CN112759428A

CN112759428A - A equipment for producing fertilizer

Info

Publication number: CN112759428A
Application number: CN202011446300.4A
Authority: CN
Inventors: 张玉红
Original assignee: Shanghai Rande Environmental Technology Co ltd
Current assignee: Shanghai Rande Environmental Technology Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-05-07
Anticipated expiration: 2040-12-11
Also published as: CN112759428B

Abstract

The invention discloses equipment for producing organic fertilizer, which comprises a kitchen treatment part and/or a livestock and poultry excrement treatment part; kitchen garbage is used for handling the kitchen garbage, carries the treatment product to animal manure processing portion, animal manure processing portion is used for handling the treatment product of animal manure and kitchen processing portion transmission, kitchen processing portion includes feed bin pulper (1), preparator (2) and three-phase separator (3), animal manure processing portion is including diluting pulper (5) and blendor (6). The equipment for producing the organic fertilizer combines the kitchen waste and the animal and poultry manure, solves the problems of high treatment cost and high equipment investment of the kitchen waste wastewater and high equipment investment of the urine treatment after the solid-liquid separation of the animal and poultry manure, and has the advantages of simple equipment, low cost, long service life, low energy consumption, small occupied space, high garbage treatment speed and the like.

Description

A equipment for producing fertilizer

Technical Field

The invention relates to equipment for producing an organic fertilizer, and belongs to the technical field of fertilizer production.

Background

With the deepening of the national environmental protection policy and the circular economy policy, kitchen waste, livestock and poultry manure, industrial organic solid waste, agricultural organic waste and the like become pollution sources to be treated urgently.

The kitchen waste is a general term of food waste and kitchen waste, and is mainly characterized in that the food waste is high in water content, organic matter content, grease and salinity and easy to ferment, deteriorate and rot, so that the food waste is easy to produce pathogenic microorganisms and generate a large amount of viruses, and can emit stink and a large amount of greenhouse gases, and serious environmental problems can be caused if the food waste is not treated properly. The livestock and poultry manure comprises pig manure, chicken and duck manure, cattle and sheep manure and the like, contains a large amount of organic biomass such as protein, cellulose, hemicellulose, saccharides and the like, directly pollutes rural water environment, and is a chronic disease in urban and rural environments.

At present, kitchen waste treatment equipment and livestock and poultry manure treatment equipment are independent equipment, most of the kitchen waste treatment equipment only has a crushing and solid-water separation mechanism, and the garbage is crushed and dried and then is subjected to biodegradation, so that the treatment period is long, and food residues are not effectively utilized; and animal manure treatment facility is mostly simple mixing stirring equipment, adopts the mode of compost to disinfect after mixing the stirring and generates the fertilizer, has that the compost is long, occupation space is big, disinfect multiple problems such as not thorough, and traditional treatment facility hardly realizes quick innocent treatment.

In addition, the kitchen waste has high water content, leakage is likely to occur, the influence on surface water and underground water is caused, along with the reduction of the urban land area, the selection of the kitchen waste landfill land is more and more difficult, and the gas generated by fermentation contains high-concentration methane, so that the danger of explosion is caused; in the composting treatment process of the kitchen waste and the livestock and poultry manure, more than 200 substances which generate stink are continuously generated, such as hydrogen sulfide, organic sulfide, indole, aldehyde and ketone, and the atmosphere is seriously polluted; and the compost fermentation sterilization degree is low, and both dormant bodies (spores) of harmful bacteria and heat-resistant pathogenic bacteria in compost bodies are bred in a large quantity, so that a large quantity of toxins are accumulated to cause secondary pollution to the environment.

Therefore, there is a need for a device for rapidly and harmlessly treating kitchen waste and livestock and poultry manure.

Disclosure of Invention

In order to overcome the above problems, the present inventors have conducted intensive studies to design an apparatus for producing organic fertilizer, which is characterized by comprising a kitchen treatment part and/or a livestock manure treatment part;

the kitchen treatment part is used for treating kitchen waste and conveying a treatment product to the livestock and poultry manure treatment part,

the livestock and poultry manure treatment part is used for treating livestock and poultry manure and treatment products transmitted by the kitchen treatment part.

Preferably, the kitchen processing part comprises a bin pulper 1, a fine separator 2 and a three-phase separator 3, and the livestock and poultry manure processing part comprises a dilution pulper 5 and a mixer 6;

the pulping machine 1 is provided with a stirring and cutting mechanism and is used for making the kitchen waste into pulp,

the dilution pulping machine 5 is used for adding acid into the treatment product treated by the kitchen treatment part and the livestock and poultry manure for dilution reaction,

the mixer 6 is provided with a stirring and mixing mechanism and is used for mixing the slurry after the dilution reaction with the organic dry powder.

According to the invention, the silo pulper 1 is connected to the refiner 2 via a first transport channel 21;

the concentrator 2 is connected to the three-phase separator 3 via a second transport channel 22;

the fine separator 2 is connected with the dilution pulping machine 5 through an organic matter conveying channel 23;

preferably, the three-phase separator 3 is connected to the dilution pulper 5 via a material transport channel 23; in a preferred embodiment, the three-phase separator 3 is also connected to the dilution pulper 5 via a waste water transfer channel 31;

the dilution pulper 5 is connected to the mixer 6 through a slurry discharge pipe 53.

Preferably, the apparatus further comprises a press 4, the press 4 being connected to the silo pulper 1 by a screw pipe.

Preferably, the device further comprises a dry powder bin 64, wherein the dry powder bin 64 stores organic dry powder, and the dry powder bin 64 is connected with the mixer 6 through a shaftless spiral pipe 65.

According to the invention, a stirring mechanism 11, a cutting mechanism 12 and a filtering mechanism 13 are arranged in the stock bin pulper 1, and the filtering mechanism 13 is arranged below the cutting mechanism 12.

Preferably, the stirring mechanism 11 includes a stirring shaft 111 and a helical blade 112, the stirring shaft 111 drives the helical blade 112 to rotate, the cutting mechanism 12 includes a plurality of cutter heads, the plurality of cutter heads are mounted on the stirring shaft 111, and the filtering mechanism 13 is a screen.

Preferably, a heating mechanism is provided in the second transportation path 22 to heat the transported substance.

Preferably, the dilution pulper 5 is a tank-shaped structure, wherein the stirring rod 52 is arranged, the stirring rod 52 comprises a shaft body 521 and a helical blade 112, and a plurality of cutter heads 523 are arranged on the stirring rod 52.

Preferably, the stirring and mixing mechanism comprises a rotating shaft 62 horizontally arranged and a stirring fan 63 arranged on the rotating shaft 62, wherein the stirring fan 63 is of a flat plate structure, and preferably, the edge of the stirring fan 63 is of a tooth-shaped structure.

The invention has the advantages that:

(1) according to the equipment for producing the organic fertilizer, provided by the invention, the kitchen waste and the animal and poultry manure can be recycled, the pollution problem is solved, waste can be changed into valuable, and the organic fertilizer is changed into the organic fertilizer for cultivation.

(2) According to the equipment for producing the organic fertilizer, the kitchen waste is combined with the animal and livestock manure, so that the problems of high treatment cost and high equipment investment of the kitchen waste wastewater and high equipment investment of the urine treatment after solid-liquid separation of the animal and livestock manure are solved;

(3) according to the equipment for producing the organic fertilizer, the problem of pollution caused by microbial degradation in the traditional kitchen waste treatment process is solved;

(4) the equipment for producing the organic fertilizer provided by the invention has the advantages of simple equipment, low cost, long service life and low energy consumption;

(5) the equipment for producing the organic fertilizer provided by the invention has the advantages of small occupied space and high garbage treatment speed.

Drawings

Fig. 1 is a schematic view showing the overall structure of an apparatus for producing organic fertilizer according to a preferred embodiment of the present invention;

fig. 2 shows a schematic structural view of a bin pulper of an apparatus for producing organic fertilizer according to a preferred embodiment of the present invention;

FIG. 3 is a schematic sectional view taken along line A-A of FIG. 2;

FIG. 4 shows a schematic view of a dilution pulper of an apparatus for producing organic fertilizer according to a preferred embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view illustrating a dilution pulper of an apparatus for producing organic fertilizer according to a preferred embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a mixer of the equipment for producing organic fertilizer according to a preferred embodiment of the invention;

fig. 7 is a partial structural schematic view of a mixer of an apparatus for producing organic fertilizer according to a preferred embodiment of the present invention;

fig. 8 shows a schematic view of a concentrator of a plant for producing organic fertilizer according to a preferred embodiment of the present invention.

The reference numbers illustrate:

1-a stock bin pulping machine;

11-a stirring mechanism;

111-stirring shaft;

112-helical blades;

12-a cutting mechanism;

13-a filtering mechanism;

14-high consistency stock discharge pipe;

15-sundry discharge pipe;

2-a fine separator;

201 feeding into a storage bin;

202-a sieve plate;

203-oil water collecting bin; 2021-a polarizing motor;

2022-spring;

21-a first transport lane;

22-a second transport lane;

23-organic matter transport channel;

3-a three-phase separator;

31-a waste water transport channel;

32-oil tanks;

33-a water tank;

4-a presser;

41-a spiral pipe;

5-diluting a pulping machine;

51-a material inlet;

52-stirring column;

521-a shaft body;

523-cutter head;

53-slurry discharge pipe;

6-a mixer;

61-a trough body;

62-a rotating shaft;

63-stirring fan;

631-a connecting column;

64-dry powder bin;

65-shaftless spiral pipe.

Detailed Description

The invention is explained in more detail below with reference to the figures and examples. The features and advantages of the present invention will become more apparent from the description.

The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.

The equipment for producing the organic fertilizer comprises a kitchen treatment part and/or an animal manure treatment part, wherein kitchen waste is treated by the kitchen treatment part to obtain organic matters, oil and waste water, and the organic matters, the waste water and the animal manure are used as raw materials of the animal manure treatment part to produce the organic fertilizer.

Specifically, the kitchen treatment part comprises a bin pulping machine 1, a fine separator 2 and a three-phase separator 3; the livestock manure treatment section includes a dilution pulper 5 and a mixer 6, as shown in fig. 1.

Feed bin pulping machine 1 is used for kitchen garbage's preliminary treatment, makes kitchen garbage pulpiness through the stirring cutting, specifically, as shown in fig. 2, 3, the storehouse body of feed bin pulping machine 1 is the cylindricality, is provided with stirring cutting mechanism in it, stirring cutting mechanism includes rabbling mechanism 11, cutting mechanism 12 and filter mechanism 13.

Preferably, the stirring mechanism 11 includes a stirring shaft 111 and a helical blade 112, and the helical blade 112 is driven to rotate by the stirring shaft 111, so as to stir and mix the kitchen waste.

Further, the stirring shaft 111 is connected with a motor through a gear, a belt and the like to realize rotation.

Preferably, the cutting mechanism 12 comprises a plurality of cutter heads, which are installed on the stirring shaft 111, and more preferably, installed at the bottom of the helical blade 112, and cut and break the stirred kitchen waste.

The inventor finds that the cutting capability of the cutting mechanism 12 can be controlled by controlling the rotating speed of the stirring mechanism 11, so that the cutting mechanism 12 can only cut and break food residues in the kitchen waste, but cannot cut and break sundries such as plastic bags, chopsticks, pop cans and the like in the kitchen waste.

Further, the rotation speed of the stirring mechanism 11 is 380 rpm.

The filtering mechanism 13 is arranged below the cutting mechanism 12 and is used for filtering kitchen waste smashed by stirring and cutting, so that the kitchen waste with small particle size is screened out.

Preferably, the filtering mechanism 13 is a screen mesh, and the diameter of the screen mesh is 6-10 mm.

In the invention, through the matching of the stirring mechanism 11, the cutting mechanism 12 and the filtering mechanism 13, organic matters, oil, water and the like in the kitchen waste can be screened out to form high-concentration food slurry, and sundries such as plastic bags, chopsticks, pop cans and the like can be cleaned out.

Specifically, 1 jar of body of feed bin pulping machine is 3 ~ 6m³Stirring for 6-10 minClearly, under the parameters, the impurities and the food residues in the kitchen waste can be well separated, and the separated impurities basically have no food residues.

In a preferred embodiment, the bin pulper 1 has two, and the two pulpers can run simultaneously when the kitchen waste amount is high and peak, so that the waiting of unloading of the kitchen transport vehicle is relieved, and the later alternate maintenance is facilitated and the normal operation of the equipment is ensured.

