CN205174382U - Harmless burning furnace that burns of rubbish - Google Patents
Harmless burning furnace that burns of rubbish Download PDFInfo
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- CN205174382U CN205174382U CN201521021430.8U CN201521021430U CN205174382U CN 205174382 U CN205174382 U CN 205174382U CN 201521021430 U CN201521021430 U CN 201521021430U CN 205174382 U CN205174382 U CN 205174382U
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- burner hearth
- furnace
- blower fan
- pipe
- heater
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Abstract
The utility model relates to a heating equipment, harmless burning furnace that burns of rubbish promptly, including furnace body (1), grate (3), furnace (2), discharge fume tub (5), furnace body (1) outside is equipped with blast pipe (10) from furnace body (1) one side entering furnace (2) of fan (9), fan (9). Its characteristics are: be equipped with fuel hopper (7) in the outside of furnace body (1), blast pipe (10) the switch -on of blanking pipe (8) and fan (9) below fuel hopper (7), the inner wall of furnace (2) is arc whirlwind direction curved surface, blast pipe (10) of fan (9) along the lead tangent line entering furnace (2) of curved surface of whirlwind, the air intake of fan (9) has connect hot -blast main (6), and the other end of hot -blast main (6) inserts furnace (2). The beneficial effects are that: rubbish burns in rotatory flight after getting into furnace with the wind, is difficult for piling up, and the burning is abundant. Fan one end is supply air to furnace, and it is hot -blast that furnace is inhaled back to the other end, forms the circulation thermal current, makes rubbish and combustion -supporting wind be heated in advance.
Description
Technical field
The utility model relates to a kind of environment protection energy-saving equipment, i.e. a kind of garbage harmless incinerator.
Background technology
Waste incineration can obtain heat energy, does not take up room again, is the preferred process mode of application of city life garbage.; because the burning-point of rubbish is lower; be generally 300-500 DEG C; and the decomposition point of many harmful components is wherein higher; as in the flue gas of consumer waste incineration discharge containing the multiple harmful and noxious substance such as SO2, HCl, HF, Hg, Pb, Cd, NOx, dioxin and heavy metal, its decomposition temperature up to more than 800 DEG C, if adopt simple incinerating method; in burning process, multiple harmful components can not be decomposed by Thorough combustion, then can cause serious secondary pollution.Show according to interrelated data, the dioxin in atmospheric environment 90% derives from city and industrial refuse and incineration.The timber of doped fuel, coal, rubber, preservative treatment and oil product, various discarded object, particularly Biohazard Waste and the daily life chloride rubbish such as poly-bag, polyvinyl chloride flexible glue used, incineration temperature, lower than 800 DEG C of then imperfect combustions, easily generates dioxin.The chlorobenzene formed after burning is also the precursor of dioxin synthesis.Particularly ignition temperature very easily produces dioxin about 400 DEG C time.At present, in order to improve the temperature of waste incineration, people are many adds coal, the combustion-supporting fuel of wet goods high temperature in burning process, significantly adds processing cost thus, is difficult to popularization and application.
Summary of the invention
The purpose of this utility model is to provide one and can be used in waste incineration, and need not add combustion-supporting material, and incineration temperature reaches more than 800 DEG C, and harmful substance is fully decomposed, and realizes the garbage harmless incinerator of harmless emission.
Above-mentioned purpose is realized by following technical scheme: develop a kind of garbage harmless incinerator, comprise body of heater, fire grate, burner hearth, smoke exhaust pipe, be provided with blower fan outside body of heater, and the ajutage of blower fan enters burner hearth from body of heater side.Be characterized in: be provided with fuel hopper in the outside of body of heater, the ajutage of the material blanking tube below fuel hopper and blower fan is connected, the inwall of burner hearth is arc whirlwind guiding curved surface, the ajutage of blower fan enters burner hearth along the tangent line of whirlwind guiding curved surface, the air inlet of blower fan is connected to warm-air pipe, and the other end of warm-air pipe inserts burner hearth.
Inside described whirlwind guiding curved surface, spiral guide plate is housed.
Described upper furnace is equipped with heat exchanger, and heat exchanger side picks out smoke exhaust pipe, and smoke exhaust pipe accesses fuel hopper again.
Red-hot frame is provided with in described burner hearth.
One end that described warm-air pipe enters burner hearth is provided with filter petticoat pipe.
Described warm-air pipe has two, all picks out from burner hearth, and one connects fuel hopper, and another connects air inlet.
Described body of heater is provided with temperature sensor, and described smoke exhaust pipe is provided with constant temperature bell, and constant temperature bell carries out switch motion to smoke exhaust pipe under the drive of engine, and temperature sensor controls the action of engine by control device.
The beneficial effects of the utility model are: rubbish burns after entering burner hearth with the wind in spiraling, not easily piles up, sufficient combustion.Blow to burner hearth in blower fan one end, the other end sucks back burner hearth hot blast, forms circulation hot-fluid, rubbish and combustion air are heated in advance.In addition body of heater flue is equipped with waste-heat recovery device, and enclose the various passages of thermal loss, significantly improve in-furnace temperature and the thermal efficiency, furnace temperature reaches 800-1200 DEG C, achieves harmless emission, is expected the main stove and accessory becoming garbage disposal.
Accompanying drawing explanation
Fig. 1 is the front view of the first embodiment;
Fig. 2 is the top view of the first embodiment;
Fig. 3 is the front view of the second embodiment;
Fig. 4 is the top view of the second embodiment;
Fig. 5 is the front view of the third embodiment;
Fig. 6 is the fundamental diagram of the third embodiment;
Fig. 7 is the front view of the 4th kind of embodiment;
Fig. 8 is the front view of the 5th kind of embodiment;
Fig. 9 is the front view of the parts filter petticoat pipe of the 5th kind of embodiment;
Figure 10 is the top view of the parts filter petticoat pipe of the 5th kind of embodiment;
Figure 11 is the front view of the red-hot frame of parts of the 5th kind of embodiment;
Figure 12 is the top view of the red-hot frame of parts of the 5th kind of embodiment;
Figure 13 is the front view of the red-hot frame of parts of the 5th kind of embodiment;
Figure 14 is the top view of the red-hot frame of parts of the 5th kind of embodiment;
Figure 15 is the assembling front view of the red-hot frame of parts of the 5th kind of embodiment;
Figure 16 is the assembling plan view of the red-hot frame of parts of the 5th kind of embodiment;
Figure 17 is the front view of the 6th kind of embodiment;
Figure 18 is the front view of the 7th kind of embodiment.
Visible in figure: body of heater 1, burner hearth 2, fire grate 3, whirlwind guiding curved surface 4, smoke exhaust pipe 5, warm-air pipe 6, fuel hopper 7, material blanking tube 8, blower fan 9, ajutage 10, spiral guide plate 11, ashes pond 12, heat exchanger 13, red-hot frame 14, filter petticoat pipe 15, temperature sensor 16, constant temperature bell 17.
Detailed description of the invention
The first embodiment: as shown in Figure 1, 2, this garbage harmless incinerator is made up of body of heater 1, burner hearth 2, fire grate 3, smoke exhaust pipe 5 etc., and be connected to blower fan 9 outside body of heater 1, the ajutage 10 of blower fan 9 enters burner hearth 2 from body of heater 1 side.Be characterized in: be provided with fuel hopper 7 in the outside of body of heater 1, material blanking tube 8 below fuel hopper 7 and the ajutage 10 of blower fan 9 are connected, the inwall of burner hearth 2 is arc whirlwind guiding curved surface 4, the ajutage 10 of blower fan 9 enters burner hearth 2 along the tangent line of whirlwind guiding curved surface 4, the air inlet of blower fan 9 is connected to warm-air pipe 6, and the other end of warm-air pipe 6 inserts burner hearth 2.
During work, the rubbish loading fuel hopper 7 runs down in the ajutage 10 of blower fan 9 from material blanking tube 8, is blown into burner hearth 2 lights by combustion air, and under the action of the forces of the wind along inboard wall of burner hearth rotary combustion, can not pile up, extend the time of rubbish flight path and burning, burning more abundant.In addition, the hot blast in burner hearth 2 extracted out by the warm-air pipe 6 inserting burner hearth 2, enter blower fan 9 again, burner hearth 2 is squeezed into again together with rubbish, thus heated combustion air and rubbish, make the heat iterative cycles in burner hearth 2, temperature constantly accumulates, in short time, furnace temperature can reach 800 DEG C, and maximum temperature can reach 1200 DEG C.This temperature, is enough to the harmful components in the middle of rubbish are decomposed totally.This point, confirm by great many of experiments.
The second embodiment: as shown in Fig. 3 Fig. 4, this stove and accessory forms at the enterprising one-step optimization in the basis of the first embodiment.Main improvement is: inside the whirlwind guiding curved surface of burner hearth 2 inwall, spiral guide plate 11 is housed.The ajutage 10 of blower fan 9 is upwards squeezed in the bottom of body of heater 1, and warm-air pipe 6 extracts hot blast on the top of burner hearth 2.Experiment proves: after adding spiral guide plate 11, the combustion efficiency of garbage fuel significantly strengthens, and furnace temperature significantly improves, and the decomposition of harmful substance is more thorough.
The third embodiment: as shown in Figure 5, this stove and accessory is substantially identical with the mechanism principle of the second embodiment, and just the rotation direction of spiral aviation baffle 11 there occurs change.The ajutage 10 of blower fan 9 carries garbage fuel and squeezes into from the top of burner hearth 2, and under gravity, rotation limit in limit falls as shown in Figure 6.Compared with the second embodiment, the power requirement of this example to blower fan 9 reduces further, and energy consumption declines to a great extent, and economy is better.
4th kind of embodiment: as shown in Figure 7, the bending direction of the whirlwind guiding curved surface 4 in the burner hearth of this stove and accessory is different with first three example.The axis of whirlwind guiding curved surface 4 above erects, the axis of this curved surface is horizontal, the ajutage 10 of blower fan 9 is squeezed in the bottom of burner hearth 2, garbage fuel turns back downwards again after curved surface is up, again get back to the opening part of ajutage 9 and again blown afloat, continue flight, good combustion efficiency can be obtained.This structure is applicable to the longer horizontal boiler of lateral separation, and body of heater 1 internal layer refractory material laying becomes the moulding in fire box and ashes pond 12, can store heat, fire fuel.The ash content of after-flame falls into ashes pond 12 or removes through fire grate 3.In addition, be provided with heat exchanger 13 above burner hearth 2, flue gas is discharged or is entered fuel hopper 7 after heat exchanger 13, carries out preheating to fuel.The hot blast formed in heat exchanger 13 can be transported to other with hot place, also can be entered the air intake of blower fan 9 by warm-air pipe 6, is used for blowing and pre-heating fuel.
5th kind of embodiment: as shown in Figure 8, this stove and accessory improves to form on the basis of the second embodiment.It mainly improves: the ajutage 10 of blower fan 9 enters burner hearth 2 from the bottom of burner hearth 2, warm-air pipe 6 one end enters the top of burner hearth 2, the air inlet of other end access blower fan 9, flue gas inside burner hearth 2 is directly guided to blower fan 9 li, be used for blowing fuel, utilize the heat in flue gas to carry out preheating to fuel.Simultaneously, warm-air pipe 6 one end in burner hearth 2 is provided with filter petticoat pipe 15, Figure 10 is visible for composition graphs 9: this filter petticoat pipe 15 is foraminous shield, be contained in the negative pressuren zone of smoke exhaust pipe 5 lower end, namely sudden fuel joint is lighted after touch, and can not having the larger particles of after-flame to leach to stay in burner hearth to burn away.Fuel hopper 7 is also received at the middle part of warm-air pipe 6, and unnecessary flue gas and fuel carry out heat exchange and is discharged to environment from fuel hopper 7 after being filtered further by fuel again.
In addition, in burner hearth 2, multiple red-hot frame 14 is also provided with.As on the entrance of warm-air pipe in Fig. 86 and fire grate 3 the red-hot frame 14 that heat proof material makes all is housed above.The form of red-hot frame 14 has multiple, and Figure 11-16 describe three kinds of different red-hot framves 14.As Figure 11,12 visible, this red-hot frame 14 has two-layer circle wheel, and each layer all has multiple spoke to surrounding scattering, both can fire fuel, has and can accept the unsettled burning of some fuel.As Figure 13,14 visible, this red-hot frame 14 is barricaded as fluffy shape support by branched thin bar, can support the fuel fallen, and prevents from piling up, and causes the hollow intensity of a fire, can also stop that big particle enters the mouth of pipe.As Figure 15,16 visible, this red-hot frame 14 is the claw-like brackets be contained on inboard wall of burner hearth, can accept part of fuel and aloft burn, and extends the fall time of fuel.
6th kind of embodiment: as shown in figure 17, warm-air pipe has two, all picks out from burner hearth 2, one connects fuel hopper 7, the air inlet of another machine 9 of giving a dinner for a visitor from afar.The ajutage 10 of blower fan 9 enters burner hearth 2 from the top of burner hearth 2, the air inlet of blower fan 9 connects a warm-air pipe 6, and the other end access burner hearth bottom of warm-air pipe 6, is equipped with bucket-shaped red-hot frame 14 above warm-air pipe 6 opening, to stop the fuel fallen, prevent the blocking of the mouth of pipe.Warm-air pipe 6 can be withdrawn into the hot blast of burner hearth bottom inside blower fan 9, then is got by blower fan 9 and blow fuel, forms an airflow circulating loop.The effect in this loop is the pre-heat effect improving garbage fuel, has burnt or close to burning-point when making garbage fuel enter burner hearth.Even if the hot blast drawn back is mingled with naked light light also not enough attention in ajutage 10.In order to prevent naked light to the unrestrained combustion of fuel hopper 7, material blanking tube 8 lower end to body of heater lopsidedness, should rely on the negative pressure of mouth of pipe periphery, prevents naked light up.It should be noted that the main task of blower fan 9 is transfer the fuels, instead of conveying combustion air, combustion air mainly enters from fire grate 3.Certainly, if the location-appropriate between the ajutage 10 of blower fan 9 and fire grate 3, the negative pressuren zone above fire grate can be caused, attract combustion air to enter burner hearth 2 from fire grate 3.The warm-air pipe 6 receiving fuel hopper 7 can carry out heat exchange unnecessary flue gas and fuel and be discharged to environment from fuel hopper 7 after being filtered further by fuel again.
7th kind of embodiment: as shown in figure 18, body of heater is provided with temperature sensor 16, measures the temperature of burner hearth.Available temperature sensor 16 has multiple, recommends to adopt thermocouple temperature measurement device, and the position of thermometric is preferably selected in the middle part of burner hearth.Smoke exhaust pipe 5 is provided with constant temperature bell 17, and constant temperature bell 17 can carry out switch motion to smoke exhaust pipe 5 under the drive of engine.Temperature sensor 16 imports control device into the temperature data collected, and controls the action of engine.When fire box temperature is lower than setting value, constant temperature bell 17 is closed, and the gas in restriction stove is discharged.Owing to there being the depressurization of blower fan and warm-air pipe, when temperature is lower, even if the pressure that bell is closed in stove also can not be too high.When temperature is higher than setting value, constant temperature bell 17 just can be opened.Temperature is set in various harmful substance more than the temperature of pyrolysis completely, can prevent the discharge of harmful substance.
Claims (7)
1. a garbage harmless incinerator, comprise body of heater (1), fire grate (3), burner hearth (2), smoke exhaust pipe (5), body of heater (1) outside is provided with blower fan (9), the ajutage (10) of blower fan (9) enters burner hearth (2) from body of heater (1) side, it is characterized in that: be provided with fuel hopper (7) in the outside of body of heater (1), the ajutage (10) of the material blanking tube (8) below fuel hopper (7) and blower fan (9) is connected, the inwall of burner hearth (2) is arc whirlwind guiding curved surface (4), the ajutage (10) of blower fan (9) enters burner hearth (2) along the tangent line of whirlwind guiding curved surface (4), the air inlet of blower fan (9) is connected to warm-air pipe (6), the other end of warm-air pipe (6) inserts burner hearth (2).
2. garbage harmless incinerator according to claim 1, is characterized in that: spiral guide plate (11) is equipped with in described whirlwind guiding curved surface (4) inner side.
3. garbage harmless incinerator according to claim 1, it is characterized in that: heat exchanger (13) is equipped with on described burner hearth (2) top, heat exchanger (13) side picks out smoke exhaust pipe (5), and smoke exhaust pipe (5) accesses again fuel hopper (7).
4. garbage harmless incinerator according to claim 1, is characterized in that: be provided with red-hot frame (14) in described burner hearth (2).
5. garbage harmless incinerator according to claim 1, is characterized in that: one end that described warm-air pipe (6) enters burner hearth (2) is provided with filter petticoat pipe (15).
6. garbage harmless incinerator according to claim 1, is characterized in that: described warm-air pipe (6) has two, all picks out from burner hearth (2), and one connects fuel hopper (7), another machine of giving a dinner for a visitor from afar (9) air inlet.
7. garbage harmless incinerator according to claim 1, it is characterized in that: described body of heater (1) is provided with temperature sensor (16), described smoke exhaust pipe (5) is provided with constant temperature bell (17), constant temperature bell (17) carries out switch motion to smoke exhaust pipe (5) under the drive of engine, temperature sensor (16) is associated with control device, and control device controls the action of engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521021430.8U CN205174382U (en) | 2015-12-09 | 2015-12-09 | Harmless burning furnace that burns of rubbish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521021430.8U CN205174382U (en) | 2015-12-09 | 2015-12-09 | Harmless burning furnace that burns of rubbish |
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| Publication Number | Publication Date |
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| CN205174382U true CN205174382U (en) | 2016-04-20 |
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| CN201521021430.8U Active CN205174382U (en) | 2015-12-09 | 2015-12-09 | Harmless burning furnace that burns of rubbish |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444184A (en) * | 2015-12-09 | 2016-03-30 | 张建臣 | Harmless garbage incineration furnace |
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2015
- 2015-12-09 CN CN201521021430.8U patent/CN205174382U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444184A (en) * | 2015-12-09 | 2016-03-30 | 张建臣 | Harmless garbage incineration furnace |
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