CN203771980U - Tail gas ash settling chamber - Google Patents
Tail gas ash settling chamber Download PDFInfo
- Publication number
- CN203771980U CN203771980U CN201420159899.7U CN201420159899U CN203771980U CN 203771980 U CN203771980 U CN 203771980U CN 201420159899 U CN201420159899 U CN 201420159899U CN 203771980 U CN203771980 U CN 203771980U
- Authority
- CN
- China
- Prior art keywords
- side walls
- tail gas
- headwalls
- furnace roof
- grey chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The utility model discloses a tail gas settling chamber in order to solve the problems that an existing tail gas ash settling chamber of a rotary kiln is unstable in structure, less prone to wall collision and falling off of the inner wall, and the like and the problems about waste of manpower and material resources, increased production cost and potential security incidents due to the fact that airflow easily runs through side walls to cause a steel shell of the outside of the side walls to be damaged by fire and the side walls to collapse. The tail gas ash settling chamber comprises furnace top, the two side walls, and two end walls, the furnace top, the side walls and the end walls are composed of fireproofing bricks, the side walls and the end walls are built together, and the upper ends of the side walls and the upper ends of the end walls are respectively integrally built with the furnace top. The tail gas ash settling chamber is used for processing tail gas of the rotary kiln in carbon calcination production.
Description
Technical field
The utility model relates to a kind of carbon calcining process units, is specifically related to the heavy grey chamber that rotary furnace tail gas is burned in a kind of sedimentation.
Background technology
At present, carbon calcination production requirement settles down a large amount of carbonaceous particles that carry in rotary kiln exhaust gas, and by the gaseous combustible thing burning containing in tail gas.In prior art, general employing sunk grey chamber as sedimentation burning facility, but because heavy grey chamber side wall adopts non-brick structure, between side wall and headwall, and equal non-integrative-structure between side wall and headwall and furnace roof, when hot operation, the overall structure of heavy grey chamber is very unstable, and the phenomenons such as body of wall caves in, inwall comes off easily occur; Air-flow easily connects side wall, and the box hat scaling loss by side wall outside, also can cause side wall to collapse, and when easily causing security incident, has increased production cost, has caused the significant wastage of manpower and materials.
Summary of the invention
The purpose of this utility model is: provide a kind of tail gas to sink grey chamber, and unstable to solve the heavy grey cell structure of existing rotary kiln exhaust gas, easily there is the phenomenons such as body of wall caves in, inwall comes off; Air-flow easily connects side wall, and the box hat scaling loss by side wall outside, also can cause side wall to collapse, and when easily causing security incident, has increased production cost, has caused the problem of manpower and materials significant wastage.
Scheme of the present utility model is as follows: a kind of tail gas sinks grey chamber, comprise furnace roof, two side walls and two headwalls, furnace roof, two side walls and two headwalls form by refractory brick, two side walls and two headwalls are built by laying bricks or stones and are integral, and the upper end of the upper end of two side walls and two headwalls is built by laying bricks or stones and is integral with furnace roof respectively.
Also comprise partition wall, partition wall is arranged between two headwalls, and the both sides of partition wall are integrated with mixed block of two side walls respectively, and the upper end of partition wall and furnace roof are built by laying bricks or stones and be integrated, and between the lower end of partition wall and furnace bottom, leave plenum area.
Described partition wall is solid firebrick structure, and thickness of wall body is 346-696mm, and the lower end of partition wall is 180 ° of arches.
Also comprise furnace bottom, the lower end of two side walls and two headwalls is all fixed on furnace bottom, and two side walls are parallel to each other, and two headwalls are also parallel to each other, and two side walls are mutually vertical with two headwalls.
Described furnace roof is arch, and the arch springing of furnace roof both sides is built by laying bricks or stones respectively on two side walls.
The outside of side wall is also provided with steel plate, is provided with drag hook brick in side wall, and the drag hook of drag hook brick is stretching and be fixed on steel plate.
On described furnace roof, furnace bottom, two side walls and two headwalls, be provided with dilatation joint.
The outside of described furnace roof, two side walls and two headwalls is provided with insulation material, and insulation material is that insulating brick is built by laying bricks or stones or the laying of insulated pouring material forms.
On described two side walls, be provided with fresh air inlet.
On two headwalls, be respectively provided with a flue gas mouth.
Compared with prior art, major advantage is as follows for the utility model:
1) furnace roof, side wall and headwall form by refractory brick, make side wall be difficult to be run through by high temperature gas flow, avoided the steel plate in side wall outside to be burnt, thereby prevented that side wall from caving in, the furnace roof of firebrick structure, side wall and headwall are built by laying bricks or stones and be integrated, make the structure of heavy grey chamber more stable, the generation of the phenomenon such as avoided body of wall to cave in, inwall comes off, get rid of potential safety hazard, reduced the maintenance cost of producing, avoided the waste of manpower and materials;
2) partition wall and side wall and furnace roof are built by laying bricks or stones and are integrated, and have increased the impact strength of partition wall, make partition wall be difficult for collapsing;
3) drag hook brick is set on side wall, drag hook is stretching and be fixed on the steel plate in side wall outside, thereby guarantees that side wall is not because high-temperature expansion is inwardly toppled over;
4) on furnace roof, furnace bottom, side wall and headwall, dilatation joint is all set, for expanding with heat and contract with cold of body of heater provides buffering area;
5) on side wall, fresh air inlet is set, Indoor Combustion wind is provided, and play cold wind cooling effect, also there is the function of explosionproof hole simultaneously.
Accompanying drawing explanation
Fig. 1 is that described heavy grey chamber is except the side sectional view of steel plate and drag hook brick structure;
Fig. 2 is the cutaway view of A-A direction in Fig. 1;
Fig. 3 is the cutaway view of B-B direction in Fig. 1;
Fig. 4 is the top view of described heavy grey chamber.
The specific embodiment
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, described a kind of tail gas sinks grey chamber, comprise furnace roof 1, furnace bottom 2, side wall 3, headwall 4 and partition wall 5, side wall 3 and headwall 4 respectively have two, two headwalls 4 are oppositely arranged, two side walls 3 are separately positioned on the both sides of two headwalls 4, and two side walls 3 are connected with the both sides of two headwalls 4, furnace roof 1, two side walls 3 and two headwalls 4 form by refractory brick, two side walls 3 and two headwalls 4 are built by laying bricks or stones and are integral, and the upper end of the upper end of two side walls 3 and two headwalls 4 is built by laying bricks or stones and is integral with furnace roof 1 respectively.Partition wall 5 is solid firebrick structure, thickness of wall body is 346-696mm, partition wall 5 is arranged between two headwalls 4, the both sides of partition wall 5 are integrated with mixed block of two side walls 3 respectively, the upper end of partition wall 2 and furnace roof 1 are built by laying bricks or stones and are integrated that (upper end of partition wall 5 embeds in furnace roof 1 completely, thereby guaranteed the stability of partition wall 5), between the lower end of partition wall 5 and furnace bottom, leave plenum area, the lower end of partition wall 5 is 180 ° of arches, the lower end of two side walls 3 and two headwalls 4 is all fixed on furnace bottom 2, two side walls 3 are parallel to each other, two headwalls 4 are also parallel to each other, and two side walls 3 are mutually vertical with two headwalls 4, partition wall 5 is also parallel to each other with two headwalls 4.
On described furnace roof 1, furnace bottom 2, two side walls 3 and two headwalls 4, be provided with dilatation joint 8, dilatation joint 8 distributes equably and is arranged on furnace roof 1, furnace bottom 2, two side walls 3 and two headwalls 4, the width of dilatation joint 8 should be less than 5mm, and answer through-thickness evenly to stagger, partition wall 5 can suitably stay to be established dilatation joint 8 or does not stay and establish.
Described furnace roof 1 is arch, and the arch springing of furnace roof 1 both sides is built by laying bricks or stones respectively on two side walls 3, the weight of furnace roof 1 is born by two side walls 3 that (arranged outside of arch springing has arch springing beam, the arranged outside of arch springing beam has column, column is fixed on steel plate 6, the horizontal side thrust that column and arch springing beam produce for resisting furnace roof 1).Furnace roof 1 is formed by wedge shape laying fireproof bricks, arch angle 600～1200, donor length is 8000～15000mm, span is 4000～7000mm, thickness is 114～300mm, along the length direction of furnace roof 1, every 2000～3000mm, stays and establishes dilatation joint 8 one, and the arranged outside of furnace roof 1 has insulation material 9, the thickness of insulation material 9 is 100 ~ 300mm, can adopt insulating brick to build by laying bricks or stones or the laying of insulated pouring material.
The length of each side wall 3 is 8000～15000mm, and thickness is 346～696mm, stays and establishes dilatation joint 8 one along its length every 2000～3000mm; The thickness of each headwall 4 is 346～696mm, on headwall 4, every 2000～3000mm, stays and establishes dilatation joint 8 one.The thickness that the outside of two side walls 3 and two headwalls 4 is also provided with 9, two side walls 3 of insulation material and two headwall 4 outside insulation materials 9 is 100～200mm.
Furnace bottom 2 is divided into the thick 136～544mm of fire brick layer 21(from top to bottom), the thick 136～544mm of insulating brick-layer 22() and common brick layer 23; On fire brick layer, every 2000～3000mm, also stay and establish dilatation joint 8 one.
The outside of two side walls 3 is also provided with 6, two interior settings of side wall 3 of steel plate (building by laying bricks or stones) drag hook brick 7, and the drag hook of drag hook brick 7 is stretching and be fixed on steel plate 6, thereby guarantees that side wall is not because high-temperature expansion is inwardly toppled over.The arranged outside that is provided with fresh air inlet 10(fresh air inlet 10 on described two side walls 3 has steel blast pipe 13, for ventilating), be mainly to provide Indoor Combustion wind, and play cold wind cooling effect, also there is the function of explosionproof hole simultaneously.On two headwalls 4, be respectively provided with a flue gas mouth 11, the internal diameter of flue gas mouth 11 is Φ 2000～3000mm, and it is technical term that the below of flue gas mouth 11 is provided with manhole 12(manhole, for maintenance), all adopt 180 ° of arch brick structures.
Claims (10)
1. the heavy grey chamber of a tail gas, comprise furnace roof (1), two side walls (3) and two headwalls (4), it is characterized in that: furnace roof (1), two side walls (3) and two headwalls (4) form by refractory brick, two side walls (3) and two headwalls (4) are built by laying bricks or stones and are integral, and the upper end of the upper end of two side walls (3) and two headwalls (4) is built by laying bricks or stones and is integral with furnace roof (1) respectively.
2. the heavy grey chamber of a kind of tail gas according to claim 1, it is characterized in that: also comprise partition wall (5), partition wall (5) is arranged between two headwalls (4), the both sides of partition wall (5) are integrated with mixed block of two side walls (3) respectively, the upper end of partition wall (2) and furnace roof (1) are built by laying bricks or stones and are integrated, and between the lower end of partition wall (5) and furnace bottom, leave plenum area.
3. the heavy grey chamber of a kind of tail gas according to claim 2, is characterized in that: described partition wall (5) is solid firebrick structure, and thickness of wall body is 346-696mm, and the lower end of partition wall (5) is 180 ° of arches.
4. the heavy grey chamber of a kind of tail gas according to claim 1, it is characterized in that: also comprise furnace bottom (2), the lower end of two side walls (3) and two headwalls (4) is all fixed on furnace bottom (2), two side walls (3) are parallel to each other, two headwalls (4) are also parallel to each other, and two side walls (3) are mutually vertical with two headwalls (4).
5. the heavy grey chamber of a kind of tail gas according to claim 1, is characterized in that: described furnace roof (1) is arch, and the arch springing of furnace roof (1) both sides is built by laying bricks or stones respectively on two side walls (3).
6. the heavy grey chamber of a kind of tail gas according to claim 1, is characterized in that: the outside of side wall (3) is also provided with steel plate (6), is provided with drag hook brick (7) in side wall (3), and the drag hook of drag hook brick (7) is stretching and be fixed on steel plate (6).
7. the heavy grey chamber of a kind of tail gas according to claim 1, is characterized in that: on described furnace roof (1), furnace bottom (2), two side walls (3) and two headwalls (4), be provided with dilatation joint (8).
8. the heavy grey chamber of a kind of tail gas according to claim 1, it is characterized in that: the outside of described furnace roof (1), two side walls (3) and two headwalls (4) is provided with insulation material (9), insulation material (9) is built by laying bricks or stones or insulated pouring material is laid and to be formed for insulating brick.
9. the heavy grey chamber of a kind of tail gas according to claim 1, is characterized in that: on described two side walls (3), be provided with fresh air inlet (10).
10. the heavy grey chamber of a kind of tail gas according to claim 1, is characterized in that: on two headwalls (4), be respectively provided with a flue gas mouth (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420159899.7U CN203771980U (en) | 2014-04-03 | 2014-04-03 | Tail gas ash settling chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420159899.7U CN203771980U (en) | 2014-04-03 | 2014-04-03 | Tail gas ash settling chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203771980U true CN203771980U (en) | 2014-08-13 |
Family
ID=51289165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420159899.7U Expired - Fee Related CN203771980U (en) | 2014-04-03 | 2014-04-03 | Tail gas ash settling chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203771980U (en) |
-
2014
- 2014-04-03 CN CN201420159899.7U patent/CN203771980U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20170403 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |