CN2277060Y - Dust removing equipment of cupola - Google Patents
Dust removing equipment of cupola Download PDFInfo
- Publication number
- CN2277060Y CN2277060Y CN 96222770 CN96222770U CN2277060Y CN 2277060 Y CN2277060 Y CN 2277060Y CN 96222770 CN96222770 CN 96222770 CN 96222770 U CN96222770 U CN 96222770U CN 2277060 Y CN2277060 Y CN 2277060Y
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- pipe
- heat exchanger
- box
- vacuum tube
- smoke
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- Expired - Fee Related
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Abstract
The utility model discloses dust removing equipment of a cupola. The dust removing equipment of a cupola is composed of the cupola, a smoke pipe of the cupola and a dust remover. The utility model is characterized in that the dust remover is composed of at least a vacuum tube heat exchanger 3, a multitube box body 5 of the dust remover and the smoke pipe 4 of the heat exchanger, and both ends of the smoke pipe of the cupola are respectively communicated with the lower end of a closed feeding device on the cupola and a smoke inlet pipe; a smoke outlet pipe on the vacuum tube heat exchanger 3 is communicated with the multitube box body 5 of the dust remover via the smoke pipe 4 of the heat exchanger. The temperature of smoke waste gas in the cupola can be lowered via the equipment, the effect of dust removal is enhanced, the service life of the equipment is prolonged, and residual heat is fully utilized.
Description
The utility model relates to a kind of cleaner, in particular for the dedusting of high temperature smelting equipment.
Domestic general furnace cupola often adopts the direct dedusting of lengthening flue at present, and dust removing effects is bad, and is seriously polluted, and heat energy is wasted in a large number.If cleaner directly is installed on the furnace cupola flue,, cause dust removing effects low and cleaner is fragile because the high-temp waste gas hot blast of furnace cupola is very big to the dust removing effects influence.In addition, in fusion process, generally adopt high temperature preheating to blow and improve molten iron temperature, saving coke.The external general furnace cupola high-temperature hot-air that uses auxiliary device outside stove heats and obtains, and comprises cleaner, and its complex structure, energy loss are very big, are not suitable for China's national situation.The most wind pushing temperature of the blast-heating cupola of the existing employing of China is low, general 150-200 ℃, to improving the molten iron temperature DeGrain, though there is the minority furnace cupola to adopt double-blast (300 ℃), has solved molten iron temperature.But because the improper wind courage that causes of flue self structure and installation site is low service life, and the cupola charging mouth is open tall and big, and volume of smoke is excessive during blow-on, contaminated environment, harm health of operators.
The purpose of this utility model provides a kind of sealing superposing type blast-heating cupola cleaner, by the high-efficiency dust remover of heat-exchange device is installed, reduces the furnace cupola EGT, improves the service life of dust removing effects and equipment, and waste heat is made full use of.
To achieve these goals, a kind of furnace cupola cleaner that the utility model adopts, form by furnace cupola, furnace cupola smoke pipe and deduster, its characteristics are: described deduster is made up of at least one vacuum tube heat exchanger, multi-tube dust cleaner casing, heat exchanger smoke pipe, and the two ends of described furnace cupola smoke pipe are communicated with sealing feeding device lower end and smoke-intake pipe on the furnace cupola respectively; Pipe on the vacuum tube heat exchanger is communicated with the multi-tube dusting casing by the heat exchanger smoke pipe.
Above-mentioned cleaner, its characteristics are: described vacuum tube heat exchanger is to be reached to prop up by water-cooled tube main body, housing, smoke-intake pipe, pipe, water tank to be configured to, housing and water tank seal respectively, and the water-cooled tube lower body part is arranged in the housing, and top is arranged at the water tank middle part; Perhaps above-mentioned dust arrester, its characteristics also can be: described vacuum tube heat exchanger is made of vacuum tube heat exchanger lower box, smoke-intake pipe, pipe, vacuum tube heat exchanger upper box, blast pipe, discharge pipe, triple valve and air-cooled vacuum tube main body; Vacuum tube heat exchanger lower box and vacuum tube heat exchanger upper box seal respectively, air-cooled vacuum tube lower body part heat pipe places in the lower box, air-cooled vacuum tube main body top is arranged in the vacuum tube heat exchanger upper box, smoke-intake pipe is connected with vacuum tube heat exchanger lower box and furnace cupola airduct respectively, pipe is connected with vacuum tube heat exchanger lower box and heat exchanger airduct respectively, blast pipe is connected with air blast airduct and vacuum tube heat exchanger upper box respectively, and triple-valve body is communicated with discharge pipe and furnace cupola blast pipe respectively.
Above-mentioned cleaner, its characteristics are: described vacuum tube main body is made of alternating expression heat pipe, lower box, middle casing, upper box, alternating expression radiating tube, expansion box; Wherein, lower box, alternating expression heat pipe and middle casing are connected, and liquid working substance is housed; Upper box, middle casing, lower box are connected in alternating expression heat pipe, alternating expression radiating tube by bolt; Described expansion box is installed on the upper box.When described vacuum tube main body is air-cooled structure, on described alternating expression radiating tube, fin is installed.
Above-mentioned cleaner, its characteristics are: the positive/negative pressure table is installed on the described expansion box and vacuumizes and use pipe.
Above-mentioned cleaner, its characteristics are: described water tank upper is provided with water inlet pipe, and its underpart is provided with water outlet, pipe.
Above-mentioned cleaner, its characteristics are: described multi-tube dusting casing is made of disposal box, dust cleaning case, watertight aircase and whirlwind; Wherein whirlwind is arranged in the dust cleaning case; Seal between disposal box, dust cleaning case and the watertight aircase, and dust cleaning case is communicated with watertight aircase and disposal box respectively by whirlwind; Smoke-intake pipe is communicated with dust cleaning case and heat exchanger smoke pipe respectively, and the watertight aircase upper end is connected with whirlwind impeller and chimney.
Above-mentioned cleaner, its characteristics are: described whirlwind impeller is made of hub, blade and lower cone; The impeller lower end is connected with watertight aircase, and the upper end is connected with chimney.
Adopt said structure, owing to be provided with sealing feeding device, vacuum tube heat exchanger and multi-tube dust cleaner; Thereby removed the chimney of tall and big crude benzol, suppressed that flue dust exposes and outer air entering in stove, improved dust removing effects greatly, and further utilized waste heat, saved the energy.
The utility model had both obtained high temperature high-quality molten iron, had solved environmental pollution again, low cost of manufacture, easy to operate, and not fettered by geographical environment, weatherproof, more extensive than other deduster and the application of water law deduster, have more good economic benefit and social benefit.
The heat that makes full use of furnace gas is preheated to cold wind about 400 ℃ through heating step by step, high-temperature hot-air is sent in the stove reacted again, reaches the purpose that improves molten iron temperature, saves the energy.Because furnace cupola top is equipped with automatic sealing and helps materials device, it is excessive to suppress waste gas, carries out primary dust removing.Flue dust reduces flue-gas temperature rapidly through the vacuum tube interchanger then, alleviates the flue dust floatability, thereby enters efficient multi-tube dust cleaner, reaches the purpose that reduces environmental pollution through twice eddy flow.Heat exchanger is with resulting heat simultaneously, and the cold water of reheat heat exchanger upper tank is for bathing or other usefulness.
Below in conjunction with accompanying drawing in detail embodiment of the present utility model is described in detail:
Fig. 1: a kind of embodiment general structure of the utility model schematic diagram
Fig. 2: a kind of water-cooled tube heat converter structure of the utility model schematic diagram
Fig. 3: vacuum tube structure front view in a kind of vacuum tube heat exchanger of the utility model
Fig. 4: vacuum tube structure vertical view in a kind of vacuum tube heat exchanger of the utility model
Fig. 5: a kind of air-cooled vacuum tube heat converter structure schematic diagram of the utility model
Fig. 6: a kind of multi-cyclone dust arrester of the utility model structural representation reason figure
Fig. 7: whirlwind impeller front view of the present utility model
Fig. 8: whirlwind impeller vertical view of the present utility model
By Fig. 1, a kind of furnace cupola cleaner shown in Figure 2, form by furnace cupola, furnace cupola smoke pipe 2 and deduster, wherein deduster is made up of vacuum tube heat exchanger 3, multi-tube dust cleaner casing 5, heat exchanger smoke pipe 4, and the two ends of furnace cupola smoke pipe 2 are communicated with sealing feeding device 1 lower end and smoke-intake pipe 9 on the furnace cupola respectively; Pipe 14 is communicated with multi-tube dusting casing 5 by heat exchanger smoke pipe 4.
Among Fig. 2, vacuum tube heat exchanger 3 adopts water-cooling structure, is made of support 7, housing 8, smoke-intake pipe 9, smoke outlet flue 14, water-cooled vacuum heat-pipe main body 10, water tank 12.In Fig. 3,4, water-cooled vacuum heat-pipe main body 10 is made of casing 18, vacuum tube heat exchanger lower box 22, alternating expression radiating tube 21, expansion box 19 in alternating expression heat pipe 16, vacuum tube heat exchanger upper box 20, the vacuum tube heat exchanger.The liquid working substance 17 of some is housed in lower box 22, alternating expression heat pipe 16, the middle casing 18, is connected to positive vacuum table 41 on the expansion box 19, vacuumize with pipe 42, after vacuumizing, after indicating the pressure that is reached on the positive/negative pressure table 41, will vacuumize with pipe 42 sealings, form vacuum state.
For making the waste gas in the stove unlikely excessive, the utility model is to open bell by the weight of material piece when reinforced owing to adopted automatic closed feeding device 1.When the material piece fell within on the bell, two-door bell was opened under the effect of material piece gravity, and after the material piece fell within the stove, bell was closed under the gravity effect of weight.For solving the radiation of furnace heat, the double door bottom is communicated with by vacuum tube with weight, and working medium is housed in the pipe, can rapidly heat fin on weight be released to the space, ensures the service life of feeding device.The bulky grain flue dust falls within the stove under sealing feeding device inner sleeve and spinning disk effect, has realized primary dust removing.
Among Fig. 1 to Fig. 4, high-temperature smoke enters housing 8 through smoke-intake pipe 9, alternating expression water-cooled tube main body 10 is housed in the housing 8, in the casing 18 liquid working substance 17 is housed in alternating expression heat pipe 16, vacuum tube heat exchanger lower box 22, the vacuum tube heat exchanger, in the back that is heated by liquid working substance 17 radiating tube 21 that rapidly heat led.Vacuum tube heat exchanger upper box 20 and radiating tube 21 are installed on water tank 12 middle parts, fill cold water in the water tank 12, and high-temperature flue gas heats cold water.The flue dust heat leads to multicyclone 5 by pipe 15 after 10 heat exchanges of water-cooled tube main body, the flue dust temperature is reduced to below 300 ℃.For preventing 10 temperature distortions of water-cooled tube main body, casing 20, vacuum tube heat exchanger lower box 22 and heat pipe 16, radiating tube 21 in vacuum tube heat exchanger upper box 18, the vacuum tube heat exchanger are connected with bolt 11.In addition,, be provided with water inlet pipe 15 and snifting valve 13 on water tank 12 tops in order to make full use of waste heat, the bottom be provided with outlet pipe 15 ', hot water can supply bathing or other usefulness.
Among Fig. 5, vacuum tube heat exchanger 3 also can adopt air-cooled structure, and it is made of upper box 23, lower box 25, air-cooled vacuum tube main body 31, triple valve 32.Lower box 23 seals respectively with upper box 25.Air-cooled vacuum tube main body 31 lower ends are installed in the lower box 23, and the upper end is installed in the upper box 25, and the structure of air-cooled vacuum tube main body 31 is identical with water-cooled vacuum heat-pipe main body 10, and fin 27 just is installed on alternating expression radiating tube 21.Smoke-intake pipe 9 is communicated with furnace cupola airduct 2, and pipe 14 is communicated with heat exchanger airduct 4 and deduster casing 5.Blast pipe 28 is connected with the airduct and the upper box 25 of air blast respectively, and triple-valve body 32 is communicated with discharge pipe 26 and furnace cupola blast pipe 40 respectively.High-temperature flue gas enters lower box 23 by smoke-intake pipe 24, after air-cooled vacuum tube main body 31 is heated rapidly with heat by heat pipe 30 through radiating tube 27, fin discharges in upper box 25 spaces.Air blast cold wind carries out heat exchange through the heat that blast pipe 28 enters upper box 25, with cold wind heating, through discharge pipe 26 hot blast is sent into furnace cupola, thereby has improved wind pushing temperature.High-temperature flue gas flue gas after air-cooled exchange enters multicyclone from pipe 29 in the lower box 23, and flue-gas temperature is reduced to below 300 ℃, thereby has reduced the flue dust floatability, reaches the purpose of dedusting.
In addition, when cold air by behind the vacuum tube heat exchanger, can obtain high-temperature hot-air about 400 ℃ through the superposing type air feed.This high-temperature hot-air is sent into participation reaction in the stove, can reach the purpose that improves molten iron temperature, and then save coke.
In order further to reduce the flue dust temperature and to make full use of heat energy, the vacuum tube heat exchanger in the foregoing description also can be used in combination.
Among Fig. 6, multi-tube dusting casing 5 is made of disposal box 33, dust cleaning case 34, watertight aircase 37 and whirlwind 36; Wherein a plurality of whirlwind 36 are arranged in the dust cleaning case 34; Sealing between disposal box 33, dust cleaning case 34 and the watertight aircase 37, and dust cleaning case 34 is communicated with watertight aircase 37 and disposal box 33 respectively by whirlwind 36; Smoke-intake pipe 35 is communicated with dust cleaning case 34 and heat exchanger smoke pipe 4 respectively, and watertight aircase 37 upper ends are connected with whirlwind impeller 38 and chimney 39.Flue dust after the cooling enters dust cleaning case 34 by smoke-intake pipe 35, and flue dust conrotatory wind 36 eddy flows and descending, dust drop to disposal box 33 backs and discharge, and purifying air rises to watertight aircase 37 from whirlwind 36 intermediate conduit.
Among Fig. 7, Fig. 8, whirlwind impeller 38 is made of hub 43, blade 44 and lower cone 45; Impeller 38 lower ends are connected with watertight aircase 37, and the upper end is connected with chimney 39.Purifying air through whirlwind impeller 38 eddy flow again in the watertight aircase 37, dust further falls, and can reach the purpose of further dedusting.
Claims (9)
1. furnace cupola cleaner, form by furnace cupola, furnace cupola smoke pipe and deduster, it is characterized in that: described deduster is made up of at least one vacuum tube heat exchanger (3), multi-tube dust cleaner casing (5), heat exchanger smoke pipe (4), and feeding device (1) lower end is sealed and smoke-intake pipe (9) is communicated with respectively with on the furnace cupola in the two ends of described furnace cupola smoke pipe (2); Pipe (14) on the vacuum tube heat exchanger (3) is communicated with multi-tube dusting casing (5) by heat exchanger smoke pipe (4).
2. cleaner according to claim 1 is characterized in that: described vacuum tube heat exchanger (3) is to be made of water-cooled tube main body (10), housing (8), smoke-intake pipe (9), pipe (14), water tank (12) and support (7); Housing (8) seals respectively with water tank (12), and water-cooled tube main body (10) bottom is arranged in the housing (8), and top is arranged at water tank (12) middle part.
