CN214718198U

CN214718198U - Garbage screening device

Info

Publication number: CN214718198U
Application number: CN202120419467.5U
Authority: CN
Inventors: 王新然; 江青华; 李东
Original assignee: Beijing Keal Ailin Environmental Prot Technology Co ltd
Current assignee: Beijing Keal Ailin Environmental Prot Technology Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-11-16
Anticipated expiration: 2031-02-25

Abstract

The application relates to a garbage screening device, which relates to the field of garbage treatment technology and comprises a rack and a first screen drum, wherein the first screen drum is connected to the rack, a plurality of first screen holes are formed in the first screen drum, a driving assembly for driving the first screen drum to rotate is connected to the first screen drum, a second screen drum is sleeved on the periphery of the first screen drum, and a plurality of second screen holes are formed in the lower half part of the second screen drum; a third sieve hopper is arranged below the second sieve drum, a plurality of third sieve holes are formed in the third sieve hopper, the second sieve drum and the third sieve hopper are connected with a vibrating piece, and the diameters of the first sieve holes, the second sieve holes and the third sieve holes are reduced in sequence. This application has the rubbish of pouring into in the first sieve section of thick bamboo, can filter through second sieve section of thick bamboo and third sieve fill layer upon layer, divides the rubbish of different volumes and weight to come, is favorable to the effect of going on of follow-up gasification.

Description

Garbage screening device

Technical Field

The application relates to the field of garbage treatment technology, in particular to a garbage screening device.

Background

The domestic garbage is mainly composed of perishable organic matters, coal ash, silt, small stones, broken bricks, broken glass, waste plastics, clothes, paper and the like. The gasification of domestic garbage is a novel garbage treatment technology, but before the garbage gasification treatment, the garbage must be properly sorted, and inorganic substances such as dust, sand, small stones, broken bricks, broken glass, rusty matters, perishable organic matters and the like in the domestic garbage are separated as much as possible and sorted out for further treatment.

The existing Chinese patent with reference to publication number CN204912023U discloses a garbage screening machine, which comprises a feed hopper, a bag breaking area and a screening area, wherein the screening machine main body is a screen drum mechanism, one end of a support frame of the screening machine is provided with a roller, and the other end of the support frame is provided with a bearing seat; one end of the screen drum mechanism is supported by the roller, the end part of the other end of the screen drum mechanism is provided with a rotating shaft, the rotating shaft is sleeved in the bearing seat, and the rotating shaft is provided with a power gear which is connected with the motor through a chain; a feed hopper is arranged at the feed end of the screen drum mechanism, and a discharge port is arranged at the bottom of the discharge end; the bag breaking area is positioned in the inner cavity of the screen drum mechanism at one end of the feeding end, n crushing cutters with the same vertical deflection angle are arranged on the inner wall of the bag breaking area, one end of the screening area is close to the bag breaking area, and the other end of the screening area is communicated with the discharge hole. The motor drives the gear of the screen drum mechanism to drive the screen drum to rotate on the 2 supporting wheels, the rotation of the screen drum enables bagged garbage to roll, move forwards and the like in the screen drum, the bag breaking knife in the bag breaking area breaks and cuts the bag of the material in the process of advancing in the screen drum mechanism, the material is screened to the maximum extent in the screening area, the screened material, such as inorganic matters such as soil, small stones, broken brick heads, broken glass and the like, is separated from the discharge port of the screen drum mechanism and conveyed to a subsequent processing unit, and bag breaking, crushing and screening of the household garbage in the same equipment are achieved.

In view of the above-mentioned related art, the inventor believes that the device can only carry out screening once, screens out the material that weighs greatly from the screen drum mechanism, and the defect that screening effect is poor exists.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that this device can only carry out once screening, this application provides a rubbish screening plant.

The application provides a rubbish screening plant adopts following technical scheme:

a garbage screening device comprises a rack and a first screen drum, wherein the first screen drum is connected to the rack, a plurality of first screen holes are formed in the first screen drum, a driving assembly for driving the first screen drum to rotate is connected to the first screen drum, a second screen drum is sleeved on the periphery of the first screen drum, and a plurality of second screen holes are formed in the lower half part of the second screen drum; a third sieve hopper is arranged below the second sieve drum, a plurality of third sieve holes are formed in the third sieve hopper, the second sieve drum and the third sieve hopper are connected with a vibrating piece, and the diameters of the first sieve holes, the second sieve holes and the third sieve holes are reduced in sequence.

By adopting the technical scheme, the arrangement of the second screen drum and the third screen bucket enables a worker to drive the first screen drum to rotate when the worker starts the driving assembly and the vibrating piece, garbage in the first screen drum is thrown out into the second screen drum by the rotating centrifugal force of the first screen drum, the second screen drum is driven by the second vibrating motor to vibrate, the garbage in the second screen drum is screened into the third screen bucket, the third screen bucket is driven by the vibrating motor to vibrate, and the garbage in the third screen bucket is screened out by the third screen bucket; the diameters of the first sieve hole, the second sieve hole and the third sieve hole are sequentially reduced, so that garbage with different volumes and weights can be screened in different areas for subsequent gasification.

Optionally, the driving assembly comprises a first motor, a driving disc, a driven disc and a belt, the first motor is fixedly connected with the frame, a driving shaft of the first motor is fixedly connected with the driving disc, the driven disc is fixedly connected with the first screen drum, the area of the driven disc is larger than that of the driving disc, and the belt is wrapped on the driving disc and the driven disc and is rotatably connected with the driving disc and the driven disc.

Through adopting above-mentioned technical scheme, drive assembly's setting for first motor can drive the initiative dish and rotate, and the initiative dish drives the belt and rotates, and the belt drives the driven plate and rotates, because the area of driven plate is greater than the area of initiative dish, when consequently the driven plate drives first sieve section of thick bamboo and rotates, and is bigger with the area of contact of a first sieve section of thick bamboo, then rotation that a first sieve section of thick bamboo can be stable, and the rubbish that is located a first sieve section of thick bamboo can be by stable screening to a second sieve section of thick bamboo in a first sieve section of thick bamboo.

Optionally, the second screen cylinder is trumpet-shaped.

Through adopting above-mentioned technical scheme, be the design of the second sieve section of thick bamboo of loudspeaker form for after the rubbish of centrifugal separation play got into the second sieve section of thick bamboo in the first sieve section of thick bamboo, because the second sieve bottom of the section of thick bamboo portion of vibrations is the slope form, the rubbish that is located the second sieve section of thick bamboo can be along with vibrations gliding gradually, and enter garbage collection department, then the rubbish of sieving out in the first sieve section of thick bamboo can be by smooth from the second sieve section of thick bamboo sieve to the third sieve fill, whole flow can continuously go on, rubbish screening efficiency is high.

Optionally, the third sieve hopper is in a semicircular arc shape, and the third sieve hopper is obliquely arranged.

Through adopting above-mentioned technical scheme, the slope design of third sieve fill for tiny rubbish in the third sieve is fought and is filtered out the back in the third sieve is fought, is driven by vibrations piece and the third sieve of vibrations is fought can will be located its inside rubbish vibrations and roll-off to garbage collection department, and the third sieve is fought can be constantly sieved again and is collected with the rubbish of sieving out in the second sieve section of thick bamboo.

Optionally, the vibrating part is a vibrating motor, and the vibrating motor is fixedly connected with the second screen drum and the third screen bucket.

Through adopting above-mentioned technical scheme, shock dynamo's setting, the vibrations principle is simple, and processing technology is simple, practices thrift the cost when producing rubbish screening plant.

Optionally, the first screen drum is connected with a crushing assembly, the crushing assembly comprises a crushing motor, a rotating shaft and a crushing cutter, the crushing motor is fixedly connected with the rack, one end of the rotating shaft is fixedly connected with a driving shaft of the crushing motor, the other end of the rotating shaft is inserted into the first screen drum, and the crushing cutter is fixedly connected to the rotating shaft.

Through adopting above-mentioned technical scheme, the setting of broken subassembly for broken motor antiport drives axis of rotation and broken sword at a first sieve section of thick bamboo internal rotation, and then the rubbish that is located a first sieve section of thick bamboo receives the rotation cutting power in the opposite direction of broken sword when rotating along with a first sieve section of thick bamboo, makes rubbish by the easier of cutting, also is favorable to the screening in later stage to continue going on, can not produce the condition that the bold rubbish is too much and the first sieve section of thick bamboo blocks up fast.

Optionally, one end, far away from the driven plate, of the first screen drum is provided with a support ring and a rotating assembly, the support ring is sleeved on the outer wall of the first screen drum and is rotatably connected with the rotating assembly through the first screen drum, and the support ring is fixedly connected with the rack.

Through adopting above-mentioned technical scheme, the setting of lock ring and runner assembly for first sieve section of thick bamboo is when bearing rubbish, and the pivoted is more stable, and then first sieve section of thick bamboo is to lieing in its inside rubbish centrifugal screening time, and also pivoted is more stable, and the stability of this procedure of centrifugal screening rubbish is better.

Optionally, the rotating assembly comprises a rotating groove and a rotating wheel, the rotating groove is circumferentially formed in the inner wall of the support ring, part of the rotating wheel is located in the rotating groove and is rotatably connected with the support ring, and the rotating wheel is rotatably connected with the outer wall of the first screen drum.

Through adopting above-mentioned technical scheme, the setting of runner assembly, make the lock ring when supporting a first sieve section of thick bamboo and rotate, rather than the rotation wheel of being connected and a first sieve section of thick bamboo roll connection, then the lock ring is when playing supporting role to a first sieve section of thick bamboo, and the frictional force between a first sieve section of thick bamboo and the first lock ring is less, and a first sieve section of thick bamboo can be in the convenient rotation of a first lock ring.

In summary, the present application includes at least one of the following beneficial technical effects:

the arrangement of the first screen drum, the second screen drum and the third screen bucket ensures that garbage poured into the first screen drum can be filtered layer by layer through the second screen drum and the third screen bucket, and garbage with different volumes and weights can be subdivided, thereby being beneficial to the subsequent gasification;

the driving assembly is arranged, so that when the driven disc drives the first screen drum to rotate, the contact area of the driven disc and the first screen drum is larger, the first screen drum can stably rotate, and garbage in the first screen drum can be stably screened to the second screen drum in the first screen drum;

the setting of broken subassembly for the rubbish that is located a first sieve section of thick bamboo receives the rotation cutting force in the opposite direction of broken sword when rotating along with a first sieve section of thick bamboo, makes rubbish by the easier of cutting, also is favorable to the screening in later stage to continue to go on, can not produce the condition that the bold rubbish is too much and the first sieve section of thick bamboo blocks up fast.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic view of a hidden cartridge cover intended to show the structure of the crushing assembly;

fig. 3 is a schematic view intended to show the structure of a crushing motor;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

fig. 5 is an enlarged schematic view at B in fig. 2.

Description of reference numerals: 1. a frame; 2. a first screen cylinder; 21. a first screen hole; 22. a cylinder cover; 3. a second screen cylinder; 31. a second sieve pore; 4. a third sieve hopper; 41. a third sieve pore; 5. a drive assembly; 51. a first motor; 52. a driving disk; 53. a driven plate; 54. a belt; 6. vibrating a motor; 7. a crushing assembly; 71. a crushing motor; 72. a rotating shaft; 73. a crushing knife; 8. a support ring; 9. a rotating assembly; 91. a rotating groove; 92. and rotating the wheel.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses rubbish screening plant. Referring to fig. 1 and 2, the garbage screening device comprises a frame 1, a first screen drum 2, a second screen drum 3 and a third screen hopper 4, wherein the first screen drum 2 is connected to the frame 1, and a first screen hole 21 is formed in the first screen drum 2; the second screen drum 3 is sleeved on the first screen drum 2 and connected with the frame 1, and a second screen hole 31 is formed in the second screen drum 3; the third sieve hopper 4 is positioned below the second sieve drum 3 and connected with the frame 1, and a third sieve pore 41 is formed in the third sieve hopper 4; the aperture of the first sieve hole 21, the second sieve hole 31 and the third sieve hole 41 is reduced for one time; the first screen drum 2 is connected with a driving assembly 5 for driving the first screen drum 2 to rotate, and the rack 1 is connected with a crushing assembly 7 for crushing garbage in the first screen drum 2; the second screen drum 3 and the third screen bucket 4 are both connected with a vibrating part.

When the staff need sieve rubbish, pour rubbish into first sieve section of thick bamboo 2 in, start drive assembly 5 and broken assembly 7, the first sieve section of thick bamboo 2 of drive assembly 5 drive rotates, broken assembly 7 is broken to rubbish in the first sieve section of thick bamboo 2 along with the rotation of first sieve section of thick bamboo 2 in rubbish in the first sieve section of thick bamboo 2, along with the rotation of first sieve section of thick bamboo 2, rubbish in the first sieve section of thick bamboo 2 receives centrifugal force, sieve out from first sieve section of thick bamboo 2, get into second sieve section of thick bamboo 3, second sieve section of thick bamboo 3 is driven vibrations by the vibrations piece, rubbish that is located in the second sieve section of thick bamboo 3 is shaken and is sieved third sieve and fight 4, third sieve is fought 4 and is driven vibrations by the vibrations piece, continue to sieve out rubbish in the third sieve is fought 4, and rubbish in the second sieve section of thick bamboo 3, rubbish in the third sieve is fought 4 and the rubbish of sieving of third sieve is fought 4 and is classified collection.

Referring to fig. 2 and 3, the first screen drum 2 is cylindrical, one side of the first screen drum is sealed, the other side of the first screen drum is clamped with a drum cover 22, the first screen drum 2 is horizontally arranged, and one side of the seal is connected with the driving assembly 5 and is rotatably connected with the frame 1 through the driving assembly 5; first sieve mesh 21 is the circular port, and offers for a plurality ofly, and a plurality of first sieve mesh 21 evenly distributed is on first sieve section of thick bamboo 2. Referring to fig. 4, the driving assembly 5 includes a first motor 51, a driving disc 52, a driven disc 53 and a belt 54, the first motor 51 is horizontally disposed and fixedly connected to the frame 1, the driving disc 52 is disc-shaped, and the driving disc 52 is sleeved on a driving shaft of the first motor 51 and fixedly connected to the driving shaft of the first motor 51; the driven disc 53 is disc-shaped, the diameter of the driven disc 53 is larger than that of the driving disc 52, and the driven disc 53 is vertically arranged and fixedly connected with the side wall of the first screen cylinder 2; the belt 54 is wound around the driving disk 52 and the driven disk 53, and is rotatably connected to the driving disk 52 and the driven disk 53.

Referring to fig. 2 and 3, the crushing assembly 7 comprises a crushing motor 71, a rotating shaft 72 and a crushing knife 73, wherein the crushing motor 71 is horizontally arranged and fixedly connected with the frame 1; one end of the rotating shaft 72 is fixedly connected with a driving shaft of the crushing motor 71, and the other end of the rotating shaft passes through the driven disc 53, extends into the first screen drum 2 and rotates relative to the first screen drum 2; the crushing knives 73 are arranged in a plurality, and the crushing knives 73 are uniformly distributed on the rotating shaft 72 and fixedly connected with the rotating shaft 72.

Referring to fig. 2 and 5, the support ring 8 is circular, the support ring 8 is sleeved at one end of the first screen drum 2 far away from the driven disc 53, and two sides of the support ring 8 are fixedly connected with the frame 1; be provided with runner assembly 9 between backing ring 8 and the first sieve section of thick bamboo 2, runner assembly 9 is including rotating groove 91 and rotating wheel 92, and rotating groove 91 is cyclic annular, and rotating groove 91 is seted up around backing ring 8 inner wall, and it sets up to a plurality ofly to rotate wheel 92, and a plurality of rotating wheel 92 encircle and rotate groove 91 equidistance and distribute, and 2/3 rotates wheel 92 and is located rotating groove 91, rotates with the lateral wall that rotates groove 91 and is connected to with first sieve section of thick bamboo 2 roll connection.

After the first motor 51 is started, a driving shaft of the first motor 51 rotates to drive the driving disc 52 to rotate, the driving disc 52 rotates to drive the belt 54 to rotate, the belt 54 rotates to drive the driven disc 53 to rotate, the driven disc 53 rotates to drive the first screen drum 2 to rotate, the first screen drum 2 rotates to drive the rotating wheel 92 on the outer side of the first screen drum 2 to rotate, and the garbage in the first screen drum 2 rotates along with the rotation of the first screen drum 2; after the crushing motor 71 is started, the driving shaft of the crushing motor 71 rotates in the opposite direction relative to the driving shaft of the first motor 51, the driving shaft of the crushing motor 71 rotates to drive the rotating shaft 72 to rotate, the rotating shaft 72 rotates to drive the crushing knife 73 to rotate, and the crushing knife 73 rotates to cut garbage in the first screen cylinder 2.

Referring to fig. 2, the second screen cylinder 3 is trumpet-shaped, one side of the flaring is close to the support ring 8, and one side of the flaring is open; the other side is in a sealing shape and is fixedly connected with the frame 1, and an opening for the driven disc 53 to penetrate is formed at the fixed connection position of the second screen drum 3 and the frame 1; the second sieve mesh 31 is the circular port, and the diameter of second sieve mesh 31 is less than the diameter of first sieve mesh 21, and second sieve mesh 31 offers for a plurality ofly, and a plurality of second sieve meshes 31 evenly distributed is on the lower half of a second sieve section of thick bamboo 3. The vibrating piece is a vibrating motor 6, and the vibrating motor 6 is located on the outer side of the second screen drum 3 and fixedly connected with the top wall of the second screen drum 3.

After starting vibrating motor 6, the vibrations of a second sieve section of thick bamboo 3, first sieve section of thick bamboo 2 sieves rubbish to a second sieve section of thick bamboo 3 after, rubbish is along with the vibrations of a second sieve section of thick bamboo 3, and the rubbish of small volume falls into third sieve fill 4, and the rubbish that is located on a second sieve section of thick bamboo 3 slides down to garbage collection department along with the vibrations of a second sieve section of thick bamboo 3 gradually.

Referring to fig. 2 and 3, the third sieve bucket 4 is in a semicircular arc shape, the radian direction of the third sieve bucket is consistent with that of the lower half part of the second sieve cylinder 3, the third sieve bucket 4 is obliquely arranged, the inclination direction of the third sieve bucket is the same as that of the lower half part of the second sieve cylinder 3, one side of the third sieve bucket 4 is open, the opening side of the third sieve bucket and the opening side of the second sieve cylinder 3 are positioned on the same side, and the other side of the third sieve bucket is closed and fixedly connected with the outer wall of the second sieve cylinder 3; the third sieve holes 41 are circular holes, the diameter of each third sieve hole 41 is smaller than that of the second sieve hole 31, the third sieve holes 41 are opened in a plurality, and the plurality of third sieve holes 41 are uniformly distributed on the third sieve hopper 4; and a vibrating motor 6 is arranged outside the third screen bucket 4, and the vibrating motor 6 and the third screen bucket 4 are fixedly connected with the side wall of the second screen cylinder 3.

After the vibrating motor 6 is started, the third sieve hopper 4 vibrates, the second sieve drum 3 sieves the garbage into the third sieve hopper 4, the garbage continuously falls down along with the vibration of the third sieve hopper 4 to fall out of the third sieve hopper 4, and the garbage on the third sieve hopper 4 gradually falls to a garbage collection position along with the vibration of the third sieve hopper 4.

The implementation principle of the garbage screening device in the embodiment of the application is as follows: when the working personnel need to sieve the garbage, the garbage is poured into the first sieve drum 2, the first motor 51, the crushing motor 71 and the two vibrating motors 6 are started, the first motor 51 drives the driving disc 52 to rotate, the driving disc 52 rotates to drive the driven disc 53 to rotate, the driven disc 53 rotates to drive the first sieve drum 2 to rotate, the driving shaft of the crushing motor 71 rotates to drive the rotating shaft 72 to rotate, the rotating shaft 72 rotates to drive the crushing knife 73 to rotate, and the crushing knife 73 rotates and cuts the garbage which reversely rotates in the first sieve drum 2; after the vibrating motor 6 is started, the second screen drum 3 vibrates, small-volume garbage falls into the third screen hopper 4 along with the vibration of the second screen drum 3, and the garbage on the second screen drum 3 gradually slides down to a garbage collection position along with the vibration of the second screen drum 3; garbage in the third sieve hopper 4 continuously falls down along with the vibration of the third sieve hopper 4 to fall out of the third sieve hopper 4, and garbage on the third sieve hopper 4 gradually slides down to a garbage collection position along with the vibration of the third sieve hopper 4.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a rubbish screening plant, includes frame (1) and a first sieve section of thick bamboo (2), and a plurality of first sieve meshes (21), its characterized in that have been seted up to a first sieve section of thick bamboo (2) connection in frame (1): the first screen drum (2) is connected with a driving assembly (5), a second screen drum (3) is sleeved on the periphery of the first screen drum (2), and a plurality of second screen holes (31) are formed in the lower half part of the second screen drum (3); a third sieve hopper (4) is arranged below the second sieve drum (3), a plurality of third sieve holes (41) are formed in the third sieve hopper (4), and vibrating parts are connected to the second sieve drum (3) and the third sieve hopper (4).

2. A waste screening apparatus as claimed in claim 1, wherein: the driving assembly (5) comprises a first motor (51), a driving disc (52), a driven disc (53) and a belt (54), the first motor (51) is fixedly connected with the rack (1), a driving shaft of the first motor (51) is fixedly connected with the driving disc (52), the driven disc (53) is fixedly connected with the first sieve drum (2), and the belt (54) is coated on the driving disc (52) and the driven disc (53) and is rotatably connected with the driving disc (52) and the driven disc (53).

3. A waste screening apparatus as claimed in claim 1, wherein: the second screen drum (3) is trumpet-shaped.

4. A waste screening apparatus as claimed in claim 1, wherein: the groove of the third sieve hopper (4) is in a semicircular arc shape, and the third sieve hopper (4) is obliquely arranged.

5. A waste screening apparatus as claimed in claim 1, wherein: the vibrating piece is a vibrating motor (6), and the vibrating motor (6) is fixedly connected with the second screen drum (3) and the third screen hopper (4).

6. A waste screening apparatus as claimed in claim 1, wherein: first sieve section of thick bamboo (2) are connected with broken subassembly (7), and broken subassembly (7) include broken motor (71), axis of rotation (72) and broken sword (73), broken motor (71) and frame (1) fixed connection, the drive shaft fixed connection of axis of rotation (72) one end and broken motor (71), and in the other end inserted first sieve section of thick bamboo (2), broken sword (73) fixed connection was on axis of rotation (72).

7. A waste screening apparatus as claimed in claim 1, wherein: one end, far away from the driven plate (53), of the first screen drum (2) is provided with a support ring (8) and a rotating assembly (9), the outer wall of the first screen drum (2) is sleeved with the support ring (8), the support ring is rotatably connected with the rotating assembly (9) through the first screen drum (2), and the support ring (8) is fixedly connected with the rack (1).

8. A waste screening apparatus according to claim 7, wherein: the rotating assembly (9) comprises a rotating groove (91) and a rotating wheel (92), the rotating groove (91) is annularly formed in the inner wall of the supporting ring (8), part of the rotating wheel (92) is located in the rotating groove (91) and is rotatably connected with the supporting ring (8), and the rotating wheel (92) is rotatably connected with the outer wall of the first screen cylinder (2).