A kind of removal of impurities paste mixer of changing food waste
Technical field
The present invention relates to anaerobic digestion of kitchen wastes and treatment facility, relate in particular to changing food waste material and water after mechanical crushing and stir, reach the purpose that dilution is sized mixing, simultaneously impurity in the slurries is separated.
Technical background
Food garbage refers to result from the edible remnants such as restaurant management, resident living and corporation eatery, is commonly called as swill.The quickening of socioeconomic development, people's rhythm of life and floating population's increase all can cause the fast development of catering trade, thereby produce a large amount of food garbages.The main outlet of changing food waste in the past, the one, with compensation gratis by the outskirts of a town pig farmer do not processed the big porker of feeding, deliver for sale " the rubbish pig " of thousands of heads; The 2nd, by illegal retailer reclaim refine waste grease (waste oil) after, mix in the edible oil and sell.Simultaneously, changing food waste at home most cities exists the problems such as unordered, any disposal of management, has become the primary pollution source of refuse collection, transportation and landfill disposal, has a strong impact on city look and feel, the resident is healthy and environmental quality.This shows, rationally processing changing food waste not only can reduce the garbage disposal cost, avoid environmental pollution, and can increase social resources, guarantee people physical and mental health, for promoting economic circulation development and social prosperity's harmony all to have very important and urgent realistic meaning.
At present domestic changing food waste is processed market and also is in the starting stage, the city of really setting up changing food waste processing enterprise and having gone into operation only has a few cities such as Shanghai, Beijing, and treatment scale is all less, at present, large quantities of cities have begun to carry out project investigation and report of feasibility analysis, the processing of changing food waste has caused the great attention of governments at all levels, and country has required 33 provincial capitals and key cities construction changing food waste treatment plant that changing food waste is carried out harmless treatment.
Summary of the invention
Purpose of the present invention provides a kind of removal of impurities paste mixer of changing food waste just for existing weak point in the above-mentioned prior art.The present invention is mainly used to the organic substance after the pulverizing in the changing food waste diluted and sizes mixing, and inorganic matters such as not isolated precipitation heavy substance and scum layer light materials is wherein removed, to guarantee the aerogenesis effect in anaerobic fermentation stage.
Purpose of the present invention can realize by following technique measures:
The removal of impurities paste mixer of changing food waste of the present invention comprises casing, chain type removal of impurities mechanism and the agitator of ship shape structure; Be provided with tightening box at described casing one end, the other end is provided with driving box, described chain type removal of impurities mechanism by be arranged on tightener sprocket in the tightening box, be arranged on the drive sprocket that is driven by power set in the driving box and the forward and backward top guide wheels that are arranged on the bending place in the casing and forward and backward bottom guiding wheels along casing vertically in profile be arranged in the casing; Above the upper strata driving-chain between the forward and backward top guide axle group, screen cloth is being installed, above the driving-chain of driving box upper strata, the scum silica frost spraying mechanism is installed, cavity between the upper and lower layer driving-chain of chain type removal of impurities mechanism is divided into stirring area and settling zone by tabula from wallboard, described agitator is installed in the stirring area, below the driving box end, be provided with the scum silica frost outlet, be provided with the grease floss hole that is connected with grease accumulation regions more than the screen cloth at the sidewall of casing; Liquid material storage pump box after the cabinets cavity bottom that described driving box arranges end is provided with removal of impurities, this liquid material storage pump box is connected with the liquid material draw-off pump by the pump box flange that arranges on the tank wall; In tightening box, be provided with the sediment spraying mechanism, be provided with the sediment outlet in the tightening box end.
The present invention is provided with chamber door, liquid level sensor, dilution mouth at the sidewall of described casing, and the effect of described dilution mouth is to add dilution by the dilution mouth in casing.
Tightener sprocket described in the present invention, drive sprocket are the drive sprocket of round-link chain structure (or the applicable type of belt drive structure of other any known), are fixed on the axle by expansion sleeve (25); Described forward and backward top guide wheels and forward and backward bottom guiding wheels all form by be fixed on the axle upper block by expansion sleeve, and described guide wheel is the round-link chain structure.
Agitator described in the present invention is installed in stirring area one side.Its objective is does not affect charging, and crushing rear material and water are stirred, and reaches the purpose that dilution is sized mixing.
Casing described in the present invention is welded by corrosion resistant plate and stainless steel square cannon born frame, more can adapt to the environment of cargo sweat.
The handled material of the present invention is the changing food waste through pulverization process; Described stirring area is that material enters the district, the effect that the settling zone is light except having, also have grease to separate the Weight material separation; Hydraulic pressure and the spray angle of spraying mechanism that is arranged on scum silica frost discharge area (scum silica frost outlet zone of living in), sediment discharge area (sediment outlet zone of living in) is adjustable, in liquid material storage pump box present position two liquid level sensors is installed; Described chain type removal of impurities mechanism is comprised of two groups of chains and scraper plate; adopt chain transmission (or other type of belt drive); realize overload protection between sprocket wheel and the rotating shaft simultaneously; prevent from damaging when chain from being interfered motor and reductor; one group of driven pulley arranges tensioning function, prevents from that chain is lax to come off.Described agitator is installed in the stirring area of casing, realizes homogenizing of slip.
Beneficial effect of the present invention is as follows:
The present invention is mainly used to the organic substance after the pulverizing in the changing food waste diluted and sizes mixing, grease is collected, chain type removal of impurities mechanism moves along box outline, can guarantee wherein precipitation heavy substance and the inorganic matters such as scum layer light materials of liquid level are removed, to guarantee the aerogenesis effect in anaerobic fermentation stage.
Description of drawings
Fig. 1 is three-dimensional structure diagram of the present invention.
Fig. 2 is structural representation of the present invention.
Fig. 3 is the rearview of Fig. 2.
Fig. 4 is main cutaway view of the present invention.
Fig. 5 is the transmission schematic diagram of chain type removal of impurities of the present invention mechanism.
The structural representation of Fig. 6 drive sprocket.
Fig. 7 is the structural representation (structure of top guide wheel, bottom guide wheel is identical with the structure of distend wheel) of tightener sprocket.
Sequence number among the figure: (1) tightening box, (2) front, rear top guide wheels, (3) agitator, (4) chain type removal of impurities mechanism, (5) screen cloth, (6) scum silica frost spraying mechanism, (7) driving box, (8) drive sprocket, (9) scum silica frost outlet, (10) liquid level sensor, (11) pump box flange, (12) pump connector, (13) main part casing, (14) chamber door, (15) front, rear bottom guiding wheels, (16) dilution mouth, (17) sediment spraying mechanism, (18) tightener sprocket, (19) sediment outlet, (20) tabula is from wallboard, (21) expansion sleeve, (22) grease floss hole.
The specific embodiment
The present invention is further described below with reference to embodiment (accompanying drawing):
Such as Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, the removal of impurities paste mixer of changing food waste of the present invention comprises casing (13), chain type removal of impurities mechanism (4) and the agitator (3) of ship shape structure; Be provided with tightening box (1) at described casing (13) one ends, the other end is provided with driving box (7), described chain type removal of impurities mechanism (4) is by being arranged on tightener sprocket (18) in the tightening box, being arranged on the drive sprocket (8) that is driven by power set in the driving box and the forward and backward top guide wheels (2) that are arranged on the bending place in the casing and forward and backward bottom guiding wheels (15) and being arranged in the casing along the vertically interior profile of casing; Before being positioned at, the top of the upper strata driving-chain between the rear top guide axle group is equipped with screen cloth (5), the top of upper strata driving-chain is equipped with scum silica frost spraying mechanism (6) between rear top guide axle group and driving box (7), be positioned at the upper of chain type removal of impurities mechanism (4), cavity between lower floor's driving-chain is divided into stirring area and settling zone by tabula from wallboard (20), described agitator (3) is installed in the stirring area, below in driving box (7) end is provided with scum silica frost outlet (9), be provided with the grease floss hole (22) that is connected with grease accumulation regions more than the screen cloth (5) at the sidewall of casing (13), grease is collected or is transported after flowing out by floss hole; Liquid material storage pump box after casing (13) the inner chamber bottom that described driving box (7) arranges end is provided with removal of impurities, this liquid material storage pump box is connected with the liquid material draw-off pump by the pump box flange (11) that arranges on the tank wall; In tightening box (1), be provided with sediment spraying mechanism (17), be provided with sediment outlet (19) in tightening box (1) end; Be provided with chamber door (14), liquid level sensor (10), dilution mouthful (16) at the sidewall of described casing (13) and mouthful in casing, add dilution by dilution.
Such as Fig. 6, shown in Figure 7, the drive sprocket described in the present invention (8) is the drive sprocket (or other type of belt drive structures) of round-link chain structure, is fixed on the axle by expansion sleeve (21); As shown in Figure 6, described forward and backward top guide wheels (2) are identical with tightener sprocket (18) structure with the structure of forward and backward bottom guiding wheels (15), all form by be fixed on the axle upper block by expansion sleeve.
As shown in Figure 3, the agitator described in the present invention (3) is installed in stirring area one side.Its objective is does not affect charging, and crushing rear material and water are stirred, and reaches the purpose that dilution is sized mixing.
Casing described in the present invention is welded by corrosion resistant plate and stainless steel square cannon born frame, more can adapt to the environment of cargo sweat.
Chain type removal of impurities mechanism (4) described in the present invention drives round-link chain (or other type of belt drive structures) along the interior profile of whole casing by sprocket wheel, realizes transportation and the discharge of floating impurity and precipitated impurities by the scraper plate in the chain type removal of impurities mechanism (4).Screen cloth (5) is pressed in light materials below the filter screen, and the scraper plate in the chain type removal of impurities mechanism (4) moves below screen cloth (5) and takes away light materials impurity, and screen cloth (5) is above to be the grease accumulation regions, and grease flows out by the hydraulic fluid port of casing side.Agitator (3) is with moving vane to stir material by the motor-driven shaft simultaneously, and the moisture content according to material in the time of stirring increases water.Material after the stirring flows into pump box by overflow type, and material is drawn into the anaerobic jar fermentation by pump from pump box in the pump box.
More specifically: as shown in Figure 4, described tabula is divided into stirring area and settling zone from wallboard (20) with box house, is stirring area with a side of agitator, and opposite side is the settling zone.Material enters above stirring area in the casing, through after stirring above isolated wall plate and below enter the settling zone, light materials floating in the settling zone, heavy substance sinks, and by chain type removal of impurities mechanism floating substance and deposit is discharged.
As shown in Figure 5, the transmission mechanism of removal of impurities paste mixer is linked transmission.Chain type removal of impurities mechanism (4) is driven by drive sprocket (8), and forward and backward top guide wheels (2) and forward and backward bottom guiding wheels (15) play the effect of changed course, and driving-chain comes adjusting tightness by tightener sprocket (18).