CN101670193A - Oil separating equipment for kitchen sewage and oil-water separating method - Google Patents
Oil separating equipment for kitchen sewage and oil-water separating method Download PDFInfo
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- CN101670193A CN101670193A CN200810211505A CN200810211505A CN101670193A CN 101670193 A CN101670193 A CN 101670193A CN 200810211505 A CN200810211505 A CN 200810211505A CN 200810211505 A CN200810211505 A CN 200810211505A CN 101670193 A CN101670193 A CN 101670193A
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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
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The invention discloses oil separating equipment for kitchen sewage. The equipment comprises a tank body, an oil-water separating device, a heating device, a washing device and a sewage supply device,wherein the bottom part of the tank body is provided with a water inlet, and the side surface of the tank body is provided with an oil outlet and a clear water outlet; the oil-water separating deviceis arranged in the tank body, and adopts a structure with closed top part and open bottom part, the inside of the oil-water separating device forms a first accommodating room for accommodating the sewage to be separated, and a second accommodating room for accommodating the separated oil and water is arranged between the outer part of the oil-water separating device and the inner wall of the oil-water separating device; the heating device heats the inner part of the tank body; the washing device is used for washing the oil-water separating device; and the sewage supply device is used for supplying the sewage to the first accommodating room. The oil separating equipment has the advantages that: the structure is simple, the oil-water separating effect is good; because the kitchen sewage containing animal and vegetable oils is treated by the physical method, the animal and vegetable oils can be recovered, the environmental pollution due to direct discharge of the kitchen sewage containing animal and vegetable oils to the city pipeline network is avoided, and the secondary pollution problem caused by the chemical treatment method is also avoided; the separated oil and water can be discharged at the same time, the filter core is prevented from plugging, the working efficiency of the equipment is greatly improved, and the cost of maintaining the equipment is lowered.
Description
Technical field
The present invention relates to a kind of sewage-treatment plant and processing method thereof, particularly a kind of from the kitchen, the equipment of the sewage separating oil of ChengShi Hotel and passenger boat dining room discharging and the method for separating oil from sewage.
Background technology
Along with improving constantly of people's material life, be on the increase in cities and towns grand hotel, big hotel; After China's entry into the World Trade Organization, increase with exchanging day by day of countries in the world, the rate of going to sea of passenger steamer, ocean passenger steamer also constantly increases, therefore the dining room discharge water is to the pollution problem of urban environment, the surplus sewage in passenger steamer kitchen is to the pollution problem of ocean, become serious problems of current society, had influence on and the international relations that exchanges country.
On the other hand, kitchen waste water is handled, so that the circulation profit of water also is the important topic of conserve water resource.
At present, oil interceptor is adopted in the oil removing of kitchen or sewage from catering business mostly, utilizes the proportion difference of profit, in the regular hour, makes the grease come-up in the sewage, oil removal that then will be floating, thus reach the effect of water-oil separating.The ubiquitous problem of oil interceptor is, the weak effect of water-oil separating, and stench and pollute impurity and can't remove causes the environment stench, and therefore the place of having relatively high expectations for environmental sanitation is not easy to be provided with oil interceptor.In addition, the loss of oil slick in the oil interceptor not only improves the cost of disposing of sewage again, and causes the waste of resource.
In addition, the surplus sewage in the kitchen of considerable part is without being discharged into urban pipe network, flow into sewage treatment plant and handle, the problem of being brought is to contain a large amount of animal and plant fats in these sewage, very easily stop up urban pipe network, and bring burden to sewage treatment plant, because oil-polluted water is difficult to handle, use chemical substance to handle usually, therefore improve cost of sewage disposal greatly, and bring secondary pollution problem.
The inventor's publication number is to propose a kind of kitchen residual sewage oil separator that is suitable for handling sewage from catering business among the CN101113036 in the application for a patent for invention, this separator comprises a tank body, and this tank body has second room of ccontaining first room that does not separate sewage and ccontaining separated oil, water; Be installed in the poly-oily filter core that is used for water-oil separating within the tank body, the inside of poly-oily filter core surrounds first room, and outside and described inner tank wall surrounds second room; Be positioned at the sump oil tapping equipment that is used to discharge isolated sump oil on tank body top; And the excessive pipe of clear water that is used to overflow water purification that is fixed on inner tank wall one side.
Owing in the sewage of meal kitchen various impurity are arranged, as big solid dirt, fiber-like dirt, flow directly into separator, then be very easy to twine the proof submersible sand discharging pump that divides oily equipment and cause inlet channel to stop up, often dredge and safeguard the then waste of manpower of proof submersible sand discharging pump and water inlet pipe, financial resources, and the use of giving separator brings constant, has reduced the equipment operating efficiency.
In addition, this kitchen residual sewage oil separator is after using after a while, and the impurity that is contained in the sewage of meal kitchen can accumulate on the filter core inwall in the oily-water seperating equipment, thereby stops up filter core, so also can influence the operating efficiency of equipment, even cause filter core not work.
Particularly, above-mentioned separator can not discharge the You Heshui that has separated simultaneously, has therefore reduced the work of handling the surplus sewage in kitchen.
Summary of the invention
The objective of the invention is provides a kind of separating oil from kitchen sewage equipment at above problem, this device simple in structure, divide oil effective, can be separated into the You Heshui that oil separates with discharge simultaneously behind the water at sewage, and can prevent that locking apparatus is stopped up by the dirt in the sewage, reduce maintenance, significantly improved the operating efficiency of equipment.
