CN103016618A - Sleeve roller chain - Google Patents
Sleeve roller chain Download PDFInfo
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- CN103016618A CN103016618A CN2013100097252A CN201310009725A CN103016618A CN 103016618 A CN103016618 A CN 103016618A CN 2013100097252 A CN2013100097252 A CN 2013100097252A CN 201310009725 A CN201310009725 A CN 201310009725A CN 103016618 A CN103016618 A CN 103016618A
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- chain
- roller
- sleeve
- pivot pin
- outer plate
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Abstract
The invention discloses a sleeve roller chain comprising inner chain plates, outer chain plates, a sleeve, dowels and first rollers. The inner chain plates and the outer chain plates are identical in number, one side of each outer chain plate protrudes outwards to form a lug, one dowel is arranged between two outer chain plates of the same link via one lug, and one second roller arranged between each two outer chain plates is sleeved on each dowel and used for supporting in a corresponding groove of a chain wheel after a link where the second roller is located meshes into the chain wheel. Preferably, wear-resistant sleeves are arranged between the second rollers and the dowels, first sealing components are arranged between the inner chain plates and the outer chain plates, second sealing components are sleeved at two ends of the wear-resistant sleeves or the dowels, and arc-shaped grooves used for supporting the second rollers are formed between two opposite curved working surfaces of adjacent sprockets of the assorted chain wheels. The sleeve roller chain has the advantages that structural limit of a conventional roller chain is overcome, abrasion of the chain and impact thereon are alleviated, transmission stability of the sleeve roller chain is improved, the service life of the sleeve roller chain is prolonged, and noise and using cost are reduced.
Description
Technical field
The present invention relates to chain drive component, particularly a kind of for powerdriven bush roller chain chain.
Background technique
The chain transmission is will have the motion of drive sprocket of special tooth profile and transmission of power to a kind of kind of drive of the driven sprocket with special tooth profile by chain.The chain transmission has many advantages, compares with the band transmission, and nonelastic slip and skidding, average ratios is accurate, reliable operation, efficient is high; Transmitted power is large, and overload capacity is strong, and the transmission size under the identical operating mode is little; Required tension force is little, and the pressure that acts on the axle is little; It can be at high temperature, humidity, many dirt, have in the rugged environment such as pollution and work.Different according to purposes, chain can be divided into load chain, tow chain and Transmitted chains three major types.Transmitted chains has two kinds of silent chain and bush roller chains; Silent chain is to utilize the chain sheet of specific profile of tooth and sprocket wheel to be meshed to realize transmission, the silent chain stable drive, and noise is very little, so claim again the silent chain transmission.The operating rate that silent chain allows can reach 40m/s, but manufacture cost is high, and weight is large, so multiplex occasion of having relatively high expectations in high speed or kinematic accuracy.Bush roller chain forms single-row or multiple row by inner plate, outer plate, sleeve, bearing pin, roller, outer plate is fixed on the bearing pin, inner plate is fixed on the sleeve, all can relatively rotate between roller and sleeve and between sleeve and bearing pin and form the hinge type linkage structure, the engagement of chain and sprocket wheel is mainly rolling friction, thereby bush roller chain is more lightweight than silent chain, the life-span is long, cost is low, using extensivelyr in power transmission, all is to adopt chain and the sprocket wheel of single-row bush roller chain to carry out power transmission such as existing motorcycle and bicycle usually.Chaindriven failure mode mainly contains the carrier bar fatigue ruption; The gummed of impact fatigue destruction, bearing pin and the sleeve of roller, sleeve, chain hinge pin wear and tear, overload is broken etc.Because chaindriven meshing impact is at first born by roller and sleeve.Under repeated multiple times impact, through certain cycle-index, impact fatigue may occur for roller, sleeve destroys; And wearing and tearing are mechanically operated inevitable phenomenons, and when open type transmission, Environmental Conditions inclement condition and insufficient lubrication, chain link is elongated after the chain wearing and tearing, cause easily and jump tooth or take off chain, thereby sharply reduce the working life of chain.For motorcycle, its chain transmission belongs to typical open type transmission, and has Environmental Conditions inclement condition and insufficient lubrication, and therefore, the impact fatigue that failure mode is mainly manifested in chain wearing and tearing and roller, sleeve destroys.Going up a slope and during rugged highway section, these failure mode general performances are chain breakage when riding, causing easily the motorcycle downslide or topple over, bringing potential safety hazard to the bicycler.For this reason, need to improve, to improve working life and the load capacity of existing motorcycle chain, effectively reduce riding safety hidden danger.
