Ash discharging and conveying mechanism of biomass gasifier

Abstract

The utility model discloses a biomass gasifier discharged ash conveying mechanism which comprises a butt joint box, the inner surface of the butt joint box is fixedly connected with a filter plate, the inner surface of the butt joint box is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a lead screw, and the lead screw is connected with a first sliding block in a sliding mode. A first rotating shaft is rotatably connected to the outer surface of the first sliding block, a crushing barrel is fixedly connected to the outer surface of the first rotating shaft, a base is fixedly connected to the inner surface of the butt joint box, a second motor is fixedly connected to the outer surface of the base, an auger is fixedly connected to the output end of the second motor, and a conveying pipe is fixedly connected to the lower surface of the butt joint box; through cooperation of the first motor, the lead screw, the first sliding block, the first rotating shaft and the crushing barrel, large ash or materials which are not completely combusted can be crushed, an ash discharging and conveying mechanism is prevented from being blocked, crushed fine ash residues and residues can be discharged out of a hearth more easily and rapidly, and the ash discharging efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ash discharging of biomass gasifiers, in particular to an ash discharging and conveying mechanism for a biomass gasifier. Background Technique

[0002] The biomass gas produced by a biomass gasifier belongs to a green new energy source and has strong vitality. Since the raw materials for producing biomass gas are crop straws, forestry waste, edible mushroom residues, livestock manure of cattle and sheep, and all combustible substances, it is a renewable resource that is inexhaustible. During the high-temperature gasification reaction of biomass, a large amount of ash and incompletely burned residues will be generated. These materials need to be discharged from the furnace in time to avoid affecting the normal gasification process. However, large pieces of ash and incompletely burned residues are likely to cause blockages. For example, China has disclosed "a gasifier with a dry ash discharging mechanism", and its application number is: "CN201920235862.0". It uses a ash scraping plate to scrape the carbon ash slag generated by fuel gasification into a ash storage box for temporary storage. When the storage amount reaches a certain level, it is discharged into a ash receiver for packing and storage. However, it cannot break large pieces of ash or incompletely burned materials to prevent blockages in the ash discharging and conveying mechanism, and it cannot adjust the rotation speed according to the change of the ash discharging amount, so it cannot improve the ash discharging efficiency. Content of the Utility Model

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide an ash discharging and conveying mechanism for a biomass gasifier. Through the cooperation of a first motor, a lead screw, a first slider, a first rotating shaft and a crushing barrel, it can break large pieces of ash or incompletely burned materials to prevent blockages in the ash discharging and conveying mechanism. The broken fine ash and residues can be discharged from the furnace more easily and quickly, improving the ash discharging efficiency. Through the cooperation of a second motor, a screw conveyor and a conveying pipe, it can convey ash through the screw conveyor, effectively convey the ash slag material in the furnace, improve the ash discharging speed and efficiency, is easy to maintain, and can adjust the rotation speed according to the change of the ash discharging amount, with strong adaptability.

[0004] The present utility model also provides an ash discharging and conveying mechanism for a biomass gasifier having the above-mentioned structure, comprising: a docking box, wherein a filter plate is fixedly connected to the inner surface of the docking box, a first motor is fixedly connected to the inner surface of the docking box, a lead screw is fixedly connected to the output end of the first motor, a first slider is slidably connected to the lead screw, a first rotating shaft is rotatably connected to the outer surface of the first slider, a crushing barrel is fixedly connected to the outer surface of the first rotating shaft, a base is fixedly connected to the inner surface of the docking box, a second motor is fixedly connected to the outer surface of the base, a screw conveyor is fixedly connected to the output end of the second motor, and a conveying pipe is fixedly connected to the lower surface of the docking box. Through the cooperation of the first motor, the lead screw, the first slider, the first rotating shaft and the crushing barrel, larger ash or incompletely burned materials can be crushed to prevent clogging of the ash discharging and conveying mechanism. The crushed fine ash and residues can be discharged from the furnace more easily and quickly, improving the ash discharging efficiency. Through the cooperation of the second motor, the screw conveyor and the conveying pipe, the ash can be conveyed by the screw conveyor, effectively conveying the ash slag in the furnace, improving the ash discharging speed and efficiency, being easy to maintain, and the rotation speed can be adjusted according to the change of the ash discharging amount, with strong adaptability.

[0005] According to the ash discharging and conveying mechanism for a biomass gasifier of the present utility model, the screw conveyor is movably connected to the conveying pipe and movably connected to the docking box, which can facilitate the transmission of materials and can adjust the rotation speed according to the change of the ash discharging amount, with strong adaptability.

[0006] According to the ash discharging and conveying mechanism for a biomass gasifier of the present utility model, a fixing block is fixedly connected to the inner surface of the docking box, and the fixing block is rotatably connected to the lead screw, which can stabilize the other end of the lead screw and ensure the structural stability of the lead screw.

[0007] According to the ash discharging and conveying mechanism for a biomass gasifier of the present utility model, a chute is provided in the docking box, and a second slider is slidably connected in the chute, which can drive the other end of the crushing barrel to slide and support the other end of the crushing barrel.

[0008] According to the ash discharging and conveying mechanism for a biomass gasifier of the present utility model, a second rotating shaft is rotatably connected to the outer surface of the second slider, and the second rotating shaft is fixedly connected to the other end of the crushing barrel, which can drive the other end of the crushing barrel to rotate and support the other end of the crushing barrel.

[0009] According to the ash discharging and conveying mechanism for a biomass gasifier of the present utility model, a discharge box is fixedly connected to the end of the conveying pipe far away from the docking box, effectively discharging the materials.

[0010] A ash conveying mechanism for a biomass gasifier according to the present utility model, a support leg is fixedly connected to the lower surface of the docking box, and a support block is fixedly connected to the lower surface of the support leg, which can stably support the entire device and ensure the stability of the device during operation.

[0011] A ash conveying mechanism for a biomass gasifier according to the present utility model, a crushing block is provided on the crushing barrel, and the upper end of the crushing block is spherical, which can more effectively crush materials and prevent damage to the equipment.

[0012] Beneficial effects

[0013] 1. Compared with the prior art, for this new type of ash conveying mechanism for a biomass gasifier, through the cooperation of the first motor, the lead screw, the first slider, the first rotating shaft and the crushing barrel, it can crush larger ash or incompletely burned materials, prevent blockage of the ash conveying mechanism, and the fine ash residues and residues after crushing can be more easily and quickly discharged from the furnace, improving the ash discharge efficiency.

[0014] 2. Compared with the prior art, for this new type of ash conveying mechanism for a biomass gasifier, through the cooperation of the second motor, the auger and the conveying pipe, it can convey ash through the auger, effectively convey the ash slag in the furnace, improve the ash discharge speed and efficiency, is easy to maintain, and can adjust the rotation speed according to the change of the ash discharge amount, with strong adaptability. Brief description of the drawings

[0015] The present utility model will be further described below in conjunction with the drawings and embodiments;

[0016] Figure 1 It is the right view structure diagram of the ash conveying mechanism of the biomass gasifier of the present utility model;

[0017] Figure 2 It is for the ash conveying mechanism of the biomass gasifier of the present utility model Figure 1 The partial enlarged structure diagram at A;

[0018] Figure 3 It is the right view structure diagram of the ash conveying mechanism of the biomass gasifier of the present utility model;

[0019] Figure 4 It is the schematic diagram of the conveying pipe connection structure of the ash conveying mechanism of the biomass gasifier of the present utility model.

[0020] Legend description:

[0021] 1. Docking box; 2. Filter plate; 3. First motor; 4. Lead screw; 5. First slider; 6. First rotating shaft; 7. Crushing barrel; 8. Conveying pipe; 9. Base; 10. Second motor; 11. Auger. Detailed implementation manners

[0022] This section will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the drawings. The function of the drawings is to supplement the description of the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present utility model. However, it should not be construed as a limitation on the protection scope of the present utility model.

[0023] Refer to Figures 1-4 , in an embodiment of the present utility model, a biomass gasifier ash discharge conveying mechanism includes: a docking box 1 for docking with the ash discharge structure of the biomass gasifier. A filter plate 2 is fixedly connected to the inner surface of the docking box 1 for filtering larger ash or incompletely burned materials. A first motor 3 is fixedly connected to the inner surface of the docking box 1 for providing power to a lead screw 4. The output end of the first motor 3 is fixedly connected to the lead screw 4 for the sliding of a first slider 5. The lead screw 4 is slidably connected with the first slider 5 for driving a crushing barrel 7 to slide. A first rotating shaft 6 is rotatably connected to the outer surface of the first slider 5 for rotating the crushing barrel 7. The crushing barrel 7 is fixedly connected to the outer surface of the first rotating shaft 6 for crushing larger ash or incompletely burned materials. A base 9 is fixedly connected to the inner surface of the docking box 1 for fixing a second motor 10. The second motor 10 is fixedly connected to the outer surface of the base 9 for providing power to a auger 11. The output end of the second motor 10 is fixedly connected to the auger 11 for rotating and transporting materials. A conveying pipe 8 is fixedly connected to the lower surface of the docking box 1 for conveying ash.

[0024] The auger 11 is movably connected to the conveying pipe 8 and movably connected to the docking box 1 for the auger 11 to convey ash. A fixing block is fixedly connected to the inner surface of the docking box 1, and the fixing block is rotatably connected to the lead screw 4 for stabilizing the other end of the lead screw 4. A chute is provided inside the docking box 1 for the sliding of a second slider. The second slider is slidably connected inside the chute for supporting the other end of the crushing barrel 7. A second rotating shaft is rotatably connected to the outer surface of the second slider for rotating the other end of the crushing barrel 7. The second rotating shaft is fixedly connected to the other end of the crushing barrel 7. The end of the conveying pipe 8 away from the docking box 1 is fixedly connected to a discharge box for discharging ash. Support legs are fixedly connected to the lower surface of the docking box 1, and support blocks are fixedly connected to the lower surfaces of the support legs for fixing and supporting the entire device. Crushing blocks are provided on the crushing barrel 7, and the upper ends of the crushing blocks are spherical for crushing larger ash or incompletely burned materials.

[0025] Working principle: During use, the furnace ash is collected through the docking box 1, and then the larger ash or incompletely burned materials are filtered through the filter plate 2. Then, the first motor 3 rotates the lead screw 4, and the first slider 5 slides on the lead screw 4 to drive the crushing barrel 7 to move. At the same time, the first rotating shaft 6 rotates the crushing barrel 7 to crush the materials. Then, the ash enters the conveying pipe 8, and then the second motor 10 drives the auger 11 to rotate to convey the ash through the rotation of the auger 11.

[0026] The above has described the embodiments of the present utility model in detail with reference to the accompanying drawings. However, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art to which it pertains, various changes can also be made without departing from the gist of the present utility model.

Claims

1. A biomass gasification furnace ash conveying mechanism, characterized in that: include: A docking box (1), wherein a filter plate (2) is fixedly connected to the inner surface of the docking box (1), a first motor (3) is fixedly connected to the inner surface of the docking box (1), a screw rod (4) is fixedly connected to the output end of the first motor (3), a first slider (5) is slidably connected to the screw rod (4), the outer surface of the first slider (5) is rotatably connected to a first rotating shaft (6), the outer surface of the first rotating shaft (6) is fixedly connected to a crushing barrel (7), the inner surface of the docking box (1) is fixedly connected to a base (9), the outer surface of the base (9) is fixedly connected to a second motor (10), the output end of the second motor (10) is fixedly connected to an auger (11), and the lower surface of the docking box (1) is fixedly connected to a conveying pipe (8).

2. The ash conveying mechanism for a biomass gasifier according to claim 1, characterized in that: The auger (11) is movably connected to the conveying pipe (8), and the auger (11) is movably connected to the docking box (1).

3. The ash conveying mechanism for a biomass gasifier according to claim 1, characterized in that: A fixing block is fixedly connected to the inner surface of the docking box (1), and the fixing block is rotatably connected to the screw rod (4).

4. The ash conveying mechanism for a biomass gasifier according to claim 1, characterized in that: A slide groove is provided in the docking box (1), and a second sliding block is slidably connected in the slide groove.

5. The ash conveying mechanism for a biomass gasifier according to claim 4, characterized in that: The outer surface of the second sliding block is rotatably connected to a second rotating shaft, and the second rotating shaft is fixedly connected to the other end of the crushing barrel (7).

6. The ash conveying mechanism for a biomass gasifier according to claim 1, characterized in that: One end of the conveying pipe (8) away from the docking box (1) is fixedly connected to a discharge box.

7. The ash conveying mechanism for a biomass gasifier according to claim 1, characterized in that: The lower surface of the docking box (1) is fixedly connected to a support leg, and the lower surface of the support leg is fixedly connected to a support block.

8. The ash conveying mechanism for a biomass gasifier according to claim 1, characterized in that: The crushing barrel (7) is provided with a crushing block, the upper end of which is spherical.

Images