Screening device for biomass particles

Abstract

The utility model relates to the technical field of biomass particles, in particular to a screening device for biomass particles, which comprises a base, and a sieve shaking mechanism is arranged at the top of the base. The sieve shaking mechanism comprises a vertical slide rail, a vertical slide block, a filter plate and a chute; two stand columns are fixedly connected to the top of the base, the vertical sliding rails are arranged on the opposite sides of the two stand columns, the vertical sliding blocks are slidably connected to the interiors of the vertical sliding rails, a box is fixedly connected between the two vertical sliding blocks, the filter plate is fixedly connected to the interior of the box, and a first motor is started to drive a transmission shaft to rotate. The transmission shaft rotates to drive the filter plate to move up and down and shakes the corn straw, pebbles mixed in the corn straw can fall on the inclined groove through the filter plate and finally fall into the first box body, the corn straw can roll into the arc grinding table from the filter plate, and therefore the pebbles mixed in the corn straw can be filtered out. And the quality of subsequent biomass particle finished products is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of biomass particles, and particularly relates to a screening device for biomass particles. Background Technique

[0002] Biomass particles are cold-state densification formed by using pressure rollers and ring dies to process crushed biomass straw, forestry waste and other raw materials under normal temperature conditions; the density of the raw materials is generally 0.1 - 0.13t / m3, and the density of the formed particles is 1.1 - 1.3t / m3, which is convenient for storage and transportation, and greatly improves the combustion performance of biomass.

[0003] The patent with the patent announcement number CN218107604U discloses a processing device for corn straw, in particular to a biomass particle processing device for corn straw. The purpose of the utility model is to provide a biomass particle processing device for corn straw that avoids environmental pollution and is convenient for collection. The technical solution is as follows: a biomass particle processing device for corn straw, including a bottom plate, etc.; a squeezing and forming mechanism is installed on the top of the bottom plate, a power mechanism is installed on the squeezing and forming mechanism, and the power mechanism cooperates with the squeezing and forming mechanism. Through the cooperation of the squeezing and forming mechanism and the power mechanism, the corn straw raw materials can be processed into biomass particles, and the squeezing and forming mechanism forms a closed space. The above patent has the following deficiencies: although the patent can crush corn straw into biomass particles, when the corn straw is dried on the ground, some small stones may be mixed in it. If these small stones cannot be filtered out and are crushed together with them in the crusher, it will affect the quality of the subsequent biomass particle products. In view of this, we propose a screening device for biomass particles. Content of the Utility Model

[0004] The purpose of the utility model is to provide a screening device for biomass particles to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A screening device for biomass particles includes a base, and a vibrating sieve mechanism is arranged on the top of the base;

[0007] The vibrating sieve mechanism includes a vertical slide rail, a vertical slider, a filter plate, and an inclined chute;

[0008] Two columns are fixedly connected to the top of the base, the vertical slide rail is opened on the opposite sides of the two columns, the vertical slider is slidably connected inside the vertical slide rail, a box body is fixedly connected between the two vertical sliders, the filter plate is fixedly connected inside the box body and is arranged with the left side higher than the right side, the inclined chute is opened on the bottom inner wall of the box body and is arranged with the left side lower than the right side, and the box body is provided to provide a supporting force for the filter plate.

[0009] Preferably, a first cross bar is fixedly connected between the two columns, a first motor is fixedly connected to the top of the base, a transmission shaft is fixedly connected to the top of the first motor, the middle part of the transmission shaft rotatably penetrates through the first cross bar through a bearing, and an outer drum is fixedly connected to the top of the first cross bar. By providing the first cross bar, a supporting force is provided for the transmission shaft.

[0010] Preferably, an inner drum is fixedly connected to the bottom of the box body, the inner drum is sleeved inside the outer drum, an annular slide rail is arranged on the outer wall of the inner drum, a ball is slidably connected inside the annular slide rail, and the ball is fixedly connected to the inner wall of the outer drum through a connecting rod.

[0011] Preferably, a rolling mechanism is arranged on the top of the base. The rolling mechanism includes a support column, the support column is fixedly connected to the top of the base, an arc rolling table is fixedly connected to the top of the support column, and two inclined plates are fixedly connected to the top of the arc rolling table. By providing the inclined plates, the corn straws rolling down on the filter plate are received.

[0012] Preferably, a second cross bar is fixedly connected to the left side of the arc rolling table, a second motor is fixedly connected to the left side of the second cross bar, the right output end of the second motor penetrates through the second cross bar and is fixedly connected with a rolling roller, and the rolling roller and the arc rolling table are eccentrically arranged. By providing the second cross bar, a supporting force is provided for the second motor.

[0013] Preferably, a first box body is fixedly connected to the top of the base and is arranged at the lower left corner of the inclined chute, and a second box body is fixedly connected to the top of the base. The second box body is arranged at the lower right corner of the arc rolling table.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0015] By starting the first motor to drive the transmission shaft to rotate, the transmission shaft rotates to drive the filter plate to move up and down, and the corn straws are shaken and screened. The small stones mixed in the corn straws will fall on the inclined chute through the filter plate and finally fall into the first box body, while the corn straws will roll from the filter plate onto the arc rolling table. Thus, the small stones mixed in the corn straws can be filtered out, improving the quality of the subsequent biomass particle products.

[0016] By driving the rolling roller to rotate through the second motor, the rolling roller cooperates with the arc rolling table during the rotation process to crush the corn straws. Thus, the filtered corn straws can be immediately crushed, improving the efficiency of biomass particle manufacturing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0018] Figure 2 Schematic diagram of the side mechanism of the present utility model;

[0019] Figure 3 Cross-sectional view of the vibrating sieve mechanism area in the present utility model;

[0020] Figure 4 Cross-sectional view of the rolling mechanism area in the present utility model.

[0021] In the figure: 1, base; 2, box body; 3, vibrating sieve mechanism; 4, rolling mechanism; 5, first box body; 6, second box body; 31, vertical slide rail; 32, vertical slider; 33, filter plate; 34, inclined groove; 35, first cross bar; 36, first motor; 37, transmission shaft; 38, outer drum; 39, inner drum; 310, annular slide rail; 311, ball; 41, support column; 42, arc rolling table; 43, inclined plate; 44, second cross bar; 45, second motor; 46, rolling roller. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model. Embodiment

[0023] As Figures 1-4As shown in the figure, a screening device for biomass pellets includes a base 1, and a vibrating sieve mechanism 3 is arranged on the top of the base 1; the vibrating sieve mechanism 3 includes a vertical slide rail 31, a vertical slider 32, a filter plate 33, and an inclined chute 34; two columns are fixedly connected to the top of the base 1, the vertical slide rail 31 is opened on the opposite sides of the two columns, the vertical slider 32 is slidably connected inside the vertical slide rail 31, a box body 2 is fixedly connected between the two vertical sliders 32, the filter plate 33 is fixedly connected inside the box body 2 and is arranged in a left-high and right-low shape, the inclined chute 34 is opened on the bottom inner wall of the box body 2 and is arranged in a left-low and right-high shape. The box body 2 is provided to provide a supporting force for the filter plate 33. A first cross bar 35 is fixedly connected between the two columns, a first motor 36 is fixedly connected to the top of the base 1, a transmission shaft 37 is fixedly connected to the top of the first motor 36, the middle part of the transmission shaft 37 passes through the first cross bar 35 through a bearing in a rotating manner, and an outer drum 38 is fixedly connected to the top of the first cross bar 35. The first cross bar 35 is provided to provide a supporting force for the transmission shaft 37. An inner drum 39 is fixedly connected to the bottom of the box body 2, the inner drum 39 is sleeved inside the outer drum 38, an annular slide rail 310 is opened on the outer wall of the inner drum 39, a ball 311 is slidably connected inside the annular slide rail 310, and the ball 311 is fixedly connected to the inner wall of the outer drum 38 through a connecting rod.

[0024] In this embodiment, the corn straw is poured on the filter plate 33, and then the first motor 36 is started to drive the transmission shaft 37 to rotate. The rotation of the transmission shaft 37 drives the outer drum 38 to rotate. The rotation of the outer drum 38 drives the ball 311 to rotate through the connecting rod. The rotation of the ball 311 drives the inner drum 39 to move up and down through the annular slide rail 310. The up and down movement of the inner drum 39 drives the box body 2 to move up and down. The up and down movement of the box body 2 drives the filter plate 33 to move up and down, and screens the corn straw. The small stones mixed in the corn straw will pass through the filter plate 33 and fall on the inclined chute 34, and finally fall into the first box body 5, while the corn straw will roll from the filter plate 33 onto the arc grinding table 42. Embodiment

[0025] As Figures 1-4As shown, a rolling mechanism 4 is provided on the top of the base 1. The rolling mechanism 4 includes support columns 41 which are fixedly connected to the top of the base 1. The top of the support columns 41 is fixedly connected with an arc rolling table 42, and two inclined plates 43 are fixedly connected to the top of the arc rolling table 42. The inclined plates 43 are provided to receive the corn straws rolling down from the filter plate 33. A second cross bar 44 is fixedly connected to the left side of the arc rolling table 42, and a second motor 45 is fixedly connected to the left side of the second cross bar 44. The right output end of the second motor 45 penetrates through the second cross bar 44 and is fixedly connected with a rolling roller 46. The rolling roller 46 and the arc rolling table 42 are eccentrically arranged. The second cross bar 44 is provided to provide a supporting force for the second motor 45. A first box body 5 is fixedly connected to the top of the base 1 and is arranged at the lower left corner of the inclined groove 34. A second box body 6 is fixedly connected to the top of the base 1, and the second box body 6 is arranged at the lower right corner of the arc rolling table 42.

[0026] In this embodiment, on the basis of the first embodiment, the second motor 45 drives the rolling roller 46 to rotate. During the rotation of the rolling roller 46, it cooperates with the arc rolling table 42 to crush the corn straws.

[0027] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only preferred examples of the present invention and are not used to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. A biomass particle screening device, characterized in that: include: A base (1), wherein a shaking screen mechanism (3) is provided on the top of the base (1); The shaking screen mechanism (3) comprises a vertical slide rail (31), a vertical slide block (32), a filter plate (33), and an inclined slot (34); Two columns are fixedly connected to the top of the base (1); the vertical slide rail (31) is provided on a side opposite to the two columns; the vertical slider (32) is slidably connected inside the vertical slide rail (31); a box (2) is fixedly connected between the two vertical sliders (32); the filter plate (33) is fixedly connected inside the box (2) and is arranged in a shape of being higher on the left and lower on the right; and the inclined groove (34) is provided on the bottom inner wall of the box (2) and is arranged in a shape of being lower on the left and higher on the right.

2. A biomass particle screening device according to claim 1, characterized in that: A first cross bar (35) is fixedly connected between the two upright columns, a first motor (36) is fixedly connected to the top of the base (1), a transmission shaft (37) is fixedly connected to the top of the first motor (36), a middle portion of the transmission shaft (37) rotatably passes through the first cross bar (35) via a bearing, and an outer drum (38) is fixedly connected to the top of the first cross bar (35).

3. A biomass particle screening device according to claim 2, characterized in that: An inner drum (39) is fixedly connected to the bottom of the box body (2); the inner drum (39) is sleeved inside the outer drum (38); an annular slide rail (310) is provided on the outer wall of the inner drum (39); a ball bearing (311) is slidably connected inside the annular slide rail (310); and the ball bearing (311) is fixedly connected to the inner wall of the outer drum (38) via a connecting rod.

4. A biomass particle screening device according to claim 3, characterized in that: A rolling mechanism (4) is provided on the top of the base (1), and the rolling mechanism (4) comprises a support column (41), the support column (41) is fixedly connected to the top of the base (1), the top of the support column (41) is fixedly connected to a circular arc rolling platform (42), and the top of the circular arc rolling platform (42) is fixedly connected to two inclined plates (43).

5. A biomass particle screening device according to claim 4, characterized in that: The left side of the circular arc rolling platform (42) is fixedly connected to a second cross bar (44), the left side of the second cross bar (44) is fixedly connected to a second motor (45), the right side output end of the second motor (45) passes through the second cross bar (44) and is fixedly connected to a rolling roller (46), and the rolling roller (46) and the circular arc rolling platform (42) are eccentrically arranged.

6. A biomass particle screening device according to claim 5, characterized in that: A first box body (5) is fixedly connected to the top of the base (1) and is arranged at the lower left corner of the inclined groove (34); a second box body (6) is fixedly connected to the top of the base (1), and the second box body (6) is arranged at the lower right corner of the arc rolling platform (42).

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