CN106833701A - A kind of carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven - Google Patents
A kind of carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven Download PDFInfo
- Publication number
- CN106833701A CN106833701A CN201710102863.3A CN201710102863A CN106833701A CN 106833701 A CN106833701 A CN 106833701A CN 201710102863 A CN201710102863 A CN 201710102863A CN 106833701 A CN106833701 A CN 106833701A
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- China
- Prior art keywords
- carbonization chamber
- gas passage
- cover plate
- feed opening
- furnace top
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/04—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of powdered coal
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B1/00—Retorts
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Coke Industry (AREA)
Abstract
The present invention relates to a kind of carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven, including furnace roof cover plate and the feed opening, collection ballute bearing, tedge base and the brick gas passage clean-out hatch that are provided thereon；Collection ballute bearing is located at furnace roof cover plate middle part, and connection collection ballute in carbonization chamber is stretched into bottom；Collection ballute bearing is respectively provided on two sides with feed opening, and the bottom of feed opening is also stretched into carbonization chamber；Feed opening bottom is long to brick gas passage is set respectively along carbonization chamber along lower section both sides in carbonization chamber, and brick gas passage top connects tedge by carbonization chamber furnace top space, and tedge is arranged on tedge base；Brick gas passage clean-out hatch is correspondingly provided with furnace roof cover plate above brick gas passage.The present invention coordinates installation using furnace roof cover plate with carbonization chamber furnace top, and the mode in arrangement technology hole thereon, while the requirement of carbonization chamber top operational process conditions is met, it is ensured that raw coke oven gas derives speed and temperature, it is to avoid vapor, tar, dust condensation block stock gas passage.
Description
Technical field
The present invention relates to low temperature distillation technical field in low-order coal, more particularly to a kind of external-heat low order fine coal continuous carbonization
The carbonization chamber furnace top structure of stove.
Background technology
At present, low temperature distillation technology possesses wide market application space in low-order coal, and external-heat low order fine coal is continuously done
Evaporate technique has huge advantage in middle low temperature distillation field；Carbonization chamber furnace top structure needs to coordinate technique productions needs to be set
Meter, meets the basic demands such as feed coal loads, raw coke oven gas is collected and derived, seals；During raw coke oven gas derivation, in raw coke oven gas
A large amount of vapor, tar and dusts can be condensed due to temperature reduction, block gas passage, and the current problem there is no ripe effective
Solution.
The content of the invention
The invention provides a kind of carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven, using furnace roof cover plate
Coordinate with carbonization chamber furnace top and install, and the mode in arrangement technology hole thereon, will carbonization chamber top operational process conditions are met
While asking, it is ensured that raw coke oven gas derives speed and temperature, it is to avoid vapor, tar, dust condensation block stock gas passage.
In order to achieve the above object, the present invention is realized using following technical scheme：
A kind of carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven, including installed in the stove of carbonization chamber furnace top
Lamina tecti, and it is arranged on feed opening on furnace roof cover plate, collection ballute bearing, tedge base and brick gas passage clean-out hatch；Institute
State collection ballute bearing and be located at furnace roof cover plate middle part, connection collection ballute in carbonization chamber is stretched into bottom；Collection ballute bearing both sides set respectively
Also stretch into carbonization chamber the bottom for having feed opening, feed opening；In carbonization chamber feed opening bottom along lower section both sides along carbonization chamber it is long to point
Brick gas passage is not set, and brick gas passage top connects tedge by carbonization chamber furnace top space, and tedge is arranged on tedge base
On；Brick gas passage clean-out hatch is correspondingly provided with furnace roof cover plate above brick gas passage.
The furnace roof cover plate, feed opening, collection ballute bearing, tedge base and brick gas passage clean-out hatch are by heat-resisting steel
Into, monoblock cast or welding fabrication.
The upper surface of the furnace roof cover plate is concordant with carbonization chamber furnace top upper surface.
The tedge base is located between feed opening and brick gas passage clean-out hatch, and is staggeredly arranged with brick gas passage.
The transverse shape of the feed opening is square or circle.
Manhole is additionally provided with the furnace roof cover plate.
The side wall on carbonization chamber both sides has concave inward structure in the carbonization chamber furnace top space.
