CN209065849U - A kind of chilling ring of gasifying furnace - Google Patents
A kind of chilling ring of gasifying furnace Download PDFInfo
- Publication number
- CN209065849U CN209065849U CN201821841704.1U CN201821841704U CN209065849U CN 209065849 U CN209065849 U CN 209065849U CN 201821841704 U CN201821841704 U CN 201821841704U CN 209065849 U CN209065849 U CN 209065849U
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- chilling ring
- inner cylinder
- gasifying furnace
- circular tube
- water
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Abstract
The utility model discloses a kind of chilling ring of gasifying furnace, including cylindrical inner cylinder, the outer semi-circular tube of annular and annular right-angle deflector, and the inner cylinder, right angle deflector is coaxial with outer semi-circular tube and is fixedly connected；Its China and foreign countries' semi-circular tube is on the outside of inner cylinder and closing forms chilled water cavity；Right angle deflector is located on the inside of inner cylinder upper end and is formed between inner cylinder annular gap, and annular gap lower end is open and locating piece formation chilling ring out outlet is arranged；Inner cylinder top includes water outlet in one group circumferentially equally distributed chilling ring, is connected to Quench water chamber and annular gap；Inner cylinder top is fixedly connected with chilling ring expansion joint, and lower part is fixedly connected with gasification furnace down-comer.The chilling ring of gasifying furnace of the utility model is less scaling, blocks, and saves chilled water, and chilled water water outlet is unlikely to deform, and can form the uniform and stable moisture film for being attached to decline inside pipe wall, and protection down-comer is run steadily in the long term.
Description
Technical field
The utility model belongs to coal gasification apparatus technical field, is related to a kind of gasification furnace, more particularly to a kind of gasification furnace
Chilling ring.
Background technique
Gasification furnace is the capital equipment that synthesis gas is used to prepare in chemical industry.Novel mixing shell gasification process uses water
Chilling process, synthesis gas generated pressure 0.5-8.5Mpa when being by the burning of the carbon-containing fuels such as the coal, coke or oil that granulate,
Temperature is 1000-1600 DEG C of gas.
Harsh reaction condition and temperature significantlys change, so that the critical components such as chilling ring of gasification furnace easily heat fatigue
Damage.Since chilling ring is the key equipment for synthesizing air cooling washing, the length in chilling ring service life will directly influence gas
Change the time limit of furnace operation.
By being found after long-term operation, the chilling ring source of damage mainly due to chilling ring internal flow flow velocity it is too low,
Buck deposition fouling after cause chilling ring outlet fluid be unevenly distributed and system there are thermal stress or other factors to cause to swash
Water outlet and out outlet deformation in cold ring lead to decline pipe surface forming dry area, down-comer directly contact high-temperature synthesis gas and
It is deformed, further results in chilled water and be unevenly distributed, form vicious circle, cause the damage of chilling ring and down-comer, finally
Lead to system shutdown.
Summary of the invention
The purpose of this utility model is to provide a kind of chilling ring of gasifying furnace, the chilling ring of gasifying furnace is less scaling stifled
Plug, is unlikely to deform, damages, and can form the uniform and stable moisture film for being attached to decline inside pipe wall, and protection down-comer is transported steadily in the long term
Row, it is ensured that system long-term operation.
The technical solution adopted in the utility model is:
A kind of chilling ring of gasifying furnace, which is characterized in that the chilling ring includes inner cylinder, the outer semi-circular tube of annular and annular
Right angle deflector, the inner cylinder, right angle deflector is coaxial with outer semi-circular tube and is fixedly connected；The wherein outer semi-circular tube
On the outside of inner cylinder, closing forms chilled water cavity between outer semi-circular tube and inner cylinder；The right angle deflector is located at inner cylinder
Annular gap is formed on the inside of upper end and between inner cylinder, the opening of annular gap lower end forms chilling ring out outlet, described
Locating piece is set between right angle deflector and inner cylinder in chilling ring out outlet；The inner cylinder top includes one group of edge
Water outlet in the chilling ring of even circumferential distribution, is connected to Quench water chamber and annular gap；The inner cylinder top and Quench
Ring expansion joint is fixedly connected, and lower part is fixedly connected with gasification furnace down-comer.
The chilling ring of gasifying furnace further includes water inlet pipe, and water inlet pipe connects outer semi-circular tube, is connected to Quench water chamber.Institute
The water inlet pipe and chilling ring angle stated are preferably between 60-65 °.
The structure type of chilling ring described in the utility model is overflow-type, facilitates the shape under lesser Quench water flow
At stable down-comer moisture film.60-65 ° of water inlet pipe and Quench interannular retaining clip angle enter chilled water with a fixed angular speed and swash
After cold ring, entered through Quench water chamber by interior water outlet, forms the attachment of certain angle rotary water film at right angle flowing plate via leading
In down-comer, play the role of high-temperature synthesis gas and cool, prevents down-comer from directly contacting high-temperature synthesis gas and generating damage.
Preferably, the quantity of water outlet is 16-36, more preferably 22-26 in the chilling ring.
In chilling ring described in the utility model, preferably the height of right angle deflector is 40-60mm, more preferably 48-
52mm, the quantity of chilling ring out outlet locating piece are 12-36, more preferably 22-26.Deflector height increase is more advantageous
In forming moisture film, the setting of locating piece helps to prevent chilling ring out outlet from deforming, and chilled water is made to be uniformly distributed to form stabilization
Moisture film is attached to decline inside pipe wall.
In chilling ring described in the utility model, the inner cylinder is monoblock type and thickeies design, and thickness is preferably 18-
22mm, and it connect with outer semi-circular tube integral, one kind of water outlet is achieved in that through milling mode in inner cylinder in chilling ring
Body top mills out 12-36 sink (interior water outlet), and for width between 8-12mm, sink gap is 20-30mm, sink gap
Situations such as playing positioning action, preventing water outlet deformation fitting in chilling ring.
The utility model has the advantages that the chilling ring of gasifying furnace of the utility model can be swashed using the structure type of overflow-type by reducing
Cold outer annular diameter, the method for increasing chilled water angular speed increase Quench water flow velocity in endless tube and reduce sludge settling, while with smaller
Quench water flow reach ideal moisture film；Quench inner ring is monoblock type and thickeies, and prevents Quench inner ring from being impacted and being deformed；
Deflector length increases, and the setting of locating piece helps to ensure that out outlet is indeformable in chilled water, is uniformly distributed chilled water
Stable moisture film is formed afterwards is attached to decline inside pipe wall.Chilling ring of gasifying furnace described in the utility model is less scaling, blocks, and saves
Chilled water, chilled water water outlet are unlikely to deform, and can form the uniform and stable moisture film for being attached to decline inside pipe wall, protect down-comer
Operation steady in a long-term.
Detailed description of the invention
The overall structure diagram of the chilling ring of gasifying furnace of Fig. 1 the utility model；
The sectional view of the chilling ring of gasifying furnace of Fig. 2 the utility model A-A along Fig. 1；
The partial enlarged view of the chilling ring of gasifying furnace water outlet of Fig. 3 the utility model；
The expanded view of the chilling ring of gasifying furnace inner cylinder of Fig. 4 the utility model.
Specific embodiment
Specific embodiment of the present utility model is described in detail below, it should be noted however that this is practical new
The protection scope of type is not limited to these specific embodiments, but is determined by claims.
As shown in Figs 1-4, the chilling ring of gasifying furnace of the utility model be overflow-type, including cylindrical inner cylinder 1, annular
Outer semi-circular tube 2 and annular right-angle deflector 3, outer semi-circular tube 2 and annular right-angle deflector 3 are respectively fixedly connected in inner cylinder 1
Periphery and inside, inner cylinder 1, right angle deflector 3 and outer semi-circular tube 2 are coaxial, the bottom of inner cylinder 1 and the fixed company of down-comer
It connects.
The section of the outer semi-circular tube 2 is semicircle, and diametrical position is closed by inner cylinder 1 on section, outer semi-circular tube 2 and interior
Quench water chamber is formed between cylinder 1, by reducing the diameter of outer semi-circular tube 2, increases to Quench water flow velocity in chilling ring by 2m/s
3m/s, the increase of flow velocity help to reduce sludge settling, and outer semi-circular tube 2 is equipped with Butterworth Hatch 7, connects water inlet on outer semi-circular tube 2
Pipe 8, the water inlet pipe 8 and outer 2 angle of semi-circular tube are 62 °.
The right angle deflector 3 is located at 1 upper end of inner cylinder and forms the open annular gap in lower end with inner cylinder 1, that is, swashs
Cold water out outlet 5, chilled water out outlet 5 is interior to be arranged 24 locating pieces 4 between right angle deflector 3 and inner cylinder 1.Right angle
Increased locating piece 4 helps to maintain 5 gap of chilling ring out outlet constant between deflector 3 and inner cylinder 1, chilling ring right angle
3 height of deflector is 50mm, reaches intrinsic 1 times, to increase diversion effect.
The inner cylinder 1 is monoblock type and thickeies design, is increased to 18-22mm by former 10mm.1 body top milling of inner cylinder
The width of one group 24 circumferentially equally distributed interior effluent troughs out, effluent trough is 10mm, and length 192mm is formed simultaneously 24
The effluent trough interval of a length 25.9mm, 24 effluent troughs form water outlet 6 in chilled water, are connected between Quench water chamber and annular
Gap；Positioning of the effluent trough interval as water outlet 6 in chilled water, it can be ensured that water outlet 6 is indeformable in chilling ring, it is ensured that Quench
Water, which is uniformly distributed and forms stable moisture film, is attached to decline inside pipe wall.
Claims (6)
1. a kind of chilling ring of gasifying furnace, which is characterized in that the chilling ring include cylindrical inner cylinder, the outer semi-circular tube of annular and
Annular right-angle deflector, the inner cylinder, right angle deflector is coaxial with outer semi-circular tube and is fixedly connected；Outer half described in wherein
Round tube is on the outside of inner cylinder, and closing forms chilled water cavity between outer semi-circular tube and inner cylinder；The right angle deflector is located at interior
Annular gap is formed on the inside of cylinder upper end and between inner cylinder, the opening of annular gap lower end forms chilling ring out outlet, institute
Locating piece is set between right angle deflector and inner cylinder in the chilling ring out outlet stated；The inner cylinder top includes one
Water outlet in circumferentially equally distributed chilling ring is organized, Quench water chamber and annular gap are connected to；The inner cylinder top with
Chilling ring expansion joint is fixedly connected, and lower part is fixedly connected with gasification furnace down-comer.
2. chilling ring of gasifying furnace according to claim 1, which is characterized in that the chilling ring of gasifying furnace further includes into water
Pipe, water inlet pipe connect outer semi-circular tube, are connected to Quench water chamber；The water inlet pipe and Quench interannular angle be 60-65 ° it
Between.
3. chilling ring of gasifying furnace according to claim 1, which is characterized in that the quantity of water outlet is in the chilling ring
16-36.
4. chilling ring of gasifying furnace according to claim 1, which is characterized in that the height of the right angle deflector is 40-
60mm。
5. chilling ring of gasifying furnace according to claim 1, which is characterized in that the chilling ring out outlet locating piece
Quantity is 12-36.
6. chilling ring of gasifying furnace according to claim 1, which is characterized in that the inner cylinder leads to a thickness of 18-22mm
It crosses milling mode and mills out water outlet in 12-36 chilling ring on inner cylinder top, width is between 8-12mm, gap 20-
30mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821841704.1U CN209065849U (en) | 2018-11-09 | 2018-11-09 | A kind of chilling ring of gasifying furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821841704.1U CN209065849U (en) | 2018-11-09 | 2018-11-09 | A kind of chilling ring of gasifying furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209065849U true CN209065849U (en) | 2019-07-05 |
Family
ID=67098277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821841704.1U Active CN209065849U (en) | 2018-11-09 | 2018-11-09 | A kind of chilling ring of gasifying furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209065849U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112708474A (en) * | 2020-11-30 | 2021-04-27 | 苏州海陆重工股份有限公司 | Chilling device on chilling cylinder of gasification furnace |
| CN113369797A (en) * | 2021-06-11 | 2021-09-10 | 东方电气集团东方锅炉股份有限公司 | Repair method for water film gap of semi-ring pipe outside chilling ring of gasification furnace |
-
2018
- 2018-11-09 CN CN201821841704.1U patent/CN209065849U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112708474A (en) * | 2020-11-30 | 2021-04-27 | 苏州海陆重工股份有限公司 | Chilling device on chilling cylinder of gasification furnace |
| CN113369797A (en) * | 2021-06-11 | 2021-09-10 | 东方电气集团东方锅炉股份有限公司 | Repair method for water film gap of semi-ring pipe outside chilling ring of gasification furnace |
| CN113369797B (en) * | 2021-06-11 | 2022-05-31 | 东方电气集团东方锅炉股份有限公司 | Repair method for water film gap of semi-ring pipe outside chilling ring of gasification furnace |
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