Dust removal device of color sorter

Abstract

The utility model relates to the technical field of dust removal of color sorters, and discloses a dust removal device of a color sorter, which comprises a color sorter body, a feed hopper used for feeding is arranged at the top of the color sorter body, a blanking bin used for discharging is arranged at the bottom of the color sorter body, two discharge ports are symmetrically arranged on two sides of the outer wall of the blanking bin, and the discharge ports are communicated with the color sorter body. A material guiding pipe used for guiding materials is arranged at the position, corresponding to the discharging port, of the discharging bin, a draught fan is arranged in the discharging bin, and a separation net plate is fixedly installed in the discharging bin. According to the dust collection device, the air pump is controlled to operate to suck out air in the elastic dust storage bag, the air pressure in the discharging bin is larger than that in the elastic dust storage bag, and dust and air flowing upwards are sucked in by the four dust suction pipes on the four sides and flow into the elastic dust storage bag through the air guide sleeve to be collected; the dust doped in the whole material can be collected through the fixed channel, so that the flowing track of the air dust is limited to ensure the dust collection efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of dust removal for color sorters, in particular to a dust removal device for a color sorter. Background Art

[0002] The search application number (CN205341319U) discloses a color sorter discharge bin with a dust removal function.

[0003] The above technical solution includes a feed hopper, a discharge pipe, a collision rod, a vibrator, a fan and a dust bag, wherein the feed hopper is installed above the discharge pipe, the collision rod is installed horizontally in the discharge pipe, and multiple collision rods are arranged in the discharge pipe, the vibrator is installed on the outer wall of the discharge pipe, the fan is installed at the bottom of the discharge pipe, and the air outlet of the fan is connected to the discharge pipe, the dust bag is fixed above the discharge pipe and connected to the discharge pipe, a mesh plate is provided at the air outlet of the fan, and a second mesh plate is provided at the opening of the dust bag; however, when the fan is running to blow the air dust upward so that the air dust enters the dust bag, the direction of the air flow is not fixed, which will lead to the problem of low overall dust collection efficiency.

[0004] To this end, we propose a dust removal device for a color sorter. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a dust removal device for a color sorter.

[0006] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a dust removal device for a color sorter, comprising a color sorter body, a feed hopper for feeding is provided on the top of the color sorter body, a lower bin for discharging is provided at the bottom of the color sorter body, two discharge ports are symmetrically provided on both sides of the outer wall of the lower bin, a guide pipe for guiding the material is provided at the position corresponding to the discharge port on the lower bin, a fan is provided inside the lower bin, a partition mesh is fixedly installed inside the lower bin, four dust suction pipes for dust collection are provided inside the lower bin, air guide ports are provided on the surrounding walls of the lower bin, an air guide sleeve is fixedly installed on the outer wall of the lower bin, the side where the air guide sleeve and the lower bin are fixed to each other is open, an elastic dust storage bag with elasticity is provided on the outside of the lower bin, and an air pump is provided on the elastic dust storage bag.

[0007] Preferably, the elastic dust storage bag is provided with an elastic connecting tube for guiding air, and the elastic dust storage bag and the air guiding sleeve are connected to each other through the elastic connecting tube.

[0008] Preferably, the elastic dust storage bag is provided with an exhaust valve for exhausting air.

[0009] Preferably, the partition mesh plate has an inverted V-shaped structure, and both ends of the partition mesh plate are on the same horizontal plane as the discharge port.

[0010] Preferably, a tension spring for connecting to a dust suction pipe is fixedly installed inside the lower hopper.

[0011] Preferably, the dust suction tube is composed of a combination of an elastic rectangular tube and a quadrangular pyramid tube, and one end of the tension spring is fixedly connected to the outer wall of the dust suction tube.

[0012] Beneficial effects

[0013] The utility model provides a dust removal device for a color sorter. It has the following beneficial effects:

[0014] (1) The dust removal device of the color sorter is provided with an elastic dust storage bag on the outer side of the lower hopper. When the material is discharged downward through the lower hopper, it will be discharged from the material guide pipes on both sides. The fan blows air upward and drives the air and dust to flow upward. The vacuum pump is controlled to suck out the air inside the elastic dust storage bag. The air pressure inside the lower hopper is greater than the air pressure inside the elastic dust storage bag. The dust and air flowing upward are sucked in by the four dust suction pipes on the four sides and flow through the air guide sleeve to the inside of the elastic dust storage bag for collection. The dust mixed in the whole material can be collected through a fixed channel, thereby limiting the flow track of the air and dust to ensure the dust collection efficiency.

[0015] (2) The dust removal device of the color sorter is provided with an exhaust valve on the elastic dust storage bag. When the air pressure inside the elastic dust storage bag is too high, the exhaust valve can be opened to discharge the gas and dust inside the elastic dust storage bag; a tension spring is fixedly installed inside the lower hopper, and the dust suction pipe is composed of an elastic rectangular tube and a quadrangular pyramid tube. When the dust suction pipe sucks the air and dust inside the lower hopper, the dust suction pipe will swing back and forth under the drive of the tension spring to increase the coverage range of the dust suction pipe to absorb dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] To more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are merely illustrative, and those skilled in the art can derive other implementation drawings based on the provided drawings without inventive effort.

[0017] The structures, proportions, sizes, etc. illustrated in this specification are intended solely to complement the contents disclosed herein and to facilitate understanding and reading by persons familiar with the art. They are not intended to limit the conditions under which the present invention may be implemented and therefore have no substantive technical significance. Any structural modifications, changes in proportions, or adjustments in size, without affecting the efficacy and objectives of the present invention, shall remain within the scope of the technical contents disclosed herein.

[0018] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a partial three-dimensional schematic diagram of the structure of the utility model;

[0020] Figure 3 for Figure 2 Enlarged schematic diagram of point A in the middle.

[0021] Legend:

[0022] 1. Color sorter body; 2. Feed hopper; 3. Discharge bin; 4. Material guide pipe; 5. Fan; 6. Partition screen; 7. Air guide sleeve; 8. Dust suction pipe; 9. Elastic dust storage bag; 10. Air pump; 11. Exhaust valve; 12. Elastic connecting pipe; 13. Tension spring; 14. Air guide port. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] Example: A dust removal device for a color sorter, such as Figure 1 - Figure 3As shown, it includes a color sorter body 1, a feeding hopper 2 for feeding is provided on the top of the color sorter body 1, a lower bin 3 for discharging is provided at the bottom of the color sorter body 1, and two discharge ports are symmetrically provided on both sides of the outer wall of the lower bin 3. A guide pipe 4 for guiding the material is provided at the position corresponding to the discharge port on the lower bin 3. The guide pipe 4 is inclined downward, and the screened material can be discharged outward through the guide pipe 4. A fan 5 is provided inside the lower bin 3, and the fan 5 is located near the lower end of the lower bin 3. A partition screen 6 is fixedly installed inside the lower bin 3, and the partition screen 6 is located on the upper side of the fan 5. The partition screen 6 is an inverted V-shaped structure. The two ends of the partition screen 6 are on the same horizontal plane as the discharge port. Four dust suction pipes 8 for dust collection are provided inside the lower bin 3. The dust suction pipe 8 consists of an elastic rectangular tube and a four The prism-shaped tubes are combined, and air guide ports 14 are provided on all four sides of the inner wall of the lower material bin 3. The internal hollow area of ​​the air guide port 14 passes through the outer wall of the lower material bin 3. The position of the air guide port 14 is opposite to the position of the dust suction pipe 8. An air guide sleeve 7 is fixedly installed on the outer wall of the lower material bin 3. The air guide sleeve 7 is a hollow structure, and the cross-section of the air guide sleeve 7 is a frame-shaped structure. One side on which the air guide sleeve 7 and the lower material bin 3 are fixed to each other is open. An elastic dust storage bag 9 with elasticity is provided on the outer side of the lower material bin 3. The elastic dust storage bag 9 is a spherical hollow structure. An air pump 10 is provided on the elastic dust storage bag 9. The air pump 10 and the elastic dust storage bag 9 are connected to each other through a pipeline. An elastic connecting tube 12 for guiding air is provided on the elastic dust storage bag 9. The elastic connecting tube 12 is a hollow tube, and the elastic dust storage bag 9 and the air guide sleeve 7 are connected to each other through the elastic connecting tube 12;

[0025] By arranging an elastic dust storage bag 9 on the outside of the lower hopper 3, when the material is discharged downward through the lower hopper 3, it will be discharged from the material guide pipes 4 on both sides, the fan 5 is running to blow air upward and drive the air and dust to flow upward, and the suction pump 10 is controlled to operate to suck out the air inside the elastic dust storage bag 9. The air pressure inside the lower hopper 3 is greater than the air pressure inside the elastic dust storage bag 9. The dust and air flowing upward are sucked in by the four dust suction pipes 8 on the four sides and flow through the air guide sleeve 7 to the inside of the elastic dust storage bag 9 for collection. The dust mixed in the whole material can be collected through the fixed channel, thereby limiting the flow track of the air and dust to ensure the dust collection efficiency;

[0026] The elastic dust storage bag 9 is provided with an exhaust valve 11 for exhaust. When the air pressure inside the elastic dust storage bag 9 is too high, the exhaust valve 11 can be opened to discharge the gas and dust inside the elastic dust storage bag 9;

[0027] By providing an exhaust valve 11 on the elastic dust storage bag 9, when the air pressure inside the elastic dust storage bag 9 is too high, the exhaust valve 11 can be opened to discharge the gas and dust inside the elastic dust storage bag 9;

[0028] A tension spring 13 for connecting to the dust suction pipe 8 is fixedly installed inside the lower hopper 3, and one end of the tension spring 13 is fixedly connected to the outer wall of the dust suction pipe 8;

[0029] By fixing a tension spring 13 inside the lower hopper 3, the dust suction pipe 8 is composed of an elastic rectangular tube and a quadrangular pyramid tube. When the dust suction pipe 8 sucks in the air and dust inside the lower hopper 3, the dust suction pipe 8 will swing back and forth under the drive of the tension spring 13 to increase the coverage range of the dust suction pipe 8 for adsorbing dust.

[0030] The working principle of the utility model is as follows: when the material is discharged downward through the lower hopper 3, it will be discharged from the material guide pipes 4 on both sides, the fan 5 will blow air upward and drive the air and dust to flow upward, and the vacuum pump 10 will be controlled to suck out the air inside the elastic dust storage bag 9. The air pressure inside the lower hopper 3 is greater than the air pressure inside the elastic dust storage bag 9. The dust and air flowing upward are sucked in by the four dust suction pipes 8 on the four sides and flow through the air guide sleeve 7 to the inside of the elastic dust storage bag 9 for collection. The dust mixed in the whole material can be collected through a fixed channel.

[0031] 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 to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A dust removal device for a color sorter, comprising a color sorter body (1), wherein a feed hopper (2) for feeding is provided on the top of the color sorter body (1), a lower bin (3) for discharging is provided on the bottom of the color sorter body (1), two discharge ports are symmetrically provided on both sides of the outer wall of the lower bin (3), a guide pipe (4) for guiding the material is provided at a position corresponding to the discharge port on the lower bin (3), a fan (5) is provided inside the lower bin (3), and a partition screen (6) is fixedly installed inside the lower bin (3), characterized in that: Four dust suction pipes (8) for dust collection are provided inside the lower material bin (3), air guide ports (14) are provided on all four inner walls of the lower material bin (3), an air guide sleeve (7) is fixedly mounted on the outer wall of the lower material bin (3), and the side where the air guide sleeve (7) and the lower material bin (3) are fixed to each other is open, an elastic dust storage bag (9) with elasticity is provided on the outer side of the lower material bin (3), and an air pump (10) is provided on the elastic dust storage bag (9).

2. The dust removal device for a color sorter according to claim 1, characterized in that: The elastic dust storage bag (9) is provided with an elastic connecting tube (12) for guiding air, and the elastic dust storage bag (9) and the air guiding sleeve (7) are connected to each other via the elastic connecting tube (12).

3. The dust removal device for a color sorter according to claim 1, characterized in that: The elastic dust storage bag (9) is provided with an exhaust valve (11) for exhausting air.

4. The dust removal device for a color sorter according to claim 1, characterized in that: The partitioning mesh plate (6) is in an inverted V-shaped structure, and both ends of the partitioning mesh plate (6) are on the same horizontal plane as the discharge port.

5. The dust removal device for a color sorter according to claim 1, characterized in that: A tension spring (13) for connecting to a dust suction pipe (8) is fixedly installed inside the lower bin (3).

6. The dust removal device for a color sorter according to claim 5, characterized in that: The dust suction pipe (8) is composed of a rectangular tube with elasticity and a quadrangular pyramid tube, and one end of the tension spring (13) is fixedly connected to the outer wall of the dust suction pipe (8).

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