CN201823742U - Kitchen rubbish pretreatment equipment - Google Patents

Kitchen rubbish pretreatment equipment Download PDF

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Publication number
CN201823742U
CN201823742U CN2010202877231U CN201020287723U CN201823742U CN 201823742 U CN201823742 U CN 201823742U CN 2010202877231 U CN2010202877231 U CN 2010202877231U CN 201020287723 U CN201020287723 U CN 201020287723U CN 201823742 U CN201823742 U CN 201823742U
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CN
China
Prior art keywords
tank body
food waste
changing food
oil bath
tank
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Expired - Lifetime
Application number
CN2010202877231U
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Chinese (zh)
Inventor
王小韦
赵克
张晨光
何亮
陈芳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Environment Engineering Technology Co., Ltd.
Original Assignee
Beijing Sanitation Group Environmental Research Development Co Ltd
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Priority to CN2010202877231U priority Critical patent/CN201823742U/en
Application granted granted Critical
Publication of CN201823742U publication Critical patent/CN201823742U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to kitchen rubbish pretreatment equipment, which comprises a supporting base, a pulping tank and an oil bath box, wherein the oil bath box is erected at the upper part of the supporting base, the interior of the oil bath box is provided with a heating device, the lower part of the pulping tank is fixedly arranged in the oil bath box, the pulping tank comprises a tank body and a cover body, the cover body covers on the upper part of the tank body, the upper part of the cover body is provided with a material inlet, the top of the cover body is provided with a mixing motor, a mixing rod arranged at the lower part of the mixing motor is extended in the tank body, the tank is internally and fixedly provided with a cylindrical screen, a certain interval is transversally arranged between the outer wall of the screen and the inner wall of the tank, and the lower part of the tank body is provided with a material outlet and a slug outlet. The kitchen rubbish pretreatment equipment has simple structure, is convenient to operate, can effectively segregate the oil, organic pulp liquid and inorganic impurities in the kitchen rubbish, has small size, low cost and better social and economic values, and is suitable to be widely popularized and used.

Description

The changing food waste pre-processing device
Technical field
The utility model relates to a kind of refuse treatment plant, specifically relates to a kind of changing food waste pre-processing device.
Background technology
Changing food waste is commonly called as hogwash, is the sanitary waste that the resident forms in the personal consumption process.The changing food waste main component comprises rice and flours food residues, vegetables, vegetable and animals oils, meat bone etc., on chemical composition, starch, cellulose, protein, lipid and inorganic salts is arranged.Its main feature is that content of organics is abundant, moisture is high, perishable, and its proterties and smell all can make a very bad impression to environmental sanitation, and grow pathogenic microorganism easily, harmful substance such as mycotoxin.
A very long time in past, China did not have special administrative provisions to changing food waste.Some changing food waste does not feed pigs with not adding processing, or is reclaimed refinement waste grease (waste oil) by illegal retailer, or with common house refuse landfill.Changing food waste may contain multiple germ, and unprocessed directly raising livestock and poultry can bring harm to health by the accumulation of livestock and poultry vivotoxin, harmful substance, thereby cause the cross infection between the people and animals.Contain noxious materials such as aflatoxins, benzene in " waste oil ", get back to people's dining table through illegal approach, the human consumption meeting causes the generation of chronic disease even carcinogenic, and people healthy caused great harm.Simultaneously, changing food waste very easily rots, and can produce the bad impression that makes the people be difficult to accept, as penetrating odor.And leftovers soup in the changing food waste that catering industry produces, puke content are very big, collecting, leaking in transit easily, influence urban environment.Changing food waste can cause phreatic severe contamination directly by landfill disposal.
But changing food waste includes a large amount of nutriments, and main component is grease and protein, and alternative corn, fish meal, dregs of beans etc. are processed into the high energy protein high-quality feed, also are the suitable raw materials of producing biodiesel.Press dry matter content and calculate, 5,000 ten thousand tons of changing food wastes are equivalent to 5,000,000 tons high-quality feed, and the energy that includes is equivalent to the energy quantum of output in annual 1000 ten thousand mu of arable lands, and the protein that includes is equivalent to the protein quantum of output of annual 2000 ten thousand mu of soybean.That is to say,, be equivalent to save 1,000 ten thousand mu of arable lands if the changing food waste of 1 year output of China is all utilized.
At present, the pre-treatment to changing food waste mainly is employing Mechanical Crushing, sorting then, pulls an oar and spare matter, de-oiling, at last as feed or producing methane through anaerobic fermentation.The equipment that pre-treatment is used is generally streamline, is made up of rotary screen, magnetic separator, disintegrating machine, making beating mixing pit etc., and equipment room is connected with belt feeder or conveying worm.Not only occupation area of equipment is huge for these, and cost is too high.And the material component in the changing food waste is very complicated, and organic and inanimate matter can twine and adhere to each other usually, and the distributing of foul gas in the processing procedure can be brought negative effect to operating personnel's health.In addition, adopt this mode to handle, be unable to do without artificial separation, the efficiency of separation is not high, and work under bad environment, automaticity are not high, easily causes great number of organic matters to run off.And need to adopt independent oil removing facility, inefficiency, when as producing methane through anaerobic fermentation, the grease of not getting rid of is accumulated in follow-up fermentation tank, will suppress the generation of biogas, produces " crust " phenomenon.
Summary of the invention
At the defective of prior art, the purpose of this utility model provides a kind of changing food waste pre-processing device simple in structure, easy to use.
For reaching above-mentioned purpose, the utility model has adopted following technical scheme:
A kind of changing food waste pre-processing device comprises bearing, making beating jar and oil bath case, and the inner oil bath tank tower that heater is installed is located at the top of bearing, and a making beating jar bottom is fixedly installed in the oil bath case; The making beating jar is made up of tank body and lid, cover cap is located at the top of tank body, a charging aperture is offered on the top of lid, a stirring motor is installed at the top of lid, the puddler that is installed in the stirring motor bottom stretches into the inside of tank body, and the changing food waste of under the drive of stirring motor tank interior being deposited stirs; Fixed installation one cylindrical screen in the tank body, the bottom of inner tank wall is fixed in the bottom of screen cloth, outwards extending and be fixed on the upper edge of tank body in its top, laterally is provided with certain interval between the outer wall of screen cloth and the inner tank wall, and a discharging opening and a slag notch are offered in the tank body bottom.
The utility model also can further be realized by the following technical programs:
Described changing food waste pre-processing device, wherein, described discharging opening is arranged in the interval of screen cloth and tank body, slag notch be arranged at tank body under, be positioned at the bottom of screen cloth.
Described changing food waste pre-processing device, wherein, the top of described oil bath case offers the conduction oil inlet, and the conduction oil outlet is offered in the bottom.
Described changing food waste pre-processing device wherein, is offered an instrument installing port on the lid of described making beating jar.
Described changing food waste pre-processing device, wherein, described heater is installed on oil bath case bottom.
Described changing food waste pre-processing device, wherein, described heater is a heating rod, and the heating rod socket that is intervally arranged more than 2 is offered in described oil bath case bottom, and heating rod heats in the heating rod socket inserts the oil bath case.
Described changing food waste pre-processing device, wherein, described heating rod socket is 12.
Described changing food waste pre-processing device, wherein, an oil-out is offered on described tank body top.
During concrete the use, earlier polybag in the changing food waste and the simple artificial screening of bulk heavy seeds are come out, changing food waste after will screening is again sent into the changing food waste pre-processing device from charging aperture, make rubbish concentration reach 8-12%, open stirring motor then and stir, stir and will easily biochemical organic matter smash after stop.Simultaneously the outer oil bath case of tank body is heated, under the condition of oil bath heating, make and keep 120~150 ℃ temperature and certain pressure in the tank body, because the density of grease is littler than water, under the state of high temperature, grease floats to the surface of liquid, thereby the segregation from the material of meal kitchen of the grease in the material is come out, and realizes water-oil separating.Because the filtration of screen cloth can be separated inorganic impurity and grease, organic slurries.About 45 minutes, open the discharging opening of tank body bottom, material slurries such as the grease that mixes, organic slurries are all discharged, carry out water-oil separating then.Also can offer special oil-out on tank body top, grease is discharged from oil-out, organic slurries are then discharged from discharging opening.Discharge the grease that boiling goes out, recovery can be made other raw material of industry and use.Open the discharging valve below the tank body afterwards again, the organic slurries that eject can enter in the postorder fermentation tank anaerobic digestion methane production or as other recycling treatment mode, and the inorganic impurity in staying jar can periodically be cleared up.
Owing to adopted technique scheme, changing food waste pre-processing device of the present utility model possesses following technique effect:
1, changing food waste pre-processing device of the present utility model, traditional pretreatment procedure is integrated, by pre-processing device the grease in the changing food waste, organic slurries and inorganic impurity are effectively separated, effectively reduce loss organic in the changing food waste, water-oil separating, the rate of recovery of raising grease;
2, changing food waste pre-processing device of the present utility model is promptly sent into after the changing food waste simple process and is carried out pre-treatment in the sealed shell of tank, and materials such as the oil of separating, liquid can directly use as raw material, need not artificial separation, are more conducive to the healthy of operator;
3, changing food waste pre-processing device of the present utility model is effectively separated organic slurries and grease, helps follow-up anaerobic fermentation more and handles or other recycling treatment mode, can effectively avoid " crust " phenomenon in the fermentation tank running;
4, changing food waste pre-processing device of the present utility model, the integral device volume is little, and floor space is little, saves cost, has improved social benefit and economic benefit effectively.
Description of drawings
Fig. 1 is the structural representation of the utility model changing food waste pre-processing device.
The specific embodiment
1 describe the utility model in detail in detail in conjunction with the accompanying drawings below.
A kind of changing food waste pre-processing device comprises bearing 1, making beating jar 2 and oil bath case 3, and oil bath case 3 is set up in bearing top, and making beating jar 2 is fixedly installed in the oil bath case 3.Making beating jars 2 is made up of tank body 21 and lid 22, lid 22 is covered on the top of tank body 21, a charging aperture 4 is offered on the top of lid 22, a stirring motor 3 is installed at the top of lid 22, the puddler 31 that is installed in the stirring motor bottom stretches into the inside of tank body 21, and the changing food waste to tank body 1 internal storage stirs under the drive of stirring motor 3.Fixed installation one cylindrical screen 5 in the tank body 21, the bottom of tank body 21 is fixed in the bottom of screen cloth 5, and outwards extending and be fixed on the upper edge of tank body 1 in its top, laterally is provided with certain interval between the outer wall of screen cloth and the inner tank wall.To directly send in the cylinder of cylindrical screen 2 from the changing food waste that charging aperture 4 is sent into.A discharging opening 6 and a slag notch 7 are offered in tank body 21 bottoms.Wherein discharging opening 6 is arranged in the interval of screen cloth 2 and tank body 1, slag notch 7 be arranged at tank body 1 under, be positioned at the bottom of screen cloth 2.
Heating oil-in 8 is offered on the top of oil bath case 2, the bottom is offered and is added hot oil outlet 9, a plurality of heating rod sockets are offered in the bottom of oil bath case 2, installing heating tube 11/12 in the socket, can 12 heating rod sockets be set at interval around whole tank base, by electric energy conduction oil is evenly heated, reach the effect of oil bath.
Also can offer an instrument installing port 10 as standby socket on the lid 22 of making beating jar 2, be used for installing thermometer and Pressure gauge, for showing with teletransmission on the spot.
An oil-out (not shown) also can be offered in the top of tank body 1, because the density of grease is less, it floats on the top of organic slurries, can grease be emitted in advance from the oil-out place, directly carries out water-oil separating.
During concrete the use, after changing food waste is removed the polybag and bulk heavy seeds of large size through simple pre-treatment, from charging aperture changing food waste is sent into the changing food waste pre-processing device, prepare certain concentration, concentration is preferably in 8~12%, open stirring motor then and stir, stop after stirring.Simultaneously the outer oil bath case of tank body is heated, under the condition of oil bath heating, make and keep certain temperature and pressure in the tank body, thereby realize water-oil separating.Because the filtration of screen cloth is separated grease and organic slurries in inorganic impurity and the meal kitchen.About 45 minutes, discharge the grease that boiling goes out by the top oil-out, perhaps grease and organic slurries are together carried out water-oil separating after the bottom discharging opening is emitted, isolated grease reclaims can do other raw material of industry use.Remaining organic slurries enter in the postorder fermentation tank anaerobic digestion methane production or with other recycling treatment mode, and the inorganic impurity in staying jar can periodically be cleared up.
The above is preferred embodiment of the present utility model only, is not that the utility model is done any pro forma qualification.Any change that is equal to, modification or differentiation etc. that all those skilled in the art utilize the technical solution of the utility model that the foregoing description is made all still belong in the scope of technical solutions of the utility model.

Claims (8)

1. changing food waste pre-processing device is characterized in that:
Comprise bearing, making beating jar and oil bath case, the inner oil bath tank tower that heater is installed is located at the top of bearing, and a making beating jar bottom is fixedly installed in the oil bath case;
The making beating jar is made up of tank body and lid, cover cap is located at the top of tank body, a charging aperture is offered on the top of lid, a stirring motor is installed at the top of lid, the puddler that is installed in the stirring motor bottom stretches into the inside of tank body, and the changing food waste of under the drive of stirring motor tank interior being deposited stirs;
Fixed installation one cylindrical screen in the tank body, the bottom of inner tank wall is fixed in the bottom of screen cloth, outwards extending and be fixed on the upper edge of tank body in its top, laterally is provided with certain interval between the outer wall of screen cloth and the inner tank wall, and a discharging opening and a slag notch are offered in the tank body bottom.
2. changing food waste pre-processing device according to claim 1 is characterized in that:
Described discharging opening is arranged in the interval of screen cloth and tank body, slag notch be arranged at tank body under, be positioned at the bottom of screen cloth.
3. changing food waste pre-processing device according to claim 1 and 2 is characterized in that:
The top of described oil bath case offers the conduction oil inlet, and the conduction oil outlet is offered in the bottom.
4. changing food waste pre-processing device according to claim 1 and 2 is characterized in that:
Offer an instrument installing port on the lid of described making beating jar.
5. changing food waste pre-processing device according to claim 4 is characterized in that:
Described heater is installed on oil bath case bottom.
6. changing food waste pre-processing device according to claim 5 is characterized in that:
Described heater is a heating rod, and the heating rod socket that is intervally arranged more than 2 is offered in described oil bath case bottom, and heating rod heats in the heating rod socket inserts the oil bath case.
7. changing food waste pre-processing device according to claim 6 is characterized in that:
Described heating rod socket is 12.
8. changing food waste pre-processing device according to claim 1 and 2 is characterized in that:
An oil-out is offered on described tank body top.
CN2010202877231U 2010-08-11 2010-08-11 Kitchen rubbish pretreatment equipment Expired - Lifetime CN201823742U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202877231U CN201823742U (en) 2010-08-11 2010-08-11 Kitchen rubbish pretreatment equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010202877231U CN201823742U (en) 2010-08-11 2010-08-11 Kitchen rubbish pretreatment equipment

Publications (1)

Publication Number Publication Date
CN201823742U true CN201823742U (en) 2011-05-11

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Application Number Title Priority Date Filing Date
CN2010202877231U Expired - Lifetime CN201823742U (en) 2010-08-11 2010-08-11 Kitchen rubbish pretreatment equipment

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CN (1) CN201823742U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102553894A (en) * 2012-02-09 2012-07-11 郑州蓝德环保科技有限公司 Integral high-efficiency organic-garbage sorting system
CN102688623A (en) * 2012-06-14 2012-09-26 长沙中联重科环卫机械有限公司 Material heating device
CN103212566A (en) * 2013-04-28 2013-07-24 北京津同利亚科技发展有限公司 Heat transfer oil based multipoint heating device of vehicle-mounted movable animal carcass harmless treatment device
CN109590311A (en) * 2018-12-20 2019-04-09 重庆陈氏清洁服务有限公司 A kind of Food waste treatment method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102553894A (en) * 2012-02-09 2012-07-11 郑州蓝德环保科技有限公司 Integral high-efficiency organic-garbage sorting system
CN102553894B (en) * 2012-02-09 2015-07-22 蓝德环保科技集团有限责任公司 Integral high-efficiency organic-garbage sorting system
CN102688623A (en) * 2012-06-14 2012-09-26 长沙中联重科环卫机械有限公司 Material heating device
CN103212566A (en) * 2013-04-28 2013-07-24 北京津同利亚科技发展有限公司 Heat transfer oil based multipoint heating device of vehicle-mounted movable animal carcass harmless treatment device
CN109590311A (en) * 2018-12-20 2019-04-09 重庆陈氏清洁服务有限公司 A kind of Food waste treatment method
CN109590311B (en) * 2018-12-20 2021-10-08 重庆陈氏清洁服务有限公司 Kitchen waste treatment method

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 100000 Beijing City, Tongzhou District Zhongguancun Tongzhou Science Park light mechanical and electrical integration industry base Branch East Three Street No. 18

Patentee after: Beijing Environment Engineering Technology Co., Ltd.

Address before: 100000 Beijing City, Tongzhou District Zhongguancun Tongzhou Science Park light mechanical and electrical integration industry base Branch East Three Street No. 18

Patentee before: Beijing Sanitation Group Environmental Research Development Co., Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20110511