CN207828204U - One kind having the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space - Google Patents
One kind having the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space Download PDFInfo
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- CN207828204U CN207828204U CN201820127338.7U CN201820127338U CN207828204U CN 207828204 U CN207828204 U CN 207828204U CN 201820127338 U CN201820127338 U CN 201820127338U CN 207828204 U CN207828204 U CN 207828204U
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- annular space
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- gasification furnace
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Abstract
The utility model discloses one kind having the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space, belong to powdered coal pressuring gasified technical field, the technical problems to be solved in the utility model is that annular space temperature is excessively high in water wall structure, there are security risk, the technical solution that uses for：Its structure includes gasification furnace shell, burner seat, water-cooling wall and water-cooling wall coil pipe, it is provided with horizontal sheeting above the water-cooling wall coil pipe, horizontal sheeting is provided with annular guard board close to one end of gasification furnace shell, castable refractory is filled in horizontal sheeting and the semi-enclosed cavity of annular guard board composition, gap location between castable refractory top and gasification furnace shell fills refractory ceramic fibre felt, annular guard board upper end is provided with high temperature resistant reinforcing bar, and high temperature resistant reinforcing bar is for preventing refractory ceramic fibre felt from falling；Horizontal sheeting is provided with fire resisting side guard plate close to one end of water-cooling wall, and fire resisting side guard plate is for protecting water-cooling wall coil pipe.
Description
Technical field
The utility model is related to powdered coal pressuring gasified technical fields, specifically a kind of to have water-cooling wall annular space temperature control
The powdered coal pressuring gasified stove of system.
Background technology
With national environmental protection policy changes, the development of New Coal Chemical, powdered coal pressuring gasified stove is more and more, and fine coal adds
Pressure gasification furnace mostly uses greatly water wall structure, and there are annular space overheating problem, gasification furnaces when system pressure is fluctuated for water wall structure
There is serious security risk, less serious cases to influence system steady production for pressure-bearing shell overtemperature, and severe one burns out equipment, causes great warp
Ji loss.
The patent document of patent CN203112771U discloses a kind of gasification furnace anti-channeling air-tight structure, including gasification furnace tube
Body is equipped with vaporizer water-cooling wall coil pipe and burner seat water-cooling wall coil pipe on gasification furnace tube, in vaporizer water-cooling wall coil pipe and
It is equipped with refractory layer between burner seat water-cooling wall coil pipe, the seal support part of annular is equipped in the bottom of refractory layer.The technical solution
It is to reach temperature controlled purpose by increasing cooling coil and refractory layer, cannot fundamentally reduces the temperature at annular space.
Invention content
The technical assignment of the utility model, which is to provide one kind, having the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space,
To solve the problem of in water wall structure annular space temperature, excessively high there are security risks.
The technical assignment of the utility model realizes that one kind having the temperature controlled powder of water-cooling wall annular space in the following manner
Coal pressure gasification stove, including gasification furnace shell, burner seat, water-cooling wall and water-cooling wall coil pipe, water-cooling wall coil pipe top setting
There are horizontal sheeting, horizontal sheeting that one end of gasification furnace shell is provided with annular guard board, horizontal sheeting is formed with annular guard board
Semi-enclosed cavity in fill castable refractory, castable refractory top and gasification furnace shell between gap location filling fire resisting pottery
Porcelain fibrofelt, annular guard board upper end are provided with high temperature resistant reinforcing bar, and high temperature resistant reinforcing bar is for preventing refractory ceramic fibre felt from falling；Water
Flat backplate is provided with fire resisting side guard plate close to one end of water-cooling wall, and fire resisting side guard plate is for protecting water-cooling wall coil pipe.
Preferably, the burner seat bottom part down position is provided with several high temperature resistant steel pipes, high-temperature steel pipe is for hindering
The heat-preservation cotton of gear burner seat bottom falls off.
Preferably, refractory ceramic fibre felt, the downside setting of burner seat inner cavity are filled in the upside of burner seat inner cavity
There is casing, slag nail, and filling heat-preservation cotton or castable refractory in the hole of casing and slag nail is provided on the downside of casing, for preventing
Only the indoor high-temperature gas of gasification furnace burning, which is scurried into inside burner seat, causes burner seat overtemperature.
If preferably, the castable refractory top and gasification furnace shell between refractory ceramic fibre felt on be provided with
Dry venthole.
More preferably, the venthole is provided with a diameter of 8-12mm of 10 and venthole, preferably 10mm.
Preferably, the high temperature resistant reinforcing bar is obliquely installed and is 20-40 ° with the angle of annular guard board upper end, preferably
30°。
More preferably, high temperature resistant reinforcing bar one end is fixedly connected with annular guard board, is set between the other end and gasification furnace shell
Be equipped with gap, it is ensured that can reduce water-cooling wall swelling stress to gasify furnace shell damage, while high temperature resistant reinforcing bar can prevent it is resistance to
Fiery ceramic fiber blanket is fallen to inside annular space.
More preferably, gap is 5-8cm, preferably 6cm between the high temperature resistant reinforcing bar and gasification furnace shell.
There is the utility model the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space to have compared with prior art
Following advantages：The utility model is by the gap shrinks between water-cooling wall coil pipe top and gasification furnace shell, on water-cooling wall coil pipe
Portion installs horizontal sheeting additional, ensures that horizontal sheeting horizontal direction is widened and added moldable（Fire resisting pouring material）, moldable top adds resistance to
Fiery ceramic fiber blanket, to prevent the gas anti-channeling in gasification furnace tube, to avoid shell from heating up；Both it had been avoided that gasification furnace cylinder
Interior high-temperature gas is overflowed from refractory material, and is avoided that the annular space carbon dioxide gas of gasification furnace blows refractory material off,
The problem of efficiently avoiding causing shell to heat up because of the high-temperature gas anti-channeling for the furnace tube that gasifies, ensure that production not by shadow
It rings, greatly reduces gasification furnace and stop production because outer housing heats up or the case where equipment damage, improve production efficiency, ensure that
The long-period stable operation of equipment has good application value.
Description of the drawings
The utility model is further illustrated below in conjunction with the accompanying drawings.
Attached drawing 1 is the structural schematic diagram with the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space；
Attached drawing 2 is the partial enlarged view at A in attached drawing 1.
In figure：1, gasify furnace shell, and 2, burner seat, 3, water-cooling wall coil pipe, 4, horizontal sheeting, 5, annular guard board, 6, burner
Seat inner cavity, 7, refractory ceramic fibre felt, 8, high temperature resistant reinforcing bar, 9, fire resisting side guard plate, 10, high temperature resistant steel pipe, 11, heat-preservation cotton, 12,
Casing, 13, slag nail, 14, castable refractory, 15, venthole, 16, water-cooling wall.
Specific implementation mode
Have water-cooling wall annular space temperature controlled one kind of the utility model with reference to Figure of description and specific embodiment
Powdered coal pressuring gasified stove is described in detail below.
Embodiment：
As shown in figure 1 and 2, the utility model has the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space,
Structure includes gasification furnace shell 1, burner seat 2, water-cooling wall 16 and water-cooling wall coil pipe 3, and horizontal sheeting is installed in 3 top of water-cooling wall coil pipe
4, the thickness of horizontal sheeting 4 is 10cm, and horizontal direction extends 18-22cm into annular space from water-cooling wall coil pipe 3, and horizontal sheeting 4 leans on
One end of nearly gasification furnace shell 1 is welded to connect annular guard board 5, and the height of annular guard board 5 is 10cm, and horizontal sheeting 4 is protected with annular
Plate 5 form semi-enclosed cavity in filling 10cm thickness castable refractory 14,14 top of castable refractory with gasify furnace shell 1 it
Between gap location filling refractory ceramic fibre felt 7, the refractory between 14 top of castable refractory and gasification furnace shell 1 is fine
It ties up, a diameter of 10mm of 10 ventholes 15 and venthole 15 is reserved on 7.5 upper end weld length of annular guard board is the resistance to height of 6cm
Warm reinforcing bar 8, high temperature resistant reinforcing bar 8 is for preventing refractory ceramic fibre felt 7 from falling.High temperature resistant reinforcing bar 8 is obliquely installed and is protected with annular
The angle of 5 upper end of plate is 30 °.8 one end of high temperature resistant reinforcing bar is fixedly connected with annular guard board 5, between the other end and gasification furnace shell 1
There is the gap of 6cm, it is ensured that damage of 16 swelling stress of water-cooling wall to the furnace shell 1 that gasifies can be reduced, while high temperature resistant reinforcing bar 8 can
Prevent refractory ceramic fibre felt 7 from falling to inside annular space.Horizontal sheeting 4 welds fire resisting side guard plate 9 close to one end of water-cooling wall 16,
Fire resisting side guard plate 9 is for protecting water-cooling wall coil pipe 3.The upside filling refractory ceramic fibre felt 7 of burner seat inner cavity 6, reduces because being
System pressure oscillation causes 2 temperature of burner seat to increase, and casing 12,12 downside welding slag nail of casing are installed in the downside of burner seat inner cavity 6
13, and heat-preservation cotton 11 is filled in the hole of casing 12 and slag nail 13, for preventing the indoor high-temperature gas of gasification furnace burning from altering
Enter to cause inside burner seat 2 overtemperature of burner seat.2 bottom part down of burner seat installs high-temperature steel at 2 bottom 20cm of burner seat
The length of pipe 10 and high temperature resistant steel pipe 10 is 10cm, and high temperature resistant steel pipe 10 is made of 625 materials, for stopping 2 bottom of burner seat
The heat-preservation cotton 11 in portion falls off.
The technical personnel in the technical field can readily realize the utility model with the above specific embodiments,.But
It is it should be appreciated that the utility model is not limited to above-mentioned specific implementation mode.On the basis of the disclosed embodiments, described
Those skilled in the art can arbitrarily combine different technical features, to realize different technical solutions.
It is the known technology of those skilled in the art in addition to the technical characteristic described in specification.
Claims (8)
1. one kind having the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space, including gasification furnace shell, burner seat, water-cooling wall
With water-cooling wall coil pipe, which is characterized in that be provided with horizontal sheeting above the water-cooling wall coil pipe, horizontal sheeting is close to gasification furnace shell
One end of body is provided with annular guard board, and castable refractory is filled in horizontal sheeting and the semi-enclosed cavity of annular guard board composition, resistance to
Gap location between fiery castable top and gasification furnace shell fills refractory ceramic fibre felt, and annular guard board upper end is provided with resistance to height
Warm reinforcing bar, high temperature resistant reinforcing bar is for preventing refractory ceramic fibre felt from falling；Horizontal sheeting is provided with resistance to close to one end of water-cooling wall
Fiery side guard plate, fire resisting side guard plate is for protecting water-cooling wall coil pipe.
2. according to claim 1 have the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space, which is characterized in that institute
It states burner seat bottom part down position and is provided with several high temperature resistant steel pipes, high-temperature steel pipe is used to stop the heat-preservation cotton of burner seat bottom
It falls off.
3. according to claim 1 have the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space, which is characterized in that institute
The upside filling refractory ceramic fibre felt of burner seat inner cavity is stated, casing is provided on the downside of burner seat inner cavity, is arranged on the downside of casing
There are slag nail, and filling heat-preservation cotton or castable refractory in the hole of casing and slag nail, for preventing gasification furnace burning indoor
High-temperature gas, which is scurried into inside burner seat, causes burner seat overtemperature.
4. according to claim 1 have the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space, which is characterized in that institute
It is provided with several ventholes on the refractory ceramic fibre felt that castable refractory top is stated between the furnace shell that gasifies.
5. according to claim 4 have the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space, which is characterized in that institute
State a diameter of 8-12mm that venthole is provided with 10 and venthole.
6. according to claim 1 have the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space, which is characterized in that institute
High temperature resistant reinforcing bar is stated to be obliquely installed and be 20-40 ° with the angle of annular guard board upper end.
7. according to claim 1 or 6 there is the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space, feature exists
In high temperature resistant reinforcing bar one end is fixedly connected with annular guard board, and gap is provided between the other end and gasification furnace shell.
8. according to claim 7 have the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space, which is characterized in that institute
It is 5-8cm to state gap between high temperature resistant reinforcing bar and gasification furnace shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820127338.7U CN207828204U (en) | 2018-01-25 | 2018-01-25 | One kind having the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820127338.7U CN207828204U (en) | 2018-01-25 | 2018-01-25 | One kind having the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207828204U true CN207828204U (en) | 2018-09-07 |
Family
ID=63394688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820127338.7U Active CN207828204U (en) | 2018-01-25 | 2018-01-25 | One kind having the temperature controlled powdered coal pressuring gasified stove of water-cooling wall annular space |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207828204U (en) |
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2018
- 2018-01-25 CN CN201820127338.7U patent/CN207828204U/en active Active
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