CN112934928B - High-temperature melting balling device for waste incineration fly ash and balling compatibility method - Google Patents
High-temperature melting balling device for waste incineration fly ash and balling compatibility method Download PDFInfo
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- CN112934928B CN112934928B CN202110369865.5A CN202110369865A CN112934928B CN 112934928 B CN112934928 B CN 112934928B CN 202110369865 A CN202110369865 A CN 202110369865A CN 112934928 B CN112934928 B CN 112934928B
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- 239000010881 fly ash Substances 0.000 title claims abstract description 42
- 238000002844 melting Methods 0.000 title claims abstract description 20
- 230000008018 melting Effects 0.000 title claims abstract description 20
- 238000004056 waste incineration Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000012216 screening Methods 0.000 claims abstract description 33
- 230000007306 turnover Effects 0.000 claims abstract description 32
- 239000002245 particle Substances 0.000 claims abstract description 31
- 238000005469 granulation Methods 0.000 claims abstract description 14
- 230000003179 granulation Effects 0.000 claims abstract description 13
- 239000002956 ash Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000007873 sieving Methods 0.000 claims description 6
- 238000005453 pelletization Methods 0.000 claims 3
- 239000004744 fabric Substances 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 150000002013 dioxins Chemical class 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B2101/00—Type of solid waste
- B09B2101/30—Incineration ashes
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention provides a high-temperature melting balling device for waste incineration fly ash, which comprises a trapezoidal bracket, a first base, a first turnover mechanism, a granulation disc, a rotary driving device, a second base, a second turnover mechanism, a linear driving device and a screen plate, wherein the trapezoidal bracket is arranged on the first base; the second base is rotatably connected with the waist of the trapezoid support, the first base is also obliquely arranged, and the second turnover mechanism is connected between the lower end of the second base and the bottom surface of the trapezoid support; the sieve plate is arranged below the wall of the granulating disc, and the sieve plate is matched with the outline of the wall of the granulating disc; the top surface of the lower end of the second base is provided with a linear driving device, and the output end of the linear driving device is connected with the sieve plate so as to push the sieve plate to extend to the outer side of the wall of the granulating disc. Through install second base and screen cloth additional on current disc granulator to screen out the even flying ash balling of particle diameter when the centrifugal unloading of granulation disc in the granulation, promoted the function of current disc granulator, need not to purchase screening facilities, the cost is reduced.
Description
Technical Field
The invention relates to the technical field of melting of waste incineration fly ash, in particular to a high-temperature melting balling device and a balling compatibility method for the waste incineration fly ash.
Background
At present, incineration is a main disposal mode of domestic garbage in China, and has the advantages of large treatment capacity, obvious reduction, complete harmlessness, resource utilization of heat energy and the like. Because domestic garbage is complex in components, fly ash generated after the domestic garbage is incinerated contains a large amount of heavy metal elements (such As Pb, as, cr, cd and the like) and high-toxicity organic carcinogens (dioxins), and the health and the environmental safety of residents are seriously endangered.
The harmless treatment technology of the waste incineration fly ash comprises melting/glass solidification, cement solidification, chemical stabilization, acid or other solvent washing method and the like. The fly ash melting treatment technology adopted in the prior art is that the waste incineration fly ash is pelletized and then melted into liquid state at the high temperature of more than 1300 ℃, and then the liquid slag is subjected to air cooling or water quenching treatment to generate glassy slag.
As known from the literature (research on determining the optimal particle size of raw material balls of a cement shaft kiln) (China building materials research and design institute), when the fly ash fusion treatment technology is adopted, the fly ash balls with uniform particle size are required to be screened out, so that the production efficiency is improved, and the energy consumption is reduced. The existing disc granulator does not have the function of screening fly ash with uniform particle size into balls, and screening equipment is additionally arranged, so that the equipment cost is increased.
Disclosure of Invention
Aiming at the defects in the prior art, the high-temperature melting balling device and the balling compatibility method for the waste incineration fly ash provided by the invention solve the technical problems that the existing disc granulator does not have the function of screening fly ash with uniform particle size, screening equipment is additionally arranged, and the equipment cost is increased.
In order to achieve the above object, the present invention is realized by the following technical scheme:
The invention provides a high-temperature melting balling device for waste incineration fly ash, which comprises a trapezoid support, a first base, a first turnover mechanism, a granulating disc and a rotary driving device, wherein the first base is rotatably connected with the top end of the trapezoid support, the first base is obliquely arranged, the first turnover mechanism is connected between the lower end of the first base and the bottom surface of the trapezoid support and is used for adjusting an included angle between the first base and the bottom surface of the trapezoid support, the rotary driving device is arranged on the top surface of the first base, and the output end of the rotary driving device is in transmission connection with the granulating disc; the device also comprises a second base, a second turnover mechanism, a linear driving device and a screen plate; the second base is rotatably connected with the waist of the trapezoid support, the first base is also obliquely arranged, and the second turnover mechanism is connected between the lower end of the second base and the bottom surface of the trapezoid support and is used for adjusting the angle value between the surface of the second base and the surface of the first base; the sieve plate is arranged below the wall of the granulating disc, is arc-shaped and is adapted to the outline of the wall of the granulating disc; the second base low end top surface sets up linear drive device, linear drive device's output is connected with the sieve, in order to be used for promoting the sieve extends to the granulation disc wall outside.
Preferably, the second turnover mechanism comprises a screw motor, a screw, a sliding block and a supporting rod; the screw rod is arranged on the bottom surface of the trapezoid support, and the axial direction of the screw rod is perpendicular to the overturning center line of the second base; the screw rod motor is also arranged on the bottom surface of the trapezoid bracket and is in transmission connection with one end of the screw rod; the sliding block is sleeved on the periphery of the screw rod in a sliding manner; the support rod is connected between the sliding block and the lower end of the second base.
Preferably, the bottom surface of the trapezoid support is also provided with a limiting strip, the bottom surface of the sliding block is provided with a groove, and the limiting strip is embedded into the groove.
Preferably, a first screening belt and a second screening belt are arranged on the surface of the screen plate, the first screening belt is positioned on one side of the screen plate far away from the linear driving device, and the second screening belt is positioned between the first screening belt and the linear driving device; the first screening belt is internally provided with a plurality of first screen holes, the second screening belt is internally provided with a plurality of second screen holes, and the aperture of the first screen holes is smaller than that of the second screen holes.
Preferably, a connecting rod is arranged at one end of the sieve plate, facing the linear driving device, and is fixedly connected with the output end of the linear driving device.
Preferably, one side, far away from the linear driving device, of the top surface of the second base is provided with an arc-shaped sliding rail, and the sieve plate is in sliding connection with the arc-shaped sliding rail.
Preferably, a notch groove is formed in the middle of the arc-shaped sliding rail, and the extending direction of the notch groove is consistent with the moving direction of the sieve plate.
Preferably, the first turnover mechanism comprises a screw, the bottom end of the screw is hinged with the bottom surface of the trapezoid support, a sleeve is sleeved on the periphery of the upper portion of the screw, the sleeve is hinged with the lower end of the first base, and fastening nuts are arranged at the upper end and the lower end of the sleeve.
The invention provides a balling compatibility method of a high-temperature melting balling device for waste incineration fly ash, which comprises the following steps:
starting a second turnover mechanism to adjust the second base surface to form an included angle of 0-2 degrees with the first base surface;
starting a rotary driving device to enable the granulating disc to start granulating, pushing the sieve plate out of the outer edge of the wall of the granulating disc through a linear driving device, and screening material particles centrifugally flying away from the granulating disc;
The sieve plate is pushed and pulled back and forth in a short stroke through the linear driving device so as to shake and screen material particles.
Preferably, after the vibration screening reaches the preset time, the second turnover mechanism is started to enable the second base and the first base to form an included angle of 1-2 degrees, so that the material particles which do not pass through the first screen belt slide down to the second screen belt and then naturally fall down through the second screen holes to be discharged.
According to the technical scheme, the beneficial effects of the invention are as follows:
The invention provides a high-temperature melting balling device for waste incineration fly ash, which comprises a trapezoidal bracket, a first base, a first turnover mechanism, a granulation disc, a rotary driving device, a second base, a second turnover mechanism, a linear driving device and a screen plate, wherein the trapezoidal bracket is arranged on the first base; the second base is rotatably connected with the waist of the trapezoid support, the first base is also obliquely arranged, and the second turnover mechanism is connected between the lower end of the second base and the bottom surface of the trapezoid support and is used for adjusting the angle value between the surface of the second base and the surface of the first base; the sieve plate is arranged below the wall of the granulating disc, is arc-shaped and is adapted to the outline of the wall of the granulating disc; the second base low end top surface sets up linear drive device, linear drive device's output is connected with the sieve, in order to be used for promoting the sieve extends to the granulation disc wall outside. The second turnover mechanism is started to adjust the second base surface to form an included angle of 0-2 degrees with the first base surface; then, starting a rotary driving device to enable the granulating disc to start up and granulate, pushing the sieve plate out of the outer edge of the wall of the granulating disc through a linear driving device, and screening material particles centrifugally flying away from the granulating disc; the sieve plate is pushed and pulled back and forth in a short stroke through the linear driving device so as to shake and screen material particles. Through install second base and screen cloth additional on current disc granulator to screen out the even flying ash balling of particle diameter when the centrifugal unloading of granulation disc in the granulation, promoted the function of current disc granulator, need not to purchase screening facilities, the cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic side perspective view of a device for high-temperature melting and balling of waste incineration fly ash;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic diagram of a front perspective structure of a device for high-temperature melting and balling of waste incineration fly ash;
FIG. 4 is a side view of a device for high temperature melting of waste incineration fly ash into balls;
FIG. 5 is an enlarged view at B in FIG. 4;
FIG. 6 is an enlarged view at C in FIG. 4;
fig. 7 is a schematic structural view of a screen plate;
Reference numerals:
The device comprises a 1-trapezoidal support, a 2-first base, a 3-first turnover mechanism, a 4-granulation disc, a 5-rotary driving device, a 6-second base, a 7-second turnover mechanism, an 8-linear driving device and a 9-sieve plate;
61-arc slide rail, 62-notch groove, 71-lead screw motor, 72-lead screw, 73-slider, 74-limit bar, 75-bracing piece, 91-first sieve mesh, 92-second sieve mesh, 93-connecting rod.
Detailed Description
Embodiments of the technical scheme of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and thus are merely examples, and are not intended to limit the scope of the present invention.
Referring to fig. 1-3, the high-temperature melting and balling device for the fly ash from garbage incineration provided by the invention comprises a trapezoid support 1, a first base 2, a first turnover mechanism 3, a granulation disc 4 and a rotary driving device 5, wherein the first base 2 is rotationally connected with the top end of the trapezoid support 1, the first base 2 is obliquely arranged, and the first turnover mechanism 3 is connected between the lower end of the first base 2 and the bottom surface of the trapezoid support 1 so as to be used for adjusting an included angle between the first base 2 and the bottom surface of the trapezoid support 1; the rotary driving device 5 is arranged on the top surface of the first base 2, and the output end of the rotary driving device 5 is in transmission connection with the granulating disc 4. The first turnover mechanism 3 comprises a screw, the bottom end of the screw is hinged to the bottom surface of the trapezoid support 1, a sleeve is sleeved on the periphery of the upper portion of the screw, the sleeve is hinged to the lower end of the first base 2, and fastening nuts are arranged at the upper end and the lower end of the sleeve. The included angle between the first base 2 and the bottom surface of the trapezoid support 1 is adjusted through the cooperation of the screw and the fastening nut, so that the dip angle of the granulating disc 4 is adjusted.
