CN216347729U - Rotary kiln overhauls ash discharge collection device - Google Patents
Rotary kiln overhauls ash discharge collection device Download PDFInfo
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- CN216347729U CN216347729U CN202122651089.6U CN202122651089U CN216347729U CN 216347729 U CN216347729 U CN 216347729U CN 202122651089 U CN202122651089 U CN 202122651089U CN 216347729 U CN216347729 U CN 216347729U
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- Prior art keywords
- dust
- ash discharge
- discharge pipe
- pipe
- collecting
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- 239000000428 dust Substances 0.000 claims abstract description 181
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 238000007689 inspection Methods 0.000 claims abstract description 10
- 239000002699 waste material Substances 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 9
- 238000007599 discharging Methods 0.000 abstract description 8
- 238000003912 environmental pollution Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 8
- 230000006378 damage Effects 0.000 description 6
- 239000011449 brick Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 238000001354 calcination Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to a rotary kiln maintenance ash discharge collecting device, belonging to the technical field of kiln ash discharge collection; the rotary kiln overhaul ash discharge collecting device comprises an ash bucket, a collecting box, a dust collection cover, a first ash discharge pipe, a second ash discharge pipe, a dust collection pipe, a dust remover, a supporting rack, a winch, a hanging ring and a steel rope, wherein the ash bucket is arranged below an inspection door of the rotary kiln, the collecting box is arranged below the ash bucket, the dust collection cover is arranged at the top of the collecting box, the lower end of the ash bucket is connected with the first ash discharge pipe, the second ash discharge pipe is sleeved at the lower end of the first ash discharge pipe, the lower end of the second ash discharge pipe is fixedly arranged on the dust collection cover, the dust collection pipe is connected to the top of the dust collection cover, the dust collection pipe is communicated with a dust gas inlet of the dust remover, the supporting rack is arranged above the dust collection cover, the winch is arranged on the supporting rack, the hanging ring is further arranged at the top of the dust collection cover, and a lifting rope of the winch is connected with the two hanging rings through the steel rope; the utility model can effectively reduce the dust on the dust discharging site and reduce the environmental pollution degree.
Description
Technical Field
The utility model relates to a rotary kiln maintenance ash discharge collecting device, and belongs to the technical field of kiln ash discharge collection.
Background
The production process of the cement mainly comprises two-grinding and one-burning, wherein the whole production process of the cement is summarized as the two-grinding and one-burning, and the one-burning is a process of calcining raw materials prepared by grinding into clinker under the high-temperature action of a rotary kiln; the rotary kiln is used as a core device for cement clinker calcination, and is required to be periodically overhauled in order to avoid the occurrence of premature damage or other accidents of various parts in the rotary kiln and ensure long-term, safe and stable operation of the rotary kiln.
In the maintenance of the rotary kiln, maintenance items such as dismantling, cleaning and replacing refractory bricks in the kiln, knocking kiln covers and the like are often required to be completed, and the dismantled waste materials such as refractory bricks, kiln covers, kiln dust and the like are usually discharged from an inspection door of the rotary kiln and then are transported by a mine car below the inspection door; however, because the height drop of about 10 meters exists between the position of the inspection door and the mine car hopper, the direct ash discharge causes great dust emission, the surrounding environment is polluted, the later-stage environmental management is not facilitated, and a large amount of dust emission easily causes damage to constructors.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems in the prior art, the utility model provides a rotary kiln maintenance ash discharge and collection device, wherein an ash bucket is arranged below an inspection door of a rotary kiln, a collection box is arranged below the ash bucket, the ash bucket is communicated with the collection box through a first ash discharge pipe and a second ash discharge pipe so as to discharge the waste cleaned during maintenance into the collection box, a dust collection cover is arranged at the top of the collection box so as to prevent the spread of raised dust generated in the ash discharge process, and a dust collection pipe communicated with a dust gas inlet of a dust collector is arranged on the dust collection cover, so that the raised dust in the collection box is filtered and collected through the dust collection pipe and the dust collector, the raised dust at the ash discharge site can be effectively reduced, the environmental pollution degree is reduced, and the harm caused by the suction of raised dust by construction personnel is avoided.
In order to solve the problems, the utility model is realized by the following technical scheme:
the rotary kiln overhaul ash discharge collecting device comprises an ash bucket, a collecting box, a dust collecting cover, a first ash discharge pipe, a second ash discharge pipe, a dust collecting pipe, a dust remover, a supporting rack, a winch, a hanging ring and a steel rope, wherein the ash bucket is arranged below an inspection door of the rotary kiln, the collecting box for collecting waste is arranged below the ash bucket, the dust collecting cover is arranged at the top of the collecting box, the lower end of the ash bucket is connected with the first ash discharge pipe, the lower end of the first ash discharge pipe is sleeved with the second ash discharge pipe, the first ash discharge pipe and the second ash discharge pipe are of a telescopic structure, the lower end of the second ash discharge pipe is fixedly arranged on the dust collecting cover, the second ash discharge pipe is communicated with the dust collecting cover, the positions, located on the two sides of the second ash discharge pipe, at the top of the dust collecting cover are connected with the dust collecting pipes, the dust collecting pipes are communicated with an air inlet of the dust remover, the supporting rack is arranged at the position, located on the lower end of the first ash discharge pipe, above the dust collecting cover, and the supporting rack is provided with a through hole for conveniently installing the second ash discharging pipe, the winch is installed on the supporting rack, the positions of the top of the dust collection cover, which are positioned at the two sides of the second ash discharging pipe, are also provided with hanging rings, and the lifting rope of the winch is connected with the two hanging rings through a steel rope.
Preferably, the upper portion of dust hood is the terrace with edge structure of convenient to collect raise dust, and the lower part is hollow box structure, and dust hood lower extreme open area slightly is less than collecting box upper end open area.
Preferably, the dust collecting pipe is communicated with the dust collecting cover through a connecting pipe of a reverse funnel type structure.
Preferably, the dust collecting pipe is a hose.
Preferably, diagonal braces are arranged on the left side and the right side of the supporting rack.
The utility model has the beneficial effects that:
according to the dust collection device, the dust hopper is arranged below the inspection door of the rotary kiln, the collection box is arranged below the dust hopper, the dust hopper is communicated with the collection box through the first dust discharge pipe and the second dust discharge pipe, so that waste cleaned during maintenance is discharged into the collection box, the dust collection cover is arranged at the top of the collection box to prevent the diffusion of raised dust generated in the dust discharge process, and the dust collection pipe communicated with the dust gas inlet of the dust remover is arranged on the dust collection cover, so that the raised dust in the collection box is filtered and collected through the dust collection pipe and the dust remover, the raised dust on the dust discharge site can be effectively reduced, the environmental pollution degree is reduced, and the harm caused by the raised dust sucked by construction personnel is avoided.
Drawings
FIG. 1 is a schematic diagram of the general structure of the present invention;
fig. 2 is a schematic structural view of the dust collection cover of the present invention.
Description of reference numerals: 1-a rotary kiln, 2-an ash bucket, 3-a collection box, 4-a dust collection cover, 5-a first ash discharge pipe, 6-a second ash discharge pipe, 7-a dust collection pipe, 8-a dust remover, 9-a support rack, 10-a winch, 11-a lifting ring, 12-a steel rope, 13-a connecting pipe and 14-an inclined stay bar.
Detailed Description
In order to make the purpose, technical solution, objectives and effects of the present invention obvious and understandable, preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the skilled person can understand the preferred embodiments.
It should be noted that, in the description of the present invention, unless explicitly specified or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, i.e., they may be fixedly connected or detachably connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate.
In the utility model, as shown in fig. 1, the rotary kiln overhaul ash discharge and collection device comprises an ash hopper 2, a collection box 3, a dust collection cover 4, a first ash discharge pipe 5, a second ash discharge pipe 6, a dust collection pipe 7, a dust collector 8, a support rack 9, a winch 10, a hanging ring 11 and a steel rope 12. The ash bucket 2 is arranged below an inspection door of the rotary kiln 1, the collecting box 3 is arranged right below the ash bucket 2, the collecting box 3 is used for collecting waste such as refractory bricks, kiln skins and kiln ash cleaned during maintenance of the rotary kiln 1, and in specific application, the collecting box 3 can be placed on a transport vehicle or a carriage of the transport vehicle such as a mine car and a truck is directly used as the collecting box 3; set up dust cage 4 at the top of collecting box 3 to prevent to put the raise dust that produces in the grey in-process collecting box 3 through the effect of blockking of dust cage 4 and take place the diffusion. The ash bucket 2 is communicated with the collecting box 3 through a first ash discharge pipe 5 and a second ash discharge pipe 6, wherein the upper end of the first ash discharge pipe 5 is communicated with the lower end of the ash bucket 2, the lower end of the first ash discharge pipe 5 is communicated with the upper end of the second ash discharge pipe 6, and the lower end of the second ash discharge pipe 6 is fixedly arranged on the dust collection cover 4 and is communicated with the dust collection cover 4 and the collecting box 3, so that waste cleaned when the rotary kiln 1 is overhauled can be discharged into the collecting box 3 through the first ash discharge pipe 5 and the second ash discharge pipe 6; the positions of the top of the dust collection cover 4, which are positioned at two sides of the second dust discharge pipe 6, are respectively connected with a dust collection pipe 7, so that the dust collection pipes 7 are communicated with a dust and air inlet of a dust remover 8, raised dust in the collection box 3 is conveyed into the dust remover 8 through the dust collection pipes 7, the dust is separated from air and collected through the filtering and collecting effects of the dust remover 8, and the dust collected in the dust remover 8 is cleaned independently; the two dust collecting pipes 7 are adopted, so that the dust collecting efficiency can be effectively improved, and the number and the installation positions of the dust collecting pipes 7 can be adjusted according to actual requirements in specific application. First ash pipe 5 and the second ash pipe 6 of putting adopt the retractable structure to install, promptly: the lower end of the first ash discharge pipe 5 is coincided with the upper end of the second ash discharge pipe 6, and the second ash discharge pipe 6 is sleeved outside the first ash discharge pipe 5, so that the second ash discharge pipe 6 can slide up and down on the outer side of the first ash discharge pipe 5; a supporting rack 9 is arranged at the position, located at the lower end of the first dust discharging pipe 5, above the dust collection cover 4, a through hole convenient for placing the second dust discharging pipe 6 is reserved at the center of the supporting rack 9, a lifting ring 11 is respectively arranged at the positions, located at the two sides of the second dust discharging pipe 6, on the top of the dust collection cover 4, a winch 10 is arranged on the supporting rack 9, a lifting rope of the winch 10 is connected with the two lifting rings 11 through a steel rope 12, so that the dust collection cover 4 can be lifted upwards under the lifting action of the winch 10, and meanwhile, the dust collection cover 4 pushes the second dust discharging pipe 6 to slide upwards on the outer side of the first dust discharging pipe 5, so that a transport vehicle with the collection box 3 can conveniently enter and exit from the lower part of the supporting rack 9; two rings 11 are installed at the top of the dust collection cover 4, so that the dust collection cover 4 can be kept stable in the lifting or descending process, the second dust discharge pipe 6 can slide up and down on the outer side of the first dust discharge pipe 5, and the dust collection cover 4 can be positioned to avoid the deviation of the dust collection cover 4 in the lifting or descending process. This put grey collection device can effectively reduce the raise dust of putting the ash scene, reduces environmental pollution degree, avoids constructor to cause the injury because of inhaling the raise dust.
In the utility model, as shown in fig. 1-2, the upper part of the dust collection cover 4 is of a frustum structure for facilitating collection of raised dust, the lower part is of a hollow box structure, and the opening area of the lower end of the dust collection cover 4 is slightly smaller than that of the upper end of the collection box 3. The upper part of the dust collection cover 4 adopts a prismatic table structure, which can play a role of gathering raised dust so as to improve the raised dust collection efficiency; meanwhile, the lower part of the dust collection cover 4 adopts a hollow box body structure, when wastes are discharged in the process of overhauling the rotary kiln 1, the raised dust in the collection box 3 needs to be collected, and at the moment, the box body structure part at the lower part of the dust collection cover 4 is inserted into the collection box 3, so that the raised dust in the collection box 3 can be effectively reduced from being sprayed out from the lower part of the dust collection cover 4; the opening area of the lower end of the dust collection cover 4 is slightly smaller than the opening area of the upper end of the collection box 3, so that the gap between the box body structure part at the lower part of the dust collection cover 4 and the inner wall of the collection box 3 is reduced, and the raised dust in the collection box 3 is reduced and is sprayed out from the gap between the dust collection cover 4 and the collection box 3.
In the utility model, as shown in fig. 1-2, the dust collecting pipe 7 is communicated with the dust collecting cover 4 through a connecting pipe 13 with an inverted funnel type structure. A connecting pipe 13 of a reverse funnel type structure is arranged between the dust collecting pipe 7 and the dust collecting cover 4, the large opening end of the connecting pipe 13 is communicated with the dust collecting cover 4, the small opening end of the connecting pipe is communicated with the dust collecting pipe 7, so that the inlet of the raised dust entering the dust collecting pipe 7 is increased, and the efficiency of the raised dust in the collecting box 3 entering the dust collecting pipe 7 is improved.
In the present invention, the dust collecting pipe 7 is a hose. The dust collecting pipe 7 needs to move along with the lifting or descending of the dust collecting cover 4, so that the dust collecting pipe 7 is made of a hose, and in specific application, the dust collecting pipe 7 can be made of a corrugated hose, a rubber hose, a plastic hose and the like, and can also be made of a PVC steel wire corrugated hose, a PVC steel wire reinforced pipe and other hoses with higher strength, so that the service life of the dust collecting pipe 7 is prolonged.
In the present invention, as shown in fig. 1, diagonal braces 14 are provided on both left and right sides of the support stand 9. In order to improve the strength of the support rack 9, the inclined supporting rods 14 are arranged on the left side and the right side of the support rack 9, and in specific application, the inclined supporting rods 14 can be inclined supporting bolts so as to complete the disassembly and assembly quickly.
According to the dust collection device, the dust hopper is arranged below the inspection door of the rotary kiln, the collection box is arranged below the dust hopper, the dust hopper is communicated with the collection box through the first dust discharge pipe and the second dust discharge pipe, so that waste cleaned during maintenance is discharged into the collection box, the dust collection cover is arranged at the top of the collection box to prevent the diffusion of raised dust generated in the dust discharge process, and the dust collection pipe communicated with the dust gas inlet of the dust remover is arranged on the dust collection cover, so that the raised dust in the collection box is filtered and collected through the dust collection pipe and the dust remover, the raised dust on the dust discharge site can be effectively reduced, the environmental pollution degree is reduced, and the harm caused by the raised dust sucked by construction personnel is avoided.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the utility model, and that, while the utility model has been described in detail with reference to the foregoing preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the utility model as defined by the appended claims.
Claims (5)
1. The utility model provides a rotary kiln overhauls ash discharge collection device which characterized in that: the rotary kiln overhauling ash discharge collecting device comprises an ash bucket (2), a collecting box (3), a dust collecting cover (4), a first ash discharge pipe (5), a second ash discharge pipe (6), a dust collecting pipe (7), a dust remover (8), a supporting rack (9), a winch (10), a lifting ring (11) and a steel rope (12), wherein the ash bucket (2) is arranged below an inspection door of the rotary kiln (1), the collecting box (3) for collecting wastes is arranged below the ash bucket (2), the dust collecting cover (4) is arranged at the top of the collecting box (3), the lower end of the ash bucket (2) is connected with the first ash discharge pipe (5), the lower end of the first ash discharge pipe (5) is sleeved with the second ash discharge pipe (6), the first ash discharge pipe (5) and the second ash discharge pipe (6) are of a telescopic structure, the lower end of the second ash discharge pipe (6) is fixedly arranged on the dust collecting cover (4), and the second ash discharge pipe (6) is communicated with the dust collecting cover (4), the dust collection cover is characterized in that the positions, located on the two sides of the second ash discharge pipe (6), of the top of the dust collection cover (4) are connected with the dust collection pipe (7), the dust collection pipe (7) is communicated with a dust and air inlet of a dust remover (8), the position, located on the lower end of the first ash discharge pipe (5), of the top of the dust collection cover (4) is provided with a supporting rack (9), a through hole facilitating installation of the second ash discharge pipe (6) is formed in the supporting rack (9), a winch (10) is installed on the supporting rack (9), the positions, located on the two sides of the second ash discharge pipe (6), of the top of the dust collection cover (4) are further provided with lifting rings (11), and a lifting rope of the winch (10) is connected with the two lifting rings (11) through a steel rope (12).
2. The rotary kiln overhaul ash discharge collecting device as claimed in claim 1, wherein: the upper part of the dust collection cover (4) is of a prismatic table structure convenient for collecting raised dust, the lower part of the dust collection cover is of a hollow box structure, and the opening area of the lower end of the dust collection cover (4) is slightly smaller than the opening area of the upper end of the collection box (3).
3. A rotary kiln overhaul ash discharge collection device according to claim 1 or 2, wherein: the dust collecting pipe (7) is communicated with the dust collecting cover (4) through a connecting pipe (13) of an inverted funnel type structure.
4. The rotary kiln overhaul ash discharge collecting device as claimed in claim 3, wherein: the dust collecting pipe (7) is a hose.
5. The rotary kiln overhaul ash discharge collecting device as claimed in claim 1, wherein: inclined supporting rods (14) are arranged on the left side and the right side of the supporting rack (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122651089.6U CN216347729U (en) | 2021-11-02 | 2021-11-02 | Rotary kiln overhauls ash discharge collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122651089.6U CN216347729U (en) | 2021-11-02 | 2021-11-02 | Rotary kiln overhauls ash discharge collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216347729U true CN216347729U (en) | 2022-04-19 |
Family
ID=81133359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122651089.6U Expired - Fee Related CN216347729U (en) | 2021-11-02 | 2021-11-02 | Rotary kiln overhauls ash discharge collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216347729U (en) |
-
2021
- 2021-11-02 CN CN202122651089.6U patent/CN216347729U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220419 |