CN209909114U - Damping belt pulley - Google Patents
Damping belt pulley Download PDFInfo
- Publication number
- CN209909114U CN209909114U CN201920575305.3U CN201920575305U CN209909114U CN 209909114 U CN209909114 U CN 209909114U CN 201920575305 U CN201920575305 U CN 201920575305U CN 209909114 U CN209909114 U CN 209909114U
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- mounting holes
- ring
- disc
- wheel ring
- outer wheel
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Abstract
The utility model discloses a damping belt pulley; the method comprises the following steps: the belt conveyor comprises an outer wheel ring, a plurality of belt conveying devices and a plurality of belt conveying devices, wherein a plurality of annular grooves for placing belts are formed in the circumferential direction of the outer wheel ring, and a circular opening is formed in the inner side of the outer wheel ring; the inner wheel disc is fixedly connected to the circular opening of the outer wheel ring, the inner wheel disc is fixedly connected to one side of the outer wheel ring, a plurality of first mounting holes are formed in the inner wheel disc, and buffer gaskets are arranged on the outer edges of the first mounting holes; the central disc is arranged in the circular opening and provided with a plurality of second mounting holes, and the central disc, the outer rim and the inner rim are coaxial; the fastening structure comprises a plurality of sector plates, and the end surface of the outer wheel ring is provided with an arc-shaped notch matched with the sector plates; and rubber is filled in the gap between the central disc and the outer ring and the gap between the sector plate and the outer ring. The vibration of the belt pulley can be reduced, and the service life of the belt pulley or other transmission devices assembled with the belt pulley can be prolonged.
Description
Technical Field
The utility model relates to a belt pulley processing field specifically is a shock attenuation belt pulley.
Background
The belt pulley belongs to a hub part, generally has a relatively large size, and is mainly cast and forged in the manufacturing process. The design with larger size is designed to be a casting method, the material is generally cast iron (with better casting performance), and the cast steel is rarely used (with poor casting performance); generally, the steel is small in size and can be designed to be forged, and the material is steel. The belt pulley is mainly used in the occasion of transmitting power at a long distance, such as the output of small diesel engine power, agricultural vehicles, tractors, automobiles, mining machinery, machining equipment, textile machinery, packaging machinery, lathes, forging beds, the transmission of power of some small horsepower motorcycles, the transmission of power of agricultural machinery, air compressors, speed reducers, generators, cotton gins and the like.
The pulley is easy to generate vibration in the transmission process, so that the service life of the pulley or other transmission devices assembled with the pulley is shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a damping belt pulley can reduce the vibrations of belt pulley, improves belt pulley or other transmission who assembles with it's life.
In order to achieve the above object, the utility model provides a following technical scheme:
a vibration-damped pulley comprising: the belt conveyor comprises an outer wheel ring, a plurality of belt conveying devices and a plurality of belt conveying devices, wherein a plurality of annular grooves for placing belts are formed in the circumferential direction of the outer wheel ring, and a circular opening is formed in the inner side of the outer wheel ring;
the inner wheel disc is fixedly connected to the circular opening of the outer wheel ring, the inner wheel disc is fixedly connected to one side of the outer wheel ring, a plurality of first mounting holes are formed in the inner wheel disc, and buffer gaskets are arranged on the outer edges of the first mounting holes;
the central disc is arranged in the circular opening and provided with a plurality of second mounting holes, and the central disc, the outer rim and the inner rim are coaxial;
the fastening structure comprises a plurality of sector plates, the end face of the outer wheel ring is provided with an arc-shaped notch matched with the sector plates, the arc-shaped notch is in clearance fit with the sector plates, the central disc is fixedly connected with the outer wheel ring through the arc-shaped plates, the fastening structure is provided with a plurality of third mounting holes, and the first mounting holes and the second mounting holes are communicated with the third mounting holes;
and rubber is filled in the gap between the central disc and the outer ring and the gap between the sector plate and the outer ring.
As a further aspect of the present invention: the quantity of sector plate is three, set up three rigid coupling hole on the sector plate, two the rigid coupling hole is located outer rim, another rigid coupling hole is located on the central disk.
As a further aspect of the present invention: the central disc is made of aluminum alloy, the thickness of the central disc is larger than that of the sector plate and the inner wheel disc, and the depth of the arc-shaped notch is larger than that of the central disc.
As a further aspect of the present invention: coaxial round holes are formed in the inner wheel disc and the central disc, and the round holes and arc lines of the fan-shaped plates are concentric.
As a further aspect of the present invention: the distance between the inner wheel disc and the end face of the outer wheel ring is 5-10 mm.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model is provided with the outer wheel ring, a plurality of ring grooves for placing the belt are arranged in the circumferential direction of the outer wheel ring, and the inner side of the outer wheel ring is provided with a circular opening; the inner wheel disc is fixedly connected to the circular opening of the outer wheel ring, the inner wheel disc is fixedly connected to one side of the outer wheel ring, a plurality of first mounting holes are formed in the inner wheel disc, and buffer gaskets are arranged on the outer edges of the first mounting holes; the central disc is arranged in the circular opening and provided with a plurality of second mounting holes, and the central disc, the outer rim and the inner rim are coaxial; the fastening structure comprises a plurality of sector plates, the end face of the outer wheel ring is provided with an arc-shaped notch matched with the sector plates, the arc-shaped notch is in clearance fit with the sector plates, the central disc is fixedly connected with the outer wheel ring through the arc-shaped plates, the fastening structure is provided with a plurality of third mounting holes, and the first mounting holes and the second mounting holes are communicated with the third mounting holes; and rubber is filled in the gap between the central disc and the outer ring and the gap between the sector plate and the outer ring. The vibration of the belt pulley can be reduced, and the service life of the belt pulley or other transmission devices assembled with the belt pulley can be prolonged.
Drawings
FIG. 1 is a first perspective view of a damper pulley.
FIG. 2 is a second perspective view of the damper pulley.
FIG. 3 is a schematic view of the damper pulley with the fastening structure removed.
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.
Referring to fig. 1 to 3, in an embodiment of the present invention, a damping pulley includes: the belt conveyor comprises an outer wheel ring 1, wherein a plurality of annular grooves for placing belts are formed in the circumferential direction, and a circular opening is formed in the inner side of the outer wheel ring 1;
the inner wheel disc 2 is fixedly connected to the circular opening of the outer wheel ring 1, the inner wheel disc 2 is fixedly connected to one side of the outer wheel ring 1, a plurality of first mounting holes 3 are formed in the inner wheel disc 2, and buffer gaskets 4 are arranged on the outer edges of the first mounting holes 3;
the central disc 5 is arranged in the circular opening, a plurality of second mounting holes 6 are formed in the central disc 5, and the central disc 5, the outer rim 1 and the inner rim 2 are coaxial;
the fastening structure comprises a plurality of sector plates 7, the end face of the outer wheel ring 1 is provided with an arc-shaped notch matched with the sector plates 7, the arc-shaped notch is in clearance fit with the sector plates 7, the central disc 5 is fixedly connected with the outer wheel ring 1 through the arc-shaped plates, the fastening structure is provided with a plurality of third mounting holes 8, and the first mounting holes 3 and the second mounting holes 6 are communicated with the third mounting holes;
rubber is filled in the gap between the central disc 5 and the outer rim 1 and the gap between the sector plate 7 and the outer rim 1.
The utility model relates to an embodiment, the quantity of sector plate 7 is three, set up three rigid coupling hole 9 on the sector plate 7, two rigid coupling hole 9 is located on the foreign steamer circle 1, another rigid coupling hole 9 is located on the spider 5.
The utility model relates to an embodiment, center plate 5 is the aluminum alloy material, center plate 5's thickness is greater than sector plate 7 and interior rim plate 2, the degree of depth of arc breach is greater than center plate 5's thickness. So as to fix the central disc 5 and the outer rim 1.
The utility model relates to an embodiment, interior rim plate 2 with be provided with coaxial round hole 10 on the central disk 5, the round hole with the pitch arc common centre of a circle of sector plate 7.
The utility model relates to an embodiment, interior rim plate 2 with the interval of the terminal surface of outer rim 1 is 10 mm. Buffer pad 4 of being convenient for is located the terminal surface inboard of outer wheel circle 1, plays and avoids the protrusion, reduces wearing and tearing's effect.
The utility model discloses a theory of operation is: through first mounting hole 3, second mounting hole 6 with the third installation intercommunication to make other transmission structure carry out the rigid coupling through the mounting hole of this intercommunication, wherein be provided with buffer pad 4 between interior rim plate 2 and the central disk 5, thereby can play the effect of axial shock attenuation, at the central disk 5 and outer rim 1 between the clearance and sector plate 7 with rubber is all filled in the clearance of outer rim 1, can play radial cushioning effect, and this embodiment is filled rubber conveniently, makes central disk 5 and outer rim 1 rigid coupling through sector plate 7, realizes convenient installation.
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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. A vibration-damped pulley, comprising:
the belt conveyor comprises an outer wheel ring, a plurality of belt conveying devices and a plurality of belt conveying devices, wherein a plurality of annular grooves for placing belts are formed in the circumferential direction of the outer wheel ring, and a circular opening is formed in the inner side of the outer wheel ring;
the inner wheel disc is fixedly connected to the circular opening of the outer wheel ring, the inner wheel disc is fixedly connected to one side of the outer wheel ring, a plurality of first mounting holes are formed in the inner wheel disc, and buffer gaskets are arranged on the outer edges of the first mounting holes;
the central disc is arranged in the circular opening and provided with a plurality of second mounting holes, and the central disc, the outer rim and the inner rim are coaxial;
the fastening structure comprises a plurality of sector plates, the end face of the outer wheel ring is provided with an arc-shaped notch matched with the sector plates, the arc-shaped notch is in clearance fit with the sector plates, the central disc is fixedly connected with the outer wheel ring through the arc-shaped plates, the fastening structure is provided with a plurality of third mounting holes, and the first mounting holes and the second mounting holes are communicated with the third mounting holes;
and rubber is filled in the gap between the central disc and the outer ring and the gap between the sector plate and the outer ring.
2. The shock absorbing pulley as claimed in claim 1, wherein said sector plates are three in number, three fastening holes are provided in said sector plates, two of said fastening holes are provided in said outer rim, and the other fastening hole is provided in said center plate.
3. The shock absorbing pulley as set forth in claim 2 wherein said center disk is an aluminum alloy, said center disk has a thickness greater than said sector plates and said inner sheave, and said arcuate notches have a depth greater than said center disk thickness.
4. The shock absorbing pulley as claimed in claim 3, wherein said inner and central discs are provided with coaxial circular holes concentric with the arc of said sector plate.
5. The shock absorbing pulley as claimed in claim 4, wherein the spacing between the end faces of said inner sheave and said outer sheave is 5 to 10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920575305.3U CN209909114U (en) | 2019-04-25 | 2019-04-25 | Damping belt pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920575305.3U CN209909114U (en) | 2019-04-25 | 2019-04-25 | Damping belt pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209909114U true CN209909114U (en) | 2020-01-07 |
Family
ID=69045530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920575305.3U Expired - Fee Related CN209909114U (en) | 2019-04-25 | 2019-04-25 | Damping belt pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209909114U (en) |
-
2019
- 2019-04-25 CN CN201920575305.3U patent/CN209909114U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210825 Address after: 638500 zone 2, Chengnan Industrial Park, Linshui Economic Development Zone, Guang'an City, Sichuan Province Patentee after: Sichuan Jianye Machinery Co.,Ltd. Address before: 638501 Xintan foundry area, Linshui County Industrial centralized development park, Guang'an City, Sichuan Province Patentee before: Guang'an Jinzhan Machinery Manufacturing Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 |