CN112676157A - Garbage winnowing equipment and winnowing method - Google Patents
Garbage winnowing equipment and winnowing method Download PDFInfo
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- CN112676157A CN112676157A CN202110138839.1A CN202110138839A CN112676157A CN 112676157 A CN112676157 A CN 112676157A CN 202110138839 A CN202110138839 A CN 202110138839A CN 112676157 A CN112676157 A CN 112676157A
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Abstract
The invention discloses a garbage winnowing device and a winnowing method, which comprise the following steps: a housing defining a sealed cavity therein; the second conveyor belt is arranged in the shell and used for conveying light and heavy materials; the separating assembly is arranged in the shell and is positioned at the rear end of the second conveyor belt; and the blowing device is arranged below the second conveying belt and is provided with a rotatable blowing nozzle, and the blowing direction of the blowing nozzle points to the gap between the separation component and the second conveying belt. The air blowing device is simple in structure, the air blowing nozzle is used for blowing and separating light materials in the light materials and the heavy materials, the air blowing angle is adjusted by rotating the air blowing nozzle so as to realize air separation of the light materials with different particle sizes and densities, and the application range of the air separation device is further improved.
Description
Technical Field
The invention belongs to the technical field of winnowing equipment, and particularly relates to garbage winnowing equipment and a winnowing method.
Background
In the process of separating light and heavy materials, air separation is a mature and important process, wherein a box type air separator is a main device in the air separation process, and is widely applied to the solid waste industry, such as separation of light impurities in demolition garbage, stale garbage, decoration garbage and the like. In the process of disposing domestic garbage, building garbage and mineralized garbage, the particle size and density difference of light materials in different garbage is large, and the applicable range of the air separator is narrow if the air output and the air output angle of the air outlet of the air nozzle of the air separator can not be adjusted.
In the process of separating and removing light impurities in garbage, stale garbage, decoration garbage and the like by the winnowing machine, a large amount of dust enters the settling chamber along with the light materials, the settling property of the dust is poor, and if the dust-containing gas in the settling chamber is not collected, a large amount of dust-containing gas is discharged from the lower space of the settling chamber to cause dust pollution. If the air duct is directly adopted to return the dust-containing gas to the centrifugal fan of the air separator for secondary utilization, the dust-containing gas can aggravate the abrasion of the centrifugal fan of the air separator.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art.
Therefore, the invention provides garbage winnowing equipment and a winnowing method.
The garbage winnowing device comprises: a housing defining a sealed cavity therein; the second conveyor belt is arranged in the shell and used for conveying light and heavy materials; the separation assembly is arranged in the shell and is positioned at the rear end of the second conveyor belt; the blowing device is arranged below the second conveying belt and provided with a rotatable blowing nozzle, and the blowing direction of the blowing nozzle points to the gap between the separation assembly and the second conveying belt.
The air blowing device has the beneficial effects that the structure is simple, the air blowing nozzle is utilized to blow and separate light materials in the light and heavy materials from the heavy materials, the air blowing angle is adjusted by rotating the air blowing nozzle to realize air separation of the light materials with different particle sizes and densities, and further the application range of the air separation equipment is improved.
According to an embodiment of the present invention, the blowing device further includes: and the centrifugal fan is communicated with the air blowing nozzle and is connected with the frequency converter.
According to one embodiment of the invention, the separation assembly comprises: the roller is rotatably arranged at the rear end of the second conveying belt, and the blowing direction of the blowing nozzle points to a gap between the roller and the second conveying belt; the conical hopper is arranged below the roller; and the third conveying belt is arranged below the conical hopper, and the conveying direction of the third conveying belt is vertical to that of the second conveying belt.
According to an embodiment of the present invention, the blowing device further includes: a base; the motor is arranged on the base, and the output end of the motor is connected with the main bevel gear; the connecting shaft is rotatably arranged on the base, one end of the connecting shaft is connected with a secondary bevel gear, and the secondary bevel gear is meshed with the main bevel gear; and one end of the connecting plate is connected with the other end of the connecting shaft, and the other end of the connecting plate is connected with the air blowing nozzle.
According to one embodiment of the invention, a settling chamber is arranged in the shell, the settling chamber is arranged on one side of the separation assembly, the settling chamber is separated from the conical hopper and the third conveyor belt through a partition plate, an access door and a discharge hole are arranged on the side surface of the settling chamber, and an observation window is arranged on the access door.
According to an embodiment of the invention, the garbage winnowing device further comprises: the cyclone separator is positioned on the outer side of the shell and communicated with the settling chamber through an air outlet pipe, a filter screen is arranged at the joint of the air outlet pipe and the settling chamber, and a star-shaped ash discharge valve is arranged at the bottom of the cyclone separator.
According to an embodiment of the invention, the garbage winnowing device further comprises: and one end of the air return pipe is communicated with the upper part of the cyclone separator, and the other end of the air return pipe is communicated with the centrifugal fan.
According to an embodiment of the invention, the garbage winnowing device further comprises: the first conveyor belt is arranged on the outer side of the shell, and one end of the first conveyor belt is located above the front end of the second conveyor belt.
According to one embodiment of the invention, the upper part of the blowing nozzle extends outwards to form a wind deflector, and the extension line of the wind deflector falls in the gap between the roller and the second conveyor belt.
According to one embodiment of the invention, the air separation method of the garbage air separation equipment comprises the following steps: the light and heavy materials are conveyed to the upper part of the conical hopper by the second conveyor belt and fall down, and the heavy materials fall on the third conveyor belt through the conical hopper and are conveyed out by the third conveyor belt; selecting different blowing angles and air quantities according to the size and the density of the light materials to blow up the light materials, and meanwhile, rotating the roller towards the settling chamber to drive the light materials to enter the settling chamber for settling; the dust-containing gas in the settling chamber is filtered by a filter screen to remove part of light materials, then the dust and clean gas are separated by a cyclone separator, and the clean gas flows back to the centrifugal fan through a return air pipe to be recycled; the air blowing angle is adjusted in a mode that the motor drives the connecting shaft to rotate through the main conical gear and the auxiliary conical gear, and the connecting shaft drives the air blowing nozzle to rotate for a certain angle through the connecting plate; the air volume is adjusted in the following way: the frequency of the centrifugal fan is changed through the control of the frequency converter, and then the rotation rate of the centrifugal fan is adjusted, so that the air quantity is adjusted.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic perspective sectional view of a trash air separation device according to an embodiment of the present invention;
fig. 2 is a schematic front view of a garbage winnowing device according to an embodiment of the present invention;
fig. 3 is a partial enlarged schematic structural view of the garbage winnowing device according to the embodiment of the invention;
fig. 4 is a partial enlarged schematic structural view of the garbage winnowing device according to the embodiment of the invention;
reference numerals:
the device comprises a shell 1, a first conveyor belt 2, a second conveyor belt 3, a blowing device 4, a separation assembly 5, a filter screen 6, a cyclone separator 7, a star-shaped ash discharge valve 8, an air return pipe 9, an air outlet pipe 10, a settling chamber 11, a base 41, a motor 42, a main bevel gear 43, a secondary bevel gear 44, a connecting shaft 45, a connecting plate 46, an air outlet 47, a centrifugal fan 48, a roller 51, a conical hopper 52, a third conveyor belt 53 and an air deflector 471.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The following describes a trash air separation apparatus according to an embodiment of the present invention with reference to the accompanying drawings.
As shown in fig. 1 to 4, according to the garbage winnowing device of the embodiment of the invention, a housing 1, a second conveyor belt 3, a separating assembly 5 and a blowing device 4 are arranged, a closed cavity is defined in the housing 1, the second conveyor belt 3 is arranged in the housing 1, and light and heavy materials are conveyed on the second conveyor belt 3; the separation component 5 is arranged in the shell 1 and is positioned at the rear end of the second conveyor belt 3; the blowing device 4 is arranged below the second conveyor belt 3, the blowing device 4 having a rotatable blowing nozzle 47, the blowing direction of the blowing nozzle 47 being directed towards the gap between the separating assembly 5 and the second conveyor belt 3. The invention has simple structure, utilizes the air blowing nozzle 47 to blow and separate light materials in the light and heavy materials from the heavy materials, and realizes the air separation of the light materials with different grain diameters and densities by rotating the air blowing nozzle 47 to adjust the air blowing angle, thereby improving the application range of the air separation equipment.
According to an embodiment of the present invention, the blowing device 4 further includes: and the centrifugal fan 48 is communicated with the air blowing nozzle 47, and the centrifugal fan 48 is connected with the frequency converter. The air quantity is adjusted by utilizing the frequency converter to control the frequency, the air quantity is controlled from the source, the operation is simple and rapid, and a wind shielding mechanism is not required to be arranged.
According to one embodiment of the invention, the separation assembly 5 comprises: a roller 51, a conical hopper 52 and a third conveyor belt 53, wherein the roller 51 is rotatably arranged at the rear end of the second conveyor belt 3, and the blowing direction of the blowing nozzle 47 is directed to the gap between the roller 51 and the second conveyor belt 3; the conical hopper 52 is arranged below the roller 51; the third conveyor belt 53 is provided below the conical hopper 52, and the conveying direction of the third conveyor belt 53 is perpendicular to the second conveyor belt 3. The upper opening of the conical hopper 52 is larger than the lower opening, so that the heavy materials can be conveniently concentrated on the third conveyor belt 53; by rotating the rollers 51, the efficiency of separating the light materials from the heavy materials is further improved.
According to an embodiment of the present invention, the blowing device 4 further includes: the device comprises a base 41, a motor 42, a connecting shaft 45 and a connecting plate 46, wherein the motor 42 is arranged on the base 41, and the output end of the motor 42 is connected with a main bevel gear 43; the connecting shaft 45 is rotatably arranged on the base 41, one end of the connecting shaft 45 is connected with the secondary bevel gear 44, and the secondary bevel gear 44 is meshed with the primary bevel gear 43; one end of the connecting plate 46 is connected to the other end of the connecting shaft 45, and the other end of the connecting plate 46 is connected to the air blowing nozzle 47. The bevel gear is arranged for transmission, so that the motor 42 can not protrude out of the side surface of the shell 1, and the installation space is reduced.
According to one embodiment of the invention, the housing 1 is provided with a settling chamber 11, the settling chamber 11 is arranged on one side of the separation assembly 5, the settling chamber 11 is separated from the funnel 52 and the third conveyor belt 53 through a partition, the side surface of the settling chamber 11 is provided with an access door and a discharge hole, and the access door is provided with a viewing window.
According to an embodiment of the invention, the garbage winnowing device further comprises: cyclone 7, cyclone 7 are located the outside of casing 1, and cyclone 7 is linked together through going out tuber pipe 10 and settling chamber 11, and the play tuber pipe 10 is equipped with filter screen 6 with settling chamber 11's junction, and cyclone 7's bottom is equipped with star type unloading valve 8. Utilize cyclone 7 to carry out centralized processing to the dirty gas in the deposit room 11, avoid causing dust pollution, got rid of the dust in the dirty gas through cyclone 7, reduced centrifugal fan 48's wearing and tearing, and then prolonged the life of winnowing equipment.
According to an embodiment of the invention, the garbage winnowing device further comprises: and one end of the air return pipe 9 is communicated with the upper part of the cyclone separator 7, and the other end of the air return pipe 9 is communicated with a centrifugal fan 48. Clean gas separated by the air return pipe 9 is recycled, so that the air flow in the whole shell 1 is stable, and great interference to the outside is avoided.
According to an embodiment of the invention, the garbage winnowing device further comprises: first conveyer belt 2, first conveyer belt 2 locates the outside of casing 1, and the one end of first conveyer belt 2 is located the front end top of second conveyer belt 3.
According to one embodiment of the present invention, the upper portion of the blowing nozzle 47 extends outward to form a wind-guiding plate 471, and an extension line of the wind-guiding plate 471 falls in the gap between the drum 51 and the second conveyor belt 3. The air deflectors 471 can guide the wind, so that a part of the wind is prevented from blowing to the second conveyor belt 3, and a part of light materials fall back to the second conveyor belt 3, and further the winnowing effect is improved.
The winnowing method of the garbage winnowing equipment comprises the following steps: the light and heavy materials are conveyed to the upper part of the conical hopper 52 by the second conveyor belt 3 and fall down, and the heavy materials fall on the third conveyor belt 53 through the conical hopper 52 and are conveyed out by the third conveyor belt 53; selecting different blowing angles and air volume according to the size and density of the light materials to blow up the light materials, and meanwhile, rotating the roller 51 towards the settling chamber 11 to drive the light materials to enter the settling chamber 11 for settling; the dust-containing gas in the settling chamber 11 is firstly filtered by the filter screen 6 to remove part of light materials, then the dust and clean gas are separated by the cyclone separator 7, and the clean gas flows back to the centrifugal fan 48 through the return air pipe 9 for recycling; the blowing angle is adjusted in such a way that the motor 42 drives the connecting shaft 45 to rotate through the main bevel gear 43 and the auxiliary bevel gear 44, and the connecting shaft 45 drives the blowing nozzle 47 to rotate for a certain angle through the connecting plate 46; the air volume is adjusted in the following way: the frequency of the centrifugal fan 48 is changed through the control of the frequency converter, and the rotation speed of the centrifugal fan 48 is further adjusted, so that the air quantity is adjusted.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A refuse air separation device, characterized in that it comprises:
the device comprises a shell (1), wherein a closed cavity is defined in the shell (1);
the second conveyor belt (3) is arranged in the shell (1), and light and heavy materials are conveyed on the second conveyor belt (3);
the separation assembly (5) is arranged in the shell (1), and the separation assembly (5) is positioned at the rear end of the second conveyor belt (3);
-a blowing device (4), the blowing device (4) being arranged below the second conveyor belt (3), the blowing device (4) having a rotatable blowing nozzle (47), the blowing direction of the blowing nozzle (47) being directed towards the gap between the separating assembly (5) and the second conveyor belt (3).
2. The refuse air separation plant according to claim 1, characterized in that the blowing device (4) further comprises:
the centrifugal fan (48), the centrifugal fan (48) with blow the mouth (47) and be linked together, centrifugal fan (48) link to each other with the converter.
3. A refuse winnowing plant according to claim 2, characterized in that the separating assembly (5) comprises:
a drum (51), wherein the drum (51) is rotatably arranged at the front end of the second conveyor belt (3), and the blowing direction of the blowing nozzle (47) is directed to the gap between the drum (51) and the second conveyor belt (3);
a tapered hopper (52), wherein the tapered hopper (52) is arranged below the roller (51);
and the third conveyor belt (53) is arranged below the conical hopper (52), and the conveying direction of the third conveyor belt (53) is perpendicular to the second conveyor belt (3).
4. A refuse air separation plant according to claim 3, characterized in that the blowing device (4) further comprises:
a base (41);
the motor (42), the said motor (42) is set up on the said base (41), the output end of the said motor (42) connects with the main bevel gear (43);
the connecting shaft (45) is rotatably arranged on the base (41), one end of the connecting shaft (45) is connected with a secondary bevel gear (44), and the secondary bevel gear (44) is meshed with the main bevel gear (43);
one end of the connecting plate (46) is connected with the other end of the connecting shaft (45), and the other end of the connecting plate (46) is connected with the air blowing nozzle (47).
5. The garbage winnowing device according to claim 4, characterized in that a settling chamber (11) is arranged in the housing (1), the settling chamber (11) is arranged at one side of the separation assembly (5), the settling chamber (11) is separated from the cone-shaped hopper (52) and the third conveyor belt (53) through a partition plate, an access door and a discharge port are arranged at the side of the settling chamber (11), and the access door is provided with an observation window.
6. The trash winnowing apparatus of claim 5, further comprising:
cyclone (7), cyclone (7) are located the outside of casing (1), cyclone (7) through go out tuber pipe (10) with settling chamber (11) are linked together, go out tuber pipe (10) with the junction of settling chamber (11) is equipped with filter screen (6), the bottom of cyclone (7) is equipped with star type unloading valve (8).
7. The trash winnowing apparatus of claim 6, further comprising:
and one end of the air return pipe (9) is communicated with the upper part of the cyclone separator (7), and the other end of the air return pipe (9) is communicated with the centrifugal fan (48).
8. The trash winnowing apparatus of claim 1, further comprising:
the conveying device comprises a first conveying belt (2), wherein the first conveying belt (2) is arranged on the outer side of the shell (1), and one end of the first conveying belt (2) is located above the front end of the second conveying belt (3).
9. A refuse air separation plant according to claim 3, characterized in that the upper part of the air blowing nozzle (47) extends outwards forming an air deflector (471), the extension of the air deflector (471) falling in the gap between the drum (51) and the second conveyor belt (3).
10. Winnowing method for a refuse winnowing plant according to any one of claims 7 to 9, comprising the steps of:
the light and heavy materials are conveyed to the upper part of the conical hopper (52) by the second conveyor belt (3) and fall down, and the heavy materials fall on the third conveyor belt (53) through the conical hopper (52) and are conveyed out by the third conveyor belt (53);
selecting different blowing angles and air quantities according to the size and the density of the light materials to blow up the light materials, and meanwhile, rotating the roller (51) towards the settling chamber (11) to drive the light materials to enter the settling chamber (11) for settling;
dust-containing gas in the settling chamber (11) is filtered by a filter screen (6) to remove part of light materials, then dust and clean gas are separated by a cyclone separator (7), and the clean gas flows back to a centrifugal fan (48) through an air return pipe (9) to be recycled;
the air blowing angle is adjusted in a mode that the motor (42) drives the connecting shaft (45) to rotate through the main bevel gear (43) and the auxiliary bevel gear (44), and the connecting shaft (45) drives the air blowing nozzle (47) to rotate for a certain angle through the connecting plate (46);
the air volume is adjusted in the following way: the frequency of the centrifugal fan (48) is changed through the control of the frequency converter, and then the rotation speed of the centrifugal fan (48) is adjusted, so that the air volume is adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110138839.1A CN112676157A (en) | 2021-02-01 | 2021-02-01 | Garbage winnowing equipment and winnowing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110138839.1A CN112676157A (en) | 2021-02-01 | 2021-02-01 | Garbage winnowing equipment and winnowing method |
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| Publication Number | Publication Date |
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| CN112676157A true CN112676157A (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110138839.1A Pending CN112676157A (en) | 2021-02-01 | 2021-02-01 | Garbage winnowing equipment and winnowing method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114273221A (en) * | 2021-12-27 | 2022-04-05 | 瑞泰环保装备有限公司 | Dispersing type winnowing machine |
| CN114522881A (en) * | 2022-02-21 | 2022-05-24 | 瑞泰环保装备有限公司 | Winnowing machine |
-
2021
- 2021-02-01 CN CN202110138839.1A patent/CN112676157A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114273221A (en) * | 2021-12-27 | 2022-04-05 | 瑞泰环保装备有限公司 | Dispersing type winnowing machine |
| CN114522881A (en) * | 2022-02-21 | 2022-05-24 | 瑞泰环保装备有限公司 | Winnowing machine |
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