CN220461710U - Kitchen waste and kitchen waste comprehensive treatment system - Google Patents
Kitchen waste and kitchen waste comprehensive treatment system Download PDFInfo
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- CN220461710U CN220461710U CN202321973782.8U CN202321973782U CN220461710U CN 220461710 U CN220461710 U CN 220461710U CN 202321973782 U CN202321973782 U CN 202321973782U CN 220461710 U CN220461710 U CN 220461710U
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- kitchen waste
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- tank
- crusher
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- 239000010806 kitchen waste Substances 0.000 title claims abstract description 72
- 238000011282 treatment Methods 0.000 title claims abstract description 40
- 230000029087 digestion Effects 0.000 claims abstract description 24
- 239000002002 slurry Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000003860 storage Methods 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000013049 sediment Substances 0.000 claims abstract description 4
- 239000012071 phase Substances 0.000 claims description 28
- 239000007790 solid phase Substances 0.000 claims description 16
- 239000012535 impurity Substances 0.000 claims description 15
- 239000005416 organic matter Substances 0.000 claims description 13
- 239000002028 Biomass Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 239000002910 solid waste Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000007791 liquid phase Substances 0.000 claims description 6
- 239000006148 magnetic separator Substances 0.000 claims description 5
- 239000000706 filtrate Substances 0.000 claims description 4
- 239000002699 waste material Substances 0.000 abstract description 9
- 239000007787 solid Substances 0.000 description 22
- 239000003921 oil Substances 0.000 description 15
- 239000004519 grease Substances 0.000 description 9
- 238000011221 initial treatment Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 4
- 238000000855 fermentation Methods 0.000 description 4
- 230000007062 hydrolysis Effects 0.000 description 4
- 238000006460 hydrolysis reaction Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003225 biodiesel Substances 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000019688 fish Nutrition 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000021190 leftovers Nutrition 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002071 nanotube Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009270 solid waste treatment Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses a kitchen waste and kitchen waste comprehensive treatment system, and belongs to the technical field of waste treatment. The kitchen waste treatment device comprises a kitchen waste collection bin, a large material separator, a trash remover, a first crusher, a three-phase separator, an oil storage tank, an anaerobic digestion reactor, a biogas cabinet, a biogas slurry storage tank, a pulper, a second crusher, a heating tank, a buffer tank, a squeezer, a thick slurry tank, a filter press and a sand-water separator, wherein the kitchen waste collection bin, the large material separator, the first crusher, the pulper and the buffer tank are sequentially connected, and the kitchen waste collection bin, the trash remover, the second crusher and the buffer tank are sequentially connected; the buffer tank, the squeezer, the thick slurry tank and the anaerobic digestion reactor are connected in sequence; a floater outlet and a sediment outlet of the anaerobic digestion reactor are respectively connected with the filter press and the sand-water separator; the filter press is connected with the pulper, and the sand-water separator is connected with the anaerobic digestion reactor.
Description
Technical Field
The utility model belongs to the technical field of garbage disposal, and particularly relates to a kitchen garbage and kitchen garbage comprehensive treatment system.
Background
Kitchen waste is wet waste in urban waste classification, is commonly called swill-cooked dirty oil, and has the characteristics of low solid content, high grease content, low impurity content and the like. Kitchen waste is food processing leftovers (kitchen waste) and edible residues generated in catering industries such as schools, canteens, restaurants and the like, has very complex components, mainly comprises a mixture of various substances such as oil, water, pericarps, vegetables, rice and flour, fish, meat, bones, waste tableware, plastics, tissues and the like, and has the characteristics of high solid content, low grease content, complex impurity content and the like.
The kitchen waste and the kitchen waste can be comprehensively treated in the prior art, as disclosed in the patent with the application number of CN201921270984.X, an energy green circulation treatment system of a kitchen waste treatment plant comprises a primary treatment system, a methane utilization system, a waste liquid treatment system and a waste oil recovery system, wherein the primary treatment system comprises a waste oil primary treatment system and a waste water primary treatment system, the waste oil primary treatment system comprises a feeding hopper, a impurity removing machine and a metering tank, the feeding hopper is used for feeding waste water, the waste water primary treatment system comprises a feeding bin, a large-material sorting machine, a crusher and a screw pump, the feeding bin is used for feeding waste water, the metering tank is connected with the screw pump, the waste water treatment system comprises an anaerobic reactor, a denitrification reactor, an A/O pool, a membrane bioreactor and a nano tube, a wet and hot hydrolysis device, a three-phase separator and a regulating tank are sequentially connected between the primary treatment system and the waste water treatment system, the utilization system comprises a dry desulfurization tower, a boiler, a generator and a methane water boiler, and a cooling and a saturated steam is connected between the wet hydrolysis reactor and a cooling and a heating pipe.
In the prior art, kitchen waste and kitchen waste are respectively subjected to impurity removal and then sent to a wet-heat hydrolysis device for treatment, and then subjected to three-phase separation and anaerobic fermentation.
The method has the following problems:
(1) The wet-heat hydrolysis equipment has large treatment capacity and high energy consumption;
(2) The kitchen waste has complex components and low grease content, and the recycling of grease is not cost-effective;
(3) The three-phase separator has large treatment capacity, high solid content of slurry to be treated and long time for separation.
Disclosure of Invention
In order to solve the problems, the embodiment of the utility model provides a kitchen waste and kitchen waste comprehensive treatment system, which only adopts kitchen waste with high grease content to recycle grease, and has the advantages of small treatment capacity and high treatment speed of a three-phase separator, and only needs to heat the liquid phase of the kitchen waste, so that the energy consumption is low and the treatment speed is high. The solid phase of kitchen waste and kitchen waste are pretreated and then mixed to obtain slurry with proper solid content (pumping is carried out, the kitchen waste is crushed and pulped due to complex components), and the squeezed liquid is subjected to anaerobic fermentation, so that the squeezing speed is higher than that of a three-phase separator. The technical scheme is as follows:
the embodiment of the utility model provides a kitchen waste and kitchen waste comprehensive treatment system, which comprises a kitchen waste collection bin, a large-substance separator, a impurity remover, a first crusher, a three-phase separator, an oil storage tank, an anaerobic digestion reactor, a biogas tank and a biogas slurry storage tank, wherein the kitchen waste collection bin, the large-substance separator and the first crusher are sequentially connected, a gas outlet and a liquid outlet of the anaerobic digestion reactor are respectively connected with the biogas tank and the biogas slurry storage tank, and an oil phase outlet of the three-phase separator is connected with the oil storage tank; the system also comprises a pulper, a second crusher, a heating tank, a buffer tank, a squeezer, a thick slurry tank, a filter press and a sand-water separator; the liquid phase outlet, the heating tank and the three-phase separator of the kitchen waste collection bin are sequentially connected, the solid phase outlet, the impurity removing machine, the second crusher and the buffer pool of the kitchen waste collection bin are sequentially connected, the first crusher, the pulper and the buffer pool are sequentially connected, the water phase outlet and the solid phase outlet of the three-phase separator are both connected with the thick slurry pool, and the buffer pool, the squeezer, the thick slurry pool and the anaerobic digestion reactor are sequentially connected; a floater outlet of the anaerobic digestion reactor is connected with a feed inlet of the filter press, and a sediment outlet of the anaerobic digestion reactor is connected with a feed inlet of the sand-water separator; the filtrate outlet of the filter press is connected with the feed inlet of the pulper, and the water phase outlet of the sand-water separator is connected with the feed inlet of the anaerobic digestion reactor.
Further, the kitchen waste and kitchen waste comprehensive treatment system provided by the embodiment further comprises a magnetic separator, and the large-substance separator, the magnetic separator and the first crusher are sequentially connected.
Further, the integrated kitchen waste and kitchen waste treatment system provided by the embodiment further comprises an organic matter collecting bin, a heater and a biomass production device; the feed inlet of the organic matter collecting bin is connected with the solid phase outlet of the squeezer and the filter residue outlet of the filter press, and the discharge outlet of the organic matter collecting bin is connected with the feed inlet of the heater; the discharge port of the heater is connected with the feed inlet of the biomass production device.
Further, the kitchen waste and kitchen waste comprehensive treatment system provided by the embodiment further comprises a boiler, wherein a gas inlet of the boiler is connected with the biogas tank and provides heat for the heating tank and the heater.
Further, the kitchen waste and kitchen waste comprehensive treatment system provided by the embodiment further comprises a solid waste collection bin, wherein the solid waste collection bin is connected with the impurity outlet of the large-substance separator and the solid phase outlet of the sand-water separator.
Specifically, the impurity removing machine in this embodiment is a drum screen, the squeezer is a screw squeezer, and the pulper is a hydraulic pulper.
The technical scheme provided by the embodiment of the utility model has the beneficial effects that: the embodiment of the utility model provides a kitchen waste and kitchen waste comprehensive treatment system, which only adopts kitchen waste with high grease content to recycle grease, and a three-phase separator has small treatment capacity and high treatment speed, only needs to heat the liquid phase of the kitchen waste, and has low energy consumption and high treatment speed. The solid phase of kitchen waste and kitchen waste are pretreated and then mixed to obtain slurry with proper solid content (pumping is carried out, the kitchen waste is crushed and pulped due to complex components), and the squeezed liquid is subjected to anaerobic fermentation, so that the squeezing speed is higher than that of a three-phase separator. In addition, the biomass particle can be prepared after a large amount of solid phase products (high organic matter content) are dried (because the energy consumption of a heating tank is reduced and a large amount of surplus energy is supplied for a heater) and the biomass particle has the advantage of low solid waste yield. In addition, the system controls the solid content in the garbage treatment process so as to be convenient for conveying and suitable for treatment in various processes.
Drawings
Fig. 1 is a schematic block diagram of a comprehensive kitchen waste and kitchen waste treatment system according to an embodiment of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.
Referring to fig. 1, the embodiment of the utility model provides a kitchen waste and kitchen waste comprehensive treatment system, which comprises a kitchen waste collection bin, a large material separator, a magnetic separator, a pulper, a trash remover, a first crusher, a second crusher, a three-phase separator, a heating tank, an oil storage tank, a buffer tank, a squeezer, a thick slurry tank, an anaerobic digestion reactor, a biogas tank, a biogas slurry storage tank, a filter press, a sand-water separator, an organic matter collection bin, a heater (used with a biomass production device), a biomass production device (with a conventional structure), a boiler, a solid waste collection bin and the like. The kitchen waste collection bin is used for collecting kitchen waste, and the solid content is 33%. The kitchen waste collection bin is used for collecting kitchen waste, and the solid content is 12%. Kitchen garbage collects storehouse, big material sorter, magnet separator (select metal impurity), first breaker, pulper (the raw materials solid content of handling is high, needs to add the filtrate of pressure filter in order to guarantee pulping effect) and buffer pool connect gradually (can obtain the ground paste that solid content is 22%), and kitchen garbage collects solid phase export in storehouse, edulcoration machine, second breaker and buffer pool connect gradually (obtain the ground paste that solid content is 21%), then kitchen garbage and kitchen garbage handle the back to the solid content of buffer pool department be little. The liquid phase outlet (outputting liquid with 21% solid content and high grease content), the heating tank and the three-phase separator are connected in sequence. The buffer tank, the squeezer, the thick slurry tank and the anaerobic digestion reactor are connected in sequence (the slurry with 17 percent of solid content is obtained, and the anaerobic digestion reactor is suitable for anaerobic fermentation). The floater outlet (arranged at the upper part and is an overflow port) of the anaerobic digestion reactor is connected with the feed inlet of the filter press, the sediment outlet (arranged at the bottom) of the anaerobic digestion reactor is connected with the feed inlet of the sand-water separator, the gas outlet (arranged at the top) of the anaerobic digestion reactor is connected with the biogas tank, and the liquid outlet (arranged at the lower part and used for outputting liquid with 6% of solid content and low solid and waste content and can be sent to a sewage treatment system for treatment) of the anaerobic digestion reactor is connected with the biogas slurry storage tank. The water phase outlet and the solid phase outlet of the three-phase separator are both connected with the thick slurry tank, and the oil phase outlet of the three-phase separator is connected with the oil storage tank. The filtrate outlet of the filter press is connected with the feed inlet of the pulper (outputting liquid with solid content of 5%), and the filter residue outlet is connected with the feed inlet of the organic matter collecting bin (outputting solid with solid content of 37%, wherein the organic matter content is high). The water phase outlet of the sand-water separator is connected with the feed inlet of the anaerobic digestion reactor, and the solid phase outlet of the sand-water separator is connected with the feed inlet of the solid waste collection bin. The solid phase outlet of the squeezer is connected with the feed inlet of the organic matter collecting bin (the output solid content is 34% of solid, the solid content is high, the organic matter content is moderate), and the organic matter collecting bin, the heater and the biomass production device are connected in sequence. The impurity outlet of the large-material separator is connected with the feed inlet of the solid waste collection bin. The gas inlet of the boiler is connected with the biogas tank and provides heat for the heating tank and the heater.
The oil recovered by the oil storage tank can be used as industrial oil raw materials or biodiesel oil production, the solid waste collected by the solid waste collection bin is sent to a solid waste treatment plant for treatment (landfill, incineration and the like), and the biogas slurry of the biogas slurry storage tank is sent to a sewage treatment system for treatment.
Specifically, the impurity removing machine in this embodiment is a drum screen (the impurity removing requirement is low), the squeezer is a screw squeezer (having a certain pulverizing and mixing function), and the pulper is a hydropulper.
The structures in this embodiment adopt corresponding conveying modes according to the states (solid phase, gas phase and liquid phase) of the substances, including but not limited to conveying belts, pipelines, chute, groove, screw conveyor, bucket elevator and the like, and pumps, valves, flow meters, fans and the like are arranged on the pipelines according to requirements.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (6)
1. The kitchen waste and kitchen waste comprehensive treatment system comprises a kitchen waste collection bin, a large material separator, a trash remover, a first crusher, a three-phase separator, an oil storage tank, an anaerobic digestion reactor, a biogas tank and a biogas slurry storage tank, wherein the kitchen waste collection bin, the large material separator and the first crusher are sequentially connected, a gas outlet and a liquid outlet of the anaerobic digestion reactor are respectively connected with the biogas tank and the biogas slurry storage tank, and an oil phase outlet of the three-phase separator is connected with the oil storage tank; the system is characterized by further comprising a pulper, a second crusher, a heating tank, a buffer tank, a squeezer, a thick slurry tank, a filter press and a sand-water separator; the liquid phase outlet, the heating tank and the three-phase separator of the kitchen waste collection bin are sequentially connected, the solid phase outlet, the impurity removing machine, the second crusher and the buffer pool of the kitchen waste collection bin are sequentially connected, the first crusher, the pulper and the buffer pool are sequentially connected, the water phase outlet and the solid phase outlet of the three-phase separator are both connected with the thick slurry pool, and the buffer pool, the squeezer, the thick slurry pool and the anaerobic digestion reactor are sequentially connected; a floater outlet of the anaerobic digestion reactor is connected with a feed inlet of the filter press, and a sediment outlet of the anaerobic digestion reactor is connected with a feed inlet of the sand-water separator; the filtrate outlet of the filter press is connected with the feed inlet of the pulper, and the water phase outlet of the sand-water separator is connected with the feed inlet of the anaerobic digestion reactor.
2. The integrated kitchen waste and kitchen waste treatment system according to claim 1, further comprising a magnetic separator, wherein the large material separator, the magnetic separator and the first crusher are connected in sequence.
3. The integrated kitchen waste and kitchen waste treatment system according to claim 1, further comprising an organic matter collection bin, a heater and a biomass production device; the feed inlet of the organic matter collecting bin is connected with the solid phase outlet of the squeezer and the filter residue outlet of the filter press, and the discharge outlet of the organic matter collecting bin is connected with the feed inlet of the heater; the discharge port of the heater is connected with the feed inlet of the biomass production device.
4. A kitchen waste and kitchen waste integrated treatment system according to claim 3, further comprising a boiler, the gas inlet of which is connected to the biogas tank and which provides heat to the heating tank and the heater.
5. The integrated kitchen waste and kitchen waste treatment system according to claim 1, further comprising a solid waste collection bin connected to the impurity outlet of the large material separator and the solid phase outlet of the grit-water separator.
6. The integrated kitchen waste and kitchen waste treatment system according to claim 1, wherein the impurity removing machine is a drum screen, the squeezer is a screw squeezer, and the pulper is a hydropulper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321973782.8U CN220461710U (en) | 2023-07-26 | 2023-07-26 | Kitchen waste and kitchen waste comprehensive treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321973782.8U CN220461710U (en) | 2023-07-26 | 2023-07-26 | Kitchen waste and kitchen waste comprehensive treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220461710U true CN220461710U (en) | 2024-02-09 |
Family
ID=89778707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321973782.8U Active CN220461710U (en) | 2023-07-26 | 2023-07-26 | Kitchen waste and kitchen waste comprehensive treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220461710U (en) |
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2023
- 2023-07-26 CN CN202321973782.8U patent/CN220461710U/en active Active
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