In a preferred embodiment, a sundries discharging pipe 15 is further arranged on the stock bin pulper 1 for discharging sundries, specifically, after pulping is completed, impurities such as plastics, tablecloth pop cans and the like in the pulp are isolated above the sieve plate through the bottom sieve plate, and are thrown to the sundries discharging pipe 15 at the side of the stock bin pulper through centrifugal force and are conveyed out through a shaftless spiral.

According to the invention, a high consistency pulp discharge pipe 14 is also arranged at the lower part of the filtering mechanism 13 and is used for discharging the filtered high consistency pulp of food.

Preferably, the device for producing organic fertilizer further comprises a squeezer 4 for dewatering and squeezing the filtered impurities.

Further, the sundries discharging pipe 15 is located on the side wall of the bin body above the filtering mechanism 13, and the sundries discharging pipe 15 is connected with the presser 4 through a sundries conveying pipeline to convey the sundries to the presser 4.

The squeezer is a solid-liquid separation's equipment, and the wide application in kitchen garbage handles, and the machine technical staff can select the type according to actual need freely, preferably the screw press.

In a preferred embodiment, the graff discharge pipe 15 is connected to the press 4 by a spiral duct 41.

The spiral pipeline 41 is a shaftless spiral conveying pipeline, has the advantages of drift diameter conveying, no pipeline blockage, reliable operation and the like, and is particularly suitable for sundry transportation of plastics, pop cans and the like which are mixed and then continuously connected together.

The high consistency stock discharge pipe 14 is connected to the refiner 2 through a first transportation channel 21, preferably the first transportation channel 21 is a connection pipe on which a pump body is arranged to pump the food high consistency stock into the refiner 2.

The classificator 2 is used for separating fine slag in high-concentration food pulp, and the fine slag is prevented from blocking the three-phase separator 3.

Further, the concentrator 2 is a vibration type concentrator, and comprises a feed bin 201, a sieve plate 202 and an oil-water collecting bin 203, as shown in fig. 8.

Further, the lower end of the feed bin 201 is provided with an opening and is arranged above the sieve plate 202; the oil-water collection bin 203 is arranged below the sieve plate 202, the sieve pores of the sieve plate 202 are 1-10 mm, the sieve plate 22 is provided with a polarization motor 2021, and the polarization motor 2021 drives the sieve plate 202 to vibrate to realize screening and separation of fine slag in high-concentration slurry.

In a preferred embodiment, a spring 2022 is further disposed on the sieve plate 202, and the sieve plate 202 is supported above the oil collecting bin 203 by the spring 2022.

More preferably, the area of the sieve plate 202 is 1-3 m²The motor rotation speed is 500-100 rpm.

In the invention, the high-concentration food pulp is separated into fine slag and an oil-water mixture through the screening of the fine separator 2, wherein the separated fine slag is conveyed to a dilution pulping machine 5; the separated oil-water mixture is transported to the three-phase separator 3 via the second transport channel 22.

Preferably, the second transportation channel 22 is a connection pipe on which a pump is arranged.

The three-phase separator 3 separates solids, oil and water in the oil-water mixture by a centrifugal principle, wherein the solids are conveyed to the dilution pulping machine 5, and the oil and the water are respectively collected into an oil tank 32 and a water tank 33.

In a preferred embodiment, the three-phase separator 3 is a horizontal three-phase separator.

In a preferred embodiment, the separation factor of the three-phase separator 3 is 3000-3500, more preferably, the diameter of a rotating drum of the three-phase separator 3 is 300-500 mm, the rotating speed of the rotating drum is 3500-4000 r/min, and the length-diameter ratio of the rotating drum is 1: (3-5).

The inventor finds that the parameters can fully separate oil, water and solid in an oil-water mixture generated by the kitchen waste, and particularly the water content and the solid content in the separated oil are extremely low.

The inventors have found that the separation effect is greatly affected by the constant temperature of the oil-water mixture, and that the purity of each of the fractions separated by the three-phase separator 3 can be increased by appropriately increasing the temperature of the oil-water mixture.

Preferably, a heating mechanism is provided in the second transportation path 22 to heat the oil-water mixture so that the temperature of the oil-water mixture entering the three-phase separator 3 is constant.

Preferably, the temperature of the oil-water mixture entering the three-phase separator 3 is 70 to 90 degrees celsius, preferably 80 degrees celsius, at which the oil extraction rate is higher than at other temperatures.

In the present invention, the heating mechanism may be a heating pipe coated on the second transportation channel 22 or disposed inside the second transportation channel 22, or may be a separate heating tank, preferably in the form of a heating tank, which not only ensures the temperature of the oil-water mixture entering the three-phase separator 3, but also plays a role in collecting and storing the oil-water mixture, and ensures the continuity and stability of the feeding amount of the three-phase separator 3. According to the kitchen waste treatment part, organic matters in the kitchen waste can be quickly separated out by quickly stirring, cutting and pulping the kitchen waste, and the kitchen waste treatment part has the advantages of short operation time, high yield, small occupied space of equipment and the like.

Dilution pulper 5 is used for adding acid and adding water with the organic matter that meal kitchen processing portion handled and produce and beasts and birds excrement and urine and dilute the reaction, the organic matter that meal kitchen processing portion handled and produce includes the fine sediment that fine separator 2 separated and the solid that three-phase separator 3 separated.

In a preferred embodiment, the dilution pulper 5 uses the water separated by the three-phase separator 3 as a part of the dilution water, thereby solving the problems of expensive treatment cost and expensive equipment investment of the kitchen waste wastewater.

Different from the traditional organic fertilizer production equipment, the kitchen waste and the animal and poultry manure are combined, so that the problems of high treatment cost and high equipment investment of the kitchen waste wastewater are solved.

In the present invention, the method and the concrete structure of adding the organic matter, the livestock manure, the water separated by the three-phase separator 3, and the acid generated by the kitchen treatment section to the dilution pulper 5 are not particularly limited, and it is preferable that an organic matter transport passage 23 is provided between the refiner 2, the three-phase separator 3, and the dilution pulper 5, and a waste water transport passage 31 is provided between the water tank 33 and the dilution pulper 5 to transport the organic matter, the water separated by the three-phase separator 3, respectively, to the dilution pulper 5. More preferably, the organic matter transport passage 23 is a shaftless screw transport pipe, and the waste water transport passage 31 is a connecting pipe, on which a water pump is disposed.

In a preferred embodiment, as shown in fig. 4, the dilution pulper 5 has a plurality of inlet ports 51 connected to the organic matter transport passage 23 and the waste water transport passage 31, and more preferably, the inlet ports 51 are also connected to an acid supply line and a water supply line.

Specifically, as shown in fig. 5, the dilution pulper 5 has a tank-shaped structure, in which an agitation column 52 is provided, and the agitation column 52 includes a shaft 521 and a helical blade 112.

Preferably, the stirring column 52 is further provided with a plurality of cutter heads 523.

In the present invention, the power source and the position where the power source is attached to the stirring column 52 are not particularly limited, and may be, for example, an electric motor, an air motor, or the like, and the power source may be attached to the upper portion, the side portion, or the lower portion of the stirring column 52.

Through the rotary stirring of the stirring column 52, the organic matters, the livestock and poultry manure, the water and the acid can be fully mixed, and the effects of quick dilution and quick mixing are realized. Further, the plurality of cutter heads arranged on the stirring column 52 can quickly slurry hardened livestock and poultry manure so as to fully react with acid.

In a preferred embodiment, there are multiple stirring columns 52, and stirring is performed simultaneously to increase the dilution and pulping speed.

According to the inventionIn a preferred embodiment, the dilution pulper 5 has a volume of 20 to 40m³Preferably 30m³The rotating speed of the stirring column 52 is 320-420 rpm, preferably 380rpm, and the stirring time is 10-20 minutes, preferably 15 minutes.

In a preferred embodiment, at the bottom of dilution pulper 5, a slurry discharge pipe 53 is provided to discharge the fully reacted slurry into mixer 6.

And the mixer 6 is used for mixing the diluted slurry obtained after the reaction with the acid with the organic dry powder.

In the invention, the livestock manure is directly pulped by adding acid and then is mixed with the organic dry powder, so that the problem of expensive equipment investment in urine treatment after solid-liquid separation of the livestock manure is solved, bacteria, worm eggs and the like in the slurry are killed and killed by the chemical characteristics of the acid, compared with the conventional composting mode, the treatment speed and the organic fertilizer output efficiency are improved, and the equipment volume is reduced.

