CN216964813U

CN216964813U - Connecting structure of hollow shaft and rack

Info

Publication number: CN216964813U
Application number: CN202220299149.4U
Authority: CN
Inventors: 吴鹏
Original assignee: Shandong Tiancheng Transmission Machinery Co ltd
Current assignee: Shandong Tiancheng Transmission Machinery Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-07-15
Anticipated expiration: 2032-02-15

Abstract

The utility model relates to the technical field of hollow shafts, in particular to a connecting structure of a hollow shaft and a rack, which comprises a bottom plate, a motor, a hollow shaft body, a mounting plate and a supporting frame, wherein the supporting frame is fixed in the middle of one end of the upper end surface of the bottom plate, the hollow shaft body is movably arranged at the upper end of the supporting frame, a second toothed ring is fixed at one end of the outer side of the hollow shaft body, a limiting tooth is annularly arranged in the middle of the inner side of the mounting plate, the mounting plate is arranged on the outer side of the second toothed ring through the limiting tooth, a first toothed ring is fixed on the outer side of one end of the hollow shaft body, which is far away from the second toothed ring, the motor is fixed at one end, which is far away from the supporting frame, of the upper end surface of the bottom plate through a base, a connecting shaft is movably arranged in the middle of one end of the motor, a gear is fixed at one end, the connecting shaft, and the upper end of the gear is meshed with the lower end of the first toothed ring, the mounting plate is circular. The utility model is beneficial to the connection and use of the hollow shaft.

Description

Connecting structure of hollow shaft and rack

Technical Field

The utility model relates to the technical field of hollow shafts, in particular to a connecting structure of a hollow shaft and a rack.

Background

The hollow shaft is an important part for bearing the rotation of the ball mill cylinder. The hollow shaft is beneficial to the connection of the ball mill, the rotation of the ball mill and the operation and processing of the ball mill on the grinding raw materials, the coal dust and the cement.

A large number of searches show that: the Chinese utility model patent: the utility model discloses a fixing structure of a hollow shaft bearing of a ball mill, which comprises a hollow shaft, wherein a positioning block is arranged at one end inside the hollow shaft, a connecting sleeve is sleeved in the hollow shaft, one end of the connecting sleeve is abutted to the positioning block, the other end of the connecting sleeve is abutted to an annular sleeve, the annular sleeve is sleeved on the end part of the hollow shaft and is abutted to one end of the positioning sleeve on one side of the outer wall of the hollow shaft, the positioning sleeve is sleeved on the outer wall of the hollow shaft, the other end of the positioning sleeve is abutted to the bearing, and an inner ring of the bearing is arranged on the outer wall of the hollow shaft; the inner wall of one side of the positioning sleeve, which is close to the bearing, is also provided with an annular gap, and a sealing ring is arranged in the annular gap, so that the bearing positioning device has the advantages that: the connecting sleeve is arranged in the hollow shaft, so that the interior of the hollow shaft is protected, and meanwhile, the connecting sleeve can be replaced, so that the service life of the hollow shaft is ensured; and the bearing is compactly connected with the outer wall of the hollow shaft, the axial displacement of the bearing is prevented, the sealing ring is arranged to prevent large-particle molecules in the air from jumping to the inside of the bearing, and the comprehensive service life of the bearing is prolonged.

Through the use of quill shaft, can be convenient for drive the use of ball mill to the support of ball mill, the quill shaft needs connection structure and ball mill to be connected when using simultaneously, consequently, needs a connection structure that is favorable to connecting the use to the hollow shaft now.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a connecting structure of a hollow shaft and a frame, which has the advantage of being beneficial to connecting and using the hollow shaft and solves the problem that the hollow shaft needs to be connected with a ball mill by the connecting structure when in use.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a connection structure of quill shaft and frame, includes bottom plate, motor, quill shaft body, mounting panel and support frame, the support frame is fixed in the middle of the up end one end of bottom plate, the activity of quill shaft body is in the upper end of support frame, the outside one end of quill shaft body is fixed with the second ring gear, spacing tooth has been seted up to the inboard middle department annular of mounting panel, the mounting panel passes through spacing tooth and installs the outside at the second ring gear, the one end outside that the quill shaft body deviates from the second ring gear is fixed with first ring gear, the motor passes through the base and fixes the one end that the up end of bottom plate deviates from the support frame, department movable mounting has the connecting axle in the middle of the one end of motor, the one end that the connecting axle deviates from the motor is fixed with the gear, the upper end of gear meshes with the lower extreme of first ring gear mutually.

Preferably, the mounting panel is the ring form, the fixed orifices have been seted up to the middle department annular array of mounting panel, the outside diameter of mounting panel is greater than the outside diameter of quill shaft body. The mounting plate is fixed in the middle of one side of the ball mill through the fixing hole.

Preferably, the inside diameter of the second toothed ring is equal to the inside diameter of the hollow shaft body, and the outside of the second toothed ring meshes with the inside of the mounting plate. The hollow shaft body is connected and installed with the installation plate through the second gear ring.

Preferably, the inside diameter of the first toothed ring is equal to the inside diameter of the hollow shaft body, and both the inside and outside diameters of the first toothed ring are equal to the inside and outside diameters of the second toothed ring. The hollow shaft body and the gear can be connected and mounted through the first gear ring, and the hollow shaft body is convenient to drive to rotate.

Preferably, the upper end of the support frame is arc-shaped, the arc is matched with the outer side of the hollow shaft body, and the height of the support frame is larger than that of the base. The hollow shaft body can be supported through the support frame, and the hollow shaft body is convenient to use.

Compared with the prior art, the utility model has the following beneficial effects:

1. the hollow shaft body is fixed at the middle of one end of the ball mill through the fixing hole before the ball mill is used, so that the mounting plate is connected with the ball mill, and meanwhile, the hollow shaft body is arranged at the middle of the mounting plate through the second toothed ring, so that the hollow shaft body is mounted.

2. The hollow shaft body is placed at the upper end of the supporting frame, one end of the hollow shaft body is meshed with the gear through the first gear ring, and the hollow shaft body can be driven to rotate through the motor.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a side view of the mounting plate of the present invention.

In the figure: 1. a base plate; 2. a base; 3. a motor; 4. a first ring gear; 5. a hollow shaft body; 6. a fixing hole; 7. limiting teeth; 8. a second ring gear; 9. mounting a plate; 10. a support frame; 11. a gear; 12. and (7) connecting the shafts.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

Referring to fig. 1 to 4, an embodiment of the present invention includes: the utility model provides a connection structure of quill shaft and frame, comprising a base plate 1, motor 3, quill shaft body 5, mounting panel 9 and support frame 10, support frame 10 is fixed in the middle of the up end one end of bottom plate 1 department, the activity of quill shaft body 5 is in the upper end of support frame 10, the outside one end of quill shaft body 5 is fixed with second ring gear 8, spacing tooth 7 has been seted up to the inboard middle department annular of mounting panel 9, mounting panel 9 passes through spacing tooth 7 and installs the outside at second ring gear 8, the one end outside that quill shaft body 5 deviates from second ring gear 8 is fixed with first ring gear 4, motor 3 fixes the one end that deviates from support frame 10 at the up end of bottom plate 1 through base 2, department movable mounting has connecting axle 12 in the middle of the one end of motor 3, connecting axle 12 deviates from the one end of motor 3 and is fixed with gear 11, the upper end of gear 11 meshes with the lower extreme of first ring gear 4 mutually.

The mounting plate 9 is circular, the fixing holes 6 are formed in the middle of the mounting plate 9 in an annular array mode, and the outer diameter of the mounting plate 9 is larger than that of the hollow shaft body 5.

The inside diameter of the second ring gear 8 is equal to the inside diameter of the hollow shaft body 5, and the outside of the second ring gear 8 meshes with the inside of the mounting plate 9.

Before the ball mill is used, the mounting plate 9 is fixed in the middle of one end of the ball mill through the fixing hole 6, the mounting plate 9 is connected with the ball mill, and meanwhile, the hollow shaft body 5 is mounted in the middle of the mounting plate 9 through the second toothed ring 8, so that the hollow shaft body 5 is mounted.

Example two

Referring to fig. 1 to 4, an embodiment of the present invention includes: compared with the first embodiment, the present embodiment further includes: the inside diameter of the first ring gear 4 is equal to the inside diameter of the hollow shaft body 5, and both the inside and outside diameters of the first ring gear 4 are equal to the inside and outside diameters of the second ring gear 8.

The upper end of the support frame 10 is arc-shaped, the arc is matched with the outer side of the hollow shaft body 5, and the height of the support frame 10 is larger than that of the base 2.

The hollow shaft body 5 is placed at the upper end of the support frame 10, and one end of the hollow shaft body 5 is meshed with the gear 11 through the first gear ring 4, and the hollow shaft body 5 can be driven to rotate through the motor 3.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a connection structure of quill shaft and frame, includes bottom plate (1), motor (3), quill shaft body (5), mounting panel (9) and support frame (10), its characterized in that: the supporting frame (10) is fixed in the middle of one end of the upper end surface of the bottom plate (1), the hollow shaft body (5) is movably arranged at the upper end of the supporting frame (10), a second gear ring (8) is fixed at one end of the outer side of the hollow shaft body (5), a limiting tooth (7) is annularly arranged in the middle of the inner side of the mounting plate (9), the mounting plate (9) is mounted on the outer side of the second gear ring (8) through a limiting tooth (7), a first toothed ring (4) is fixed on the outer side of one end of the hollow shaft body (5) departing from the second toothed ring (8), the motor (3) is fixed at one end of the upper end surface of the bottom plate (1) departing from the supporting frame (10) through the base (2), a connecting shaft (12) is movably arranged in the middle of one end of the motor (3), a gear (11) is fixed at one end of the connecting shaft (12) departing from the motor (3), the upper end of the gear (11) is meshed with the lower end of the first gear ring (4).

2. A hollow shaft-to-frame connection structure as claimed in claim 1, wherein: the mounting panel (9) are the ring form, fixed orifices (6) have been seted up to the department annular array in the middle of mounting panel (9), the outside diameter of mounting panel (9) is greater than the outside diameter of quill shaft body (5).

3. A hollow shaft-to-frame connection structure as claimed in claim 1, wherein: the inner diameter of the second gear ring (8) is equal to that of the hollow shaft body (5), and the outer side of the second gear ring (8) is meshed with the inner side of the mounting plate (9).

4. A hollow shaft-to-frame connection structure as claimed in claim 1, wherein: the inner diameter of the first gear ring (4) is equal to that of the hollow shaft body (5), and the inner diameter and the outer diameter of the first gear ring (4) are equal to those of the second gear ring (8).

5. A hollow shaft-to-frame connection structure as claimed in claim 1, wherein: the upper end of the support frame (10) is arc-shaped, the arc is matched with the outer side of the hollow shaft body (5), and the height of the support frame (10) is larger than that of the base (2).