Activated carbon compression device for pyrolysis of agricultural and forestry waste biomass

Abstract

The utility model discloses an agricultural and forestry waste biomass pyrolysis activated carbon compression device which comprises a box body, the top of the box body is fixedly sleeved with a tank body, the top of the tank body is provided with a first servo motor, the output end of the first servo motor is in transmission connection with a rotating shaft, and the outer side of the bottom end of the rotating shaft is provided with a cross-shaped support through a bearing. A plurality of grinding blades are fixedly mounted on the outer side of the rotating shaft, and a conical spiral plate is fixedly mounted on the outer side of the bottom end of the rotating shaft; by means of the hollow metal net plate, when airflow of the air pump enters the steam box, water bubbles are blown, overflow is avoided through blocking of the hollow metal net plate, steam discharging is accelerated through the bubbles, the effect of dynamic mixing of water is achieved after the bubbles are broken, heat exchange of the spiral electric heater to water flow is facilitated, and the steam box has the advantages of being energy-saving and environment-friendly. And the steam discharge stability and efficiency are high.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural and forestry waste pyrolysis treatment equipment, in particular to an activated carbon compression device for agricultural and forestry waste biomass pyrolysis. Background Art

[0002] Agricultural and forestry waste is an important member of waste, an important biomass resource, and an important renewable resource. The energy conversion and utilization of agricultural and forestry waste is one of the research hotspots in the field of renewable energy. Agricultural and forestry waste mainly includes straw, rice husks, edible fungus substrates, scraps, firewood, bark, peanut shells, branches, peels, shavings, etc. Agricultural and forestry waste contains a variety of usable substances, among which cellulose and hemicellulose are two important ones. Cellulose is an important component of wood biomass and the most abundant renewable resource on earth. Cellulose can be converted into clean fuel and chemical ethanol. The key to its conversion is to find an effective way to hydrolyze cellulose into soluble fermentable sugars such as glucose.

[0003] After the pyrolysis process of agricultural and forestry waste biomass, some carbonized materials and other wood ashes will remain. These biochars will be processed later. The existing technology generally uses the biochar for simple combustion or fine processing in the factory. There is a lack of miniaturized field processing equipment, which cannot cope with the biochar compression operation after bio-pyrolysis and carbonization collected in rural and agricultural and forestry areas. Based on this, an activated carbon compression device for pyrolysis of agricultural and forestry waste biomass is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide an activated carbon compression device for pyrolysis of agricultural and forestry waste biomass to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an activated carbon compression device for pyrolysis of agricultural and forestry waste biomass, comprising a box body, a tank body is fixedly sleeved on the top of the box body, a servo motor 1 is arranged on the top of the tank body, a rotating shaft is connected to the output end of the servo motor 1, a cross bracket is installed on the outer side of the bottom end of the rotating shaft through a bearing, a plurality of grinding blades are fixedly installed on the outer side of the rotating shaft, a conical spiral plate is fixedly installed on the outer side of the bottom end of the rotating shaft, a spiral transmission plate is fixedly installed on the outer side of the bottom end of the rotating shaft, a guide pipe is connected to the bottom of the tank body, a turntable is fixedly installed on the bottom end of the rotating shaft, a plurality of annular grooves are opened on the outer side of the turntable, a mold cylinder is connected to the end of the guide pipe away from the tank body, a guide cone is fixedly installed at the connection between the mold cylinder and the guide pipe, and a servo motor is fixedly installed inside the box body. Machine 2, the output end of the servo motor 2 is transmission connected with a rotating rod, the outer side of the rotating rod is sleeved with a sealed bearing, the outer side of the rotating rod is fixedly installed with a spiral guide plate, the outer side of the rotating rod is fixedly installed with a spiral extrusion forming plate, the top of the box body is fixedly installed with a steam box, the bottom of the inner cavity of the steam box is fixedly installed with a plurality of spiral electric heaters, the top of the spiral electric heater is fixedly installed with a hollow metal mesh plate, the top of the steam box is fixedly sleeved with a connecting pipe, the inside of the connecting pipe is provided with a one-way throttle valve, the bottom end of the connecting pipe is connected with a spray head, a connecting pipe is fixedly penetrated on one side of the top of the steam box, the connecting pipe is fixedly penetrated to the inside of the tank body at one end away from the steam box and is connected with an annular pipe, a plurality of spray holes are provided at the bottom of the annular pipe, an air pump is fixedly installed on the top of the box body, and the top of the tank body is connected with a feeding pipe.

[0006] Preferably, the servo motor is fixedly mounted on the top of the tank body through a bracket, the tank body is fixed on the top of the box body through the bracket, the rotating shaft passes through the tank body through a bearing and extends to the inside of the tank body, and the cross bracket is fixedly mounted inside the guide pipe.

[0007] Preferably, the grinding blades are spirally distributed evenly on the outside of the rotating shaft.

[0008] Preferably, the specifications and dimensions of the conical spiral plate are compatible with the specifications and dimensions inside the bottom end of the tank body, the specifications and dimensions of the spiral conveyor plate are compatible with the specifications and dimensions of the guide tube, gaps are left between the turntable and the tank body and between the spiral conveyor plate and the guide tube, and the annular grooves are evenly distributed on the outside of the turntable in a circular shape.

[0009] Preferably, the outer side of the sealing bearing is fixedly sleeved through the side wall of the guide tube, the guide tube is L-shaped, the interior of the mold tube is hexagonal, the outer side of the spiral guide plate is in contact with the inner wall of the guide tube through a spiral rubber strip, and the specifications and dimensions of the spiral extrusion molding plate are compatible with the specifications and dimensions of the mold tube.

[0010] Preferably, the hollow metal mesh plate is fixedly mounted on the inner wall of the steam box, the spiral electric heater is evenly distributed circumferentially inside the steam box, the spray holes are evenly distributed circumferentially inside the annular tube, the annular tube is fixed to the inside of the tank body by a bracket, the annular tube is located at the top of the conical spiral plate, and the output end of the air pump is connected to the bottom of the hollow metal mesh plate.

[0011] Compared with the prior art, the beneficial effect of the utility model is as follows: when the equipment is in use, the user puts the treated pyrolysis residue into the interior of the tank through the feed pipe, starts the servo motor to drive the rotating shaft to rotate, the rotating shaft drives the grinding blade to rotate and break the solid particles, and then transmits and guides the flow upward through the conical spiral plate, and at the same time, the spiral transmission plate transmits the powder upward to mix and stir with the transmission, extrusion and mixing of the conical spiral plate, at the same time, the air pump starts to blow air into the steam box through the output end, the outer end of the connecting pipe is connected to the water pump, the water flows through the connecting pipe and the one-way throttle valve to enter the spray head and spray on the top of the hollow metal mesh plate, and the spiral electric heater starts to heat the water flow inside the steam box to form steam, and through The flow of the connecting pipe enters the inside of the ring pipe, and is guided to the inside of the tank through the spray hole. After contacting with the ground and crushed biochar, the powder is moistened. Then the servo motor 1 reverses to convey the mixed wet powder downward, and enters the inside of the guide tube through the conical spiral plate and the spiral conveyor plate, and flows to the inside of the guide tube under the outer periphery through the limit of the turntable and the ring groove. At this time, the servo motor 2 starts to drive the rotating rod to rotate, and is pushed into the inside of the mold barrel through the extrusion of the spiral guide plate, and is introduced through the mold barrel through the spiral extrusion molding sheet and the spiral guide plate. The operator can collect the extruded carbon strips, which is convenient for carbon extrusion molding, can be applied to the needs of rural and agricultural and forestry small operations, and is convenient for self-processing;

[0012] Through the hollow metal mesh plate, when the airflow of the air pump enters the steam box, the water is blown into bubbles, which are blocked by the hollow metal mesh plate to prevent overflow. The steam discharge is accelerated by the bubbles, and the dynamic mixing effect of the water is achieved after the bubbles burst, which facilitates the heat exchange of the spiral electric heater with the water flow, making the steam discharge stable and efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the front three-dimensional appearance structure of the utility model.

[0014] Figure 2 It is a schematic diagram of the rear-view stereoscopic appearance structure of the utility model.

[0015] Figure 3 It is a front sectional structural schematic diagram of the utility model.

[0016] Figure 4 For this utility model Figure 3Enlarged structural diagram at A in the middle.

[0017] Figure 5 For this utility model Figure 3 Enlarged structural diagram at B in the middle.

[0018] In the figure: 1. box body; 2. tank body; 3. servo motor 1; 4. feed pipe; 5. steam box; 6. connecting pipe; 7. air pump; 8. connecting pipe; 9. mold cylinder; 10. rotating rod; 11. rotating shaft; 12. grinding blade; 13. spiral extrusion forming sheet; 14. spiral guide plate; 15. guide pipe; 16. servo motor 2; 17. sealed bearing; 18. one-way throttle valve; 19. hollow metal mesh plate; 20. spiral electric heater; 21. sprinkler head; 22. ring pipe; 23. spray hole; 24. spiral conveyor plate; 25. cross bracket; 26. turntable; 27. ring groove; 28. guide cone; 29. ​​conical spiral plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-Figure 5The utility model provides a technical solution: an activated carbon compression device for pyrolysis of agricultural and forestry waste biomass, comprising a box body 1, a tank body 2 is fixedly sleeved on the top of the box body 1, a servo motor 3 is arranged on the top of the tank body 2, a rotating shaft 11 is transmission-connected at the output end of the servo motor 3, a cross bracket 25 is installed on the outer side of the bottom end of the rotating shaft 11 through a bearing, a plurality of grinding blades 12 are fixedly installed on the outer side of the rotating shaft 11, a conical spiral plate 29 is fixedly installed on the outer side of the bottom end of the rotating shaft 11, a spiral transmission plate 24 is fixedly installed on the outer side of the bottom end of the rotating shaft 11, a guide pipe 15 is connected to the bottom of the tank body 2, a turntable 26 is fixedly installed on the bottom end of the rotating shaft 11, a plurality of annular grooves 27 are provided on the outer side of the turntable 26, a mold tube 9 is connected to the end of the guide pipe 15 away from the tank body 2, a guide cone 28 is fixedly installed at the connection between the mold tube 9 and the guide pipe 15, and a servo motor 16 is fixedly installed inside the box body 1 The output end of the servo motor 2 16 is transmission-connected with a rotating rod 10, a sealed bearing 17 is sleeved on the outer side of the rotating rod 10, a spiral guide plate 14 is fixedly installed on the outer side of the rotating rod 10, a spiral extrusion forming sheet 13 is fixedly installed on the outer side of the rotating rod 10, a steam box 5 is fixedly installed on the top of the box body 1, a plurality of spiral electric heaters 20 are fixedly installed on the bottom of the inner cavity of the steam box 5, a hollow metal mesh plate 19 is fixedly installed on the top of the spiral electric heater 20, a connecting pipe 6 is fixedly sleeved on the top of the steam box 5, a one-way throttle valve 18 is arranged inside the connecting pipe 6, and a spray head 21 is connected to the bottom end of the connecting pipe 6, a connecting pipe 8 is fixedly penetrated on one side of the top of the steam box 5, and the connecting pipe 8 is fixedly penetrated to the inside of the tank body 2 at one end away from the steam box 5 and is connected to a ring pipe 22, and a plurality of spray holes 23 are provided at the bottom of the ring pipe 22, an air pump 7 is fixedly installed on the top of the box body 1, and a feed pipe 4 is connected to the top of the tank body 2.

[0021] The working principle of the above technical solution is as follows: when in use, the user puts the treated pyrolysis residue into the interior of the tank body 2 through the feed pipe 4, starts the servo motor 3 to drive the rotating shaft 11 to rotate, the rotating shaft 11 drives the grinding blade 12 to rotate and break the solid particles, and then transmits and guides the flow upward through the conical spiral plate 29, and at the same time, the spiral transmission plate 24 transmits the powder upward to mix and stir with the transmission, extrusion and mixing of the conical spiral plate 29, at the same time, the air pump 7 starts to blow air into the steam box 5 through the output end, the outer end of the connecting pipe 6 is connected to the water pump, and the water flows through the connecting pipe 6 and the one-way throttle valve 18 to enter the spray head 21 and spray on the top of the hollow metal mesh plate 19, and the spiral electric heater 20 starts to heat the water flow inside the steam box 5 to form steam, and passes through the guide of the connecting pipe 8. It enters the interior of the annular tube 22, is guided to the interior of the tank body 2 through the spray hole 23, and is wetted by the ground biochar after contacting it. Then the servo motor 13 reverses to convey the mixed wet powder downward, and enters the interior of the guide tube 15 through the guidance of the conical spiral plate 29 and the spiral transmission plate 24, and flows to the interior of the guide tube 15 at the outer periphery through the limit of the turntable 26 and the annular groove 27. At this time, the servo motor 2 16 starts to drive the rotating rod 10 to rotate, and is pushed to the interior of the mold barrel 9 through the extrusion of the spiral guide plate 14. It is introduced through the mold barrel 9 through the spiral extrusion molding sheet 13 and the spiral guide plate 14. The operator can collect the extruded charcoal strips, which is convenient for carbon extrusion molding, can be suitable for small-scale operations in rural areas and agriculture and forestry, and is convenient for self-processing.

[0022] In another embodiment, Figure 1-Figure 3 As shown, the servo motor 3 is fixedly installed on the top of the tank body 2 through a bracket, the tank body 2 is fixed on the top of the box body 1 through a bracket, the rotating shaft 11 passes through the tank body 2 through a bearing and extends to the inside of the tank body 2, and the cross bracket 25 is fixedly installed inside the guide tube 15.

[0023] After the servo motor 3 is fixed, it rotates to drive the rotating shaft 11 to rotate. The rotation of the rotating shaft 11 is maintained stable through the support of the bearing and the cross bracket 25, which facilitates the stable operation of the structure and increases the structural stability effect.

[0024] In another embodiment, Figure 3-Figure 5 As shown, the grinding blades 12 are spirally distributed evenly on the outer side of the rotating shaft 11.

[0025] The grinding blades 12 are evenly distributed in a spiral shape on the outside of the rotating shaft 11, which is convenient for increasing the crushing of the carbon blocks, improving the crushing efficiency, and achieving a good overall use effect.

[0026] In another embodiment, Figure 3-Figure 5As shown, the specifications and dimensions of the conical spiral plate 29 are compatible with the specifications and dimensions of the bottom end of the tank body 2, the specifications and dimensions of the spiral transmission plate 24 are compatible with the specifications and dimensions of the guide tube 15, and gaps are left between the turntable 26 and the tank body 2 and between the spiral transmission plate 24 and the guide tube 15, and the annular grooves 27 are evenly distributed on the outer side of the turntable 26 in a circular shape.

[0027] When the rotating shaft 11 rotates, the conical spiral plate 29, the spiral conveying plate 24 and the rotating disk 26 are respectively driven to rotate, which is convenient for coordinated operation, so that the carbon powder is evenly transferred and stirred and mixed, thereby improving the efficiency of the operation.

[0028] In another embodiment, Figure 3-Figure 5 As shown, the outer side of the sealed bearing 17 is fixedly sleeved through the side wall of the guide tube 15, the guide tube 15 is L-shaped, the interior of the mold tube 9 is hexagonal, the outer side of the spiral guide plate 14 is in contact with the inner wall of the guide tube 15 through a spiral rubber strip, and the specifications and dimensions of the spiral extrusion molding sheet 13 are compatible with the specifications and dimensions of the mold tube 9.

[0029] The sealed bearing 17 provides stable support for the rotating rod 10, and the spiral guide plate 14 fits against the inner wall of the guide tube 15, so as to apply a stable propulsion compression force while providing a certain support for the rotating rod 10, so that the rotating rod 10 and the spiral extrusion forming sheet 13 maintain a non-contact stable state inside the mold barrel 9, which is convenient for the wet carbon powder to be conveyed and propulsed.

[0030] In another embodiment, Figure 3-Figure 5 As shown, the hollow metal mesh plate 19 is fixedly installed on the inner wall of the steam box 5, the spiral electric heater 20 is evenly distributed in a circle inside the steam box 5, the spray holes 23 are evenly distributed in a circle inside the ring tube 22, the ring tube 22 is fixed to the inside of the tank body 2 by a bracket, the ring tube 22 is located at the top of the conical spiral plate 29, and the output end of the air pump 7 is connected to the bottom of the hollow metal mesh plate 19.

[0031] By setting the hollow metal mesh plate 19, when the airflow of the air pump 7 enters the steam box 5, the water is blown into bubbles, which are blocked by the hollow metal mesh plate 19 to prevent overflow. The steam discharge is accelerated by the bubbles, and the dynamic mixing effect of the water is achieved after the bubbles burst, which facilitates the heat exchange of the water flow by the spiral electric heater 20, so that the steam discharge is stable and efficient.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An activated carbon compression device for pyrolysis of agricultural and forestry waste biomass, comprising a housing (1), characterized in that: The top of the box body (1) is fixedly sleeved with a tank body (2), the top of the tank body (2) is provided with a servo motor (3), the output end of the servo motor (3) is drivingly connected with a rotating shaft (11), the outer side of the bottom end of the rotating shaft (11) is installed with a cross bracket (25) through a bearing, the outer side of the rotating shaft (11) is fixedly installed with a plurality of grinding blades (12), the outer side of the bottom end of the rotating shaft (11) is fixedly installed with a conical spiral plate (29), and the outer side of the bottom end of the rotating shaft (11) is fixedly installed with a spiral transmission plate (24). The bottom of the tank body (2) is connected to a guide tube (15), a rotating disk (26) is fixedly installed at the bottom end of the rotating shaft (11), a plurality of annular grooves (27) are provided on the outer side of the rotating disk (26), one end of the guide tube (15) away from the tank body (2) is connected to a mold cylinder (9), a guide cone (28) is fixedly installed at the connection between the mold cylinder (9) and the guide tube (15), a servo motor 2 (16) is fixedly installed inside the box body (1), and the output end of the servo motor 2 (16) is transmission-connected to a rotating rod (10) The outer side of the rotating rod (10) is sleeved with a sealed bearing (17), the outer side of the rotating rod (10) is fixedly mounted with a spiral guide plate (14), the outer side of the rotating rod (10) is fixedly mounted with a spiral extrusion forming plate (13), the top of the box body (1) is fixedly mounted with a steam box (5), the bottom of the inner cavity of the steam box (5) is fixedly mounted with a plurality of spiral electric heaters (20), the top of the spiral electric heater (20) is fixedly mounted with a hollow metal mesh plate (19), the top of the steam box (5) is fixedly sleeved with a connecting A connecting pipe (6) is provided inside the connecting pipe (6), a one-way throttle valve (18) is arranged inside the connecting pipe (6), a spray head (21) is connected to the bottom end of the connecting pipe (6), a connecting pipe (8) is fixedly passed through one side of the top of the steam box (5), the connecting pipe (8) is fixedly passed through the inside of the tank body (2) at one end away from the steam box (5) and is connected to a ring pipe (22), a plurality of spray holes (23) are opened at the bottom of the ring pipe (22), an air pump (7) is fixedly installed on the top of the tank body (1), and a feed pipe (4) is connected to the top of the tank body (2).

2. The activated carbon compression device for pyrolysis of agricultural and forestry waste biomass according to claim 1 is characterized by: The servo motor 1 (3) is fixedly mounted on the top of the tank body (2) via a bracket, the tank body (2) is fixed to the top of the box body (1) via a bracket, the rotating shaft (11) movably penetrates the tank body (2) via a bearing and extends to the inside of the tank body (2), and the cross bracket (25) is fixedly mounted inside the guide tube (15).

3. The activated carbon compression device for pyrolysis of agricultural and forestry waste biomass according to claim 1 is characterized by: The grinding blades (12) are spirally distributed evenly on the outer side of the rotating shaft (11).

4. The activated carbon compression device for pyrolysis of agricultural and forestry waste biomass according to claim 1 is characterized by: The size of the conical spiral plate (29) is compatible with the size of the bottom of the tank body (2), the size of the spiral conveying plate (24) is compatible with the size of the guide tube (15), gaps are left between the turntable (26) and the tank body (2) and between the spiral conveying plate (24) and the guide tube (15), and the annular grooves (27) are evenly distributed on the outer side of the turntable (26) in a circumferential manner.

5. The activated carbon compression device for pyrolysis of agricultural and forestry waste biomass according to claim 1 is characterized by: The outer side of the sealing bearing (17) is fixedly sleeved and penetrates the side wall of the guide tube (15); the guide tube (15) is L-shaped; the interior of the mold barrel (9) is hexagonal; the outer side of the spiral guide sheet (14) is in contact with the inner wall of the guide tube (15) via a spiral rubber strip; and the specification and size of the spiral extrusion molding sheet (13) are compatible with the specification and size of the mold barrel (9).

6. The activated carbon compression device for pyrolysis of agricultural and forestry waste biomass according to claim 1, characterized in that: The hollow metal mesh plate (19) is fixedly mounted on the inner wall of the steam box (5); the spiral electric heater (20) is evenly distributed in a circumferential manner inside the steam box (5); the spray holes (23) are evenly distributed in a circumferential manner inside the annular tube (22); the annular tube (22) is fixed to the inside of the tank body (2) through a bracket; the annular tube (22) is located at the top of the conical spiral plate (29); and the output end of the air pump (7) is connected to the bottom of the hollow metal mesh plate (19).

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