CN215940636U

CN215940636U - Traction type ground cotton harvester

Info

Publication number: CN215940636U
Application number: CN202122228390.6U
Authority: CN
Inventors: 陈军; 郭骞; 郭伟; 郭刚
Original assignee: Xinjiang Chenglin Agricultural Machinery Equipment Co ltd
Current assignee: Xinjiang Chenglin Agricultural Machinery Equipment Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-03-04
Anticipated expiration: 2031-09-15

Abstract

The utility model relates to a traction type ground cotton harvester; the cotton negative pressure collecting device comprises a rack, wherein a traction frame connected with a power unit is arranged at the front end of the rack, a pickup device is arranged at the rear end of the traction frame, the top of the pickup device is connected with a feeding hole at the front end of a clean air separation system through a first cotton suction pipeline, a discharging hole at the rear end of the clean air separation system is connected with a cotton negative pressure collecting box through a second cotton suction pipeline, the lower part of one side of the cotton negative pressure collecting box is connected with a fan arranged outside the cotton negative pressure collecting box, a fan shaft on the fan is connected with a fan bearing seat arranged outside the fan, and the fan bearing seat is connected with an output shaft of an engine through a belt; has the advantages of reasonable structural design, clean and thorough separation of cotton and impurities, high working efficiency and convenient maintenance.

Description

Traction type ground cotton harvester

Technical Field

The utility model relates to the technical field of cotton harvesters, in particular to a traction type ground cotton harvester.

Background

Every cotton harvesting season, there are a large amount of people to pluck the cotton, use artifical not only people's labour intensity is big, work efficiency is low greatly, because the labour cost is high, has also increased the cost of cotton, and some places use cotton harvester now, and some too complicacies on the cotton harvester structural design, often can the problem appear, and the maintenance is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art, and provides a traction type ground cotton harvester which is reasonable in structural design, high in working efficiency, capable of separating cotton from impurities such as cotton stalks and the like at one time and pure in separated cotton.

In order to achieve the purpose, the utility model adopts the following technical scheme: the cotton negative pressure collecting device comprises a frame, wherein a traction frame connected with a power unit is arranged at the front end of the frame, a pickup device is arranged at the rear end of the traction frame, the top of the pickup device is connected with a feed inlet at the front end of a clean air separation system through a first cotton suction pipeline, a discharge outlet at the rear end of the clean air separation system is connected with a cotton negative pressure collecting box through a second cotton suction pipeline, the lower part of one side of the cotton negative pressure collecting box is connected with a fan arranged outside the cotton negative pressure collecting box, a fan shaft on the fan is connected with a fan bearing seat arranged outside the fan, and the fan bearing seat is connected with an output shaft of an engine through a belt.

Preferably, the pickup comprises an outer cover, a shaft is arranged in the outer cover, one end of the shaft is connected with a first hydraulic motor arranged outside the pickup, a plurality of conical elastic teeth and flat-head elastic teeth are arranged on the shaft, and the conical elastic teeth and the flat-head elastic teeth are alternately arranged.

Preferably, the number of the pickers is two, and the pickers are arranged side by side.

Preferably, the shaft is a hexagonal shaft.

Preferably, net wind piece-rate system include the housing, be equipped with the rotation axis in the housing, the one end of rotation axis links to each other with establishing the second hydraulic motor in the housing outside, the outside of rotation axis is equipped with the rotatory section of thick bamboo of toper, the rotatory section of thick bamboo of toper is from the one end of feed inlet to the one end diameter grow gradually of discharge gate, the inside of the rotatory section of thick bamboo of toper is fixed with the rotation axis through a plurality of supporting disk, be equipped with a plurality of separation tooth on the outer circumference of the rotatory section of thick bamboo of toper, the rear end lower part and the impurity storage hopper of housing are linked together.

Preferably, an air-tight plate is arranged at the outlet of the impurity storage hopper.

Preferably, the cotton negative pressure collecting box comprises a box body, an inner box body is arranged in the box body, an air duct is arranged between the box body and the inner box body, and one end of the air duct is connected with the fan.

Preferably, the side wall of the inner box body is composed of net plates.

Preferably, the first cotton suction pipeline and the second cotton suction pipeline are telescopic hoses.

Preferably, a fan blade is arranged in the fan, and the tail end of the fan blade is bent clockwise.

The cotton picking device has the advantages of reasonable structural design, clean and thorough separation of cotton and impurities, high working efficiency and convenience in maintenance, and cotton can be picked up and separated from impurities at one time.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the pickup of the present invention.

Fig. 3 is a schematic structural view of the net wind separation system of the present invention.

FIG. 4 is a top view of the cotton negative pressure collection box of the present invention.

Fig. 5 is a schematic structural view of the fan of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-5, a pull-type ground cotton harvester comprises a frame 1, wherein a traction frame 29 connected with a power unit is arranged at the front end of the frame 1, a pickup 2 is arranged at the rear end of the traction frame 29, the top of the pickup 2 is connected with a feed inlet 5 at the front end of a clean air separation system 4 through a first cotton suction pipeline 3, a discharge outlet 6 at the rear end of the clean air separation system 4 is connected with a cotton negative pressure collection box 8 through a second cotton suction pipeline 7, the lower part of one side of the cotton negative pressure collection box 8 is connected with a fan 10 arranged outside the cotton negative pressure collection box, a fan shaft 11 on the fan 10 is connected with a fan bearing seat 12 arranged outside the fan 10, and the fan bearing seat 12 is connected with an output shaft of an engine 14 through a belt 13.

Furthermore, the pickup 2 comprises a housing 15, a shaft 16 is arranged in the housing 15, one end of the shaft 16 is connected with a first hydraulic motor 17 arranged outside the pickup 2, the shaft 16 is provided with a plurality of conical elastic teeth 18 and flat elastic teeth 19, and the conical elastic teeth 18 and the flat elastic teeth 19 are alternately arranged; the conical spring teeth 18 and the flat spring teeth 19 are distributed and arranged according to the cotton row spacing and the ground furrows, the conical spring teeth 18 are used for effectively removing cotton remained on cotton straws, the flat spring teeth 19 are used for picking up cotton in the ground furrows, and the distance between every two adjacent groups of spring teeth is 22-25 mm.

Further, the two pickers 2 are arranged side by side, so that the efficiency is higher.

Further, the shaft 16 is a hexagonal shaft.

Further, the net wind separation system 4 includes a housing 20, a rotating shaft 21 is arranged in the housing 20, one end of the rotating shaft 21 is connected with a second hydraulic motor 22 arranged outside the housing 20, a conical rotary cylinder 23 is arranged outside the rotating shaft 21, the diameter of the conical rotary cylinder 23 gradually increases from one end of the feed port 5 to one end of the discharge port 6, the inside of the conical rotary cylinder 23 is fixed with the rotating shaft 21 through a plurality of supporting discs 24, a plurality of separation teeth 30 are arranged on the outer circumference of the conical rotary cylinder 23, and the lower part of the rear end of the housing 20 is communicated with the impurity storage hopper 9.

Further, an air closing plate 25 is arranged at an outlet of the impurity storage hopper 9, and when impurities in the impurity storage hopper 9 are accumulated to a certain amount, the air closing plate is automatically opened.

Further, the cotton negative pressure collection box 8 comprises a box body 26, an inner box body 27 is arranged in the box body 26, an air duct 28 is arranged between the box body 26 and the inner box body 27, one end of the air duct 28 is connected with the fan 10, and the inner box body 27 is sucked into negative pressure through the suction force of the fan.

Further, the side wall of the inner box 27 is formed by a net plate.

Furthermore, the first cotton suction pipeline 3 and the second cotton suction pipeline 7 are telescopic hoses, and can be freely stretched and retracted and normally operate in any different operation environments.

Further, a fan blade 31 is arranged in the fan 10, and the tail end of the fan blade 31 is bent clockwise.

