CN114405972B - Oil extraction treatment system for kitchen waste - Google Patents
Oil extraction treatment system for kitchen waste Download PDFInfo
- Publication number
- CN114405972B CN114405972B CN202210002180.1A CN202210002180A CN114405972B CN 114405972 B CN114405972 B CN 114405972B CN 202210002180 A CN202210002180 A CN 202210002180A CN 114405972 B CN114405972 B CN 114405972B
- Authority
- CN
- China
- Prior art keywords
- slurry
- unit
- discharging
- port
- communicated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000010806 kitchen waste Substances 0.000 title claims abstract description 85
- 238000000605 extraction Methods 0.000 title claims abstract description 67
- 239000002002 slurry Substances 0.000 claims abstract description 129
- 238000007599 discharging Methods 0.000 claims abstract description 71
- 238000010438 heat treatment Methods 0.000 claims abstract description 52
- 238000002156 mixing Methods 0.000 claims abstract description 51
- 238000004537 pulping Methods 0.000 claims abstract description 49
- 239000007787 solid Substances 0.000 claims abstract description 48
- 238000003860 storage Methods 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000002893 slag Substances 0.000 claims description 87
- 239000007788 liquid Substances 0.000 claims description 65
- 239000010813 municipal solid waste Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 62
- 235000019198 oils Nutrition 0.000 description 62
- 239000012071 phase Substances 0.000 description 19
- 239000004519 grease Substances 0.000 description 15
- 238000004891 communication Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000010775 animal oil Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 239000011268 mixed slurry Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses an oil extraction treatment system for kitchen waste, which comprises: the device comprises a receiving unit, a blending and pulping unit, an oil extraction unit, a heating unit and an oil storage pool, wherein the receiving unit comprises a first feeding part and a first discharging part; the blending and pulping unit comprises a second feeding part and a second discharging part, the second feeding part is matched with the first discharging part of the receiving unit, and the blending and pulping unit is used for adjusting the water content of the kitchen waste and crushing and pulping the kitchen waste; the oil extraction unit comprises a third feeding part and a third discharging part, the third feeding part is matched with the second discharging part of the blending and pulping unit, and the oil extraction unit is used for separating an oil phase, a water phase and solid residues in the slurry; the heating unit is used for heating at least one of the kitchen waste in the receiving unit and the slurry in the blending and pulping unit, and the heating unit heats the slurry in the oil extraction unit. The oil extraction treatment system for the kitchen waste has the advantage of high oil extraction rate.
Description
Technical Field
The invention relates to the technical field of garbage treatment, in particular to an oil extraction treatment system for kitchen garbage.
Background
The grease in the kitchen waste, such as various meats, animal and vegetable oils and the like, has higher recycling value. The oil extraction system in the related art selects separately and heats the kitchen waste and then extracts the grease in the kitchen waste, but can sieve out the kitchen waste with a large volume in the selecting process, and then reduces the utilization rate of the kitchen waste, thereby reducing the oil extraction rate.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, the embodiment of the invention provides an oil extraction treatment system for kitchen waste, which has the advantage of high oil extraction rate.
The oil extraction treatment system for the kitchen waste provided by the embodiment of the invention comprises: a receiving unit comprising a first feeding portion and a first discharging portion; the kitchen waste preparing and pulping unit comprises a first feeding part and a first discharging part, the first feeding part is matched with the first discharging part of the receiving unit, so that the kitchen waste can conveniently enter the preparing and pulping unit from the receiving unit, and the preparing and pulping unit is used for adjusting the water content of the kitchen waste and crushing and pulping the kitchen waste to obtain slurry; the oil extraction unit comprises a third feeding part and a third discharging part, the third feeding part is matched with the second discharging part of the blending and pulping unit so that the slurry prepared by the blending and pulping unit can enter the oil extraction unit, and the oil extraction unit is used for separating an oil phase, a water phase and solid residues in the slurry; an oil reservoir for storing an oil phase of the slurry; and the heating unit is used for heating at least one of the kitchen waste in the receiving unit and the slurry in the blending and pulping unit, and the heating unit is used for heating the slurry in the oil extraction unit.
