CN111744876A

CN111744876A - Sawdust recovery plant

Info

Publication number: CN111744876A
Application number: CN202010648439.0A
Authority: CN
Inventors: 杨洲; 肖永永
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2020-10-09

Abstract

The invention discloses sawdust recycling equipment which comprises a cleaning box, a drying box and a pump water tank, wherein the inner wall of the drying box is connected with a main shaft in a penetrating and rotating mode, a plurality of catching plates are fixed on the circumferential outer wall of the main shaft, a flow guide cavity is formed in the main shaft, a plurality of feeding holes which correspond to the catching plates in a one-to-one mode and are communicated with the inside of the flow guide cavity are formed in the outer wall of the main shaft, a discharging hole is formed in the inner wall of the flow guide cavity in a penetrating mode, and a water pump is fixed in the pump water tank. Has the advantages that: thereby drive through the flow of rivers and catch the board and rotate and make and catch the board and drive showy saw-dust and remove, and then make saw-dust and rivers fully contact, thereby clean the surperficial dust, make the saw-dust obtain effectual clearance, and remove thereupon the adhesion at catching the board surface after the saw-dust is thoroughly moist, and then make the saw-dust after the clearance can break away from along with catching the board and wash the case, can not pile up in the cleaning case, guarantee the thorough separation of saw-dust and impurity, do not need artificial processing.

Description

Sawdust recovery plant

Technical Field

The invention relates to the technical field of sawdust recycling, in particular to sawdust recycling equipment.

Background

Wood is a lignified tissue formed by plants capable of secondary growth, such as trees and shrubs. After the primary growth of these plants is completed, the vascular layer in the rootstocks starts to move, developing phloem outward and wood inward. Wood is a generic term for the development of plant tissue inward of the vascular cambium, including xylem and parenchymal rays. Wood plays a great supporting role in human life. Wood is used in different ways according to its different properties.

At present timber can remain a large amount of abandonment saw-dusts after cutting process, and these saw-dusts can be retrieved and recycled completely, nevertheless because the saw-dust combines with impurity particles such as dust and grit easily, make the purification treatment of saw-dust comparatively troublesome, consequently, a lot of saw-dusts can not be retrieved in actual course of working, this has just caused very big wasting of resources, and do not have good cleaning equipment to the saw-dust recovery at present, make the edulcoration process of saw-dust comparatively difficult, seriously influence the effective recycle of saw-dust, consequently, need for a saw-dust recovery plant that recovery effect is ideal.

Disclosure of Invention

The invention aims to solve the problem that good purification treatment cannot be achieved in the prior art, and provides sawdust recycling equipment.

In order to achieve the purpose, the invention adopts the following technical scheme: a sawdust recovery device comprises a cleaning box, a drying box and a pump water tank, wherein the inner wall of the drying box is connected with a main shaft in a penetrating and rotating mode, a plurality of catching plates are fixed on the circumferential outer wall of the main shaft, a flow guide cavity is formed in the main shaft, a plurality of feed inlets which correspond to the catching plates in a one-to-one mode and are communicated with the inside of the flow guide cavity are formed in the outer wall of the main shaft, a discharge outlet is formed in the inner wall of the flow guide cavity in a penetrating and opening mode, a water pump is fixed inside the pump water tank, one end of the water pump is communicated with the inside of the cleaning box through a pump water pipe, a protection plate is fixed on the inner wall of the drying box, a transmission pipe communicated with the inside of the drying box is inserted in the side wall of the cleaning box in a penetrating and opening mode, a return pipe communicated with the inside of, the lateral wall of drying cabinet installs detachable interception net, the upper end of drying cabinet is fixed with the blowing case, the upper end of drying cabinet is equipped with heat source pumping mechanism.

In the wood chip recycling equipment, the heat source pumping mechanism comprises a vortex tube fixed at the upper end of the drying oven, an air inlet pipe, a hot exhaust pipe and a cold exhaust pipe which are connected with an external air source are arranged on the side wall of the vortex tube, the hot exhaust pipe and the cold exhaust pipe are communicated with the inside of the drying oven, and the hot exhaust pipe and the cold exhaust pipe are respectively positioned on two sides of the partition plate.

In foretell saw-dust recovery plant, the bottom of drying cabinet is rotated and is connected with a plurality of pivots, and is a plurality of the guard plate is all run through in the pivot, and is a plurality of the circumference lateral wall of pivot all is fixed with a plurality of bull sticks and a plurality of drive board, the drive board is located the guard plate below, the bull stick is located the guard plate top.

