CN208074131U - A kind of low-noise transmission chain wheel - Google Patents
A kind of low-noise transmission chain wheel Download PDFInfo
- Publication number
- CN208074131U CN208074131U CN201820549485.3U CN201820549485U CN208074131U CN 208074131 U CN208074131 U CN 208074131U CN 201820549485 U CN201820549485 U CN 201820549485U CN 208074131 U CN208074131 U CN 208074131U
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- Prior art keywords
- wheel body
- receiving groove
- annular
- transmission chain
- low
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Abstract
The utility model discloses a kind of low-noise transmission chain wheels, including wheel body and the gear teeth, the gear teeth uniformly divide in the outside of wheel body, tooth socket is formed between adjacent teeth, wheel body is equipped with center keyway, wheel body is equipped with annular through groove and bulge loop, annular receiving groove is formed between bulge loop, through-hole is evenly distributed on bulge loop, through-hole is communicated with annular receiving groove, annular receiving groove internal partition, partition board is equipped with stomata, mineral wool is filled between partition board, fixed rib is distributed in annular through groove inner circumferential, and flow channel is equipped between the outside and annular receiving groove of annular receiving groove.The utility model is simple in structure, and intensity is high, and reliable and stable, operating noise is small, and service life is long.
Description
Technical field
The utility model belongs to mechanical transmission component technical field more particularly to a kind of low-noise transmission chain wheel.
Background technology
Sprocket wheel is the wheel with cog type whelp, being meshed with the accurate block of pitch on pitch chain ring or cable or
Person is solid or with spoke gear, is engaged with (roller) chain to transmit movement, is widely used in chemical industry, textile machine, food
The machine driving etc. of the industries such as product processing, instrument, oil.
At present in the machine driving course of work, sprocket wheel quick rotation, the gear teeth are collided with mechanical part, will produce ear-piercing
Noise, this noise are easy to cause sound to pollute working environment, influence the hearing and working condition of staff, lead to work
Efficiency declines.
Utility model content
The utility model aim is solution the above-mentioned technical problems in the prior art, provides a kind of low noise transmission
Sprocket wheel, simple in structure, intensity is high, and reliable and stable, operating noise is small, and service life is long.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution：
A kind of low-noise transmission chain wheel, including wheel body and the gear teeth, the gear teeth uniformly divide between the outside of wheel body, adjacent teeth
Tooth socket is formed, wheel body is equipped with center keyway, it is characterised in that：Wheel body is equipped with annular through groove and bulge loop, is formed between bulge loop
Annular receiving groove is evenly distributed with through-hole on bulge loop, and through-hole is communicated with annular receiving groove, annular receiving groove internal partition, on partition board
Equipped with stomata, be filled with mineral wool between partition board, annular through groove inner circumferential is distributed with fixed rib, the outside of annular receiving groove with
Flow channel is equipped between annular receiving groove；The transmission chain wheel structure is simple, and intensity is high, and reliable and stable, operating noise is small, uses
Long lifespan.
Further, it is equipped with arc reinforcing rib between adjacent fixed rib, welding block is equipped between arc reinforcing rib and wheel body,
Arc reinforcing rib improves the bonding strength between adjacent fixed rib, mutually restrains, and structural strength enhancing, welding block is by arc
Reinforcing rib restrains together with wheel body, improves the fastness of arc reinforcing rib, increases indirectly between fixed rib and wheel body
Contact area, be connected between wheel body, fixed rib and arc reinforcing rib three, mutually restrain, it is not easy to detach, it is whole
Structural strength higher, stability are stronger.
Further, the surface of partition board is equipped with high-temperature-resistant layer, improves the high temperature resistance of partition board, prevents in annular receiving groove
Too high temperature of air cause partition board is heated to melt, structure is destroyed, to extend the service life of partition board.
Further, around thermal vias is distributed on wheel body, thermal vias is close to center keyway, when sprocket wheel works, shaft
The heat generated with center keyway junction is by thermal vias Quick diffusing to air, reducing the work temperature of the junction
Degree ensures stable transmission, and thermal vias can mitigate sprocket wheel the phenomenon that being not in steep temperature rise and cause to be driven unstability
Weight reduces raw material dosage, reduces production cost.
Further, the surface of the gear teeth is equipped with titanizing hardened layer, enhances the abrasion resistance and hardness of the gear teeth, further extends
The service life of the gear teeth.
Further, the both sides of the gear teeth are equipped with oil storage grooves, and when adding lubricating oil, lubrication can be kept in oil storage grooves
Oil, as sprocket wheel rotates together, lubricating oil effectively lubricates the gear teeth and chain, reducing friction resistance, ensures that transmission is suitable
Freely, and under the action of inertia lubricating oil will not be rapidly separated oil storage tank, reduce waste, improve the utilization rate of lubricating oil.
Further, fixed hub is equipped in the keyway of center, fixed hub increases the contact area of shaft and center keyway,
Reduce shaft to shake, improves the stationarity and accuracy of transmission, and protect shaft, slow down its degree of wear, extend shaft
Service life.
The utility model is by adopting the above-described technical solution, have the advantages that：
Through-hole is evenly distributed in the utility model on bulge loop, through-hole is communicated with annular receiving groove, outside annular receiving groove
Flow channel is equipped between side and annular receiving groove, when sprocket wheel works the noise that generates with air flow a part of via through holes into
Enter in annular receiving groove, another part enters through flow channel in annular receiving groove, air by after the stomata on partition board with glass
Glass cotton contacts, and noise absorption is reduced noise and propagated outward by mineral wool, to reduce the damage to staff's hearing, is created
Quiet working environment, ventilation area is big, increases the contact area of mineral wool and noise, to improve noise reduction effect
Rate；The heat generated inside sprocket wheel work hour wheel body is dispersed by flow channel and through-hole in air respectively, accelerates heat dissipation
Speed, radiating efficiency is high, and rapid cooling effectively reduces the temperature of wheel body.The utility model is simple in structure, and intensity is high, stablizes
Reliably, operating noise is small, and service life is long.
Description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is a kind of structural schematic diagram of low-noise transmission chain wheel of the utility model；
Fig. 2 is the internal structure schematic diagram of wheel body in the utility model；
Fig. 3 is the structural schematic diagram of partition board in the utility model.
In figure：1- wheel bodys；The 2- gear teeth；3- oil storage grooves；4- tooth sockets；The centers 5- keyway；6- fixed hubs；7- heat dissipations are logical
Hole；8- annular through groove；9- bulge loops；10- annular receiving grooves；11- through-holes；12- partition boards；13- stomatas；14- mineral wools；15- flows
Channel；16- fixes rib；17- arc reinforcing ribs；18- welding blocks.
Specific implementation mode
As shown in Figure 1 to Figure 3, it is a kind of low-noise transmission chain wheel of the utility model, including wheel body 1 and the gear teeth 2, the gear teeth 2
Uniformly to divide in the outside of wheel body 1, the surface of the gear teeth 2 is equipped with titanizing hardened layer, enhances the abrasion resistance and hardness of the gear teeth 2, into
One step extends the service life of the gear teeth 2.The both sides of the gear teeth 2 are equipped with oil storage grooves 3, when adding lubricating oil, oil storage grooves 3
Interior to keep in lubricating oil, as sprocket wheel rotates together, lubricating oil effectively lubricates the gear teeth 2 and chain, reduces friction resistance
Power ensures that transmission is smooth, and lubricating oil will not be rapidly separated oil storage tank under the action of inertia, reduce waste, improve profit
The utilization rate of lubricating oil.Tooth socket 4 is formed between adjacent teeth 2, tooth socket 4 is arc-shaped shape, and circular shape structure has the table of bigger
Area can disperse the structural strength that surface stress improves the gear teeth 2.Wheel body 1 is equipped with center keyway 5, is equipped in center keyway 5
Fixed hub 6, fixed hub 6 increase the contact area of shaft and center keyway 5, reduce shaft and shake, and improve the flat of transmission
Stability and accuracy, and shaft is protected, slow down its degree of wear, extends the service life of shaft.It surround and is distributed on wheel body 1
Thermal vias 7, thermal vias 7 is close to center keyway 5, and when sprocket wheel works, shaft and the heat that keyway 5 junction in center generates are logical
It crosses in 7 Quick diffusing to air of thermal vias, reduces the operating temperature of the junction, be not in steep temperature rise and cause to pass
The phenomenon that dynamic unstability, ensures stable transmission, and thermal vias 7 can mitigate the weight of sprocket wheel, reduce raw material dosage, reduce production
Cost.
Wheel body 1 is equipped with annular through groove 8 and bulge loop 9, and annular through groove 8 alleviates the own wt of sprocket wheel, reduces raw material and uses
Amount reduces production cost, and makes to seem more beautiful and generous on the monnolithic case of sprocket wheel, and bulge loop 9 enhances 1 surface of wheel body
Structural strength and compression strength form annular receiving groove 10 between bulge loop 9, are evenly distributed with through-hole 11 on bulge loop 9, through-hole 11 with
Annular receiving groove 10 communicates, 10 internal partition 12 of annular receiving groove, and partition board 12 is equipped with stomata 13, and glass is filled between partition board 12
Cotton 14, partition board 12 play support fixed function to mineral wool 14, prevent mineral wool 14 from running helter-skelter, and mineral wool 14 can not be from stomata 13
It escapes from, air circulation is convenient in the setting of stomata 13, and the noise of propagation is absorbed by mineral wool 14, plays noise reduction, to
Reduce the damage to staff's hearing.The surface of partition board 12 is equipped with high-temperature-resistant layer, improves the high temperature resistance of partition board 12, prevents
Only the too high temperature of air in annular receiving groove 10 causes partition board 12 is heated to melt, and structure is destroyed, to extend partition board
12 service life.Flow channel 15 is equipped between the outside and annular receiving groove 10 of annular receiving groove 10, sprocket wheel produces when working
A part of via through holes 11 of raw noise enter in annular receiving groove 10, and another part enters annular receiving groove 10 through flow channel 15
It is interior, it is absorbed by mineral wool 14, is propagated outward to reduce noise, ventilation area is big, increases mineral wool 14 and noise
Contact area, to improve noise reduction efficacy.The heat that 1 inside of wheel body generates when sprocket wheel works by flow channel 15 and leads to respectively
Hole 11 is dispersed into air, accelerates radiating rate, and radiating efficiency is high, and rapid cooling effectively reduces the temperature of wheel body 1.
Fixed rib 16 is distributed in 8 inner circumferential of annular through groove, ensures the structural strength of wheel body 1.Adjacent fixed rib 16 it
Between be equipped with arc reinforcing rib 17, between arc reinforcing rib 17 and wheel body 1 be equipped with welding block 18, arc reinforcing rib 17 improves adjacent
Bonding strength between fixed rib 16 mutually restrains, structural strength enhancing, and welding block 18 is by arc reinforcing rib 17 and wheel body 1
It restrains together, improves the fastness of arc reinforcing rib 17, increase the contact surface between fixed rib 16 and wheel body 1 indirectly
Product is connected between wheel body 1, fixed rib 16 and 17 three of arc reinforcing rib, mutually restrains, it is not easy to it detaches, it is whole to tie
Structure intensity higher, stability are stronger.
Through-hole 11 is evenly distributed in the utility model on bulge loop 9, through-hole 11 is communicated with annular receiving groove 10, and annular accommodates
Flow channel 15 is equipped between the outside and annular receiving groove 10 of slot 10, the noise that sprocket wheel generates when working flows one with air
Part via through holes 11 enter in annular receiving groove 10, and another part enters through flow channel 15 in annular receiving groove 10, and air is logical
It is contacted with mineral wool 14 after the stomata 13 crossed on partition board 12, noise absorption is reduced noise and propagated outward, to subtract by mineral wool 14
Quiet working environment is created in the small damage to staff's hearing, and ventilation area is big, increases mineral wool 14 and noise
Contact area, to improve noise reduction efficacy；The heat that 1 inside of wheel body generates when sprocket wheel works is respectively by 15 He of flow channel
Through-hole 11 is dispersed into air, accelerates radiating rate, and radiating efficiency is high, and rapid cooling effectively reduces the temperature of wheel body 1
Degree.The utility model is simple in structure, and intensity is high, and reliable and stable, operating noise is small, and service life is long.
The above are only specific embodiments of the present invention, but the technical characteristics of the utility model is not limited thereto.Appoint
How based on the utility model, for the technical problem for solving essentially identical, essentially identical technique effect is realized, it is made
Simple change, equivalent replacement or modification etc., are all covered by among the scope of protection of the utility model.
Claims (7)
1. a kind of low-noise transmission chain wheel, including wheel body and the gear teeth, the gear teeth uniformly divide in the outside of the wheel body, adjacent institute
It states and forms tooth socket between the gear teeth, the wheel body is equipped with center keyway, it is characterised in that：The wheel body be equipped with annular through groove and
Bulge loop forms annular receiving groove between the bulge loop, and through-hole is evenly distributed on the bulge loop, and the through-hole holds with the annular
Slot of receiving communicates, the annular receiving groove internal partition, and the partition board is equipped with stomata, and mineral wool, institute are filled between the partition board
It states annular through groove inner circumferential and fixed rib is distributed with, stream is equipped between the outside of the annular receiving groove and the annular receiving groove
Dynamic channel.
2. a kind of low-noise transmission chain wheel according to claim 1, it is characterised in that：It is set between the adjacent fixed rib
There is arc reinforcing rib, welding block is equipped between the arc reinforcing rib and the wheel body.
3. a kind of low-noise transmission chain wheel according to claim 1, it is characterised in that：The surface of the partition board is equipped with resistance to height
Warm layer.
4. a kind of low-noise transmission chain wheel according to claim 1, it is characterised in that：It is scattered around being distributed on the wheel body
Heat through-hole, the thermal vias is close to the center keyway.
5. a kind of low-noise transmission chain wheel according to claim 1, it is characterised in that：The surface of the gear teeth is equipped with titanizing
Hardened layer.
6. a kind of low-noise transmission chain wheel according to claim 1, it is characterised in that：The both sides of the gear teeth are equipped with storage
Oily groove.
7. a kind of low-noise transmission chain wheel according to claim 1, it is characterised in that：It is equipped with and fixes in the center keyway
Axle sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820549485.3U CN208074131U (en) | 2018-04-17 | 2018-04-17 | A kind of low-noise transmission chain wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820549485.3U CN208074131U (en) | 2018-04-17 | 2018-04-17 | A kind of low-noise transmission chain wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208074131U true CN208074131U (en) | 2018-11-09 |
Family
ID=64041868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820549485.3U Expired - Fee Related CN208074131U (en) | 2018-04-17 | 2018-04-17 | A kind of low-noise transmission chain wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208074131U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110925385A (en) * | 2019-11-25 | 2020-03-27 | 浙江川益机械有限公司 | Double-chain wheel convenient to lubricate |
-
2018
- 2018-04-17 CN CN201820549485.3U patent/CN208074131U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110925385A (en) * | 2019-11-25 | 2020-03-27 | 浙江川益机械有限公司 | Double-chain wheel convenient to lubricate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181109 Termination date: 20200417 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |