High-efficiency thermal cracking desorption reaction furnace

Abstract

The utility model relates to the technical field of reaction furnaces, and particularly discloses a high-efficiency thermal cracking desorption reaction furnace which comprises a furnace body, an auger is rotatably arranged in the furnace body, a hollow shaft is arranged on a rotating shaft of the auger, a plurality of through holes are formed in the hollow shaft, and a stirring rod is further arranged on the rotating shaft of the auger. The stirring rod is used for stirring materials in the furnace body, the stirring rod is communicated with a hollow shaft of the auger, and a driving device for driving the stirring rod to rotate is further installed in the auger. The driven gear rotates to drive the stirring rod to rotate as far as possible, when hot air is introduced into the rotating shaft of the auger, heat is guided into the materials through the through holes in the stirring shaft, and meanwhile, the materials are stirred through the stirring shaft, so that when the heat is guided into the materials, the heat is guided in more uniformly.

Description

TECHNICAL FIELD

[0001] The utility model relates to reaction furnace technical field, concretely relates to high -efficient thermal cracking desorption reaction furnace. BACKGROUND

[0002] High -efficient thermal cracking desorption reaction furnace is a kind of equipment for material processing and chemical industry, its main function is to decompose and release organic matter in substance by thermal cracking and desorption technology.

[0003] Traditional thermal cracking desorption reaction furnace when processing solid waste such as waste rubber, plastics, there is the problem of low thermal efficiency and energy waste.This is mainly because in the tubular reaction furnace design in hot air box, usually using screw conveyor to push raw materials. Because the furnace body (reaction tank) of screw conveyor is fixed and does not rotate, raw materials are always in the lower part of the furnace body, and the hot air heated by the hot air box is mainly concentrated in the area above the furnace body, which leads to the inability to effectively utilize heat energy to heat the raw materials in the lower part, thereby affecting the heating efficiency. SUMMARY

[0004] The utility model provides high -efficient thermal cracking desorption reaction furnace, aims at solving the problem of low heating efficiency of furnace body in thermal cracking desorption reaction furnace in relevant technology.

[0005] High -efficient thermal cracking desorption reaction furnace, including furnace body, the auger is rotatably arranged in the furnace body, the rotating shaft of the auger is hollow shaft, a plurality of through holes are installed on the hollow shaft, the rotating shaft of the auger is also provided with stirring rod, the stirring rod is used to turn over the material in the furnace body, and the stirring rod is communicated with the hollow shaft of the auger, and the auger is also installed with the driving device for driving the stirring rod to rotate.

[0006] The utility model has the advantages that when the heat is introduced into the material-free, the material is introduced more uniformly, and the heating efficiency is higher.

[0007] Preferably, the outer periphery of the auger is fixedly provided with a rotating gear, a driving gear for driving the rotating gear to rotate is installed on the rotating gear, and a driving motor for driving the driving gear to rotate is also installed on the furnace body; the auger is driven to rotate by the driving motor.

[0008] Preferably, the driving device comprises a rotating electric telescopic rod, a rack is formed on the electric telescopic rod, and a driven gear meshing with the rack is installed on the stirring rod; the stirring rod is driven to rotate by the driving device.

[0009] Preferably, the stirring rod comprises a rod body, and a plurality of branch rods are also installed on the rod body and inclinedly arranged; the material stirring is more uniform by arranging the branch rods.

[0010] Preferably, the rod body and the branch rod are provided with through holes; heat is introduced into the material through the branch rod and the rod body.

[0011] Preferably, the stirring rod and the hollow shaft are rotationally and sealingly connected, so as to avoid heat flowing out from the gap between the stirring rod and the hollow shaft.

[0012] Preferably, the plurality of through holes are spirally distributed on the hollow shaft; the through holes are arranged to uniformly heat the material.

[0013] By means of the above technical scheme, the present application has the following beneficial effects:

[0014] When the hot air is introduced into the rotating shaft of the auger, the heat is introduced into the material through the through holes on the stirring shaft, and the material is stirred by the stirring shaft, so that the heat is more uniformly introduced into the material; when the material auger is rotated by the driving motor, the material is stirred, and the branch rod is arranged to make the material more uniformly heated when the material is stirred. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 Fig. 1 is a structural schematic view of the present application.

[0016] Fig. 2 Fig. 2 is a structural schematic view of the stirring rod and the auger of the present application.

[0017] Fig. 3 Fig. 3 is a structural schematic view of the driven gear and the rack of the present application.

[0018] Reference signs: 1, furnace body; 2, auger; 21, stirring rod; 22, through hole; 3, driving device; 31, electric telescopic rod; 32, rack; 33, driven gear. DETAILED DESCRIPTION

[0019] The embodiments of the present application will be described in detail below, and examples of the embodiments are shown in the drawings. The embodiments described below with reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as limiting the present application.

[0020] As Figs. 1-3As shown, high efficiency thermal cracking desorption reaction furnace, including furnace body 1, the inside of furnace body 1 is rotationally arranged with auger 2, the rotating shaft of auger 2 is hollow shaft, a plurality of through holes 22 are installed on the hollow shaft, the rotating shaft of auger 2 is also provided with stirring rod 21, the stirring rod 21 is used to overturn the material in the furnace body, the hollow shaft of stirring rod 21 and auger 2 is communicated, the auger 2 is also installed with driving device 3 for driving stirring rod 21 to rotate.

[0021] The outer periphery of the auger 2 is fixedly provided with a rotating gear, and a driving gear for driving the rotating gear to rotate is installed on the rotating gear. A driving motor is also installed on the furnace body for driving the driving gear to rotate. The driving motor drives the driving gear to rotate, which in turn drives the rotating gear to rotate, and the rotating gear drives the hollow shaft of the auger to rotate.

[0022] The driving device 3 includes a rotating electric telescopic rod 31, and a rack 32 is formed on the electric telescopic rod 31. A driven gear 33 is installed on the stirring rod 21 and engages with the rack 32. By driving the telescopic rod 31 to drive the rack 32 to slide in the left-right direction, the driven gear 33 is driven to rotate, which in turn drives the stirring rod 21 to rotate and stirs the material in the furnace body 1.

[0023] The stirring rod 21 includes a rod body, and a plurality of branch rods are installed on the rod body and are inclined. By setting the rod body and the branch rods, the material in the furnace body 1 can be stirred more thoroughly, and the heat can be better transferred to the material.

[0024] Through holes are formed on the rod body and the branch rods. By forming through holes on the rod body and the branch rods, the heat in the hollow shaft can be better transferred to the material.

[0025] The stirring rod 21 and the hollow shaft are rotationally and sealingly connected. By sealing the stirring rod 21 and the hollow shaft, the heat is prevented from flowing out of the gap between the stirring rod 21 and the hollow shaft, and the pressure from the through holes on the stirring rod 21 is insufficient, so that the heat flows out of the stirring rod 21, and the heat received by the material is more uniform.

[0026] A plurality of through holes 22 are spirally distributed on the hollow shaft. By providing a plurality of through holes 22 on the hollow shaft, the material is heated more uniformly.

[0027] Specific working principle:

[0028] The electric telescopic rod 31 drives the rack 32 to move left and right, and then drives the driven gear 33 to rotate, and the driven gear 33 drives the stirring rod 21 to rotate, when the hot air is introduced into the rotating shaft of the auger 2, the heat is introduced into the material through the through hole of the stirring shaft 21, and the material is stirred by the stirring shaft 21, so that the heat is more uniform when introduced into the material, and the material is stirred when the material auger 2 is rotated by the driving motor, and the branch rod is arranged to stir the material, so that the material is more uniform when heat conduction.

[0029] Although the embodiments of the utility model have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and cannot be understood as limiting the utility model, and the ordinary skilled in the art can change, modify, replace and modify the above-mentioned embodiments within the scope of the utility model.

Claims

1. A high-efficiency thermal cracking desorption reaction furnace, comprising a furnace body (1), characterized in that: a screw conveyor (2) is rotatably arranged inside the furnace body (1), the rotating shaft of the screw conveyor (2) is a hollow shaft, a plurality of through holes (22) are arranged on the hollow shaft, a stirring rod (21) is further arranged on the rotating shaft of the screw conveyor (2), the stirring rod (21) is used for stirring the materials in the furnace body, the stirring rod (21) is in communication with the hollow shaft of the screw conveyor (2), and a driving device (3) for driving the stirring rod (21) to rotate is further arranged in the screw conveyor (2).

2. The high efficiency thermal pyrolytic desorption reactor of claim 1, wherein, A rotating gear is fixedly arranged on the outer periphery of the screw conveyor (2), a driving gear for driving the rotating gear to rotate is arranged on the rotating gear, and a driving motor for driving the driving gear to rotate is further arranged on the furnace body.

3. The high efficiency thermal dissociation desorption reactor of claim 1, wherein, The driving device (3) comprises a rotating electric telescopic rod (31), a rack (32) is arranged on the electric telescopic rod (31), and a driven gear (33) meshing with the rack (32) is arranged on the stirring rod (21).

4. The high efficiency thermal dissociation desorption reactor of claim 3, wherein, The stirring rod (21) comprises a rod body, and a plurality of branch rods arranged obliquely are further arranged on the rod body.

5. The high efficiency thermal dissociation desorption reactor of claim 4, wherein, Through holes are arranged on the rod body and the branch rods.

6. The high efficiency thermal dissociation desorption reactor of claim 5, wherein, The stirring rod (21) is rotatably and sealingly connected with the hollow shaft.

7. The high efficiency thermal dissociation desorption reactor of any of claims 1-6, wherein, The plurality of through holes (22) are spirally arranged on the hollow shaft.

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