CN214370204U

CN214370204U - Wide temperature range melting treatment device for waste incineration fly ash

Info

Publication number: CN214370204U
Application number: CN202023205045.2U
Authority: CN
Inventors: 高峰
Original assignee: Individual
Current assignee: Guangdong Shuoding Environmental Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-10-08
Anticipated expiration: 2030-12-28

Abstract

The invention provides a wide-temperature-range melting treatment device for waste incineration fly ash, which comprises a kiln body, a kiln hood, a distributor and a discharge opening, wherein the kiln body is sequentially provided with a preheating region, a melting region and a cooling region from top to bottom, the melting region is sequentially provided with a plurality of partition layers from top to bottom, the kiln body is divided into a plurality of melting layers through the partition layers, the residence time of the waste incineration fly ash in the melting region and the contact range of the waste incineration fly ash with air are increased by adding the partition layers in the kiln body, so that the waste incineration fly ash can be fully melted, heavy metal ions migrate into crystal lattices in a melting state under a high-temperature condition, a stable chemical bond is formed and are solidified, the heavy metal leaching standard is met, and the treatment efficiency is improved. The waste incineration fly ash can be fully melted and decomposed, the discharge of black smoke and harmful gas is greatly reduced, and the clean discharge standard required by the ecological environment ministry is reached.

Description

Wide temperature range melting treatment device for waste incineration fly ash

Technical Field

The invention relates to the technical field of waste incineration fly ash treatment, in particular to a wide-temperature-range melting treatment device for waste incineration fly ash.

Background

With the development of society, the quality of life of people is better and better, and along with the generation of a large amount of waste incineration fly ash, the waste incineration fly ash treatment methods commonly used at present have the following two types: one is to adopt the landfill technology of the fly ash of the waste incineration, however, with the gradual reduction of the urban land, people are also looking for the scheme of replacing the landfill technology of the fly ash of the waste incineration; the other mode is to burn the fly ash from the incineration of the household garbage, the fly ash from the incineration of the household garbage generates a large amount of toxic gas during the incineration, and the fly ash from the incineration of the household garbage has various types, and the density, shape, chemical property and melting special effect of combustible materials in the fly ash are different, so that many combustible materials in the common incineration mode can not be fully melted, and a large amount of black smoke and harmful gas are generated while the combustible materials are not fully melted, thereby polluting the atmosphere and being harmful to the health of human beings. Meanwhile, the generated waste incineration fly ash is rich in dioxin, heavy metal and other hazards, and the dioxin in the fly ash can be decomposed and most heavy metal can be solidified through melting treatment.

The existing waste incineration fly ash treatment device needs to carry out pretreatment (water washing) on fly ash, and the treatment cannot be carried out continuously due to the influence of the melting point and the boiling point of chloride in the treatment process, so that the treatment equipment has high replacement rate and low treatment efficiency; sintering is insufficient, and harmful substances such as dioxin, chloride and the like in the treated substances cannot be fully decomposed. Particularly, after technical specifications (trial) for controlling pollution of fly ash from incineration of household garbage (HJ 1134) 2020 is issued and implemented by the department of ecological environment at 27.8.2020, the existing treatment method cannot meet new environmental protection requirements.

Disclosure of Invention

In view of the above, the present invention provides a wide temperature range melting treatment device for waste incineration fly ash, which is used for treating the waste incineration fly ash, so that the waste incineration fly ash can be fully melted and decomposed, the discharge of black smoke and harmful gases is reduced, and the clean discharge standard required by the ecological environment ministry is achieved.

The invention solves the technical problems by the following technical means: the invention provides a wide-temperature-range melting treatment device for waste incineration fly ash, which comprises a kiln body, a kiln hood, a distributing device and a discharge opening, wherein the kiln hood covers the upper opening of the kiln body, the distributing device is arranged on the kiln hood, the kiln hood is provided with a smoke outlet, the discharge opening is arranged in the lower opening of the kiln body, the kiln body is sequentially provided with a preheating area, a melting area and a cooling area from top to bottom, the melting area is sequentially provided with a plurality of partition layers from top to bottom, the kiln body is divided into a plurality of melting layers through the partition layers, the partition layers are screen plates with a plurality of uniform meshes, the mesh sizes of the partition layers are sequentially reduced from top to bottom, and the heights of the melting layers are sequentially increased from top to bottom.

Furthermore, the melting zone is also provided with a stirring device, the stirring device comprises a stirring shaft and stirring blades, the stirring shaft penetrates through all the partition layers, each melting layer is provided with a stirring blade, the stirring blades are circumferentially and fixedly arranged on the stirring shaft, the stirring blades are arranged close to the partition layers, and blades of the stirring blades are not in contact with the partition layers.

Further, the stirring blades are axially fixed and circumferentially rotate and are arranged on the corresponding segmentation layers, the stirring shaft and the stirring blades can axially move relatively, and the stirring shaft is meshed with the stirring blades on different segmentation layers by changing the axial position of the stirring shaft, so that the corresponding stirring blades are driven to rotate.

Furthermore, a monitoring device for monitoring the stacking height on the partition layer is further arranged, the monitoring device is in one-to-one correspondence with the partition layer, and the monitoring device is arranged on the outer wall of the kiln body.

Further, monitoring devices includes ultrasonic transmitter and receiver, monitoring devices sets up in vertical direction apart from the position of dividing layer first height, ultrasonic transmitter and receiver symmetry respectively set up in the both sides of the kiln body, and ultrasonic transmitter and receiver correspond the setting.

Further, air inlets are further formed in the inner wall of the kiln body, each melting layer is connected with one air inlet, one-way valves are arranged on the air inlets, and the air inlets are connected with the air blowing device through air supply pipes.

Further, the distributing device includes motor, turbine speed reducer, toper hopper, spills the material swift current son and reinforced passageway, motor and turbine speed reducer cut off the setting on the roof of kiln hood, the motor is connected with the turbine speed reducer, the output shaft of turbine speed reducer passes and is connected with the toper hopper behind the roof, the export of reinforced passageway passes the top that lies in the toper hopper behind the roof, spill the rotatable setting of material swift current son in toper hopper below, the discharge gate of toper hopper is just to spilling the pan feeding mouth of material swift current son, changes the position on the horizontal plane of the discharge gate of spilling the material swift current son through rotating the toper hopper.

Further, spill material scraper-trough conveyer one end and pass through the connecting rod and be connected with the toper hopper is articulated, the other end that spills the material scraper-trough conveyer passes through the sprocket and the chain link is connected with the toper hopper, the sprocket setting is relative on the toper hopper with the one end of connecting rod, chain link one end is fixed and is kept away from connecting rod one end on spilling the material scraper-trough conveyer, the other end winding of chain link is on the sprocket, spills the contained angle of material scraper-trough conveyer and vertical direction through rotating the sprocket change, the swing angle that spills the material scraper-trough conveyer is 20~70 degrees with vertical direction contained angle.

Further, the preheating zone and the melting zone are in a conical shape with a large upper part and a small lower part, the connecting parts of the preheating zone, the melting zone and the cooling zone are in smooth transition, the height of the preheating zone is 5% -10% of the total height of the kiln body, and the height of the melting zone accounts for 30% -50% of the total height of the kiln body.

Compared with the prior art, the invention has the beneficial effects that: the invention provides a wide-temperature-range melting treatment device for waste incineration fly ash, which comprises a kiln body, a kiln hood, a distributing device and a discharge opening, wherein the kiln hood covers the upper opening of the kiln body, the distributing device is arranged on the kiln hood, the kiln hood is provided with a smoke outlet, the discharge opening is arranged in the lower opening of the kiln body, the kiln body is sequentially provided with a preheating region, a melting region and a cooling region from top to bottom, the melting region is sequentially provided with a plurality of partition layers from top to bottom, the kiln body is divided into a plurality of melting layers through the partition layers, the partition layers are screen plates with a plurality of uniform meshes, the mesh sizes of the partition layers are sequentially reduced from top to bottom, and the heights of the melting layers are sequentially increased from top to bottom. The residence time of the waste incineration fly ash in a high-temperature melting area and the contact range of the waste incineration fly ash and air are increased by adding the partition layer in the kiln body. Under the condition of high temperature, heavy metal ions migrate into crystal lattices in a molten state to form stable chemical bonds to be solidified, so that the heavy metal leaching standard is met, and the treatment efficiency is improved. The waste incineration fly ash can be fully melted and decomposed, the discharge of black smoke and harmful gas is greatly reduced, and the clean discharge standard required by the ecological environment ministry is reached.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic view of a wide temperature range melting treatment apparatus for fly ash from waste incineration according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at position A;

reference numerals:

1-a kiln body; 2-kiln hood, 3-distributing device; 4-a discharge opening; 11-a preheating zone; 12-the melting zone; 13-a cooling zone; 121-a split layer; 122-a stirring shaft; 123-stirring blades; 124-a monitoring device; 125-an air inlet; 126-a blower; 31-a turbine reducer; 32-a conical hopper; 33-spreading the material scraper-trough conveyer; 34-a feed channel; 331-link; 332-a sprocket; 333-chain link.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the present application. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.

Referring to fig. 1-2, the invention provides a wide temperature range melting treatment device for waste incineration fly ash, comprising a kiln body 1, a kiln hood 2, a distributor 3 and a discharge opening 4, wherein the kiln body is a heat-insulation corrosion-resistant kiln body, the kiln hood is a heat-insulation kiln hood, the kiln hood 2 covers the upper opening of the kiln body 1, the distributing device 3 is arranged on the kiln hood 2, the kiln hood 2 is provided with a smoke outlet, the discharge opening 4 is arranged in the lower opening of the kiln body 1, the kiln body 1 is sequentially provided with a melting preheating area 11, a high-temperature melting area 12 and a cooling area 13 from top to bottom, the melting area 12 is sequentially provided with a plurality of partition layers 121 from top to bottom, the kiln body 1 is divided into a plurality of high-temperature melting layers by the dividing layer 121, the dividing layer 121 is a mesh plate with a plurality of uniform meshes, the mesh size of the divided layer 121 is sequentially decreased from top to bottom, and the height of the high-temperature molten layer is sequentially increased from top to bottom. By adding the partition layer 121 in the kiln body 1, the residence time of the waste incineration fly ash ball material in the melting region 12 and the contact range of the waste incineration fly ash ball material and air are increased, so that the waste incineration fly ash ball material can be fully melted, and the emission of toxic and harmful substances is reduced. The plurality of dividing layers 121 are arranged to divide the waste incineration fly ash ball materials which are melted to different states into different positions, so that the waste incineration fly ash ball materials are melted by air with different concentrations, and the purpose that the waste incineration fly ash ball materials can be fully melted is achieved. The kiln hood is also provided with a discharge flue, and the discharge flue is provided with a filter screen.

As a further improvement to the above technical solution, the melting zone 12 is further provided with a stirring device, the stirring device includes a stirring shaft 122 and stirring blades 123, the stirring shaft 122 penetrates all the divided layers 121, each melting layer is provided with a stirring blade 123, the stirring blades 123 are circumferentially and fixedly arranged on the stirring shaft 122, the stirring blades 123 are arranged close to the divided layers 121, and blades of the stirring blades 123 do not contact the divided layers 121. When the insufficient fused waste incineration fly ash ball materials are stacked on the dividing layer 121, the waste incineration fly ash ball materials cannot be fully contacted with air after being stacked together, further fusion is insufficient, meanwhile, the dust of the sufficient fused waste incineration fly ash ball materials is prevented from falling downwards, and stirring is carried out by arranging a stirring device, so that the waste incineration fly ash ball materials stacked on the dividing layer 121 float and are fully contacted with air, and then are fully fused. The width of the 123 stirring blades is set to be not higher than the preset stacking height of the waste incineration fly ash pellets, and the length of the 123 stirring blades is set to be such that the edge of the 123 stirring blades is close to the inner wall of the shaft kiln but not in contact with the inner wall of the shaft kiln, so that the waste incineration fly ash pellets stacked on the partition layer 121 can be stirred without interfering with the falling waste incineration fly ash pellets.

