CN202762722U - Kitchen waste disposal system - Google Patents

Kitchen waste disposal system Download PDF

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Publication number
CN202762722U
CN202762722U CN 201220456735 CN201220456735U CN202762722U CN 202762722 U CN202762722 U CN 202762722U CN 201220456735 CN201220456735 CN 201220456735 CN 201220456735 U CN201220456735 U CN 201220456735U CN 202762722 U CN202762722 U CN 202762722U
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CN
China
Prior art keywords
subsystem
solid
temperature sterilization
water
liquid
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Expired - Fee Related
Application number
CN 201220456735
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Chinese (zh)
Inventor
蒋丽娟
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SOUND ENVIRONMENTAL RESOURCES CO Ltd
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SOUND ENVIRONMENTAL RESOURCES CO Ltd
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Priority to CN 201220456735 priority Critical patent/CN202762722U/en
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Publication of CN202762722U publication Critical patent/CN202762722U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model provides a kitchen waste disposal system and belongs to the field of garbage disposal. The system comprises a screening and impurity removing subsystem, a high temperature sterilization subsystem, a solid-liquid separation subsystem and an oil-water separation subsystem, the screening and impurity removing subsystem for receiving the disposed kitchen waste is sequentially connected with the high temperature sterilization subsystem, the solid-liquid separation subsystem and the oil-water separation subsystem, and an oil and fat outlet for discharging oil and fat and a waste water outlet for discharging waste water are arranged on the oil-water separation subsystem. The kitchen waste disposal system is simple in structure, high in operating efficiency, low in cost and capable of effectively disposing the kitchen waste.

Description

Restaurant garbage treating system
Technical field
The utility model relates to the refuse disposal installation field, particularly a kind of restaurant garbage treating system.
Background technology
Changing food waste not yet carries out standardized management in a lot of cities at present, and easily multiply and attract the insects such as mosquito, fly, mouse, cockroach, the infectivity disease, the harm people's is healthy.Changing food waste easily produces bad smell, causes the dislike on people's sense organ; Most importantly the rubbish of urban catering enterprise is many is collected by the raiser, directly uses as breeding feed, and the unprocessed human foods chain that enters of rubbish jeopardizes the healthy of the people; Waste oil also is collected again to refine simultaneously becomes cheap edible oil, again circulation on market, and the harm people's is healthy.
Present domestic changing food waste treatment process still is in the exploratory stage; certain large-scale production practice had all been carried out to various treatment process technology in various places in recent years; but because the changing food waste collection process is lack of standardization; wide material sources; cause the changing food waste impurity content high; front sorting difficulty; and bring problems for the stable operation of subsequent treatment process; so that being at present mostly, domestic meal kitchen project stagnates and constantly transforms state; how providing a kind of safely and fast to the device of changing food waste emergency processing, is the problem that needs solution.
The utility model content
The purpose of this utility model provides a kind of restaurant garbage treating system, can solve at present can't be safely and fast to the problem of changing food waste emergency processing.
The purpose of this utility model is achieved through the following technical solutions:
The utility model embodiment provides a kind of restaurant garbage treating system, comprising:
Screening removal of impurities subsystem, high-temperature sterilization subsystem, Separation of Solid and Liquid subsystem and water-oil separating subsystem;
The described screening removal of impurities subsystem that receives the changing food waste of processing is connected with described high-temperature sterilization subsystem, Separation of Solid and Liquid subsystem and water-oil separating subsystem successively;
Described water-oil separating subsystem is provided with the grease outlet of discharging grease and the wastewater outlet of discharging waste water.
Can be found out by the above-mentioned technical scheme that provides, the restaurant garbage treating system that the utility model embodiment provides, cooperate by screening removal of impurities subsystem, high-temperature sterilization subsystem, Separation of Solid and Liquid subsystem and the water-oil separating subsystem that connects successively, can be at lower cost, efficiently changing food waste is effectively processed.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, the accompanying drawing of required use was done to introduce simply during the below will describe embodiment, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skill in the art, under the prerequisite of not paying creative work, can also obtain other accompanying drawings according to these accompanying drawings.
The schematic diagram of the restaurant garbage treating system that Fig. 1 provides for the utility model embodiment;
Each label is among the figure: 1-changing food waste collecting cart; 2-shakes grid; 3-garbage feeding pond; The airtight screw conveyor of 4-; 5-high-temperature sterilization tank; The 6-agitating device; 7-the second airtight screw conveyor; The 8-solid-liquid separating equipment; The 9-collecting tank; The 10-screw pump; The 11-centrifuge; The 12-oily water separating equipment.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on embodiment of the present utility model, those of ordinary skills belong to protection domain of the present utility model not making the every other embodiment that obtains under the creative work prerequisite.
Below in conjunction with accompanying drawing the utility model embodiment is described in further detail.
The utility model embodiment provides a kind of restaurant garbage treating system, and as shown in Figure 1, this system comprises: screening removal of impurities subsystem, high-temperature sterilization subsystem, Separation of Solid and Liquid subsystem and water-oil separating subsystem;
Wherein, the described screening removal of impurities subsystem of the reception changing food waste of processing is connected with described high-temperature sterilization subsystem, Separation of Solid and Liquid subsystem and water-oil separating subsystem successively;
Described water-oil separating subsystem is provided with the grease outlet of discharging grease and the wastewater outlet of discharging waste water.
In the above-mentioned treatment system, screening removal of impurities subsystem comprises: vibrations grid 2, garbage feeding pond 3 and the airtight screw conveyor 4 of removing bulk materials;
Wherein, the vibrations grid of removing bulk materials is arranged in the described garbage feeding pond 3, is arranged on the opening part that described garbage feeding pond 3 receives the changing food waste of processing;
Airtight screw conveyor 4 feed ends are arranged on 3 bottoms, described garbage feeding pond, are arranged on the below of described vibrations grid 2 discharging openings, and airtight screw conveyor 4 discharge ends are used for being connected with described high-temperature sterilization subsystem.
Vibrations grid 2 in the above-mentioned screening removal of impurities subsystem is provided with bag breaking cutter, screen cloth and rake teeth, screen cloth spacing≤150mm in the vibrations grid 2.In the above-mentioned treatment system, the high-temperature sterilization subsystem comprises: high-temperature sterilization tank 5, agitating device 6 and the second airtight screw conveyor 7;
Wherein, high-temperature sterilization tank 5 is interior to arrange described agitating device 6, and high-temperature sterilization tank 5 upper ends are provided be used to the material inlet that connects described screening removal of impurities subsystem, and high-temperature sterilization tank 5 bottoms are provided with material outlet;
The feed end of the second airtight screw conveyor 7 is connected with the material outlet of described high-temperature sterilization tank 5; The discharge end of the second airtight screw conveyor 7 is connected with described Separation of Solid and Liquid subsystem.High-temperature sterilization tank 5 wherein can adopt the vapor tight tank that can carry out the high temperature and high pressure steam heating.
In the above-mentioned treatment system, the Separation of Solid and Liquid subsystem comprises: solid-liquid separating equipment 8 and collecting tank 9;
Wherein, solid-liquid separating equipment 8 is connected with described collecting tank 9.
In the above-mentioned treatment system, solid-liquid separating equipment 8 adopts screw extruder, and screw extruder is provided with as the speed governing type motor that drives usefulness.
In the above-mentioned treatment system, the water-oil separating subsystem comprises: screw pump 10, centrifuge 11 and oily water separating equipment 12;
Wherein, the charging aperture of screw pump 10 is used for connecting the Separation of Solid and Liquid subsystem;
Screw pump 10 is connected with oily water separating equipment with centrifuge 11 successively and is connected;
Oily water separating equipment 12 is provided with the grease outlet B that discharges grease and the wastewater outlet C that discharges waste water.
Above-mentioned set meal kitchen refuse disposal system is processed changing food waste and be may further comprise the steps:
(1) at first original changing food waste is poured in the garbage feeding pond, this system possesses preliminary broken bag and Leachate Collecting System simultaneously, and the material after the broken bag enters the bulk noncombustibility separation system;
In the above-mentioned steps 1, tilting closed conveying machine is adopted in the conveying of changing food waste, plays preliminary water filtering function, and is equipped with into bag breaking cutter, can play the effect of broken bag.
(2) changing food waste is removed bulk materials through preliminary screening, this device is with screen cloth and rake teeth, screen cloth spacing≤150mm, this step is with the convenient conveying that realizes material and reduce abrasion to follow-up equipment, and the bulk materials that sieves out transports the refuse landfill landfill to and disposes;
In the above-mentioned steps 2, the main object of removal is 〉=inorganic impurity such as the broken bowl of broken dish of 150mm, and beer bottle, kitchen knife and metalic tableware etc.
(3) material after will sieving carries out high-temperature sterilization, utilizes high temperature to make the protein of microorganism and enzyme solidifies or sex change and death, makes in the time of sterilization to become free water in conjunction with the water major part in the material, is beneficial to next step Separation of Solid and Liquid;
In the above-mentioned steps 3, the Preliminary design heating-up temperature is 70 ℃, heat time heating time 30min.
(4) liquid material carries out water-oil separating after the Separation of Solid and Liquid, reclaims animal and plant fat wherein, and isolated grease can be used as raw materials for production or the industrial chemicals (can produce lubricated wet goods) of biodiesel; Because the changing food waste disposal site generally all has sewage disposal system, isolated waste water can enter the on-site sewage disposal system.
In the above-mentioned steps 4, solid-liquid separating machine, pressure limit 15-21Mpa, oil-water separator, revolution 6000-7000r/min.
(5) solid material that goes out of Separation of Solid and Liquid directly burns or compost treatment.
Above-mentioned steps all adopts airtight helical feed, prevents that the leakage of material from polluting plant environment, and adopts the negative-pressure dense closed system in the unit, prevents the foul smell diffusion.
This restaurant garbage treating system, process route is short, and operating cost is low, and innoxious degree is high, and fault and emergency disposal for changing food waste technique provide equipment guarantee and technical support.
The treatment system that the present embodiment provides, mainly be lack of standardization for present changing food waste collection process, wide material sources, cause the changing food waste impurity content high, front sorting difficulty, and for the stable operation of subsequent treatment process brings problems,, domestic meal kitchen project stagnates and the series of problems such as transformation state constantly the restaurant garbage treating system of formation so that being at present mostly.This system cooperates by screening removal of impurities subsystem, high-temperature sterilization subsystem, Separation of Solid and Liquid subsystem and the water-oil separating subsystem that connects successively, bulk inorganic impurity in the changing food waste tentatively can be sorted out, and efficiently remove grease, the maximum that realizes resource reclaims, make the solid matter landfill, and liquid substance enters water treatment system, thereby eliminates the environment hidden danger that changing food waste brings.
Below in conjunction with Fig. 1 and processing procedure above-mentioned treatment system is described in further detail.
As shown in Figure 1, the technique of this restaurant garbage treating system processing changing food waste mainly may further comprise the steps:
Step 1: the screening removal of impurities: the original changing food waste that changing food waste collecting cart 1 will be collected pours in the garbage feeding pond 3, for guaranteeing conveying and the operation of system's continous-stable, and reduction is to the abrasion of follow-up equipment, be furnished with vibrations grid 2 in the garbage feeding pond 3, this equipment is equipped with bag breaking cutter simultaneously, and with screen cloth and rake teeth, screen cloth spacing≤150mm, this step is mainly removed the bulk impurity that object is diameter 〉=150mm, comprise the broken bowl of broken dish, and beer bottle, kitchen knife and metalic tableware etc., clearance 99%; The bulk materials that sieves out transports the refuse landfill landfill to and disposes;
Step 2: high-temperature sterilization: mass transport enters high-temperature sterilization tank 5 after the removal of impurities, use the airtight screw conveyor 4 that tilts to carry by garbage feeding pond 3 to high-temperature sterilization tank 5, this tilts to carry also has preliminary fragmentation and water filtering function, 3 bottoms, garbage feeding pond are provided with the leachate collecting pond, and this supplying step can make the moisture content of changing food waste be down to below 80%; High-temperature sterilization tank 5 is airtight, high temperature and high pressure steam heating tank, contains agitating device 6, and heating-up temperature is 50~80 ℃; Utilize high temperature to make the protein of microorganism and enzyme solidifies or sex change and death, and keep 30min, make bactericidal effect obviously thorough;
Step 3: Separation of Solid and Liquid: the heating discharging enters solid-liquid separating equipment 8 by the second airtight screw conveyor 7 closed conveying, solid-liquid separating equipment 8 can adopt screw extruder, this machine is furnished with adjustable varying-speed motor, after motor rotation is normal, material evenly adds from material feeding box, the material that advances behind the machine advances under the spiral rotating blade promotes vertically, the effect of the pitch that material is changed in the process of advancing and adjusting plate washer, form huge extruding force, make material carry out under external force mechanical dehydration, moisture content is discharged at water outlet by screen cloth, and the solid material A after the dehydration discharges at the feed box place; Dewatering efficiency to 70~80%, wherein liquid enters collecting tank 9;
Step 4: water-oil separating: collecting tank 9 interior water oil mixtures are delivered to follow-up solid-liquid centrifuge 11 and oily water separating equipment 12 by screw pump 10, make oil recovery efficient 〉=90%; Liquid after the water-oil separating enters the sewage treatment facility of on-site.The solid material A that Separation of Solid and Liquid goes out directly burns or compost treatment; Thus, this technique can make meal kitchen project main process when breaking down or shut down, and ensures the harmless treatment of changing food waste.
The system that the present embodiment provides is applicable to processing project to some day outputs less than the small-scale changing food waste of 50t/d, and this system can also replace traditional anaerobism and fodder PROCESS FOR TREATMENT changing food waste.
The above; it only is the better specific embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.

Claims (8)

1. a restaurant garbage treating system is characterized in that, comprising:
Screening removal of impurities subsystem, high-temperature sterilization subsystem, Separation of Solid and Liquid subsystem and water-oil separating subsystem;
The described screening removal of impurities subsystem that receives the changing food waste of processing is connected with described high-temperature sterilization subsystem, Separation of Solid and Liquid subsystem and water-oil separating subsystem successively;
Described water-oil separating subsystem is provided with the grease outlet of discharging grease and the wastewater outlet of discharging waste water.
2. the system as claimed in claim 1 is characterized in that, described screening removal of impurities subsystem comprises:
Vibrations grid, garbage feeding pond and airtight screw conveyor; Wherein,
Described vibrations grid is arranged on described garbage feeding pond, is arranged on the opening part that described garbage feeding pond receives the changing food waste of processing;
Described airtight screw conveyor feed end is arranged on bottom, described garbage feeding pond, is arranged on the below of described vibrations grid discharging opening, and airtight screw conveyor discharge end is used for being connected with described high-temperature sterilization subsystem.
3. system as claimed in claim 2 is characterized in that, is provided with bag breaking cutter, screen cloth and rake teeth in the described vibrations grid, screen cloth spacing≤150mm.
4. the system as claimed in claim 1 is characterized in that, described high-temperature sterilization subsystem comprises:
High-temperature sterilization tank, agitating device and the second airtight screw conveyor; Wherein,
In the described high-temperature sterilization tank described agitating device is set, high-temperature sterilization tank upper end is provided be used to the material inlet that connects described screening removal of impurities subsystem, and the high-temperature sterilization pot bottom is provided with material outlet;
The feed end of described the second airtight screw conveyor is connected with the material outlet of described high-temperature sterilization tank; The discharge end of the second airtight screw conveyor is connected with described Separation of Solid and Liquid subsystem.
5. system as claimed in claim 4 is characterized in that, described high-temperature sterilization tank is for carrying out the vapor tight tank of high temperature and high pressure steam heating.
6. the system as claimed in claim 1 is characterized in that, described Separation of Solid and Liquid subsystem comprises:
Solid-liquid separating equipment and collecting tank; Wherein,
Described solid-liquid separating equipment is connected with described collecting tank.
7. system as claimed in claim 6 is characterized in that, described solid-liquid separating equipment adopts screw extruder, and screw extruder is provided with as the speed governing type motor that drives usefulness.
8. the system as claimed in claim 1 is characterized in that, described water-oil separating subsystem comprises:
Screw pump, centrifuge and oily water separating equipment; Wherein,
The charging aperture of described screw pump is used for connecting the Separation of Solid and Liquid subsystem;
Described screw pump is connected with oily water separating equipment with centrifuge successively;
Described oily water separating equipment is provided with the grease outlet of discharging grease and the wastewater outlet of discharging waste water.
CN 201220456735 2012-09-07 2012-09-07 Kitchen waste disposal system Expired - Fee Related CN202762722U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220456735 CN202762722U (en) 2012-09-07 2012-09-07 Kitchen waste disposal system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220456735 CN202762722U (en) 2012-09-07 2012-09-07 Kitchen waste disposal system

Publications (1)

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CN202762722U true CN202762722U (en) 2013-03-06

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103624068A (en) * 2013-11-07 2014-03-12 中国电器科学研究院有限公司 Separate collection method for kitchen waste
CN104341176A (en) * 2014-10-20 2015-02-11 广西华兴食品有限公司 Poultry manure treatment device
CN104385666A (en) * 2014-09-03 2015-03-04 嘉善圣莱斯绒业有限公司 Material forming device
CN105598122A (en) * 2015-12-22 2016-05-25 中国城市建设研究院有限公司 Full-automatic pretreatment system and method for waste kitchen grease
CN106179726A (en) * 2016-08-31 2016-12-07 宜兴市欧亚华都环境工程有限公司 A kind of Gravity Separation assembly being applied to changing food waste
CN106311721A (en) * 2016-08-30 2017-01-11 无锡马盛环境能源科技有限公司 Food and kitchen waste complete-screening pulping system and pulping technique

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103624068A (en) * 2013-11-07 2014-03-12 中国电器科学研究院有限公司 Separate collection method for kitchen waste
CN104385666A (en) * 2014-09-03 2015-03-04 嘉善圣莱斯绒业有限公司 Material forming device
CN104385666B (en) * 2014-09-03 2016-02-17 嘉善圣莱斯绒业有限公司 Material forming treating apparatus
CN104341176A (en) * 2014-10-20 2015-02-11 广西华兴食品有限公司 Poultry manure treatment device
CN105598122A (en) * 2015-12-22 2016-05-25 中国城市建设研究院有限公司 Full-automatic pretreatment system and method for waste kitchen grease
CN106311721A (en) * 2016-08-30 2017-01-11 无锡马盛环境能源科技有限公司 Food and kitchen waste complete-screening pulping system and pulping technique
CN106179726A (en) * 2016-08-31 2016-12-07 宜兴市欧亚华都环境工程有限公司 A kind of Gravity Separation assembly being applied to changing food waste

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20130306

Termination date: 20190907