Pulverizer for biomass fuel processing

Abstract

The utility model discloses a crusher for biomass fuel processing, which belongs to the technical field of crushers, and comprises a main body, a first motor, a second motor, a second motor, a first screw, a second screw, a second screw, a third screw and a fourth screw, the top wall of the main body is fixedly connected with a feeding hopper, and the output end of the first motor is fixedly connected with a rotating rod; the discharging box is fixedly connected to the inner wall of the main body, and sliding grooves which are symmetrically distributed are formed in the inner wall of the discharging box; a cover plate is slidably connected to the inner wall of the feeding hopper, and a rack is fixedly connected to the outer wall of the cover plate. According to the utility model, the crushed raw materials are filtered through the filter plates with different sizes on the material distribution box, the filter holes in the filter plates from the high position to the low position are gradually reduced, and then the material distribution box is pulled by a handle to move out of the discharge box so as to re-crush the large-particle raw materials; the problem that in the prior art, raw materials are mixed together due to different smashing degrees during smashing, and the fuel processing quality is affected is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pulverizers, in particular to a pulverizer used for biomass fuel processing. Background Art

[0002] Biomass fuel refers to renewable energy derived from biomass (such as plants, trees, crop residues, animal manure, etc.), which is used to generate energy through combustion or fermentation. Biomass fuel mainly includes solid biomass fuel, liquid biomass fuel and gaseous biomass fuel. Biomass fuel needs to be crushed during processing. The purpose of crushing biomass is to process the original biomass materials (such as wood, straw, corn stalks, etc.) into granular or powdered forms suitable for further processing and utilization.

[0003] After searching, the Chinese patent authorization number CN216727417U discloses a vertical pulverizer for biomass fuel processing, including a main body, a feeding cavity is provided inside the main body, and a crushing cavity is provided inside the main body near the upper part of the feeding cavity, a protrusion is installed on the inner wall of the crushing cavity, a feeding hopper is installed on the top of the main body, a first motor is fixedly connected to one side of the main body, and a crushing assembly is installed on the other side, and one end of the first motor extending to the inside of the feeding cavity is rotatably connected to an auger, and a discharge pipe is installed on one side of the main body. The vertical pulverizer for biomass fuel processing in the above patent has the following shortcomings: 1. The device opens the main body feed port by manually pulling the top cover and feeds after the feeding is completed. This operation needs to be completed manually, which is time-consuming and labor-intensive; 2. The device directly performs the discharge operation through the auger, but this will cause the raw materials that do not meet the crushing standards to be mixed with the raw materials that meet the crushing standards, affecting the processing quality. Utility Model Content

[0004] The utility model aims to solve the problems in the prior art that it is time-consuming and laborious to manually open the top cover and that raw materials with different degrees of pulverization will be mixed together and affect the quality of fuel processing, and proposes a pulverizer for biomass fuel processing.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A pulverizer for biomass fuel processing, comprising a main body, a top wall of which is fixedly connected to a hopper, and further comprising:

[0007] A first motor is fixedly connected to the top wall of the main body, and an output end of the first motor is fixedly connected to a rotating rod;

[0008] A discharge box is fixedly connected to the inner wall of the main body, and the inner wall of the discharge box is provided with symmetrically distributed sliding grooves;

[0009] The inner wall of the hopper is slidably connected to a cover plate, the outer wall of the cover plate is fixedly connected to a rack, the inner wall of the hopper is also fixedly connected to a uniformly distributed spring, one end of the spring away from the hopper is fixedly connected to an extrusion plate, and the outer wall of the extrusion plate abuts against the outer wall of the cover plate;

[0010] A filter and material distribution component, the filter and material distribution component comprises a slider slidably connected to the inner wall of the slide groove, the outer wall of the slider is fixedly connected to a material distribution box, the inner wall of the material distribution box is fixedly connected to a filter plate, and the outer wall of the material distribution box is fixedly connected to a handle;

[0011] The driving linkage component is arranged on the outer wall of the rotating rod.

[0012] As a preferred technical solution of the present application, the driving connection assembly includes a pulley fixedly connected to the outer wall of the rotating rod, the outer wall of the pulley is provided with a belt body, the end of the belt body away from the pulley is provided with a driving bevel gear, the inner wall of the driving bevel gear is rotatably connected to a supporting connecting rod, the top wall of the supporting connecting rod is rotatably connected to a driven bevel gear, and the driven bevel gear is meshed and connected with the driving bevel gear.

[0013] As a preferred technical solution of the present application, a circular gear is fixedly connected to the top wall of the driven bevel gear, and an outer wall of the circular gear is meshed and connected to the rack.

[0014] As a preferred technical solution of the present application, one end of the supporting connecting rod away from the driving bevel gear is fixedly connected to the outer wall of the main body.

[0015] As a preferred technical solution of the present application, a second motor is fixedly connected to the outer wall of the main body, and an auger is fixedly connected to the output end of the second motor.

[0016] Compared with the prior art, the utility model provides a pulverizer for biomass fuel processing, which has the following beneficial effects:

[0017] 1. The pulverizer for biomass fuel processing drives the bevel gear to rotate through the first motor through the pulley and the belt, and then the meshing driven bevel gear drives the circular gear to rotate, so that the meshing transmission drives the rack and the cover plate to slide. After the cover plate is completely slid into the discharge box, the rack is always in meshing transmission with the circular gear through the extrusion plate and the spring, and then returns to its original position. There is no need to manually open the cover plate and no need to set up an additional driving device, which saves cost, time and manpower, and solves the problem of time-consuming and labor-intensive manual opening of the top cover in the prior art;

[0018] 2. The pulverizer used for biomass fuel processing filters the pulverized raw materials through filter plates of different sizes set on the distribution box, and the filter holes in the filter plates from high position to low position decrease from large to small. Then, the distribution box is pulled out of the discharge box by the handle to re-crush the large particles of raw materials, which solves the problem in the prior art that raw materials with different degrees of pulverization will be mixed together and affect the fuel processing quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is a cross-sectional view of the utility model;

[0021] Figure 3 This is a partial structural schematic diagram of the extruded plate of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the driving bevel gear part of the utility model;

[0023] Figure 5 It is a partial exploded view of the material distribution box of the present utility model.

[0024] In the figure:

[0025] 1. Main body; 2. Feeding hopper; 3. First motor; 4. Second motor; 5. Auger; 6. Discharge box; 7. Cover plate; 8. Rack; 9. Spring; 10. Extrusion plate; 11. Support connecting rod; 12. Driving bevel gear; 13. Driven bevel gear; 14. Circular gear; 15. Rotating rod; 16. Pulley; 17. Belt body; 18. Slide; 19. Distributor box; 20. Filter plate; 21. Handle; 22. Slider. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

[0027] Example:

[0028] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5A pulverizer for biomass fuel processing includes a main body 1, a top wall of the main body 1 is fixedly connected with a hopper 2, and a raw material is added and pulverized through the hopper 2, and also includes:

[0029] The first motor 3 is fixedly connected to the top wall of the main body 1. The output end of the first motor 3 is fixedly connected to a rotating rod 15. The output end of the first motor 3 drives the rotating rod 15 to rotate, thereby driving the internal crushing roller (not shown in the figure) to crush the raw materials;

[0030] The discharge box 6 is fixedly connected to the inner wall of the main body 1, and the inner wall of the discharge box 6 is provided with symmetrically distributed slide grooves 18, and the discharge box 6 is used for the removal operation of the raw materials;

[0031] The inner wall of the hopper 2 is slidably connected with a cover plate 7, and the outer wall of the cover plate 7 is fixedly connected with a rack 8. The inner wall of the hopper 2 is also fixedly connected with a uniformly distributed spring 9. The end of the spring 9 away from the hopper 2 is fixedly connected with an extrusion plate 10, and the outer wall of the extrusion plate 10 is against the outer wall of the cover plate 7. When the cover plate 7 completely slides into the hopper 2, the circular gear 14 is meshed with the last tooth groove of the rack 8, and the circular gear 14 always rotates and meshes to push the rack 8 and the cover plate 7 to move, that is, squeezes the extrusion plate 10 to move. At this time, the spring 9 is squeezed to elastically store force. After the cover plate 7 moves a certain distance, the spring 9 releases the elastic stored force, so that the cover plate 7 and the rack 8 return to their original positions, thereby achieving the normal rotation of the circular gear 14 without affecting it, that is, it does not affect the first motor 3 to drive the rotating rod 15 and the crushing roller (not shown in the figure) to rotate and crush the raw materials;

[0032] The filtering and distributing component includes a slider 22 slidably connected to the inner wall of the chute 18, the outer wall of the slider 22 is fixedly connected to a distributing box 19, the inner wall of the distributing box 19 is fixedly connected to a filter plate 20, and the outer wall of the distributing box 19 is fixedly connected to a handle 21; when the raw materials pass through the first filter plate 20, the raw materials that meet the standards will pass through its filter plate 20 and enter the inside of the distributing box 19, and the larger raw materials will pass through the larger filter plate 20 and enter the inside of the distributing box 19, and then the larger distributing box 19 is pulled by the handle 21 so that the distributing box 19 slides inside the chute 18 through the slider 22, thereby extracting the distributing box 19 and re-adding it to the feeding hopper 2 for secondary processing to improve the crushing quality;

[0033] The driving linkage assembly is arranged on the outer wall of the rotating rod 15 .

[0034] Reference Figure 2 and Figure 4The driving connection assembly includes a pulley 16 fixedly connected to the outer wall of the rotating rod 15, a belt body 17 is provided on the outer wall of the pulley 16, and a driving bevel gear 12 is provided at one end of the belt body 17 away from the pulley 16. The inner wall of the driving bevel gear 12 is rotatably connected to the supporting connecting rod 11, and the top wall of the supporting connecting rod 11 is rotatably connected to the driven bevel gear 13, and the driven bevel gear 13 is meshed and connected with the driving bevel gear 12. When the output end of the first motor 3 drives the rotating rod 15 to rotate, the pulley 16 is driven to rotate, and the driving bevel gear 12 is pulled to rotate by the pulley 16 and the belt body 17, and then the meshing transmission drives the driven bevel gear 13 to rotate, thereby driving the circular gear 14 to rotate, and the meshing transmission of the circular gear 14 drives the rack 8 and the cover plate 7 to slide in the hopper 2, thereby realizing the operation of closing the cover plate 7, and no additional driving device is required.

[0035] Reference Figure 4 The top wall of the driven bevel gear 13 is fixedly connected with a circular gear 14, and the outer wall of the circular gear 14 is meshed with the rack 8, and the rack 8 is driven to move through the meshing transmission of the circular gear 14.

[0036] Reference Figure 4 One end of the support connecting rod 11 away from the driving bevel gear 12 is fixedly connected to the outer wall of the main body 1, and the support connecting rod 11 provides a rotation support force for the driving bevel gear 12.

[0037] Reference Figure 2 A second motor 4 is fixedly connected to the outer wall of the main body 1 , and an auger 5 is fixedly connected to the output end of the second motor 4 . The auger 5 is driven to rotate by the output end of the second motor 4 , thereby transporting the raw materials out of the main body 1 .

[0038] Specifically, when the pulverizer for biomass fuel processing is working / in use: when the output end of the first motor 3 drives the rotating rod 15 to rotate, thereby driving the pulley 16 to rotate, and the driving bevel gear 12 is pulled to rotate by the pulley 16 and the belt body 17, and then the meshing transmission drives the driven bevel gear 13 to rotate, thereby driving the circular gear 14 to rotate, and the meshing transmission of the circular gear 14 drives the rack 8 and the cover plate 7 to slide in the hopper 2. When the cover plate 7 completely slides into the hopper 2, the circular gear 14 is meshed with the last tooth groove of the rack 8. The circular gear 14 always rotates and meshes to push the rack 8 and the cover plate 7 to move, that is, squeezes the squeezing plate 10 to move. At this time, the spring 9 is squeezed to elastically store force. After the cover plate 7 moves a certain distance, the spring 9 releases the elastic stored force, so that the cover plate 7 and the rack 8 return to their original positions. , thereby achieving the normal rotation of the circular gear 14 without affecting it, that is, without affecting the first motor 3 driving the rotating rod 15 and the crushing roller (not shown in the figure) to rotate and crush the raw materials. When the first motor 3 reverses, its circular gear 14 reverses, thereby driving the rack 8 and the cover plate 7 to slide in the opposite direction, that is, opening the feeding hopper 2 operation. After the raw materials are crushed, the output end of the second motor 4 drives the auger 5 to rotate to realize the output operation of the raw materials. When the raw materials pass through the first filter plate 20, the raw materials that meet the standards will pass through its filter plate 20 into the inside of the distribution box 19, and the larger raw materials will pass through the larger filter plate 20 into the inside of the distribution box 19. After that, the larger distribution box 19 is pulled by the handle 21 so that the distribution box 19 slides in the chute 18 through the slider 22, thereby extracting the distribution box 19 and re-adding it to the feeding hopper 2 for secondary processing to improve the crushing quality.

[0039] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A pulverizer for biomass fuel processing, comprising a main body (1), characterized in that: The main body (1) has a top wall fixedly connected to a hopper (2), and further comprises: A first motor (3) is fixedly connected to the top wall of the main body (1), and a rotating rod (15) is fixedly connected to the output end of the first motor (3); A discharge box (6) is fixedly connected to the inner wall of the main body (1), and the inner wall of the discharge box (6) is provided with symmetrically distributed sliding grooves (18); The inner wall of the feeding hopper (2) is slidably connected to a cover plate (7), the outer wall of the cover plate (7) is fixedly connected to a rack (8), the inner wall of the feeding hopper (2) is also fixedly connected to a uniformly distributed spring (9), the end of the spring (9) away from the feeding hopper (2) is fixedly connected to an extrusion plate (10), and the outer wall of the extrusion plate (10) abuts against the outer wall of the cover plate (7); A filter material distribution component, the filter material distribution component comprising a slider (22) slidably connected to the inner wall of the slide groove (18), the outer wall of the slider (22) being fixedly connected to a distribution box (19), the inner wall of the distribution box (19) being fixedly connected to a filter plate (20), and the outer wall of the distribution box (19) being fixedly connected to a handle (21); The driving connection assembly is arranged on the outer wall of the rotating rod (15).

2. A pulverizer for biomass fuel processing according to claim 1, characterized in that: The driving connection assembly comprises a pulley (16) fixedly connected to the outer wall of a rotating rod (15); a belt body (17) is provided on the outer wall of the pulley (16); a driving bevel gear (12) is provided at one end of the belt body (17) away from the pulley (16); an inner wall of the driving bevel gear (12) is rotatably connected to a supporting connecting rod (11); a top wall of the supporting connecting rod (11) is rotatably connected to a driven bevel gear (13); and the driven bevel gear (13) is meshingly connected to the driving bevel gear (12).

3. A pulverizer for biomass fuel processing according to claim 2, characterized in that: The top wall of the driven bevel gear (13) is fixedly connected to a circular gear (14), and the outer wall of the circular gear (14) is meshingly connected to the rack (8).

4. A pulverizer for biomass fuel processing according to claim 2, characterized in that: One end of the supporting connecting rod (11) away from the driving bevel gear (12) is fixedly connected to the outer wall of the main body (1).

5. The pulverizer for biomass fuel processing according to claim 1, characterized in that: A second motor (4) is fixedly connected to the outer wall of the main body (1), and an auger (5) is fixedly connected to the output end of the second motor (4).

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