As a further improvement to the above technical solution, the stirring blades 123 are axially fixed and circumferentially rotatably disposed on the corresponding divided layers 121, the stirring shaft 122 and the stirring blades 123 are axially movable relative to each other, and the axial position of the stirring shaft 122 is changed to engage the stirring shaft 122 with the stirring blades 123 on different divided layers 121, so as to drive the corresponding stirring blades 123 to rotate. The stirring blades 123 and the stirring shaft 122 are set in a clutch mode, so that the rotation of the stirring blades 123 of each layer can be controlled simultaneously or separately, and when the refuse incineration fly ash pellets of the corresponding layer are accumulated to a certain height, the stirring blades 123 of the corresponding layer are started without rotating all the stirring blades 123.

As a further improvement of the above technical solution, a monitoring device 124 for monitoring the stacking height of the divided layers 121 is further provided, the monitoring devices 124 correspond to the divided layers 121 one by one, and the monitoring device 124 is arranged on the outer wall of the kiln body 1.

As a further improvement to the above technical solution, the monitoring device 124 includes an ultrasonic transmitter and a receiver, the monitoring device 124 is disposed at a position that is a first height from the partition layer 121 in the vertical direction, the ultrasonic transmitter and the receiver are respectively symmetrically disposed at two sides of the kiln body 1, and the ultrasonic transmitter and the receiver are correspondingly disposed. When the penetration rate through ultrasonic waves changes, the fact that the waste incineration fly ash ball material on the partition layer 121 exceeds the ultrasonic position can be judged, so that the height of the waste incineration fly ash ball material in the wok is preset, and the stirring device is started to stir. Preferably, the ratio of the first height above each layer of molten zone 12 to the height of molten zone 12 is the same.

As a further improvement to the above technical solution, the inner wall of the kiln body 1 is further provided with an air inlet 125, the air inlet and an air supply pipe are arranged in the heat insulation layer of the kiln body to prevent the heat insulation effect of the kiln body from being damaged, each melting layer is connected with one air inlet 125, the air inlet 125 is provided with a one-way valve, and the air inlets 125 are connected with an air blowing device through the air supply pipe respectively. By providing the air inlet 125 at each melting point, air with different oxygen concentration and different air arching speed are given to each melting layer, so that the waste incineration fly ash ball material existing in the corresponding layer can be fully melted.

As the further improvement to above-mentioned technical scheme, distributing device 3 includes motor, turbine speed reducer 31, conical hopper 32, spills material scraper-trough conveyer 33 and charging channel 34, motor and turbine speed reducer 31 cut off the setting on the roof of kiln hood 2, the motor is connected with turbine speed reducer 31, the output shaft of turbine speed reducer 31 passes behind the roof to be connected with conical hopper 32, the export of charging channel 34 passes to be located conical hopper 32's top behind the roof, the rotatable setting of spills material scraper-trough conveyer 33 is in conical hopper 32 below, conical hopper 32's discharge gate is just to spilling the pan feeding mouth of material scraper-trough conveyer 33, changes the position on the horizontal plane of the discharge gate of spilling material scraper-trough conveyer 33 through rotating conical hopper 32. The material is supplied into the conical hopper 32 through the feeding channel 34, and the conical hopper 32 is driven to rotate at a constant speed through the motor and the worm gear reducer, so that the waste incineration fly ash ball materials can uniformly fall in the vertical kiln, and the waste incineration fly ash ball materials can uniformly fall in the radius range of the vertical kiln through the swinging of the material scattering scraper-trough conveyer 33.

As a further improvement to the above technical solution, one end of the spreading chute 33 is hinged to the tapered hopper 32 through a connecting rod 331, the other end of the spreading chute 33 is connected to the tapered hopper 32 through a chain wheel 332 and a chain ring 333, the chain wheel 332 is arranged at one end of the tapered hopper 32 opposite to the connecting rod 331, one end of the chain ring 333 is fixed to one end of the spreading chute 33, which is far away from the connecting rod 331, the other end of the chain ring 333 is wound on the chain wheel 332, an included angle between the spreading chute 33 and the vertical direction is changed by rotating the chain wheel 332, and a swinging angle of the spreading chute 33 is 20-70 degrees from the vertical direction. The swinging of the spreading scraper-trough conveyer 33 is controlled by the reciprocating rotation of the chain wheel 332, and the swinging angle of the spreading scraper-trough conveyer 33 is controlled at the same time, so that the garbage incineration fly ash ball material is prevented from being accumulated on the spreading scraper-trough conveyer 33 and not falling.

As a further improvement of the above technical solution, the preheating zone 11 and the melting zone 12 are in a conical shape with a large top and a small bottom, the junction of the preheating zone 11, the melting zone 12 and the cooling zone 13 is in smooth transition, the height of the preheating zone 11 is 5% -10% of the total height of the kiln body 1, and the height of the melting zone 12 accounts for 30% -50% of the total height of the kiln body 1.

The invention also provides a method for using the wide-temperature-range melting treatment device for the waste incineration fly ash, which comprises the following steps:

s1, feeding materials into the kiln body 1 through the feeding channel 34, and keeping the rotation of the motor to drive the conical hopper 32 to rotate in the feeding process; meanwhile, the chain wheel 332 is kept to rotate in a reciprocating manner, so that the spreading scraper-trough conveyer 33 can swing in a reciprocating manner to spread the garbage incineration fly ash ball material on the whole section of the kiln body 1;

s2, in the melting process, the size of the melted waste incineration fly ash ball material is reduced and the ball material falls down from the mesh, and the waste incineration fly ash ball material which is not melted sufficiently is accumulated on the corresponding dividing layer 121; monitoring whether the waste incineration fly ash ball materials remained on each partition layer 121 reach a preset height or not through a monitoring device 124, starting a stirring device of the corresponding melting layer if the waste incineration fly ash ball materials reach the preset height, and simultaneously increasing the air input of the corresponding layer to ensure that the waste incineration fly ash ball materials which are not fully melted continue to fall after being fully melted;

s3, starting the stirring device for 10-15 minutes each time, stopping stirring after the time is reached, monitoring that the ball material of the waste incineration fly ash accumulated on the partition layer 121 reaches the preset height again by the monitoring device 124, starting the stirring device of the corresponding layer, enabling the ball material of the waste incineration fly ash accumulated on the partition layer 121 to be not more than the preset height all the time under the reciprocating action, enabling the ball material of the waste incineration fly ash to continuously fall down after the ball material of the waste incineration fly ash is fully melted, and reducing the feeding speed after the ball material of the waste incineration fly ash accumulated on the partition layer 121 on the uppermost layer exceeds the preset height, so that the ball material of the waste incineration fly ash in the kiln body 1 can be fully melted.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. The utility model provides a wide temperature range melting treatment device of msw incineration flying ash which characterized in that: including the kiln body (1), kiln hood (2), distributing device (3) and discharge opening (4), kiln hood (2) lid closes on the last mouth of the kiln body (1), distributing device (3) set up on kiln hood (2), be provided with the exhaust port on kiln hood (2), discharge opening (4) set up in the lower mouth of the kiln body (1), the kiln body (1) is from last to having set gradually preheating zone (11), melting zone (12) and cooling space (13) down, melting zone (12) are from last to having set gradually a plurality of layers of cutting apart (121), through cut apart layer (121) and cut apart into a plurality of melting layers with kiln body (1), cut apart layer (121) for having the otter board of a plurality of even meshes, the mesh size from the top down of cutting apart layer (121) reduces in proper order, the height on melting layer increases in proper order down.

