CN110715298A - Domestic garbage treatment device - Google Patents
Domestic garbage treatment device Download PDFInfo
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- CN110715298A CN110715298A CN201910925609.2A CN201910925609A CN110715298A CN 110715298 A CN110715298 A CN 110715298A CN 201910925609 A CN201910925609 A CN 201910925609A CN 110715298 A CN110715298 A CN 110715298A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/04—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment drying
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/006—Layout of treatment plant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
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- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a household garbage treatment device, which comprises a rotary dryer, an anaerobic decomposing furnace, brick burning equipment, decomposed gas treatment equipment, waste gas treatment equipment and an oil storage tank, wherein the rotary dryer is arranged on the rotary dryer; the anaerobic decomposition furnace is provided with a combustion cavity and a decomposition cavity, wherein a combustor is arranged in the combustion cavity, the combustion cavity is provided with a fuel inlet, an air inlet, a flue gas outlet and a waste residue outlet, the decomposition cavity is provided with a first garbage inlet, a first solid outlet and a decomposition gas outlet, the first solid outlet is communicated with the fuel inlet, the waste residue outlet is communicated with brick burning equipment, and the decomposition gas outlet is communicated with decomposition gas treatment equipment; the rotary dryer comprises a second garbage inlet, a garbage outlet, a dry gas inlet and a waste gas outlet, wherein the garbage outlet is communicated with the first garbage inlet, the dry gas inlet is communicated with the flue gas outlet, and the waste gas outlet is communicated with the waste gas treatment equipment; the decomposition gas treatment equipment is communicated with the oil storage tank. The household garbage treatment device provided by the invention can recycle residual energy, and has the advantages of high energy utilization rate and low decomposition energy consumption.
Description
Technical Field
The invention relates to the field of garbage treatment, in particular to a household garbage treatment device.
Background
The current situation of domestic garbage decomposition equipment at home and abroad at present; the domestic and foreign urban garbage disposal decomposition equipment has various forms, but can be basically summarized as follows; the first is a compression decomposition method: namely, the household garbage is compressed and molded, then the pressed and molded briquettes are placed in a decomposing furnace, and are decomposed for more than 48 hours and then converted into carbon, and the generated waste gas needs to be treated. Secondly, a direct decomposition method: after the garbage is sorted, the decomposable organic components are dried and put into a decomposing furnace, and are ignited to combust and slowly decompose from the bottom to the top, so that the method has the disadvantages of long decomposition time, high energy consumption, large amount of generated waste gas and difficult treatment.
Disclosure of Invention
The invention aims to provide a household garbage treatment device, which can recycle residual energy in household garbage, and has high energy utilization rate and low energy consumption for garbage decomposition.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the invention discloses a household garbage treatment device, which comprises a rotary dryer, an anaerobic decomposing furnace, brick burning equipment, decomposed gas treatment equipment, waste gas treatment equipment and an oil storage tank, wherein the rotary dryer is arranged on the rotary dryer;
the anaerobic decomposition furnace is provided with a combustion cavity and a decomposition cavity, a combustor is arranged in the combustion cavity, the combustion cavity is provided with a fuel inlet, an air inlet, a flue gas outlet and a waste residue outlet, the decomposition cavity is provided with a first garbage inlet, a first solid outlet and a decomposition gas outlet, the first solid outlet is communicated with the fuel inlet, the waste residue outlet is communicated with the brick burning equipment, and the decomposition gas outlet is communicated with the decomposition gas treatment equipment;
the rotary dryer comprises a second garbage inlet, a garbage outlet, a dry gas inlet and a waste gas outlet, the garbage outlet is communicated with the first garbage inlet, the dry gas inlet is communicated with the flue gas outlet, and the waste gas outlet is communicated with the waste gas treatment equipment;
the decomposed gas treatment equipment is communicated with the oil storage tank.
The invention has the beneficial effects that: after the domestic garbage enters the rotary dryer for drying, the domestic garbage enters the anaerobic decomposing furnace for decomposition, the decomposition efficiency of the dried domestic garbage is higher, and energy is saved, fuel in a combustion cavity of the anaerobic decomposing furnace is combusted to supply heat to the decomposition cavity, the domestic garbage in the decomposition cavity is decomposed into oil gas and carbon black, the carbon black is recycled after the oil gas enters the decomposition gas treatment equipment from a decomposition gas outlet for treatment, the carbon black directly enters the combustion cavity for fuel combustion, waste residues after the carbon black is combusted are discharged through a waste residue outlet and enter brick burning equipment as raw materials for brick burning, residual energy in the domestic garbage is recycled, high-temperature flue gas generated by the combustion of the fuel in the combustion cavity enters the rotary dryer as dry gas, heat energy generated by the fuel combustion is fully utilized, the garbage decomposition energy consumption is low, the dry gas dries the domestic garbage in the rotary dryer and then enters the waste gas treatment equipment for treatment through a waste gas outlet, most of products generated by the household garbage treatment are recycled, so that the resource is saved and the pollution to the environment is reduced.
Further, the decomposed gas treatment equipment comprises a cyclone separator and oil gas treatment equipment;
the cyclone separator is provided with a decomposed gas inlet, a first oil gas outlet and a second solid outlet, the decomposed gas outlet is communicated with the decomposed gas inlet, the second solid outlet is communicated with the inner cavity of the combustion chamber, and the first oil gas outlet is communicated with the oil gas treatment equipment;
the oil gas treatment equipment is communicated with the oil storage tank.
The beneficial effect of adopting the further scheme is that: the oil gas that domestic waste decomposes in the decomposition intracavity and produces can carry partial solid particle at the in-process of following the export discharge of decomposition gas, through cyclone with solid particle and oil-gas separation, the solid particle of separation gets into the combustion chamber and burns, and the oil gas of separation gets into oil gas treatment facility and handles back recycle.
Further, the oil gas treatment equipment comprises a washing tower, an air cooler, a condenser, a settling tank, a first circulating oil way and a second circulating oil way;
the washing tower is provided with a first oil-gas inlet, a heavy oil outlet and a light oil-gas outlet, the first oil-gas inlet is communicated with the first oil-gas outlet, the heavy oil outlet is communicated with the inlet end of the air cooler, the outlet end of the air cooler is communicated with the oil storage tank, the first circulating oil way is used for communicating the tower bottom and the tower top of the washing tower, and the second circulating oil way is used for communicating the outlet end of the air cooler with the lower part of the washing tower;
the light oil gas outlet is communicated with the inlet end of the condenser;
the settling cask has fluid import, fluid export, noncondensable oil gas export and waste water export, the exit end of condenser with fluid import intercommunication, the fluid export with the oil storage tank intercommunication, noncondensable oil gas export with the combustor intercommunication.
The beneficial effect of adopting the further scheme is that: the oil gas enters a washing tower, the oil gas is divided into heavy oil and light oil gas in the washing tower, the heavy oil is deposited at the bottom of the washing tower, part of the heavy oil at the bottom of the washing tower is conveyed to the top of the washing tower through a first circulating oil line for recycling, part of the heavy oil is discharged through a heavy oil outlet and enters an air cooler for cooling, part of the heavy oil cooled by air cooling is conveyed to an oil storage tank for storage, and part of the heavy oil enters the lower part of the washing tower through a second circulating oil line and is mixed with the heavy oil deposited at the lower part; light oil gas in the scrubbing tower rises to the top of the tower and gets into the condenser after the light oil gas export discharge from the top of the tower and condenses, light oil gas through the condensation passes through the fluid import and gets into in the settling cask and subsides, light oil gas layering in the settling cask, the upper strata is noncondensable oil gas, the middle level is the fluid after the condensation, the lower floor is condensation waste water, noncondensable oil gas gets into the fuel that the combustor burns after discharging through noncondensable oil gas export, fluid gets into the oil storage tank through fluid export discharge and stores, condensation waste water is discharged through the waste water export.
The heat exchange device comprises a first cold flow channel, a second cold flow channel and a hot flow channel, wherein the inlet end of the first cold flow channel is communicated with the non-condensable oil gas outlet, the outlet end of the first cold flow channel is communicated with the combustor, the inlet end of the second cold flow channel is communicated with air supply equipment, the outlet end of the second cold flow channel is communicated with the air inlet, the inlet end of the hot flow channel is communicated with the waste residue outlet, and the outlet end of the hot flow channel is communicated with the brick firing equipment.
The beneficial effect of adopting the further scheme is that: the waste heat of the waste residue after combustion in the combustion chamber is utilized to heat the noncondensable oil gas and the air entering the combustion chamber, the heated air and the noncondensable oil gas are combusted in the combustion chamber, so that the heat loss caused by temperature difference is reduced, the energy is saved, and meanwhile, the air and the noncondensable oil gas carry away the heat of the waste residue, so that the waste residue is cooled, and the waste residue is favorable for being treated in a brick firing device.
Further, the oil gas treatment equipment also comprises a third circulating oil way, and the oil liquid outlet is communicated with the condenser through the third circulating oil way.
The beneficial effect of adopting the further scheme is that: and part of oil in the settling tank enters the condenser through a third circulating oil line for circulation, and is used as cooling liquid in the condenser.
Further, the oil gas treatment equipment still includes atomizing equipment, the waste water export with atomizing equipment's entrance point intercommunication, atomizing equipment's exit end with the combustion chamber intercommunication.
The beneficial effect of adopting the further scheme is that: still contain partial combustible substance in the condensation waste water of settling cask lower floor, directly discharge and can produce the pollution to the environment, condensation waste water from waste water outlet discharge back, through the atomizing equipment atomizing, the burning in the waste water entering combustion chamber after the atomizing can provide fuel for the combustion chamber, make full use of the product that rubbish decomposed, can avoid directly discharging again and cause environmental pollution.
Further, the waste gas treatment equipment comprises a purification channel, a water cooling tower and a sedimentation tank, wherein a purification assembly is arranged in the purification channel, the inlet end of the purification channel is communicated with the waste gas outlet, the water cooling tower is provided with an air inlet, an air outlet and a water outlet, the outlet end of the purification channel is communicated with the air inlet, the water outlet is communicated with the sedimentation tank, the sedimentation tank is provided with a clear water outlet, and the clear water outlet is communicated with the top of the water cooling tower.
The beneficial effect of adopting the further scheme is that: waste gas generated by the rotary dryer is discharged from a waste gas outlet and then enters the purification channel to be purified, the waste gas is purified by the purification channel and then enters the water cooling tower to be washed, the washed gas is emptied, the waste water generated after washing enters the sedimentation tank to be precipitated, after the sedimentation tank is precipitated, the upper clear water is reinjected to the top of the water cooling tower to be used as washing water, and the waste residue precipitated at the bottom of the sedimentation tank is periodically dug out to be used as raw materials for brick burning of brick burning equipment.
Further, it includes two alkali method washing equipment, ceramic ring dewatering equipment, zeolite adsorption filtration equipment, light oxidation decomposition equipment and active carbon adsorption equipment to purify the subassembly, two alkali method washing equipment ceramic ring dewatering equipment zeolite adsorption filtration equipment light oxidation decomposition equipment with active carbon adsorption equipment sets gradually in purifying the passageway.
The beneficial effect of adopting the further scheme is that: and after the waste gas enters the purification channel, sequentially carrying out double-alkali washing, ceramic ring dehydration, zeolite adsorption filtration, photo-oxidation and activated carbon adsorption to remove toxic and harmful substances in the waste gas.
Furthermore, the garbage collection device further comprises a garbage collection pool, a garbage conveying channel and a magnetic iron removal device, wherein the garbage collection pool is communicated with the second garbage inlet through the garbage conveying channel, and the garbage collection pool and/or the garbage conveying channel are/is provided with the magnetic iron removal device.
The beneficial effect of adopting the further scheme is that: domestic waste gets into rubbish receiving tank and receives the back and carries through rubbish transfer passage and carry in the rotary drier dry, sets up deironing equipment, can retrieve the magnetic metal thing in rubbish receiving tank and/or rubbish transfer passage rubbish, resources are saved still avoids the metal to get into the condition that the intracavity appears being difficult to decompose.
Further, the anaerobic decomposing furnace comprises an inner cylinder, an outer cylinder, a driving mechanism, a first feeder, a second feeder and a discharging machine, wherein the outer cylinder and the inner cylinder are both horizontal, the inner cylinder is made of heat conducting materials, the driving mechanism is connected with the outer cylinder, the inner cylinder is arranged in the outer cylinder, the inner cylinder and the outer cylinder are coaxially and fixedly connected, a first inclined lifting blade is arranged on the inner wall of the inner cylinder, a gap is reserved between the outer wall of the inner cylinder and the inner wall of the outer cylinder, a second inclined lifting blade is arranged on the inner wall of the outer cylinder, the second inclined lifting blade penetrates through the gap from the rear end of the outer cylinder and extends to the front end of the outer cylinder, the rear end of the outer cylinder is behind the rear end of the inner cylinder, the discharging end of the first feeder sequentially penetrates through the front end of the outer cylinder and the front end of the inner cylinder and then is communicated with the inner cavity of the inner cylinder, the discharging end of the first, the feed end of the first feeder is the first garbage inlet, the first feeder is in sealing connection with the inner barrel and the outer barrel, the feed end of the discharging machine sequentially penetrates through the rear end of the outer barrel and the rear end of the inner barrel and is communicated with the inner barrel inner cavity, the feed end of the discharging machine is arranged at the rear end of the inner barrel, the discharging machine is in sealing connection with the inner barrel and the outer barrel, a cavity formed by the inner barrel inner cavity and the discharging machine inner cavity is the decomposition cavity, an interlayer part between the outer barrel and the inner barrel is the combustion cavity, the burner is fixedly arranged at the rear end of the outer barrel, the rear end of the outer barrel is provided with the fuel inlet, the air inlet and the flue gas outlet, the front end of the outer barrel is provided with the waste residue outlet, and the discharging machine is provided with the decomposition gas outlet and the first solid outlet, the first solid outlet is communicated with the feed end of the second feeder, and the discharge end of the second feeder is communicated with the fuel inlet;
the driving mechanism is used for driving the outer cylinder to rotate;
the inner barrel carries out anaerobic decomposition on the garbage in the inner barrel and conveys the garbage in the inner barrel to the rear end of the inner barrel from the front end of the inner barrel through the first inclined lifting blade;
the first feeder is used for feeding materials to the inner cavity of the inner barrel;
the discharging machine is used for separating and discharging solid and gas formed by anaerobic decomposition in the inner cylinder;
the second feeder is used for feeding the solid discharged by the discharging machine into the combustion chamber;
the outer barrel is used for supplying heat to the inner barrel and conveying materials in the outer barrel to the waste residue outlet at the front end of the outer barrel from the rear end of the outer barrel through the second inclined lifting plate.
The beneficial effect of adopting the further scheme is that: the driving mechanism drives the outer barrel to rotate, the inner barrel and the outer barrel are coaxially and fixedly connected, the outer barrel rotates to drive the inner barrel to rotate, the burner is arranged at the rear end of the outer barrel, fuel in a combustion cavity starts to burn from the rear end of the outer barrel, heat is transferred from the rear end of the inner barrel to the front end of the inner barrel, the area of the inner barrel close to the combustion cavity is a high-temperature area, the area of the inner barrel far away from the combustion cavity is a low-temperature area, household garbage is added into the inner barrel through a first feeder, the inner barrel rotates, the entered household garbage moves from the low-temperature area to the high-temperature area through a first inclined lifting plate, anaerobic decomposition is carried out on the household garbage in the process of moving from the low-temperature area to the high-temperature area, the decomposed household garbage is decomposed into oil gas and carbon black, the decomposed oil gas and carbon black enter a discharging machine, the oil gas is discharged and recovered, flue gas that fuel burning produced in the combustion chamber passes through the exhanst gas outlet and discharges, the urceolus rotates, carbon residue after the burning removes from urceolus rear end to urceolus front end through the oblique lifting blade of second, and discharge from the waste residue export, carbon residue is moving the in-process forward, cool off gradually, can carry out recycle to remaining energy in the domestic waste, decompose domestic waste anaerobic into oil gas and carbon black, oil gas recovery, the carbon black is the rubbish decomposition energy supply, rubbish decomposition energy consumption is low, and sustainable rubbish decomposition that carries on.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of an embodiment of an anaerobic decomposition furnace;
in the figure: 1-inner cylinder, 11-first inclined material raising plate, 12-decomposition cavity, 121-high temperature zone, 122-low temperature zone, 13-bucket structure, 2-outer cylinder, 21-second inclined material raising plate, 22-cylinder, 23-furnace head cover, 24-furnace tail cover, 25-combustion cavity, 26-burner, 27-waste residue outlet, 28-flue gas outlet, 29-air inlet, 3-first feeding machine, 31-first garbage inlet, 32-first hydraulic machine, 33-first sealing filler, 4-discharging machine, 41-decomposition gas outlet, 42-first solid outlet, 43-second hydraulic machine, 44-second sealing filler, 5-second feeding machine, 51-reserved opening, 6-driving mechanism, 61-supporting wheel component, 62-driving the motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings.
As shown in figure 1, the domestic garbage treatment device disclosed by the invention comprises a crushing and feeding system, a rotary dryer, an anaerobic decomposing furnace, brick burning equipment, decomposed gas treatment equipment, waste gas treatment equipment and an oil storage tank.
The anaerobic decomposition furnace is provided with a combustion cavity 25 and a decomposition cavity 12, a combustor 26 is arranged in the combustion cavity 25, an initial heat source in the combustion cavity 25 is provided by the combustor 26, the combustion cavity 25 is provided with a fuel inlet, an air inlet 29, a flue gas outlet 28 and a waste residue outlet 27, the decomposition cavity 12 is provided with a first garbage inlet 31, a first solid outlet 42 and a decomposition gas outlet 41, the first solid outlet 42 is communicated with the fuel inlet, the waste residue outlet 27 is communicated with brick burning equipment through a spiral discharging machine 4 and a first scraper conveyor in sequence, and the decomposition gas outlet 41 is communicated with decomposition gas treatment equipment.
The rotary dryer comprises a second garbage inlet, a garbage outlet, a dry gas inlet and a waste gas outlet, the garbage outlet is communicated with the first garbage inlet 31 through a mesh belt type conveyor, the dry gas inlet is communicated with a flue gas outlet 28, the waste gas outlet is communicated with waste gas treatment equipment, and the outlet end of a crushing feeding system is communicated with the second garbage inlet.
The decomposition gas treatment equipment is communicated with the oil storage tank.
Specifically, the decomposed gas treatment equipment comprises a cyclone separator and oil gas treatment equipment, the cyclone separator is provided with a decomposed gas inlet, a first oil gas outlet and a second solid outlet, the decomposed gas outlet 41 is communicated with the decomposed gas inlet, the second solid outlet is communicated with the inner cavity of the combustion cavity 25 through a screw conveyor and sends solid particles separated by the cyclone separator back to the combustion cavity 25 for combustion, and the first oil gas outlet is communicated with the oil gas treatment equipment. Preferably, the second solid outlet is provided with a discharge device, and the solid discharged from the second solid outlet is added into the screw conveyer through the discharge device.
The oil gas treatment equipment comprises a washing tower, an air cooler, a condenser, a settling tank, a first circulating oil way, a second circulating oil way and a third circulating oil way.
The washing tower is provided with a first oil gas inlet, a heavy oil outlet and a light oil gas outlet, the first oil gas inlet is communicated with the first oil gas outlet, a first oil pump is arranged at the heavy oil outlet and provided with two output ports, the input port of the first oil pump is communicated with the heavy oil outlet, one output port of the first oil pump is communicated with the inlet end of the air cooler, so that part of heavy oil at the bottom of the washing tower enters the air cooler to be cooled, the other output port of the first oil pump is communicated with the input end of a first circulating oil circuit, the output end of the first circulating oil circuit is communicated with the top of the washing tower, so that part of heavy oil at the bottom of the washing tower is conveyed to the top of the washing tower to be used as washing liquid, the outlet end of the air cooler is communicated with an oil storage tank, a flow meter is arranged between the air cooler and the oil storage tank, so that part of, the partially cooled heavy oil enters the lower part of the washing tower to be mixed with the washing liquid in the washing tower and the condensed heavy oil and is recycled;
the light oil gas outlet is communicated with the inlet end of the condenser;
the settling tank is provided with an oil liquid inlet, an oil liquid outlet, a non-condensable oil gas outlet and a waste water outlet, the oil liquid outlet is arranged in the middle of the settling tank, the non-condensable oil gas outlet is arranged at the top of the settling tank, the waste water outlet is arranged at the bottom of the settling tank, the outlet end of the condenser is communicated with the oil liquid inlet, the oil liquid outlet is provided with a second oil pump, the second oil pump is provided with two output ports, the input port of the second oil pump is communicated with the oil liquid outlet, one output port of the second oil pump is communicated with the oil storage tank, so that the settled oil liquid part in the middle of the settling tank enters the oil storage tank to be stored, the other output port of the second oil pump is communicated with the input end of a third circulating oil circuit, the output end of the third circulating oil circuit is communicated with the condenser, so that the settled oil liquid part in the middle of the settling tank enters, a positive displacement blower, a water seal cooling tower and an adsorption drying tower are sequentially arranged between the settling tank and the combustor 26, a non-condensable oil gas outlet is communicated with an inlet end of the positive displacement blower, an outlet end of the positive displacement blower is communicated with an inlet end of the water seal cooling tower, an outlet end of the water seal cooling tower is communicated with an inlet end of the adsorption drying tower, an outlet end of the adsorption drying tower is communicated with the combustor 26, and the non-condensable oil gas discharged from the settling tank sequentially passes through the positive displacement blower, the water seal cooling tower and the adsorption drying tower and then enters the combustor 26 for combustion.
As a further scheme of the above embodiment, the heat exchange device is further included, the heat exchange device is disposed between the burner 26 and the adsorption drying tower, the heat exchange device is preferably a spiral heat exchange device, the heat exchange device includes a first cold flow channel, a second cold flow channel and a hot flow channel, an inlet end of the first cold flow channel is communicated with an outlet end of the adsorption drying tower, an outlet end of the first cold flow channel is communicated with the burner 26, an inlet end of the second cold flow channel is communicated with the air supply device, an outlet end of the second cold flow channel is communicated with the air inlet 29, an inlet end of the hot flow channel is communicated with the waste residue outlet 27, an outlet end of the hot flow channel is communicated with the brick firing device, the uncondensed oil gas and the air enter the combustion chamber 25 after being heated through heat exchange between the heat exchange device and the waste residue outlet 27, and the uncondensed oil gas and the air take.
As a further scheme of the embodiment, the oil gas treatment equipment further comprises atomization equipment, a wastewater outlet is communicated with an inlet end of the atomization equipment, and an outlet end of the atomization equipment is communicated with the combustion chamber 25.
Specifically, exhaust-gas treatment equipment is including purifying the passageway, cooling tower and sedimentation tank, be provided with in the purification passageway and purify the subassembly, the entrance point of purifying the passageway passes through high temperature draught fan and exhaust outlet intercommunication, cooling tower has air inlet, gas vent and outlet, the exit end and the air inlet intercommunication of purifying the passageway, outlet and sedimentation tank intercommunication, the sedimentation tank has the clear water export, clear water export and cooling tower top intercommunication, the waste residue that the sedimentation tank bottom portion depositd regularly digs out the raw materials as the equipment of baking bricks.
The purification component comprises a dual-alkali washing device, a ceramic ring dehydration device, a zeolite adsorption and filtration device, a photooxidation decomposition device and an active carbon adsorption device, wherein the dual-alkali washing device, the ceramic ring dehydration device, the zeolite adsorption and filtration device, the photooxidation decomposition device and the active carbon adsorption device are sequentially arranged in the purification channel.
The crushing feeding system comprises a garbage receiving pool, a garbage conveying channel and magnetic iron removal equipment, the garbage receiving pool is communicated with a second garbage inlet through the garbage conveying channel, and the magnetic iron removal equipment is arranged on the garbage receiving pool and/or the garbage conveying channel.
Specifically, rubbish transfer passage includes first breaker, first belt conveyor, secondary breaker, second belt conveyor, gyration belt conveyor and the hydraulic feed machine that the head and the tail communicate in proper order, and the rubbish receiving tank passes through the walking and grabs the entrance point intercommunication of machine and first breaker, and the exit end and the import of second rubbish of hydraulic feed machine communicate.
The magnetic iron removing equipment can be an electromagnet or an iron removing conveyor, the electromagnet is arranged in the garbage receiving pool, and the iron removing conveyor is arranged at the position of the first belt conveyor.
The brick firing equipment comprises a spray cooling device, a second scraper conveyor, a grading sieve, a crusher and a brick leveling machine which are sequentially communicated end to end, wherein the inlet end of the spray cooling device is communicated with the outlet end of a hot flow channel of the heat exchange equipment.
As shown in fig. 2, as a preferable scheme of the above anaerobic decomposition furnace, the anaerobic decomposition furnace includes an inner cylinder 1, an outer cylinder 2, a driving mechanism 6, a first feeder 3, a second feeder 5 and a discharging machine 4, the outer cylinder 2 and the inner cylinder 1 are both horizontal, the inner cylinder 1 is made of heat conducting material, the outer cylinder 2 is made of heat insulating material, the driving mechanism 6 is connected with the outer cylinder 2, the inner cylinder 1 is in the outer cylinder 2, the inner cylinder 1 and the outer cylinder 2 are coaxially and fixedly connected, the inner wall of the inner cylinder 1 is provided with a first inclined material raising plate 11, a gap is left between the outer wall of the inner cylinder 1 and the inner wall of the outer cylinder 2, the inner wall of the outer cylinder 2 is provided with a second inclined material raising plate 21, the second inclined material raising plate 21 passes through the gap from the rear end of the outer cylinder 2 to the front end of the outer cylinder 2, the rear end of the outer cylinder 2 is behind the rear end of the inner cylinder 1, the, the discharge end of the first feeder 3 is arranged at the front end of the inner barrel 1, the feed end of the first feeder 3 is a first garbage inlet 31, the first feeder 3 is hermetically connected with the inner barrel 1 and the outer barrel 2, the feed end of the discharge machine 4 sequentially penetrates through the rear end of the outer barrel 2 and the rear end of the inner barrel 1 and then is communicated with the inner cavity of the inner barrel 1, the feed end of the discharge machine 4 is arranged at the rear end of the inner barrel 1, the discharge machine 4 is hermetically connected with the inner barrel 1 and the outer barrel 2, the cavity formed by the inner cavity of the inner barrel 1, the inner cavity of the first feeder 3 and the inner cavity of the discharge machine 4 is a decomposition cavity 12, the interlayer part between the outer barrel 2 and the inner barrel 1 is a combustion cavity 25, the combustor 26 is fixedly arranged at the rear end of the outer barrel 2, the rear end of the outer barrel 2 is provided with a fuel inlet, an air inlet 29 and a flue gas outlet 28, the front end of the outer barrel 2 is provided with a waste residue outlet 27, the discharge machine 4, the discharge end of the second feeder 5 is communicated with the fuel inlet;
the driving mechanism 6 is used for driving the outer cylinder 2 to rotate;
the inner barrel 1 carries out anaerobic decomposition on the garbage in the inner barrel and conveys the garbage in the inner barrel 1 from the front end of the inner barrel 1 to the rear end of the inner barrel 1 through a first inclined lifting blade 11;
the first feeder 3 is used for feeding materials to the inner cavity of the inner barrel 1;
the discharging machine 4 is used for separating and discharging solid and gas formed by anaerobic decomposition in the inner cylinder 1;
the second feeder 5 is used for feeding the solid discharged by the discharging machine 4 into the combustion chamber 25;
the outer barrel 2 is used for supplying heat to the inner barrel 1 and conveying the materials in the outer barrel 2 from the rear end of the outer barrel 2 to a waste residue outlet 27 at the front end of the outer barrel 2 through the second inclined material raising plate 21.
The inner cylinder 1 can be fixedly connected with the inner wall of the outer cylinder 2 through a connecting piece, and the outer wall of the inner cylinder 1 and the top of the second inclined material raising plate 21 can also be welded and fixed.
The outer cylinder 2 is provided with a cylinder 22, a furnace end cover 23 and a furnace tail cover 24, the cylinder 22 penetrates forwards and backwards, the cylinder 22 is connected with a driving mechanism 6, the driving mechanism 6 is used for driving the cylinder 22 to rotate, the inner cylinder 1 is arranged in the cylinder 22 and fixedly connected with the cylinder 22, a second inclined material raising plate 21 extends from the front end of the inner wall of the cylinder 22 to the rear end of the inner wall of the cylinder 22, the furnace end cover 23 and the furnace tail cover 24 are respectively and rotatably connected with the front end of the cylinder 22 and the rear end of the cylinder 22, the furnace end cover 23 and the furnace tail cover 24 are respectively and hermetically connected, a chamber between the furnace tail cover 24 and the rear end of the inner cylinder 1 and an interlayer between the outer wall of the inner cylinder 1 and the inner wall of the inner cylinder 2 are combustion chambers 25, a second solid outlet of the cyclone separator is communicated with a chamber between the furnace tail cover 24 and the rear end of the inner cylinder 1, the first feeder 3 penetrates through the furnace end cover, discharge machine 4 passes furnace tail cover 24 and with furnace tail cover 24 fixed connection, discharge machine 4 rotates with inner tube 1 rear end to be connected, second feeder 5 passes furnace tail cover 24 and with furnace tail cover 24 fixed connection, furnace end cover 23 has waste residue export 27, the feed end of waste residue export 27 and the front end opening intercommunication of barrel 22, the combustor is fixed to be set up on furnace tail cover 24, fuel inlet, air intlet 29 and exhanst gas outlet 28 all set up on furnace tail cover 24.
The decomposed gas outlet 41 is arranged at the top of the discharging machine 4, the first solid outlet 42 is arranged at the bottom of the discharging machine 4, the second feeding machine 5 is arranged below the discharging machine 4, the second feeding machine 5 is also provided with a reserved opening 51 under the first solid outlet 42, a valve switch is arranged at the reserved opening 51, when the decomposed carbon black is not required to be added into the combustion chamber 25, the valve switch can be opened, the decomposed carbon black is directly discharged and recycled from the reserved opening 51, and the decomposed carbon black can also be used as an access hole when the decomposition is stopped.
The first feeder 3, the second feeder 5 and the discharging machine 4 can be selected from screw feeders.
As a further scheme of the above embodiment, the inner wall of the rear end of the inner cylinder 1 is a horizontal hopper-shaped structure 13, the bottom of the hopper-shaped structure 13 faces the rear end of the outer cylinder 2, and the feeding end of the discharging machine 4 is at the bottom of the hopper-shaped structure 13, so that the arrangement is convenient for conveying carbon black and oil gas at the rear end of the inner cylinder 1 to the feeding end of the discharging machine 4 in the rotating process of the inner cylinder 1.
Specifically, the driving mechanism 6 comprises a carrier roller assembly 61 and a driving motor 62, the cylinder 22 is placed on the carrier roller assembly 61, and the output end of the driving motor 62 is in transmission connection with the carrier roller assembly 61.
Specifically, a first hydraulic machine 32 and a first sealing filler 33 are arranged on a first feeding machine 3, the first sealing filler 33 is adapted to the feeding machine, a fixed end of the first hydraulic machine 32 is fixedly connected with the first feeding machine 3, the first sealing filler 33 is clamped between a movable end of the first hydraulic machine 32 and the front end of an outer cylinder 2, the movable end of the first hydraulic machine 32 compresses the first sealing filler 33 and the outer cylinder 2, the first feeding machine 3 is sealed with the outer cylinder 2 through the first sealing filler 33, a second hydraulic machine 43 and a second sealing filler 44 are arranged on a discharging machine 4, the second sealing filler 44 is adapted to a discharging machine 4, a fixed end of the second hydraulic machine 43 is fixedly connected with the discharging machine 4, the second sealing filler 44 is clamped between a movable end of the second hydraulic machine 43 and the rear end of the outer cylinder 2, the movable end of the second hydraulic machine 43 compresses the second sealing filler 44 and the outer cylinder 2, and the discharging machine 4 is sealed with the outer cylinder 2 through the second sealing filler 44.
When the anaerobic decomposition furnace is used, the driving motor 62 drives the carrier wheel component 61 to enable the outer cylinder 2 to rotate, the inner cylinder 1 and the outer cylinder 2 are coaxially and fixedly connected, the outer cylinder 2 rotates to drive the inner cylinder 1 to rotate, the combustor 26 enables fuel in the combustor 26 to be combusted to heat the inner cylinder 1, heat is transferred from the rear end of the inner cylinder 1 to the front end of the inner cylinder 1, the area of the inner cylinder 1 close to the combustion cavity 25 is a high-temperature area 121, the area of the inner cylinder 1 far away from the combustion cavity 25 is a low-temperature area 122, household garbage is added into the inner cylinder 1 through the first feeding machine 3, the household garbage which just enters the inner cylinder 1 is in the low-temperature area 122, the inner cylinder 1 rotates, the entering household garbage moves from the low-temperature area 122 to the high-temperature area 121 through the first inclined material raising plate 11, the household garbage is subjected to anaerobic decomposition in the process of moving from the low-temperature area 122 to the high, oil gas is discharged from the gas outlet and is retrieved, and carbon black gets into the combustion area of urceolus 2 through second feeder 5, and the carbon black that gets into the combustion area burns for inner tube 1 heat supply in the combustion area, and urceolus 2 rotates, and the carbon residue after the burning removes to 2 front ends of urceolus from 2 rear ends of urceolus through the oblique lifting blade 21 of second to from waste residue export 27 discharges, and the carbon residue is at the removal in-process of 2 front ends of urceolus, cools off gradually.
The present invention is capable of other embodiments, and various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a domestic waste processing apparatus which characterized in that: comprises a rotary dryer, an anaerobic decomposing furnace, brick firing equipment, decomposed gas treatment equipment, waste gas treatment equipment and an oil storage tank;
the anaerobic decomposing furnace is provided with a combustion chamber (25) and a decomposing chamber (12), a burner (26) is arranged in the combustion chamber (25), the combustion chamber (25) is provided with a fuel inlet, an air inlet (29), a flue gas outlet (28) and a waste residue outlet (27), the decomposing chamber (12) is provided with a first garbage inlet, a first solid outlet (42) and a decomposed gas outlet, the first solid outlet (42) is communicated with the fuel inlet, the waste residue outlet (27) is communicated with the brick burning equipment, and the decomposed gas outlet is communicated with the decomposed gas processing equipment;
the rotary dryer comprises a second garbage inlet, a garbage outlet, a dry gas inlet and a waste gas outlet, the garbage outlet is communicated with the first garbage inlet, the dry gas inlet is communicated with the flue gas outlet (28), and the waste gas outlet is communicated with the waste gas treatment equipment;
the decomposed gas treatment equipment is communicated with the oil storage tank.
2. The domestic waste treatment apparatus of claim 1, wherein: the decomposed gas treatment equipment comprises a cyclone separator and oil gas treatment equipment;
the cyclone separator is provided with a decomposed gas inlet, a first oil and gas outlet and a second solid outlet, the decomposed gas outlet is communicated with the decomposed gas inlet, the second solid outlet is communicated with the inner cavity of the combustion cavity (25), and the first oil and gas outlet is communicated with the oil and gas treatment equipment;
the oil gas treatment equipment is communicated with the oil storage tank.
3. The domestic waste treatment apparatus of claim 2, wherein: the oil gas treatment equipment comprises a washing tower, an air cooler, a condenser, a settling tank, a first circulating oil way and a second circulating oil way; the washing tower is provided with a first oil-gas inlet, a heavy oil outlet and a light oil-gas outlet, the first oil-gas inlet is communicated with the first oil-gas outlet, the heavy oil outlet is communicated with the inlet end of the air cooler, the outlet end of the air cooler is communicated with the oil storage tank, the first circulating oil way is used for communicating the tower bottom and the tower top of the washing tower, and the second circulating oil way is used for communicating the outlet end of the air cooler with the lower part of the washing tower;
the light oil gas outlet is communicated with the inlet end of the condenser;
the settling cask has fluid import, fluid export, noncondensable oil gas export and waste water export, the exit end of condenser with fluid import intercommunication, the fluid export with the oil storage tank intercommunication, noncondensable oil gas export with combustor (26) intercommunication.
4. The domestic waste treatment apparatus of claim 3, wherein: the heat exchange device comprises a first cold flow channel, a second cold flow channel and a hot flow channel, wherein the inlet end of the first cold flow channel is communicated with the non-condensable oil gas outlet, the outlet end of the first cold flow channel is communicated with the combustor (26), the inlet end of the second cold flow channel is communicated with air supply equipment, the outlet end of the second cold flow channel is communicated with the air inlet (29), the inlet end of the hot flow channel is communicated with the waste residue outlet (27), and the outlet end of the hot flow channel is communicated with the brick firing equipment.
5. The domestic waste treatment apparatus of claim 3, wherein: the oil gas treatment equipment further comprises a third circulating oil way, and the oil liquid outlet is communicated with the condenser through the third circulating oil way.
6. The domestic waste treatment apparatus of claim 3, wherein: the oil gas treatment equipment further comprises atomization equipment, the waste water outlet is communicated with the inlet end of the atomization equipment, and the outlet end of the atomization equipment is communicated with the combustion chamber (25).
7. The domestic waste treatment apparatus according to any one of claims 1 to 6, wherein: the waste gas treatment equipment comprises a purification channel, a water cooling tower and a sedimentation tank, wherein a purification assembly is arranged in the purification channel, the inlet end of the purification channel is communicated with the waste gas outlet, the water cooling tower is provided with an air inlet, an air outlet and a water outlet, the outlet end of the purification channel is communicated with the air inlet, the water outlet is communicated with the sedimentation tank, the sedimentation tank is provided with a clear water outlet, and the clear water outlet is communicated with the top of the water cooling tower.
8. The domestic waste treatment apparatus of claim 7, wherein: the purification component comprises a dual-alkali washing device, a ceramic ring dehydration device, a zeolite adsorption and filtration device, a photooxidation decomposition device and an activated carbon adsorption device, wherein the dual-alkali washing device, the ceramic ring dehydration device, the zeolite adsorption and filtration device, the photooxidation decomposition device and the activated carbon adsorption device are sequentially arranged in the purification channel.
9. The domestic waste treatment apparatus according to any one of claims 1 to 6, wherein: still include rubbish receiving pool, rubbish transfer passage and magnetism deironing equipment, rubbish receiving pool passes through rubbish transfer passage with second rubbish import intercommunication, rubbish receiving pool and/or be provided with on the rubbish transfer passage magnetism deironing equipment.
10. The domestic waste treatment apparatus according to any one of claims 1 to 6, wherein: the anaerobic decomposing furnace comprises an inner cylinder (1), an outer cylinder (2), a driving mechanism (6), a first feeder, a second feeder and a discharging machine, wherein the outer cylinder (2) and the inner cylinder (1) are both horizontal, the inner cylinder (1) is made of heat conducting materials, the driving mechanism (6) is connected with the outer cylinder (2), the inner cylinder (1) is arranged in the outer cylinder (2) and is coaxially and fixedly connected with the inner cylinder (1) and the outer cylinder (2), a first inclined material raising plate (11) is arranged on the inner wall of the inner cylinder (1), a gap is reserved between the outer wall of the inner cylinder (1) and the inner wall of the outer cylinder (2), a second inclined material raising plate (21) is arranged on the inner wall of the outer cylinder (2), the second inclined material raising plate (21) penetrates through the gap from the rear end of the outer cylinder (2) and extends to the front end of the outer cylinder (2), and the rear end of the outer cylinder (2) is behind the rear end of the inner cylinder (1, the discharge end of the first feeder sequentially penetrates through the front end of the outer barrel (2) and the front end of the inner barrel (1) and then is communicated with the inner barrel (1) inner cavity, the discharge end of the first feeder is arranged at the front end of the inner barrel (1), the feed end of the first feeder is communicated with the inner barrel (1) inner cavity, the first feeder is sequentially connected with the inner barrel (1) and the outer barrel (2) in a sealing manner, the feed end of the discharge machine sequentially penetrates through the rear end of the outer barrel (2) and the rear end of the inner barrel (1) and then is communicated with the inner barrel (1) inner cavity, the feed end of the discharge machine is arranged at the rear end of the inner barrel (1), the discharge machine is connected with the inner barrel (1) and the outer barrel (2) in a sealing manner, a cavity formed by the inner barrel (1) inner cavity and the discharge machine inner cavity is a decomposition cavity (12), and the interlayer between the outer barrel (2) and the inner barrel (1) is divided into a combustion cavity (25), the burner (26) is fixedly arranged at the rear end of the outer barrel (2), the rear end of the outer barrel (2) is provided with the fuel inlet, the air inlet (29) and the flue gas outlet (28), the front end of the outer barrel (2) is provided with the waste residue outlet (27), the discharging machine is provided with the decomposition gas outlet and the first solid outlet (42), the first solid outlet (42) is communicated with the feeding end of the second feeding machine, and the discharging end of the second feeding machine is communicated with the fuel inlet;
the driving mechanism (6) is used for driving the outer barrel (2) to rotate;
the inner cylinder (1) carries out anaerobic decomposition on the garbage in the inner cylinder and conveys the garbage in the inner cylinder (1) to the rear end of the inner cylinder (1) from the front end of the inner cylinder (1) through the first inclined lifting plate (11);
the first feeder is used for feeding materials to the inner cavity of the inner barrel (1);
the discharging machine is used for separating and discharging solid and gas formed by anaerobic decomposition in the inner cylinder (1);
the second feeder is used for feeding the solid discharged by the discharging machine into the combustion chamber (25);
the outer barrel (2) is used for supplying heat to the inner barrel (1) and conveying materials in the outer barrel (2) to the waste residue outlet (27) at the front end of the outer barrel (2) from the rear end of the outer barrel (2) through the second inclined material raising plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910925609.2A CN110715298A (en) | 2019-09-27 | 2019-09-27 | Domestic garbage treatment device |
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| CN201910925609.2A CN110715298A (en) | 2019-09-27 | 2019-09-27 | Domestic garbage treatment device |
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|---|---|---|---|---|
| CN101352721A (en) * | 2007-07-23 | 2009-01-28 | 周鼎力 | Method for sequentially processing consumer waste |
| CN207797060U (en) * | 2017-12-08 | 2018-08-31 | 神雾科技集团股份有限公司 | A kind of double back rotary kiln pyrolysis system |
| CN208964859U (en) * | 2018-10-18 | 2019-06-11 | 四川富利斯达石油科技发展有限公司 | A kind of oil-gas field development oily waste harmless treatment device |
| CN109899805A (en) * | 2019-04-04 | 2019-06-18 | 山东金成环保科技有限公司 | Multipurpose assembles combustion-type rotary furnace |
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2019
- 2019-09-27 CN CN201910925609.2A patent/CN110715298A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101352721A (en) * | 2007-07-23 | 2009-01-28 | 周鼎力 | Method for sequentially processing consumer waste |
| CN207797060U (en) * | 2017-12-08 | 2018-08-31 | 神雾科技集团股份有限公司 | A kind of double back rotary kiln pyrolysis system |
| CN208964859U (en) * | 2018-10-18 | 2019-06-11 | 四川富利斯达石油科技发展有限公司 | A kind of oil-gas field development oily waste harmless treatment device |
| CN109899805A (en) * | 2019-04-04 | 2019-06-18 | 山东金成环保科技有限公司 | Multipurpose assembles combustion-type rotary furnace |
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