CN216864096U - Chilling tower for recycling coal tar - Google Patents
Chilling tower for recycling coal tar Download PDFInfo
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- CN216864096U CN216864096U CN202220122701.2U CN202220122701U CN216864096U CN 216864096 U CN216864096 U CN 216864096U CN 202220122701 U CN202220122701 U CN 202220122701U CN 216864096 U CN216864096 U CN 216864096U
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Abstract
The utility model belongs to the technical field of chilling towers, and particularly relates to a chilling tower for recovering coal tar, which comprises a tower body, a pyrolysis gas inlet, a cooling pipe, a first oil body recoverer, a first oil pump, a first sprayer, a first filler, a cooling device, a second cooling sprayer, a second filler, a demister and a filter; a first oil body recoverer is arranged at the bottom in the tower body, the lower end of one side of the tower body is connected with a pyrolysis air inlet, and a cooling pipe is arranged below the pyrolysis air inlet in the tower body; the middle part in the tower body is provided with a second oil body recoverer. The first sprayer and the second sprayer spray downwards to cool the gas, and the gas and the coal tar are separated by the first filler and the second filler; demisting and filtering by a demister and a filter respectively; the method is used for removing coal tar fog drops in pyrolysis gas; the load of lower equipment is reduced; impurities and peculiar smell are filtered; the recycling of the coal tar is realized; the quality of the coal tar is improved.
Description
Technical Field
The utility model belongs to the technical field of chilling towers, and particularly relates to a chilling tower for recovering coal tar.
Background
In modern industry, because high-temperature pyrolysis gas contains coal tar and dust at the same time, a lot of difficulties are brought to the recovery of coal tar and the utilization of heat. At present, a plurality of devices for collecting coal tar in pyrolysis gas at home and abroad are available, and the devices mainly comprise the following devices:
the patent application with the publication number of CN101235322A discloses a coal gasification cooling process device, wherein a coal gas purification part comprises a cyclone dust collector, an electric tar precipitator, an electric light oil precipitator, an air cooler, an intercooler, a waste heat exchanger and the like, the quality of coal gas can be improved, the water content of the coal gas can be reduced to 40g/Nm3, the sum of the dust and tar content in the coal gas (anthracite/coke is used as a raw material) is not more than 50g/Nm3, the energy is saved, the consumption is reduced, and the pollution of the dust and the phenol water to the environment is reduced. However, the method has the problems of complex process, high equipment investment and the like, and cannot fundamentally solve the problem of environmental pollution caused by phenol water in the purification process.
The existing two-stage chilling towers for recovering coal tar have many problems or defects:
the traditional two-section chilling tower for recovering coal tar cannot recycle waste heat when in use, so that energy is wasted; the traditional chilling tower for recovering the coal tar does not have a mechanism for cooling the coal tar when in use, so that the coal tar gas cannot be cooled; when the traditional two-section type chilling tower for recycling coal tar is used, the coal tar is easy to solidify on a filter, and the use of the filter is influenced.
SUMMERY OF THE UTILITY MODEL
To solve the problems raised in the background art described above. The utility model provides a chilling tower for recovering coal tar, which is characterized in that a first sprayer and a second sprayer spray downwards to cool gas, and the gas and the coal tar are separated by a first filler and a second filler; demisting and filtering by a demister and a filter respectively; the method is used for removing coal tar fog drops in pyrolysis gas; the load of lower equipment is reduced; impurities and peculiar smell are filtered; the recycling of the coal tar is realized; the quality of the coal tar is improved.
In order to achieve the purpose, the utility model provides the following technical scheme: a chilling tower for recovering coal tar comprises a tower body, a pyrolysis gas inlet, a cooling pipe, a first oil body recoverer, a first oil pump, a first sprayer, first filler, a cooling device, a second cooling sprayer, second filler, a demister and a filter; a first oil body recoverer is arranged at the bottom in the tower body, the lower end of one side of the tower body is connected with a pyrolysis air inlet, and a cooling pipe is arranged below the pyrolysis air inlet in the tower body; a second oil body recoverer is arranged in the middle of the inside of the tower body; a first filler is arranged above the second oil body recoverer, a first sprayer is arranged above the first filler, and the first sprayer is connected with the first oil body recoverer through a pipeline and a first oil pump; a second filler is arranged above the first sprayer, and a second sprayer is arranged above the second filler; a cooling device is arranged above the side wall of the tower body, and the second sprayer is connected with a second oil body recoverer through a pipeline by the cooling device; a demister is arranged above the second sprayer; the top is installed with the filter in the tower body, and the tower body top is provided with the gas outlet.
Preferably, the cooling device is provided with a second oil pump; the second oil pump is respectively connected with the second sprayer and the second oil body recoverer through pipelines.
Preferably, a second oil outlet connected with a second oil body recoverer is mounted on the side wall of the middle part of the tower body.
Preferably, a support column is arranged at the bottom of the tower body; the bottom of the tower body is provided with a first oil outlet connected with a first oil body recoverer.
Preferably, a steam device is arranged above the right side of the tower body and is connected with the filter through a steam pipeline.
Preferably, the tower body is provided with a control box for controlling the cooling pipe, the first oil pump, the cooling device and the second oil pump; the tower body inner wall integrated into one piece is provided with the insulating layer.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, coal tar gas enters the tower body through the pyrolysis gas inlet and is cooled through the cooling pipe; then, coal tar with low temperature in the first oil body recoverer is sprayed downwards by the first sprayer through the first oil pump to cool the gas, the gas and the coal tar are separated through the first filler, and the coal tar in the gas falls into the second oil body recoverer to be collected; the coal tar separated in the second oil body recoverer is pumped by a second oil pump, cooled by a cooling device and sprayed by a second sprayer to cool the gas for the second time; separating the gas from the coal tar by using a second filler, and collecting the coal tar in the gas falling into a second oil body recoverer; after the reciprocating operation, the coal tar in the second oil body recoverer can be subjected to oil outlet from the second oil outlet; continuously passing the gas in the tower body upwards through a demister and a filter to carry out demisting and filtering operations respectively; the method is used for removing coal tar fog drops in pyrolysis gas; the oil mist carried in the pyrolysis gas can be reduced, and the load of lower-stage equipment is reduced; impurities and peculiar smell are filtered; finally, air is discharged from the air outlet; the recycling of the coal tar is realized; the quality of the coal tar is improved; effectively solves the problem that the outlet carries the coal tar liquid drops.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic diagram of the internal structure of a quench tower for coal tar recovery according to the present invention;
FIG. 2 is a schematic diagram of the overall structure of a quench tower for coal tar recovery according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
Referring to fig. 1-2, the present invention provides the following technical solutions: a chilling tower for recycling coal tar comprises a tower body 1, a pyrolysis air inlet 2, a cooling pipe 3, a first oil body recoverer 4, a first oil pump 5, a first sprayer 6, a first filler 7, a cooling device 10, a second cooling sprayer 12, a second filler 13, a demister 14 and a filter 15; a first oil body recoverer 4 is arranged at the bottom in the tower body 1, the lower end of one side of the tower body 1 is connected with a pyrolysis air inlet 2, and a cooling pipe 3 is arranged below the pyrolysis air inlet 2 in the tower body 1; a second oil body recoverer 8 is arranged in the middle of the inside of the tower body 1; a first filler 7 is arranged above the second oil body recoverer 8, a first sprayer 6 is arranged above the first filler 7, and the first sprayer 6 is connected with the first oil body recoverer 4 through a pipeline by a first oil pump 5; a second filler 13 is arranged above the first sprayer 6, and a second sprayer 14 is arranged above the second filler 13; a cooling device 10 is arranged above the side wall of the tower body 1, and a second sprayer 14 is connected with a second oil body recoverer 8 through the cooling device 10 by a pipeline; a demister 14 is arranged above the second sprayer 14; the top in the tower body 1 is provided with a filter 15, and the top of the tower body 1 is provided with an air outlet 16.
Specifically, a second oil pump 11 is mounted on the cooling device 10; the second oil pump 11 is respectively connected with the second sprayer 14 and the second oil body recoverer 8 through pipelines.
Specifically, a second oil outlet 9 connected with a second oil body recoverer 8 is mounted on the side wall of the middle part of the tower body 1.
Specifically, a support column 18 is arranged at the bottom of the tower body 1; the bottom of the tower body 1 is provided with a first oil outlet 17 connected with the first oil body recoverer 4.
Specifically, a steam device 19 is installed above the right side of the tower body 1, and the steam device 19 is connected with the filter 15 through a steam pipeline.
Specifically, a control box 20 for controlling the cooling pipe 3, the first oil pump 5, the cooling device 10 and the second oil pump 11 is installed on the tower body 1; the inner wall of the tower body 1 is integrally provided with a heat insulation layer 21.
The working principle and the using process of the utility model are as follows: when the utility model is used, coal tar gas after coal tar combustion enters the tower body 1 through the pyrolysis gas inlet 2, and is cooled through the cooling pipe 3; then, the coal tar with low temperature in the first oil body recoverer 4 is sprayed downwards by a first oil pump 5 through a first sprayer 6 to cool the gas, the gas and the coal tar are separated through a first filler 7, and the coal tar in the gas falls into a second oil body recoverer 8 to be collected; the coal tar separated in the second oil body recoverer 8 is extracted by a second oil pump 11, cooled by a cooling device 10 and sprayed by a second sprayer 12 to cool the gas for the second time; separating the gas from the coal tar by using a second filler 13, and collecting the coal tar in the gas falling into a second oil body recoverer 8; after the reciprocating operation, the coal tar in the second oil body recoverer 8 can be subjected to oil outlet from the second oil outlet 9; the gas in the tower body 1 continues to pass upwards through a demister 14 and a filter 15 to carry out demisting and filtering operations respectively; the method is used for removing coal tar fog drops in pyrolysis gas; the oil mist carried in the pyrolysis gas can be reduced, and the load of lower-section equipment is reduced; impurities and peculiar smell are filtered; finally, air is discharged from the air outlet 16; the recycling of the coal tar is realized; the quality of the coal tar is improved; effectively solves the problem that the outlet carries the coal tar liquid drops.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A chilling tower for recycling coal tar is characterized in that: the device comprises a tower body (1), a pyrolysis air inlet (2), a cooling pipe (3), a first oil body recoverer (4), a first oil pump (5), a first sprayer (6), a first filler (7), a cooling device (10), a second sprayer (12), a second filler (13), a demister (14) and a filter (15); a first oil body recoverer (4) is arranged at the bottom in the tower body (1), the lower end of one side of the tower body (1) is connected with a pyrolysis air inlet (2), and a cooling pipe (3) is arranged below the pyrolysis air inlet (2) in the tower body (1); a second oil body recoverer (8) is arranged in the middle of the tower body (1); a first filler (7) is arranged above the second oil body recoverer (8), a first sprayer (6) is arranged above the first filler (7), and the first sprayer (6) is connected with the first oil body recoverer (4) through a pipeline by a first oil pump (5); a second filler (13) is arranged above the first sprayer (6), and a second sprayer (12) is arranged above the second filler (13); a cooling device (10) is arranged above the side wall of the tower body (1), and a second sprayer (12) is connected with a second oil body recoverer (8) through the cooling device (10) by a pipeline; a demister (14) is arranged above the second sprayer (12); a filter (15) is arranged at the top in the tower body (1), and an air outlet (16) is arranged at the top of the tower body (1).
2. A quench tower for coal tar recovery according to claim 1, characterized in that: a second oil pump (11) is arranged on the cooling device (10); the second oil pump (11) is respectively connected with the second sprayer (12) and the second oil body recoverer (8) through pipelines.
3. A quench tower for coal tar recovery according to claim 1, characterized in that: and a second oil outlet (9) connected with a second oil body recoverer (8) is arranged on the side wall of the middle part of the tower body (1).
4. A quench tower for coal tar recovery according to claim 1, characterized in that: a support column (18) is arranged at the bottom of the tower body (1); the bottom of the tower body (1) is provided with a first oil outlet (17) connected with the first oil body recoverer (4).
5. A quench tower for coal tar recovery according to claim 1, characterized in that: and a steam device (19) is arranged above the right side of the tower body (1), and the steam device (19) is connected with the filter (15) through a steam pipeline.
6. A quench tower for recovering coal tar according to claim 1, characterized in that: the tower body (1) is provided with a control box (20) for controlling the cooling pipe (3), the first oil pump (5), the cooling device (10) and the second oil pump (11); the inner wall of the tower body (1) is integrally provided with a heat insulation layer (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220122701.2U CN216864096U (en) | 2022-01-18 | 2022-01-18 | Chilling tower for recycling coal tar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220122701.2U CN216864096U (en) | 2022-01-18 | 2022-01-18 | Chilling tower for recycling coal tar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216864096U true CN216864096U (en) | 2022-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220122701.2U Active CN216864096U (en) | 2022-01-18 | 2022-01-18 | Chilling tower for recycling coal tar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216864096U (en) |
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2022
- 2022-01-18 CN CN202220122701.2U patent/CN216864096U/en active Active
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