2. The wide-temperature-range melting treatment device for fly ash from waste incineration of claim 1, characterized in that: the melting zone (12) is further provided with a stirring device, the stirring device comprises a stirring shaft (122) and stirring blades (123), the stirring shaft (122) penetrates through all the partition layers (121), each melting layer is provided with the stirring blades (123), the stirring blades (123) are circumferentially and fixedly arranged on the stirring shaft (122), the stirring blades (123) are arranged close to the partition layers (121), and blades of the stirring blades (123) are not in contact with the partition layers (121).

3. The wide-temperature-range melting treatment device for fly ash from waste incineration according to claim 2, characterized in that: the stirring blades (123) are axially fixed and circumferentially arranged on the corresponding divided layers (121), the stirring shaft (122) and the stirring blades (123) can axially move relatively, and the axial positions of the stirring shaft (122) are changed to enable the stirring shaft (122) to be meshed with the stirring blades (123) on different divided layers (121), so that the corresponding stirring blades (123) are driven to rotate.

4. The wide-temperature-range melting treatment device for fly ash from waste incineration of claim 3, characterized in that: the kiln is characterized in that a monitoring device (124) used for monitoring the stacking height of the divided layers (121) is further arranged, the monitoring device (124) is in one-to-one correspondence with the divided layers (121), and the monitoring device (124) is arranged on the outer wall of the kiln body (1).

5. The wide-temperature-range melting treatment device for fly ash from waste incineration of claim 4, wherein: the monitoring device (124) comprises an ultrasonic transmitter and a receiver, the monitoring device (124) is arranged at a position which is on the vertical direction and is at the first height from the partition layer (121), the ultrasonic transmitter and the ultrasonic receiver are respectively and symmetrically arranged at two sides of the kiln body (1), and the ultrasonic transmitter and the ultrasonic receiver are correspondingly arranged.

6. The wide-temperature-range melting treatment device for fly ash from waste incineration of claim 1, characterized in that: the kiln comprises a kiln body (1) and is characterized in that air inlets (125) are further formed in the inner wall of the kiln body (1), each melting layer is connected with one air inlet (125), one-way valves are arranged on the air inlets (125), and the air inlets (125) are connected with a blowing device through air supply pipes.

7. The wide-temperature-range melting treatment device for fly ash from waste incineration of claim 1, characterized in that: distributing device (3) include motor, turbine speed reducer (31), toper hopper (32), spill material swift current son (33) and reinforced passageway (34), motor and turbine speed reducer (31) are cut off and are set up on the roof of kiln hood (2), the motor is connected with turbine speed reducer (31), the output shaft of turbine speed reducer (31) passes behind the roof to be connected with toper hopper (32), the top that lies in toper hopper (32) behind the export of reinforced passageway (34) passes the roof, spill rotatable setting in toper hopper (32) below of material swift current son (33), the discharge gate of toper hopper (32) is just to the pan feeding mouth of spilling material swift current son (33), changes the position on the horizontal plane of the discharge gate of spilling material swift current son (33) through rotating toper hopper (32).

8. The wide-temperature-range fusion treatment device for fly ash from waste incineration of claim 7, characterized in that: spill material swift current son (33) one end and pass through connecting rod (331) and toper hopper (32) articulated connection, the other end of spilling material swift current son (33) passes through sprocket (332) and link (333) and is connected with toper hopper (32), sprocket (332) set up on toper hopper (32) relative with the one end of connecting rod (331), link (333) one end is fixed and is kept away from connecting rod (331) one end on spilling material swift current son (33), the other end winding of link (333) is on sprocket (332), changes the contained angle of spilling material swift current son (33) and vertical direction through rotating sprocket (332), the swing angle of spilling material swift current son (33) is 20~70 degrees with vertical direction contained angle.

9. The wide-temperature-range melting treatment device for fly ash from waste incineration of claim 1, characterized in that: the preheating zone (11) and the melting zone (12) are in a conical shape with a large upper part and a small lower part, the connecting parts of the preheating zone (11), the melting zone (12) and the cooling zone (13) are in smooth transition, the height of the preheating zone (11) is 5% -10% of the total height of the kiln body (1), and the height of the melting zone (12) accounts for 30% -50% of the total height of the kiln body (1).