Magnetized gas oxygen control smoldering low-temperature pyrolyzing furnace

Abstract

The utility model provides a magnetized gas oxygen control smoldering low-temperature pyrolyzing furnace, which relates to the technical field of organic solid waste treatment devices, and comprises a pyrolyzing furnace body, an ignition device and a magnetized air supply device, and a treatment chamber is arranged in the pyrolyzing furnace body; the magnetized air supply device comprises a magnetofluid generator and a magnetofluid supply nozzle, the magnetofluid supply nozzle is arranged on the furnace wall of the pyrolyzing furnace body, the spraying end of the magnetofluid supply nozzle is located in the treatment cavity, and the magnetofluid generator is connected with the magnetofluid supply nozzle through a pipeline; the ignition device is arranged on the pyrolyzing furnace body; organic solid waste is subjected to low-temperature thermal decomposition in the magnetic air atmosphere to form ceramic ash, the waste treatment effect is remarkable, continuous operation can be achieved, the treatment efficiency is high, meanwhile, in the treatment process, fuel does not need to be added, black smoke and peculiar smell cannot be generated, energy consumption can be effectively reduced, and the environment is protected. And secondary pollution is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to organic solid waste treatment device technical field, concretely relates to a magnetized gas oxygen control smoldering low temperature pyrolysis furnace. BACKGROUND

[0002] It is known that the existing organic solid waste generally adopts the method of incineration to process it, and dioxin is generated when the organic solid waste is burned at the temperature interval of 400 DEG C to 700 DEG C. Therefore, in order to inhibit the occurrence of dioxin, the heating temperature is increased to above 800 DEG C in the past, and high-temperature combustion treatment equipment is often needed to be additionally arranged, and the high-temperature combustion treatment equipment also needs to supplement fuel such as petroleum and electric power when burning the organic solid waste, which not only has large energy consumption and high operation cost, but also generates a large amount of black smoke and peculiar smell, causing secondary pollution. SUMMARY

[0003] The utility model discloses a magnetized gas oxygen control smoldering low temperature pyrolysis furnace to solve the above technical problems existing in the prior art, and the preferred technical scheme in the plurality of technical schemes provided by the utility model can produce a plurality of technical effects, which will be described in detail below.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] The utility model discloses a magnetized gas oxygen control smoldering low temperature pyrolysis furnace, including pyrolysis furnace body, ignition device and magnetized air supply device, wherein: the inside of pyrolysis furnace body is provided with processing chamber, the magnetized air supply device includes magnetic fluid generator and magnetic fluid supply nozzle, the magnetic fluid supply nozzle sets up on the furnace wall of pyrolysis furnace body, and the injection end is located in processing chamber, the magnetic fluid generator is connected with magnetic fluid supply nozzle through pipeline, the ignition device sets up on pyrolysis furnace body and is used for ignition.

[0006] Preferably, the bottom cavity wall of the processing chamber is provided as a bucket structure, the number of the magnetic fluid supply nozzles is provided as multiple, and all the magnetic fluid supply nozzles are distributed on the bottom cavity wall of the processing chamber; the magnetic fluid supply nozzles are obliquely arranged towards the direction close to the bottom cavity wall of the processing chamber, and the magnetic fluid supply nozzles are obliquely arranged towards the direction close to the side cavity wall of the processing chamber.

[0007] Preferably, the magnetic fluid generator comprises a magnetic fluid channel and a plurality of permanent magnets, and all the permanent magnets are uniformly sleeved on the magnetic fluid channel in the axial direction.

[0008] Preferably, the magnetized air supply device comprises a housing, an air inlet end of the magnetic fluid generator is arranged in the housing, and an air inlet interface is arranged on the housing and connected with the high-pressure air source.

[0009] Preferably, the magnetized gas oxygen-controlled smoldering low-temperature pyrolysis furnace comprises an air quantity control device, the air inlet interface is connected with the high-pressure air source through the air quantity control device, the air quantity control device comprises a pressure reducing valve and a flow adjusting valve, the pressure reducing valve is located upstream of the flow adjusting valve and is connected with the high-pressure air source, and the flow adjusting valve is connected with the air inlet interface.

[0010] Preferably, the magnetized gas oxygen-controlled smoldering low-temperature pyrolysis furnace comprises a discharging device, a discharging port is arranged on a furnace wall of the pyrolysis furnace body, a feeding end of the discharging device is located at the bottom of the bucket-shaped structure, a discharging end of the discharging device is located at the position of the discharging port, the discharging port is provided with a door body which can be opened and closed, the discharging device is a screw conveyor, the number of the screw conveyors is two, the two screw conveyors are coaxial and symmetrically arranged, and the number of the discharging ports is two.

[0011] Preferably, a feeding chamber is arranged in the pyrolysis furnace body and is in communication with the upper part of the treatment chamber, a partition device is arranged at the bottom of the feeding chamber, and the partition device is used for on-off control between the feeding chamber and the treatment chamber; the partition device comprises a partition door mechanism and a first driving mechanism, the partition door mechanism is reversibly arranged, the first driving mechanism is drivingly connected with the partition door mechanism and can drive the partition door mechanism to reversibly move, so as to make the feeding chamber and the treatment chamber in communication or disconnected.

[0012] Preferably, a material pressurizing device is arranged in the treatment chamber, and the material pressurizing device is used for compacting materials; the material pressurizing device comprises a gravity plate mechanism and a second driving mechanism, the gravity plate mechanism is reversibly arranged, the second driving mechanism is drivingly connected with the gravity plate mechanism and can drive the gravity plate mechanism to reversibly move, so as to compact the materials entering into the treatment chamber from the feeding chamber.

[0013] Preferably, the magnetized gas oxygen-controlled smoldering low-temperature pyrolysis furnace comprises a gas purification device, a gas outlet is arranged on the pyrolysis furnace body, and the gas purification device is connected with the gas outlet; the gas purification device comprises a purifier body, a purifying liquid injection device, a drainage device and a high-temperature heater, a flow inlet is arranged on the upper part of the side wall of one end of the purifier body, the flow inlet is communicated with the gas outlet, the purifying liquid injection device comprises a purifying liquid nozzle, the purifying liquid nozzle is arranged in the purifier body, the drainage device is arranged on the bottom side of the purifier body, a flow outlet is arranged on the upper part of the side wall of the other end of the purifier body, the high-temperature heater is connected with the flow outlet, and a gas flow channel reciprocally arranged in the up-down direction is arranged between the flow inlet and the flow outlet.

[0014] Preferably, the ignition device comprises a heating rod.

[0015] The magnetized gas oxygen-controlled smoldering low-temperature pyrolysis furnace provided by the utility model has at least the following beneficial effects:

[0016] The magnetized gas oxygen-controlled smoldering low-temperature pyrolysis furnace comprises a pyrolysis furnace body, an ignition device and a magnetized air supply device, a treatment chamber is arranged in the pyrolysis furnace body, a treatment space is provided for thermal decomposition of organic solid waste, the ignition device is arranged on the pyrolysis furnace body and is used for ignition, the magnetized air supply device can supply magnetized air, and the magnetized air is used for promoting thermal decomposition.

[0017] The magnetized air supply device comprises a magnetic fluid generator and a magnetic fluid supply nozzle, the magnetic fluid supply nozzle is arranged on the furnace wall of the pyrolysis furnace body and the injection end is located in the treatment chamber, and the magnetic fluid generator is connected with the magnetic fluid supply nozzle through a pipeline; when the organic solid waste is treated, the organic solid waste is put into the treatment chamber, the magnetic fluid generator generates magnetized air, the magnetized air is injected into the treatment chamber through the magnetic fluid supply nozzle, the ignition device is ignited, the organic solid waste is subjected to thermal decomposition and ashing in a smoldering mode under the atmosphere of the magnetized air, and fuel is not needed to be added in the process.

[0018] The utility model aims at the organic solid waste, makes it under the atmosphere of magnetic low oxygen gas to form ceramic ash by low-temperature thermal decomposition, not only the waste treatment effect is remarkable, but also can realize continuous operation, and the processing efficiency is high, simultaneously, in the process of processing, need not to add fuel, will not produce black smoke and peculiar smell, can effectively reduce energy consumption, avoids secondary pollution. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0020] Figure 1 And Figure 2 is a right view structure schematic diagram of the present application;

[0021] Figure 3 is a front view structure schematic diagram of the present application;

[0022] Figure 4 is a left view structure schematic diagram of the present application;

[0023] Figure 5 is a structure schematic diagram of a processing chamber of the present application;

[0024] Figure 6 is an A-A sectional view schematic diagram of the present application;

[0025] Figure 7 is a B-B sectional view schematic diagram of the present application;

[0026] Figure 8 is a structure schematic diagram of a magnetized air supply device and an air quantity control device of the present application;

[0027] Figure 9 is a structure principle schematic diagram of a magnetic fluid generator of the present application;

[0028] Figure 10 is a structure schematic diagram of a permanent magnet sheet of the present application;

[0029] Figure 11 is a side view schematic diagram of a gas purification device of the present application;

[0030] Figure 12 is a front view schematic diagram of a gas purification device of the present application.

[0031] Reference signs

[0032] 1, pyrolysis furnace body; 11, processing chamber; 12, feeding chamber; 13, door body; 14, bottom cavity wall; 15, front cavity wall; 16, rear cavity wall; 2, ignition device; 21, heating rod; 3, magnetized air supply device; 31, magnetic fluid generator; 311, magnetic fluid channel; 312, permanent magnet piece; 32, magnetic fluid supply nozzle; 33, shell; 4, air volume control device; 41, pressure reducing valve; 42, flow adjusting valve; 5, discharging device; 51, screw conveyor; 6, separation device; 61, separation door mechanism; 62, first driving mechanism; 7, material pressurizing device; 71, gravity plate mechanism; 72, second driving mechanism; 8, gas purification device; 81, purifier body; 811, flow inlet; 812, flow outlet; 813, flow channel; 814, partition plate; 82, purification liquid injection device; 821, pipeline; 822, water adjusting valve; 83, drainage device; 84, high-temperature heater; 9, lifting and overturning device. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical scheme and advantages of the present application clearer, the technical scheme of the present application will be described in detail below. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0034] Embodiment 1

[0035] The present application provides a magnetized gas oxygen-controlled smoldering low-temperature pyrolysis furnace, as shown in Figures 1 to 12 The magnetized gas oxygen-controlled smoldering low-temperature pyrolysis furnace comprises a pyrolysis furnace body 1, an ignition device 2 and a magnetized air supply device 3.

[0036] The pyrolysis furnace body 1 is internally provided with a processing chamber 11; the magnetized air supply device 3 comprises a magnetic fluid generator 31 and a magnetic fluid supply nozzle 32, the magnetic fluid supply nozzle 32 is arranged on the furnace wall of the pyrolysis furnace body 1, and the injection end is located in the processing chamber 11, and the magnetic fluid generator 31 is connected with the magnetic fluid supply nozzle 32 through a pipeline; the ignition device 2 is arranged on the pyrolysis furnace body 1 and is used for ignition.

[0037] When processing organic solid waste, the organic solid waste is put into the processing chamber 11, the magnetic fluid generator 31 works to generate magnetic air, the magnetic air flows into the magnetic fluid supply nozzle 32 through the pipeline and is injected into the processing chamber 11, the ignition device 2 ignites, and thereafter, the organic solid waste is subjected to thermal decomposition and ashing in a smoldering manner under the magnetic air atmosphere.

[0038] During the above process, there is no need to add fuel to the processing chamber 11, so no black smoke or odor is produced, which can effectively reduce energy consumption and avoid secondary pollution.

[0039] Meanwhile, polymeric wastes such as plastic bags and chemical fiber woven bags used to hold organic solid waste can be directly put into the treatment chamber 11. They and organic solid waste undergo thermal decomposition together in a magnetic air atmosphere at a low temperature of 200-250℃, ultimately forming ceramic ash with a reduction ratio of less than 1 / 200.

[0040] This invention not only has a significant effect on the treatment of organic solid waste, but also can operate continuously with high treatment efficiency.

[0041] Example 2:

[0042] Example 2 is based on Example 1:

[0043] like Figures 1 to 12 As shown, the bottom wall 14 of the processing chamber 11 is configured as a funnel-shaped structure.

[0044] Specifically, the main body of the processing chamber 11 is columnar, and the funnel-shaped structure is located at the bottom of the main body. The main body is formed by the front cavity wall 15, the rear cavity wall 16 and two side cavity walls forming a four-sided column. The funnel-shaped structure includes two inclined bottom plates at the front and rear, and the two bottom plates are V-shaped.

[0045] The number of magnetofluid supply nozzles 32 is set to multiple, and all magnetofluid supply nozzles 32 are distributed on the bottom cavity wall 14 of the processing chamber 11. The magnetofluid supply nozzles 32 are inclined in the direction close to the bottom cavity wall 14 of the processing chamber 11, such as... Figure 5 As shown, it is inclined downwards with an angle α of 0–5°; the magnetofluid supply nozzle 32 is inclined towards the side wall of the processing chamber 11, as shown. Figure 7 As shown, it is tilted to the left, with an inclination angle β of 0 to 15°.

[0046] As an optional implementation, the magnetofluid generator 31 includes a magnetofluid channel 311 and permanent magnet plates 312. The number of permanent magnet plates 312 is set to multiple, and the permanent magnet plates 312 are set to an annular structure. All permanent magnet plates 312 are uniformly sleeved on the magnetofluid channel 311 along the axial direction. The magnetofluid channel 311 is used for air circulation. It cooperates with the permanent magnet plates 312 to generate magnetized air.

[0047] As an optional embodiment, the magnetized air supply device 3 comprises a housing 33, the magnetic fluid generator 31 is fixedly arranged on the housing 33, the air inlet end is arranged in the housing 33, the air outlet end is connected with the magnetic fluid supply nozzle 32 through a flexible pipe, and the housing 33 is provided with an air inlet interface connected with the high-pressure air source.

[0048] In the working process, the high-pressure air enters into the housing 33 through the air inlet interface, and then enters into the processing chamber 11 through the magnetic fluid channel 311 and the magnetic fluid supply nozzle 32. When the high-pressure air flows through the magnetic fluid channel 311, the permanent magnet sheet 312 acts on the high-pressure air to form magnetized air.

[0049] As an optional embodiment, the magnetized air oxygen-controlled smoldering low-temperature pyrolysis furnace comprises an air quantity control device 4, the air inlet interface is connected with the high-pressure air source through the air quantity control device 4, and the air quantity control device 4 is used for controlling the flow of the magnetized air.

[0050] The air quantity control device 4 comprises a pressure reducing valve 41 and a flow adjusting valve 42. The pressure reducing valve 41 is located at the upstream position of the flow adjusting valve 42, the inlet end is connected with the high-pressure air source, the outlet end is connected with the inlet end of the flow adjusting valve 42 through a pipeline, and the outlet end of the flow adjusting valve 42 is connected with the air inlet interface through a pipeline.

[0051] The pressure reducing valve 41 is used for reducing the upstream high-pressure fluid to the required pressure range of the downstream, so as to ensure the stable operation of the device and prevent overpressure and backflow.

[0052] The flow adjusting valve 42 can accurately control the flow of the magnetized air.

[0053] As an optional embodiment, the magnetized air oxygen-controlled smoldering low-temperature pyrolysis furnace comprises a discharging device 5, the furnace wall of the pyrolysis furnace body 1 is provided with a discharging port, the feeding end of the discharging device 5 is located at the bottom of the bucket-shaped structure, the discharging end of the discharging device 5 is located at the position of the discharging port, and the discharging port is provided with a door body 13 which can be opened and closed.

[0054] When the organic solid waste is treated, the door body 13 covers the discharging port, when discharging, the door body 13 is opened, and the discharging device 5 discharges the treated materials.

[0055] The door body 13 is provided with an inspection port, and the door body 13 is provided with a handle.

[0056] The discharging device 5 is a screw conveyor 51, the number of the screw conveyors 51 is two, the two screw conveyors 51 are coaxial and symmetrically arranged, the number of the discharging ports is two, and the discharging ports are oppositely arranged on the furnace wall of the pyrolysis furnace body 1. The position of each discharging port is provided with a door body 13 which can be opened and closed.

[0057] Thus, the material is discharged from the middle to the left and right ends.

[0058] As an optional embodiment, a feeding chamber 12 is arranged in the pyrolysis furnace body 1 above the processing chamber 11, the top opening of the feeding chamber 12 is provided with a cover plate which can be opened and closed, and the bottom is provided with a separation device 6 for controlling the opening and closing of the feeding chamber 12 and the processing chamber 11.

[0059] The separation device 6 includes a separation door mechanism 61 and a first driving mechanism 62, the hinge shaft of the separation door mechanism 61 is reversibly arranged on the furnace wall of the pyrolysis furnace body 1, and the first driving mechanism 62 adopts a telescopic mechanism, preferably a cylinder, the fixed end of which is hingedly arranged on the pyrolysis furnace body 1, and the telescopic end is hingedly connected with the separation door mechanism 61.

[0060] The telescopic action of the first driving mechanism 62 can drive the reversal action of the separation door mechanism 61, so as to make the feeding chamber 12 and the processing chamber 11 conductive or disconnected.

[0061] Specifically, the number of the separation door mechanism 61 and the first driving mechanism 62 is both two, and the two sets of separation door mechanism 61 and the first driving mechanism 62 are symmetrically arranged to form a double-leaf structure.

[0062] As an optional embodiment, a material pressurizing device 7 is arranged in the processing chamber 11, which is used to compact the material.

[0063] The material pressurizing device 7 includes a gravity plate mechanism 71 and a second driving mechanism 72, the hinge shaft of the gravity plate mechanism 71 is reversibly arranged on the furnace wall of the pyrolysis furnace body 1, and the second driving mechanism 72 adopts a telescopic mechanism, the fixed end of which is hingedly arranged on the pyrolysis furnace body 1, and the telescopic end is hingedly connected with the gravity plate mechanism 71.

[0064] The telescopic action of the second driving mechanism 72 can drive the reversal action of the gravity plate mechanism 71, so as to compact the material entering into the processing chamber 11 from the feeding chamber 12.

[0065] Specifically, the number of the gravity plate mechanism 71 and the second driving mechanism 72 is both two, and the two sets of gravity plate mechanism 71 and the second driving mechanism 72 are symmetrically distributed to form a double-leaf structure.

[0066] During the feeding process, first, open the cover plate at the top of the feeding chamber 12, put the material into the feeding chamber 12, then actuate the second driving mechanism 72 to open the gravity plate mechanism 71 upward, and then actuate the first driving mechanism 62 to open the separation door mechanism 61, the material falls into the processing chamber 11, at this time, the first driving mechanism 62 drives the separation door mechanism 61 to close, and the second driving mechanism 72 drives the gravity plate mechanism 71 to fall, so as to compact the material.

[0067] As an optional embodiment, the magnetized gas oxygen-controlled smoldering low-temperature pyrolysis furnace comprises a gas purification device 8, the upper side of the furnace wall of the pyrolysis furnace body 1 is provided with a gas outlet, and the gas purification device 8 is connected with the gas outlet. The gas purification device 8 is used for treating waste gas.

[0068] The gas purification device 8 comprises a purifier body 81, a purification liquid injection device 82, a drainage device 83 and a high-temperature heater 84.

[0069] The upper side of the side wall of one end of the purifier body 81 is provided with a flow inlet 811, the flow inlet 811 is connected with the gas outlet, the upper side of the side wall of the other end of the purifier body 81 is provided with a flow outlet 812, and a plurality of partition plates 814 are sequentially and spaced apart in the purifier body 81 between the flow inlet 811 and the flow outlet 812. Adjacent partition plates 814 are staggered in the up-down direction, so that the flow inlet 811 and the flow outlet 812 form a gas flow channel 813 which is reciprocally arranged in the up-down direction, and a water accumulation storage cavity is formed below the gas flow channel 813 in the purifier body 81.

[0070] The purification liquid injection device 82 comprises a purification liquid nozzle, the liquid inlet end of the purification liquid nozzle is connected with a pipeline 821 for supplying purification liquid through a water regulating valve 822, and the number of the purification liquid nozzles is set to be multiple. The top side of each downward passage of the gas flow channel 813 is provided with the purification liquid nozzle.

[0071] The drainage device 83 comprises a drainage pipeline and a drainage valve, which are connected with the water accumulation storage cavity at the bottom side of the purifier body 81. The drainage device 83 further comprises a water treatment equipment, which is of an existing technology and will not be described herein.

[0072] The high-temperature heater 84 is an electric heater or a gas heater, which is connected with the flow outlet 812.

[0073] When treating organic solid waste, the harmful gas generated by low-temperature pyrolysis treatment enters the flow inlet 811 through the gas outlet, then repeatedly rises and falls under the guidance of the gas flow channel 813, and then is discharged through the flow outlet 812. In this process, the purification liquid nozzles spray purification liquid, the purification liquid washes the oil and harmful substances in the gas, and makes them fall into the water accumulation storage cavity, which is treated by the drainage device 83 and discharged after reaching the standard, while the ozone and smoke in the residual gas are heated to above 800℃ by the heating action of the high-temperature heater 84 for high-temperature treatment, and finally harmless gas is discharged.

[0074] As an optional embodiment, the ignition device 2 comprises a heating rod 21, and the heating rod 21 is arranged in the inner side of the access opening of the door body 13. Two heating rods 21 are arranged in the inner side of each access opening.

[0075] As an optional implementation, the magnetized gas oxygen-controlled smoldering pyrolysis furnace further comprises a lifting and overturning device 9 arranged on one side of the pyrolysis furnace body 1. When feeding, the lifting and overturning device 9 can lift and overturn the garbage can, so as to pour the organic solid waste in the garbage can into the feeding chamber 12.

[0076] The lifting and overturning device 9 adopts the lifting and overturning device of the existing garbage can, and the structure is not described again.

[0077] In the description of the present application, it should be understood that the terms "upper", "lower", "inner", "outer", "top", "bottom" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0078] In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of", "several" is at least two, for example, two, three, etc., unless otherwise explicitly specified and limited.

[0079] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship of two elements, unless otherwise explicitly limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0080] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A magnetized gas controlled oxygen smoldering low-temperature pyrolysis furnace, characterized in that, It includes the pyrolysis furnace body, ignition device, and magnetized air supply device, wherein: The pyrolysis furnace body is provided with a processing chamber inside; The magnetized air supply device includes a magnetofluid generator and a magnetofluid supply nozzle. The magnetofluid supply nozzle is disposed on the furnace wall of the pyrolysis furnace body, and the injection end is located in the processing chamber. The magnetofluid generator is connected to the magnetofluid supply nozzle through a pipeline. The ignition device is installed on the pyrolysis furnace body and is used for ignition.

2. The magnetized gas controlled oxygen smoldering low-temperature pyrolysis furnace according to claim 1, characterized in that, The bottom wall of the processing chamber is configured as a funnel-shaped structure, and the number of the magnetic fluid supply nozzles is set to multiple, with all the magnetic fluid supply nozzles distributed on the bottom wall of the processing chamber. The magnetofluid supply nozzle is inclined toward the bottom wall of the processing chamber, and the magnetofluid supply nozzle is inclined toward the side wall of the processing chamber.

3. The magnetized gas controlled oxygen smoldering low-temperature pyrolysis furnace according to claim 1, characterized in that, The magnetofluid generator includes a magnetofluid channel and permanent magnet sheets. The number of permanent magnet sheets is set to multiple, and all the permanent magnet sheets are uniformly sleeved on the magnetofluid channel along the axial direction.

4. The magnetized gas controlled oxygen smoldering low-temperature pyrolysis furnace according to claim 1, characterized in that, The magnetized air supply device includes a housing, the air inlet of the magnetohydrodynamic generator is disposed inside the housing, and the housing is provided with an air inlet interface, which is connected to a high-pressure air source.

5. The magnetized gas controlled oxygen smoldering low-temperature pyrolysis furnace according to claim 4, characterized in that, The magnetized gas controlled oxygen smoldering low-temperature pyrolysis furnace includes an air volume control device, and the air inlet is connected to the high-pressure air source through the air volume control device. The air volume control device includes a pressure reducing valve and a flow regulating valve. The pressure reducing valve is located upstream of the flow regulating valve and is connected to the high-pressure air source. The flow regulating valve is connected to the air inlet.

6. The magnetized gas controlled oxygen smoldering low-temperature pyrolysis furnace according to claim 2, characterized in that, The magnetized gas controlled oxygen combustion low-temperature pyrolysis furnace includes a discharge device. The furnace wall of the pyrolysis furnace body is provided with a discharge port. The feed end of the discharge device is located at the bottom of the bucket-shaped structure, and the discharge end of the discharge device is located at the discharge port. The discharge port is provided with an openable and closable door. The discharge device is a screw conveyor, and the number of screw conveyors is set to two. The two screw conveyors are coaxial and symmetrically arranged. The number of discharge ports is set to two, and each discharge port can be equipped with a gate that can be opened and closed.

7. The magnetized gas controlled oxygen smoldering low-temperature pyrolysis furnace according to claim 1, characterized in that, A feeding chamber is connected above the processing chamber within the pyrolysis furnace body. A separation device is provided at the bottom of the feeding chamber, and the separation device is used for controlling the connection and disconnection between the feeding chamber and the processing chamber. The separating device includes a separating door mechanism and a first driving mechanism. The separating door mechanism is rotatable. The first driving mechanism is driven to the separating door mechanism and can drive the separating door mechanism to rotate, so as to make the feeding chamber and the processing chamber connected or disconnected.

8. The magnetized gas controlled oxygen smoldering low-temperature pyrolysis furnace according to claim 7, characterized in that, The processing chamber is equipped with a material pressurizing device, which is used to compact the material. The material pressurizing device includes a gravity plate mechanism and a second drive mechanism. The gravity plate mechanism is rotatable, and the second drive mechanism is driven to the gravity plate mechanism and can drive the gravity plate mechanism to rotate, so as to compact the material entering the processing chamber from the feeding chamber.

9. The magnetized gas controlled oxygen smoldering low-temperature pyrolysis furnace according to claim 1, characterized in that, The magnetized gas controlled oxygen smoldering low-temperature pyrolysis furnace includes a gas purification device, and a gas outlet is provided on the pyrolysis furnace body. The gas purification device is connected to the gas outlet. The gas purification device includes a purifier body, a purification liquid injection device, a drainage device, and a high-temperature heater. An inlet is provided on the upper part of the side wall at one end of the purifier body, and the inlet is connected to the gas outlet. The purification liquid injection device includes a purification liquid nozzle, which is disposed within the purifier body. The drainage device is disposed on the bottom side of the purifier body. An outlet is provided on the upper part of the side wall at the other end of the purifier body. The high-temperature heater is connected to the outlet. A gas flow channel that reciprocates in the vertical direction is provided between the inlet and the outlet.

10. The magnetized gas controlled oxygen smoldering low-temperature pyrolysis furnace according to claim 1, characterized in that, The ignition device includes a heating rod.

Images