CN108180626A - A kind of power economized boiler based on second-time burning preheating technology - Google Patents
A kind of power economized boiler based on second-time burning preheating technology Download PDFInfo
- Publication number
- CN108180626A CN108180626A CN201711391292.6A CN201711391292A CN108180626A CN 108180626 A CN108180626 A CN 108180626A CN 201711391292 A CN201711391292 A CN 201711391292A CN 108180626 A CN108180626 A CN 108180626A
- Authority
- CN
- China
- Prior art keywords
- combustion chamber
- time burning
- secondary combustion
- filter layer
- heat
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
- F24H1/34—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water chamber arranged adjacent to the combustion chamber or chambers, e.g. above or at side
- F24H1/36—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water chamber arranged adjacent to the combustion chamber or chambers, e.g. above or at side the water chamber including one or more fire tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
- F24H9/0042—Cleaning arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1832—Arrangement or mounting of combustion heating means, e.g. grates or burners
- F24H9/1836—Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
Abstract
The invention discloses a kind of power economized boilers based on second-time burning preheating technology, including furnace body, furnace body is internally provided with secondary combustion chamber and burner hearth, the bottom of burner hearth is equipped with fire grate, burner hearth is separated into combustion chamber and cinder room by fire grate, the side wall of cinder room is uniformly equipped with several slag-drip openings, the top of combustion chamber is equipped with heater box, several smoke exhaust pipes are uniformly equipped in heater box, heat-exchange tube is equipped in second-time burning room, the side inner wall of secondary combustion chamber is equipped with atomizer and the second electronic lighter, the top perforation connection exhaust smoke hole of secondary combustion chamber, the inner cavity of exhaust smoke hole is equipped with third filter layer successively from top to bottom, second filter layer and the first filter layer；The present invention utilizes secondary combustion chamber so that the flue gas generated in combustion chamber is mixed with mist of oil carries out second-time burning, and the heat for generation of burning preheats heat-exchange tube, not only reduce heating time of the water in heater box, and cause full combustion of fuel, the utilization rate of fuel is improved, reduces energy consumption.
Description
Technical field
The present invention relates to boiler plant field, specially a kind of power economized boiler based on second-time burning preheating technology.
Background technology
Boiler is a kind of energy conversion, and fuel, high-temperature water of the output with certain thermal energy, boiler are put into boiler
The hot water of middle generation directly can provide required thermal energy for industrial production and people's lives, be widely used in daily life
In.The original meaning of pot refers to the water container heated on fire, and stove refers to the place of burning fuel, and boiler includes pot and stove two large divisions.
The hot water or steam generated in boiler directly can provide required thermal energy for industrial production and people's lives, can also pass through steam power
Device is converted to mechanical energy or converts mechanical energy into electric energy by generator again.The boiler for providing hot water is known as hot-water boiler,
It is mainly used for living, also there is a small amount of application in industrial production.The boiler for generating steam is known as steam boiler, is often simply called boiler,
It is chiefly used in thermal power station, ship, locomotive and industrial and mining enterprises.
Conventional boiler it is relatively simple for structure, the flow of the high-temperature flue gas of fuel combustion in the boiler is very short, only one
Thermal energy is divided to be absorbed, most thermal energy are directly discharged in air, and heat utilization rate is only 40 or so percent.And
And existing boiler oil is usually coal or coal gas, combustion efficiency is poor, and fuel combustion is insufficient, can generate with a large amount of
The imflammable gas such as carbon monoxide, these gases can not only waste fuel, but also air can be caused with flue dust direct emission
Serious pollution, and the flue dust discharged usually contains a large amount of waste heat, can cause thermal pollution.
Invention content
The purpose of the present invention is to provide a kind of power economized boiler based on second-time burning preheating technology, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the present invention provides following technical solution：
A kind of power economized boiler based on second-time burning preheating technology, including furnace body, furnace body is internally provided with secondary combustion chamber and stove
Thorax, burner hearth are located at the lower section of secondary combustion chamber, and burner hearth penetrates through connection secondary combustion chamber by intercommunicating pore, and the bottom of burner hearth is equipped with stove
Burner hearth is separated into combustion chamber and cinder room by row, fire grate, and cinder room is located at the lower section of combustion chamber, and the side wall of cinder room is uniformly set
There are several slag-drip openings, the top of combustion chamber is equipped with heater box, several smoke exhaust pipes are uniformly equipped in heater box, and smoke exhaust pipe perforation connects
Connecing the upper and lower end face of heater box, the side perforation connection outlet pipe of heater box, outlet pipe is equipped with control valve, and the one of combustion chamber
Side inner wall is equipped with coal nozzle and the first electronic lighter, and coal nozzle is located at the lower section of the first electronic lighter, coal dust
The input end perforation connection coal dust supply pipe of nozzle；Heat-exchange tube is equipped in second-time burning room, heat-exchange tube is consolidated by connecting tube
Surely it is connected on the inner wall of secondary combustion chamber, the water inlet end perforation connection water inlet pipe of heat-exchange tube, water inlet pipe is equipped with water pump, heat
The water outlet perforation connection connection water pipe of pipe is exchanged, the other end perforation for connecting water pipe is connected to the top of heater box, secondary combustion
The side inner wall for burning room is equipped with atomizer and the second electronic lighter, and atomizer is located under the second electronic lighter
Square, the oil inlet end perforation connection fuel feed pump of atomizer, the top perforation connection exhaust smoke hole of secondary combustion chamber, the inner cavity of exhaust smoke hole is certainly
Third filter layer, the second filter layer and the first filter layer are equipped under above successively.
As the further technical solution of the present invention, several cinder holes are uniformly equipped on fire grate.
As the further technical solution of the present invention, the side wall of cinder room is uniformly equipped with 2~3 slag-drip openings.
As the further technical solution of the present invention, the bottom wall center of cinder room is equipped with deflector, and deflector is circular cone
Platform structure.
As the further technical solution of the present invention, heat-exchange tube is corresponding with intercommunicating pore in the vertical direction.
As the further technical solution of the present invention, heat-exchange tube is spatially spiral structure.
As the further technical solution of the present invention, the first filter layer is dust filtering stratum reticulare, and the second filter layer is activated carbon
Layer, third filter layer is desulfurization layer.
Compared with prior art, the present invention utilizes secondary combustion chamber so that the flue gas generated in combustion chamber is mixed with mist of oil
Second-time burning is carried out, the heat for generation of burning preheats the water in heat-exchange tube, not only reduces water adding in heater box
The hot time, and cause full combustion of fuel, the utilization rate of fuel is improved, reduces energy consumption；The smog generated that burns is arranged from exhaust smoke hole
Go out, successively through the first filter layer, the second filter layer and third filter layer, layering removes the harmful substance in flue gas, so as to
Reduce influence of the flue gas to air quality.
Description of the drawings
Fig. 1 is a kind of structure diagram of the power economized boiler based on second-time burning preheating technology of the present invention；
Fig. 2 is a kind of structure diagram of the vertical view of the power economized boiler based on second-time burning preheating technology of the present invention.
In figure：1- furnace bodies, 2- secondary combustion chambers, 3- burner hearths, 4- fire grates, 5- cinders hole, 6- combustion chambers, 7- cinders room, 8-
Deflector, 9- slag-drip openings, 10- coal nozzles, 11- coal dust supply pipes, the first electronic lighters of 12-, 13- heater boxes, 131-
Smoke exhaust pipe, 14- outlet pipes, 15- control valves, 16- intercommunicating pores, 17- heat-exchange tubes, 18- connecting rods, 19- water inlet pipes, 20- water pumps,
21- connection water pipes, the second electronic lighters of 22-, 23- fuel feed pumps, 24- atomizers, 25- exhaust smoke holes, the first filter layers of 26-,
The second filter layers of 27-, 28- third filter layers.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instructions such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description rather than instruction or dark
Show that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " etc. are only used for description purpose, and it is not intended that instruction or hint phase
To importance or the implicit quantity for indicating indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The technical solution of this patent is described in more detail With reference to embodiment.
Please refer to Fig.1~2, a kind of power economized boiler based on second-time burning preheating technology, including furnace body 1, the furnace body 1
Secondary combustion chamber 2 and burner hearth 3 are internally provided with, the burner hearth 3 is located at the lower section of secondary combustion chamber 2, and burner hearth 3 is passed through by intercommunicating pore 16
Lead to and connect secondary combustion chamber 2, the bottom of burner hearth 3 is equipped with fire grate 4, and several cinder holes 5, fire grate 4 are uniformly equipped on the fire grate 4
Burner hearth 3 is separated into combustion chamber 6 and cinder room 7, the cinder room 7 is located at the lower section of combustion chamber 6, and the side wall of cinder room 7 is uniform
Be equipped with several slag-drip openings 9, the bottom wall center of cinder room 7 is equipped with deflector 8, and the deflector 8 is circular cone structure, the combustion
The top for burning room 6 is equipped with heater box 13, is uniformly equipped with several smoke exhaust pipes 131 in the heater box 13, the smoke exhaust pipe 131 passes through
Lead to the upper and lower end face for connecing heater box 13, the side perforation connection outlet pipe 14 of heater box 13, the outlet pipe 14 is equipped with
Control valve 15, the side inner wall of the combustion chamber 6 are equipped with 10 and first electronic lighter 12 of coal nozzle, the coal nozzle
10 are located at the lower section of the first electronic lighter 12, the input end perforation connection coal dust supply pipe 11 of coal nozzle 10；Described two
Heat-exchange tube 17 is equipped in secondary combustion chamber 2, the heat-exchange tube 17 is corresponding with intercommunicating pore 16 in the vertical direction, heat-exchange tube
17 be spatially spiral structure, and heat-exchange tube 17 is fixedly connected on by connecting tube 18 on the inner wall of secondary combustion chamber 2, heat-exchange tube
17 water inlet end perforation connection water inlet pipe 19, the water inlet pipe 19 are equipped with water pump 20, and the water outlet of the heat-exchange tube 17 is passed through
Lead to water receiving pipe 21 in succession, the other end perforation of the connection water pipe 21 is connected to the top of heater box 13, the second-time burning
The side inner wall of room 2 is equipped with 24 and second electronic lighter 22 of atomizer, and the atomizer 24 is located at the second electronic striking
The lower section of device 22, the oil inlet end perforation connection fuel feed pump 23 of atomizer 24, the top perforation connection row of the secondary combustion chamber 2
Cigarette hole 25, the inner cavity of the exhaust smoke hole 25 are equipped with third filter layer 28, the second filter layer 27 and the first filtering successively from top to bottom
Layer 26, first filter layer 26 is dust filtering stratum reticulare, and second filter layer 27 is active carbon layer, and the third filter layer 28 is
Desulfurization layer.
The present invention is burnt in use, using coal dust as fuel in combustion chamber 6, and the water in heater box 13 is carried out
Heating, the imflammable gas such as carbon monoxide that coal dust firing generates are entered in secondary combustion chamber 2 with flue dust by intercommunicating pore 16,
It is mixed with mist of oil and carries out second-time burning, the heat for generation of burning preheats the water in heat-exchange tube 17, not only reduces water and exists
Heating time in heater box 13, and cause full combustion of fuel, the utilization rate of fuel is improved, reduces energy consumption；What burning generated
Smog is discharged from exhaust smoke hole 25, is gone successively through the first filter layer 26, the second filter layer 27 and third filter layer 28, layering
Except the harmful substance in flue gas, so as to reduce influence of the flue gas to air quality.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, can also be under the premise of this patent objective not be departed from the knowledge that one skilled in the relevant art has
Various changes can be made.
Claims (7)
1. a kind of power economized boiler based on second-time burning preheating technology, which is characterized in that including furnace body, furnace body is internally provided with two
Secondary combustion chamber and burner hearth, burner hearth are located at the lower section of secondary combustion chamber, and burner hearth penetrates through connection secondary combustion chamber, burner hearth by intercommunicating pore
Bottom be equipped with fire grate, burner hearth is separated into combustion chamber and cinder room by fire grate, and cinder room is located at the lower section of combustion chamber, cinder room
Side wall is uniformly equipped with several slag-drip openings, and the top of combustion chamber is equipped with heater box, several smoke exhaust pipes are uniformly equipped in heater box,
The upper and lower end face of smoke exhaust pipe perforation connection heater box, the side perforation connection outlet pipe of heater box, outlet pipe are equipped with control
Valve, the side inner wall of combustion chamber are equipped with coal nozzle and the first electronic lighter, and coal nozzle is located at the first electronic striking dress
The lower section put, the input end perforation connection coal dust supply pipe of coal nozzle；Heat-exchange tube, heat-exchange tube are equipped in second-time burning room
It is fixedly connected on the inner wall of secondary combustion chamber by connecting tube, the water inlet end perforation connection water inlet pipe of heat-exchange tube, water inlet pipe
Water pump, the water outlet perforation connection connection water pipe of heat-exchange tube are equipped with, the other end perforation for connecting water pipe is connected to heater box
Top, the side inner wall of secondary combustion chamber is equipped with atomizer and the second electronic lighter, and atomizer is located at the second electronics
The lower section of ignition device, the oil inlet end perforation connection fuel feed pump of atomizer, the top perforation connection exhaust smoke hole of secondary combustion chamber, row
The inner cavity in cigarette hole is equipped with third filter layer, the second filter layer and the first filter layer successively from top to bottom.
2. a kind of power economized boiler based on second-time burning preheating technology according to claim 1, which is characterized in that on fire grate
Uniformly it is equipped with several cinder holes.
A kind of 3. power economized boiler based on second-time burning preheating technology according to claim 1, which is characterized in that cinder room
Side wall uniformly be equipped with 2~3 slag-drip openings.
A kind of 4. power economized boiler based on second-time burning preheating technology according to claim 1, which is characterized in that cinder room
Bottom wall center be equipped with deflector, deflector is circular cone structure.
A kind of 5. power economized boiler based on second-time burning preheating technology according to claim 1, which is characterized in that heat exchange
Pipe is corresponding with intercommunicating pore in the vertical direction.
A kind of 6. power economized boiler based on second-time burning preheating technology according to claim 1, which is characterized in that heat exchange
Pipe is spatially spiral structure.
A kind of 7. power economized boiler based on second-time burning preheating technology according to claim 1, which is characterized in that the first mistake
Filtering layer is dust filtering stratum reticulare, and the second filter layer is active carbon layer, and third filter layer is desulfurization layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711391292.6A CN108180626A (en) | 2017-12-21 | 2017-12-21 | A kind of power economized boiler based on second-time burning preheating technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711391292.6A CN108180626A (en) | 2017-12-21 | 2017-12-21 | A kind of power economized boiler based on second-time burning preheating technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108180626A true CN108180626A (en) | 2018-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711391292.6A Pending CN108180626A (en) | 2017-12-21 | 2017-12-21 | A kind of power economized boiler based on second-time burning preheating technology |
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| CN (1) | CN108180626A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112815344A (en) * | 2020-12-16 | 2021-05-18 | 吴媛媛 | Boiler tail gas treatment device with cooling function and tail gas treatment process |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3810447A (en) * | 1971-09-21 | 1974-05-14 | L Grainger | Anti-pollution steam generation system |
| CN2315487Y (en) * | 1998-04-09 | 1999-04-21 | 白国义 | Atmospheric vertical boiler with screw chimney |
| CN203518225U (en) * | 2013-10-17 | 2014-04-02 | 中国矿业大学 | Large-air-volume coal-to-gas boiler |
| CN106016720A (en) * | 2016-06-28 | 2016-10-12 | 哈尔滨市金京锅炉有限公司 | Energy-saving and environment-friendly boiler with double combustion chambers |
| CN206739626U (en) * | 2017-01-11 | 2017-12-12 | 成都双流积利热能科技股份有限公司 | A kind of wall-hung boiler and its heat exchange mechanisms |
| CN207750983U (en) * | 2017-12-21 | 2018-08-21 | 陕西羽顺热能技术设备有限公司 | A kind of power economized boiler based on second-time burning preheating technology |
-
2017
- 2017-12-21 CN CN201711391292.6A patent/CN108180626A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3810447A (en) * | 1971-09-21 | 1974-05-14 | L Grainger | Anti-pollution steam generation system |
| CN2315487Y (en) * | 1998-04-09 | 1999-04-21 | 白国义 | Atmospheric vertical boiler with screw chimney |
| CN203518225U (en) * | 2013-10-17 | 2014-04-02 | 中国矿业大学 | Large-air-volume coal-to-gas boiler |
| CN106016720A (en) * | 2016-06-28 | 2016-10-12 | 哈尔滨市金京锅炉有限公司 | Energy-saving and environment-friendly boiler with double combustion chambers |
| CN206739626U (en) * | 2017-01-11 | 2017-12-12 | 成都双流积利热能科技股份有限公司 | A kind of wall-hung boiler and its heat exchange mechanisms |
| CN207750983U (en) * | 2017-12-21 | 2018-08-21 | 陕西羽顺热能技术设备有限公司 | A kind of power economized boiler based on second-time burning preheating technology |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112815344A (en) * | 2020-12-16 | 2021-05-18 | 吴媛媛 | Boiler tail gas treatment device with cooling function and tail gas treatment process |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20180619 |