CN111964070A - Movable oil stain solid waste pyrolyzing furnace - Google Patents
Movable oil stain solid waste pyrolyzing furnace Download PDFInfo
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- CN111964070A CN111964070A CN202010824378.9A CN202010824378A CN111964070A CN 111964070 A CN111964070 A CN 111964070A CN 202010824378 A CN202010824378 A CN 202010824378A CN 111964070 A CN111964070 A CN 111964070A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
- F23G5/10—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating electric
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
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- 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
- F27D1/02—Crowns; Roofs
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- 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
- F27D1/1858—Doors
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- 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
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/02—Supplying steam, vapour, gases, or liquids
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Furnace Details (AREA)
Abstract
A movable oil stain solid waste pyrolysis furnace comprises an outer layer sealing shell (4) and an inner layer furnace hearth (1), wherein a cuboid heating cavity (19) is arranged in the inner layer furnace hearth (1), and is characterized in that an arc heating cavity (18) is arranged on the cuboid heating cavity (19) in the inner layer furnace hearth (1), the upper surface of the cuboid heating cavity (19) is connected with the arc heating cavity (18) in a welding mode, one surface of the cuboid heating cavity is provided with a material inlet and a material outlet, the material inlet and the material outlet are hermetically connected through a sealing buckle plate (21), a furnace door (5) connected to the outer layer sealing shell (4) is correspondingly arranged outside the material inlet and the material outlet of the cuboid heating cavity, a sealing fluororubber ring (6) is embedded on the furnace door (5), the invention realizes the sealing of a furnace body by using a double-layer shell, the radiation pipes, the furnace is relatively static, secondary fly ash is not generated, the upper part of the furnace chamber is arched, pyrolysis oil gas is conveniently led out, and coking is not suitable.
Description
Technical Field
The invention relates to a movable oil stain solid waste pyrolyzing furnace, and belongs to the field of environment-friendly equipment.
Technical Field
The oil stain solid waste is solid waste with complex components generated in the petroleum industry, contains high-volatility petroleum hydrocarbon and various organic pollutants. If the treatment is not good, the environment and even the human health are seriously harmed. However, the petroleum substances in the oil stain solid waste have the value of recovery and recycling. Therefore, the oil stain solid waste is recycled, the problem of treatment and disposal of the oil stain solid waste can be solved, and the problem of increasing shortage of energy in the contemporary society can be relieved.
The pyrolysis technology is to carry out pyrolysis treatment on the oil stain solid waste under the conditions of high temperature and no oxygen, so that hydrocarbon, colloid, asphaltene and other organic pollutants in the oil stain solid waste are pyrolyzed or thermally condensed to obtain corresponding liquid-phase petroleum, gas, coke, inorganic substances and the like, resources such as petroleum, combustible gas and the like are recovered while harmlessness is completed, and harmlessness and recycling are realized.
China has abundant petroleum storage, but the vast oil field in the territory and the crude oil processing center are comparatively dispersed, so the convenience, the flexibility and the high integration of the oil stain treatment device become the key research point, but the prior rotary type, spiral type and other pyrolysis furnaces have the problems of large dust amount, high sealing difficulty, easy coking and the like.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a movable oil stain solid waste pyrolysis furnace to overcome the defects in the prior art.
A movable oil stain solid waste pyrolysis furnace comprises an outer layer sealing shell 4 and an inner layer hearth 1, wherein a cuboid heating cavity 19 is arranged in the inner layer hearth 1, and the movable oil stain solid waste pyrolysis furnace is characterized in that an arc-shaped heating cavity 18 is arranged above the cuboid heating cavity 19 in the inner layer hearth 1, and the upper surface of the cuboid heating cavity 19 is connected with the arc-shaped heating cavity 18 in a welding mode; one surface of the cuboid heating cavity is provided with a material inlet and a material outlet which are hermetically connected by a sealing buckle plate 21; a furnace door 5 connected to the outer layer sealing shell 4 is correspondingly arranged outside the feed and discharge port of the cuboid heating cavity, a sealing fluororubber ring 6 is embedded on the furnace door 5, and the sealing fluororubber ring 6 is tightly pressed with the outer layer sealing shell 4 when the furnace door 5 is closed, so that integral sealing is realized;
a plurality of heat-resistant steel pipes 20 along the length direction are respectively and uniformly inserted into the upper layer and the lower layer of the rectangular heating cavity 19; a plurality of heat-resistant steel pipes 20 are welded with the heating cavity; an electric heating element 7 is arranged in the middle of each heat-resistant steel pipe 20;
the nitrogen conveying pipe 13 is inserted into the cuboid heating cavity 19 from the lower part of the furnace body 20, the outer wall of the conveying pipe is connected and sealed with the heating cavity in a welding mode, the nitrogen conveying pipe 13 is branched into four uniform air pipes 14 in the cuboid heating cavity 19, the uniform air pipes are evenly arranged at the bottom of the heating cavity 19 in the width direction, and a plurality of air outlet holes are evenly arranged along the length direction of the uniform air pipes 14;
the distillate exhaust pipe 9 penetrates through the outer-layer sealing shell 4 and is inserted into the sealing sleeve 10, the lower part of the sealing sleeve 10 is in sealing connection with the outer-layer sealing shell 4 through a flange, the upper part of the sealing sleeve 10 is in flange connection with the external exhaust pipe 11 of the furnace body, and the outer wall of the external exhaust pipe 11 is wrapped with the electric tracing band 12;
the aluminum silicate light heat-preservation and heat-insulation layer 3 is filled between the inner hearth 1 and the outer sealing shell 4 for heat preservation and heat insulation; the outer sealing shell 4 is made of carbon steel and is in a cuboid structure, five surfaces of the outer sealing shell are welded in a sealing mode, a feed inlet is formed in the other surface of the outer sealing shell and is connected with the furnace door 5, a sealing fluororubber ring 6 is embedded in the furnace door 5, and the sealing fluororubber ring 6 is tightly pressed with the outer sealing shell 4 when the furnace door is closed, so that integral sealing is realized; a material temperature measuring couple 15 is inserted into the material from the top of the arc-shaped heating cavity 18 to monitor the change of the material temperature, a hearth temperature measuring couple 16 is inserted from the side surface of the cuboid heating cavity 19 to monitor the furnace temperature, and a pressure measuring guide pipe of a pressure transmitter 17 is inserted into an external exhaust pipe 11 of the outer sealing shell 4 to monitor the hearth pressure.
The distance between the upper heat-resistant steel pipe 20 and the material is 10cm-30cm, and the distance between the lower heat-resistant steel pipe 20 and the material is 5cm-20 cm.
The inner hearth 1 is made of heat-resistant steel 310S, and the heat-resistant steel pipe 20 is made of heat-resistant steel 310S.
The heating element 7 is a silicon carbide rod electric heating element.
The invention realizes the sealing of the furnace body by using the double-layer shell, heats the furnace body by the radiation pipes which are arranged up and down, ensures that the temperature field in the furnace body is reasonable, the material is arranged between the two rows of radiation pipes, is relatively static, does not generate secondary fly ash, forms an arch shape above the hearth, is convenient for guiding out pyrolysis oil gas and is not suitable for coking.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an inner hearth 1 in the embodiment of the invention.
The furnace comprises a furnace body, a furnace door, a sealing buckle plate, a heat-insulating layer, an outer sealing shell, a furnace door, a sealing fluororubber ring, a silicon carbide rod, a radiant tube, a distillate exhaust tube, a sealing sleeve, an exhaust tube, a heat tracing band, an air inlet tube, an air homogenizing tube, a material temperature measuring thermocouple, a furnace temperature monitoring thermocouple, a pressure transmitter, an arc heating cavity, a cuboid heating cavity, a radiation tube and a sealing buckle plate, wherein the furnace body is 1, the inner furnace hearth is 2, the heat-insulating layer is 3, the outer sealing shell is 4, the furnace door.
Detailed Description
A movable oil stain solid waste pyrolysis furnace comprises an outer layer sealing shell 4 and an inner layer hearth 1, wherein a cuboid heating cavity 19 is arranged in the inner layer hearth 1, and the movable oil stain solid waste pyrolysis furnace is characterized in that an arc-shaped heating cavity 18 is arranged above the cuboid heating cavity 19 in the inner layer hearth 1, and the upper surface of the cuboid heating cavity 19 is connected with the arc-shaped heating cavity 18 in a welding mode; one surface of the cuboid heating cavity is provided with a material inlet and a material outlet which are hermetically connected by a sealing buckle plate 21; a furnace door 5 connected to the outer layer sealing shell 4 is correspondingly arranged outside the feed and discharge port of the cuboid heating cavity, a sealing fluororubber ring 6 is embedded on the furnace door 5, and the sealing fluororubber ring 6 is tightly pressed with the outer layer sealing shell 4 when the furnace door 5 is closed, so that integral sealing is realized;
a plurality of heat-resistant steel pipes 20 along the length direction are respectively and uniformly inserted into the upper layer and the lower layer of the rectangular heating cavity 19; a plurality of heat-resistant steel pipes 20 are welded with the heating cavity; an electric heating element 7 is arranged in the middle of each heat-resistant steel pipe 20;
the nitrogen conveying pipe 13 is inserted into the cuboid heating cavity 19 from the lower part of the furnace body 20, the outer wall of the conveying pipe is connected and sealed with the heating cavity in a welding mode, the nitrogen conveying pipe 13 is branched into four uniform air pipes 14 in the cuboid heating cavity 19, the uniform air pipes are evenly arranged at the bottom of the heating cavity 19 in the width direction, and a plurality of air outlet holes are evenly arranged along the length direction of the uniform air pipes 14;
the distillate exhaust pipe 9 penetrates through the outer-layer sealing shell 4 and is inserted into the sealing sleeve 10, the lower part of the sealing sleeve 10 is in sealing connection with the outer-layer sealing shell 4 through a flange, the upper part of the sealing sleeve 10 is in flange connection with the external exhaust pipe 11 of the furnace body, and the outer wall of the external exhaust pipe 11 is wrapped with the electric tracing band 12;
the aluminum silicate light heat-preservation and heat-insulation layer 3 is filled between the inner hearth 1 and the outer sealing shell 4 for heat preservation and heat insulation; the outer sealing shell 4 is made of carbon steel and is in a cuboid structure, five surfaces of the outer sealing shell are welded in a sealing mode, a feed inlet is formed in the other surface of the outer sealing shell and is connected with the furnace door 5, a sealing fluororubber ring 6 is embedded in the furnace door 5, and the sealing fluororubber ring 6 is tightly pressed with the outer sealing shell 4 when the furnace door is closed, so that integral sealing is realized; a material temperature measuring couple 15 is inserted into the material from the top of the arc-shaped heating cavity 18 to monitor the change of the material temperature, a hearth temperature measuring couple 16 is inserted from the side surface of the cuboid heating cavity 19 to monitor the furnace temperature, and a pressure measuring guide pipe of a pressure transmitter 17 is inserted into an external exhaust pipe 11 of the outer sealing shell 4 to monitor the hearth pressure.
The distance between the upper heat-resistant steel pipe 20 and the material is 10cm-30cm, and the distance between the lower heat-resistant steel pipe 20 and the material is 5cm-20 cm.
The inner hearth 1 is made of heat-resistant steel 310S, and the heat-resistant steel pipe 20 is made of heat-resistant steel 310S.
The heating element 7 is a silicon carbide rod electric heating element.
A movable pyrolysis device comprises an inner hearth, a heat insulation layer, an outer sealing shell, a radiant heating pipe device, a distillate discharge device, an atmosphere control device and a pressure and temperature monitoring device.
The inner hearth is made of heat-resistant steel, the lower part of the inner hearth is of a cuboid structure, the top of the inner hearth is of an arc structure, and a sealing buckle plate is arranged on one side of the feed inlet and can be opened and closed quickly; the rectangular furnace wall at the lower part of the inner hearth is divided into an upper layer and a lower layer, and a plurality of radiant tubes are inserted into the upper layer and the lower layer, and the radiant tubes are in sealed connection with the hearth by welding or flanges; a gas conveying pipe is inserted below the inner-layer hearth and is connected with the hearth in a welding mode; a distillate exhaust pipe is inserted into the top of the arc-shaped structure of the hearth and is connected with the hearth in a welding mode.
The heat preservation and insulation layer is positioned between the inner hearth and the outer sealing shell and used for preserving heat and insulating heat and reducing heat loss of the hearth.
Outer sealed shell material is the steel, and the parcel is outside at inlayer furnace and heat preservation insulating layer, and the structure is the cuboid, five face seal weld, and the another side is equipped with the feed inlet, and the feed inlet is connected with the furnace gate, and the furnace gate is equipped with the sealing strip.
The radiant tube heater consists of a heat-resistant steel tube inserted into the inner hearth and a heating element or medium inside the steel tube, wherein the heating element can be a silicon carbide rod, a resistance wire and the like, and the heating medium can be high-temperature hot air and the like.
The distillate discharging device comprises a heat-resistant steel outlet pipe inserted into the inner hearth, a furnace body external exhaust pipe, a sealing sleeve and a heat tracing device, wherein the outlet pipe is welded with the inner hearth and penetrates through the outer sealing shell to be inserted into the sealing sleeve outside the outer sealing shell, the lower part of the sealing sleeve is connected with the outer sealing shell by a flange, and the furnace body external exhaust pipe is also inserted into the sealing sleeve and connected by the flange.
The atmosphere control device consists of a heat-resistant steel air inlet pipe inserted into the inner hearth and a plurality of air equalizing pipes, wherein the air equalizing pipes are connected with the air inlet pipe and arranged along the bottom of the hearth, and air outlet holes are arranged on the air equalizing pipes at certain intervals.
The pressure and temperature monitoring device is mainly used for monitoring the temperature of a hearth, the temperature of a radiant tube, the temperature of materials, the temperature of distillate and the pressure of the hearth.
Example (b): a movable oil stain solid waste pyrolysis furnace is shown in figures 1 and 2 and comprises an inner hearth, a heat preservation and insulation layer, an outer sealing shell, a radiant heating pipe device, a distillate discharge device, an atmosphere control device and a pressure and temperature monitoring device.
The inner hearth is made of heat-resistant steel 310S, the thickness of the inner hearth is 8-15 mm, the lower part of the inner hearth is a cuboid heating cavity 19, the upper part of the inner hearth is an arc heating cavity 18, the two cavities are connected in a welding mode, one surface of the cuboid heating cavity is a material inlet and outlet, and the inner hearth is hermetically connected by a sealing buckle plate 21. The cuboid heating cavity 19 is divided into an upper layer and a lower layer, 6 310S heat-resistant steel pipes 20 along the length direction are respectively inserted into the upper layer and the lower layer, the end parts of the six heat-resistant steel pipes on the same layer are mutually aligned, the end parts of the upper layer and the lower layer of heat-resistant steel pipes are aligned in the vertical direction, 12 heat-resistant steel pipes are welded with the heating cavity, a silicon carbide rod heating element 7 is additionally arranged in the middle, the distance between the upper layer of heat-resistant steel pipes and the material is about 10cm-30cm, and the. During nitrogen gas conveyer pipe 13 inserted cuboid heating chamber 19 from the furnace body below, the conveyer pipe outer wall adopts welding mode to be connected sealedly with the heating chamber, and nitrogen gas conveyer pipe 13 branches into four even trachea 14 in cuboid heating chamber 19, arranges in the heating chamber 19 bottom in the horizontal distribution of width direction, separates 1cm along even 14 length direction of trachea and sets up the venthole. The distillate exhaust pipe 9 is inserted into the arc-shaped heating cavity 18 from the top of the furnace body, the outer wall of the distillate exhaust pipe is connected and sealed with the heating cavity in a welding mode, the distillate exhaust pipe 9 penetrates through the outer sealing shell 4 and is inserted into the sealing sleeve 10, the lower portion of the sealing sleeve 10 is connected with the outer sealing shell 4 in a sealing mode through a flange, the upper portion of the sealing sleeve 10 is connected with the furnace body external exhaust pipe 11 through a flange, and the external wall of the external exhaust pipe 11 is wrapped with the. The aluminum silicate light heat-insulating layer 3 is filled between the inner hearth 1 and the outer sealing shell 4 for heat insulation. Outer sealed shell 4 material is the carbon steel, and the structure is the cuboid, five face seal weld, and the another side is equipped with the feed inlet, and the feed inlet is connected with furnace gate 5, inlays sealed fluororubber circle 6 on the furnace gate 5, and sealed fluororubber circle 6 compresses tightly with outer sealed shell 4 when the furnace gate is closed, realizes whole sealedly. A material temperature measuring galvanic couple is inserted into the material from the top of the arc-shaped heating cavity 16 to monitor the change of the material temperature, a hearth temperature measuring galvanic couple 16 is inserted into the side surface of the cuboid heating cavity 19 to monitor the furnace temperature, and a pressure measuring guide pipe of a pressure transmitter 17 is inserted into an exhaust pipe 11 outside the furnace body to monitor the hearth pressure.
The working principle of the invention when in use is as follows: in the using process, firstly, the furnace door 5 and the sealing buckle plate 2 are opened, the materials are loaded into the material frame and are sent into the pyrolysis furnace, then the furnace door 5 and the sealing buckle plate 2 are closed to realize double sealing, inert gas enters the air homogenizing pipe 14 through the air inlet pipe 13, air in the hearth 1 is quickly and uniformly replaced by utilizing the air vents of the air homogenizing pipe, then the power supply is started, the silicon carbide rod 7 starts to rapidly rise in temperature, the radiation pipe 8 is heated and transmits heat to the materials to realize the anaerobic pyrolysis of the materials and generate pyrolysis oil gas and pyrolysis carbon, the radiation pipe 8 realizes the isolation of a heating element and the hearth, the corrosion of the pyrolysis oil gas to the silicon carbide rod is avoided, the service life of an electric heating element is prolonged, the first-layer sealing of the inner-layer hearth 1 is realized, the isolation of the refractory material and the hearth is avoided, the damage caused by the adsorption and the pyrolysis of the refractory material to the, the outer layer sealing shell 2, the furnace door 5 and the sealing fluororubber ring 6 form two layers of sealing, thereby ensuring the oxygen-insulated environment in the hearth and increasing the safety of the system. Pyrolysis oil gas is collected in the arc heating cavity 18, and is discharged out of the pyrolysis furnace through the fraction exhaust pipe 9 and the sealing sleeve 10 to be recycled, wherein the outside of the furnace body external exhaust pipe 11 is wrapped with a heat tracing band to prevent oil gas from condensing and coking. The pyrolysis furnace is provided with monitoring points such as material temperature measurement, hearth temperature measurement, radiant tube temperature measurement and hearth pressure, the process is adjusted in real time according to the material characteristics, and the operation cost is reduced.
Claims (5)
1. A movable oil stain solid waste pyrolysis furnace comprises an outer layer sealing shell (4) and an inner layer furnace (1), wherein a cuboid heating cavity (19) is arranged in the inner layer furnace (1), and the movable oil stain solid waste pyrolysis furnace is characterized in that an arc-shaped heating cavity (18) is arranged above the cuboid heating cavity (19) in the inner layer furnace (1), the upper surface of the cuboid heating cavity (19) is connected with the arc-shaped heating cavity (18) in a welding mode, one surface of the cuboid heating cavity is provided with a feed inlet and a discharge outlet, and is hermetically connected through a sealing buckle plate (21), a furnace door (5) connected to the outer layer sealing shell (4) is correspondingly arranged outside the feed inlet and the discharge outlet of the cuboid heating cavity, a sealing fluororubber ring (6) is embedded in the furnace door (5), and the sealing fluororubber ring (6);
the upper layer and the lower layer of the cuboid heating cavity (19) are respectively and uniformly inserted with a plurality of heat-resistant steel pipes (20) along the length direction; a plurality of heat-resistant steel pipes (20) are welded with the heating cavity; an electric heating element (7) is arranged in the middle of each heat-resistant steel pipe (20);
the nitrogen conveying pipe (13) is inserted into the cuboid heating cavity (19) from the lower part of the furnace body (20), the outer wall of the conveying pipe is connected and sealed with the heating cavity in a welding mode, the nitrogen conveying pipe (13) is branched into four air homogenizing pipes (14) in the cuboid heating cavity (19), the four air homogenizing pipes are evenly arranged at the bottom of the heating cavity (19) in the width direction, and a plurality of air outlets are evenly arranged along the length direction of the air homogenizing pipes (14);
the distillate exhaust pipe (9) penetrates through the outer-layer sealing shell (4) and is inserted into the sealing sleeve (10), the lower part of the sealing sleeve (10) is in sealing connection with the outer-layer sealing shell (4) through a flange, the upper part of the sealing sleeve (10) is connected with the furnace body external exhaust pipe (11) through a flange, and the outer wall of the external exhaust pipe (11) is wrapped with an electric tracing band (12);
the aluminum silicate light heat-preservation heat-insulation layer (3) is filled between the inner hearth (1) and the outer sealing shell (4) for heat preservation and heat insulation; the outer layer sealing shell (4) is made of carbon steel and is in a cuboid structure, five surfaces of the outer layer sealing shell are welded in a sealing mode, a feed inlet is formed in the other surface of the outer layer sealing shell, the feed inlet is connected with the furnace door (5), a sealing fluororubber ring (6) is embedded in the furnace door (5), and the sealing fluororubber ring (6) is tightly pressed with the outer layer sealing shell (4) when the furnace door is closed, so that integral sealing is realized; a material temperature measuring thermocouple (15) is inserted into the material from the top of the arc-shaped heating cavity (18) to monitor the change of the material temperature, a hearth temperature measuring thermocouple (16) is inserted from the side surface of the cuboid heating cavity (19) to monitor the furnace temperature, and a pressure measuring guide pipe of a pressure transmitter (17) is inserted into an external exhaust pipe (11) of the outer sealing shell (4) to monitor the hearth pressure.
2. The mobile oil stain solid waste pyrolysis furnace according to claim 1, wherein the distance between the upper layer heat-resistant steel pipe (20) and the material is 10cm-30cm, and the distance between the lower layer heat-resistant steel pipe (20) and the material is 5cm-20 cm.
3. The mobile oil stain solid waste pyrolysis furnace according to claim 1 or 2, wherein the inner hearth (1) is made of heat-resistant steel 310S, and the heat-resistant steel pipe (20) is made of heat-resistant steel 310S.
4. The mobile oil stain solid waste pyrolysis furnace according to claim 1 or 2, characterized in that the heating element (7) is a silicon carbide rod electric heating element.
5. The mobile oil stain solid waste pyrolysis furnace according to claim 3, wherein the heating element (7) is a silicon carbide rod electric heating element.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010824378.9A CN111964070A (en) | 2020-08-17 | 2020-08-17 | Movable oil stain solid waste pyrolyzing furnace |
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| CN202010824378.9A CN111964070A (en) | 2020-08-17 | 2020-08-17 | Movable oil stain solid waste pyrolyzing furnace |
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| CN111442285A (en) * | 2020-04-08 | 2020-07-24 | 汪志辉 | Waste incineration waste gas deacidification processing system |
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Address after: 100854 No. 52, Yongding Road, Beijing, Haidian District Applicant after: Beijing Xinfeng Aerospace Equipment Co.,Ltd. Address before: 100854 No. 52, Yongding Road, Beijing, Haidian District Applicant before: BEIJING HANGTIAN XINFENG MECHANICAL EQUIPMENT Co.,Ltd. |
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Application publication date: 20201120 |