CN105928367B - A kind of destructive distillation device and its method for destructive distillation with bell automatic lifting system - Google Patents
A kind of destructive distillation device and its method for destructive distillation with bell automatic lifting system Download PDFInfo
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- CN105928367B CN105928367B CN201610410726.1A CN201610410726A CN105928367B CN 105928367 B CN105928367 B CN 105928367B CN 201610410726 A CN201610410726 A CN 201610410726A CN 105928367 B CN105928367 B CN 105928367B
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- destructive distillation
- burner hearth
- insulation
- furnace body
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- 238000000197 pyrolysis Methods 0.000 title claims abstract description 99
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 110
- 238000009413 insulation Methods 0.000 claims abstract description 71
- 238000004321 preservation Methods 0.000 claims abstract description 45
- 238000010438 heat treatment Methods 0.000 claims abstract description 38
- 239000011261 inert gas Substances 0.000 claims abstract description 9
- 239000002361 compost Substances 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 47
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 37
- 229910052757 nitrogen Inorganic materials 0.000 claims description 15
- 238000010079 rubber tapping Methods 0.000 claims description 13
- 238000012544 monitoring process Methods 0.000 claims description 12
- 238000012806 monitoring device Methods 0.000 claims description 6
- 206010020843 Hyperthermia Diseases 0.000 claims description 4
- 239000012298 atmosphere Substances 0.000 claims description 4
- 230000036031 hyperthermia Effects 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims description 4
- 229910006295 Si—Mo Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000002474 experimental method Methods 0.000 abstract description 4
- 230000008021 deposition Effects 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 229910001873 dinitrogen Inorganic materials 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 238000001816 cooling Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000003763 carbonization Methods 0.000 description 2
- 210000000038 chest Anatomy 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 235000003642 hunger Nutrition 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000037351 starvation Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000035475 disorder Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B17/00—Furnaces of a kind not covered by any preceding group
- F27B17/02—Furnaces of a kind not covered by any preceding group specially designed for laboratory use
-
- 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
-
- 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
- F27D1/18—Door frames; Doors, lids, removable covers
- F27D1/1808—Removable covers
-
- 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
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
-
- 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
-
- 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
-
- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/0084—Charging; Manipulation of SC or SC wafers
-
- 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
- F27D1/18—Door frames; Doors, lids, removable covers
- F27D1/1808—Removable covers
- F27D2001/1825—Means for moving the cover
-
- 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
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/14—Pyrolising
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Processing Of Solid Wastes (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The present invention proposes a kind of destructive distillation device with bell automatic lifting system, including the first furnace body, the second furnace body, heat-proof device；First furnace body includes furnace cover lifting system.The present invention also proposes a kind of method for destructive distillation, including：Destructive distillation material is inserted into charging system, while the thermocouple for surveying material temperature is separately mounted on the corresponding contact point of feed bin；By the air inert gas replacement in whole babinet；Close the heat-proof device；After completing heat-insulation and heat-preservation burner hearth heating schedule, by the heating zone destructive distillation of charging system feeding；In retort process, the temperature of the destructive distillation experiment material of Different layer of the compost height is monitored at any time；After destructive distillation, destructive distillation material is transferred to the second burner hearth, closes the heat-proof device；After destructive distillation temperature of charge drops to desirable value, take out the destructive distillation material and analyzed.The furnace cover lifting system of independent design of the present invention, deposition in easy cleaning stove and is conveniently replaceable heating rod；It can realize material accurate temperature controlling, the influence to destructive distillation result such as temperature and time can be investigated.
Description
Technical field
The invention belongs to chemical technology field, more particularly to a kind of destructive distillation device with bell automatic lifting system and its
Method for destructive distillation.
Background technology
Retorting technique is that material is heated in the case where completely cutting off air conditions, is decomposed, generation coke (or semicoke), tar, destructive distillation
The process of the products such as gas, has been widely used in the conventional utilization of resources and exploitation, garbage disposal and the exploitation of bioenergy.Its
In, influence of the destructive distillation condition (pyrolysis temperature, retorting time, mode of heating, thickness of feed layer etc.) to destructive distillation product and retort process
It is larger, it is necessary to verification is investigated in substantial amounts of infrastest, with the industrialization for dry distillation of coal technology provides sufficient data support.
But the destructive distillation device that laboratory uses at present is mostly tubular type gas retort and box gas retort.Tubular type gas retort
Mode of heating heats for surrounding, and the inventory that can be investigated is less, larger with the difference of current industrialized unit, can not investigate and add
The influence of hot mode and thickness of feed layer；And box gas retort is mostly intermittent operation, i.e., material adds closed destructive distillation in the cold state
Device heats up with stove, after reaction, because coal contacts oxygen easy firing at high temperature, can only continue to be placed on closed gas retort
Discharge after interior furnace cooling.Because during heating and cooling, destructive distillation can occur for coal, thus can not investigate temperature and when
Between influence to destructive distillation result.Importantly, current box gas retort generally only sets furnace temperature, examination is furnace temperature to thing
Expect the influence of destructive distillation, if but batch-type furnace dry distillation area space it is larger, the gap of furnace temperature and material temperature is larger, existing destructive distillation experiment
Device can not monitor furnace temperature and different material temperature layer temperature at any time.
Since the destructive distillation device that current laboratory uses is there are many deficiencies, the destructive distillation of laboratory use how is improved
Device, enable to realize material in input and output material under setting furnace temperature, avoid contacting oxygen combustion under the high temperature such as semicoke, and can
Furnace temperature and different material temperature layer temperature etc. are monitored at any time, become people's urgent problem to be solved.
The content of the invention
In order to solve the deficiencies in the prior art, influence of the destructive distillation condition to material destructive distillation state can be examined or check in detail, to the greatest extent may be used
The destructive distillation condition of the simulation industrialized unit of energy is, it is necessary to design the destructive distillation device that disclosure satisfy that requirement.The present invention proposes a kind of band
The destructive distillation device and its method for destructive distillation of bell automatic lifting system, with the deposition in easy cleaning stove and can be conveniently replaceable heating
Rod, and heat accumulating type rotating bed commercial plant destructive distillation condition can be simulated, the destructive distillation condition such as temperature and time can be investigated to destructive distillation
As a result influence.
The present invention proposes a kind of destructive distillation device with bell automatic lifting system, including the first furnace body, the second furnace body, heat-insulated
Device；
First furnace body include furnace body shell, heat-insulation and heat-preservation burner hearth, charging system, furnace cover lifting system, heating unit,
Material temperature monitoring device, first gas entrance；
The furnace cover lifting system includes bell, bell supporting rod and furnace cover lifting machine；
The top of the bell supporting rod is connected with the bell, lower part and the furnace cover lifting of the bell supporting rod
Machine connects；
Second furnace body includes furnace body shell, the second burner hearth, fire door, second gas entrance, mobile device；
First furnace body is disposed adjacent with second furnace body, and the first furnace body heat-insulation and heat-preservation burner hearth side sets and opens
Mouthful, the heat-insulation and heat-preservation burner hearth is connected by the opening with second burner hearth；
The charging system is connected with the mobile device, and the mobile device drives the charging system in the first furnace body
The heat-insulation and heat-preservation burner hearth and second furnace body burner hearth between move；
The material temperature monitoring device is used for the temperature for measuring diverse location material in feed bin during destructive distillation；
The heat-proof device is arranged between the first furnace body and the second furnace body, and the heat-proof device is used to prevent described heat-insulated
The hyperthermia radiation in burner hearth is kept the temperature to second furnace body.
Further, the charging system includes feed bin, silo support, insulation feed bin supporting plate；
The feed bin is used to put destructive distillation material；
The silo support is arranged on the insulation feed bin supporting plate, and the silo support supports the feed bin；
The insulation feed bin supporting plate is plate object；
The insulation feed bin supporting plate sets with the heat-insulation and heat-preservation burner hearth opening parallel and than heat-insulation and heat-preservation burner hearth
Opening is wide；When the charging system moves into the heat-insulation and heat-preservation burner hearth, the insulation feed bin supporting plate is stuck in described heat-insulated
Outside the aperture position for keeping the temperature burner hearth.
Further, first furnace body is located at the surface of second furnace body, and the mobile device is turbine screw rod
Elevator.
Further, the heating unit includes heating rod, thermocouple binding post, hearth thermocouple entrance, external temperature control
System；
The heating rod uses Elema or Si-Mo rod；
The heating rod is arranged on the heat-insulation and heat-preservation burner hearth furnace roof, is arranged perpendicular to the furnace roof；
The thermocouple binding post is arranged on the furnace roof of first furnace body；
It is electrically connected between the external temperature control system and the thermocouple binding post；
The heating rod is electrically connected with the external temperature control system.
Further, the material temperature monitoring device includes material temperature monitoring binding post, surveys contact point on material temperature thermocouple, surveys material
Contact point in galvanic couple is warmed, contact point under material temperature thermocouple is surveyed, surveys material temperature binding post external tapping, external temperature control system；
Contact point is arranged on the feed bin top on the survey material temperature thermocouple, described to survey contact point in material temperature thermocouple
It is arranged on the middle part of the feed bin, the lower part surveyed contact point under material temperature thermocouple and be arranged on the feed bin；
The material temperature monitoring binding post is arranged on the insulation feed bin supporting plate；
It is described survey material temperature thermocouple on contact point, survey material temperature thermocouple in contact point, survey material temperature thermocouple under contact point with
The material temperature monitoring binding post is electrically connected；
The material temperature monitoring binding post is electrically connected with the survey material temperature binding post external tapping；
The survey material temperature binding post external tapping is electrical connected with the external temperature control system；
The survey material temperature binding post external tapping is sealed interface.
Further, the heat-proof device is intermediate thermal insulating layer；
The intermediate thermal insulating layer includes heat-insulated fireguard, fireguard pusher, screw slideway；
The heat-insulated fireguard is placed on the screw slideway, is moved under the traction of the fireguard pusher；
The heat-insulated fireguard, the heat for mainly completely cutting off heat-insulation and heat-preservation burner hearth pass to the second burner hearth；The fireguard pushes away
Effect into machine is the mobile offer power for the heat-insulated fireguard；The screw slideway provides shifting for the heat-insulated fireguard
Dynamic rail road.
Further, the first gas entrance includes at least one first gas entrance, at least one first gas
Outlet, at least one destructive distillation oil gas vent；The destructive distillation oil gas vent connects oil and gas separating system；
The second gas entrance includes at least one second gas entrance, at least one second gas exports.
The present invention also proposes the method that the destructive distillation device with bell automatic lifting system described in a kind of application carries out destructive distillation,
Comprise the following steps：
The charging system is placed in second burner hearth；
The destructive distillation material is inserted into the charging system；The survey material temperature thermocouple is attached separately to the feed bin at the same time
Corresponding contact point on；
By the air inert gas replacement in the heat-insulation and heat-preservation burner hearth and second burner hearth；
The heat-proof device is closed, starts the heat-insulation and heat-preservation burner hearth heating schedule；
After the temperature of the heat-insulation and heat-preservation burner hearth is raised to assigned temperature, the heat-proof device is opened, charging system is sent
Enter the heat-insulation and heat-preservation burner hearth destructive distillation, and destructive distillation oil gas is collected by the oil and gas separating system；
In retort process, the electric signal that is exported by survey material temperature thermocouple of the measure setup on corresponding contact point, at any time
Monitor the temperature of the destructive distillation material of Different layer of the compost height；
After destructive distillation, second burner hearth is set as inert gas atmosphere；By the charging system by described heat-insulated
Insulation burner hearth is delivered to second burner hearth, closes the heat-proof device；
After the destructive distillation material reduces the temperature to desirable value in second burner hearth, take out the destructive distillation material and carry out
Analysis.
Further, the inert gas is nitrogen.
Further, the heating-up temperature during heating rod destructive distillation is 400 DEG C -1600 DEG C.
With the application of the invention, it can realize following beneficial effect：
(1) by the way of upper radiant heating, the mode of heating of industrial preheating furnace is successfully simulated, can be as much as possible
Industrial condition is simulated, test parameters is obtained for industrialized unit.
(2) it can realize that material feeds in the case where setting furnace temperature, sets furnace temperature bottom discharge, investigation retorting time that can be stringent
Influence to destructive distillation.
(3) temperature of the material of Different layer of the compost height can be monitored at any time, can strictly investigate pyrolysis temperature and destructive distillation is produced
The influence of thing and retort process.
(4) keep inert gas shielding or system closed during input and output material, avoid destructive distillation product from contacting oxygen at high temperature
Gas burns.
(5) the furnace cover lifting structure of independent design so that the material such as tar in easy cleaning carbonization gas is heavy in stove
Product, and replace the mechanical disorder caused by the reasons such as heating rod damage.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of destructive distillation device with bell automatic lifting system of the embodiment of the present invention.
Reference numeral in attached drawing is as follows：
1st, upper furnace body
101st, furnace body shell；102nd, heat-insulation and heat-preservation burner hearth；103rd, feed bin；104th, silo support；
105th, insulation feed bin supporting plate；106th, heating rod；107th, hearth thermocouple entrance；
108th, material temperature monitoring binding post；109th, contact point on material temperature thermocouple is surveyed；
110th, contact point in material temperature thermocouple is surveyed；111st, contact point under material temperature thermocouple is surveyed；
112nd, nitrogen inflating port；113rd, nitrogen gas outlet；114th, destructive distillation oil gas vent；
115th, bell supporting rod；116th, furnace cover lifting machine；
2nd, intermediate thermal insulating layer
201st, heat-insulated fireguard；202nd, fireguard pusher；203rd, screw slideway；
3rd, lower furnace body
301st, furnace body shell；302nd, lower hearth；303rd, fire door；304th, nitrogen inflating port；
305th, nitrogen gas outlet；306th, material temperature binding post external tapping is surveyed；
307th, converter body support leg；308th, turbine screw elevator.
Embodiment
Embodiments of the present invention are illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1, it is a kind of structural representation of destructive distillation device with bell automatic lifting system of the embodiment of the present invention
Figure, figure include upper furnace body 1, intermediate thermal insulating layer 2, lower furnace body 3, and upper furnace body 1 is mainly high-temperature retorting area, and lower furnace body 3 is mainly
Starvation cooling zone.
See Fig. 1, upper furnace body 1 includes furnace body shell 101, and heat-insulation and heat-preservation burner hearth 102, charging system, furnace cover lifting system, add
Thermal and upper furnace body gas inlet-outlet.
It can be seen from figure 1 that furnace cover lifting system includes bell, bell supporting rod 115 and furnace cover lifting machine 116；Bell branch
The top of strut 115 is connected with bell, and the lower part of bell supporting rod 115 is connected with furnace cover lifting machine 116.Furnace cover lifting machine 116
During startup, the top of bell supporting rod 115 can drive bell to rise, in vertical state.After bell is opened, conveniently replaced heating
Rod and the deposition of cleaning heating rod rest area.
See Fig. 1, upper furnace body 1 and lower furnace body 3 are setting up and down, and upper furnace body 1 is located at the surface of lower furnace body 3.Upper furnace body 1 every
102 downside of heat insulation burner hearth is equipped with opening, and the heat-insulation and heat-preservation burner hearth 102 and the burner hearth of lower furnace body 3 of upper furnace body 1 are connected by opening
It is logical.
As shown in Figure 1, charging system is connected with turbine screw elevator 308, turbine screw elevator 308 drives charging system
System moves up and down between the heat-insulation and heat-preservation burner hearth 102 of upper furnace body 1 and the burner hearth of lower furnace body 3.
It can be seen from figure 1 that intermediate thermal insulating layer 2 is arranged between upper furnace body 1 and lower furnace body 3, intermediate thermal insulating layer 2 be used to preventing every
Hyperthermia radiation in heat insulation burner hearth 102 to lower furnace body 3, while avoid having during 3 burner hearth blow-on door 303 of lower furnace body oxygen into every
Heat insulation burner hearth 102, impacts carbonization gas component.
See Fig. 1, intermediate thermal insulating layer 2 includes heat-insulated fireguard 201, fireguard pusher 202, screw slideway 203.Heat-insulated gear
Fiery plate 201 is placed on screw slideway 203, is moved under the traction of fireguard pusher 202.Heat-insulated fireguard 201 using every
Hot thermal insulation material, mainly completely cuts off hyperthermia radiation in heat-insulation and heat-preservation burner hearth 102 to lower furnace body 3；The work of fireguard pusher 202
With being mobile offer power for heat-insulated fireguard 201.Fireguard pusher 202 can be electric and pneumatic, its effect is
For the mobile offer power of heat-insulated fireguard 201.Screw slideway 203 provides moving track for heat-insulated fireguard 201.
It can be seen from figure 1 that charging system includes feed bin 103, silo support 104, insulation feed bin supporting plate 105.Feed bin 103
For putting destructive distillation material；Silo support 104 is arranged on insulation feed bin supporting plate 105.Silo support 104 is from lower support
Feed bin 103.
As shown in Figure 1, insulation feed bin supporting plate 105 is plate object.Insulation feed bin supporting plate 105 and upper furnace body 1
102 opening parallel of heat-insulation and heat-preservation burner hearth is set, and it is wide to be open than heat-insulation and heat-preservation burner hearth 102.When charging system moves into heat-insulation and heat-preservation
During burner hearth 102, heat-insulated feed bin supporting plate 105 is stuck in outside the aperture position of heat-insulation and heat-preservation burner hearth 102, plays sealing heat-blocking action,
So as to be conducive to the insulation of the heat-insulation and heat-preservation burner hearth 102 of upper furnace body 1.It may be implemented under setting furnace temperature and feed, set to go out under furnace temperature
Material, the influence of investigation retorting time that can be strictly to destructive distillation.
See Fig. 1, heating unit includes heating rod 106, thermocouple binding post (not shown), hearth thermocouple entrance
107 and external temperature control system (not shown).Heating rod 106 can use Elema or Si-Mo rod.Heating rod 106 is in heat-insulated guarantor
Warm 102 furnace roof of burner hearth can be by the way of vertical arrangement.By the way of upper radiant heating, industrial preheating furnace can be successfully simulated
Mode of heating, simulation industrial condition that can be as much as possible, test parameters is obtained for industrialized unit.Thorax warm galvanic couple is surveyed to lead to
Hearth thermocouple entrance 107 is crossed to extend into heat-insulation and heat-preservation burner hearth stove 102.Furnace roof of the thermocouple binding post in upper furnace body 1；Survey thorax
It is electrically connected between warm galvanic couple and thermocouple binding post, and to be flexible coupling.
As shown in Figure 1, material temperature monitoring device includes material temperature monitoring binding post 108, contact point 109 on material temperature thermocouple is surveyed,
Contact point 110 in material temperature thermocouple is surveyed, contact point 111 under material temperature thermocouple is surveyed, surveys material temperature binding post external tapping 306.
Such as Fig. 1, survey contact point 109 on material temperature thermocouple and be arranged on 103 top of feed bin, survey contact point in material temperature thermocouple
110 are arranged on the middle part of feed bin 103, survey the lower part that contact point 111 under material temperature thermocouple is arranged on feed bin 103.Survey material temperature thermoelectricity
Occasionally it is separately mounted on above-mentioned contact point, and is electrically connected respectively with material temperature monitoring binding post 108.Material temperature monitors binding post 108
It is arranged on insulation feed bin supporting plate 105；It is sealed interface to survey material temperature binding post external tapping 306, in order to ensure lower hearth 302
Air-tightness；Material temperature monitors binding post 108 and is electrically connected with surveying material temperature binding post external tapping 306, and to be flexible coupling.Material temperature is surveyed to connect
Terminal external tapping 306 is electrical connected with external temperature control system.
As shown in Figure 1, upper furnace body gas inlet-outlet includes nitrogen inflating port 112, nitrogen gas outlet 113, destructive distillation oil gas goes out
Mouth 114.The outlet 114 of destructive distillation oil gas connects oil and gas separating system (not shown), including a condensed water directly condense with
Destructive distillation oil gas is collected after condensed water indirect condensing twice.The reason for 1 heat-insulation and heat-preservation 102 inflated with nitrogen of burner hearth of upper furnace body is before heating
The atmosphere in burner hearth is replaced, avoids material from meeting oxygen burning in retort process；Inert gas shielding is kept during input and output material, is kept away
Exempt from destructive distillation product and contact oxygen combustion at high temperature.
See Fig. 1, lower furnace body 3 includes furnace body shell 301, lower hearth 302, fire door 303, nitrogen inflating port 304, nitrogen outlet
Mouth 305 and converter body support leg 307.The purpose of 302 inflated with nitrogen of lower hearth is to add material rear substitution oven cavity atmosphere, is removed former
Oxygen in material, can be with fast cooling while being on the other hand the starvation in material temperature-fall period；Can also be with other lazy
Property gas instead nitrogen.
It can be seen from figure 1 that 3 transfixion of upper furnace body 1 and lower furnace body, feed bin supporting plate 105, silo support 104 and feed bin 103 with
Material retort process moves up and down, and is conveyed using turbine screw elevator about 308.
As shown in Figure 1, in the present embodiment, using the method for the above-mentioned destructive distillation device destructive distillation with bell automatic lifting system
It is：
Charging system including feed bin 103, silo support 104, insulation feed bin supporting plate 105 is placed in lower hearth 302
It is interior.
Destructive distillation experiment material is inserted by above-mentioned charging system according to experiment condition；Material temperature thermocouple will be surveyed at the same time to be attached separately to
The upper, middle and lower contact point of feed bin.
Fire door is closed, opens 113 valve of nitrogen gas outlet of 3 nitrogen inflating port valve 304 of lower furnace body and upper furnace body 1, together
When close 3 nitrogen gas outlet valve 305 of lower furnace body and 1 nitrogen inflating port of upper furnace body, 112 valve, the air in whole burner hearth is used
Nitrogen displacement.
Close 113 valve of nitrogen gas outlet of 3 nitrogen inflating port valve 304 of lower furnace body and upper furnace body 1.Close heat-insulated gear fire
Plate 201, and heater switch is opened at the same time, 102 heating schedule of heat-insulation and heat-preservation burner hearth is set.
After 102 temperature of heat-insulation and heat-preservation burner hearth of upper furnace body 1 to heat-insulated fireguard 201 after assigned temperature, is opened, start turbine
Screw elevator 308, by feed bin 103, the heating of silo support 104 and the feeding upper furnace body 1 of insulation feed bin supporting plate 105
Area, starts destructive distillation, and pyrolysis temperature can be 400 DEG C -1600 DEG C.From the oil and gas separating system end being connected with destructive distillation oil gas vent 114
Collect destructive distillation oil gas in end.In retort process, by measure setup survey material temperature thermocouple on contact point 109, survey material temperature thermocouple
Middle contact point 110, surveys the electric signal of the thermocouple output of contact point 111 under material temperature thermocouple, monitors Different layer of the compost height at any time
Material temperature, can strictly investigate influence of the pyrolysis temperature to destructive distillation product and retort process.
After destructive distillation, 305 valve of 304 valve of nitrogen inflating port and 3 nitrogen gas outlet of lower furnace body of lower furnace body 3 is first opened
Door, guarantees lower hearth 202 is nitrogen atmosphere, then startup turbine screw elevator 308, by feed bin 103, silo support 104 with
And insulation feed bin supporting plate 105 is transported to lower hearth 302 by the heat-insulation and heat-preservation burner hearth 102 of upper furnace body 1, closes heat-insulated fireguard
201, completely cut off heat.
After temperature of charge drops to desirable value, 3 fire door 303 of lower furnace body is opened, material is taken out and is analyzed.
It should be noted that only this is limited to illustrate rather than above by reference to the described each embodiment of attached drawing
The scope of invention, it will be understood by those of ordinary skill in the art that, it is right under the premise without departing from the spirit and scope of the present invention
The modification or equivalent substitution that the present invention carries out, should all cover within the scope of the present invention.
Claims (10)
1. a kind of destructive distillation device with bell automatic lifting system, including the first furnace body, the second furnace body, heat-proof device；
First furnace body includes furnace body shell, heat-insulation and heat-preservation burner hearth, charging system, furnace cover lifting system, heating unit, material temperature
Monitoring device, first gas entrance；
The furnace cover lifting system includes bell, bell supporting rod and furnace cover lifting machine；
The top of the bell supporting rod is connected with the bell, and the lower part of the bell supporting rod connects with the furnace cover lifting machine
Connect；
Second furnace body includes furnace body shell, the second burner hearth, fire door, second gas entrance, mobile device；
First furnace body is disposed adjacent with second furnace body, and the first furnace body heat-insulation and heat-preservation burner hearth side sets opening,
The heat-insulation and heat-preservation burner hearth is connected by the opening with second burner hearth；
The charging system is connected with the mobile device, and the mobile device drives the charging system in the institute of the first furnace body
State and move between the second burner hearth of heat-insulation and heat-preservation burner hearth and second furnace body；
The material temperature monitoring device is used for the temperature for measuring diverse location material in feed bin during destructive distillation；
The heat-proof device is arranged between the first furnace body and the second furnace body, and the heat-proof device is used to prevent the heat-insulation and heat-preservation
Hyperthermia radiation in burner hearth is to second furnace body.
2. the destructive distillation device as claimed in claim 1 with bell automatic lifting system, it is characterised in that the charging system bag
Include feed bin, silo support, insulation feed bin supporting plate；
The feed bin is used to put destructive distillation material；
The silo support is arranged on the insulation feed bin supporting plate, and the silo support supports the feed bin；
The insulation feed bin supporting plate is plate object；
The insulation feed bin supporting plate sets with the heat-insulation and heat-preservation burner hearth opening parallel and than the opening of heat-insulation and heat-preservation burner hearth
It is wide；When the charging system moves into the heat-insulation and heat-preservation burner hearth, the insulation feed bin supporting plate is stuck in the heat-insulation and heat-preservation
Outside the aperture position of burner hearth.
3. the destructive distillation device as claimed in claim 1 with bell automatic lifting system, it is characterised in that the first furnace body position
In the surface of second furnace body, the mobile device is turbine screw elevator.
4. the destructive distillation device as claimed in claim 1 with bell automatic lifting system, it is characterised in that the heating unit bag
Include heating rod, thermocouple binding post, hearth thermocouple entrance, external temperature control system；
The heating rod uses Elema or Si-Mo rod；
The heating rod is arranged on the heat-insulation and heat-preservation burner hearth furnace roof, is arranged perpendicular to the furnace roof；
The thermocouple binding post is arranged on the furnace roof of first furnace body；
It is electrically connected between the external temperature control system and the thermocouple binding post；
The heating rod is electrically connected with the external temperature control system.
5. the destructive distillation device as claimed in claim 2 with bell automatic lifting system, it is characterised in that the material temperature monitoring dress
Put including material temperature monitoring binding post, survey in contact point on material temperature thermocouple, survey material temperature thermocouple under contact point, survey material temperature thermocouple
Contact point, survey material temperature binding post external tapping, external temperature control system；
Contact point is arranged on the feed bin top on the survey material temperature thermocouple, and contact point is set in the survey material temperature thermocouple
At the middle part of the feed bin, the lower part surveyed contact point under material temperature thermocouple and be arranged on the feed bin；
The material temperature monitoring binding post is arranged on the insulation feed bin supporting plate；
It is described survey material temperature thermocouple on contact point, survey material temperature thermocouple in contact point, survey material temperature thermocouple under contact point with it is described
Material temperature monitoring binding post is electrically connected；
The material temperature monitoring binding post is electrically connected with the survey material temperature binding post external tapping；
The survey material temperature binding post external tapping is electrical connected with the external temperature control system；
The survey material temperature binding post external tapping is sealed interface.
6. the destructive distillation device as claimed in claim 1 with bell automatic lifting system, it is characterised in that the heat-proof device is
Intermediate thermal insulating layer；
The intermediate thermal insulating layer includes heat-insulated fireguard, fireguard pusher, screw slideway；
The heat-insulated fireguard is placed on the screw slideway, is moved under the traction of the fireguard pusher；
The heat-insulated fireguard, the heat for mainly completely cutting off heat-insulation and heat-preservation burner hearth pass to the second burner hearth；The fireguard pusher
Effect be mobile offer power for the heat-insulated fireguard；The screw slideway provides moving rail for the heat-insulated fireguard
Road.
7. the destructive distillation device as claimed in claim 5 with bell automatic lifting system, it is characterised in that the first gas goes out
Entrance includes at least one first gas entrance, the outlet of at least one first gas, at least one destructive distillation oil gas vent；It is described dry
Evaporate oil gas vent connection oil and gas separating system；
The second gas entrance includes at least one second gas entrance, at least one second gas exports.
8. a kind of method that destructive distillation device with as claimed in claim 7 with bell automatic lifting system carries out destructive distillation, including
Following steps：
The charging system is placed in second burner hearth；
The destructive distillation material is inserted into the charging system；Material temperature thermocouple will be surveyed at the same time is attached separately to accordingly connecing for the feed bin
On contact；
By the air inert gas replacement in the heat-insulation and heat-preservation burner hearth and second burner hearth；
The heat-proof device is closed, starts the heat-insulation and heat-preservation burner hearth heating schedule；
After the temperature of the heat-insulation and heat-preservation burner hearth is raised to assigned temperature, the heat-proof device is opened, charging system is sent into institute
Heat-insulation and heat-preservation burner hearth destructive distillation is stated, and destructive distillation oil gas is collected by the oil and gas separating system；
In retort process, by the electric signal of survey material temperature thermocouple output of the measure setup on corresponding contact point, monitor at any time
The temperature of the destructive distillation material of Different layer of the compost height；
After destructive distillation, second burner hearth is set as inert gas atmosphere；By the charging system by the heat-insulation and heat-preservation
Burner hearth is delivered to second burner hearth, closes the heat-proof device；
After the destructive distillation material reduces the temperature to desirable value in second burner hearth, take out the destructive distillation material and divided
Analysis.
9. the method for destructive distillation as claimed in claim 8, it is characterised in that the inert gas is nitrogen.
10. the method for destructive distillation as claimed in claim 8, it is characterised in that during using heating rod destructive distillation, heating-up temperature for 400 DEG C-
1600℃。
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| CN201610410726.1A CN105928367B (en) | 2016-06-13 | 2016-06-13 | A kind of destructive distillation device and its method for destructive distillation with bell automatic lifting system |
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| CN205980776U (en) * | 2016-06-13 | 2017-02-22 | 北京神雾环境能源科技集团股份有限公司 | Take automatic operating system's of bell dry distillation device |
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2016
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1036851A (en) * | 1996-07-25 | 1998-02-10 | Daiichi:Kk | Electric resistance carbonization volume reduction oven |
| CN200961100Y (en) * | 2006-09-21 | 2007-10-17 | 朱新发 | Active carbon continuous activation furnace with two temperature section |
| CN102649550A (en) * | 2011-02-25 | 2012-08-29 | 王全祥 | Carbonization-activation integrated activated carbon production apparatus |
| CN104178186A (en) * | 2014-09-09 | 2014-12-03 | 北京神雾环境能源科技集团股份有限公司 | Coal low-temperature carbonization system and method |
| CN205980776U (en) * | 2016-06-13 | 2017-02-22 | 北京神雾环境能源科技集团股份有限公司 | Take automatic operating system's of bell dry distillation device |
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| CN105928367A (en) | 2016-09-07 |
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