For realizing above-mentioned purpose of the present invention, a kind of separating oil from kitchen sewage equipment of one aspect of the present invention comprises: tank body, and sewage inlet is established in the bottom, and the side sets out hydraulic fluid port and pure water inlet; Be installed in the water-oil separating part within the tank body, be the tubular construction of top seal bottom opening, inner first room that forms ccontaining sewage to be separated of tubular construction, second room of the ccontaining separating oil of formation, water between tubular construction outside and the inner tank wall; Heater is used for heating in the tank body; Cleaning device is used for regularly the water-oil separating part in the tank body being cleaned; The sewage water supply installation is used for to first room supply sewage to be separated.
The present invention provides a kind of separating oil from kitchen sewage equipment on the other hand, comprise: tank body, have second room of first room of ccontaining sewage to be separated and ccontaining separated oil, water, sewage inlet is established in the bottom, the side is provided with oil-out and pure water inlet, and wherein oil-out is higher than pure water inlet; Be installed in the water-oil separating part within the tank body, the tubular construction that is the top seal bottom opening, inner first room that forms of tubular construction, form second room between tubular construction outside and the inner tank wall, the bottom opening of water-oil separating part leads to sewage inlet, and second room communicates with oil-out and pure water inlet; Heater is used for heating in the tank body; Cleaning device is used for regularly the water-oil separating part in the tank body being cleaned; The sewage water supply installation is used for supplying sewage to be separated to first room.
Wherein, the sewage water supply installation comprises: the surplus sewage water discharge pump in kitchen, be cutting type proof submersible sand discharging pump, and be arranged in the surplus source of sewage in kitchen, be used for the surplus sewage in pumping kitchen; Filter is used for being filtered by the surplus sewage in the kitchen of dredge pump pumping; Draining pump will be delivered in described first room through the sewage pump that filter filters.
Wherein, cleaning device comprises scavenging pump, and the delivery port of scavenging pump communicates with first room, and its water inlet communicates with second room.
Wherein, heater is an electric heater unit, the control piece of the temperature control electric heating part break-make that comprise the temperature sensor that detects temperature in the tank body, detects to the electric heating part that heats in the tank body with according to temperature sensor.
Wherein, heater is a hot-water heating system, comprises the hot-water line of thermal water source, connection thermal water source and tank interior, the valve that the control hot-water line opens and closes.
Particularly, tubular construction comprises at least four layer materials of adjacency from the inside to the outside, and wherein four layer materials are followed successively by casing play, breakdown of emulsion net, oleophylic fibrage and silk screen.Casing play, breakdown of emulsion net and silk screen are made by stainless steel material.The order number of breakdown of emulsion net is the 40-100 order, and the order number of described silk screen is the 60-120 order.
In addition, also comprise: clear water overflows and manages, and second room overflows to manage by clear water and communicates with pure water inlet; And fuel-displaced device, comprising the oil exit pipe or the oily collection container that are arranged on the tank body side, it communicates with second room by the oil-out that is positioned at tank body top.
Particularly, the described clear water pipe that overflows is positioned at the inboard of tank body, has to be positioned at its openings at two ends up and down, and wherein under shed is positioned at second room bottom and communicates with second room, and the upper shed connection is opened in the pure water inlet of tank body side.Wherein, pure water inlet can be connected with the water purification outlet pipe.
Particularly, the excessive pipe of clear water is positioned at the outside of tank body, has to be positioned at its openings at two ends up and down, wherein under shed is opened on the tank wall and is positioned at second room bottom, the excessive pipe of clear water communicates with second room by under shed, and upper shed is a pure water inlet, can connect the water purification outlet pipe.
The present invention provides a kind of method of utilizing above-mentioned separating oil from kitchen sewage equipment separating oil from the surplus sewage in kitchen on the other hand, comprise following step in sequence: 1) by the sewage water supply installation, from the surplus source of sewage in kitchen, extract sewage, and it is pumped into first room of ccontaining sewage to be separated; When 2) the connection heater heats tank body, make the sewage to be separated in first room be undertaken entering second room after the water-oil separating by the water-oil separating part; 3) oil and the water that have separated in second room are discharged respectively by oil-out and pure water inlet.
In addition, also comprise step: before surplus sewage pump is delivered to first room of ccontaining sewage to be separated with the kitchen, it is filtered by filter.
In addition, in above-mentioned steps 3) also comprise step afterwards: after work a period of time, the sewage water supply installation stops pumping sewage in first room at the water-oil separating part, starts cleaning device the water-oil separating part is cleaned, afterwards repeating step 1 again), 2) and 3).
Advantage of the present invention is:
1, the present invention is simple in structure, oil-water separation is good, the sump oil rate of recovery in the surplus sewage in the kitchen of handling reach more than 98%, the vegetable and animals oils concentration content of handling in the sewage of back is lower than every liter of 10mg, the primary standard that meets country's " integrated wastewater discharge standard " is suitable for the water-oil separating of the big pub in cities and towns, the surplus sewage in passenger steamer kitchen, ocean.
2, the present invention adopts physical separation method to handle the surplus sewage in kitchen that contains vegetable and animals oils, not only can the recycling vegetable and animals oils, and the surplus sewage in kitchen that can avoid containing vegetable and animals oils enters urban pipe network, pollute to environment, and the secondary pollution problem of avoiding chemical treatment method to bring to environment.
3, the present invention can discharge the You Heshui of separation simultaneously after sewage is separated into oil and water, has improved the operating efficiency of equipment greatly.
4, adopt oily-water seperating equipment of the present invention, can prevent effectively that the dirt in the sewage from stopping up, reduced maintenance, improve the operating efficiency of equipment.
The present invention is described in detail below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the schematic diagram of separating oil from kitchen sewage equipment first embodiment of the present invention;
Fig. 1 a is the schematic diagram of the another kind of mode of separating oil from kitchen sewage equipment first embodiment of the present invention;
Fig. 2 is the schematic diagram of separating oil from kitchen sewage equipment second embodiment of the present invention;
Fig. 3 is the schematic diagram of separating oil from kitchen sewage equipment the 3rd embodiment of the present invention;
Fig. 4 is the schematic diagram of separating oil from kitchen sewage equipment the 4th embodiment of the present invention;
Fig. 5 is the schematic diagram of separating oil from kitchen sewage equipment the 5th embodiment of the present invention;
Fig. 6 is the rearview of separating oil from kitchen sewage equipment the 5th embodiment of the present invention shown in Figure 5;
Fig. 7 is the schematic diagram of separating oil from kitchen sewage equipment the 6th embodiment of the present invention;
Fig. 8 is the schematic cross-section of separating oil from kitchen sewage equipment the 6th embodiment of the present invention shown in Figure 7;
Fig. 9 is the circuit diagram of the heater of sixth embodiment of the invention shown in Figure 8;
Figure 10 is the schematic diagram of separating oil from kitchen sewage equipment the 7th embodiment of the present invention;
Description of reference numerals: 1, kitchen residual sewage oil separator; 2, sewage water intaking valve; 3, poly-oily filter core; 5, clear water overflows and manages; 5a, the excessive tube inlet of clear water; 6, water purification drain valve; 8, sewage blow-down valve; 9, sample connection; 10, supporting seat; 11, sample connection; 12, bolt; 13, big envelope; 14, nut; 16, filter core bar; 17, tank body; 17a, first room; 17b, second room; 18, supporting leg; 19a, sewage inlet; 19b, sewage outlet; 20, water purification outlet pipe; 20a, pure water inlet; 21, support; 22, top cover; 23, oil exit pipe or oily collection container; 23a, oil-out; 24, water purification delivery pipe; 25, effluent outfall; 26, casing play; 27, breakdown of emulsion net; 28, oleophylic fibrage; 29, silk screen; 30, cesspool or waste water container; 31, filter vat; 32, filter inleting pipe; 33, proof submersible sand discharging pump; 34, filter; 34A, one-level screen pack; 34B, cascade filtration net; 34C, three-stage filtration net; 35, draining pump; 36, sewage pipe; 41, rinse water outlet; 42, rinse water inlet; 43, scavenge pipe; 44, clear water water intaking valve; 45, scavenging pump, 46, temperature sensor; 47, hot-water line; 47a, valve; 48, hot water inlet; 49, electrothermal tube; 50, power supply; 51, manual blowdown valve; 52, temperature detect switch (TDS); 56, electric hot plate; 57, electric hot plate installing rack, 58, temperature sensor installing hole.
The specific embodiment
Embodiment one
With reference to Fig. 1, shown the separating oil from kitchen sewage equipment first example structure schematic diagram of the present invention.
Proof submersible sand discharging pump 33 is cutting type proof submersible sand discharging pump, it directly can be placed in cesspool or the waste water container 30, and the delivery port of cutting type proof submersible sand discharging pump 33 links to each other with filter inleting pipe 32.Cutting type proof submersible sand discharging pump 33 also can be placed in the filter vat 31 of a screen pack or band mesh, is placed in cesspool or the waste water container 30 by screen pack or filter vat 31 with mesh.
The surplus sewage in kitchen flows into cesspool or waste water container 30 from sewage pipe 36; after being placed on filter vat 31 filtrations in cesspool or the waste water container 30; water inlet by cutting type proof submersible sand discharging pump 33 enters; after contained solid dirt or fiber-like dirt etc. greatly at first is cut the cutter sweep cutting of type proof submersible sand discharging pump 33 or is ground into molecule or mud shape in the sewage; delivery port by this dredge pump 33 is discharged; by the water inlet pipe 32 of filter 34, be pumped in the filter 34 and filter.Through three- stage filtration net 34A, 34B, the 34C filtered sewage of filter 34, then be pumped in the filter core 3 of kitchen residual sewage oil separator 1 and carry out water-oil separating by draining pump 35.
As shown in Figure 1, kitchen residual sewage oil separator 1 comprises tank body 17 and the poly-oily filter core 3 that is fixed in the tank body 17, should gather the first room 17a and the second room 17b that oily filter core 3 is divided into tank body 17 inside, promptly the inside of poly-oily filter core 3 surrounds the first room 17a, form the second room 17b between the inwall of poly-oily filter core 3 and tank body 17, the ccontaining sewage that do not separate of the first room 17a, the ccontaining separated oil of the second room 17b, water.
As shown in Figure 1, the poly-oily filter core 3 of the present invention cylindrical shell that is sandwich constructions of top seal, bottom opening.Poly-oily filter core 3 is releasably attached to and is fixed under the tank body on the supporting seat on the inwall 10, and supporting seat 10 had both supported filter core 3, formed the passage that sewage enters filter core 3 again, plays the effect of isolating sewage and separated water purification simultaneously; Because poly-oily filter core 3 needs frequent scrubbing or replacing, therefore poly-oily filter core 3 can perhaps be connected on the supporting seat 10 by being bolted on the supporting seat 10, so that can be easily from supporting seat 10 dismountings, so that change.In addition, the fixedly connected some supporting legs 18 in whole tank body 17 bottoms are fixed on the pedestal of equipment thus.
Poly-oily filter core 3 is critical components of realizing water-oil separating of the present invention, its cross-sectional structure is a sandwich construction, as shown in Figure 8, can be the four-layer structure of adjacency successively from the inside to the outside, comprise casing play 26, breakdown of emulsion net 27, oleophylic fibrage 28 and silk screen 29, wherein, casing play 26, breakdown of emulsion net 27 and silk screen 29 are by corrosion-resistant and have the stainless steel material of strong rigidity to make, the order number of stainless steel breakdown of emulsion net 27 is the 40-100 order, select 80 orders in the present embodiment, fixedly the order number of silk screen 29 is the 60-120 order, selects 100 orders in the present embodiment.In this four-layer structure, stainless steel insert layer 26 is made by porous plate, play fixed supporting role, stainless steel breakdown of emulsion net 27 is used to destroy profit molecule adhesion, oleophylic fibrage 28 is used for little oil droplet is gathered into larger oil droplet, 29 pairs of oleophylic fibrages of outermost stainless steel cloth play fixation, prevent its distortion.
Because the present invention in use for some time, can adhere to impurity on the poly-oily filter core 3 and stop up poly-oily filter core 3, cause the water-oil separating decrease in efficiency of filter core 3 even can not work, for this reason, with reference to shown in Figure 1, on kitchen residual sewage oil separator 1 of the present invention, be equipped with cleaning device, be used for regularly the poly-oily filter core 3 of tank body 17 inside being cleared up.This cleaning device has the scavenging pump 45 that is positioned at tank body 1 outside, and (scavenging pump 45 can be a self priming pump, as clear water Scroll-tupe self priming pump), the water inlet of scavenging pump 45 communicates with the second room 17b of tank body 17 inside, and the discharge outlet of scavenging pump 45 communicates with the first room 17a of tank body 17 inside through clear water water intaking valve 44.
In tank body 17, the first room 17a bottom that is surrounded by the inside of gathering oily filter core 3 is provided with rinse water inlet 42, and this rinse water inlet 42 links to each other with the discharge outlet of scavenging pump 45 by pipeline, clear water water intaking valve 44; The second room 17b bottom of tank body 17 is provided with rinse water outlet 41, and it links to each other by the water inlet of pipeline with scavenging pump 45.Scavenge pipe 43 stands on the inside of poly-oily filter core 3, which is provided with a plurality of spray orifices, scavenge pipe 43 upper end closeds, and lower end and rinse water enter the mouth and 42 fixedly connected.Illustrated rinse water inlet 42 is two, independently is provided with sewage inlet 19a, and each rinse water inlet 42 is communicated with a scavenge pipe 43, makes two scavenge pipes 43 be positioned at the fixedly both sides of the filter core bar 16 of filter core.In addition, can substitute scavenge pipe 43 with spherical shower nozzle, the spherical surface of spherical shower nozzle has a plurality of apertures.
Pure water inlet 20a and oil-out 23a are established in the top of tank body 17, and as shown in Figure 1, wherein oil-out 23a is higher than pure water inlet 20a, is used to discharge isolated sump oil.The overflow mouth down of going into of pipe 5 of the clear water that also can be provided for overflowing water purification in the tank body 17 inner side pipe 5 that overflows, clear water, outlet up, outlet is the pure water inlet 20a of tank body 17.
As selection, with reference to Fig. 1 a, the excessive pipe 5 of clear water also can be arranged on tank body 17 exterior lateral sides, the inlet 5a of the excessive pipe 5 of clear water is positioned at tank body 17 bottoms, be the slit-shaped mouth, the excessive pipe 5 of clear water communicates with the second room 17b of tank body 17 by inlet 5a, and the outlet of the excessive pipe 5 of clear water is pure water inlet 20a, pure water inlet 20a connects the water purification outlet pipe, makes the excessive pipe 5 of water purification outlet pipe 20 and clear water communicate.
In addition, separating oil from kitchen sewage equipment of the present invention also comprises sewage water intaking valve 2, water purification drain valve 6 and sewage blow-down valve 8.Import and export on the pipe at minute oily equipment and to be equipped with online self-styled sample connection 9 and 11, sampling is used when making things convenient for water-quality test.
The present invention realizes water-oil separating to kitchen waste water by following steps: open water intaking valve 2, sewage is pumped into poly-oily filter core 3 inside in the water treatment tank body 17 (as shown in Figure 1), promptly in the first room 17a by draining pump 35; Sewage by poly-oily filter core 3 after, oil and moisture from, enter the second room 17b, in the second room 17b, because the oil-water ratio method of double differences makes oil float on the water purification water surface that has separated, oil is through the oil-out discharge and collected.
Kitchen residual sewage oil separator 1 of the present invention comprises the sewage inlet 19a that is arranged on tank body 17 porch, and this water inlet 19a is communicated with the first room 17a that is positioned at poly-oily filter core 3 inside; Be installed in the water purification outlet pipe 20 of tank body 17 outsides, the pure water inlet 20a that the inlet of this water purification outlet pipe 20 connects tank body 17 draws the water purification of water-oil separating among the second room 17b thus.
As shown in Figure 1, be installed in the oil exit pipe 23 of tank body 17 sides, this oil exit pipe 23 communicates with the second room 17b by oil-out 23a.
After sewage enters tank body 17 from sewage inlet 19a, destroy profit molecule adhesion, via oleophylic fibrage 28 little oil droplet is gathered into larger oil droplet again via stainless steel breakdown of emulsion net 27.Like this, sewage is by the first room 17a, after filtering through poly-oily filter core 3, enter the second room 17b after, larger oil droplet is because the proportion relation swims in the water surface, and clean water is under larger oil droplet, thus realization water-oil separating.
During work, sewage through filter 34 filtrations, by draining pump 35 in water intaking valve 2 is pumped into the first room 17a, through poly-oily filter core 3, overflow by poly-oily filter core 3 sides, enter the second room 17b after the water-oil separating, in the second room 17b, oil float on the clear water water surface, realize oil and moisture from, promptly among the second room 17b with moisture from after sump oil float on the surface.Clear water after the separation flows into the excessive pipe 5 of clear water by the inlet 5a of the excessive pipe 5 of the clear water that is positioned at tank body 17 bottoms, passes through pure water inlet 20a again and is discharged by water purification outlet pipe 20, and the clear water of discharge enters water purification delivery pipe 24 through water purification vent valves 6.Oil-out 23a is arranged on a side relative with pure water inlet 20a on the tank body 17, and make oil-out 23a be higher than pure water inlet 20a, oil-out 23a communicates with the oil exit pipe or the sump oil collection container 23 of tank body 17 sides, and sump oil then flows into oil exit pipe by oil-out 23a or sump oil collection container 23 is collected.
The resistance increase of oily filter core 3 is assembled too much, gathered to dirt on poly-oily filter core 3, and this moment, valve-off 2 quit work draining pump 35; Then open valve 44, start scavenging pump 45, scavenging pump 45 extracts clear water from the second room 17b, be injected in by scavenge pipe or shower nozzle 43 on the inwall of poly-oily filter core 3, the dirt that water under high pressure will stick to the inwall of poly-oily filter core 3 washes, fall the bottom of tank body 17, open sewage blow-down valve 8, bleed off dirt by sewage inlet 19a and effluent outfall 25.
Wash down after the poly-oily filter core 3, disconnect scavenging pump 45, close clear water water intaking valve 44, close sewage blow-down valve 8 then, recover operate as normal, promptly continue to carry out water-oil separating through the sewage that filter 34 filters by poly-oily filter core 3 by draining pump 35 pumping in the first room 17a.
Embodiment two
Below in conjunction with Fig. 2 the second embodiment of the present invention is described.
As shown in Figure 2, the rinse water inlet 42 and the sewage inlet 19a of the cleaning device of second embodiment of the invention merge, the discharge outlet that is scavenging pump 45 is communicated with sewage inlet 19a by pipeline and clear water water intaking valve 44, sewage inlet 19a communicates with the first room 17a of poly-oily filter core 3 inside, and the water inlet of scavenging pump 45 is connected in the rinse water outlet 41 that the second room 17b is connected by pipeline.
Contrast accompanying drawing 2 explanation cleaning processes below: when cleaning poly-oily filter core 3 inwalls, close sewage water intaking valve 2, and draining pump 35 is quit work; Then open clear water water intaking valve 44, start scavenging pump 45, scavenging pump 45 extracts clear water by rinse water outlet 41 from the second room 17b, clear water is injected in the inside of poly-oily filter core 3 by sewage inlet 19a, the dirt that water under high pressure will stick to the inwall of poly-oily filter core 3 washes, and falls the bottom of tank body 17.
Wash down after the poly-oily filter core 3, disconnect scavenging pump 45, close clear water water intaking valve 44, open sewage blow-down valve 8 then, bleed off dirt by sewage inlet 19a and effluent outfall 25.
Afterwards, close sewage blow-down valve 8, recover operate as normal, promptly open valve 2, connect draining pump 35, continue to carry out water-oil separating through the sewage that filter 34 filters by poly-oily filter core 3 by draining pump 35 pumping in the first room 17a.
Embodiment three
As shown in Figure 3, tank body 17 bottoms are provided with independent sewage inlet 19a and sewage outlet 19b, and sewage inlet 19a and sewage outlet 19b communicate with the first room 17a respectively.Draining pump 35 links to each other with sewage inlet 19a by sewage water intaking valve 2, and sewage outlet 19b communicates with effluent outfall 25 by sewage blow-down valve 8.
The cleaning device that is equipped with on the present embodiment sewage oil separator 1 has the scavenging pump 45 that is positioned at tank body 1 outside, the water inlet of scavenging pump 45 communicates with the second room 17b of tank body 17 inside, and the discharge outlet of scavenging pump 45 communicates with the first room 17a of tank body 17 inside through clear water water intaking valve 44.In tank body 17, the first room 17a bottom that is surrounded by the inside of gathering oily filter core 3 is provided with rinse water inlet 42, position between sewage inlet 19a and sewage outlet 19b, this rinse water inlet 42 links to each other with the discharge outlet of scavenging pump 45 by pipeline, clear water water intaking valve 44; The second room 17b bottom of tank body 17 is provided with rinse water outlet 41, and this rinse water outlet 41 connects the water inlet of scavenging pump 45 by pipeline.
Be used to settle the filter core bar 16 that gathers oily filter core 3 to stand on the center of tank body 17, be positioned at the inside of poly-oily filter core 3, filter core bar 16 is a hollow-core construction, offers a plurality of spray orifices on it, its upper end closed, and the lower end communicates with rinse water inlet 42.
When filter core was cleaned, valve-off 2 quit work draining pump 35; Then open valve 44, and startup scavenging pump 45, scavenging pump 45 extracts clear water by rinse water outlet 41 from the second room 17b, by (filter core bar 16 is used to settle filter core with the rinse water inlet 42 filter core bars 16 that link to each other, play scavenge pipe simultaneously), be injected on the inwall of poly-oily filter core 3, the dirt that water under high pressure will stick to the inwall of poly-oily filter core 3 washes, and falls the bottom of tank body 17.
Open sewage blow-down valve 8, bleed off dirt, close sewage blow-down valve 8 then by sewage outlet 19b and effluent outfall 25.
Wash down after the poly-oily filter core 3, disconnect scavenging pump 45, close clear water water intaking valve 44, recover operate as normal, promptly continue to carry out water-oil separating through the sewage that filter 34 filters by poly-oily filter core 3 by draining pump 35 pumping in first room.
In addition, under the sewage inlet 19a manual blowdown valve 51 can be set, be used for sewage or dirt by manual control discharging tank body 17.
Embodiment four
With reference to Fig. 4, the structure of fourth embodiment of the invention is described.
As shown in Figure 4, by the first room 17a that the inside of gathering oily filter core 3 surrounds, first room 17a bottom is provided with independent sewage inlet 19a and sewage outlet 19b, and sewage inlet 19a and sewage outlet 19b communicate with first room separately.Draining pump 35 links to each other with sewage inlet 19a by sewage water intaking valve 2, and sewage outlet 19b communicates with effluent outfall 25 by sewage blow-down valve 8.
The cleaning device of present embodiment has the scavenging pump 45 that is positioned at tank body 17 outsides, the rinse water outlet 41 of the water inlet of scavenging pump 45 by being positioned at tank body 17 second room 17b bottom communicates with the second room 17b of tank body 17 inside, the discharge outlet of scavenging pump 45 links to each other with sewage inlet 19a through clear water water intaking valve 44, communicates with the first room 17a of tank body 17 inside by sewage inlet 19a.
When stopping up filter core 3 when the too much impurity of accumulation on the inwall of poly-oily filter core 3, the resistance of poly-oily filter core 3 increases, and this moment, valve-off 2 quit work draining pump 35; Then open valve 44, and startup scavenging pump 45, scavenging pump 45 extracts clear water by rinse water outlet 41 from the second room 17b, by rinse water inlet 42 and the internal spray water under high pressure of the sewage inlet 19a that links to each other with the rinse water inlet to poly-oily filter core 3, the dirt that water under high pressure will stick to the inwall of poly-oily filter core 3 washes, and falls the bottom of tank body 17.
Open sewage blow-down valve 8, bleed off dirt by sewage outlet 19b and effluent outfall 25.Wash down after the poly-oily filter core 3, disconnect scavenging pump 45, close clear water water intaking valve 44, close sewage blow-down valve 8, recover operate as normal, promptly pumping in the first room 17a continues to carry out water-oil separating by poly-oily filter core 3 through the sewage that filter 34 filters by draining pump 35 and sewage inlet 19a.
Embodiment five
With reference to Fig. 5, the structure of fifth embodiment of the invention is described.
As shown in Figure 5, by the first room 17a that the inside of gathering oily filter core 3 surrounds, first room 17a bottom is provided with independent sewage inlet 19a, and sewage inlet 19a communicates with the first room 17a.Draining pump 35 links to each other with sewage inlet 19a by sewage water intaking valve 2, and sewage inlet 19a also communicates with effluent outfall 25 by sewage blow-down valve 8.When sending into sewage in the first room 17a, sewage water intaking valve 2 is opened, and sewage blow-down valve 8 is closed, by draining pump 35 pumping sewage; When discharging dirt or sewage from the first room 17a, sewage water intaking valve 2 is closed and sewage blow-down valve 8 is opened, and makes dirt pass through sewage inlet 19a, effluent outfall 25 is discharged.
The discharge outlet of the scavenging pump 45 of present embodiment cleaning device communicates through clear water water intaking valve 44 and the rinse water inlet 42 that is positioned at tank body 17 bottoms, communicates with the first room 17a of tank body 17 inside by rinse water inlet 42.
When stopping up filter core 3 when the too much impurity of accumulation on the inwall of poly-oily filter core 3, the resistance of poly-oily filter core 3 increases, and this moment, valve-off 2 quit work draining pump 35; Then open valve 44, and startup scavenging pump 45, scavenging pump 45 extracts clear water by rinse water outlet 41 from the second room 17b, by rinse water inlet 42 internal spray water under high pressures to poly-oily filter core 3, the dirt that water under high pressure will stick to the inwall of poly-oily filter core 3 washes, and falls the bottom of tank body 17.
Open sewage blow-down valve 8, bleed off dirt by sewage inlet 19a and effluent outfall 25.Wash down after the poly-oily filter core 3, disconnect scavenging pump 45, close clear water water intaking valve 44, close sewage blow-down valve 8, recover operate as normal, promptly pumping in the first room 17a continues to carry out water-oil separating by poly-oily filter core 3 through the sewage that filter 34 filters by draining pump 35 and sewage inlet 19a.
As shown in Figure 6, show rearview of the present invention shown in Figure 5, present embodiment is provided with electric heater unit, be used for tank body 17 is heated so that heat its inner water and oil, comprise electric hot plate installing rack 57 and the electric hot plate 56 that is placed in wherein, tank body 17 is provided with temperature sensor installing hole 58 and is used to settle temperature sensor.
Embodiment six
With reference to Fig. 7-9, provided the structural representation that sixth embodiment of the invention has the separating oil from kitchen sewage equipment of heater.
The heater that the embodiment of the invention six is provided with, be electric heater unit, referring to Fig. 7-9, comprise the many electrothermal tubes 49 and the temperature sensor 46 that are provided with around tank body 17 internal faces, temperature in the temperature sensor 46 monitoring tank bodies by the break-make of temperature detect switch (TDS) 52 control electrothermal tubes 49, keeps certain temperature so that make in the tank body 17, prevent in the first room 17a in the sewage that oil condenses and can't pass through filter core 3, and prevent that sump oil temperature among the second room 17b from crossing low and be difficult to discharge.
The circuit diagram of electric heater unit as shown in Figure 9.Usually heating-up temperature remains on 35-80 ℃ in the tank body 17, preferred 40-70 ℃.For example temperature is set at 60 ℃, then when temperature sensor 46 detects temperature in the tank body and surpasses 60 ℃, cuts off circuit and stops heating.
In addition,,, solar heat collector can also be set, the solar collector that is included in the water-circulating pipe that is provided with in tank body 17 inner second rooms and is used for recirculated water is heated for saves energy as selection.By day, by solar collector recirculated water is heated, the water with tank interior after the circulating water flow of heating is gone into water-circulating pipe carries out heat exchange, thus sewage, clear water and the oil of heating tank body 17 inside.
Embodiment seven
With reference to Figure 10, provided the structural representation that seventh embodiment of the invention has the separating oil from kitchen sewage equipment of heater.
The hot-water heating system that the embodiment of the invention seven is provided with as shown in figure 10, heats tank body 17 inside with hot-water heating system.The hot-water line 47 that hot-water heating system comprises temperature sensor 46, thermal water source's (not shown), communicate with thermal water source's (can be life or industrial hot water supply system or heating system), the valve 47a of control hot-water line 47 break-makes and be arranged on the hot water inlet 48 that tank body 17 middle parts link to each other with hot-water line 47, valve 47a are used to open and disconnect hot-water line 47.
When starting oily-water seperating equipment and carry out work, open valve 47a, in the second room 17b of tank body 17, feed hot water by hot water inlet 48, the water and the oil of its inside is heated, the heating-up temperature in the tank body in 35-80 ℃ of scope, preferred 40-70 ℃.
For example, temperature in the tank body 17 is set at 40-60 ℃, when temperature sensor 46 detects temperature in the tank body and surpasses 60 ℃, cut off hot-water line 47 by by-pass valve control 47a, thereby stop to feed hot water, when temperature is lower than 40 ℃, connect hot-water line 47 by by-pass valve control 47a, thereby the water of tank interior and oil heat.If the hot water temperature who uses hot water supply system to supply is 60 ℃, then can disconnect valve 47a, continue hot-water supply.
Except can in tank body, feeding hot water heats, can also be by heating to its inner steam that feeds.
Although more than disclose several by way of example of the present invention, any modification, the improvement that do not deviate from the present invention's design all will fall into protection domain of the present invention defined by the claims.
Claims (10)
1, a kind of separating oil from kitchen sewage equipment comprises:
Tank body (17), bottom are established sewage inlet (19a), and the side sets out hydraulic fluid port (23a) and pure water inlet (20a);
Be installed in the water-oil separating part (3) within the tank body (17), the tubular construction that is the top seal bottom opening, inner first room (17a) that forms ccontaining sewage to be separated of tubular construction, second room (17b) of the ccontaining separating oil of formation, water between tubular construction outside and tank body (17) inwall;
Heater is used for heating in the tank body (17);
Cleaning device is used for regularly the water-oil separating part (3) in the tank body being cleaned;
The sewage water supply installation is used for to first room (17a) supply sewage to be separated.
2, a kind of separating oil from kitchen sewage equipment comprises:
Tank body (17), second room (17b) with first room (17a) of ccontaining sewage to be separated and ccontaining separated oil, water, sewage inlet (19a) is established in the bottom, and the side is provided with oil-out (23a) and pure water inlet (20a), and wherein oil-out (23a) is higher than pure water inlet (20a);
Be installed in the water-oil separating part (3) within the tank body (17), the tubular construction that is the top seal bottom opening, inner first room (17a) that forms of tubular construction, form second room (17b) between tubular construction outside and tank body (17) inwall, the bottom opening of water-oil separating part (3) leads to sewage inlet (19a), and second room (17b) communicates with oil-out (23a) and pure water inlet (20a);
Heater is used for heating in the tank body (17);
Cleaning device is used for regularly the water-oil separating part (3) in the tank body (17) being cleaned;
The sewage water supply installation is used for supplying sewage to be separated to first room (17a).