The balling device also comprises a second base 6, a second turnover mechanism 7, a linear driving device 8 and a screen plate 9. The second base 6 is rotatably connected with the waist of the trapezoid support 1, the first base 2 is also obliquely arranged, and the second turnover mechanism 7 is connected between the lower end of the second base 6 and the bottom surface of the trapezoid support 1 and is used for adjusting the angle value between the surface of the second base 6 and the surface of the first base 2. The sieve plate 9 is arranged below the wall of the granulating disc 4, and the sieve plate 9 is arc-shaped and is matched with the contour of the wall of the granulating disc 4. The top surface of the lower end of the second base 6 is provided with the linear driving device 8, the output direction of the linear driving device 8 is perpendicular to the overturning center line of the second base 6, and the output end of the linear driving device 8 is connected with the sieve plate 9 so as to be used for pushing the sieve plate 9 to extend to the outer side of the disc wall of the granulating disc 4. Specifically, the linear driving device 8 may be one of a cylinder, an oil cylinder, a screw rod 72 mechanism or a rack and pinion transmission mechanism, so as to ensure the telescopic action of the screen plate 9.
Through install second base 6 and screen cloth additional on current disc granulator to screen out the even flying ash balling of particle diameter when the centrifugal unloading of granulation in granulation disc 4, promoted the function of current disc granulator, need not to purchase screening facilities, the cost is reduced.
As a further improvement to the above solution, referring to fig. 4-5, the second tilting mechanism 7 includes a screw motor 71, a screw 72, a slider 73 and a support bar 75. The screw rod 72 is disposed on the bottom surface of the trapezoid support 1, and the axial direction of the screw rod 72 is perpendicular to the turning center line of the second base 6, that is, the output direction of the screw rod motor 71 is consistent with the output direction of the linear driving device 8. The screw rod motor 71 is also arranged on the bottom surface of the trapezoid support 1 and is in transmission connection with the bottom end of the screw rod 72. The slider 73 is slidably sleeved on the outer periphery of the screw 72. The supporting rod 75 is connected between the sliding block 73 and the lower end of the second base 6, and the linear sliding of the sliding block 73 drives the supporting rod 75 to adjust the overturning angle of the second base 6. In one embodiment, the top end of the sliding block 73 is hinged to a first joint bearing, the bottom surface of the lower end of the second base 6 is hinged to a second joint bearing, and two ends of the supporting rod 75 are respectively connected with the first joint bearing and the second joint bearing. Preferably, the bottom surface of the trapezoid support 1 is further provided with a limit bar 74, the bottom surface of the sliding block 73 is provided with a groove, and the limit bar 74 is embedded into the groove to prevent the sliding block 73 from overturning when moving linearly.
As a further improvement to the above solution, referring to fig. 7, a first screening belt and a second screening belt are provided on the surface of the screen plate 9, where the first screening belt is located on a side of the screen plate 9 away from the linear driving device 8, and the second screening belt is located between the first screening belt and the linear driving device 8; the first screening belt is internally provided with a plurality of first screen holes 91, the second screening belt is internally provided with a plurality of second screen holes 92, and the aperture of the first screen holes 91 is smaller than that of the second screen holes 92. When the granulator is used for granulating, the screen plate 9 is pushed out by the linear driving device 8, the first screening belt is exposed at the outer edge of the disc wall of the disc, fly ash particles in the disc are gradually clustered into balls, and fly away from the disc under the action of centrifugal force to be discharged, and the flying away track is in a parabola with gradually offset; the fly ash balls with qualified particle size are discharged through a first sieve hole 91 in a first sieving belt, and the discharging path can be seen in fig. 6; the fly ash balls with larger particle size are remained on the surface of the sieve plate 9 and gradually accumulated, when the fly ash balls with larger particle size accumulate more or after a preset period of time, the second turnover mechanism 7 is started to enable the second base 6 and the first base 2 to form an included angle of 1-2 degrees, namely, the fly ash balls with larger particle size slide down along the sieve plate 9, the fly ash balls buffered by the sieve plate 9 are not influenced by centrifugal force any more, and the fly ash balls with larger particle size in the slide down naturally fall down and are discharged under the action of gravity after passing through the second sieve holes 92 of the second sieving belt.
As a further improvement of the above scheme, a connecting rod 93 is arranged at one end of the screen plate 9 facing the linear driving device 8, and the connecting rod 93 is fixedly connected with the output end of the linear driving device 8.
As a further improvement to the above scheme, the side of the top surface of the second base 6 far away from the linear driving device 8 is provided with an arc-shaped slide rail 61, and the screen plate 9 is slidably connected with the arc-shaped slide rail 61. The arc-shaped slide rail 61 is internally provided with a configuration block, so that when the second base 6 is inclined, the gravity center is close to the hinge joint of the second base and the trapezoid support 1, and the load of the support rod 75 is reduced. Preferably, a notch groove 62 is formed in the middle of the arc-shaped sliding rail 61, and the extending direction of the notch groove 62 is consistent with the moving direction of the screen plate 9. Referring to fig. 2, the linear driving device 8 is a cylinder, a piston rod of the cylinder is connected with a connecting rod 93, and the notch groove 62 leaves a telescopic space of the piston rod.
A balling compatibility method of a device for melting waste incineration fly ash at high temperature comprises the following steps:
S1, starting a second turnover mechanism 7 to adjust the surface of a second base 6 and the surface of a first base 2 to form an included angle of 0-2 degrees;
s2, starting a rotary driving device 5 to enable the granulating disc 4 to start up for granulating, and pushing a screen plate 9 out of the outer edge of the disc wall of the granulating disc 4 through a linear driving device 8 to screen material particles centrifugally flying from the granulating disc 4;
s3, pushing and pulling the sieve plate 9 back and forth through a straight line driving device 8 in a short stroke mode so as to shake and screen material particles;
And S4, after the vibration screening reaches the preset time, starting the second turnover mechanism 7 to enable the second base 6 and the first base 2 to form an included angle of 1-2 degrees, so that the material particles which do not pass through the first screen belt slide down to the second screen belt and then naturally fall down through the second screen holes 92 to be discharged.
When the granulator is used for granulating, the screen plate 9 is pushed out by the linear driving device 8, the first screening belt is exposed at the outer edge of the disc wall of the disc, fly ash particles in the disc are gradually clustered into balls, and fly away from the disc under the action of centrifugal force to be discharged, and the flying away track is in a parabola with gradually offset; the fly ash balls with qualified particle size are discharged through a first sieve hole 91 in a first sieving belt, and the discharging path can be seen in fig. 6; the fly ash balls with larger particle size are remained on the surface of the sieve plate 9 and gradually accumulated, when the fly ash balls with larger particle size accumulate more or after a preset period of time, the second turnover mechanism 7 is started to enable the second base 6 and the first base 2 to form an included angle of 1-2 degrees, namely, the fly ash balls with larger particle size slide down along the sieve plate 9, the fly ash balls buffered by the sieve plate 9 are not influenced by centrifugal force any more, and the fly ash balls with larger particle size in the slide down pass through the second sieve holes 92 of the second sieving belt and naturally fall down to be discharged under the action of gravity. When the fly ash with large grain diameter is discharged to form balls, the linear driving device 8 can still push and pull the sieve plate 9 back and forth with a short stroke to shake and screen the material grains. At this time, the overturning angle of the second base 6 should meet the following condition, after the second base 6 is overturned, the interval between the bottom edge of the tray wall of the granulating disc 8 and the sieve plate 9 is smaller than the aperture of the first sieve mesh, so as to prevent the fly ash with large particle size from directly passing through the gap between the tray wall of the granulating disc 8 and the sieve plate 9 and sliding into the bottom of the trapezoid bracket 1, thereby resulting in inconvenient cleaning and collection.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the appended claims and description.
Claims (5)
1. The utility model provides a waste incineration flying ash high temperature melting balling device, includes trapezoidal support (1), first base (2), first tilting mechanism (3), granulation disc (4), rotary drive (5), first base (2) and trapezoidal support (1) top swivelling joint, first base (2) slope sets up, first tilting mechanism (3) are connected between first base (2) low side and trapezoidal support (1) bottom surface to be used for adjusting the contained angle of first base (2) and trapezoidal support (1) bottom surface, rotary drive (5) set up in first base (2) top surface, rotary drive (5) output is connected with granulation disc (4) transmission, its characterized in that: the device also comprises a second base (6), a second turnover mechanism (7), a linear driving device (8) and a screen plate (9); the second base (6) is rotatably connected with the waist of the trapezoid support (1), the first base (2) is also obliquely arranged, and the second turnover mechanism (7) is connected between the lower end of the second base (6) and the bottom surface of the trapezoid support (1) and is used for adjusting the angle value between the surface of the second base (6) and the surface of the first base (2); the sieve plate (9) is arranged below the tray wall of the granulating tray (4), and the sieve plate (9) is arc-shaped and is adapted to the outline of the tray wall of the granulating tray (4); the top surface of the lower end of the second base (6) is provided with the linear driving device (8), and the output end of the linear driving device (8) is connected with the sieve plate (9) so as to be used for pushing the sieve plate (9) to extend to the outer side of the disc wall of the granulating disc (4);
the second turnover mechanism (7) comprises a screw motor (71), a screw (72), a sliding block (73) and a supporting rod (75); the screw rod (72) is arranged on the bottom surface of the trapezoid support (1), and the axial direction of the screw rod (72) is perpendicular to the overturning center line of the second base (6); the screw rod motor (71) is also arranged on the bottom surface of the trapezoid support (1) and is in transmission connection with one end of the screw rod (72); the sliding block (73) is sleeved on the periphery of the screw rod (72) in a sliding manner; the supporting rod (75) is connected between the sliding block (73) and the lower end of the second base (6);
a limiting strip (74) is further arranged on the bottom surface of the trapezoid support (1), a groove is formed in the bottom surface of the sliding block (73), and the limiting strip (74) is embedded into the groove;
The surface of the screen plate (9) is provided with a first screening belt and a second screening belt, the first screening belt is positioned at one side of the screen plate (9) far away from the linear driving device (8), and the second screening belt is positioned between the first screening belt and the linear driving device (8); a plurality of first sieve holes (91) are formed in the first sieving belt, a plurality of second sieve holes (92) are formed in the second sieving belt, and the aperture of the first sieve holes (91) is smaller than that of the second sieve holes (92);
A connecting rod (93) is arranged at one end of the screen plate (9) facing the linear driving device (8), and the connecting rod (93) is fixedly connected with the output end of the linear driving device (8);
An arc-shaped sliding rail (61) is arranged on one side, far away from the linear driving device (8), of the top surface of the second base (6), and the screen plate (9) is in sliding connection with the arc-shaped sliding rail (61).
2. The waste incineration fly ash high temperature melting balling device according to claim 1, characterized in that: the middle part of the arc-shaped sliding rail (61) is provided with a notch groove (62), and the extending direction of the notch groove (62) is consistent with the moving direction of the sieve plate (9).
3. The waste incineration fly ash high temperature melting balling device according to claim 1, characterized in that: the first turnover mechanism (3) comprises a screw, the bottom end of the screw is hinged to the bottom surface of the trapezoid support (1), a sleeve is sleeved on the periphery of the upper portion of the screw, the sleeve is hinged to the lower end of the first base (2), and fastening nuts are arranged at the upper end and the lower end of the sleeve.
4. A method for pelletizing and matching the high-temperature melting and pelletizing device for the waste incineration fly ash according to any one of claims 1 to 3, which is characterized by comprising the following steps:
Starting a second turnover mechanism (7) to adjust the surface of the second base (6) and the surface of the first base (2) to form an included angle of 0-2 degrees;
starting a rotary driving device (5) to enable the granulating disc (4) to start up for granulating, pushing a screen plate (9) out of the outer edge of the disc wall of the granulating disc (4) through a linear driving device (8) to screen material particles centrifugally flying from the granulating disc (4);
The sieve plate (9) is pushed and pulled back and forth in a short stroke through the linear driving device (8) so as to vibrate and screen the material particles.
5. The method for pelletizing and matching the fly ash from the incineration of refuse, which is characterized in that,
After the vibration screening reaches the preset time length, a second turnover mechanism (7) is started to enable the second base (6) and the first base (2) to form an included angle of 1-2 degrees, so that material particles which do not pass through the first screen belt slide down to the second screen belt and then naturally fall down through the second screen holes (92) to be discharged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110369865.5A CN112934928B (en) | 2021-04-07 | 2021-04-07 | High-temperature melting balling device for waste incineration fly ash and balling compatibility method |
Applications Claiming Priority (1)
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