CN110788107A - Kitchen waste treatment method - Google Patents
Kitchen waste treatment method Download PDFInfo
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- CN110788107A CN110788107A CN201910898911.3A CN201910898911A CN110788107A CN 110788107 A CN110788107 A CN 110788107A CN 201910898911 A CN201910898911 A CN 201910898911A CN 110788107 A CN110788107 A CN 110788107A
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- waste
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- 239000010806 kitchen waste Substances 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 79
- 238000003825 pressing Methods 0.000 claims abstract description 70
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 48
- 239000002912 waste gas Substances 0.000 claims abstract description 40
- 235000019476 oil-water mixture Nutrition 0.000 claims abstract description 31
- 235000019198 oils Nutrition 0.000 claims abstract description 22
- 239000007787 solid Substances 0.000 claims abstract description 14
- 239000002699 waste material Substances 0.000 claims abstract description 10
- 238000005507 spraying Methods 0.000 claims abstract description 4
- 238000000926 separation method Methods 0.000 claims description 20
- 239000007789 gas Substances 0.000 claims description 15
- 238000001914 filtration Methods 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000010411 cooking Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 235000012054 meals Nutrition 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 1
- 231100000678 Mycotoxin Toxicity 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 235000006694 eating habits Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002636 mycotoxin Substances 0.000 description 1
- 235000021049 nutrient content Nutrition 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
- B01D53/1468—Removing hydrogen sulfide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1487—Removing organic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
- B01D2252/10—Inorganic absorbents
- B01D2252/103—Water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/304—Hydrogen sulfide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/306—Organic sulfur compounds, e.g. mercaptans
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/406—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B2101/00—Type of solid waste
- B09B2101/02—Gases or liquids enclosed in discarded articles, e.g. aerosol cans or cooling systems of refrigerators
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kitchen waste treatment method, which comprises the following steps: s1, crushing the kitchen waste to obtain crushed waste and waste gas; s2, performing filter pressing treatment on the crushed garbage to obtain a solid residue and a first oil-water mixture; introducing the waste gas into a waste gas treatment cavity for treatment; s3, separating the first oil-water mixture to obtain oil and water; and S4, guiding the oil out of the external oil storage tank, guiding water into the waste gas treatment cavity for spraying, and absorbing the waste gas into the water. The kitchen waste treatment method provided by the invention improves the kitchen waste treatment efficiency, has a good waste gas treatment function and eliminates the peculiar smell of waste gas.
Description
Technical Field
The invention relates to the field of garbage treatment, in particular to a kitchen garbage treatment method.
Background
The kitchen waste is a general term for the residual meal discarded in families, hotels, restaurants, institutions, enterprises, institutions, restaurants, dining rooms, dining halls and the like. The kitchen waste is rich in organic matters, high in nutrient content, complete in nutrient variety and high in moisture content, if the kitchen waste is not treated in time and is easy to decay, the properties and the smell of the kitchen waste can cause bad influence on environmental sanitation, and harmful substances such as pathogenic microorganisms and mycotoxin are easy to grow. From the existing form of the substances, the organic matters in the kitchen waste have a large amount of existing solid matters and organic matters dissolved or suspended in water, wherein the solid matters account for more than 30 percent and are the main existing form of the organic matters in the kitchen waste. The components of the kitchen waste are closely related to the local living standard and the dietary habit.
With the increasing population base of the world and the improvement of the living standard of people, the discharge amount of kitchen waste is increased day by day. On one hand, a large amount of kitchen waste brings serious pollution, on the other hand, huge waste is caused, and great troubles are brought to various countries. The existing kitchen waste treatment method has the defects of low kitchen waste treatment efficiency and uncomfortable peculiar smell brought in the waste treatment process.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides kitchen waste treatment equipment which is high in kitchen waste treatment efficiency and can eliminate waste gas and peculiar smell.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a kitchen waste treatment method comprises the following steps:
s1, crushing the kitchen waste to obtain crushed waste and waste gas;
s2, performing filter pressing treatment on the crushed garbage to obtain a solid residue and a first oil-water mixture; introducing the waste gas into a waste gas treatment cavity for treatment;
s3, separating the first oil-water mixture to obtain oil and water;
and S4, guiding the oil out of the external oil storage tank, guiding water into the waste gas treatment cavity for spraying, and absorbing the waste gas into the water.
In the technical scheme, a large amount of waste gas with peculiar smell is generated in the crushing treatment of the kitchen garbage, and the waste gas enters the waste gasThe chamber is managed to go on, and the water that obtains of separation also gets into the exhaust-gas treatment chamber and sprays and absorb waste gas to reach good exhaust-gas treatment function and eliminate waste gas peculiar smell. The foul waste gas generated by the kitchen garbage mainly comprises NH3、H2S、CH3SH, etc. from the constituent NH3Is at a maximum concentration, followed by H2S, and H2S is one of the main substances generating a bad odor, NH3And H2S is very soluble in water, so water can absorb most of malodorous gas, and the water obtained by separation contains a part of ethanol, and CH is not a component of ethanol3The SH removal has a great effect, so that the ideal effect can be achieved by absorbing and treating the waste gas through the technology, the peculiar smell caused by the waste gas is eliminated, and the defect that uncomfortable peculiar smell is generated in the kitchen garbage treatment process in the prior art is overcome; the water separated from the kitchen garbage is recycled, so that water resources can be effectively saved. The kitchen waste is crushed and subjected to filter pressing treatment, so that the kitchen waste can be treated quickly and effectively.
Preferably, the crushed garbage is subjected to filter pressing treatment through a filter pressing device, the filter pressing device comprises a filter pressing cavity provided with a linear cutting groove, a main hydraulic cylinder arranged on one side of the filter pressing cavity, an auxiliary hydraulic cylinder arranged on the other side of the filter pressing cavity, and a liquid discharge bin arranged below the filter pressing cavity, the main hydraulic cylinder is connected with a pressure filter cylinder, the auxiliary hydraulic cylinder is connected with a push plate, the filter pressing cavity is provided with a feed inlet, one side of the filter pressing cavity provided with the main hydraulic cylinder is also provided with an opening corresponding to the filter pressing cylinder, the crushed garbage enters the filter pressing cavity through the feed inlet and is subjected to filter pressing treatment through the filter pressing cylinder, a first oil-water mixture obtained through the filter pressing treatment enters the liquid discharge bin through the linear cutting groove, and solid residues obtained through the filter pressing. Among the above technical scheme, be connected with the main hydraulic cylinder that presses and strain a section of thick bamboo and establish in filter-pressing cavity one side and with the interval that the filter-pressing cavity exists, main hydraulic cylinder drives a filter-pressing section of thick bamboo and moves a segment distance forward and fill up foretell interval, rubbish from cooking falls into the filter-pressing cavity this moment, then main hydraulic cylinder continues to promote a filter-pressing section of thick bamboo and move forward and extrude rubbish from cooking, rubbish from cooking receives the extrusion and the first oil-water mixture that breaks away from out permeates the line cutting groove and gets into the drainage silo to get into oil-water separator by flowing back storehouse through the water pipe and carry out oil-water separation and handle. After extrusion is completed, the main hydraulic cylinder drives the guide cylinder to retract to the initial position, a distance exists between the guide cylinder and the filter pressing cavity at the moment, and the kitchen garbage solid residue left after moisture and oil separation is driven by the auxiliary hydraulic cylinder to push the push plate and is discharged to the external garbage can through the distance. The outside dustbin is established interval below, meal remains solid residue is driven the push pedal by vice pneumatic cylinder and is gone into outside dustbin through the interval, and outside dustbin has made things convenient for the collection of meal remains solid residue. The technology facilitates the filter-pressing treatment of the crushed garbage and the separation of the first oil-water mixture and the solid residue obtained by filter pressing, thereby improving the treatment efficiency of the garbage.
Preferably, the first oil-water mixture enters the oil-water separator through the liquid discharge bin for separation treatment, oil and water are obtained through separation, the oil obtained through separation is discharged to the external oil storage tank from the oil-water separator, and the water obtained through separation enters the water inlet formed in the upper end of the waste gas treatment cavity through the first water pipe and is sprayed downwards. Among the above technical scheme, water sprays downwards from exhaust-gas treatment chamber upper end, has increased waste gas absorption efficiency.
Preferably, the exhaust gas enters an air inlet arranged at the lower end of the exhaust gas treatment cavity through an air pipe. Among the above technical scheme, waste gas gets into and upwards diffuses from exhaust-gas treatment chamber lower extreme, and the cooperation gets into and sprays water downwards from exhaust-gas treatment chamber upper end water inlet, has further increased waste gas absorption efficiency.
Preferably, the kitchen waste is crushed by a crushing device, and the crushing device comprises a crushing bin provided with a rotating shaft and a motor connected with the rotating shaft. Among the above technical scheme, the motor drives the rotation axis and carries out crushing treatment to kitchen garbage in broken storehouse.
Preferably, the kitchen garbage firstly enters the bin arranged above the crushing bin and then falls into the crushing bin from the bin. Among the above technical scheme, the kitchen garbage gets into broken storehouse after keeping in the feed bin, and the feed bin appearance is the toper, and the toper feed bin makes things convenient for pouring of kitchen garbage and carries kitchen garbage to broken storehouse and carry out crushing treatment.
Preferably, the garbage can filled with kitchen waste is poured into the bin through the lifting device, the lifting device comprises a guide rail, a moving block arranged on the guide rail in a sliding mode, and a first hydraulic cylinder used for driving the moving block to slide along the guide rail, the garbage can is fixedly arranged on the moving block, and the first hydraulic cylinder drives the moving block to slide along the guide rail through a chain. Among the above technical scheme, kitchen garbage temporarily exists in the garbage bin, and hoisting device lifts the garbage bin to the feed bin and pours the kitchen garbage in the garbage bin into the feed bin. According to the kitchen waste treatment device, the automation level of kitchen waste is improved, the bin is arranged at the upper end of the crushing bin, great inconvenience is brought if the kitchen waste is directly poured into the bin, in the kitchen waste treatment device, workers only need to conveniently pour the kitchen waste into the garbage bin, the garbage in the garbage bin can be automatically poured into the bin through the lifting device, the kitchen waste treatment efficiency is improved, and manpower is saved.
Preferably, the crushing treatment in the step S1 further yields a second oil-water mixture, and the second oil-water mixture is introduced into the oil-water separator through a second water pipe and subjected to a separation treatment. In the technical scheme, the second oil-water mixture obtained in the crushing treatment process directly enters the oil-water separator through the water pipe for separation treatment, so that the working pressure of the filter pressing device is reduced, the filter pressing device can fully separate the oil-water mixture and solid residues, and the kitchen waste treatment efficiency is improved.
Preferably, the second oil-water mixture is separated from the crushed garbage through the water filtering inserting plate, so that the second oil-water mixture enters the oil-water separator, and the water filtering inserting plate is arranged in the material guide cylinder below the crushing bin and moves in a telescopic mode through the second hydraulic cylinder. In the technical scheme, kitchen garbage after crushing treatment passes through the guide cylinder from the crushing bin and enters the filter pressing device. In the guide cylinder, the water filtering inserting plate firstly blocks the crushed kitchen waste, at the moment, an oil-water mixture contained in the kitchen waste firstly flows out through the water filtering inserting plate and enters the oil-water separator, and after a period of time, the water filtering inserting plate is driven by the second hydraulic cylinder to leave the guide cylinder, so that the kitchen waste enters the filter pressing device from the guide cylinder. The water filtering plugboard ensures that kitchen garbage entering the filter pressing device has less water content, and the working pressure of the filter pressing device is reduced, so that the working efficiency of the filter pressing device is increased when the filter pressing device extrudes the kitchen garbage.
The invention has the beneficial effects that:
the kitchen waste treatment method provided by the invention improves the kitchen waste treatment efficiency, has a good waste gas treatment function and eliminates the peculiar smell of waste gas.
Drawings
FIG. 1 is a schematic flow diagram of a kitchen waste treatment method according to the present invention;
FIG. 2 is a schematic view of the construction of the filter press apparatus of the present invention;
FIG. 3 is a schematic view of the construction of the lifting device of the present invention;
FIG. 4 is a schematic view showing the structure of the exhaust gas treatment device of the present invention connected to an oil-water separator;
fig. 5 is a schematic diagram of the structure of the present invention in which the respective devices are mounted on the frame.
In the figure: 1. the device comprises a frame, 2, a filter pressing device, 21, a filter pressing chamber, 22, a linear cutting groove, 23, a main hydraulic cylinder, 24, an auxiliary hydraulic cylinder, 25, a liquid discharging bin, 26, a filter pressing barrel, 27, a push plate, 28, a feeding hole, 29, a distance, 3, an oil-water separator, 4, an exhaust gas treatment chamber, 41, a water inlet, 42, a first water pipe, 43, an air pipe, 44, an air inlet, 45, an atomizing nozzle, 46, an air pump, 47, a water pump, 48, a second water pipe, 5, a crushing bin, 6, a motor, 7, 8, a lifting device, 81, a guide rail, 82, a motion block, 83, a first hydraulic cylinder, 84, a chain, 9, a garbage can, 10, an external garbage can, 11, a water filtering inserting plate, 12, a second hydraulic cylinder, 13 and a guide barrel.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
As shown in fig. 1 to 5, the kitchen waste treatment method of the present embodiment includes the following steps:
s1, crushing the kitchen waste to obtain crushed waste and waste gas;
s2, performing filter pressing treatment on the crushed garbage to obtain a solid residue and a first oil-water mixture; introducing the waste gas into a waste gas treatment cavity 4 for treatment;
s3, separating the first oil-water mixture to obtain oil and water;
and S4, guiding the oil out of the external oil storage tank, guiding water into the waste gas treatment cavity 4, spraying the water, and absorbing the waste gas into the water.
