CN105060646B - Small-sized kitchen wastewater purification device - Google Patents

Abstract

The invention discloses a small-sized kitchen wastewater purification device, and relates to the kitchen wastewater purification device which comprises an anaerobic water storage tank and a filter groove, wherein the anaerobic water storage tank comprises a closed tank body; an inlet is arranged at the lower part of the tank body; two or more guide plates are arranged in the tank body; the upper ends of all the guide plates are arranged on the tank body; the lower ends of all the guide plates tend to gather together, so as to form a gathering opening; the guide plates divide the interior of the tank body into an upper layer and a lower layer; an exhaust escaping outlet and a tail water output pipe are arranged at the upper layer of the tank body; kitchen wastewater entering the tank body from the inlet in the lower part of the tank body is subjected to precipitation, anaerobic fermentation, and separation from floating objects, and then the treated kitchen wastewater overflows from the tail water output pipe and is outputted to the filter groove; the filter groove comprises a groove body of which the upper end is opened; a cinder layer is paved in the groove body; the treated kitchen wastewater entering the filter groove is purified after flowing through the cinder layer, and the purified kitchen wastewater flows from an outlet in the bottom of the filter groove. The small-sized kitchen wastewater purification device has the advantages that miniaturization of a purification device can be realized under the premise that kitchen wastewater is purified.

Description

Miniaturization kitchen waste water purifier

Technical field

The present invention relates to kitchen waste water purifier technical field, specially a kind of miniaturization kitchen waste water purifier.

Background technology

The miniaturization of artificial swamp and class constructed wetland sewage purification system, three-dimensional have become wastewater treatment in China skill The developing direction of art.The driving force that wastewater processing technology family oriented, miniaturization technology from the developed country such as America and Europe develop is different, China's development of small-scale, a very big reason of three-dimensional artificial sewage's treatment technology be people ground contradiction compared with American-European countries more Greatly.Traditional Man wetland floor space is big, and hydraulic detention time of the sewage in artificial swamp is long, although from terms of effluent quality, Artificial Wetland Techniques are a kind of efficient sewage purification technologies, but from terms of unit area sewage purification ability, artificial swamp Technology is a kind of sewage purification technology of inefficiency.Floor space big this shortcoming also obstacle Artificial Wetland Techniques in China Popularization.Overcome the defect that artificial swamp is intrinsic, realize artificial swamp three-dimensional, miniaturization, be that China is promoting artificial swamp With a problem during class artificial swamp sewage purification technology.

In terms of artificial swamp and class Constructed Wetland For Purifying technological innovation, China scientific worker has been made very big Effort.In general, three-dimensional, the developing direction of miniaturization technology are mainly reflected in two aspects：（1）To realize sewage purification The miniaturization of system itself, three-dimensional are main striving direction；（2）Fully to develop the untapped potential use work(of existing utility Can, realize that dual-use material is even multiplex, reach the target for not accounting for additional areas and realizing sewage purification.

Cao Huaying etc. devises a kind of sewage purification system constructed by ecology bag（201410083106.2）, the system exists Technical is mainly technology prototype with surface current artificial wetland, but increased the matrix body stacked with packed matrix, be increased wet The space of ground plant growth, improves the purification function of system to a certain extent.Urban and rural planning design and research institute of Zhejiang Province proposes Stereoscopic landscape artificial wet land system（201410814992.1）, its technology prototype is subsurface constructed wetland, with traditional undercurrent Artificial swamp is compared, and which employs helical form ledge structure, makes sewage purification system be easier to be merged with surrounding landscape, is drawn Distance closely between resident.The Landscape-type multifunctional three-dimensional artificial wetland of the propositions such as Zhao Liqun（201210395150.8）In structure On realize breakthrough, by Design of Constructed Wetland be floor shape, current is flowed layer by layer from top to bottom, reach The purpose for saving land.But what the stereoscopic artificial wetland of the propositions such as Zhao Liqun was followed in know-why is the technology of Traditional Man wetland Principle, therefore the requirement of its interlamellar spacing is very big, in 3-6m.This is primarily to adapt to the growth of wetland plant, and its artificial swamp Length-width ratio also in compliance with Traditional Man wetland commonly use 1:3 ratio.These design features so that the design volume is big, weight Weight.Due to interlayer light-shading effect, the comparing that this artificial swamp will be forced to make is narrow.Therefore this cleaning system is imitated in purification Fruit and efficiency of both coordinate on will be extremely difficult, relative parameters setting it is incorrect, it would be possible to be difficult to reach expection Effect.Although above-mentioned technical proposal varies in implementation, the general principle that it is followed all is that Traditional Man is wet Three kinds of typical structures on ground, due to Artificial Wetland Techniques technology restriction inherently, the reality in terms of miniaturization, three-dimensional Effect is still than relatively limited.

Kitchen waste water with municipal comprehensive wastewater before mixing, although its composition is complicated, substantially with nontoxic aerobic thing Matter is constituted.From from the point of view of water environment protection, as long as aerobic substance, the phosphorus containg substances that can successfully go in water removal, just having can The harmless discharge of kitchen waste water can be realized.The ammonia of release is decomposed in kitchen waste water, can be converted into quickly under aerobic environment Nitrate nitrogen, and nitrate nitrogen is not intended as a kind of important controlling elements in water quality environment.Therefore, the above-mentioned spy based on kitchen waste water Levy, the purifier that the application devises a kind of light weight, small volume, is easily achieved aerobic environment, realizing kitchen waste water purification While, realize the miniaturization of kitchen waste water purifier.

The content of the invention

It is an object of the invention to provide one kind miniaturization kitchen waste water purifier, it can complete net to kitchen waste water While change, the miniaturization of purifier is realized.

To achieve the above object, the technical scheme is that：Miniaturization kitchen waste water purifier, including an anaerobism Water tank and a lautertuns, anaerobism water tank are used to receive kitchen waste water and carry out anaerobic fermentation and preliminary pulp water separation, Lautertuns is used to receive the kitchen waste water after the treatment of anaerobism water tank, and the water-soluble organic pollutant in waste water is intercepted, and Decomposed through aerobic microbiological and removed, the anaerobism water tank includes the tank body of a closing, and tank body lower part is provided with input port, inside it At least two deflectors are provided with, the upper end of each deflector is arranged on tank body, lower end is in mutually to gather trend and form one to gather Hold together mouth, tank interior is divided into upper and lower two-layer by deflector, and upper strata tank body is provided with waste gas escape orifice, from tank body lower part input port Into the kitchen waste water in tank body through precipitation, anaerobic fermentation, and run up to it is a certain amount of after, the floating object in waste water is in deflector Rise under guiding and be gathered in the corner between deflector and tank wall, and waste water enters into tank body through described mouth of gathering Upper strata, and the overfall of tail water efferent duct through being set in tank body upper strata entered into export to lautertuns in tail water efferent duct, Lautertuns includes the open cell body in a upper end, and cinder layer is equipped with cell body, and the waste water entered into lautertuns is flowing through coal Purification is completed after slag blanket, and the delivery outlet outflow set from filtering trench bottom.

Further, the deflector in the anaerobism water tank includes two baffle upper plates and two chin spoilers, two Baffle upper plate is oblique and is symmetrical arranged, and the upper end of two baffle upper plates is separately positioned on tank body, and lower end is in mutually to lean on Holding together has spacing between trend and both lower ends, two chin spoilers are respectively parallel to two baffle upper plates and set, parallel to set There is gap, the lower end of two chin spoilers links together and led so as to form one between the baffle upper plate and chin spoiler put Chute, less than the position where two chin spoiler upper ends, tank interior is by two for the position where two baffle upper plate lower ends Baffle upper plate and two chin spoilers are divided into upper and lower two-layer, and the floating object in waste water rises simultaneously under the guiding of upper and lower deflector It is gathered in the corner between baffle upper plate and tank wall, and waste water enters through the gap between baffle upper plate and chin spoiler To tank body upper strata.

Gap between the baffle upper plate and chin spoiler of the parallel setting is 5cm, two baffle upper plate lower ends it Between spacing be 20cm.

The overfall of the tail water efferent duct is set upward, and anti-slag cover is provided with above overfall, and anti-slag cover is The cover body of one lower ending opening.

The overfall is 5cm apart from the height of anti-slag cover upper end wall, and the circumferential side wall of anti-slag cover cover body is apart from overflow The horizontal range of tail water efferent duct is 5cm at mouthful.

The lautertuns is horizontally disposed with, and the thickness of cinder layer is 10cm in cell body.

Beneficial effect：The present invention carries out preliminary treatment by the anaerobism water tank for setting to kitchen waste water, by tank body Be separated from water for floating object in kitchen waste water and come and removes by the upper and lower deflector of interior setting, and the dregs in waste water are in tank body Interior natural subsidence removal, particulate matter and part aqueous organic matter in waste water are removed after being decomposed through anaerobic fermentation.

Lautertuns is introduced to through the kitchen waste water after anaerobism water tank preliminary treatment, by the cinder layer laid in lautertuns Absorption interception is carried out to the water-soluble organic pollutant in waste water and a small amount of particulate organic matter, after current outflow filter groove, The pollutant exposure of absorption in atmosphere, in oxygen-enriched environment, such that it is able to realize aerobic decomposition, finally realizes kitchen waste water Purification.

Purifier simple structure of the invention, it is easy to safeguard, to the good purification of kitchen waste water, is not easily blocked, from And be conducive to the realization of clean-up effect, it is also beneficial to promote.Purifier occupation of land is small, has both realized to the net of kitchen waste water Change, the miniaturization of purifier is realized again, saved soil, be particularly suitable for carrying out sewage in the small town of rural area, village Purification.

Because the filler in lautertuns is made up of cinder, therefore purifier overall weight of the invention is light, can be with The ground such as external wall of house are mounted on, are that purifier of the present invention realizes that three-dimensional provides the foundation.

Using purifier of the invention, the total release of domestic waste water is advantageously reduced, realization is defended lavatory waste water and individually received Collection, so as to improve the content of nutrient in the dirt of septic tank excrement, is conducive to realizing recycling to septic tank excrement dirt.

Brief description of the drawings

Fig. 1 is structural representation of the invention.

Marked in figure：1st, input port, 2, baffle upper plate, 3, chin spoiler, 4, waste gas escape orifice, 5, tail water efferent duct, 6th, overfall, 7, anti-slag cover, 8, anaerobism water tank, 9, lautertuns, 10, cinder layer.

Specific embodiment

As shown in figure 1, miniaturization kitchen waste water purifier, including an anaerobism water tank 8 and a lautertuns 9, detest Oxygen water tank 8 is used to receive kitchen waste water and carries out anaerobic fermentation and preliminary pulp water separation, and lautertuns 9 is used to receive anaerobism storage Kitchen waste water after the treatment of water pot 8, the water-soluble organic pollutant in waste water is intercepted, and is gone through aerobic microbiological decomposition Remove, the anaerobism water tank 8 includes the tank body of a closing, tank body lower part is provided with input port 1, is internally provided with least two water conservancy diversion Plate, the upper end of each deflector is arranged on tank body, and mouth is gathered in mutually gathering trend and form one in lower end, and deflector is by tank body Inside is divided into upper and lower two-layer, and upper strata tank body is provided with waste gas escape orifice 4, from the kitchen that tank body lower part input port 1 enters in tank body Waste water through precipitation, anaerobic fermentation, and run up to it is a certain amount of after, the floating object in waste water rises and assembles under the guiding of deflector In corner between deflector and tank wall, and waste water enters into tank body upper strata through described mouth of gathering, and through on tank body The overfall 6 of the tail water efferent duct 5 set in layer is entered into tail water efferent duct 5 to export to lautertuns 9, and lautertuns 9 includes The open cell body in one upper end, is equipped with cinder layer 10 in cell body, the waste water entered into lautertuns 9 flow through cinder layer 10 it Purification is completed afterwards, and the delivery outlet outflow set from the bottom of lautertuns 9.

The mouth of gathering of above-mentioned each deflector lower end formation prevents most floating object to enter tank body upper strata, but still has portion Floating object is divided to enter tank body upper strata, further, in order to floating object gathers mouth into tank body upper strata through described in reducing waste water, Anaerobism water tank is improved to the separating effect of floating object in waste water, is optimized for the deflector in tank body, it is specific as follows：Institute The deflector stated in anaerobism water tank includes two baffle upper plates 2 and two chin spoilers 3, and two baffle upper plates 2 are inclined Shape is simultaneously symmetrical arranged, and the upper end of two baffle upper plates 2 is separately positioned on tank body, and lower end is in mutually to draw close trend and both lower ends Between there is spacing, two chin spoilers 3 are respectively parallel to two baffle upper plates 2 and set, the He of baffle upper plate 2 of parallel setting There is gap, the lower end of two chin spoilers 3 links together so as to form a guiding gutter, on two between chin spoiler 3 Less than the position where two upper ends of chin spoiler 3, tank interior is by two baffle upper plates 2 for position where the lower end of deflector 2 It is upper and lower two-layer with two 3 points of chin spoilers, the floating object in waste water rises and be gathered under the guiding of upper and lower deflector In corner between baffle upper plate 2 and tank wall, and waste water is entered into through the gap between baffle upper plate 2 and chin spoiler 3 Tank body upper strata.By the collective effect of upper and lower deflector, the floating object for entering into tank body upper strata is significantly reduced.

Further, the overfall 6 of the tail water efferent duct 5 is set upward, and is provided with anti-in the top of overfall 6 Slag cover 7, anti-slag cover 7 is the cover body of a lower ending opening.A small amount of floating object that anti-slag cover 7 is used to prevent from entering tank body upper strata enters tail Water delivery pipe 5, can further increase the separating effect of floating object in waste water.

In specific implementation, the tank body of anaerobism water tank 8 may be designed as cylindric or cube like structure, and the present invention is with vertical Explanation as a example by cube shape structure.Tank body 100cm long, width 30cm, 60cm high, about 180 liters of volume open up waste gas at height 58cm Escape orifice 4, and the pvc pipe that internal diameter is 1cm is installed, to draw outside tank body, supply and discharge goes out waste gas.

In height to be respectively symmetrically two upper ends of baffle upper plate 2 of installation in the inner tank wall at 58cm, baffle upper plate 2 Lower end is concordant with 28cm height.The length of two baffle upper plates 2 is 50cm, and width is identical with tank body width, two upper water conservancy diversion The spacing of the lower end of plate 2 is 20cm.

The length of two chin spoilers 3 is 25cm, and both are bonded together lower end, and in tank body width Line.The sidepieces of the guiding gutters that two chin spoilers 3 are formed are arranged on tank body, chin spoiler 3 and the parallel installation of baffle upper plate 2, Gap between the baffle upper plate 2 and chin spoiler 3 of parallel setting is 5cm.

Anti-slag cover 7 is arranged at highly for 50cm, and its width is 20cm, is highly 15cm.Anti-slag cover 7 is lower ending opening Cover body, its shape of cross section can be circular or rectangle.The tail water output at overfall of the circumferential side wall of anti-slag cover cover body The horizontal range of pipe 5 is 5cm.

Tail water efferent duct 5 uses internal diameter to be made for the pvc pipe of 10cm, height of its overfall 6 apart from the upper end wall of anti-slag cover 7 It is 5cm to spend, and occupy the centre of anti-slag cover 7.

The input port 1 for being used to receive kitchen waste water is located at the 10cm of tank body height, and installs waste water input pipe, and waste water is defeated Entering pipe uses internal diameter to be made for the pvc pipe of 10cm.

Wherein, the overfall 6 is 5cm, the circumferential side wall of the cover body of anti-slag cover 7 apart from the height of the upper end wall of anti-slag cover 7 The horizontal range of tail water efferent duct 5 is 5cm at overfall 6.Between anti-slag cover 7 and tail water efferent duct 5 this height and away from Enter tail water efferent duct 5 from being more beneficial for preventing floating object.

Gap between the baffle upper plate 2 and chin spoiler 3 of the parallel setting is 5cm, two lower ends of baffle upper plate 2 Between spacing be 20cm.The design of this two spacing causes that floating object is best with the separating effect of waste water.

Kitchen waste water is by after the preliminary treatment of anaerobism water tank 8, the dregs precipitation removal in waste water, floating object is divided Leave away and remove, particulate matter and part aqueous organic matter are decomposed through anaerobic fermentation and removed, remaining mainly water-soluble in waste water Property organic pollution, the waste water overflowed from the tail water efferent duct 5 of anaerobism water tank 8 causes

Lautertuns 9 is further purified.

The width of lautertuns 9 is 30cm, is highly 20cm, and length can be configured as needed, and 6m is not shorter than typically, Filling 10cm thick cinder layer in groove, lautertuns is horizontally disposed with, i.e. both ends horizontal.Tail water after the preliminary treatment of anaerobism water tank 8 Lautertuns is first introduced with aqueduct, current flow to the cell body other end under the flow of water effect of self-assembling formation, in this process, by Some flows of water formed during lautertuns two ends do not have difference in height, flow of water head to rely solely on into water, therefore current phase To relatively slower, too fast lautertuns will not be flowed through.Water by after whole lautertuns, the water-soluble organic matter in water and a small amount of Grain organic matter is intercepted and adsorbed by cinder layer 10, so as to realize the purification of kitchen waste water.Due to household kitchen water be usually with What breakfast, lunch and dinner were produced together, therefore, as water for kitchen use terminates, the tail water in anaerobism water tank 8 also stops going successively to lautertuns 9, the cinder layer in lautertuns falls dry.In this course, the organic matter for being adsorbed on cinder layer is exposed in atmosphere, in oxygen-enriched Environment, such that it is able to obtain decomposing, purifying in the presence of aerobic microbiological, the phosphorus discharged in decomposable process is cinder layer institute It is fixed, removed；The nitrogen discharged in decomposable process is nitrified by nitrobacteria, is converted into nitrate nitrogen；Nitrate nitrogen part is micro- Outside biological fixation, it is out-of-date that major part is flowed through in water next time, and lautertuns is taken out of by current.Due to the thickness of cinder layer in lautertuns Control is conducive to the oxygen in air to be diffused into whole cinder layer in 10cm, so that whole cinder layer is in aerobic state, has Beneficial to the fast decoupled for ensureing organic matter.

Waterlogging drought-enduring plant can be planted in lautertuns, such as rye grass, bracketplant, on the one hand can strengthen what is beautified the environment Effect, absorption of the another aspect plant to nitrogen phosphorus helps further to improve the clean-up effect of system.It should be noted that mistake Plant in filter pocket it is not necessary to.

Claims (5)

1. kitchen waste water purifier is minimized, it is characterised in that：Including an anaerobism water tank and a lautertuns, anaerobism storage Water pot is used to receive kitchen waste water and carries out anaerobic fermentation and preliminary pulp water separation, and lautertuns is used to receive at anaerobism water tank Kitchen waste water after reason, the water-soluble organic pollutant in waste water is intercepted, and decomposes removal through aerobic microbiological, described to detest Oxygen water tank includes the tank body of a closing, and tank body lower part is provided with input port, is internally provided with least two deflectors, each deflector Upper end be arranged on tank body, mouth is gathered in mutually gathering trend and form one in lower end, be divided into for tank interior by deflector, Lower two-layer, upper strata tank body is provided with waste gas escape orifice, from tank body lower part input port into the kitchen waste water in tank body through precipitating, detesting Aerobe fermentation, and run up to it is a certain amount of after, the floating object in waste water rises under the guiding of deflector and is gathered in deflector and tank In corner between body sidewall, and waste water enters into tank body upper strata, and the tail through being set in tank body upper strata through described mouth of gathering The overfall of water delivery pipe is entered into export to lautertuns in tail water efferent duct, and lautertuns includes the open groove in a upper end Body, is equipped with cinder layer in cell body, the waste water entered into lautertuns completes purification after cinder layer is flowed through, and from lautertuns The delivery outlet outflow that bottom is set；

Deflector in the anaerobism water tank includes two baffle upper plates and two chin spoilers, and two baffle upper plates are in incline Ramp-like and be symmetrical arranged, the upper end of two baffle upper plates is separately positioned on tank body, lower end in mutually draw close trend and both under There is spacing, two chin spoilers are respectively parallel to two baffle upper plates and set between end, the baffle upper plate of parallel setting and There is gap, the lower end of two chin spoilers links together so as to form a guiding gutter, led on two between chin spoiler Less than the position where two chin spoiler upper ends, tank interior is by two baffle upper plates and two for position where stream plate lower end Chin spoiler is divided into upper and lower two-layer, and the floating object in waste water rises under the guiding of upper and lower deflector and is gathered in baffle upper plate In corner between tank wall, and waste water enters into tank body upper strata through the gap between baffle upper plate and chin spoiler.

It is 2. as claimed in claim 1 to minimize kitchen waste water purifier, it is characterised in that：Led in the parallel setting Gap between stream plate and chin spoiler is 5cm, and the spacing between two baffle upper plate lower ends is 20cm.

It is 3. as claimed in claim 1 to minimize kitchen waste water purifier, it is characterised in that：The overflow of the tail water efferent duct Mouth is set upward, and anti-slag cover is provided with above overfall, and anti-slag cover is the cover body of a lower ending opening.

It is 4. as claimed in claim 3 to minimize kitchen waste water purifier, it is characterised in that：The overfall is apart from anti-slag cover The height of upper end wall is 5cm, and the circumferential side wall of the anti-slag cover cover body horizontal range of tail water efferent duct at overfall is 5cm。

It is 5. as claimed in claim 1 to minimize kitchen waste water purifier, it is characterised in that：The lautertuns is horizontally disposed with, The thickness of cinder layer is 10cm in cell body.