CN209797885U - coke oven gas desulfurization precooling apparatus - Google Patents
coke oven gas desulfurization precooling apparatus Download PDFInfo
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- CN209797885U CN209797885U CN201920684609.3U CN201920684609U CN209797885U CN 209797885 U CN209797885 U CN 209797885U CN 201920684609 U CN201920684609 U CN 201920684609U CN 209797885 U CN209797885 U CN 209797885U
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- tower body
- pipe
- ammonia water
- coke oven
- oven gas
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Abstract
The utility model provides a coke oven gas desulfurization precooling apparatus, include: the tower body, the support legs and the ammonia water discharge pipe; the bottom of the tower body is welded with support legs, and the support legs are arranged at four positions in a rectangular array mode; an ammonia water discharge pipe is welded in the middle of the bottom of the tower body and communicated with the inside of the tower body; the bottom of the left side of the tower body is welded with an air inlet pipe, and the air inlet pipe is communicated with the inside of the tower body; a perforated plate is embedded in the bottom of the inner side of the tower body and is connected with the tower body in a bolt fixing mode; the inside of tower body is provided with the aqueous ammonia shower, the utility model discloses a to a coke oven gas desulfurization precooling apparatus's improvement, it is rational in infrastructure to have, and heat transfer area is big, and heat transfer rate is fast, the efficient advantage of precooling to effectual problem and the not enough that appear in having solved current device.
Description
Technical Field
the utility model relates to a coke oven gas desulfurization technical field, more specifically the saying so especially relates to a coke oven gas desulfurization precooling apparatus.
Background
At present, coke oven gas has two desulfurization processes of a dry method and a wet method, and due to good economical efficiency of wet method operation, wet method desulfurization is generally adopted in an initial desulfurization stage, and the wet method desulfurization generally needs to reduce the temperature of the gas to the range required by the desulfurization process, so that a precooling tower is needed to reduce the temperature of the coke oven gas in the wet method desulfurization.
The existing precooling tower for wet desulphurization of coke oven gas has the advantages that the structure of a refrigerating pipe arranged in the precooling tower is single, the heat exchange speed of the coke oven gas and the refrigerating pipe is low, and the precooling efficiency is low.
In view of the above, the present invention provides a coke oven gas desulfurization pre-cooling device, which is improved in view of the existing problems, and aims to achieve the purposes of solving the problems and improving the practical value by the technology.
SUMMERY OF THE UTILITY MODEL
an object of the utility model is to provide a coke oven gas desulfurization precooling apparatus to the refrigerating tube structure who provides in solving above-mentioned background art is single, and coke oven gas is slower with the heat transfer rate of refrigerating tube, the lower problem of precooling efficiency and not enough.
In order to achieve the above purpose, the utility model provides a coke oven gas desulfurization precooling apparatus, which is achieved by the following specific technical means:
A coke oven gas desulfurization precooling apparatus comprises: the device comprises a tower body, support legs, an ammonia water discharge pipe, an air inlet pipe, a porous plate, an ammonia water spray pipe, an observation window, a refrigerating pipe, a demister, an air outlet pipe, a refrigerating fluid inlet and a refrigerating fluid outlet; the bottom of the tower body is welded with support legs, and the support legs are arranged at four positions in a rectangular array mode; an ammonia water discharge pipe is welded in the middle of the bottom of the tower body and communicated with the inside of the tower body; the bottom of the left side of the tower body is welded with an air inlet pipe, and the air inlet pipe is communicated with the inside of the tower body; a perforated plate is embedded in the bottom of the inner side of the tower body and is connected with the tower body in a bolt fixing mode; an ammonia water spraying pipe is arranged inside the tower body, the ammonia water spraying pipe is provided with two corresponding positions up and down, and the left ends of the two ammonia water spraying pipes penetrate through the tower body; an observation window is arranged between the two ammonia water spray pipes and is embedded on the left tower wall of the tower body; a refrigerating pipe is arranged between the two ammonia water spraying pipes and is fixed inside the tower body through a bolt; the right end of the top of the refrigerating pipe is provided with a refrigerating fluid outlet, the right side of the bottom of the refrigerating pipe is provided with a refrigerating fluid inlet, and the refrigerating fluid inlet and the refrigerating fluid outlet penetrate through the tower body rightwards; the top of the inner side of the tower body is provided with a demister, the demister is connected with the tower body in a bolt fixing mode, and the demister is arranged above the ammonia water spray pipe; the middle position welding at tower body top has the outlet duct, and the outlet duct is linked together with the inside of tower body.
As the further optimization of the technical scheme, the utility model relates to a coke oven gas desulfurization precooling apparatus the refrigeration pipe setting is the multilayer, and each layer overlooks and all is the plane heliciform to all communicate mutually between layer to layer.
As the further optimization of the technical scheme, the utility model relates to a coke oven gas desulfurization precooling apparatus the perforated plate is circular form, and the perforated plate setting is in the top of intake pipe.
As the further optimization of the technical proposal, the utility model relates to a coke oven gas desulphurization precooling device, the refrigeration pipe corresponds with the observation window in the left and right directions.
As the further optimization of the technical scheme, the utility model relates to a coke oven gas desulfurization precooling apparatus be provided with N department shower head on the pipe shaft of aqueous ammonia shower, just the shower head is connected through the thread engagement mode with the aqueous ammonia shower.
as a further optimization of the technical scheme, the utility model relates to a coke oven gas desulfurization precooling apparatus the bottom of tower body is circular form, and the top of tower body is the cusp form.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
1. The utility model discloses a setting up the refrigeration pipe setting and being the multilayer, and each layer overlooks and all is the plane heliciform to all communicate mutually between layer and layer, make the refrigeration pipe comparatively intensive, and do not influence passing through of coke oven gas, make the heat transfer area increase of refrigeration pipe and coke oven gas, improve heat transfer speed, thereby improve the efficiency of precooling.
2. The utility model discloses a to a coke oven gas desulfurization precooling apparatus's improvement, it is rational in infrastructure to have, and heat transfer area is big, and heat transfer rate is fast, advantage that the precooling is efficient, thereby effectual solution the utility model discloses the problem that proposes in background art one with not enough.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a refrigerating tube axial-measuring structure of the present invention;
Fig. 3 is a schematic top view of the refrigeration tube of the present invention;
Fig. 4 is a schematic view of the front view structure of the refrigeration tube of the present invention.
In the figure: the device comprises a tower body 1, support legs 2, an ammonia water discharge pipe 3, an air inlet pipe 4, a porous plate 5, an ammonia water spray pipe 6, an observation window 7, a refrigerating pipe 8, a demister 9, an air outlet pipe 10, a refrigerating fluid inlet 801 and a refrigerating fluid outlet 802.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 4, the utility model provides a specific technical implementation of a coke oven gas desulfurization pre-cooling device:
a coke oven gas desulfurization precooling apparatus comprises: the device comprises a tower body 1, support legs 2, an ammonia water discharge pipe 3, an air inlet pipe 4, a porous plate 5, an ammonia water spray pipe 6, an observation window 7, a refrigerating pipe 8, a demister 9, an air outlet pipe 10, a refrigerating fluid inlet 801 and a refrigerating fluid outlet 802; the bottom of the tower body 1 is welded with support legs 2, and the support legs 2 are arranged at four positions in a rectangular array mode; an ammonia water discharge pipe 3 is welded in the middle of the bottom of the tower body 1, and the ammonia water discharge pipe 3 is communicated with the inside of the tower body 1; the bottom of the left side of the tower body 1 is welded with an air inlet pipe 4, and the air inlet pipe 4 is communicated with the inside of the tower body 1; a porous plate 5 is embedded at the bottom of the inner side of the tower body 1, and the porous plate 5 is connected with the tower body 1 in a bolt fixing mode; an ammonia water spraying pipe 6 is arranged inside the tower body 1, the ammonia water spraying pipe 6 is provided with two corresponding positions up and down, and the left ends of the two ammonia water spraying pipes 6 penetrate through the tower body 1; an observation window 7 is arranged between the two ammonia water spray pipes 6, and the observation window 7 is embedded on the left tower wall of the tower body 1; a refrigerating pipe 8 is arranged between the two ammonia water spray pipes 6, and the refrigerating pipe 8 is fixed inside the tower body 1 through a bolt; the right end of the top of the refrigerating pipe 8 is provided with a refrigerant liquid outlet 802, the right side of the bottom of the refrigerating pipe 8 is provided with a refrigerant liquid inlet 801, and the refrigerant liquid inlet 801 and the refrigerant liquid outlet 802 penetrate out of the tower body 1 rightwards; the top of the inner side of the tower body 1 is provided with a demister 9, the demister 9 is connected with the tower body 1 in a bolt fixing mode, and the demister 9 is arranged above the ammonia water spray pipe 6; an air outlet pipe 10 is welded in the middle of the top of the tower body 1, and the air outlet pipe 10 is communicated with the inside of the tower body 1.
Specifically, referring to fig. 2, the cooling pipe 8 is provided in a plurality of layers, and referring to fig. 3, each layer is in a planar spiral shape in a plan view, and referring to fig. 4, the layers are communicated with each other.
Specifically, referring to fig. 1, the perforated plate 5 is circular, and the perforated plate 5 is disposed above the air inlet pipe 4, so as to shunt coke oven gas through the perforated plate 5, which is beneficial to ammonia water washing of coke oven gas.
Specifically, the cooling pipe 8 corresponds to the observation window 7 in the left-right direction.
Specifically, referring to fig. 1, N spray headers are disposed on a pipe body of the ammonia water spray pipe 6, and the spray headers are connected with the ammonia water spray pipe 6 in a threaded engagement manner.
Specifically, the bottom of the tower body 1 is circular, and the top of the tower body 1 is pointed.
the method comprises the following specific implementation steps:
Coke oven gas enters the tower body 1 from the gas inlet pipe 4, is shunted and ascended through the porous plate 5, ammonia water is sprayed through the ammonia water spraying pipe 6 at the bottom to wash the coke oven gas and reduce the content of tar and naphthalene in the gas, the ammonia water discharging pipe 3 collects the ammonia water in the tower body 1 and discharges the ammonia water, a refrigerating fluid enters the refrigerating pipe 8 through the refrigerating fluid inlet 801 and flows in the refrigerating pipe 8 under pressure, then the coke oven gas is discharged through the refrigerating fluid outlet 802, the ascending coke oven gas is cooled through the refrigerating pipe 8 by heat exchange, pre-cooling is realized, the pre-cooled coke oven gas continuously ascends and is sprayed through the ammonia water spraying pipe 6 at the upper part to further wash the coke oven gas, and finally the coke oven gas is discharged.
in summary, the following steps: according to the coke oven gas desulfurization pre-cooling device, the refrigeration pipes are arranged in multiple layers, each layer is in a planar spiral shape when viewed from top, and the layers are communicated with each other, so that the refrigeration pipes are relatively dense, the passing of the coke oven gas is not influenced, the heat exchange area between the refrigeration pipes and the coke oven gas is increased, the heat exchange speed is increased, and the pre-cooling efficiency is improved; the utility model discloses a to a coke oven gas desulfurization precooling apparatus's improvement, it is rational in infrastructure to have, and heat transfer area is big, and heat transfer rate is fast, advantage that the precooling is efficient to effectual problem and not enough that appear in having solved current device.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A coke oven gas desulfurization precooling apparatus comprises: the device comprises a tower body (1), support legs (2), an ammonia water discharge pipe (3), an air inlet pipe (4), a porous plate (5), an ammonia water spray pipe (6), an observation window (7), a refrigerating pipe (8), a demister (9), an air outlet pipe (10), a refrigerating fluid inlet (801) and a refrigerating fluid outlet (802); the method is characterized in that: the bottom of the tower body (1) is welded with support legs (2), and the support legs (2) are arranged at four positions in a rectangular array mode; an ammonia water discharge pipe (3) is welded in the middle of the bottom of the tower body (1), and the ammonia water discharge pipe (3) is communicated with the inside of the tower body (1); the bottom of the left side of the tower body (1) is welded with an air inlet pipe (4), and the air inlet pipe (4) is communicated with the inside of the tower body (1); a porous plate (5) is embedded at the bottom of the inner side of the tower body (1), and the porous plate (5) is connected with the tower body (1) in a bolt fixing mode; an ammonia water spray pipe (6) is arranged inside the tower body (1), the ammonia water spray pipe (6) is arranged at two positions corresponding to each other up and down, and the left ends of the two ammonia water spray pipes (6) penetrate through the tower body (1); an observation window (7) is arranged between the two ammonia water spray pipes (6), and the observation window (7) is embedded on the left tower wall of the tower body (1); a refrigerating pipe (8) is arranged between the two ammonia water spraying pipes (6), and the refrigerating pipe (8) is fixed inside the tower body (1) through a bolt; the right end of the top of the refrigerating pipe (8) is provided with a refrigerating fluid outlet (802), the right side of the bottom of the refrigerating pipe (8) is provided with a refrigerating fluid inlet (801), and the refrigerating fluid inlet (801) and the refrigerating fluid outlet (802) penetrate through the tower body (1) rightwards; the top of the inner side of the tower body (1) is provided with a demister (9), the demister (9) is connected with the tower body (1) in a bolt fixing mode, and the demister (9) is arranged above the ammonia water spray pipe (6); the tower is characterized in that an air outlet pipe (10) is welded in the middle of the top of the tower body (1), and the air outlet pipe (10) is communicated with the inside of the tower body (1).
2. The coke oven gas desulfurization pre-cooling device of claim 1, wherein: the refrigeration pipes (8) are arranged in multiple layers, each layer is in a planar spiral shape when being overlooked, and the layers are communicated with one another.
3. The coke oven gas desulfurization pre-cooling device of claim 1, wherein: the perforated plate (5) is circular, and the perforated plate (5) is arranged above the air inlet pipe (4).
4. The coke oven gas desulfurization pre-cooling device of claim 1, wherein: the refrigeration pipe (8) corresponds to the observation window (7) in a left-right mode.
5. The coke oven gas desulfurization pre-cooling device of claim 1, wherein: n spray headers are arranged on the pipe body of the ammonia water spray pipe (6), and the spray headers are connected with the ammonia water spray pipe (6) in a threaded engagement mode.
6. The coke oven gas desulfurization pre-cooling device of claim 1, wherein: the bottom of the tower body (1) is round, and the top of the tower body (1) is pointed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920684609.3U CN209797885U (en) | 2019-05-14 | 2019-05-14 | coke oven gas desulfurization precooling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920684609.3U CN209797885U (en) | 2019-05-14 | 2019-05-14 | coke oven gas desulfurization precooling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209797885U true CN209797885U (en) | 2019-12-17 |
Family
ID=68832669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920684609.3U Expired - Fee Related CN209797885U (en) | 2019-05-14 | 2019-05-14 | coke oven gas desulfurization precooling apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209797885U (en) |
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2019
- 2019-05-14 CN CN201920684609.3U patent/CN209797885U/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: 20191217 Termination date: 20210514 |