Carbon black and steel wire separation device suitable for vertical waste tire cracking

Abstract

The utility model relates to a carbon black and steel wire separation device suitable for vertical waste tire cracking, and belongs to the technical field of solid waste treatment. Comprising a carbon black and steel wire separation device body, a curved kick-out device, a filter screen, a carbon black discharge port, a first sealing valve, a carbon black storage tank, a second sealing valve, a water seal tank, a falling pipe and a steel wire discharge port. The carbon black and steel wire separation device suitable for vertical waste tire cracking is simple and reasonable, carbon black and steel wires of a vertical cracking furnace can be effectively separated easily, continuous operation of the vertical rotary cracking furnace is further achieved, wide application and popularization are facilitated, and the carbon black and steel wire separation device is suitable for separation of carbon black and steel wires produced by the cracking furnace for waste tires.

Description

Technical Field

[0001] The utility model relates to a carbon black and steel wire separation device suitable for vertical waste tire pyrolysis, belonging to the technical field of solid waste treatment. Background Technique

[0002] The Chinese invention patent application with the publication number of CN108971187A discloses a pyrolytic carbon black and steel wire separation device, including a primary spiral cylinder, a secondary spiral cylinder, and a tertiary spiral cylinder. The feed end of the secondary spiral cylinder is located below the discharge end of the primary spiral cylinder, and the feed end of the tertiary spiral cylinder is located below the discharge end of the secondary spiral cylinder. The secondary spiral cylinder includes an upper spiral, a lower spiral provided below the upper spiral, and a filter screen provided between the upper spiral and the lower spiral. A steel wire magnetic separator is provided below the discharge end of the lower spiral. Two channels are provided below the steel wire magnetic separator, one is a carbon black channel, and the other is a fine steel wire channel. The fine steel wire channel is connected to the feed end of the tail of the tertiary spiral cylinder. The advantages of this invention patent application are as follows: by setting multiple levels of spirals and multiple coolings, the pyrolytic carbon black and steel wire can be conveniently separated, and the separation is sufficient and thorough. There will be no other components in the separated products of pyrolytic carbon black and steel wire, which is convenient for subsequent recycling.

[0003] The Chinese invention patent with the announcement number of CN111187635B discloses a carbon black and steel wire separation device, separation method, and pyrolysis system, belonging to the field of solid waste recycling and treatment. It includes a rear seal bin connected to the pyrolysis reactor. The discharge port of the pyrolysis reactor is located inside the rear seal bin. A conveying screen is provided on the side of the rear seal bin close to the pyrolysis reactor, and the conveying screen is located below the discharge port of the pyrolysis reactor. A first outlet and a second outlet are arranged in parallel at the lower end of the rear seal bin. A first collecting hopper for collecting carbon black is connected below the first outlet, and a second collecting hopper for collecting steel wire is connected below the second outlet. The end of the conveying screen far from the pyrolysis reactor is located above the second collecting hopper. The conveying screen includes a driving roller and a screen mesh coated outside the driving roller. The mesh diameter of the screen mesh is 20 - 80 meshes. This invention patent is applied to the recycling of waste tires by pyrolysis, solves the problem of the spiral conveyor being stuck due to steel wire entanglement, and has the characteristics of high separation efficiency and good separation effect.

[0004] The Chinese utility model patent with the publication number CN210058881 discloses a device for separating pyrolytic carbon black from steel wires, which includes an operating table, a housing, a first spiral conveyor shaft, a second spiral conveyor shaft, a collection box and a collection basket; Operating table: Legs are provided at the four corners of the bottom of the operating table, and a moving structure is provided at the bottom of the legs; Housing: The housing is placed on the upper surface of the operating table, and a feed inlet is opened on the upper surface of the housing. This device for separating pyrolytic carbon black from steel wires controls the first driving structure and the second driving structure through a PLC controller to drive the first spiral conveyor shaft and the second spiral conveyor shaft to perform separation operations automatically, which is simple and convenient; The device can be moved to the required place through the universal wheels on the moving structure to realize the mobile use of the device; The separated carbon black can be collected through the collection box, and the separated carbon black can be taken out through the collection drawer and the handle. The separated steel wires can be collected and processed through the collection basket.

[0005] The Chinese utility model patent with the publication number CN215198083U discloses an automatic separator for steel wires and carbon black after pyrolysis, which includes the main body of the automatic separator. An inlet is opened on the left side of the end face of the main body of the automatic separator. Inside the main body of the automatic separator and at the bottom of the inlet, there is a auger conveyor cavity, and a conveying auger is provided on the left side wall of the auger conveyor cavity. Through the provided separation drum, the separation of steel wires and carbon black is carried out inside the automatic separator, reducing the contact between steel wires and carbon black and the outside world. The working environment of the equipment is airtight, thus solving the problem that most of the existing automatic separators for steel wires and carbon black are exposed for transportation and separation, and during the separation process of steel wires and carbon black, they come into contact with the outside world, causing the separated materials to be contaminated, resulting in the need to consume a large amount of manpower to deal with the pollution. Furthermore, it prevents the materials from being contaminated and saves labor.

[0006] In the above existing technologies, the devices for separating carbon black and steel wires are all spiral parallel conveyors, and then magnetic separation or filtration separation is carried out, which is suitable for horizontal pyrolysis furnaces. However, for vertical rotary pyrolysis furnaces, due to the vertical rotation and different falling directions of the materials, and the discharging at high temperature, for the discharging problems of steel wires and carbon black in vertical pyrolysis furnaces, new suitable devices and processes need to be developed.

[0007] Therefore, providing a device for separating carbon black and steel wires suitable for vertical waste tire pyrolysis, which is simple and reasonable, can effectively separate the carbon black and steel wires of the vertical pyrolysis furnace, and then realize the continuous operation of the vertical rotary pyrolysis furnace, is conducive to wide promotion and application, and is suitable for separating the carbon black and steel wires produced by the pyrolysis furnace of waste tires, has become an urgent technical problem to be solved in this technical field. Summary of the Invention

[0008] The purpose of the present utility model is to provide a carbon black and steel wire separation device applicable to vertical waste tire pyrolysis, which is simple and reasonable, and is easy to effectively separate the carbon black and steel wire of the vertical pyrolysis furnace, thereby realizing the continuous operation of the vertical rotary pyrolysis furnace, facilitating wide popularization and application, and being applicable to the separation of carbon black and steel wire produced by the pyrolysis furnace of waste tires.

[0009] To achieve the above object, the technical solution provided by the present utility model is as follows:

[0010] A carbon black and steel wire separation device applicable to vertical waste tire pyrolysis, characterized in that it includes a carbon black and steel wire separation device body, a curved feeding device, a filter screen, a carbon black discharge port, a first sealing valve, a carbon black storage tank, a second sealing valve, a water seal pool, a downcomer, and a steel wire discharge port; the curved feeding device is arranged inside the carbon black and steel wire separation device body, the filter screen is arranged at the lower part of the carbon black and steel wire separation device body, the carbon black discharge port is arranged at the bottom of the carbon black and steel wire separation device body, the carbon black discharge port is connected to the first sealing valve, the first sealing valve is connected to the upper end of the carbon black storage tank, the lower end of the carbon black storage tank is connected to the second sealing valve, the steel wire discharge port is arranged on one side of the carbon black and steel wire separation device body, the upper end of the downcomer is connected to the steel wire discharge port, and the lower end of the downcomer is connected to the water seal pool.

[0011] Preferably, the carbon black and steel wire separation device body is symmetrically arranged on both sides of the pyrolysis furnace.

[0012] Preferably, the steel wire discharge port can be 1000mm * 800mm - 1500mm * 800mm.

[0013] Preferably, the downcomer is made of 310S or 316, and can be a round pipe with a diameter of φ800mm - φ1200mm.

[0014] Preferably, the curved feeding device adopts a curved structure, and the curved surface is designed according to the bottom area of the pyrolysis chamber, which is consistent with the slope of the castable at the bottom, and the inclination angle is 5° - 15°.

[0015] Preferably, the bending direction of the curved feeding device is opposite to the rotation direction of the rotary device.

[0016] Preferably, the filter screen adopts a stainless steel wear-resistant wire mesh, and the mesh holes are 5mm - 10mm.

[0017] Preferably, the first sealing valve is made of 304 material, and is provided with a water jacket and is pushed by hydraulic pressure.

[0018] Preferably, the second sealing valve is made of 304 material, and is provided with a water jacket and is pushed by hydraulic pressure.

[0019] Beneficial effects:

[0020] The carbon black and steel wire separation device applicable to vertical waste tire pyrolysis of the present utility model is simple and reasonable, and is easy to effectively separate the carbon black and steel wire of the vertical pyrolysis furnace, thereby realizing the continuous operation of the vertical rotary pyrolysis furnace, facilitating wide popularization and application, and being applicable to the separation of carbon black and steel wire produced by the pyrolysis furnace of waste tires.

[0021] The following further describes the present utility model through the accompanying drawings and specific embodiments, but it does not mean limiting the protection scope of the present utility model. Description of the Drawings

[0022] Figure 1 is a schematic cross-sectional structure view of the carbon black and steel wire separation device applicable to vertical waste tire pyrolysis in Embodiment 1 of the present utility model.

[0023] Figure 2 is a schematic top view structure view of the carbon black and steel wire separation device applicable to vertical waste tire pyrolysis in Embodiment 1 of the present utility model.

[0024] Figure 3 is a schematic cross-sectional structure view of a vertical waste tire pyrolysis furnace with a carbon black and steel wire separation device in Application Embodiment 1 of the present utility model.

[0025] Figure 4 is a schematic top view structure view of a vertical waste tire pyrolysis furnace with a carbon black and steel wire separation device in Application Embodiment 1 of the present utility model.

[0026] Main reference numeral description: <X

[0027] 1 Sealed feeding device 2 Gas outlet

[0028] 3 Pyrolysis chamber 4 Heating device

[0029] 5 Material separation device 6 Rotary driving device

[0030] 5-1 Curved material pusher 5-2 Filter screen

[0031] 5-3 Carbon black discharge port 5-4 First sealing valve

[0032] 5-5 Carbon black storage tank 5-6 Second sealing valve

[0033] S-7 Water seal pool 5-8 Downcomer

[0034] 5-9 Steel wire discharge port Specific Embodiments

[0035] Unless otherwise specified, in the embodiments of the present utility model, the used parts are all conventional parts that can be purchased in the market in the technical field, the connection between the parts is all conventional connection, and the unit is a weight unit.

[0036] Example 1

[0037] As Figure 1 shown, it is a schematic cross-sectional structure diagram of the carbon black and steel wire separation device applicable to vertical waste tire pyrolysis in Example 1 of the present utility model; as Figure 2 shown, it is a schematic top view structure diagram of the carbon black and steel wire separation device applicable to vertical waste tire pyrolysis in Example 1 of the present utility model; wherein, 1 is a sealed feeding device, 2 is an air outlet, 3 is a pyrolysis chamber, 4 is a heating device, 5 is a material separation device, 6 is a rotary rotating device, 5-1 is a curved material pusher, 5-2 is a filter screen, 5-3 is a carbon black discharge port, 5-4 is a first sealing valve, 5-5 is a carbon black storage tank, 5-6 is a second sealing valve, 5-7 is a water seal pool, 5-8 is a downcomer, 5-9 is a steel wire discharge port; the carbon black and steel wire separation device applicable to vertical waste tire pyrolysis of the present utility model includes a carbon black and steel wire separation device body, a curved material pusher 5-1, a filter screen 5-2, a carbon black discharge port 5-3, a first sealing valve 5-4, a carbon black storage tank 5-5, a second sealing valve 5-6, a water seal pool 5-7, a downcomer 5-8, a steel wire discharge port 5-9; the curved material pusher 5-1 is arranged inside the carbon black and steel wire separation device body, the filter screen 5-2 is arranged at the lower part of the carbon black and steel wire separation device body, the carbon black discharge port 5-3 is arranged at the bottom of the carbon black and steel wire separation device body, the carbon black discharge port 5-3 is connected to the first sealing valve 5-4, the first sealing valve 5-4 is connected to the upper end of the carbon black storage tank 5-5, the lower end of the carbon black storage tank 5-5 is connected to the second sealing valve 5-6, the steel wire discharge port 5-9 is arranged on one side of the carbon black and steel wire separation device body, the downcomer 5-8 is connected to the steel wire discharge port 5-9, and the lower end of the downcomer 5-8 is connected to the water seal pool 5-7;

[0038] The steel wire discharge port 5-9 can be 1000mm*800mm - 1500mm*800mm;

[0039] The downcomer 5-8 is made of 310S or 316, and can be a round pipe with a diameter of φ800mm - φ1200mm;

[0040] The curved material pusher 5-1 adopts a curved structure, and the curved surface is designed according to the bottom area of the pyrolysis chamber, and is consistent with the slope of the castable at the bottom, with an inclination angle of 5° - 15°;

[0041] The bending direction of the curved material pusher 5-1 is opposite to the rotation direction of the rotary rotating device 6;

[0042] The filter screen 5-2 adopts a stainless steel wear-resistant wire mesh, and the mesh holes are 5mm - 10mm;

[0043] The first sealing valve 5-4 is made of 304 material, and is provided with a water jacket and is hydraulically pushed;

[0044] The second sealing valve 5-6 is made of 304 material, is provided with a water jacket, and is hydraulically driven.

[0045] Application Example 1

[0046] Vertical waste tire pyrolysis furnace with carbon black and steel wire separation device

[0047] As Figure 3 shown, it is a schematic cross-sectional structure diagram of the vertical waste tire pyrolysis furnace with a carbon black and steel wire separation device in Application Example 1 of the present utility model; as Figure 4 shown, it is a schematic top view structure diagram of the vertical waste tire pyrolysis furnace with a carbon black and steel wire separation device in Embodiment 1 of the present utility model; wherein, 1 is a sealed feeding device, 2 is an air outlet, 3 is a pyrolysis chamber, 4 is a heating device, 5 is a material separation device, and 6 is a rotary rotating device;

[0048] The vertical waste tire pyrolysis furnace with a carbon black and steel wire separation device in Application Example 1 of the present utility model includes a sealed feeding device 1, an air outlet 2, a pyrolysis chamber 3, a heating device 4, a material separation device 5, a rotary rotating device 6, a curved material pusher 5-1, a filter screen 5-2, a carbon black discharge port 5-3, a first sealing valve 5-4, a carbon black storage tank 5-5, a second sealing valve 5-6, a water seal pool 5-7, a downcomer 5-8, and a steel wire discharge port 5-9; the sealed feeding device 1 is connected to the pyrolysis chamber 3, the air outlet 2 is arranged at the upper part of the pyrolysis chamber 3, the heating device 4 is arranged inside the pyrolysis chamber 3, the material separation device 5 is arranged at the lower part of the pyrolysis chamber 3, two material separation devices 5 are symmetrically arranged on both sides of the bottom of the pyrolysis chamber 3, and the rotary rotating device 6 is connected to the heating device 4;

[0049] The sealed feeding device 1 adopts a double-feed sealing valve, which includes a feed bin, a first feed valve, a buffer feed bin, and a second feed valve from top to bottom, and is connected in sequence;

[0050] The pyrolysis chamber 3 adopts a cylindrical shape and is adjusted according to the processing amount of waste tires;

[0051] The heating device 4 adopts a return fire heating device, which is composed of a main flue and branch flues;

[0052] The rotary rotating device 6 adopts gear transmission.

[0053] In the carbon black and steel wire separation device suitable for vertical waste tire pyrolysis in Embodiment 1 of the present utility model, the specific carbon black and steel wire separation steps are as follows:

[0054] 1. Waste tires or rubber are transported to the feed bin and enter the pyrolysis chamber 3 through the sealed feeding device 1, contact with the rotary flue, and are gradually peeled off layer by layer under the thermal radiation of high-temperature flue gas. The gas produced by pyrolysis is discharged from the air outlet 2 and enters the next process;

[0055] 2. The stripped materials accumulate at the bottom of the cylinder body of the cracking chamber 3 as the heating device 4 rotates. When they reach one side of the curved material pusher 5-1, with the accumulation of the materials and the obstruction of the curved material pusher 5-1, they are sequentially fed into the wire discharge ports 5-9 on both sides. When the broken carbon black is pushed towards the outer periphery at the bottom, after being filtered by the filter screen 5-2, it enters the carbon black storage tank 5-5 for cooling. The agglomerated steel wires are squeezed to the wire discharge ports 5-9 on both sides and fall into the water seal pool 5-7 through the downcomer 5-8;

[0056] 3. The bending direction of the curved material pusher 5-1 is opposite to the rotation direction of the rotary device 6, which is convenient for gathering the broken carbon black and steel wires.

[0057] The carbon black and steel wire separation device of the present utility model applicable to vertical waste tire cracking is simple and reasonable, and is easy to effectively separate the carbon black and steel wires of the vertical cracking furnace, thereby realizing the continuous operation of the vertical rotary cracking furnace, facilitating wide promotion and application, and being applicable to the separation of carbon black and steel wires produced by the cracking furnace of waste tires.

[0058] The above are only the preferred specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and inventive concept of the present utility model or equivalent substitution or change, should be covered within the protection scope of the present utility model.

Claims

1. A carbon black and steel wire separation device applicable to vertical waste tire pyrolysis, characterized in that: It includes the carbon black and steel wire separation device body, a curved material pusher, a filter screen, a carbon black discharge port, a first sealing valve, a carbon black storage tank, a second sealing valve, a water seal pool, a downcomer, and a steel wire discharge port; the curved material pusher is arranged inside the carbon black and steel wire separation device body, the filter screen is arranged at the lower part of the carbon black and steel wire separation device body, the carbon black discharge port is arranged at the bottom of the carbon black and steel wire separation device body, the carbon black discharge port is connected to the first sealing valve, the first sealing valve is connected to the upper end of the carbon black storage tank, the lower end of the carbon black storage tank is connected to the second sealing valve, the steel wire discharge port is arranged on one side of the carbon black and steel wire separation device body, the upper end of the downcomer is connected to the steel wire discharge port, and the lower end of the downcomer is connected to the water seal pool.

2. The carbon black and steel wire separation device applicable to vertical waste tire pyrolysis according to claim 1, characterized in that: The carbon black and steel wire separation device body is symmetrically arranged on both sides of the cracking furnace.

3. The carbon black and steel wire separation device applicable to vertical waste tire pyrolysis according to claim 2, wherein: The steel wire discharge port is 1000mm*800mm - 1500mm*800mm.

4. The carbon black and steel wire separation device applicable to vertical waste tire cracking according to claim 3, wherein: The downcomer is made of 310S or 316, with a diameter of φ800mm - φ1200mm.

5. The carbon black and steel wire separation device applicable to vertical waste tire pyrolysis according to claim 4, characterized in that: The curved material pusher adopts a curved structure, and the curved surface is designed according to the bottom area of the cracking chamber, which coincides with the slope of the castable at the bottom, and the inclination angle is 5° - 15°.

6. The carbon black and steel wire separation device applicable to vertical waste tire cracking according to claim 5, characterized in that: The bending direction of the curved material pusher is opposite to the rotation direction of the rotary device.

7. The carbon black and steel wire separation device applicable to vertical waste tire cracking according to claim 6, characterized in that: The filter screen adopts a stainless steel wear-resistant wire mesh, and the mesh holes are 5mm - 10mm.

8. The carbon black and steel wire separation device applicable to vertical waste tire pyrolysis according to claim 7, characterized in that: The first sealing valve is made of 304 material, and is provided with a water jacket and is hydraulically pushed.

9. The carbon black and steel wire separation device applicable to vertical waste tire pyrolysis according to claim 8, wherein: The second sealing valve is made of 304 material, and is provided with a water jacket and is hydraulically pushed.

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