CN220669962U - Tar residue drying and separating device - Google Patents
Tar residue drying and separating device Download PDFInfo
- Publication number
- CN220669962U CN220669962U CN202322333056.6U CN202322333056U CN220669962U CN 220669962 U CN220669962 U CN 220669962U CN 202322333056 U CN202322333056 U CN 202322333056U CN 220669962 U CN220669962 U CN 220669962U
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- China
- Prior art keywords
- rotary drum
- tar
- grinding disc
- shell
- grinding
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- 239000011273 tar residue Substances 0.000 title claims abstract description 36
- 238000001035 drying Methods 0.000 title claims abstract description 26
- 238000000227 grinding Methods 0.000 claims abstract description 70
- 239000002893 slag Substances 0.000 claims description 20
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000002641 tar oil Substances 0.000 claims description 5
- 239000011280 coal tar Substances 0.000 abstract description 9
- 238000000926 separation method Methods 0.000 abstract description 9
- 230000009471 action Effects 0.000 abstract description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000003546 flue gas Substances 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000002245 particle Substances 0.000 abstract description 2
- 239000011269 tar Substances 0.000 description 13
- 239000003245 coal Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 125000005605 benzo group Chemical group 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000002920 hazardous waste Substances 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses a tar residue drying and separating device, which comprises a feed hopper, a shell, a grinding component and a rotary drum, wherein the grinding device and the centrifugal device are combined into a whole, so that tar residue is directly fed into the centrifugal device for drying under the action of gravity after being ground, dry tar residue containing coal tar and less residue is separated, the flue gas recovery device is mainly used for recovering flue gas in the process of temperature and operation, the device can realize continuous drying and separation, saves energy consumption, has good environmental protection effect, is simple to operate, directly uses the tar residue for flowing after being heated, does not need to clean a centrifuge, directly can realize the separation of oil and residue, has good uniform particle size separation effect after grinding, and has low rotating speed and small vibration, and the rotating speed of the drying device is 600-1200 rpm.
Description
Technical Field
The utility model relates to the technical field of tar residue treatment equipment, in particular to a tar residue drying and separating device.
Background
The tar residue is black sediment-like and sticky, and is made into fine particles after natural airing or drying. The tar slag contains a large amount of fixed carbon and volatile matters, has high calorific value, is a useful secondary energy source, but contains a considerable amount of polycyclic aromatic hydrocarbon, has cancerogenic action on people and animals, and particularly has benzo (alpha) flowers, namely 3,4 benzo flowers, which seriously pollute the atmosphere and harm the health of people. The 'coal tar residue generated in the gas purification process of the gas production industry' is specified in the 'national hazardous waste directory' issued by the national environmental protection agency, 6 months and 14 days in 2016, and belongs to hazardous waste. At present, tar residues are mainly transported to a coal yard to be mixed with coking coal and then are mixed into a furnace for use, and the tar residues are easy to cause unsmooth discharging during coal mixing due to higher viscosity, so that the accuracy of coal mixing is reduced, and the stability of coke quality is affected; the tar slag is concentrated and stored in a coal yard to influence the atmospheric environmental quality of a slice area, and meanwhile, the whole conveying corridor environment is influenced in the conveying process of coking coal, so that the physical health of on-site operation workers is greatly affected, uncomfortable symptoms appear on parts of the workers, and the workers are strongly reflected; the tar slag contains about 30-40% of coal tar, and the coal tar is burnt after being mixed with the coal tar slag into a furnace, so that the coal tar loss is caused, the product income is reduced, and meanwhile, the storage and the transportation are not facilitated.
CN201911068395.8 is a totally enclosed environmental protection recovery control system of coal tar slag, including tar emulsification device, grinder, conveyor, solid-liquid separator, this system need add tar dilution tar slag in the tar slag, just can use the pump to carry the tar slag after heating and grind and centrifugal separation, the device is more complicated, the solid-liquid separator is used for intermittent type nature centrifugal separation to grind the tar slag after, need wash centrifuge after every centrifugation, the operation is more troublesome.
Disclosure of Invention
The utility model aims to provide a tar residue drying and separating device, which combines a grinding device and a centrifugal device into a whole, so that tar residue is directly fed into the centrifugal device for drying under the action of gravity after being ground, dry tar residue with less coal tar and residue is separated, a flue gas recovery device is mainly used for recovering flue gas in heating and running, peculiar smell is reduced, the device can realize continuous drying and separating, energy consumption is saved, some equipment can flow after being diluted by adding coal tar or ammonia water, the device directly uses the tar residue for flowing after heating, and centrifugal separation is realized after grinding, the efficiency is high, the drying device does not need cleaning, the separation of oil and residue can be directly realized, continuous uninterrupted separation operation is realized, the operation is simple, the particle size is even after grinding, the separation effect is good, the rotating speed is low, the vibration is small, and the rotating speed of the drying device is 600-1200 rpm.
The tar residue drying and separating device comprises a feeding hopper, a shell, a grinding assembly and a rotary drum, and is characterized in that the feeding hopper is arranged at the upper end of the shell, and the grinding assembly and the rotary drum are sequentially arranged in the shell from top to bottom; the grinding assembly and the rotary drum are concentrically fixed on a rotating shaft.
The shell is provided with a slag hole, the slag hole is positioned in an area between the upper end of the rotary drum and the fixed grinding disc, and the upper end of the rotary drum is mutually separated from the grinding assembly.
The grinding assembly comprises a rotary grinding disc and a fixed grinding disc, the rotary grinding disc is in transmission connection with the rotating shaft, and at least one feeding hole is formed in the rotary grinding disc; the fixed grinding disc is arranged below the rotary grinding disc and matched with the rotary grinding disc, and the fixed grinding disc is connected with the shell.
The rotary drum is of a bowl-shaped structure, the upper end of the rotary drum is mutually separated from the fixed grinding disc, and the diameter of the rotary drum is larger than that of the fixed grinding disc.
The shell is provided with a slag hole, and the slag hole is positioned in an area between the upper end of the rotary drum and the fixed grinding disc.
The lower end of the shell is provided with a driving mechanism, and the lower end of the rotating shaft penetrates through the lower end of the shell to be in transmission connection with the driving mechanism.
The edge of the upper end of the rotary drum is close to the inner periphery of the shell, through holes are distributed on the surface of the rotary drum, and a filter screen is arranged on the inner wall of the rotary drum.
An oil collecting cavity is formed between the outer side of the rotary drum and the shell, and a tar oil outlet pipe is arranged at the bottom of the oil collecting cavity.
The beneficial effects of the utility model are as follows: the material containing tar slag is poured into the feed hopper after being heated, falls onto the surface of the rotary grinding disc from the feed hopper, then enters between the rotary grinding disc and the fixed grinding disc from the feed hole, is ground and crushed by the rotary grinding disc and the fixed grinding disc, evenly distributes to the outer side, falls into the rotary drum under the action of gravity, applies centrifugal force to the ground material by the rotary drum, passes through the through holes and the filter screen, moves into the oil collecting cavity and is discharged along the tar oil outlet pipe, and solid dry tar slag is thrown out from the slag outlet after moving to the edge along the inner inclined surface of the rotary drum under the action of centrifugal force. The utility model realizes continuous grinding and centrifugal drying of tar residues, and does not need additional tar dilution and uniform mixing, so that solvent does not need to be added, and the drying and separating process of the tar residues is continuous and simpler, the flow is short, and the equipment is less.
Drawings
FIG. 1 is an outline view of a tar residue drying and separating device provided by the utility model;
FIG. 2 is a formal diagram of a tar residue drying and separating device provided by the utility model;
FIG. 3 is a cross-sectional view of a tar residue drying and separating device A-A according to the present utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.
As shown in fig. 1-3, a tar residue drying and separating device comprises a feeding hopper 1, a shell 2, a grinding component 3 and a rotary drum 4, wherein the feeding hopper 1 is arranged at the upper end of the shell 2, the grinding component 3 and the rotary drum 4 are sequentially arranged in the shell 2 from top to bottom, a driving mechanism 6 is arranged below the shell 2, the grinding component 3 and the rotary drum 4 are concentrically fixed on a rotating shaft 5, and the lower end of the rotating shaft 5 penetrates through the lower end of the shell 2 to be in transmission connection with the driving mechanism 6.
The grinding component 3 is used for grinding emulsified tar residues, and in order to stably grind the tar residues, the grinding component 3 comprises a rotary grinding disc 31, and the rotary grinding disc 31 is in transmission connection with the rotating shaft 5. The rotary grinding disk 31 is driven by the driving mechanism 6 to rotationally grind the tar residues. In order to grind the tar residue better, a fixed grinding disc 32 matched with the rotary grinding disc 31 is arranged below the rotary grinding disc 31, and the fixed grinding disc 32 is connected with the shell 2. The rotary grinding disc 31 and the fixed grinding disc 32 are matched for use, and the upper part and the lower part of the tar residues are ground, so that the grinding effect is good. At least one feed hole 33 is provided in the rotating grinding disc 31.
The rotary drum 4 is used for centrifugally separating the ground materials, dry tar residues and tar are separated, the rotary drum 4 is of a bowl-shaped structure, the upper end of the rotary drum 4 is separated from the fixed grinding disc 32, a slag hole 8 is formed in the shell 2 in a region corresponding to the space between the upper end of the rotary drum 4 and the fixed grinding disc 32, the edge of the upper end of the rotary drum 4 is close to the inner periphery of the shell 2, and the diameter of the fixed grinding disc 32 is smaller than that of the upper end edge of the rotary drum 4. Through holes are distributed on the surface of the rotary drum 4, and a filter screen is arranged on the inner wall of the rotary drum 4 and plays a role in filtering.
An oil collecting cavity is formed between the outer side of the rotary drum 4 and the shell 2, and a tar oil outlet pipe 7 is arranged at the bottom of the oil collecting cavity.
The working principle of the utility model is that the materials containing tar residues are poured into a feed hopper 1 after being heated, fall onto the surface of a rotary grinding disc 31 from the feed hopper 1, then enter between the rotary grinding disc 31 and a fixed grinding disc 32 from a feed hole 33, are ground and crushed by the rotary grinding disc 31 and the fixed grinding disc 32 and uniformly distributed to the outside, fall into a rotary drum 4 under the action of gravity, the rotary drum 4 applies centrifugal force to the ground materials, liquid oil and water pass through a through hole and a filter screen, move into an oil collecting cavity and are discharged along a tar oil outlet pipe 7, and solid dry tar residues are thrown out from a slag outlet 8 after rotating upwards to the edge along an inner inclined surface of the rotary drum 4 under the action of centrifugal force.
Claims (6)
1. The tar residue drying and separating device comprises a feed hopper (1), a shell (2), a grinding assembly (3) and a rotary drum (4), and is characterized in that the feed hopper (1) is arranged at the upper end of the shell (2), and the grinding assembly (3) and the rotary drum (4) are sequentially arranged in the shell (2) from top to bottom; the grinding component (3) and the rotary drum (4) are concentrically fixed on a rotating shaft (5);
the shell (2) is provided with a slag hole (8), the slag hole (8) is positioned in an area between the upper end of the rotary drum (4) and the fixed grinding disc (32), and the upper end of the rotary drum (4) is mutually separated from the grinding assembly (3).
2. The tar residue drying and separating device according to claim 1, wherein the grinding assembly (3) comprises a rotary grinding disc (31) and a fixed grinding disc (32), the rotary grinding disc (31) is in transmission connection with the rotating shaft (5), and at least one feeding hole (33) is formed in the rotary grinding disc (31); the fixed grinding disc (32) is arranged below the rotary grinding disc (31) and matched with the rotary grinding disc, and the fixed grinding disc (32) is connected with the shell (2).
3. The tar residue drying and separating device according to claim 1, wherein the rotary drum (4) has a bowl-shaped structure, the upper end of the rotary drum (4) is separated from the fixed grinding disc (32), and the diameter of the rotary drum (4) is larger than that of the fixed grinding disc (32).
4. The tar residue drying and separating device according to claim 1, wherein a driving mechanism (6) is further arranged below the shell (2), and the lower end of the rotating shaft (5) penetrates through the lower end of the shell (2) and is in transmission connection with the driving mechanism (6).
5. The tar residue drying and separating device according to claim 1, wherein the edge of the upper end of the rotary drum (4) is close to the inner periphery of the shell (2), through holes are distributed on the surface of the rotary drum (4), and a filter screen is arranged on the inner wall of the rotary drum (4).
6. The tar residue drying and separating device according to claim 1, wherein an oil collecting cavity is formed between the outer side of the rotary drum (4) and the shell (2), and a tar oil outlet pipe (7) is arranged at the bottom of the oil collecting cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322333056.6U CN220669962U (en) | 2023-08-28 | 2023-08-28 | Tar residue drying and separating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322333056.6U CN220669962U (en) | 2023-08-28 | 2023-08-28 | Tar residue drying and separating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220669962U true CN220669962U (en) | 2024-03-26 |
Family
ID=90332342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322333056.6U Active CN220669962U (en) | 2023-08-28 | 2023-08-28 | Tar residue drying and separating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220669962U (en) |
-
2023
- 2023-08-28 CN CN202322333056.6U patent/CN220669962U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |