CN215043228U

CN215043228U - Agricultural machine is with corrosion-resistant effectual thrust wheel

Info

Publication number: CN215043228U
Application number: CN202121457893.4U
Authority: CN
Inventors: 罗文鹏; 周坤; 田海松; 路文宾
Original assignee: Zhengzhou Mingde Electromechanical Co ltd
Current assignee: Zhengzhou Mingde Electromechanical Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-07
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses an agricultural machine is with corrosion-resistant effectual thrust wheel, including the wheel body, the inside of wheel body is provided with deposits the chamber, deposit the outer axle sleeve of medial surface fixedly connected with in chamber, the inside of outer axle sleeve is provided with the ball, the inside of outer axle sleeve and the left side swing joint who is located the ball have the traction block, the inner axle sleeve of the one end fixedly connected with of outer axle sleeve is kept away from to the traction block, the medial surface swing joint of inner axle sleeve has the shaft, the side all is provided with the closing cap about the wheel body, the closing cap is close to one side fixedly connected with bolt of wheel body. The utility model discloses, through setting up ball and traction block, can make the friction reduce between wheel body and the shaft to can not make the inside of wheel body receive the harm, improve the life of wheel body, through setting up closing cap and sealed the pad, can avoid the foreign matter to enter into the inside of wheel body, avoid the part in the wheel body be impaired the practicality that has improved the device.

Description

Agricultural machine is with corrosion-resistant effectual thrust wheel

Technical Field

The utility model relates to the field of mechanical equipment, especially, relate to an agricultural machine is with corrosion-resistant effectual thrust wheel.

Background

The thrust wheels serve to support the weight of the tractor while rolling on the tracks (track links) or track plates of the track, and also serve to restrain the track against lateral slippage. The track wheels force the track to slip over the ground when the tractor turns. The thrust wheel is used outdoors most of the time, the operation environment is severe, and the thrust wheel is positioned at the bottommost layer of mechanical equipment, so that the thrust wheel is often contacted with pollutants such as water, sand, mud and the like which are easy to enter the thrust wheel, the problems of sealing failure, overlarge power consumption, short service life of the wheel, high replacement frequency and the like are easily caused when the thrust wheel is used, and the problems are particularly prominent in small thrust wheels with the outer diameter of less than 127 mm (namely 5 inches).

Although a thrust wheel as described in CN206288107U solves the problems of sealing failure, oil leakage or contaminant entry caused by external force collision, the following drawbacks still exist:

1. in the process of rotating the wheel body, the friction force between the wheel shaft and the wheel body is large, and the wheel body is easily damaged.

2. The sealing performance of the joint of the wheel shaft and the wheel body is poor, and the service life is short.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a thrust wheel with good corrosion resistance effect for agricultural machinery.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a thrust wheel with good corrosion resistance for agricultural machinery comprises a wheel body, wherein a storage cavity is arranged inside the wheel body, an outer shaft sleeve is fixedly connected to the inner side surface of the storage cavity, balls are arranged inside the outer shaft sleeve, a traction block is movably connected to the inner side of the outer shaft sleeve and located on the left side of the balls, an inner shaft sleeve is fixedly connected to one end, away from the outer shaft sleeve, of the traction block, and a wheel shaft is movably connected to the inner side surface of the inner shaft sleeve;

the left side surface and the right side surface of the wheel body are respectively provided with a sealing cover, one side of the sealing cover, which is close to the wheel body, is fixedly connected with a bolt, and the sealing cover, which is close to one side of the wheel body and is positioned at the outer side of the bolt, is fixedly connected with a sealing gasket;

the oil inlet has been seted up to the left surface of wheel body, the through-hole has all been seted up to the side about the outer axle sleeve, the anti-corrosion coating has been seted up to the side surface of wheel body.

As a further description of the above technical solution:

threaded holes are formed in the left side face and the right side face of the wheel body, and the bolts are in threaded connection with the threaded holes.

As a further description of the above technical solution:

the inside of wheel body and deposit the equal fixedly connected with bearing in both sides about the chamber, the lateral surface of shaft and the medial surface swing joint of bearing.

As a further description of the above technical solution:

the storage cavity is communicated with the outside through an oil inlet hole.

As a further description of the above technical solution:

the sealing gasket is made of asbestos-free materials.

As a further description of the above technical solution:

the material used for the anti-corrosion layer is polyurethane.

As a further description of the above technical solution:

the left side face of the wheel body is provided with a filling block, and the filling block is inlaid in the oil inlet hole.

As a further description of the above technical solution:

the two ends of the wheel shaft extend to the outer part of the wheel body, and the inner part of the closed cover is in contact with the side surface of the wheel shaft.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this agricultural machine is with corrosion-resistant effectual thrust wheel through setting up ball and traction block, can make the friction reduction between wheel body and the shaft to can not make the inside of wheel body receive the harm, improve the life of wheel body.

2. Compared with the prior art, this agricultural machine is with corrosion-resistant effectual thrust wheel through setting up the closing cap and sealed the pad, can avoid the foreign matter to enter into the inside of wheel body, avoids the internal part of wheel to be impaired practicality that has improved the device.

3. Compared with the prior art, this agricultural machine is with supporting wheel that corrosion-resistant effect is good through setting up inlet port, anti-corrosion coating, through-hole, conveniently adds lubricating oil to depositing intracavity portion, makes shaft and ball lubricated more at the pivoted in-process, has further improved the life of wheel body.

Drawings

Fig. 1 is a schematic view of the overall structure of a thrust wheel with good corrosion resistance for agricultural machinery provided by the present invention;

FIG. 2 is a schematic view of an internal structure of a thrust wheel for agricultural machinery with a good corrosion resistance effect;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 2.

Illustration of the drawings:

1. a wheel body; 2. a storage chamber; 3. an outer sleeve; 4. a ball bearing; 5. a traction block; 6. an inner sleeve; 7. a through hole; 8. a wheel axle; 9. a closure cap; 10. a bolt; 11. a gasket; 12. an oil inlet hole; 13. a bearing; 14. an anti-corrosion layer; 15. and filling the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the utility model provides a pair of agricultural machine is with corrosion-resistant effectual thrust wheel: comprises a wheel body 1, a filling block 15 is arranged on the left side surface of the wheel body 1, the filling block 15 is embedded with an oil inlet hole 12 to facilitate sealing the oil inlet hole 12, bearings 13 are fixedly connected with the left side and the right side of a storage cavity 2 in the wheel body 1, the outer side surface of a wheel shaft 8 is movably connected with the inner side surface of the bearing 13, threaded holes are formed in the left side and the right side surfaces of the wheel body 1 to facilitate fixing of bolts 10, the bolts 10 are in threaded connection with the threaded holes, the storage cavity 2 is arranged in the wheel body 1 and communicated with the outside through the oil inlet hole 12, an outer shaft sleeve 3 is fixedly connected with the inner side surface of the storage cavity 2, balls 4 are arranged in the outer shaft sleeve 3 to facilitate rotation of an inner shaft sleeve 6, a traction block 5 is movably connected with the left side of the balls 4 in the outer shaft sleeve 3, an inner shaft sleeve 6 is fixedly connected with one end of the traction block 5 far away from the outer shaft sleeve 3 to facilitate rotation of the wheel body 1, the inner side surface of the inner shaft sleeve 6 is movably connected with the wheel shaft 8, both ends of the wheel shaft 8 extend to the outside of the wheel body 1, and the inside of the closing cap 9 is in contact with the side surface of the wheel shaft 8.

The side all is provided with closing cap 9 about wheel body 1, the gap department that is connected of closing wheel axle 8 and wheel body 1 of being convenient for, and closing cap 9 is close to one side fixedly connected with bolt 10 of wheel body 1, and the fixed closing cap 9 of being convenient for, closing cap 9 are close to one side of wheel body 1 and are located the sealed pad 11 of outside fixedly connected with of bolt 10, strengthen the sealing performance, and the material that sealed pad 11 used is for not having the asbestos.

Oil inlet 12 has been seted up to the left surface of wheel body 1, and the through-hole 7 has all been seted up to the side about outer axle sleeve 3, and the lubricating oil of being convenient for enters into outer axle sleeve 3, and anti-corrosion coating 14 has been seted up to the side surface of wheel body 1, and the material that anti-corrosion coating 14 used is polyurethane.

The working principle is as follows: when the wheel body 1 rotates, at the moment, the inner shaft sleeve 6 in the wheel body 1 rotates in the outer shaft sleeve 3 through the balls 4, so that the friction force of the wheel body 1 between the wheel shafts 8 is reduced, the service life of the wheel body 1 is prolonged, lubricating oil is convenient to input into the storage cavity 2 through the oil inlet hole 12, the lubricating property between the wheel shafts 8 and the wheel body 1 is convenient to increase, the lubricating oil is guided into the outer shaft sleeve 3 through the through holes 7, the friction force between the inner shaft sleeve 6 and the balls 4 is reduced, foreign matters are prevented from entering into the wheel body 1 from a connecting gap between the wheel shafts 8 and the wheel body 1 through the sealing cover 9, the sealing performance is enhanced through the sealing gasket 11, the corrosion-proof layer 14 is used for preventing the outer part of the wheel body 1 from being corroded, and the service life of the wheel body 1 is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a thrust wheel that agricultural machine is with corrosion-resistant effectual, includes wheel body (1), its characterized in that: a storage cavity (2) is formed in the wheel body (1), an outer shaft sleeve (3) is fixedly connected to the inner side surface of the storage cavity (2), balls (4) are arranged in the outer shaft sleeve (3), a traction block (5) is movably connected to the left side of the balls (4) in the outer shaft sleeve (3), an inner shaft sleeve (6) is fixedly connected to one end, far away from the outer shaft sleeve (3), of the traction block (5), and a wheel shaft (8) is movably connected to the inner side surface of the inner shaft sleeve (6);

the left side surface and the right side surface of the wheel body (1) are respectively provided with a sealing cover (9), one side of each sealing cover (9) close to the wheel body (1) is fixedly connected with a bolt (10), and the sealing cover (9) close to one side of the wheel body (1) and positioned on the outer side of the bolt (10) is fixedly connected with a sealing gasket (11);

an oil inlet hole (12) is formed in the left side face of the wheel body (1), through holes (7) are formed in the left side face and the right side face of the outer shaft sleeve (3), and an anti-corrosion layer (14) is formed in the side surface of the wheel body (1).

2. The thrust wheel for agricultural machinery having a good corrosion resistance according to claim 1, wherein: threaded holes are formed in the left side face and the right side face of the wheel body (1), and the bolts (10) are in threaded connection with the threaded holes.

3. The thrust wheel for agricultural machinery having a good corrosion resistance according to claim 1, wherein: the wheel body (1) is internally and fixedly connected with bearings (13) at the left side and the right side of the storage cavity (2), and the outer side surface of the wheel shaft (8) is movably connected with the inner side surface of the bearings (13).

4. The thrust wheel for agricultural machinery having a good corrosion resistance according to claim 1, wherein: the storage cavity (2) is communicated with the outside through an oil inlet hole (12).

5. The thrust wheel for agricultural machinery having a good corrosion resistance according to claim 1, wherein: the sealing gasket (11) is made of asbestos-free materials.

6. The thrust wheel for agricultural machinery having a good corrosion resistance according to claim 1, wherein: the material used for the anti-corrosion layer (14) is polyurethane.

7. The thrust wheel for agricultural machinery having a good corrosion resistance according to claim 1, wherein: the left side face of the wheel body (1) is provided with a filling block (15), and the filling block (15) is inlaid in the oil inlet hole (12).

8. The thrust wheel for agricultural machinery having a good corrosion resistance according to claim 1, wherein: the two ends of the wheel shaft (8) extend to the outside of the wheel body (1), and the inside of the closed cover (9) is in contact with the side surface of the wheel shaft (8).