The working principle of the utility model is as follows: firstly starting an engine 14, starting a fan 10 at the same time, picking up cotton on the ground by a picker 2 under the drive of a first hydraulic motor 17 by utilizing a plurality of conical elastic teeth 18 and flat elastic teeth 19, ensuring that cotton missed picked on a cotton stalk can be picked up at the maximum strength, wherein the picking up rate is up to more than 95 percent, sucking the cotton picked up by the picker 2 into a clean air separation system 4 through a first cotton suction pipeline 3 due to the suction force of the fan 10, arranging a conical rotary barrel 23 in the clean air separation system 4, enabling the cotton to enter from a small end and come out from a big end of the conical rotary barrel 23, forming spiral sorting in the conical rotary barrel 23, continuously sucking the cotton into a cotton negative pressure collecting box 8 by wind power because of different specific gravity of substances, enabling impurities to fall into an impurity hopper 9, and opening a wind closing plate 25 under the action of pressure to discharge the cotton when a certain amount of the cotton is accumulated, at this time, the cotton in the negative pressure cotton collecting box 8 is pure cotton with impurities removed, the side wall of the inner box body 27 of the negative pressure cotton collecting box 8 is of a screen structure, and the inside of the negative pressure cotton collecting box 8 is vacuumized under the suction action of the fan 10, so that the harvesting process of the cotton is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a towed cotton harvester that falls to ground, includes frame (1), and the front end of frame (1) is equipped with traction frame (29) that link to each other with power unit, its characterized in that: the rear end of traction frame (29) is equipped with pickup (2), and the top of pickup (2) is inhaled cotton pipeline (3) through first and is linked to each other with feed inlet (5) of clean wind piece-rate system (4) front end, and discharge gate (6) of clean wind piece-rate system (4) rear end are inhaled cotton pipeline (7) through the second and are linked to each other with cotton negative pressure collecting box (8), the lower part of cotton negative pressure collecting box (8) one side links to each other with establishing fan (10) outside it, and fan axle (11) on fan (10) link to each other with establishing fan bearing frame (12) outside fan (10), and fan bearing frame (12) link to each other through the output shaft of belt (13) with engine (14).

2. The pull-type ground cotton harvester of claim 1, wherein: the pick-up device (2) comprises a housing (15), a shaft (16) is arranged in the housing (15), one end of the shaft (16) is connected with a first hydraulic motor (17) arranged outside the pick-up device (2), a plurality of conical elastic teeth (18) and flat elastic teeth (19) are arranged on the shaft (16), and the conical elastic teeth (18) and the flat elastic teeth (19) are alternately arranged.

3. The pull-type ground cotton harvester of claim 1, wherein: the two pickers (2) are arranged side by side.

4. The pull-type ground cotton harvester of claim 2, wherein: the shaft (16) is a hexagonal shaft.

5. The pull-type ground cotton harvester of claim 1, wherein: clean wind piece-rate system (4) include housing (20), be equipped with rotation axis (21) in housing (20), the one end of rotation axis (21) links to each other with second hydraulic motor (22) of establishing in housing (20) outside, the outside of rotation axis (21) is equipped with toper revolving drum (23), toper revolving drum (23) grow gradually from the one end of feed inlet (5) to the one end diameter of discharge gate (6), the inside of toper revolving drum (23) is fixed with rotation axis (21) through a plurality of supporting disk (24), be equipped with a plurality of separation tooth (30) on the outer circumference of toper revolving drum (23), the rear end lower part of housing (20) is linked together with impurity storage hopper (9).

6. The pull-type ground cotton harvester of claim 5, wherein: an air-tight plate (25) is arranged at the outlet of the impurity storage hopper (9).

7. The pull-type ground cotton harvester of claim 1, wherein: the cotton negative pressure collection box (8) comprises a box body (26), an inner box body (27) is arranged in the box body (26), an air duct (28) is arranged between the box body (26) and the inner box body (27), and one end of the air duct (28) is connected with the fan (10).

8. The pull-type ground cotton harvester of claim 7, wherein: the side wall of the inner box body (27) is composed of net plates.

9. The pull-type ground cotton harvester of claim 1, wherein: the first cotton suction pipeline (3) and the second cotton suction pipeline (7) are telescopic hoses.

10. The pull-type ground cotton harvester of claim 1, wherein: the fan (10) is internally provided with a fan blade (31), and the tail end of the fan blade (31) is bent clockwise.