CN209386550U - Hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove - Google Patents
Hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove Download PDFInfo
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- CN209386550U CN209386550U CN201822051535.8U CN201822051535U CN209386550U CN 209386550 U CN209386550 U CN 209386550U CN 201822051535 U CN201822051535 U CN 201822051535U CN 209386550 U CN209386550 U CN 209386550U
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Abstract
The utility model relates to automatic temperature control technical fields, hot air mixing device in especially a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove, including furnace body, the bottom of furnace body is equipped with support base, one end of furnace body is equipped with gas inlet pipe, the side wall of furnace body is equipped with control cabinet, the top of furnace body is equipped with the first air intake, second air intake and air outlet slit, the inside of furnace body is equipped with combustion chamber, the inside of combustion chamber is equipped with mixed wind part, mixed wind part includes flue gas inlet pipe and fin plate, the outlet end of combustion chamber is circumscribed with flue gas exhaust pipe, one end of flue gas exhaust pipe is equipped with desulphurization denitration tail gas cylinder, the inside of desulphurization denitration tail gas cylinder is equipped with exhaust gases passes, the inside of exhaust gases passes is equipped with desulphurization denitration exhaust gas channel, one end of desulphurization denitration exhaust gas channel is equipped with inlet exhaust gas, the outlet end of desulphurization denitration tail gas cylinder be equipped with offgas outlet and Exhanst gas outlet.The utility model it is practical, be worthy to be popularized.
Description
Technical field
The utility model relates to automatic temperature control technical fields more particularly to a kind of coke oven gas desulfurization denitration to follow
Hot air mixing device in ring tail gas hot-blast stove.
Background technique
Hot-blast stove is thermal power machinery, starts to be widely applied in China in late 1970s, it many industries
As the regeneration product of electric heat source and conventional vapor power heat source, hot-blast stove is wide in variety, serial complete, is divided into hand with coal-adding type
It burns, two kinds of machine burning, coal, Oil and gas fired boilers etc. is divided into fuel type, and hot-blast stove is usually used in coke oven gas desulfurization Benitration reactor
In, coke-stove gas, also known as oven gas, English name are to belong to high heating value gas, raw gas or raw coke oven gas since combustible component,
Refer to and be configured to coal for coking with several bituminous coal, in coke oven after high-temperature retorting, in output coke and tar product
A kind of imflammable gas caused by simultaneously, is the byproduct of coking industry, and oven gas is mixture, yield and group origin cause of formation refining
Burnt coal quality is different with coking condition and difference, currently, hot-blast stove apply it is anti-in coke oven gas desulfurization denitration
It is low to the heating effect of desulphurization denitration tail gas when answering in device, it can not be anti-to desulphurization denitration by desulphurization denitration tail gas heating rapidly
Temperature needed for answering device causes reactiveness poor.
Utility model content
Purpose of the utility model is to solve exist in the prior art that desulphurization denitration tail gas cannot be heated to suitable temperature
The shortcomings that spending, and hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove proposed.
To achieve the goals above, the utility model adopts the technical scheme that
Design hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove, including furnace body, the furnace body
Bottom be equipped with support base, the support base is fixedly connected with furnace body, and one end of the furnace body is equipped with gas inlet pipe, the combustion
Gas air inlet pipe is fixedly connected with furnace body, and the side wall of the furnace body is equipped with control cabinet, and the control cabinet is fixedly connected on furnace body
On side wall, the top of the furnace body is equipped with the first air intake, second air intake and air outlet slit, and the inside of the furnace body is set
Combuster, the inside of the combustion chamber are equipped with mixed wind part, and the mixed wind part is fixedly connected on the inside of furnace body, the mixed wind part
Including flue gas inlet pipe and fin plate, the fin plate is fixedly connected on the outside of flue gas inlet pipe, outside the outlet end of the combustion chamber
It is connected to flue gas exhaust pipe, the flue gas exhaust pipe is equipped with desulphurization denitration tail gas cylinder, the flue gas exhaust pipe far from one end of furnace body
Be fixedly connected with desulphurization denitration tail gas cylinder, the inside of the desulphurization denitration tail gas cylinder is equipped with exhaust gases passes, the exhaust gases passes with
Flue gas exhaust pipe communicates, and the inside of the exhaust gases passes is equipped with desulphurization denitration exhaust gas channel, the desulphurization denitration exhaust gas channel
One end is equipped with inlet exhaust gas, and the inlet exhaust gas is communicated with desulphurization denitration exhaust gas channel, the outlet of the desulphurization denitration tail gas cylinder
End is equipped with offgas outlet and exhanst gas outlet, and the offgas outlet is communicated with desulphurization denitration exhaust gas channel, the exhanst gas outlet and cigarette
Gas channel communicates.
Preferably, the gas inlet pipe is equipped with corresponding control valve.
Preferably, the flue gas exhaust pipe is connected by the outlet end of flange and furnace body.
Preferably, the control cabinet is connected with power supply device.
Preferably, the spacing of two fin plate head and the tail is 25 millimeters to 30 millimeters.
The utility model proposes a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove in hot air mixing device, beneficial to effect
Fruit is: the mixed wind part of the utility model is mounted directly in the combustion chamber, in this way can be by the indoor flame that burns to fin
Plate is heated, and the flue gas generated is heated by fin plate, and the high-temperature flue gas finally generated enters desulphurization denitration tail gas cylinder
Circulation heating is carried out to desulphurization denitration tail gas, can guarantee the heating of the maximal efficiency to desulphurization denitration tail gas in this way, to reach
The optimum state that flue gas cylinder ammonium hydroxide reacts during to desulfurization and denitrification reaction, this mode adequately utilize the energy, significantly ammonium hydroxide
Reaction efficiency reduces energy consumption, and operational sequence is easy, practical.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove in hot air mixing device
Structural schematic diagram；
Fig. 2 be the utility model proposes a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove in hot air mixing device
Partial sectional view；
Fig. 3 be the utility model proposes a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove in hot air mixing device
The structural schematic diagram of desulphurization denitration tail gas cylinder.
In figure: furnace body 1, support base 2, control cabinet 3, gas inlet pipe 4, the first air intake 5, second air intake 6, sky
Gas outlet 7, flue gas exhaust pipe 8, desulphurization denitration tail gas cylinder 9, combustion chamber 11, mixed wind part 12, flue gas inlet pipe 121, fin plate 122,
Exhaust gases passes 91, desulphurization denitration exhaust gas channel 92, inlet exhaust gas 93, offgas outlet 94, exhanst gas outlet 95.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove, including furnace body 1, furnace
The bottom of body 1 is equipped with support base 2, and support base 2 is fixedly connected with furnace body 1, one end of furnace body 1 equipped with gas inlet pipe 4, combustion gas into
Tracheae 4 is equipped with corresponding control valve, and gas inlet pipe 4 is fixedly connected with furnace body 1, and the side wall of furnace body 1 is equipped with control cabinet
3, control cabinet 3 is fixedly connected on the side wall of furnace body 1, and control cabinet 3 is connected with power supply device, and it is empty that the top of furnace body 1 is equipped with first
Gas entrance 5, second air intake 6 and air outlet slit 7, the inside of furnace body 1 are equipped with combustion chamber 11, and the inside of combustion chamber 11 is equipped with mixed
Wind part 12, mixed wind part 12 are fixedly connected on the inside of furnace body 1, and mixing wind part 12 includes flue gas inlet pipe 121 and fin plate 122, fin
Plate 122 is fixedly connected on the outside of flue gas inlet pipe 121, and the spacing of two 122 head and the tail of fin plate is 25 millimeters to 30 millimeters, burning
The outlet end of room 11 is circumscribed with flue gas exhaust pipe 8, and flue gas exhaust pipe 8 is connect by flange with the outlet end of furnace body 1.
Flue gas exhaust pipe 8 is equipped with desulphurization denitration tail gas cylinder 9, flue gas exhaust pipe 8 and desulphurization denitration tail far from one end of furnace body 1
Inflator 9 is fixedly connected, and the inside of desulphurization denitration tail gas cylinder 9 is equipped with exhaust gases passes 91, exhaust gases passes 91 and 8 phase of flue gas exhaust pipe
Logical, the inside of exhaust gases passes 91 is equipped with desulphurization denitration exhaust gas channel 92, one end of desulphurization denitration exhaust gas channel 92 be equipped with tail gas into
Mouth 93, inlet exhaust gas 93 is communicated with desulphurization denitration exhaust gas channel 92, and the outlet end of desulphurization denitration tail gas cylinder 9 is equipped with offgas outlet 94
With exhanst gas outlet 95, offgas outlet 94 is communicated with desulphurization denitration exhaust gas channel 92, and exhanst gas outlet 95 is communicated with exhaust gases passes 91.
Mixed wind part 12 is directly installed in combustion chamber 11, in this way can be by the flame in combustion chamber 11 to fin plate 122
The flue gas for being heated, and being generated is heated by fin plate 122, and the high-temperature flue gas finally generated enters desulphurization denitration tail gas cylinder
9 pairs of desulphurization denitration tail gas carry out circulation heating, can guarantee the heating of the maximal efficiency to desulphurization denitration tail gas in this way, to reach
The optimum state that flue gas cylinder ammonium hydroxide reacts during to desulfurization and denitrification reaction, this mode adequately utilize the energy, significantly ammonium hydroxide
Reaction efficiency reduces energy consumption, and operational sequence is easy, practical.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove, including furnace body (1), the furnace body (1)
Bottom be equipped with support base (2), the support base (2) is fixedly connected with furnace body (1), and one end of the furnace body (1) is equipped with combustion gas
Air inlet pipe (4), the gas inlet pipe (4) are fixedly connected with furnace body (1), and the side wall of the furnace body (1) is equipped with control cabinet
(3), the control cabinet (3) is fixedly connected on the side wall of furnace body (1), and the top of the furnace body (1) is equipped with the first air intake
(5), the inside of second air intake (6) and air outlet slit (7), the furnace body (1) is equipped with combustion chamber (11), which is characterized in that
The inside of the combustion chamber (11) is equipped with mixed wind part (12), and the mixed wind part (12) is fixedly connected on the inside of furnace body (1), described
Mixed wind part (12) include flue gas inlet pipe (121) and fin plate (122), and the fin plate (122) is fixedly connected on flue gas inlet pipe
(121) outlet end in outside, the combustion chamber (11) is circumscribed with flue gas exhaust pipe (8), and the flue gas exhaust pipe (8) is far from furnace
One end of body (1) is equipped with desulphurization denitration tail gas cylinder (9), the flue gas exhaust pipe (8) and the fixed company of desulphurization denitration tail gas cylinder (9)
It connects, the inside of the desulphurization denitration tail gas cylinder (9) is equipped with exhaust gases passes (91), the exhaust gases passes (91) and flue gas exhaust pipe
(8) it communicates, the inside of the exhaust gases passes (91) is equipped with desulphurization denitration exhaust gas channel (92), the desulphurization denitration exhaust gas channel
(92) one end is equipped with inlet exhaust gas (93), and the inlet exhaust gas (93) communicates with desulphurization denitration exhaust gas channel (92), described de-
The outlet end of sulphur denitration tail gas cylinder (9) is equipped with offgas outlet (94) and exhanst gas outlet (95), the offgas outlet (94) and desulfurization
Denitration exhaust gas channel (92) communicates, and the exhanst gas outlet (95) communicates with exhaust gases passes (91).
2. hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove according to claim 1, special
Sign is that the gas inlet pipe (4) is equipped with corresponding control valve.
3. hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove according to claim 1, special
Sign is that the flue gas exhaust pipe (8) is connect by flange with the outlet end of furnace body (1).
4. hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove according to claim 1, special
Sign is that the control cabinet (3) is connected with power supply device.
5. hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove according to claim 1, special
Sign is that the spacing of two fin plate (122) head and the tail is 25 millimeters to 30 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822051535.8U CN209386550U (en) | 2018-12-07 | 2018-12-07 | Hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822051535.8U CN209386550U (en) | 2018-12-07 | 2018-12-07 | Hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209386550U true CN209386550U (en) | 2019-09-13 |
Family
ID=67871093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822051535.8U Withdrawn - After Issue CN209386550U (en) | 2018-12-07 | 2018-12-07 | Hot air mixing device in a kind of coke oven gas desulfurization denitration recycled offgas hot-blast stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209386550U (en) |
-
2018
- 2018-12-07 CN CN201822051535.8U patent/CN209386550U/en not_active Withdrawn - After Issue
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190913 Effective date of abandoning: 20220913 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190913 Effective date of abandoning: 20220913 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |