CN201935586U - Dedusting online cooling device of high temperature dedusting equipment - Google Patents
Dedusting online cooling device of high temperature dedusting equipment Download PDFInfo
- Publication number
- CN201935586U CN201935586U CN2010206798915U CN201020679891U CN201935586U CN 201935586 U CN201935586 U CN 201935586U CN 2010206798915 U CN2010206798915 U CN 2010206798915U CN 201020679891 U CN201020679891 U CN 201020679891U CN 201935586 U CN201935586 U CN 201935586U
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- Prior art keywords
- cooling
- ash
- dedusting
- cooling device
- water inlet
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model discloses a dedusting online cooling device of high temperature dedusting equipment, which has the characteristics that the high temperature can be rapidly reduced and dust can be rapidly removed. The dedusting online cooling device of the high temperature dedusting equipment comprises a deduster. A dust hopper is arranged below the deduster; a cooling pipeline is arranged in the dust hopper; and the cooling water inlet and the cooling water outlet of the cooling pipeline extend outside a shell of the dust hopper. When the dedusting online cooling device works, after the hot-blast air of the high temperature section of a chain grating machine, which enters the deduster, is dedusted by the deduster, the hot-blast air enters the low temperature section of the chain grating machine from the outlet of the deduster, and the dust falls into the dust hopper; simultaneously, cold water enters the cooling pipeline from the cooling water inlet to carry out heat exchange on high temperature dust in the dust hopper, and thereby, low temperature dust can be rapidly obtained, whereas the heat exchanged cold water becomes hot water after flowing out of the cooling water outlet, and the hot water can be used for occasions requiring the hot water so as to achieve the goals of energy saving and consumption reduction. The dedusting online cooling device is especially suitable for being popularized and applied in a pellet chain grating machine-rotary kiln production process.
Description
Technical field
The utility model relates to a kind of cooling device, is specifically related to a kind of online cooling device of dedusting ash of high-temperature dust removal equipment.
Background technology
At present, in pellet chain grate machine-rotary kiln production technology, look 120-500 ten thousand t/a production scale differences, recycling in order to ensure heat energy, all factories all pass through the thick hot air duct of 2-3 rice, and the hot blast of chain grate machine high temperature section is guided to high-temperature dust removal equipment inner filtration, again by the hot blast of high temperature backheat blower fan after dedusting, send the low-temperature zone of chain grate machine to, to realize energy-saving and emission-reduction, the purpose that heat energy utilizes again.Yet how a large amount of following fine powder high-temperature dust removal of-200 to-320 orders ashes that high-temperature dust removal equipment produces discharge fast, do not cause reentrainment of dust again, and contaminated environment is again a problem.By detecting, the dedusting ash in 6 (look the cleaner volume size, quantity is different) ash bucket exits of high-temperature dust removal equipment is generally all more than 170 ℃.With humidifier water spray cooling down high-temperature fine powder dedusting ash, the water ash is not allowed, and pollutes greatly; By building ash-storing bin the high-temperature dust removal ash is transported in the storehouse cooling naturally, floor space is big, and investment is big, and be subjected to early stage technology and device layout influence, be difficult to realize.
The utility model content
Technical problem to be solved in the utility model provides a kind of online cooling device of dedusting ash of high-temperature dust removal equipment of cooling down high-temperature dedusting ash fast.
The technical scheme that its technical problem that solves the utility model adopts is: the online cooling device of the dedusting ash of high-temperature dust removal equipment, comprise deduster, below deduster, be provided with ash bucket, be provided with cooling pipe in ash bucket, the cooling water inlet of described cooling pipe and coolant outlet all extend to outside the housing of ash bucket.
Further be, ash bucket is provided with manhole cover, and cooling pipe is fixedly installed on the manhole cover.
Further be, described cooling pipe has three groups, and every group of cooling pipe all adopts U type pipe to make and form, and an end of U type pipe is the cooling water inlet, and the other end is a coolant outlet.
Further be, also comprise into water trunk line and backwater trunk line, each cooling water inlet of cooling pipe all is connected with the water inlet trunk line by the water inlet bypass line, and each coolant outlet of cooling pipe all is connected with the backwater trunk line by the backwater bypass line.
Further be that the water inlet bypass line is provided with water inlet control valve.
Further be, be provided with the defeated ash-pit of spiral in the exit of ash bucket, the defeated grey slot shell of described spiral is provided with the cooling cavity, and an end of cooling cavity connects the water inlet trunk line by pipeline, and the other end connects the backwater trunk line by pipeline.
Further be, be provided with opening/shutting valve in the outlet of ash bucket, the defeated ash-pit of spiral is positioned under the opening/shutting valve.
Further be to be provided with humidifier at the defeated ash-pit end of spiral.
Further be to have the insulated room distance between described cooling pipe and the deduster bottom.
The beneficial effects of the utility model are: during work, chain grate machine high temperature section enters into the interior hot blast of deduster after the deduster ash disposal, hot blast enters into the low-temperature zone of chain grate machine from the outlet of deduster, dust drops in the ash bucket, simultaneously, cold water enters in the cooling pipe from the cooling water inlet, to dropping into the high temperature dust heat exchange in the ash bucket, thereby can obtain the low temperature dust fast, and after coming out from coolant outlet through the cold water after the heat exchange, become hot water, but the occasion use of hot water is wanted in supply and demand, played energy saving purposes, be particluarly suitable for applying in pellet chain grate machine-rotary kiln production technology.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is for being provided with the structural representation of cooling pipe on the manhole cover;
Fig. 3 is the right view of Fig. 2;
Fig. 4 is the structural representation of the defeated ash-pit of spiral.
Be labeled as among the figure: deduster 1, ash bucket 2, cooling pipe 3, water inlet control valve 4, cooling water inlet 5, coolant outlet 6, manhole cover 7, water inlet trunk line 8, backwater trunk line 9, water inlet bypass line 10, backwater bypass line 11, the defeated ash-pit 12 of spiral, cooling cavity 13, opening/shutting valve 14, humidifier 15.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
As shown in Figure 1 to Figure 3, the online cooling device of the dedusting ash of high-temperature dust removal equipment of the present utility model, comprise deduster 1, below deduster 1, be provided with ash bucket 2, be provided with cooling pipe 3 in ash bucket 2, the cooling water inlet 5 and the coolant outlet 6 of described cooling pipe 3 all extend to outside the housing of ash bucket 2.During work, chain grate machine high temperature section enters into hot blast in the deduster 1 after deduster 1 ash disposal, and hot blast enters into the low-temperature zone of chain grate machine from the outlet of deduster 1, and dust drops in the ash bucket 2, simultaneously, cold water enters in the cooling pipe 3 from cooling water inlet 5, to dropping into the high temperature dust heat exchange in the ash bucket 2, thereby can obtain the low temperature dust fast, and after coming out from coolant outlet 6 through the cold water after the heat exchange, become hot water, but supply and demand wants the occasion of hot water to use, and has played energy saving purposes.
For ease of the setting of cooling pipe 3, ash bucket 2 is provided with manhole cover 7, and cooling pipe 3 is fixedly installed on the manhole cover 7.On the promptly existing in the prior art manhole cover 7 cooling pipe 3 is set and gets final product, be beneficial to transformation existing equipment.
In the above embodiment, described cooling pipe 3 can only have one group, as preferred embodiment, as Fig. 2 and shown in Figure 3, described cooling pipe 3 has three groups, every group of cooling pipe 3 all adopts U type pipe to make and forms, and an end of U type pipe is cooling water inlet 5, and the other end is a coolant outlet 6.Can play the purpose of quick cooling down high-temperature dust.U type pipe is when being provided with, and preferably the cooling water inlet 5 with U type pipe is arranged on manhole cover 7 lower positions, and coolant outlet 6 is arranged on the upper position of manhole cover 7, is beneficial to improve the heat exchange effect.
In the above-described embodiment, the cooling water inlet 5 of described each cooling pipe 3 can be connected with the pond respectively, and is same, and the coolant outlet 6 of each cooling pipe 3 also can be connected with the place that needs water respectively.As optimal way, also comprise into water trunk line 8 and backwater trunk line 9, each cooling water inlet 5 of cooling pipe 3 all is connected with water inlet trunk line 8 by water inlet bypass line 10, and each coolant outlet 6 of cooling pipe 3 all is connected with backwater trunk line 9 by backwater bypass line 11.Like this, be beneficial to the layout of each pipeline, reduce cost.In the present embodiment, be the inlet of control cold water, water inlet bypass line 10 is provided with water inlet control valve 4.
In the above embodiment, for ease of better the high temperature dust being cooled off, as shown in Figure 4, be provided with the defeated ash-pit 12 of spiral in the exit of ash bucket 2, defeated ash-pit 12 housings of described spiral are provided with cooling cavity 13, one end of cooling cavity 13 connects water inlet trunk line 8 by pipeline, and the other end connects backwater trunk line 9 by pipeline.The high temperature dust is discharged from ash bucket 2 after cooling pipe 3 coolings, carries by the defeated ash-pit 12 of spiral, and at this moment, the setting of cooling cavity 13 can make the high temperature dust cool off once more in the defeated ash-pit 12 of spiral, has improved the cooling effect to the high temperature dust.And, being provided with opening/shutting valve 14 in the outlet of ash bucket 2 for ease of the output of control high temperature dust, the defeated ash-pit 12 of spiral is positioned under the opening/shutting valve 14.
For preventing that the output of high temperature dust from making the formation airborne dust, be provided with humidifier 15 at defeated ash-pit 12 ends of spiral.Make dust after coming out from the defeated ash-pit 12 of spiral form water content and reach low temperature dust between the 8%-10%, discharge by ash discharging hole at last, enter raw material system then and utilize again, thoroughly stopped the secondary pollution of airborne dust.
