CN205321001U

CN205321001U - Stifling grain device of storing of rural many house types marsh gas

Info

Publication number: CN205321001U
Application number: CN201521045290.8U
Authority: CN
Inventors: 杨春和; 潘丹华; 徐晨伟; 李莉; 白晓龙
Original assignee: Nantong Vocational College Science and Technology
Current assignee: Nantong Vocational College Science and Technology
Priority date: 2015-12-16
Filing date: 2015-12-16
Publication date: 2016-06-22
Anticipated expiration: 2025-12-16

Abstract

The utility model discloses a stifling grain device of storing of rural many house types marsh gas, including stifling storehouse of grain and marsh gas regulation and control device, pass through to communicate between gas distribution pipe and the marsh gas regulation and control device in the top in the stifling storehouse of grain, the bottom in the stifling storehouse of grain is external to have the blast pipe, the intake pipe is equipped with on the marsh gas regulation and control device, be equipped with one -way admission valve in the intake pipe, first dehumidifier, second dehumidifier and flowmeter has connected gradually in the marsh gas regulation and control device. The utility model discloses a marsh gas regulation and control device has dehumidification, conveniently measures characteristics such as tolerance input, uses marsh gas to store up that the grain operation is easily gone on, safe convenience, the device cost of manufacture is not high, consequently easily uses widely.

Description

A kind of rural area many house types biogas stifling storage grain device

Technical field

This utility model is specifically related to a kind of device that can be used for many families, rural area focus utilization biogas storage grain。

Background technology

Peasant household of China reaches 70,000,000,000 jin because of link loss grains such as grain storages every year, wherein storage waste more than 100 hundred million jin, and number is huge。Therefore grain how safe storage, ensure grain storage not by pest infestation, to reduce grain storage loss be a major issue being badly in need of solution。At present, China's preventing and treating grain storage pest many employings chemical fumigant and anthelmintic medicament, although this kind method is less costly, efficiency is high, but also can produce environmental pollution, grain contamination, pest resistance to insecticide strengthen, repeat problems such as fumigating。Along with proposition and the enforcement of the strategy of sustainable development, grain storage technology be it is also proposed the requirement of green ecological, it is intended to while pest control, realize the maximization of environmental benefit, utilize the one of biogas preventing and treating grain storage pest Green Grain Storage technology just。

Utilizing the stifling grain storage of biogas is utilize the hypoxic characteristic of biogas, is imported by biogas in silo or other containers, displaces air, forms low-oxygen environment, so that a kind of storing grain method of the insect death by suffocation in grain。Deinsectization rate according to the study is up to 100%, and has the advantages such as small investment, pollution-free, vermins-proof effect is good, is the good method of farmer storage。

Store grain mode currently with biogas and have multiple, open a position the concrete measure such as grain storage and altar, cylinder, tank grain storage including utilizing biogas, but build the stifling grain storehouse of biogas specially, need certain cost, and it is only suitable for grain depot use, other simple and easy methods, it is only suitable for single household and uses, and there is poor air-tightness, effect instability, inconvenient operation, use uneasy congruence problem。Current rural methane facilities development, by former single household's formula, progressively transfers livestock and poultry cultivation family to and undertakes the construction of pattern, and livestock and poultry cultivation family also only has in many residents in rural area and just can use a family。It is suitable for many house types it is thus desirable to a kind of and use the stifling storage grain equipment of biogas conveniently, safely。

Utility model content

Utility model purpose: in order to solve the deficiencies in the prior art, this utility model provides a kind of rural area many house types biogas stifling storage grain device, and concrete problem to be solved is as follows:

(1) the stifling grain storage equipment of existing biogas or method, most volume is little, does not meet many families, current rural area and only has the situation of 1 methane-generating pit, and there is inconvenient operation, it is easy to gas leakage, causes use dangerous, it is difficult to promote and should wait problem。

(2) in biogas, moisture content is higher, causes that grain moisture content increases directly as fumigating gas, does not singly affect fumigating effect, and easily causes grain and go mouldy。

(3), during biogas is fumigated, biogas consumption directly affects fumigating effect and the length of stifling required time。Conventional approach is difficult to weigh the total amount of input biogas。This utility model is for solving many families, rural area concentrated biogas storage grain problem, it is provided that a kind of amount of capacity is suitable for, and low cost, uses safely and effectively device, thus being conducive to promoting the use of of the stifling grain storage of the production and use of marsh gas。

Technical scheme: a kind of rural area many house types biogas stifling storage grain device, including grain fumigating storehouse and biogas regulation device, the top in described grain fumigating storehouse is by connecting between gas distribution pipe with biogas regulation device, the bottom in described grain fumigating storehouse is circumscribed with exhaustor, equipped with air inlet pipe on described biogas regulation device, described air inlet pipe is provided with breather cheek valve, is connected with the first dehumidifier, the second dehumidifier and effusion meter in described biogas regulation device in turn。

As optimization: described first dehumidifier is hollow container, bottom can draining, it is possible to directly adopt cryophorus。

As optimization: described second dehumidifier is built-in quick lime or the device of silica gel or clay desiccant。

As optimization: described gas distribution pipe is the plastic tube of diameter 2-4cm, on described gas distribution pipe, distribution has some apertures。

As optimization: the diameter of described exhaustor is more than the diameter of air inlet pipe, and fumigating bin internal exhaust tube is also distributed some apertures。

Beneficial effect: this utility model is compared to existing facility, the storage grain equipment provided, fumigating bin, due to material factors, has the feature of convenient sealing, solve the safe and effective problem in the stifling grain storage of biogas, and have volume, grain storage number needs how many according to grain storage amount to customize；Biogas regulation device has dehumidifying, convenient weighs the features such as tolerance input quantity, uses biogas grain storage operation to be prone to carry out, safe ready；Device cost of manufacture is not high, is thus susceptible to promote the use of。

The features such as storage grain equipment of the present utility model need to have convenient sealing, reasonable price, volume are suitable for。Biogas regulation device has and can solve the problem that the biogas water content existed in the stifling grain storage of current simple and easy biogas is high, biogas input quantity is difficult to the problems such as measurement。Auxiliary piping is for biogas conveying etc.。

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model。

In figure: 1, grain fumigating storehouse；2, biogas regulation device；3, gas distribution pipe；4, exhaustor；5, air inlet pipe；6, breather cheek valve；7, the first dehumidifier；8, the second dehumidifier；9, effusion meter。

Detailed description of the invention

Below in conjunction with specific embodiment, the utility model is described in further detail。

Embodiment

As shown in Figure 1, a kind of rural area many house types biogas stifling storage grain device, including grain fumigating storehouse 1 and biogas regulation device 2, the top in described grain fumigating storehouse 1 is by connecting between gas distribution pipe 3 with biogas regulation device 2, the bottom in described grain fumigating storehouse 1 is circumscribed with exhaustor 4, equipped with air inlet pipe 5 on described biogas regulation device 2, described air inlet pipe 5 is provided with breather cheek valve 6, is connected with the first dehumidifier the 7, second dehumidifier 8 and effusion meter 9 in described biogas regulation device 2 in turn。Described first dehumidifier 7 is hollow container, and bottom can draining, it is possible to directly adopt cryophorus。Described second dehumidifier 8 is the device of built-in quick lime or silica gel or clay desiccant。Described gas distribution pipe 3 is the plastic tube of diameter 2-4cm, and on described gas distribution pipe 3, distribution has some apertures。The diameter of described exhaustor 4 is more than the diameter of air inlet pipe 5, and inside exhaust pipe distribution in storehouse has some apertures。

In this utility model, the first dehumidifier 7 in biogas regulation device 2 is for accepting or remove the condensation water of biogas pipeline, and for hollow container, bottom can draining, it is possible to directly adopt cryophorus。Second dehumidifier 8 is the device of built-in quick lime or silica gel or clay desiccant etc., and biogas can remove moisture therein after passing through preferably。Flow is calculated as common gas flowmeter, can measure the methane quantity passing into fumigating bin easily。Grain fumigating storehouse is the conventional safety plastic material water container transformation of the way, has good air-tightness。

In use procedure, the first volume according to fumigating bin, it is determined that the input quantity (1 1～3) of biogas, thus according to gas flow in gas flowmeter under a certain pressure unit interval, calculate biogas input time easily, then namely close valve。Gas eliminates overwhelming majority moisture content respectively through dehumidifier 1 and dehumidifier 2 in input process。After entering fumigating bin, import top, storehouse by simple gas distribution pipe (diameter 2cm plastic tube, keeps at a certain distance away, and makes a call to an aperture), owing to the predominant gas methane proportion in biogas is little, thus the air being expelled from from top to bottom in original grain。Exhaustor can slightly be coarser than air inlet pipe, and evacuated tube discharged to air, and need to be higher than roof。

Depositing Oryza glutinosa in the fumigating bin of a constant volume, when inputting the biogas of 11 in container, its oxygen content drops to about 5.0%, and after stifling 150 hours, insect is all dead；When inputting the biogas of 1 1.5 in the container of the grain reservation of a constant volume, its oxygen content drops to about 3.5%, and after stifling 120 hours, insect is all dead；When inputting the biogas of 12 in the container of the grain reservation of a constant volume, its oxygen content drops to about 2.5%, and after stifling 85 hours, insect is all dead。

This utility model is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but in its shape or structure, do any change; every have same or like with the application like technical scheme, all fall within protection domain of the present utility model。

Claims

1. rural area many house types biogas stifling storage grain device, it is characterized in that: include grain fumigating storehouse (1) and biogas regulation device (2), the top of described grain fumigating storehouse (1) is by connecting between gas distribution pipe (3) with biogas regulation device (2), the bottom of described grain fumigating storehouse (1) is circumscribed with exhaustor (4), equipped with air inlet pipe (5) on described biogas regulation device (2), described air inlet pipe (5) is provided with breather cheek valve (6), it is connected with the first dehumidifier (7) in turn in described biogas regulation device (2), second dehumidifier (8) and effusion meter (9)。

2. rural area according to claim 1 many house types biogas stifling storage grain device, it is characterised in that: described first dehumidifier (7) is cryophorus or hollow container, can draining bottom described hollow container。

3. rural area according to claim 1 many house types biogas stifling storage grain device, it is characterised in that: the device that described second dehumidifier (8) is built-in quick lime or silica gel or clay desiccant。

4. rural area according to claim 1 many house types biogas stifling storage grain device, it is characterised in that: the plastic tube that described gas distribution pipe (3) is diameter 2-4cm, the upper distribution of described gas distribution pipe (3) has some apertures。

5. rural area according to claim 1 many house types biogas stifling storage grain device, it is characterised in that: the diameter of described exhaustor (4) is more than the diameter of air inlet pipe (5), and the exhaustor within fumigating bin is also distributed some apertures。