CN213555936U - High-efficient blast furnace dust collector - Google Patents
High-efficient blast furnace dust collector Download PDFInfo
- Publication number
- CN213555936U CN213555936U CN202020971347.1U CN202020971347U CN213555936U CN 213555936 U CN213555936 U CN 213555936U CN 202020971347 U CN202020971347 U CN 202020971347U CN 213555936 U CN213555936 U CN 213555936U
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- China
- Prior art keywords
- dust removal
- blast furnace
- gas
- waste heat
- heat recovery
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- Expired - Fee Related
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- 239000000428 dust Substances 0.000 title claims abstract description 86
- 239000012535 impurity Substances 0.000 claims abstract description 36
- 239000002918 waste heat Substances 0.000 claims abstract description 32
- 238000011084 recovery Methods 0.000 claims abstract description 31
- 239000007789 gas Substances 0.000 claims description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 239000004744 fabric Substances 0.000 claims description 21
- 238000003860 storage Methods 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Landscapes
- Blast Furnaces (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a high-efficient blast furnace dust collector, including waste heat recovery subassembly and dust removal sack case shell, the waste heat recovery subassembly is linked together through first gas-supply pipe and dust removal case, and the dust removal case is linked together through second gas-supply pipe and dust removal sack case shell, be fixed with the slide on the dust removal incasement wall, and slide sliding connection has the filter screen, and the filter screen right side is provided with back the shape fixed plate simultaneously, back the shape fixed plate right side is fixed in dust removal case left side, and just back the shape fixed plate right side and inlay and have first sealed lid, dust removal case downside runs through there is first discharge gate, and first discharge gate and second discharge gate downside all are fixed with hollow screw spare, the inside second exhaust fan that all is provided with of second gas-supply pipe and exhaust pipe. This high-efficient blast furnace dust collector is provided with hollow screw spare and impurity holding vessel, and hollow screw spare can be directly dismantled with the impurity holding vessel, can unify the processing to the dust in the impurity holding vessel like this, easy operation, it is convenient.
Description
Technical Field
The utility model relates to a blast furnace technical field specifically is a high-efficient blast furnace dust collector.
Background
The blast furnace is made of steel plate as shell, refractory brick lining is built in the shell, and the blast furnace body is divided into furnace throat, furnace body, furnace waist, furnace belly and furnace hearth 5 from top to bottom. Because of the advantages of good economic index, simple process, large production capacity, high labor production efficiency, low energy consumption and the like of the blast furnace ironmaking technology, the iron produced by the method accounts for the vast majority of the total iron production in the world.
The high-efficient blast furnace dust collector that has now is when removing dust to the gas in the blast furnace, does not carry out the preliminary treatment to the impurity in the gas, and inside the last direct dust removal sack that gets into increased the clean number of times in later stage to the dust that the dust collector bottom sediment is not convenient for directly clean it, increases the clean degree of difficulty.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-efficient blast furnace dust collector to when solving the gas of the current high-efficient blast furnace dust collector who proposes in the above-mentioned background art in to the blast furnace and removing dust, do not carry out the preliminary treatment to the impurity in the gas, inside the last direct dust removal sack that gets into, increase the clean number of times in later stage, and the dust that the dust collector bottom depositd is not convenient for directly clean it, increases the problem of the clean degree of difficulty.
In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency blast furnace dust removal device comprises a waste heat recovery assembly and a dust removal cloth bag box shell, wherein the waste heat recovery assembly is communicated with a dust removal box through a first gas pipe, and the dust removal box is communicated with the dust removal cloth bag box shell through a second gas pipe; be fixed with the slide on the dust removal incasement wall, and slide sliding connection has the filter screen, and the filter screen right side is provided with back the shape fixed plate simultaneously, it fixes in dust removal case left side to return shape fixed plate right side, and returns shape fixed plate right side and inlay and have first sealed lid, dust removal case downside runs through there is first discharge gate, and first discharge gate and second discharge gate downside all are fixed with hollow screw, and hollow screw downside threaded connection has the impurity holding vessel simultaneously, the inside second exhaust fan that all is provided with of second gas-supply pipe and exhaust pipe.