According to the oil extraction treatment system for the kitchen waste, disclosed by the embodiment of the invention, the kitchen waste is smashed and pulped by the blending pulping unit, the large-volume kitchen waste is not required to be separated, and the grease in the slurry is separated by the oil extraction unit, so that the utilization rate of the kitchen waste is improved, and the oil extraction rate is improved.
Therefore, the oil extraction treatment system for the kitchen waste provided by the embodiment of the invention has the advantage of high oil extraction rate.
In some embodiments, the receiving unit comprises a receiving device comprising a first inlet, a first outlet and a liquid receiving tube comprising a first inlet and a first outlet, the first inlet and the first outlet forming the first inlet portion of the receiving unit, the first outlet and the first outlet forming the first outlet portion of the receiving unit.
In some embodiments, the blending and pulping unit comprises a blending tank and a pulping machine, the blending tank has a second liquid inlet, a second liquid outlet, a second inlet and a second outlet, the second inlet is communicated with the first outlet of the receiving device, the second inlet is communicated with the first liquid outlet of the liquid receiving pipe, the second inlet and the second inlet form the second feeding portion, the pulping machine has a third inlet and a third outlet, the third inlet is communicated with the second outlet, and the third outlet forms the second outlet.
In some embodiments, the oil extraction unit includes a centrifuge having a fourth feed port, a fourth discharge port, a fifth discharge port, and a third liquid outlet, the fourth feed port is in communication with the third discharge port of the slurry machine, and the fourth feed port is in communication with the second liquid outlet of the blending tank, the fourth feed port forms a third feed portion, the fourth discharge port, the fifth discharge port, and the third liquid outlet form a third discharge portion, the fourth discharge port is used for discharging the oil phase, the fifth discharge port is used for discharging the solid slag phase, and the second liquid outlet is used for discharging the water phase.
In some embodiments, the heating unit comprises a plurality of heating sections, at least one of the receiving device and the slurry machine being provided with the heating sections, and the centrifuge being provided with the heating sections.
In some embodiments, the oil extraction processing system for kitchen waste further includes a slurry temporary storage tank, the slurry temporary storage tank includes a fifth feed port, a third liquid inlet and a sixth discharge port, the third liquid inlet communicates with the second liquid outlet of the blending tank, the sixth discharge port communicates with the fourth feed port of the centrifuge, so that the second liquid outlet of the blending tank communicates with the fourth feed port of the centrifuge, the fifth feed port communicates with the third discharge port of the slurry machine, so that the third discharge port of the slurry machine communicates with the fourth feed port of the centrifuge.
In some embodiments, the oil extraction processing system for kitchen waste further includes a residue removal unit, the residue removal unit includes a first residue removal machine, the first residue removal machine has a first residue removal port, a sixth feed port and a seventh discharge port, the residue-water separator is used for separating large-size solid residues in the slurry, the first residue removal port is used for discharging the large-size solid residues, the sixth feed port is communicated with the third discharge port of the slurry machine, and the seventh discharge port is communicated with the fifth feed port of the slurry temporary storage tank, so that the third discharge port of the slurry machine is communicated with the fifth feed port of the slurry temporary storage tank.
In some embodiments, the slag removal unit further includes a second slag remover, the second slag remover includes a second slag outlet, a seventh feeding port and an eighth discharging port, the solid slag dehydrator is configured to separate small-sized solid slag in the slurry, the second slag outlet is configured to discharge the small-sized solid slag, the seventh feeding port is communicated with the seventh discharging port of the first slag remover, and the eighth discharging port is communicated with the fifth feeding port of the temporary slurry storage tank, so that the fifth feeding port of the temporary slurry storage tank is communicated with the seventh discharging port of the first slag remover.
In some embodiments, the heating unit further comprises a heating tank, the heating tank comprises an eighth feeding hole and a ninth discharging hole, the eighth feeding hole is communicated with the sixth discharging hole of the slurry temporary storage tank, and the eighth discharging hole is communicated with the fourth feeding hole of the centrifuge, so that the sixth discharging hole of the slurry temporary storage tank is communicated with the fourth feeding hole of the centrifuge.
In some embodiments, the oil extraction treatment system for kitchen waste further includes an anaerobic unit, the anaerobic unit has a ninth feeding port and a fourth liquid inlet, the ninth feeding port is communicated with a fifth discharging port of the centrifuge, and the fourth liquid inlet is communicated with the third liquid outlet of the centrifuge, so that a solid residue phase of the slurry and a water phase of the slurry are fermented in the anaerobic unit.
Drawings
Fig. 1 is a schematic structural diagram of an oil extraction processing system for kitchen waste according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an oil extraction processing system for kitchen waste according to an embodiment of the present invention.
Reference numerals are as follows:
a receiving unit 1; a first feeding section s11; a first discharge section s12; the first feed port 111; a first discharge port 112; a first liquid outlet 113;
preparing a pulping unit 2; a second feeding section s21; a second discharge section s22; a blending tank 21; the second feed port 211; a second inlet port 212; a second liquid outlet 213; a second discharge port 214; a slurry machine 22; a third feed port 221; a third discharge port 222;
an oil extraction unit 3; a third feeding section s31; a third discharge section s32; a centrifuge 31; the fourth feed opening 311; a fourth discharge port 312; a third liquid outlet 313; a fifth discharge port 314;
a heating unit 4; a heating tank 41; an eighth feed opening 411; a ninth discharge port 412;
a slurry temporary storage tank 5; a fifth feed port 51; a third inlet port 52; a sixth discharge port 53;
a slag removal unit 6; a first slag remover 61; a sixth feed port 611; a seventh discharge port 612; a first slag outlet 613; a second slag remover 62; a seventh feed inlet 621; an eighth discharge port 622; a second slag outlet 623;
an anaerobic unit 7; a ninth feed port 71; a fourth liquid inlet 72;
an oil reservoir 8; a water storage tank 9.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are illustrative and intended to explain the present invention and should not be construed as limiting the present invention.
An oil extraction processing system for kitchen waste according to an embodiment of the present invention is described below with reference to the accompanying drawings.
As shown in fig. 1-2, the oil extraction processing system for kitchen waste according to the embodiment of the present invention includes a receiving unit 1, a blending and pulping unit 2, an oil extraction unit 3, an oil storage tank 8, and a heating unit 4.
The receiving unit 1 includes a first feeding portion s11 and a first discharging portion. Specifically, the kitchen waste can enter the receiving unit 1 from the first feeding portion s11 of the receiving unit 1 and be discharged from the first discharging portion of the receiving unit 1, so that the kitchen waste can enter the blending and pulping unit 2.
The preparing and pulping unit 2 comprises a second feeding part s21 and a second discharging part s22, and the second feeding part s21 is matched with the first discharging part of the receiving unit 1, so that the kitchen waste can enter the preparing and pulping unit 2 from the receiving unit 1. In other words, after being discharged through the first discharging portion, the kitchen waste enters the blending and pulping unit 2 through the second feeding portion s21, so that the blending and pulping unit 2 treats the kitchen waste, and the treated kitchen waste forms slurry.
The blending pulping unit 2 is used for adjusting the water content of the kitchen waste and crushing and pulping the kitchen waste. It can be understood that the water content of the kitchen waste can be adjusted by the blending pulping unit 2, so that the resistance of the blending pulping unit 2 to the kitchen waste is reduced, the pulping process can be smoother, and the production efficiency of the pulping process is improved.
In addition, the oil extraction treatment system for kitchen waste provided by the embodiment of the invention can break the kitchen waste with larger volume through the allocation of the pulping unit 2, and the solid grease attached to the broken kitchen waste is easy to separate out, so that the solid grease on the kitchen waste with larger volume can be dissolved in the slurry.
The oil extraction unit 3 comprises a third feeding part s31 and a third discharging part s32, the third feeding part s31 is matched with the second discharging part s22 of the blending and pulping unit 2 so as to facilitate the slurry prepared by the blending and pulping unit 2 to enter the oil extraction unit 3, and the oil extraction unit 3 is used for separating an oil phase, a water phase and a solid residue phase in the slurry.
The heating unit 4 is used for heating at least one of the kitchen waste in the receiving unit 1 and the slurry in the blending and pulping unit 2, and the heating unit 4 is used for heating the slurry in the oil extraction unit 3. It can be understood that the heating unit 4 heats the kitchen waste and the slurry to melt the solid grease in the kitchen waste and the solid grease in the slurry to form floatable oil, so that the grease is separated by the oil extracting unit 3.
