CN217633744U

CN217633744U - Chain wheel assembly

Info

Publication number: CN217633744U
Application number: CN202221385641.XU
Authority: CN
Inventors: 蒋雪青
Original assignee: Taizhou Nanshi Metal Product Co ltd
Current assignee: Taizhou Nanshi Metal Product Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-10-21
Anticipated expiration: 2032-05-31

Abstract

The utility model provides a sprocket assembly belongs to sprocket technical field. It has solved the problem that current sprocket takes off the chain easily and replacement cost is high. This sprocket assembly includes a plurality of sprocket main part, and a plurality of sprocket main part is crisscross setting, is provided with its chain main part that is connected in reality between the double-phase adjacent sprocket main part, a plurality of the sprocket main part all is provided with on the lateral wall that is located both ends and sets up rather than an organic whole and form and mesh complex external tooth with corresponding chain main part mutually, and the sprocket main part all is provided with on being located both ends face and links firmly rather than the anticreep unit one that is used for preventing that the chain main part from droing mutually, and this sprocket main part is located and is provided with anticreep unit two on the periphery wall between the double-phase adjacent external tooth. The utility model has the advantages of prevent that the chain from taking off the chain and reducing the replacement cost.

Description

Chain wheel assembly

Technical Field

The utility model belongs to the technical field of the sprocket, a sprocket assembly is related to.

Background

A sprocket is a cogged sprocket wheel designed to engage precisely pitched blocks on a chain link or cable or a solid or spoked gear that engages the chain to transmit motion. The chain wheel is widely applied to mechanical transmission and the like in the industries of chemical engineering, textile machinery, food processing, instruments, petroleum and the like. In the process of using the chain wheel, faults such as chain detachment and chain breakage often occur, energy and money are needed to be spent to remove the faults, daily life and work are affected, and inconvenience is brought to production and life.

Disclosure of Invention

The utility model aims at providing a prevent to take off the chain and reduce change cost's sprocket assembly to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a sprocket assembly, its characterized in that includes a plurality of sprocket main part, and a plurality of sprocket main part is crisscross setting, is provided with its chain main part that is connected in reality between the double-phase adjacent sprocket main part, a plurality of the sprocket main part all is provided with on the lateral wall that is located both ends and sets up rather than an organic whole and forms and mesh complex outer tooth with corresponding chain main part mutually, the sprocket main part all is provided with on being located both ends face and links firmly rather than the anticreep unit that just is used for preventing the chain main part from droing mutually and first, and this sprocket main part is provided with anticreep unit two on being located the periphery wall between the double-phase adjacent outer tooth.

In the above sprocket assembly, the first anti-drop unit is an outer ring, the outer ring is connected with the sprocket main body through a plurality of studs, and the outer ring is provided with a protruding part which protrudes outwards in the axial direction and is embedded into the sprocket main body on the end face attached to the sprocket main body.

In the above sprocket assembly, the outer ring has through holes on the end surface corresponding to the chain body, the outer ring has wear-resistant balls in the through holes, the inner diameter of the opening of the through hole at the end attached to the sprocket body is smaller than the diameter of the wear-resistant balls, and the other end of the outer ring at the through hole is provided with an assembly plug for limiting the position of the wear-resistant balls and enabling the wear-resistant balls to abut against the chain body.

In the above sprocket assembly, the second anti-drop unit is composed of an assembly ring sleeved on the sprocket main body and fixedly connected with the sprocket main body, and an inner ring sleeved on the assembly ring, the inner ring is positioned on the end face of the corresponding chain main body and is also provided with a through hole, the inner ring is positioned in the through hole and is also provided with a wear-resistant ball, the through hole in the inner ring is positioned at the end, which is attached to the sprocket main body, of an opening inner diameter smaller than the diameter of the wear-resistant ball, the other end of the inner ring, which is positioned in the through hole, is also provided with a position for limiting the wear-resistant ball, and the assembly plug enables the wear-resistant ball to be abutted against the chain main body.

Compared with the prior art, the chain wheel component has the following advantages:

1. the chain wheel main part is located and all is provided with the anticreep unit one rather than linking firmly mutually and being used for preventing that the chain main part from droing on the both ends face, and this chain wheel main part is located and is provided with anticreep unit two on the periphery wall between the double-phase adjacent external tooth, and the setting of above-mentioned structure reduces the chain main part and takes off the chain phenomenon appear, and it is old originally low to change after its fracture simultaneously.

Drawings

Fig. 1 is a perspective view schematically showing the structure of the assembling portion of the present sprocket assembly.

Fig. 2 is a cross-sectional structural schematic view of the present sprocket assembly.

In the drawing, 1, a sprocket body; 2. a chain body; 3. an outer tooth; 4. an outer ring; 5. a boss portion; 6. a through hole; 7. wear-resistant balls; 8. assembling a plug; 9. assembling a ring; 10. an inner ring.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figures 1 and 2, the sprocket assembly comprises a plurality of sprocket bodies, wherein two adjacent sprockets in the sprocket bodies are arranged in a staggered manner, a chain body connected with the adjacent sprocket bodies is arranged between the two adjacent sprocket bodies, outer teeth which are integrally arranged with the sprocket bodies and are meshed with the corresponding chain body are arranged on the outer side walls of the sprocket bodies at the two end parts, a certain distance is reserved between the two outer teeth, anti-falling units I which are fixedly connected with the sprocket bodies and are used for preventing the chain bodies from falling off are arranged on the two end surfaces of the sprocket bodies, anti-falling units II are arranged on the outer peripheral wall of the sprocket body between the two adjacent outer teeth, the number of the anti-falling units II is two, the anti-falling units I are outer rings, the outer rings are connected with the sprocket bodies through a plurality of studs, and the outer rings are abutted against the sprocket bodies through the studs, the end face of the outer ring, which is jointed with the chain wheel main body, is provided with a bulge part which is axially outwards bulged and is embedded into the chain wheel main body, the assembly of the outer ring is facilitated through the bulge part, a gap is simultaneously reserved between the outer ring and the chain wheel main body, the end faces, which are positioned at the corresponding chain main body, of the outer ring are all provided with through holes, the through holes in the outer ring are all provided with wear-resistant balls, the inner diameter of the opening, which is positioned at the end, which is jointed with the chain wheel main body, of the through hole in the outer ring is smaller than the diameter of the wear-resistant balls, the other end, which is positioned at the through hole, of the outer ring is provided with an assembly plug which limits the position of the wear-resistant balls and enables the wear-resistant balls to be butted with the chain main body, an elastic part can be arranged between the assembly plug and the wear-resistant balls, when the wear-resistant balls run, the wear-resistant balls can be provided with a certain moving space, the end face, which is jointed with the wear-resistant balls, of course, the inner wall, which is positioned at the end face of the chain wheel main body, of the through hole can also be provided with a cambered surface, when the outer ring is assembled, the wear-resistant balls are attached to the chain main body, the outer ring can be provided with folded edges, a gap is reserved between the folded edges and the chain main body during operation, the anti-falling unit II consists of an assembly ring which is sleeved on the chain main body and fixedly connected with the chain main body and an inner ring which is sleeved on the assembly ring, the inner ring and the assembly ring can be formed by splicing and combining two semi-rings, the inner ring can be slidably adjusted to be located at the position on the chain main body, the inner ring can be connected with the chain main body through a stud after adjustment is completed, through holes are formed in the end face, corresponding to the chain main body, of the inner ring, the wear-resistant balls are also arranged in the through holes, the inner diameter of an opening, located at the end attached to the chain main body, of the through holes in the inner ring is smaller than the diameter of the wear-resistant balls, the other end, located at the through holes, of the inner ring, is provided with a position limiting the wear-resistant balls, the assembly plug which enables the wear-resistant balls to be abutted to the chain main body, the end face of the inner ring and the assembly ring is provided with folded edges, the end faces, the folded edges can be connected with the assembly ring through studs, and the inner ring can be also provided with the folded edges.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms sprocket body 1, chain body 2, outer teeth 3, outer ring 4, projections 5, through holes 6, wear balls 7, mounting plugs 8, mounting ring 9, inner ring 10, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a sprocket assembly, its characterized in that includes a plurality of sprocket main part (1), and a plurality of sprocket main part (1) is the staggered arrangement, is provided with its chain main part (2) that are connected really between double-phase adjacent sprocket main part (1), a plurality of sprocket main part (1) all is provided with rather than an organic whole sets up and forms and meshes complex external tooth (3) rather than corresponding chain main part (2) looks on being located the lateral wall at both ends, sprocket main part (1) is located all to be provided with rather than linking firmly and being used for preventing the anticreep unit one that chain main part (2) dropped mutually on the both ends face, and this sprocket main part (1) is located and is provided with anticreep unit two on the periphery wall between double-phase adjacent external tooth (3).

2. The sprocket assembly according to claim 1, wherein the first anti-slip unit is an outer ring (4), the outer ring (4) is connected with the sprocket body (1) through a plurality of studs, and the outer ring (4) is provided with a protrusion (5) protruding axially outwards and embedded into the sprocket body (1) on the end surface of the sprocket body (1) to which the outer ring is attached.

3. The sprocket assembly according to claim 2, wherein the end surfaces of the outer rings (4) corresponding to the chain body (2) are provided with through holes (6), the outer rings (4) are provided with wear-resistant balls (7) in the through holes (6), the inner diameter of the opening of the through holes (6) in the outer rings (4) at the end where the outer rings are attached to the chain body (1) is smaller than the diameter of the wear-resistant balls (7), and the other ends of the outer rings (4) at the through holes (6) are provided with assembling plugs (8) for limiting the positions of the wear-resistant balls (7) and enabling the wear-resistant balls (7) to be abutted against the chain body (2).

4. The sprocket assembly according to claim 1, wherein the second anti-slip unit comprises an assembly ring (9) sleeved on the sprocket body (1) and fixedly connected with the sprocket body and an inner ring (10) sleeved on the assembly ring (9), the end surfaces of the inner ring (10) corresponding to the chain body (2) are also provided with through holes (6), the inner ring (10) is positioned in the through holes (6) and is also provided with wear-resistant balls (7), the inner diameter of the through holes (6) in the inner ring (10) at the joint end with the sprocket body (1) is smaller than the diameter of the wear-resistant balls (7), and the other end of the inner ring (10) at the through holes (6) is provided with an assembly plug (8) for limiting the wear-resistant balls (7) and enabling the wear-resistant balls (7) to abut against the chain body (2).