A kind of changing food waste oily water separating equipment
Technical field
The utility model relates to refuse treatment engineering technical field, particularly a kind of changing food waste oily water separating equipment.
Background technology
Along with the development of China's economy and improving constantly of living standards of the people, the catering trade in each city also enters the high speed development stage, but consequent domestic refuse, changing food waste seriously pollute urban environmental hygiene, bring great harm to the life health of numerous people.
Changing food waste is commonly called as " swill ", it is the residuum after the meal of the food and beverage enterprises such as hotel, dining room, dining room and family, mainly comprise rice and wheaten foods remnants, vegetables, vegetables oil, animal oil, meat bone class, fishbone etc., animal and plant wet goods contains the organic substance of abundant biomass energy.Changing food waste is a kind of potential resource being subject to long-standing neglect, improperly creates many social concerns owing to utilizing.Quantitatively, the quantity discharged of the big city such as Beijing, Shanghai every day all exceedes kiloton, and the medium-sized city such as Ningbo, Chengdu also to have exceed hundreds of ton every day.
Wherein, the waste oil that changing food waste profit contains is the high quality raw material of the products such as production biofuel, stearic acid and oleic acid on the one hand, has very high regeneration and is worth; , there is disadvantageous effect in the treating processes of changing food waste profit in the existence of these waste oils on the other hand, causes line clogging, parcel Supporting Media, the activity of interference microbial life etc. as easily adhered to wall; Also can cause disadvantageous effect to the quality of the resource product such as feed and fertilizer, very easily produce the carcinogenic substances such as flavacin as oil fermentation, the oxidizable of grease is become sour and the characteristic such as volatile reduces kitchen trash feed product quality.Therefore, changing food waste oily water separation can realize good carrying out resource utilization, harmless treatment to changing food waste, both can stop the harm of swill from source, can alleviate again the problem of china natural resources shortage.
According to stokes law:
in to the influential correlative factor of oil droplet ascent rate, the measure of known increase droplet diameter has two: one to be adopt porous bed material surface to have oleophilic drainage character.In general, oil, solid surface contact angle should be less than 90 °, and contact angle is less, and oleophylic wettability is better.When oil-water mixture flows through this porous material, owing to defining the little and bending mutually duct of many diameters in this porous material bed, oil-water mixture constantly changes flow direction and speed in these ducts, thus add the collision opportunity between oil droplet, impel it to be agglomerated into larger oil droplet.In addition, due to porous material vertical space smaller (equivalent diameter is less), therefore the very short range of oil-water mixture horizontal flow, oil droplet tiny in water is clung by porous material with regard to enough height that risen, and water is then flow through by the vesicular structure of this material.When the fine oil droplets constantly assembled aggregates into larger oil droplet, its Stokes power will be greater than surperficial viscous force.This oil droplet, by the driving of Stokes power, departs from porous material upwards buoyance lift, until finally emerge; Two is adopt Multilayer Structure, adopts the Multilayer Structure of low buoyance lift height, shortens the oil-water mixture residence time in a device.Increase buoyance lift area thus reduce surface load.Multi-ply wood plate is apart from narrower, and surface-area is larger, under same treatment amount, can deviate from the oil droplet that particle diameter is less, thus raising de-oiling efficiency or under identical de-oiling efficiency condition, treatment capacity raising.
Summary of the invention
In order to solve above-mentioned prior art Problems existing, the purpose of this utility model is to provide a kind of changing food waste oily water separating equipment, and this occupation area of equipment is little, running cost is low, energy consumption is little, good separating effect.
In order to achieve the above object, the utility model is achieved by the following technical solutions.