According to the oil extraction treatment system for kitchen waste, disclosed by the embodiment of the invention, the kitchen waste is smashed and pulped by the blending pulping unit 2, and then the grease in the slurry is separated out by the oil extraction unit 3, so that when the kitchen waste is treated by the oil extraction treatment system for kitchen waste, large-volume kitchen waste does not need to be separated out, the utilization rate of the kitchen waste is improved, and the oil extraction rate is improved.
Therefore, the oil extraction treatment system for the kitchen waste provided by the embodiment of the invention has the advantage of high oil extraction rate.
In some embodiments, as shown in fig. 2, the receiving unit 1 comprises a receiving device comprising a first inlet 111, a first outlet 112 and a liquid receiving pipe (not shown), the liquid receiving pipe comprising a first inlet (not shown) and a first outlet 113.
Specifically, the receiving unit 1 includes a discharging platform including a receiving hopper (not shown in the figure) including a first inlet port 111 and a first outlet port 112, and a liquid receiving pipe. Wherein, a part of liquid in the kitchen waste can enter the liquid receiving pipe through the first liquid inlet and can be discharged through the first liquid outlet 113. The other part of liquid in the kitchen waste and the solid part in the kitchen waste can enter the receiving hopper through the first feeding hole 111 and can be discharged through the first discharging hole 112.
The first inlet 111 and the first outlet 113 form a first inlet s11 of the receiving unit 1, and the first outlet 112 and the first outlet 113 form a first outlet of the receiving unit 1. In other words, the kitchen waste can enter the receiving unit 1 through the first inlet 111 and the first inlet, and can be discharged from the receiving unit 1 through the first outlet 112 and the first outlet 113.
In some embodiments, as shown in fig. 2, the slurrying unit 2 comprises a make-up tank 21 and a slurrying machine 22, the make-up tank 21 having a second inlet port 212, a second outlet port 213, a second inlet port 211 and a second outlet port 214, the second inlet port 211 being in communication with the first outlet port 112 of the receiving device, the second inlet port 212 being in communication with the first outlet port 113 of the liquid receiving pipe, the second inlet port 212 and the second inlet port 211 forming a second feed s21.
Specifically, the liquid discharged from the first liquid outlet 113 of the receiving unit 1 enters the blending tank 21 from the second liquid inlet 212 of the blending tank 21, and the kitchen waste discharged from the first discharge outlet 112 of the receiving unit 1 enters the blending tank 21 from the second liquid inlet 212 of the blending tank 21, so that the water content of the kitchen waste is adjusted by the blending tank 21. After the water content of the kitchen waste is adjusted by the blending tank 21, the kitchen waste is discharged from the second discharge port 214, and redundant water in the kitchen waste is discharged from the second liquid outlet 213.
It can be understood that the blending tank 21 reduces the resistance to the kitchen waste when the blending pulping unit 2 is used for crushing the kitchen waste by adjusting the water content of the kitchen waste, so that the pulping process is smoother, and the production efficiency of the pulping process is improved.
The slurry machine 22 has a third feed port 221 and a third discharge port 222, the third feed port 221 and the second discharge port 214 communicate with each other, and the third discharge port 222 forms a second discharge portion s22.
Specifically, the kitchen waste treated by the blending tank 21 enters the slurry machine 22 through the third feeding port 221, the slurry machine 22 crushes the kitchen waste to form slurry, and the slurry is discharged from the slurry machine 22 through the third discharging port 222.
It can be understood that the pulping machine 22 crushes the kitchen waste to enable solid grease attached to the kitchen waste to be easily separated out, and then the solid grease on the kitchen waste can be sufficiently dissolved in the slurry, so that the grease in the slurry can be separated out by the oil extraction unit 3.
In some embodiments, as shown in fig. 2, the oil extraction unit comprises a centrifuge 31, the centrifuge 31 has a fourth inlet 311, a fourth outlet 312, a fifth outlet 314, and a third outlet 313, the fourth inlet 311 is communicated with the third outlet 222 of the slurry machine 22, the fourth inlet 311 is communicated with the second outlet 213 of the blending tank 21, the fourth inlet 311 forms the third inlet s31, and the fourth outlet 312, the fifth outlet 314, and the third outlet 313 form the third outlet s32.
Preferably, the centrifuge 31 is a three-phase centrifuge 31.
Specifically, the slurry is discharged from the third discharge port 222 of the slurry machine 22 and enters the centrifuge 31 through the fourth feed port 311, and the excess liquid in the blending tank 21 is discharged from the second discharge port 213 and enters the centrifuge 31 through the fourth feed port 311, and is mixed with the slurry. The slurry is separated into an oil phase, a solid residue phase and a water phase after being processed by the centrifuge 31, wherein the separated oil phase is discharged from the fourth discharge port 312 and enters the oil storage tank 8 for storage, the separated solid residue phase is discharged from the fifth discharge port 314, and the separated water phase is discharged from the second discharge port 213.
In some embodiments, as shown in fig. 2, the oil extraction processing system for kitchen waste according to the embodiment of the present invention further includes a water storage tank 9. Specifically, the water storage tank 9 is used for storing the water phase separated from the slurry after the slurry is processed by the centrifuge 31.
In some embodiments, heating unit 4 comprises a plurality of heating sections (not shown), at least one of the receiving device and slurry machine 22 is provided with a heating section, and centrifuge 31 is provided with a heating section. In other words, the receiving device and the centrifuge 31 are provided with a heating unit; alternatively, the slurry machine 22 and the centrifuge 31 are provided with heating units; alternatively, the slurry generator 22, the receiving device, and the centrifuge 31 are provided with heating units.
Specifically, the heating unit 4 includes a heating coil including a plurality of heating units provided in the receiving device to heat the waste, and the heating units are provided in the slurry machine 22 and the centrifuge 31 to heat the slurry.
It can be understood that the heating part heats the kitchen waste and the slurry to melt the solid grease in the kitchen waste and the solid grease in the slurry to form floatable oil, so that the grease is separated by the oil extraction unit 3.
In some embodiments, as shown in fig. 2, the oil extraction processing system of the embodiment of the present invention further includes a temporary slurry storage tank 5, and the temporary slurry storage tank 5 includes a fifth inlet 51, a third inlet 52, and a sixth outlet 53. The third liquid inlet 52 is communicated with the second liquid outlet 213 of the blending tank 21, and the sixth liquid outlet 53 is communicated with the fourth feed inlet 311 of the centrifuge 31, so that the second liquid outlet 213 of the blending tank 21 is communicated with the fourth feed inlet 311 of the centrifuge 31. Fifth feed port 51 communicates with third discharge port 222 of slurry machine 22 so that third discharge port 222 of slurry machine 22 communicates with fourth feed port 311 of centrifuge 31.
Specifically, the excessive liquid discharged from the blending tank 21 is discharged from the second liquid outlet 213 and then enters the temporary slurry storage tank 5 through the third liquid inlet 52, the slurry is discharged from the third discharge outlet 222 and then enters the temporary slurry storage tank 5 through the fifth feed inlet 51, the slurry and the excessive liquid discharged from the blending tank 21 can be mixed in the temporary slurry storage tank 5, and the mixed slurry is discharged through the sixth discharge outlet 53 and enters the centrifuge 31 through the fourth feed inlet 311.
In some embodiments, as shown in fig. 2, the oil extraction processing system according to the embodiment of the present invention further includes a slag removal unit 6, where the slag removal unit 6 includes a first slag remover 61, the first slag remover 61 has a first slag outlet 613, a sixth feed port 611, and a seventh discharge port 612, the slag-water separator is configured to separate large-sized solid slag in the slurry, and the first slag outlet 613 is configured to discharge large-sized solid slag (solid slag with a particle size of 6mm or more).
Specifically, after being discharged from the slurry machine 22, the slurry enters the first slag remover 61 through the sixth feeding hole 611, the first slag remover 61 can filter the slurry, screen out solid slag with a particle size larger than 6mm in the slurry, discharge the screened solid slag from the first slag outlet 613, and discharge the slurry filtered by the first slag remover 61 out of the first slag remover 61 through the seventh discharging hole 612.
It can be understood that the first slag remover 61 is used for removing large-size solid slag in the slurry, so that the load applied to the centrifuge 31 during the separation and oil extraction of the slurry is reduced, the centrifuge 31 can continuously operate under the working condition of low load, and the oil extraction efficiency is improved.
The sixth feed port 611 communicates with the third feed port 222 of the pulp machine 22 and the seventh feed port 612 communicates with the fifth feed port 51 of the temporary slurry tank 5, so that the third feed port 222 of the pulp machine 22 communicates with the fifth feed port 51 of the temporary slurry tank 5. In other words, the slurry produced in the slurry machine 22 needs to be removed from the large-sized solid slag by the first slag remover 61 before entering the temporary slurry storage tank 5, and then enters the temporary slurry storage tank 5.
Preferably, the first slag remover 61 may be a slag-water separator.
In some embodiments, as shown in fig. 2, the slag removal unit 6 further comprises a second slag remover 62, the second slag remover 62 comprises a second slag outlet 623, a seventh feeding hole 621 and an eighth discharging hole 622, the solid slag remover is used for separating small-sized solid slag in the slurry, and the second slag outlet 623 is used for discharging small-sized solid slag (solid slag with a particle size of 1.5mm or more).
Specifically, the slurry primarily filtered by the first slag remover 61 is discharged through the seventh discharge port 612 and enters the second slag remover 62 through the seventh feed port 621, the second slag remover 62 can secondarily filter the slurry and screen out solid slag with a particle size of 1.5mm or more in the slurry, the screened solid slag is discharged from the second slag outlet 623, and the slurry filtered by the second slag remover 62 is discharged from the second slag remover 62 through the eighth discharge port 622.
It can be understood that the second slag remover 62 is used for removing small-size solid slag in the slurry, so that the load applied to the centrifuge 31 during the separation and oil extraction of the slurry is reduced, the centrifuge 31 can continuously operate under the working condition of low load, and the oil extraction efficiency is improved.
Preferably, the second slag remover 62 may be a solid slag dehydrator.
The seventh feeding hole 621 is communicated with the seventh discharging hole 612 of the first slag remover 61, and the eighth discharging hole 622 is communicated with the fifth feeding hole 51 of the temporary slurry storage tank 5, so that the fifth feeding hole 51 of the temporary slurry storage tank 5 is communicated with the seventh discharging hole 612 of the first slag remover 61. In other words, before the slurry once filtered by the first slag remover 61 enters the temporary slurry storage tank 5, the large-size solid slag needs to be removed by the second slag remover 62, and then the slurry enters the temporary slurry storage tank 5.
In some embodiments, as shown in fig. 2, the heating unit 4 further includes a heating tank 41, the heating tank 41 includes an eighth inlet 411 and a ninth outlet 412, the eighth inlet 411 is communicated with the sixth outlet 53 of the temporary slurry storage tank 5, and the eighth outlet 622 is communicated with the fourth inlet 311 of the centrifuge 31, so that the sixth outlet 53 of the temporary slurry storage tank 5 is communicated with the fourth inlet 311 of the centrifuge 31.
Specifically, the slurry in the slurry temporary storage tank 5 enters the heating tank 41 through the eighth feed inlet 411, the heating tank 41 heats the slurry, the temperature of the slurry rises to about 70 ℃, the slurry is sterilized through the temperature rise, and the slurry sterilized in the heating tank 41 is discharged through the ninth discharge outlet 412 and then enters the centrifuge 31 for separation and oil extraction.
In some embodiments, as shown in fig. 2, the oil extraction processing system for kitchen waste according to the embodiment of the present invention further includes an anaerobic unit 7, the anaerobic unit 7 has a ninth inlet 71 and a fourth inlet 72, the ninth inlet 71 is communicated with the fifth outlet 314 of the centrifuge 31, and the fourth inlet 72 is communicated with the third outlet 313 of the centrifuge 31, so that the solid phase of the slurry and the aqueous phase of the slurry are fermented in the anaerobic unit 7.
It can be understood that the solid slag and the water separated by the centrifuge 31 are sent into the anaerobic unit 7, so that the solid slag and the water are fermented in the anaerobic unit 7 to generate the biogas, and the separated solid slag and the separated water can be fully utilized, thereby improving the utilization rate of resources.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (5)
1. The utility model provides a kitchen garbage's oil extraction processing system which characterized in that includes:
a receiving unit comprising a first feeding portion and a first discharging portion;
the kitchen waste preparing and pulping unit comprises a second feeding part and a second discharging part, the second feeding part is matched with the first discharging part of the receiving unit so that the kitchen waste can enter the preparing and pulping unit from the receiving unit, and the preparing and pulping unit is used for adjusting the water content of the kitchen waste and crushing and pulping the kitchen waste to obtain slurry;
the oil extraction unit comprises a third feeding part and a third discharging part, the third feeding part is matched with the second discharging part of the blending and pulping unit so that the slurry prepared by the blending and pulping unit can enter the oil extraction unit, and the oil extraction unit is used for separating an oil phase, a water phase and solid residues in the slurry;
an oil reservoir for storing an oil phase of the slurry; and
the heating unit is used for heating at least one of the kitchen waste in the receiving unit and the slurry in the blending and pulping unit, and the heating unit is used for heating the slurry in the oil extraction unit; the receiving unit comprises a receiving device, the receiving device comprises a first feeding hole, a first discharging hole and a liquid receiving pipe, the liquid receiving pipe comprises a first liquid inlet and a first liquid outlet,
the first feed port and the first liquid outlet form the first feed portion of the receiving unit, and the first discharge port and the first liquid outlet form the first discharge portion of the receiving unit;
the blending and pulping unit comprises a blending tank and a pulping machine, the blending tank is provided with a second liquid inlet, a second liquid outlet, a second feed inlet and a second discharge outlet, the second feed inlet is communicated with the first discharge outlet of the receiving device, the second liquid inlet is communicated with the first liquid outlet of the liquid receiving pipe, the second liquid inlet and the second feed inlet form a second feeding part,
the pulping machine is provided with a third feeding port and a third discharging port, the third feeding port is communicated with the second discharging port, and the third discharging port forms a second discharging part;
the heating unit comprises a plurality of heating parts, at least one of the receiving device and the slurry machine is provided with the heating parts,
the oil extraction unit comprises a centrifugal machine, the centrifugal machine is provided with a fourth feeding hole, a fourth discharging hole, a fifth discharging hole and a third liquid outlet, the fourth feeding hole is communicated with the third discharging hole of the slurrying machine, the fourth feeding hole is communicated with the second liquid outlet of the blending tank, the fourth feeding hole forms a third feeding part, the fourth discharging hole, the fifth discharging hole and the third liquid outlet form a third discharging part,
the fourth discharge port is used for discharging the oil phase, the fifth discharge port is used for discharging the solid slag phase, and the second liquid outlet is used for discharging the water phase;
the centrifuge is provided with the heating part;
a slurry temporary storage tank which comprises a fifth feed port, a third feed port and a sixth discharge port,
the third liquid inlet is communicated with the second liquid outlet of the blending tank, the sixth discharge hole is communicated with the fourth feed inlet of the centrifuge so as to ensure that the second liquid outlet of the blending tank is communicated with the fourth feed inlet of the centrifuge,
the fifth feed port is communicated with the third discharge port of the slurry machine, so that the third discharge port of the slurry machine is communicated with the fourth feed port of the centrifuge.
2. The oil extraction processing system for kitchen waste according to claim 1, further comprising a slag removal unit, wherein the slag removal unit comprises a first slag removal machine, the first slag removal machine has a first slag outlet, a sixth feed inlet and a seventh discharge outlet, the first slag removal machine is a slag-water separator, the slag-water separator is used for separating large-size solid slag in the slurry, the first slag outlet is used for discharging the large-size solid slag,
the sixth feeding hole is communicated with the third discharging hole of the slurry machine, and the seventh discharging hole is communicated with the fifth feeding hole of the temporary slurry storage tank, so that the third discharging hole of the slurry machine is communicated with the fifth feeding hole of the temporary slurry storage tank.
3. The oil extraction processing system for kitchen waste according to claim 2, wherein the slag removal unit further comprises a second slag remover, the second slag remover comprises a second slag removal port, a seventh feed port and an eighth discharge port, the second slag remover is a solid slag dehydrator for separating small-sized solid slag in the slurry, the second slag removal port is used for discharging the small-sized solid slag,
the seventh feeding hole is communicated with the seventh discharging hole of the first slag remover, and the eighth discharging hole is communicated with the fifth feeding hole of the slurry temporary storage pool, so that the fifth feeding hole of the slurry temporary storage pool is communicated with the seventh discharging hole of the first slag remover.
4. The oil extraction processing system for kitchen waste according to claim 1, wherein said heating unit further comprises a heating tank, said heating tank comprises an eighth feeding port and a ninth discharging port, said eighth feeding port is communicated with said sixth discharging port of said slurry temporary storage tank, said ninth discharging port is communicated with said fourth feeding port of said centrifuge, so that said sixth discharging port of said slurry temporary storage tank is communicated with said fourth feeding port of said centrifuge.
5. The oil extraction treatment system for kitchen waste according to any one of claims 1 to 4, further comprising an anaerobic unit, wherein the anaerobic unit has a ninth feeding port and a fourth liquid inlet, the ninth feeding port is communicated with a fifth discharging port of the centrifuge, and the fourth liquid inlet is communicated with the third liquid outlet of the centrifuge, so that a solid residue phase of the slurry and a water phase of the slurry are fermented in the anaerobic unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210002180.1A CN114405972B (en) | 2022-01-04 | 2022-01-04 | Oil extraction treatment system for kitchen waste |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210002180.1A CN114405972B (en) | 2022-01-04 | 2022-01-04 | Oil extraction treatment system for kitchen waste |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114405972A CN114405972A (en) | 2022-04-29 |
| CN114405972B true CN114405972B (en) | 2023-04-07 |
Family
ID=81270901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210002180.1A Active CN114405972B (en) | 2022-01-04 | 2022-01-04 | Oil extraction treatment system for kitchen waste |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114405972B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204769850U (en) * | 2015-07-17 | 2015-11-18 | 蓝德环保科技集团股份有限公司 | Kitchen garbage selects separately slurrying device |
| CN205926564U (en) * | 2016-07-29 | 2017-02-08 | 上海浦东环保发展有限公司 | A complete sets that is used for kitchen garbage preliminary treatment edulcoration, proposes oil and slurrying |
| CN211888391U (en) * | 2020-03-27 | 2020-11-10 | 江苏激扬环境科技有限公司 | Kitchen waste and illegal cooking oil crushing, sorting and pulping treatment system |
| CN113733631A (en) * | 2021-08-23 | 2021-12-03 | 义乌市深能再生资源利用有限公司 | Efficient sand and impurity removing and oil extracting method and system for kitchen waste |
-
2022
- 2022-01-04 CN CN202210002180.1A patent/CN114405972B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN114405972A (en) | 2022-04-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103008327A (en) | Kitchen waste pretreatment method and equipment thereof | |
| CN102489494A (en) | Pretreating method for kitchen waste | |
| CN205907539U (en) | Be applied to hydrapulper of shoes material paperboard preparation | |
| CN106311721B (en) | A kind of kitchen garbage well sifted pulping system and pulping process | |
| CN110369070A (en) | Food waste pretreatment equipment | |
| CN110479739A (en) | A kind of intelligence kitchen garbage specification processing system and its method | |
| CN110038881A (en) | A kind of second-hand electric vehicle accumulator dismantling recyclable device | |
| CN102527693B (en) | Device for comprehensively treating waste of Chinese kitchen | |
| CN114405972B (en) | Oil extraction treatment system for kitchen waste | |
| CN216606600U (en) | Oil extraction treatment system for kitchen waste | |
| CN213701202U (en) | Kitchen waste and kitchen waste co-processing system | |
| CN113399434A (en) | Kitchen waste cooperative wet and dry anaerobic digestion treatment system and treatment method | |
| CN219817450U (en) | Sled dress formula kitchen garbage processing system | |
| CN210585144U (en) | Kitchen waste treatment equipment with dehydration compression function | |
| CN112191672A (en) | Kitchen waste and kitchen waste co-processing system and co-processing method | |
| CN101214005B (en) | Sauce slag processing method and system | |
| CN208164377U (en) | Screening separator and squeezer in a kind of camellia oleifera fruit spiral | |
| CN214639022U (en) | Anaerobic digestion treatment device for kitchen garbage | |
| CN110014018A (en) | The pretreated system of kitchen garbage | |
| CN209906729U (en) | Vibration oil separator for sesame oil processing | |
| CN209792238U (en) | Kitchen waste pretreatment system | |
| CN211613779U (en) | Restaurant garbage disposal system | |
| CN114054473A (en) | Kitchen waste full-chain resource utilization process and device | |
| CN102924615A (en) | Starch machine | |
| CN208161845U (en) | A kind of ACR semi-finished product centrifugal filter device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |