CN105910451A - Dry distillation device with lower furnace body capable of moving up and down and dry distillation method of dry distillation device - Google Patents
Dry distillation device with lower furnace body capable of moving up and down and dry distillation method of dry distillation device Download PDFInfo
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- CN105910451A CN105910451A CN201610421822.6A CN201610421822A CN105910451A CN 105910451 A CN105910451 A CN 105910451A CN 201610421822 A CN201610421822 A CN 201610421822A CN 105910451 A CN105910451 A CN 105910451A
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- furnace body
- heat
- temperature
- destructive distillation
- thermocouple
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- 238000000197 pyrolysis Methods 0.000 title claims abstract description 86
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 73
- 238000009413 insulation Methods 0.000 claims abstract description 54
- 239000012298 atmosphere Substances 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims abstract description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 41
- 238000004321 preservation Methods 0.000 claims description 31
- 239000007789 gas Substances 0.000 claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 19
- 229910052757 nitrogen Inorganic materials 0.000 claims description 19
- 239000011261 inert gas Substances 0.000 claims description 18
- 238000012544 monitoring process Methods 0.000 claims description 17
- 238000012806 monitoring device Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 4
- 229910006295 Si—Mo Inorganic materials 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 claims description 3
- 230000005619 thermoelectricity Effects 0.000 claims description 3
- 206010020843 Hyperthermia Diseases 0.000 claims description 2
- 230000036031 hyperthermia Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000003245 coal Substances 0.000 description 3
- 229910001873 dinitrogen Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012299 nitrogen atmosphere Substances 0.000 description 3
- 238000003763 carbonization Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000002361 compost Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/10—Monolithic linings; Supports therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
- F27D2019/0003—Monitoring the temperature or a characteristic of the charge and using it as a controlling value
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
- F27D21/0014—Devices for monitoring temperature
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Incineration Of Waste (AREA)
Abstract
The invention discloses a dry distillation device with a lower furnace body capable of moving up and down. The dry distillation device comprises an insert gas cooling tank and a high temperature dry distillation furnace body, wherein the insert gas cooling tank comprises a tank door, an insert gas inlet and an insert gas outlet; and the high temperature dry distillation furnace body comprises an upper furnace body, a thermal insulation device and the lower furnace body. The invention discloses a dry distillation method. The dry distillation method comprises the steps of putting materials, and arranging a plurality of thermocouples used for measuring material temperature; exchanging air in the entire tank with an insert gas; closing the thermal insulation device, and starting a thermal insulation temperature keeping furnace chamber temperature increasing program; when a preset temperature is reached, connecting the lower furnace body with the upper furnace body together with a material bin, and starting dry distillation; after dry distillation, setting an insert gas atmosphere in the insert gas cooling tank, downwards moving the lower surface body together with the material bin, and then, closing the thermal insulation device; and when the material temperature drops to a required value, taking out the materials for analysis. Through the adoption of the dry distillation device and the dry distillation method, the dry distillation condition of an industrial device can be simulated, and the influence of temperature and time on the dry distillation effect can be inspected.
Description
Technical field
The invention belongs to chemical technology field, particularly relate to a kind of lower furnace body destructive distillation moving up and down
Device and method for destructive distillation thereof.
Background technology
Retorting technique is that material is heated under isolation air conditions, decomposed, generation coke (or semicoke),
The process of the product such as tar, carbonization gas, has been widely used at the conventional utilization of resources and exploitation, rubbish
Reason and the exploitation of bioenergy.Wherein, destructive distillation condition (pyrolysis temperature, retorting time, heating side
Formula, thickness of feed layer etc.) relatively big on the impact of destructive distillation product and retort process, need substantial amounts of basis real
Test and investigate checking, think that the industrialization of dry distillation of coal technology provides sufficient data support.
But, the destructive distillation device that current laboratory uses mostly is tubular type gas retort and box dry furnace.Pipe
The mode of heating of formula gas retort is surrounding heating, and the inventory that can investigate is less, with industrialization at present
The difference of device is bigger, it is impossible to investigate mode of heating and the impact of thickness of feed layer；And box dry furnace is many
Add airtight destructive distillation device in the cold state for intermittent operation, i.e. material to heat up with stove, after reaction terminates,
Because coal at high temperature contacts oxygen easy firing, cool down with stove in can only continuing to be placed on airtight gas retort
Rear discharging.Because during heating up and lowering the temperature, coal all can occur destructive distillation, therefore cannot investigate temperature
Degree and the time impact on destructive distillation result.
There is many deficiencies in the destructive distillation device prior art used due to laboratory, the most how to improve reality
Test the destructive distillation device that room uses, enable to realize material under setting furnace temperature input and output material, avoid semicoke
Deng contacting oxygen combustion etc. under high temperature, become people's problem demanding prompt solution.
Summary of the invention
In order to solve the deficiencies in the prior art, simulate the destructive distillation condition of industrialized unit as far as possible, need
It is designed to meet the infrastest device of requirement.The present invention proposes a kind of lower furnace body and can move up and down
Destructive distillation device and method for destructive distillation, it is possible to simulation heat accumulating type rotating bed commercial plant destructive distillation condition, can
To investigate the destructive distillation condition impacts on destructive distillation result such as temperature and time.
The present invention proposes a kind of lower furnace body destructive distillation device moving up and down, including inert gas cooler bin,
High-temperature retorting furnace body；
Described inert gas cooler bin includes chamber door, inert gas entrance, inert gas outlet；
Described high-temperature retorting furnace body includes upper furnace body, heat-proof device and lower furnace body；
Described upper furnace body includes body of heater shell, heat-insulation and heat-preservation burner hearth, heater, destructive distillation oil gas vent；
Described lower furnace body includes feed bin, sealing device, coupling mechanism, lift；
Described lower furnace body is removable body of heater, is connected with upper furnace body by coupling mechanism；
Described heat-proof device is arranged between upper furnace body and lower furnace body, and described heat-proof device is used for stoping institute
State the hyperthermia radiation in heat-insulation and heat-preservation burner hearth to described lower furnace body；
Described upper furnace body heat-insulation and heat-preservation burner hearth arranges under shed, and the feed bin of described lower furnace body arranges upper shed；
Described upper shed is consistent with described under shed shape, described in described feed bin during heat-insulation and heat-preservation burner hearth Guan Bi,
Described upper shed matches with described under shed, shape between described feed bin and described heat-insulation and heat-preservation burner hearth
Become to seal space；
Described feed bin is connected with described lift, and described lift drives described feed bin and described heat insulation guarantor
Temperature burner hearth Guan Bi or separation.
Further, including furnace temperature monitoring device；
Described furnace temperature monitoring device includes hearth thermocouple entrance, surveys furnace temperature thermocouple contact point, furnace temperature
The external temperature-controlling system of thermocouple binding post, furnace temperature；
Described hearth thermocouple entrance is arranged on the furnace roof of described upper furnace body；
Described survey furnace temperature thermocouple contact point is one or more；
Described survey furnace temperature thermocouple contact point is electrical connected with described furnace temperature thermocouple binding post；
Described furnace temperature thermocouple binding post temperature-controlling system external with described furnace temperature is electrical connected.
Further, including material temperature monitoring device；
Described material temperature monitoring device includes material temperature monitoring thermocouple binding post, surveys contact on material temperature thermocouple
Point, survey contact point in material temperature thermocouple, survey contact point, the external temperature-controlling system of material temperature under material temperature thermocouple；
On described survey material temperature thermocouple, contact point is arranged on described feed bin top, described survey material temperature thermoelectricity
In idol, contact point is arranged on the middle part of described feed bin, and under described survey material temperature thermocouple, contact point is arranged on institute
State the bottom of feed bin；
Contact point on described survey material temperature thermocouple, survey contact point in material temperature thermocouple, survey material temperature thermocouple
Lower contact point is electrically connected with described material temperature monitoring binding post；
Described material temperature monitoring binding post temperature-controlling system external with described material temperature is electrical connected.
Further, described coupling mechanism is ball-screw.
Further, described heat-proof device is intermediate thermal insulating layer；Described intermediate thermal insulating layer includes heat insulation gear
Fire plate, screw mandrel slideway, fireguard pusher；
Described heat insulation fireguard is placed on described screw mandrel slideway, in the traction of described fireguard pusher
Lower movement；
Described heat insulation fireguard, the heat mainly completely cutting off described heat-insulation and heat-preservation burner hearth passes to described nitrogen
Cooler bin bottom；The effect of described fireguard pusher is dynamic for the mobile offer of described heat insulation fireguard
Power；Described screw mandrel slideway provides moving track for described heat insulation fireguard.
Further, described heater uses Elema or Si-Mo rod；Described heating rod is arranged on institute
State on heat-insulation and heat-preservation burner hearth furnace roof, be perpendicular to the arrangement of described furnace roof.
Further, described sealing device is water sealed tank.
The present invention also proposes a kind of to apply described lower furnace body destructive distillation device moving up and down to carry out destructive distillation
Method, comprise the following steps:
According to experiment condition, material is tested in destructive distillation and insert described feed bin；The thermocouple of material temperature will be surveyed simultaneously
Insert respectively on the corresponding contact point of feed bin；
By the air inert gas replacement in whole casing；
Close described heat-proof device, start described heat-insulation and heat-preservation burner hearth heating schedule；
After described heat-insulation and heat-preservation fire box temperature to assigned temperature, open described heat-proof device, by described
Lower furnace body carries to move on feed bin and is connected with described upper furnace body, starts destructive distillation, and from destructive distillation oil gas vent
Oil and gas separating system end collects destructive distillation oil gas；
After destructive distillation terminates, in described inert gas cooler bin, it is set as inert gas atmosphere, by described
Lower furnace body moves down together with described feed bin, is then shut off described heat-proof device；
After temperature of charge drops to desirable value, take out material and be analyzed.
Further, described inert gas is nitrogen.
Further, heating-up temperature during described heating rod destructive distillation is 400 DEG C-1600 DEG C.
The application present invention, can realize following beneficial effect:
(1) mode of radiation heating in employing, can simulate the fire-bar of industrialized unit as far as possible
Part, investigates the destructive distillation difference that material thickness and distance radiant tube distance etc. cause.
(2) it is capable of material to feed under setting furnace temperature, sets furnace temperature bottom discharge, can be strict
Investigate the retorting time impact on destructive distillation.
(3) temperature of the material of Different layer of the compost height can be monitored at any time, can strictly investigate destructive distillation temperature
Degree is on destructive distillation product and the impact of retort process.
(4) keep inert gas shielding or system airtight during input and output material, it is to avoid destructive distillation product is at height
Oxygen combustion is contacted under temperature.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of lower furnace body destructive distillation device moving up and down of the embodiment of the present invention
Figure.
Reference in accompanying drawing is as follows:
1, nitrogen cooler bin
101, chamber door；102, nitrogen inlet；103, nitrogen outlet；
2, high-temperature retorting furnace body
21, upper furnace body
211, body of heater shell；212, heat-insulation and heat-preservation burner hearth；213, bell；214, heating rod；
215, hearth thermocouple entrance；216, destructive distillation oil gas vent；
22, intermediate thermal insulating layer
221, heat insulation fireguard；222, screw mandrel slideway；223, fireguard pusher；
23, lower furnace body
231, feed bin；232, material temperature monitoring thermocouple；233, material temperature monitoring thermocouple binding post；
234, water sealed tank；235, ball-screw；236, lift.
Detailed description of the invention
Illustrate embodiments of the present invention below in conjunction with the accompanying drawings.
As it is shown in figure 1, be a kind of lower furnace body destructive distillation device moving up and down of the embodiment of the present invention
Structural representation, figure includes nitrogen cooler bin 1 and high-temperature retorting furnace body 2.
Such as Fig. 1, nitrogen cooler bin 1 is provided with chamber door 101 and nitrogen inlet 102 and nitrogen outlet 103.
Atmosphere in casing is replaced into nitrogen atmosphere by the effect of nitrogen cooler bin 1, it is possible to for other indifferent gas
Body atmosphere, keeps inert gas shielding, it is to avoid destructive distillation product at high temperature contacts oxygen during input and output material
Gas firing.
It can be seen from figure 1 that high-temperature retorting furnace body 2 includes upper furnace body 21, intermediate thermal insulating layer 22 and lower stove
Body 23.Upper furnace body 21 is fixedly installed on the top in nitrogen cooler bin 1；Lower furnace body 23 may move,
It is positioned at the bottom of nitrogen cooler bin 1.
See that Fig. 1, upper furnace body 21 include body of heater shell 211, heat-insulation and heat-preservation burner hearth 212, bell 213,
Heating rod 214, hearth thermocouple entrance 215 and external temperature-controlling system and destructive distillation oil gas vent 216.
As it is shown in figure 1, intermediate thermal insulating layer 22 is arranged between upper furnace body 21 and lower furnace body 23.Middle
Thermal insulation layer 22 includes heat insulation fireguard 221, screw mandrel slideway 222 and fireguard pusher 223.Every
When hot fireguard 221 is primarily to destructive distillation material cools down, stop the height in heat-insulation and heat-preservation burner hearth 212
Temperature is radiated lower furnace body 23, and beneficially destructive distillation material is at fast cooling；Avoid in lower furnace body 23 simultaneously
Nitrogen atmosphere enters high-temperature retorting district, mixes with carbonization gas, causes measure error.Fireguard pusher
223 can be electric and pneumatic system, and its effect is dynamic for the mobile offer of described heat insulation fireguard 221
Power.Screw mandrel slideway 222 is the track moved for heat insulation fireguard 221.
It can be seen from figure 1 that lower furnace body 23 includes feed bin 231, material temperature monitoring thermocouple 232, material temperature is supervised
Calorimetric galvanic couple binding post 233, water sealed tank 234, ball-screw 235 and lift 236.Lower furnace body
23 is removable body of heater, is connected with upper furnace body 21 by ball-screw 235.Water sealed tank 234 is cooling
Sealing device, carries out the closeest when closing upper and lower body of heater by the way of water-cooled adds sealing ring sealing
Envelope.
As it is shown in figure 1, the heat-insulation and heat-preservation burner hearth 212 of upper furnace body 21 arranges under shed, lower furnace body 23
Feed bin 231 upper shed is set；The upper shed of feed bin 231 and the under shed of heat-insulation and heat-preservation burner hearth 212
Shape is consistent, when feed bin 231 closes with heat-insulation and heat-preservation burner hearth 212, the upper shed of feed bin 231 with
The under shed of heat-insulation and heat-preservation burner hearth 212 matches, between feed bin 231 and heat-insulation and heat-preservation burner hearth 212
Formed and seal space, it is provided that the closed environment that destructive distillation needs.
Seeing that Fig. 1, feed bin 231 are connected with lift 236, lift 236 drives feed bin 231 with heat insulation
Insulation burner hearth 212 closes or separates.
As it is shown in figure 1, heating rod 214 can be with Elema or Si-Mo rod；Heating rod 214 is adopted at furnace roof
By mode arranged vertically.The mode of radiation heating in employing, can simulate industry makeup as far as possible
The heating condition put, investigates the destructive distillation difference that material thickness and distance radiant tube distance etc. cause.
See that Fig. 1, hearth thermocouple entrance 215 are arranged on the furnace roof of upper furnace body 21.Furnace temperature monitoring thermoelectricity
The even hearth thermocouple entrance 215 that passes through extend in heat-insulation and heat-preservation burner hearth 212；Furnace temperature monitoring thermocouple
By furnace temperature thermocouple binding post (not shown) and furnace temperature external temperature-controlling system (not shown)
It is electrical connected.
As it is shown in figure 1, furnace temperature monitoring thermocouple can be one or more；Such as upper furnace body can arrange three
Individual furnace temperature monitoring thermocouple, measures three positions, upper, middle and lower of heat-insulation and heat-preservation burner hearth 212 respectively
Fire box temperature.Contact point (in figure on survey material temperature thermocouple it is sequentially provided with from top to bottom in feed bin 231
Not shown), survey contact point (not shown) in material temperature thermocouple, survey contact point under material temperature thermocouple
Three contact points of (not shown), material temperature monitoring thermocouple 232 is respectively provided with on three contact points.
Material temperature monitoring binding post 233 may be provided on the lower wall of lower furnace body 23, and material temperature monitoring thermocouple 232 leads to
Cross material temperature monitoring thermocouple binding post 233 temperature-controlling system external with material temperature (not shown) to be connected.
As it is shown in figure 1, destructive distillation oil gas vent 216 connects oil and gas separating system (not shown), cold
Destructive distillation oil gas is collected after Ning.
See that Fig. 1, upper furnace body 21 arrange nitrogen purge system (not shown), gas is set simultaneously and divides
Cloth device (not shown) and gas blow valve port and exhaust outlet, it is ensured that heat-insulation and heat-preservation stove before and after destructive distillation
Thorax 212 is oxygen-free environment, it is to avoid oxygen burning met in retort process by material.
As it is shown in figure 1, in the present embodiment, apply above-mentioned lower furnace body destructive distillation device moving up and down to do
The method evaporated is:
According to experiment condition, material inserted feed bin 231；The thermocouple surveying material temperature is inserted material respectively simultaneously
The upper, middle and lower contact point in storehouse；
Close the chamber door 101 of nitrogen cooler bin 1, open nitrogen inflation inlet valve 102 and nitrogen gas outlet
Valve 103, replaces the air in whole casing；
Close nitrogen inflation inlet valve and nitrogen gas outlet valve；Fireguard is opened in external control system
Pusher, closes fireguard, and opens heater switch, arrange heat-insulation and heat-preservation burner hearth 212 heating schedule；
After heat-insulation and heat-preservation burner hearth 212 temperature to assigned temperature, open fireguard, start lower furnace body liter
Fall machine, carries lower furnace body shifting on feed bin and is connected with upper furnace body, start destructive distillation, and pyrolysis temperature can be 400
DEG C-1600 DEG C, and collect destructive distillation oil gas from the oil and gas separating system end being connected with destructive distillation oil gas vent；
After destructive distillation terminates, open nitrogen inflation inlet valve 102 and nitrogen gas outlet valve 103, it is ensured that cold
But it is nitrogen atmosphere in case, then starts lift, lower furnace body is moved down together with feed bin, close gear afterwards
Fire plate, completely cuts off heat；
After temperature of charge drops to desirable value, open chamber door, take out material and be analyzed.
It should be noted that each embodiment above by reference to described by accompanying drawing is only in order to illustrate the present invention
And unrestricted the scope of the present invention, it will be understood by those within the art that, without departing from this
The amendment on the premise of bright spirit and scope carried out the present invention or equivalent, all should contain
Within the scope of the present invention.
Claims (10)
1. a lower furnace body destructive distillation device moving up and down, does including inert gas cooler bin, high temperature
Furnace body；
Described inert gas cooler bin includes chamber door, inert gas entrance, inert gas outlet；
Described high-temperature retorting furnace body includes upper furnace body, heat-proof device and lower furnace body；
Described upper furnace body includes body of heater shell, heat-insulation and heat-preservation burner hearth, heater, destructive distillation oil gas vent；
Described lower furnace body includes feed bin, sealing device, coupling mechanism, lift；
Described lower furnace body is removable body of heater, is connected with upper furnace body by coupling mechanism；
Described heat-proof device is arranged between upper furnace body and lower furnace body, and described heat-proof device is used for stoping institute
State the hyperthermia radiation in heat-insulation and heat-preservation burner hearth to described lower furnace body；
Described upper furnace body heat-insulation and heat-preservation burner hearth arranges under shed, and the feed bin of described lower furnace body arranges upper shed；
Described upper shed is consistent with described under shed shape, when described feed bin closes with described heat-insulation and heat-preservation burner hearth,
Described upper shed matches with described under shed, shape between described feed bin and described heat-insulation and heat-preservation burner hearth
Become to seal space；
Described feed bin is connected with described lift, and described lift drives described feed bin and described heat insulation guarantor
Temperature burner hearth Guan Bi or separation.
2. lower furnace body destructive distillation device moving up and down as claimed in claim 1, it is characterised in that
Including furnace temperature monitoring device；
Described furnace temperature monitoring device includes hearth thermocouple entrance, surveys furnace temperature thermocouple contact point, furnace temperature
The external temperature-controlling system of thermocouple binding post, furnace temperature；
Described hearth thermocouple entrance is arranged on the furnace roof of described upper furnace body；
Described survey furnace temperature thermocouple contact point is one or more；
Described survey furnace temperature thermocouple contact point is electrical connected with described furnace temperature thermocouple binding post；
Described furnace temperature thermocouple binding post temperature-controlling system external with described furnace temperature is electrical connected.
3. lower furnace body destructive distillation device moving up and down as claimed in claim 1, it is characterised in that
Including material temperature monitoring device；
Described material temperature monitoring device includes material temperature monitoring thermocouple binding post, surveys contact on material temperature thermocouple
Point, survey contact point in material temperature thermocouple, survey contact point, the external temperature-controlling system of material temperature under material temperature thermocouple；
On described survey material temperature thermocouple, contact point is arranged on described feed bin top, described survey material temperature thermoelectricity
In idol, contact point is arranged on the middle part of described feed bin, and under described survey material temperature thermocouple, contact point is arranged on institute
State the bottom of feed bin；
Contact point on described survey material temperature thermocouple, survey contact point in material temperature thermocouple, survey material temperature thermocouple
Lower contact point is electrically connected with described material temperature monitoring binding post；
Described material temperature monitoring binding post temperature-controlling system external with described material temperature is electrical connected.
4. lower furnace body destructive distillation device moving up and down as claimed in claim 1, it is characterised in that
Described coupling mechanism is ball-screw.
5. lower furnace body destructive distillation device moving up and down as claimed in claim 1, it is characterised in that
Described heat-proof device is intermediate thermal insulating layer；Described intermediate thermal insulating layer include heat insulation fireguard, screw mandrel slideway,
Fireguard pusher；
Described heat insulation fireguard is placed on described screw mandrel slideway, in the traction of described fireguard pusher
Lower movement；
Described heat insulation fireguard, the heat mainly completely cutting off described heat-insulation and heat-preservation burner hearth passes to described nitrogen
Cooler bin bottom；The effect of described fireguard pusher is dynamic for the mobile offer of described heat insulation fireguard
Power；Described screw mandrel slideway provides moving track for described heat insulation fireguard.
6. lower furnace body destructive distillation device moving up and down as claimed in claim 1, it is characterised in that
Described heater uses Elema or Si-Mo rod；Described heating rod is arranged on described heat-insulation and heat-preservation burner hearth
On furnace roof, it is perpendicular to the arrangement of described furnace roof.
7. lower furnace body destructive distillation device moving up and down as claimed in claim 1, it is characterised in that
Described sealing device is water sealed tank.
8. one kind is entered with the destructive distillation device moving up and down of the lower furnace body as described in one of claim 1-7
The method of row destructive distillation, comprises the following steps:
According to experiment condition, material is tested in destructive distillation and insert described feed bin；The thermocouple of material temperature will be surveyed simultaneously
Insert respectively on the corresponding contact point of feed bin；
By the air inert gas replacement in whole casing；
Close described heat-proof device, start described heat-insulation and heat-preservation burner hearth heating schedule；
After described heat-insulation and heat-preservation fire box temperature to assigned temperature, open described heat-proof device, by described
Lower furnace body carries to move on feed bin and is connected with described upper furnace body, starts destructive distillation, and from destructive distillation oil gas vent
Oil and gas separating system end collects destructive distillation oil gas；
After destructive distillation terminates, in described inert gas cooler bin, it is set as inert gas atmosphere, by described
Lower furnace body moves down together with described feed bin, is then shut off described heat-proof device；
After temperature of charge drops to desirable value, take out material and be analyzed.
9. the method for destructive distillation as claimed in claim 8, it is characterised in that described inert gas is nitrogen.
10. the method for destructive distillation as claimed in claim 8, it is characterised in that during described heating rod destructive distillation
Heating-up temperature be 400 DEG C-1600 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610421822.6A CN105910451B (en) | 2016-06-13 | 2016-06-13 | A kind of lower furnace body destructive distillation device moving up and down and its method for destructive distillation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN106946478A (en) * | 2017-03-28 | 2017-07-14 | 辽宁科技大学 | It is a kind of that the device and method that mode produces fused magnesite is moved down with body of heater |
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| CN105910451B (en) | 2018-02-23 |
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