CN215939532U - Coke oven flue gas dust removal desulfurization system - Google Patents
Coke oven flue gas dust removal desulfurization system Download PDFInfo
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- CN215939532U CN215939532U CN202121922993.XU CN202121922993U CN215939532U CN 215939532 U CN215939532 U CN 215939532U CN 202121922993 U CN202121922993 U CN 202121922993U CN 215939532 U CN215939532 U CN 215939532U
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Abstract
The utility model relates to the technical field of flue gas treatment, in particular to a coke oven flue gas dedusting and desulfurizing system which comprises a dedusting and desulfurizing device and a recovery device, wherein one side of the dedusting and desulfurizing device is fixedly connected with the recovery device, the dedusting and desulfurizing device comprises a dedusting and desulfurizing tower, a flue gas pipe, a desulfurizing mechanism, a pollution discharge mechanism and an air exhaust fan, and the outer surface of the dedusting and desulfurizing tower is fixedly connected with the flue gas pipe. The utility model has the advantages that: through setting up the sewerage mechanism, the second water pump is located the outside of tower body, whole process aqueous ammonia can not with the outer surface contact of second water pump, reduce the corruption that the aqueous ammonia caused the second water pump, thereby increase desulfurization system's life, through setting up the filter screen, the filter screen filters the water that the sedimentation tank flows into the recovery pond, the filter screen is pegged graft at the top of link, the link is located the top of sedimentation tank one side, the top of filter screen is provided with the handle, when being attached to debris on the filter screen, can hold the handle and take the filter screen out, be convenient for clear up the filter screen.
Description
Technical Field
The utility model relates to the technical field of flue gas treatment, in particular to a dust removal and desulfurization system for coke oven flue gas.
Background
Coke ovens, a furnace typically built of refractory bricks and refractory blocks, are used to char coal to produce coke. A furnace for refining coke by coal. Is the main thermal equipment for coking. The modern coke oven is a horizontal chamber type coke oven which mainly aims at producing metallurgical coke and can recover coking chemical products, and comprises an oven body and accessory equipment. The coke oven body consists of a furnace top, a combustion chamber, a carbonization chamber, a chute area, a regenerator and the like, and is connected with a chimney through a flue. The whole coke oven is built on a concrete foundation. Modern coke ovens are generally the same in basic structure, but can be divided into many types due to different coal charging modes, heat supply modes and fuels used.
The coke oven flue gas dust removal and desulfurization system disclosed in the Chinese patent CN210752059U avoids sulfur dioxide leakage, thereby improving the desulfurization effect, facilitating the liquid recovery and utilization and improving the practicability, but has the following disadvantages when solving the problems:
1. according to the coke oven flue gas dedusting and desulfurizing system, the sewage pump is directly positioned at the bottom of the absorption tower, and is soaked in the ammonia water for a long time to convey the ammonia water, and the ammonia water is corrosive and can corrode the sewage pump, so that the service life of the sewage pump is shortened, and the service life of the whole desulfurizing system is shortened;
2. this coke oven flue gas dust removal desulfurization system, filter screen fixed connection keep away from the top of inlet tube one side at the sedimentation tank, when having attached to debris on the filter screen, are not convenient for clear up the filter screen.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a dust removal and desulfurization system for coke oven flue gas.
The purpose of the utility model is realized by the following technical scheme: the coke oven flue gas dust removal and desulfurization system comprises a dust removal and desulfurization device and a recovery device, wherein one side of the dust removal and desulfurization device is fixedly connected with the recovery device;
dust removal and desulfurization device includes dust removal desulfurizing tower, flue gas pipe, desulfurization mechanism, sewage discharging mechanism and extraction fan, the outer fixed surface of dust removal desulfurizing tower is connected with the flue gas pipe, the flue gas pipe extends to the inside of dust removal desulfurizing tower, a plurality of through-holes have been seted up to the surface that the flue gas pipe is located the inside one end of dust removal desulfurizing tower, the inside middle part of dust removal desulfurizing tower is provided with desulfurization mechanism, one side of dust removal desulfurizing tower is provided with sewage discharging mechanism, the top fixed mounting of dust removal desulfurizing tower has extraction fan.
Preferably, recovery unit includes sedimentation tank, inlet tube, filter screen and recovery pond, one side fixedly connected with inlet tube of sedimentation tank, one side that the inlet tube was kept away from to the sedimentation tank is provided with the link, the filter screen has been pegged graft at the top of link, the top of filter screen is provided with the handle, one side that the inlet tube was kept away from to the sedimentation tank is provided with the recovery pond.
By adopting the technical scheme, the components contained in the recovery device and the connection mode among the components are introduced.
Preferably, the dust removal desulfurizing tower includes tower body, first connecting hole, second connecting hole, third connecting hole and connector, first connecting hole has been seted up to the bottom of tower body surface, the second connecting hole has been seted up to the surface of tower body, the third connecting hole has been seted up to the surface of tower body, the connector has been seted up at the top of tower body.
By adopting the technical scheme, all parts contained in the dedusting and desulfurizing tower and the connection mode among the parts are introduced.
Preferably, desulfurization mechanism includes feed pipe, first water pump, first connecting pipe, spray disc and connecting block, the first water pump of one end fixedly connected with of feed pipe, the first connecting pipe of output fixedly connected with of first water pump, the one end fixedly connected with spray disc of first water pump is kept away from to first connecting pipe, spray disc's outer fixed surface is connected with the connecting block.
By adopting the technical scheme, all parts contained in the desulfurization mechanism and the connection mode among the parts are introduced.
Preferably, the sewage discharging mechanism comprises a water pumping pipe, a second water pump and a second connecting pipe, the second water pump is fixedly connected to one end of the water pumping pipe, and the second connecting pipe is fixedly connected to the output end of the second water pump.
By adopting the technical scheme, the parts contained in the sewage draining mechanism and the connection mode among the parts are introduced.
Preferably, one end of the second connecting pipe, which is far away from the second water pump, is fixedly connected with the water inlet pipe.
By adopting the technical scheme, the specific connection mode between the dust removal and desulfurization device and the recovery device is introduced.
Preferably, the first connecting pipe is fixedly connected with the tower body through a second connecting hole, and the spray disc is fixedly connected with the tower body through a connecting block.
By adopting the technical scheme, the specific connection mode between the desulfurization mechanism and the dedusting and desulfurization tower is introduced.
Preferably, the flue gas pipe is fixedly connected with the tower body through a first connecting hole.
By adopting the technical scheme, the specific connection mode between the flue gas pipe and the dedusting and desulfurizing tower is introduced.
Preferably, the water pumping pipe is fixedly connected with the tower body through a third connecting hole.
By adopting the technical scheme, the specific connection mode between the sewage draining mechanism and the dedusting and desulfurizing tower is introduced.
Preferably, the height of the recovery tank is lower than that of the sedimentation tank.
By adopting the technical scheme, the height relation between the recovery tank and the sedimentation tank is introduced.
The utility model has the following advantages:
1. according to the coke oven flue gas dust removal and desulfurization system, the blow-down mechanism is arranged, the second water pump is positioned outside the tower body, when the coke oven flue gas dust removal and desulfurization system is used, the second water pump is started, sewage is pumped out of the tower body through the water pumping pipe by the second water pump, ammonia water cannot be in contact with the outer surface of the second water pump in the whole process, and corrosion of the ammonia water to the second water pump is reduced, so that the service life of the second water pump is prolonged, and the service life of the desulfurization system is prolonged;
2. this coke oven flue gas dust removal desulfurization system, through setting up the filter screen, the filter screen filters the water that the sedimentation tank flowed into the recovery pond, and the filter screen is pegged graft at the top of link, and the link is located the top of sedimentation tank one side, and the top of filter screen is provided with the handle, when having attached to debris on the filter screen, can hold the handle and take out the filter screen, is convenient for clear up the filter screen.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view of the dust-removing desulfurization apparatus of the present invention;
FIG. 3 is a schematic view of the recycling apparatus of the present invention;
FIG. 4 is a schematic cross-sectional view of a dust removal desulfurization tower of the present invention;
FIG. 5 is a schematic structural view of a desulfurization mechanism according to the present invention;
fig. 6 is a schematic structural view of the sewage discharging mechanism of the present invention.
In the figure: 1-dust removal and desulfurization device, 10-dust removal and desulfurization tower, 101-tower body, 102-first connecting hole, 103-second connecting hole, 104-third connecting hole, 105-connecting hole, 11-flue gas pipe, 12-desulfurization mechanism, 121-water supply pipe, 122-first water pump, 123-first connecting pipe, 124-spray plate, 125-connecting block, 13-blowdown mechanism, 131-water pumping pipe, 132-second water pump, 133-second connecting pipe, 14-suction fan, 2-recovery device, 201-sedimentation tank, 202-water inlet pipe, 203-filter screen, and 204-recovery tank.
Detailed Description
The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.
As shown in fig. 1-6, the coke oven flue gas dust removal and desulfurization system comprises a dust removal and desulfurization device 1 and a recovery device 2, wherein one side of the dust removal and desulfurization device 1 is fixedly connected with the recovery device 2;
as shown in fig. 2, the dust removal and desulfurization device 1 includes a dust removal and desulfurization tower 10, a flue gas pipe 11, a desulfurization mechanism 12, a sewage disposal mechanism 13 and an air exhaust fan 14, the outer fixed surface of the dust removal and desulfurization tower 10 is connected with the flue gas pipe 11, the flue gas pipe 11 extends to the inside of the dust removal and desulfurization tower 10, a plurality of through holes have been seted up to the surface that the flue gas pipe 11 is located the inside one end of the dust removal and desulfurization tower 10, the inside middle part of the dust removal and desulfurization tower 10 is provided with the desulfurization mechanism 12, one side of the dust removal and desulfurization tower 10 is provided with the sewage disposal mechanism 13, the top fixed mounting of the dust removal and desulfurization tower 10 has the air exhaust fan 14.
As a preferred technical solution of the present invention, as shown in fig. 3, the recycling device 2 includes a sedimentation tank 201, a water inlet pipe 202, a filter screen 203 and a recycling tank 204, the water inlet pipe 202 is fixedly connected to one side of the sedimentation tank 201, a connection frame is arranged on one side of the sedimentation tank 201 away from the water inlet pipe 202, the filter screen 203 is inserted into the top of the connection frame, a handle is arranged on the top of the filter screen 203, the recycling tank 204 is arranged on one side of the sedimentation tank 201 away from the water inlet pipe 202, the filter screen 203 filters water flowing into the recycling tank 204 from the sedimentation tank 201 by arranging the filter screen 203, the filter screen 203 is inserted into the top of the connection frame, the connection frame is arranged on the top of one side of the sedimentation tank 201, and the handle is arranged on the top of the filter screen 203.
As a preferred technical solution of the present invention, as shown in fig. 4, the dust-removing desulfurization tower 10 includes a tower body 101, a first connection hole 102, a second connection hole 103, a third connection hole 104 and a connection port 105, wherein the first connection hole 102 is formed at the bottom of the outer surface of the tower body 101, the second connection hole 103 is formed at the outer surface of the tower body 101, the third connection hole 104 is formed at the outer surface of the tower body 101, and the connection port 105 is formed at the top of the tower body 101.
As a preferred embodiment of the present invention, as shown in fig. 5, the desulfurization mechanism 12 includes a water supply pipe 121, a first water pump 122, a first connection pipe 123, a spray plate 124 and a connection block 125, wherein one end of the water supply pipe 121 is fixedly connected with the first water pump 122, an output end of the first water pump 122 is fixedly connected with the first connection pipe 123, one end of the first connection pipe 123 far away from the first water pump 122 is fixedly connected with the spray plate 124, and an outer surface of the spray plate 124 is fixedly connected with the connection block 125.
As a preferred technical solution of the present invention, as shown in fig. 6, the drainage mechanism 13 includes a water pumping pipe 131, a second water pump 132 and a second connecting pipe 133, one end of the water pumping pipe 131 is fixedly connected with the second water pump 132, an output end of the second water pump 132 is fixedly connected with the second connecting pipe 133, by providing the drainage mechanism 13, the second water pump 132 is located outside the tower body 101, when in use, the second water pump 132 is started, the second water pump 132 pumps the sewage from the tower body 101 through the water pumping pipe 131, the ammonia water does not contact with an outer surface of the second water pump 132 in the whole process, corrosion of the ammonia water to the second water pump 132 is reduced, so that the service life of the second water pump 132 is increased, and further the service life of the desulfurization system is increased.
As a preferred embodiment of the present invention, as shown in fig. 1, one end of the second connection pipe 133 far from the second water pump 132 is fixedly connected to the water inlet pipe 202.
As a preferred embodiment of the present invention, as shown in fig. 2, the first connection pipe 123 is fixedly connected to the tower body 101 through the second connection hole 103, and the shower tray 124 is fixedly connected to the tower body 101 through the connection block 125.
As a preferred technical solution of the present invention, as shown in fig. 2, the flue gas pipe 11 is fixedly connected with the tower body 101 through a first connection hole 102.
As a preferred embodiment of the present invention, as shown in fig. 2, the pumping pipe 131 is fixedly connected to the tower body 101 through the third connection hole 104.
As a preferred embodiment of the present invention, as shown in FIG. 3, the height of the recovery tank 204 is lower than that of the sedimentation tank 201.
The working process of the utility model is as follows:
s1, starting the first water pump 122, and injecting water into the spray disc 124 through the first connecting pipe 123 and then into the tower body 101 through the spray disc 124;
s2, when water is over the flue gas pipe 11, starting the air extracting fan 14, enabling the coke oven flue gas to enter the tower body 101 from the flue gas pipe 11, dedusting the flue gas through the water, then contacting the flue gas with the water sprayed by the spraying disc 124 in the rising process, desulfurizing, and finally discharging from the air extracting fan 14;
s3, when the sewage in the tower body 101 needs to be treated, starting the second water pump 132, pumping the sewage out of the tower body 101 through the water pumping pipe 131 by the second water pump 132, and enabling the sewage to enter the sedimentation tank 201 along the second connecting pipe 133 and the water inlet pipe 202;
s4, by arranging the filter screen 203, inserting the filter screen 203 at the top of the connecting frame, wherein the connecting frame is positioned at the top of one side of the sedimentation tank 201, filtering the water flowing into the recovery tank 204 from the sedimentation tank 201 by the filter screen 203, and enabling the filtered water to enter the recovery tank 204 and be reused;
and S5, when sundries are attached to the filter screen 203, the filter screen 203 can be pulled out by holding the handle with a hand, and the filter screen 203 is cleaned.
To sum up, when the desulfurization system is used by a user, the second water pump 132 is positioned outside the tower body 101 by arranging the sewage draining mechanism 13, when the desulfurization system is used, the second water pump 132 is started, the second water pump 132 pumps sewage out of the tower body 101 through the water pumping pipe 131, ammonia water cannot contact with the outer surface of the second water pump 132 in the whole process, corrosion of the ammonia water to the second water pump 132 is reduced, the service life of the second water pump 132 is prolonged, and the service life of the desulfurization system is prolonged; through setting up filter screen 203, filter screen 203 filters the water that sedimentation tank 201 flowed into recovery pond 204, and filter screen 203 is pegged graft at the top of link, and the link is located the top of sedimentation tank 201 one side, and the top of filter screen 203 is provided with the handle, when having attached to debris on filter screen 203, can hold the handle and take out filter screen 203, is convenient for clear up filter screen 203.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The coke oven flue gas dust removal desulfurization system is characterized in that: the device comprises a dust removal and desulfurization device (1) and a recovery device (2), wherein one side of the dust removal and desulfurization device (1) is fixedly connected with the recovery device (2);
dust removal and desulfurization device (1) is including dust removal desulfurizing tower (10), flue gas pipe (11), desulfurization mechanism (12), blow-down mechanism (13) and extraction fan (14), the external fixed surface of dust removal desulfurizing tower (10) is connected with flue gas pipe (11), flue gas pipe (11) extend and declare to the inside of dust removal desulfurizing tower (10), a plurality of through-holes have been seted up to the surface that flue gas pipe (11) are located the inside one end of dust removal desulfurizing tower (10), the inside middle part of dust removal desulfurizing tower (10) is provided with desulfurization mechanism (12), one side of dust removal desulfurizing tower (10) is provided with blow-down mechanism (13), the top fixed mounting of dust removal desulfurizing tower (10) has extraction fan (14).
2. The coke oven flue gas dedusting and desulfurizing system of claim 1, wherein: recovery unit (2) are including sedimentation tank (201), inlet tube (202), filter screen (203) and recovery pond (204), one side fixedly connected with inlet tube (202) of sedimentation tank (201), one side that inlet tube (202) were kept away from in sedimentation tank (201) is provided with the link, the top of link is pegged graft and is had filter screen (203), the top of filter screen (203) is provided with the handle, one side that inlet tube (202) were kept away from in sedimentation tank (201) is provided with recovery pond (204).
3. The coke oven flue gas dedusting and desulfurizing system of claim 1, wherein: dust removal desulfurizing tower (10) are including tower body (101), first connecting hole (102), second connecting hole (103), third connecting hole (104) and connector (105), first connecting hole (102) have been seted up to the bottom of tower body (101) surface, second connecting hole (103) have been seted up to the surface of tower body (101), third connecting hole (104) have been seted up to the surface of tower body (101), connector (105) have been seted up at the top of tower body (101).
4. The coke oven flue gas dedusting and desulfurizing system of claim 1, wherein: desulfurization mechanism (12) are including feed pipe (121), first water pump (122), first connecting pipe (123), spray dish (124) and connecting block (125), the first water pump (122) of one end fixedly connected with of feed pipe (121), the first connecting pipe (123) of output fixedly connected with of first water pump (122), the one end fixedly connected with spray dish (124) of first water pump (122) are kept away from in first connecting pipe (123), the outer fixed surface of spray dish (124) is connected with connecting block (125).
5. The coke oven flue gas dedusting and desulfurizing system of claim 1, wherein: the blowdown mechanism (13) include drinking-water pipe (131), second water pump (132) and second connecting pipe (133), the one end fixedly connected with second water pump (132) of drinking-water pipe (131), the output fixedly connected with second connecting pipe (133) of second water pump (132).
6. The coke oven flue gas dedusting and desulfurizing system of claim 5, wherein: one end, far away from the second water pump (132), of the second connecting pipe (133) is fixedly connected with the water inlet pipe (202).
7. The coke oven flue gas dedusting and desulfurizing system of claim 4, wherein: the first connecting pipe (123) is fixedly connected with the tower body (101) through a second connecting hole (103), and the spray disc (124) is fixedly connected with the tower body (101) through a connecting block (125).
8. The coke oven flue gas dedusting and desulfurizing system of claim 3, wherein: the flue gas pipe (11) is fixedly connected with the tower body (101) through a first connecting hole (102).
9. The coke oven flue gas dedusting and desulfurizing system of claim 5, wherein: the water pumping pipe (131) is fixedly connected with the tower body (101) through a third connecting hole (104).
10. The coke oven flue gas dedusting and desulfurizing system of claim 2, wherein: the height of the recovery tank (204) is lower than that of the sedimentation tank (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121922993.XU CN215939532U (en) | 2021-08-17 | 2021-08-17 | Coke oven flue gas dust removal desulfurization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121922993.XU CN215939532U (en) | 2021-08-17 | 2021-08-17 | Coke oven flue gas dust removal desulfurization system |
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| CN215939532U true CN215939532U (en) | 2022-03-04 |
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| CN202121922993.XU Active CN215939532U (en) | 2021-08-17 | 2021-08-17 | Coke oven flue gas dust removal desulfurization system |
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| CN (1) | CN215939532U (en) |
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- 2021-08-17 CN CN202121922993.XU patent/CN215939532U/en active Active
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