CN218579897U - Flue gas purification device for blast furnace gas fine desulfurization - Google Patents
Flue gas purification device for blast furnace gas fine desulfurization Download PDFInfo
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- CN218579897U CN218579897U CN202222960935.7U CN202222960935U CN218579897U CN 218579897 U CN218579897 U CN 218579897U CN 202222960935 U CN202222960935 U CN 202222960935U CN 218579897 U CN218579897 U CN 218579897U
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Abstract
The utility model provides a flue gas purification device for blast furnace gas fine desulphurization, including the furnace body, the furnace body has the gas filtering device through flue gas pipeline intercommunication, still includes supporting mechanism, flue gas purification case, flue gas purification mechanism and intake pipe, and it has the blast pipe to circulate between flue gas purification case and the furnace body, and the intake pipe intercommunication is in one side of flue gas purification case, and supporting mechanism includes two backup pads, two backup pads all with the lateral wall fixed connection of furnace body, the bottom of two backup pads all is connected with the connecting plate, equal symmetric connection has two support bars on two connecting plates. This a flue gas purification device for blast furnace gas fine desulphurization is convenient for filter the blast furnace gas impurity that gets into in the furnace body through the cooperation of supporting mechanism, gas cleaning case, gas cleaning mechanism and intake pipe, can purify the blast furnace gas after the burning through the intercommunication of flue gas pipeline and gas filtering device simultaneously to can improve the work efficiency to blast furnace gas fine desulphurization.
Description
Technical Field
The utility model relates to a flue gas purification device technical field, concretely relates to flue gas purification device for blast furnace gas fine desulphurization.
Background
Blast furnace gas is a byproduct combustible gas in the blast furnace ironmaking production process, and mainly comprises 6-12% of carbon dioxide, 28-33% of carbon monoxide, 1-4% of hydrogen, 55-60% of nitrogen, 0.2-0.5% of hydrocarbons and a small amount of sulfur dioxide, wherein sulfur in the blast furnace gas comprises organic sulfur, inorganic sulfur and the like, and can be converted into SO in subsequent combustion 2 The secondary pollution is easy to cause, and in order to reduce the pollution of the blast furnace gas to the environment, the blast furnace gas is purified by the blast furnace gas fine desulfurization technology in the market at present.
In the search of blast furnace gas fine desulfurization technology, a detachable gas filter device for blast furnace gas fine desulfurization, which is disclosed in chinese patent publication No. CN215864714U, is found, and when the gas filter device is used, the gas filter device is disposed on a furnace body of a blast furnace, the gas filter device is communicated with the top of the furnace body through a flue gas pipeline, and can purify gas after combustion of the furnace body, and although the gas filter device is convenient for improving a purification effect of flue gas, the gas filter device purifies gas after combustion of the furnace body, and is inconvenient for purifying gas before entering the furnace body, the gas usually contains a large amount of impurities, which are easily adhered and accumulated in the furnace body, and easily affect the desulfurization efficiency of the blast furnace gas by the furnace body.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To prior art not enough, the utility model provides a flue gas purification device for blast furnace gas fine desulphurization to the coal gas that the solution was proposed in the background art before the furnace body is not convenient for purify, impurity in the coal gas causes the problem of influence to the desulfurization efficiency of blast furnace gas easily to the furnace body.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a flue gas purification device for blast furnace gas fine desulfurization comprises a furnace body, a support mechanism, a flue gas purification box, a flue gas purification mechanism and an air inlet pipe, wherein the furnace body is communicated with an air filtering device through a flue gas pipeline;
the supporting mechanism is fixedly arranged on one side of the furnace body;
the flue gas purification box is positioned at the top end of the supporting mechanism, an air supply pipe is communicated between the flue gas purification box and the furnace body, and the flue gas purification box is used for treating blast furnace gas;
the flue gas purification mechanism is detachably arranged in the flue gas purification box and is used for purifying blast furnace gas;
the air inlet pipe is communicated with one side of the flue gas purification box and is used for air inlet of blast furnace gas.
The supporting mechanism comprises two supporting plates, the two supporting plates are fixedly connected with the outer side wall of the furnace body, the bottom ends of the two supporting plates are connected with a connecting plate, the two supporting plates are symmetrically connected to the connecting plate, and fixing assemblies are arranged between the supporting plates.
Preferably, the flue gas purification case includes the box, the box is located between two backup pads, and the protection mouth has been seted up on the top of box, protection mouth department can dismantle and be connected with the guard plate, is provided with the positioning seat between guard plate and the box, and the top symmetric connection of guard plate has two to draw the ring, two draw the equal fixedly connected with frosting pad in bottom of ring.
As the preferred technical scheme of this application, flue gas purification mechanism includes filter, cartridge filter and filter screen, filter, cartridge filter and filter screen all can dismantle with the box and be connected, and the net gape diameter of seting up on filter, cartridge filter and the filter screen diminishes from a left side to the right side in proper order, be provided with the fine desulfurization catalyst in the cartridge filter for the purification of the sulphur pollutant in the blast furnace gas.
As a further scheme of this scheme, fixed subassembly includes two fixed strips, two the fixed strip respectively with four support bar fixed connection, all be connected with the fixed column on two fixed strips, two fixedly connected with fixed plate between the fixed column.
On the basis of the scheme, the positioning seat includes four reference columns, four the reference column all is connected with the guard plate, and the plane that matches with the top of guard plate is all seted up to the bottom of four reference columns, all is connected with the locating lever on four reference columns, four the one end that the locating lever is close to the box all flushes with the lateral wall of box.
On the basis of the scheme, the box body is further provided with two grooves on the inner bottom wall, the two grooves are internally and fixedly connected with iron attracting plates, the top ends of the iron attracting plates are provided with a plurality of magnet blocks, and the magnet blocks and the iron attracting plates are attracted magnetically.
In addition, a sealing ring is arranged between the protection plate and the box body.
(III) advantageous effects
Compared with the prior art, the utility model provides a flue gas purification device for blast furnace gas fine desulphurization possesses following beneficial effect:
the utility model discloses in, through be connected with supporting mechanism on the furnace body, be convenient for support the flue gas purification box, through the intake pipe, can make blast furnace gas get into in the flue gas purification box, the effect that is provided with flue gas purification mechanism in the flue gas purification box lies in, be convenient for filter and purify the impurity in the blast furnace gas that gets into the furnace body, and there is the flue gas pipeline through the intercommunication on the furnace body, can make the gas filtering device purify the blast furnace gas after burning, therefore, this a flue gas purification device for blast furnace gas fine desulphurization is convenient for pass through supporting mechanism, the flue gas purification box, the cooperation of flue gas purification mechanism and intake pipe filters the blast furnace gas impurity that gets into in the furnace body, the intercommunication through flue gas pipeline and gas filtering device can purify the blast furnace gas after burning simultaneously, thereby can improve the work efficiency to blast furnace gas fine desulphurization.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;
fig. 2 is a schematic perspective view of the supporting mechanism of the present invention;
FIG. 3 is a schematic view of the exploded perspective structure of the flue gas purification box and the flue gas purification mechanism of the present invention;
fig. 4 is a schematic diagram of a partial enlarged structure at a in fig. 3 according to the present invention.
In the figure: 1. a furnace body; 2. a flue gas duct; 3. a gas filtering device; 4. a support mechanism; 5. a flue gas purification box; 6. a flue gas purification mechanism; 7. an air inlet pipe; 401. a support plate; 402. a connecting plate; 403. a supporting strip; 404. a fixing strip; 405. fixing a column; 406. a fixing plate; 501. a box body; 502. a protection plate; 503. pulling the handle ring; 504. a positioning column; 505. positioning a rod; 506. an iron sucking plate; 507. a magnet block; 508. a seal ring; 601. a filter plate; 602. a filter cartridge; 603. a filter screen; 604. a fine desulfurization catalyst.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, a flue gas purification device for blast furnace gas fine desulfurization comprises a furnace body 1, the furnace body 1 is communicated with a gas filtering device 3 through a flue gas pipeline 2, the furnace body 1, the flue gas pipeline 2 and the gas filtering device 3 are all a structure of a detachable gas filtering device 3 for blast furnace gas fine desulfurization with the patent publication number of CN215864714U, wherein the gas filtering device 3 comprises a cylinder, a filter sieve and the like, and can purify flue gas after combustion of the furnace body 1, which is not a creation point of the present document, and is not described much herein, and further comprises a supporting mechanism 4, a flue gas purification box 5, a flue gas purification mechanism 6 and an air inlet pipe 7, the supporting mechanism 4 is fixedly arranged at one side of the furnace body 1, the flue gas purification box 5 is positioned at the top end of the supporting mechanism 4, and an air supply pipe is communicated between the flue gas purification box 5 and the furnace body 1, the flue gas purification box 5 is used for blast furnace gas treatment, the flue gas purification mechanism 6 is detachably arranged in the flue gas purification box 5 and is used for blast furnace gas purification, and the air inlet pipe 7 is communicated at one side of the flue gas purification box 5.
After the flue gas purification box 5 is placed on the supporting mechanism 4, the flue gas purification box 5 is communicated with the furnace body 1 through the air supply pipe, then the blast furnace gas enters the flue gas purification box 5 through the air inlet pipe 7, and impurities in the blast furnace gas can be filtered through the flue gas purification mechanism 6, so that the influence of the impurities in the blast furnace gas on the fine desulfurization of the furnace body 1 can be reduced.
In fig. 1 to 4, the supporting mechanism 4 includes two supporting plates 401, the two supporting plates 401 are all fixedly connected to the outer side wall of the furnace body 1, the bottom ends of the two supporting plates 401 are all connected to a connecting plate 402, the two connecting plates 402 are all symmetrically connected to two supporting bars 403, a fixing assembly is disposed between the four supporting bars 403, the fixing assembly includes two fixing bars 404, the two fixing bars 404 are respectively fixedly connected to the four supporting bars 403, the two fixing bars 404 are all connected to fixing columns 405, and a fixing plate 406 is fixedly connected between the two fixing columns 405.
Through the connection of fixed column 405 and fixed plate 406, can support the support strip 403, after placing gas cleaning box 5 between two support plates 401, can carry out stable support to gas cleaning box 5 through the cooperation of four support strips 403.
In fig. 1-4, flue gas purification box 5 includes box 501, box 501 is located between two backup pads 401, the protection mouth has been seted up on the top of box 501, protection mouth department can dismantle and be connected with protection plate 502, be provided with the positioning seat between protection plate 502 and the box 501, the positioning seat includes four reference columns 504, four reference columns 504 all are connected with protection plate 502, the plane that matches with the top of protection plate 502 is all seted up to the bottom of four reference columns 504, all be connected with locating lever 505 on four reference columns 504, four locating lever 505 are close to the one end of box 501 and all flush with the lateral wall of box 501, the top symmetric connection of protection plate 502 has two to draw ring 503, two draw the equal fixedly connected with frosting pad in bottom of ring 503, through the connection of ring and frosting pad, can remove protection plate 502 on box 501, be provided with sealing washer 508 between protection plate 502 and the box 501, be convenient for reduce revealing of flue gas in the box 501.
After placing protection plate 502 on box 501 through the connection of pulling handle ring 503 and sanding pad, can increase the stability that protection plate 502 placed on box 501 through the connection of reference column 504 and locating lever 505 to can protect the filtering process of box 501 to blast furnace gas.
In fig. 1-4, the flue gas purification mechanism 6 includes a filter plate 601, a filter cartridge 602 and a filter screen 603, the filter plate 601, the filter cartridge 602 and the filter screen 603 can be detachably connected to the box 501, the filter plate 601, the mesh opening diameters set on the filter cartridge 602 and the filter screen 603 decrease from left to right in sequence, a fine desulfurization catalyst 604 is provided in the filter cartridge 602, the flue gas purification apparatus is used for purifying sulfur-containing pollutants in blast furnace gas, refer to the fine desulfurization catalyst 604 in a blast furnace gas fine desulfurization reactor of CN217499172U, two grooves are provided on the inner bottom wall of the box 501, iron attracting plates 506 are fixedly connected in the two grooves, a plurality of magnet blocks 507 are provided at the top ends of the two iron attracting plates 506, the magnet blocks 507 are magnetically attracted to the iron attracting plates 506, the magnet blocks 507 are moved on the iron attracting plates 506, the positions of the filter plate 601, the filter cartridge 602 and the filter screen 603 can be adjusted.
After the positions of the magnet blocks 507 are moved on the two iron attracting plates 506, the filter plate 601, the filter cylinder 602 and the filter screen 603 are respectively placed between the four adjacent magnet blocks 507, so that the positions of the filter plate 601, the filter cylinder 602 and the filter screen 603 can be fixed, and impurities in the blast furnace gas can be filtered and purified through the cooperation of the filter plate 601, the filter cylinder 602 and the filter screen 603.
When the application is used, this a flue gas purification device for blast furnace gas fine desulfurization, at first place flue gas purification box 5 between two backup pads 401 and four support bars 403, then communicate furnace body 1 and flue gas purification box 5 through the blast pipe, and communicate intake pipe 7 on box 501, after the intercommunication is accomplished to intake pipe 7, adjust the position of a plurality of magnet pieces 507 on two magnet boards 506, then with filter plate 601, place filter cylinder 602 and filter screen 603 of fine desulfurization catalyst 604 and place respectively between four adjacent magnet pieces 507, when to filter plate 601, after the position control of filter cylinder 602 and filter screen 603 is accomplished, place protection plate 502 on box 501 through two pull handle rings 503, through the connection of reference column 504 and locating lever 505, can increase the stability that protection plate 502 placed on box 501, then let in the box 501 blast furnace gas through intake pipe 7, through filter plate 601, can filter the large granule impurity in the filter cylinder 503, through the fine desulfurization catalyst in the filter cylinder 602, can catalyze the sulphur in the blast furnace gas, and through the impurity of filter screen 603, the fine desulfurization device can be used for the flue gas purification after the fine desulfurization gas gets into the flue gas purification device after the fine desulfurization gas purification furnace gas gets into fine desulfurization furnace gas, thereby the flue gas purification device can be used for flue gas purification furnace gas after the fine desulfurization furnace gas purification flue gas 3.
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 (8)
1. The utility model provides a flue gas purification device for blast furnace gas fine desulphurization, includes furnace body (1), furnace body (1) has through flue gas pipeline (2) intercommunication to strain gas device (3), its characterized in that still includes:
the supporting mechanism (4), the said supporting mechanism (4) is fixed to one side of the furnace body (1);
the flue gas purification box (5) is positioned at the top end of the supporting mechanism (4), an air supply pipe is communicated between the flue gas purification box (5) and the furnace body (1), and the flue gas purification box (5) is used for treating blast furnace gas;
the flue gas purification mechanism (6), the flue gas purification mechanism (6) is detachably arranged in the flue gas purification box (5) and is used for purifying blast furnace gas;
and the air inlet pipe (7) is communicated with one side of the flue gas purification box (5) and is used for introducing blast furnace gas.
2. The flue gas purification device for blast furnace gas fine desulfurization according to claim 1, wherein the supporting mechanism (4) comprises two supporting plates (401), the two supporting plates (401) are both fixedly connected with the outer side wall of the furnace body (1), the bottom ends of the two supporting plates (401) are both connected with a connecting plate (402), the two connecting plates (402) are both symmetrically connected with two supporting bars (403), and a fixing component is arranged between the four supporting bars (403).
3. The flue gas purification device for blast furnace gas fine desulfurization according to claim 2, characterized in that the flue gas purification box (5) comprises a box body (501), the box body (501) is located between two support plates (401), a protection opening is formed in the top end of the box body (501), a protection plate (502) is detachably connected to the protection opening, a positioning seat is arranged between the protection plate (502) and the box body (501), two pull handle rings (503) are symmetrically connected to the top end of the protection plate (502), and a frosting pad is fixedly connected to the bottom ends of the two pull handle rings (503).
4. The flue gas purification device for blast furnace gas fine desulfurization according to claim 1, wherein the flue gas purification mechanism (6) comprises a filter plate (601), a filter cartridge (602) and a filter screen (603), the filter plate (601), the filter cartridge (602) and the filter screen (603) are detachably connected with the box body (501), the diameters of the openings formed on the filter plate (601), the filter cartridge (602) and the filter screen (603) are sequentially reduced from left to right, and a fine desulfurization catalyst (604) is arranged in the filter cartridge (602) and is used for purifying sulfur-containing pollutants in the blast furnace gas.
5. The flue gas purification device for blast furnace gas fine desulfurization according to claim 2, wherein the fixing assembly comprises two fixing strips (404), the two fixing strips (404) are respectively and fixedly connected with four supporting bars (403), fixing columns (405) are respectively connected to the two fixing strips (404), and a fixing plate (406) is fixedly connected between the two fixing columns (405).
6. The flue gas purification device for blast furnace gas fine desulfurization according to claim 3, wherein the positioning seat comprises four positioning columns (504), the four positioning columns (504) are all connected with the protection plate (502), the bottom ends of the four positioning columns (504) are all provided with a plane matched with the top end of the protection plate (502), the four positioning columns (504) are all connected with positioning rods (505), and one ends of the four positioning rods (505) close to the box body (501) are all flush with the outer side wall of the box body (501).
7. The flue gas purification device for blast furnace gas fine desulfurization according to claim 3, wherein two grooves are formed in the inner bottom wall of the box body (501), iron attracting plates (506) are fixedly connected in the two grooves, a plurality of magnet blocks (507) are arranged at the top ends of the two iron attracting plates (506), and the magnet blocks (507) and the iron attracting plates (506) are magnetically attracted.
8. The flue gas cleaning device for blast furnace gas fine desulphurization according to claim 3, characterized in that a sealing ring (508) is arranged between the protection plate (502) and the tank body (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222960935.7U CN218579897U (en) | 2022-11-07 | 2022-11-07 | Flue gas purification device for blast furnace gas fine desulfurization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222960935.7U CN218579897U (en) | 2022-11-07 | 2022-11-07 | Flue gas purification device for blast furnace gas fine desulfurization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218579897U true CN218579897U (en) | 2023-03-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222960935.7U Active CN218579897U (en) | 2022-11-07 | 2022-11-07 | Flue gas purification device for blast furnace gas fine desulfurization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218579897U (en) |
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2022
- 2022-11-07 CN CN202222960935.7U patent/CN218579897U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Aiying Inventor after: Liu Sen Inventor after: Cang Daqiang Inventor after: Li Shenyong Inventor after: Zhang Lingling Inventor after: Liu Xiaoming Inventor after: Chang Tao Inventor before: Wang Aiying Inventor before: Liu Sen Inventor before: Cang Daqiang Inventor before: Li Shenyong Inventor before: Liu Lingling Inventor before: Liu Xiaoming Inventor before: Chang Tao |
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| CB03 | Change of inventor or designer information |