CN221833004U - A wood chip removal device - Google Patents

Abstract

The utility model relates to the technical field of wood chip impurity removal, in particular to a wood chip impurity removal device, which is convenient for drying and removing agglomerates of wood chips, and is convenient for multi-layer filtering of wood chips, so as to improve the quality and efficiency of impurity removal; it comprises a dust removal bin; it also comprises a stirring mechanism, a drying mechanism, an impurity removal mechanism, a stone removal mechanism, a blowing mechanism and a dust removal mechanism, wherein the drying mechanism is mounted on the stirring mechanism, the stirring mechanism is mounted on the top of the impurity removal mechanism, the stone removal mechanism is mounted on the impurity removal mechanism, the blowing mechanism is mounted in the impurity removal mechanism, and the dust removal mechanism is mounted on the top of the impurity removal mechanism, the wood chips are conveniently stirred by the stirring mechanism, the drying mechanism heats the wood chips, the stone removal mechanism blows the wood chips into the impurity removal mechanism, the impurity removal mechanism screens the wood chips, the blowing mechanism blows up the wood chips, and the dust removal mechanism cleans dust in the wood chips.

Description

A wood chip removal device

Technical Field

The utility model relates to the technical field of sawdust impurity removal, in particular to a sawdust impurity removal device.

Background Art

Biomass pellets are made by cold-dense molding of crushed biomass straw, forestry waste and other raw materials using rollers and ring dies at room temperature. The density of the raw materials is generally 0.1-0.13t/m³, and the density of the pellets after molding is 1.1-1.3t/m³, which is convenient for storage and transportation, and greatly improves the combustion performance of biomass. Sawdust is a kind of biomass pellets, which often contains dust. In order to ensure quality, the dust or impurities in the sawdust need to be cleaned.

The existing wood chip removal technology, for example, the prior art with application number CN202122169419.8, includes a screening mechanism, a fixed box, a first box door, a ferrule, a cross bar, a collar, a cylinder, a feeding pipe, a discharge cover and a screen, etc. A screw is threadedly installed on the discharge cover, and a screw hole matching the screw is provided at the bottom of the cylinder. The screw is rotated to disengage from the screw hole, and the discharge cover can be rotated to remove the wood chips inside the cylinder.

However, when the sawdust is damp, it will clump, thereby reducing the quality of dust removal, and the existing technology has a poor dust removal effect on the sawdust, which reduces its practicality.

Utility Model Content

In order to solve the above technical problems, the utility model provides a sawdust impurity removal device which is convenient for drying and de-agglomerating sawdust, and is convenient for multi-layer filtering of sawdust, thereby improving the quality and efficiency of impurity removal.

The utility model discloses a wood chip impurity removal device, comprising a dust removal bin; further comprising a stirring mechanism, a drying mechanism, an impurity removal mechanism, a stone removal mechanism, a blowing mechanism and a dust removal mechanism, wherein the drying mechanism is mounted on the stirring mechanism, the stirring mechanism is mounted on the top of the impurity removal mechanism, the stone removal mechanism is mounted on the impurity removal mechanism, the blowing mechanism is mounted in the impurity removal mechanism, and the dust removal mechanism is mounted on the top of the impurity removal mechanism, the stirring mechanism facilitates stirring of the wood chips, the drying mechanism heats the wood chips, the stone removal mechanism blows the wood chips into the impurity removal mechanism, the impurity removal mechanism divides the wood chips into smaller pieces, the blowing mechanism blows up the wood chips, and the dust removal mechanism cleans up the dust in the wood chips; the stirring mechanism facilitates stirring of the wood chips, facilitates the auxiliary drying mechanism to heat and dry the wood chips, reduces agglomeration, the drying mechanism heats the wood chips, the stone removal mechanism blows the wood chips into the impurity removal mechanism, removes the stones in the wood chips, the impurity removal mechanism divides the wood chips into smaller pieces, preliminarily cleans up the dust in the wood chips, and the blowing mechanism blows up the wood chips, so that the dust removal mechanism cleans up the dust in the wood chips, thereby improving the cleaning quality;

The stirring mechanism includes a stirring chamber, a rotating shaft, stirring blades and a first motor. The rotating shaft is installed in the stirring chamber, the stirring blades are installed on the rotating shaft, the first motor is installed at the top of the stirring chamber, and the output end of the first motor is connected to the rotating shaft. First, wood chips are added into the stirring chamber, and the rotating shaft is driven to rotate by turning on the first motor, and then the wood chips in the stirring chamber are stirred by the stirring blades, and then the wood chips in the stirring chamber are crushed.

Preferably, the drying mechanism includes an insulation bin and a heating wire, the insulation bin is installed on the outer wall of the mixing bin, and the heating wire is installed in the insulation bin; by turning on the heating wire to heat the wood chips in the mixing bin, the wood chips are dried easily and agglomeration is reduced; the heating wire is insulated by the insulation bin to reduce energy consumption.

Preferably, the impurity removal mechanism includes a dust removal bin, a partition, a rotating screen drum, a mounting seat, a gear ring, a second motor and a driving gear. The stirring bin is mounted on the top of the dust removal bin, the partition is mounted on the inner wall of the dust removal bin, one end of the rotating screen drum is rotatably mounted on the partition, the other end of the rotating screen drum is rotatably mounted on the dust removal bin through the mounting seat, the gear ring is mounted on the outer wall of the mounting seat, the second motor is mounted on the partition, the driving gear is mounted on the output end of the second motor, and the driving gear is meshed with the second motor; the wood chips in the stirring bin are blown into the rotating screen drum by opening the stone removal mechanism, the second motor is driven to rotate by turning on the second motor, and then the rotating screen drum is driven to rotate through the meshing relationship, and then the wood chips are screened by the rotation of the rotating screen drum, and the dust in the wood chips is preliminarily screened, thereby improving the quality of impurity removal.

Preferably, the stone removal mechanism includes an air intake pipe and a first fan, the air intake pipe is installed on the side wall of the dust removal bin, and the first fan is installed on the air intake pipe; by turning on the first fan, the outside air enters the dust removal bin through the air intake pipe, and then the fallen wood chips are blown into the rotating screen drum for filtration, and the stones fall into the dust removal bin, and then the stones in the wood chips are removed.

Preferably, the blowing mechanism includes a blowing pipe, an air distribution pipe, a nozzle, a second fan and a sieve plate, the blowing pipe is installed on the side wall of the dust removal bin, the air distribution pipe is installed on the blowing pipe, the nozzle is installed on the air distribution pipe, the second fan is installed on the outer end of the blowing pipe, and the sieve plate is installed on the inner wall of the dust removal bin; the wood chips filtered in the rotating sieve drum fall onto the sieve plate, and the second fan is turned on to allow the outside air to enter the air distribution pipe through the blowing pipe, and then the wood chips on the sieve plate are blown by the nozzle, thereby separating the wood chips from the dust.

Preferably, the dust removal mechanism includes an induced draft fan, a water tank and an air duct, the induced draft fan is installed at the top of the dust removal bin, the water tank is installed at the top of the dust removal bin, one end of the air duct is installed on the induced draft fan, the other end of the air duct is added to the water tank, and an exhaust pipe is provided on the water tank; first, water is added to the water tank so that the water surface covers the other end of the air duct, and the induced draft fan is turned on to allow the dust and air in the dust removal bin to enter the water tank through the air duct, and then the air is filtered by the water and discharged through the exhaust port.

Compared with the prior art, the utility model has the following beneficial effects: the stirring mechanism facilitates the stirring of the sawdust, the auxiliary drying mechanism facilitates the heating and drying of the sawdust to reduce agglomeration, the drying mechanism heats the sawdust, the stone removing mechanism blows the sawdust into the impurity removing mechanism to remove the stones in the sawdust, the impurity removing mechanism separates the sawdust into small pieces, and performs preliminary cleaning of the dust in the sawdust, the blowing mechanism blows up the sawdust, which facilitates the dust removing mechanism to clean the dust in the sawdust, thereby improving the cleaning quality.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the first axial side structure of the utility model;

FIG2 is a schematic diagram of the second axial side structure of the utility model;

FIG3 is a front cross-sectional structural schematic diagram of the utility model;

FIG4 is a schematic diagram of the front cross-sectional axial structure of the utility model;

FIG5 is a schematic diagram of a top cross-sectional structure of the utility model;

Markings in the attached drawings: 01, stirring mechanism; 11, stirring chamber; 12, rotating shaft; 13, stirring blades; 14, first motor; 02, drying mechanism; 21, heat preservation chamber; 22, heating wire; 03, impurity removal mechanism; 31, dust removal chamber; 32, partition; 33, rotating screen drum; 34, mounting seat; 35, gear ring; 36, second motor; 37, driving gear; 04, stone removal mechanism; 41, air inlet pipe; 42, first fan; 05, blowing mechanism; 51, blowing pipe; 52, air distribution pipe; 53, nozzle; 54, second fan; 55, sieve plate; 06, dust removal mechanism; 61, induced draft fan; 62, water tank; 63, air duct.

DETAILED DESCRIPTION

In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

The wood chip impurity removal equipment as shown in Figures 1-5 includes a dust removal bin 31, and also includes a stirring mechanism 01, a drying mechanism 02, an impurity removal mechanism 03, a stone removal mechanism 04, a blowing mechanism 05 and a dust removal mechanism 06. The drying mechanism 02 is installed on the stirring mechanism 01, the stirring mechanism 01 is installed on the top of the impurity removal mechanism 03, the stone removal mechanism 04 is installed on one end side wall of the impurity removal mechanism 03, the blowing mechanism 05 is installed in the impurity removal mechanism 03, the dust removal mechanism 06 is installed on the top of the impurity removal mechanism 03, and the dust removal mechanism 06 is located at the end away from the stone removal mechanism 04.

The sawdust is stirred by the stirring mechanism 01, the sawdust is heated by the drying mechanism 02, the sawdust is blown into the impurity removal mechanism 03 by the stone removal mechanism 04, the impurity removal mechanism 03 sieves the sawdust, the blowing mechanism 05 blows up the sawdust, and the dust removal mechanism 06 cleans the dust in the sawdust.

The stirring mechanism 01 includes a stirring chamber 11, a rotating shaft 12, stirring blades 13 and a first motor 14. The rotating shaft 12 is installed in the stirring chamber 11, the stirring blades 13 are installed on the rotating shaft 12, the first motor 14 is installed at the top of the stirring chamber 11, and the output end of the first motor 14 is connected to the rotating shaft 12. A feeding port is opened on the top wall of the stirring chamber 11, and a discharging port is opened on the bottom wall of the stirring chamber.

The drying mechanism 02 includes a heat preservation chamber 21 and a heating wire 22 . The heat preservation chamber 21 is installed on the outer wall of the stirring chamber 11 , and the heating wire 22 is installed in the heat preservation chamber 21 .

First, add the wood chips into the mixing chamber 11, turn on the first motor 14 to drive the rotating shaft 12 to rotate, and then stir the wood chips in the mixing chamber 11 through the stirring blades 13, and then crush the wood chips in the mixing chamber 11, turn on the heating wire 22 to heat the wood chips in the mixing chamber 11, so as to facilitate drying of the wood chips and reduce agglomeration, and use the insulation chamber 21 to keep the heating wire 22 warm to reduce energy consumption, and the stone removal mechanism 04 blows the wood chips into the impurity removal mechanism 03 to remove the stones in the wood chips, and the impurity removal mechanism 03 screens the wood chips and preliminarily cleans the dust in the wood chips, and the blowing mechanism 05 blows up the wood chips to facilitate the dust removal mechanism 06 to clean the dust in the wood chips, thereby improving the cleaning quality.

The impurity removal mechanism 03 includes a dust removal bin 31, a partition 32, a rotating screen drum 33, a mounting seat 34, a gear ring 35, a second motor 36 and a driving gear 37. The stirring bin 11 is installed at the top of the dust removal bin 31, the partition 32 is installed on the inner wall of the dust removal bin 31, one end of the rotating screen drum 33 is rotatably installed on the partition 32, and the other end of the rotating screen drum 33 is rotatably installed on the dust removal bin 31 through the mounting seat 34. The gear ring 35 is installed on the outer wall of the mounting seat 34, the second motor 36 is installed on the partition 32, and the driving gear 37 is installed on the output end of the second motor 36, and the driving gear 37 is meshed with the second motor 36.

The stone removal mechanism 04 includes an air intake pipe 41 and a first fan 42 . The air intake pipe 41 is installed on the side wall of the dust removal bin 31 , and the first fan 42 is installed on the air intake pipe 41 .

The blowing mechanism 05 includes a blowing pipe 51, an air distribution pipe 52, a nozzle 53, a second fan 54 and a sieve plate 55. The blowing pipe 51 is installed on the side wall of the dust removal bin 31, the air distribution pipe 52 is installed on the blowing pipe 51, the nozzle 53 is installed on the air distribution pipe 52, the second fan 54 is installed on the outer end of the blowing pipe 51, and the sieve plate 55 is installed on the inner wall of the dust removal bin 31.

The dust removal mechanism 06 includes an induced draft fan 61, a water tank 62 and an air duct 63. The induced draft fan 61 is installed at the top of the dust removal bin 31, the water tank 62 is installed at the top of the dust removal bin 31, one end of the air duct 63 is installed on the induced draft fan 61, and the other end of the air duct 63 is connected to the water tank 62. An exhaust pipe is provided on the water tank 62.

The utility model discloses a wood chip impurity removal device, when working, firstly, wood chips are added into a mixing bin 11, and the rotating shaft 12 is driven to rotate by turning on the first motor 14, and then the wood chips in the mixing bin 11 are stirred by the stirring blades 13, and then the wood chips in the mixing bin 11 are crushed, and the wood chips in the mixing bin 11 are heated by turning on the heating wire 22, so as to facilitate drying of the wood chips and reduce agglomeration, and the heating wire 22 is kept warm by the heat preservation bin 21 to reduce energy consumption, and the wood chips in the mixing bin 11 are blown into the rotating screen drum 33 by turning on the stone removal mechanism 04, and the driving gear 37 is driven to rotate by turning on the second motor 36, and then the rotating screen drum 33 is driven to rotate through the meshing relationship, and then the wood chips are screened by the rotation of the rotating screen drum 33, and the dust in the wood chips is preliminarily screened, so as to improve the removal efficiency. The quality of impurities is determined by turning on the first fan 42, allowing the outside air to enter the dust removal bin 31 through the air inlet pipe 41, and then blowing the fallen wood chips into the rotating screen drum 33 for filtration, and the gravel falls into the dust removal bin 31, and then the gravel in the wood chips is removed, and the wood chips filtered in the rotating screen drum 33 fall on the screen plate 55, and the outside air is allowed to enter the air distribution pipe 52 through the blowing pipe 51 by turning on the second fan 54, and then the wood chips on the screen plate 55 are blown by the nozzle 53, so as to separate the wood chips from the dust, firstly, water is added into the water tank 62, so that the water surface covers the other end of the air guide pipe 63, and the dust air in the dust removal bin 31 is allowed to enter the water tank 62 through the air guide pipe 63 by turning on the induced draft fan 61, and then the air is filtered by water and discharged through the exhaust port.

The first motor 14, heating wire 22, second motor 36, second fan 54 and induced draft fan 61 of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manual, without the need for technicians in this field to make creative efforts.

The main functions achieved by the utility model are: in the process of sawdust impurity removal, it is convenient to dry the sawdust and remove the agglomerates, and it is convenient to perform multi-layer filtering on the sawdust, so as to improve the quality and efficiency of impurity removal.

The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims (6)

1. A wood chip impurity removal device, comprising a dust removal bin (31); characterized in that it also comprises a stirring mechanism (01), a drying mechanism (02), an impurity removal mechanism (03), a stone removal mechanism (04), a blowing mechanism (05) and a dust removal mechanism (06), wherein the drying mechanism (02) is mounted on the stirring mechanism (01), the stirring mechanism (01) is mounted on the top of the impurity removal mechanism (03), the stone removal mechanism (04) is mounted on the impurity removal mechanism (03), the blowing mechanism (05) is mounted in the impurity removal mechanism (03), and the dust removal mechanism (06) is mounted on the top of the impurity removal mechanism (03); The stirring mechanism (01) comprises a stirring chamber (11), a rotating shaft (12), stirring blades (13) and a first motor (14); the rotating shaft (12) is mounted in the stirring chamber (11); the stirring blades (13) are mounted on the rotating shaft (12); the first motor (14) is mounted at the top end of the stirring chamber (11); and the output end of the first motor (14) is connected to the rotating shaft (12). 2. A wood chip impurity removal device as described in claim 1, characterized in that the drying mechanism (02) comprises a heat preservation bin (21) and a heating wire (22), the heat preservation bin (21) is installed on the outer wall of the stirring bin (11), and the heating wire (22) is installed in the heat preservation bin (21). 3. A wood chip impurity removal device as claimed in claim 2, characterized in that the impurity removal mechanism (03) comprises a dust removal bin (31), a partition (32), a rotating screen drum (33), a mounting seat (34), a gear ring (35), a second motor (36) and a driving gear (37), the stirring bin (11) is mounted on the top of the dust removal bin (31), the partition (32) is mounted on the inner wall of the dust removal bin (31), one end of the rotating screen drum (33) is rotatably mounted on the partition (32), the other end of the rotating screen drum (33) is rotatably mounted on the dust removal bin (31) through the mounting seat (34), the gear ring (35) is mounted on the outer wall of the mounting seat (34), the second motor (36) is mounted on the partition (32), the driving gear (37) is mounted on the output end of the second motor (36), and the driving gear (37) is meshed with the second motor (36). 4. A wood chip impurity removal device as claimed in claim 3, characterized in that the stone removal mechanism (04) comprises an air intake pipe (41) and a first fan (42), the air intake pipe (41) is installed on the side wall of the dust removal bin (31), and the first fan (42) is installed on the air intake pipe (41). 5. A wood chip removal device as claimed in claim 4, characterized in that the blowing mechanism (05) comprises a blowing pipe (51), an air distribution pipe (52), a nozzle (53), a second fan (54) and a sieve plate (55), the blowing pipe (51) is installed on the side wall of the dust removal bin (31), the air distribution pipe (52) is installed on the blowing pipe (51), the nozzle (53) is installed on the air distribution pipe (52), the second fan (54) is installed at the outer end of the blowing pipe (51), and the sieve plate (55) is installed on the inner wall of the dust removal bin (31). 6. A wood chip impurity removal device as claimed in claim 4, characterized in that the dust removal mechanism (06) comprises an induced draft fan (61), a water tank (62) and an air duct (63), the induced draft fan (61) is installed at the top of the dust removal bin (31), the water tank (62) is installed at the top of the dust removal bin (31), one end of the air duct (63) is installed on the induced draft fan (61), the other end of the air duct (63) is connected to the water tank (62), and an exhaust pipe is provided on the water tank (62).