CN208717137U - It is a kind of can be to the methane-generating pit that animal wastes are sufficiently fermented - Google Patents

Abstract

The utility model provides one kind can be to the methane-generating pit that animal wastes are sufficiently fermented, including methane-generating pit ontology, it is oblique in methane-generating pit ontology to be fixedly installed fermentation canal, the lower end of fermentation canal is open type structure, and ferment canal side wall and bottom be distributed equipped with liquid-leaking nozzle, exhaust pipe is also led to respectively in methane-generating pit ontology, into just pipe and pond liquid monitoring pipe, exhaust pipe, valve is respectively arranged with into just pipe and pond liquid monitoring Guan Shangjun, and the intrinsic exhaust pipe of methane-generating pit extends at the 3/5 of fermentation canal absolute altitude, the intrinsic pond liquid monitoring pipe of methane-generating pit extends at the absolute altitude of fermentation canal lower end, in the intrinsic gool for extending to fermentation canal upper end into just pipe of methane-generating pit.Insufficient to solve traditional methane tank fermentation, effluent still has many microorganism and parasite egg, still leads to the problem of pollution to environment.The utility model belongs to farm's methane-generating pit design field.

Description

It is a kind of can be to the methane-generating pit that animal wastes are sufficiently fermented

Technical field

The utility model relates to a kind of methane-generating pits, belong to animal wastes process field.

Background technique

Currently, animal wastes is innoxious, such as (60 DEG C -70 DEG C) killings of heating, chemicals are killed, heap fermentation, Certainly, most economical practical method will count methane-generating pit fermentation.But traditional methane-generating pit fermentation is simultaneously insufficient, and effluent still has much Microorganism and parasite egg, still to environment generate pollution.

Summary of the invention

The purpose of this utility model is that: providing one kind can be to the methane-generating pit that animal wastes are sufficiently fermented, to solve tradition Methane-generating pit fermentation is insufficient, and effluent still has many microorganism and parasite egg, still leads to the problem of pollution to environment.

It can be to the methane-generating pit that animal wastes are sufficiently fermented, including methane-generating pit ontology, natural pond to solve the above problems, providing one kind Oblique in the ontology of gas pond to be fixedly installed fermentation canal, the lower end for the canal that ferments is open type structure, and the side wall for the canal that ferments and bottom Be distributed and be equipped with liquid-leaking nozzle, also lead to exhaust pipe in methane-generating pit ontology respectively, into just pipe and pond liquid monitoring pipe, exhaust pipe, into Just pipe and pond liquid monitoring Guan Shangjun are respectively arranged with valve, and the intrinsic exhaust pipe of methane-generating pit extends to the 3/5 of fermentation canal absolute altitude Place, the intrinsic pond liquid monitoring pipe of methane-generating pit extend at the absolute altitude of fermentation canal lower end, and methane-generating pit is intrinsic to extend to hair into just pipe In the gool of ferment canal upper end.

Preferably, the setting position of the fermentation canal is located at 1/2 to 2/3 place of methane-generating pit body height, and principle is fermentation Fermentation material on canal must be detained 7-10 days in fermentation canal, have enough time sufficiently to ferment, and make the methane liquid of per a moment extraction All it is to kill microorganism and parasite egg by sufficiently fermenting, to reach " no pollution " effect to environment, has The control of the residence time of body can pass through test of many times and cooperate the adjusting of fermentation canal angle to determine the final slope surface of fermentation canal Angle；

Preferably, biogas pipe and drain pipe are also led in methane-generating pit ontology respectively, the intrinsic biogas pipe of methane-generating pit is stretched To the top of exhaust tube end, the intrinsic drain pipe of methane-generating pit extends to the bottom of methane-generating pit ontology；

Preferably, fermentation canal is the trough body structure of bar shaped, and the upper and lower ends for the canal that ferments are respectively welded and are fixed on methane-generating pit On the inner wall of ontology, and the bottom for canal lower end of fermenting is hatch frame, i.e. the lower end of fermentation canal is empty bottom structure, the slope for the canal that ferments Degree is 10 ° -15 °, and depending on the dilute strength of excrement, fermentation material enters from upper end, is gradually squeezed, finally from the empty bottom of lower end Place is dropped down out entirely, since fermentation material is with the passage of fermentation time, can soften, is thinning, thus is easy nature and is dropped down out, is not required to artificially locate Reason, fermentation canal bottom and two sides are smooth, so that fermentation material is not to be stranded in fermentation canal；

Preferably, liquid-leaking nozzle is the diameter 1cm that distribution is set on fermentation canal, is distributed the pore of spacing 10cm, can also lead to It crosses on fermentation canal and opens up spacing 10-20cm, the strip crevice of width 1cm replaces, and with the leakage of diuresis and moisture, makes fermentation material Keep relatively low humidity, convenient for anaerobic bacteria abundant breeding and ferment abundant.

Compared with prior art, methane-generating pit described in the utility model enables to fermentation material after entering methane-generating pit, is soaking It is sufficiently fermented before steeping in methane liquid, in the beginning at the 3/5 of fermentation 2 absolute altitude of canal, fermentation enters animated period, anaerobism The capacity of bacterium can increase therewith, thus, by exhaust pipe in time will ferment canal in fermentation animated period at biogas and When discharge a part, avoid biogas usage amount from reducing or/and when biogas output increases cause pressure excessive, cause methane-generating pit fried It splits, meanwhile, it reduces biogas concentration and is conducive to smoothly be vented into the anaerobic bacteria of breeding animated period and reach sufficiently fermentation, is i.e. biogas layer One essential oxygen-free environment can be provided for the growth and breeding of anaerobic bacteria, but have the space being smoothly vented again simultaneously, protected Demonstrate,prove methane-generating pit fermentation sufficiently, the microorganism for being further reduced or eliminating in effluent and parasite egg avoid generating environment Pollution.

Detailed description of the invention

Fig. 1 is the schematic view of the front view of the utility model；

Fig. 2 be in Fig. 1 methane-generating pit ontology A-A to cross-sectional view.

Specific embodiment

To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing The detailed description of step, it should be understood that described herein specific examples are only used to explain the present invention, is not used to limit this hair It is bright.

Embodiment:

Referring to Figures 1 and 2, the present embodiment provides one kind can be to the methane-generating pit that animal wastes are sufficiently fermented, first in colony house Design on use " the circulating treatment for cow manure system of divergence type ", be detailed in Patent No. 2017216813805, entitled farm With the patent application of the circulating fecal sewage cleaning systems of divergence type, separate cleaning water with animal stool and urine.Cleaning Enter sedimentation basin with water, to be precipitated and filtered clear water re-circulation is used in flushing colony house；Sediment and stool and urine then enter Methane-generating pit ferments: killing microorganism and parasite egg.

Methane-generating pit includes methane-generating pit ontology 1 and the pond lid 9 for being covered on 1 upper end of methane-generating pit ontology, oblique in methane-generating pit ontology 1 It is fixedly installed fermentation canal 2, the lower end of fermentation canal 2 is open type structure, and the side wall of fermentation canal 2 and bottom are distributed and are equipped with leakage Fluid apertures 21, liquid-leaking nozzle 21 are the diameter 1cm that distribution is set on fermentation canal 2, are distributed the pore of spacing 10cm, can also be by sending out Spacing 10-20cm is opened up on ferment canal 2, the strip crevice of width 1cm replaces, and with the leakage of diuresis and moisture, keeps fermentation material Relatively low humidity, convenient for anaerobic bacteria it is abundant breeding and ferment sufficiently, also lead to exhaust pipe respectively in methane-generating pit ontology 1 4, into just pipe 5, pond liquid monitoring pipe 6, biogas pipe 3 and drain pipe 7, exhaust pipe 4, into setting respectively on just pipe 5 and pond liquid monitoring pipe 6 It is equipped with valve 8, and the exhaust pipe 4 in methane-generating pit ontology 1 extends at the 3/5 of fermentation 2 absolute altitude of canal, the pond liquid in methane-generating pit ontology 1 Monitoring pipe 6 extends at the absolute altitude of fermentation 2 lower end of canal, in the gool for extending to fermentation 2 upper end of canal into just pipe 5 in methane-generating pit ontology 1； Biogas pipe 3 in methane-generating pit ontology 1 extends to the top of 4 end of exhaust pipe, and the drain pipe 7 in methane-generating pit ontology 1 extends to methane-generating pit The bottom of ontology 1, and drain pipe 7 is located at the central location of methane-generating pit ontology 1, urine and moisture are mainly from the fermentation high-end stream of canal Enter, and the fermentation material through everfermentation be then from fermentation canal low side drop down into.Because being doped with succulence, low crude fiber content in excrement Dark green plant, increases solid substance quantity, and both ability makes every effort to accomplish almost equity, can just merge in methane-generating pit center.Also, it removes Remove except the methane tank residue time, methane liquid must keep suitable capacity, could there are sufficient incorporation times, from bottom institute The methane liquid pumped out just has sufficient mixability；Liquid monitoring pipe 6 in pond crosses this level for having periodically checked whether The methane liquid (being aspirated by the other end that pond liquid monitors pipe 6, see if there is methane liquid outflow) of line, if crossing pond liquid monitoring pipe 6 End, then to open drain pipe 7, from bottom extract out methane liquid, to prevent when use biogas liquid measure reduce or/and ferment object amount increasing Add and fermentation canal 2 is caused to be submerged, to influence the fermentation material normal fermentation to ferment on canal.

Exhaust pipe 4 is corresponded on the side wall of methane-generating pit ontology 1, monitors pipe 6, biogas pipe 3 and drain pipe 7 into just pipe 5, pond liquid Fairlead is offered respectively, and the exhaust pipe 4 is drawn into just pipe 5, pond liquid monitoring pipe 6, biogas pipe 3 and drain pipe 7 by fairlead Out, it and exhaust pipe 4, seals into just pipe 5, pond liquid monitoring pipe 6, between biogas pipe 3 and drain pipe 7 and fairlead, specific sealing side Formula can be used the mode that sealing ring is arranged outside pipe, or will be sealed etc. between the two with Concrete Filled, then it is specifically used when, be located at Air pump can be respectively set on exhaust pipe 4 and biogas pipe 3 outside methane-generating pit ontology 1 or negative pressure device is evacuated, be located at biogas It is correspondingly arranged on water pump on pond liquid monitoring pipe 6 and drain pipe 7 outside pond ontology 1, for providing power to draw pond liquid, into just Pipe 5 is used to be sent into fermentation material (animal wastes, or mix the animal excreta of succulence, low crude fibre viridescent plant into methane-generating pit ontology 1 Just).

The setting position of fermentation canal 2 is located at 1/2 to 2/3 place of 1 height of methane-generating pit ontology, and principle is the hair to ferment on canal 2 Ferment object must be detained 7-10 days in fermentation canal 2, have enough time sufficiently to ferment, the methane liquid for extracting per a moment out be all by It sufficiently fermented and killed microorganism and parasite egg, thus reach " no pollution " effect to environment, it is specific to be detained The control of time can pass through test of many times and cooperate the adjusting of fermentation 2 angle of canal to determine the final slope surface angle of fermentation canal 2；Make It for the exhaust pipe 4 of pressure reduction structure, is vented at any time, to prevent causing to press when the reduction of biogas usage amount or/and gas production increase When power is excessive, methane-generating pit is caused to burst, meanwhile, the concentration of the region biogas can be also reduced, because fermentation is a progressive mistake Journey, the beginning at the 3/5 of fermentation 2 absolute altitude of canal, fermentation enter animated period, and the capacity of anaerobic bacteria can increase therewith, because And reduce biogas concentration and be conducive to smoothly be vented into the anaerobic bacteria of breeding animated period up to sufficiently fermentation, i.e., biogas layer can be to detest The growth and breeding of oxygen bacterium provides an essential oxygen-free environment, but has the space being smoothly vented again simultaneously；

Ferment the trough body structure that canal 2 is bar shaped, and the upper and lower ends for the canal 2 that ferments are respectively welded and are fixed on methane-generating pit ontology 1 Inner wall on, and the bottom for 2 lower end of canal of fermenting is hatch frame, i.e. the lower end of fermentation canal 2 is empty bottom structure, the slope for the canal 2 that ferments Degree is 10 ° -15 °, and depending on the dilute strength of excrement, fermentation material enters from upper end, is gradually squeezed, finally from the empty bottom of lower end Place is dropped down out entirely, since fermentation material is with the passage of fermentation time, can soften, is thinning, thus is easy nature and is dropped down out, is not required to artificially locate Reason, fermentation 2 bottom of canal and two sides are smooth, so that fermentation material is not to be stranded in fermentation canal 2；

The dark green plant of succulence, low crude fiber content can mix and ferment in animal wastes (optimum proportioning also waits to practice). The methane liquid for fermenting out is more preferable (specific indices wait to obtain) for the effect of crops through practicing.The measure is maximum Achievement be: can be dependent on animal wastes, maximally utilise the dark green plant of succulence, low crude fiber content, for standardization: Nuisanceless/green/organic farm products plant development is good, green manure by innoxious mistake, for really nuisanceless/green/ Organic farm products production provides essential prerequisite.

Ordinary circumstance, except the animal that cannot be urinated: contained in urine and sediment in addition to poultry, the water demand of methane-generating pit Moisture is with regard to enough.If can in addition discharge water and be diluted but when generating methane liquid overrich and influencing suction.By being pumped out The methane liquid come is all more thick, if need to use low concentration, can prepare at that time according to demand；Fermentation material is Zi into methane-generating pit to out The time of methane-generating pit cannot be below 20 days, to carry out other decomposition, to produce high-quality, efficient methane liquid, and become green Fertile factory.This is the objective of this technology, should solve the environmental issue of farm, while solving the problems, such as that green manure returning to the field (is followed again Ring economy) this dual function.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (5)

1. one kind can be to the methane-generating pit that animal wastes are sufficiently fermented, which is characterized in that including methane-generating pit ontology (1), methane-generating pit sheet In body (1) it is oblique be fixedly installed fermentation canal (2), fermentation canal (2) lower end be open type structure, and ferment canal (2) side wall And bottom is distributed equipped with liquid-leaking nozzle (21), also leads to exhaust pipe (4) in methane-generating pit ontology (1) respectively, into just managing (5) and pond Liquid monitoring pipe (6), exhaust pipe (4) are managed into just pipe (5) and the monitoring of pond liquid and are respectively arranged with valve (8) on (6), and methane-generating pit Exhaust pipe (4) in ontology (1) extends at the 3/5 of fermentation canal (2) absolute altitude, and the pond liquid monitoring pipe (6) in methane-generating pit ontology (1) is stretched To the absolute altitude of fermentation canal (2) lower end, being extended in the gool for fermenting canal (2) upper end into just pipe (5) in methane-generating pit ontology (1).

2. a kind of according to claim 1 can be to the methane-generating pit that animal wastes are sufficiently fermented, it is characterised in that: the fermentation canal (2) setting position is located at 1/2 to 2/3 place of methane-generating pit ontology (1) height.

3. a kind of according to claim 1 can be to the methane-generating pit that animal wastes are sufficiently fermented, it is characterised in that: methane-generating pit ontology (1) biogas pipe (3) and drain pipe (7) are also led to respectively in, and the biogas pipe (3) in methane-generating pit ontology (1) extends to exhaust pipe (4) The top of end, the drain pipe (7) in methane-generating pit ontology (1) extend to the bottom of methane-generating pit ontology (1).

4. a kind of according to claim 1 can be to the methane-generating pit that animal wastes are sufficiently fermented, it is characterised in that: fermentation canal (2) Upper and lower ends for the trough body structure of bar shaped, fermentation canal (2) are respectively welded on the inner wall for being fixed on methane-generating pit ontology (1), and send out The bottom of ferment canal (2) lower end is hatch frame, and the gradient of fermentation canal (2) is 10 ° -15 °, and fermentation canal (2) bottom and two sides are Shiny surface.

5. a kind of according to claim 1 can be to the methane-generating pit that animal wastes are sufficiently fermented, it is characterised in that: liquid-leaking nozzle (21) To be distributed the diameter 1cm being set in fermentation canal (2), it is distributed the pore of spacing 10cm.