Compared with prior art, the beneficial effects of the invention are as follows：
1) coordinated with carbonization chamber furnace top using furnace roof cover plate and installed, and the mode in arrangement technology hole thereon, meet charing
While the operating procedure condition requirement of ceiling portion；
2) coordinate brick gas passage and collection ballute in carbonization chamber, raw coke oven gas is derived into carbonization chamber rapidly；Ensure furnace roof space
Temperature is more than 300 DEG C, it is ensured that vapor and tar will not separate out the gas passage for blocking carbonization chamber furnace top from raw coke oven gas；
3) collection ballute bearing and tedge base are set on furnace roof cover plate, collection ballute and tedge are installed, maintenance is convenient；
4) tedge base is staggeredly arranged with brick gas passage, it is to avoid the dust in tedge drops blocking brick gas passage；
5) or multi-point distribution are generally used at 2 points along carbonization chamber length direction, the present invention is adopted in a cloth shots of carbonization chamber
With 2 feed openings, cloth in carbonization chamber can be made more uniform.
Brief description of the drawings
Fig. 1 is the structural representation of the carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven of the present invention.
Fig. 2 is the A-A views in Fig. 1.
Fig. 3 is the B-B views in Fig. 2.
In figure：1. 2. furnace roof cover plate of carbonization chamber 3. collects the brick coal gas of 5. tedge base of ballute 4. feed opening of bearing 6.
9. furnace roof space of road clean-out hatch 7. brick gas passage, 8. manhole 10. collects ballute
Specific embodiment
Specific embodiment of the invention is described further below in conjunction with the accompanying drawings：
As shown in Figure 1-Figure 3, the carbonization chamber furnace top structure of a kind of external-heat low order fine coal continuous shale oven of the present invention,
It is characterised in that it includes installed in the furnace roof cover plate 2 of the furnace roof of carbonization chamber 1, and it is arranged on feed opening 4, collection on furnace roof cover plate 2
Ballute bearing 3, tedge base 5 and brick gas passage clean-out hatch 6；The collection ballute bearing 3 is located at the middle part of furnace roof cover plate 2, bottom
Stretch into connection collection ballute 10 in carbonization chamber 1；Collection ballute bearing 3 is respectively provided on two sides with feed opening 4, and the bottom of feed opening 4 is also stretched into
In carbonization chamber 1；The bottom of feed opening 4 is grown to setting brick gas passage 7, brick gas passage 7 respectively along lower section both sides along carbonization chamber 1 in carbonization chamber 1
Top connects tedge by carbonization chamber furnace top space 9, and tedge is arranged on tedge base 5；The stove of the top of brick gas passage 7
Brick gas passage clean-out hatch 6 is correspondingly provided with lamina tecti 2.
The furnace roof cover plate 2, feed opening 4, collection ballute bearing 3, tedge base 5 and brick gas passage clean-out hatch 6 are by resistance to
Hot steel is made, monoblock cast or welding fabrication.
The upper surface of the furnace roof cover plate 2 is concordant with the furnace roof upper surface of carbonization chamber 1.
The tedge base 5 is located between feed opening 4 and brick gas passage clean-out hatch 6, and is staggered cloth with brick gas passage 7
Put.
The transverse shape of the feed opening 4 is square or circle.
Manhole 8 is additionally provided with the furnace roof cover plate 2.
The side wall on the both sides of carbonization chamber 1 has concave inward structure in the carbonization chamber furnace top space 9.
In the present invention, furnace roof cover plate 2 is arranged in the hole that opens up of the furnace roof of carbonization chamber 1, its upper surface and furnace roof upper surface
Concordantly, can so ensure furnace roof space 9 under the furnace roof surface of carbonization chamber 1, it is ensured that raw gas temperature is higher than 300 DEG C, it is to avoid waste
Water vapor condensation and tar in coal gas are separated out and resulted in blockage.
The support of furnace roof cover plate 2 is fixed and sealing function, and it is metal structure to integrate ballute 10, thus with furnace roof cover plate 2 on
Collection ballute bearing 3 can be installed easily；Can be equal by feed coal in the feed opening 4 of the both sides distribution of collection ballute bearing 3
Load carbonization chamber 1 evenly.
Brick gas passage 7 is formed by refractory brick marshalling respectively to both sides along long in carbonization chamber 1, the top of brick gas passage 7 is low
Determined according to feed coal stocking angle in the bottom edge of feed opening 4, and its spacing, also to be protected while ensureing that furnace roof space 9 is sufficiently large
The feed coal that card is fitted into from feed opening 4 will not enter in brick gas passage 7；In furnace roof space 9 the both sides concave side wall of carbonization chamber 1 be for
Increase the dischargeable capacity in furnace roof space 9.
Collection ballute 10, brick gas passage 7 are engaged with furnace roof space 9, are formed along the gas passage of the length direction of carbonization chamber 1,
The raw coke oven gas that retort section is produced discharges carbonization chamber 1 after collecting through gas passage through tedge, and brick gas passage purge hole 6 is used to clean
The carbon distribution of brick gas passage 7, it is to avoid brick gas passage 7 is blocked.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (7)
1. a kind of carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven, it is characterised in that including installed in charing
The furnace roof cover plate of room furnace roof, and it is arranged on feed opening on furnace roof cover plate, collection ballute bearing, tedge base and brick gas passage
Clean-out hatch；The collection ballute bearing is located at furnace roof cover plate middle part, and connection collection ballute in carbonization chamber is stretched into bottom；Collection ballute bearing two
Side is respectively equipped with feed opening, and the bottom of feed opening is also stretched into carbonization chamber；Feed opening bottom carbonizes along lower section both sides edge in carbonization chamber
Room is long to brick gas passage is set respectively, and brick gas passage top connects tedge by carbonization chamber furnace top space, and tedge is arranged on upper
On riser base；Brick gas passage clean-out hatch is correspondingly provided with furnace roof cover plate above brick gas passage.
2. a kind of carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven according to claim 1, its feature
It is that the furnace roof cover plate, feed opening, collection ballute bearing, tedge base and brick gas passage clean-out hatch are made of heat-resistant steel,
Monoblock cast or welding fabrication.
3. a kind of carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven according to claim 1, its feature
It is that the upper surface of the furnace roof cover plate is concordant with carbonization chamber furnace top upper surface.
4. a kind of carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven according to claim 1, its feature
It is that the tedge base is located between feed opening and brick gas passage clean-out hatch, and is staggeredly arranged with brick gas passage.
5. a kind of carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven according to claim 1, its feature
It is that the transverse shape of the feed opening is square or circle.
6. a kind of carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven according to claim 1, its feature
It is to be additionally provided with manhole on the furnace roof cover plate.
7. a kind of carbonization chamber furnace top structure of external-heat low order fine coal continuous shale oven according to claim 1, its feature
It is that the side wall on carbonization chamber both sides has concave inward structure in the carbonization chamber furnace top space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710102863.3A CN106833701B (en) | 2017-02-24 | 2017-02-24 | Furnace top structure of carbonization chamber of external heating type low-order pulverized coal continuous dry distillation furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710102863.3A CN106833701B (en) | 2017-02-24 | 2017-02-24 | Furnace top structure of carbonization chamber of external heating type low-order pulverized coal continuous dry distillation furnace |
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| Publication Number | Publication Date |
|---|---|
| CN106833701A true CN106833701A (en) | 2017-06-13 |
| CN106833701B CN106833701B (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710102863.3A Active CN106833701B (en) | 2017-02-24 | 2017-02-24 | Furnace top structure of carbonization chamber of external heating type low-order pulverized coal continuous dry distillation furnace |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917402A (en) * | 2018-07-31 | 2018-11-30 | 中冶焦耐(大连)工程技术有限公司 | A kind of furnace roof area flue sealing device and method |
| CN113956890A (en) * | 2021-09-29 | 2022-01-21 | 中冶焦耐(大连)工程技术有限公司 | Coke oven carbonization chamber structure capable of reducing smoke emission |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917402A (en) * | 2018-07-31 | 2018-11-30 | 中冶焦耐(大连)工程技术有限公司 | A kind of furnace roof area flue sealing device and method |
| CN108917402B (en) * | 2018-07-31 | 2024-04-26 | 中冶焦耐(大连)工程技术有限公司 | Furnace top area vertical flame path sealing device and method |
| CN113956890A (en) * | 2021-09-29 | 2022-01-21 | 中冶焦耐(大连)工程技术有限公司 | Coke oven carbonization chamber structure capable of reducing smoke emission |
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| Publication number | Publication date |
|---|---|
| CN106833701B (en) | 2022-03-22 |
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