Further, the mixer 6 is provided with a stirring and mixing mechanism, and the mixing of the diluted slurry and the organic dry powder is realized through stirring.

In a preferred embodiment, the mixer 6 has a rectangular parallelepiped groove 61, and as shown in fig. 6 and 7, the stirring and mixing mechanism includes a horizontally disposed rotating shaft 62 and a stirring fan 63 disposed on the rotating shaft 62.

Preferably, the rotation shaft 62 has a plurality of strips parallel to the long sides of the groove 61.

The stirring fans 63 are uniformly distributed on the rotating shaft 62, preferably, spirally distributed on the rotating shaft 62, so that the diluted slurry and the organic dry powder in the tank 61 are more continuously and uniformly mixed under the driving of the rotating shaft 62.

More preferably, the stirring fan 63 is a flat plate structure, as shown in fig. 7, the edge of the stirring fan 63 is a tooth-shaped structure, and the solid agglomerated before and during mixing can be broken up while stirring, so that the diluted slurry and the organic dry powder are mixed more uniformly.

In a preferred embodiment, the stirring fan 63 is connected to the rotating shaft 62 through a connection post 631. Specifically, one end of the connecting post 631 is provided with a groove, and the stirring fan 63 is partially inserted into the groove; a through hole is formed in the rotary shaft 62, the other end of the connecting post 631 is inserted into the through hole, and the connecting position of the connecting post 631 and the stirring fan 63 and the connecting position of the connecting post 631 and the rotary shaft 62 are fixed by welding.

The inventor finds that the stirring fan 63 and the rotating shaft 62 are welded together directly, and because the contact area of the stirring fan and the rotating shaft 62 is small, the welding strength is insufficient, the conditions such as welding detachment and the like are easy to occur in the stirring process, the service life of the mixer 6 is influenced, the stirring fan 63 is fixed on the rotating shaft 62 shaft through the connecting column 631, the connecting strength is increased, and the mixer 6 can work stably for a long time.

In the present invention, the power source of the rotating shaft 62 is not particularly limited, and may be, for example, an electric motor, an air motor, or the like.

According to the invention, the organic fertilizer can be obtained after 5-15 hours after the materials mixed by the mixer 6 are stacked and solidified.

According to a preferred embodiment of the invention, the device for producing organic fertilizer further comprises a dry powder bin 64, organic dry powder is stored in the dry powder bin 64, the dry powder bin 64 is connected with the mixer 6 through a shaftless spiral pipe 65, and more preferably, the shaftless spiral pipe 65 is a shaftless spiral pipe with variable frequency and adjustable speed, so that the automatic control of the dry powder input amount is realized.

Examples

Example 1

A equipment for producing fertilizer includes meal kitchen processing portion and livestock and poultry excrement and urine processing portion, meal kitchen processing portion includes feed bin pulper 1, preparator 2, three-phase separator 3, livestock and poultry excrement and urine processing portion is including diluting pulper 5 and blendor 6, feed bin pulper 1 is connected with preparator 2 through first transfer passage 21, preparator 2 is connected with three-phase separator 3 through second transfer passage 22, preparator 2 is connected with dilution pulper 5 through organic matter transfer passage 23, three-phase separator 3 is connected with dilution pulper 5 through organic matter transfer passage 23 and waste water transmission passage 31, dilution pulper 5 is connected with blendor 6 through thick liquids discharge pipe 53.

Wherein, a stirring cutting mechanism 11, a cutting mechanism 12 and a filtering mechanism 13 are arranged in the stock bin pulping machine 1, the rotating speed of the stirring mechanism 11 is 380rpm, the diameter of a screen mesh of the filtering mechanism 13 is 7 mm, and the stirring time is 8 minutes;

the diameter of a rotary drum of the three-phase separator 3 is 400mm, the rotating speed of the rotary drum is 3800r/min, and the length-diameter ratio of the rotary drum is 1: 4.5. the stirring column 52 of the dilution pulper 5 having a volume of 30m3 was rotated at 380 revolutions for 15 minutes.

And stacking and solidifying the mixed materials in the mixer 6 for 10 hours to obtain the organic fertilizer.