A kind of changing food waste oily water separating equipment, it is characterized in that, comprise enclosed shell, described shell upper is truncated cone shape, and middle part and bottom are drum; Described cover top portion central position offers ventilating pit, and described shell middle and lower part is provided with one or more profit inlet pipeline, and described outer casing bottom central position is provided with moisture collection mouth;
Described shell inner cavity is disposed with into water water distribution baffle plate, oil-water separating baffle and cylinder from outside to inside, described water inlet water distribution baffle plate is ring baffle, multiple the first tiny through hole is enclosed or multi-turn is provided with in the middle and lower part one of described water inlet water distribution baffle plate, described water inlet water distribution baffle plate end sealing is fixed on the inclined side of described shell upper, and described water inlet water distribution baffle plate bottom end seal is fixed in the lower surface of described shell; Described oil-water separating baffle is the uncovered truncated cone shape in top and bottom, described oil-water separating baffle inclined surface is provided with multiple the second tiny through hole, multiple described oil-water separating baffle vertical pile at described outer casing bottom on the surface, also include column, multiple described column to be evenly installed in inside described oil-water separating baffle and to be close to described oil-water separating baffle top, and the bottom of each described column is fixed on the surface of described outer casing bottom simultaneously; Described cylinder end sealing is fixed on the edge, outer ring that described shell upper is the top end face of truncated cone shape, and described cylinder bottom is not more than the longitudinally height of oil-water separating baffle described in the first layer apart from described outer casing bottom; The cover top portion scarp that described cylinder outer wall is corresponding with the space that outer casing inner wall is formed offers one or more oil content and collects mouth.
Feature of the present utility model and further improvement are:
Described column is the column of telescoping.
Evenly four columns are installed inside described oil-water separating baffle.
Described water inlet water distribution baffle plate top is fixed by welding on the inclined side of described shell upper, and described water inlet water distribution baffle plate bottom is fixed by welding in the lower surface of described shell.
Described cylinder top is fixed by welding on the edge, outer ring that described shell upper is the top end face of truncated cone shape.
The bottom of each described column is fixed on the surface of described outer casing bottom by welding or screw connection manner.
Described moisture collection mouth is provided with valve.
Compared with prior art, the utility model has technique effect significantly.
One, a kind of changing food waste oily water separating equipment of the present utility model, comprises shell, water inlet water distribution baffle plate, oil-water separating baffle, column and cylinder, shell is provided with profit inlet pipeline, ventilating pit, moisture collection mouth and oil content and collects mouth; Shell inner cavity is equiped with into water water distribution baffle plate, oil-water separating baffle, column and cylinder from outside to inside successively; Water inlet water distribution baffle plate top is welded on the scarp of cover top portion, and bottom is welded on outer casing bottom on the surface; Together, the inner side of oil-water separating baffle is equiped with column to oil-water separating baffle vertical pile, and column bottom is welded on outer casing bottom on the surface; Cylinder top is welded on the edge, outer ring of the top end face of the truncated cone shape of cover top portion, and the distance on distance outer casing bottom surface, cylinder bottom is not higher than the longitudinally height of the first layer oil-water separating baffle; This equipment is effectively by changing food waste oily water separation, and occupation area of equipment is little, and improve the utilization ratio of user to meal kitchen area, running cost is low simultaneously, does not need to consume electric energy and other energy, easy to use, is convenient to anyone operation.
Two, column is telescoping, is convenient to staff adjusts telescoping column height according to the height of oil-water separating baffle.
Three, inside oil-water separating baffle, equalization is provided with four columns, the materials of this equipment of economization, reduces the cost making this equipment.
Four, moisture collection mouth is equiped with valve, is convenient to staff and according to the situation of oily water separation, moisture is discharged, improve the efficiency of oily water separation.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 is the overall schematic of a kind of changing food waste oily water separating equipment of the present utility model;
Fig. 2 is the schematic diagram of the profile of Fig. 1;
Fig. 3 is the schematic diagram of water inlet water distribution baffle plate;
Fig. 4 is the schematic diagram of oil-water separating baffle.
In figure: 1, shell; 2, water inlet water distribution baffle plate; 3, oil-water separating baffle; 4, column; 5, moisture collection mouth; 6, profit inlet pipeline; 7, cylinder; 8, ventilating pit; 9, the first through hole; 10, the second through hole; 11, oil content collects mouth.
Embodiment
As shown in Figure 1, a kind of changing food waste oily water separating equipment of the present utility model, comprises enclosed shell 1, and shell 1 top is truncated cone shape, and middle part and bottom are drum; Shell 1 top center offers ventilating pit 8, and shell 1 middle and lower part is provided with one or more profit inlet pipeline 6, and shell 1 bottom centre position is provided with moisture collection mouth 5; Shell 1 inner chamber is disposed with into water water distribution baffle plate 2, oil-water separating baffle 3 and cylinder 7 from outside to inside, water inlet water distribution baffle plate 2 is ring baffle, multiple the first tiny through hole 9 is enclosed or multi-turn is provided with in the middle and lower part one of water inlet water distribution baffle plate 2 (as shown in Figure 3), water inlet water distribution baffle plate 2 (as shown in Figure 3) top is fixed by welding on the inclined side on shell 1 top, and water inlet water distribution baffle plate 2 (as shown in Figure 3) bottom is fixed by welding in the lower surface of shell 1; Oil-water separating baffle 3 (as shown in Figure 4) is the uncovered truncated cone shape in top and bottom, oil-water separating baffle 3 (as shown in Figure 4) inclined surface is provided with multiple the second tiny through hole 10, multiple oil-water separating baffle 3 (as shown in Figure 4) vertical pile is in shell 1 lower surface, also include can be telescopic column 4, multiple column 4 to be evenly installed in inside oil-water separating baffle 3 and to be close to oil-water separating baffle 3 top, and the bottom of each column 4 is fixed on the surface bottom shell 1 simultaneously; Cylinder 7 top is fixed by welding on the edge, outer ring that shell 1 top is the top end face of truncated cone shape, is not more than the longitudinally height of the first layer oil-water separating baffle 3 bottom the distance shell 1 of cylinder 7 bottom; The shell 1 top droop face that cylinder 7 outer wall is corresponding with the space that shell 1 inwall is formed offers one or more oil content and collects mouth 11.
Wherein, be evenly equiped with four columns, 4, four columns 4 inside oil-water separating baffle 3 and enough meet the movement preventing oil-water separating baffle, do not need too much column, reduce equipment to the utilization of material, reduce the cost making this equipment.
Wherein, moisture collection mouth 5 is equiped with valve, is convenient to staff and in time moisture is discharged according to the situation of oily water separation, improve equipment to the efficiency of oily water separation.
Be illustrated in figure 2 the profile schematic diagram of this equipment.
The principle of work of the utility model changing food waste oily water separating equipment is as follows:
Changing food waste profit is incorporated into shell 1 inwall with in the space of the formation of water inlet water distribution baffle plate 2 by profit inlet pipeline 6, profit enters in oil-water separating baffle district by multiple tiny first through hole 9 of water inlet water distribution baffle plate 2 middle and lower part, due to oil, when Gu surface contact angle should be less than 90 °, oleophylic wettability is good, therefore profit by the oil-water separating baffle 3 of truncated cone shape time, oil content sticks on oil-water separating baffle 3, and form comparatively larger oil droplet through long time integration, being separated with oil-water separating baffle compared with larger oil droplet enters in space that cylinder 7 and shell 1 inwall formed, moisture flow into bottom shell 1 by tiny second through hole 10 on oil-water separating baffle 3, and profit need into vertical pile oil-water separating baffle layer by layer 3 together, because tiny logical on oil-water separating baffle 3 is layer by layer staggered, therefore profit need into the little and mutually bending duct of many diameters, profit constantly changes flow direction and speed in these ducts, thus the collision opportunity between oil droplet is added, it is impelled to be agglomerated into larger oil droplet, comparatively larger oil droplet swims in upper strata in shell inner cavity by floating, through long time integration, the slow oil of enclosure upper strata accumulation, collect mouth 11 by oil content, oil is collected, moisture drops to outer casing bottom, is full of water through long time integration outer casing bottom, then by opening the valve on moisture collection mouth, is discharged by water, therefore this equipment is effectively by changing food waste oily water separation, running cost is low, and energy consumption is little.
Although be below described embodiment of the present utility model by reference to the accompanying drawings, but the utility model is not limited to above-mentioned specific embodiments and applications field, above-mentioned specific embodiments is only schematic, guiding, instead of restrictive.Those of ordinary skill in the art is under the enlightenment of specification sheets, and when not departing from the scope that the utility model claim is protected, can also make a variety of forms, these all belong to the row of protection of the present utility model.