Crushing device for producing biomass fuel

Abstract

The utility model discloses a crushing device for producing biomass fuel, the crushing device comprises a crushing box, the bottom of the crushing box is fixedly connected with a plurality of supporting columns through a supporting frame, the crushing device further comprises a chopping mechanism, and the chopping mechanism is located in the middle of the crushing box and used for rapidly chopping and crushing long agricultural and forestry waste materials; the filtering mechanism is located at the bottom of the inner side of the smashing box and used for filtering and screening the chopped materials; according to the scheme, by arranging the chopping mechanism, long raw materials can be conveniently and rapidly cut and smashed, so that the long raw materials do not need to be manually supported, and the purposes of saving time and labor, being simple and convenient to operate and improving the smashing efficiency are achieved; and the chopped materials can be quickly filtered and screened, so that the materials which do not reach the standard can be screened out, and the crushed products are more uniform.

Description

Technical Field

[0001] The present application relates to the technical field of pulverizing devices, and in particular to a pulverizing device for producing biomass fuel. Background Art

[0002] Biomass fuel: refers to the burning of biomass materials as fuel, generally mainly agricultural and forestry waste (such as straw, sawdust, bagasse, rice bran, etc.). The application of biomass fuel is actually mainly biomass molded fuel, which uses agricultural and forestry waste as raw materials, and is made into various shapes (such as blocks, granules, etc.) through processes such as crushing, mixing, extrusion, and drying. It is a new type of clean fuel that can be directly burned.

[0003] When crushing agricultural and forestry waste raw materials, a crushing device is often used for crushing, usually by placing the raw materials between two relatively rotating rollers, and crushing the raw materials through the rotation of the rollers;

[0004] When the above method is used to crush the raw materials, since most of the agricultural and forestry wastes such as straw are long, it is often necessary to manually support the long materials to ensure that the materials can pass through the rollers smoothly for crushing. The operation is troublesome, time-consuming and labor-intensive, and the efficiency is often relatively low. Therefore, those skilled in the art provide a crushing device for producing biomass fuel to solve the problems raised in the above background technology. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the present application provides a pulverizing device for producing biomass fuel.

[0006] The present application provides a pulverizing device for producing biomass fuel using the following technical solution:

[0007] A pulverizing device for producing biomass fuel, comprising a pulverizing box, the bottom of which is fixedly connected to a plurality of support columns via a support frame, and further comprising

[0008] The shredding mechanism is located in the middle of the shredding box and is used to quickly shred and pulverize the longer agricultural and forestry waste materials;

[0009] A filtering mechanism, which is located at the inner bottom of the crushing box and is used to filter and screen the shredded materials;

[0010] The shredding mechanism includes a first support shaft, a second support shaft and a plurality of cutting knives. The first support shaft and the second support shaft are both installed in the middle of the crushing box through a rotating assembly. The plurality of cutting knives are respectively fixedly connected to the side walls of the first support shaft and the second support shaft, and the plurality of cutting knives are evenly cross-distributed.

[0011] Preferably, the rotating assembly includes a fixed plate, a first motor, a rotating shaft and a mounting plate, the two ends of the fixed plate are fixedly connected to the two ends of the top of the crushing box, the first motor is fixedly connected to the middle of the top of the fixed plate, the middle of the top of the mounting plate is fixedly connected to the output end of the first motor through the rotating shaft, and the first support shaft and the second support shaft are symmetrically connected to the two ends of the bottom of the mounting plate.

[0012] Preferably, the shredding mechanism also includes a transmission assembly, which includes a fixed frame, a second motor, two pulleys and a transmission belt, the second motor is fixedly connected to the top of the mounting plate through the fixed frame, the two pulleys are respectively fixedly connected to the first support shaft and the second support shaft extending through the mounting plate, and one end of one of the pulleys is fixedly connected to the output end of the second motor, and the transmission belt is installed between the two pulleys.

[0013] Preferably, the filtering mechanism comprises a filtering screen, a vibration assembly and a plurality of buffer assemblies, the bottom of the filtering screen is mounted on the inner bottom of the crushing box through a plurality of buffer assemblies, and the vibration assembly is mounted at the bottom center of the filtering screen.

[0014] Preferably, the buffer assembly includes a limit plate, a buffer slide rod and a buffer spring, one end of the limit plate is fixedly connected to the inner wall of the crushing box, the bottom end of the buffer slide rod is fixedly connected to the top of the limit plate, and the top end of the buffer slide rod is elastically connected to the bottom inner side of the filter screen through the buffer spring.

[0015] Preferably, the vibration assembly includes a vibration motor and a vibration plate, the top of the vibration plate is fixedly connected to the bottom center of the filter screen, and the vibration motor is fixedly connected to the bottom center of the vibration plate.

[0016] In summary, this application includes the following beneficial technical effects:

[0017] By setting up a shredding mechanism, it is convenient to quickly cut and crush long raw materials, so there is no need to manually support the long raw materials, thus achieving the purpose of saving time and labor, simple and convenient operation and improving crushing efficiency. Moreover, by setting up a filtering mechanism, the shredded materials can be quickly filtered and screened, so as to screen out materials that do not meet the crushing standards and make the crushed products more uniform. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of a pulverizing device for producing biomass fuel in an embodiment of the present application;

[0019] Figure 2This is a structural cross-sectional view of a pulverizing device for producing biomass fuel in an embodiment of the present application;

[0020] Figure 3 This is a schematic diagram of the structure of a shredding mechanism of a pulverizing device for producing biomass fuel in an embodiment of the present application;

[0021] Figure 4 It is a structural cross-sectional view of a filtering mechanism of a pulverizing device for producing biomass fuel in an embodiment of the present application.

[0022] Explanation of the accompanying drawings: 1. Crushing box; 2. Support frame; 3. Support column; 4. Shredding mechanism; 401. First support shaft; 402. Second support shaft; 403. Cutting knife; 5. Rotating assembly; 501. Fixed plate; 502. First motor; 503. Rotating shaft; 504. Mounting plate; 6. Transmission assembly; 601. Fixed frame; 602. Second motor; 603. Pulley; 604. Transmission belt; 7. Filtering mechanism; 701. Filter screen; 8. Vibration assembly; 801. Vibration motor; 802. Vibration plate; 9. Buffer assembly; 901. Limiting plate; 902. Buffer slide bar; 903. Buffer spring. DETAILED DESCRIPTION

[0023] The following is combined with Figure 1-4 This application is described in further detail.

[0024] The present application discloses a pulverizing device for producing biomass fuel. Figure 2 Figure 3 A pulverizing device for producing biomass fuel includes a pulverizing box 1, the bottom of which is fixedly connected to a plurality of support columns 3 via a support frame 2, and further includes

[0025] The shredding mechanism 4 is located in the middle of the shredding box 1 and is used to quickly shred and crush the relatively long agricultural and forestry waste materials;

[0026] A filtering mechanism 7, which is located at the inner bottom of the crushing box 1, and is used to filter and screen the shredded materials;

[0027] The shredding mechanism 4 includes a first support shaft 401, a second support shaft 402 and a plurality of cutting knives 403. The first support shaft 401 and the second support shaft 402 are both mounted on the middle of the crushing box 1 through a rotating assembly 5. The plurality of cutting knives 403 are respectively fixedly connected to the side walls of the first support shaft 401 and the second support shaft 402, and the plurality of cutting knives 403 are evenly cross-distributed.

[0028] The rotating assembly 5 includes a fixed plate 501, a first motor 502, a rotating shaft 503 and a mounting plate 504. The two ends of the fixed plate 501 are fixedly connected to the two ends of the top of the crushing box 1. The first motor 502 is fixedly connected to the middle of the top of the fixed plate 501. The middle of the top of the mounting plate 504 is fixedly connected to the output end of the first motor 502 through the rotating shaft 503. The first support shaft 401 and the second support shaft 402 are symmetrically rotatably connected to the two ends of the bottom of the mounting plate 504 respectively.

[0029] The shredding mechanism 4 further includes a transmission assembly 6, which includes a fixing frame 601, a second motor 602, two pulleys 603 and a transmission belt 604. The second motor 602 is fixedly connected to the top of the mounting plate 504 through the fixing frame 601, and the two pulleys 603 are respectively fixedly connected to the first support shaft 401 and the extension end of the second support shaft 402 passing through the mounting plate 504, and one end of one of the pulleys 603 is fixedly connected to the output end of the second motor 602, and the transmission belt 604 is installed between the two pulleys 603;

[0030] In the present embodiment, when agricultural and forestry waste raw materials are crushed, long materials such as straw are first inserted into the crushing box 1, and then the second motor 602 supported and fixed by the fixing frame 601 is started to provide a force to drive one of the pulleys 603 to rotate, and the rotation of one of the pulleys 603 is then transmitted through the transmission belt 604, thereby driving the other pulley 603 to rotate. At this time, the rotation of the two pulleys 603 can drive the first support shaft 401 and the second support shaft 402 installed at the bottom of the mounting plate 504 to rotate, and the first support shaft 601 and the second support shaft 402 installed at the bottom of the mounting plate 504 can be driven to rotate. The support shaft 401 and the second support shaft 402 rotate to drive the cutting blades 403 installed evenly and crosswise to rotate, thereby chopping and crushing long materials such as straw, and the first motor 502 supported and fixed by the fixing plate 501 is started to provide a force to drive the rotating shaft 503 to rotate. The rotating shaft 503 rotates to drive the mounting plate 504 to rotate in the middle of the crushing box 1. The mounting plate 504 rotates to drive the cutting blades 403 to rotate and circle inside the crushing box 1 while rotating to cut, thereby fully cutting and crushing the raw materials in the crushing box 1.

[0031] Furthermore, the filtering mechanism 7 includes a filtering screen 701, a vibration component 8 and a plurality of buffer components 9. The bottom of the filtering screen 701 is mounted on the inner bottom of the crushing box 1 through the plurality of buffer components 9, and the vibration component 8 is mounted on the bottom center of the filtering screen 701.

[0032] The buffer assembly 9 includes a limit plate 901, a buffer slide bar 902 and a buffer spring 903. One end of the limit plate 901 is fixedly connected to the inner wall of the crushing box 1, the bottom end of the buffer slide bar 902 is fixedly connected to the top of the limit plate 901, and the top end of the buffer slide bar 902 is elastically connected to the bottom inner side of the filter screen 701 through the buffer spring 903.

[0033] The vibration assembly 8 includes a vibration motor 801 and a vibration plate 802. The top of the vibration plate 802 is fixedly connected to the bottom center of the filter screen 701, and the vibration motor 801 is fixedly connected to the bottom center of the vibration plate 802.

[0034] On the basis of the above embodiment, the raw materials are cut and crushed, and the crushing degree is filtered and screened by the set filter screen 701, and the set vibration motor 801 is started to provide a force to drive the vibration plate 802 to vibrate, and the vibration of the vibration plate 802 drives the filter screen 701 to vibrate, so that the raw materials can be quickly filtered through the filter screen 701 during the vibration, and the vibration force generated by the vibration of the filter screen 701 slides on the set buffer slide bar 902 through its force, and the vibration force is absorbed and buffered by the buffer spring 903, so as to buffer and protect the crushing box 1, and avoid damage to the crushing box 1 caused by the vibration of the filter screen 701, so that the crushed material can be effectively filtered and screened through the filter screen 701, so that the product is more uniform.

[0035] The implementation principle of a pulverizing device for producing biomass fuel in the embodiment of the present application is as follows: when in use, first, the pulverizing box 1 is set up in the working area through the support column 3, and then the raw materials such as straw with a long length are fed into the pulverizing box 1, and the second motor 602 supported and fixed by the fixed frame 601 is started to drive one of the pulleys 603 to rotate, and one of the pulleys 603 rotates and then transmits the power through the transmission belt 604, thereby driving the other pulley 603 to rotate. At this time, the rotation of the two pulleys 603 can drive the first support shaft 401 and the second support shaft 402 installed at the bottom of the mounting plate 504 to rotate, thereby driving the cutting blades 403 installed in a uniformly cross-distributed manner to rotate, and then the long materials such as straw are chopped and crushed, and the first motor 502 supported and fixed by the fixed plate 501 is started to drive the rotating shaft 503 to rotate, thereby driving the mounting plate 504 to rotate in the middle of the pulverizing box 1, and the rotation of the mounting plate 504 drives the cutting blade 403 to rotate. At the same time as cutting, it rotates and circles inside the crushing box 1, so as to fully cut and crush the raw materials in the crushing box 1, thereby achieving the purpose of effectively and quickly cutting and crushing long raw materials, without the need for manual support, simple and convenient operation, saving time and effort, and improving the crushing efficiency. Secondly, the raw materials after cutting and crushing are filtered and screened for their crushing degree through the filter screen 701, and the vibration motor 801 is started to drive the vibration plate 802 to vibrate, thereby driving the filter screen 701 to vibrate, so that the raw materials can quickly pass through the filter screen 701 for filtration during the vibration, and the vibration force generated by the vibration of the filter screen 701 slides on the buffer slide bar 902 through its force, and the vibration force is absorbed and buffered by the buffer spring 903, so as to buffer and protect the crushing box 1, and avoid damage to the crushing box 1 caused by the vibration of the filter screen 701, thereby achieving the purpose of effectively and conveniently filtering and screening the crushed materials and making the product more uniform.

[0036] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A pulverizing device for producing biomass fuel, comprising a pulverizing box (1), characterized in that: The bottom of the crushing box (1) is fixedly connected to a plurality of support columns (3) via a support frame (2), and further comprises A shredding mechanism (4), which is located in the middle of the shredding box (1) and is used to quickly shred and crush relatively long agricultural and forestry waste materials; A filtering mechanism (7) is located at the inner bottom of the crushing box (1) and is used to filter and screen the shredded materials; The shredding mechanism (4) comprises a first support shaft (401), a second support shaft (402) and a plurality of cutting knives (403); the first support shaft (401) and the second support shaft (402) are both mounted on the middle of the shredding box (1) via a rotating assembly (5); the plurality of cutting knives (403) are respectively fixedly connected to the side walls of the first support shaft (401) and the second support shaft (402), and the plurality of cutting knives (403) are evenly cross-distributed.

2. A pulverizing device for producing biomass fuel according to claim 1, characterized in that: The rotating assembly (5) comprises a fixed plate (501), a first motor (502), a rotating shaft (503) and a mounting plate (504); two ends of the fixed plate (501) are fixedly connected to two ends of the top of the crushing box (1); the first motor (502) is fixedly connected to the middle of the top of the fixed plate (501); the middle of the top of the mounting plate (504) is fixedly connected to the output end of the first motor (502) via the rotating shaft (503); and the first supporting shaft (401) and the second supporting shaft (402) are symmetrically rotatably connected to two ends of the bottom of the mounting plate (504).

3. A pulverizing device for producing biomass fuel according to claim 2, characterized in that: The shredding mechanism (4) further comprises a transmission assembly (6), wherein the transmission assembly (6) comprises a fixing frame (601), a second motor (602), two pulleys (603) and a transmission belt (604), wherein the second motor (602) is fixedly connected to the top of the mounting plate (504) via the fixing frame (601), the two pulleys (603) are respectively fixedly connected to the first support shaft (401) and the second support shaft (402) extending through the mounting plate (504), and one end of one of the pulleys (603) is fixedly connected to the output end of the second motor (602), and the transmission belt (604) is installed between the two pulleys (603).

4. A pulverizing device for producing biomass fuel according to claim 1, characterized in that: The filtering mechanism (7) comprises a filtering screen (701), a vibration component (8) and a plurality of buffer components (9); the bottom of the filtering screen (701) is mounted on the inner bottom of the crushing box (1) via the plurality of buffer components (9); and the vibration component (8) is mounted at the bottom center of the filtering screen (701).

5. A pulverizing device for producing biomass fuel according to claim 4, characterized in that: The buffer assembly (9) comprises a limit plate (901), a buffer slide bar (902) and a buffer spring (903); one end of the limit plate (901) is fixedly connected to the inner wall of the crushing box (1); the bottom end of the buffer slide bar (902) is fixedly connected to the top of the limit plate (901); and the top end of the buffer slide bar (902) is elastically connected to the bottom inner side of the filter screen (701) via the buffer spring (903).

6. A pulverizing device for producing biomass fuel according to claim 4, characterized in that: The vibration assembly (8) comprises a vibration motor (801) and a vibration plate (802), wherein the top of the vibration plate (802) is fixedly connected to the bottom center of the filter screen (701), and the vibration motor (801) is fixedly connected to the bottom center of the vibration plate (802).

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