CN203269859U - Novel internally-thermal oil shale retort - Google Patents
Novel internally-thermal oil shale retort Download PDFInfo
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- CN203269859U CN203269859U CN 201320237968 CN201320237968U CN203269859U CN 203269859 U CN203269859 U CN 203269859U CN 201320237968 CN201320237968 CN 201320237968 CN 201320237968 U CN201320237968 U CN 201320237968U CN 203269859 U CN203269859 U CN 203269859U
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Abstract
The utility model relates to a novel internally-thermal oil shale retort, which comprises a vertical square furnace body (4) formed by piling by using red bricks. The novel internally-thermal oil shale retort is characterized in that a retort furnace chamber (2) in the furnace body (4) is provided with a retort inlet, a destructive distillation section, a generation section and a retort inlet in order from top to bottom, wherein the destructive distillation section and generation section are divided into six passages through five groups of passage blocks (3); the side wall of the furnace body (4) at the middle of each passage is provided with a thermal cycle air hole (7) extending out of the furnace body (4); the part above the thermal cycle air hole (7) of each passage is a destructive distillation section passage (6), the part below the thermal cycle air hole (7) is a generation section passage (12). The oil shale retort is uniform in material distribution, air distribution, air exhaust and slag removal, is completed in destructive distillation and the daily processing capacity is promoted greatly.
Description
Technical field
The utility model belongs to resinous shale process change field, particularly can be used for sampling the novel internal heat type carbonization furnace of lower oil shale distillation.
Background technology
Resinous shale belongs to unconventional petroleum resources, and aboundresources is classified as important substitute energy of 21 century by various countries.Along with rising violently of international oil price, the exploitation resinous shale has become the new bright spot of investment.Selecting ripe distillation process and the safe and reliable type of furnace, is the key of resinous shale development project.Fushun type retort be present domestic application at most and more ripe carbonization furnace, but this type of furnace exists single stove treatment capacity low; Cloth, gas distribution, exhaust and deslagging are inhomogeneous, and destructive distillation is insufficient, the excess oxygen oil firing, and the problem such as semicoke fixed carbon utilization ratio is low needs a kind of new type of furnace of exploitation.
Summary of the invention
The utility model has proposed a kind of novel internal heat type carbonization furnace for solving the prior art problem of above-mentioned existence, and this gas retort cloth, gas distribution, exhaust and deslagging are even, and destructive distillation is abundant, and daily handling ability significantly promotes.
the technical scheme that its technical problem that solves the utility model adopts is, a kind of novel internal heat type carbonization furnace, it comprises by common brick piles up the vertical type square body of heater that forms, it is characterized in that: the gas retort furnace chamber part in body of heater is followed successively by the gas retort entrance from top to bottom, retort section, segment occurred, the gas retort outlet, wherein retort section and segment occurred are divided into six passages by five groups of passage lattice gears, the sidewall of the furnace body place at the middle part of each passage all has and extends to the outer thermal cycling pore of body of heater, the above part of the thermal cycling pore of each passage is the retort section passage, following part is the segment occurred passage.
Described inboard wall of furnace body is refractory brick.
Described gas retort furnace chamber bottom is closed on and is distributed with a plurality of body of heater outer saturated main air holes of being through on the sidewall of gas retort outlet, and gas retort outlet below is tank, and bottom of gullet is equipped with the burnt machine of scraping.
Described every group of passage lattice gear is all to be piled up by refractory brick to form, and two ends and inboard wall of furnace body are fixed, and the thermal cycling pore position in the middle part of each passage lattice gear is connected with little arch abutment each other.
Described gas retort ingress is fixed with the first cloth divider, the top of every group of passage lattice gear is fixed with the second cloth divider, the position of closing on the gas retort outlet under the segment occurred passage is fixed with the 3rd cloth divider, and each cloth divider is triangular structure, and the base is horizontally disposed.
Described retort section passage and segment occurred passage place all are furnished with thermometer hole.
Be furnished with three groups of gas retort furnace chambers in described body of heater, each is organized the body of wall shutoff that is built into by refractory brick between the gas retort furnace chamber and separates.
The beneficial effects of the utility model are that a kind of novel internal heat type carbonization furnace adopts the square shape vertical structure, gas retort separate unit daily handling ability is increased, and set up three layers of cloth distribution device and six groups of retort section and segment occurred passage in each furnace chamber of gas retort, the even distribution and the thermal barrier gas uniform that are conducive to the resinous shale furnace charge rise; Gas retort bottom and middle part are set up saturated main air and thermal cycling gas passage separately, and saturated main air and thermal cycling gas are more evenly distributed, and make segment occurred and the retort section can trouble-free operation.
Description of drawings
Below in conjunction with the embodiment accompanying drawing, the utility model is further illustrated.
Fig. 1 is the structural representation of this novel internal heat type carbonization furnace;
In figure: 1, the first cloth divider; 2, gas retort furnace chamber; 3, passage lattice gear; 4, body of heater; 5, the second cloth divider; 6, retort section passage; 7, thermal cycling pore; 8, little arch abutment; 9, thermometer hole; 10, the 3rd cloth divider; 11, saturated main air hole; 12, segment occurred passage.
Embodiment
Embodiment 1
as shown in the structural representation of internal heat type carbonization furnace as novel in the basis of Fig. 1, it comprises by common brick piles up the vertical type square body of heater 4 that forms, body of heater 4 inwalls are refractory brick, gas retort furnace chamber 2 parts in body of heater 4 are followed successively by the gas retort entrance from top to bottom, retort section, segment occurred, the gas retort outlet, wherein retort section and segment occurred are divided into six passages by five groups of passage lattice gears 3, body of heater 4 side-walls at the middle part of each passage all have and extend to the outer thermal cycling pore 7 of body of heater 4, the thermal cycling pore of each passage is partly retort section passage 6 more than 7, following part is segment occurred passage 12.
Gas retort furnace chamber 2 bottoms are closed on and are distributed with a plurality of body of heater 4 outer saturated main air holes 11 that are through on the sidewall of gas retort outlet, and gas retort outlet below is tank, and bottom of gullet is equipped with the burnt machine of scraping.
during use, at first processed oil shale enter in gas retort furnace chamber 2 by the gas retort entrance of gas retort body of heater 4 tops, then move down by self gravitation, carry out drying in gas retort furnace chamber 2 top retort section, preheating, then enter in six retort section passages 6 and carry out destructive distillation, make the resinous shale temperature reach 500 ℃ of left and right, most of oil by destructive distillation out when resinous shale moves down into passage 6 middle parts and closes on thermal cycling pore 7 position, resinous shale becomes shale semicockes after by destructive distillation, then enter in the segment occurred passage 12 of gas retort furnace chamber 2 bottoms, progressively be heated to 700 ~ 800 ℃, fixed carbon in shale semicockes and the carbonic acid gas in ascending gas, steam reaction generates CO, H2 etc., at segment occurred passage 12 middle parts, the hot main air of shale semicockes and rising meets, carry out combustion reactions, form the zone of oxidation of high temperature.The temperature of zone of oxidation is 800-1000 ℃ of left and right, shale semicockes become the shale lime-ash after by zone of oxidation, the shale lime-ash continue to descend and to fall into the tank of gas retort outlet below after the saturated main air heat exchange that passes into through saturated main air hole 11 with the gas retort bottom, in tank, a part of water vapor of evaporation is entered in gas retort furnace chamber 2 by the gas retort outlet, and shale lime-ash self is cooled to 80 ℃ of left and right.Last shale lime-ash is discharged by the burnt machine of scraping of bottom of gullet, drops down onto and is transported to lime-ash transhipment on the rotary conveyor of bottom.
The segment occurred passage 12 that the saturated main air hole 11 of the saturated main air of 75 ~ 85 ℃ by gas retort bottom enters in gas retort furnace chamber 2, after the preheating of shale lime-ash with shale semicockes in the fixed carbon reaction and generate gas occur.When this gas and undecomposed water vapor passed through the heat zone of 800-1000 ℃ of left and right, the fixed carbon in part water vapour and shale semicockes carried out reduction reaction and absorbs heat, makes gas temperature be down to 700 ~ 800 ℃.Thermal cycling gas is sprayed into outward in each retort section passage 6 by body of heater by the thermal cycling pore 7 of channel middle, and the gas in segment occurred passage 12 directly rises in retort section passage 6.These thermal barrier are supplied with oil shale distillation institute heat requirement, at last together with carbonization gas outside the gas retort upper guide is come out of the stove, approximately 90-110 ℃ of temperature.
Every group of passage lattice gear 3 is all to be piled up by refractory brick to form, and two ends and body of heater 4 inwalls are fixed, and thermal cycling pore 7 positions at each passage lattice gear 3 middle parts are connected with little arch abutment 8 each other, thereby each group passage lattice are kept off the effect that 3 integral body play reinforcing.
the gas retort ingress is fixed with the first cloth divider 1, the top of every group of passage lattice gear 3 is fixed with the second cloth divider 5, the position of closing on the gas retort outlet under segment occurred passage 12 is fixed with the 3rd cloth divider 10, each cloth divider is triangular structure, the base is horizontally disposed, play the equally distributed effect of material, resinous shale is uniformly scattered onto in gas retort furnace chamber 2 under the trilateral two hypotenuse guiding of the first cloth divider 1 when the gas retort entrance enters, the second cloth divider 5 and the 3rd cloth divider 10 coexist mutually with the first cloth divider 1 principle, and this does not describe in detail.
Retort section passage 6 and segment occurred passage 12 places all are furnished with thermometer hole 9, strictly monitor temperature in each section passage by thermometer hole, and assurance equipment runs well.
Embodiment 3
Be furnished with three groups of gas retort furnace chambers 2 in body of heater 1, the internal structure of every group of gas retort furnace chamber 2 is all identical with gas retort furnace chamber 2 structures in embodiment 1, and each is organized the body of wall shutoff that is built into by refractory brick between gas retort furnace chamber 2 and separates.
The parts that the present embodiment is not described in detail and structure belong to well-known components and common structure or the conventional means of the industry, here not narration one by one.
Claims (7)
1. novel internal heat type carbonization furnace, it comprises by common brick piles up the vertical type square body of heater (4) that forms, it is characterized in that: gas retort furnace chamber (2) part in body of heater (4) is followed successively by the gas retort entrance from top to bottom, retort section, segment occurred, the gas retort outlet, wherein retort section and segment occurred keep off (3) by five groups of passage lattice and are divided into six passages, the body of heater at the middle part of each passage (4) side-walls all has and extends to the outer thermal cycling pore (7) of body of heater (4), the above part of the thermal cycling pore (7) of each passage is retort section passage (6), following part is segment occurred passage (12).
2. a kind of novel internal heat type carbonization furnace according to claim 1, it is characterized in that: described body of heater (4) inwall is refractory brick.
3. a kind of novel internal heat type carbonization furnace according to claim 1, it is characterized in that: described gas retort furnace chamber (2) bottom is closed on and is distributed with a plurality of body of heater (4) outer saturated main air holes (11) of being through on the sidewall of gas retort outlet, gas retort outlet below is tank, and bottom of gullet is equipped with the burnt machine of scraping.
4. a kind of novel internal heat type carbonization furnace according to claim 1, it is characterized in that: described each passage lattice gear (3) are all to be piled up by refractory brick to form, two ends and body of heater (4) inwall is fixed, and thermal cycling pore (7) position at each passage lattice gears (3) middle parts is connected with little arch abutment (8) each other.
5. a kind of novel internal heat type carbonization furnace according to claim 1, it is characterized in that: described gas retort ingress is fixed with the first cloth divider (1), the top of every group of passage lattice gears (3) is fixed with the second cloth divider (5), the position of closing on the gas retort outlet under segment occurred passage (12) is fixed with the 3rd cloth divider (10), each cloth divider is triangular structure, and the base is horizontally disposed.
6. a kind of novel internal heat type carbonization furnace according to claim 1, it is characterized in that: described retort section passage (6) and segment occurred passage (12) locate all to be furnished with thermometer hole (9).
7. a kind of novel internal heat type carbonization furnace according to claim 1, it is characterized in that: be furnished with three groups of gas retort furnace chambers (2) in described body of heater (1), each is organized the body of wall shutoff that is built into by refractory brick between gas retort furnace chamber (2) and separates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320237968 CN203269859U (en) | 2013-05-06 | 2013-05-06 | Novel internally-thermal oil shale retort |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320237968 CN203269859U (en) | 2013-05-06 | 2013-05-06 | Novel internally-thermal oil shale retort |
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| CN203269859U true CN203269859U (en) | 2013-11-06 |
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| CN 201320237968 Expired - Lifetime CN203269859U (en) | 2013-05-06 | 2013-05-06 | Novel internally-thermal oil shale retort |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104017595A (en) * | 2014-06-16 | 2014-09-03 | 抚顺矿业集团有限责任公司 | Small particle shale retort |
| CN104560070A (en) * | 2015-01-30 | 2015-04-29 | 锡林郭勒盟兴富能源开发有限责任公司 | Lignite low-temperature carbonization device |
-
2013
- 2013-05-06 CN CN 201320237968 patent/CN203269859U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104017595A (en) * | 2014-06-16 | 2014-09-03 | 抚顺矿业集团有限责任公司 | Small particle shale retort |
| CN104560070A (en) * | 2015-01-30 | 2015-04-29 | 锡林郭勒盟兴富能源开发有限责任公司 | Lignite low-temperature carbonization device |
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| GR01 | Patent grant | ||
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Granted publication date: 20131106 |
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| CX01 | Expiry of patent term |