Compared with the prior art, the invention has the advantages that:

1. according to the invention, the wood chips are poured into the material placing box, so that the wood chips slowly slide down under the action of self gravity and enter the cleaning box, the phenomenon that a large amount of wood materials are intensively poured into the cleaning box is avoided, the cleaning effect can be improved by adding a small amount of wood chips for multiple times, the wood chips are separated from impurities by utilizing the floating characteristic of the wood chips, the wood chips are subjected to preliminary impurity separation treatment, the wood chips cannot fly after contacting with water, the environmental pollution cannot be influenced, and meanwhile, dust in the impurities cannot float randomly to cause pollution;

2. according to the invention, the capture plate is driven to rotate by the flowing of water flow, so that the capture plate drives the floating sawdust to move, the sawdust is fully contacted with the water flow, the surface dust is cleaned, the sawdust is effectively cleaned, and the sawdust is adhered to the surface of the capture plate and moves along with the surface of the capture plate after being thoroughly wetted, so that the cleaned sawdust can be separated from the cleaning box along with the capture plate, cannot be accumulated in the cleaning box, the sawdust is ensured to be thoroughly separated from impurities, and manual treatment is not needed;

3. according to the invention, the cleaned sawdust rotates along with the capture plate and then falls into the feed inlet when the capture plate rotates to a vertical state, so that the sawdust enters the drying box from the discharge port along the flow guide cavity, the sawdust is actively transferred under the action of gravity in the process, the transportation of the sawdust is realized without artificial interference, the manpower labor is reduced, and the sawdust transfer process is not in contact with the outside, so that the contact time of moist sawdust and dust in the air is reduced, and the sawdust treatment effect is better;

4. according to the invention, under the action of the vortex tube, hot airflow and cold airflow are introduced into the drying box, so that wet sawdust is rapidly heated and dried under the heating and flowing action of the hot airflow, the moisture content of the sawdust is reduced, the weight of the sawdust is reduced, the sawdust which is finally dried is separated from a drying position along with the airflow and enters a collecting position, and is rapidly cooled and cooled under the blowing action of the cold airflow, the subsequent transfer and collection which are inconvenient due to temperature concentration are avoided, the cold airflow is neutralized with the discharged hot airflow, and the processing environment which is influenced by overhigh discharged gas is avoided;

5. according to the wood chip drying machine, the rotating shaft and the rotating rod are driven to rotate through the flowing of the circulating water flow, so that wet wood chips are stirred, the wood chips are uniformly distributed, no caking is accumulated, the drying speed of the wood chips is accelerated, and the drying effect is better.

Drawings

FIG. 1 is a schematic structural view of a wood chip recycling apparatus according to the present invention;

fig. 2 is a top view of a wood chip recycling apparatus according to the present invention;

fig. 3 is a side sectional view of a wood chip recycling apparatus according to the present invention;

fig. 4 is a sectional view of a drying box portion in the wood chip recycling apparatus according to the present invention;

FIG. 5 is a schematic view of the structure of a catching plate part in the sawdust recycling apparatus according to the present invention;

fig. 6 is a sectional view of a discharge box in the wood chip recycling apparatus according to the present invention.

In the figure: the device comprises a cleaning box 1, a drying box 2, a pump water tank 3, a main shaft 4, a catching plate 5, a flow guide cavity 6, a feed inlet 7, a discharge outlet 8, a protective plate 9, a water pump 10, a pump water pipe 11, a transmission pipe 12, a return pipe 13, a partition plate 14, a flying hole 15, a blocking net 16, a vortex tube 17, an air inlet pipe 18, a hot discharge pipe 19, a cold discharge pipe 20, a rotating shaft 21, a driving plate 22, a rotating rod 23 and a discharge box 24.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Examples

Referring to fig. 1-6, a sawdust recycling apparatus, comprising a cleaning box 1, a drying box 2 and a water pumping box 3, wherein the inner wall of the drying box 2 is connected with a main shaft 4 in a penetrating and rotating manner, a plurality of catching plates 5 are fixed on the circumferential outer wall of the main shaft 4, a flow guide cavity 6 is arranged inside the main shaft 4, the inner surface of the flow guide cavity 6 is inclined so that sawdust can flow into the drying box 2, a plurality of feed inlets 7 which are in one-to-one correspondence with the catching plates 5 and are communicated with the inside of the flow guide cavity 6 are arranged on the outer wall of the main shaft 4, the catching plates 5 are net plates, the side walls of the catching plates 5 are in sliding connection with the inner wall of the cleaning box 1 so as to ensure effective catching of sawdust, water flow can pass through the catching plates 5, a discharge outlet 8 is arranged on the inner wall of the flow guide cavity 6 in a penetrating manner, a water pump 10 is fixed inside the, wash the lateral wall of case 1 and run through to insert and be equipped with transmission pipe 12 with 2 inside intercommunications of drying cabinet, the lateral wall of drying cabinet 2 runs through to insert and is equipped with the back flow 13 with the inside intercommunication of pump water tank 3, the upper end of guard plate 9 is fixed with baffle 14, guard plate 9 separates 2 bottoms of drying cabinet, make 2 bottoms of drying cabinet be used for the backward flow of circulating water, and baffle 14 separates moist saw-dust and dry saw-dust, be convenient for dry and follow-up collection, the lateral wall of baffle 14 runs through to have seted up leap hole 15, detachable interception net 16 is installed to the lateral wall of drying cabinet 2, the upper end of drying cabinet 2 is fixed with blowing case 24, the bottom is the inclined plane in blowing case 24, will slowly slide down under the action of gravity after blowing case 24 is poured into to the saw-dust of area processing and enter inside washing cabinet 1, thereby avoid a large amount of input of.

The heat source pumping mechanism comprises a vortex tube 17 fixed at the upper end of the drying box 2, an air inlet pipe 18 connected with an external air source is arranged on the side wall of the vortex tube 17, a hot exhaust pipe 19 and a cold exhaust pipe 20 are arranged, the hot exhaust pipe 19 and the cold exhaust pipe 20 are communicated with the inside of the drying box 2, the hot exhaust pipe 19 and the cold exhaust pipe 20 are respectively positioned at two sides of the partition plate 14, hot air flow and cold air flow are respectively introduced into the inside of the drying box 2 through the hot exhaust pipe 19 and the cold exhaust pipe 20, the hot air flow is used for heating and drying and driving sawdust to flow and transfer, and the cold air flow is used for cooling the sawdust and the hot air flow, so that pollution caused by overhigh temperature of the exhausted air flow is avoided, meanwhile.

The bottom of drying cabinet 2 is rotated and is connected with a plurality of pivots 21, a plurality of pivots 21 all run through guard plate 9, pivot 21 rotates with the 9 sealed rotations of guard plate to be connected, the circumference lateral wall of a plurality of pivots 21 all is fixed with a plurality of bull stick 23 and a plurality of drive board 22, drive board 22 is located guard plate 9 below, bull stick 23 is located guard plate 9 top, drive board 22 and drive pivot 21 and bull stick 23 rotation under the impact of rivers, thereby accomplish the stirring homogenization to moist saw-dust, avoid it to pile up the caking.

In the invention, when waste wood chips are recycled, particles such as dust, sand and stone doped in the wood chips need to be cleaned, the wood chips to be treated are firstly poured into a material discharge box 24, and because the bottom in the material discharge box 24 is obliquely arranged, the wood chips slowly slide down along the bottom under the action of self gravity, so that the wood chips gradually fall into a cleaning box 1, a water pump 10 is started, compressed gas is introduced into a vortex tube 17 through an air inlet tube 18, under the pumping action of the water pump 10, water flow in a water pump box 3 enters the cleaning box 1, then enters a drying box 2 through a transmission tube 12, and finally returns to the water pump box 3 through a return tube 13, thereby completing the circulating flow of the water flow;

the circularly flowing water flow continuously impacts the catching plates 5 in the cleaning box 1, so that the catching plates 5 drive the main shaft 4 to rotate, the plurality of catching plates 5 intermittently enter the cleaning box 1, wood chips entering the cleaning box 1 float on the surface of the water flow in the cleaning box 1, impurity molecules in the wood chips sink to the bottom of the cleaning box 1, the wood chips and impurities are separated, the wood chips floating on the water surface are caught by the catching plates 5 entering the cleaning box 1 and move along with the catching plates 5, one-time movable cleaning is performed in the cleaning box 1, surface dust is cleaned under the impact of the water flow, and wet wood chips are adhered to the catching plates 5 and are separated from the cleaning box 1 along with the movement of the catching plates 5, so that the cleaning process is completed;

the sawdust which is separated from the cleaning box 1 along with the catching plate 5 rotates along with the catching plate 5, so that when the catching plate 5 rotates to be close to a vertical state, the sawdust falls down along the catching plate 5 under the action of self gravity, enters the feeding hole 7 corresponding to the position of the catching plate 5 and then enters the flow guide cavity 6, due to the inclined design of the inner wall of the flow guide cavity 6, the sawdust entering the flow guide cavity 6 slides to the discharging hole 8 along the inner wall of the sawdust and then enters the drying box 2, the sawdust after being cleaned is carried and collected, and the cleaning process is continuously and effectively carried out;

the board 22 is driven by the circulating water flow to be impacted and rotated, so that the rotating shaft 21 drives the rotating rod 23 to rotate, the sawdust entering the drying box 2 is uniformly distributed under the stirring of the rotating rod 23, the drying treatment is convenient compared with the wet sawdust accumulation and agglomeration prevention, the hot air flow is introduced into the drying box 2 through the hot exhaust pipe 19 by the vortex pipe 17, so that the wet sawdust inside the drying box 2 is continuously impacted by the hot air flow, the hot air flow enters the other side of the partition board 14 through the leap hole 15, is neutralized with the cold air flow flowing out of the cold exhaust pipe 20, finally passes through the intercepting net 16 and is discharged out of the drying box 2, the continuously flowing hot air flow heats and dries the wet sawdust, the water content of the wet sawdust is continuously reduced, and finally becomes dry, the weight of the dried sawdust is greatly reduced, and the sawdust will be driven by the hot air flow to randomly scatter in the drying box 2, the final dry saw-dust will pass leap hole 15 along with the air current flows, shifts to the opposite side of baffle 14 to realize the separation of the saw-dust after the drying and collect, and the saw-dust after the drying will be cooled down by the cold air current cooling of cold blast main 20 exhaust, avoid thermal excessive concentrated, also make things convenient for follow-up direct transfer to store the saw-dust simultaneously, do not need extra cooling to store, reduce the processing step and accelerate the treatment effeciency, dismantle at last interception net 16 and can take out the saw-dust after handling.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The sawdust recycling equipment comprises a cleaning box (1), a drying box (2) and a pump water tank (3), and is characterized in that the inner wall of the drying box (2) is connected with a main shaft (4) in a penetrating and rotating mode, a plurality of catching plates (5) are fixed to the outer wall of the main shaft (4) in the circumferential direction, a flow guide cavity (6) is formed in the main shaft (4), a plurality of feed inlets (7) which correspond to the catching plates (5) one to one and are communicated with the inside of the flow guide cavity (6) are formed in the outer wall of the main shaft (4), a discharge outlet (8) is formed in the inner wall of the flow guide cavity (6) in a penetrating and extending mode, a water pump (10) is fixed to the inside of the pump water tank (3), one end of the water pump (10) is communicated with the inside of the cleaning box (1) through a pump water pipe (11), a protection plate (9) is fixed to the inner wall of the drying box (2), a transmission pipe (12) communicated, the side wall of drying cabinet (2) runs through to be inserted and is equipped with back flow (13) with the inside intercommunication of pump water tank (3), the upper end of guard plate (9) is fixed with baffle (14), the lateral wall of baffle (14) runs through to be seted up and leaps hole (15), detachable interception net (16) is installed to the lateral wall of drying cabinet (2), the upper end of drying cabinet (2) is fixed with blowing case (24), the upper end of drying cabinet (2) is equipped with heat source pumping mechanism.

2. The wood chip recycling device according to claim 1, characterized in that the heat source pumping mechanism comprises a vortex tube (17) fixed on the upper end of the drying box (2), the side wall of the vortex tube (17) is provided with an air inlet tube (18) connected with an external air source, a hot exhaust tube (19) and a cold exhaust tube (20), the hot exhaust tube (19) and the cold exhaust tube (20) are both communicated with the inside of the drying box (2), and the hot exhaust tube (29) and the cold exhaust tube (20) are respectively arranged on two sides of the partition plate (14).

3. The wood chip recycling apparatus according to claim 1, wherein a plurality of rotating shafts (21) are rotatably connected to the bottom of the drying box (2), the rotating shafts (21) all penetrate through the shielding plate (9), a plurality of rotating rods (23) and a plurality of driving plates (22) are fixed to the circumferential side walls of the rotating shafts (21), the driving plates (22) are located below the shielding plate (9), and the rotating rods (23) are located above the shielding plate (9).