CN220845981U - Continuous heat treatment furnace suitable for high volatile material - Google Patents

Continuous heat treatment furnace suitable for high volatile material Download PDF

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Publication number
CN220845981U
CN220845981U CN202322228094.5U CN202322228094U CN220845981U CN 220845981 U CN220845981 U CN 220845981U CN 202322228094 U CN202322228094 U CN 202322228094U CN 220845981 U CN220845981 U CN 220845981U
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furnace
furnace body
heat treatment
gas
feeding
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CN202322228094.5U
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丁乐
蒋朝
刘东任
李辉
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Sichuan Zichen Technology Co ltd
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Sichuan Zichen Technology Co ltd
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Abstract

The utility model belongs to the technical field of heat treatment furnaces, and provides a continuous heat treatment furnace suitable for high-volatile materials, which comprises a feeding component; the reaction furnace assembly comprises a horizontal furnace body and a heating mechanism arranged on the outer side of the furnace body, one end of the furnace body is a feeding end, the other end of the furnace body is a discharging end, the feeding end is connected with the feeding assembly, and a low-temperature heating zone, a high-temperature heating zone, a first-stage cooling zone and a second-stage cooling zone are sequentially arranged in the furnace body from the feeding end to the discharging end; through being provided with the reacting furnace subassembly, be provided with interior stove in the reacting furnace subassembly, interior stove rotationally connects at the support, and the reacting furnace subassembly is whole to be the slope setting, can make the raw materials in the interior stove transport along each region through rotatory for the whole compactness of device does not need too much transmission assembly, and equipment wholly adopts horizontal, and occupation space position is also low, because whole equipment is little in the time of the continuous reaction, has also reduced the consumption.

Description

Continuous heat treatment furnace suitable for high volatile material
Technical Field
The utility model belongs to the technical field of heat treatment furnaces, and particularly relates to a continuous heat treatment furnace suitable for high-volatile materials.
Background
The prior thermal reaction furnace refers to a biomass pyrolysis carbonization furnace disclosed as CN108641736A, and comprises a horizontal furnace body, an ignition mechanism arranged below the furnace body, a feeding cylinder arranged in an inner cavity of the furnace body, a feeding hopper connected with an inlet of the feeding cylinder, a discharging pipe connected with an outlet of the feeding cylinder and a chimney arranged above the furnace body, wherein coke can be continuously produced without heating cost after pyrolysis is stable, and a large amount of volatile matters are generated in the thermal treatment process of the biomass pyrolysis carbonization furnace; and as CN204689938U discloses a tower type gas substance continuous carbonization furnace, which comprises a furnace body and a mounting seat, wherein the inner cavity of the furnace body is sequentially provided with a drying chamber, a carbonization chamber, a high-temperature chamber and a cooling chamber from top to bottom.
The heat reaction furnaces disclosed in the two patents are respectively horizontal and vertical heat reaction furnaces, and have large occupied area or high occupied space position; in addition, most of the thermal reaction furnaces in the prior art cannot realize continuous and energy consumption reduction functions at the same time.
Disclosure of utility model
The utility model provides a continuous heat treatment furnace suitable for high-volatile materials, which solves at least one of the problems in the prior art.
The technical scheme of the utility model is realized as follows:
a continuous heat treatment furnace suitable for high volatile material comprises
A feeding assembly;
The reaction furnace assembly comprises a horizontal furnace body and a heating mechanism arranged on the outer side of the furnace body, one end of the furnace body is a feeding end, the other end of the furnace body is a discharging end, the feeding end is connected with the feeding assembly, and a low-temperature heating zone, a high-temperature heating zone, a first-stage cooling zone and a second-stage cooling zone are sequentially arranged in the furnace body from the feeding end to the discharging end;
The tail gas treatment assembly comprises a main exhaust pipe and an oil-gas separator which are sequentially connected, wherein the main exhaust pipe is connected with the low-temperature heating zone, and the oil-gas separator is provided with a liquid outlet and a gas outlet.
Further, the furnace body include rotatable interior stove and set up in the outer parcel layer of interior stove, throw material subassembly with interior stove links to each other, heating mechanism includes:
The resistance wire heater is arranged on the wrapping layer at the upper part of the inner furnace,
A plurality of thermocouples arranged along the length of the furnace body and used for monitoring the temperature of each zone of the inner furnace,
The heating gas pipeline is arranged on the wrapping layer at the lower part of the inner furnace, and the volatile component secondary utilization mechanism is connected with the heating gas pipeline;
The resistance wire heater and the heating gas pipeline are arranged corresponding to the low-temperature heating zone and the high-temperature heating zone.
Further, the first cooling zone is a natural cooling zone; and/or the wrapping layer corresponding to the two sections of cooling areas is provided with a liquid cooling mechanism, and the liquid cooling mechanism is used for introducing cooling water to reduce the temperature of the materials.
Further, a reaction furnace shell is arranged on the outer side of the furnace body.
Further, the furnace body is obliquely arranged, so that the height of the discharging end of the furnace body is lower than that of the feeding end.
Further, the furnace body is inclined at an angle of 1 degree.
Further, the oil-gas separator comprises a condenser and a gas bag, a liquid outlet of the oil-gas separator is connected with the condenser, and a gas outlet of the main exhaust pipe is connected with the gas bag.
Further, the reaction furnace assembly further comprises a support arranged below the furnace body, a driving gear is arranged on the support, a driven gear is sleeved on the outer side of the inner furnace, and the driving gear is meshed with the driven gear so as to enable the inner furnace to be rotatably connected with the support.
Further, the feeding assembly is arranged on one side of the feeding end of the furnace body and comprises a bin bracket, a main bin and a transition bin, wherein the main bin and the transition bin are arranged on the bin bracket one by one, and the transition bin is connected with the feeding end of the furnace body.
Further, a screw feeder is arranged between the transition bin and the feeding end of the furnace body.
After the technical scheme is adopted, the utility model has the beneficial effects that:
1. According to the utility model, the reaction furnace assembly is provided with the inner furnace, the inner furnace is rotatably connected to the bracket, the whole reaction furnace assembly is obliquely arranged, raw materials in the inner furnace can be transported along each area through rotation, so that the whole device is compact, excessive transmission assemblies are not needed, the whole device is horizontal, the occupied space is low, and the power consumption is reduced due to small whole device while continuous reaction;
2. In the utility model, the recovery mechanism is arranged, and the principle is that the high-volatile material is adopted, so that gas substances generated by heating in a low-temperature region enter the oil-gas separator for separation through the main exhaust pipe, and the separated substances can be discharged into the volatile secondary utilization mechanism for reuse, thereby reducing energy consumption.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic view showing the overall structure of a continuous heat treatment furnace suitable for high volatile materials according to the present utility model;
FIG. 2 is a schematic view of the overall structure of the reactor assembly;
FIG. 3 is a schematic view showing another view angle of a continuous heat treatment furnace for high volatile materials according to the present utility model.
In the drawing the view of the figure,
10. A feeding assembly; 101. a main bin; 102. a transition bin; 103. a stock bin bracket;
20. A reaction furnace assembly; 201. a reaction furnace housing; 202. a high temperature heating zone; 203. a cooling zone; 204. a second-stage cooling zone; 205. a low temperature heating zone; 206. a thermocouple;
30. A tail gas treatment assembly; 301. a main exhaust pipe; 302. a condenser; 303. a volatile secondary utilization mechanism; 304. an air bag; 305. the gas conduit is heated.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples:
as shown in fig. 1-3, a continuous heat treatment furnace suitable for high volatile materials includes a batch charging assembly 10; the reaction furnace assembly 20 comprises a horizontal furnace body and a heating mechanism arranged outside the furnace body, wherein one end of the furnace body is a feeding end, the other end of the furnace body is a discharging end, the feeding end is connected with the feeding assembly 10, raw materials in the feeding assembly 10 can be fed in through modes of crane, vacuum feeding and the like, and then the materials enter the furnace body from the feeding end of the furnace body for reaction;
As shown in fig. 1, the feeding assembly 10 is arranged at one side of a feeding end of the furnace body, and comprises a bin bracket 103, a main bin 101 and a transition bin 102 which are arranged on the bin bracket 103 one by one, and the transition bin 102 is connected with the feeding end of the furnace body; a screw feeder is arranged between the transition bin 102 and the feeding end of the furnace body; the materials are firstly loaded into a main bin 101, a weight meter such as the existing weight meter can be arranged in the main bin 101 and can be used for confirming the weight and the loading volume of the materials, when the input materials reach 80% of the weight or the volume of the main bin 101, the input materials are stopped, a transition bin 102 is connected with a spiral feeding system, the feeding quantity is accurately metered, and the feeding quantity is controlled according to a set temperature program and the rotating speed of a furnace body, wherein a valve can be arranged between the transition bin 102 and the main bin 101 to control the discharging of the materials;
As shown in fig. 2, from a feeding end to a discharging end, a low-temperature heating zone 205, a high-temperature heating zone 202, a first-stage cooling zone 203 and a second-stage cooling zone 204 are sequentially arranged in the furnace body; the raw materials are first subjected to low-temperature heating in a low-temperature heating zone 205 to generate high volatile matters, and an exhaust gas treatment assembly 30 is arranged for the high volatile matters;
As shown in fig. 2, the device comprises a main exhaust pipe 301 and an oil-gas separator which are sequentially connected, wherein the main exhaust pipe 301 is connected with a low-temperature heating zone 205, the oil-gas separator is provided with a liquid outlet and a gas outlet, and the gas outlet is connected with a heating mechanism; the gas-oil separator further comprises a condenser 302 and a gas bag 304, wherein the gas bag 304 is connected with a gas outlet of the main exhaust pipe 301, a liquid outlet of the gas-oil separator is connected with the condenser 302, gas enters the gas-oil separator from the main exhaust pipe 301 and is separated through the gas-oil separator 3, wherein the separated liquid enters the condenser 302 through the liquid outlet for recovery, and a gas part enters the gas bag 304 through a pipeline connected with the condenser 302 to be used for the second time;
Wherein, as shown in fig. 2, the furnace body includes rotatable interior stove and sets up the parcel layer outside interior stove, throw material subassembly 10 and link to each other with interior stove, and heating mechanism includes: the resistance wire heater is arranged on the wrapping layer at the upper part of the inner furnace, the thermocouples 206 are arranged along the length of the furnace body and are used for monitoring the temperature of each region of the inner furnace, the heating gas pipeline 305 is arranged on the wrapping layer at the lower part of the inner furnace, and the heating gas pipeline 305 is connected with the volatile secondary utilization mechanism 303; the resistance wire heater and the heating gas pipe 305 are provided corresponding to the low temperature heating zone 205 and the high temperature heating zone 202; the volatile gas is high-temperature gas, the gas bag 304 and the heating gas pipeline 305 are in through connection, the high-temperature gas enters the volatile secondary utilization mechanism 303 from the gas bag 304 through the heating gas pipeline 305, the gas enters the cavity of the volatile secondary utilization mechanism 303, the high-temperature gas flows into the wrapping layer at the lower part of the inner furnace and is used as a second heat source to heat the heating end of the inner furnace, the wrapping layer at the upper part of the inner furnace is heated by the resistance heater, so that the upper part and the lower part of the inner furnace are provided with heat sources, the heating area of the inner furnace is uniformly heated, the reaction of raw materials is facilitated, in addition, the real-time temperature of the heating area and the cooling area can be detected by the thermocouple 206, the excessive difference between the temperature and the proper reaction temperature is prevented, and the insufficient reaction is caused;
As shown in fig. 2, the first cooling zone 203 is a natural cooling zone; and/or, the wrapping layer corresponding to the two-stage cooling zone 204 is provided with a liquid cooling mechanism, and the liquid cooling mechanism is used for introducing cooling water to reduce the temperature of the material; the device is internally provided with a liquid cooling mechanism, and the liquid cooling raw material can be other liquid raw materials which are beneficial to cooling besides cooling water;
Wherein, as shown in fig. 1, the outside of the furnace body is also provided with a reaction furnace shell 201; mainly used for protecting the inner furnace and other furnace body parts;
The furnace body is obliquely arranged, so that the height of the discharge end of the furnace body is lower than that of the feed end; the inclination angle of the furnace body is 1 degree; the reaction furnace assembly 20 further comprises a bracket arranged below the furnace body, a driving gear is arranged on the bracket, a driven gear is sleeved on the outer side of the inner furnace, and the driving gear is meshed with the driven gear so as to enable the inner furnace to be rotatably connected with the bracket;
The circulation of furnace body raw materials mainly drives the driving gear through the rotation of interior stove, mainly by the power supply (not shown in the figure), the driven gear rotation of meshing with it is driven to the driving gear, and driven gear is fixed cup joint on interior stove, interior stove itself can rotate through the support, consequently, interior stove can take place to rotate, in addition furnace body itself still inclines to set up, consequently in the rotation in-process, the material can be through setting up in the zone of heating and the cooling zone in interior stove in proper order, realize the transmission process of material, the material is through the discharge end ejection of compact of heating reaction recooling by the furnace body finally.
Working principle: raw materials enter a main bin 101, enter a transition bin 102 after being filled, enter a reaction furnace assembly 20 through the transition bin 102, an inner furnace part in the reaction furnace assembly 20 can rotate, the whole furnace body of the reaction furnace assembly 20 is obliquely arranged, in the rotating process, the raw materials sequentially pass through a low-temperature heating zone 205, a high-temperature heating zone 202, a first-stage cooling zone 203 and a second-stage cooling zone 204, an exhaust gas treatment assembly 30 is further arranged at the low-temperature heating zone 205, a main exhaust pipe 301 arranged in the exhaust gas treatment assembly 30 is used for recovering volatile matters generated by the low-temperature heating zone 205, the volatile matters are separated through an oil-gas separator, gas oil is reacted into liquid through a liquid outlet to be recovered, the gas enters a gas bag 304, the volatile matters secondary utilization mechanism 303 is communicated with a wrapping layer at the lower part of the inner furnace, and the gas enters the volatile matters secondary utilization mechanism 303 through a heating gas bag 304, namely enters the lower wrapping layer of the inner furnace, so that the whole inner furnace is heated as a secondary heating component, and the energy consumption is reduced.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. A continuous heat treatment furnace suitable for high volatile material is characterized by comprising
A feeding assembly (10);
The reaction furnace assembly (20) comprises a horizontal furnace body and a heating mechanism arranged on the outer side of the furnace body, one end of the furnace body is a feeding end, the other end of the furnace body is a discharging end, the feeding end is connected with the feeding assembly (10), and a low-temperature heating zone (205), a high-temperature heating zone (202), a first-section cooling zone (203) and a second-section cooling zone (204) are sequentially arranged in the furnace body from the feeding end to the discharging end;
The tail gas treatment assembly (30) comprises a main exhaust pipe (301) and an oil-gas separator which are sequentially connected, wherein the main exhaust pipe (301) is connected with the low-temperature heating zone (205), the oil-gas separator is provided with a liquid outlet and a gas outlet, and the gas outlet is connected with the heating mechanism.
2. A continuous heat treatment furnace for high volatile materials according to claim 1, wherein the furnace body comprises a rotatable inner furnace and a coating layer arranged outside the inner furnace, the charging assembly (10) is connected with the inner furnace, and the heating mechanism comprises:
The resistance wire heater is arranged on the wrapping layer at the upper part of the inner furnace,
A plurality of thermocouples (206) disposed along the length of the furnace body for monitoring the temperature of each zone of the inner furnace,
A heating gas pipeline (305) arranged on a wrapping layer at the lower part of the inner furnace, wherein the heating gas pipeline (305) is connected with a volatile secondary utilization mechanism (303);
The resistance wire heater and heating gas pipe (305) are disposed corresponding to the low temperature heating zone (205) and high temperature heating zone (202).
3. A continuous heat treatment furnace for high volatile materials according to claim 2, characterized in that said one cooling zone (203) is a natural cooling zone; and/or the wrapping layer corresponding to the two-section cooling zone (204) is provided with a liquid cooling mechanism, and the liquid cooling mechanism is used for introducing cooling water to reduce the temperature of the material.
4. A continuous heat treatment furnace for high volatile materials according to any of claims 1-3, characterized in that the furnace body is further provided with a reactor housing (201) outside.
5. A continuous heat treatment furnace for high volatile material according to any one of claims 1-3, wherein the furnace body is inclined such that the height of the discharge end of the furnace body is lower than the height of the feed end.
6. A continuous heat treatment furnace for high volatile material according to claim 5, wherein the furnace body is inclined at an angle of 1 °.
7. A continuous heat treatment furnace for high volatile materials according to claim 1, characterized in that the gas-oil separator further comprises a condenser (302) and a gas bag (304), the liquid outlet of the gas-oil separator is connected to the condenser (302), and the gas outlet of the main exhaust pipe (301) is connected to the gas bag (304).
8. A continuous heat treatment furnace for high volatile materials according to any of claims 2-3, wherein the reactor assembly (20) further comprises a support arranged below the furnace body, a driving gear is arranged on the support, a driven gear is sleeved on the outer side of the inner furnace, and the driving gear is meshed with the driven gear so as to enable the inner furnace to be rotatably connected with the support.
9. The continuous heat treatment furnace for high-volatile materials according to claim 1, wherein the feeding component (10) is arranged on one side of a feeding end of the furnace body, and comprises a bin bracket (103), a main bin (101) and a transition bin (102) which are arranged on the bin bracket (103) one by one, and the transition bin (102) is connected with the feeding end of the furnace body.
10. A continuous heat treatment furnace for high volatile materials according to claim 9, characterized in that a screw feeder is provided between the transition bin (102) and the feed end of the furnace body.
CN202322228094.5U 2023-08-18 2023-08-18 Continuous heat treatment furnace suitable for high volatile material Active CN220845981U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322228094.5U CN220845981U (en) 2023-08-18 2023-08-18 Continuous heat treatment furnace suitable for high volatile material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322228094.5U CN220845981U (en) 2023-08-18 2023-08-18 Continuous heat treatment furnace suitable for high volatile material

Publications (1)

Publication Number Publication Date
CN220845981U true CN220845981U (en) 2024-04-26

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ID=90740199

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322228094.5U Active CN220845981U (en) 2023-08-18 2023-08-18 Continuous heat treatment furnace suitable for high volatile material

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CN (1) CN220845981U (en)

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