CN105080944B - A kind of handling process of food waste kitchen garbage pollutant harmless treatment device - Google Patents
A kind of handling process of food waste kitchen garbage pollutant harmless treatment device Download PDFInfo
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Abstract
The invention discloses a kind of food waste kitchen garbage pollutant harmless resource utilization device, if a material elevator direct tinning can be used during a hydrolysis process tank, the discharging opening of hydrolysis process tank is connected by pneumatic blow-off valve with quick-fried off-load storehouse conducting is sprayed, also include hot dry wind air accumulator, the input of hot dry wind air accumulator is connected by air bleeding valve with the top exhaust outlet of hydrolysis process tank；Also include being arranged on the material elevator of hydrolysis process tank side, when such as more than two hydrolytic decomposition pots, stock distributor is increased between the feeding mouth and material elevator blanking port of hydrolytic decomposition pot；The top discharging opening of conveying elevator passes sequentially through herringbone tripper, air-actuated feeding valve and is connected with the top charging aperture of hydrolysis process tank, also including a spray scrubber for being arranged on spray quick-fried off-load storehouse side；The present invention can carry out the thoroughly harmless resource utilization treatment of rapid exterminating bacterium under high pressure, high-temperature steam effect to above two rubbish；The inorganic matter being mingled in the middle of two kinds of rubbish and organic matter are thoroughly separated, while the gas to spraying quick-fried off-load storehouse discharge carries out harmless treatment, the standard of discharge is reached.
Description
Technical field
The present invention relates to the hydrolysis draining technology field of food garbage, particularly a kind of food waste kitchen garbage pollutant is harmless
Change processing equipment for recycling and its handling process.
Background technology
Hundreds of tons of output or even thousands of tons of include kitchen garbage, rubbish from cooking, agriculture daily in each district, cities and towns of China
The organic wastes such as industry rubbish, aquaculture rubbish, various discarded fermentates are in interior various organic wastes；These organic wastes are
The primary pollution source of current China's urban and rural environment is constituted, modern city and towns and rural ecological environment is seriously threaten；In recent years
With the raising increasingly of the pay attention to day by day and social common people's environmental consciousness of Environmental protection work, to town and country rubbish from cooking and
The treatment of kitchen garbage has become one of the important agenda of government work and the important concern of the numerous common people.
With the continuous improvement that the development of national economy and the people live, in these years catering trade achieves swift and violent
Development, the pollution of thing followed kitchen garbage and process problem are just into one of the big emphasis problem of environmental protection work；
Because kitchen garbage has the features such as complicated component, greasy dirt are more, moisture is big, salinity is high, be to its process problem one very
Complicated problem；Big wide, moisture high humility, composition and its complexity are distributed because rubbish from cooking quantity is big again, it has become city
Major pollutants and pollution sources in township's rubbish, and have become including many comprehensive resources including waste incineration project
One big core difficulty problem of processing item.
It is well known that including all organic wastes including kitchen garbage, rubbish from cooking it is putrid and deteriorated after, can all produce
Raw foul gas, growth mosquitos and flies, generation bacterial virus pollute to environment, jeopardize human health；To these organic wastes
Improvement be the extremely urgent task of top priority, be country, the cardinal task most paid close attention to of governments at all levels or even the whole society
One of！The domestic treatment to these organic wastes at present has germinated many processes, such as：Composting process (contains aerobic fermentation
With anaerobic fermentation in interior bioanalysis), biogas method, pyrolytic gasification method, burning method, landfill method ...).
Using high-pressure and high-temperature steam (really pressure 0.8-1Mpa, 150-200 DEG C of temperature low pressure steam, technique practise
It is used to be commonly called as " HTHP ") it is rapid to rubbish from cooking kitchen garbage under the auxiliary of catalyst and additive in hydrolysis process tank
Implement quick composting degraded (2-3 hours), thorough disinfection sterilizing, and then these organic wastes is changed into high-quality organic matter,
Then a kind of industrialization treatment technology equipment that renewable resources are utilized.
The content of the invention
The technical problems to be solved by the invention are the shortcomings for overcoming prior art, there is provided a kind of food waste kitchen garbage is dirty
Dye thing harmless treatment device and its handling process.
In order to solve the above technical problems, the present invention provides a kind of food waste kitchen garbage pollutant harmless treatment device,
Discharging opening including one or more than one hydrolysis process tank and hydrolysis process tank is led by pneumatic blow-off valve with quick-fried off-load storehouse is sprayed
Lead to and connect；Also include hot dry wind air accumulator, the input of hot dry wind air accumulator is arranged by air bleeding valve with the top of hydrolysis process tank
Gas port is connected, and it is xeothermic that the steam waste heat the purpose is to be discharged using hydrolysis process process carries out heat exchange generation by heat exchanger
Air, then takes in hydrolysis process tank the vapor hydrolyzed in the middle of material out of using heated dry air；Also include being arranged on hydrolysis
The conveyer of process tank side, the top discharging opening of conveyer is passed sequentially through at herringbone tripper, air-actuated feeding valve and hydrolysis
The top charging aperture connection of tank is managed, also including a spray scrubber for being arranged on spray quick-fried off-load storehouse side, wherein；
Spray scrubber is tubular structure, a condenser is provided with the top of tower of spray scrubber, and condenser cuts
Face shape, size are consistent with the section of spray scrubber；Condenser is one and carries water inlet pipe and drainpipe and fill flowing
The box-type container of water and thereon top and lower top between soldering have about many penetrating breather pipes；The tower top of spray scrubber is cool solidifying
A blower cover is installed in the top of device, and this root blast pipe of a blast pipe is also associated with above blower cover by an air-introduced machine
It is connected with an exhaust chimney.On the tower top and side wall of spray scrubber, equipped with multilayer atomizing spray tap, atomizing spray dragon
Head is connected by cleaning solution delivery pipe and spray liquid delivery pump with the spray liquid preparing pool for being arranged on spray scrubber bottom of towe side,
Multiple bleed holes are offered on the side wall of spray scrubber, and bleed hole is stretched into the quick-fried off-load storehouse of spray, spray washing tower bottom is also
Accessed in spray liquid preparing pool including a return pipe；
Hydrolysis process tank includes tank body, upper cover, low head and air inlet pipe, and the upper end of upper cover is provided with charging aperture, under
The lower end of end socket is discharging opening, and the output end that air-actuated feeding valve connects herringbone tripper is provided with charging aperture, and discharge outlet is led to
Cross drainage conduit and connect pneumatic blow-off valve, tank body bottom side of the wall offers air inlet, and air inlet pipe stretches into tank interior by air inlet,
Air inlet pipe is communicated with least one air inlet endless tube, and air inlet endless tube is successively set on low head near discharge outlet, enters from top to bottom
The descending setting from top to bottom of compression ring pipe, is connected between each air inlet endless tube by communicating pipe；Upper cover upper end is further opened with row
Gas port, exhaust ports are provided with air bleeding valve；
Off-load spray wharf explosion include warehouse, drainage conduit, horizontal striker plate, Long Liao mechanisms, longitudinal conveyer, horizontal conveyer and
Elevator, drainage conduit is set through warehouse one side side wall lower ends, and horizontal striker plate is arranged on warehouse away from the side wall of drainage conduit one
On, longitudinal conveyer is arranged on horizontal striker plate lower section, and the feed direction of longitudinal conveyer points to drainage conduit direction, horizontal conveying
Machine is mutually perpendicular to the feed direction of longitudinal conveyer, and horizontal conveyer is arranged on longitudinal conveyer front end lower section, horizontal conveying
Machine is connected through storehouse body sidewall away from the other end of longitudinal conveyer with elevator；
Long Liao mechanisms include motor and flitch is held together in two pieces of vertical revolutions, and revolution is held together flitch and is located at horizontal striker plate and longitudinal direction
Between conveyer, two pieces of revolutions are held together flitch and are set along the axisymmetrical of longitudinal conveyer, and revolution is held together flitch one end and passed through with warehouse
Hinge is hinged, and the output shaft of motor drives revolution to hold together flitch along hinge reciprocating rotation by Chain conveyer (or wire rope gearing).
Technique effect：Quick-fried off-load storehouse is sprayed in the present invention system is led by armored concrete and formed, according to volume the need for treating capacity
By 500-2000m3, and the surge of 0.4-0.5Mpa can be born；Spraying the function in quick-fried off-load storehouse mainly has following
Some:
1. receive, unload, the material handled well for coming is produced in temporary reactor spray；
2. the steam pressure of off-load hydrolysis process tank；
3. unload, receive, accommodate the steam discharged by hydrolysis process tank；
4. in the storehouse under the guiding of stock guide (cement causes or steel plate soldering is fabricated by), can be being sprayed by hydrolysis process tank
The material produced focuses on warehouse rear portion, by the collective effect held together flitch, hold together material machine and conveyer, the material handled well is defeated
Rear operation treatment is carried out outside export；
Hot dry wind air accumulator be a kind of low pressure vessel (0.1-0.6Mpa), it be with hydrolysis process tank itself discharge steam
(temperature is at 150-180 DEG C), realizes heat exchange and produces xeothermic compressed air with the normal temperature air come by air compressor compression
Process equipment, and then generate xeothermic compressed air of the temperature at 120-150 DEG C or so.
The technical scheme that further limits of the invention is：
Further, foregoing food waste kitchen garbage pollutant harmless resource utilization device, tank body is tubular, tank body
Inside is provided with level detector near the place at top.
Foregoing food waste kitchen garbage pollutant harmless resource utilization device, the side wall of tank body is near tank body middle and lower part
Blowdown oilhole is offered, blowdown oilhole is communicated with blowdown fuel tap；It is circle that upper cover and low head are dome head or low head
Conical head；Upper cover upper end is also equipped with pressure gauge and thermometer；Low head offers limber hole near discharge outlet, arranges
Limber is communicated with blowdown water valve.
Foregoing food waste kitchen garbage pollutant harmless resource utilization device, the bottom of warehouse is near the side of hinge
Higher than near the side of drainage conduit；The bottom of warehouse offers the dirt with horizontal conveyer diameter parallel near the side of drainage conduit
Water collects ditch；The bottom of warehouse offers a T-shaped foundation ditch, and T-shaped foundation ditch width is more than the width of longitudinal conveyer and horizontal conveyer
Degree, longitudinal conveyer and horizontal conveyer are arranged in T-shaped foundation ditch.
Foregoing food waste kitchen garbage pollutant harmless resource utilization device, the T-shaped foundation ditch below horizontal striker plate
Receiving hopper is inside provided with, the discharging opening of receiving hopper lower end is located at horizontal conveyer top, and longitudinal conveyer is near transverse direction conveyer
One end extend into the top of receiving hopper.
Foregoing food waste kitchen garbage pollutant harmless resource utilization device, warehouse offers storehouse at drainage conduit
Door.
Foregoing food waste kitchen garbage pollutant harmless resource utilization device, drainage conduit discharge direction is faced upward and and water
Plane included angle is 5-15 °.
Foregoing food waste kitchen garbage pollutant harmless resource utilization device, height and the off-load of spray scrubber are sprayed
Wharf explosion is contour, and diameter can be 1.5-3.0m；Condenser can be multi-segment structure.
Foregoing food waste kitchen garbage pollutant harmless resource utilization device, vapour is additionally provided with spray liquid preparing pool
Water separation device and muffler；Water separator：Can be the gas based on steam discharged by hydrolytic process through supercooling
The scientific disposal of the facilities such as condenser, water adsorbent equipment and spray scrubber, is diverted the moisture in be vented body, reclaims again
Utilize；Muffler (also referred to as sound absorber)：It is the tail that the exhaust outlet by hydrolytic reaction pot is discharged through hot dry wind air accumulator
Gas, imports a spray liquid preparing pool for building spray washing tower bottom in, for eliminating the noise that exhaust process sends with pipeline
With the portion of water in absorption discharge gas, then in the spray washing by spray scrubber, condensation dehydration is processed, then
The gas after treatment is entered chimney by air-introduced machine.
The present invention have also been devised a kind of handling process of food waste kitchen garbage pollutant harmless treatment device, including as follows
Specific steps：
1. before starting shooting, hydrolysis process tank is in open mode into and out of the air-actuated feeding valve of material mouth with pneumatic blow-off valve
In addition, remaining each valve is in closed mode；
The herringbone tripper of conveyer outlet port is in first position of the canned material of hydrolysis process；
2. first hydrolysis process tank is started, then：
A：Start to be fed toward in hydrolysis process tank, when material is filled to 1/10 position of tank volume, open air intake valve,
Xeothermic compressed air is blasted towards reactor, it is therefore an objective to uniform gas is got through and formed in material using hot dry wind air accumulator is slow
, there is " raw material " phenomenon after preventing treatment in road；
B：When material is filled to the 85-90% positions of hydrolysis process tank volume, the air-actuated feeding of First hydrolysis process tank
Valve closing, air intake valve keeps opening, but xeothermic compressed air valve is closed stopping and blasts hot dry wind, is opened and is steamed
Steam valve door slowly blast high steam to hydrolysis process tank using steam boiler, into boosting heating process, specially：
One section：Normal pressure rises to about 0.5 or 0.6Mpa, and when temperature rises to 120 DEG C or so by normal temperature, air intake valve is closed, row
Air valve is opened；
Exhaust step-down：Pressure is down to 0.2 or 0.3Mpa, when temperature is about down to 60-80 DEG C or so, drain tap by 0.6Mpa
Close, air intake valve is opened；
Two sections：Air inlet boosting again heats up：Pressure rises to 0.6 or 0.8Mpa by 0.2 or 0.3Mpa, and temperature about rises to 150
DEG C or so when, air intake valve close, drain tap open；
Exhaust step-down：Pressure is down to 0.5 or 0.6Mpa by 0.8Mpa, when temperature is about down to 100 or 110 DEG C by 150 DEG C, row
Air valve is closed, air intake valve is opened；
Three sections：Continue air inlet boosting to heat up：Pressure rises to 0.9 or 0.95Mpa by 0.6Mpa, when temperature about rises to 185 DEG C；
Air intake valve is closed, and system enters the pressure-maintaining and heat-preservation stage；
C：Carry out pressure-maintaining and heat-preservation, process about 1-1.5 hours；
D：Exhaust pressure reduction：After pressure-maintaining and heat-preservation process terminates, open drain tap and switch to be vented pressure reduction, work as pressure
When being down to below 0.4Mpa, open and condensed in the blowdown water valve under hydrolysis process tank tank, blowdown vessel hydrolyzate to Sewage Disposal,
Until pressure inside the tank is down to normal pressure, and untill substantially outside exhaust outlet, closing blowdown water valve；
E：Hydrolyze the dehydration of material：The operating pressure of hydrolysis process tank is down to close to after " normal pressure ", closes sewer
Valve, opens intake valve, starts to xeothermic compressed air is injected in tank, and injection length about controls, at 30-40 minutes, to make material wet
Degree is reduced to below 25-30%；
F：Discharging process with pressure：Discharging process with pressure is exactly after dehydration work step is completed, to close air bleeding valve, continues to inject
After xeothermic compressed air to 0.3-0.4Mpa pressure, all valves of hydrolysis process tank are closed, pneumatic blow-off valve is opened, with pressure
Material is sprayed quick-fried in the quick-fried off-load storehouse of spray, then material is discharged outside storehouse by holding together to expect device and feeding device collective effect；
In the presence of air-introduced machine, the quick-fried off-load storehouse of spray is contained within steam, dust and gas with foreign flavor and is inhaled into spray scrubber,
And flow from bottom to top, the spray liquid in spray liquid configured pool sucks spray washing liquid in the presence of spray liquid delivery pump
Cleaning solution delivery pipe, sprays from top to bottom after being atomized shower faucet atomization, steam, dust and peculiar smell gas in the quick-fried off-load storehouse of spray
Body will occur neutralization reaction and adsorption reaction (spray washing liquid hydrolysis process for alkalescence when top-bottom cross meets in tower
Tank discharge is faintly acid gas), neutralize the acidity in gas, smell, absorption and fall most of moisture therein；
Gas after spray washing treatment is discharged to space by blast pipe, and the big drop crystallized into after neutralization reaction falls into tower
Bottom, or the spray for being sprayed from top to bottom presses to bottom of towe, is entered in spray liquid preparing pool by return pipe after collecting；Spray
It is current water in scrubbing tower overhead condenser water tank, the gas that spray washing is crossed during work carries out air water with the water in condenser
Heat exchange, and then the water vapour in be vented body is condensed into condensed water, and then separated with gas phase.
The handling process of foregoing food waste kitchen garbage pollutant harmless resource utilization device, if step F is once arranged
Material is not net, repeats 1-2 times；
During the canned 85-90% positions to hydrolysis process tank volume of First hydrolysis process, the people of conveyer discharge outlet
Stock guide in font tripper starts to swing to opposite side to second canned material of hydrolysis process, by that analogy；
In charging process, the air intake valve opening that is continuously increased with bed depth also gradually increases.
The present invention is compared with prior art：
The present invention can rapidly become thoroughly decomposed degraded (2-3 hours) to rubbish from cooking and kitchen garbage；Make in high pressure, high-temperature steam
Under, the thoroughly harmless treatment of rapid exterminating bacterium can be carried out to above two rubbish；In the presence of high temperature and high pressure steam,
All insect pests, virus, germ have not existed, and two kinds of rubbish are by thoroughly harmless treatment；
The present invention can thoroughly separate the inorganic matter being mingled in the middle of two kinds of rubbish and organic matter, so this technology
In industry it is also referred to as " heat choosing "；Its principle is：Under high-temperature high-pressure craft state, all organic wastes are all become thoroughly decomposed drop
Solution, macromolecular chain is broken into small molecule chain, and during discharge with pressure (spray is quick-fried), the organic matter that these are become thoroughly decomposed is in itself
Can be fractured into powdered in the presence of pressure, and inorganic matter therein is mingled in, due to being insufficient to allow it under this process conditions
Change physicochemical property and geometry state, still discharge as former state, thus pole beneficial to downstream process to the sorting of organic-inorganic thing (such as
Screening), organic and inorganic matter is thoroughly separated；
Due to the process for having exhaust with pressure and sewer in technical process, the water content of organic materials can be made to be down to 25-
Within 30%, certain dried material purpose is reached；
In the presence of high temperature and high pressure steam, the moisture in material, sump oil and material can be made more thoroughly to separate.
In the presence of high temperature and high pressure steam, the greasy dirt in organic materials will be diluted and swim in the surface of hydrolyzate in tank, only
Will to material in containing sump oil measure fix really, then a blowdown oil pipe is opened in the appropriate location on tank wall, by oil extraction
Switch valve can be completely separated outside sump oil drain tank with organic materials and sewage；The row for opening tank bottom again after emptying sump oil
Sewage valve, emptying manufacturability sewage (also referred to as hydrolyzate).
In hydrolytic process, the salinity in material is sufficiently solubilized, is diluted in the middle of hydrolyzate, is then discharged with hydrolyzate
Outside tank, the moisture in the middle of hydrolysis organic matter is greatly reduced.Just because of have above-mentioned advantage, so this process can be smooth
Ground treatment kitchen garbage；
The present invention can be passivated, contain, flocculating, peeling off the free state heavy metal being mingled in organic waste；At hydrolysis
One kind is with the addition of in the processing procedure for managing tank under high-temperature acidic medium, can be reacted with free state heavy metal, and then be passivated, wrap
Hold, flocculate, peel off heavy metal, flocculence heavy metal is flowed into the middle of hydrolyzate with condensed water, in the mistake of discharge hydrolyzate
Cheng Zhong, most free state heavy metal discharge hydrolysis process tanks, and in the follow-up handling process to hydrolyzate, is carried out thorough
The physics and chemistry treatment at bottom, thoroughly peels off heavy metal；
The present invention with the addition of a kind of catalyst in the charging process of hydrolysis process tank, and its effect is：1. accelerate organic
The degraded of becoming thoroughly decomposed of discarded object；2. promote humic acid, monose, the conversion of polysaccharide, improve the quality of organic matter；Just because of hydrolysis
Handling process has the incomparable technical advantage of above-mentioned other technologies, so this technology widely can should
Use to the organic wastes such as house refuse, kitchen garbage, agricultural waste, the eutrophication pollutant of rivers and lakes it is innoxious,
In the middle of the processing item of resource；
Spray scrubber in the present invention：
1. the vaporific cleaning solution (or partially dried powder) of Multi-layer sprinkling from top to bottom in spray scrubber, in spurting droplet
In the presence of, the gas based on water vapour attracted by the quick-fried off-load storehouse of spray for flowing from bottom to top is sprayed to, inhaled during this
Attached wherein most moisture simultaneously forms larger water droplet and falls into bottom of towe, and be purified treatment in follow-up water process operation
Recycling；
2. because the quick-fried cleaning solution of spray for configuring belongs to alkaline solution (or half dry type alkaline mixt), and hydrolysis process tank is arranged
What is gone out is that (pH value is with certain acidity and acidic smell：Between 3.5-5.5) steam gas (based on humic acid),
So being met in opposite directions in spray scrubber, in mutual adsorption process, neutralization reaction is produced simultaneously to crystallize as big drop falls into
The bottom of tower, or the spray for being sprayed from top to bottom presses to bottom of towe, is discharged after collecting and is processed by sewage disposal system outside tower；
3. some gas with foreign flavor are risen because hydrolysis process tank to become thoroughly decomposed produce during organic waste, organic matter exists in addition
Partial material can occur carbonization phenomenon and produce a kind of nontoxic smell when anoxic is heated to 160-180 DEG C of temperatures above
(taste such as caf), can also be washed during spray washing and dispose.Then either during hydrolysis process
The vented gasses such as steam, dust, acidic materials, the peculiar smell of generation, can all be eliminated in the technical process of spray washing treatment
Fall, making that discharge gas is nontoxic being capable of qualified discharge.
Brief description of the drawings
Fig. 1 is the top view of the food waste kitchen garbage pollutant harmless treatment device designed by the present invention；
Fig. 2 is the sectional view of line A-A in Fig. 1；
Fig. 3 is the sectional view of line B-B in Fig. 1；
Fig. 4 is the structure chart of hydrolysis process tank in the present invention；
Wherein：1- hydrolysis process tanks, 101- charging apertures, 102- upper covers, 103- level detectors, 104- blowdown fuel taps, 105-
Air inlet endless tube, 106- communicating pipes, 107- intake valves, 108- air inlet pipe, 109- air bleeding valves, 110- blowdown water valves, 2- conveyers, 3-
Hot dry wind air accumulator, the drainage conduits of 4- first, 5- sprays quick-fried off-load storehouse, the drainage conduits of 501- second, 502- warehouses, 503- doors, 504-
Horizontal conveyer, 505- elevators, 506-T type foundation ditches, 507- Long Liao mechanisms, 507a- revolution hold together flitch, 507b- motors,
507c- rotating shafts, 507d- hinges, 508- longitudinal directions conveyer, the horizontal striker plates of 509-, 510- receiving hoppers, 511- sewage collecting ditches,
The pneumatic blow-off valves of 6-, 7- air-actuated feeding valves, 8- herringbone trippers, 9- spray scrubbers, 901- condensing covers, 902- condensers,
903- water inlet pipes, 904- condensate pipes, 905- drainpipes, 906- atomizing sprays tap, 907- blast pipes, the conveying of 908- cleaning solutions
Pipe, 909- bleeds hole, 910- return pipes, 10- spray liquid preparing pools, 1101- spray liquid delivery pumps.
Specific embodiment
Embodiment 1
Structure as shown in Figures 1 to 4, a kind of food waste kitchen garbage hydrolysis process device that the present embodiment is provided, including one
The discharging opening of platform or more than two hydrolysis process tanks 1 and hydrolysis process tank 1 is turned on by pneumatic blow-off valve 6 with quick-fried off-load storehouse 5 is sprayed
Connection, also including hot dry wind air accumulator 3, the input of hot dry wind air accumulator 3 is by air bleeding valve 109 and the top of hydrolysis process tank 1
End exhaust outlet connection；Also include the conveyer 2 being arranged on the side of hydrolysis process tank 1, the top discharging opening of conveyer 2 is passed sequentially through
Herringbone tripper 8, air-actuated feeding valve 7 are connected with the top charging aperture 101 of hydrolysis process tank 1；
Hydrolysis process tank 1 includes tank body, upper cover 102, low head and air inlet pipe, the upper end of upper cover 102 be provided with into
Material mouth 101, the lower end of low head is discharging opening, and the defeated of the connection herringbone of air-actuated feeding valve 7 tripper 8 is provided with charging aperture 101
Go out end, discharge outlet connects pneumatic blow-off valve 6 by the first drainage conduit 4, and tank body bottom side of the wall offers air inlet, air inlet pipe
108 stretch into tank interior by intake valve 107, and air inlet pipe connects 108 and is connected with least one air inlet endless tube 105, and air inlet endless tube 105 is certainly
Low head is up to successively set on down near discharge outlet, the descending setting from top to bottom of air inlet endless tube 105, each air inlet endless tube
By connecting communicating pipe 106 between 105；The upper end of upper cover 102 is further opened with exhaust outlet, and exhaust ports are provided with air bleeding valve 109；
Spray quick-fried off-load storehouse 5 defeated including warehouse 502, the second drainage conduit 501, horizontal striker plate 509, Long Liao mechanisms 507, longitudinal direction
Material machine 508, horizontal conveyer 504 and elevator 505, the second drainage conduit 501 are set through the one side side wall lower ends of warehouse 502, water
Flat striker plate 509 is arranged on warehouse 502 away from the side wall of the second drainage conduit 501 1, and longitudinal conveyer is arranged on horizontal backgauge
Plate lower section, the feed direction of longitudinal conveyer points to drainage conduit direction, the feeding of horizontal conveyer 504 and longitudinal conveyer 508
Direction is mutually perpendicular to, and horizontal conveyer 504 is arranged on the front end of longitudinal conveyer 508 lower section, and horizontal conveyer 504 is defeated away from longitudinal direction
The other end of material machine 508 is connected through the side wall of warehouse 502 with elevator 505；
Long Liao mechanisms 507 include motor 507b and flitch 507a is held together in two pieces of vertical revolutions, and revolution is held together flitch 507a and is located at
Between horizontal striker plate 509 and longitudinal conveyer 508, axisymmetricals of the flitch 507a along longitudinal conveyer 508 is held together in two pieces of revolutions
Set, revolution is held together flitch 507a one end and is hinged by hinge 507d with warehouse 502, and the output shaft of motor is driven back by Chain conveyer
Turn to hold together flitch 507a along hinge 507d reciprocating rotations；
Tank body is tubular, and tank interior is provided with level detector 103 near the place at top；Under the side wall of tank body is in tank body
Portion offers blowdown oilhole, and blowdown oilhole is communicated with blowdown fuel tap 104；Upper cover and low head can be dome head, lower envelope
Head can also be conical end socket；Upper cover upper end is also equipped with pressure gauge and thermometer；Low head is opened up near discharge outlet
There is limber hole, limber hole is communicated with blowdown water valve 110；
The bottom of warehouse 502 is higher than near the side of the second drainage conduit 501 near the side of hinge 507d；Warehouse 502
Bottom offers the sewage collecting ditch 511 with the diameter parallel of horizontal conveyer 504 near the side of the second drainage conduit 501；Warehouse
The postmedian of 502 bottom offers T-shaped foundation ditch 506, and the width of T-shaped foundation ditch 506 is more than longitudinal conveyer 508 and horizontal conveyer
504 width, longitudinal conveyer 508 and horizontal conveyer 504 are arranged on 506 in T-shaped foundation ditch；
Receiving hopper 510, the discharging opening of the lower end of receiving hopper 510 are provided with the T-shaped foundation ditch 506 of the lower section of horizontal striker plate 509
Positioned at the top of horizontal conveyer 504, longitudinal conveyer 508 stretches into the top of receiving hopper 510 near transverse direction conveyer 504 one end；
Warehouse 502 offers door 503 at the second drainage conduit 501；Face upward and pressed from both sides with horizontal plane in the discharge direction of second drainage conduit 501
Angle is 5-15 °；It is to lead system by armored concrete to form to spray quick-fried off-load storehouse, volume position 500-2000m3, 0.4- can be born
The surge of 0.5Mpa, the pressure of hot dry wind air accumulator bears to be 0.1-0.6Mpa.
The handling process of the present embodiment is comprised the following specific steps that：
1. before starting shooting, the air-actuated feeding valve of hydrolysis process tank charging aperture is in beyond open mode, and remaining each valve is equal
It is closed；
The herringbone tripper of conveyer outlet port is in first position of the canned material of hydrolysis process；
2. first hydrolysis process tank is started, then：
A：Start to be fed toward in hydrolysis process tank, when material is filled to 1/10 position of tank volume, open air intake valve,
Xeothermic compressed air is blasted towards reactor using hot dry wind air accumulator is slow, the purpose is to allow hot dry wind to take away a part of low temperature gas
Body, and air flue unobstructed up and down is formed in material；
B：When material is filled to the 85-90% positions of hydrolysis process tank volume, the air-actuated feeding of First hydrolysis process tank
Valve closing, air intake valve keeps opening, but xeothermic compressed air stop blasting, using steam boiler to hydrolysis at
Reason tank slowly blast high steam, into boosting heating process, specially：
One section：Normal pressure rises to about 0.5 or 0.6Mpa, and when temperature rises to 120 DEG C or so by normal temperature, air intake valve is closed, row
Air valve is opened；
Exhaust step-down：Pressure is down to 0.2 or 0.3Mpa, when temperature is about down to 60-80 DEG C or so, drain tap by 0.6Mpa
Close, air intake valve is opened；
Two sections：Air inlet boosting again heats up：Pressure rises to 0.6 or 0.8Mpa by 0.2 or 0.3Mpa, and temperature about rises to 150
DEG C or so when, air intake valve close, drain tap open；
Exhaust step-down：Pressure is down to 0.5 or 0.6Mpa by 0.8Mpa, when temperature is about down to 100 or 110 DEG C by 150 DEG C, row
Air valve is closed, air intake valve is opened；
Three sections：Continue air inlet boosting to heat up：Pressure rises to 0.9 or 0.95Mpa by 0.6Mpa, when temperature about rises to 185 DEG C；
Air intake valve is closed, and system enters the pressure-maintaining and heat-preservation stage；
C：Carry out pressure-maintaining and heat-preservation, process about 1-1.5 hours；
D：Exhaust pressure reduction：After pressure-maintaining and heat-preservation process terminates, open drain tap and switch to be vented pressure reduction, work as pressure
When being down to below 0.4Mpa, open and condensed in the blowdown water valve under hydrolysis process tank tank, blowdown vessel hydrolyzate to Sewage Disposal,
Until pressure inside the tank is down to normal pressure, and untill substantially outside exhaust outlet, closing blowdown water valve；
E：Hydrolyze the dehydration of material：The operating pressure of hydrolysis process tank is down to close to after " normal pressure ", closes sewer
Valve, opens intake valve and xeothermic air valve, starts to xeothermic compressed air is injected in tank, and injection length is about controlled in 30-40
Minute, humidity of materials is reduced to below 25-30%；
F：Discharging process with pressure：Discharging process with pressure is exactly after dehydration work step is completed, to close air bleeding valve, continues to inject
After xeothermic compressed air to 0.3-0.4Mpa pressure, all valves of hydrolysis process tank are closed, pneumatic blow-off valve is opened, with pressure
Material is sprayed quick-fried in the quick-fried off-load storehouse of spray, then material is discharged outside storehouse by feeding device；
In the presence of air-introduced machine, the quick-fried off-load storehouse of spray is contained within steam, dust and gas with foreign flavor and is inhaled into spray scrubber,
And flow from bottom to top, the spray liquid in spray liquid configured pool sucks spray washing liquid in the presence of spray liquid delivery pump
Cleaning solution delivery pipe, sprays from top to bottom after being atomized shower faucet atomization, steam, dust and peculiar smell gas in the quick-fried off-load storehouse of spray
Body will occur neutralization reaction and adsorption reaction (spray washing liquid hydrolysis process for alkalescence when top-bottom cross meets in tower
Tank discharge is faintly acid gas), neutralize the acidity in gas, smell, absorption and fall most of moisture therein；
Gas after spray washing treatment is discharged to space by blast pipe, and the big drop crystallized into after neutralization reaction falls into tower
Bottom, or the spray for being sprayed from top to bottom presses to bottom of towe, is accessed in spray liquid preparing pool by return pipe after collecting；Spray
Water body in the condenser tank of scrubbing tower top is circulating water, and the gas that spray washing is crossed during work is carried out with the water in condenser
Air water heat exchange, and then the water vapour in be vented body is condensed into condensed water, and then separated with gas phase；
If discharge of step F is not net, repeat 1-2 times；
During the canned 85-90% positions to hydrolysis process tank volume of First hydrolysis process, the people of conveyer discharge outlet
Stock guide in font tripper swings to opposite side, starts to second canned material of hydrolysis process, by that analogy；
In charging process, the air intake valve opening that is continuously increased with bed depth also gradually increases, it is therefore an objective to increase gas
The impulse force of stream, makes to form unobstructed air flue in material, in case half-cooked phenomenon occurs in material.
Above example is only explanation technological thought of the invention, it is impossible to limit protection scope of the present invention with this, every
According to technological thought proposed by the present invention, any change done on the basis of technical scheme each falls within the scope of the present invention
Within.
Claims (10)
1. a kind of handling process of food waste kitchen garbage pollutant harmless resource utilization device, it is characterised in that device is by 2
Platform above hydrolysis process tank（1）Composition, when hydrolysis process tank is combined more than two, on the feeding mouth of each hydrolysis process tank
Side, will be provided with a component glassware to distribute material to each hydrolysis process tank；And the hydrolysis process tank（1）Discharging opening pass through
Pneumatic blow-off valve（6）With the quick-fried off-load storehouse of spray（5）Conducting connection, also including hot dry wind air accumulator（3）, the hot dry wind air accumulator
（3）Input pass through air bleeding valve（109）With hydrolysis process tank（1）The connection of top exhaust outlet, arranged during hydrolysis process tank off-load
The high-temperature steam put by one group of coil pipe in air accumulator with by air compressor it is defeated come compressed air realized in air accumulator
Heat exchange, preheats the compressed air in the chamber of tank body；The gas outlet of the hot dry wind air accumulator is by one group of valve and hydrolysis
The steam inlet duct of process tank is connected；Also include being arranged on hydrolysis process tank（1）The conveyer of side（2）, the conveyer
（2）Top discharging opening pass sequentially through herringbone tripper（8）, air-actuated feeding valve（7）With hydrolysis process tank（1）Top charging
Mouthful（101）Connection, is also arranged on the quick-fried off-load storehouse of spray including one（5）The spray scrubber of side（9）, wherein；
The spray scrubber（9）It is tubular structure, in the spray scrubber（9）Top of tower as condensing cover（901）, and
One condenser is installed inside it（902）And air-introduced machine, the condenser（902）Cross sectional shape, size and spray washing
Tower（9）Section it is consistent；Condenser（902）For one with water inlet pipe（903）And drainpipe（905）And fill circulating water
Box-type container and thereon top and lower top between soldering have about many penetrating condensate pipes（904）；The spray scrubber（9）
Tower top top also turn on connection one blast pipe（907）；The spray scrubber（9）Tower top and side wall on, equipped with multilayer mist
Change shower faucet（906）, the atomizing spray tap（906）By cleaning solution delivery pipe（908）And spray liquid delivery pump
（1101）Be arranged on spray scrubber（9）The spray liquid preparing pool of bottom of towe side（10）Connection, the spray scrubber（9）'s
Multiple bleed holes are offered on the wall of side（909）, and the bleed hole（909）Stretch into the quick-fried off-load storehouse of spray（5）It is interior, the spray
Scrubbing tower（9）Bottom also includes a return pipe（910）Access spray liquid preparing pool（10）It is interior；
The hydrolysis process tank（1）Including tank body, upper cover（102）, low head and air inlet pipe, the upper cover（102）It is upper
End is provided with charging aperture（101）, the lower end of the low head is discharging opening, the charging aperture（101）Place is provided with air-actuated feeding valve
（7）Connection herringbone tripper（8）Output end, the discharge outlet pass through the first drainage conduit（4）Connect pneumatic blow-off valve
（6）, the tank body bottom side of the wall offers air inlet, the air inlet pipe（108）By intake valve（107）Stretch into tank interior,
The air inlet pipe（108）It is communicated with least one air inlet endless tube（105）, the air inlet endless tube（105）Set gradually from top to bottom
In low head near discharge outlet, the air inlet endless tube（105）Descending setting from top to bottom, each air inlet endless tube
（105）Between pass through communicating pipe（106）Connection；The upper cover（102）Upper end is further opened with exhaust outlet, the exhaust ports peace
Equipped with air bleeding valve（109）；
The quick-fried off-load storehouse of spray（5）Including warehouse（502）, the second drainage conduit（501）, horizontal striker plate（509）, Long Liao mechanisms
（507）, longitudinal conveyer（508）, horizontal conveyer（504）And elevator（505）, second drainage conduit（501）Through institute
State warehouse（502）Anterior side wall lower ends are set, the horizontal striker plate（509）It is arranged on warehouse（502）Away from the second drainage conduit
（501）On one side wall, longitudinal conveyer is arranged on horizontal striker plate lower section, and the feed direction of longitudinal conveyer refers to
To second drainage conduit（501）Direction, the horizontal conveyer（504）With longitudinal conveyer（508）Feed direction
It is mutually perpendicular to, the horizontal conveyer（504）One end is arranged on longitudinal conveyer（508）Front end lower section, the transverse direction is defeated
Material machine（504）Away from longitudinal conveyer（508）The other end run through the warehouse（502）Side wall and the elevator
（505）Connection；
The Long Liao mechanisms（507）Including motor（507b）Flitch is held together in the revolution vertical with two pieces（507a）, it is described to turn round material
Plate（507a）Positioned at the horizontal striker plate（509）With longitudinal conveyer（508）Between, flitch is held together in two pieces of revolutions
（507a）Along longitudinal conveyer（508）Axisymmetrical set, it is described revolution hold together flitch（507a）One end and the warehouse
（502）By hinge（507d）It is hinged, the output shaft of the motor drives the revolution to hold together flitch by chain or steel wire rope
（507a）Along hinge（507d）Reciprocating rotation；
The handling process is comprised the following specific steps that：
1. before starting shooting, the air-actuated feeding valve of hydrolysis process tank charging aperture is in open mode, and remaining each valve is in closing
State；
The herringbone tripper of conveyer outlet port is in first position of the canned material of hydrolysis process；
2. first hydrolysis process tank is started, then：
A：Start to be fed toward in hydrolysis process tank, when material is filled to 1/10 position of tank volume, open air intake valve, utilize
Hot dry wind air accumulator slowly blasts xeothermic compressed air towards tank body；
B：When material is filled to the 85-90% positions of hydrolysis process tank volume, the air-actuated feeding valve of First hydrolysis process tank is closed
Close, air intake valve keeps opening, but xeothermic compressed air stop blasting, switch to using steam boiler to hydrolysis at
Reason tank slowly blast high steam, into boosting heating process state, specially：
One section：Normal pressure rises to about 0.6 Mpa, and temperature rises to 120 by normal temperatureoDuring c or so, air intake valve is closed, drain tap is opened
Open；
Exhaust step-down：Pressure is down to 0.2 Mpa by 0.6Mpa, and when temperature is down to 60-80 DEG C, drain tap is closed, air intake valve
Open；
Two sections：Air inlet boosting again heats up：Pressure rises to 0.8 Mpa by 0.2 Mpa, when temperature about rises to 150 DEG C or so, air inlet
Valve closing, drain tap are opened；
Exhaust step-down：Pressure is down to 0.6 Mpa by 0.8Mpa, and when temperature is about down to 100 DEG C by 150 DEG C, drain tap is closed, entered
Air valve is opened；
Three sections：Continue air inlet boosting to heat up：Pressure rises to 0.95Mpa by 0.6Mpa, when temperature rises to about 185 DEG C；Air intake valve
Close, system enters the pressure-maintaining and heat-preservation stage；
C：Carry out pressure-maintaining and heat-preservation, process 1-1.5 hours；
D：Exhaust pressure reduction：After pressure-maintaining and heat-preservation process terminates, open drain tap and switch to be vented pressure reduction, when pressure is down to
During below 0.4Mpa, open and condensed in the blowdown water valve under hydrolysis process tank tank, blowdown vessel hydrolyzate to Sewage Disposal, until
Pressure inside the tank is down to normal pressure, untill substantially outside exhaust outlet, closing blowdown water valve；
E：Hydrolyze the dehydration of material：Intake valve is opened, is started to xeothermic compressed air is injected in tank, it is taken material out of and work as
In vapor, injection length control at 30-40 minutes, untill humidity of materials is reduced to 25-30%；
F：Discharging process with pressure：The discharging process with pressure is exactly after dehydration work step is completed, to close air bleeding valve, continues to inject
After xeothermic compressed air to 0.3-0.4Mpa pressure, all valves of hydrolysis process tank are closed, pneumatic blow-off valve is opened, with pressure
Material is sprayed quick-fried in the quick-fried off-load storehouse of spray, then by horizontal conveyer（504）With longitudinal conveyer（508）Material is discharged into storehouse
Outward；
In the presence of air-introduced machine, spray quick-fried off-load storehouse and be contained within steam, dust and gas with foreign flavor and be inhaled into spray scrubber, and by
Under flow up, the spray liquid in spray liquid configured pool in the presence of spray liquid delivery pump, by spray washing liquid suck wash
Liquid delivery pipe, sprays from top to bottom after being atomized shower faucet atomization, and with the steam, dust and peculiar smell gas sprayed in quick-fried off-load storehouse
Body will occur neutralization reaction and adsorption reaction when top-bottom cross meets in tower, neutralize acidity, smell, absorption in gas
Fall most of moisture therein；
Gas after spray washing treatment is discharged to space by blast pipe, and the big drop crystallized into after neutralization reaction falls into the bottom of tower
Portion, or the spray for being sprayed from top to bottom presses to bottom of towe, is returned in spray liquid preparing pool by return pipe after collecting；Spray is washed
The water body flow in column overhead condenser tank is washed, the gas that spray washing is crossed during work carries out air water heat with the water in condenser
Exchange, and then the water vapour in be vented body is condensed into condensed water, and then separated with gas phase.
2. the handling process of food waste kitchen garbage pollutant harmless resource utilization device according to claim 1, its
It is characterised by, the tank body is tubular, the tank interior is provided with level detector at top（103）.
3. the handling process of food waste kitchen garbage pollutant harmless resource utilization device according to claim 2, its
It is characterised by, the side wall of the tank body offers blowdown oilhole near tank body middle and lower part, and the blowdown oilhole is communicated with blowdown oil
Valve（104）；The upper cover and low head are dome head；The upper cover upper end is also equipped with pressure gauge and thermometer；
The low head offers limber hole near discharge outlet, and the limber hole is communicated with blowdown water valve（110）.
4. the handling process of food waste kitchen garbage pollutant harmless resource utilization device according to claim 3, its
It is characterised by, the warehouse（502）Bottom near the hinge（507d）Side be higher than near second drainage conduit
（501）Side；The warehouse（502）Bottom near second drainage conduit（501）Side wall below ground on
Offer and the horizontal conveyer（504）The sewage collecting ditch of diameter parallel（511）；The warehouse（502）Bottom install
Longitudinal conveyer（508）With horizontal conveyer（504）Offer T-shaped foundation ditch below ground（506）, the T-shaped foundation ditch
（506）Width is more than longitudinal conveyer（508）With horizontal conveyer（504）Width, longitudinal conveyer（508）With
Horizontal conveyer（504）It is arranged on the T-shaped foundation ditch（506）It is interior.
5. the handling process of food waste kitchen garbage pollutant harmless resource utilization device according to claim 4, its
It is characterised by, the horizontal striker plate（509）The T-shaped foundation ditch of lower section（506）Inside it is provided with receiving hopper（510）, the receiving hopper
（510）The discharging opening of lower end is located at the horizontal conveyer（504）Top, longitudinal conveyer（508）Near the transverse direction
Conveyer（504）Stretch into the receiving hopper in one end（510）Top.
6. the handling process of food waste kitchen garbage pollutant harmless resource utilization device according to claim 5, its
It is characterised by, the warehouse（502）Near second drainage conduit（501）Place offers door（503）.
7. food waste kitchen garbage pollutant harmless resource utilization device according to claim 6, it is characterised in that：Institute
State the second drainage conduit（501）Face upward and be 5-15 ° with horizontal plane angle in discharge direction.
8. the handling process of food waste kitchen garbage pollutant harmless resource utilization device according to claim 7, its
It is characterised by, the spray scrubber（9）Height and the quick-fried off-load storehouse of spray（5）It is contour, a diameter of 1.5-3.0m；The condenser
（902）It is multi-segment structure.
9. the handling process of food waste kitchen garbage pollutant harmless resource utilization device according to claim 7, its
It is characterised by, the spray liquid preparing pool（10）In be additionally provided with gas and water separator and muffler.
10. the handling process of food waste kitchen garbage pollutant harmless resource utilization device according to claim 1, its
It is characterised by, if discharge of step F is not net, repeats 1-2 times；
During the canned 85-90% positions to hydrolysis process tank volume of First hydrolysis process, the herringbone point of conveyer discharge outlet
Start in glassware to second canned material of hydrolysis process, by that analogy；
In charging process, the air intake valve opening that is continuously increased with bed depth also gradually increases.
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105478440A (en) * | 2015-11-30 | 2016-04-13 | 宜兴合一环保科技有限公司 | Household garbage and organic waste harmless comprehensive treatment device |
| CN106925597B (en) * | 2015-12-30 | 2020-04-17 | 中粮营养健康研究院有限公司 | Treatment process of antibiotic fungi residues |
| CN106925595B (en) * | 2015-12-30 | 2020-04-17 | 中粮营养健康研究院有限公司 | Treatment process of antibiotic fungi residues |
| CN106925596B (en) * | 2015-12-30 | 2020-04-17 | 中粮营养健康研究院有限公司 | Treatment process of antibiotic fungi residues |
| CN111375626B (en) * | 2020-04-12 | 2021-04-20 | 广东台泉环保科技有限公司 | Kitchen waste hydrolysis treatment method |
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