CN217927029U - Sprocket with function of making an uproar is fallen - Google Patents
Sprocket with function of making an uproar is fallen Download PDFInfo
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- CN217927029U CN217927029U CN202222256882.0U CN202222256882U CN217927029U CN 217927029 U CN217927029 U CN 217927029U CN 202222256882 U CN202222256882 U CN 202222256882U CN 217927029 U CN217927029 U CN 217927029U
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- noise reduction
- sprocket
- buffering
- chain wheel
- tooth
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Abstract
The utility model relates to the technical field of chain transmission, in particular to a chain wheel with noise reduction function, which comprises a chain wheel framework, teeth and a buffer component; the buffering subassembly is including buffering offset plate and buffering circle, ring distribution has a plurality of teeth on the sprocket skeleton, a plurality of mounting grooves have all been seted up on every tooth, all install the buffering offset plate between every mounting groove, the effect of buffering can be played again to the rigidity that has both kept the tooth, all have a plurality of holes of making an uproar of falling on every buffering offset plate, the buffering circle is all installed to both sides at the tooth, when chain and tooth and buffering offset plate contact, the buffering offset plate plays the buffering and falls the effect of making an uproar, reduce the noise that chain roller and sprocket tooth meshing produced with this, noise pollution has been reduced.
Description
Technical Field
The utility model relates to a chain drive technical field especially relates to a sprocket with function of making an uproar is fallen.
Background
During the transmission process of the chain wheel, meshing noise is inevitably generated. Taking roller chain transmission as an example, in the transmission process, the rollers on the chain directly impact with the bottom of the sprocket teeth to generate noise.
The utility model provides a current sprocket of making an uproar falls, includes sprocket skeleton and yielding rubber, bonds through the gluing agent between sprocket skeleton and the yielding rubber, and the chain contacts with yielding rubber earlier with the chain wheel meshing in-process, the roller on the chain falls into at the bottom of the sprocket tooth again. The chain plate and the damping rubber are contacted with each other firstly to buffer the kinetic energy from the chain, so that the impact of the roller on the tooth bottom of the chain wheel is weakened, and the noise generated by the meshing of the chain and the chain wheel is reduced.
But foretell sprocket of making an uproar only falls the side of sprocket skeleton and makes an uproar, and chain and sprocket meshing in-process need the tooth of sprocket skeleton to promote the roller and let the chain remove, and tooth and roller contact also can send the noise, lead to causing noise pollution.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sprocket with function of making an uproar has fallen has solved the current sprocket of making an uproar of falling, only falls the side of sprocket skeleton and makes an uproar, and chain and sprocket meshing in-process need the tooth of sprocket skeleton to promote the roller and let the chain remove, tooth and roller contact also can the noise, lead to causing the problem of noise pollution.
In order to achieve the purpose, the utility model provides a chain wheel with noise reduction function, which comprises a chain wheel framework and teeth, wherein the teeth are fixedly connected with the chain wheel framework and positioned at the outer side of the chain wheel framework,
the buffer component is also included;
the buffering subassembly is including buffering offset plate and buffering circle, the tooth has the mounting groove, the buffering offset plate with tooth fixed connection, and be located tooth is kept away from one side of sprocket skeleton, the buffering offset plate has the hole of making an uproar of falling, the buffering circle with sprocket skeleton fixed connection, and be located the sprocket skeleton is close to one side of tooth.
The buffer ring is provided with a buffer groove, and the buffer groove is positioned on one side, close to the teeth, of the buffer ring.
The chain wheel framework is provided with a noise reduction groove, and the noise reduction groove is positioned on one side, far away from the teeth, of the chain wheel framework.
Wherein, the sprocket with function of making an uproar still falls the subassembly of making an uproar, fall the subassembly of making an uproar with the sprocket skeleton is connected.
The noise reduction assembly comprises a noise reduction rubber ring and a shaft cylinder, and the noise reduction rubber ring is fixedly connected with the chain wheel framework and is positioned in the noise reduction groove; the shaft cylinder is fixedly connected with the noise reduction rubber ring and is positioned on one side, close to the chain wheel framework, of the noise reduction rubber ring.
The shaft cylinder is provided with a noise reduction cavity, and the noise reduction cavity is positioned on one side, far away from the noise reduction rubber ring, of the shaft cylinder.
The noise reduction assembly further comprises noise reduction cotton, and the noise reduction cotton is connected with the shaft barrel and located in the noise reduction cavity.
The utility model discloses a sprocket with function of making an uproar falls annular distribution is a plurality of on the sprocket skeleton tooth, every all seted up a plurality ofly on the tooth the mounting groove, every all install between the mounting groove buffering offset plate has both kept the rigidity of tooth can play the effect of buffering again, every all there is a plurality ofly on the buffering offset plate fall the hole of making an uproar the both sides of tooth are all installed buffering circle, when the chain with tooth with during the contact of buffering offset plate, buffering offset plate plays the buffering and falls the effect of making an uproar to this noise that reduces chain roller and sprocket tooth meshing production has reduced noise pollution.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic structural diagram of a buffering assembly according to a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a noise reduction assembly according to a second embodiment of the present invention.
Fig. 3 is a cross-sectional view of a sprocket skeleton according to a second embodiment of the present invention.
In the figure; 101-sprocket skeleton, 102-tooth, 103-buffer rubber plate, 104-buffer ring, 105-mounting groove, 106-noise reduction hole, 107-buffer groove, 108-noise reduction groove, 201-noise reduction rubber ring, 202-shaft cylinder, 203-noise reduction cotton and 204-noise reduction cavity.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, which are described below by way of example with reference to the accompanying drawings, and which are intended to illustrate the present invention and are not to be construed as limiting the same.
The first embodiment of the present application is:
referring to fig. 1, wherein fig. 1 is a schematic structural view of a cushion assembly, the present invention provides a sprocket with noise reduction function; the chain wheel structure comprises a chain wheel framework 101, teeth 102 and a buffer assembly, wherein the buffer assembly comprises a buffer rubber plate 103 and a buffer ring 104, the teeth 102 are provided with mounting grooves 105, the buffer rubber plate 103 is provided with noise reduction holes 106, the buffer ring 104 is provided with a buffer groove 107, and the chain wheel framework 101 is provided with noise reduction grooves 108.
For the present embodiment, the teeth 102 are fixedly connected to the sprocket frame 101 and located on the outer side of the sprocket frame 101, a plurality of teeth 102 are annularly distributed on the outer side of the sprocket frame 101 for driving a chain, and a center hole is formed in the center of the sprocket frame 101.
The tooth 102 is provided with a mounting groove 105, the cushion rubber plate 103 is fixedly connected with the tooth 102 and is located on one side of the tooth 102 away from the sprocket frame 101, the cushion rubber plate 103 is provided with a noise reduction hole 106, the cushion ring 104 is fixedly connected with the sprocket frame 101 and is located on one side of the sprocket frame 101 close to the tooth 102, the cushion groove 107 is located on one side of the cushion ring 104 close to the tooth 102, the plurality of teeth 102 are annularly distributed on the sprocket frame 101, each tooth 102 is provided with the plurality of mounting grooves 105, the cushion rubber plate 103 is mounted between the mounting grooves 105, the rigidity and the buffering effect of the tooth 102 are maintained, each cushion rubber plate 103 is provided with the plurality of noise reduction holes 106, the noise reduction holes 106 are honeycomb-shaped, the structure of the noise reduction holes 106 is complex, sound can be continuously reflected and reduced in the noise reduction holes 106, and accordingly, the noise reduction capability is achieved, a chain plate is firstly contacted with the cushion rubber plate 104, and kinetic energy from a chain is reduced to impact a chain wheel to a roller bottom.
Secondly, the buffer groove 107 is located on one side of the buffer ring 104 close to the teeth 102, and the buffer groove 107 ensures that when the buffer ring 104 is extruded and deformed, a space is provided for allowing the buffer ring 104 to deform, so as to prevent the buffer ring 104 from failing to release due to internal stress and further ensure that a chain plate is in two-point contact when contacting with the buffer ring 104, so that the impact force of the chain plate on the buffer ring 104 is dispersed, and the service life of the buffer ring 104 is prolonged.
Meanwhile, the noise reduction groove 108 is located on one side of the sprocket frame 101 far away from the teeth 102, and the noise reduction groove 108 is formed in a central hole of the sprocket frame 101.
With the sprocket with noise reduction function of the embodiment, when the chain is in contact with the teeth 102 and the buffer rubber plate 103, the buffer rubber plate 103 plays a role in buffering and reducing noise through the noise reduction holes 106, and the chain plate is in contact with the buffer ring 104 first to buffer kinetic energy from the chain, so as to weaken impact of the roller on the bottom of the sprocket teeth, thereby reducing noise generated by meshing of the chain and the sprocket and reducing noise pollution.
The second embodiment of the present application is:
on the basis of the first embodiment, please refer to fig. 2 and fig. 3, fig. 2 is a schematic structural diagram of a noise reduction assembly, fig. 3 is a cross-sectional view of a sprocket skeleton, the sprocket with a noise reduction function of this embodiment further includes a noise reduction assembly, the noise reduction assembly includes a noise reduction rubber ring 201, a shaft sleeve 202 and noise reduction cotton 203, and the shaft sleeve 202 has a noise reduction cavity 204.
For the present embodiment, the noise reduction assembly is connected to the sprocket frame 101, and when the shaft is connected to the central hole of the sprocket frame 101, the noise reduction assembly can reduce noise.
The noise reduction rubber ring 201 is fixedly connected with the chain wheel framework 101 and is positioned in the noise reduction groove 108; the shaft cylinder 202 is fixedly connected with the noise reduction rubber ring 201 and is located on one side, close to the chain wheel framework 101, of the noise reduction rubber ring 201, the noise reduction cavity 204 is located on one side, away from the noise reduction rubber ring 201, of the shaft cylinder 202, the noise reduction groove 108 is filled with the noise reduction rubber ring 201, the shaft cylinder 202 is connected with the noise reduction rubber ring 201, the shaft cylinder 202 is provided with the noise reduction cavity 204, and a shaft is connected with the shaft cylinder 202.
Meanwhile, the noise reduction cotton 203 is connected with the shaft cylinder 202 and is positioned in the noise reduction cavity 204, the noise reduction cotton 203 is filled in the noise reduction cavity 204, and sound generated by shaft vibration is absorbed and isolated through the noise reduction cotton 203.
With the sprocket with the noise reduction function of the embodiment, when the shaft vibrates during rotation, the noise reduction rubber ring 201 can absorb energy to effectively buffer and weaken the vibration force transmitted to the sprocket framework 101, so that the chain wound on the sprocket is not affected by the vibration force, and the use safety of the sprocket is improved.
While the above disclosure describes one or more preferred embodiments of the present invention, it is not intended to limit the scope of the claims to such embodiments, and one skilled in the art will understand that all or a portion of the processes performed in the above embodiments may be practiced without departing from the spirit and scope of the claims.
Claims (7)
1. A chain wheel with noise reduction function comprises a chain wheel framework and teeth, wherein the teeth are fixedly connected with the chain wheel framework and positioned at the outer side of the chain wheel framework,
the device also comprises a buffer component;
the buffering subassembly is including buffering offset plate and buffering circle, the tooth has the mounting groove, the buffering offset plate with tooth fixed connection, and be located tooth is kept away from one side of sprocket skeleton, the buffering offset plate has the hole of making an uproar of falling, the buffering circle with sprocket skeleton fixed connection, and be located the sprocket skeleton is close to one side of tooth.
2. The sprocket having a noise reduction function according to claim 1,
the buffer ring is provided with a buffer groove, and the buffer groove is positioned on one side, close to the teeth, of the buffer ring.
3. The sprocket having a noise reduction function according to claim 2,
the chain wheel framework is provided with a noise reduction groove, and the noise reduction groove is positioned on one side, far away from the teeth, of the chain wheel framework.
4. The sprocket having a noise reduction function according to claim 3,
the chain wheel with the noise reduction function further comprises a noise reduction assembly, and the noise reduction assembly is connected with the chain wheel framework.
5. The sprocket having a noise reduction function according to claim 4,
the noise reduction assembly comprises a noise reduction rubber ring and a shaft cylinder, and the noise reduction rubber ring is fixedly connected with the chain wheel framework and is positioned in the noise reduction groove; the shaft cylinder is fixedly connected with the noise reduction rubber ring and is positioned on one side, close to the chain wheel framework, of the noise reduction rubber ring.
6. The sprocket having a noise reduction function according to claim 5,
the shaft cylinder is provided with a noise reduction cavity, and the noise reduction cavity is positioned on one side of the shaft cylinder, which is far away from the noise reduction rubber ring.
7. The sprocket having a noise reduction function according to claim 6,
the noise reduction assembly further comprises noise reduction cotton, and the noise reduction cotton is connected with the shaft barrel and is located in the noise reduction cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222256882.0U CN217927029U (en) | 2022-08-23 | 2022-08-23 | Sprocket with function of making an uproar is fallen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222256882.0U CN217927029U (en) | 2022-08-23 | 2022-08-23 | Sprocket with function of making an uproar is fallen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217927029U true CN217927029U (en) | 2022-11-29 |
Family
ID=84170582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222256882.0U Active CN217927029U (en) | 2022-08-23 | 2022-08-23 | Sprocket with function of making an uproar is fallen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217927029U (en) |
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2022
- 2022-08-23 CN CN202222256882.0U patent/CN217927029U/en active Active
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