In the embodiment, the crushed garbage is subjected to filter pressing treatment by a filter pressing device 2, the filter pressing device 2 comprises a filter pressing chamber 21 provided with a wire cutting groove 22 and a main hydraulic cylinder 23 arranged at one side of the filter pressing chamber 21, the device comprises an auxiliary hydraulic cylinder 24 arranged on the other side of a filter pressing cavity 21 and a liquid discharging bin 25 arranged below the filter pressing cavity 21, wherein a filter pressing barrel 26 is connected to a main hydraulic cylinder 23, the auxiliary hydraulic cylinder 24 is connected with a push plate 27, the filter pressing cavity 21 is provided with a feed inlet 28, an opening corresponding to the filter pressing barrel 26 is further formed in one side of the filter pressing cavity 21, which is provided with the main hydraulic cylinder 23, crushed garbage enters the filter pressing cavity 21 through the feed inlet 28 and is subjected to filter pressing treatment through the filter pressing barrel 26, a first oil-water mixture obtained through the filter pressing treatment enters the liquid discharging bin 25 through a wire cutting groove 22, and solid residues obtained through the filter pressing treatment are pushed out of the filter pressing cavity 21. The master cylinder 23 to which the press cartridge 26 is connected is provided on the side of the press chamber 21 at a distance 29 from the press chamber 21. In the embodiment, the filter press device 2 and other structures are arranged on the frame 1 to facilitate the kitchen waste treatment method.
In this embodiment, the first oil-water mixture enters the oil-water separator 3 through the drainage bin 25 for separation treatment, and oil and water are obtained through separation, the oil obtained through separation is discharged from the oil-water separator 3 to an external oil storage tank, and the water obtained through separation enters the water inlet 41 formed in the upper end of the waste gas treatment chamber 4 through the first water pipe 42 and is sprayed downward. The water obtained by separation in this embodiment is sprayed through the atomizing nozzle 45, and the water pipe 42 is provided with a water pump 47 for driving the water obtained by separation in the oil-water separator to flow to the exhaust gas treatment chamber 4.
In this embodiment, the exhaust gas enters an inlet 44 provided at the lower end of the exhaust gas treatment chamber 4 through an air pipe 43. The air pipe 43 is provided with an air pump 46 for driving the waste gas into the waste gas treatment chamber 4.
In this embodiment, the kitchen waste is crushed by a crushing device, and the crushing device includes a crushing bin 5 having a rotating shaft, and a motor 6 connected to the rotating shaft.
In this embodiment, the kitchen waste firstly enters the bin 7 above the crushing bin 5 and then falls into the crushing bin 5 from the bin 7.
In this embodiment, the garbage can 9 containing kitchen waste is poured into the bin 7 through the lifting device 8, the lifting device 8 includes a guide rail 81, a moving block 82 slidably disposed on the guide rail 81, and a first hydraulic cylinder 83 for driving the moving block 82 to slide along the guide rail 81, the garbage can 9 is fixedly disposed on the moving block 82, and the first hydraulic cylinder 83 drives the moving block 82 to slide along the guide rail 81 through a chain 84.
In this embodiment, the second oil-water mixture is also obtained by the crushing in step S1, and the second oil-water mixture is introduced into the oil-water separator 3 through the second water pipe 48 to be separated.
In this embodiment, the second oil-water mixture passes through the water filtering insertion plate 11 and is separated from the crushed garbage, so that the second oil-water mixture enters the oil-water separator 3, and the water filtering insertion plate 11 is disposed in the material guiding cylinder 13 below the crushing bin 5 and makes telescopic motion through the second hydraulic cylinder 12.
In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings, and are only for convenience of description and simplicity 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," and "third" as appearing herein 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 explicitly stated or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between 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.
Simple substitutions without changing the inventive content of the present invention are considered to be the same. The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A kitchen waste treatment method is characterized by comprising the following steps:
s1, crushing the kitchen waste to obtain crushed waste and waste gas;
s2, performing filter pressing treatment on the crushed garbage to obtain a solid residue and a first oil-water mixture; introducing the waste gas into a waste gas treatment cavity (4) for treatment;
s3, separating the first oil-water mixture to obtain oil and water;
and S4, guiding the oil out to an external oil storage tank, guiding water into the waste gas treatment cavity (4) for spraying, and absorbing the waste gas into the water.
2. The kitchen waste treatment method according to claim 1, wherein the crushed waste is subjected to filter pressing treatment by a filter pressing device (2), the filter pressing device (2) comprises a filter pressing chamber (21) provided with a linear cutting groove (22), a main hydraulic cylinder (23) arranged on one side of the filter pressing chamber (21), an auxiliary hydraulic cylinder (24) arranged on the other side of the filter pressing chamber (21), and a liquid discharge bin (25) arranged below the filter pressing chamber (21), the main hydraulic cylinder (23) is connected with a pressure filter cylinder (26), the auxiliary hydraulic cylinder (24) is connected with a push plate (27), the filter pressing chamber (21) is provided with a feed port (28), an opening corresponding to the pressure filter cylinder (26) is further arranged on one side of the filter pressing chamber (21) provided with the main hydraulic cylinder (23), the crushed waste enters the filter pressing chamber (21) through the feed port (28) and is subjected to filter pressing treatment by the pressure filter cylinder (26), the first oil-water mixture obtained through filter pressing enters the liquid discharging bin (25) through the wire cutting groove (22), and solid residues obtained through filter pressing are pushed out of the filter pressing chamber (21) through the push plate (27) and fall to the external garbage can (10).
3. The kitchen waste treatment method according to claim 1 or 2, characterized in that the first oil-water mixture enters the oil-water separator (3) through the drainage bin (25) for separation treatment, and oil and water are obtained through separation, the separated oil is discharged from the oil-water separator (3) to an external oil storage tank, and the separated water enters the water inlet (41) arranged at the upper end of the waste gas treatment chamber (4) through the first water pipe (42) and is sprayed downwards.
4. A method as claimed in claim 3, characterized in that the exhaust gases are led through a gas pipe (43) to an inlet (44) provided at the lower end of the exhaust treatment chamber (4).
5. A method as set forth in claim 1, 2 or 4, characterized in that the kitchen waste is crushed by a crushing device comprising a crushing chamber (5) having a rotating shaft, and a motor (6) connected to the rotating shaft.
6. The kitchen waste disposal method according to claim 5, wherein the kitchen waste is first introduced into a bin (7) provided above the crushing bin (5) and then dropped from the bin (7) to the crushing bin (5).
7. The kitchen waste treatment method according to claim 6, wherein the garbage bin (9) filled with kitchen waste is dumped into the bin (7) through the lifting device (8), the lifting device (8) comprises a guide rail (81), a moving block (82) slidably arranged on the guide rail (81), and a first hydraulic cylinder (83) for driving the moving block (82) to slide along the guide rail (81), the garbage bin (9) is fixedly arranged on the moving block (82), and the first hydraulic cylinder (83) drives the moving block (82) to slide along the guide rail (81) through a chain (84).
8. The kitchen waste treatment method according to claim 1, 2, 4, 6 or 7, wherein the step S1 is performed by crushing to obtain a second oil-water mixture, and the second oil-water mixture is fed into the oil-water separator (3) through a second water pipe (48) for separation.
9. The kitchen waste treatment method according to claim 8, wherein the second oil-water mixture passes through the water filtering insert plate (11) and is separated from the crushed waste, so that the second oil-water mixture enters the oil-water separator (3), and the water filtering insert plate (11) is arranged in the material guide cylinder (13) below the crushing bin (5) and is moved telescopically by the second hydraulic cylinder (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910898911.3A CN110788107A (en) | 2019-09-23 | 2019-09-23 | Kitchen waste treatment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910898911.3A CN110788107A (en) | 2019-09-23 | 2019-09-23 | Kitchen waste treatment method |
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| CN110788107A true CN110788107A (en) | 2020-02-14 |
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| CN201910898911.3A Pending CN110788107A (en) | 2019-09-23 | 2019-09-23 | Kitchen waste treatment method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111960867A (en) * | 2020-07-16 | 2020-11-20 | 重庆智禾环境科技有限责任公司 | Intelligent multifunctional kitchen waste treatment system and method |
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