Summary of the invention
The first purpose of the present invention is exactly the deficiency for existing bush roller chain, provides that a kind of long service life, load capacity are strong, the bush roller chain chain of stable drive.
For achieving the above object, the present invention adopts following technological scheme:
A kind of bush roller chain chain, formed by inner plate, outer plate, sleeve, bearing pin and the first roller, inner plate and outer plate quantity equate, one side direction of described outer plate is protruded with lug, between two outer plates of same chain link, be provided with a pivot pin by lug, be socketed with second roller between two outer plates on the pivot pin, the second roller is used in the respective slot of the engaging-in sprocket wheel rear support of its place chain link at sprocket wheel.
Adopt the present invention of aforementioned techniques scheme, because the side direction at outer plate is protruded with lug, between two outer plates of same chain link, be provided with a pivot pin by lug, be socketed with one second roller on the pivot pin, the second roller is used in the respective slot of the engaging-in sprocket wheel rear support of its place chain link at sprocket wheel.When this Transmitted chains work, the chain link that drive sprocket rotates chain is engaged on the sprocket one by one, sprocket wheel passes through the working surface of sprocket one side to one first roller formation, one tangential pressure along the sprocket wheel point of contact of the same outer plate front end of chain, this tangential pressure forms a pulling force to chain, this pulling force rotates the chain-driving driven sprocket, in the motion transmittance process, drive sprocket also to two the first rollers on the same outer plate and one second roller to forming a radial effect pressure, driven sprocket to two the first rollers on the same inner plate and one second roller to forming a reaction pressure radially, therefore, this radial effect power or reaction force are all born by the roller at chain link two ends and the second roller between two rollers.Bush roller chain with respect to prior art, this radial effect power or reaction force are except being born by the roller at chain link two ends, also share by the second roller, therefore, the active force that chain link two ends roller bears is than the stressed obvious reduction of the roller of the bush roller chain of prior art, can slow down wearing and tearing and reduce impact strength, thus Effective Raise its working life; Simultaneously, formed a kind of chain kind of drive close to silent chain between the second roller and the sprocket wheel, but also, also can form the rolling friction that is different from the silent chain sliding friction between the groove of the second roller and sprocket wheel is connected, both can improve transmission stability, reduce sprocket wheel to the impact strength of roller, also avoid silent chain hidden danger easy to wear, further increase the service life, reduce user cost.
Preferably, be provided with the first seal element between described inner plate and the outer plate, the first seal ring element housing is contained on described sleeve or the bearing pin, and the first seal element is used for by the outer plate inner side surface to described sleeve end face formation sealing or only for sleeve is formed sealing with the cylndrical surface that cooperates of bearing pin.Keeping sleeve not leak with the lubricant grease that cooperates the cylndrical surface of bearing pin, and prevent that dust and impurity from entering wherein, thereby keep good lubrication effect, prolongation chain working life.
Further preferred, also be set with the second seal element on described the second roller two ends or the pivot pin, the second seal element is for passing through the outer plate inner side surface to the second roller end face formation sealing or only being used for the second roller is sealed with the cylndrical surface formation that cooperates of pivot pin.Keeping the second roller not leak with the lubricant grease that cooperates the cylndrical surface of pivot pin, and prevent that dust and impurity from entering wherein, thereby keep good lubrication effect, prolong chain working life.
Further preferred, also be provided with wear-resistant sleeve between described the second roller and the pivot pin.To optimize structure, be convenient to change separately after the second roller damages, increase the service life, reduce user cost.
Further preferred, also be set with the second seal element on described wear-resistant sleeve two ends or the pivot pin, the second seal element is used for by the outer plate inner side surface to wear-resistant sleeve end face formation sealing or only for wear-resistant sleeve is formed sealing with the cylndrical surface that cooperates of pivot pin.Keeping wear-resistant sleeve not leak with the lubricant grease that cooperates the cylndrical surface of pivot pin, and prevent that dust and impurity from entering wherein, thereby keep good lubrication effect, prolongation chain working life.
Further preferred, described the second roller axis distance h between the plane, two first roller axis places and ratio of two first Roller Shaft wire spacing t to the same chain link are 0.40～0.75.By structure optimization, reasonably h value can guarantee that chain can steadily enter and withdraw from the engagement with sprocket wheel freely, is convenient to sprocket wheel and processes and guarantee chain sprocket structure intensity.With further raising chaindriven overall working life, reduce user cost.
With the supporting sprocket wheel of chain of the present invention, two of its adjacent sprocket is formed with groove in opposite directions between the working curved surface, described groove is circular arc, the second radius of roller of the radius of arc of groove and chain of the present invention adapts, groove is used at described the second roller of the engaging-in sprocket wheel rear support of the chain link of described chain, and the working surface of groove top and described sprocket respective side has the fillet surface that described the second roller entered and withdrawed from described groove reposefully.
Through experimental verification, bush roller chain of the present invention is compared with the bush roller chain of conventional construction same size, and its load capacity can improve about 30%, and under identical load, its life-span can be improved nearly one times, and noise can reduce by 1～3 decibel, can effectively reduce user cost.
The invention has the beneficial effects as follows, broken through the structural limitations of conventional sleeve roller chain, by to chain with the reallocation of sprocket engagement phase to chain force, slow down chain wear and reduction to its impact strength, improve transmission stability and the working life of bush roller chain, reduced noise and user cost.
Description of drawings
Fig. 1 is the structural representation axonometric drawing of bush roller chain chain of the present invention.
Fig. 2 is the plan view of bush roller chain chain of the present invention.
Fig. 3 is the plan view of Fig. 2 of the present invention.
Fig. 4 is the first structural type of the A-A sectional view among Fig. 3 of the present invention.
Fig. 5 is the B section enlarged view among Fig. 4 of the present invention.
Fig. 6 is the first structural type of the C-C sectional view among Fig. 4 of the present invention.
Fig. 7 is the second structural type of the C-C sectional view among Fig. 4 of the present invention.
Fig. 8 is the third structural type of the C-C sectional view among Fig. 4 of the present invention.
Fig. 9 is the first structural type of the D-D sectional view among Fig. 4 of the present invention.
Figure 10 is the second structural type of the D-D sectional view among Fig. 4 of the present invention.
Figure 11 is the third structural type of the D-D sectional view among Fig. 4 of the present invention.
Figure 12 is the second structural type of the A-A sectional view among Fig. 3 of the present invention.
Figure 13 is the E section enlarged view among Figure 12 of the present invention.
Figure 14 is the first structural type of the E-E sectional view among Figure 12 of the present invention.
Figure 15 is the second structural type of the E-E sectional view among Figure 12 of the present invention.
Figure 16 is the third structural type of the E-E sectional view among Figure 12 of the present invention.
Figure 17 is the Motorcycle Chain Transmission system architecture signal axonometric drawing that is made of bush roller chain chain of the present invention and supporting sprocket wheel thereof.
Figure 18 is the structural representation axonometric drawing of using the drive sprocket 9 in the Motorcycle Chain Transmission system of bush roller chain chain of the present invention.
Figure 19 is the structural representation plan view of using the drive sprocket 9 in the Motorcycle Chain Transmission system of bush roller chain chain of the present invention.
Figure 20 is the structural representation axonometric drawing of using the driven sprocket 10 in the Motorcycle Chain Transmission system of bush roller chain chain of the present invention.
Figure 21 is the structural representation plan view of using the driven sprocket 10 in the Motorcycle Chain Transmission system of bush roller chain chain of the present invention.
Embodiment
The invention will be further described below in conjunction with accompanying drawing, but therefore do not limit the present invention among the described scope of embodiments.
Embodiment 1Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, a kind of bush roller chain chain, formed by inner plate 1, outer plate 2, sleeve 3, bearing pin 4 and the first roller 5, inner plate 1 and outer plate 2 quantity equate, one side direction of described outer plate 2 is protruded with lug 2a, between two outer plates 2 of same chain link, be provided with a pivot pin 6 by lug 2a, being socketed with the second roller 7, the second rollers 7 between two outer plates 2 on the pivot pin 6 is used in the respective slot of the engaging-in sprocket wheel rear support of its place chain link at sprocket wheel.
Referring to Fig. 6, be provided with the first seal element 41 between described inner plate 1 and the outer plate 2, the first seal ring element 41 is sleeved on the seal element installation step that described sleeve 3 is provided with, the first seal element 41 is used for by outer plate 2 inner side surfaces described sleeve 3 end faces being formed sealing, simultaneously, also sleeve 3 is formed sealing with the cylndrical surface that cooperates of bearing pin 4.
Referring to Fig. 9, described the second roller 7 two ends also respectively are set with one second seal element 61 by the seal element installation step, the second seal element 61 is used for by outer plate 2 inner side surfaces the second roller 7 end faces being formed sealing, simultaneously, also the second roller 7 is formed sealing with the cylndrical surface that cooperates of pivot pin 6.
Described the second roller 7 axis distance h between the plane, two first rollers, 5 axis place and two first rollers, 5 axis spacings to the same chain link are 0.40～0.75 from the ratio of t.
Embodiment 2Referring to Fig. 7, described the first seal ring element 41 is sleeved on the described bearing pin 4, described sleeve 3 two ends are provided with the step hole that cooperates with the first seal ring element 41, and the first seal element 41 only is used for by outer plate 2 inner side surfaces described sleeve 3 being formed sealing with the cylndrical surface that cooperates of bearing pin 4.
All the other structures of present embodiment are identical with embodiment 1, do not repeat them here.
Embodiment 3Referring to Fig. 8, described the first seal ring element 41 is sleeved on the described bearing pin 4, and the first seal element 41 only is used for by outer plate 2 inner side surfaces described sleeve 3 being formed sealing with the cylndrical surface that cooperates of bearing pin 4.
All the other structures of present embodiment are identical with embodiment 1, do not repeat them here.
All the other structures of present embodiment and embodiment 1,2 or 3 identical do not repeat them here.
All the other structures of present embodiment and embodiment 1,2 or 3 identical do not repeat them here.
Embodiment 6Referring to Figure 12, Figure 13, also be provided with wear-resistant sleeve 8 between described the second roller 7 and the pivot pin 6.
Referring to Figure 14, described wear-resistant sleeve 8 two ends also respectively are set with one second seal element 61 by the seal element installation step, described the second roller 7 two ends are provided with the step hole that cooperates with the second seal element 61, the second seal element 61 is used for by outer plate 2 inner side surfaces wear-resistant sleeve 8 end faces being formed sealing, simultaneously, also wear-resistant sleeve 8 is formed sealing with the cylndrical surface that cooperates of pivot pin 6.
All the other structures of present embodiment and embodiment 1,2,3,4 or 5 identical do not repeat them here.
Embodiment 7Referring to Figure 15, described pivot pin 6 is set with two the second seal elements 61, described wear-resistant sleeve 8 two ends are provided with the step hole that cooperates with the second seal element 61, and the second seal element 61 only is used for by outer plate 2 inner side surfaces wear-resistant sleeve 8 being formed sealing with the cylndrical surface that cooperates of pivot pin 6.
All the other structures of present embodiment are identical with embodiment 6, do not repeat them here.
Embodiment 8Referring to Figure 16, described pivot pin 6 is set with two the second seal element 61, the second seal elements 61 and only is used for by outer plate 2 inner side surfaces wear-resistant sleeve 8 being formed sealing with the cylndrical surface that cooperates of pivot pin 6.
All the other structures of present embodiment are identical with embodiment 7, do not repeat them here.
Embodiment 9Referring to Figure 17, Figure 18, Figure 19, Figure 20, Figure 21, a kind of bush roller chain for motorcycle connects transmission system, the chain that comprises arbitrary embodiment among the embodiment 1～8, drive sprocket 9, driven sprocket is 10, sprocket 11 on the sprocket body of drive sprocket 9 and driven sprocket 10, sprocket 11 has the energy-conservation profile of tooth that steadily enters freely and withdraw from engagement of chain, two of adjacent sprocket 11 is formed with groove 12 in opposite directions between the working curved surface, described groove 12 is circular arc, the second roller 7 radiuses of the radius of arc of groove 12 and the embodiment of the invention 1 described chain adapt, groove 12 is used at described the second roller 7 of the engaging-in sprocket wheel rear support of the chain link of described chain, and the working surface of groove 12 tops and described sprocket 11 respective side has the fillet surface that described the second roller 7 entered and withdrawed from described groove 12 reposefully; The body of described drive sprocket 9 is provided with the inner splined hole 9a that is connected for the splined shaft with the output of the power of motorcycle engine; Uniform four are used for the bolt mounting holes 10a that is connected with the overrunning clutch of motorcycle drive wheel by bolt on the sprocket body of described driven sprocket 10; Also be evenly distributed in a plurality of lightening holes 13 on the sprocket body of driven sprocket 10.
More than show and described basic principle of the present invention and major character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and the specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (6)
1. bush roller chain chain, by inner plate (1), outer plate (2), sleeve (3), bearing pin (4) and the first roller (5) form, inner plate (1) and outer plate (2) quantity equate, it is characterized in that, one side direction of described outer plate (2) is protruded with lug (2a), between two outer plates (2) of same chain link, be provided with a pivot pin (6) by lug (2a), be socketed with second roller (7) that is positioned between two outer plates (2) on the pivot pin (6), the second roller (7) is used in the respective slot of the engaging-in sprocket wheel rear support of its place chain link at sprocket wheel.
2. bush roller chain chain according to claim 1, it is characterized in that: be provided with the first seal element (41) between described inner plate (1) and the outer plate (2), the first seal ring element (41) is sleeved on described sleeve (3) or the bearing pin (4), and the first seal element (41) is used for by outer plate (2) inner side surface to described sleeve (3) end face formation sealing or only for sleeve (3) is formed sealing with the cylndrical surface that cooperates of bearing pin (4).
3. bush roller chain chain according to claim 1 and 2, it is characterized in that: also be set with the second seal element (61) on described the second roller (7) two ends or the pivot pin (6), the second seal element (61) is used for by outer plate (2) inner side surface to the second roller (7) end face formation sealing or only for the second roller (7) is formed sealing with the cylndrical surface that cooperates of pivot pin (6).
4. bush roller chain chain according to claim 1 and 2 is characterized in that: also be provided with wear-resistant sleeve (8) between described the second roller (7) and the pivot pin (6).
5. bush roller chain chain according to claim 4, it is characterized in that: also be set with the second seal element (61) on described wear-resistant sleeve (8) two ends or the pivot pin (6), the second seal element (61) is used for by outer plate (2) inner side surface to wear-resistant sleeve (8) end face formation sealing or only for wear-resistant sleeve (8) is formed sealing with the cylndrical surface that cooperates of pivot pin (6).
6. bush roller chain chain according to claim 1 and 2 is characterized in that: described the second roller (7) axis distance h between the plane, two first roller (5) axis places and two first roller (5) axis spacings to the same chain link are 0.40～0.75 from the ratio of t.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310009725.2A CN103016618B (en) | 2013-01-11 | 2013-01-11 | Sleeve roller chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310009725.2A CN103016618B (en) | 2013-01-11 | 2013-01-11 | Sleeve roller chain |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103016618A true CN103016618A (en) | 2013-04-03 |
| CN103016618B CN103016618B (en) | 2015-05-13 |
Family
ID=47965569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310009725.2A Expired - Fee Related CN103016618B (en) | 2013-01-11 | 2013-01-11 | Sleeve roller chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103016618B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103342316A (en) * | 2013-07-15 | 2013-10-09 | 浙江长兴西林链条链轮有限公司 | Leaf chain assembly technology of forklift truck |
| CN103511556A (en) * | 2013-10-19 | 2014-01-15 | 甘肃农业大学 | Torque-increasing chain |
| CN103758928A (en) * | 2014-01-23 | 2014-04-30 | 杭州盾牌链条有限公司 | Chain for agricultural harvester and chain accessory for agricultural harvester |
| CN110816752A (en) * | 2019-10-14 | 2020-02-21 | 李道勤 | Traction mechanism for marine rescue boat |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090040833A (en) * | 2007-10-22 | 2009-04-27 | 가부시기가이샤쯔바기모도체인 | Chain transmission device |
| KR20090113179A (en) * | 2008-04-25 | 2009-10-29 | 가부시기가이샤쯔바기모도체인 | Conveyor chain |
| CN102734404A (en) * | 2011-04-14 | 2012-10-17 | 江沼链条制作所 | Silent chain transmission device |
| CN102817963A (en) * | 2012-09-18 | 2012-12-12 | 罗吟吟 | Novel arc chain and chain wheel |
| CN203023392U (en) * | 2013-01-11 | 2013-06-26 | 张应新 | Bush roller chain |
-
2013
- 2013-01-11 CN CN201310009725.2A patent/CN103016618B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090040833A (en) * | 2007-10-22 | 2009-04-27 | 가부시기가이샤쯔바기모도체인 | Chain transmission device |
| KR20090113179A (en) * | 2008-04-25 | 2009-10-29 | 가부시기가이샤쯔바기모도체인 | Conveyor chain |
| CN102734404A (en) * | 2011-04-14 | 2012-10-17 | 江沼链条制作所 | Silent chain transmission device |
| CN102817963A (en) * | 2012-09-18 | 2012-12-12 | 罗吟吟 | Novel arc chain and chain wheel |
| CN203023392U (en) * | 2013-01-11 | 2013-06-26 | 张应新 | Bush roller chain |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103342316A (en) * | 2013-07-15 | 2013-10-09 | 浙江长兴西林链条链轮有限公司 | Leaf chain assembly technology of forklift truck |
| CN103511556A (en) * | 2013-10-19 | 2014-01-15 | 甘肃农业大学 | Torque-increasing chain |
| CN103758928A (en) * | 2014-01-23 | 2014-04-30 | 杭州盾牌链条有限公司 | Chain for agricultural harvester and chain accessory for agricultural harvester |
| CN103758928B (en) * | 2014-01-23 | 2015-09-23 | 杭州盾牌链条有限公司 | A kind of chain for agricultural harvester and chain fittings thereof |
| CN110816752A (en) * | 2019-10-14 | 2020-02-21 | 李道勤 | Traction mechanism for marine rescue boat |
| CN110816752B (en) * | 2019-10-14 | 2024-05-28 | 南京市同亮科技有限公司 | Traction mechanism for marine rescue ship |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103016618B (en) | 2015-05-13 |
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Granted publication date: 20150513 Termination date: 20190111 |