CN115281022A - Humidifying and cooling device and method for reducing harm of dry hot air - Google Patents
Humidifying and cooling device and method for reducing harm of dry hot air Download PDFInfo
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- CN115281022A CN115281022A CN202210860744.5A CN202210860744A CN115281022A CN 115281022 A CN115281022 A CN 115281022A CN 202210860744 A CN202210860744 A CN 202210860744A CN 115281022 A CN115281022 A CN 115281022A
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- 238000001816 cooling Methods 0.000 title claims abstract description 89
- 238000000034 method Methods 0.000 title abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 155
- 239000007921 spray Substances 0.000 claims abstract description 63
- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 238000005507 spraying Methods 0.000 claims abstract description 46
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 15
- 235000011089 carbon dioxide Nutrition 0.000 claims abstract description 15
- 239000000779 smoke Substances 0.000 claims description 18
- 239000002689 soil Substances 0.000 claims description 16
- 238000010248 power generation Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 5
- 230000000391 smoking effect Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 2
- 241000209140 Triticum Species 0.000 description 6
- 235000021307 Triticum Nutrition 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000003973 irrigation Methods 0.000 description 4
- 230000002262 irrigation Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000000443 aerosol Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000005068 transpiration Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/09—Watering arrangements making use of movable installations on wheels or the like
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
- A01G25/167—Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/54—Free-cooling systems
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
Abstract
The invention relates to a humidifying and cooling device for reducing the harm of dry hot air and a method thereof, and the humidifying and cooling device comprises two water supply devices, a spray cooling device and a control device, wherein each water supply device comprises a water supply pump, a water delivery pipe and a pipe retracting and releasing mechanism; the spray cooling device comprises a moving trolley, a spraying mechanism and a cooling mechanism; the movable trolley is used for moving in the field; the spraying mechanism and the cooling mechanism are arranged on the movable trolley. According to the invention, by arranging the upper and lower groups of water sprays and the group of dry ice spraying mechanism, the crops damaged by dry hot air can be comprehensively humidified and cooled, and the damage of the dry hot air to the crops is effectively reduced.
Description
Technical Field
The invention relates to a humidifying and cooling device and a humidifying and cooling method for reducing harm of dry hot air, and belongs to the field of air humidification.
Background
The dry hot air is one of agricultural disasters, namely agricultural weather and meteorological disasters, which have high temperature, low humidity and certain wind power. The essence of the dry and hot wind damage is physiological drought of crops caused by high temperature and low humidity, and the wind only aggravates the damage degree. During dry hot wind, the temperature is obviously increased, the humidity is obviously reduced, certain wind power is accompanied, the transpiration is aggravated, the water absorption of root systems is not timely, the insufficient filling of the wheat is often caused, blighted grains are serious, even withered and dead, the yield of the wheat is reduced to different degrees, the yield is generally reduced by 5-10%, the yield is more than 20% when serious, and the quality and the flour yield of the wheat are influenced. The damage of the dry hot air to the wheat is the comprehensive effect of heat and dryness. The defense measures include temperature reduction and humidification in the wheat field and dry hot wind resistance of wheat. The existing cooling and humidifying equipment mainly comprises two types: the utility model provides a for shallow form, the water tank setting is on the shallow, and the shallow removes sprinkling irrigation in the farmland, and there is the problem: the water adding tank of the cart is heavy, inconvenient to move, poor in adjustability and low in working efficiency; and because the farmland is soft generally, the cart that the dead weight is very big can roll the farmland and harden, is unfavorable for crop growth. Another kind is for the field irrigation device to spray through water pump and water pipe, but the water pipe water injection after move inconveniently, need irrigate through the mode that many people lifted at the in-process that removes, has consumeed a large amount of physical power of carrier. In addition, the existing humidifying and cooling equipment adopts a water spraying mode to cool, and the cooling effect is not good.
Disclosure of Invention
The invention provides a humidifying and cooling device and a humidifying and cooling method for reducing the harm of dry hot air, and solves the problems that the existing humidifying and cooling device is inconvenient to move, poor in adjustability, low in working efficiency and free of cooling equipment.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the humidifying and cooling device comprises two water supply devices, a spray cooling device and a control device, wherein each water supply device comprises a water supply pump, a water conveying pipe and a pipe winding and unwinding mechanism, the water conveying pipe is wound on the pipe winding and unwinding mechanism, one end of the water conveying pipe is connected with the water supply pump, and the other end of the water conveying pipe is communicated with a water inlet pipe of the spray cooling device.
The water supply device comprises a movable trolley.
If the farmland pumped well is used, the sprayed water can be the water of the farmland pumped well. The water supply pump, the water delivery pipe and the pipe retracting and releasing mechanism are arranged on the moving trolley, so that the water supply pump, the water delivery pipe and the pipe retracting and releasing mechanism can move. If the farmland does not have the motor-pumped well, a water supply tank is also needed, and the water supply tank is arranged on the movable trolley and provides a water source for the spraying equipment.
The spray cooling device comprises a moving trolley, a spraying mechanism and a cooling mechanism; the movable trolley is used for moving in the field; the spraying mechanism and the cooling mechanism are arranged on the movable trolley;
the spraying mechanism comprises a water inlet pipe, the water inlet pipe is divided into a first water inlet pipe and a second water inlet pipe through a three-way joint, the second water inlet pipe is communicated with a pressure pump, the outlet of the pressure pump is divided into a first water outlet pipe and a second water outlet pipe through the three-way joint, the first water outlet pipe is communicated with an upper spraying pipe, and a plurality of spray heads are arranged on the upper spraying pipe; the second water outlet pipe is communicated with a lower spray pipe, a plurality of spray branch pipes are arranged on the lower spray pipe, and spray heads are arranged on the spray branch pipes; the first water inlet pipe is communicated with the first water outlet pipe; the first water inlet pipe and the second water inlet pipe are respectively provided with a first valve and a second valve, and the first water outlet pipe and the second water outlet pipe are respectively provided with a third valve and a fourth valve;
the control device comprises a programmable singlechip, a temperature and humidity sensor and a display, wherein the pipe folding and unfolding mechanism, the water supply pump, the pressure pump, the first valve, the second valve, the third valve, the fourth valve, the temperature and humidity sensor and the display are respectively connected with the programmable singlechip.
Preferably: the travelling car include frame, mounting bracket and triangle athey wheel, four spinal branch vaulting poles of frame on respectively with the triangle athey wheel connect, be provided with the belt pulley in the crawler wheel drive shaft of the triangle athey wheel that sets up in the place ahead of frame, the mounting bracket on be provided with the main drive axle, the main drive axle on be provided with the belt pulley, the main drive axle install together with driving motor, the belt pulley link together through the belt. Preferably: the mounting frame is a lower layer space and an upper layer space, and the spraying mechanism is arranged in the lower layer space; the cooling device and the control device are arranged in the upper space, and the upper space is of a box-type structure.
Preferably: the cooling mechanism comprises a dry ice smoke machine and a smoke pipe, wherein an outlet of the dry ice smoke machine is connected with the smoke pipe, and an outlet of the smoke pipe is provided with a conical smoke outlet.
Preferably: the barrier removing mechanism comprises a connecting rod and a V-shaped plate arranged on the connecting rod, and the connecting rod is in threaded connection with the supporting rod.
Preferably: the water supply device comprises a movable trolley and a water supply tank, wherein the water supply tank, a water supply pump, a water delivery pipe and a pipe collecting and releasing mechanism are arranged on the movable trolley.
Preferably: the pipe collecting and releasing mechanism comprises a pipe collecting and releasing pipe frame and a pipe collecting and releasing motor, and the pipe collecting and releasing motor and the pipe collecting and releasing pipe frame are installed together.
Preferably: the solar power generation device is further included.
The invention also provides a humidifying and cooling method for reducing the harm of dry hot air, and the equipment comprises the following steps:
1. connecting the devices, starting the programmable single chip microcomputer, setting operation parameters through the programmable single chip microcomputer according to data of the temperature and humidity sensor, and controlling the operation of each device;
2. under the action of the driving motor and the pipe collecting and releasing motor, the movable trolley drives the spraying device and the cooling device to move in the field, so that spraying, humidifying and cooling operations are performed on crops, the humidity of the field is increased, the temperature is reduced, and the harm of dry hot air to the agricultural effect is effectively reduced;
3. when the mobile trolley moves from one end to the other end along the ridge, the water conveying pipe is quickly detached, the water conveying pipe at the other end is replaced, the pipe collecting and releasing motor operates, the water conveying pipe in the farmland is collected to the pipe frame, and meanwhile, the other pipe collecting and releasing mechanism operates; if the electric wire exists, the electric wire is wound and unwound simultaneously; the steps are repeated, so that the humidifying and cooling operation of the farmland is realized;
4. the humidification and cooling operation has the following modes according to the humiture of farmland air and soil:
a: humidification mode:
(1) The air temperature of the farmland is not high, the farmland does not need to be cooled, the air humidity of the farmland is low, the humidification operation is needed, at the moment, the upper first valve is independently opened according to the humidity requirement of the farmland, and the humidification operation is carried out on the upper parts of crops through the spray heads on the upper spray pipes; if the farmland ridges are long and the water pressure of the water supply pump is not enough to meet the spraying requirement, the second valve, the third valve and the pressure pump are opened to carry out secondary pressurization on water flow and then spray, so that the problem of insufficient water pressure can be effectively solved;
(2) The air temperature of the farmland is not high, the farmland does not need to be cooled, the air and soil humidity of the farmland is low, at the moment, the upper first valve is independently opened according to the humidity requirement of the farmland, and the upper parts of crops are humidified through the spray heads on the upper spray pipes; the second valve, the fourth valve and the pressure pump are opened, water flow is sprayed through the spray heads of the upper spraying pipe and the spraying branch pipes of the lower spraying pipe after secondary pressurization is carried out on the water flow, and the lower parts of crops are humidified, so that the problem of low soil humidity of a farmland can be effectively solved; if the pressure of the upper spray head is not enough, the third valve can be opened, and the pressurized water is used for upper-layer spraying operation.
B: cooling:
the air temperature in farmland is high, needs the cooling, opens dry ice aerosol sprayer, and the operation of cooling down is carried out to the farmland to the blowout low temperature smog, makes the local low temperature environment that forms in farmland, can reduce the influence of high temperature to crops effectively, improves the output of crops.
If the farmland needs to be humidified and cooled simultaneously, the humidifying and cooling operation of the farmland can be completed by adopting the combination of the modes A and B according to the air and soil temperature and humidity of the farmland.
The invention has the beneficial effects that:
according to the invention, the two water supply devices, the spray cooling device and the control device are arranged, the water supply devices are arranged on the ridges, the spray cooling device moves in the field through the movable trolley for spray cooling, and equipment with a heavier water tank and the like is arranged on the ridges, so that the load of the movable trolley can be effectively reduced, the movable trolley can move more flexibly, the rolling of the farmland in the spray irrigation cooling process can be effectively reduced, the farmland cannot become very hard, and the growth of crops is facilitated.
According to the invention, by arranging the upper and lower groups of water sprays and the group of dry ice spraying mechanism, the crops damaged by dry hot air can be comprehensively humidified and cooled, and the damage of the dry hot air to the crops is effectively reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a humidifying and cooling device of the present invention;
FIG. 2 is a schematic structural view of the mobile cart of the present invention;
FIG. 3 is another schematic structural view of the mobile cart of the present invention;
FIG. 4 is a schematic view of another embodiment of the humidification cooling device of the present invention;
FIG. 5 is a block diagram of the control device of the present invention;
in the figure, 1 is a moving trolley, 2 is a water supply pump, 3 is a pipe retracting and releasing frame, 4 is a pipe retracting and releasing motor, 5 is a water pipe, 6 is a conical fog outlet, 7 is a spraying branch pipe, 8 is a triangular crawler wheel, 9 is a supporting rod, 10 is a smoke pipe, 11 is a lower-layer space, 12 is a dry ice fog machine, 13 is an upper-layer space, 14 is a control device, 15 is a temperature and humidity sensor, 16 is a driving motor, 17 is an upper spraying pipe, 18 is a lower spraying pipe, 19 is a water inlet pipe, 20 is a first valve, 21 is a three-way joint, 22 is a third valve, 23 is a second valve, 24 is a fourth valve, 25 is a pressure pump, 26 is a main driving shaft, 27 is a belt pulley, 28 is a belt, 29 is a crawler wheel driving shaft, 30 is a spray head, 31 is a solar power generation device, 32 is a water storage tank, 33 is a connecting rod, and 34 is a V-shaped plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of the present protection.
Example 1
As shown in fig. 1-3 and 5, a humidifying and cooling device for reducing the harm of dry hot air comprises two water supply devices, a spray cooling device and a control device 14,
the water supply device mainly provides water source and power supply for the humidifying and cooling device, and comprises a water supply pump 2, a water delivery pipe 5 and a pipe receiving and releasing mechanism. The water delivery pipe 5 generally adopts a spring pipe which is not easy to deform on a pipe receiving and releasing mechanism and has little influence on water delivery. The water delivery pipe 5 is wound on the pipe winding and unwinding mechanism, one end of the water delivery pipe 5 is connected with the water supply pump 2, and the other end of the water delivery pipe 5 is communicated with a water inlet pipe 19 of the spray cooling device through a quick coupling.
The pipe collecting and releasing mechanism comprises a pipe collecting and releasing frame 3 and a pipe collecting and releasing motor 4, and the pipe collecting and releasing motor 4 and the pipe collecting and releasing frame 3 are installed together. The pipe frame is generally arranged on the pipe frame 3 for collecting and releasing the water conveying pipe 5. Or according to the needs of the power supply. If the power supply is a mobile power supply, such as a generator or solar generator 31, these devices can be placed on the mobile trolley 1 without power lines. If the power transmission line is needed to provide power for the spray cooling device, the power transmission line can be arranged; and the two pipe frames are used for collecting and releasing the water conveying pipe 5 and the power transmission line.
The two water supply devices are respectively arranged on the two ridges in the field.
The spray cooling device comprises a moving trolley 1, a spraying mechanism and a cooling mechanism; the movable trolley 1 is used for moving in the field; the spraying mechanism and the cooling mechanism are arranged on the movable trolley 1;
travelling car 1 includes frame, mounting bracket and triangle athey wheel 8, four spinal branch vaulting poles 9 of frame on respectively with triangle athey wheel 8 connect, be provided with belt pulley 27 on the crawler wheel drive shaft 29 of triangle athey wheel 8 of setting in the place ahead of frame, the mounting bracket on be provided with main drive shaft 26, main drive shaft 26 on be provided with belt pulley 27, main drive shaft 26 and driving motor 16 install together, belt pulley 27 link together through belt 28.
The supporting rod 9 can be a lifting rod with lifting function, is used for adjusting the height of the mounting rack, is used for improving the height of the humidifying and cooling device, and is suitable for humidifying and cooling operation of different crops.
The mounting rack is a lower layer space 11 and an upper layer space 13, and the spraying mechanism is arranged in the lower layer space 11; the cooling device and the control device 14 are arranged in the upper space 13, the upper space 13 is of a box-type structure and is provided with two boxes, and the cooling device and the control device 14 are respectively arranged in the two boxes. The box body can be provided with a heat dissipation hole and other structures for heat dissipation of the cooling device and the control device 14.
The spraying mechanism comprises a water inlet pipe 19, the water inlet pipe 19 is divided into a first water inlet pipe and a second water inlet pipe through a three-way joint 21, the second water inlet pipe is communicated with a pressure pump 25, an outlet of the pressure pump 25 is divided into a first water outlet pipe and a second water outlet pipe through the three-way joint 21, the first water outlet pipe is communicated with an upper spraying pipe 17, and a plurality of spray heads 30 are arranged on the upper spraying pipe 17; the second water outlet pipe is communicated with a lower spray pipe 18, a plurality of spray branch pipes 7 are arranged on the lower spray pipe 18, spray heads 30 are arranged on the spray branch pipes 7, the number of the spray branch pipes 7 can be set according to needs, and two spray branch pipes are arranged in the embodiment and are respectively fixed on two support rods 9; the first water inlet pipe is communicated with the first water outlet pipe; the first water inlet pipe and the second water inlet pipe are respectively provided with a first valve 20 and a second valve 23, and the first water outlet pipe and the second water outlet pipe are respectively provided with a third valve 22 and a fourth valve 24.
The first valve 20, the second valve 23, the third valve 22 and the fourth valve 24 are solenoid valves having an automatic control function, and are used for realizing automatic control of setting.
The cooling mechanism comprises a dry ice smoking machine 12 and a smoke pipe 10, an outlet of the dry ice smoking machine 12 is connected with the smoke pipe 10, and an outlet of the smoke pipe 10 is provided with a conical smoke outlet 6. The dry ice fog machine 12 utilizes the principle that solid dry ice at minus 78 ℃ generates a large amount of white smog when being heated and gasified at normal temperature, and the temperature of the white smog is lower, so that the effect of cooling can be achieved.
The control device 14 comprises a programmable singlechip, a temperature and humidity sensor 15 and a display, wherein the pipe receiving and releasing mechanism, the driving motor 16, the water supply pump 2, the pressure pump 25, the first valve 20, the second valve 23, the third valve 22, the fourth valve 24, the temperature and humidity sensor 15, the dry ice smoke machine 12 and the display are respectively connected with the programmable singlechip.
The control device 14 may also be provided with a wireless transmission and reception module for remote control and review of device data.
Temperature and humidity sensor 15 sets up in the front of travelling car 1 for detect the humiture of farmland environment, provide the control index for the speed of mist cooling. The humiture of farmland environment includes the humiture of farmland air and the humiture of farmland soil, can adopt two humiture sensors to survey respectively, also can adopt one, surveys the humiture of farmland soil earlier, then fixes on travelling car 1 for the survey of farmland air humiture. Certainly, a wind speed sensor can be arranged for measuring the wind speed of farmland air and carrying out more accurate humidification and cooling control according to the farmland humiture and the wind degree, and a humiture sensor 15 is adopted in the implementation.
The operation process of the invention is as follows:
1. connecting the devices, starting the programmable single chip microcomputer, setting operation parameters through the programmable single chip microcomputer according to data of the temperature and humidity sensor 15, and controlling the operation of each device;
2. under the action of the driving motor 16 and the pipe collecting and releasing motor 4, the movable trolley 1 drives the spraying device and the cooling device to move in the field, so that spraying, humidifying and cooling operations are performed on crops, the humidity of the field is increased, the temperature is reduced, and the harm of dry hot air to the agricultural effect is effectively reduced;
3. when the movable trolley 1 moves from one end to the other end along the ridge, the water conveying pipe 5 is quickly detached, the water conveying pipe 5 at the other end is replaced, the pipe retracting and releasing motor 4 operates, the water conveying pipe 5 in the farmland is retracted to the pipe frame, and meanwhile, the other pipe retracting and releasing mechanism operates; if the electric wire exists, the electric wire is wound and unwound simultaneously; the steps are repeated, so that the humidifying and cooling operation of the farmland is realized;
4. the humidifying and cooling operation has the following modes according to the air of the farmland and the temperature and the humidity of the soil:
a: humidification mode:
(1) The air temperature of the farmland is not high, the temperature does not need to be reduced, the air humidity of the farmland is low, the humidification operation needs to be carried out, at the moment, the upper first valve 20 is independently opened according to the humidity requirement of the farmland, and the humidification operation is carried out on the upper parts of crops through the spray heads 30 on the upper spray pipes 17; if the farmland ridge is long and the water pressure of the water supply pump 2 is not enough to meet the spraying requirement, the second valve 23, the third valve 22 and the pressure pump 25 are opened to carry out secondary pressurization on the water flow and then carry out spraying, so that the problem of insufficient water pressure can be effectively solved;
(2) The air temperature of the farmland is not high, the temperature does not need to be reduced, the humidity of the air and soil of the farmland is low, at the moment, the upper first valve 20 is independently opened according to the humidity requirement of the farmland, and the upper parts of crops are humidified through the spray heads 30 on the upper spray pipes 17; the second valve 23, the fourth valve 24 and the pressure pump 25 are opened, the water flow is sprayed through the upper spraying pipe 18 and the spray heads 30 of the spraying branch pipes 7 after being pressurized for the second time, and the lower parts of crops are humidified, so that the problem of low soil humidity of the farmland can be effectively solved; if the pressure of the upper spray head 30 is not sufficient, the upper spray operation can be performed by using pressurized water by opening the third valve 22.
B: cooling:
the air temperature in farmland is high, needs the cooling, opens dry ice aerosol sprayer 12, and the operation of cooling down is carried out to the farmland to the blowout low temperature smog, makes the local formation low temperature environment in farmland, can reduce the influence of high temperature to crops effectively, improves the output of crops.
If the farmland needs to be humidified and cooled simultaneously, the humidifying and cooling operation of the farmland can be completed by adopting the combination of the modes A and B according to the air and soil temperature and humidity of the farmland.
The device has simple structure, the movable trolley 1 has light weight and flexible movement, and can effectively realize the humidifying and cooling operation of farmlands, reduce the harm of dry hot air to crops and improve the crop yield.
Example 2
As shown in fig. 1 to 5, this embodiment is basically the same as embodiment 1, except that: travelling car 1 adopts triangle athey wheel 8, and triangle athey wheel 8 has lightly, convertibility, and high trafficability characteristic, high stability, low ground connection specific pressure, advantage such as high mobility can effectual solution farmland unevenness for equipment operation process is steady. But some beaten soil piles also exist in the farmland, which causes the equipment to operate unstably. The obstacle removing mechanism is arranged on the support rod 9 and comprises a connecting rod 33 and a V-shaped plate 34 arranged on the connecting rod 33, and the connecting rod 33 is in threaded connection with the support rod 9. Therefore, when the farmland is uneven, the V-shaped plates 34 are arranged on the supporting rods 9, so that the soil pile in Ping Nongtian can be effectively pushed, and the running stability of the equipment is effectively ensured.
The arrangement of the present invention may also be provided with a solar power generation device 31. The solar power generation device 31 supplies power to the equipment when the power supply is inconvenient. The solar power generation equipment can be arranged on the top of the movable trolley 1, or on the top of the movable trolley 1, and can be arranged as required, and the solar power generation device 31 can be equipment on the market.
Aiming at the situation that no motor-pumped wells and other irrigation facilities exist in the farmland, a water source for spray cooling can be provided by adopting a mode of arranging the water storage tank 32 on the movable trolley 1, and the water supply pump 2 is directly connected with the water storage tank 32.
Although embodiments of the present invention have been described above, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims.
Claims (9)
1. A humidification heat sink of reduction dry-hot wind harm which characterized in that: the device comprises two water supply devices, a spray cooling device and a control device, wherein each water supply device comprises a water supply pump, a water pipe and a pipe winding and unwinding mechanism, the water pipe is wound on the pipe winding and unwinding mechanism, one end of the water pipe is connected with the water supply pump, and the other end of the water pipe is communicated with a water inlet pipe of the spray cooling device;
the spray cooling device comprises a moving trolley, a spraying mechanism and a cooling mechanism; the movable trolley is used for moving in the field; the spraying mechanism and the cooling mechanism are arranged on the movable trolley;
the spraying mechanism comprises a water inlet pipe, the water inlet pipe is divided into a first water inlet pipe and a second water inlet pipe through a three-way joint, the second water inlet pipe is communicated with a pressure pump, an outlet of the pressure pump is divided into a first water outlet pipe and a second water outlet pipe through the three-way joint, the first water outlet pipe is communicated with an upper spraying pipe, and a plurality of spray heads are arranged on the upper spraying pipe; the second water outlet pipe is communicated with a lower spray pipe, a plurality of spray branch pipes are arranged on the lower spray pipe, and spray heads are arranged on the spray branch pipes; the first water inlet pipe is communicated with the first water outlet pipe; the first water inlet pipe and the second water inlet pipe are respectively provided with a first valve and a second valve, and the first water outlet pipe and the second water outlet pipe are respectively provided with a third valve and a fourth valve;
the control device comprises a programmable singlechip, a temperature and humidity sensor and a display, and the pipe receiving and releasing mechanism, the water supply pump, the pressure pump, the first valve, the second valve, the third valve, the fourth valve, the temperature and humidity sensor and the display are respectively connected with the programmable singlechip.
2. The humidification cooling device of claim 1, wherein: the travelling car include frame, mounting bracket and triangle athey wheel, four spinal branch vaulting poles of frame on respectively with the triangle athey wheel connect, be provided with the belt pulley in the crawler wheel drive shaft of the triangle athey wheel that sets up in the place ahead of frame, the mounting bracket on be provided with the main drive axle, the main drive axle on be provided with the belt pulley, the main drive axle install together with driving motor, the belt pulley link together through the belt.
3. The humidification cooling device of claim 2, wherein: the mounting frame is a lower layer space and an upper layer space, and the spraying mechanism is arranged in the lower layer space; the cooling device and the control device are arranged in the upper space, and the upper space is of a box-type structure.
4. The humidification cooling device of claim 1, wherein: the cooling mechanism comprises a dry ice smoking machine and a smoke pipe, wherein an outlet of the dry ice smoking machine is connected with the smoke pipe, and an outlet of the smoke pipe is provided with a conical smoke outlet.
5. The humidification cooling device of claim 1, wherein: the support rod is provided with a barrier removing mechanism, the barrier removing mechanism comprises a connecting rod and a V-shaped plate arranged on the connecting rod, and the connecting rod is in threaded connection with the support rod.
6. The humidification cooling device of claim 1, wherein: the water supply device comprises a movable trolley and a water supply tank, wherein the water supply tank, a water supply pump, a water delivery pipe and a pipe collecting and releasing mechanism are arranged on the movable trolley.
7. The humidification cooling device of claim 1, wherein: the pipe collecting and releasing mechanism comprises a pipe collecting and releasing pipe frame and a pipe collecting and releasing motor, and the pipe collecting and releasing motor and the pipe collecting and releasing pipe frame are installed together.
8. The humidification cooling device of claim 1, wherein: the solar power generation device is also included.
9. A humidification and cooling method for reducing the harm of dry hot wind, which adopts the humidification and cooling device of any one of claims 1 to 8, and comprises the following steps:
1. connecting the devices, starting the programmable single chip microcomputer, setting operation parameters through the programmable single chip microcomputer according to data of the temperature and humidity sensor, and controlling the operation of each device;
2. under the action of the driving motor and the pipe collecting and releasing motor, the movable trolley drives the spraying device and the cooling device to move in the field, so that spraying, humidifying and cooling operations are performed on crops, the humidity of the field is increased, the temperature is reduced, and the harm of dry hot air to the agricultural effect is effectively reduced;
3. when the mobile trolley moves from one end to the other end along the ridge, the water conveying pipe is quickly detached, the water conveying pipe at the other end is replaced, the pipe retracting motor operates to retract the water conveying pipe in the farmland to the pipe frame, and meanwhile, the other pipe retracting mechanism operates; if the electric wire exists, the electric wire is wound and unwound simultaneously; the steps are repeated, so that the humidifying and cooling operation of the farmland is realized;
4. the humidification and cooling operation has the following modes according to the humiture of farmland air and soil:
a: humidification mode:
(1) The air temperature of the farmland is not high, the farmland does not need to be cooled, the air humidity of the farmland is low, the humidification operation is needed, at the moment, the upper first valve is independently opened according to the humidity requirement of the farmland, and the humidification operation is carried out on the upper parts of crops through the spray heads on the upper spray pipes; if the farmland ridges are long and the water pressure of the water supply pump is not enough to meet the spraying requirement, the second valve, the third valve and the pressure pump are opened to carry out secondary pressurization on water flow and then spray, so that the problem of insufficient water pressure can be effectively solved;
(2) The air temperature of the farmland is not high, the temperature does not need to be reduced, the humidity of the air and soil of the farmland is low, at the moment, the upper first valve is independently opened according to the humidity requirement of the farmland, and the upper parts of crops are humidified through the spray heads on the upper spray pipes; the second valve, the fourth valve and the pressure pump are opened, water flow is sprayed through the upper spraying pipe 18 and the spray nozzles of the spraying branch pipes after secondary pressurization is carried out on the water flow, the lower parts of crops are humidified, and the problem of low soil humidity of a farmland can be effectively solved; if the pressure of the upper spray head is not enough, a third valve can be opened, and pressurized water is used for upper-layer spraying operation;
b: a cooling mode:
the air temperature of the farmland is high, and the farmland needs to be cooled, the dry ice smoke sprayer is started to spray low-temperature smoke, so that the farmland is cooled, a low-temperature environment is formed at the part of the farmland, the influence of high temperature on crops can be effectively reduced, and the yield of the crops is improved;
if the farmland needs to be humidified and cooled simultaneously, the humidifying and cooling operation of the farmland can be completed by adopting the combination of the modes A and B according to the air and soil temperature and humidity of the farmland.
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