CN204718112U - A kind of environmental protection coal-fired boiler - Google Patents
A kind of environmental protection coal-fired boiler Download PDFInfo
- Publication number
- CN204718112U CN204718112U CN201520424343.0U CN201520424343U CN204718112U CN 204718112 U CN204718112 U CN 204718112U CN 201520424343 U CN201520424343 U CN 201520424343U CN 204718112 U CN204718112 U CN 204718112U
- Authority
- CN
- China
- Prior art keywords
- coal
- electrical dust
- wet electrical
- dust precipitator
- heater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of environmental protection coal-fired boiler, comprise body of heater, furnace interior is provided with combustion chamber, body of heater top is provided with exhaust opening, exhaust opening is provided with flue gas processing device, flue gas processing device comprises the desulfuration absorbing tower be connected with exhaust opening, the wet electrical dust precipitator be connected with desulfuration absorbing tower, bottom of furnace body is provided with cinder chamber, body of heater side is provided with coal feeding hole, opposite side is provided with air inlet, combustion chamber and cinder chamber are separated by web plate, coal feeding hole place is provided with coal bunker, coal bunker is fixed on furnace body outer wall by gyroaxis, coal feeding hole is connected bottom coal bunker, revolving valve is provided with bottom coal bunker, grid cylinder is provided with in combustion chamber, grid cylinder is fixedly connected in body of heater by rotating shaft.The utility model adopts desulfuration absorbing tower, wet electrical dust precipitator and chimney integrated arrangement scheme, reduces engineering land used, significantly reduces construction costs, improve Boiler Economical Operation, and structure is simple, easy to operate, working stability is reliable, and rotation coal-fired avoids coal cinder to pile up.
Description
Technical field
The utility model relates to field of Environment Protection, specifically a kind of environmental protection coal-fired boiler.
Background technology
Coal-burning boiler refers to the coal of fuel combustion, and coal heat, after transforming, produces steam or becomes hot water, but not all heat all effectively transforms, so just there is efficiency in some reactive power consumption, general larger boiler efficiency is high, between 60% ~ 80%.Existing coal-burning boiler needs manually to add coal cinder at coal feeding hole, and waste time and energy, safety coefficient is not high, and in boiler, coal cinder is piled up, air undersupply in combustion process, often occurs the situation that burning is insufficient affecting boiler combustion heating efficiency to a certain extent.
And after existing coal boiler in fume treatment scheme, the general flue gas that adopts, after air-introduced machine boosting, enters desulfuration absorbing tower, wet electrical dust precipitator successively, enters the mode of air finally by chimney.Wherein, desulfuration absorbing tower, wet electrical dust precipitator, chimney be order tiled arrangements all on the ground, there is the shortcomings such as floor space is large, flue gas system has some setbacks, construction investment is high, air-introduced machine operation power consumption is high and system layout complicated, crowded.
Utility model content
The purpose of this utility model is to provide a kind of environmental protection coal-fired boiler, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of environmental protection coal-fired boiler, comprise body of heater, furnace interior is provided with combustion chamber, body of heater top is provided with exhaust opening, exhaust opening is provided with flue gas processing device, described flue gas processing device comprises the desulfuration absorbing tower be connected with exhaust opening, the wet electrical dust precipitator be connected with desulfuration absorbing tower, described wet electrical dust precipitator is arranged on directly over desulfuration absorbing tower, wet electrical dust precipitator is vertical wet electrical dust precipitator, Smoke-heating device and chimney are installed above wet electrical dust precipitator, mechanical type demister is installed between desulfuration absorbing tower and wet electrical dust precipitator; Described exhaust opening is other is provided with blast pipe, bottom of furnace body is provided with cinder chamber, body of heater side is provided with coal feeding hole, and opposite side is provided with air inlet, and combustion chamber and cinder chamber are separated by web plate, coal feeding hole place is provided with coal bunker, coal bunker is fixed on furnace body outer wall by gyroaxis, connects coal feeding hole bottom coal bunker, is provided with revolving valve bottom coal bunker, be provided with grid cylinder in combustion chamber, grid cylinder is fixedly connected in body of heater by rotating shaft.
As further program of the utility model: described grid cylinder is divided into upper cylinder and bottom roll, upper cylinder is connected with the rotating shaft of bottom roll by side.
As the utility model further scheme: be provided with radiator fan outside described cinder chamber.
As the utility model further scheme: described air inlet is provided with air blast.
Compared with prior art, the beneficial effects of the utility model are: the utility model adopts desulfuration absorbing tower, wet electrical dust precipitator and chimney integrated arrangement scheme, reduce engineering land used, significantly reduce construction costs, reduce air and gas system resistance, reduce blower fan power consumption, improve Boiler Economical Operation, arrange after simplifying Boiler Furnace, the aesthetic measure of general layout and facade after raising stove; And structure is simple, easy to operate, working stability is reliable, and rotation coal-fired avoids coal cinder to pile up, and make coal cinder have sufficient air supply in combustion, Thorough combustion then, cuts the waste, and effectively improves heat utilization rate.
Accompanying drawing explanation
Fig. 1 is the structural representation of environmental protection coal-fired boiler;
In figure: 1-body of heater, 2-exhaust opening, 3-coal feeding hole, 4-cinder chamber, 5-air inlet, 6-blast pipe, 7-combustion chamber, 8-web plate, 9-coal bunker, 10-gyroaxis, 11-meeting rotary valve, 12-grid cylinder, 13-rotating shaft, 14-radiator fan, 15-air blast, 16-desulfuration absorbing tower, 17-wet electrical dust precipitator, 18-chimney, 19-mechanical type demister.
Detailed description of the invention
Be described in more detail below in conjunction with the technical scheme of detailed description of the invention to this patent.
Refer to Fig. 1, a kind of environmental protection coal-fired boiler, comprise body of heater 1, body of heater 1 inside is provided with combustion chamber 7, body of heater 1 top is provided with exhaust opening 2, exhaust opening 2 is provided with flue gas processing device, exhaust opening 2 is other is provided with blast pipe 6, cinder chamber 4 is provided with bottom body of heater 1, body of heater 1 side is provided with coal feeding hole 3, opposite side is provided with air inlet 5, combustion chamber 7 and cinder chamber 4 are separated by web plate 8, coal feeding hole 3 place is provided with coal bunker 9, coal bunker 9 is fixed on body of heater 1 outer wall by gyroaxis 10, coal feeding hole 3 is connected bottom coal bunker 9, revolving valve 11 is provided with bottom coal bunker 9, grid cylinder 12 is provided with in combustion chamber 7, grid cylinder 12 is fixedly connected in body of heater 1 by rotating shaft 13, grid cylinder 12 is divided into cylinder and bottom roll, upper cylinder is connected with the rotating shaft 13 of bottom roll by side, radiator fan 14 is provided with outside cinder chamber 4, air inlet 5 place is provided with air blast 15.
Described flue gas processing device comprises the desulfuration absorbing tower 16 be connected with exhaust opening 2, the wet electrical dust precipitator 17 be connected with desulfuration absorbing tower 16, wet electrical dust precipitator 17 is arranged on directly over desulfuration absorbing tower 16, and wet electrical dust precipitator 17 is vertical wet electrical dust precipitator.
Described desulfuration absorbing tower 16 can select the structure such as spray column, liquid column tower.Wet electrical dust precipitator 17 is vertical wet electrical dust precipitator, and flue gas enters wet electrical dust precipitator 17 after described desulfuration absorbing tower 16, carries out electrostatic precipitation process in wet electrical dust precipitator 17 inside; Wet flue gas condenses and forms uniform water film after the anode of wet electrical dust precipitator 17, and simultaneously wet electrical dust precipitator 17 can be provided with rinse spray system and carrys out antianode system and effectively clean.Wet flue gas condensate water and flushing waste water (being referred to as wet electrical dust precipitator waste water) directly enter desulfuration absorbing tower 16, because the anode of wet electrical dust precipitator 17 and cathod system all can adopt essential anti-corrosion material (such as carbon fiber glass fiber reinforced plastic, titanium alloy etc.) to make, therefore do not need continuous continual rinsing to protect anode system, so the total amount of wet electrical dust precipitator waste water is less, the desulphurization system water balance of desulfuration absorbing tower 16 can not be affected; Meanwhile, wet electrical dust precipitator waste water contains the customary impurities such as dust, gypsum, also can not affect the material balance of desulphurization system.
Described wet electrical dust precipitator 17 is arranged in desulfuration absorbing tower 16 top, syndeton can adopt membranous wall bearing structure (namely being supported by desulfuration absorbing tower 16 pairs of wet electrical dust precipitators 17), also can adopt self-support steelframe bearing structure (i.e. the independent steelframe arranged for supporting described wet electrical dust precipitator 17).The supporting way of the internal anode module of described wet electrical dust precipitator 17 can be girder frame structure, and anode module adopts electroconductive frp anode tube; Cathod system adopts top suspended structure, and cathode line and framework adopt the anticorrosion alloy steel such as titanium alloy; Power-supply system is connected with cathode frame by high-voltage connection, and adopt insulated porcelain sleeve to insulate with the external world, insulated porcelain sleeve place can be provided with electric heating system and enclosed air system, thus can ensure wet electrical dust precipitator system insulation grade.
Due to described desulfuration absorbing tower 16 and wet electrical dust precipitator 17, to design flue gas flow rate generally different, the design flue gas flow rate of usual desulfuration absorbing tower 16, slightly larger than the design flue gas flow rate of wet electrical dust precipitator 17, therefore can adopt reducing to connect and ensure that flue gas circulation is smooth and easy between desulfuration absorbing tower 16 and wet electrical dust precipitator 17.
Above described wet electrical dust precipitator 17, chimney 18 is installed.Described chimney 18 can adopt the corrosion-resisting alloy steels such as titanium alloy, and cross section can adopt square or circular configuration.When chimney 18 adopts circular cross-section, be conducive to ensureing chimney intensity, described chimney 18 and wet electrical dust precipitator can adopt membranous wall bearing structure to connect.
Above described wet electrical dust precipitator 17, Smoke-heating device (not shown) is installed.By arranging Smoke-heating device, effectively can improve atmosphere hoist height, minimizing " Mao Baiyan " phenomenon, Smoke-heating device can be GGH.
Between described desulfuration absorbing tower 16 and wet electrical dust precipitator 17, mechanical type demister 19 is installed.Effectively can reduce droplet and the carrying amount such as dust that desulfuration absorbing tower 16 exports like this.
During use, the full coal cinder of storage in coal bunker 9, gyroaxis 10 rotarily drives coal bunker 9 and stretches in body of heater 1, the upper cylinder of grid cylinder 12 and bottom roll are opened, coal cinder is facilitated to enter in grid cylinder 12 smoothly from coal feeding hole 3, around rotating shaft 13 rotary combustion after grid cylinder 12 closedown, in rotary course, coal cinder rolls in grid cylinder 12, air is sufficient, sufficient combustion, air blast 15 increases air supply in body of heater 1, cinder after all burnt drops in grid cylinder 12 to be separated web plate 8, radiator fan 14 pairs of cinders carry out efficiently radiates heat, convenient cleaning from cinder chamber 4 as early as possible.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, can also makes a variety of changes under the prerequisite not departing from this patent aim.
Claims (4)
1. an environmental protection coal-fired boiler, comprise body of heater, it is characterized in that, furnace interior is provided with combustion chamber, body of heater top is provided with exhaust opening, exhaust opening is provided with flue gas processing device, described flue gas processing device comprises the desulfuration absorbing tower be connected with exhaust opening, the wet electrical dust precipitator be connected with desulfuration absorbing tower, described wet electrical dust precipitator is arranged on directly over desulfuration absorbing tower, wet electrical dust precipitator is vertical wet electrical dust precipitator, Smoke-heating device and chimney are installed above wet electrical dust precipitator, mechanical type demister is installed between desulfuration absorbing tower and wet electrical dust precipitator, described exhaust opening is other is provided with blast pipe, bottom of furnace body is provided with cinder chamber, body of heater side is provided with coal feeding hole, and opposite side is provided with air inlet, and combustion chamber and cinder chamber are separated by web plate, coal feeding hole place is provided with coal bunker, coal bunker is fixed on furnace body outer wall by gyroaxis, connects coal feeding hole bottom coal bunker, is provided with revolving valve bottom coal bunker, be provided with grid cylinder in combustion chamber, grid cylinder is fixedly connected in body of heater by rotating shaft.
2. environmental protection coal-fired boiler according to claim 1, is characterized in that, described grid cylinder is divided into cylinder and bottom roll, and upper cylinder is connected with the rotating shaft of bottom roll by side.
3. environmental protection coal-fired boiler according to claim 1 and 2, is characterized in that, is provided with radiator fan outside described cinder chamber.
4. environmental protection coal-fired boiler according to claim 3, is characterized in that, described air inlet is provided with air blast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424343.0U CN204718112U (en) | 2015-06-18 | 2015-06-18 | A kind of environmental protection coal-fired boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424343.0U CN204718112U (en) | 2015-06-18 | 2015-06-18 | A kind of environmental protection coal-fired boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204718112U true CN204718112U (en) | 2015-10-21 |
Family
ID=54317110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520424343.0U Expired - Fee Related CN204718112U (en) | 2015-06-18 | 2015-06-18 | A kind of environmental protection coal-fired boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204718112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110617472A (en) * | 2019-09-04 | 2019-12-27 | 杜驾麟 | Drum type dynamic combustion boiler based on electrical engineering and automation |
-
2015
- 2015-06-18 CN CN201520424343.0U patent/CN204718112U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110617472A (en) * | 2019-09-04 | 2019-12-27 | 杜驾麟 | Drum type dynamic combustion boiler based on electrical engineering and automation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104676620A (en) | Flue gas processing system and flue gas processing method capable of enabling low-low temperature electrostatic precipitation to be combined with water pollination type GGH (Gas Gas Heater) | |
| CN204718112U (en) | A kind of environmental protection coal-fired boiler | |
| CN205868539U (en) | A boiler flue gas electricity dust collector for recovery boiler flue gas waste heat | |
| CN107376617A (en) | Wet desulfurization system condenses the anti-gypsum rain integrated apparatus of demisting | |
| CN201762361U (en) | Flue gas purification and waste heat recovery system device of oxygen top-blown converter | |
| CN205717182U (en) | CFBB ash exhauster | |
| CN204301104U (en) | Cigarette temperature and smoke waste heat utilization system fall in boiler for deeply | |
| CN203893192U (en) | Heat recovery device of garbage incinerator of circulating fluid bed | |
| CN209866336U (en) | Cathode hanging single-column device of wet electrostatic dust collector | |
| CN202349980U (en) | Novel afterheat boiler for pyrite-based acid preparation | |
| CN203549873U (en) | Rice husk ash spraying collection device | |
| CN205037555U (en) | Energy -concerving and environment -protective vertical boiler | |
| CN205825066U (en) | A kind of industrial coal powder boiler furnace bottom deashing device | |
| CN201930716U (en) | Flue gas recirculation fluidized bed reactor with obliquely-arranged Venturi tube | |
| CN204201922U (en) | Flue gas processing device after a kind of coal boiler | |
| CN201875684U (en) | Environmentally friendly and highly efficient steam boiler | |
| CN206478850U (en) | A kind of central air-conditioning hot-water boiler | |
| CN202153012U (en) | Steam smoke heater | |
| CN202274759U (en) | Silicomanganese electric furnace type wet dust and flying dust recovery system | |
| CN207221668U (en) | A kind of wet desulfurization system condenses the anti-gypsum rain integrated apparatus of demisting | |
| CN208504428U (en) | A kind of self-priming Dust removal chimney of oil field boiler | |
| CN203704558U (en) | Hot waste gas reverse-flow type brown coal drying furnace | |
| CN102337374A (en) | Oxygen top-blown converter flue gas purification and waste heat recovery system device | |
| CN202912953U (en) | Energy-saving biogas tank | |
| CN203203014U (en) | Biomass boiler for washing-dishes industry |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20160618 |