3. cleaner according to claim 1 is characterized in that: described vacuum tube heat exchanger (3) is made of vacuum tube heat exchanger lower box (23), smoke-intake pipe (9), pipe (14), vacuum tube heat exchanger upper box (25), blast pipe (28), discharge pipe (26), triple-valve body (32), air-cooled vacuum tube main body (31); Vacuum tube heat exchanger lower box (23) seals respectively with vacuum tube heat exchanger upper box (25), air-cooled vacuum tube main body (31) lower guide heat pipe (30) places in the lower box (23), air-cooled vacuum tube main body (31) top is arranged in the vacuum tube heat exchanger upper box (25), smoke-intake pipe (9) is connected with vacuum tube heat exchanger lower box (23) and furnace cupola airduct (2) respectively, pipe (14) is connected with vacuum tube heat exchanger lower box (23) and heat exchanger airduct (4) respectively, blast pipe (28) is connected with air blast airduct and vacuum tube heat exchanger upper box (25) respectively, and triple-valve body (32) is communicated with discharge pipe (26) and furnace cupola blast pipe (40) respectively.
4. cleaner according to claim 2 is characterized in that: described water-cooled tube main body (10) is made of alternating expression heat pipe (16), lower box (22), middle casing (18), upper box (20), alternating expression radiating tube (21), expansion box (19); Wherein, lower box (22), alternating expression heat pipe (16) and middle casing (18) are connected, and liquid working substance (17) is housed; Upper box (20), middle casing (18), lower box (22) are connected in (21) through alternating expression heat pipe (16), alternating expression radiating tube by bolt (11); Described expansion box (19) is installed on the upper box (20).
5. cleaner according to claim 3 is characterized in that: described air-cooled vacuum tube main body (31) is made of alternating expression heat pipe (16), lower box (22), middle casing (18), upper box (20), alternating expression radiating tube (21), expansion box (19); Wherein, lower box (22), alternating expression heat pipe (16) and middle casing (18) are connected, and liquid working substance (17) is housed; Upper box (20), middle casing (18), lower box (22) are connected in (21) through alternating expression heat pipe (16), alternating expression radiating tube by bolt (11); Described expansion box (19) is installed on the upper box (20); Fin (27) is installed on the described alternating expression radiating tube (21).
6. according to claim 4,5 described cleaners, it is characterized in that: positive/negative pressure table (41) is installed on the described expansion box (19) and vacuumizes and use pipe (42).
7. cleaner according to claim 2 is characterized in that: described water tank (12) top is provided with water inlet pipe (15), and its underpart is provided with outlet pipe (15).
8. according to claim 1,2,3,4,5 or 7 described cleaners, it is characterized in that: described multi-tube dusting casing (5) is made of disposal box (33), dust cleaning case (34), watertight aircase (37) and whirlwind (36); Wherein whirlwind (36) is arranged in the dust cleaning case (34); Sealing between disposal box (33), dust cleaning case (34) and the watertight aircase (37), and dust cleaning case (34) is communicated with watertight aircase (37) and disposal box (33) respectively by whirlwind (36); Smoke-intake pipe (35) is communicated with dust cleaning case (34) and heat exchanger smoke pipe (4) respectively, and watertight aircase (37) upper end is connected with whirlwind impeller (38) and chimney (39).
9. cleaner according to claim 8 is characterized in that: described whirlwind impeller (38) is made of hub (43), blade (44) and lower cone (45); Impeller (38) lower end is connected with watertight aircase (37), and the upper end is connected with chimney (39).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96222770 CN2277060Y (en) | 1996-08-30 | 1996-08-30 | Dust removing equipment of cupola |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96222770 CN2277060Y (en) | 1996-08-30 | 1996-08-30 | Dust removing equipment of cupola |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2277060Y true CN2277060Y (en) | 1998-03-25 |
Family
ID=33902234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96222770 Expired - Fee Related CN2277060Y (en) | 1996-08-30 | 1996-08-30 | Dust removing equipment of cupola |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2277060Y (en) |
-
1996
- 1996-08-30 CN CN 96222770 patent/CN2277060Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |