Oxygen-free cracking kiln

Abstract

The utility model discloses an anaerobic cracking kiln, particularly relates to anaerobic cracking kiln technical field, including the kiln body, the bottom end of kiln body is fixedly equipped with the heater, the inside of kiln body is equipped with the filter assembly, the filter assembly includes horizontal plate, filter screen, four support plate and four lead screw, filter screen is fixed in horizontal plate, four support plate is located the horizontal plate bottom, four lead screw is located in the horizontal plate bottom, four lead screw is located in the horizontal plate bottom, four lead screw is located in the horizontal plate bottom. The four supporting plates are fixedly connected with the front side and the rear side in the kiln body correspondingly, and the bottom ends of the four lead screws are fixedly connected with the four supporting plates correspondingly. The two hydraulic cylinders extend to drive the transverse plate to move upwards, so that garbage is driven to move upwards, in the same way, when the two hydraulic cylinders contract, the garbage moves downwards, the process is repeated, the garbage is vibrated, the garbage can be fully heated, meanwhile, liquid penetrates through the filter screen, and the four supporting plates support the transverse plate, so that the garbage can be fully heated. The four lead screws prevent the transverse plate from deflecting during vertical movement, the structure is simple, garbage is evenly heated, and the cracking effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of oxygen-free cracking kilns, and more specifically, to an oxygen-free cracking kiln. Background Art

[0002] Anaerobic pyrolysis kiln is a kind of equipment used to treat organic waste, which converts waste into energy or useful products through the pyrolysis process under high temperature and oxygen-free environment. It is a technology for waste treatment and energy recovery.

[0003] The utility model with the authorization announcement number CN214937227U discloses an organic solid waste anaerobic cracking furnace, including a drying section, an anaerobic cracking section and a cooling section. The drying section is provided with a vacuum feed port and a combustible gas exhaust port; one end of the anaerobic cracking section is connected to the drying section, and the other end is connected to the cooling section; a carbon discharge device is provided at the bottom of the cooling section. By providing the drying section and the anaerobic cracking section, the organic solid waste is dried by utilizing the waste heat generated by the anaerobic cracking section to facilitate the cracking of the anaerobic cracking section. The organic solid waste is completely converted into new energy, namely, combustible gas and carbon, through high-temperature anaerobic cracking. The above patent fully utilizes energy. When in use, the emission of harmful gases is eliminated, which is more environmentally friendly. However, the garbage is generally in a piled state and is heated unevenly, thus affecting the cracking effect. Utility Model Content

[0004] In order to overcome the above defects of the prior art, the utility model provides an oxygen-free cracking kiln, aiming to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solutions: an anaerobic pyrolysis kiln, comprising a kiln body, a heater is fixedly installed at the bottom of the kiln body, a filter assembly is arranged inside the kiln body, and the filter assembly comprises a horizontal plate, a filter screen, four support plates and four screw rods;

[0006] The filter is fixedly installed inside the horizontal plate, the four support plates are located at the bottom of the horizontal plate, the four support plates are fixedly connected to the front and back sides of the kiln body respectively, the bottom ends of the four screw rods are fixedly connected to the four support plates respectively, the top ends of the four screw rods pass through the horizontal plate, two hydraulic cylinders are provided at the bottom of the horizontal plate, and the two hydraulic cylinders are fixedly installed at the bottom of the kiln body.

[0007] Furthermore, four threaded sleeves are provided on the top of the support plate, and the four threaded sleeves are movably sleeved on four screw rods respectively.

[0008] It can be seen that in the above technical solution, the four threaded sleeves are rotated in sequence and moved away from the four screw rods in sequence, thereby releasing the limit on the cross plate.

[0009] Furthermore, the filter screen is provided with protrusions on both the front and rear sides, and the bottom ends of the two protrusions are fixedly connected to the transverse plate.

[0010] It can be seen that in the above technical solution, the protrusion is moved upward to drive the cross plate to move upward, so as to inspect and replace the cross plate.

[0011] Furthermore, the kiln body is provided with a stirring assembly, and the stirring assembly includes a motor, a first rotating shaft, a first connecting plate, a second connecting plate, a second rotating shaft and a stirring blade.

[0012] Furthermore, the motor is fixedly installed on the top of the kiln body, the top of the first rotating shaft is fixedly connected to the end of the motor output shaft, and the first rotating shaft is movably connected to the kiln body through a sealed bearing, the bottom end of the first rotating shaft is fixedly connected to the first connecting plate, the top of the second rotating shaft is fixedly connected to the second connecting plate, and the bottom end of the second rotating shaft is fixedly connected to the stirring blade.

[0013] Furthermore, one side of the kiln body is fixedly connected with two through pipes, and valves are installed on the two through pipes.

[0014] It can be seen that in the above technical solution, gases such as methane and ethylene produced during the cracking process are discharged through one of the through pipes, and liquids such as oil and alcohol produced during the cracking process are discharged through the other through pipe, and the two valves can seal the two through pipes.

[0015] Furthermore, a sealed kiln door is connected to the other side of the kiln body via a hinge, and a transparent plate is fixedly mounted on the sealed kiln door.

[0016] It can be seen that in the above technical solution, the staff opens the sealed kiln door and pours the garbage into the kiln body, and observes the decomposition of the garbage through the transparent plate.

[0017] Technical effects and advantages of the utility model:

[0018] 1. The utility model drives the horizontal plate to move upward by extending two hydraulic cylinders, thereby driving the garbage to move upward. Similarly, when the two hydraulic cylinders are contracted, the garbage moves downward. This cycle is repeated to vibrate the garbage, so that the garbage can be fully heated. At the same time, the liquid passes through the filter screen. The four support plates support the horizontal plate, and the four screw rods prevent the horizontal plate from deflecting when it moves vertically. The structure is simple, the garbage is heated evenly, and the cracking effect is good.

[0019] 2. The utility model drives the first rotating shaft to rotate through the operation of the motor, thereby driving the first connecting plate to rotate, and then driving the second connecting plate to rotate. The second connecting plate drives the second rotating shaft to rotate, thereby driving the stirring blades to rotate. The stirring blades stir the garbage in the kiln body, further making the garbage heated evenly and achieving good use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0021] Figure 1 This is a schematic diagram of the overall structure of an oxygen-free cracking kiln of the utility model;

[0022] Figure 2 This is a side view of the overall structure of an oxygen-free cracking kiln of the utility model;

[0023] Figure 3 This is a schematic diagram of the assembly structure of a kiln body and a stirring assembly of an oxygen-free cracking kiln of the utility model;

[0024] Figure 4 This is a schematic diagram of the assembly structure of a kiln body and a hydraulic cylinder of an oxygen-free cracking kiln of the utility model;

[0025] In the figure: 1. kiln body; 2. heater; 3. sealed kiln door; 4. transparent plate; 5. stirring assembly; 6. valve; 7. through pipe; 8. filter assembly; 9. hydraulic cylinder; 501. motor; 502. first rotating shaft; 503. first connecting plate; 504. second connecting plate; 505. second rotating shaft; 506. stirring blade; 801. cross plate; 802. filter screen; 803. support plate; 804. screw rod; 805. threaded sleeve; 806. bump. DETAILED DESCRIPTION

[0026] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] Refer to the instruction manual Figure 1-4 , an oxygen-free cracking kiln of this embodiment comprises a kiln body 1, a heater 2 is fixedly installed at the bottom end of the kiln body 1, a filter assembly 8 is arranged inside the kiln body 1, and the filter assembly 8 comprises a horizontal plate 801, a filter screen 802, four support plates 803 and four screw rods 804;

[0028] The filter screen 802 is fixedly installed inside the horizontal plate 801, and the four support plates 803 are all located at the bottom of the horizontal plate 801. The four support plates 803 are respectively fixedly connected to the front and rear sides of the inside of the kiln body 1, and the bottom ends of the four screw rods 804 are respectively fixedly connected to the four support plates 803, and the top ends of the four screw rods 804 all pass through the horizontal plate 801. Two hydraulic cylinders 9 are provided at the bottom of the horizontal plate 801, and the two hydraulic cylinders 9 are fixedly installed at the bottom of the inside of the kiln body 1.

[0029] Furthermore, four threaded sleeves 805 are provided on the top of the support plate 803, and the four threaded sleeves 805 are movably mounted on the four screw rods 804 respectively. Bumps 806 are provided on the front and rear sides of the filter screen 802, and the bottom ends of the two bumps 806 are fixedly connected to the cross plate 801. The four threaded sleeves 805 are rotated in turn and moved away from the four screw rods 804 in turn, thereby releasing the limit on the cross plate 801, and the bumps 806 are moved upward to drive the cross plate 801 to move upward, and the cross plate 801 can be inspected and replaced.

[0030] Furthermore, a stirring assembly 5 is provided on the kiln body 1, and the stirring assembly 5 includes a motor 501, a first rotating shaft 502, a first connecting plate 503, a second connecting plate 504, a second rotating shaft 505 and a stirring blade 506. The motor 501 is fixedly installed on the top of the kiln body 1, the top of the first rotating shaft 502 is fixedly connected to the end of the output shaft of the motor 501, and the first rotating shaft 502 is movably connected to the kiln body 1 through a sealed bearing, the bottom end of the first rotating shaft 502 is fixedly connected to the first connecting plate 503, the top end of the second rotating shaft 505 is fixedly connected to the second connecting plate 504, and the bottom end of the second rotating shaft 505 is fixedly connected to the stirring blade 506.

[0031] Among them, the motor 501 is started, and the motor 501 drives the first rotating shaft 502 to rotate, thereby driving the first connecting plate 503 to rotate, and then driving the second connecting plate 504 to rotate. The second connecting plate 504 drives the second rotating shaft 505 to rotate, thereby driving the stirring blade 506 to rotate. The stirring blade 506 stirs the garbage in the kiln body 1, further making the garbage heated evenly and having a good use effect. At the same time, the first connecting plate 503 and the second connecting plate 504 are fixed by four fixing bolts. Before disassembling and repairing the horizontal plate 801, first release the fixation between the second rotating shaft 505 and the first rotating shaft 502, and take out the second rotating shaft 505.

[0032] Furthermore, one side of the kiln body 1 is fixedly connected with two through pipes 7, both of which are equipped with valves 6, and the other side of the kiln body 1 is connected with a sealed kiln door 3 through a hinge, and a transparent plate 4 is fixedly installed on the sealed kiln door 3.

[0033] The method of using this embodiment is:

[0034] When in use, the staff opens the sealed kiln door 3 and pours garbage into the kiln body 1, observes the cracking of the garbage through the transparent plate 4, starts the heater 2, and the heater 2 works to heat the garbage in the kiln body 1. The methane, ethylene and other gases produced during the cracking process are discharged through one of the through pipes 7, and the oil, alcohol and other liquids produced during the cracking process are discharged through the other through pipe 7. The two valves 6 can seal the two through pipes 7.

[0035] Start the two hydraulic cylinders 9. The two hydraulic cylinders 9 extend to drive the horizontal plate 801 to move upward, thereby driving the garbage to move upward. Similarly, when the two hydraulic cylinders 9 contract, the garbage moves downward. This cycle is repeated to vibrate the garbage so that the garbage can be fully heated. At the same time, the liquid passes through the filter screen 802. The four support plates 803 support the horizontal plate 801. The four screw rods 804 prevent the horizontal plate 801 from deflecting when moving vertically. The structure is simple, the garbage is heated evenly, and the cracking effect is good.

[0036] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An oxygen-free cracking kiln, comprising a kiln body (1), a heater (2) being fixedly mounted at the bottom end of the kiln body (1), characterized in that: A filter assembly (8) is provided inside the kiln body (1), and the filter assembly (8) comprises a transverse plate (801), a filter screen (802), four support plates (803) and four screw rods (804); The filter screen (802) is fixedly installed inside the transverse plate (801), the four support plates (803) are all located at the bottom of the transverse plate (801), the four support plates (803) are respectively fixedly connected to the front and rear sides of the inside of the kiln body (1), the bottom ends of the four screw rods (804) are respectively fixedly connected to the four support plates (803), the top ends of the four screw rods (804) all pass through the transverse plate (801), and two hydraulic cylinders (9) are provided at the bottom of the transverse plate (801), and the two hydraulic cylinders (9) are both fixedly installed at the bottom end of the inside of the kiln body (1).

2. The oxygen-free pyrolysis kiln according to claim 1, characterized in that: Four threaded sleeves (805) are provided on the top of the support plate (803), and the four threaded sleeves (805) are movably sleeved on four screw rods (804) respectively.

3. The oxygen-free pyrolysis kiln according to claim 1, characterized in that: The filter screen (802) is provided with protrusions (806) on both the front and rear sides, and the bottom ends of the two protrusions (806) are fixedly connected to the horizontal plate (801).

4. The oxygen-free pyrolysis kiln according to claim 1, characterized in that: The kiln body (1) is provided with a stirring assembly (5), and the stirring assembly (5) comprises a motor (501), a first rotating shaft (502), a first connecting plate (503), a second connecting plate (504), a second rotating shaft (505) and a stirring blade (506).

5. The oxygen-free pyrolysis kiln according to claim 4, characterized in that: The motor (501) is fixedly mounted on the top of the kiln body (1); the top of the first rotating shaft (502) is fixedly connected to the end of the output shaft of the motor (501); the first rotating shaft (502) is movably connected to the kiln body (1) via a sealed bearing; the bottom end of the first rotating shaft (502) is fixedly connected to the first connecting plate (503); the top of the second rotating shaft (505) is fixedly connected to the second connecting plate (504); and the bottom end of the second rotating shaft (505) is fixedly connected to the stirring blade (506).

6. The oxygen-free pyrolysis kiln according to claim 1, characterized in that: One side of the kiln body (1) is fixedly connected with two through pipes (7), and valves (6) are installed on the two through pipes (7).

7. The oxygen-free pyrolysis kiln according to claim 1, characterized in that: The other side of the kiln body (1) is connected to a sealed kiln door (3) via a hinge, and a transparent plate (4) is fixedly mounted on the sealed kiln door (3).

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