CN209077414U - A kind of incineration of refuse flyash heat treatment process rapid cooling device for fume - Google Patents
A kind of incineration of refuse flyash heat treatment process rapid cooling device for fume Download PDFInfo
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- CN209077414U CN209077414U CN201821389260.2U CN201821389260U CN209077414U CN 209077414 U CN209077414 U CN 209077414U CN 201821389260 U CN201821389260 U CN 201821389260U CN 209077414 U CN209077414 U CN 209077414U
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- pipeline
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Abstract
The utility model discloses a kind of incineration of refuse flyash heat treatment process rapid cooling device for fume, high-temperature pipe is extended in the conical pipeline of chilling tower, and the conical pipeline and straight pipeline intersection of chilling tower is arranged in the lower port of high-temperature pipe；The outside of high-temperature pipe is socketed with high-temperature service flange, and the upper surface of the conical pipeline of chilling tower is fixedly connected with quenching apparatus flange, chilling tower and high-temperature pipe and passes through high-temperature service flange and quenching apparatus flanged joint；The side wall of high-temperature pipe is provided with heating burner, and the top of high-temperature service flange is arranged in heating burner；The top of the lower port of high-temperature pipe is arranged in the uniform open cycle liquid eddy flow interface of four peripheral walls of conical pipe, circulation fluid eddy flow interface, and recirculated water is entered in conical pipe by circulation fluid eddy flow interface and forms uniform liquid film on the inner wall of chilling tower；Two-fluid spray nozzle is provided on the straight pipeline side wall of chilling tower.The utility model solves the problems, such as that high-temperature pipe and the junction salification of chilling tower block nozzle.
Description
Technical field
The utility model relates to incineration of refuse flyash Equipments for Heating Processing, and in particular to a kind of incineration of refuse flyash heat treatment work
Skill rapid cooling device for fume.
Background technique
Since incineration of refuse flyash contains a large amount of chloride, according to " HJ2042-2014 hazardous waste disposal engineering skill
Art directive/guide " incineration disposal system generate high-temperature flue gas chilling should be taken to dispose, flue-gas temperature should be down in 1s 200 DEG C with
Under, flue gas is reduced in the residence time of 200 ~ 500 DEG C of humidity provinces, prevents the secondary generation of dioxin.Therefore flying dust heat treatment process needs
Quenching apparatus is set.
Flying dust heat treatment process chilling tower such as Fig. 1, quenching apparatus pass through pipe with high-temperature flue gas section equipment at present
Road connection, due to containing a large amount of villaumite and villaumite fusing point in flue gas at 800 DEG C or so, when high-temperature flue gas section and fast cooling device
There are when low-temperature space, will appear salt condensation in high temperature conjunction pipeline so that equipment or line clogging, technique can not be normal for changeover portion
Operation.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of incineration of refuse flyash heat treatment process cigarette
Device for cooling out of breath.The device and high-temperature flue gas section direct connection, high-temperature flue gas section outlet setting burner avoid changeover portion cryogenic temperature condensation
Salt blocks chilling tower entrance, while water-cooling wall is arranged in chilling tower, that is, can avoid high-temperature flue gas and corrode high-temperature pipe, while reducing gold
Belong to the risk of villaumite condensation wall surface.
The technical solution of the utility model are as follows: a kind of incineration of refuse flyash heat treatment process rapid cooling device for fume, packet
Include chilling tower, high-temperature pipe, high-temperature service flange, quenching apparatus flange, heating burner, circulation fluid eddy flow interface, circulating water pipe,
Liquid film, circulation water regulating valve, two-fluid spray nozzle, chilling tower are divided into the conical pipeline on top and the straight pipeline of lower part, chilling tower
The internal diameter of conical pipeline lower port is slightly larger than the outer diameter of high-temperature pipe, and high-temperature pipe extends in the conical pipeline of chilling tower, high
The conical pipeline and straight pipeline intersection of chilling tower is arranged in the lower port of warm pipeline；The outside of high-temperature pipe is socketed with high temperature and sets
Standby flange, the upper surface of the conical pipeline of chilling tower are fixedly connected with quenching apparatus flange, and chilling tower and high-temperature pipe pass through height
Warm vessel flange and quenching apparatus flanged joint；The side wall of high-temperature pipe is provided with heating burner, and heating burner is arranged in high temperature
The top of vessel flange；The uniform open cycle liquid eddy flow interface of four peripheral walls of conical pipe, circulation fluid eddy flow interface are arranged in high temperature pipe
The top of the lower port in road, recirculated water are entered in conical pipe by circulation fluid eddy flow interface and are formed on the inner wall of chilling tower
Uniform liquid film；Two-fluid spray nozzle is provided on the straight pipeline side wall of chilling tower.
Further, the two-fluid spray nozzle be 1 ~ it is N number of.
Further, the lower section of the lower port of high-temperature pipe is arranged in the two-fluid spray nozzle,
Further, the two-fluid spray nozzle is arranged with air conservation casing, and the spray angle of two-fluid spray nozzle is 15 °.
Further, circulation water regulating valve is provided on the circulating water pipe, the thickness of liquid film passes through circulation water regulating valve
It is controlled.
Further, the conical pipeline of the chilling tower selects high temperature anticorrosion alloy material to be made.
Further, the pipeline that the high-temperature pipe extends to chilling tower is coated with moisture-proof chlorine corrosion material.
Further, the high-temperature pipe inner wall is coated with high-temperature service refractory material.
Further, the straight pipeline of the chilling tower is made of non-metallic material.
The utility model has the following beneficial effects: the utility model eliminates the connecting pipe of high-temperature pipe Yu chilling tower, change
For card edge type connection type, the Material Selection that high-temperature flue gas enters quenching apparatus linkage section is solved；High-temperature pipe exit
Setting heating burner blocks asking for nozzle with the junction salification of chilling tower by periodically turning on heating burner solution high-temperature pipe
Topic；The circulation fluid eddy flow interface of chilling tower setting, forms liquid film by recirculated water on the inner wall of chilling tower, that is, can avoid high temperature
Flue gas corrosion high-temperature pipe, while reducing the risk of metal chloride condensation wall surface；Flue-gas temperature is down to using two-fluid spray nozzle
100 DEG C hereinafter, the optional non-metal anti-corrosion material of the straight pipeline of chilling tower, greatly reduces cost.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the prior art.
Fig. 2 is the structural schematic diagram of the utility model.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing, the present embodiment is not constituted to this
The limitation of utility model.
As shown in Fig. 2, a kind of incineration of refuse flyash heat treatment process rapid cooling device for fume, including chilling tower 1, high temperature pipe
Road 2, quenching apparatus flange 4, heating burner 5, circulation fluid eddy flow interface 6, circulating water pipe 7, liquid film 8, follows at high-temperature service flange 3
Ring water regulating valve 9, two-fluid spray nozzle 10.
Chilling tower 1 divides the conical pipeline 101 for top and the straight pipeline 102 of lower part, and the conical pipeline 101 of chilling tower 1 selects
With high temperature anticorrosion alloy material.The internal diameter of 101 lower port of conical pipeline of chilling tower 1 is slightly larger than the outer diameter of high-temperature pipe 2, high temperature
The lower part of pipeline 2 is arranged in the conical pipeline 101 of chilling tower 1, and the taper of chilling tower 1 is arranged in the lower port of high-temperature pipe 2
Pipeline 101 and 102 intersection of straight pipeline, high-temperature flue gas are directly entered in chilling tower 1, make the taper of high-temperature pipe 2 Yu chilling tower 1
Avoid flue gas cool-down that junction salification is caused to block between pipeline 101.
The outside of high-temperature pipe 2 is socketed with high-temperature service flange 3, and high-temperature service flange 3 is mounted on distance high-temperature pipeline 2
Above lower port at the position 500mm, i.e., it is 500mm that high-temperature pipe 2, which extends to the length in the conical pipeline 101 of chilling tower 1,.It is anxious
The upper surface of the conical pipeline 101 of cold tower 1 is fixedly connected with quenching apparatus flange 4, high-temperature service flange 3 and quenching apparatus flange
4 are bolted, and chilling tower 1 is connect by high-temperature service flange 3 with quenching apparatus flange 4 with high-temperature pipe 2, using flanged joint
Mode seals.
The side wall of high-temperature pipe 2 is provided with heating burner 5, and the top of high-temperature service flange 3 is arranged in heating burner 5, high
The changeover portion of warm pipeline 2 and chilling tower 1 is easy to appear low temperature salification phenomenon, needs periodically to carry out the fused salt in high-temperature pipe 2
Heat treatment, when avoiding transitional region of the flue gas through over-quenching tower 1 and high-temperature pipe 2, cryogenic temperature condensation salt blocking chilling tower 1 enters
Mouthful.The pipeline that high-temperature pipe 2 extends to chilling tower 1 is covered using moisture-proof chlorine corrosion material.2 inner wall of high-temperature pipe is coated with high temperature and sets
Standby refractory material 201.
The uniform open cycle liquid eddy flow interface 6 of four peripheral walls of conical pipe 101, circulation fluid eddy flow interface 6 are arranged in high-temperature pipe 2
Lower port top, the nozzle of circulating water pipe 7 is arranged at circulation fluid eddy flow interface 6, and recirculated water is by circulating water pipe 7 by following
Ring liquid eddy flow interface 6 enters in conical pipe 101, seam of the recirculated water between the inner wall of conical pipe 101 and the outer wall of high-temperature pipe 2
Inner wall between gap along chilling tower 1 flows downward, and uniform liquid film 8 is formed on the inner wall of chilling tower 1.Liquid film 8 can be prevented
High temperature corrosion and high temperature salification phenomenon only occur on the inner wall of cold tower 1.When quantity of circulating water is about 4.2Nm3When/h, the thickness of liquid film 8
Spend about 3 ~ 5mm.Circulation water regulating valve 9 is provided on circulating water pipe 7, the thickness of liquid film 8 is controlled by recycling water regulating valve 9
System.
According to the air inflow of flue gas, reasonable disposition has 1 ~ N number of two-fluid spray nozzle on 102 side wall of straight pipeline of chilling tower 1
10, the temperature of flue gas is reduced using two-fluid spray nozzle 10, reaches insulation heat exchange saturation temperature.In the utility model, two-fluid spray
Mouth 10 is arranged at the lower section 200mm of the lower port of high-temperature pipe 2.Two-fluid spray nozzle 5 is used for spray cooling, is down to flue gas full
With temperature hereinafter, to reduce requirement of the subsequent technique to cleaning equipment.Two-fluid spray nozzle 10 uses high temperature resistant nickel base alloy material
Material, has effective moisture-proof chlorine, the resistance to mixed acid containing chloride ion, anti-spot corrosion and crevice corrosion ability.
Two-fluid spray nozzle 10 is protected using air conservation casing, and the spray angle of two-fluid spray nozzle 10 is 15 °, double fluid
The atomizing particle size of body nozzle 10 is less than 100 μm.Flue gas enters after the straight pipeline 102 of chilling tower 1 to be generated with two-fluid spray nozzle 10
Atomization grain contact heat-exchanging is cooled to 88 DEG C of saturation temperature or so, and the setting of two-fluid spray nozzle 10 can avoid high-temperature flue gas and corrode chilling
The straight pipeline 102 of tower 1, while reducing the risk of 102 inner wall of straight pipeline of metal chloride condensation chilling tower 1.Chilling tower 1 it is straight
Pipeline 102 is made of nonmetallic materials, can effectively reduce cost while effectively reducing acid and chlorine salt corrosion.
The diameter of the straight pipeline 102 of chilling tower 1 is 1000mm.
The above descriptions are merely preferred embodiments of the present invention, is not used in limitation the utility model, this field skill
Art personnel can make various modifications or equivalent replacements to the utility model in the essence and protection scope of the utility model,
This modification or equivalent replacement also should be regarded as falling in the protection scope of technical solutions of the utility model.
Claims (9)
1. a kind of incineration of refuse flyash heat treatment process rapid cooling device for fume, it is characterised in that: including chilling tower, high temperature pipe
Road, high-temperature service flange, quenching apparatus flange, heating burner, circulation fluid eddy flow interface, circulating water pipe, liquid film, recirculated water are adjusted
Valve, two-fluid spray nozzle, chilling tower are divided into the conical pipeline on top and the straight pipeline of lower part, the conical pipeline lower port of chilling tower
Internal diameter is slightly larger than the outer diameter of high-temperature pipe, and high-temperature pipe extends in the conical pipeline of chilling tower, and the lower port of high-temperature pipe is set
Set the conical pipeline and straight pipeline intersection in chilling tower；The outside of high-temperature pipe is socketed with high-temperature service flange, chilling tower
The upper surface of conical pipeline is fixedly connected with quenching apparatus flange, and chilling tower and high-temperature pipe pass through high-temperature service flange and chilling
Device flanged joint；The side wall of high-temperature pipe is provided with heating burner, and the top of high-temperature service flange is arranged in heating burner；Cone
The top of the lower port of high-temperature pipe is arranged in the uniform open cycle liquid eddy flow interface of four peripheral walls of shape pipe, circulation fluid eddy flow interface,
Recirculated water is entered in conical pipe by circulation fluid eddy flow interface and forms uniform liquid film on the inner wall of chilling tower；Chilling tower
Straight pipeline side wall on be provided with two-fluid spray nozzle.
2. a kind of incineration of refuse flyash heat treatment process rapid cooling device for fume according to claim 1, it is characterised in that:
The two-fluid spray nozzle be 1 ~ it is N number of.
3. a kind of incineration of refuse flyash heat treatment process rapid cooling device for fume according to claim 2, it is characterised in that:
The lower section of the lower port of high-temperature pipe is arranged in the two-fluid spray nozzle.
4. a kind of incineration of refuse flyash heat treatment process rapid cooling device for fume according to claim 3, it is characterised in that:
The two-fluid spray nozzle is arranged with air conservation casing, and the spray angle of two-fluid spray nozzle is 15 °.
5. a kind of incineration of refuse flyash heat treatment process rapid cooling device for fume according to claim 1, it is characterised in that:
Circulation water regulating valve is provided on the circulating water pipe, the thickness of liquid film is controlled by recycling water regulating valve.
6. a kind of incineration of refuse flyash heat treatment process rapid cooling device for fume according to claim 1, it is characterised in that:
The conical pipeline of the chilling tower selects high temperature anticorrosion alloy material to be made.
7. a kind of incineration of refuse flyash heat treatment process rapid cooling device for fume according to claim 1, it is characterised in that:
The pipeline that the high-temperature pipe extends to chilling tower is coated with moisture-proof chlorine corrosion material.
8. a kind of incineration of refuse flyash heat treatment process rapid cooling device for fume according to claim 1, it is characterised in that:
The high-temperature pipe inner wall is coated with high-temperature service refractory material.
9. a kind of incineration of refuse flyash heat treatment process rapid cooling device for fume according to claim 1, it is characterised in that:
The straight pipeline of the chilling tower is made of non-metallic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821389260.2U CN209077414U (en) | 2018-08-28 | 2018-08-28 | A kind of incineration of refuse flyash heat treatment process rapid cooling device for fume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821389260.2U CN209077414U (en) | 2018-08-28 | 2018-08-28 | A kind of incineration of refuse flyash heat treatment process rapid cooling device for fume |
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| Publication Number | Publication Date |
|---|---|
| CN209077414U true CN209077414U (en) | 2019-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821389260.2U Active CN209077414U (en) | 2018-08-28 | 2018-08-28 | A kind of incineration of refuse flyash heat treatment process rapid cooling device for fume |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078961A (en) * | 2018-08-28 | 2018-12-25 | 江苏天楹环保能源成套设备有限公司 | A kind of incineration of refuse flyash heat treatment process rapid cooling device for fume |
-
2018
- 2018-08-28 CN CN201821389260.2U patent/CN209077414U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078961A (en) * | 2018-08-28 | 2018-12-25 | 江苏天楹环保能源成套设备有限公司 | A kind of incineration of refuse flyash heat treatment process rapid cooling device for fume |
| CN109078961B (en) * | 2018-08-28 | 2021-02-19 | 江苏天楹环保能源成套设备有限公司 | Flue gas quenching device for waste incineration fly ash heat treatment process |
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