CN215434552U

CN215434552U - Separation device for waste mulching films and impurities in farmland

Info

Publication number: CN215434552U
Application number: CN202121386957.6U
Authority: CN
Inventors: 孙文礼
Original assignee: Laizhou Zhentai Machinery Co ltd
Current assignee: Laizhou Zhentai Machinery Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-01-07
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a device for separating waste mulching films from impurities in farmlands, wherein a main shaft is arranged in a separation cylinder, a spiral sheet is arranged on the surface of a first section of the main shaft, the section is close to a feeding end, a scraping plate is arranged on the surface of a third section of the main shaft, the position of the scraping plate is opposite to a discharge port of the separation cylinder, and a plurality of toothed plates are arranged on the surface of a second section between the first section and the third section; a plurality of blanking holes in the form of through holes are formed in the lower side of the separating cylinder; the trough is provided with a material receiving opening positioned below the blanking hole, a material pushing spiral is arranged in the trough, and a trough discharging opening is formed in the discharging end of the trough. The utility model realizes the high-efficiency separation of the waste mulching film from soil and straws through a simpler mechanical structure and mechanical action.

Description

Separation device for waste mulching films and impurities in farmland

Technical Field

The utility model relates to a solid separation device, in particular to a separation device for waste mulching films and impurities.

Background

The waste farmland mulching films are generally mixed in soil and straws. Because the mulching film is difficult to degrade and causes white pollution, the mulching film is generally treated by adopting a field incineration mode at present. The method causes air pollution on one hand, and solid pollutants are generated due to insufficient incineration on the other hand, and moreover, the method also causes resource waste because the waste mulching films can be used for granulation.

The Chinese patent application with the publication number of CN105269714A discloses a device for separating waste mulching films from impurities, which comprises a rotary screen cylinder, a fan, a feed hopper and an outer cover, wherein the rotary screen cylinder is horizontally arranged and can rotate around a shaft, the inner wall of the rotary screen cylinder is provided with a plurality of spiral blades, and the spiral blades are used for continuously lifting a material belt to be separated to the upper part of the rotary screen cylinder and pushing out large impurities from the front end of the rotary screen cylinder. In a rotary screen section of thick bamboo, treat that the separation material is constantly taken up to a rotary screen section of thick bamboo top by helical blade, the in-process plastic film of whereabouts is blown out a rotary screen section of thick bamboo by wind, and tiny impurity such as soil spills through the sieve mesh of a rotary screen section of thick bamboo, and impurity such as straw is discharged to a rotary screen section of thick bamboo front end through helical blade propelling movement to the effective separation of old and useless plastic film and impurity has been realized. Although the purpose of separating the waste mulching films from the impurities can be achieved, the spiral blades are arranged on the inner wall of the rotary screen cylinder, materials can easily move forward along with the spiral blades, the waste mulching films are difficult to break, and the mulching films are difficult to blow away impurities such as soil under the action of wind power.

The utility model discloses a chinese utility model patent that publication number is CN212795537U discloses "incomplete membrane removes soil, straw separation high pressure cleaning system", it includes in proper order that incomplete membrane removes native machine, incomplete membrane rubbing crusher, incomplete membrane straw separating centrifuge, incomplete membrane friction cleaning machine and incomplete membrane high pressure water washing equipment, incomplete membrane removes native machine and connects incomplete membrane rubbing crusher, incomplete membrane rubbing crusher connects incomplete membrane straw separating centrifuge, incomplete membrane straw separating centrifuge connects incomplete membrane friction cleaning machine, connect incomplete membrane friction cleaning machine and connect incomplete membrane high pressure water washing equipment. The farmland mulching film is recycled by removing soil from the plastic mulching film, separating straws and cleaning. Its separation to the plastic film mainly relies on the high-pressure rivers effect, not only the structure is complicated, the separation effect is not good, wastes a large amount of water resources moreover.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a device for separating waste mulching films from impurities in farmlands, which realizes the efficient separation of the waste mulching films from soil and straws through a simpler mechanical structure and a mechanical action.

