CN208008594U - A kind of more material anaerobic fermented liquid equipment for separating liquid from solid containing kitchen garbage - Google Patents

Abstract

A kind of more material anaerobic fermented liquid equipment for separating liquid from solid containing kitchen garbage, belong to kitchen garbage processing technology field.The first discharge port for filtering squeezer connects gun barrel feed inlet by pipeline, gun barrel overflow port is connected to the first conditioner by pipeline, submersible sewage pump is set in first conditioner, the connection of submersible sewage pump discharge port folds spiral shell and concentrates machine inlet, second discharge port of folded spiral shell thickener is connected to the second conditioner by pipeline, second conditioner connects plunger pump feed inlet by pipeline, plunger pump discharge port connects sheet frame feed opening of press filter, the solid slag collection bucket of plate and frame filter press connects defeated slag screw feed en-trance, and defeated slag spiral discharging mouth connects residue receiving box.The utility model is directed to material characteristic, original anaerobic fermented liquid solid-liquid separating equipment for having kitchen garbage to participate in is led to the problem of at runtime and is gradually decomposed, improve operation stability, ensure treatment effect, reduce operating cost, secondary pollution is reduced, the solid slag obtained after separation of solid and liquid meets national standard.

Description

A kind of more material anaerobic fermented liquid equipment for separating liquid from solid containing kitchen garbage

Technical field

The utility model is related to a kind of more material anaerobic fermented liquid equipment for separating liquid from solid containing kitchen garbage, belong to kitchen rubbish Rubbish processing technology field.

Background technology

Kitchen garbage main source be kitchen industry and unit dining room, due to manage at present and collection in terms of existing for it is many Factor makes the kitchen garbage complicated component into factory, ingredient be possibly including, but not limited to：Oil, water, pericarp, vegetables, rice and flour, Fish, meat, bone and useless tableware, glass container, metal implements, plastics, paper handkerchief etc..According to its combustion, domestic kitchen rubbish Rubbish mainstream treatment process is pretreatment+anaerobic digestion.Currently, in field of garbage disposal, business cycle garden pattern is being established, and is The total engineering that the municipal refuses such as house refuse, municipal sludge, urban night soil, kitchen are uniformly processed at a garden, kitchen The rubbish scale of construction is smaller, and individually processing investment is big of high cost, and processing is cooperateed with to be combined with organic matters such as municipal sludge, urban night soils Anaerobic digestion is new trend.

There are a variety of organic matter material anaerobic fermentation liquid that kitchen garbage participates in contain plastics, fiber, sludge, suspension The impurity such as grain, undegraded grease, stickiness is larger, solid content about 3-4%, suspended solid about 2%.The country is at present to there is kitchen garbage The research of zymotic fluid solid-liquid separation process is less after the organic matter anaerobism of participation, and municipal administration is mostly directly used building or having run project Common dewatering technology of mud method and apparatus in sewage disposal, such as centrifugal dehydration, frame dehydration, belt press filtration, drying and processing Deng, but since anaerobic fermented liquid contains the characteristic of suspended solid and grease, there are various problems in actual motion.

Centrifugal dehydration goes out clear liquid solid content about 1%-1.5%, and slag tap moisture content about 85%-80%；Plant capacity is larger, Power consumption is high, and operation noise is big, and kitchen garbage solid content height can cause the easy blocking of equipment, need maintenance down, maintenance maintenance difficulty Greatly.Centrifuge moisture content of slagging tap is up to 80%, cannot meet national standard《Household refuse landfill sites contamination control standard》 " solid phase residue water content of matter after the biological treatments such as anaerobic methane production is less than 60%, can be with for defined in (GB 16889-2008) Into household refuse landfill sites landfill stabilization " requirement.

Belt press filtration and plate compression both methods are relatively good to inorganic Treatment of Sludge effect, and kitchen garbage contains dynamic Vegetable fat and suspended particulate substance etc. can block filter cloth in operation, substantially reduce working efficiency and the water outlet mud extraction of filter press Index, operating cost is higher, long operational time.Belt press filtration and plate compression both dewatering process need to add lime conduct Conditioner, lime can cause secondary pollution in use, while influence the recycling again of solid slag after dehydration；Beijing at present Existing sewage treatment plant of city must not clearly use lime in actual use, therefore searching can substitute lime but without secondary The pharmaceutical preparations of pollution are also active demand.

Drying and processing：Technological requirement and processing target can be met, can adjust solid content of slagging tap on demand, but technique Equipment energy consumption is very high, is not economically viable optimal selection.

Invention content

For overcome the deficiencies in the prior art, the utility model provides a kind of more material anaerobic fermented liquids containing kitchen garbage Equipment for separating liquid from solid.

A kind of more material anaerobic fermented liquid equipment for separating liquid from solid containing kitchen garbage contain filtering squeezer, water-oil separating Tank, folded spiral shell thickener, plate and frame filter press, the first conditioner and the second conditioner, the first discharge port for filtering squeezer pass through pipe Road connects gun barrel feed inlet, and gun barrel overflow port is connected to the first conditioner by pipeline, in the first conditioner Submersible sewage pump is connected, the connection of submersible sewage pump discharge port folds spiral shell and concentrates machine inlet, and the second discharge port of folded spiral shell thickener is connected by pipeline It is connected to the second conditioner, the second conditioner connects plunger pump feed inlet by pipeline, and plunger pump discharge port connects plate and frame filter press The collection bucket of slagging tap of feed inlet, plate and frame filter press connects defeated slag screw feed en-trance, and defeated slag spiral discharging mouth connects residue receiving box.

Filter squeezer：The output axis connection cone-type spiral bar of squeezer motor and deceleration device is filtered, squeezer is filtered Cavity in set screen drum, screen drum screen-aperture is 2~5mm；There are the small gaps, screen drum to be between screen drum and the blade of conical screw The helical pitch of conical sieve tube, cone-type spiral bar tapers into, and the cavity diameter of screen drum is gradually reduced, in diminution one end of screen drum There is extruding cone, squeeze cone and be mounted in the cavity of filtering squeezer, filter below the cavity of squeezer has filtration pressure respectively Crusher feed inlet, slag-drip opening and the first discharge port.

Gun barrel：Tangential admission mouth, overflow port and dross outlet are arranged at the tank body top of gun barrel, connect in tank body Partition board is connect, tank body is divided into the first cavity and the second cavity by partition board, and the first cavity is connected to the bottom of the second cavity.

Folded spiral shell thickener：Determine ring and rotating ring combination constitutes and folds spiral shell thickener cavity, folds spiral shell thickener motor and deceleration device Output axis connection screw rod, the other end connects back pressure plate in cavity, and screw rod rotates in the cavity, and screw pitch is gradually reduced, and moves Ring determines ring and rotating ring has the gap between any two with blade activity, and clear liquid is discharged from gap；One end cavity top of folded spiral shell thickener Connection folds spiral shell and concentrates machine inlet, and other end cavity lower part connects the second discharge port, and cavity lower part connects clear liquid by collecting tank Outlet.

Plate and frame filter press：Plate and frame filter press has plate compression machine inlet, clear liquid drainage, collection bucket of slagging tap, collection bucket Lower end connects screw crusher, and helical blade is zigzag, and there is outlet even residue receiving box in one end of screw crusher.

A kind of more material anaerobic fermented liquid solid-liquid separating methods containing kitchen garbage, by filtering squeezing, water-oil separating, folding Spiral shell concentrates, the combination step of plate compression is separated by solid-liquid separation zymotic fluid using the dehydration character of medicament improvement slurries, will Difficulty in treatment is gradually decomposed, and system run all right is enhanced, and is obtained solid slag after dehydration of the moisture content less than 60%, is met rubbish and fill out Field or incineration plant is buried to require into factory；Suspended solid and fat content in clear liquid are reduced after separation simultaneously, reduce follow-up sewage disposal The film of MBR treatment process blocks risk and processing load, improves the service life of sewage disposal system MBR film main elements.

The medicament used in the utility model be in flocculant poly aluminium chloride (PAC) or polyacrylamide (PAM) extremely Few one kind can reduce the live load of plate and frame filter press, can reduce plate compression for the initial concentration of zymotic fluid after anaerobism The filter area of machine saves equipment investment cost.

In plate compression step, using at least one of Polyferric Sulfate Flocculants, iron chloride, ferrous sulfate, and Oxidants hydrogen peroxide, using the strength oxidation for the free radical that hydrogen peroxide generates, the grease etc. in oxidative fermentation liquid has Machine object, destroys the colloform texture of sludge in zymotic fluid, while generating the good high Iron speciation of flocculating effect, forms flocculation, makes Moisture is obtained to be smoothly detached.The use of the flocculants such as bodied ferric sulfate or ferrous sulfate and oxidants hydrogen peroxide is instead of stone Ash thoroughly solves the problems, such as the secondary pollution of lime, and effectively reduces fat content in slurries, improves the stickiness of slurries Shape solves sheet frame filter cloth blockage problem, and dosing is few, saves operating cost.

A kind of more material anaerobic fermented liquid solid-liquid separating methods containing kitchen garbage, including filter squeezing, water-oil separating, fold Spiral shell concentration, plate compression step, steps are as follows：

Step 1, filtering squeezing step, are pumped into filtering squeezer by the zymotic fluid after anaerobism, pass through screen drum screening and spiral Material is promoted, preliminary separation of solid and liquid and enclosed high pressure squeezing is carried out, it is miscellaneous to isolate hair, plastic sheet, fiber, sawdust, particle Outward transport is handled after matter press dewatering, and the slurries after removal of impurities are discharged by pipeline；

Step 2, water-oil separating step, the slurries in step 1 after the removal of impurities of filtering squeezer enter water-oil separating by pipeline The first cavity of tank, grease, dross and water generate layering, dross and grease in tank by gravity and are enriched on slurry surface layer, Progressive additive reaches certain liquid level discharge；Lower layer's slurries enter the second cavity, overflow discharge；

The slurries gravity flow of step 3, folded spiral shell concentration step, step 2 overflow discharge enters the first conditioner, adds the first medicine Agent is pumped into folded spiral shell thickener and carries out thickening after stirring evenly, slurries solid holdup is concentrated into 8%~10% from 2%~4%, The clear liquid of generation enters plant area's sewage disposal system and carries out subsequent processing；

Step 4, plate compression step, the slurries after step 3 concentration add second medicament into the second conditioner With third medicament, stirring, reaction are pumped into plate and frame filter press and carry out final dewatering；Blocky mud cake is obtained, mud cake is under the effect of gravity Collection bucket is fallen into, by being transported to the outward transport of slag case after the spiral crushing crusher machine of collection bucket bottom；

Step 5, plate compression go out the clear liquid that clear liquid and folded spiral shell generate and enter clear liquid cache pool, are pumped into sewage disposal system of plant area System carries out subsequent processing, is discharged after processing to national standard.

First medicament is at least one of aluminium polychloride (PAC) or polyacrylamide (PAM).

Second medicament is at least one of bodied ferric sulfate, iron chloride, ferrous sulfate.

Third medicament is oxidants hydrogen peroxide.

In step 1：Filtering squeezer integrates filtering, pressing function, and sieves cylinder screen-aperture is 2~5mm；Spiral shell Vane piece and screen drum gap are smaller, and sieve pore can be cleared up during helical rotation, avoid grease and clogged with fragments sieve pore, can save Backwashing equipment.

In step 1：It filters in squeezer inside spin progradation, helical pitch tapers into, and cavity diameter gradually contracts Small, discharge port sets extruding cone, forms enclosed high pressure area together, and the solid slag after squeezing can meet national standard manufacture processing； Cavity pressure can monitor automatically, can be by adjusting the adjustable moisture content of slagging tap of squeeze pressure.

In step 2：Slurry tangentially enters gun barrel cavity with the speed of 5-8m/s, vortex is formed, by gravity The layering of different material is realized in effect；Tank body is divided into the first cavity and the second cavity, two cavity bottoms by setting partition board in tank body Portion is connected to.

In step 3：The spiral of folded spiral shell thickener is low speed rotation, and helical pitch is gradually reduced during pusher；By The combination for determining ring and rotating ring forms filter cavity, and it is 0.25mm to determine the gap of ring and rotating ring between any two, and rotating ring is with intracavitary spiral shell The rotation of rotation and it is movable, be not likely to produce filter opening clogging, it is stable.

In step 3：After folded spiral shell thickener concentration, slurry solid holdup is concentrated into about 8%-10% from 2%~4%, Plate and frame filter press live load is greatly reduced, Filtration Area of Plate and Frame Press can be reduced, saves equipment investment cost.

In step 4：The flocculants such as medicament ferrous sulfate or bodied ferric sulfate and hydrogen peroxide oxidant have been used, has been decomposed The character that is dehydrated of the organic matters such as grease, slurries is improved, and can be generated, is dehydrated to avoid the problem of grease blocking sheet frame filter cloth Solid slag moisture content < 60% afterwards, meets national standard；Dosing is few, and addition is convenient, can reduce cost, not will produce two Secondary pollution.

In step (4)：The helical blade for conveying mud cake is zigzag, is small particle by cake crushing, prevents spiral card It is stifled.

In step (5)：Clear liquid water quality is improved after processing, suspended matter and fat content in clear liquid is reduced, after reduction The processing load of continuous sewage disposal system reduces film in MBR processing and blocks risk, is conducive to improve sewage disposal system MBR films The service life of equal elements.

The utility model has the advantages that, original zymotic fluid solid-liquid for having kitchen garbage to participate in is divided compared with prior art Separating process equipment is led to the problem of at runtime and difficult point, is gradually decomposed for material characteristic, each breakthrough, reduces subsequent technique Intractability ensures treatment effect, improves system run all right, reduces operating cost, secondary pollution is reduced, after separation of solid and liquid Obtained solid slag meets national standard.It is embodied in the following：

(1) increase filtering squeezer, the solid impurities such as removal plastic sheet, fiber, particle reduce equipment blocking, after raising Continuous equipment operation stability；

(2) increase oil-water separation system, remove amount of grease and dross, reduce fat particles closure plate frame filter cloth risk, together When reduce the heavy burdens for follow-up sewage disposal system film process, be conducive to the service life for improving sewerage main element；

(3) it is big to fold spiral shell thickener treating capacity, not will produce blocking, run efficient stable, slurry volume is reduced after concentration, drop Low sheet frame live load reduces plate-frame filtering area, reduces equipment purchase cost；

(4) it is all low speed rotation equipment to filter squeezer and folded spiral shell thickener, saves energy consumption, and maintenance cost is relatively low；

(5) flocculants such as medicament ferrous sulfate or bodied ferric sulfate and hydrogen peroxide oxidant are found that, is passed for substituting The plate compression conditioner lime of system can be effectively improved the dehydration character of the kitchen garbage slurries containing grease, solve sheet frame Filter cloth blockage problem, the mud cake after press filtration meet national standard；Dosing is few, easy to operate, substantially saves operating cost, thorough Bottom avoid the problem that the secondary pollution that lime is brought and mud cake can not recycling, there is prodigious realistic meaning.

Description of the drawings

When considered in conjunction with the accompanying drawings, by referring to following detailed description, it can more completely more fully understand that this practicality is new Type and being easy learns the advantage that many of which is adjoint, but attached drawing described herein is used for providing to the utility model into one Step understands, constitutes the part of the utility model, the exemplary embodiment of the utility model and the description thereof are for explaining this practicality It is novel, it does not constitute improper limits to the present invention, such as schemes wherein：

Fig. 1 is the method flow diagram of the utility model.

Fig. 2 is the filtering squeezer operation principle schematic diagram of the utility model.

Fig. 3 is one of the utility model gun barrel operation principle signal figure.

Fig. 4 is two figures of the utility model gun barrel operation principle signal.

Fig. 5 is that the utility model folds spiral shell thickener operation principle schematic diagram.

Fig. 6 is the utility model plate and frame filter press operation principle schematic diagram.

The utility model is further illustrated with reference to the accompanying drawings and examples.

Specific implementation mode

Obviously, many modifications and variations that objective of the those skilled in the art based on the utility model is done belong to this practicality Novel protection domain.

Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one It is a ", " described " and "the" may also comprise plural form.It is to be further understood that being used in the specification of the utility model Wording " comprising " refer to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or Other one or more features of addition, integer, step, operation, element, component and/or their group.It should be understood that when claiming member When part, component are "connected" to another element, component, it can be directly connected to other elements either component or can also There are intermediary element or components.Wording "and/or" used herein includes appointing for one or more associated list items Unit one and all combination.

Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art Language and scientific terminology) there is meaning identical with the general understanding of the those of ordinary skill in fields.

For ease of the understanding to embodiment, below in conjunction with being further explained explanation, and each embodiment not structure The restriction of pairs of the utility model.

Embodiment 1：As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, a kind of more material anaerobic fermentations containing kitchen garbage Liquid solid-liquid separating method, includes the following steps：

Step 1), filtering squeezing step, filtering squeezer feed inlet 1, cone-type spiral bar 2 are pumped by the zymotic fluid after anaerobism Material, material is promoted to carry out preliminary separation of solid and liquid by screen drum 3, it is miscellaneous to isolate hair, plastic sheet, fiber, sawdust, particle etc. Matter；Impurity is as in 2 progradation of cone-type spiral bar, helical pitch tapers into, and cavity diameter is gradually reduced, spiral 2, screen drum 3 form enclosed high pressure area progress press dewatering together with cone 4 is squeezed, and the solid slag after squeezing is discharged by slag-drip opening 5, filtration pressure The slurries generated after squeezing are discharged by the first discharge port 6.

Step (2), water-oil separating step, the slurries after the middle filtering squeezer removal of impurities of step (1) are divided by pipeline from grease Vortex is formed, grease, dross and water pass through gravity from gun barrel chamber 8 is tangentially entered with 8m/s speed from tank feed inlet 7 It acts in tank and generates layering, dross and grease and be enriched on slurry surface layer, progressive additive, from floating when reaching the height of dross outlet 9 discharge of slag outlet；Lower layer's slurries enter chamber 10, are discharged from overflow port 11.

The slurries gravity flow of step (3), folded spiral shell concentration step, step (2) overflow discharge enters the first conditioner, addition first Medicament is pumped into folded spiral shell concentration machine inlet 13, is concentrated by folded spiral shell after stirring evenly, slurries solid holdup is concentrated into 10% from 4%, It is discharged from the second discharge port 16 after being squeezed by screw rod 14 and back pressure plate 15, the clear liquid of generation is from the seam for determining ring 17 and rotating ring 18 It is filtered out in gap, from 19 discharge of outlet after collecting in collecting tank, is sent to plant area's sewage disposal system by pipeline and subsequently located Reason.

Step (4), plate compression step, the slurries after step (3) concentration enter the second conditioner by pipeline, Second medicament and third medicament are added, stirring, reaction are pumped into plate and frame filter press import 20, carry out final dewatering.Plate and frame filter press It is batch operation, by charging, squeezing, discharging, rinses four steps, complete a batch, obtain blocky mud cake, mud cake is in weight Collection bucket 21 is fallen under force effect, and the outward transport of slag case is transported to after being crushed by the screw crusher 22 of collection bucket bottom.

Step (5), plate compression go out the clear liquid that clear liquid and folded spiral shell generate and are discharged from nozzle 23, into clear liquid cache pool, pump Enter plant area's sewage disposal system and carry out subsequent processing, is discharged after processing to national standard.

Filtering squeezer integrates filtering, pressing function in step (1), and fillter section screen-aperture is 5mm, squeeze section sieve Hole aperture is 2mm；It filters 2 blade of squeezer inner conical screw rod and 3 gap of screen drum is smaller, in 2 rotation process of cone-type spiral bar In can clear up sieve pore, avoid grease and clogged with fragments sieve pore, backwashing equipment can be saved.

Solid slag in step (1) after the squeezing of filtering squeezer can reach national standard manufacture processing；Pressed zone pressure can Automatic monitoring, by adjusting the adjustable moisture content of slagging tap of squeeze pressure.

Slurry tangentially enters the first cavity of gun barrel 8 with the speed of 8m/s in step (2), forms vortex, to real The layering of existing different material；Tank body is divided into the first cavity 8 and the second cavity 10, two cavity bottoms by setting partition board 12 in tank body Connection.

It is low speed rotation that spiral shell thickener screw rod 14 is folded in step (3), and the combination by determining ring 17 and rotating ring 18 forms filtering Cavity, it is 0.25mm to determine the gap of ring 17 and rotating ring 18 between any two, and rotating ring 18 is movable with the rotation of intracavitary screw rod 14, It is not likely to produce filter opening clogging, it is stable.

After being concentrated by folded spiral shell thickener in step (3), slurry solid holdup is concentrated into 10% from 4%, and sheet frame is greatly reduced Live load can reduce plate-frame filtering area, save equipment investment cost.

Medicament (flocculants such as ferrous sulfate or bodied ferric sulfate and hydrogen peroxide oxidant) has been used in step (4), point Organic matters, the characters that are dehydrated of slurries such as solution grease are improved, and can be generated, be taken off to avoid the problem of grease blocking sheet frame filter cloth Solid slag moisture content < 60% after water, meets national standard；Dosing is few, and addition is convenient, can reduce cost, not will produce Secondary pollution.

The blade of the screw crusher 22 of conveying mud cake is zigzag in step (4), is small particle by cake crushing, can be with Prevent 22 blocking of screw crusher.

Clear liquid water quality is improved after this method processing in step (5), reduces suspended matter and fat content in clear liquid, is reduced The processing load of follow-up sewage disposal system reduces film in MBR processing and blocks risk, is conducive to improve the main elements such as MBR films Service life.

First medicament is at least one of aluminium polychloride (PAC) or polyacrylamide (PAM).

Second medicament is at least one of bodied ferric sulfate, iron chloride, ferrous sulfate.

Third medicament is oxidants hydrogen peroxide.

Embodiment 2：As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, a kind of more material anaerobic fermentations containing kitchen garbage Liquid equipment for separating liquid from solid contains filtering squeezer, gun barrel, folded spiral shell thickener, plate and frame filter press, the first conditioner and the Two conditioners, the first discharge port 6 for filtering squeezer connect gun barrel feed inlet 7, gun barrel overflow by pipeline Mouth 11 connects the first conditioner by pipeline, and the first conditioner connects folded spiral shell concentration machine inlet 13 by pipeline with submersible sewage pump, Second discharge port 16 of folded spiral shell thickener is connected to the second conditioner by pipeline, and the second conditioner is connected by pipeline and plunger pump The collection bucket 21 of slagging tap of fishplate bar frame feed opening of press filter 20, plate and frame filter press connects defeated slag spiral 22, and defeated slag spiral has outlet to connect Residue receiving box.

Filter squeezer：The output axis connection cone-type spiral bar 2 of squeezer motor and deceleration device is filtered, squeezer is filtered Cavity in set screen drum 3, have small gaps between screen drum 3 and the blade of cone-type spiral bar 2, screen drum 3 is conical sieve tube, taper spiral shell The helical pitch of swing arm 2 tapers into, and the cavity diameter of screen drum 3 is gradually reduced, and has in diminution one end of screen drum 3 and squeezes cone 4, It squeezes cone 4 to be mounted in the cavity of filtering squeezer, filter has filtering squeezer feed inlet respectively below the cavity of squeezer 1, slag-drip opening 5 and the first discharge port 6；

Gun barrel：Tangential admission mouth 7, overflow port 11, dross outlet 9, tank body are arranged at the tank body top of gun barrel Tank body is divided into the first cavity 8 and the second cavity 10, the bottom of the first cavity 8 and the second cavity 10 by middle setting partition board 12, partition board 12 Portion is connected to.

Folded spiral shell thickener：Determine ring 17 and the combination of rotating ring 18 constitutes and folds spiral shell thickener cavity, folds spiral shell thickener motor and deceleration The output axis connection screw rod 14 of device, other end connection back pressure plate 15 in cavity, the low speed rotation in the cavity of screw rod 14, spiral shell Away from being gradually reduced, rotating ring 18 determines ring 17 and rotating ring 18 has the gap between any two with blade activity, and clear liquid is discharged from gap；Folded spiral shell One end cavity top connection of thickener folds spiral shell and concentrates machine inlet 13, and other end cavity lower part connects the second discharge port 16, under Portion connects collecting tank, and collecting tank lower end connects purified liquor outlet 19.

Plate and frame filter press：Plate and frame filter press has plate compression machine inlet 20, clear liquid drainage 23, collection bucket 21 of slagging tap, 21 lower end of collection bucket connects screw crusher 22, and there is outlet even residue receiving box in one end of screw crusher 22.

As above, present utility model application protection is a kind of more material anaerobic fermented liquids separation of solid and liquid dress containing kitchen garbage It sets, refers to the combination of one or more process units, above example is preferred embodiments of the present invention, it is noted that For those skilled in the art, without deviating from the technical principle of the utility model, it can also do Go out several improvements and modifications, these improvements and modifications also should be regarded as the scope of protection of the utility model, such as comprising not limiting to In following process combination alternative：

(1) squeezing+water-oil separating+folded spiral shell concentration+plate compression (containing medicament) is filtered；

(2) water-oil separating+folded spiral shell concentration+plate compression (containing medicament)；

(3) squeezing+water-oil separating+plate compression (containing medicament) is filtered；

(4) application of the oily water separation technique mentioned in the utility model in kitchen garbage process field；

(5) flocculants such as the bodied ferric sulfate or ferrous sulfate mentioned in the utility model and hydrogen peroxide oxidant are having Application in the solid-liquid separation process that kitchen garbage participates in.

As described above, being explained in detail to the embodiments of the present invention, as long as but essentially without disengaging The inventive point and effect of the utility model can have many deformations, this is apparent to one skilled in the art 's.Therefore, such variation is also integrally incorporated within the scope of protection of the utility model.

Claims (5)

1. a kind of more material anaerobic fermented liquid equipment for separating liquid from solid containing kitchen garbage, it is characterised in that containing filtering squeezer, Gun barrel, folded spiral shell thickener, plate and frame filter press, the first conditioner and the second conditioner, filter the first discharging of squeezer Mouthful gun barrel feed inlet being connected by pipeline, gun barrel overflow port is connected to the first conditioner by pipeline, and first Submersible sewage pump is connected in conditioner, the connection of submersible sewage pump discharge port folds spiral shell and concentrates machine inlet, and the second discharge port for folding spiral shell thickener is logical Piping is connected to the second conditioner, and the second conditioner connects plunger pump feed inlet, plunger pump discharge port connecting plate by pipeline The collection bucket of slagging tap of frame feed opening of press filter, plate and frame filter press connects defeated slag screw feed en-trance, and defeated slag spiral discharging mouth connects slag Case.

2. a kind of more material anaerobic fermented liquid equipment for separating liquid from solid containing kitchen garbage according to claim 1, feature It is to filter squeezer：The output axis connection cone-type spiral bar for filtering squeezer motor and deceleration device, filters the chamber of squeezer Screen drum is set in vivo, and screen drum screen-aperture is 2~5mm；It is taper to have small gaps, screen drum between screen drum and the blade of conical screw The helical pitch of screen drum, cone-type spiral bar tapers into, and the cavity diameter of screen drum is gradually reduced, and has in diminution one end of screen drum crowded Cone is pressed, cone is squeezed and is mounted in the cavity of filtering squeezer, filter below the cavity of squeezer has filtering squeezer respectively Feed inlet, slag-drip opening and the first discharge port.

3. a kind of more material anaerobic fermented liquid equipment for separating liquid from solid containing kitchen garbage according to claim 1, feature It is gun barrel：Tangential admission mouth, overflow port and dross outlet are arranged at the tank body top of gun barrel, in tank body connection every Tank body is divided into the first cavity and the second cavity by plate, partition board, and the first cavity is connected to the bottom of the second cavity.

4. a kind of more material anaerobic fermented liquid equipment for separating liquid from solid containing kitchen garbage according to claim 1, feature It is folded spiral shell thickener：Determine ring and rotating ring combination constitutes and folds spiral shell thickener cavity, folds the defeated of spiral shell thickener motor and deceleration device Go out axis connection screw rod, the other end connects back pressure plate in cavity, and screw rod rotates in the cavity, and screw pitch is gradually reduced, rotating ring with Blade activity, determines ring and rotating ring has the gap between any two, and clear liquid is discharged from gap；One end cavity top connection of folded spiral shell thickener Folded spiral shell concentrates machine inlet, and other end cavity lower part connects the second discharge port, and cavity lower part connects purified liquor outlet by collecting tank.

5. a kind of more material anaerobic fermented liquid equipment for separating liquid from solid containing kitchen garbage according to claim 1, feature It is plate and frame filter press：Plate and frame filter press has plate compression machine inlet, clear liquid drainage, collection bucket of slagging tap, collection bucket lower end Screw crusher is connected, helical blade is zigzag, and there is outlet even residue receiving box in one end of screw crusher.