CN207648760U - The blast furnace gas steam boiler of high-efficiency environment friendly - Google Patents
The blast furnace gas steam boiler of high-efficiency environment friendly Download PDFInfo
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- CN207648760U CN207648760U CN201721618142.XU CN201721618142U CN207648760U CN 207648760 U CN207648760 U CN 207648760U CN 201721618142 U CN201721618142 U CN 201721618142U CN 207648760 U CN207648760 U CN 207648760U
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- energy saving
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- steam
- blast furnace
- environment friendly
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Abstract
A kind of blast furnace gas steam boiler of high-efficiency environment friendly comprising furnace wall (1);It further includes water screen tube system (2), boiler circuit (3), superheater (4), energy-saving appliance (5);Furnace wall (1) is made for refractory material, interior to be equipped with the burner hearth (11) being sequentially communicated, cross hot cell (12), vaporization chamber (13) and the heat collection room of energy saving room (14) four;Burner hearth (11) crosses hot cell (12), vaporization chamber (13) and energy saving room (14) lateral arrangement successively;Water screen tube system (2), boiler circuit (3), superheater (4) and energy-saving appliance (5) are water pipe system, are separately mounted to burner hearth (11), cross in hot cell (12), vaporization chamber (13) and energy saving room (14).It can effectively collect these fuel gas of blast furnace gas and can stablize burning, while can export and press through hot steam, achieve the purpose that environmental protection and resource make full use of.
Description
Technical field
The utility model is related to a kind of boiler, the blast furnace gas steam boiler of especially a kind of high-efficiency environment friendly.
Background technology
Currently, the byproduct generated in industrial ironmaking processes, i.e. blast furnace gas, main ingredient are:CO、C02、N2、H2、
CH4Deng wherein CO, H2、CH4Etc. being fuel gas, can burn away, especially CO contents can reach 25% or so.This
A little gases are discharged into air and can have the following problems:
1. seriously pollution air, welding, ecology, a large amount of discharges can bring serious Environmental security accident.
2. these fuel gas discharge, mass energy is wasted.
Utility model content
A kind of blast furnace gas of high-efficiency environment friendly is provided the purpose of the utility model is to overcome the above-mentioned insufficient of the prior art
Steam boiler can effectively collect these fuel gas of blast furnace gas and can stablize burning, while can export and press through
Hot steam, for people's lives or industrial and agricultural production provides hot water or steam, achievees the purpose that environmental protection and resource make full use of.
The technical solution of the utility model is:A kind of blast furnace gas steam boiler of high-efficiency environment friendly comprising furnace wall, water cooling
Wall guard system, boiler circuit, superheater, energy-saving appliance;
Furnace wall is made for refractory material, interior to be equipped with the burner hearth being sequentially communicated, cross hot cell, vaporization chamber and energy saving room four
A heat collection room;Burner hearth crosses hot cell, vaporization chamber and energy saving room lateral arrangement successively;Water screen tube system, boiler circuit, mistake
Hot device and energy-saving appliance are water pipe system, are separately mounted to burner hearth, cross in hot cell, vaporization chamber and energy saving room.
The further technical solution of the utility model is:Burner hearth, mistake hot cell, vaporization chamber in the furnace wall and energy saving room
Between pass sequentially through partition wall and be spaced, burner hearth and the upper position for crossing partition wall between hot cell are equipped with the first flue gas port, cross hot cell
It is equipped with the second flue gas port with the lower position of the division wall of vaporization chamber, the upper bit of the division wall of vaporization chamber and energy saving room installs
There is third flue gas port.
The further technical solution of the utility model is:The second flue gas port is distinguished with third flue gas passage port
Equipped with the lower baffle plate and overhead gage extended to vaporization chamber.
Further technical solution is the utility model:The water screen tube system includes for more water pipes, peace
On the inner wall of each heat collection room in furnace wall.
The also further technical solution of the utility model is:The boiler circuit includes hot water pipe net and evaporator, heat
Grid is laid in burner hearth;Evaporator includes evaporation convection pipe, steam header sum aggregate water tank, and steam header is located on header tank
Side, evaporation convection pipe are more, are connected between steam header sum aggregate water tank;Hot water pipe net include more hot-water lines,
Hot water upper collecting chamber and hot water lower header, hot water upper collecting chamber are located above hot water lower header, and more hot-water lines, which are connected on hot water, to be collected
Between case and hot water lower header, hot water pipe net is laid in burner hearth;Evaporator is laid in vaporization chamber.
The further technical solution of the utility model is:The superheater include import steam manifold, outlet steam manifold and
Convection bank, convection bank are folding bending tube bank along the vertical direction, the import of convection bank and outlet respectively with into
Mouth steam manifold, outlet steam manifold are connected, and the convection bank of superheater was mounted on hot cell, and superheater is used to produce boiler circuit
The further temperature raising of raw steam.
The further technical solution of the utility model is:The energy-saving appliance include upper energy saving header, under energy saving header, suction
Heat pipe and automatic exhaust steam valve;Endothermic tube is that the bending of laterally folded formula is restrained;The both ends of endothermic tube are connected to energy saving
Header is under in energy saving header;Automatic exhaust steam valve is mounted in upper energy saving header;The endothermic tube of energy-saving appliance is mounted in energy saving room,
For collecting the waste heat in flue gas.
The further technical solution of the utility model is:Energy-saving appliance, water screen tube system, boiler circuit and the overheat
Device mutually concatenates successively, and such superheater can externally improve sufficient high-temperature steam.
The further technical solution of the utility model is:Its further include with platform staircase, be mounted on furnace wall outside.
The utility model has following features compared with prior art:
1. heat collection room lateral arrangement can extend pyrotechnics path, while can slow down pyrotechnics flow velocity so that each water pipe
There are enough times of contact with pyrotechnics, can efficiently collect heat, reaches energy-efficient purpose.
2. interlaced arrangement can further extend smoke path length, slow down the flue gas port between each heat collection room up and down
Pyrotechnics flow velocity is to achieve the purpose that more preferably to collect thermal energy.
3. being respectively equipped with the lower baffle plate extended to vaporization chamber and upper gear with third flue gas passage port positioned at the second flue gas port
Plate, can be further energy saving.
4. energy-saving appliance, water screen tube system, boiler circuit mutually concatenate successively with superheater, such superheater can be external
Improve sufficient high-temperature steam.
5. by these fuel gas of blast furnace gas and burning can be stablized, reduces and arranged outside dust, reduce high-temperature gas
Outer row, it is more environmentally-friendly.
The detailed construction of the utility model is further described below in conjunction with the drawings and specific embodiments.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is A-A the and E-E semi-cutaways of Fig. 1;
Fig. 3 is the structural schematic diagram of the boiler circuit of the utility model;
Fig. 4 is the left-hand schematic diagram of Fig. 3;
Fig. 5 is the structural schematic diagram of the superheater of the utility model;
Fig. 6 is the structural schematic diagram of the energy-saving appliance of the utility model;
Fig. 7 is the left view of Fig. 6;
Fig. 8 is the structural schematic diagram of the furnace wall and water screen tube system of the utility model;
Fig. 9 is B-B the and F-F semi-cutaways of Fig. 8;
Figure 10 is the C-C sectional views of Fig. 8;
Figure 11 is the D-D sectional views of Fig. 8.
Specific implementation mode
Embodiment 1
As shown in Figs. 1-2:A kind of blast furnace gas steam boiler of high-efficiency environment friendly comprising furnace wall 1, water screen tube system 2,
Boiler circuit 3, superheater 4, energy-saving appliance 5 and platform staircase 6;
As illustrated in figs. 8-11, furnace wall 1 is made for refractory material, interior to be equipped with burner hearth 11, cross hot cell 12, vaporization chamber 13
With the heat collection room of energy saving room 14 4;Burner hearth 11 crosses hot cell 12, vaporization chamber 13 and energy saving room 14 lateral arrangement successively(I.e. not
It is to arrange up and down), lateral arrangement can extend pyrotechnics path, while can slow down pyrotechnics flow velocity(If arrangement up and down, pyrotechnics stream
Speed will be quickly)So that each water pipe(Mainly water screen tube system 2, boiler circuit 3, superheater 4, energy-saving appliance 5)Have with pyrotechnics
Enough times of contact can reach the purpose for efficiently collecting thermal energy;Burner hearth 11, cross hot cell 12, vaporization chamber 13 and energy saving room 14 it
Between pass sequentially through partition wall(111、121、131)It is spaced, burner hearth 11 and the upper position for the division wall 111 for crossing hot cell 12 are equipped with the
One flue gas port 112, the lower position for crossing hot cell 12 and the division wall 121 of vaporization chamber 13 are equipped with the second flue gas port 122, evaporation
The upper position of the division wall 131 of room 13 and energy saving room 14 is equipped with third flue gas port 132, the flue gas between each heat collection room
Interlaced arrangement can further extend smoke path length, slow down pyrotechnics flow velocity to reach the more preferable mesh for collecting thermal energy port up and down
's;Further to allow flue gas to be come into full contact with each water pipe, it is located at the second flue gas port 122 and distinguishes at third flue gas port 132
Equipped with the lower baffle plate 123 and overhead gage 133 extended to vaporization chamber 13.
As shown in Fig. 1-2,8-11, water screen tube system 2 includes each heat being mounted in furnace wall 1 for more water pipes
On the inner wall of collecting chamber, for absorbing heat.
As shown in Figure 3-4, boiler circuit 3 includes hot water pipe net 31 and evaporator 32, and hot water pipe net 31 is laid in burner hearth 11
In;Evaporator 32 includes evaporation convection pipe 321, steam header 322 and header tank 323, and steam header 322 is located at header tank 323
Top, evaporation convection pipe 321 are more, are connected between steam header 322 and header tank 323;Hot water pipe net 31 wraps
More hot-water lines 311, hot water upper collecting chamber 312 and hot water lower header 313 are included, hot water upper collecting chamber 312 is located on hot water lower header 313
Side, more hot-water lines 311 are connected between hot water upper collecting chamber 312 and hot water lower header 313, and hot water pipe net 31 is laid in burner hearth 11
In;Evaporator 32 is laid in vaporization chamber 13.
As shown in figure 5, superheater 4 includes import steam manifold 41, outlet steam manifold 42 and convection bank 43, convection bank 43
For the tube bank of folding bending along the vertical direction, the import of convection bank 43 and outlet respectively with import steam manifold 41, outlet
Steam manifold 42 is connected(Inside connection, other water pipes are also identical, repeat no more), the convection bank 43 of superheater 4 was mounted on
Hot cell 12, the further temperature raising of steam that superheater 4 is used to generate boiler circuit 3.
As shown in fig. 6-7, energy-saving appliance 5 include upper energy saving header 51, under energy saving header 52, endothermic tube 53 and automatic exhaust steam valve
54;Endothermic tube 53 is laterally(It is horizontal)Folding bending tube bank;The both ends of endothermic tube 53 are connected to energy saving header
51 and under in energy saving header 52;Automatic exhaust steam valve 54 is mounted in upper energy saving header 51;The endothermic tube 53 of energy-saving appliance 5 is mounted on section
In energy room 14, for collecting the waste heat in flue gas.
Water screen tube system 2, boiler circuit 3, superheater 4 and energy-saving appliance 5 can individually external supplying hot water, steam supply use,
To adapt to the needs of different temperatures steam, can also be used in parallel or in series;Typically by energy-saving appliance 5, water screen tube system
2, boiler circuit 3 mutually concatenates successively with superheater 4, and such superheater 4 can externally improve sufficient high-temperature steam.
Platform staircase 6 is mounted on outside furnace wall 1, is operated, is overhauled for staff or maintenance personal.
The utility model is not limited to above-mentioned concrete structure, as long as having the furnace wall essentially identical with the utility model
1 structure and the boiler that water screen tube system 2, boiler circuit 3, superheater 4 and energy-saving appliance 5 have been installed in it are just fallen in this reality
Within novel protection domain.
Claims (10)
1. a kind of blast furnace gas steam boiler of high-efficiency environment friendly comprising furnace wall (1);It is characterized in that:It further includes water screen tube
System (2), boiler circuit (3), superheater (4), energy-saving appliance (5);
Furnace wall (1) is made for refractory material, interior to be equipped with the burner hearth (11) being sequentially communicated, cross hot cell (12), vaporization chamber
(13) and the heat collection room of energy saving room (14) four;Burner hearth (11) crosses hot cell (12), vaporization chamber (13) and energy saving room (14) successively
Lateral arrangement;Water screen tube system (2), boiler circuit (3), superheater (4) and energy-saving appliance (5) are water pipe system, difference
Mounted on burner hearth (11), cross in hot cell (12), vaporization chamber (13) and energy saving room (14).
2. the blast furnace gas steam boiler of high-efficiency environment friendly according to claim 1, it is characterized in that:In the furnace wall (1)
Burner hearth (11), cross between hot cell (12), vaporization chamber (13) and energy saving room (14) and pass sequentially through partition wall(111、121、131)It is separated by
It opens, burner hearth (11) and the upper position for the division wall (111) for crossing hot cell (12) are equipped with the first flue gas port (112), cross hot cell
(12) the second flue gas port (122), vaporization chamber (13) and energy saving are equipped with the lower position of the division wall of vaporization chamber (13) (121)
The upper position of the division wall (131) of room (14) is equipped with third flue gas port (132).
3. the blast furnace gas steam boiler of high-efficiency environment friendly according to claim 2, it is characterized in that:Second flue gas is logical
It is respectively equipped with the lower baffle plate (123) and overhead gage extended to vaporization chamber (13) at mouth (122) and third flue gas port (132)
(133)。
4. the blast furnace gas steam boiler of high-efficiency environment friendly according to claim 1 or 2 or 3, it is characterized in that:The water cooling
Wall guard system (2) is mounted on including being more water pipes on the inner wall of each heat collection room in furnace wall (1).
5. the blast furnace gas steam boiler of high-efficiency environment friendly according to claim 1 or 2 or 3, it is characterized in that:The carbonated drink
System (3) includes hot water pipe net (31) and evaporator (32), and hot water pipe net (31) is laid in burner hearth (11);Evaporator (32) wraps
Evaporation convection pipe (321), steam header (322) and header tank (323) are included, steam header (322) is located on header tank (323)
Side, evaporation convection pipe (321) are more, are connected between steam header (322) and header tank (323);Hot water pipe net
(31) include more hot-water lines (311), hot water upper collecting chamber (312) and hot water lower header (313), hot water upper collecting chamber (312) is located at
Above hot water lower header (313), more hot-water lines (311) be connected to hot water upper collecting chamber (312) and hot water lower header (313) it
Between, hot water pipe net (31) is laid in burner hearth (11);Evaporator (32) is laid in vaporization chamber (13).
6. the blast furnace gas steam boiler of high-efficiency environment friendly according to claim 1 or 2 or 3, it is characterized in that:The overheat
Device (4) includes import steam manifold (41), outlet steam manifold (42) and convection bank (43), and convection bank (43) is along the vertical direction
The tube bank of folding bending, the import of convection bank (43) and outlet respectively with import steam manifold (41), outlet steam manifold
(42) it is connected, the convection bank (43) of superheater (4) was mounted on hot cell (12), and superheater (4) is used for boiler circuit (3)
The further temperature raising of steam of generation.
7. the blast furnace gas steam boiler of high-efficiency environment friendly according to claim 1 or 2 or 3, it is characterized in that:Described is energy saving
Device (5) include upper energy saving header (51), under energy saving header (52), endothermic tube (53) and automatic exhaust steam valve (54);Endothermic tube (53)
It is restrained for the bending of laterally folded formula;The both ends of endothermic tube (53) be connected to energy saving header (51) and under energy saving header
(52) on;Automatic exhaust steam valve (54) is mounted on upper energy saving header (51);The endothermic tube (53) of energy-saving appliance (5) is mounted on energy saving room
(14) in, for collecting the waste heat in flue gas.
8. the blast furnace gas steam boiler of high-efficiency environment friendly according to claim 1 or 2 or 3, it is characterized in that:Described is energy saving
Device (5), water screen tube system (2), boiler circuit (3) mutually concatenate successively with superheater (4).
9. the blast furnace gas steam boiler of high-efficiency environment friendly according to claim 4, it is characterized in that:The energy-saving appliance (5),
Water screen tube system (2), boiler circuit (3) mutually concatenate successively with superheater (4).
10. the blast furnace gas steam boiler of high-efficiency environment friendly according to claim 1 or 2, it is characterized in that:It further includes peace
Platform staircase (6) is mounted on furnace wall (1) outside.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721618142.XU CN207648760U (en) | 2017-11-28 | 2017-11-28 | The blast furnace gas steam boiler of high-efficiency environment friendly |
Applications Claiming Priority (1)
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CN201721618142.XU CN207648760U (en) | 2017-11-28 | 2017-11-28 | The blast furnace gas steam boiler of high-efficiency environment friendly |
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Publication Number | Publication Date |
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CN207648760U true CN207648760U (en) | 2018-07-24 |
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CN201721618142.XU Expired - Fee Related CN207648760U (en) | 2017-11-28 | 2017-11-28 | The blast furnace gas steam boiler of high-efficiency environment friendly |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107741005A (en) * | 2017-11-28 | 2018-02-27 | 湖南长宏南雁锅炉修理安装有限公司 | The blast furnace gas steam boiler of high-efficiency environment friendly |
-
2017
- 2017-11-28 CN CN201721618142.XU patent/CN207648760U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107741005A (en) * | 2017-11-28 | 2018-02-27 | 湖南长宏南雁锅炉修理安装有限公司 | The blast furnace gas steam boiler of high-efficiency environment friendly |
CN107741005B (en) * | 2017-11-28 | 2023-11-21 | 湖南长宏锅炉科技股份有限公司 | High-efficiency environment-friendly blast furnace gas steam boiler |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 Termination date: 20181128 |
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CF01 | Termination of patent right due to non-payment of annual fee |