Biomass fuel crushing device

Abstract

The utility model discloses a biomass fuel crushing device, which comprises a driving structure configured to provide power for the crushing device, a crushing assembly and a transmission connection with the driving structure, the crushing assembly comprises a crushing shell and a crushing part installed in the crushing shell, the crushing shell is provided with two openings which are distributed up and down, and the crushing part is arranged in the crushing shell. The feeding assembly comprises a feeding shell and a feeding roller installed in the feeding shell, the feeding shell is provided with an opening opposite to the downward opening of the crushing shell, the discharging opening is formed in the other end of the crushing shell, and the dredging assembly is installed at the discharging opening of the feeding assembly and driven by a driving structure. According to the biomass fuel crushing device, crushed materials are conveyed out through the feeding assembly, subsequent processing is facilitated, the dredging assembly is arranged at the outlet, the materials are moved away in time, and the conditions of accumulation and material blockage are prevented.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the biomass fuel production technical field, and specifically relates to a biomass fuel crushing device. BACKGROUND

[0002] Biomass fuel refers to burning biomass materials as fuel, which is generally mainly agricultural and forestry waste (such as straw, sawdust, sugarcane residue, rice chaff, etc.). The main difference from fossil fuels is that the application of biomass fuel is mainly biomass moulding fuel (BMF for short), which is a new type of clean fuel that can be directly combusted, and is made of agricultural and forestry waste as raw materials through processes such as crushing, mixing, extruding and drying.

[0003] The biomass fuel needs to be crushed in the production process, the existing crushing device can cause accumulation at the outlet, leading to material blockage, and the material is directly discharged through gravity at the crushing part, which is inconvenient to use. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a biomass fuel crushing device to solve the problems in the above background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a biomass fuel crushing device, comprising a driving structure configured to provide power for the crushing device;

[0006] A crushing assembly is in transmission connection with the driving structure, the crushing assembly comprises a crushing shell and a crushing part installed in the crushing shell, the crushing shell is provided with two openings distributed in an up-down manner, and a filtering assembly is arranged at the lower opening;

[0007] A feeding assembly comprises a feeding shell and a feeding roller installed in the feeding shell, the feeding shell has an opening opposite to the downward opening of the crushing shell, and a discharge port at the other end;

[0008] A dredging assembly is installed at the discharge port of the feeding assembly and is driven by the driving structure.

[0009] Preferably, the driving structure is an electric motor, and a driving wheel is installed at the output end of the electric motor.

[0010] Preferably in any of the above schemes, the feeding shell extends outward at the upper opening, facilitating the feeding of biomass fuel.

[0011] Preferably, in any of the above solutions, the rotating shaft of the crushing part passes through the feeding shell at both ends, one end is in driving connection with the driving wheel, and the other end is in driving connection with the dredging assembly to provide power for the dredging assembly.

[0012] Preferably, in any of the above solutions, the crushing part comprises at least two mounting plates sleeved on the rotating shaft, a plurality of connecting shafts circumferentially distributed along the mounting plates, and both ends of the connecting shafts are fixed on the outermost two mounting plates, and the crushing knife groups are mounted on the connecting shafts between adjacent two mounting plates.

[0013] Preferably, in any of the above solutions, the dredging assembly is fixed on the feeding shell and comprises a rotating shaft, one end of the rotating shaft is in driving connection with the other end of the rotating shaft, and the surface of the other end of the rotating shaft is provided with a plurality of grooves in the axial direction, and the stirring plates are mounted in the grooves.

[0014] Preferably, in any of the above solutions, the mounting frame is further provided.

[0015] Preferably, in any of the above solutions, the mounting frame is formed by a plurality of square steel laps.

[0016] The technical effects and advantages of the utility model are as follows: the biomass fuel crushing device sends out the crushed materials through the feeding assembly, facilitates subsequent processing, and sets the dredging assembly at the outlet to timely remove the materials and prevent the materials from being accumulated and blocked. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the utility model;

[0018] Figure 2 It is a structural schematic view of another view of the utility model;

[0019] Figure 3 It is a structural schematic view of another view of the utility model; Figure 2 It is an enlarged view of structure A in the utility model;

[0020] Figure 4 It is a structural schematic view of part of the utility model.

[0021] In the drawings: 1, driving structure; 11, driving wheel; 2, crushing assembly; 21, crushing shell; 22, crushing part; 221, mounting plate; 222, crushing knife group; 223, connecting shaft; 3, feeding assembly; 31, feeding shell; 32, feeding roller; 4, mounting frame; 5, dredging assembly; 51, stirring plate; 52, groove; 53, rotating shaft; 6, filtering assembly. DETAILED DESCRIPTION

[0022] The specific embodiments of the present application will be further described with reference to the drawings. It should be noted that the description of these embodiments is used to help understand the present application, but does not constitute a limitation on the present application. In addition, the technical features involved in each embodiment of the present application described below can be combined with each other as long as they do not conflict with each other.

[0023] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0024] In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features.

[0025] The present application provides a kind of pulverizing device as shown in Figures 1-4 For the pulverization of biomass fuel, comprising

[0026] Mounting bracket 4 is used to install driving structure 1, crushing assembly 2 and feeding assembly 3, and ensure that the driving shaft in driving structure 1, crushing assembly 2 and feeding assembly 3 can rotate, and mounting bracket 4 is welded by square steel of different sizes.

[0027] Driving structure 1 configured as a power supply for the pulverizing device can be a motor, and a driving wheel 11 is fixed on the output end.

[0028] The broken assembly 2 includes a broken shell 21 and a broken part 22 installed in the broken shell 21, the broken shell 21 is provided with two openings in up-down distribution, and the filter assembly 6 is installed at the lower opening and is a mesh structure, the feeding shell 31 extends outward at the upper opening, facilitating the feeding of biomass fuel, the lower opening is provided with an inward inclination, matching the size of the opening on the feeding shell 31, the rotating shaft of the broken part 22 penetrates the feeding shell 31 at both ends, one end is driven by the belt drive of the driving wheel 11, and the other end is drivingly connected with the dredging assembly 5 to provide power for the dredging assembly 5, the rotating shaft is installed on the mounting frame 4 through the bearing seat, the broken part 22 includes seven mounting plates 221 fixed on the rotating shaft, four connecting shafts 223 distributed in a circle along the mounting plate 221, the connecting shaft 223 penetrates the mounting plate 221 and is fixed at both ends of the outermost two mounting plates 221, the broken knife group 222 is installed on the connecting shaft 223 between the adjacent two mounting plates 221, the broken knife group 222 is a blade, and the broken knife group 222 is also sleeved on the connecting shaft 223 and is fixed relative to the connecting shaft 223.

[0029] The feeding assembly 3 includes a feeding shell 31 and a feeding roller 32 installed in the feeding shell 31, the feeding shell 31 has an opening opposite to the downward opening of the broken shell 21 and a discharge port at the other end, one end of the feeding roller 32 is drivingly connected with one end of the rotating shaft of the broken part 22 through a belt drive, and the outer surface of the feeding roller 32 is provided with feeding protrusions in a circumferential spiral manner to feed the materials out;

[0030] The dredging assembly 5 is installed at the discharge port of the feeding assembly 3, the dredging assembly 5 is fixed on the feeding shell 31 and includes a rotating shaft 53, one end of the rotating shaft 53 is drivingly connected with the other end of the rotating shaft of the broken part 22 through a belt drive, and the surface of the other end of the rotating shaft 53 is provided with six grooves 52 in the axial direction, and the stirring plate 51 is inserted into the groove 52.

[0031] In the use process of the biomass fuel crushing device, the biomass fuel enters from the opening at the upper part of the feeding shell 31, the motor drives the rotating shaft of the broken part 22 to rotate, thereby driving the broken knife group 222 to rotate, crushing the biomass fuel, the crushed fuel enters the feeding shell 31 from the filter assembly 6, is fed out through the feeding roller 32, and the stirring plate 51 of the dredging assembly 5 rotates under the driving of the rotating shaft 53, thereby separating and moving away the materials accumulated at the outlet of the feeding assembly 3 to the two sides, preventing the materials from being blocked.

[0032] Although the embodiments of the utility model have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and cannot be understood as the limitation of the utility model, and the ordinary skilled in the art can change, modify, replace and transform the above-mentioned embodiments within the scope of the utility model.

Claims

1. A biomass fuel pulverizing device, characterized by: include a drive structure (1) configured to provide power to the comminution device; A crushing assembly (2) is in transmission connection with the driving structure (1), the crushing assembly (2) comprising a crushing shell (21) and a crushing portion (22) installed in the crushing shell (21), the crushing shell (21) being configured to have two openings distributed vertically, and a filter assembly (6) is provided at the lower opening; A feeding assembly (3) includes a feeding shell (31) and a feeding roller (32) installed in the feeding shell (31), wherein the feeding shell (31) has an opening opposite to the downward opening of the crushing shell (21) and a discharge port at the other end; The dredging component (5) is installed at the discharge port of the feeding component (3) and is driven by the driving structure (1).

2. The biomass fuel pulverizing device according to claim 1, characterized in that: The driving structure (1) is configured as a motor, and a driving wheel (11) is mounted on the output end of the motor.

3. The biomass fuel pulverizing device according to claim 1, characterized in that: The feeding shell (31) is located at an opening on the top and extends outwards to facilitate the feeding of biomass fuel.

4. The biomass fuel pulverizing device according to claim 2, characterized in that: Both ends of the rotating shaft of the crushing part (22) pass through the feeding shell (31), one end of which is transmission-connected to the driving wheel (11), and the other end of which is transmission-connected to the dredging component (5) to provide power therefor.

5. The biomass fuel pulverizing device according to claim 4, characterized in that: The crushing part (22) comprises at least two mounting plates (221) sleeved on the rotating shaft, a plurality of connecting shafts (223) distributed circumferentially along the mounting plates (221), and two ends of the connecting shafts (223) are fixed on the two outermost mounting plates (221). A crushing knife group (222) is installed on the connecting shaft (223) between two adjacent mounting plates (221).

6. The biomass fuel pulverizing device according to claim 4, characterized in that: The dredging assembly (5) is fixed on the feeding housing (31), and includes a rotating shaft (53), one end of which is transmission-connected to the other end of the rotating shaft, and the surface of the other end of the rotating shaft (53) is provided with a plurality of grooves (52) along the axial direction, and a stirring plate (51) is installed in the groove (52).

7. The biomass fuel pulverizing device according to claim 1, characterized in that: It also includes a mounting frame (4) for mounting the driving structure (1), the crushing assembly (2) and the feeding assembly (3).

8. The biomass fuel pulverizing device according to claim 7, characterized in that: The mounting frame (4) is formed by overlapping a plurality of square steels.

Images