CN2344342Y

CN2344342Y - Mould-proofing bulk bin

Info

Publication number: CN2344342Y
Application number: CN98227933U
Authority: CN
Inventors: 裘道金
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-09-25
Filing date: 1998-09-25
Publication date: 1999-10-20
Anticipated expiration: 2008-09-25

Abstract

The utility model relates to a mildew-preventing bulk storage bin which is formed by additionally arranging a mildew-preventing device of forcing to ventilate and drying in low temperature on the basis of the existing various bulk storage bins, and the mildew-preventing device is composed of a blower, a heater, a ventilating pipe and a ventilating branched pipe. Cold air or hot air is conveyed to grain stacks by the blower through the ventilating pipe and the ventilating branched pipe, the water content of grains is kept below the value of the relatively safe water content, and the grains are safely stored. The mildew-preventing bulk storage bin can be formed by reforming the existing bin and redesigning the bin, and the mildew-preventing bulk storage bin has the advantages of simple structure, strong practicability, low grain protecting cost, good storage effect, capability of carrying out the processes of forcing to ventilate and drying in the low temperature at any time, etc. and is suitable for the wide use of grain depots in each place.

Description

Mildew-resistant storage silo in bulk

The utility model relates to a kind of silo, particularly a kind of mildew-resistant silo of energy long-term storage cereal.

In order to prevent that the grain moldy metamorphism from being the important subject of foodstuff preservation department always, developed country has taked deepfreeze to protect the grain technology, effect is fine, but the expensive and very power consumption because of chilling unit can't be extensive use of in China, and China is still traditional grain storage technology that adopts at present, silo commonly used mainly contains chamber storehouse and tower silo, wherein, the advantage that chamber storehouse has is simple in structure, building cost is low, but exist shortcomings such as floor area is big, degree of automation is low; Next is the tower silo made from reinforced concrete; The tower silo that also useful steel plate is made because metal sheet conducts heat soon, adds that day and night temperature is big, makes the easy dewfall of grain in the storehouse rotten mouldy, uses so also should not make the silo of long-term storage.The structure in these storehouses mainly by at the bottom of warehouse, Cang Ding, the storehouse and pedestal form, can the infundibulate hopper will be designed at the bottom of the storehouse for tower silo, and can directly be equipped with bucket elevator from storehouse jacking material and with auger loader from storehouse bed material bucket discharging, make grain turnover storehouse realize mechanized.And the method that the cereal in the silo carries out long-term storage mainly is still dependence manually to the silo running check, pinpoint the problems and in time handle, as take grain out of a granary to sun it, remove and go mouldy cereal and take to approach in exposure in sunshine, winter the measures such as freezing of spreading out, work capacity is big, labour intensity is high, the careless slightly serious consequence that will cause whole storehouse to go mouldy.

The purpose of this utility model is to increase a kind of simple in structure, practical, low mildew-resistant device of guarantor's grain expense on the basis of existing storage silo in bulk, making it becomes economical and practical mildew-resistant storage silo in bulk, and the advantage that also can comprehensively have silo now is designed the higher mildew-resistant storage silo in bulk of level of mechanization.

After some reasons that grain is gone mouldy are carried out analytical investigation, find except deepfreeze is protected the way of grain, also can continue to adopt normal temperature to protect grain.Mainly be according to grain moisture content is remained on " comparatively safe moisture " just can safe storage below the value and grain preference temperature scope and the high low temperature breathed kill principles such as grain storage pest, designed a kind of mildew-resistant device of induced ventilation low temperature drying.This device is installed in just can makes it to become economical and practical mildew-resistant silo in bulk in the existing silo, this device is installed in the mildew-resistant silo large-scale in bulk that just can make it to become mechanized in the higher silo of level of mechanization.The structure of this induced ventilation low temperature drying mildew-resistant device comprises that mainly blowing engine, temperature booster, breather pipe and ventilation be in charge of, its installation site and annexation are: the air outlet of blowing engine is communicated with the ventilation inlet of temperature booster, the air outlet of temperature booster is communicated with the breather pipe lower end, and the middle and upper part of breather pipe is in charge of with each ventilation in being distributed in the storehouse and is communicated with.

Accompanying drawing 1 is the structural representation of induced ventilation low temperature drying device of the present utility model;

Accompanying drawing 2 is coventional type of the present utility model mildew-resistant storage in bulk silos;

Accompanying drawing 3 is the higher mildew-resistant storage silos in bulk of level of mechanization of the present utility model.

Referring to accompanying drawing, 1 among the figure ventilates to being in charge of, and the 2nd, breather pipe, the 3rd, temperature booster, the 4th, blowing engine, the 5th, air extractor duct, the 6th, inlet point, the 7th, Cang Ding, the 8th, hand-hole, the 9th, cat ladder, the 10th, warehouse, the 11st, bucket elevator, the 12nd, from slipping the formula hopper, the 13rd, spiral output machine, the 14th, barn temperature measuring instrument, the 15th, pedestal.Ventilation is in charge of 1 head and the tail and can all be connected with breather pipe, also can be connected with breather pipe by an end, the other end is stifled tight with plug, its structure can be on prefabricated skeleton wrapped wire net and making, also can on the pipe of different shapes such as pipe or square tube or flat tube, have air extractor vent and make, but the layering horizontal positioned is in charge of in ventilation or level is installed in the storehouse, horizontal interval (HI) each other is at 1-5 rice, longitudinal interval is advisable at 2-10 rice, its structure as shown in Figure 1, heater element in the temperature booster 3 can be various electric heating elements such as quartz tube type or helical fin formula, according to situation in the storehouse, can connect blower power supply and carry out induced ventilation, also the power supply that can connect temperature booster when ventilating carries out hot air dries to grain, regulates the power or the equal scalable bake out temperature of quantity of electric heating element.This device is directly installed on and is coventional type mildew-resistant storage in bulk silo in the existing common silo, as shown in Figure 2; Be installed in and just can become the higher mildew-resistant storage silo in bulk of level of mechanization in the silo of being furnished with Automatic feed and discharging, as shown in Figure 3, warehouse among Fig. 3 is equipped with bucket elevator outward, the discharging opening of bucket elevator is connected with the grain-entering mouth of Cang Ding, form by slipping the formula hopper certainly at the bottom of the storehouse, go out the funnel below auger loader is housed, the temperature sensor that distributes in the storehouse is connected with the barn temperature measuring instrument.To firm warehouse entry or the high grain of water ratio, can carry out low temperature drying earlier handles, bake out temperature should be controlled at below 50 ℃, take to dry a few hours, shut down a few hours, cold wind blows sampling and measuring moisture content after a few hours again (passing the thief hole that bulkhead presets with sample collector enters in the storehouse and can take a sample), as reaching safe moisture content value not yet when following, can repeat above-mentioned steps, after oven dry, can change normal storage over to, in low temperature and low humidity season, carry out the aeration-cooling wet oven dry of loosing; At high-temperature high humidity season, should close all pores, based on seal storage; Pinpoint the problems and in time to take induced ventilation and low temperature drying to handle.In order to make silo have better heat insulation and airtight performance, can use at the bottom of an amount of shore supports storehouse, suitably improve and built on stilts at the bottom of making the storehouse, in warehouse and top, storehouse, increase the measures such as material layer of heat insulation and moisture-proof.In order to design high-capacity silo, the formula hopper of avoiding again slipping certainly is too high, hopper heavy in section can be separated into the hopper of some small bores, and a material mouth that communicates with auger loader is installed below each hopper again.

The utility model be increase on the basis of existing various storage silos in bulk a kind of by air blast, heater, The fungus-resistant device that the forced ventilation low temperature drying of composition is in charge of in ventilation duct and ventilation forms, and both can advance existing silo Row is transformed supporting, can redesign again, has reasonable in designly, simple in structure, practical, and it is low to protect the grain expense, The advantages such as hoarding effect is good can be carried out forced ventilation and low temperature drying processing to grain in the storehouse at any time, can be effective Prevent that grain goes mouldy in the storehouse, be fit to the various places grain depot and be extensive use of.

Claims

1. silo is stored in a mildew-resistant in bulk, comprise at the bottom of warehouse, Cang Ding, the storehouse and bulk hopper that pedestal is formed, it is characterized in that this silo is equipped with induced ventilation low temperature drying device, this induced ventilation low temperature drying device comprises that blowing engine, temperature booster, breather pipe and ventilation be in charge of, its installation site and annexation are: the air outlet of blowing engine is communicated with the ventilation inlet of temperature booster, the air outlet of temperature booster is communicated with breather pipe, and the other end of breather pipe is in charge of with the ventilation in being distributed in the storehouse and is communicated with.

2. mildew-resistant storage silo in bulk as claimed in claim 1, it is characterized in that ventilating be in charge of can be on skeleton wrapped wire net and making, also can on the pipe of different shapes such as pipe or square tube or flat tube, have air extractor vent and make, the layering horizontal positioned is in charge of in ventilation or level is installed in the storehouse, is advisable at 2-10 rice in 1-5 rice, longitudinal interval in horizontal interval (HI) each other.

3. mildew-resistant in bulk storage silo as claimed in claim 1 or 2 is characterized in that warehouse is equipped with bucket elevator outward, and the discharging opening of bucket elevator is connected with the grain-entering mouth of Cang Ding, forms by slipping the formula hopper certainly at the bottom of the storehouse, and auger loader is housed below the hopper.

4. mildew-resistant storage silo in bulk as claimed in claim 3, it is characterized in that and suitably to improve and built on stilts at the bottom of the storehouse, in warehouse and top, storehouse, increase the heat insulation and moisture-proof material layer, hopper heavy in section is separated into the hopper of some small bores, a material mouth that communicates with auger loader is installed below each hopper again.