CN113680471A - Domestic waste screening cutting device and domestic waste piece-rate system - Google Patents

Domestic waste screening cutting device and domestic waste piece-rate system Download PDF

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Publication number
CN113680471A
CN113680471A CN202110982242.5A CN202110982242A CN113680471A CN 113680471 A CN113680471 A CN 113680471A CN 202110982242 A CN202110982242 A CN 202110982242A CN 113680471 A CN113680471 A CN 113680471A
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CN
China
Prior art keywords
screening
cutting device
household garbage
barrel
fan
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Granted
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CN202110982242.5A
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Chinese (zh)
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CN113680471B (en
Inventor
毛磊
杨圣佩
韩文正
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Zhejiang Yanglu Environmental Protection Technology Co ltd
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Zhejiang Yanglu Environmental Protection Technology Co ltd
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Priority to CN202110982242.5A priority Critical patent/CN113680471B/en
Publication of CN113680471A publication Critical patent/CN113680471A/en
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Publication of CN113680471B publication Critical patent/CN113680471B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/08—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
    • B02C18/10—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged above container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/0084—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
    • B02C18/0092—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage for waste water or for garbage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/16—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/30—Presses specially adapted for particular purposes for baling; Compression boxes therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
    • B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Crushing And Pulverization Processes (AREA)

Abstract

The invention relates to the field of garbage treatment equipment, and discloses a household garbage screening and cutting device and a household garbage separating system, wherein the household garbage screening and cutting device comprises a barrel, a rotating shaft, a leaf disc, a blade, a first driving device, a screening plate and a hinged door structure; the household garbage screening and cutting device can turn from a state that the feed port is vertical upwards to a state that the feed port is inclined downwards by taking one position of the barrel as a rotating center, the rotating shaft is coaxially arranged in the barrel, the fan disc is coaxially arranged with the rotating shaft, the fan disc is provided with at least one fan, and the cutting edge is fixedly connected with the fan; the screening plate is provided with a plurality of screening holes, is positioned below the fan disc and is fixedly connected with the cylinder; the first driving device is fixedly connected with the rotating shaft; the hinged door structure is disposed on a side wall of the barrel. Through the setting of above-mentioned technical scheme, can effectively separate stereoplasm and bulky rubbish and other rubbish, and carry out the breakage to soft rubbish, improve the screening ability, reduce environmental pollution.

Description

Domestic waste screening cutting device and domestic waste piece-rate system
Technical Field
The invention relates to the field of garbage treatment equipment, in particular to a household garbage screening and cutting device and a household garbage separating system.
Background
With the development of economy and social progress, the urbanization of China is accelerated, the living standard of people is rapidly improved, the garbage waste generated in daily life is increased, the land around the city is occupied, the surrounding environment is polluted, and the influence on the body health of people is more obvious. With the increase of a large amount of garbage, how to effectively treat the garbage and how to improve the recycling value of the garbage are more difficult.
At present, the treatment mode of the garbage is mainly landfill, which accounts for more than seven percent of the total treatment capacity, although the landfill is simple, more subsequent problems can be brought, such as occupation of a large amount of land, pollution of surrounding environment, underground water sources and the like, and the technology of effectively screening the garbage, improving the utilization value and reducing the emission pollution is not perfect.
Disclosure of Invention
The invention aims to provide a household garbage screening and cutting device and a household garbage separating system, which can solve the problems of incomplete screening and pollution to the surrounding environment in the prior art.
In order to achieve the above object, a first aspect of the present invention provides a household garbage screening and cutting device, which comprises a barrel, a rotating shaft, a leaf disc, a blade, a first driving device, a screening plate, and a hinged door structure;
the household garbage screening and cutting device is characterized in that the barrel is of a hollow structure with a feeding hole penetrating through the upper end and the lower end of a discharging hole, the household garbage screening and cutting device can turn from a vertical state with the feeding hole facing upwards to an inclined state with the feeding hole facing downwards by taking one position of the barrel as a rotating center, the rotating shaft is coaxially arranged in the barrel, the fan disc is coaxially arranged with the rotating shaft, the fan disc is provided with at least one fan, and the cutting edge is fixedly connected with the fan; the screening plate is provided with a plurality of screening holes, is positioned below the fan disc and is fixedly connected with the cylinder; the first driving device is fixedly connected with the rotating shaft and used for driving the rotating shaft to rotate; the hinged door structure is arranged on the side wall of the barrel and used for opening and passing through garbage which is hard and has a volume larger than the screening hole after the household garbage screening and cutting device rotates around one position of the barrel.
Through the setting of above-mentioned technical scheme, can effectively separate stereoplasm and bulky rubbish and other rubbish, and carry out the breakage to soft rubbish, improve the screening ability, reduce environmental pollution.
Furthermore, the pivot is provided with a plurality of groups of fan plate, screening board and articulated mechanism, and each group distributes from top to bottom, the aperture in screening hole reduces from top to bottom in proper order.
Furthermore, at least one strike-back block is arranged on the periphery of the fan blade disc, and an arc-shaped curved surface is arranged on one side of the strike-back block and faces the rotating shaft.
Furthermore, the screening hole is a table body with a small upper part and a large lower part.
Further, the shape of the screening holes is circular or polygonal.
Further, the hinged door structure comprises a door plate, two butt joint grooves and a movable pin, the top end of the door plate is hinged to the barrel, the two butt joint grooves are respectively formed in the bottom end of the door plate and on the side wall of the barrel, when the door plate is closed, the two butt joint grooves are communicated, and the movable pin is movably arranged in the butt joint grooves.
Furthermore, the hinged door structure further comprises a first limiting plate and a second limiting plate, the first limiting plate and the second limiting plate are respectively fixedly connected with the inner side and the outer side of the barrel side wall, the first limiting plate is used for limiting the door plate to protrude out of the barrel side wall, and the second limiting plate is located above the door plate and used for limiting the maximum opening angle of the door plate.
Furthermore, the hinged door structure further comprises a pull rope groove, a pull rope, a fixed pulley, a moving groove, an impact block, a U-shaped groove, a U-shaped block and a spring; the pull rope groove is formed in the door plate and communicated with the butt joint groove, the fixed pulley is arranged in the pull rope groove, and one end of the pull rope is fixedly connected with the movable pin through the fixed pulley; the moving groove is formed in the inner side of the door plate and is communicated with the pull rope groove, and the impact block can slide on the moving groove and is fixedly connected with the other end of the pull rope; the U-shaped groove is communicated with one end, far away from the pull rope groove, of the moving groove, the U-shaped block is movably arranged in the U-shaped groove, and two ends of the spring are fixedly connected with the U-shaped groove and the U-shaped block respectively;
the U-shaped block is close to one end of the moving groove and is provided with a ball head, and one end of the impact block is provided with a ball groove for the ball head to enter.
Further, domestic waste screening cutting device still includes high pressure bath shower nozzle, high pressure bath shower nozzle's rigidity, high pressure bath shower nozzle orientation domestic waste screening cutting device is rotatory to the discharge gate of the downward tilt state of feed inlet.
The invention provides a household garbage separating system, which comprises a household garbage screening and cutting device, a crusher, a conveyor, a fan, a belt conveyor and a compressor, wherein a feed inlet of the household garbage screening and cutting device is connected with the crusher through the conveyor, the conveyor can convey the crushed household garbage immediately into the household garbage screening and cutting device, the fan can blow air to the household garbage screening and cutting device, a discharge outlet of the household garbage screening and cutting device conveys soft garbage which is screened and cut, a hinged door structure of the household garbage screening and cutting device is connected with the compressor through the belt conveyor, and the hinged door structure can output hard and large-size garbage which is screened and cut.
Through the setting of above-mentioned technical scheme, can effectively separate stereoplasm and bulky rubbish and other rubbish, and carry out the breakage to soft rubbish, improve the screening ability, reduce environmental pollution.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
FIG. 1 is a schematic structural diagram of a household garbage screening and cutting device according to the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a perspective view of FIG. 2;
FIG. 4 is an enlarged view of FIG. 2 at a;
FIG. 5 is an enlarged view of FIG. 4 at b;
FIG. 6 is a schematic view of a backstroke block mechanism;
fig. 7 is a schematic structural view of a domestic waste separation system.
Description of the reference numerals
1-barrel; 2-a rotating shaft; 31-a fan disc; 32-a blade edge; 21-a first drive; 4-screening plate; 5-hinged door structure; 33-a backstroke block; 51-a door panel; 52-docking bay; 53-a removable pin; 54-a first limit plate; 61-a pull rope; 62-a fixed pulley; 63-impact block; a 64-U shaped block; 65-a spring; 66-a ball head; 67-ball grooves; 91-a crusher; 92-a conveyor; 93-a fan; 94-a belt conveyor; 95-a compressor; 7-bracket.
Detailed Description
The following describes in detail specific embodiments of the present invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, the use of the terms of orientation such as "upper and lower" in the case where no description is made to the contrary generally means the orientation in the assembled and used state. "inner and outer" refer to the inner and outer contours of the respective component itself.
The invention provides a household garbage screening and cutting device, as shown in fig. 1-6, comprising a cylinder 1, a rotating shaft 2, a leaf disc 31, a blade 32, a first driving device 21, a screening plate 4 and a hinged door structure 5;
the barrel 1 is a hollow structure with a feeding hole penetrating through two ends of the upper part and the lower part of the discharge hole, the domestic garbage screening and cutting device can turn from a state that the feeding hole is vertical upwards to a state that the feeding hole is inclined downwards by taking one position of the barrel 1 as a rotation center, preferably, the rotation center is arranged at the right lower corner of the barrel 1 shown in figure 1 and is connected and driven by a second driving device, more preferably, the second driving device comprises a motor or a hydraulic cylinder or an air pressure steel, the rotating shaft 2 is coaxially arranged in the barrel 1, the fan disc 31 is coaxially arranged with the rotating shaft 2, the fan disc 31 is provided with at least one fan, and the cutting edge 32 is fixedly connected with the fan; the screening plate 4 is provided with a plurality of screening holes, is positioned below the fan disc 31 and is fixedly connected with the barrel 1; the first driving device 21 is fixedly connected with the rotating shaft 2 and is used for driving the rotating shaft 2 to rotate, preferably, the first driving device 21 is a motor and can be provided with a torque increasing structure; the first driving device and the rotating shaft 2 are connected with the barrel 1 through a bracket 7, wherein the rotating shaft 2 is in bearing connection with the bracket 7; the hinged door structure 5 is arranged on the side wall of the barrel 1 and is used for opening and passing through garbage which is hard and has a volume larger than a screening hole after the household garbage screening and cutting device rotates around one position of the barrel 1.
Through the setting of above-mentioned technical scheme, can effectively separate stereoplasm and bulky rubbish and other rubbish, and carry out the breakage to soft rubbish, improve the screening ability, reduce environmental pollution.
In order to provide the capability of multistage screening cutting and make the effect of screening cutting better, under the preferred condition, the pivot 2 is provided with a plurality of groups of fan discs 31, screening board 4 and articulated mechanisms, and each group distributes from top to bottom, the aperture of screening hole diminishes from top to bottom in proper order.
In order to crush the hard garbage by impact and improve the effect of cutting and decomposing the soft garbage, it is preferable that at least one striking-back block 33 is provided on the periphery of the fan disc 31, and one side of the striking-back block 33 has an arc-shaped curved surface facing the rotating shaft 2.
In order to match the sharpness of the periphery of the blade screening hole, the screening hole is preferably a table body with a small upper part and a big lower part.
Further, the shape of the screening holes is circular or polygonal.
In order to automatically open the door panel when the device is rotated to output hard garbage, the hinged door structure 5 preferably includes a door panel 51, two abutting slots 52 and a movable pin 53, wherein the top end of the door panel 51 is hinged to the barrel 1, the two abutting slots 52 are respectively arranged at the bottom end of the door panel 51 and the side wall of the barrel 1, the two abutting slots 52 are communicated when the door panel 51 is closed, and the movable pin 53 is movably arranged in the abutting slots 52.
In order to limit the position of the door panel 2, the door panel does not exceed the inner wall of the tube 2 internally and does not shake randomly outwards, under an optimal condition, the hinged door structure 5 further comprises a first limiting plate 54 and a second limiting plate, the first limiting plate 54 and the second limiting plate are respectively fixedly connected with the inner side and the outer side of the side wall of the tube 1, the first limiting plate 54 is used for limiting the door panel 51 to protrude out of the side wall of the tube 1, and the second limiting plate is located above the door panel 51 and used for limiting the maximum opening angle of the door panel 51.
In order to enable the movable pin 53 to automatically retract into the door panel 51 when the door panel 51 is in an inclined state, so that the door panel 51 can return conveniently and is not blocked by the protruding movable pin 53, in a preferable case, the hinged door structure 5 further comprises a pull rope groove, a pull rope 61, a fixed pulley 62, a moving groove, an impact block 63, a U-shaped groove, a U-shaped block 64 and a spring 65; the rope groove is arranged on the door panel 51 and is communicated with the butt joint groove 52, the fixed pulley 62 is arranged in the rope groove, and one end of the rope 61 is fixedly connected with the movable pin 53 through the fixed pulley 62; the moving groove is arranged on the inner side of the door panel 51 and is communicated with the pull rope groove, and the impact block 63 can slide on the moving groove and is fixedly connected with the other end of the pull rope 61; the U-shaped groove is communicated with one end, far away from the rope pulling groove, of the moving groove, the U-shaped block 64 is movably arranged in the U-shaped groove, and two ends of the spring 65 are fixedly connected with the U-shaped groove and the U-shaped block 64 respectively;
one end of the U-shaped block 64 close to the moving groove is a ball head 66, and one end of the impact block 63 is provided with a ball groove 67 for the ball head to enter.
In order to clean the device and avoid the blocking of the screening holes and push the hard garbage to be transported out of the hinged door structure 5, under the preferable condition, the domestic garbage screening and cutting device further comprises a high-pressure flushing sprayer, the position of the high-pressure flushing sprayer is fixed, and the high-pressure flushing sprayer faces towards the discharge hole of the domestic garbage screening and cutting device when the domestic garbage screening and cutting device rotates to the inclined state that the feed hole faces downwards.
The second aspect of the present invention provides a household garbage separating system, as shown in fig. 7, comprising the household garbage screening and cutting device, a crusher 91, a conveyor 92, a fan 93, a belt conveyor 94, and a compressor 95, the feed inlet of the domestic garbage screening and cutting device is connected with a crusher 91 through the conveyor 92, the conveyor 92 can convey the crushed domestic garbage immediately after the crusher 91 to the domestic garbage screening and cutting device, the fan 93 can blow air to the household garbage screening and cutting device, the discharge port of the household garbage screening and cutting device conveys the screened and cut soft garbage, the hinge door structure 5 of the household garbage screening and cutting device is connected with the compressor 95 through the belt conveyor 94, and the hinge door structure 5 can output hard and large-size garbage which is screened and cut.
Through the setting of above-mentioned technical scheme, can effectively separate stereoplasm and bulky rubbish and other rubbish, and carry out the breakage to soft rubbish, improve the screening ability, reduce environmental pollution.
The working process of the invention is as follows:
the crusher 91 crushes the garbage and the garbage is conveyed to the household garbage screening and cutting device by the conveyor 92;
the first driving device 21 is started, the rotating shaft 2 rotates to drive the fan blade disc 31, soft garbage is cut through the cutting edge 32 and the screening plate 4, and the next stage of the garbage flow is subjected to further cutting and screening or discharging through a discharging port of the barrel 1; the hard garbage moves in the barrel 1 through the back-striking block 33 to strike other garbage, so that the other garbage is more completely crushed;
the hard garbage and the soft garbage are discharged separately, the first driving device 21 is stopped, the second driving device is started, the barrel 1 and related components rotate to an inclined state, the movable pin 53 slides to the door plate 51, the door plate 51 is automatically opened to the position of a second limiting plate after the door plate 51 is not limited by the movable pin 53, and the hard garbage is discharged; the hard garbage impacts the impact block 61, pulls the pull rope 61 to lift the movable pin 53, and the impact block 61 is fixed in position through the matching of the ball head 66 and the ball groove 67, so that the movable pin 53 is prevented from dropping again.
After the hard garbage is discharged, the second driving device is started again, so that the barrel 1 and related components rotate to be in a vertical state, the door plate 51 returns, the U-shaped block 64 collides with the first limiting plate 54, the U-shaped block 64 moves towards the U-shaped groove 65, the limiting on the impact block 61 and the movable pin 53 is removed, and the movable pin 53 enters the butt joint groove 52 of the barrel 1 to limit the door plate 51;
the hard garbage is discharged to a belt conveyor 94 of 94 and transported to a compressor 95 to be packed and recycled.
The preferred embodiments of the present invention have been described in detail, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. The invention is not described in detail in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims (10)

1. A household garbage screening and cutting device is characterized by comprising a cylinder (1), a rotating shaft (2), a fan blade disc (31), a cutting edge (32), a first driving device (21), a screening plate (4) and a hinged door structure (5);
the household garbage screening and cutting device is characterized in that the barrel (1) is of a hollow structure with a feed inlet penetrating through the upper end and a discharge outlet penetrating through the lower end, the household garbage screening and cutting device can turn from a feed inlet vertical state to a feed inlet downward inclined state by taking one position of the barrel (1) as a rotation center, the rotating shaft (2) is coaxially arranged in the barrel (1), the fan disc (31) and the rotating shaft (2) are coaxially arranged, the fan disc (31) is provided with at least one fan, and the cutting edge (32) is fixedly connected with the fan; the screening plate (4) is provided with a plurality of screening holes, is positioned below the fan disc (31) and is fixedly connected with the barrel (1); the first driving device (21) is fixedly connected with the rotating shaft (2) and is used for driving the rotating shaft (2) to rotate; the hinged door structure (5) is arranged on the side wall of the barrel (1) and is used for opening and passing through garbage which is hard and has a volume larger than the screening hole after the household garbage screening and cutting device rotates around one position of the barrel (1).
2. The household garbage screening and cutting device according to claim 1, wherein the rotating shaft (2) is provided with a plurality of groups of fan disc (31), screening plates (4) and hinged mechanisms, the groups are distributed up and down, and the aperture of the screening holes is reduced from top to bottom.
3. The household garbage screening and cutting device is characterized in that at least one impact-returning block (33) is arranged on the periphery of the fan disc (31), and one side of the impact-returning block (33) is provided with an arc-shaped curved surface facing the rotating shaft (2).
4. The domestic waste screening and cutting device of claim 1, wherein the screening hole is a table body with a small top and a big bottom.
5. The domestic waste screening and cutting apparatus of claim 1, wherein the shape of the screening holes is circular or polygonal.
6. The household garbage screening and cutting device according to claim 1, wherein the hinged door structure (5) comprises a door panel (51), a butt-joint slot (52) and a movable pin (53), the top end of the door panel (51) is hinged with the barrel (1), the two butt-joint slots (52) are respectively arranged on the bottom end of the door panel (51) and the side wall of the barrel (1), the two butt-joint slots (52) are communicated when the door panel (51) is closed, and the movable pin (53) is movably arranged in the butt-joint slot (52).
7. The household garbage screening and cutting device according to claim 6, wherein the hinged door structure (5) further comprises a first limiting plate (54) and a second limiting plate, the first limiting plate (54) and the second limiting plate are respectively fixedly connected with the inner side and the outer side of the side wall of the barrel (1), the first limiting plate (54) is used for limiting the door panel (51) to protrude out of the side wall of the barrel (1), and the second limiting plate is located above the door panel (51) and is used for limiting the maximum opening angle of the door panel (51).
8. The household garbage screening and cutting device according to claim 7, wherein the hinged door structure (5) further comprises a rope groove, a pulling rope (61), a fixed pulley (62), a moving groove, an impact block (63), a U-shaped groove, a U-shaped block (64) and a spring (65); the rope pulling groove is formed in the door panel (51) and communicated with the butt joint groove (52), the fixed pulley (62) is arranged in the rope pulling groove, and one end of the pulling rope (61) is fixedly connected with the movable pin (53) through the fixed pulley (62); the moving groove is formed in the inner side of the door panel (51) and communicated with the pull rope groove, and the impact block (63) can slide on the moving groove and is fixedly connected with the other end of the pull rope (61); the U-shaped groove is communicated with one end, far away from the rope pulling groove, of the moving groove, the U-shaped block (64) is movably arranged in the U-shaped groove, and two ends of the spring (65) are fixedly connected with the U-shaped groove and the U-shaped block (64) respectively;
one end of the U-shaped block (64) close to the moving groove is a ball head (66), and one end of the impact block (63) is provided with a ball groove (67) for the ball head to enter.
9. The domestic waste screening and cutting device of claim 8, further comprising a high pressure water spray nozzle, wherein the high pressure water spray nozzle is fixed in position and faces the discharge hole of the domestic waste screening and cutting device when the domestic waste screening and cutting device rotates to an inclined state with the feed hole facing downwards.
10. A household garbage separating system, comprising the household garbage screening and cutting device, a crusher (91), a conveyor (92), a fan (93), a belt conveyor (94) and a compressor (95) according to any one of claims 1 to 9, the feed inlet of the household garbage screening and cutting device is connected with a crusher (91) through the conveyor (92), the conveyor (92) can convey the household garbage crushed by the crusher (91) into the household garbage screening and cutting device, the fan (93) can blow air to the household garbage screening and cutting device, the discharge port of the household garbage screening and cutting device conveys the soft garbage after screening and cutting, the hinged door structure (5) of the domestic garbage screening and cutting device is connected with the compressor (95) through a belt conveyor (94), the hinged door structure (5) can output hard garbage subjected to screening and cutting.
CN202110982242.5A 2021-08-25 2021-08-25 Domestic waste screening cutting device and domestic waste piece-rate system Active CN113680471B (en)

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CN113680471B CN113680471B (en) 2022-07-15

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