Chemical hazardous waste treatment device and system

Abstract

The invention relates to the technical field of solid waste treatment, in particular to a chemical hazardous waste treatment device and system.The chemical hazardous waste treatment device comprises an incinerator and a pretreatment assembly; the pretreatment assembly comprises a first feeding slide way, a drying chamber, a second feeding slide way, a crusher, an oil tank, a first heat exchange pipe, a high-temperature flue gas pipe, a second heat exchange pipe, an air inlet pipe, an air blower, a flow dividing pipe and a first hot air pipe. Solid hazardous waste is added into a crusher to be crushed, the crushed solid hazardous waste enters a drying chamber from a second feeding slide way, is dried by hot air sent by a first hot air pipe and then enters an incinerator from a first feeding slide way to be incinerated, and high-temperature flue gas can be generated through incineration and is used for heating air for subsequent drying; therefore, the waste heat of the incinerator can be used for drying the to-be-incinerated solid hazardous waste in advance, and the situation that the subsequent incineration process is affected by the humid solid hazardous waste is avoided.

Description

Technical Field

[0001] The present invention relates to the technical field of solid waste treatment, and in particular to a chemical hazardous waste treatment device and system. Background Art

[0002] Solid waste refers to solid or semi-solid waste materials generated in production, life and other activities. These wastes can come from a variety of activities, including industrial production, commercial operations, household life, agricultural activities and medical institutions. Solid waste generated in the chemical industry is generally dangerous and needs to be properly handled.

[0003] When treating solid hazardous waste generated in the chemical industry, incineration is a relatively effective treatment method. The existing technology first crushes the solid hazardous waste through a crusher, and then pours it into an incinerator for incineration, which can effectively reduce the volume of solid hazardous waste and convert harmful substances into a more stable form. It can effectively achieve the reduction, harmlessness and resource utilization of solid hazardous waste in the chemical industry, significantly reduce environmental pollution, and be more environmentally friendly.

[0004] However, many solid hazardous wastes are relatively moist and are not easy to burn when they are crushed and poured into incinerators, resulting in low incineration efficiency. Summary of the invention

[0005] The object of the present invention is to provide a chemical hazardous waste treatment device and system, which can use the waste heat of the incinerator to pre-dry the solid hazardous waste to be incinerated, so as to prevent the wet solid hazardous waste from affecting the subsequent incineration process.

[0006] To achieve the above-mentioned purpose, in a first aspect, the present invention provides a chemical hazardous waste treatment device, comprising an incinerator; and a pretreatment component; The pretreatment assembly includes a first feed chute, a drying chamber, a second feed chute, a crusher, an oil tank, a first heat exchange pipe, a high-temperature flue gas pipe, a second heat exchange pipe, an air intake pipe, a blower, a diverter pipe and a first hot air pipe; The first feed chute is connected and arranged on one side of the incinerator; the drying chamber is connected and arranged on one side of the first feed chute; the second feed chute is connected and arranged on one side of the drying chamber; the crusher is connected and arranged on one side of the second feed chute; the oil tank is located on one side of the incinerator; the first heat exchange pipe is fixedly arranged in the oil tank; one end of the high-temperature flue gas pipe is connected with the incinerator, and the other end of the high-temperature flue gas pipe is connected with the first heat exchange pipe; the second heat exchange pipe is fixedly arranged in the oil tank; the air intake pipe is connected and arranged at one end of the second heat exchange pipe; the blower is connected and arranged at one end of the air intake pipe; the diverter pipe is connected and arranged at one end of the second heat exchange pipe; one end of the first hot air pipe is connected with the diverter pipe, and the other end of the first hot air pipe is connected with the drying chamber.

[0007] Wherein, the pretreatment component also includes a second hot air pipe and a control valve; One end of the second hot air pipe is communicated with the diverter pipe, and the other end of the second hot air pipe is communicated with the incinerator; the control valve is arranged on the second hot air pipe.

[0008] Wherein, the drying chamber comprises a housing, a mounting frame, a grid roller, a driving mechanism, a lifting mechanism and a bearing platform; The shell is communicated with the first feed chute, and with the second feed chute, and is located between the first feed chute and the second feed chute; the mounting frame is fixedly arranged in the shell; the grid drum is rotatably arranged on the mounting frame; the driving mechanism is arranged on the side of the grid drum, and is used to drive the grid drum to rotate; the lifting mechanism is fixedly arranged in the shell; the supporting platform is slidably connected to the shell, and is fixedly connected to the lifting mechanism, and is located at the top of the lifting mechanism.

[0009] Wherein, the drying chamber further comprises a nozzle with holes; The perforated nozzle is fixedly connected to the mounting frame, communicated with the first hot air pipe, and is located below the grid drum.

[0010] Wherein, the driving mechanism comprises a mounting plate, a first motor, a gear and a gear ring; The mounting plate is fixedly arranged in the housing; the first motor is fixedly arranged on the mounting plate; the gear is fixedly arranged at the output end of the first motor; the gear ring is fixedly arranged on the grid drum and meshes with the gear.

[0011] Wherein, the lifting mechanism includes a mounting box, a slider, a screw rod, a second motor and two ejector rods; The installation box is fixedly arranged in the shell; the slider is slidably arranged in the installation box; the screw rod is rotatably connected to the installation box, and is threadedly connected to the slider and passes through the slider; the second motor is fixedly arranged in the installation box, and the output end of the second motor is fixedly connected to the screw rod; the two push rods are respectively fixedly connected to the slider, and are respectively slidably connected to the installation box, and respectively pass through the installation box.

[0012] Wherein, the carrying platform comprises an insulation box, an inclined plate and two side plates; The heat preservation box is slidably connected to the shell, and is fixedly connected to the two top rods respectively, and is located at the top of the two top rods; the heat preservation box has an opening; the inclined plate is fixedly arranged on the top of the heat preservation box; the two side plates are respectively fixedly arranged on the top of the inclined plate.

[0013] In a second aspect, the present invention further provides a chemical hazardous waste treatment system, comprising the above-mentioned chemical hazardous waste treatment device.

[0014] The invention relates to a chemical hazardous waste treatment device and system, wherein the incinerator and the drying chamber are connected through the first feeding slide; the drying chamber and the crusher are connected through the second feeding slide; the oil tank is filled with heat transfer oil, the first heat exchange tube and the second heat exchange tube are both spiral pipes, the top end of the first heat exchange tube extends out from the top of the oil tank for connecting to the flue gas treatment equipment, the other end of the first heat exchange tube is connected to the high-temperature flue gas pipe, the high-temperature flue gas of the incinerator enters the first heat exchange tube through the high-temperature flue gas pipe, and after heat exchange with the heat transfer oil, is discharged from the top end of the first heat exchange tube to the subsequent flue gas treatment equipment, and the heat transfer oil is heated and heated; the bottom end and the top end of the second heat exchange tube both extend out of the oil tank, the bottom end is connected to the air inlet pipe, and the top end is connected to the diverter pipe, and the diverter pipe is connected to the first hot air pipe through the first hot air pipe. The drying chamber is connected, and under the action of the blower, air enters the second heat exchange pipe from the air inlet pipe, exchanges heat with the high-temperature heat transfer oil in the oil tank, and the temperature rises to become hot air, and then enters the diversion pipe, and then enters the drying chamber from the first hot air pipe; when in use, solid hazardous waste is added to the crusher for crushing, and the crushed solid hazardous waste enters the drying chamber from the second feeding chute, is dried by the hot air sent by the first hot air pipe, and then enters the incinerator from the first feeding chute for incineration, and the incineration will produce high-temperature flue gas for heating the air for subsequent drying; thereby, the waste heat of the incinerator can be used to pre-dry the solid hazardous waste to be incinerated, so as to avoid the influence of wet solid hazardous waste on the subsequent incineration process; and there is no need to use additional external heat energy to dry the solid hazardous waste to be incinerated, which is more energy-saving and environmentally friendly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0016] Figure 1 It is a schematic structural diagram of the first embodiment of the present invention.

[0017] Figure 2 It is a front view of the first embodiment of the present invention.

[0018] Figure 3 is a cross-sectional view of the first embodiment of the present invention.

[0019] Figure 4 yes Figure 3 A partial enlargement of detail A.

[0020] Figure 5 is another cross-sectional view of the first embodiment of the present invention.

[0021] Figure 6 yes Figure 5 A partial enlargement of detail B.

[0022] 1-incinerator, 2-first feed slide, 3-drying chamber, 4-second feed slide, 5-crusher, 6-oil tank, 7-first heat exchange tube, 8-high-temperature flue gas tube, 9-second heat exchange tube, 10-intake pipe, 11-blower, 12-diverter, 13-first hot air tube, 14-second hot air tube, 15-control valve, 31-housing, 32-mounting frame, 33-grid drum, 34-driving mechanism, 35-lifting mechanism, 36-carrying platform, 37-perforated nozzle, 341-mounting plate, 342-first motor, 343-gear, 344-gear ring, 351-mounting box, 352-slider, 353-screw, 354-second motor, 355-top rod, 361-insulation box, 362-inclined plate, 363-side plate, 3611-opening. DETAILED DESCRIPTION

[0023] The first embodiment of the present application is: See also Figure 1-Figure 6 ,in, Figure 1 It is a schematic structural diagram of the first embodiment of the present invention. Figure 2 It is a front view of the first embodiment of the present invention. Figure 3 is a cross-sectional view of the first embodiment of the present invention. Figure 4 yes Figure 3 A partial enlargement of detail A. Figure 5 is another cross-sectional view of the first embodiment of the present invention. Figure 6 yes Figure 5 A partial enlargement of detail B.

[0024] The present invention provides a chemical hazardous waste treatment device: comprising an incinerator 1; further comprising a pretreatment component; the pretreatment component comprises a first feed slide 2, a drying chamber 3, a second feed slide 4, a crusher 5, an oil tank 6, a first heat exchange pipe 7, a high-temperature flue gas pipe 8, a second heat exchange pipe 9, an air intake pipe 10, a blower 11, a diverter pipe 12 and a first hot air pipe 13; the pretreatment component also comprises a second hot air pipe 14 and a control valve 15; the drying chamber 3 comprises a housing 31, a mounting frame 32, a grid drum 33, a driving mechanism 34, a lifting mechanism 35 and a bearing platform 36; the drying chamber 3 It also includes a perforated nozzle 37; the driving mechanism 34 includes a mounting plate 341, a first motor 342, a gear 343 and a gear ring 344; the lifting mechanism 35 includes a mounting box 351, a slider 352, a screw 353, a second motor 354 and two push rods 355; the supporting platform 36 includes an insulation box 361, an inclined plate 362 and two side plates 363; the insulation box 361 has an opening 3611; through the above-mentioned scheme, the waste heat of the incinerator 1 can be used to pre-dry the solid hazardous waste to be incinerated, so as to prevent the wet solid hazardous waste from affecting the subsequent incineration process.

[0025] Furthermore, the first feed chute 2 is connected and arranged on one side of the incinerator 1; the drying chamber 3 is connected and arranged on one side of the first feed chute 2; the second feed chute 4 is connected and arranged on one side of the drying chamber 3; the crusher 5 is connected and arranged on one side of the second feed chute 4; the oil tank 6 is located on one side of the incinerator 1; the first heat exchange pipe 7 is fixedly arranged in the oil tank 6; one end of the high-temperature flue gas pipe 8 is connected with the incinerator 1, and the other end of the high-temperature flue gas pipe 8 is connected with the first heat exchange pipe 7; the second heat exchange pipe 9 is fixedly arranged in the oil tank 6; the air intake pipe 10 is connected and arranged at one end of the second heat exchange pipe 9; the blower 11 is connected and arranged at one end of the air intake pipe 10; the diverter pipe 12 is connected and arranged at one end of the second heat exchange pipe 9; one end of the first hot air pipe 13 is connected with the diverter pipe 12, and the other end of the first hot air pipe 13 is connected with the drying chamber 3.

[0026] In this embodiment, the incinerator 1 and the drying chamber 3 are connected through the first feeding slide 2; the drying chamber 3 and the crusher 5 are connected through the second feeding slide 4; the oil tank 6 is filled with heat transfer oil, the first heat exchange tube 7 and the second heat exchange tube 9 are both spiral pipes, the top end of the first heat exchange tube 7 extends out from the top of the oil tank 6 for connecting to the flue gas treatment equipment, the other end of the first heat exchange tube 7 is connected to the high-temperature flue gas pipe 8, the high-temperature flue gas of the incinerator 1 passes through the high-temperature flue gas pipe 8, enters the first heat exchange tube 7, and after heat exchange with the heat transfer oil, is discharged from the top of the first heat exchange tube 7 to the subsequent flue gas treatment equipment, and the heat transfer oil is heated by the high-temperature flue gas; the bottom and top ends of the second heat exchange tube 9 both extend out of the oil tank 6, the bottom end is connected to the air inlet pipe 10, and the top end is connected to the diverter pipe 12, and the diverter pipe 12 is connected to the first hot air pipe 13 through the first hot air pipe 13. The drying chamber 3 is connected, and under the action of the blower 11, air enters the second heat exchange pipe 9 from the air inlet pipe 10, exchanges heat with the high-temperature heat-conducting oil in the oil tank 6, and the temperature rises to become hot air, and then enters the diversion pipe 12, and then enters the drying chamber 3 from the first hot air pipe 13; when in use, solid hazardous waste is added to the crusher 5 for crushing, and the crushed solid hazardous waste enters the drying chamber 3 from the second feeding chute 4, is dried by the hot air sent by the first hot air pipe 13, and then enters the incinerator 1 from the first feeding chute 2 for incineration, and the incineration will produce high-temperature flue gas for heating the air for subsequent drying; thereby, the waste heat of the incinerator 1 can be used to pre-dry the solid hazardous waste to be incinerated, so as to avoid the influence of wet solid hazardous waste on the subsequent incineration process; and there is no need to use external heat energy to dry the solid hazardous waste to be incinerated, which is more energy-saving and environmentally friendly.

[0027] Furthermore, one end of the second hot air pipe 14 is connected to the diverter pipe 12 , and the other end of the second hot air pipe 14 is connected to the incinerator 1 ; the control valve 15 is arranged on the second hot air pipe 14 .

[0028] In this embodiment, part of the heated drying air can be introduced into the combustion chamber as combustion-supporting air through the second hot air pipe 14, and because the initial temperature is relatively high, when used as combustion-supporting air, the combustion efficiency can be improved and the fuel consumption can be reduced. The control valve 15 is provided to control the flow rate of air entering the incinerator 1.

[0029] Furthermore, the shell 31 is connected to the first feed chute 2, and to the second feed chute 4, and is located between the first feed chute 2 and the second feed chute 4; the mounting frame 32 is fixedly arranged in the shell 31; the grid drum 33 is rotatably arranged on the mounting frame 32; the driving mechanism 34 is arranged on the side of the grid drum 33, and is used to drive the grid drum 33 to rotate; the lifting mechanism 35 is fixedly arranged in the shell 31; the supporting platform 36 is slidably connected to the shell 31, and is fixedly connected to the lifting mechanism 35, and is located at the top of the lifting mechanism 35.

[0030] In this embodiment, the mounting frame 32 is used to tilt the grid drum 33, and the higher end of the grid drum 33 is close to the second feed chute 4. The driving mechanism 34 is used to drive the grid drum 33 to rotate, and the lifting mechanism 35 is used to drive the supporting platform 36 to rise and fall. In normal use, the supporting platform 36 blocks the connection between the first feed chute 2 and the shell 31. When the lifting mechanism 35 drives the supporting platform 36 to descend, the connection between the first feed chute 2 and the shell 31 is gradually exposed, and the dried solid hazardous waste on the supporting platform 36 can also slide smoothly to the first feed chute 2; when in use, the driving mechanism 34 drives the grid drum 33 to rotate continuously, and the solid hazardous waste crushed by the crusher 5 is fed from the second feed chute 4 The solid hazardous waste gradually enters the mesh drum 33 and continuously slides down from the mesh drum 33. During the sliding process, the mesh drum 33 that is still rotating drives the solid hazardous waste to disperse and avoid accumulation. The hot air sent by the first hot air pipe 13 dries the dispersed solid hazardous waste. At the same time, since the mesh drum 33 is continuously rotating, the solid hazardous waste will not be blocked in the mesh drum 33, and will smoothly slide down along the mesh drum 33 to the supporting platform 36. When a certain amount of dried solid hazardous waste accumulates on the supporting platform 36, the lifting mechanism 35 drives the supporting platform 36 to slide down, exposing the connection between the first feeding chute 2 and the outer shell 31. The dried solid hazardous waste on the supporting platform 36 smoothly slides to the first feeding chute 2, and finally enters the incinerator 1 for incineration.

[0031] Furthermore, the perforated nozzle 37 is fixedly connected to the mounting frame 32 , communicated with the first hot air pipe 13 , and is located below the grid drum 33 .

[0032] In this embodiment, the perforated nozzle 37 is horizontally arranged below the mesh drum 33, and a plurality of jet holes are arranged on the top thereof and are aimed at the mesh drum 33. The hot air delivered by the first hot air pipe 13 is sprayed toward the mesh drum 33 from the plurality of jet holes to dry the solid hazardous waste passing through the mesh drum 33.

[0033] Furthermore, the mounting plate 341 is fixedly disposed in the housing 31 ; the first motor 342 is fixedly disposed on the mounting plate 341 ; the gear 343 is fixedly disposed at the output end of the first motor 342 ; the gear ring 344 is fixedly disposed on the grid drum 33 and meshes with the gear 343 .

[0034] In this embodiment, the mounting plate 341 is used to mount the first motor 342 , and the first motor 342 is used to drive the gear 343 to rotate, and the gear 343 drives the meshing gear ring 344 to drive the grid drum 33 to rotate.

[0035] Furthermore, the installation box 351 is fixedly arranged in the housing 31; the slider 352 is slidably arranged in the installation box 351; the screw rod 353 is rotatably connected to the installation box 351, and is threadedly connected to the slider 352, and passes through the slider 352; the second motor 354 is fixedly arranged in the installation box 351, and the output end of the second motor 354 is fixedly connected to the screw rod 353; the two push rods 355 are respectively fixedly connected to the slider 352, and are respectively slidably connected to the installation box 351, and respectively pass through the installation box 351.

[0036] In this embodiment, the installation box 351 is used to slide and install the slider 352, the second motor 354 drives the screw rod 353 to rotate, the screw rod 353 drives the slider 352 to rise and fall and slide, and the slider 352 drives the support platform 36 to rise and fall through the two push rods 355.

[0037] Furthermore, the insulation box 361 is slidably connected to the outer shell 31, and is respectively fixedly connected to the two top rods 355, and is located at the top of the two top rods 355; the insulation box 361 has an opening 3611; the inclined plate 362 is fixedly arranged on the top of the insulation box 361; the two side plates 363 are respectively fixedly arranged on the top of the inclined plate 362.

[0038] In this embodiment, the inclined plate 362 is provided on the top of the insulation box 361 for facilitating unloading, and the side plates 363 are provided on the front and rear sides. The two side plates 363, the inclined plate 362 and the inner wall of the shell 31 form a storage space for receiving the dried solid hazardous waste. When the insulation box 361 slides down, the connection between the first feeding chute 2 and the shell 31 is gradually exposed, and the accumulated dried solid hazardous waste gradually falls from the inclined plate 362 into the first feeding chute 2; at the same time, when the insulation box 361 blocks the connection between the first feeding chute 2 and the shell 31, it is connected with the first feeding chute 2 through the opening 3611, and the hot air of the incinerator 1 overflowing from the first feeding chute 2 will enter the insulation box 361 and heat the inclined plate 362 at the top, so that the inclined plate 362 heats the solid hazardous waste above, which can further dry the solid hazardous waste, avoid some solid hazardous waste from being effectively dried, and improve the drying effect.

[0039] A chemical hazardous waste treatment device described in this embodiment, the incinerator 1 and the drying chamber 3 are connected through the first feeding slide 2; the drying chamber 3 and the crusher 5 are connected through the second feeding slide 4; the oil tank 6 is filled with heat transfer oil, the first heat exchange tube 7 and the second heat exchange tube 9 are both spiral pipes, the top end of the first heat exchange tube 7 extends from the top of the oil tank 6 for connecting to the flue gas treatment equipment, the other end of the first heat exchange tube 7 is connected to the high-temperature flue gas pipe 8, the high-temperature flue gas of the incinerator 1 passes through the high-temperature flue gas pipe 8, enters the first heat exchange tube 7, and after heat exchange with the heat transfer oil, is discharged from the top of the first heat exchange tube 7 to the subsequent flue gas treatment equipment, and the heat transfer oil is heated by the high-temperature flue gas; the bottom and top ends of the second heat exchange tube 9 both extend out of the oil tank 6, the bottom end is connected to the air inlet pipe 10, and the top end is connected to the diverter pipe 12, and the diverter pipe 12 passes through the first hot air The pipe 13 is connected with the drying chamber 3. Under the action of the blower 11, air enters the second heat exchange pipe 9 from the air inlet pipe 10, exchanges heat with the high-temperature heat-conducting oil in the oil tank 6, and the temperature rises to become hot air, and then enters the diversion pipe 12, and then enters the drying chamber 3 from the first hot air pipe 13; when in use, solid hazardous waste is added to the crusher 5 for crushing, and the crushed solid hazardous waste enters the drying chamber 3 from the second feeding chute 4, is dried by the hot air sent by the first hot air pipe 13, and then enters the incinerator 1 from the first feeding chute 2 for incineration. The incineration will generate high-temperature flue gas for heating the air for subsequent drying; thereby, the waste heat of the incinerator 1 can be used to pre-dry the solid hazardous waste to be incinerated, so as to avoid the influence of wet solid hazardous waste on the subsequent incineration process; and there is no need to use external heat energy to dry the solid hazardous waste to be incinerated, which is more energy-saving and environmentally friendly.

[0040] The second embodiment of the present application is: The invention provides a chemical hazardous waste treatment system, comprising the chemical hazardous waste treatment device.

[0041] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A chemical hazardous waste treatment device, comprising an incinerator; characterized in that: Also included are pre-processing components; The pretreatment assembly includes a first feed chute, a drying chamber, a second feed chute, a crusher, an oil tank, a first heat exchange pipe, a high-temperature flue gas pipe, a second heat exchange pipe, an air intake pipe, a blower, a diverter pipe and a first hot air pipe; The first feed chute is connected and arranged on one side of the incinerator; the drying chamber is connected and arranged on one side of the first feed chute; the second feed chute is connected and arranged on one side of the drying chamber; the crusher is connected and arranged on one side of the second feed chute; the oil tank is located on one side of the incinerator; the first heat exchange pipe is fixedly arranged in the oil tank; one end of the high-temperature flue gas pipe is connected with the incinerator, and the other end of the high-temperature flue gas pipe is connected with the first heat exchange pipe; the second heat exchange pipe is fixedly arranged in the oil tank; the air intake pipe is connected and arranged at one end of the second heat exchange pipe; the blower is connected and arranged at one end of the air intake pipe; the diverter pipe is connected and arranged at one end of the second heat exchange pipe; one end of the first hot air pipe is connected with the diverter pipe, and the other end of the first hot air pipe is connected with the drying chamber.

2. A chemical hazardous waste treatment device as claimed in claim 1, characterized in that: The pretreatment component also includes a second hot air pipe and a control valve; One end of the second hot air pipe is communicated with the diverter pipe, and the other end of the second hot air pipe is communicated with the incinerator; the control valve is arranged on the second hot air pipe.

3. A chemical hazardous waste treatment device as claimed in claim 2, characterized in that: The drying chamber comprises a housing, a mounting frame, a grid roller, a driving mechanism, a lifting mechanism and a bearing platform; The shell is communicated with the first feed chute, and with the second feed chute, and is located between the first feed chute and the second feed chute; the mounting frame is fixedly arranged in the shell; the grid drum is rotatably arranged on the mounting frame; the driving mechanism is arranged on the side of the grid drum, and is used to drive the grid drum to rotate; the lifting mechanism is fixedly arranged in the shell; the supporting platform is slidably connected to the shell, and is fixedly connected to the lifting mechanism, and is located at the top of the lifting mechanism.

4. A chemical hazardous waste treatment device as claimed in claim 3, characterized in that: The drying chamber also includes a perforated spray pipe; The perforated nozzle is fixedly connected to the mounting frame, communicated with the first hot air pipe, and is located below the grid drum.

5. A chemical hazardous waste treatment device as claimed in claim 4, characterized in that: The driving mechanism comprises a mounting plate, a first motor, a gear and a gear ring; The mounting plate is fixedly arranged in the housing; the first motor is fixedly arranged on the mounting plate; the gear is fixedly arranged at the output end of the first motor; the gear ring is fixedly arranged on the grid drum and meshes with the gear.

6. A chemical hazardous waste treatment device as claimed in claim 5, characterized in that: The lifting mechanism comprises a mounting box, a slider, a screw rod, a second motor and two ejector rods; The installation box is fixedly arranged in the shell; the slider is slidably arranged in the installation box; the screw rod is rotatably connected to the installation box, and is threadedly connected to the slider and passes through the slider; the second motor is fixedly arranged in the installation box, and the output end of the second motor is fixedly connected to the screw rod; the two push rods are respectively fixedly connected to the slider, and are respectively slidably connected to the installation box, and respectively pass through the installation box.

7. A chemical hazardous waste treatment device as claimed in claim 6, characterized in that: The bearing platform includes an insulation box, an inclined plate and two side plates; The heat preservation box is slidably connected to the shell, and is fixedly connected to the two top rods respectively, and is located at the top of the two top rods; the heat preservation box has an opening; the inclined plate is fixedly arranged on the top of the heat preservation box; the two side plates are respectively fixedly arranged on the top of the inclined plate.

8. A chemical hazardous waste treatment system, characterized in that: It comprises a chemical hazardous waste treatment device as described in any one of claims 1 to 7.

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