Preferably, the waste heat recovery subassembly includes waste heat recovery case, air inlet, water pipe, water inlet, delivery port and gas outlet, the inside water pipe that is provided with of waste heat recovery case, and the water pipe left side is provided with the water inlet, and the water pipe right side is provided with the delivery port simultaneously, the waste heat recovery case downside runs through there is the air inlet, and the waste heat recovery case upside runs through there is the gas outlet, and the gas outlet is linked together with first gas-supply pipe simultaneously.
Preferably, the slide way and the filter screen form a sliding structure, the filter screen is provided with two layers, and the grid densities of the two layers of filter screens are different.
Preferably, the hollow screw member and the impurity storage tank constitute a detachable structure.
Preferably, a second discharge hole penetrates through the lower side of the dust removal cloth bag box shell, the upper side of the dust removal cloth bag box shell is communicated with the gas transmission box through an air outlet, meanwhile, the cloth bag penetrates through the air outlet and is arranged inside the dust removal cloth bag box shell, and an exhaust pipe penetrates through the right side of the gas transmission box.
Preferably, 12 cloth bags are distributed in the shell of the dust removal cloth bag box at equal intervals.
Compared with the prior art, the beneficial effects of the utility model are that: the high-efficiency dust removing device for the blast furnace,
(1) be provided with the dust removal case, the gas in the blast furnace is carried out the preliminary treatment to the filter screen of dust removal incasement, can handle large granule impurity more thoroughly like this, and it is inside to reduce impurity entering dust removal sack case shell, prolongs the live time of sack, reduces clean number of times.
(2) The dust collecting device is provided with the hollow threaded part and the impurity storage tank, the hollow threaded part can be directly detached from the impurity storage tank, so that dust in the impurity storage tank can be uniformly treated, and the dust collecting device is simple and convenient to operate;
(3) be provided with the waste heat recovery subassembly, the high-temperature gas in the blast furnace gets into behind the waste heat recovery subassembly, can heat the water in the water pipe, increases the device's practicality.
Drawings
FIG. 1 is a schematic front view of the present invention;
fig. 2 is a schematic rear view of the present invention;
fig. 3 is the schematic diagram of the distribution structure of the filter screen in the dust removing box of the present invention.
In the figure: 1. the waste heat recovery assembly comprises a waste heat recovery box 2, a waste heat recovery box 3, an air inlet 4, a water pipe 5, a water inlet 6, a water outlet 7, an air outlet 8, a first air conveying pipe 9, a first exhaust fan 10, a dust removal box 11, a slideway 12, a filter screen 13, a clip fixing plate 14, a first sealing cover 15, a second air conveying pipe 16, a first discharge port 17, a hollow threaded part 18, an impurity storage tank 19, a second exhaust fan 20, a dust removal cloth bag box shell 21, a second discharge port 22, a cloth bag 23, an air conveying box 24, an exhaust pipe 25 and an air outlet.
