CN103159362A - Three-phase separation and waste water purification standard treatment device of kitchen waste including 'waste oil' and solid waste and kitchen waste water - Google Patents
Three-phase separation and waste water purification standard treatment device of kitchen waste including 'waste oil' and solid waste and kitchen waste water Download PDFInfo
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- CN103159362A CN103159362A CN2012105762854A CN201210576285A CN103159362A CN 103159362 A CN103159362 A CN 103159362A CN 2012105762854 A CN2012105762854 A CN 2012105762854A CN 201210576285 A CN201210576285 A CN 201210576285A CN 103159362 A CN103159362 A CN 103159362A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/74—Recovery of fats, fatty oils, fatty acids or other fatty substances, e.g. lanolin or waxes
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Abstract
The invention discloses a three-phase separation and waste water purification standard treatment device of kitchen waste including 'waste oil', solid waste and kitchen waste water. The three-phase separation and waste purification standard treatment device of the kitchen waste including the 'waste oil', the solid waste and the kitchen waste water is mainly composed of a shell body, a solid-liquid separation chamber, a filtering bag with meshes, a liquid level displayer, an oil-water interface detector, a numerical control electric valve which discharges the 'waste oil', a flowmeter of the 'waste oil', a collection tank of the 'waste oil', a blower, an air heating device, a filtering tank, a drug adding tank and the like. According to the three-phase separation and waste water purification standard treatment device of the kitchen waste including the 'waste oil', the solid waste and the kitchen waste water, oil and water separation and waste water purification are carried out in the same device, an equipment structure is simplified, the water quality after being purified is in line with each indicator of 'water quality standard of sewage discharged into the city sewer' (CJ3082-1999), The three-phase separation and waste purification standard treatment device of the kitchen waste including the 'waste oil', the solid waste and the kitchen waste water has the advantages that the size is small, the investment is low, either manual or automatic operation is available and the like, and obvious creativity, novelty and good industrial applicability are provided.
Description
Technical field
The present invention relates to a kind of device of " sewer oil ", solid refuse, kitchen waste water three phase separation and purification of waste water processing up to standard of changing food waste, belong to the environmental protection equipment field;
Background technology
Along with living, people constantly improve, the changing food waste generation increases day by day, standardization, intelligent and collect cheaply changing food waste in restaurant and kitchen, " sewer oil " thoroughly stopped in changing food waste puts on the dining table, collect from the source and administer " sewer oil ", avoiding kitchen castoff is directly entered food chain as feed, safeguarding that people's food sanitation is with healthy, be the major issue that society is paid close attention to, great environment social effect is arranged.
usually, in changing food waste, solid refuse (as chopsticks, leftovers etc.) accounts for 10% left and right (wt%), and " sewer oil " accounts for 5-10% left and right (wt%), and waste water accounts for 85-80% left and right (wt%), the oily water separating equipment of relevant changing food waste has many reports, as in CN101215020, discloses " kitchen garbage, waste-water grease integral separation device and method ", in CN202492418U, discloses " a kind of water-and-oil separator of collecting sewer oil ", the oily water separating equipment that has the food garbage of using on disclosed and market now mainly adopts following oily water separation principle, that is: utilize the not mutual solubility of the water of nonpolar oil and polarity, and the separation carried out greater than the physical properties difference such as density of oil of the density of water, because oily natural separation with water needs the regular hour, and the concrete state such as the flow velocity of this time and processed swill, temperature has substantial connection, grease and the suspended particle overwhelming majority in the middle of catering trade sewage are very tiny, dispersed oil in sewage, oil in water emulsion, dissolving oil, solid attaching oil were difficult to pass through gravity separation within the limited residence time, to this part grease and suspended particle, oil trap can be described as helpless, and oil trap can only be removed the part oil slick by gravity separation, therefore, the shortcoming of the oil removal formula of traditional food garbage swill and the water-and-oil separator of standing demix formula is: oily water separation needs standing and stop for a long time, oily water separating equipment volume and the floor space of unit weight swill are large, particularly when room temperature lower than below 15 ℃ the time, oil-water separation is poor, also wrap molten a large amount of " oil droplet " in isolated water, cause " sewer oil " extract with separate not thorough, fat content in isolated waste water, the content of COD and BOD is high, the grease concentration that does not reach regulation in country's " sewage enters the municipal sewage system water quality standard " (CJ 3082-1999) is no more than 100ml/l, COD concentration is no more than 150ml/l (500ml/l), BOD concentration is no more than the regulation of 100ml/L (300ml/L).
In order to address the above problem, the present invention proposes a kind of " sewer oil ", solid refuse and kitchen waste water three phase separation of changing food waste and the device of purification of waste water processing up to standard;
Summary of the invention
the present invention consists of like this: a kind of " sewer oil " of changing food waste, solid refuse, the device of kitchen waste water three phase separation and purification of waste water processing up to standard, this device is mainly by housing (1), solid-liquid separation chamber (11), filter bag (8) with mesh, liquid level display (2,17), oil water interface detector (4), the numerical control electric valve (5) of excretion " sewer oil ", the under meter of " sewer oil " (9), " sewer oil " holding tank (18), fan (20), airheater (21), hay tank (23), the compositions such as grug feeding jar (30),
Described housing (1) or sewer oil " holding tank (18) can be cylindrical or rectangle; Its material can be plastics, glass reinforced plastic, cement brick matter or metal etc., can adopt different volume specifications, as 50 liters, 80 liters, 100 liters, 180 liters ... ... etc.
Described liquid level display (2,17) can be sheet glass liquidometer, glass-tube liquid level meter, float ball type level transducer, magnetic flap level gauge, radar level gauge, capacitance liquid level meter or ultrasonic level gage;
Described oil water interface detector (4) can be the oil-water interface control sensor of various commercially available routines; For example utilize the variation of medium (water that the oil phase that specific conductivity is low and specific conductivity are high), produce different capacitance sensing signals, and send to controller (6), then send the electrical signal instruction of closing or opening and the use of controlling valve (5) for digital controlled valve (5) by controller (6); As model SZL-3 (B) oil-water interface detecting device, the standard signal of its controller output 4-20mADC (1-5VDC); Oil water interface detector (4) utilizes signal connecting line (16) to be connected with controller (6), controller (6) is connected configuration by wire (15) with numerical control electric valve (5), and consists of the automatic control system of draining or closing " sewer oil " in housing (1);
Described " sewer oil " excretion valve (7) can be the valve that just can open or close with the digital intelligent card, can be also common valve; For the operation supervision to valve (7), in the periphery of valve (7), a sealed rectangular box (13) is installed, by box (13), the control handle of opening or closing of valve (7) is sealed; When needs are opened valve (7), must first open the lid (13), this lid (13) is controlled by the key of (14) with lock;
Described solid-liquid separation chamber (11) can be round shape or rectangular case, and the bottom of this housing is the screen plate of (aperture is at 2-10mm) with holes, the top side configuration of this housing can unlid flexibly (19); The filter bag with holes (8) that above the orifice filter of this housing bottom (3), one of inner sleeve can be replaced at any time;
Described filter bag with holes (4) belongs to common plastics mesh bag, nylon net bag, rubber peel mesh bag, cloth mesh bag or fiber mesh bag, and the aperture of mesh bag is generally 2-8mm;
Described " sewer oil " under meter (9) can be elliptic gear flowmeter or other conventional under meter;
Described lid (19) can be common directly can opening or mobile lid, can be also as use the sort of foot-operated of average family or refuse container lid that manual type opens; According to the accessibility of meal kitchen personnel operation, the top of housing (1) is mounting cover (19) not also;
Described fan (20) can be conventional 220v or 380V gas blower or air compressor machine;
Described airheater (21), can be conventional electrothermal heater (as the hair dryer well heater of similar barber shop), infrared rays airheater etc. to class electrothermal air well heater, or shell and tube vapor heat exchanger;
Described hay tank (23), it can be the housing of round shape, spherical or rectangle, the rising pipe (22) that the upper end configuration of this housing communicates with enclosure interior, the bottom of this housing is water-in (25), two ends up and down of this housing are configurating filtered hole dividing plate (33) respectively, the filtrate (24) of the hydrophilic oleophobic property of configuration between described screen plate (33);
Described filter packing or hydrophilic oleophobic property filamentary material (24) can be modified fiber ball (oil removing), polyvinylidene fluoride (PVDF) ultrafiltration membrane (ML-FF), granulated active carbon, the husky filtrate of manganese, medical stone filtrate, quartz sand filter media, shell filtrate, activated alumina filtrate, magnetic sand filtering material or ceramic grain filter;
Described aerator (29) can be the aerator of conventional sewage disposal, as fixing spiral aerator, and plate-type aerator, air diffusion aerator, perforation tube aerator etc.;
Described grug feeding jar (30) can be plastics or the metal shell of cylindrical or rectangle, belongs to the dosing tank of the water treatment field of routine, and grug feeding jar is equipped with Waste water treatment medicament liquid in (30);
Described medicament liquid (32) can be conventional wastewater treatment aeration condensing agent, as flocculation agent (PAM, PAC, SPFS), sterilizing agent (H for example
2O
2) etc.
