CN209180954U - A kind of solid sludges scrap incinerator - Google Patents

A kind of solid sludges scrap incinerator Download PDF

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Publication number
CN209180954U
CN209180954U CN201821963705.3U CN201821963705U CN209180954U CN 209180954 U CN209180954 U CN 209180954U CN 201821963705 U CN201821963705 U CN 201821963705U CN 209180954 U CN209180954 U CN 209180954U
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slag
pipe
tube
housed
air duct
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CN201821963705.3U
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Inventor
杨年龙
王士洪
王宇
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Hubei Gold Energy-Conservation Ltd Co Of Stove
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Hubei Gold Energy-Conservation Ltd Co Of Stove
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Abstract

A kind of solid sludges scrap incinerator of the utility model, including furnace body, bottom of furnace body is equipped with bellows, feeding device is housed on furnace body, furnace body overcoat has one layer of stove outer covering, there is annular passage between stove outer covering and furnace body, one piece of split-wind plate is housed among air duct, air duct is divided into upper air duct and lower air duct by split-wind plate;Two pieces points of air hoses are housed on bellows, wherein a point of air hose is connected to upper air duct, an another point air hose is connected to lower air duct, and sidewall of the furnace body is located at upper air duct top and is equipped with the wind complement port communicated with burner hearth, and sidewall of the furnace body is located at lower air duct bottom end and is equipped with the wind complement port communicated with burner hearth;Smoke outlet is equipped with a U-tube, and the outer wall of U-tube is equipped with afterburning mouth, and U-tube outer end is equipped with the accelerating tube of one section of back taper, accelerates bottom of the tube that a piece speed-raising pipe straight down is housed, and speed-raising bottom of the tube is equipped with slag-discharging device, and slag-discharging device one end is equipped with pipe;The utility model improves the burnout rate of fuel, and energy saving, durability is strong, and maintenance cost is low.

Description

A kind of solid sludges scrap incinerator
Technical field
The utility model relates to industrial combustion furnace technical field, specifically a kind of solid sludges scrap incinerator.
Background technique
Existing industrial solid waste residue (mainly including solid and biosolid waste) incinerator produces during handling biosolid waste Raw toxic and harmful gas, especially two dislike because toxicity it is very big, be 900 times of arsenic, there is a title of " century poison ", ten thousand/ The two of one or even 1/100000000th gram dislike because that will carry out serious harm to health care belt.Two dislike because other than with carcinogenic toxicity, Also there is genotoxicity and genetoxic, directly endanger the Health and Living of descendants.Therefore it two dislikes because pollution is to be related to The significant problem of mankind's living or death, it is necessary to strictly be controlled, principal element following points of two evils because of generation: 1., precursor Concentration;2., 250 ~ 550 DEG C of residence times;3., the presence of catalyst (Cu, Fe);Traditional incinerator is moved using chain-arranged type Dynamic siege burns waste material, not can be removed in the former waste material of precursor, catalyst, chain-arranged type moving hearth is burning In the process, waste material is longer in 250 ~ 550 DEG C of residence times, a large amount of dioxin easily generated, and two dislike because can by it is for 2 seconds with On 850 ~ 1100 DEG C of high temperature make its decomposition, current general incinerator since structure limitation is unable to satisfy this requirement, and Although large-scale incinerator can handle two evils because but its structure is complex, and bulky, cost is very high.
Summary of the invention
The purpose of this utility model aiming at it is above-mentioned it is existing there are two types of feed-type there are the problem of, it is dirty to provide a kind of solid Mud scrap incinerator.
The concrete scheme of the utility model is: a kind of solid sludges scrap incinerator, including furnace body, and bottom of furnace body is equipped with wind Case, bellows one end are equipped with air intake, and exhanst gas outlet is equipped at the top of furnace body, feeding device is housed on furnace body, the furnace body is located at It is outer between siege and exhanst gas outlet to be cased with one layer of stove outer covering, there is annular passage between stove outer covering and furnace body, be equipped among air duct Air duct is divided into upper air duct and lower air duct by one piece of split-wind plate, split-wind plate;Two pieces points of air hoses are housed, wherein a point of wind on bellows Pipe is connected to upper air duct, and an another point air hose is connected to lower air duct, and sidewall of the furnace body is located at upper air duct top equipped with communicating with burner hearth Wind complement port, sidewall of the furnace body is located at lower air duct bottom end and is equipped with the wind complement port that communicates with burner hearth;Smoke outlet is equipped with a U-shaped Pipe, the outer wall of U-tube are equipped with afterburning mouth, and U-tube outer end is equipped with the accelerating tube of one section of back taper, and bottom of the tube is accelerated to be equipped with one Speed-raising pipe straight down, speed-raising bottom of the tube are equipped with slag-discharging device, and slag-discharging device one end is equipped with pipe.
Feeding device described in the utility model includes the feed pipe being mounted on furnace wall, and feed pipe is obliquely stretched across furnace wall Entering in burner hearth, the zone of positive pressure in burner hearth is protruded into passage of the feed pipe outer end equipped with connection fuel delivery means, feed pipe inner end, The main tracheae that bellows one end is located on the outside of stove outer covering equipped with one, on main tracheae equipped with a nozzle for protruding into burner hearth and one with The guide duct of feed pipe outer end connection, is equipped with jet stream regulating valve, is equipped between nozzle and main tracheae between guide duct and main tracheae Profile adjustment valve, the jet port of nozzle are arranged in the exit of feed pipe, passage and feed pipe junction be located at guide duct and The lower section of feed pipe junction.
It is equipped with maintenance observation panel at the top of feed pipe outer end described in the utility model, overhauls and high temperature resistant glass is housed at observation panel Glass.
Feed pipe described in the utility model is connected with high temperature feed pipe by low temperature feed pipe and is formed, and low temperature feed pipe is located at furnace On the outside of wall, high temperature feed pipe passes through furnace wall and protrudes into burner hearth, and high temperature feed pipe uses heat resistant and wear resistant material.
Feed pipe described in the utility model is cased with protecting pipe outside being located at furnace wall.
Slag-discharging device described in the utility model is baffling slag-discharging device, and baffling slag-discharging device includes a circle vertical with speed-raising pipe Cylinder, barrel top are connected to speed-raising pipe, and bottom of cylinder deposits slag pipe equipped with parallel with speed-raising pipe, and cylinder one end is equipped with access hole.
Slag-discharging device bottom described in the utility model is equipped with waste residue cooler, and waste residue cooler includes a cylindrical case, outside Upper end is equipped with upper separating plate in shell, waste residue entrance is equipped with above upper separating plate, lower end is equipped with lower separating plate, upper separating plate in shell Fixed between lower separating plate that several cold slag tubes are housed, cold slag tube is connected to slag-discharging device, and the outer wall of every cold slag tube is equipped with wing Piece, lower separating plate lower section are equipped with slag gathering hopper, communicate at the top of all cold slag tubes with waste residue entrance, cold slag tube bottom and slag gathering hopper phase Logical, slag gathering hopper bottom is equipped with scum pipe, and valve is housed on scum pipe, and side wall of outer shell one end is equipped with air inlet pipe, the other end be equipped with The escape pipe of the air intake connection of bellows.
One layer of high temperature resistant separation layer, the sky are equipped between cold slag tube above upper separating plate described in the utility model Gas outlet is arranged below upper separating plate.
One piece of fixed plate, all cold slags are housed between air outlet slit and air intake in shell described in the utility model Pipe is across fixed plate and is fixed in fixed plate, and fixed plate is equipped with several ventholes.
Strength loosening device is installed, for improving the mobility of waste residue, helping to arrange on cold slag tube described in the utility model Slag.
Utility model works principle: air enters tetra- tunnel bellows Hou Fen: burner hearth is directly entered all the way, all the way through excessive wind Pipe enters upper air duct, all the way enter lower air duct, all the way enter feeding device main tracheae, waste material primary combustion in siege, It is located at the air holes region second-time burning of lower air duct bottom in burner hearth, the air holes region at the top of upper air duct is located in burner hearth and is fired three times It burns, fuel (oil or natural gas) is filled by afterburning mouth when waste material enters in U-tube and is burnt again, forms high temperature after the completion of burning Waste residue and high-temperature flue gas, high temperature waste residue and high-temperature flue gas promote flow velocity by accelerating tube and speed-raising pipe, due to the inertia ratio of waste residue Flue gas is big, and most of waste residue enters the depositing in slag pipe of baffling slag-discharging device, and flue gas is discharged from pipe;
The working principle of feeding device is as follows: waste material is added from passage, is fallen in feed pipe by self gravity, wind-guiding Pressure-air in bellows is introduced in feed pipe and waste material is ejected into the zone of positive pressure of burner hearth by pipe, and the fuel into burner hearth is sprayed Mouth injection, uniformly dispersing is in burner hearth;
The principle of waste residue cooler is as follows: high temperature waste residue is distributed to each cold after entering from the waste residue inlet of cover top portion In slag pipe and full slag gathering hopper is accumulated, an air blower is installed at air inlet pipe, extraneous air constantly exchanges heat with cold slag tube To reduce the temperature of waste residue, temperature opens Valved discharge waste residue when dropping to predetermined value, while air absorbs high temperature waste residue Temperature is transported in bellows after rising after waste heat, to realize the waste heat recycling of high temperature waste residue.
Compared with the prior art, the utility model has the following advantages:
1, using fluidized bed combustion technology is forced, make its burning that is rapidly heated under high oxygen concentration, make waste material 250 ~ 550 DEG C residence time be reduced to 0.01 ~ 0.2 second so that dioxin synthesis total amount reduce, recycle outlet of still position heating Combustion-compensating device, by flue-gas temperature stablize at 850 DEG C or more it is for 2 seconds more than, make a small amount of gaseous state and two evils that are attached in dust English is decomposed completely.
2, upper air duct and lower air duct, which is arranged, makes the air in bellows carry out benefit wind to the top and bottom of burner hearth, improves burning Intensity, waste combustion are more thorough;
3, feeding device is fed using positive pressure concentrated phase area, improves the burnout rate of waste material, is introduced and is fed using pressure-air Waste material in pipe is carried out in pipe to accelerate to be sent into zone of positive pressure, feed pipe is stored up in operation and no waste mine equal when stopping, also being avoided The problem of shutdown blocking that may cause to zone of positive pressure feed-type is driven using existing machinery, easy to use, durability is strong, mentions High production efficiency;
4, waste residue cooler occupied area is small, and charging ratio is high, and the waste heat of waste residue is recycled, and utilizes oxygen-containing cold air Cool down to the dust waste residue of collection, meanwhile, pressure fluidized bed combustion is carried out to waste material using the pre- hot wind of cooling furnace body, substantially Degree improves waste material heating rate, makes waste combustion more sufficiently completely;
5, accelerating tube is set and the flow velocity for pipe the promotion waste residue and flue gas that raise speed, the inertia of waste residue is utilized using baffling slag-discharging device Greater than fume collection waste residue, waste residue collection rate is higher.
6, the utility model structure is simple, and integrated level is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the main view of the utility model feeding device;
Fig. 3 is enlarged view at the V of Fig. 2;
Fig. 4 is the main view of the utility model waste residue cooler;
Fig. 5 is the A-A view of Fig. 4;
Fig. 6 is the B-B view of Fig. 4;
Fig. 7 is the structural schematic diagram of the utility model baffling slag-discharging device;
In figure: 1- bellows, 2- divide air hose, 3- pipe, 4- siege, 5- baffling slag-discharging device, 51- cylinder, 52- access hole, 53- deposits slag pipe, 6- feeding device, the main tracheae of 61-, 62- nozzle, 63- profile adjustment valve, 64- jet stream regulating valve, 65- guide duct, 66- feed pipe, 661- high temperature feed pipe, 662- low temperature feed pipe, 67- screw conveyor, 68- storage bin, 69- passage, 610- protecting pipe, 611- negative pressuren zone, 612- eutral margin, 613- zone of positive pressure, 614- furnace wall, 615- bellows, 616- pyroceram, 7- air holes, 8- waste residue cooler,
The thick slag entrance of 81- high temperature, 82- high temperature resistant separation layer, the upper separating plate of 83-, 84- air inlet pipe, 85- cold slag tube, 86- are solid Fixed board, 861- venthole, separating plate under 87-, 88- slag gathering hopper, 89- scum pipe, 810- escape pipe, 811- shell, the air duct 9-, 91- upper air duct, 92- lower air duct, 10- stove outer covering, 11- exhanst gas outlet, 12- afterburning mouth, 13-U shape pipe, 14- accelerating tube, 15- are mentioned Speed pipe.
Specific embodiment
Referring to Fig. 1, the present embodiment includes furnace body, and bottom of furnace body is equipped with bellows 1, and 1 one end of bellows is equipped with air intake, furnace body Top is equipped with exhanst gas outlet 11, and feeding device 6, furnace body housing between siege 4 and exhanst gas outlet 11 are housed on furnace body There is one layer of stove outer covering 10, there is annular passage 9 between stove outer covering 10 and furnace body, one piece of split-wind plate 18 is housed among air duct 9, divides wind Air duct 9 is divided into upper air duct 91 and lower air duct 92 by plate 18;Two pieces points of air hoses 2 are housed on bellows 1, wherein point of air hose 2 with Upper air duct 91 is connected to, and another point air hose 2 is connected to lower air duct 92, and sidewall of the furnace body is located at 91 top of upper air duct and is equipped with and burner hearth phase Logical wind complement port 7, sidewall of the furnace body are located at 92 bottom end of lower air duct and are equipped with the wind complement port 7 communicated with burner hearth;It is equipped at exhanst gas outlet 11 A piece U-tube 13, the outer wall of U-tube 13 are equipped with afterburning mouth 12, and 13 outer end of U-tube is equipped with the accelerating tube 14 of one section of back taper, 14 bottom of accelerating tube is equipped with a speed-raising pipe 15 straight down, and speed-raising 15 bottom of pipe is equipped with slag-discharging device 5,5 one end of slag-discharging device dress There is pipe 3.
Referring to figure 2-3, feeding device 6 described in the present embodiment includes the feed pipe 66 being mounted on furnace wall 614, feed pipe 66 It obliquely passes through furnace wall 614 to protrude into burner hearth, 66 outer end of feed pipe connects fuel delivery means, and burner hearth is protruded into 66 inner end of feed pipe Interior zone of positive pressure 613, described 1 one end of bellows are equipped with a main tracheae 61 being connected to 614 outer end of furnace wall, are equipped on main tracheae 61 One nozzle 62 for protruding into burner hearth and a guide duct 65 being connect with 66 outer end of feed pipe, between guide duct 65 and main tracheae 61 Equipped with jet stream regulating valve 64, between nozzle 62 and main tracheae 61 be equipped with profile adjustment valve 63, the jet port of nozzle 62 be arranged in The exit of expects pipe 66, the fuel delivery means include the screw conveyor 67 connecting with storage bin 68, screw conveyor 67 Outlet equipped with the passage 69 that is connect with feed pipe 66, the outlet of passage 69 is located at guide duct 65 and 66 junction of feed pipe Lower section.
It is equipped with maintenance observation panel at the top of 66 outer end of feed pipe described in the present embodiment, overhauls and pyroceram is housed at observation panel 615。
Feed pipe 66 described in the present embodiment is made of low temperature feed pipe 662 and the connection of high temperature feed pipe 661, low temperature feed pipe 662 are located at 614 outside of furnace wall, and high temperature feed pipe 661 passes through furnace wall 614 and protrudes into burner hearth, and high temperature feed pipe 661 uses high temperature resistant Wear-resistant material.
Feed pipe 66 described in the present embodiment is cased with protecting pipe 610 outside being located at furnace wall 614.
Referring to Fig. 7, slag-discharging device described in the present embodiment is baffling slag-discharging device 5, and baffling slag-discharging device 5 includes one and speed-raising pipe 15 Vertical cylinder 51,51 top of cylinder are connected to speed-raising pipe 15, and slag pipe 53 is deposited equipped with parallel with speed-raising pipe 15 in 51 bottom of cylinder, 51 one end of cylinder is equipped with access hole 52.
Referring to fig. 4-6, slag-discharging device bottom described in the present embodiment is equipped with waste residue cooler 8, and waste residue cooler 8 includes a cylinder Shape shell 811, upper end is equipped with upper separating plate 83 in shell 811, is equipped with waste residue entrance 81 above upper separating plate 83, in shell 811 Lower end is equipped with lower separating plate 87, fixed between upper separating plate 83 and lower separating plate 87 that several cold slag tubes 85, cold slag tube 85 are housed It is connected to slag-discharging device, the outer wall of every cold slag tube 85 is equipped with fin, and slag gathering hopper 88, all cold slag tubes are housed below lower separating plate 87 85 tops are communicated with waste residue entrance 81, and 85 bottom of cold slag tube is communicated with slag gathering hopper 88, and 88 bottom of slag gathering hopper is equipped with scum pipe 89, row Valve is housed, 811 side wall one end of shell is equipped with air inlet pipe 84, and the other end is equipped with and connect with the air intake of bellows 1 on slag pipe 89 Escape pipe 810.
One layer of high temperature resistant separation layer 82, institute are equipped between cold slag tube 85 above upper separating plate 83 described in the present embodiment Air outlet slit 84 is stated to be arranged below upper separating plate 83.
One piece of fixed plate 86 is housed between air inlet pipe 84 and escape pipe 810 in shell 811 described in the present embodiment, is owned Cold slag tube 85 passes through fixed plate 86 and is fixed in fixed plate 86, and fixed plate 86 is equipped with several ventholes 861.
Strength loosening device (not shown) is installed on cold slag tube 85 described in the present embodiment, is used to improve when deslagging useless The mobility of slag helps deslagging.

Claims (10)

1. a kind of solid sludges scrap incinerator, including furnace body, bottom of furnace body is equipped with bellows, and bellows one end is equipped with air intake, Be equipped with exhanst gas outlet at the top of furnace body, feeding device be housed on furnace body, it is characterized in that: the furnace body be located at siege and exhanst gas outlet it Between it is outer be cased with one layer of stove outer covering, there is annular passage between stove outer covering and furnace body, one piece of split-wind plate, split-wind plate are housed among air duct Air duct is divided into upper air duct and lower air duct;Two pieces points of air hoses are housed, wherein a point of air hose is connected to upper air duct, separately on bellows A piece point of air hose is connected to lower air duct, and sidewall of the furnace body is located at upper air duct top and is equipped with the wind complement port communicated with burner hearth, sidewall of the furnace body The wind complement port communicated with burner hearth is equipped with positioned at lower air duct bottom end;Smoke outlet is equipped with a U-tube, sets on the outer wall of U-tube There is afterburning mouth, U-tube outer end is equipped with the accelerating tube of one section of back taper, and accelerate bottom of the tube that a piece speed-raising pipe straight down is housed, The bottom of the tube that raises speed is equipped with slag-discharging device, and slag-discharging device one end is equipped with pipe.
2. a kind of solid sludges scrap incinerator according to claim 1, it is characterized in that: the feeding device includes installation Feed pipe on furnace wall, feed pipe obliquely pass through furnace wall and protrude into burner hearth, and feed pipe outer end is equipped with connection fuel conveying dress The zone of positive pressure in burner hearth, the main gas that bellows one end is located on the outside of stove outer covering equipped with one are protruded into the passage set, feed pipe inner end It manages, a nozzle for protruding into burner hearth and a guide duct connecting with feed pipe outer end, guide duct and main gas is housed on main tracheae Jet stream regulating valve is housed between pipe, profile adjustment valve is housed between nozzle and main tracheae, the jet port of nozzle is arranged in feed pipe Exit, passage and feed pipe junction are located at the lower section of guide duct and feed pipe junction.
3. a kind of solid sludges scrap incinerator according to claim 2, it is characterized in that: being set at the top of the feed pipe outer end There is maintenance observation panel, overhauls and pyroceram is housed at observation panel.
4. a kind of solid sludges scrap incinerator according to claim 2, it is characterized in that: the feed pipe is fed by low temperature Pipe connects composition with high temperature feed pipe, and low temperature feed pipe is located on the outside of furnace wall, and high temperature feed pipe passes through furnace wall and protrudes into burner hearth, high Warm feed pipe uses heat resistant and wear resistant material.
5. a kind of solid sludges scrap incinerator according to claim 2, it is characterized in that: the feed pipe is located at furnace wall It is cased with protecting pipe outside.
6. a kind of solid sludges scrap incinerator according to claim 1, it is characterized in that: the slag-discharging device is baffling deslagging Device, baffling slag-discharging device include a cylinder vertical with speed-raising pipe, and barrel top is connected to speed-raising pipe, and bottom of cylinder is equipped with and mentions Speed pipe it is parallel deposit slag pipe, cylinder one end is equipped with access hole.
7. a kind of solid sludges scrap incinerator according to claim 1, it is characterized in that: the slag-discharging device bottom is equipped with useless Slag cooler, waste residue cooler include a cylindrical case, and upper end is equipped with upper separating plate in shell, are equipped with above upper separating plate useless Slag entrance, lower end is equipped with lower separating plate in shell, fixed between upper separating plate and lower separating plate that several cold slag tubes, cold slag are housed Pipe is connected to slag-discharging device, and the outer wall of every cold slag tube is equipped with fin, and slag gathering hopper, all cold slag tubes tops are housed below lower separating plate It being communicated with waste residue entrance, cold slag tube bottom is communicated with slag gathering hopper, and slag gathering hopper bottom is equipped with scum pipe, valve is housed on scum pipe, Side wall of outer shell one end is equipped with air inlet pipe, and the other end is equipped with the escape pipe connecting with the air intake of bellows.
8. a kind of solid sludges scrap incinerator according to claim 7, it is characterized in that: being located above the upper separating plate One layer of high temperature resistant separation layer is equipped between cold slag tube, the air outlet slit is arranged below upper separating plate.
9. a kind of solid sludges scrap incinerator according to claim 7, it is characterized in that: going out in the shell positioned at air One piece of fixed plate is housed, all cold slag tubes pass through fixed plate and are fixed in fixed plate, in fixed plate between mouth and air intake Equipped with several ventholes.
10. a kind of solid sludges scrap incinerator according to claim 7, it is characterized in that: being equipped on the cold slag tube Strength loosening device, for improving the mobility of waste residue, helping deslagging.
CN201821963705.3U 2018-11-27 2018-11-27 A kind of solid sludges scrap incinerator Active CN209180954U (en)

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Application Number Priority Date Filing Date Title
CN201821963705.3U CN209180954U (en) 2018-11-27 2018-11-27 A kind of solid sludges scrap incinerator

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109340782A (en) * 2018-11-27 2019-02-15 湖北金炉节能股份有限公司 A kind of solid sludges scrap incinerator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109340782A (en) * 2018-11-27 2019-02-15 湖北金炉节能股份有限公司 A kind of solid sludges scrap incinerator
CN109340782B (en) * 2018-11-27 2024-04-16 湖北金炉节能股份有限公司 Solid sludge waste incinerator

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