CN201575582U - Agricultural soil hot-water sterilizing equipment - Google Patents

Agricultural soil hot-water sterilizing equipment Download PDF

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Publication number
CN201575582U
CN201575582U CN2010200021043U CN201020002104U CN201575582U CN 201575582 U CN201575582 U CN 201575582U CN 2010200021043 U CN2010200021043 U CN 2010200021043U CN 201020002104 U CN201020002104 U CN 201020002104U CN 201575582 U CN201575582 U CN 201575582U
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CN
China
Prior art keywords
water
hot water
hot
sterilizing equipment
soil
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Expired - Fee Related
Application number
CN2010200021043U
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Chinese (zh)
Inventor
玄明辉
周文斌
姜来军
贺超兴
张志斌
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TIANJIN HANZHENG MECHANICAL EQUIPMENT CO Ltd
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TIANJIN HANZHENG MECHANICAL EQUIPMENT CO Ltd
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Priority to CN2010200021043U priority Critical patent/CN201575582U/en
Application granted granted Critical
Publication of CN201575582U publication Critical patent/CN201575582U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides agricultural soil hot-water sterilizing equipment, and belongs to the field of agricultural equipment. The agricultural soil hot-water sterilizing equipment comprises a water supply pipeline, water heating apparatus, and a hot-water distribution device, wherein the hot-water distribution device is connected with the water supply pipeline, and the water heating apparatus is coal-fired heating apparatus. The sterilizing equipment has the advantages of high heat utilization, small environment pollution, high heat efficiency, convenient movement, and the like; and 95 DEG C high-temperature hot water obtained by the hot-water sterilizing equipment is poured into soil or a substrate through an under-film irrigation system of the hot-water distribution device, so as to ensure that the temperature of the soil or the substrate rises to 50 to 70 DEG C, and the high temperature lasts more than one hour. Therefore, the utility model can kill plenty of varied bacteria in the soil to eliminate soil-borne insectpest and recover the soil productivity.

Description

The agricultural soil hot water sterilizing equipment decontaminating apparatus
Technical field
The utility model relates to agricultural machinery, specifically, the continuous cropping obstacles such as plant equipment, the particularly salination of facility soil disease and pest that relate to a kind of facility soil soil fertility recovery are removed the summer high temperature hot water soil matrix sterilization of technology and the multifunctional efficient coal-burning boiler device of winter greenhouse hot water heating.
Background technology
Along with the quick increase of China people to the vegetables demand, the development of facilities vegetable area is rapid, and various facility areas have reached 3,000,000 m 2, wherein all kinds of greenhouses area based on efficient-economical solar-greenhouse has surpassed 600,000 m 2The conversion of facilities vegetable crops for rotation is many, the planting soil soil-borne disease is serious year after year, particularly tomato that makes the solanberry class of root-knot nematode and melon vegetables etc. are injured seriously, greatly influenced yield of vegetables, therefore soil-borne disease becomes the outstanding problem of facilities vegetable production development, and taking measures to effect a radical cure soil-borne disease has become the key that realizes the facilities vegetable sustainable development.China's heliogreenhouse adopts soil cultivation more, and the melon colza is planted frequently, and old vegetable-growing area soil-borne disease is serious, so must realize high-efficiency prevention and control to soil-borne disease according to the relevant soil disinfection method of national conditions exploitations.
Soil disinfection method commonly used at present mainly contains following several, and its subject matter is as follows:
1. medicament such as chloropicrin, Celfume fumigation sterilization, being about to the very high chemical substance of toxicity is poured in the soil, utilize canopy membrane closure high temperature fumigation that the soil disease and pest is killed, open the canopy medicament toxicity that leaves at last, its subject matter is that disinfectant toxicity is very big, and cost is also higher, and handling needs the professional to carry out, operating personnel and atmosphere are also produced bigger pollution, substantially need not at present.
2. cyanogen ammonium calcium sterilization, also claim the lime nitrogen sterilization, being about to cyanogen ammonium calcium spreads fertilizer over the fields in soil surface, repave organic matters such as executing stalk then, the epiphragma of pouring water after turning over seals canopy again, because cyanogen ammonium calcium production cost height, toxicity is also bigger, be unsuitable for producing the pollution-free vegetable product, add that sterilization is not thorough, therefore application also is restricted.
3. high-temperature steam sterilization is about to elevated temperature heat steam and is sprayed onto and utilizes vapours that the sick worm of soil is killed in the soil matrix, because the steam penetration is limited, so be mainly used in the matrix sterilization of soilless culture, can't be used for soil disinfection.
4. fuel oil disinfection with hot water, be to be poured into soil by water knockout drum after burning diesel oil will add hydro-thermal, harmful microorganism in the soil is killed with long-time high temperature, but this technology device therefor is Korea S's import, and cost is very high, and fuel used diesel-fuel price is higher, the application cost height, be not suitable for China's actual conditions, can't large-scale promotion application, and existing coal-burning boiler can't reach long-time generation high-temperature-hot-water and realizes sterilization effects.
The utility model content
The utility model is developed a kind of agricultural soil hot water sterilizing equipment decontaminating apparatus at above-mentioned defective of the prior art, and this equipment cost is low, easy and simple to handle, be convenient to move, both can be used for the soil hot water sterilization, also can be used for seedling medium sterilization and greenhouse hot-water heating, a tractor serves several purposes.
Agricultural soil hot water sterilizing equipment decontaminating apparatus of the present utility model, comprise supply channel, hot-water heating system and Hot water distributor, wherein, described supply channel is connected with hot-water heating system, described Hot water distributor is connected with hot-water heating system, and described hot-water heating system is the coal heater.
Wherein, described hot-water heating system comprise furnace wall, furnace chamber, with the combustion chamber of furnace chamber adjacency, and the flue and the chimney that are connected in turn with the combustion chamber, the below of described flue is connected with the inlet of chimney, be provided with heat exchanger tube in the described furnace chamber, the water of described supply channel input flows into Hot water distributor by heat exchanger tube heating back.
Wherein, described Hot water distributor comprises hot water dispenser and water filling drip irrigation system, described hot water dispenser is many hollow pipes arranged side by side, one side of described hollow pipe is connected with the hot water feeding pipe road respectively, the opposite side of described hollow pipe is connected with the water filling drip irrigation system, and described water filling drip irrigation system is many and hot water dispenser microporous hollow pipe connected vertically.
Wherein, described furnace chamber is the container of sealing, the under-filled water of described container, the space waterborne of described container is the negative-pressure vacuum space, described heat exchanger tube is positioned at the negative-pressure vacuum space, the superposed coal thorax that the combustion chamber is separated into by the hollow clapboard bar and the fire box of bottom, and described coal thorax top is connected with blast pipe, described flue is positioned at fire box, is surrounded and is formed by the two rows pipeline that is heated.
Wherein, described hollow clapboard bar is the pipeline that adjoins each other, and described pipeline and described hydrospace are interconnected.
Wherein, described negative-pressure vacuum space is connected with safety valve and vacuum table and vacuum gas discharge valve.
Wherein: described fire box is connected with venting.
Wherein, also comprise security alerting system, described security alerting system is temperature acoustic-optic alarm or scarce coal warning device.
Wherein, described hot water dispenser is provided with hand switch.
Wherein, also comprise blower fan, the air outlet of described blower fan is connected with fire box.
The utility model agricultural soil hot water sterilizing equipment decontaminating apparatus adopts coal-fired heating, saves cost, and can continue heating to water, thereby to disinfecting soil, this equipment is pollution-free to soil, and no chemical pesticide is residual, is applicable to and applies.Simultaneously, use fire coal also to greatly reduce application cost, thereby can make full use of the superiority of disinfection with hot water, realize the low cost of the nuisanceless sterilization of facility soil, promote the sustainable production of facilities vegetable than fuel oil.Adopt this technology that the soil disease and pest is had remarkable prevention effect, even can carry out disinfection to deep subsoil portion, multiple killing effect can be played to soil ralstonia solanacearum, soil nematodes and weed seed, also the effectively preventing effect can be played the generation of other disease and pest.
Description of drawings
Fig. 1 is an agricultural soil hot water sterilizing equipment decontaminating apparatus overall schematic of the present utility model.
Fig. 2 is the hot-water heating system front view of the utility model agricultural soil hot water sterilizing equipment decontaminating apparatus;
Fig. 3 is the hot-water heating system side view of the utility model agricultural soil hot water sterilizing equipment decontaminating apparatus;
1: hot-water heating system; 2: the water source; 3: chimney; 4: guidance panel; 5: the greenhouse; 6: pipeline is heated; 7: flue; 10: the hollow clapboard bar; 11: the coal thorax; 12: fire box; 13: coal feeding hole; 14: ash hole; 15: blast pipe; 16: blower fan; 21: the negative-pressure vacuum space; 22: the hydrospace; 23: heat exchanger tube; 24: safety valve; 26: venting; 27: vacuum table; 28: the water filling drip irrigation system; 29: hot water dispenser; 30: heat medium water water level meter.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is further described.Following examples only are used for the technical solution of the utility model more clearly is described, and can not limit protection domain of the present utility model with this.
As shown in Figure 1, a kind of agricultural soil hot water sterilizing equipment decontaminating apparatus according to the specific embodiment of the invention comprises supply channel, hot-water heating system 1 and Hot water distributor.Supply channel is supplied water by water source 2,2 the water from the water source, after hot-water heating system 1 heating, flow in the Hot water distributor, Hot water distributor comprises hot water dispenser 29 and water filling drip irrigation system 28, hot water dispenser 29 is many hollow pipes arranged side by side, one side of described hollow pipe is connected with the hot water feeding pipe road respectively, the opposite side of described hollow pipe is connected with water filling drip irrigation system 28, and described water filling drip irrigation system 28 is many and hot water dispenser 29 hollow porous heat resistant plastice pipes connected vertically.Preferably, hot water dispenser 29 is stainless steel hollow pipes, 3 meters of length, and a middle side part has interface to link to each other with the hot water transmission system, and opposite side has an apopore every a segment distance (for example 0.3 meter), has hand switch to control water outlet on it.The apopore diameter is preferably 2 centimetres.Water filling drip irrigation system 28 is high temperature resistant flexible pipe drip irrigation zone or hard tube, and one end and apopore join, the fixing sealing of the other end, and the drip irrigation zone upper wall has an apopore every a segment distance (0.10-0.20 rice), and hot water flows out from the hole of drip irrigation zone and is used to heat soil.
As shown in Figures 2 and 3, described hot-water heating system 1 is the coal heater.Its structure comprise furnace wall 8, furnace chamber, with the combustion chamber of furnace chamber adjacency, and the flue 7 and the chimney 3 that are connected in turn with the combustion chamber, the below of flue 7 is connected with the inlet of chimney 3, be provided with heat exchanger tube 23 in the furnace chamber, the water of described supply channel input is by 29 li of the hot water dispensers in the heat exchanger tube 23 heating back inflow Hot water distributors, and and then enter in the water filling drip irrigation system 28, described heat exchanger tube 23 is selected high-quality red copper heat exchanger tube for use.Furnace chamber is the container of sealing, the under-filled water of furnace chamber, and the space waterborne of furnace chamber is negative-pressure vacuum space 21, is vacuum state under 21 normalities of negative-pressure vacuum space, the space of its water-filling is hydrospace 22.The surface of furnace wall 8 is equipped with the heat medium water water level meter 30 that is connected with hydrospace 22, the SEA LEVEL VARIATION that can observe heat medium water, moisturizing in time.Described heat exchanger tube 23 is positioned at negative-pressure vacuum space 21, the superposed coal thorax 11 that the combustion chamber is separated into by hollow clapboard bar 10 and the fire box 12 of bottom, and coal thorax 11 is coaling, and described coal adds coals by the coal feeding hole 13 that is connected with the outside.The ash hole 14 that fire box 12 is connected with the outside in addition can be cleaned out the ash that fire coal produces by the ash hole 14 of a side.Described coal thorax 11 tops are connected with blast pipe 15, and described flue 7 is positioned at fire box 12, arrange the pipeline that is heated by two and enclose.Preferably, the pipeline that the hollow clapboard bar is set to adjoin each other, in the pipeline is negative pressure, described pipeline and described hydrospace 22 are interconnected, water is vaporized into steam during heating in the pipeline, behind suitable steam discharge, cooling becomes vacuum, water enters pipeline after being heated into steam, is cooled to current backwater space through heating cold water.Preferably, the negative-pressure vacuum space is connected with safety valve 24 and vacuum table 27, and safety valve 24 is preferably two, and one of them use is done standby for one.Preferably, fire box 12 is connected with venting 26, and venting 26 is used to prevent the excessive issuable blast of furnace pressure, improves security, and the operating position for ease of prompting furnace chamber temperature and coal also is equipped with security alerting system on the hot-water heating system 1.For ease of the disinfecting time and the uniformity of control soil, hot water dispenser 29 is provided with hand switch.The air outlet of blower fan 16 is connected with fire box 12, guidance panel 4 links to each other with blower fan, guidance panel 4 is used to control blower fan 16 wind speed to be regulated firepower and shows water temperature, blower fan 16 is a frequency conversion fan, be used for control according to variations in temperature, frequency conversion fan is regulated the blower fan frequency by being provided with of guidance panel 4 and is regulated flame size, realizes the automatic multi-step control of the furnace temperature of water temperature.
The utility model is that Lower Half forms hydrospace 22 in furnace chamber with the disposable injection sealing of heat medium water, and handle by the steam discharge to the first half heating back, and water vapour and air are discharged, and promptly adopts degassing method to form negative-pressure vacuum space 21; Simultaneously fire coal is adopted gasification wraparound combustion technology, promptly the air that is blown into from top airduct 15 not only provides coal-fired required oxygen, also the gasification of coal air-blowing is burnt to bottom fire box 12 simultaneously, 22 heating heat medium waters make it vaporization to adopt membrane wall structure (flue that the pipeline 6 that is heated forms) that combustion flame is conducted heat to the hydrospace, the cold water heat exchange of the water vapour of heat medium water in negative-pressure vacuum space 21 and in the heat exchanger tube 23 is heated to 90-95 ℃, described heat exchanger tube 23 is selected high-quality red copper heat exchanger tube for use, overall thermal efficiency reaches more than 92%, this high-temperature-hot-water can be used for soil disinfection, also can be used for heating supply or other needs the place of hot water.The utility model is made up vacuum boiler, the burning of gasification wraparound and three kinds of technology of membrane wall heat transfer structure, and structure is optimized, made that to the utlity model has volume little, thermal efficiency height, advantages such as mobility is strong, can be in different greenhouses mobile working in 5 or the greenhouse.
Described negative-pressure vacuum space 21 is connected with safety valve 24,25 (wherein, safety valve 25 used when safety valve 24 loses efficacy) and vacuum table 27, can directly show and effectively control the vacuum situation in negative-pressure vacuum space 21, also be provided with venting 26 on the fire box simultaneously, above-mentioned setting can be guaranteed the security of entire equipment.
The utility model also is provided with security alerting system.Described security alerting system leaving water temperature acoustic-optic alarm and scarce coal warning device.System can set leaving water temperature at guidance panel 4, and according to variations in temperature, frequency conversion fan regulating frequency is automatically regulated flame size, realizes automatic multi-step control, adopts high-precision sensor control outlet hot water temperature to make even water temperature; The leaving water temperature acoustic-optic alarm can begin to start automatic regulating system when water temperature is below or above design temperature, regulate the firepower size, report to the police simultaneously, water temperature continues to raise during as high temperature, exceeds when setting the superelevation value, and acoustic-optic alarm starts and safety valve is opened.In temperature returned to setting range, sound and light alarm automatically terminated (also can manually remove warning).Lacking the coal reminding alarm device can report to the police when adjusting blower fan firepower is still not enough automatically, reminds timely coal to guarantee combustion completion.Make the regulation and control of the utility model agricultural soil hot water sterilizing equipment decontaminating apparatus more convenient by above-mentioned security alerting system, it is just passable only to need to operate regulation and control in guidance panel 4.The security alerting system of operative intelligenceization connects and only installs to be needed according to conventional method just.The water level meter 30 that is connected with hydrospace 22 is installed, the SEA LEVEL VARIATION that can observe heat medium water, moisturizing in time on the shell body.
Described chimney 3 is connected in the lower end of flue 7, make the efficiency of fire coal of gasification wraparound burning higher, fire box 12 and flue 7 become collection ash place again simultaneously, and the dust majority in the flue gas also drops in the fire box 12, easily clean out, external environment condition is more cleaned by ash hole 14.
Through the water after heat exchanger tube 23 heating, its temperature can reach more than 90 ℃, above-mentioned high-temperature-hot-water is transported to cultivation matrix groove or the cultivating bed that needs sterilization greenhouse 5 by high temperature resistant water pipe; Utilize hot water dispenser 29 will transmit the hot water that comes and be allocated in different cultivation matrix grooves or soil surface to be sterilized by resistant to elevated temperatures drip irrigation flood pattern 28.
The utility model agricultural soil hot water sterilizing equipment decontaminating apparatus, vacuum boiler, the burning of gasification wraparound and membrane wall heat transfer structure are combined, and control by automatic control system, can provide 90-95 ℃ of hot water continuously, the utility model efficiency of fire coal height, heat utilization efficiency height, environmental pollution is little, it is effective to be used for soil disinfection, and cost is low, is easy to promote.The utility model using method is to inject water-supply-pipe and water knockout drum after utilizing water pump to make cold water reach the temperature that needs by the rapid heating of heat exchanger tube in the sterilizing machine, finally hot water is poured into soil or matrix by the irrigation under film system, continuously water filling makes the matrix soil high-temperature water saturated and promote its temperature to 50-70 ℃, under this high temperature, continue 1-2 hour, a large amount of assorted bacterium in the soil can be killed, thereby the soil soil fertility is recovered.
Use the utility model to the soil high-temperature disinfection treatment, after ventilation, do furrow wholely, if it is even more ideal that the mycorhiza seedling effect of useful mycorhiza microorganism is inoculated in field planting, because the useful mycorhiza bacterium of inoculation helps growing of vegetables root system and nutrient absorption in the sterile soil, the mycorhiza seedling is used in field planting simultaneously not only can recover soil fertility rapidly, also can reduce the rich water consumption, improves the rich water utilization rate, promote nutritional utilization to absorb, effect is better.
Present embodiment adopts the advantage and the meaning of high-temperature-hot-water sterilization method to be, the one, the ground force level of recovery greenhouse continuous cropping obstacle salinization soil, alleviate high salt harm, improve the soil nutrient absorptivity and save fertilizer amount, and finally improve yield of vegetables and improve the vegetable nutrient quality; The 2nd, be applied to the serious soil of soil-borne disease, can effectively kill soil-borne disease, and significantly promote soil fertility, improved vegetables rhizosphere microorganism environment and nutrient absorption; The 3rd, be applied to the sterilization of seedling medium soil, reduce pesticide dosage, improve planting percent, also can be used for the low-cost large-scale industrialized cultivation of mycorhiza seedling.
Agricultural soil hot water sterilizing equipment decontaminating apparatus of the present utility model also is furnished with hot water dispenser and water filling drip irrigation system, both can the high-temperature-hot-water more than 90 ℃ be transported to the cultivation matrix groove that needs the sterilization greenhouse by high temperature resistant water pipe and carry out the matrix sterilization; The hot water that also can utilize hot water dispenser to transmit is allocated in soil surface to be sterilized by resistant to elevated temperatures drip irrigation flood pattern and carries out soil disinfection.Can be used for the heating of heating of greenhouse or room water-heating system in addition.
The above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (10)

1. agricultural soil hot water sterilizing equipment decontaminating apparatus, comprise supply channel, hot-water heating system and Hot water distributor, it is characterized in that described supply channel is connected with hot-water heating system, described Hot water distributor is connected with hot-water heating system, and described hot-water heating system is the coal heater.
2. agricultural soil hot water sterilizing equipment decontaminating apparatus as claimed in claim 1, it is characterized in that, described hot-water heating system comprise furnace wall, furnace chamber, with the combustion chamber of furnace chamber adjacency, and the flue and the chimney that are connected in turn with the combustion chamber, the below of described flue is connected with the inlet of chimney, be provided with heat exchanger tube in the described furnace chamber, the water of described supply channel input flows into Hot water distributor by heat exchanger tube heating back.
3. agricultural soil hot water sterilizing equipment decontaminating apparatus as claimed in claim 1 or 2, it is characterized in that, described Hot water distributor comprises hot water dispenser and water filling drip irrigation system, described hot water dispenser is many hollow pipes arranged side by side, one side of described hollow pipe is connected with the hot water feeding pipe road respectively, the opposite side of described hollow pipe is connected with the water filling drip irrigation system, and described water filling drip irrigation system is many and hot water dispenser microporous hollow pipe connected vertically.
4. agricultural soil hot water sterilizing equipment decontaminating apparatus as claimed in claim 3, it is characterized in that, described furnace chamber is the container of sealing, the under-filled water of described container, the space waterborne of described container is the negative-pressure vacuum space, described heat exchanger tube is positioned at the negative-pressure vacuum space, the superposed coal thorax that the combustion chamber is separated into by the hollow clapboard bar and the fire box of bottom, described coal thorax top is connected with blast pipe, and described flue is positioned at fire box, is surrounded and is formed by the two rows pipeline that is heated.
5. agricultural soil hot water sterilizing equipment decontaminating apparatus according to claim 4 is characterized in that: described hollow clapboard bar is the pipeline that adjoins each other, and described pipeline and described hydrospace are interconnected.
6. agricultural soil hot water sterilizing equipment decontaminating apparatus according to claim 5 is characterized in that: described negative-pressure vacuum space is connected with safety valve and vacuum table and vacuum gas discharge valve.
7. agricultural soil hot water sterilizing equipment decontaminating apparatus according to claim 6 is characterized in that: described fire box is connected with venting.
8. agricultural soil hot water sterilizing equipment decontaminating apparatus according to claim 7 is characterized in that: also comprise security alerting system, described security alerting system is temperature acoustic-optic alarm or scarce coal warning device.
9. agricultural soil hot water sterilizing equipment decontaminating apparatus according to claim 3 is characterized in that: described hot water dispenser is provided with hand switch.
10. agricultural soil hot water sterilizing equipment decontaminating apparatus according to claim 8 is characterized in that: also comprise blower fan, the air outlet of described blower fan is connected with fire box.
CN2010200021043U 2010-01-06 2010-01-06 Agricultural soil hot-water sterilizing equipment Expired - Fee Related CN201575582U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010200021043U CN201575582U (en) 2010-01-06 2010-01-06 Agricultural soil hot-water sterilizing equipment

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Application Number Priority Date Filing Date Title
CN2010200021043U CN201575582U (en) 2010-01-06 2010-01-06 Agricultural soil hot-water sterilizing equipment

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CN201575582U true CN201575582U (en) 2010-09-08

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CN2010200021043U Expired - Fee Related CN201575582U (en) 2010-01-06 2010-01-06 Agricultural soil hot-water sterilizing equipment

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107257874A (en) * 2014-10-03 2017-10-17 维托·拉万加 Irrigation, discharge and/or the heating system and method for heating surfaces on surface
CN108811577A (en) * 2018-07-16 2018-11-16 江苏丘陵地区镇江农业科学研究所 A method of reducing strawberry soil cause of disease bacterial content

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107257874A (en) * 2014-10-03 2017-10-17 维托·拉万加 Irrigation, discharge and/or the heating system and method for heating surfaces on surface
CN107257874B (en) * 2014-10-03 2021-05-07 维托·拉万加 Irrigation, drainage and/or heating system for a surface and method for heating a surface
CN108811577A (en) * 2018-07-16 2018-11-16 江苏丘陵地区镇江农业科学研究所 A method of reducing strawberry soil cause of disease bacterial content
CN108811577B (en) * 2018-07-16 2021-04-23 江苏丘陵地区镇江农业科学研究所 Method for reducing content of pathogenic bacteria in strawberry soil

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Granted publication date: 20100908

Termination date: 20110106