The technical scheme of the utility model is as follows:

the separation device for the waste mulching films and the impurities in the farmland comprises a bracket and is characterized in that a separation cylinder and a trough positioned below the separation cylinder are arranged on the bracket; the feed end of the separating cylinder is provided with a feed port of the separating cylinder, and the discharge end of the separating cylinder is provided with a discharge port of the separating cylinder; a main shaft is arranged in the separating cylinder, the main shaft is of a three-section structure, a spiral sheet is arranged on the surface of the first section, the first section is close to the feeding end, a scraping plate is arranged on the surface of the third section, the position of the scraping plate is opposite to the discharging port of the separating cylinder, and a plurality of toothed plates are arranged on the surface of the second section between the first section and the third section; a plurality of blanking holes in the form of through holes are formed in the lower side of the separating cylinder; the material groove is provided with a material receiving opening positioned below the blanking hole, a material pushing spiral is arranged in the material groove, and a material groove discharging opening is formed in the discharging end of the material groove.

Preferably, two ends of the main shaft respectively penetrate out of two ends of the separating cylinder and are mounted on the support through bearings.

Preferably, a separating cylinder feed hopper is installed at the separating cylinder feed inlet; a separating cylinder discharge hopper is arranged at the position of the separating cylinder discharge port; and a trough discharging hopper is arranged at the trough discharging port.

Preferably, one end of the main shaft is in transmission connection with a belt pulley, and the belt pulley is connected with a separation motor through a belt.

Preferably, two ends of the pushing spiral respectively penetrate out of two ends of the trough and are mounted on the support through bearings.

Preferably, one end of the pushing spiral is in transmission connection with a chain wheel, and the chain wheel is connected with a pushing motor through a chain mechanism.

Preferably, connect the material mouthful for the long notch unanimous with the silo trend, the backplate is installed respectively to the both sides of this long notch, the side is connected on the separating cylinder outer wall on the backplate.

The utility model has the positive effects that: under the effect of flight, pinion rack and separator inner wall, the plastic film is pulled, the friction fracture, and cracked plastic film is discharged from the separator discharge gate under the scraper blade effect. Straw and the sandy soil material with large particle size are crushed under the action of the helical blade, the toothed plate and the inner wall of the separating cylinder, fall into the trough together with the sandy soil material with small particle size through the blanking hole, and are pushed out from the discharging hopper of the trough by the pushing screw. Experiments prove that if the toothed plate part on the main shaft is replaced by the spiral plate, the mulching film is difficult to break and moves forward along with the spiral plate until the vehicle is piled up and blocked, and if the spiral plate part on the main shaft is replaced by the toothed plate, the material is difficult to move forward.

Drawings

Fig. 1 is a schematic diagram of the structure and the operation principle of the embodiment of the utility model.

In the figure, 1: a bracket, 2: pulley, 3: main shaft, 4: separation cylinder, 4-1: blanking hole, 5: separating cylinder feeder hopper, 6: flight, 7: toothed plate, 8: separation cylinder discharge port, 9: blade, 10: hopper is gone out to silo, 11: trough, 12: pusher helix, 13: and a sprocket.

Detailed Description

The utility model is further illustrated below with reference to examples and figures.

Referring to fig. 1, the embodiment of the present invention includes a frame 1, and a separation cylinder 4 and a trough 11 located below the separation cylinder 4 are fixedly mounted on the frame 1.

The one end opening and install the cylinder feeder hopper 5 at this opening part of 4 upsides as the feed end of cylinder, the other end lateral part (usually the downside) that cylinder 4 regarded as the discharge end has seted up cylinder discharge gate 8 and has installed cylinder discharge gate 8 department at this cylinder discharge gate 8. A main shaft 3 is arranged in the separating cylinder 4, and two ends of the main shaft 3 respectively penetrate out of two ends of the separating cylinder 4 and are arranged on the bracket 1 through bearings. The main shaft 3 is of a three-section structure, wherein a spiral sheet 6 is mounted on the surface of a first section, the first section is close to the feeding end, a scraper 9 is mounted on the surface of a third section, the position of the scraper 9 is opposite to the discharge port 8 of the separating cylinder, and a plurality of toothed plates 7 are mounted on the surface of a second section between the first section and the third section. A plurality of blanking holes 4-1 in the form of through holes are formed in the lower side of the separating cylinder 4. One end of the main shaft 3 is connected with a belt pulley 2 in a transmission manner, the belt pulley 2 is connected with a separation motor through a belt, and the separation motor is usually installed on the bracket 1 through a motor base.

The trough 11 is provided with a material receiving port which is positioned right below the blanking hole 4-1, a material pushing spiral 12 is arranged in the trough 11, and two ends of the material pushing spiral 12 respectively penetrate out of two ends of the trough 11 and are arranged on the support 1 through bearings. One end of the pushing spiral 12 is in transmission connection with a chain wheel 13, the chain wheel 13 is connected with a pushing motor through a chain mechanism, and the pushing motor is usually installed on the bracket 1 through a motor base. And a trough discharging hopper 10 is installed at the discharging end of the trough 11.

The material receiving opening is generally a long notch consistent with the trend of the trough, two sides of the long notch are respectively provided with a guard plate, and the upper side edge of the guard plate is connected to the outer wall of the separating cylinder 4. The guard plate has the function of ensuring that all the materials falling from the blanking hole 4-1 enter the trough 11 and are pushed out of the trough discharging hopper 10 by the material pushing screw 12.

The material that mixes impurity such as old and useless plastic film, sand and soil and straw adds the feed end of cylinder 4 from cylinder feeder hopper 5 and falls on the front end of the position of installing flight 6 on the main shaft, is promoted forward by flight 6, installs the position of pinion rack 7 on the main shaft, and the plastic film is dragged, the friction fracture, and cracked plastic film is discharged from cylinder discharge gate 8 under the effect of scraper blade 9. The straws and the sandy soil materials with large particle size are crushed under the action of the spiral sheet 6, the toothed plate 7 and the inner wall of the separation cylinder 4, fall into the trough 11 together with the sandy soil materials with small particle size through the blanking hole 4-1, and are finally pushed out from the discharge hopper 10 of the trough.

Claims

1. A separation device for waste mulching films and impurities in farmlands comprises a support (1) and is characterized in that a separation cylinder (4) and a trough (11) positioned below the separation cylinder (4) are mounted on the support (1); the feed end of the separating cylinder (4) is provided with a separating cylinder feed inlet, and the discharge end is provided with a separating cylinder discharge outlet (8); a main shaft (3) is arranged in the separating cylinder (4), the main shaft (3) has a three-section structure, wherein a spiral sheet (6) is arranged on the surface of a first section, the section is close to the feeding end, a scraper (9) is arranged on the surface of a third section, the position of the scraper (9) is opposite to the discharging port (8) of the separating cylinder, and a plurality of toothed plates (7) are arranged on the surface of a second section between the first section and the third section; a plurality of blanking holes (4-1) in the form of through holes are formed in the lower side of the separating cylinder (4); the trough (11) is provided with a material receiving opening positioned below the blanking hole (4-1), a material pushing spiral (12) is installed in the trough (11), and a trough discharging opening is formed in the discharging end of the trough (11).

2. The device for separating the waste mulching films from the impurities in the farmland as claimed in claim 1, characterized in that both ends of the main shaft (3) respectively penetrate out of both ends of the separating cylinder (4) and are mounted on the bracket (1) through bearings.

3. The device for separating the waste mulching films from the impurities in the farmland as claimed in claim 1, characterized in that a separating cylinder feed hopper (5) is installed at a separating cylinder feed inlet; a discharge hopper of the separation barrel is arranged at a discharge port (8) of the separation barrel; a trough discharging hopper (10) is arranged at the trough discharging port.

4. The device for separating the waste mulching films from the impurities in the farmland as claimed in claim 1, characterized in that one end of the main shaft (3) is in transmission connection with a belt pulley (2), and the belt pulley (2) is connected with a separation motor through a belt.

5. The device for separating the waste mulching films from the impurities in the farmland as claimed in claim 1, characterized in that two ends of the pushing spiral (12) respectively penetrate out of two ends of the trough (11) and are arranged on the bracket (1) through bearings.

6. The device for separating the waste mulching films from the impurities in the farmland as claimed in claim 1, characterized in that one end of the pushing spiral (12) is in transmission connection with a chain wheel (13), and the chain wheel (13) is connected with a pushing motor through a chain mechanism.

7. The device for separating the waste mulching films from the impurities in the farmland as claimed in claim 1, characterized in that the material receiving opening is a long notch which is consistent with the direction of the trough, both sides of the long notch are respectively provided with a guard plate, and the upper side edge of each guard plate is connected to the outer wall of the separating cylinder (4).