CN209840601U - High-efficient drying device of abandonment wet fly ash's rotation - Google Patents
High-efficient drying device of abandonment wet fly ash's rotation Download PDFInfo
- Publication number
- CN209840601U CN209840601U CN201920438961.9U CN201920438961U CN209840601U CN 209840601 U CN209840601 U CN 209840601U CN 201920438961 U CN201920438961 U CN 201920438961U CN 209840601 U CN209840601 U CN 209840601U
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- rotary drum
- fly ash
- feeding
- cover
- drying device
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- 239000010881 fly ash Substances 0.000 title claims abstract description 46
- 238000001035 drying Methods 0.000 title claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 39
- 238000003756 stirring Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 11
- 239000002699 waste material Substances 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 12
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000000428 dust Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000926 separation method Methods 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
- 210000004127 vitreous body Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a high-efficient drying device of abandonment wet fly ash's rotation, including the hot-blast furnace, rotary drum and drive rotary drum pivoted actuating mechanism, the feed inlet department of rotary drum installs the feeding cover, be provided with in the feeding cover and dredge the glassware, the air-supply line of hot-blast furnace stretches into in the feeding cover, the discharge gate department of rotary drum installs ejection of compact cover, the top of ejection of compact cover is provided with out the tuber pipe, the bottom is provided with spiral feeder, the hoop is provided with a plurality of glassware that raise on the inner wall of rotary drum, actuating mechanism includes the base, the rotation motor, outer ring gear and bevel gear, the base is located the below of rotary drum, the rotation motor is installed on the base, bevel gear rotates and installs on rotating the motor, the middle part at the rotary drum. The device can avoid the phenomena of idle running and abrasion of equipment, greatly improves the drying effect, and has the advantages of simple and reasonable structure, stable and reliable work, high efficiency and energy conservation.
Description
Technical Field
The utility model belongs to the technical field of waste resource comprehensive utilization, concretely relates to high-efficient drying device of rotation of wet fly ash of abandonment.
Background
The fly ash is a substance discharged from a coal-fired power plant and collected by an electrostatic dust collector. The dust collection process of the coal-fired power plant on the fly ash mainly comprises dry discharge and wet discharge, the wet-discharged fly ash has low early activity and slow reaction due to a vitreous body, has high water content and large fluctuation of component composition, and cannot realize industrial application. With the increasing use of the current fly ash, and in order to relieve the pressure of environmental protection, a process for processing the ultrafine fly ash by using the wet fly ash is also increasing continuously, however, when the wet fly ash is treated, the wet fly ash needs to be dried and then subjected to subsequent grinding and sorting treatment. The wet-discharged fly ash has high viscosity and high moisture content, so that when the existing rotary dryer is used for drying, the problems that firstly, the fly ash is easy to adhere to the inner wall of a rotary drum of the dryer, more fly ash is not heated sufficiently and uniformly, and the drying effect is influenced are solved; and secondly, when wet fly ash is fed into the rotary drum, the wet fly ash is easy to accumulate at the feed inlet, so that the rotary drum runs in a no-load mode, and the feeding is invalid, so that the processing efficiency and the single output are reduced, the equipment abrasion and the resource consumption are increased, and the production cost is increased. Therefore, it is objectively needed to develop a rotary high-efficiency drying device for waste wet fly ash, which has a reasonable structure and reliable performance, can improve the drying effect and drying efficiency, and can ensure the equipment performance.
Disclosure of Invention
An object of the utility model is to provide a high-efficient drying device of rotation of abandonment wet fly ash rational in infrastructure, dependable performance, can improve stoving effect and drying efficiency, can guarantee equipment output again.
The utility model aims at realizing the purpose, which comprises a hot blast stove, a rotary drum and a driving mechanism for driving the rotary drum to rotate, the rotary drum is obliquely arranged, a feed inlet is arranged at the higher end of the rotary drum, a discharge outlet is arranged at the lower end of the rotary drum, a feed cover is arranged at the feed inlet, a material dispersing device is arranged in the feed cover, an air inlet pipe is arranged on the hot blast stove, the air inlet pipe extends into the feed cover and is communicated with the feed inlet, a discharge cover is arranged at the discharge outlet, a discharge pipe is arranged at the top of the discharge cover, a spiral material conveyer is arranged at the bottom of the discharge cover, a plurality of material lifting devices are arranged on the inner wall of the rotary drum in the circumferential direction, each material lifting device comprises a fixed seat and a vertical plate arranged on the fixed seat, a rotating shaft is arranged on the vertical plate, a material hooking plate which, the rotating motor is installed on the base, the bevel gear is installed on the base in a rotating mode through the rotating shaft, one end of the rotating shaft is connected with an output shaft of the rotating motor, the bevel gear is installed on the rotating motor in a rotating mode, the outer gear ring is installed in the middle of the outer wall of the rotary drum, and the outer gear ring is meshed with the bevel gear.
Further, the material dispersing device comprises an L-shaped stirring rod and a plurality of feeding lugs arranged on the end face of the feeding port at intervals, the stirring rod comprises a vertical section and a horizontal section which are perpendicular to each other, the horizontal section is movably connected to the bottom of the feeding cover through a pin shaft and is in contact with the feeding lugs, a spring is connected between the side end of the bottom of the horizontal section and the bottom of the feeding cover, and a plurality of material stirring teeth are arranged on the horizontal section and the vertical section.
Furthermore, annular grooves are processed at two ends of the outer wall of the rotary drum, a wheel belt is nested in the annular grooves, a supporting wheel seat is installed below the rotary drum, two supporting wheels are installed on the supporting wheel seat, and the wheel surface of each supporting wheel supports the wheel belt and forms rolling fit with the wheel belt.
Furthermore, the outer side of the rotating shaft is provided with a limiting sheet.
Furthermore, a layer of heat preservation and insulation layer is arranged on the outer surface of the rotary drum.
Furthermore, cyclone is installed to the tip of going out the tuber pipe, cyclone's bottom links to each other with the spiral feeder, and cyclone's upper portion is provided with the blast pipe, install the draught fan on the blast pipe.
Further, the feeding cover. The bottom of the box body is provided with an access hole.
The utility model discloses to wet fly ash moisture is big, the big characteristic of viscosity, the easy problem of taking place to glue the wall, the feeding blocks up, firstly can realize stirring the material in the feeding cover through the thin glassware that sets up, has effectively solved the feeding and has piled up the problem of jam, has avoided the phenomenon of equipment idle running and wearing and tearing, has guaranteed the productivity of equipment, has improved the energy utilization efficiency of equipment; secondly, the material raiser that sets up uses with the rotary drum cooperation, the rotary drum is rotatory, thereby realize that the material raiser carries out the material raising and spills the operation to the fly ash in the rotary drum, prevent effectively that the fly ash adhesion is at the inner wall of rotary drum, can carry out abundant stirring back and hot-blast realization heat exchange to fly ash, make fly ash obtain abundant thermally equivalent, let the moisture in the fly ash evaporate fast, when improving drying efficiency, by a wide margin improvement the stoving effect, in addition, this device has simple structure, and is reasonable, the job stabilization is reliable, energy-efficient advantage, and easy popularization and use.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the attachment of the material-dispersing device to the drum;
in the figure, 1-an air inlet pipe, 2-a feeding cover, 3-a material dispersing device, 4-a feeding lug, 5-a wheel belt, 6-a material lifting device, 61-a fixed seat, 62-a vertical plate, 63-a rotating shaft, 64-a material hooking plate, 65-a limiting sheet, 7-an outer gear ring, 8-a rotating drum, 9-a heat insulation layer, 10-a discharging cover, 11-an air outlet pipe, 12-a cyclone separator, 13-an induced draft fan, 14-an exhaust pipe, 15-a spiral material conveyer, 16-a bevel gear, 17-a rotating motor, 18-a riding wheel, 19-an inspection opening, 20-a pin shaft and 21-a hot blast furnace.
Detailed Description
The following further describes the present invention with reference to the attached drawings, but the present invention is not limited in any way, and any changes or improvements based on the teaching of the present invention all belong to the protection scope of the present invention.
As shown in figures 1-2, the utility model comprises a hot-blast stove 21, a rotary drum 8 and a driving mechanism for driving the rotary drum 8 to rotate, the hot-blast stove 21 adopts a coal-fired hot-blast stove, the rotary drum 8 is arranged obliquely, the inclination of the rotary drum 8 is generally 12-18 degrees, on one hand, the inclination is to prevent materials from being accumulated in the rotary drum 8, on the other hand, the inclination is to allow the materials to stay in the rotary drum 8 for a period of time to be contacted with hot air while moving in the rotary drum 8, a feeding port is arranged at the higher end of the rotary drum 8, a discharging port is arranged at the lower end of the rotary drum 8, a feeding cover 2 is arranged at the feeding port, a material dredging device 3 is arranged in the feeding cover 2, an air inlet pipe 1 is arranged on the hot-blast stove 21, the air inlet pipe 1 extends into the feeding cover 2 to be communicated with, the bottom of the rotary drum is provided with a spiral feeder 15, the inner wall of the rotary drum 8 is annularly provided with a plurality of material raising devices 6, each material raising device 6 comprises a fixed seat 61 and a vertical plate 62 arranged on the fixed seat 61, a rotating shaft 63 is arranged on the vertical plate 62, a material hooking plate 64 which swings back and forth is arranged on the rotating shaft 63, the cross section of each material hooking plate 64 is S-shaped, the S-shaped material hooking plate 64 can enable wet fly ash to form more powder curtains after being raised for multiple times, the change of the powder curtains is more beneficial to drying of the wet fly ash, the drying effect is improved, the driving mechanism comprises a base, a rotating motor 17, an outer gear ring 7 and a bevel gear 16, the base is positioned below the rotary drum 8, the rotating motor 17 is arranged on the base, the bevel gear 16 is rotatably arranged on the base through the rotating shaft, one end of the rotating shaft is connected with, the outer gear ring 7 is arranged in the middle of the outer wall of the rotary drum 8, and the outer gear ring 7 is meshed with the bevel gear 16.
The working process of the device is as follows: firstly, a rotating motor 17 is started, the rotating motor 17 drives a bevel gear 16 to rotate, the bevel gear 16 drives an outer gear ring 7 to rotate, so as to drive a rotary drum 8 to rotate, then wet fly ash is fed into a feeding cover 2 through a feeding machine, the wet fly ash can smoothly enter the rotary drum 8 from a feeding hole after being stirred by a material dispersing device 3 in the feeding cover 2, high-temperature hot air is introduced into the rotary drum 8 through an air inlet pipe 1 when the wet fly ash enters the rotary drum 8, in the rotating process of the rotary drum 8, a material lifter 6 can lift and scatter the wet fly ash in the rotary drum 8 for multiple times to be fully contacted with the hot air, so that moisture in the wet fly ash is quickly evaporated, the wet fly ash gradually evaporated by the moisture moves towards a discharging hole, when the wet fly ash moves to the discharging hole, the wet fly ash enters a discharging cover 10, and enters a spiral material conveyor 15 through the discharging cover 10 to be fed into a subsequent process, the device solves the problem of feeding accumulation and blockage, avoids the phenomena of idling and abrasion of equipment, ensures the productivity of the equipment and improves the energy utilization efficiency of the equipment; secondly, effectively prevent that fly ash from adhering to the inner wall of rotary drum 8, can make fly ash obtain abundant even heating, the moisture in the fly ash evaporates fast, when improving drying efficiency, by a wide margin improvement stoving effect.
Further, dredge ware 3 includes that the stirring rod of L type and interval install several feeding lug 4 on the feed inlet terminal surface, the stirring rod includes vertical section and the horizontal segment of mutually perpendicular connection, the horizontal segment through round pin axle 20 swing joint in the bottom of feeding cover and with feeding lug 4 contact, be connected with the spring between the bottom side of horizontal segment and the bottom of feeding cover, all be provided with a plurality of stirring teeth on horizontal segment and the vertical segment, when using, when feeding lug 4 rotates along with rotary drum 8, the horizontal segment is stirred to one side by pivoted feeding lug 4, resumes initial condition under the effect of spring again, realizes reciprocating motion through the effect of feeding lug 4 and spring then, drives and stirs the incessant swing evacuation wet fly ash of material tooth in feeding cover 2.
In order to ensure the stability of the rotating drum 8 in the rotating process, two ends of the outer wall of the rotating drum 8 are provided with annular grooves, the annular grooves are nested with the belt 5, a supporting roller seat is arranged below the rotating drum 8, two supporting rollers 18 are arranged on the supporting roller seat, the surfaces of the supporting rollers 18 support the belt 5 and form rolling fit with the belt 5, and the supporting rollers 18 and the belt 5 are limited, so that the axial movement of the rotating drum 8 can be prevented.
Preferably, the outer side of the rotating shaft 63 is provided with a limiting piece 65, and the limiting piece 65 can control the swing amplitude of the hooking plate 64.
In order to avoid heat loss in the rotary drum 8 and further improve the drying effect, the outer surface of the rotary drum 8 is provided with a layer of heat insulation layer 9.
Further, in order to guarantee clean production, cyclone 12 is installed to the tip that goes out tuber pipe 11, cyclone 12's bottom links to each other with screw feeder 15, and cyclone 12's upper portion is provided with blast pipe 14, install draught fan 13 on the blast pipe 14, contain a large amount of dusts in the 11 exhaust hot-blast from going out tuber pipe, can block most dust after the separation through cyclone 12, and the dust after the block gets into screw feeder 15 in, and low temperature hot-air then is discharged from blast pipe 14 under the effect of draught fan 13.
In order to facilitate the maintenance and replacement of the material dispersing device 3, the bottom of the feeding cover 2 is provided with a maintenance opening 19.
Claims (7)
1. The utility model provides a high-efficient drying device of rotation of wet fly ash of abandonment, includes hot-blast furnace (21), rotary drum (8) and drive rotary drum (8) pivoted actuating mechanism, its characterized in that: the material scattering device is characterized in that the rotary drum (8) is obliquely arranged, a feeding hole is formed in the higher end of the rotary drum (8), a discharging hole is formed in the lower end of the rotary drum, a feeding cover (2) is installed at the feeding hole, a material scattering device (3) is arranged in the feeding cover (2), an air inlet pipe (1) is installed on the hot blast stove (21), the air inlet pipe (1) extends into the feeding cover (2) and is communicated with the feeding hole, a material discharging cover (10) is installed at the discharging hole, a wind outlet pipe (11) is arranged at the top of the material discharging cover (10), a spiral material conveying device (15) is arranged at the bottom of the material discharging cover, a plurality of material lifting devices (6) are annularly arranged on the inner wall of the rotary drum (8), each material lifting device (6) comprises a fixed seat (61) and a vertical plate (62) installed on the fixed seat (61), a rotating shaft, collude the cross sectional shape of flitch (64) and be the S type, actuating mechanism includes the base, rotates motor (17), outer ring gear (7) and bevel gear (16), the base is located the below of rotary drum (8), it installs on the base to rotate motor (17), bevel gear (16) are rotated through the pivot and are installed on the base, the one end of pivot and the output shaft who rotates motor (17), bevel gear (16) rotate to be installed on rotating motor (17), the middle part at rotary drum (8) outer wall is installed in outer ring gear (7), outer ring gear (7) mesh with bevel gear (16).
2. The rotary high-efficiency drying device for waste wet fly ash as claimed in claim 1, wherein: the material dispersing device (3) comprises an L-shaped stirring rod and a plurality of feeding lugs (4) which are arranged on the end face of the feeding port at intervals, the stirring rod comprises a vertical section and a horizontal section which are perpendicular to each other and connected, the horizontal section is movably connected to the bottom of the feeding cover through a pin shaft (20) and is in contact with the feeding lugs (4), a spring is connected between the side end of the bottom of the horizontal section and the bottom of the feeding cover, and a plurality of material stirring teeth are arranged on the horizontal section and the vertical section.
3. The rotary high-efficiency drying device for waste wet fly ash as claimed in claim 1, wherein: annular grooves are processed at two ends of the outer wall of the rotary drum (8), a wheel belt (5) is nested in the annular grooves, a supporting wheel seat is installed below the rotary drum (8), two supporting wheels (18) are installed on the supporting wheel seat, and the wheel surface of each supporting wheel (18) supports the wheel belt (5) and forms rolling fit with the wheel belt (5).
4. The rotary high-efficiency drying device for waste wet fly ash as claimed in claim 1, wherein: and a limiting sheet (65) is arranged on the outer side of the rotating shaft (63).
5. The rotary high-efficiency drying device for waste wet fly ash as claimed in claim 1, wherein: the outer surface of the rotary drum (8) is provided with a layer of heat preservation and insulation layer (9).
6. The rotary high-efficiency drying device for waste wet fly ash as claimed in claim 1, wherein: cyclone (12) are installed to the tip that goes out tuber pipe (11), the bottom of cyclone (12) links to each other with spiral material conveyer (15), and the upper portion of cyclone (12) is provided with blast pipe (14), install draught fan (13) on blast pipe (14).
7. The rotary high-efficiency drying device for waste wet fly ash as claimed in claim 1, wherein: and the bottom of the feeding cover (2) is provided with an access hole (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920438961.9U CN209840601U (en) | 2019-04-02 | 2019-04-02 | High-efficient drying device of abandonment wet fly ash's rotation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920438961.9U CN209840601U (en) | 2019-04-02 | 2019-04-02 | High-efficient drying device of abandonment wet fly ash's rotation |
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| Publication Number | Publication Date |
|---|---|
| CN209840601U true CN209840601U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920438961.9U Expired - Fee Related CN209840601U (en) | 2019-04-02 | 2019-04-02 | High-efficient drying device of abandonment wet fly ash's rotation |
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| CN (1) | CN209840601U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111457673A (en) * | 2020-04-27 | 2020-07-28 | 盐城市双泰热能设备科技有限公司 | Fly ash drying machine |
| CN113941216A (en) * | 2020-07-17 | 2022-01-18 | 中冶长天国际工程有限责任公司 | Centrifugal type active carbon dust purification system and purification method thereof |
| CN114993003A (en) * | 2022-06-02 | 2022-09-02 | 山东中鸿新能源科技有限公司 | Heating device for preparing sodium ion battery anode material |
-
2019
- 2019-04-02 CN CN201920438961.9U patent/CN209840601U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111457673A (en) * | 2020-04-27 | 2020-07-28 | 盐城市双泰热能设备科技有限公司 | Fly ash drying machine |
| CN113941216A (en) * | 2020-07-17 | 2022-01-18 | 中冶长天国际工程有限责任公司 | Centrifugal type active carbon dust purification system and purification method thereof |
| CN113941216B (en) * | 2020-07-17 | 2023-12-29 | 中冶长天国际工程有限责任公司 | Centrifugal activated carbon dust purification system and purification method thereof |
| CN114993003A (en) * | 2022-06-02 | 2022-09-02 | 山东中鸿新能源科技有限公司 | Heating device for preparing sodium ion battery anode material |
| CN114993003B (en) * | 2022-06-02 | 2023-08-18 | 山东中鸿新能源科技有限公司 | Heating device for preparing positive electrode material of sodium ion battery |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |