CN202993238U - Boiler flue heat recovery energy-saving and environment-friendly system - Google Patents
Boiler flue heat recovery energy-saving and environment-friendly system Download PDFInfo
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- CN202993238U CN202993238U CN 201220606221 CN201220606221U CN202993238U CN 202993238 U CN202993238 U CN 202993238U CN 201220606221 CN201220606221 CN 201220606221 CN 201220606221 U CN201220606221 U CN 201220606221U CN 202993238 U CN202993238 U CN 202993238U
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- Prior art keywords
- boiler
- heat
- flue
- storage cavity
- water storage
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- 238000011084 recovery Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 93
- 239000000428 dust Substances 0.000 claims abstract description 45
- 238000002485 combustion reaction Methods 0.000 claims abstract description 25
- 238000009825 accumulation Methods 0.000 claims description 33
- 239000010865 sewage Substances 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000003517 fume Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000000779 smoke Substances 0.000 abstract description 9
- 238000001914 filtration Methods 0.000 abstract description 6
- 239000003245 coal Substances 0.000 abstract description 5
- 239000010883 coal ash Substances 0.000 abstract description 2
- 238000005338 heat storage Methods 0.000 abstract 6
- -1 and meanwhile Substances 0.000 abstract 1
- 239000000383 hazardous chemical Substances 0.000 abstract 1
- 238000004321 preservation Methods 0.000 abstract 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 12
- 239000003546 flue gas Substances 0.000 description 12
- 239000003500 flue dust Substances 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 4
- 208000002925 dental caries Diseases 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010410 dusting Methods 0.000 description 1
- 210000004884 grey matter Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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Abstract
The utility model relates to a boiler flue heat recovery energy-saving and environment-friendly system. The boiler flue heat recovery energy-saving and environment-friendly system comprises a boiler and a flue, and further comprises a heat storage dust removal device, a heat exchange dust removal device and a boiler water inlet pipeline. High-heat smoke generated by the boiler enters the heat storage dust removal device through the flue, water inside a water storage cavity of the heat storage dust removal device can absorb a great deal of heat carried by the smoke, and meanwhile, smoke dust carried by the smoke deposits to the bottom of the heat storage dust removal device due to temperature reduction. The smoke after one-time filtering is absorbed to the heat exchange dust removal device by an induced draft fan, the heat and hazardous substances contained in the smoke are absorbed, filtered and desulfurized by the water inside the water storage cavity of the heat storage dust removal device completely, and then discharged through a smoke discharge outlet. Smoke-free gas is discharged. Meanwhile, coal ash filtered by the heat storage dust removal device and the heat exchange dust removal device can be used for secondary combustion after treatment, resources are fully utilized, fire coal is saved greatly, and environment protection and energy preservation are benefited.
Description
Technical field
The utility model relates to a kind of boiler technology field, specifically, relate to a kind of can the recovery boiler flue heat and have simultaneously a system of dedusting environment friendly function.
Background technology
Along with the raising of people's environmental consciousness, dedusting and the waste water treatment of boiler are had higher requirement; The flue-gas temperature of existing boiler flue discharging is generally higher, if these heats are not recycled, can cause larger waste to the energy.Simultaneously, existing boiler dusting generally adopts aerosolater, cause device structure complicated, and dust removing effects is undesirable, and the pollution gas that some can be water-soluble can not thoroughly be processed and just enter atmosphere, and environment is caused certain pollution.
The utility model content
The utility model provides a kind of boiler flue heat recovery energy-conserving and environment-protective systems, its compact conformation, and energy consumes little, and the waste heat recovery rate is high, good dedusting effect, can make according to the actual requirements split or integral type.
In order to reach the purpose that addresses the above problem, the technical solution of the utility model is:
A kind of boiler flue heat recovery energy-conserving and environment-protective system comprises boiler and flue, and described system also comprises:
The heat accumulation dust arrester, the middle part of described heat accumulation dust arrester is set to the water storage cavity, offers flue in described water storage cavity, and the top of described heat accumulation dust arrester is provided with flue entrance, the bottom is provided with flue outlet, and described flue entrance and flue outlet are connected with respectively flue;
Be the water storage cavity in heat-exchange dedusting device, described heat-exchange dedusting device, the described flue that joins with heat accumulation dust arrester flue outlet stretches into the bottom of water storage cavity, and the top of described heat-exchange dedusting device offers the fume emission outlet;
The boiler feed water pipeline, described boiler feed water pipeline stretch in the heat-exchange dedusting device and stretch out the heat-exchange dedusting device after join with the water storage cavity of heat accumulation dust arrester, the water storage cavity of described heat accumulation dust arrester and the water storage cavity of boiler join, and are provided with circulating pump on described boiler feed water pipeline.
