Cleaning device for mixed dust flow

Abstract

The utility model discloses a cleaning device for mixed dust flow. The cleaning device comprises a cyclone separator, a dust remover, a spiral discharging machine, a fan, an exhaust part and a mixed flow generation part, a side air inlet of the cyclone separator is communicated with a mixed flow outlet in the upper end of the mixed flow generation part, the cyclone separator separates out light materials in the mixed dust flow, and an upper exhaust port of the cyclone separator is communicated with a dust removal inlet of the dust removal bin; a dust falling unit is arranged at the upper end of a filter part of a dust removal bin of the dust remover, an inverted-cone-shaped dust collection bin is arranged at the lower end of the dust removal bin, dust is separated from dust flow by the filter part to become clean air, and the dust falling unit enables the dust on the filter part to fall into the dust collection bin; the spiral discharging machine is mounted at a lower port of the dust collecting bin, so that dust in the dust collecting bin is discharged; the fan communicates with a clean outlet in the upper end of the dust removal bin and the exhaust part; the mixed flow generating part forms mixed airflow and discharges clean heavy aggregate. The utility model has the effects of clean material, clean production, safety and health.

Description

TECHNICAL FIELD

[0001] The utility model relates to material sorting field, especially a kind of clean device of mixed dust flow. BACKGROUND

[0002] With urbanization and industrialization construction and promotion, more and more waste garbage, such as domestic waste, environmental sanitation garbage, construction waste, decoration garbage etc., is accompanied, national vigorously promotes garbage recycling classification, realizes resource reutilization, and mixed garbage or mixed garbage after initial crushing includes: small size heavy material, light material (light weight plastic, paper, wood chip or small fragment etc.) and dust material;Currently, mixed material directly enters multi-stage sorting screen and is sorted, its defects are as follows: first, dust is too large in sorting site, which causes very poor production environment, shortens the service life of machine, and increases equipment failure rate, which simultaneously affects the health of workers;Second, heavy material is mixed with more light material and dust, and screening precision is poor, so that screening material has poor purity and cannot be directly used for reuse;Third, light material is easily blocked in screen, which needs frequent maintenance and low production efficiency. SUMMARY

[0003] In order to solve one or more of the above problems, the utility model provides a kind of clean device of mixed dust flow.

[0004] According to one aspect of the utility model, the clean device of mixed dust flow includes: cyclone separator, dust collector, spiral discharging machine, fan, exhaust part and mixed flow generating part;

[0005] Side air inlet of cyclone separator is communicated with mixed flow outlet on the upper end of mixed flow generating part by first connecting pipe, light material in mixed dust flow is separated out by cyclone separator and discharged from first lower outlet thereof, and upper exhaust port of cyclone separator is communicated with dust removal inlet on the lower right side of dust removal bin by second connecting pipe, and dust flow enters dust removal bin from dust removal inlet;

[0006] Dust collector includes dust removal bin with hollow inside, and a plurality of filter elements are arranged in the middle of dust removal bin, dust falling unit is arranged on the upper end of filter element, and dust collection bin with inverted cone shape is arranged at the lower end of dust removal bin, dust flow is separated into clean air by filter element, and dust falling unit is periodically started to make dust on filter element fall into dust collection bin;

[0007] Spiral discharging machine is installed at the lower port of dust collection bin, and dust material in dust collection bin is discharged by starting spiral discharging machine;

[0008] Air inlet of fan is communicated with clean outlet on the upper end of dust removal bin by third connecting pipe, and air outlet is communicated with exhaust part;

[0009] The mixed flow generating part is a light and heavy material separator, and the mixed flow generating part comprises a separation chamber with an airflow from bottom to top, the material enters the separation chamber, the light material and dust material are mixed into the airflow to form a mixed airflow and enter a mixed flow outlet, and the remaining clean heavy material is discharged from a heavy material outlet of the mixed flow generating part.

[0010] In some embodiments, the filter is a circumferential array or a rectangular array of filter bags installed under the inner top frame; and the dust falling unit is installed on the inner top frame.

[0011] In some embodiments, the filter bag comprises a plurality of layers of filter membranes which are successively sleeved, and the mesh of the filter membranes gradually decreases from the outer layer to the inner layer.

[0012] In some embodiments, the dust falling unit comprises a plurality of pulse valves connected to a pneumatic circuit, and the air nozzles connected to each pulse valve are opposite to the filter below.

[0013] In some embodiments, one end of the maintenance door is rotatably connected to the dust collection bin through a hinge, and the other end of the maintenance door is detachably connected to the dust collection bin through a threaded handle.

[0014] Or, a maintenance door is installed in the middle of the upper end of the dust collection bin, and a protective fence is installed around the upper end.

[0015] Or, a bottom frame connected to the three-dimensional frame is connected to the lower end of the dust collection bin, and a threaded support rod is fixedly connected in the middle of the bottom frame.

[0016] In some embodiments, the spiral discharging machine is connected to the bottom frame through two end side beams; and the spiral discharging machine is provided with an air valve.

[0017] In some embodiments, the first connecting pipe is a circular arc-shaped first diversion pipe connected to an inverted cone-shaped speed increasing pipe, the second connecting pipe is an S-shaped pipe connected to a circular arc-shaped second diversion pipe, and the third connecting pipe is a vertical pipe connected to a circular arc-shaped third diversion pipe at the lower end.

[0018] In some embodiments, the right end of the main shell of the mixed flow generating part is a material stirring chamber, and the lower left end is a separation chamber connected to the material stirring chamber; the upper end of the separation chamber is a mixed flow outlet, and the lower end is a heavy material outlet; the upper end of the material stirring chamber is provided with a material inlet, and a stirring device is installed in the middle.

[0019] In some embodiments, the stirring device is a material stirring runner driven by a motor, and the material stirring runner comprises a plurality of circumferential array of rotating plates and two side end plates which surround each other to form a V-shaped material carrying chamber.

[0020] The upper end of the rotating plate is also detachably provided with a sealing plate which is interference connected to the inner wall of the material stirring chamber.

[0021] In some embodiments, the fan is a high-power axial flow fan; and the exhaust part is a high-discharge pipe.

[0022] The cleaning device for mixed dust flow realizes cleaning of materials by effective triple separation structure of mixed flow generating part, cyclone separator and dust collector, and has the following beneficial effects: 1. The device generates clean heavy materials, cyclone separator cleans light material in mixed dust flow, dust collector effectively removes dust in dust flow, and forms clean gas, so that the heavy material is cleaned, the workshop is clean, the air is good, the machine equipment is not affected and runs well, the service life is long, and the worker's health is effectively protected; 2. The purity of the heavy material is high, and the heavy material is convenient to reuse; 3. There is no light material blocking equipment phenomenon, the equipment runs in parallel, and the production efficiency is high; 4. The dust collector is provided with a pulse valve, which can quickly and efficiently reduce dust; 5. The spiral discharge machine smoothly discharges materials, and the materials are not blocked. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a schematic view of a cleaning device for mixed dust flow according to an embodiment of the present application;

[0024] Figure 2 It is a schematic view of a dust collector shown in the figure; Figure 1

[0025] Figure 3 It is a schematic view of a filter shown in the figure; Figure 1

[0026] Figure 4 It is a schematic view of a filter membrane shown in the figure; Figure 3

[0027] Figure 5 It is a schematic view of a cyclone separator and a mixed flow generating part shown in the figure; Figure 1

[0028] Figure 6 It is a sectional view of a mixed flow generating part shown in the figure; Figure 5

[0029] Cyclone separator 1, side air inlet 11, first discharge port 12, upper air outlet 13;

[0030] Dust collector 2, dust removal bin 20, dust removal inlet 201, clean outlet 202, filter 21, filter membrane 210, dust reduction unit 22, pulse valve 221, air nozzle 222, dust collection bin 23, inner top frame 24, door cover 25, protective fence 26, hinge 28, access door 27, rotating handle 29;

[0031] Spiral discharge machine 3, air lock valve 31; fan 4; exhaust part 5;

[0032] ​​​​​The mixed flow generating part 6, the separation cavity 60, the mixed flow outlet 61, the heavy material outlet 62, the main shell 63, the stirring cavity 64, the feeding port 65, the stirring device 66, the carrying cavity 660, the rotating plate 661, the end plate 662, the mounting rib 663, the sealing plate 664, the motor 67, the transparent observation window 68, the chassis 7, the threaded support rod 71;

[0033] The first connecting pipe 01, the first turning pipe 010, the speed increasing pipe 011, the second connecting pipe 02, the S-shaped pipe 021, the second turning pipe 022, the third connecting pipe 03, the vertical pipe 031, the third turning pipe 032. DETAILED DESCRIPTION

[0034] The utility model will be made further detailed description in combination with the drawings. It is to be explained that, the words "front", "back", "left", "right", "up" and "down" used in the following description refer to the direction in the drawing, the words "in" and "out" respectively refer to the direction towards or away from the geometric center of a particular component.

[0035] Figures 1 to 6 A kind of mixed dust flow's cleaning device according to an embodiment of the utility model is schematically shown. As shown in the figure, the mixed dust flow's cleaning device includes: cyclone 1, dust collector 2, spiral discharger 3, fan 4, exhaust part 5 and mixed flow generating part 6;

[0036] The side inlet 11 of cyclone 1 is communicated with the mixed flow outlet 61 at the upper end of the mixed flow generating part 6 through the first connecting pipe 01, cyclone 1 separates the light material in mixed dust flow and discharges it from the first lower outlet 12 thereof, the upper exhaust port 13 of cyclone 1 is communicated with the dust removal inlet 201 at the right lower end of the dust removal bin 20 through the second connecting pipe 02, and the dust flow enters the dust removal bin 20 from the dust removal inlet 201.

[0037] The dust collector 2 includes a hollow dust removal bin 20, a plurality of filter elements 21 are arranged in the middle of the dust removal bin 20, the filter elements 21 are preferably a plurality of filter bags arranged in a circular array or a rectangular array under the inner top frame 24, and a dust falling unit 22 is mounted on the inner top frame 24. Preferably, the dust falling unit 22 includes a plurality of pulse valves 221 connected to a pneumatic circuit, and each pulse valve 221 is connected to a gas nozzle 222 opposite to the filter element 21 below.

[0038] The upper end of the filter element 21 is provided with the dust falling unit 22, the lower end of the dust removal bin 20 is provided with a dust collection bin 23 in the shape of an inverted cone, the dust flow is separated into clean air by the filter element 21, and the dust falling unit 22 is periodically started to make the dust on the filter element 21 fall into the dust collection bin 23.

[0039] The spiral discharger 3 is installed at the lower end of the dust collection bin 23, and the spiral discharger 3 is started to discharge the dust material in the dust collection bin 23.

[0040] The air inlet of the fan 4 is communicated with the clean outlet 202 at the upper end of the dust removal bin 20 through the third connecting pipe 03, and the air outlet is communicated with the exhaust part 5; the fan 4 is preferably a high-power axial flow fan; and the exhaust part 5 is preferably a high-discharge pipe.

[0041] The mixed flow generating part 6 is a light and heavy material separator, and the mixed flow generating part 6 comprises a separation cavity 60 with airflow from bottom to top. The material enters the separation cavity 60, the light material and the dust material are mixed into the airflow to form a mixed airflow, and the remaining clean heavy aggregate is discharged from the heavy material outlet 62 of the mixed flow generating part 6.

[0042] The clean device for mixed dust flow is provided with the effective triple separation structure of the mixed flow generating part 6, the cyclone separator 1 and the dust remover 2. The mixed flow generating part 6 discharges clean heavy aggregate, generates mixed dust flow of light material and dust material, the cyclone separator 1 effectively removes light material, the dust remover 2 effectively removes dust material by periodically acting on the filter 1 by the dust falling unit 22, and the exhaust part 5 discharges clean airflow into the atmosphere or for recycling. The device has the following beneficial effects: 1. The device generates mixed dust flow, removes light material in the mixed dust flow by the cyclone separator, and effectively removes dust material in the dust flow by the dust remover, thereby forming clean gas, so that the heavy material is cleaned, the workshop is clean, the air is good, the machine equipment is not affected and runs well, the service life is long, and the health of workers is effectively protected; 2. The purity of the heavy material is high, and the heavy material is convenient to reuse; 3. There is no phenomenon of light material blocking the equipment, the equipment runs in parallel, and the production efficiency is high; 4. The dust remover is provided with the pulse valve 221, which can quickly and efficiently remove dust; and 5. The spiral discharging machine 3 smoothly discharges materials without blocking.

[0043] Preferably, the filter bag comprises a plurality of filter membranes 210 which are sequentially sleeved, and the mesh of the filter membranes 210 gradually decreases from the outer filter membrane 210 to the inner filter membrane 210. The setting can further improve the filtering precision and improve the air cleanliness.

[0044] Further, one end of the maintenance door 27 is rotationally connected to the dust collection bin 23 through the hinge 28, and the other end of the maintenance door 27 is detachably connected to the dust collection bin 23 through the threaded connection of the rotating handle 29. The setting facilitates maintenance.

[0045] Preferably, the maintenance opening in the middle of the upper end of the dust removal bin 20 is provided with the door cover 25, and the protective fence 26 is installed around the upper end. The protective fence 26 improves the safety performance of maintenance production.

[0046] Preferably, the dust removal bin 20 is connected to the chassis 7 of the three-dimensional frame structure at the lower end, and the threaded support rod 71 is fixedly connected in the middle of the chassis 7. The setting of the chassis 7 has high strength.

[0047] Preferably, the spiral discharging machine 3 is connected with the chassis 7 through two end side beams; the spiral discharging machine 3 is provided with an air valve 31.

[0048] Further, the first connecting pipe 01 is a circular arc first turning pipe 010 connected with an inverted cone speed increasing pipe 011, the second connecting pipe 02 is an S-shaped pipe 021 connected with a circular arc second turning pipe 022, and the third connecting pipe 03 is a vertical pipe 031 connected with a circular arc third turning pipe 032 at the lower end. The pipe arrangement has the advantages of less air loss, compact overall structure and small floor area.

[0049] Further, the right end of the main shell 63 of the mixed flow generating part 6 is a material stirring cavity 64, and the lower left end of the main shell 63 is a separation cavity 60 connected with the material stirring cavity 64, the upper end of the separation cavity 60 is a mixed flow outlet 61, and the lower end of the separation cavity 60 is a heavy material outlet 62; the upper end of the material stirring cavity 64 is provided with a feeding port 65, and a stirring device 66 is installed in the middle of the material stirring cavity 64. The product has the advantages of compact structure, small overall size, and convenient setting in various application occasions such as garbage disposal stations.

[0050] Preferably, the stirring device 66 is a material stirring runner driven by a motor 67, the material stirring runner includes a plurality of circumferentially arrayed turning plates 661 and two side end plates 662 which are surrounded by each other to form a V-shaped material receiving cavity 660; a transparent observation window 68 is preferably installed at the upper end of the separation cavity 60. The product has the advantages that: 1. the turning type turning plate 662 has high carrying capacity and does not deform after long-term use, has long service life, reduces maintenance and replacement cost, and effectively improves screening efficiency; 2. the circumferentially distributed material receiving cavity 660, the cyclic reciprocating feeding and throwing of the material, and the gravity and centrifugal force of the material when leaving, the heavy material has large kinetic energy, and the light material is more easily separated, so that the separation precision is high.

[0051] Preferably, mounting ribs 663 are further arranged between adjacent turning plates 661. The product has the advantage of improving the overall strength.

[0052] Preferably, a sealing plate 664 is detachably installed at the upper end of the turning plate 661, and the sealing plate 664 is interference connected with the inner wall of the material stirring cavity 64. The product has the advantage of effectively sealing and isolating the separation cavity 61 and the material stirring cavity 64, avoiding air flow overflow caused by the intermediate gap, avoiding dust emission, improving the working environment, and protecting the service life of the machine.

[0053] The above only describes some embodiments of the present application. Those skilled in the art can make some modifications and improvements without departing from the inventive concept, and these all belong to the protection scope of the present application.

Claims

1. A cleaning device for a mixed dust stream, characterized in that It comprises a cyclone separator (1), a dust collector (2), a spiral discharging machine (3), a fan (4), an exhaust part (5) and a mixed flow generating part (6). The side air inlet (11) of the cyclone separator (1) is communicated with the mixed flow outlet (61) at the upper end of the mixed flow generating part (6) through a first connecting pipe (01), the cyclone separator (1) separates the light material in the mixed dust flow and discharges it from the first lower discharge port (12), and the upper exhaust port (13) of the cyclone separator (1) is communicated with the dust removal inlet (201) at the right lower end of the dust removal bin (20) through a second connecting pipe (02), and the dust flow enters the dust removal bin (20) from the dust removal inlet (201). The dust collector (2) comprises a hollow dust removal bin (20), a plurality of filter elements (21) are arranged in the middle of the dust removal bin (20), a dust falling unit (22) is arranged at the upper end of the filter element (21), and a dust collecting bin (23) in the shape of an inverted cone is arranged at the lower end of the dust removal bin (20), the dust flow is separated into dust by the filter element (21) to become clean air, and the dust falling unit (22) is periodically started to make the dust on the filter element (21) fall into the dust collecting bin (23). The spiral discharging machine (3) is installed at the lower end of the dust collecting bin (23), and the spiral discharging machine (3) is started to discharge the dust material in the dust collecting bin (23). The air inlet of the fan (4) is communicated with the clean outlet (202) at the upper end of the dust removal bin (20) through a third connecting pipe (03), and the air outlet is communicated with the exhaust part (5). The mixed flow generating part (6) is a light and heavy material separator, and the mixed flow generating part (6) comprises a separation cavity (60) with airflow from bottom to top, material enters the separation cavity (60), light material and dust material are mixed into airflow to form mixed airflow and enter the mixed flow outlet (61), and the remaining clean heavy aggregate is discharged from the heavy material outlet (62) of the mixed flow generating part (6).

2. A cleaning device for mixing a dust stream according to claim 1, characterized in that The filter element (21) is a plurality of filter bags arranged in a circular array or a rectangular array under an inner top frame (24); and the dust falling unit (22) is installed on the inner top frame (24).

3. A cleaning device for mixing a dust stream according to claim 2, characterized in that The filter bag comprises a plurality of layers of filter membranes (210) which are successively sleeved, and the mesh of the filter membranes (210) gradually decreases from the outer layer to the inner layer.

4. A cleaning device for mixing a dust stream according to claim 2, characterized in that The dust falling unit (22) comprises a plurality of pulse valves (221) connected with a pneumatic circuit, and the air nozzle (222) connected with each pulse valve (221) is opposite to the filter element (21) below.

5. A cleaning device for mixed dust streams according to claim 1, characterized in that The dust collecting bin (23) is rotationally connected with one end of an access door (27) through a hinge (28), and the rotation handle (29) at the other end of the access door (27) is detachably connected with the dust collecting bin (23) through screw thread clamping. Or a door cover (25) is installed at the upper end of the dust removal bin (20), and a protective fence (26) is installed at the upper end of the dust removal bin (20). Or a bottom frame (7) of a three-dimensional frame structure is connected to the lower end of the dust removal bin (20), and a threaded support rod (71) is fixedly connected in the middle of the bottom frame (7).

6. A cleaning device for a mixed dust stream according to claim 5, wherein The spiral discharging machine (3) is connected with the bottom frame (7) through two end side beams; and the spiral discharging machine (3) is provided with an air valve (31).

7. A dust flow mixing cleaning device according to claim 1, characterized in that The first connecting pipe (01) is a first arc-shaped turning pipe (010) connected with an inverted cone-shaped speed increasing pipe (011), the second connecting pipe (02) is an S-shaped pipe (021) connected with an arc-shaped second turning pipe (022), and the third connecting pipe (03) is a vertical pipe (031) connected at the lower end with an arc-shaped third turning pipe (032).

8. A dust flow mixing cleaning device according to claim 1, characterized in that The right end of the main shell (63) of the mixed flow generating part (6) is a material stirring cavity (64), and the left end is connected with a separation cavity (60); the upper end of the separation cavity (60) is a mixed flow outlet (61), and the lower end is a heavy material outlet (62); the upper end of the material stirring cavity (64) is provided with a feeding port (65), and a stirring device (66) is arranged in the middle.

9. A cleaning device for a mixed dust stream according to claim 8, wherein, The stirring device (66) is a material stirring runner driven by a motor (67), which comprises a plurality of circumferentially arranged rotating plates (661) and two side end plates (662) which are mutually surrounded to form a V-shaped material loading cavity (660). The upper end of the rotating plate (661) is detachably provided with a sealing plate (664) which is in interference connection with the inner wall of the material stirring cavity (64).

10. A device for cleaning a mixed dust stream according to any one of claims 1 to 9, characterized in that The fan (4) is a high-power axial fan. The exhaust part (5) is a high-emission pipe.

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