CN103966085A - Biogas generating system for laboratory with pressing and clamping mechanism - Google Patents
Biogas generating system for laboratory with pressing and clamping mechanism Download PDFInfo
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- CN103966085A CN103966085A CN201410152500.7A CN201410152500A CN103966085A CN 103966085 A CN103966085 A CN 103966085A CN 201410152500 A CN201410152500 A CN 201410152500A CN 103966085 A CN103966085 A CN 103966085A
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/36—Means for collection or storage of gas; Gas holders
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/02—Stirrer or mobile mixing elements
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M37/00—Means for sterilizing, maintaining sterile conditions or avoiding chemical or biological contamination
- C12M37/04—Seals
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
The invention provides a biogas generating system for a laboratory with a pressing and clamping mechanism and belongs to the technical field of biogas. The biogas generating system solves the technical problems that the conventional biogas generating systems are low in gas generating efficiency, inconvenient for gas collection, large in occupied area of gas storing devices and the like. The biogas generating system for the laboratory with the pressing and clamping mechanism comprises a biogas slurry container, a thermostatic magnetic stirring device and a collecting container, wherein the biogas slurry container is arranged on the thermostatic magnetic stirring device; an opening I is formed in the upper part of the biogas slurry container; a sealing piece I is arranged in the opening I; a sealing piece II is arranged in the collecting container; a boosting pump is further arranged between the biogas slurry container and the collecting container; the input end of the boosting pump is communicated with the biogas slurry container through a connecting pipe I; the output end of the boosting pump is communicated with a lower accommodating chamber of the collecting container through a connecting pipe II; an air outlet valve is further arranged on the sealing piece II; the other end of the air outlet valve is connected with a storing device. The biogas generating system has the advantages that the gas generating efficiency is high, the gas collection is convenient and the occupied area of the gas storing device is small.
Description
Technical field
The invention belongs to biogas technology field, relate to a kind of biogas and produce system, particularly a kind of biogas of the use for laboratory with pressure holding mechanism generation system.
Background technology
Along with expanding economy, people use the excess load of Nonrenewable resources, make various countries all be faced with acid test to energy problem, and the energy also becomes the important leverage of various countries' sustainable economic development.Biogas is a kind of clean energy in China rural area, it is to utilize the discarded stalk of farm crop to produce through fermentation, it can be used for heating up water, cooks etc., can save a large amount of natural resourcess such as fire coal, timber for the mankind, and biogas after burning can not produce and pollute environment.
But people are not very ripe to the production technology of biogas at present, ubiquity production efficiency is high-technology problem not.Conventionally, people need first in laboratory, biogas production system to be tested, to probe into the method that improves biogas efficiency.And, under lab, the biogas that people normally adopt methane bag or tank for sewage gas to collect to be produced by biogas production system, this ubiquity is collected gas inconvenience and is taken the problems such as lab space is large.
Because existing biogas production system exists above-mentioned many deficiencies, so, for those skilled in the art, need to develop a kind of new biogas production system and have many deficiencies such as biogas yield is low, the inconvenience of collection gas to solve existing methane-generating pit, thereby on the basis of test, applied, thereby for the mankind provide more biogas, promoted fast economic Sustainable development.
Summary of the invention
The object of the invention is to have the problems referred to above for existing technology, the biogas that has proposed a kind of use for laboratory with pressure holding mechanism produces system, this biogas generation system have gas producing efficiency high, collect gas feature easily.
Object of the present invention can realize by following technical proposal: a kind of biogas of the use for laboratory with pressure holding mechanism produces system, comprise the natural pond liquid container for storing natural pond liquid, constant temperature blender with magnetic force and for collecting the collection container of biogas, described natural pond liquid container is arranged in constant temperature blender with magnetic force, liquid container top, natural pond has opening one, described collection container top has opening two, in described natural pond liquid container, be provided with the sealing member one that opening one can be closed, in described collection container, be provided with the sealing member two that the cavity volume sealed separation in collection container can be become to upper cavity volume and lower cavity volume, in described lower cavity volume, water is housed, between described natural pond liquid container and collection container, be also provided with topping-up pump, the input terminus of described topping-up pump is connected with described natural pond liquid container by pipe connecting one, and pipe connecting one keeps sealing with natural pond liquid container, described supercharging delivery side of pump is connected with the lower cavity volume of described collection container by pipe connecting two, and pipe connecting two keeps sealing with collection container, on described sealing member two, offer the communicating pores that connects upper cavity volume and lower cavity volume, in described communicating pores, be provided with air outlet valve, the other end of described air outlet valve is connected with a storing unit.
The biogas of the use for laboratory of Ben Dai pressure holding mechanism produces system, and its principle of work is such, first, in the liquid container of natural pond, puts into appropriate natural pond liquid, in collection container, puts into appropriate water; Then, start constant temperature blender with magnetic force, under the effect of constant temperature blender with magnetic force, the natural pond liquid in the liquid container of natural pond is stirred, in the liquid container of natural pond, will produce a large amount of biogas; Then, under the effect of topping-up pump, topping-up pump can extract biogas in the liquid container of natural pond, and makes formation vacuum in the liquid container of natural pond, biogas enters into collection container through pipe connecting one and pipe connecting two, utilizes drainage that biogas is stored in the lower cavity of collection container; Finally, open air outlet valve, just the biogas in collection container can be transported in storing unit.
In the biogas generation system of the above-mentioned use for laboratory with pressure holding mechanism, described storing unit comprises that base and several inside have the gas-storing bag of gas storage cavity, on described base, vertical axial is fixed with column, described gas-storing bag middle part has open holes, described gas storage cavity and described open holes keep sealing, on described gas-storing bag, sealing is fixed with the tracheae being connected with gas storage cavity, described some gas-storing bags are set on column successively, between described some tracheaes, by a pipeline structure, the gas storage cavity of each gas-storing bag is cascaded, on described column, be also arranged with can be by gas-storing bag pressure holding the pressure holding mechanism on base, described gas-storing bag comprises ringwise bag one and bag two, described bag one and bag two are close to up and down, the outer edge of bag one and bag two all seals and is fixed together, the looping pit at bag one and bag two middle parts forms above-mentioned open holes, and the cavity between bag one and bag two forms above-mentioned gas storage cavity, the sealing of above-mentioned tracheae one end is fixed on described bag one or bag two, and tracheae is connected with described gas storage cavity, and the described tracheae the other end is blind end, offers the connecting hole being connected with tracheae internal passages on the body of described tracheae, described pipeline structure comprises several connection valves and house steward, described house steward one end has connected entrance, described connected entrance is connected with above-mentioned air outlet valve by pipe connecting three, described house steward's the other end is blind end, described connection valve one end is sealedly connected in the connecting hole of above-mentioned tracheae, described connection valve the other end sealing is fixed on described house steward's body, and is connected with inner manifold passage.
The principle of work of this storing unit is such, gas-storing bag is sheathed to the column of base successively, open the air outlet valve in collection container, just the biogas in collection container can be stored into by pipeline structure to gas-storing bag suffered, can make gas-storing bag toward base by pressure holding mechanism again, thereby the volume of gas-storing bag is minimized, reduce taking up room of gas-storing bag.Concrete, gas-storing bag adopts plastic material to make, and not only easily manufactured, production cost is low, and good airproof performance, easy to carry.One end of tracheae is connected with gas-storing bag, the other end sealing, and input biogas by connection valve from the sidepiece of tracheae, can make the stack of gas-storing bag more smooth and easy.Employing connection valve control house steward is communicated with and disconnection with gas-storing bag, can realize the automatic control that biogas is carried.
In the biogas generation system of the above-mentioned use for laboratory with pressure holding mechanism, described pipe connecting one is by described sealing member one through being connected with described natural pond liquid container, and described sealing member one and sealing member two all adopt elastomeric material to make; Described constant temperature blender with magnetic force is also connected with temperature sensor, and described temperature sensor is passed and entered in described natural pond liquid container by described sealing member one.On sealing member one, offer through hole one and through hole two, the external diameter of pipe connecting one is the diameter that is a bit larger tham through hole one, this just can make pipe connecting one through this through hole for the moment, can keep wringing fit state with sealing member one, thereby form sealing, can not make biogas overflow from the gap of pipe connecting one and sealing member one; It is shaft-like that temperature sensor is, and the external diameter of temperature sensor is a bit larger tham the diameter of through hole two, makes equally sealing member one and temperature sensor form sealing.
In the biogas generation system of the above-mentioned use for laboratory with pressure holding mechanism, on described base, be fixed with bearing support, in described bearing support, be provided with bearing, described column comprises hypomere and is fixed on the epimere on hypomere, described hypomere wears and is fixed on the inner ring of described bearing, and described epimere has outside screw.Design just can make column on base, rotate along with bearing inner race like this.
In the biogas generation system of the above-mentioned use for laboratory with pressure holding mechanism, described pressure holding mechanism comprises pressing plate, spring and nut, described pressing plate middle part has hatch, above-mentioned column is through described hatch, described nut thread is connected on the epimere of described column, described spring is in compressed state, and spring upper end is fixed on nut, and described spring lower end is fixed on the upper face of described pressing plate.Gas-storing bag being collected in the process of biogas, because spring is always in compressed state, pressing plate is to be pressed in all the time on uppermost gas-storing bag, along with heaving of gas-storing bag, pressing plate will rise, but rely on volume that the elastic force of spring can make gas-storing bag always in minimum state, thereby reduce taking up room of gas-storing bag.
As another situation, in the biogas generation system of the above-mentioned use for laboratory with pressure holding mechanism, described pressure holding mechanism comprises nut and pressing plate in the form of a ring, and described pressing plate is set on described column, and described nut thread is connected on the epimere of described column.Pressure holding is all the time on uppermost gas-storing bag under its action of gravity for the lower face of pressing plate, and pressing plate can move upward along with heaving of gas-storing bag simultaneously, moves downward, thereby reduce taking up room of gas-storing bag along with the shrivelled of gas-storing bag; Nut can prevent that pressing plate from departing from column.
In the biogas generation system of the above-mentioned use for laboratory with pressure holding mechanism, the epimere of described column also can drive the driving mechanism of its rotation to be connected with one.By the just suitable position of setting nut on column of this driving mechanism, thus make spring can gas-storing bag have gas or without under gaseity all in compressed state, thereby gas-storing bag is exerted pressure.
In the biogas generation system of the above-mentioned use for laboratory with pressure holding mechanism, described driving mechanism comprises support, shaft coupling and motor, described motor is fixed on base by support, and described shaft coupling is arranged between the output shaft of motor and the epimere of column.By controlling the rotating of motor, just can make column generation rotating by shaft coupling, thus the position of adjusting nut on column.Motor forward, column is followed forward, and nut rises; Motor reversal, column is reversion and then, and nut declines.
As another situation, in the biogas generation system of the above-mentioned use for laboratory with pressure holding mechanism, described driving mechanism comprises driving toothed gear, follower gear, chain and motor, described driving toothed gear is fixed on the output shaft of motor, described follower gear is fixed on the epimere of column, described chain is arranged between driving toothed gear and follower gear, and described motor is fixed on base by a fixed link.By controlling the rotating of motor, just can make column generation rotating by chain, thus the position of adjusting nut on column.Motor forward, driving toothed gear forward, by chain-driving column forward, nut rises; Motor reversal, driving toothed gear reversion, reverses by chain-driving column, and nut declines.
In the biogas generation system of the above-mentioned use for laboratory with pressure holding mechanism, described connection valve is magnetic valve, on described base, be also fixed with PLC programmable logic controller, described connection valve is all connected with described PLC programmable logic controller by circuit with above-mentioned motor.Gas-storing bag being collected in the process of biogas, PLC programmable logic controller can be opened by one of them magnetic valve of autocommand, and input biogas in the gas-storing bag being communicated with it, in the time that this gas-storing bag is collected completely, PLC programmable logic controller will be ordered this closed electromagnetic valve, and order next magnetic valve to be opened, so circulation, all collects full biogas by the whole gas-storing bags on column.Can also control the rotating of motor by this PLC programmable logic controller.
Compared with prior art, the biogas generation system of the use for laboratory of Ben Dai pressure holding mechanism has the following advantages:
1, the present invention is evacuated to natural pond liquid container inner chamber by topping-up pump, just can effectively improve the gas producing efficiency of natural pond liquid.
2, the present invention collects biogas by gas-storing bag, and not only easily manufactured, production cost is low, and good airproof performance, easy to carry.
3, the present invention is by multiple gas-storing bags that superpose successively on column, on gas-storing bag, place a pressing plate, and pressing plate is connected with a compression spring, just can make pressing plate pressure holding all the time on uppermost gas-storing bag, under the effect of spring, pressing plate can move upward along with heaving of gas-storing bag, moves downward along with the shrivelled of gas-storing bag; Rely on volume that the elastic force of spring can make gas-storing bag always in minimum state, thereby reduce taking up room of gas-storing bag.
4, the present invention, by connection and the disconnection of PLC Controlled by Programmable Controller connection valve, can realize the continuity methane conveying of gas-storing bag.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of collection container in the present invention;
Fig. 3 is the structural representation of storing unit in the present invention;
Fig. 4 is the sectional view of gas-storing bag in the present invention;
Fig. 5 is the structural representation of embodiment tri-in the present invention.
In figure, 1, natural pond liquid container; 2, constant temperature blender with magnetic force; 3, collection container; 31, upper cavity volume; 32, lower cavity volume; 4, sealing member one; 5, sealing member two; 6, topping-up pump; 7, pipe connecting one; 8, pipe connecting two; 9, air outlet valve; 10, temperature sensor; 11, discharger; 12, base; 13, gas-storing bag; 13a, bag one; 13b, bag two; 13c, gas storage cavity; 14, column; 15, tracheae; 16, connection valve; 17, house steward; 18, pipe connecting three; 19, bearing support; 20, pressing plate; 21, spring; 22, nut; 23, motor; 24, shaft coupling; 25, support; 26, PLC programmable logic controller; 27, driving toothed gear; 28, follower gear; 29, chain; 30, fixed link.
Embodiment
Be below specific embodiments of the invention by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
Embodiment mono-
As shown in Figure 1, a kind of biogas of the use for laboratory with pressure holding mechanism produces system, comprises natural pond liquid container 1 for storing natural pond liquid, constant temperature blender with magnetic force 2 and for collecting the collection container 3 of biogas, natural pond liquid container 1 is arranged in constant temperature blender with magnetic force 2; Between natural pond liquid container 1 and collection container 3, be also provided with topping-up pump 6, the input terminus of topping-up pump 6 is connected with natural pond liquid container 1 by pipe connecting 1, and pipe connecting 1 keeps sealing with natural pond liquid container 1, the output terminal of topping-up pump 6 is connected with the lower cavity volume 32 of collection container 3 by pipe connecting 28, and pipe connecting 28 keeps sealing with collection container 3, and collection container 3 is also connected with the storing unit of a biogas.
Liquid container 1 top in natural pond has opening one, is provided with the sealing member 1 that opening one can be closed in natural pond liquid container 1, and the seal 1 adopts elastomeric material to make.One end of pipe connecting 1 is passed and is connected with natural pond liquid container 1 by sealing member 1, and more than the liquid level of port in natural pond liquid.Constant temperature blender with magnetic force 2 is also connected with one and is shaft-like temperature sensor 10, and temperature sensor 10 is passed and entered in natural pond liquid container 1 by sealing member 1, and the induction end of temperature sensor 10 extend into below the liquid level of natural pond liquid.Concrete, on sealing member 1, offer through hole one and through hole two, the external diameter of pipe connecting 1 is a bit larger tham the diameter of through hole one, this just can make pipe connecting 1 through this through hole for the moment, can keep wringing fit state with sealing member 1, thereby form sealing, can not make biogas overflow from the gap of pipe connecting 1 and sealing member 1; The external diameter of temperature sensor 10 is a bit larger tham the diameter of through hole two, makes equally sealing member 1 and temperature sensor 10 form sealing.
The currently available products of constant temperature blender with magnetic force 2 for having bought on market.In the present embodiment, specifically can adopt the 03-2 constant temperature blender with magnetic force 2 of being produced by Mei Ying Pu, Shanghai instrument Manufacturing Co., Ltd.
As shown in Figure 2, the top of collection container 3 has opening two, is provided with and the cavity volume sealed separation in collection container 3 can be become to the sealing member 25 of upper cavity volume 31 and lower cavity volume 32, and in lower cavity volume 32, water is housed in collection container 3.Sealing member 25 adopts elastomeric material to make, and sealing member 25 can move up along with lower cavity volume 32 increasing of interior biogas.On sealing member 25, offer the communicating pores that connects upper cavity volume 31 and lower cavity volume 32, be provided with air outlet valve 9 in communicating pores, the other end of air outlet valve 9 is connected with storing unit by pipe connecting 3 18.Collection container 3 has the bottom that adopts metallic substance to make, and on bottom, offer an overfolw hole, one end of pipe connecting 28 is to be connected with one end of this overfolw hole, the other end of overfolw hole is communicated with a discharger 11, the other end of discharger 11 is in lower cavity volume 32, and more than the water surface of the outlet of discharger 11 in lower cavity volume 32.On the outside surface of collection container 3, be also carved with scale, to measure the output of biogas.
As shown in figs. 1 and 3, the storing unit of biogas comprises that base 12 and several inside have the gas-storing bag 13 of gas storage cavity 13c, on base 12, vertical axial is fixed with column 14, gas-storing bag 13 middle parts have open holes, gas storage cavity 13c and open holes keep sealing, on gas-storing bag 13, sealing is fixed with the tracheae 15 being connected with gas storage cavity 13c, and some gas-storing bags 13 are set on column 14 successively, between some tracheaes 15, by a pipeline structure, the gas storage cavity 13c of each gas-storing bag 13 is cascaded, on column 14, be also arranged with can be by gas-storing bag 13 pressure holdings the pressure holding mechanism on base 12.This biogas storage device, need be sheathed to the column 14 of base 12 successively by gas-storing bag 13, makes gas-storing bag 13 form the state of stacked on top; Open the air outlet valve 9 in collection container 3, just the biogas being produced by biogas production system can be flow into through tracheae 15 by pipeline structure to gas-storing bag 13 suffered, collect and store, easy to operate; Can make gas-storing bag 13 toward base 12 on column 14 by pressure holding mechanism again, thereby the volume of multiple gas-storing bags 13 is minimized, reduce taking up room of gas-storing bag 13.
As shown in Figure 4, gas-storing bag 13 comprises ringwise bag one 13a and bag two 13b, bag one 13a and bag two 13b are close to up and down, and the outer edge of bag one 13a and bag two 13b all seals and is fixed together, the looping pit at bag one 13a and bag two 13b middle parts forms above-mentioned open holes, and the cavity between bag one 13a and bag two 13b forms above-mentioned gas storage cavity 13c.Installation cavity is conducive to this gas-storing bag 13 covers to be set on column 14, and gas-storing bag 13 is positioned; Biogas can be stored in gas storage cavity 13c; Connecting hole is conducive to extraneous biogas to be input in gas storage cavity 13c.Tracheae 15 one end sealings are fixed on bag one 13a or bag two 13b are upper, and tracheae 15 is connected with gas storage cavity 13c, and tracheae 15 the other ends are blind end, offer the connecting hole being connected with tracheae 15 internal passagess on the body of tracheae 15.One end of tracheae 15 is connected with gas-storing bag 13, and the other end seals, and connecting hole is opened in to the sidepiece of tracheae 15 bodys, is conducive to better stacking each gas-storing bag 13.Concrete, in the present embodiment, gas-storing bag 13 adopts plastic material to make, and not only easily manufactured, production cost is low, and good airproof performance, easy to carry.
Specifically, pipeline structure comprises several connection valves 16 and house steward 17, house steward 17 one end have connected entrance, connected entrance is connected with the other end of pipe connecting 3 18, can pass into for biogas, house steward's 17 the other ends are blind end, and one end of connection valve 16 is sealedly connected in the connecting hole of tracheae 15, the other end sealing of connection valve 16 is fixed on house steward 17 body, and is connected with house steward 17 internal passagess.Biogas enters into gas-storing bag 13 through connection valve 16 and tracheae 15 after being entered by house steward 17 connected entrance, adopts connection valve 16 to control being communicated with and disconnection of house steward 17 and gas-storing bag 13, can realize that biogas is carried and the automatic control of collection.Concrete, connection valve 16 is magnetic valve, is also fixed with PLC programmable logic controller 26 on base 12, and connection valve 16 is all connected with PLC programmable logic controller 26 by circuit.Gas-storing bag 13 being collected in the process of biogas, PLC programmable logic controller 26 is set, PLC programmable logic controller 26 will be opened by one of them magnetic valve of autocommand, and input biogas in the gas-storing bag 13 being communicated with it, in the time that this gas-storing bag 13 is collected completely, PLC programmable logic controller 26 will be ordered this closed electromagnetic valve, and order next magnetic valve to be opened, so circulation, all collects full biogas by the whole gas-storing bags 13 on column 14.
More particularly, on base 12, be fixed with bearing support 19, in bearing support 19, be provided with bearing, column 14 comprises hypomere and is fixed on the epimere on hypomere, hypomere wears and is fixed on the inner ring of bearing, epimere has outside screw, and design just can make column 14 on base 12, rotate along with bearing inner race like this.Pressure holding mechanism comprises pressing plate 20, spring 21 and nut 22, pressing plate 20 middle parts have hatch, column 14 is through the hatch of pressing plate 20, nut 22 is threaded on the epimere of column 14, and spring 21 is in compressed state, the upper end of spring 21 is fixed on the nut 22 of bolt, and the lower end of spring 21 is fixed on the upper face of pressing plate 20.Gas-storing bag 13 being collected in the process of biogas, because spring 21 is always in compressed state, pressing plate 20 is to be pressed in all the time on uppermost gas-storing bag 13, along with heaving of gas-storing bag 13, pressing plate 20 will rise, but rely on volume that the elastic force of spring 21 can make gas-storing bag 13 always in minimum state, thereby reduce taking up room of gas-storing bag 13.
The epimere of column 14 also can drive the driving mechanism of its rotation to be connected with one, by the just suitable position of setting nut 22 on column 14 of this driving mechanism, thereby make spring 21 can gas-storing bag 13 have gas or without under gaseity all in compressed state, thereby gas-storing bag 13 is exerted pressure.Concrete, driving mechanism comprises support 25, shaft coupling 24 and motor 23, motor 23 is fixed on base 12 by support 25, shaft coupling 24 is arranged between the output shaft of motor 23 and the epimere of column 14, and motor 23 is connected with the PLC programmable logic controller 26 on base 12 by circuit, thereby can also control the rotating of motor 23 by this PLC programmable logic controller 26.By controlling the rotating of motor 23, just can make column 14 that rotating occur by shaft coupling 24, thus the position of adjusting nut 22 on column 14.Motor 23 forwards, and then forward of column 14, nut 22 rises; Motor 23 reverses, and then reversion of column 14, and nut 22 declines.
The biogas of the use for laboratory of Ben Dai pressure holding mechanism produces system, and its principle of work is such, first, in natural pond liquid container 1, puts into appropriate natural pond liquid, in collection container 3, puts into appropriate water; Then, start constant temperature blender with magnetic force 2, under the effect of constant temperature blender with magnetic force 2, the natural pond liquid in natural pond liquid container 1 is stirred, in natural pond liquid container 1, will produce a large amount of biogas; Then, under the effect of topping-up pump 6, topping-up pump 6 can extract biogas in natural pond liquid container 1, and makes the interior formation vacuum of natural pond liquid container 1, biogas enters into collection container 3 through pipe connecting 1 and pipe connecting 28, utilizes drainage that biogas is stored in the lower cavity of collection container 3; Finally, open air outlet valve 9, just the biogas in collection container 3 can be transported in gas-storing bag 13.
Embodiment bis-
The present embodiment is basic identical with structure and the principle of embodiment mono-, and different place is: in embodiment mono-, pressure holding mechanism comprises pressing plate 20, spring 21 and nut 22; And in the present embodiment two, pressure holding mechanism comprises nut 22 and pressing plate in the form of a ring 20, pressing plate 20 is set on column 14, and nut 22 is threaded on the epimere of column 14.The lower face of pressing plate 20 under its action of gravity pressure holding all the time on uppermost gas-storing bag 13, pressing plate 20 can move upward along with heaving of gas-storing bag 13 simultaneously, move downward along with the shrivelled of gas-storing bag 13, the volume that makes gas-storing bag 13 always in minimum state, thereby reduce taking up room of gas-storing bag 13.With hand, nut 22 is screwed on the upper end of column 14, just can prevents that pressing plate 20 from departing from column 14.
Embodiment tri-
The present embodiment is basic identical with structure and the principle of embodiment mono-, and different place is: in embodiment mono-, driving mechanism comprises support 25, shaft coupling 24 and motor 23; And in the present embodiment three, as shown in Figure 5, driving mechanism comprises driving toothed gear 27, follower gear 28, chain 29 and motor 23, driving toothed gear 27 is fixed on by flat key on the output shaft of motor 23, follower gear 28 is fixed on by flat key on the epimere of column 14, chain 29 is arranged between driving toothed gear 27 and follower gear 28, and motor 23 is fixed on base 12 by a fixed link 30, and fixed link 30 is to adopt screw to be fixed on base 12.By controlling the rotating of motor 23, just can drive driving toothed gear 27 rotatings, thereby make column 14 that rotating occur by chain 29, thus the position of adjusting nut 22 on column 14.Motor 23 forwards, driving toothed gear 27 forwards, drive column 14 forwards by chain 29, and nut 22 rises; Motor 23 reverses, and driving toothed gear 27 reverses, and drives column 14 to reverse by chain 29, and nut 22 declines.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendments or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although more used 1 herein, natural pond liquid container; 2, constant temperature blender with magnetic force; 3, collection container; 31, upper cavity volume; 32, lower cavity volume; 4, sealing member one; 5, sealing member two; 6, topping-up pump; 7, pipe connecting one; 8, pipe connecting two; 9, air outlet valve; 10, temperature sensor; 11, discharger; 12, base; 13, gas-storing bag; 13a, bag one; 13b, bag two; 13c, gas storage cavity; 14, column; 15, tracheae; 16, connection valve; 17, house steward; 18, pipe connecting three; 19, bearing support; 20, pressing plate; 21, spring; 22, nut; 23, motor; 24, shaft coupling; 25, support; 26, PLC programmable logic controller; 27, driving toothed gear; 28, follower gear; 29, chain; 30, the term such as fixed link, but do not get rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present invention; They are construed to any additional restriction is all contrary with spirit of the present invention.
Claims (7)
1. the biogas of the use for laboratory of a Zhong Dai pressure holding mechanism produces system, comprise the natural pond liquid container (1) for storing natural pond liquid, constant temperature blender with magnetic force (2) and for collecting the collection container (3) of biogas, described natural pond liquid container (1) is arranged in constant temperature blender with magnetic force (2), natural pond liquid container (1) top has opening one, described collection container (3) top has opening two, in described natural pond liquid container (1), be provided with the sealing member one (4) that opening one can be closed, in described collection container (3), be provided with the sealing member two (5) that the cavity volume sealed separation in collection container (3) can be become to upper cavity volume (31) and lower cavity volume (32), in described lower cavity volume (32), water is housed, between described natural pond liquid container (1) and collection container (3), be also provided with topping-up pump (6), the input terminus of described topping-up pump (6) is connected with described natural pond liquid container (1) by pipe connecting one (7), and pipe connecting one (7) keeps sealing with natural pond liquid container (1), the output terminal of described topping-up pump (6) is connected with the lower cavity volume (32) of described collection container (3) by pipe connecting two (8), and pipe connecting two (8) keeps sealing with collection container (3), on described sealing member two (5), offer the communicating pores that connects upper cavity volume (31) and lower cavity volume (32), in described communicating pores, be provided with air outlet valve (9), the other end of described air outlet valve (9) is connected with a storing unit, described storing unit comprises that base (12) and several inside have the gas-storing bag (13) of gas storage cavity (13c), the upper vertical axial of described base (12) is fixed with column (14), described gas-storing bag (13) middle part has open holes, described gas storage cavity (13c) keeps sealing with described open holes, the upper sealing of described gas-storing bag (13) is fixed with the tracheae (15) being connected with gas storage cavity (13c), described some gas-storing bags (13) are set on column (14) successively, between described some tracheaes (15), by a pipeline structure, the gas storage cavity of each gas-storing bag (13) (13c) is cascaded, on described column (14), be also arranged with can be by gas-storing bag (13) pressure holding the pressure holding mechanism on base (12), described gas-storing bag (13) comprises ringwise bag one (13a) and bag two (13b), described bag one (13a) and bag two (13b) are close to up and down, the outer edge of bag one (13a) and bag two (13b) all seals and is fixed together, the looping pit at bag one (13a) and bag two (13b) middle part forms above-mentioned open holes, and the cavity between bag one (13a) and bag two (13b) forms above-mentioned gas storage cavity (13c), above-mentioned tracheae (15) one end sealing is fixed on described bag one (13a) or bag two (13b), and tracheae (15) is connected with described gas storage cavity (13c), described tracheae (15) the other end is blind end, offers the connecting hole being connected with tracheae (15) internal passages on the body of described tracheae (15), described pipeline structure comprises several connection valves (16) and house steward (17), described house steward (17) one end has connected entrance, described connected entrance is connected with above-mentioned air outlet valve (9) by pipe connecting three (18), described house steward (17) the other end is blind end, described connection valve (16) one end is sealedly connected in the connecting hole of above-mentioned tracheae (15), the sealing of described connection valve (16) the other end is fixed on the body of described house steward (17), and be connected with house steward (17) internal passages, described pressure holding mechanism comprises nut (22) and pressing plate in the form of a ring (20), described pressing plate (20) is set on described column (14), described nut (22) is threaded on the epimere of described column (14).
2. the biogas of the use for laboratory with pressure holding mechanism according to claim 1 produces system, it is characterized in that, described pipe connecting one (7) is by described sealing member one (4) through being connected with described natural pond liquid container (1), and described sealing member one (4) and sealing member two (5) all adopt elastomeric material to make; Described constant temperature blender with magnetic force (2) is also connected with temperature sensor (10), and described temperature sensor (10) is passed and entered in described natural pond liquid container (1) by described sealing member one (4).
3. the biogas of the use for laboratory with pressure holding mechanism according to claim 1 produces system, it is characterized in that, on described base (12), be fixed with bearing support (19), in described bearing support (19), be provided with bearing, described column (14) comprises hypomere and is fixed on the epimere on hypomere, described hypomere wears and is fixed on the inner ring of described bearing, and described epimere has outside screw.
4. the biogas of the use for laboratory with pressure holding mechanism according to claim 3 produces system, it is characterized in that, the epimere of described column (14) also can drive the driving mechanism of its rotation to be connected with one.
5. the biogas of the use for laboratory with pressure holding mechanism according to claim 4 produces system, it is characterized in that, described driving mechanism comprises support (25), shaft coupling (24) and motor (23), it is upper that described motor (23) is fixed on base (12) by support (25), and described shaft coupling (24) is arranged between the output shaft of motor (23) and the epimere of column (14).
6. the biogas of the use for laboratory with pressure holding mechanism according to claim 4 produces system, it is characterized in that, described driving mechanism comprises driving toothed gear (27), follower gear (28), chain (29) and motor (23), described driving toothed gear (27) is fixed on the output shaft of motor (23), described follower gear (28) is fixed on the epimere of column (14), described chain (29) is arranged between driving toothed gear (27) and follower gear (28), described motor (23) is fixed on base (12) by a fixed link (30).
7. the biogas of the use for laboratory with pressure holding mechanism according to claim 5 produces system, it is characterized in that, described connection valve (16) is magnetic valve, on described base (12), be also fixed with PLC programmable logic controller (26), described connection valve (16) is all connected with described PLC programmable logic controller (26) by circuit with above-mentioned motor (23).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310230635.6A CN103333791B (en) | 2013-06-09 | 2013-06-09 | Methane generating system for laboratory |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310230635.6A Division CN103333791B (en) | 2013-06-09 | 2013-06-09 | Methane generating system for laboratory |
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| CN103966085A true CN103966085A (en) | 2014-08-06 |
| CN103966085B CN103966085B (en) | 2016-03-02 |
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| CN201310230635.6A Active CN103333791B (en) | 2013-06-09 | 2013-06-09 | Methane generating system for laboratory |
| CN201410152500.7A Active CN103966085B (en) | 2013-06-09 | 2013-06-09 | A kind of biogas of the use for laboratory with pressure holding mechanism produces system |
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| CN104928168B (en) * | 2015-06-24 | 2017-10-31 | 南安市绿野沼气技术开发研究所 | A kind of constant-pressure methane tank |
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| Publication number | Publication date |
|---|---|
| CN103333791B (en) | 2014-07-09 |
| CN103333791A (en) | 2013-10-02 |
| CN103966085B (en) | 2016-03-02 |
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