In order to increase the rate of recovery of heat, described stretch in the heat-exchange dedusting device the boiler feed water pipeline in the shape of a spiral or the U-shaped shape arrange.
For convenient timely cleaning to heat accumulation dust arrester and heat-exchange dedusting device, the bottom of described heat accumulation dust arrester is provided with valve, and the top is provided with rinse mouth; The bottom of described heat-exchange dedusting device is provided with valve, and the top is provided with water inlet.
Preferably, described boiler comprises the combustion chamber, and the periphery of combustion chamber and top are set to the water storage cavity of boiler; Be provided with many heating tubes that join with the water storage cavity in the combustion chamber, the water storage cavity of the top of heating tube and top of combustion chamber joins and is set to vertically, and the water storage cavity of the bottom of heating tube and periphery, combustion chamber joins and is set to arc; The water storage cavity of described top of combustion chamber offers flue; Top and the flue of described boiler join.
Further, be connected with the boiler water supply mouth on the water storage cavity of described boiler furnace periphery.
For convenient cleaning to boiler, the bottom of described boiler is provided with valve, and the top is provided with rinse mouth.
Preferably, be provided with the domestic water heat exchanging pipe in the water storage cavity of described top of combustion chamber, described domestic water heat exchanging pipe distributes in the shape of a spiral.
Preferably, be provided with air-introduced machine on described flue.
Further, described boiler is provided with temperature-detecting device, and temperature-detecting device detects the temperature of water in boiler and controls the duty of air-introduced machine.
Preferably, described system also comprises sewage-treatment plant.
The utlity model has following advantage and good effect: the utility model boiler combustion produces the high heat flue gas and enters the heat accumulation dust arrester by flue, the water in heat accumulation dust arrester water storage cavity can absorb in a large number flue gas with heat, the entrained flue dust of flue gas reduces the bottom that is precipitated to the heat accumulation dust arrester due to temperature simultaneously.Flue gas after once filtering is inhaled into the heat-exchange dedusting device by air-introduced machine, flue gas institute's heat content and harmful substance by the moisture in heat-exchange dedusting device water storage cavity all absorb, filtration, desulfurization, then discharge by the fume emission mouth, discharging be smoke dust gas.Can carry out second-time burning after the Treatment of Coal Ash that is filtered down by heat accumulation deduster and heat-exchange dedusting simultaneously, take full advantage of resource, greatly save fire coal, be conducive to environmental protection and energy saving.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of the utility model specific embodiment.
Fig. 2 is the sectional structure schematic diagram of the utility model another one specific embodiment.
Fig. 3 is the structural representation of the utility model specific embodiment domestic water pipeline.
Fig. 4 is the structural representation of the utility model specific embodiment sewage disposal dolly.
The specific embodiment:
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in detail.
As Figure 1-3, at first a kind of boiler flue heat recovery energy-conserving and environment-protective systems is specifically described as example take split type, and split type referring to: boiler 1, heat accumulation dust arrester 3 and heat-exchange dedusting device 4 threes design for independent separate body, are respectively described below:
Boiler 1, boiler 1 comprises combustion chamber 13, the periphery of combustion chamber 13 and top are set to the water storage cavity 12 of boiler.Be provided with many heating tubes 14 that join with water storage cavity 12 in combustion chamber 13, the water storage cavity 12 at the top of heating tube 14 and 13 tops, combustion chamber joins and is set to vertically, the water storage cavity 12 of the bottom of heating tube 14 and 13 peripheries, combustion chamber joins and is set to arc, such design is conducive to cleaning and the discharge of incrustation scale more; The water storage cavity 12 at 13 tops offers flue 15 in the combustion chamber; The top of boiler 1 and flue 2 join.Be connected with boiler water supply mouth 16 on the water storage cavity 12 of boiler furnace 13 peripheries, be used for the water supply of boiler.Simultaneously, for user friendly daily life water, generally be provided with domestic water heat exchanging pipe 6 in the water storage cavity 12 at 13 tops, combustion chamber, in order to increase heat exchanger effectiveness, domestic water heat exchanging pipe 6 distributes in the shape of a spiral, as shown in Figure 3.The bottom of boiler 1 is set to netted furnace bottom 46, and has ventilating opening 45, is provided with valve 17 in the bottom of boiler 1, is used for discharging the grey matter of having burnt, and simultaneously, is provided with rinse mouth 18 at the top of boiler 1, can be used for boiler is rinsed cleaning.
Heat accumulation dust arrester 3, the middle part of heat accumulation dust arrester 3 is set to water storage cavity 31, offers flue 32 in water storage cavity 31, and the top of heat accumulation dust arrester 3 is provided with flue entrance 33, the bottom is provided with flue outlet 34, and flue entrance 33 and flue outlet 34 are connected with respectively flue 2.The bottom of heat accumulation dust arrester 3 is provided with valve 35, and the top is provided with rinse mouth 36.Save bit by bit when more when the flue dust in heat accumulation dust arrester 3, open bottom valve 35, flue dust is discharged.Simultaneously, can pass into the water source at the rinse mouth 36 at top rinses.The sewage that rinses is processed by sewage-treatment plant.
Heat-exchange dedusting device 4, be water storage cavity 41 in heat-exchange dedusting device 4, the flue 2 that joins with heat accumulation dust arrester 3 flue outlets 34 stretches into the bottom of water storage cavity 41, flue gas through the water purification filter in water storage cavity 41 after, discharge by the fume emission outlet 42 that heat-exchange dedusting device 4 tops are offered; The bottom of heat-exchange dedusting device 4 is provided with valve 43, and the top is provided with water inlet 44.Save bit by bit when more when the flue dust of heat-exchange dedusting device 4 inner storing water cavitys 41, open bottom valve 43, the sewage that will be full of flue dust is discharged, and processes by sewage-treatment plant.Simultaneously, can pass into the water source at the water inlet 44 at top rinses.The sewage that rinses is processed by sewage-treatment plant.
Boiler feed water pipeline 11, boiler feed water pipeline 11 stretches in heat-exchange dedusting device 4 and stretches out heat-exchange dedusting device 4 water storage cavity 31 rear and heat accumulation dust arrester 3 and joins, the water storage cavity 31 of heat accumulation dust arrester 3 joins with the water storage cavity 12 of boiler 1, is provided with circulating pump 5 on boiler feed water pipeline 11.Wherein, in order to accelerate heat exchange efficiency, stretch in heat-exchange dedusting device 4 boiler feed water pipeline 11 in the shape of a spiral or the U-shaped shape arrange.
Also be provided with air-introduced machine 7 on flue 2.Boiler 1 is provided with temperature-detecting device, and temperature-detecting device detects the temperature of water in boiler and controls the duty of air-introduced machine 7.
Sewage-treatment plant directly is arranged at boiler flue heat recovery energy-conserving and environment-protective system bottom, comprises filter course 9 and filters rear sewage draining exit 10, and flue dust filters out by filter course, filters the water of completing and discharges by sewage draining exit after filtering 10, does not pollute the environment.Certainly, sewage-treatment plant can be also independent sewage disposal dolly, is provided with filter course 9 and filters rear sewage draining exit 10 on the sewage disposal dolly.This kind mode is flexible and changeable, does not take up room.
During use, coal feed point 8 by boiler 1 adds coal, coal is 13 internal combustion in the combustion chamber, thereby the water in boiler 1 is heated, boiler 1 burning produces the high heat flue gas and enters heat accumulation dust arrester 3 by flue 2, the water in heat accumulation dust arrester 3 water storage cavitys 31 can absorb in a large number flue gas with heat, the entrained flue dust of flue gas reduces the bottom that is precipitated to heat accumulation dust arrester 31 due to temperature simultaneously.Flue gas after once filtering is inhaled into heat-exchange dedusting device 4 by air-introduced machine 7, flue gas institute's heat content and harmful substance by the moisture in heat-exchange dedusting device 4 water storage cavitys 41 all absorb, filtration, desulfurization, then discharge by fume emission mouth 42, what discharge is smoke dust gas, does not pollute the environment.Boiler feed water pipeline 11 carries out entering after the recovery of heat the water storage cavity 31 of boiler by heat-exchange dedusting device 4 and heat accumulation dust arrester 3, take full advantage of the heat that boiler produces, and has saved the energy.
Certainly, can make the utility model structure compacter boiler 1, heat accumulation dust arrester 3 and heat-exchange dedusting device 4 structure that forms an integral body that is set together, the part that it is concrete and operation principle no longer describe in detail with above-mentioned split type identical herein.
It should be noted that at last: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although with reference to previous embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a boiler flue heat recovery energy-conserving and environment-protective system, comprise boiler (1) and flue (2), and it is characterized in that: described system also comprises:
Heat accumulation dust arrester (3), the middle part of described heat accumulation dust arrester (3) is set to water storage cavity (31), offer flue (32) in described water storage cavity (31), the top of described heat accumulation dust arrester (3) is provided with flue entrance (33), the bottom is provided with flue outlet (34), and described flue entrance (33) and flue outlet (34) are connected with respectively flue (2);
Heat-exchange dedusting device (4), be water storage cavity (41) in described heat-exchange dedusting device, the described flue (2) that joins with heat accumulation dust arrester (3) flue outlet (34) stretches into the bottom of water storage cavity (41), and the top of described heat-exchange dedusting device (4) offers fume emission outlet (42);
Boiler feed water pipeline (11), described boiler feed water pipeline (11) stretches in heat-exchange dedusting device (4) and stretches out heat-exchange dedusting device (4) water storage cavity (31) rear and heat accumulation dust arrester (3) and joins, the water storage cavity (31) of described heat accumulation dust arrester (3) joins with the water storage cavity (12) of boiler (1), is provided with circulating pump (5) on described boiler feed water pipeline (11).
2. boiler flue heat recovery energy-conserving and environment-protective according to claim 1 system is characterized in that: described stretch in heat-exchange dedusting device (4) boiler feed water pipeline (11) in the shape of a spiral or the U-shaped shape arrange.
3. boiler flue heat recovery energy-conserving and environment-protective according to claim 1 system, it is characterized in that: the bottom of described heat accumulation dust arrester (3) is provided with valve (35), and the top is provided with rinse mouth (36); The bottom of described heat-exchange dedusting device (4) is provided with valve (43), and the top is provided with water inlet (44).
4. boiler flue heat recovery energy-conserving and environment-protective according to claim 1 system, it is characterized in that: described boiler (1) comprises combustion chamber (13), the water storage cavity (12) that the periphery of combustion chamber (13) and top are set to boiler; Be provided with many heating tubes (14) that join with water storage cavity (12) in combustion chamber (13), the water storage cavity (12) at the top of heating tube (14) and top, combustion chamber (13) joins and is set to vertically, and the peripheral water storage cavity (12) in the bottom of heating tube (14) and combustion chamber (13) joins and is set to arc; The water storage cavity (12) at top, described combustion chamber (13) offers flue (15); The top of described boiler (1) and flue (2) join.
5. boiler flue heat recovery energy-conserving and environment-protective according to claim 4 system is characterized in that: be connected with boiler water supply mouth (16) on the peripheral water storage cavity (12) of described boiler furnace (13).
6. boiler flue heat recovery energy-conserving and environment-protective according to claim 4 system, it is characterized in that: the bottom of described boiler (1) is provided with valve (17), and the top is provided with rinse mouth (18).
7. boiler flue heat recovery energy-conserving and environment-protective according to claim 4 system, it is characterized in that: be provided with domestic water heat exchanging pipe (6) in the water storage cavity (12) at top, described combustion chamber (13), described domestic water heat exchanging pipe (6) distributes in the shape of a spiral.
8. according to claim 1-7 described boiler flue heat recovery energy-conserving and environment-protective systems, is characterized in that: be provided with air-introduced machine (7) on described flue (2).
9. boiler flue heat recovery energy-conserving and environment-protective according to claim 8 system, it is characterized in that: described boiler (1) is provided with temperature-detecting device, and temperature-detecting device detects the temperature of water in boiler and controls the duty of air-introduced machine (7).
10. boiler flue heat recovery energy-conserving and environment-protective according to claim 1 system, it is characterized in that: described system also comprises sewage-treatment plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220606221 CN202993238U (en) | 2012-11-16 | 2012-11-16 | Boiler flue heat recovery energy-saving and environment-friendly system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220606221 CN202993238U (en) | 2012-11-16 | 2012-11-16 | Boiler flue heat recovery energy-saving and environment-friendly system |
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| Publication Number | Publication Date |
|---|---|
| CN202993238U true CN202993238U (en) | 2013-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220606221 Expired - Fee Related CN202993238U (en) | 2012-11-16 | 2012-11-16 | Boiler flue heat recovery energy-saving and environment-friendly system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954481A (en) * | 2012-11-16 | 2013-03-06 | 青岛敏深风电科技有限公司 | Boiler flue heat recovery energy-saving environment-friendly system |
| CN109210781A (en) * | 2018-10-23 | 2019-01-15 | 王龙 | A kind of energy-saving environmental-protection boiler |
| CN115654531A (en) * | 2022-11-26 | 2023-01-31 | 红河天之蓝洗涤服务有限公司 | Multistage dust removal and waste heat recovery system of boiler |
-
2012
- 2012-11-16 CN CN 201220606221 patent/CN202993238U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954481A (en) * | 2012-11-16 | 2013-03-06 | 青岛敏深风电科技有限公司 | Boiler flue heat recovery energy-saving environment-friendly system |
| CN102954481B (en) * | 2012-11-16 | 2015-08-05 | 青岛敏深风电科技有限公司 | Boiler flue heat recovery energy-conserving and environment-protective system |
| CN109210781A (en) * | 2018-10-23 | 2019-01-15 | 王龙 | A kind of energy-saving environmental-protection boiler |
| CN115654531A (en) * | 2022-11-26 | 2023-01-31 | 红河天之蓝洗涤服务有限公司 | Multistage dust removal and waste heat recovery system of boiler |
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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: 20130612 Termination date: 20161116 |
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| CF01 | Termination of patent right due to non-payment of annual fee |