The total occupied area of the equipment is 6 square meters, the daily treatment capacity is 300 tons, the common time from treatment to organic fertilizer obtaining of the kitchen waste and the livestock manure waste is not more than 20 hours, the treatment time is far shorter than that of other treatment equipment, the equipment occupied area and the treatment time are better than those of conventional equipment under the condition of the same daily treatment capacity, and the problem that urine after solid-liquid separation of the kitchen waste wastewater and the livestock manure is difficult to treat is solved.

The produced organic fertilizer is detected according to agricultural industry standard NY 525-.

TABLE 1

The produced organic fertilizer meets the agricultural standard, has higher organic matter content and good fertility effect.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on operational states of the present invention, and are only used for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise specifically stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention has been described above in connection with preferred embodiments, but these embodiments are merely exemplary and merely illustrative. On the basis of the above, the invention can be subjected to various substitutions and modifications, and the substitutions and the modifications are all within the protection scope of the invention.

Claims

1. An apparatus for producing organic fertilizer, which is characterized by comprising a kitchen treatment part and/or a livestock and poultry manure treatment part;

2. The plant for producing organic fertilizer according to claim 1,

the kitchen and animal manure treatment part comprises a bin pulping machine (1), a fine separator (2) and a three-phase separator (3), and the livestock and poultry manure treatment part comprises a dilution pulping machine (5) and a mixer (6);

the pulping machine (1) is provided with a stirring and cutting mechanism and is used for pulping the kitchen waste,

the dilution pulping machine (5) is used for adding acid into the treatment product treated by the kitchen treatment part and the livestock and poultry manure for dilution reaction,

and the mixer (6) is provided with a stirring and mixing mechanism and is used for mixing the slurry after the dilution reaction with the organic dry powder.

3. The plant for producing organic fertilizer according to claim 1,

the bin pulper (1) is connected with the fine separator (2) through a first conveying channel (21);

the fine separator (2) is connected with the three-phase separator (3) through a second conveying channel (22);

the fine separator (2) is connected with the dilution pulping machine (5) through an organic matter conveying channel (23);

the three-phase separator (3) is connected with the dilution pulping machine (5) through a machine conveying channel (23);

the dilution pulping machine (5) is connected with the mixer (6) through a slurry discharge pipe (53);

preferably, the three-phase separator (3) is also connected to the dilution pulper (5) via a waste water transfer channel (31).

4. The plant for producing organic fertilizer according to claim 1,

the equipment also comprises a presser (4), and the presser (4) is connected with the stock bin pulping machine (1) through a spiral pipeline.

5. The plant for producing organic fertilizer according to claim 1,

the equipment also comprises a dry powder bin (64), wherein organic dry powder is stored in the dry powder bin (64), and the dry powder bin (64) is connected with the mixer (6) through a shaftless spiral pipe (65).

6. The apparatus for producing organic fertilizer according to any one of claims 1 to 5,

the bin pulping machine is characterized in that a stirring mechanism (11), a cutting mechanism (12) and a filtering mechanism (13) are arranged in the bin pulping machine (1), and the filtering mechanism (13) is arranged below the cutting mechanism (12).

7. The plant for producing organic fertilizer according to claim 6,

stirring mechanism (11) are including (mixing) shaft (111) and helical blade (112), and (mixing) shaft (111) drive helical blade (112) rotatory, cutting mechanism (12) are including a plurality of tool bits, and a plurality of tool bits are installed on (mixing) shaft (111), filtering mechanism (13) are the screen cloth.

8. The apparatus for producing organic fertilizer according to any one of claims 1 to 5,

a heating mechanism is arranged in the second conveying channel (22) to heat the conveyed substance.

9. The apparatus for producing organic fertilizer according to any one of claims 1 to 5,

the dilution pulping machine (5) is of a tank-shaped structure, a stirring column (52) is arranged in the dilution pulping machine, the stirring column (52) comprises a shaft body (521) and a spiral blade (112), and a plurality of cutter heads (523) are arranged on the stirring column (52).

10. The apparatus for producing organic fertilizer according to any one of claims 1 to 5,

the stirring and mixing mechanism comprises a rotating shaft (62) and a stirring fan (63), wherein the rotating shaft (62) is horizontally arranged, the stirring fan (63) is arranged on the rotating shaft (62), the stirring fan (63) is of a flat plate structure, and preferably, the edge of the stirring fan (63) is of a tooth-shaped structure.