Particularly, configuration changing food waste solid-liquid separation chamber (11), the top of described housing (1), the filter pore dividing plate (3) of described changing food waste solid-liquid separation chamber (11) is configured in the top of housing (1) inside; The top configuration grug feeding jar (30) of described housing (1), the medicament liquid exit of described grug feeding jar (30) links by the inner and upper of valve (31) with housing (1); Middle and upper part configuration oil water interface detector (4) and the controller (6) of described housing (1) side; Described oil water interface detector (4) is connected with controller (6) by signal wire (16); The opening for feed of described numerical control electric valve (5) is configured in the medium position of housing (1) side, and with the inner UNICOM of housing (1); Described controller (6) is connected with numerical control electric valve (5) by signal wire (15); The top opening for feed UNICOM of the discharge port of described numerical control electric valve (5) and described " sewer oil " holding tank (18); The side configuration liquidometer (17) of described " sewer oil " holding tank (18), below, the side configuration of described " sewer oil " holding tank (18) and the opening for feed of UNICOM's " sewer oil " excretion valve (7), described " sewer oil " excretion valve (7) discharge port be connected with the opening for feed of under meter (9), the leakage fluid dram of described under meter (9) with " sewer oil " and outlet pipe (10) communicate; Below, described housing (1) side configuration sewage draining valve (26); Described housing (1) inner bottom surface top configuration aerating apparatus (29); The inlet mouth of described aerating apparatus (29) is through the air outlet UNICOM of valve (12) and pipeline and airheater (21); The venting port pipe UNICOM of the inlet mouth of described airheater (21) and fan (20); The effluent pipe mouth (22) of described hay tank (23) is configured in the middle and upper part, another side of housing (1); Water-in (25) direction of described hay tank (23) top, bottom that is located vertically in housing (1) down; The effluent pipe mouth (22) of described hay tank (23) is the opening for feed of UNICOM's valve (27,28) respectively; The opening for feed of discharge port difference UNICOM's valve (12) of described valve (27) and the venting port of airheater (21);
Normally, the position of under meter (9) and valve (7) can transposition ground install and configure, namely, the vent pipe of " sewer oil " holding tank (18) also can directly be communicated with the fluid inlet of under meter (9), and the leakage fluid dram of under meter (9) is connected with the opening for feed of valve (7); The leakage fluid dram of valve (7) is connected with the outlet of pipe (10);
Normally, the side of housing (1) can configure simultaneously liquid level display (2) or fluid level transmitter the liquid level in housing (1) is monitored; Also can configure separately liquid level display (2) monitors the liquid level change in housing (1);
Working method of the present invention: shown in adjoint, meal the kitchen personnel first open the lid (19) at top, housing (1) changing food waste solid-liquid separation chamber, top (11), again changing food waste is poured in the filter bag (8) with mesh, then, lid (19) is closed; Be subjected to action of gravitation, the swill cascade filter bag (8) in changing food waste and filter pore dividing plate (3) drop into buffer memory in the container of housing (1) downwards; Solid waste in changing food waste is collected in filter bag (8), after the solid waste in filter bag (8) is filled, meal the kitchen personnel take out filter bag (8), and the sealing sack, lays in temporarily or be transported to treatment plant and implement recycling; With the new filter bag with mesh (8) replace and in be enclosed within on the filter pore dividing plate (3) of solid-liquid separation chamber (11), can continue to pour into again changing food waste; The contact interface decline changing conditions of oil and water in housing (1), the restaurant personnel can see intuitively by liquid level display (2); In the time of maybe flowing out water from valve (28) when liquid in housing (1) rises to high liquid level (HLL) A line, the restaurant personnel can be regularly or are started aperiodically the electronic button of fan (20), send into air for the liquid in housing (1) with fan (20), namely carrying out aeration for the interior kitchen waste water of housing (1) by aerator (29) floats, make the organic impuritys such as oils in the kitchen liquid of eating be suspended to liquid level, and constantly leave with moisture;
The floating device (29) of the aeration of configuration in housing of the present invention (1), can effectively separate and remove that in " sewer oil " in kitchen waste water and swill, proportion is close to the small suspended substance of water, oils suspension, " sewer oil " of implementing efficiently kitchen waste water separate with waste water; Side by side, the COD in waste water, BOD, SS and colourity have been reduced; According to circumstances, the control of the purifying agent for polluted water (32) such as appropriate degreaser, flocculation agent or water quality cleansing agent by grug feeding jar (30) and valve (31) can be joined in housing (1), constantly stir or fully mix with the kitchen waste water in housing (1), removing or reclaim oils and other impurity in kitchen waste water; Can utilize airheater (21) to make air at room temperature be transformed into warm air, with fan (20), warm air is passed in aeration floating apparatus (29), and enter that to carry out aeration in kitchen waste water in housing (1) floating, and go to regulate and improve the temperature of kitchen waste water with the temperature of warm air; Usually, kitchen waste water is in the purifying treatment that air supporting is exposed to the sun, and temperature is controlled at 20-39 ℃ of scope, is conducive to accelerate remove the speed of the suspended substance in decontaminated water and improve impurity-eliminating effect, is conducive to the cohesion of oils or water suspension; Under bubbling air and scavenging agent (32) effect, various oils and muddy thing and purifying agent for polluted water have obtained effective physical-chemical reaction, form throw out or suspension foam liquid; In the microbubble of the numerous big and small rising that bubbling forms and water, the suspended substance flco bonds together, and suspended substance rises to the water surface with microbubble, forms the suspension foam liquid together with oils and various condensation product; The indexs such as COD, BOD, SS or colourity of having removed housing (1) the bottom water after the impurity such as oils suspended substance have obtained very large reduction and improvement, water after the improvement constantly filter material (24) by the hydrophilic oleophobic in filter (23) further removes by filter organic impurities in water, and outside water outlet (22) and valve (28) are discharged to housing (1) continuously; Due to the proportion of the water proportion greater than oils suspension foam solution, water layer is all the time in the lower floor of oils suspension foam solution; Along with changing food waste is constantly joined in housing (1), in kitchen waste water, the amount of a large amount of oils suspension foam solutions also is on the increase, cause the interior water-oil interface line of housing (1) from the A line constantly to dropping to the B line, that is, the liquid between A and B is all oils suspension; Occur in the case, the oils suspension in housing (1) be excreted in " sewer oil " holding tank (18), one of can be as follows operate:
1. method is drained in automatic control: the water-oil interface in housing (1) drop to the B line, and when touching the induction ball float of oil water interface detector (4), the sensor of oil water interface detector (4) sends to controller (6) with the variable signal of medium (water that the oil phase that specific conductivity is low is connected with specific conductivity) by the signal wire (16) that connects, send the electrical signal instruction of opening immediately or open valve (5) for digital controlled valve (5) by controller (6) again, after valve (5) is opened, oils suspended substance liquid between below housing (1) interior B line top and A line is excreted in " sewer oil " holding tank (18) through valve (5), at this moment, the liquid level of oils suspension constantly descends, when the metal line of the oils suspended substance in housing (1) drops to the B line, water-oil interface change again, the sensor of oil water interface detector (4) sends to controller (6) with variable signal by the signal wire (16) that connects, then sends electrical signal instruction and the valve-off (5) of closing immediately for digital controlled valve (5) by controller (6), repeatedly automatically controlling with this oils suspended substance of collecting in housing (1) is excreted in " sewer oil " holding tank (18),
2. manually drain method: when water-oil interface occurring in the glass liquid level visor (2) of observing housing (1) side, with manual mode, valve (5) is opened, oils suspension liquid in housing (1) is entered in " sewer oil " holding tank (18), until liquid level drops to B line or absence of liquid flow out from valve (5) till, then, valve-off (5);
In said process, changing food waste can momentarily add in the band mesh filter bag (8) of solid-liquid separation chamber (11), solid refuse is persisted in filter bag (8) and separates with kitchen waste water, kitchen waste water (or swill) was gone here and there downwards and was fallen in housing (1) after orifice plate (3) and filter bag (8), kitchen waste water enters buffer memory in " sewer oil " holding tank (18) through isolated upper strata oils suspension after aeration through valve (5), and discharges after valve (7) and under meter (9) metering; Water after aeration purifies constantly passes through filter tank (23) in housing (1) carries out becoming water up to standard after adsorption cleaning for the second time, and water process water outlet (22) up to standard and valve (28) are discharged to outside housing (1);
In the present invention, by the impurity absorption such as suspension slag in waste water are saturated when causing adsorptive power to descend, adopt the air recoil method to regenerate when the filter material in hay tank (23), recover its activity; Concrete operation method: valve-off (28) and (12), open valve (27), start fan (20) and airheater (21), warm air is blown in hay tank (23) through the mouth of pipe (22), constantly the suspended impurity in filter material (24) is blown in the interior waste water of housing (1) through the mouth of pipe (25), filter material (24) is purified; In the present invention, the high liquid level (HLL) line in housing during the A line (1), the minimum level control line in housing during the B line (1);
Device of the present invention has following advantage:
1. oily water separation of the present invention and purification of waste water are carried out in same device, have simplified device structure, and device of the present invention has that volume is little, floor space is few, investment is low, operation all can wait multiple advantage manually or automatically;
2. can be at the restaurant, the scene in kitchen separates effectively fast to " sewer oil " in changing food waste, solid changing food waste and waste water three-phase; Especially, can make kitchen waste water implement situ purification processing up to standard and on-the-spot qualified discharge, reduced the comprehensive treating process cost of changing food waste, overcome and caused race in the road that conventional kitchen waste water is transported to wastewater treatment plant, drip, leak, cause the defective of secondary pollution to environment, saved the transportation cost of wastewater treatment;
3. needed optimum temps when warm air can be regulated the kitchen waste water purifying treatment easily and fast especially, has guaranteed that " sewer oil " separates thoroughly from waste water, " sewer oil " good separating effect, extraction yield are high;
4. hay tank can further be removed the organism in the floating rear water of aeration, reduces and improve the indexs such as COD, BOD, SS or colourity, guarantees that the water quality of discharging meets country's " sewage enters the municipal sewage system water quality standard " (CJ 3082-1999) indices;
5. adopted " sewer oil " in autocontrol mode collection changing food waste; Especially, the swill of the kitchens such as restaurant, office and school being discharged for government function supervision department or sewer oil is monitored and measuring control, be strictly on guard against that " sewer oil " is put on the dining table, the collection personnel that only have the company of the changing food waste collection and treatment of concession appointment to send, adopt control card or key, just can open row's " sewer oil " valve (7) of " sewer oil " holding tank (8), and the restaurant personnel can not open " sewer oil " excretion valve or sell " sewer oil " outward.
6. device of the present invention is reliable, and technology maturation is simple in structure, and processing ease, easy to maintenance is cheap, has good novelty, creativeness and industrial applicibility.
Description of drawings
Accompanying drawing belongs to structural representation of the present invention;
In accompanying drawing, the 1-housing; The 2-liquid level display; 3-filter pore dividing plate; The 4-oil water interface detector; The numerical control electric valve of 5-excretion " sewer oil "; Controller between the numerical control electric valve of 6-oil water interface detector and excretion " sewer oil "; The 7-valve; 8-is with the filter bag of mesh; The under meter of 9-" sewer oil "; 10-" sewer oil " outlet pipe; 11-changing food waste solid-liquid separation chamber; The 12-air door; The lid of 13-valve seal box; The 14-lock; Signal connecting line between 15-excretion " sewer oil " numerical control electric valve and controller; Signal connecting line between 16-oil water interface detector and controller; The 17-liquid level display; 18-" sewer oil " holding tank; The 19-cover plate; The 20-fan; The 21-airheater; 22-water outlet pipe up to standard; The 23-hay tank; 24-filter packing or hydrophilic oleophobic property filamentary material; The import of 25-water; The 26-sewage draining valve; The 27-air door; The 28-water discharging valve; The 29-aerating apparatus; The 30-grug feeding jar; The 31-valve; The 32-water purification agent; The 33-orifice filter; A and B-water-oil interface line.
Embodiment
Below in conjunction with specific embodiment, further set forth the present invention, but do not limit practical range of the present invention;
Embodiment
The rectangular case of stainless steel (1), long 1.67 meters, high 1.2 meters, wide 1 meter, or volume is 2 cubic metres; The napex configuration diameter of housing (1) is 50 centimetres, it is highly the solid-liquid separation chamber (11) of the round shape stainless steel of 35 centimetres, the plate thickness of solid-liquid separation chamber (11) bottom surface filter pore dividing plate (3) is 1 centimetre, the aperture is 6 millimeters, is the polyethylene plastic bag (4) of inner sleeve one (3mm) with holes above orifice plate (3); The top configuration diameter of described housing (1) is 35 centimetres, cylindrical shell is high is the grug feeding jar (30) of 50 centimetres of stainless steels, the medicament liquid of the in-built polymeric aluminum chlorides solution of grug feeding jar (30), middle and upper part configuration commercially available SZL-3 (B) the type water-oil interface sensors (4) of housing (1) side and the controller (6) that matches; The inlet pipe of valve (5) is configured in housing (1) one below, end side surface top 50 centimeters; The rectangle of described stainless steel " sewer oil " holding tank (18), long 0.8 meter, high 0.45 meter, wide 1 meter, or volume is 0.36 cubic metre; The side configuration glass plate type leveler (17) of " sewer oil " holding tank (18), the discharge port of described " sewer oil " excretion valve (7) is connected with the opening for feed of commercially available turbine meter (9), described housing (1) the commercially available purification of waste water of inner bottom surface top configuration special-purpose " perforation tube aerator " (29); The inlet mouth of described aerating apparatus (29) is through the venting port UNICOM of the commercially available airheater (21) of valve (12) and 3KW nichrome wire; The venting port pipe UNICOM of the 220V gas blower (20) of the inlet mouth of described airheater (21) and 800W power; Described diameter is 30 centimetres, and the effluent pipe mouth (22) of the stainless steel hay tank (23) of long 50 centimetres is configured in below, top, another side 30 centimeters of housing (1); Filling-modified fibrous nodules in described hay tank (23) (50%, V%) and granulated active carbon (50%, V%) the sorbent material filler of mixing mutually, filling ratio 85%.
Meal the kitchen personnel with changing food waste to entering in solid-liquid separation chamber (11), solid refuse will be separated with the kitchen swill of eating, meal kitchen swill cascade filter bag (8) and dividing plate (3) fall in the container of housing (1), when kitchen waste water goes up to A line liquid level; The restaurant personnel can be regularly or use aperiodically fan (20) to send into air for liquid in housing (1) to carry out aeration to kitchen waste water floating, make the organic impuritys such as oils in kitchen waste water be suspended to liquid level, leave with moisture; Appropriate water quality cleansing agent can be joined in waste water, remove or reclaim oils and other impurity in kitchen waste water; The temperature of utilizing the warm air of airheater (21) to regulate and improving kitchen waste water is to 20-39 ℃; Water-oil interface line in housing (1) can be opened valve (5) from the A line constantly to dropping to the B line, and oils suspension is excreted in " sewer oil " holding tank (18);
In said process, changing food waste can momentarily add in the band mesh filter bag (8) of solid-liquid separation chamber (11), solid refuse is persisted in filter bag (8) and separates with kitchen waste water, kitchen waste water (or swill) was gone here and there downwards and was fallen in housing (1) after orifice plate (3) and filter bag (8), kitchen waste water enters buffer memory in " sewer oil " holding tank (18) through isolated upper strata oils suspension after aeration through valve (5), and discharges after valve (7) and under meter (9) metering; Water after aeration purifies constantly passes through filter tank (23) in housing (1) carries out becoming water up to standard after adsorption cleaning for the second time, and water process water outlet (22) up to standard and valve (28) are discharged to outside housing (1).
Claims (7)
1. " sewer oil " of a changing food waste, solid refuse, the device of kitchen waste water three phase separation and purification of waste water processing up to standard, this device is mainly by housing (1), solid-liquid separation chamber (11), filter bag (8) with mesh, liquid level display (2,17), oil water interface detector (4), the numerical control electric valve (5) of excretion " sewer oil ", the under meter of " sewer oil " (9), " sewer oil " holding tank (18), fan (20), airheater (21), hay tank (23), grug feeding jar (30) forms, it is characterized in that: the configuration changing food waste solid-liquid separation chamber (11), top of described housing (1), the filter pore dividing plate (3) of described changing food waste solid-liquid separation chamber (11) is configured in the top of housing (1) inside, the top configuration grug feeding jar (30) of described housing (1), the medicament liquid exit of described grug feeding jar (30) links by the inner and upper of valve (31) with housing (1), middle and upper part configuration oil water interface detector (4) and the controller (6) of described housing (1) side, described oil water interface detector (4) is connected with controller (6) by signal wire (16), the opening for feed of described numerical control electric valve (5) is configured in the medium position of housing (1) side, and with the inner UNICOM of housing (1), described controller (6) is connected with numerical control electric valve (5) by signal wire (15), the top opening for feed UNICOM of the discharge port of described numerical control electric valve (5) and described " sewer oil " holding tank (18), the side configuration liquidometer (17) of described " sewer oil " holding tank (18), below, the side configuration of described " sewer oil " holding tank (18) and the opening for feed of UNICOM's " sewer oil " excretion valve (7), described " sewer oil " excretion valve (7) discharge port be connected with the opening for feed of under meter (9), the leakage fluid dram of described under meter (9) with " sewer oil " and outlet pipe (10) communicate, below, described housing (1) side configuration sewage draining valve (26), described housing (1) inner bottom surface top configuration aerating apparatus (29), the inlet mouth of described aerating apparatus (29) is through the air outlet UNICOM of valve (12) and pipeline and airheater (21), the venting port pipe UNICOM of the inlet mouth of described airheater (21) and fan (20), the effluent pipe mouth (22) of described hay tank (23) is configured in the middle and upper part, another side of housing (1), water-in (25) direction of described hay tank (23) top, bottom that is located vertically in housing (1) down, the effluent pipe mouth (22) of described hay tank (23) is the opening for feed of UNICOM's valve (27,28) respectively, the opening for feed of discharge port difference UNICOM's valve (12) of described valve (27) and the venting port of airheater (21).
2. the device of " sewer oil " of a kind of changing food waste according to claim 1, solid refuse, kitchen waste water three phase separation and purification of waste water processing up to standard, it is characterized in that: described housing (1) and " sewer oil " holding tank (18), it can be cylindrical or rectangle, its material can be plastics, glass reinforced plastic, cement brick matter or metal etc., can adopt different volume specifications; Described liquid level display (2,17) can be sheet glass liquidometer, glass-tube liquid level meter, float ball type level transducer, magnetic flap level gauge, radar level gauge, capacitance liquid level meter or ultrasonic level gage; Described fan (20) can be conventional 220v or 380V gas blower or air compressor machine; Described airheater (21), can be conventional electrothermal heater, infrared rays airheater etc. to class electrothermal air well heater, or shell and tube vapor heat exchanger.
3. the device of " sewer oil " of a kind of changing food waste according to claim 1, solid refuse, kitchen waste water three phase separation and purification of waste water processing up to standard, it is characterized in that: described oil water interface detector (4) can be the oil-water interface control sensor of various commercially available routines; Described " sewer oil " excretion valve (7) can be the valve that just can open or close with the digital intelligent card, can be also common valve; A sealed rectangular box (13) is installed in periphery at valve (7), by box (13), the control handle of opening or closing of valve (7) is sealed; Lid (13) is controlled by the key of (14) with lock; Described " sewer oil " under meter (9) can be elliptic gear flowmeter or other conventional under meter.
4. the device of " sewer oil " of a kind of changing food waste according to claim 1, solid refuse, kitchen waste water three phase separation and purification of waste water processing up to standard, it is characterized in that: described solid-liquid separation chamber (11), can be round shape or rectangular case, the bottom of this housing (1) is screen plate (3) with holes, the filter bag with holes (8) that above orifice filter (3), one of inner sleeve can be replaced at any time; Described filter bag with holes (8) belongs to common plastics mesh bag, nylon net bag, rubber peel mesh bag, cloth mesh bag or fiber mesh bag, and the aperture of mesh bag is generally 2-8mm; Described lid (19) can be common directly can opening or mobile lid, can be also as use the sort of foot-operated of average family or refuse container lid that manual type opens; According to the accessibility of meal kitchen personnel operation, the top of housing (1) is mounting cover (16) not also.
5. the device of " sewer oil " of a kind of changing food waste according to claim 1, solid refuse, kitchen waste water three phase separation and purification of waste water processing up to standard, it is characterized in that: described hay tank (23), it can be the housing of round shape, spherical or rectangle, the rising pipe (22) that the upper end configuration of this housing communicates with enclosure interior, the bottom of this housing is water-in (25), two ends up and down of this housing are configurating filtered hole dividing plate (33) respectively, the filtrate (24) of the hydrophilic oleophobic property of configuration between described screen plate (33); Described filter packing or hydrophilic oleophobic property filamentary material (24) can be modified fiber ball (oil removing), polyvinylidene fluoride (PVDF) ultrafiltration membrane (ML-FF), granulated active carbon, the husky filtrate of manganese, medical stone filtrate, quartz sand filter media, shell filtrate, activated alumina filtrate, magnetic sand filtering material or ceramic grain filter.
6. the device of " sewer oil " of a kind of changing food waste according to claim 1, solid refuse, kitchen waste water three phase separation and purification of waste water processing up to standard, it is characterized in that: described aerator (29), it can be the aerator of the sewage disposal of routine, as fixing spiral aerator, plate-type aerator, air diffusion aerator, perforation tube aerator; Described grug feeding jar (30) can be plastics or the metal shell of cylindrical or rectangle, belongs to the dosing tank of the water treatment field of routine, and grug feeding jar is equipped with Waste water treatment medicament liquid in (30); Described medicament liquid (32) can be conventional wastewater treatment aeration condensing agent, as flocculation agent, sterilizing agent.
7. the device of " sewer oil " of a kind of changing food waste according to claim 1, solid refuse, kitchen waste water three phase separation and purification of waste water processing up to standard, it is characterized in that: the position of described under meter (9) and valve (7), can transposition ground install and configuration, namely, the vent pipe of " sewer oil " holding tank (18) also can directly be communicated with the fluid inlet of under meter (9), and the leakage fluid dram of under meter (9) is connected with the opening for feed of valve (7); The leakage fluid dram of valve (7) is connected with the outlet of pipe (10).
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| CN2012105762854A CN103159362A (en) | 2012-12-27 | 2012-12-27 | Three-phase separation and waste water purification standard treatment device of kitchen waste including 'waste oil' and solid waste and kitchen waste water |
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| CN2012105762854A CN103159362A (en) | 2012-12-27 | 2012-12-27 | Three-phase separation and waste water purification standard treatment device of kitchen waste including 'waste oil' and solid waste and kitchen waste water |
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| CN2012105762854A Pending CN103159362A (en) | 2012-12-27 | 2012-12-27 | Three-phase separation and waste water purification standard treatment device of kitchen waste including 'waste oil' and solid waste and kitchen waste water |
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Application publication date: 20130619 |