Garbage winnowing and ash discharging device

Abstract

The utility model discloses a garbage winnowing and ash discharging device. The garbage winnowing and ash discharging device comprises a dust processor, a first fan, an air closing valve, a negative pressure air return channel and a speed increasing tuyere. The dust processor comprises a cylinder of an annular shell structure, the lower end of the cylinder is a deposition bin of a conical shell structure, the lower end of the deposition bin is an ash discharge port, an air closing valve is installed in the ash discharge port, an air suction pipe at the upper end of the cylinder communicates with a first fan, and an air inlet pipe at the lower end of the cylinder communicates with the left end of a negative pressure air return channel. The negative-pressure air return channel is positioned at the upper end of the settling chamber and is communicated with a settling cavity of the settling chamber; a light material separation plate is arranged between the settling cavity and the negative-pressure air return channel; the upper end of the speed-increasing tuyere is obliquely inserted into the feeding cavity of the settling chamber, and an air inlet is positioned at the right lower part of the feeding hole of the settling chamber. The utility model has the advantages that the working environment is free from dust raising, the service life of the machine is prolonged, the failure rate of the sorting machine is reduced, and the body health of workers is protected.

Description

Technical Field

[0001] The utility model relates to the field of garbage sorting, in particular to a garbage air-selection and ash-discharging device. Background Art

[0002] In order to recycle resources and reuse them, construction and decoration waste is currently generally collected in a centralized manner, and then processed by high-power coarse crushers into a mixture of small-sized solids, lightweight materials (films, small pieces, etc.) and dust. The mixture usually needs to remove lightweight materials before it can be used as a building material; but due to the characteristics of construction and decoration waste, the mixture will generate too much dust during sorting, resulting in a poor working environment, shortening the service life of the machine, increasing the failure rate of sorting equipment and other equipment, and posing a great threat to the health of workers. Utility Model Content

[0003] In order to solve one or more of the above problems, the utility model provides a garbage air separation and ash removal device.

[0004] According to one aspect of the utility model, the garbage air selection and ash removal device comprises: a dust processor, a first fan, an air shut-off valve, a negative pressure return air channel and a speed increasing air nozzle;

[0005] The dust processor comprises a cylinder with a circular shell structure, the lower end of the cylinder is a deposition bin with a conical shell structure, the lower end of the deposition bin is an ash discharge port, a relevant air valve is installed in the ash discharge port, the air suction pipe at the upper end of the cylinder is connected to the first fan, the air inlet pipe at the lower end of the cylinder is connected to the left end of the negative pressure return air channel, the first fan draws air from the air suction pipe, causing negative pressure in the cylinder, the dust flow gas enters the cylinder through the negative pressure return air channel and the air suction pipe for separation, the dust enters the deposition bin, the air closing valve is opened, and the dust is discharged from the ash discharge port;

[0006] The negative pressure return air channel is located at the upper end of the settling chamber and is connected to the settling chamber of the settling chamber. A light material separation plate is provided between the settling chamber and the negative pressure return air channel. The dust flow gas flows from the settling chamber to the negative pressure return air channel.

[0007] The upper end of the speed-increasing nozzle is obliquely inserted into the feed cavity of the settling chamber and its air inlet is located at the lower right side of the feed inlet of the settling chamber. The speed-increasing nozzle provides high-speed airflow for the settling chamber, and the high-speed airflow carries the dust in the settling chamber out to form dust flow gas.

[0008] In some embodiments, the dust processor is modified from a pulse bag dust collector or a cartridge dust collector.

[0009] In some embodiments, the air shut-off valve is an electric butterfly valve or an electric split multi-leaf regulating valve.

[0010] In some embodiments, a dust level sensor is further provided in the deposition bin. When the dust level reaches the position of the dust level sensor, the dust level sensor is normally closed, thereby controlling the air shut-off valve to open automatically to remove the accumulated dust.

[0011] In some embodiments, the speed increasing nozzle is connected to a second fan, and the second fan continuously provides airflow to the speed increasing nozzle.

[0012] In some embodiments, the speed increasing nozzle is connected to the air outlet of the first fan through a long pipe.

[0013] In some embodiments, the speed increasing nozzle is a conical tube structure, the large tube mouth of the conical tube is connected to the air outlet of the second fan or the long pipe connected to the air outlet of the first fan, and the small tube mouth of the conical tube is located at the lower right side of the feed port of the sedimentation chamber.

[0014] In some embodiments, the inclination angle of the speed increasing nozzle is 45°.

[0015] In some embodiments, the settling chamber is a sealed box structure, a laterally arranged filter baffle plate is provided at the upper end of the settling chamber, the space above the filter baffle plate is a negative pressure return air channel and the space below is a settling chamber;

[0016] Or a plurality of mutually parallel and inclined light material separation guide plates are also provided in the settling chamber, and a light material outlet is directly below the light material separation guide plates;

[0017] Or a feeding roller is installed in the feeding cavity of the sedimentation chamber and a heavy material outlet is arranged at the lower right end.

[0018] In some embodiments, a mounting frame is also installed on the upper side of the speed increasing nozzle, and the mounting frame is connected to the adjustment frame through a tilting screw. The two ends of the adjustment frame are connected to the vertical adjustment plates on both sides of the frame through fastening bolts, and a vertical screw is provided in the vertical adjustment plate.

[0019] This garbage air separation and ash removal device collects and filters dust through a dust processor, which not only solves the dust problem in the sorting process, but also effectively realizes the dust recovery. Its beneficial effects are: first, it realizes the effective recovery of dust, and the working environment is dust-free, which is beneficial to extend the service life of the machine, reduce the failure rate of the sorting machine, and protect the health of workers; second, it separates the mixed material into light material, heavy material and dust, effectively realizes the dust recovery, and at the same time makes the sedimentation effect of the sedimentation chamber better; third, the use of the air shut-off valve can achieve a better cyclone dust removal effect and realize the automatic discharge of dust; fourth, the special structure of the cylinder and the sedimentation bin effectively realizes the dust separation performance; fifth, the speed-increasing air nozzle is in the best air supply direction, which can efficiently sort materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1It is a schematic front view of a garbage air separation and ash removal device according to one embodiment of the utility model;

[0021] Figure 2 for Figure 1 A schematic top view of a garbage air separation and ash removal device is shown;

[0022] Figure 3 for Figure 1 A schematic front view of the dust processor shown;

[0023] Figure 4 for Figure 1 A partially enlarged schematic diagram of a garbage air separation and ash removal device is shown;

[0024] Dust processor 1, cylinder 10, sedimentation bin 11, dust discharge port 12, air suction pipe 13, air inlet pipe 14; first fan 2; air shut-off valve 3; negative pressure return air channel 4;

[0025] Speed ​​increasing nozzle 5, mounting frame 50, tilting screw 51, adjusting frame 52, vertical adjustment plate 53, vertical screw 54; second fan 6;

[0026] Sedimentation chamber 01, sedimentation chamber 011, feed chamber 012, feed port 013, light material separation guide plate 014, light material outlet 015, material removal roller 016, heavy material outlet 017. DETAILED DESCRIPTION

[0027] The present invention is further described in detail below in conjunction with the accompanying drawings. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the accompanying drawings, and the words "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

[0028] Figures 1 to 4 A garbage air separation and dust removal device according to an embodiment of the utility model is schematically shown. As shown in the figure, the device includes: a dust processor 1, a first fan 2, an air shut-off valve 3, a negative pressure return air channel 4 and a speed increasing air nozzle 5;

[0029] The dust processor 1 includes a cylinder 10 with a circular shell structure, a deposition bin 11 with a conical shell structure at the lower end of the cylinder 10, an ash discharge port 12 at the lower end of the deposition bin 11, and a relevant air valve 3 installed in the ash discharge port 12. The suction pipe 13 at the upper end of the cylinder 10 is connected to the first fan 2, and the air inlet pipe 14 at the lower end of the cylinder 10 is connected to the left end of the negative pressure return air channel 4. The first fan 2 draws air from the suction port 13, causing negative pressure in the cylinder 10, and the dust flow gas enters the cylinder 10 through the negative pressure return air channel 4 and the suction pipe 13 to separate, and the dust enters the deposition bin 11, the air valve 3 is opened, and the ash discharge port 12 discharges the dust;

[0030] The negative pressure return air channel 4 is located at the upper end of the settling chamber 01 and is connected to the settling chamber 011 of the settling chamber 01. A light material separation plate is provided between the settling chamber 011 and the negative pressure return air channel 4. The dust flow gas flows from the settling chamber 011 to the negative pressure return air channel 4.

[0031] The upper end of the speed-increasing nozzle 5 is inserted obliquely into the feed cavity 012 of the settling chamber 01 and its air inlet is located at the lower right of the feed port 013 of the settling chamber 01. The speed-increasing nozzle 5 provides a high-speed airflow for the settling chamber, and the high-speed airflow carries the dust in the settling chamber 01 out to form dust flow gas.

[0032] The garbage air separation and ash removal device collects and filters dust through the dust processor 1, which not only solves the dust problem in the sorting process, but also effectively realizes the dust recovery. Its beneficial effects are: first, it realizes the effective recovery of dust, and the working environment is dust-free, which is beneficial to extend the service life of the machine, reduce the failure rate of the sorting machine, and protect the health of workers; second, it separates the mixed material into light material, heavy material and dust, effectively realizes the dust recovery, and at the same time makes the sedimentation effect of the sedimentation chamber better; third, the air shut-off valve 3 is adopted to achieve a better cyclone dust removal effect and realize the automatic discharge of dust; fourth, the special structure of the cylinder 10 and the sedimentation bin 11 effectively realizes the dust separation performance; fifth, the speed increasing nozzle 5 is in the best air supply direction, which can efficiently sort materials.

[0033] Preferably, the dust processor 1 is a modified pulse bag dust collector or a cartridge dust collector. The beneficial effect is that the solution is simple and can effectively obtain a good dust removal effect.

[0034] Preferably, the air shut-off valve 3 is an electric butterfly valve or an electric split multi-leaf regulating valve. The beneficial effect is that this option has a better automatic dust removal and dust exhaust function.

[0035] Preferably, a dust level sensor is also provided in the deposition bin 11. When the dust level reaches the position of the dust level sensor, the dust level sensor is normally closed, thereby automatically opening the air shut-off valve 3 to remove the accumulated dust. The beneficial effect is that the structure can further realize automatic dust removal.

[0036] Preferably, the speed-increasing air nozzle 5 is connected to the second fan 6, and the second fan 6 continuously provides airflow for the speed-increasing air nozzle 5. The beneficial effect is that the dual fans 6 can obtain better dust removal performance.

[0037] Preferably, the speed increasing nozzle 5 is connected to the air outlet of the first fan 2 through a long pipe. The beneficial effect is that the first fan 2 uniformly sucks and delivers air, saving energy.

[0038] Preferably, the speed increasing nozzle 5 is a conical tube structure, the large tube opening of the conical tube is connected to the outlet of the second fan 6 or the long pipe connected to the outlet of the first fan 2, and the small tube opening of the conical tube is located at the lower right of the feed port 013 of the settling chamber 01. The beneficial effect is that the use of the conical tube structure can significantly increase the wind speed, and at the same time, its size gradually increases, so that the wind speed increases in a gradual process, so that the speed increasing nozzle 5 is evenly stressed at all places, and the service life of the equipment is improved.

[0039] Preferably, the inclination angle of the speed increasing nozzle 5 is 45°. The beneficial effect is that the arrangement can output wind power at the best position.

[0040] Preferably, the sedimentation chamber 01 is a sealed box structure, and a laterally arranged filter baffle plate is provided at the upper end of the sedimentation chamber 01. The space above the filter baffle plate is the negative pressure return air channel 4 and the space below is the sedimentation chamber 011. The beneficial effect is that the structure can effectively realize the sorting of light materials.

[0041] Preferably, a plurality of mutually parallel and inclined light material separation guide plates 014 are further provided in the settling chamber 01, and a light material outlet 015 is located directly below the light material separation guide plates 01;

[0042] Preferably, a material-pick-up roller 016 is installed in the feed cavity 012 of the sedimentation chamber 01, and a heavy material outlet 017 is provided at the lower right end. The beneficial effect is that the structure is simple and the heavy material separation effect is effectively achieved.

[0043] Preferably, a second air outlet is further provided on the left side of the negative pressure return air channel 4, the second air outlet is connected to the second fan 6, the second fan 6 and the speed increasing air nozzle 5 are respectively connected to the left and right ends of the feeder of the three-way joint, and the feeder is the lower end. The beneficial effect is that this setting can further improve the dust removal performance and increase the material sorting speed.

[0044] Preferably, a mounting frame 50 is also installed on the upper side of the speed increasing air nozzle 5, and the mounting frame 50 is connected to the adjusting frame 52 through the tilting screw 51 in an adjustable manner, and the two ends of the adjusting frame 52 are connected to the vertical adjustment plates 53 on both sides of the frame through fastening bolts, and the vertical adjustment plates 53 are provided with vertical screws 54. The beneficial effect is that the speed increasing air nozzle 5 is effectively placed in the best air delivery position by adopting the vertical adjustment and tilt adjustment, so as to achieve the best sorting effect.

[0045] The lower end of the oblong adjustment hole of the vertical adjustment plate 53 is provided with a tightening threaded hole, and the vertical screw 54 is screwed into the tightening threaded hole and enters the oblong adjustment hole and fits the tightening bolt. The beneficial effect is that the structure can ensure the vertical tension and avoid position change.

[0046] Preferably, the mounting frame 50 is a long angle steel welded on the upper tube wall of the speed increasing nozzle 5, and the long angle steel is adjustably connected to the tilting screw 51 through two sets of front and rear nuts, and the tilting screw 51 is welded or threadedly fixed to the short angle steel of the adjusting frame 52, and the outer side of the short angle steel is fixed with a side panel, and the side panel is provided with a threaded hole, and the fastening bolt passes through the long round adjustment hole and the through hole of the frame and is screwed into the threaded hole of the side panel. The beneficial effect is that the structure is simple, the size adjustment is effectively realized, and the stability performance is good.

[0047] The above are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the inventive concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A garbage air separation and ash removal device, characterized in that: include: A dust processor (1), a first fan (2), an air shut-off valve (3), a negative pressure return air channel (4), and a speed increasing nozzle (5); The dust processor (1) comprises a cylinder (10) with a circular shell structure, the lower end of the cylinder (10) is a sedimentation bin (11) with a conical shell structure, the lower end of the sedimentation bin (11) is an ash discharge port (12), the air shut-off valve (3) is installed in the ash discharge port (12), the air suction pipe (13) at the upper end of the cylinder (10) is connected to the first fan (2), the air inlet pipe (14) at the lower end of the cylinder (10) is connected to the left end of the negative pressure return air channel (4), the first fan (2) draws air from the air suction pipe (13), causing negative pressure in the cylinder (10), the dust flow gas enters the cylinder (10) through the negative pressure return air channel (4) and the air suction pipe (13) to separate, the dust enters the sedimentation bin (11), the air shut-off valve (3) is opened, and the ash discharge port (12) discharges the dust; The negative pressure return air channel (4) is located at the upper end of the settling chamber (01) and is connected to the settling chamber (011) of the settling chamber (01); a light material separation plate is provided between the settling chamber (011) and the negative pressure return air channel (4); the dust flow gas flows from the settling chamber (011) to the negative pressure return air channel (4); The upper end of the speed-increasing air nozzle (5) is inserted obliquely into the feed cavity (012) of the settling chamber (01) and its air inlet is located at the lower right of the feed port (013) of the settling chamber (01). The speed-increasing air nozzle (5) provides a high-speed airflow for the settling chamber, and the high-speed airflow carries the dust in the settling chamber (01) out to form dust flow gas.

2. A garbage air separation and ash removal device according to claim 1, characterized in that: The dust processor (1) is modified from a pulse bag dust collector or a cartridge dust collector.

3. The garbage air separation and ash removal device according to claim 1 is characterized in that: The air shut-off valve (3) is an electric butterfly valve or an electric split multi-leaf regulating valve.

4. The garbage air separation and ash removal device according to claim 1 is characterized in that: A dust level sensor is also provided in the deposition bin (11). When the dust level reaches the position of the dust level sensor, the dust level sensor is normally closed, thereby controlling the air shut-off valve (3) to open automatically to remove the accumulated dust.

5. The garbage air separation and ash removal device according to claim 1 is characterized in that: The speed-increasing air nozzle (5) is connected to a second fan (6), and the second fan (6) continuously provides air flow for the speed-increasing air nozzle (5).

6. The garbage air separation and ash removal device according to claim 1 is characterized in that: The speed increasing air nozzle (5) is connected to the air outlet of the first fan (2) via a long pipeline.

7. A garbage air separation and ash removal device according to claim 5 or 6, characterized in that: The speed increasing nozzle (5) is a conical tube structure, the large tube opening of the conical tube is connected to the air outlet of the second fan (6) or the long pipe connected to the air outlet of the first fan (2), and the small tube opening of the conical tube is located at the lower right of the feed port (013) of the sedimentation chamber (01).

8. The garbage air separation and ash removal device according to claim 1 is characterized in that: The inclination angle of the speed increasing nozzle (5) is 45°.

9. The garbage air separation and ash removal device according to claim 1 is characterized in that: The settling chamber (01) is a sealed box structure, and a laterally arranged filter baffle plate is provided at the upper end of the settling chamber (01), the space above the filter baffle plate is the negative pressure return air channel (4) and the space below is the settling chamber (011); Or the settling chamber (01) is further provided with a plurality of mutually parallel and inclined light material separation guide plates (014), and a light material outlet (015) is located directly below the light material separation guide plates (014); Or a material-prying roller (016) is installed in the feed cavity (012) of the sedimentation chamber (01) and a heavy material outlet (017) is provided at the lower right end.

10. The garbage air separation and ash removal device according to claim 1, characterized in that: A mounting frame (50) is also mounted on the upper side of the speed increasing nozzle (5), and the mounting frame (50) is tiltably connected to an adjustment frame (52) via a tilting screw rod (51), and both ends of the adjustment frame (52) are connected to vertical adjustment plates (53) on both sides of the frame via fastening bolts, and a vertical screw rod (54) is disposed inside the vertical adjustment plate (53).

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