3, separating oil from kitchen sewage equipment as claimed in claim 1 or 2 is characterized in that described sewage water supply installation comprises:
The surplus sewage water discharge pump in kitchen (33) is cutting type proof submersible sand discharging pump, is arranged in the surplus source of sewage in kitchen (30), is used for the surplus sewage in pumping kitchen;
Filter (34) is used for the surplus sewage in kitchen by dredge pump (33) pumping is filtered;
Draining pump (35) will be delivered in described first room (17a) through the sewage pump that filter (34) filters.
4, as the arbitrary described separating oil from kitchen sewage equipment of claim 1 to 3, it is characterized in that described cleaning device comprises scavenging pump (45), the delivery port of scavenging pump (45) communicates with first room (17a), and its water inlet communicates with second room (17b).
5, as the arbitrary described separating oil from kitchen sewage equipment of claim 1 to 3, it is characterized in that described heater is an electric heater unit, the control piece (52) of temperature control electric heating part (49) break-make that comprise the temperature sensor (46) that detects temperature in the tank body, detects to the electric heating part (49) that heats in the tank body with according to temperature sensor (46).
6, separating oil from kitchen sewage equipment as claimed in claim 5 is characterized in that described heater is a hot-water heating system, comprises the hot-water line (47) of thermal water source, connection thermal water source and tank interior, the valve (47a) that the control hot-water line opens and closes.
7, as the arbitrary described separating oil from kitchen sewage equipment of claim 1 to 3, it is characterized in that described tubular construction comprises at least four layer materials (26 of adjacency from the inside to the outside, 27,28 and 29), wherein four layer materials are followed successively by casing play (26), breakdown of emulsion net (27), oleophylic fibrage (28) and silk screen (29).
8, separating oil from kitchen sewage equipment as claimed in claim 7 is characterized in that described casing play, breakdown of emulsion net and silk screen make by stainless steel material.
9, as claim 7 or 8 described oily-water seperating equipments, it is characterized in that: the order number of described breakdown of emulsion net is the 40-100 order, and the order number of described silk screen is the 60-120 order.
10, a kind of method of utilizing the arbitrary described separating oil from kitchen sewage equipment of claim 1 to 9 separating oil from the surplus sewage in kitchen comprises following step in sequence:
1) starts the sewage water supply installation, from the surplus source of sewage in kitchen, extract sewage, and it is pumped into first room (17a) of ccontaining sewage to be separated;
When 2) the connection heater heats tank body, make the sewage to be separated in first room (17a) be undertaken entering second room (17b) after the water-oil separating by water-oil separating part (3);
3) oil and the water that have separated in second room (17b) are discharged respectively by oil-out (23a) and pure water inlet (20a).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008102115057A CN101670193B (en) | 2008-09-10 | 2008-09-10 | Oil separating equipment for kitchen sewage and oil-water separating method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102115057A CN101670193B (en) | 2008-09-10 | 2008-09-10 | Oil separating equipment for kitchen sewage and oil-water separating method |
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| CN101670193A true CN101670193A (en) | 2010-03-17 |
| CN101670193B CN101670193B (en) | 2011-08-17 |
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| CN2008102115057A Active CN101670193B (en) | 2008-09-10 | 2008-09-10 | Oil separating equipment for kitchen sewage and oil-water separating method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102701324A (en) * | 2012-06-13 | 2012-10-03 | 长沙中联重科环卫机械有限公司 | Method and system for processing oily floaters |
| CN104609503A (en) * | 2015-02-12 | 2015-05-13 | 苏州美生环保科技有限公司 | Novel oil-water separation device |
| CN107235532A (en) * | 2017-05-16 | 2017-10-10 | 方明环保科技(漳州)有限公司 | The separator of energy oil-water separation |
| CN117619456A (en) * | 2024-01-26 | 2024-03-01 | 祁县凯盛畜产品有限公司 | Resin elution device for preparing heparin sodium crude product and process method thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1286130A (en) * | 1999-08-31 | 2001-03-07 | 白连福 | Filter tank for separating oil from water |
| CN201062214Y (en) * | 2007-06-25 | 2008-05-21 | 余福华 | Kitchen residual sewage oil separator |
-
2008
- 2008-09-10 CN CN2008102115057A patent/CN101670193B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102701324A (en) * | 2012-06-13 | 2012-10-03 | 长沙中联重科环卫机械有限公司 | Method and system for processing oily floaters |
| CN104609503A (en) * | 2015-02-12 | 2015-05-13 | 苏州美生环保科技有限公司 | Novel oil-water separation device |
| CN107235532A (en) * | 2017-05-16 | 2017-10-10 | 方明环保科技(漳州)有限公司 | The separator of energy oil-water separation |
| CN117619456A (en) * | 2024-01-26 | 2024-03-01 | 祁县凯盛畜产品有限公司 | Resin elution device for preparing heparin sodium crude product and process method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101670193B (en) | 2011-08-17 |
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