In the above embodiment, the hot blast in the deduster 1 after the dedusting enters into the low-temperature zone of chain grate machine from the outlet of deduster 1, in cooling dust process this hot blast is formed influence for preventing cooling pipe 3.Has the insulated room distance between described cooling pipe 3 and deduster 1 bottom.Then cooling pipe 3 is in cooling procedure, this insulated room apart between dust can play the purpose that the hot blast with cooling pipe 3 and deduster 1 separates well, the thermal losses amount through hot blast in the deduster 1 has been controlled in the lower scope.
Claims (9)
1. the online cooling device of the dedusting ash of high-temperature dust removal equipment, comprise deduster (1), be provided with ash bucket (2) in deduster (1) below, it is characterized in that: be provided with cooling pipe (3) in ash bucket (2), the cooling water inlet (5) of described cooling pipe (3) all extends to outside the housing of ash bucket (2) with coolant outlet (6).
2. the online cooling device of the dedusting ash of high-temperature dust removal equipment as claimed in claim 1 is characterized in that: ash bucket (2) is provided with manhole cover (7), and cooling pipe (3) is fixedly installed on the manhole cover (7).
3. the online cooling device of the dedusting ash of high-temperature dust removal equipment as claimed in claim 2, it is characterized in that: described cooling pipe (3) has three groups, every group of cooling pipe (3) all adopts U type pipe to make and forms, and an end of U type pipe is cooling water inlet (5), and the other end is coolant outlet (6).
4. the online cooling device of the dedusting ash of high-temperature dust removal equipment as claimed in claim 3, it is characterized in that: also comprise into water trunk line (8) and backwater trunk line (9), each cooling water inlet (5) of cooling pipe (3) all is connected with water inlet trunk line (8) by water inlet bypass line (10), and each coolant outlet (6) of cooling pipe (3) all is connected with backwater trunk line (9) by backwater bypass line (11).
5. the online cooling device of the dedusting ash of high-temperature dust removal equipment as claimed in claim 4 is characterized in that: water inlet bypass line (10) is provided with water inlet control valve (4).
6. the online cooling device of the dedusting ash of high-temperature dust removal equipment as claimed in claim 4, it is characterized in that: be provided with the defeated ash-pit (12) of spiral in the exit of ash bucket (2), described spiral is failed ash-pit (12) housing and is provided with cooling cavity (13), one end of cooling cavity (13) connects water inlet trunk line (8) by pipeline, and the other end connects backwater trunk line (9) by pipeline.
7. the online cooling device of the dedusting ash of high-temperature dust removal equipment as claimed in claim 6 is characterized in that: the outlet at ash bucket (2) is provided with opening/shutting valve (14), and spiral is failed ash-pit (12) and is positioned under the opening/shutting valve (14).
8. the online cooling device of the dedusting ash of high-temperature dust removal equipment as claimed in claim 6 is characterized in that: be provided with humidifier (15) at defeated ash-pit (12) end of spiral.
9. according to the online cooling device of dedusting ash of any described high-temperature dust removal equipment of claim in the claim 1 to 8, it is characterized in that: have the insulated room distance between described cooling pipe (3) and deduster (1) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206798915U CN201935586U (en) | 2010-12-24 | 2010-12-24 | Dedusting online cooling device of high temperature dedusting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206798915U CN201935586U (en) | 2010-12-24 | 2010-12-24 | Dedusting online cooling device of high temperature dedusting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201935586U true CN201935586U (en) | 2011-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206798915U Expired - Fee Related CN201935586U (en) | 2010-12-24 | 2010-12-24 | Dedusting online cooling device of high temperature dedusting equipment |
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| Country | Link |
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| CN (1) | CN201935586U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110438289A (en) * | 2019-07-31 | 2019-11-12 | 中国科学院力学研究所 | A kind of coal gas of converter cyclone dust collectors |
| CN112316715A (en) * | 2020-10-15 | 2021-02-05 | 成都建筑材料工业设计研究院有限公司 | High-temperature dust collection and cooling system and method for cement kiln SCR denitration system |
-
2010
- 2010-12-24 CN CN2010206798915U patent/CN201935586U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110438289A (en) * | 2019-07-31 | 2019-11-12 | 中国科学院力学研究所 | A kind of coal gas of converter cyclone dust collectors |
| CN112316715A (en) * | 2020-10-15 | 2021-02-05 | 成都建筑材料工业设计研究院有限公司 | High-temperature dust collection and cooling system and method for cement kiln SCR denitration system |
| CN112316715B (en) * | 2020-10-15 | 2021-07-20 | 成都建筑材料工业设计研究院有限公司 | High-temperature dust collection and cooling system and method for cement kiln SCR denitration system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20161224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |