CN208660703U - A treatment system for waste combustion waste gas - Google Patents

Abstract

The utility model discloses a kind of processing systems of landfill flare exhausts, including main exhaust fan, air-cooled heat exchanger, spray column and Rose Box, it is connected between the main exhaust fan and air-cooled heat exchanger by pipeline, it is connected between the air-cooled heat exchanger and spray column by pipeline, it is connected between the spray column and Rose Box by pipeline, the pipeline for connecting the spray column and Rose Box is equipped with air pump, the inside of the Rose Box is equipped with high efficiency particle air filter and activated carbon air filter, the spray column is delivered to the gas of Rose Box followed by high efficiency particle air filter and activated carbon air filter, the utility model can be to the dust particles contained in the exhaust gas discharged after waste incineration, dioxin and carbon monoxide harmful substance carry out purified treatment, reach the standard of exhaust gas discharge.

Description

A kind of processing system of landfill flare exhausts

Technical field

The utility model relates to technical field of waste gas treatment, specific field is a kind of processing system of landfill flare exhausts.

Background technique

Waste incineration is a kind of method of more ancient traditional processing rubbish, after being handled due to rubbish with incineration method, is subtracted Quantification effect is significant, saves land used, can also eliminate various pathogen, convert harmless object for poisonous and harmful substance, therefore rubbish is burnt Burning method has become one of main method for the treatment of of urban garbage.And the exhaust gas generated after waste incineration not directly discharges, wherein Dust particles, dioxin and the carbon monoxide lamp harmful substance contained can bring certain adverse effect to environment and people, be This, it is proposed that a kind of processing system of landfill flare exhausts.

Utility model content

The purpose of this utility model is to provide a kind of processing systems of landfill flare exhausts, to solve above-mentioned background technique The problem of middle proposition.

To achieve the above object, the utility model provides the following technical solutions: a kind of processing system of landfill flare exhausts, Including main exhaust fan, air-cooled heat exchanger, spray column and Rose Box, pass through pipe between the main exhaust fan and air-cooled heat exchanger Road connection, is connected by pipeline between the air-cooled heat exchanger and spray column, passes through pipe between the spray column and Rose Box Road connection, the pipeline for connecting the spray column and Rose Box are equipped with air pump, and the inside of the Rose Box is equipped with highly effective air mistake Filter and activated carbon air filter, the spray column are delivered to the gas of Rose Box followed by high efficiency particle air filter and work Property charcoal air filter；

The lower sidewall of the spray column is equipped with exhaust gas entrance, and the inner cavity lower part of the spray column is equipped with level-one packing support The inside of frame, the level-one padding support frame is filled with level-one filler, and the upside of the level-one padding support frame is filled out equipped with second level Expect support frame, the inside of the second level padding support frame is filled with second level filler, and the upside of the second level padding support frame is equipped with Demister, the lower end connection of the spray column are equipped with water tank, and the inside of the water tank is equipped with recirculated water, the water tank One side wall bottom be connected with one end of level-one water supplying pipe, the level-one water supplying pipe, which runs through, is located at level-one padding support frame and second level Spray tower side wall between padding support frame, the other end of the level-one water supplying pipe are equipped with first order jet nozzle, the water tank it is another One side wall bottom is connected with one end of second level water supplying pipe, and the second level water supplying pipe, which runs through, is located at second level padding support frame and demister Between spray tower side wall, the other end of the second level water supplying pipe is equipped with secondary nozzle, and the top of the spray column is equipped with exhaust gas Outlet.

Preferably, it is connected between the main exhaust fan and extraneous waste incinerator by pipeline.

Preferably, the level-one water supplying pipe is equipped with level-one water pump 17 and level-one flowmeter 18, and the level-one filler is folding Flowing plate.

Preferably, the second level water supplying pipe is equipped with second level water pump and secondary streams meter, and the second level filler is plastics Bao That ring.

Preferably, the air-cooled heat exchanger connects exhaust gas entrance by pipeline, and the waste gas outlet is connected by pipeline Rose Box.

Compared with prior art, the utility model has the beneficial effects that the setting by main exhaust fan can be by waste incineration The burn away the refuse exhaust gas of discharge of furnace is sent into air-cooled heat exchanger, can be by the height after waste incineration by the setting of air-cooled heat exchanger The gas of warm exhaust gas and extraneous room temperature carries out heat exchange and achievees the purpose that cool down to it, is filled out by level-one padding support frame and level-one Being equipped with of material and second level padding support frame and secondary nozzle can make exhaust gas in spray column with first order jet nozzle and second level The full and uniform contact of spray liquid recirculated water that nozzle sprays, passes through level-one water supplying pipe and level-one water pump and second level water supplying pipe and two Being equipped with for grade water pump may respectively be first order jet nozzle and secondary nozzle offer spray liquid recirculated water, can by the setting of demister Exhaust gas after quiet spray process is dried and avoids the steam in exhaust gas empty to high efficiency particle air filter and active carbon The filtration, purification effect of air filter impacts, and passes through being equipped with for high efficiency particle air filter and activated carbon air filter Can be filtered purified treatment to exhaust gas, the utility model can to the dust particles contained in the exhaust gas discharged after waste incineration, Dioxin and carbon monoxide harmful substance carry out purified treatment, reach the standard of exhaust gas discharge.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

In figure: the air-cooled heat exchanger of 1- main exhaust fan, 2-, 3- spray column, 4- Rose Box, 5- pipeline, 6- air pump, 7- are efficient Air filter, 8- activated carbon air filter, 9- level-one padding support frame, 10- second level padding support frame, 11- demister, 12- water tank, 13- level-one water supplying pipe, 14- first order jet nozzle, 15- second level water supplying pipe, 16- secondary nozzle, 17- level-one water pump, 18- Level-one flowmeter, 19- maintenance door.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of processing system of landfill flare exhausts, including Main exhaust fan 1, air-cooled heat exchanger 2, spray column 3 and Rose Box 4, pass through pipe between the main exhaust fan and air-cooled heat exchanger Road 5 connects, and the burn away the refuse exhaust gas of discharge of waste incinerator is sent into air-cooled heat exchanger first by main exhaust fan, and air-cooled heat is changed Device, which reaches the gas progress heat exchange of high-temp waste gas and extraneous room temperature after waste incineration, cools down to it, and the air-cooled heat is changed Connected between device and spray column by pipeline, the exhaust gas after cooling is delivered to spray column and moves from the bottom to top, the spray column with It is connected between Rose Box by pipeline, the exhaust gas after spray process is delivered to Rose Box, connects the spray column and filtering The pipeline of case is equipped with air pump 6, and the inside of the Rose Box is equipped with high efficiency particle air filter 7 and activated carbon air filter 8, institute It states spray column and is delivered to the gas of Rose Box followed by high efficiency particle air filter and activated carbon air filter, highly effective air mistake Filter and activated carbon air filter are filtered purified treatment to exhaust gas, and treated that gas can direct emission for filtration, purification；

The lower sidewall of the spray column is equipped with exhaust gas entrance, and the inner cavity lower part of the spray column is equipped with level-one packing support The inside of frame 9, the level-one padding support frame is filled with level-one filler, and the upside of the level-one padding support frame is filled out equipped with second level Expect support frame 10, the inside of the second level padding support frame is filled with second level filler, sets on the upside of the second level padding support frame There is demister 11, the exhaust gas in spray column moves up through demister, and demister can carry out the exhaust gas after quiet spray process It is dried, the exhaust gas after drying process passes sequentially through high efficiency particle air filter by pipeline transportation and active carbon air filters Device, the lower end connection of the spray column are equipped with water tank 12, and the inside of the water tank is equipped with recirculated water, has on water tank The valve of recirculated water is replaced, this is the common knowledge of water tank class formation, and recirculated water provides Sprayer Circulation water for spray process, described The one side wall bottom of water tank is connected with one end of level-one water supplying pipe 13, and the level-one water supplying pipe, which runs through, is located at level-one packing support Spray tower side wall between frame and second level padding support frame, the other end of the level-one water supplying pipe is equipped with first order jet nozzle 14, described Another sidewall bottom of water tank is connected with one end of second level water supplying pipe 15, and the second level water supplying pipe, which runs through, is located at second level filler branch The other end of spray tower side wall between support and demister, the second level water supplying pipe is equipped with secondary nozzle 16, and exhaust gas is spraying Level-one padding support frame and level-one filler and earphone padding support frame and secondary nozzle are first passed around in tower, are spraying exhaust gas The spray liquid recirculated water sprayed in tower with first order jet nozzle and secondary nozzle is full and uniform to be contacted, first order jet nozzle and secondary nozzle spray Recirculated water out comes into full contact with carry out acid-base neutralization reaction in spray column with exhaust gas, and the recirculated water after reacting passes through level-one Filler and second level filler fall into water tank, and the top of the spray column is equipped with waste gas outlet.

Specifically, being connected between the main exhaust fan and extraneous waste incinerator by pipeline, main exhaust fan can be extracted The exhaust gas that extraneous incinerator discharges after burning away the refuse.

Specifically, the level-one water supplying pipe is equipped with level-one water pump 17 and level-one flowmeter 18, the level-one filler is Baffle plate, level-one water pump can extract the recirculated water supply first order jet nozzle of spray in water tank, and level-one flowmeter can detect level-one Water flow in water supplying pipe.

Specifically, the second level water supplying pipe is equipped with second level water pump and secondary streams meter, the second level filler is plastics Pall ring, second level water pump can extract the recirculated water supply secondary nozzle of spray in water tank, and secondary streams meter can detect second level Water flow in water supplying pipe.

Specifically, the air-cooled heat exchanger connects exhaust gas entrance by pipeline, the waste gas outlet is connected by pipeline Take over filter box.

Specifically, being respectively equipped with maintenance door 19 on the side wall of the spray column and Rose Box, pass through the inspection of corresponding position Can respectively the component in spray column and Rose Box be overhauled by repairing door.

Working principle: the burn away the refuse exhaust gas of discharge of waste incinerator is sent first by main exhaust fan in the utility model Enter air-cooled heat exchanger, the gas of high-temp waste gas and extraneous room temperature after waste incineration is carried out heat exchange and reached by air-cooled heat exchanger Cool down to it, the exhaust gas after cooling is delivered to spray column and moves from the bottom to top, and exhaust gas first passes around level-one in spray column and fills out Expect support frame and level-one filler and earphone padding support frame and secondary nozzle, make exhaust gas in spray column with first order jet nozzle and The full and uniform contact of spray liquid recirculated water that secondary nozzle sprays, level-one water supplying pipe and level-one water pump and second level water supplying pipe and two Grade water pump may respectively be first order jet nozzle and secondary nozzle provides spray liquid recirculated water, and the exhaust gas in last spray column moves upwards logical Demister is crossed, the exhaust gas after quiet spray process can be dried in demister, and the exhaust gas after drying process is transported by pipeline It is defeated to pass sequentially through high efficiency particle air filter and activated carbon air filter, high efficiency particle air filter and activated carbon air filter pair Exhaust gas is filtered purified treatment, and treated that gas can direct emission for filtration, purification.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. A processing system for waste combustion waste gas, comprising main exhaust fan (1), air-cooled heat exchanger (2), spray tower (3) and filter box (4), characterized in that: the main row The fan (1) and the air-cooled heat exchanger (2) are connected through a pipeline (5), and the air-cooled heat exchanger (2) and the spray tower (3) are connected through a pipeline (5), The spray tower (3) and the filter box (4) are connected through a pipeline (5), and an air pump (6) is provided on the pipeline (5) connecting the spray tower (3) and the filter box (4). , the inside of the filter box (4) is provided with a high-efficiency air filter (7) and an activated carbon air filter (8), and the gas delivered by the spray tower (3) to the filter box (4) flows through the high-efficiency air in turn filter (7) and activated carbon air filter (8); The lower part of the side wall of the spray tower (3) is provided with an exhaust gas inlet, the lower part of the inner cavity of the spray tower (3) is provided with a primary packing support frame (9), and the primary packing support frame (9) is The interior is filled with primary fillers, the upper side of the primary filler support frame (9) is provided with a secondary filler support frame (10), and the interior of the secondary filler support frame (10) is filled with secondary fillers, the The upper side of the secondary packing support frame (10) is provided with a mist eliminator (11), the lower end of the spray tower (3) is connected with a water storage tank (12), and the interior of the water storage tank (12) is provided with Circulating water, one end of a primary water supply pipe (13) is connected to the bottom of one side wall of the water storage tank (12), and the primary water supply pipe (13) penetrates through the primary packing support frame (9) and the secondary packing support The side wall of the spray tower (3) between the racks (10), the other end of the primary water supply pipe (13) is provided with a primary nozzle (14), and the bottom of the other side wall of the water storage tank (12) is connected There is one end of the secondary water supply pipe (15), the secondary water supply pipe (15) penetrates the side wall of the spray tower (3) located between the secondary packing support frame (10) and the mist eliminator (11), so The other end of the secondary water supply pipe (15) is provided with a secondary nozzle (16), and the top of the spray tower (3) is provided with an exhaust gas outlet. 2 . The waste combustion waste gas treatment system according to claim 1 , wherein the main exhaust fan ( 1 ) is connected with the external waste incinerator through a pipeline ( 5 ). 3 . 3. A waste-burning waste gas treatment system according to claim 1, characterized in that: the first-stage water supply pipe (13) is provided with a first-stage water pump (17) and a first-stage flowmeter (18), the The primary packing is a baffle. 4. The waste-burning waste gas treatment system according to claim 1, characterized in that: the secondary water supply pipe (15) is provided with a secondary water pump and a secondary flowmeter, and the secondary filler is plastic Ball Ring. 5. The waste-burning waste gas treatment system according to claim 1, wherein the air-cooled heat exchanger (2) is connected to the exhaust gas inlet through a pipeline (5), and the exhaust gas outlet is connected through a pipeline (5). ) to the filter box (4). 6 . The waste-burning waste gas treatment system according to claim 1 , characterized in that: inspection doors ( 19 ) are respectively provided on the side walls of the spray tower ( 3 ) and the filter box ( 4 ). 7 .