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 work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a high-efficiency blast furnace dust removal device is disclosed, as shown in figure 1 and figure 2, a waste heat recovery assembly 1 is communicated with a dust removal box 10 through a first gas pipe 8, the dust removal box 10 is communicated with a dust removal cloth bag box shell 20 through a second gas pipe 15, the waste heat recovery assembly 1 comprises a waste heat recovery box 2, a gas inlet 3, a water pipe 4, a water inlet 5, a water outlet 6 and a gas outlet 7, the waste heat recovery box 2 is internally provided with the water pipe 4, the left side of the water pipe 4 is provided with the water inlet 5, the right side of the water pipe 4 is provided with the water outlet 6, the lower side of the waste heat recovery box 2 is penetrated with the gas inlet 3, the upper side of the waste heat recovery box 2 is penetrated with the gas outlet 7, the gas outlet 7 is communicated with the first gas pipe 8, high-temperature gas in a blast furnace enters the waste heat recovery box 2 through the gas inlet 3, water in the water pipe 4 in the waste heat recovery box 2 is heated, and, just so can utilize high-temperature gas, thereby play the effect of energy-conservation, be fixed with slide 11 on the dust removal case 10 inner wall, and slide 11 sliding connection has filter screen 12, filter screen 12 right side is provided with back shape fixed plate 13 simultaneously, slide 11 constitutes sliding construction with filter screen 12, and filter screen 12 is provided with two-layerly, simultaneously the net density of two-layer filter screen 12 is different, two-layer filter screen 12 can carry out the first filtration to the gas in the blast furnace, operation reducible impurity gets into inside dust removal sack case shell 20 like this, reduce the clean number of times of sack 22, artificial pulling filter screen 12, filter screen 12 separates from slide 11, just so can handle the impurity on the filter screen 12, and is simple in operation and convenient.
As shown in fig. 1 and 3, the right side of the clip-shaped fixing plate 13 is fixed on the left side of the dust removing box 10, the right side of the clip-shaped fixing plate 13 is embedded with a first sealing cover 14, the lower side of the dust removing box 10 is penetrated with a first discharge port 16, the lower sides of the first discharge port 16 and the second discharge port 21 are both fixed with a hollow screw member 17, the lower side of the hollow screw member 17 is in threaded connection with an impurity storage tank 18, the hollow screw member 17 and the impurity storage tank 18 form a detachable structure, the impurity storage tank 18 is manually rotated, the impurity storage tank 18 is separated from the hollow screw member 17, so that the dust and impurities in the impurity storage tank 18 can be uniformly processed, the front side of the impurity storage tank 18 is provided with a penetrating port, a worker can observe the impurities in the impurity storage tank 18, the dust in the impurity storage tank 18 can be processed in the later period, the second air pipe 15 and the exhaust pipe 24 are both provided with a second, the second discharge gate 21 has been run through to dust removal sack case shell 20 downside, and 20 upsides of dust removal sack case shell are linked together through air outlet 25 and gas transmission case 23, sack 22 runs through the air outlet 25 setting inside dust removal sack case shell 20 simultaneously, gas transmission case 23 right side runs through has blast pipe 24, equidistant distribution has 12 sacks 22 in the dust removal sack case shell 20, the blast furnace gas after filtering through dust removal case 10 gets into inside dust sack case shell 20, sack 22 filters the impurity in the blast furnace gas once more under the effect of second exhaust fan 19 in blast pipe 24, the blast furnace gas after filtering is discharged through blast pipe 24 at last.
The working principle is as follows: when the high-efficiency blast furnace dust removal device is used, an external power supply is switched on, water enters the water pipe 4 through the water inlet 5, high-temperature blast furnace gas enters the waste heat recovery tank 2 through the air inlet 3 under the action of the first exhaust fan 9, the high-temperature blast furnace gas in the waste heat recovery tank 2 heats the water in the water pipe 4, the heated water is discharged through the water outlet 6, the blast furnace gas used by waste heat enters the first gas pipe 8 through the air outlet 7, the blast furnace gas enters the first dust removal tank 10 through the first gas pipe 8, the filter screen 12 in the first dust removal tank 10 is filtered, dropped impurities are stored in the impurity storage tank 18 at the lower side of the discharge outlet 16 through the discharge outlet 16, the blast furnace gas filtered under the action of the second exhaust fan 19 in the second gas pipe 15 enters the dust removal tank shell 20, and under the action of the second exhaust fan 19 in the exhaust pipe 24, the blast furnace gas is filtered again through the cloth bag 22, the filtered blast furnace gas enters the gas transmission box 23 through the upper side of the cloth bag 22, finally the filtered blast furnace gas is transmitted to a required position through the exhaust pipe 24, dust and impurities falling off due to gravity in the dust removal cloth bag box shell 20 are stored in the impurity storage tank 18 at the lower side of the second discharge port 21 through the second discharge port 21, when the dust in the impurity storage tank 18 needs to be cleaned, the impurity storage tank 18 is rotated manually, the impurity storage tank 18 is separated from the hollow screw member 17, therefore, impurities can be treated, when the filter screen 12 needs to be cleaned, the first sealing cover 14 is manually opened, the filter screen 12 is manually pulled, the filter screen 12 is separated from the slide rail 11, this allows the filter screen 12 to be cleaned, which is not described in detail in this description, and which is well known to the person skilled in the art.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.
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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a high-efficient blast furnace dust collector, includes waste heat recovery subassembly (1) and dust removal sack case shell (20), its characterized in that: the waste heat recovery component (1) is communicated with the dust removal box (10) through a first gas pipe (8), and the dust removing box (10) is communicated with the dust removing cloth bag box shell (20) through a second gas transmission pipe (15), a slideway (11) is fixed on the inner wall of the dust removing box (10), the slideway (11) is connected with a filter screen (12) in a sliding way, meanwhile, the right side of the filter screen (12) is provided with a clip-shaped fixing plate (13), the right side of the clip-shaped fixing plate (13) is fixed at the left side of the dust removing box (10), a first sealing cover (14) is embedded on the right side of the clip-shaped fixing plate (13), a first discharge hole (16) penetrates through the lower side of the dust removing box (10), and the lower sides of the first discharge hole (16) and the second discharge hole (21) are both fixed with hollow screw parts (17), meanwhile, the lower side of the hollow screw (17) is connected with an impurity storage tank (18) through a thread, and a second exhaust fan (19) is arranged in the second air conveying pipe (15) and the exhaust pipe (24).
2. The high-efficiency blast furnace dust removal device according to claim 1, wherein: waste heat recovery subassembly (1) is including waste heat recovery case (2), air inlet (3), water pipe (4), water inlet (5), delivery port (6) and gas outlet (7), waste heat recovery case (2) inside is provided with water pipe (4), and water pipe (4) left side is provided with water inlet (5), and water pipe (4) right side is provided with delivery port (6) simultaneously, waste heat recovery case (2) downside runs through there is air inlet (3), and waste heat recovery case (2) upside runs through there is gas outlet (7), and gas outlet (7) are linked together with first gas-supply pipe (8) simultaneously.
3. The high-efficiency blast furnace dust removal device according to claim 1, wherein: the slide way (11) and the filter screen (12) form a sliding structure, the filter screen (12) is provided with two layers, and the grid densities of the two layers of filter screens (12) are different.
4. The high-efficiency blast furnace dust removal device according to claim 1, wherein: the hollow screw (17) and the impurity storage tank (18) form a disassembly structure.
5. The high-efficiency blast furnace dust removal device according to claim 1, wherein: the second discharge hole (21) penetrates through the lower side of the dust removal cloth bag box shell (20), the upper side of the dust removal cloth bag box shell (20) is communicated with the gas transmission box (23) through the air outlet (25), meanwhile, the cloth bag (22) penetrates through the air outlet (25) and is arranged inside the dust removal cloth bag box shell (20), and the exhaust pipe (24) penetrates through the right side of the gas transmission box (23).
6. The high-efficiency blast furnace dust removal device according to claim 5, wherein: 12 cloth bags (22) are distributed in the dust removal cloth bag box shell (20) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020971347.1U CN213555936U (en) | 2020-06-01 | 2020-06-01 | High-efficient blast furnace dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020971347.1U CN213555936U (en) | 2020-06-01 | 2020-06-01 | High-efficient blast furnace dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213555936U true CN213555936U (en) | 2021-06-29 |
Family
ID=76521497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020971347.1U Expired - Fee Related CN213555936U (en) | 2020-06-01 | 2020-06-01 | High-efficient blast furnace dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213555936U (en) |
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2020
- 2020-06-01 CN CN202020971347.1U patent/CN213555936U/en not_active Expired - Fee Related
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| 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: 20210629 |