CN104534024A - Bush roller chain - Google Patents
Bush roller chain Download PDFInfo
- Publication number
- CN104534024A CN104534024A CN201510041337.1A CN201510041337A CN104534024A CN 104534024 A CN104534024 A CN 104534024A CN 201510041337 A CN201510041337 A CN 201510041337A CN 104534024 A CN104534024 A CN 104534024A
- Authority
- CN
- China
- Prior art keywords
- outer plate
- sleeve
- chain plates
- chain
- outer chain
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G13/00—Chains
- F16G13/02—Driving-chains
- F16G13/06—Driving-chains with links connected by parallel driving-pins with or without rollers so called open links
- F16G13/07—Driving-chains with links connected by parallel driving-pins with or without rollers so called open links the links being of identical shape, e.g. cranked
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G15/00—Chain couplings, Shackles; Chain joints; Chain links; Chain bushes
- F16G15/12—Chain links
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chain Conveyers (AREA)
Abstract
The invention discloses a bush roller chain which comprises inner chain plates, outer chain plates, bushes, hinge pins and first rollers, wherein the bushes are provided with extension sections which extend outside the outer side surfaces of the inner chain plates at two sides; diameter expansion hole sections are formed in inner side ends of hinge pin holes for fixedly connecting the hinge pins on the outer chain plates; the diameter expansion hole sections and the corresponding extension sections of the bushes are in rotational connection. Preferably, the outer chain plates consist of first outer chain plates and second outer chain plates; the first outer chain plates are positioned on the outer sides of the second outer chain plates; the small hole sections, matched with the hinge pins, of the hinge pin holes are arranged on the first outer chain plates in a straight through hole structure manner; the diameter expansion hole sections are also of the straight through hole structure and are arranged on the second outer chain plates; the thickness of each second outer chain plate is equal to the length of each upper bush extension section. The bush roller chain has the beneficial effects that through redistribution of power transmission of inner and outer chain plates, the connection abrasion of the chain is alleviated, the loading capacity of the bush roller chain is remarkably improved, the service life of the bush roller chain is prolonged, and the use cost is lowered.
Description
Technical field
The present invention relates to chain drive component, particularly a kind of for powerdriven sleeve roller chain.
Background technique
Sleeve roller chain forms single-row or multiple row by inner plate, outer plate, sleeve, bearing pin, roller, outer plate is fixed on bearing pin, inner plate is fixed on sleeve, coaxial rotating linkage structure is all formed between roller and sleeve and between sleeve with bearing pin, chain is mainly rolling friction with engaging of sprocket wheel, thus bush roller chain is lightweight, the life-span is long, cost is low, be widely used in power transmission, if existing motorcycle and bicycle are all adopt the chain of single-row bush roller chain and sprocket wheel to carry out power transmission usually.Chaindriven failure mode mainly contains carrier bar fatigue ruption; Gummed, the chain hinge pin of the impact fatigue destruction of roller, sleeve, bearing pin and sleeve wear and tear, transship and break.Because first chaindriven meshing impact is 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, when exposed drive, Environmental Conditions inclement condition and insufficient lubrication, after chain wearing and tearing, chain link is elongated, easily causes and jumps tooth or de-chain, thus sharply reduce the working life of chain.The Chain conveyer of motorcycle belongs to typical exposed drive, and there is Environmental Conditions inclement condition and insufficient lubrication, therefore, failure mode be mainly manifested in chain link plate wearing and tearing and roller, sleeve impact fatigue destroy.When riding at upward slope and rugged section, these failure mode general performances are chain breakage, easily cause motorcycle glide or topple over, bring potential safety hazard to 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
Object of the present invention is exactly the deficiency for existing bush roller chain, provides a kind of sleeve roller chain, and this chain is by the improvement to conventional sleeve roller chain, and its load capacity is strong, transmission efficiency is high, long service life.
For achieving the above object, the present invention adopts following technological scheme:
A kind of sleeve roller chain, comprise inner plate, outer plate, sleeve, bearing pin and the first roller, described sleeve has the extension of stretching out inner plate outer side surface described in both sides; Pin shaft hole medial extremity for being fixedly connected with described bearing pin on described outer plate is formed with expanding hole section, and this expanding hole section is formed with the corresponding extension of described sleeve and is rotatably connected.
Adopt the present invention of preceding solution, because sleeve has the extension of stretching out inner plate outer side surface described in both sides; Pin shaft hole medial extremity for being fixedly connected with described bearing pin on described outer plate is formed with expanding hole section, and this expanding hole section is formed with the corresponding extension of described sleeve and is rotatably connected.Therefore, this chain operationally, not only comprise the revolute pair formed between bearing pin and sleeve, also between outer plate and sleeve, form revolute pair, and the cylndrical surface of this revolute pair is sleeve outer diameter, the transmission of power between outer plate and inner plate is made not only to comprise traditional bearing pin and sleeve transmits, also add the transmission of outer plate directly and between sleeve, add power transmission link and increase transferring structure size, and the structure of this augmenting portion forms solid construction by the appropriate section of sleeve and bearing pin, significantly improve the load capacity of chain; Simultaneously, increase the revolute pair length between bearing pin and sleeve when identical roller length, improve abrasion resistance therebetween, extend working life, and delay the chain link elongated time by slowing down wearing and tearing, thus delay the speed of chain transmission decrease in efficiency.If suitably increase the thickness of outer plate, also significantly can promote aforementioned advantages, be specially adapted to the update to the chain of corresponding specification in existing machinery equipment.
Preferably, the expanding hole segment length on described outer plate is more than or equal to the extension length of described sleeve.To ensure the reasonable clearance between outer plate and inner plate, interior outer plate does not laterally channel bit, and runs without jam, guarantees chain transmission efficiency further.
Preferred further, described outer plate is made up of the first outer plate and the second outer plate, and the first outer plate is positioned at outside the second outer plate; The aperture section that described pin shaft hole coordinates with described bearing pin be clear opening structure be arranged on the first outer plate; Described expanding hole section is also clear opening structure and is arranged on the second outer plate.Process in the stamping-out carrier bar mode adopting manufacturing efficiency high, reduce manufacture cost.
Further preferred, the thickness of described second outer plate equals the length of extension on described sleeve.With while ensureing the reasonable clearance between outer plate and inner plate, the cylndrical surface length of thread engagement taken into account between the second outer plate and sleeve maximizes, and guarantees chain load ability and working life further.
Through experimental verification, the bush roller chain of the two outer plate of employing of the present invention is compared with the bush roller chain of conventional construction same size, and its load capacity can improve 70 ~ 100%, and under the same load, its life-span can improve nearly one times, effectively can reduce user cost.
The invention has the beneficial effects as follows, by the powerdriven reallocation of internal outer plate, slow down the connection wearing and tearing of chain, significantly improve the load energy of bush roller chain, extend working life, and then reduce user cost.
Accompanying drawing explanation
Fig. 1 is structural representation plan view of the present invention.
Fig. 2 is the plan view of Fig. 1 of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described, but therefore do not limit the present invention among described scope of embodiments.
See Fig. 1, Fig. 2, a kind of sleeve roller chain, comprise inner plate 1, outer plate, sleeve 3, bearing pin 4 and the first roller 5, described sleeve 3 has the extension of stretching out inner plate 1 outer side surface described in both sides; Described outer plate forms by by the first outer plate 21 and the second outer plate 22, and the first outer plate 21 is positioned at outside the second outer plate 22; Pin shaft hole medial extremity for being fixedly connected with described bearing pin 4 on outer plate is formed with expanding hole section; Wherein, the aperture section that pin shaft hole coordinates with described bearing pin 4 be clear opening structure be arranged on the first outer plate 21; Expanding hole section is also clear opening structure and is arranged on the second outer plate 22, thus the thickness forming the second outer plate 22 equals the length of extension on described sleeve 3; This expanding hole section is formed with the corresponding extension of described sleeve 3 and is rotatably connected.
In the present embodiment, the second outer plate 22 suitably can be greater than the length of expanding hole section, can improve two degree of compacting between outer plate and inner plate, guarantee that transmission efficiency is high; Certainly, two outer plates also can only as one, when the two is integrated, although increase manufacture difficulty, its load capacity, transmission efficiency and working life aspect effect can be more remarkable.
More than show and describe 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; what describe in above-described embodiment and 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.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (4)
1. a sleeve roller chain, comprise inner plate (1), outer plate, sleeve (3), bearing pin (4) and the first roller (5), it is characterized in that, described sleeve (3) has the extension of stretching out inner plate described in both sides (1) outer side surface; Pin shaft hole medial extremity for being fixedly connected with described bearing pin (4) on described outer plate is formed with expanding hole section, and this expanding hole section is formed with the corresponding extension of described sleeve (3) and is rotatably connected.
2. sleeve roller chain according to claim 1, is characterized in that, the expanding hole segment length on described outer plate is more than or equal to the extension length of described sleeve (3).
3. sleeve roller chain according to claim 1 and 2, it is characterized in that, described outer plate is made up of the first outer plate (21) and the second outer plate (22), and the first outer plate (21) is positioned at the second outer plate (22) outside; The aperture section that described pin shaft hole coordinates with described bearing pin (4) be clear opening structure be arranged on the first outer plate (21); Described expanding hole section is also clear opening structure and is arranged on the second outer plate (22).
4. sleeve roller chain according to claim 3, is characterized in that, the thickness of described second outer plate (22) equals the length of the upper extension of described sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510041337.1A CN104534024A (en) | 2015-01-27 | 2015-01-27 | Bush roller chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510041337.1A CN104534024A (en) | 2015-01-27 | 2015-01-27 | Bush roller chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104534024A true CN104534024A (en) | 2015-04-22 |
Family
ID=52849611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510041337.1A Pending CN104534024A (en) | 2015-01-27 | 2015-01-27 | Bush roller chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104534024A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017080315A1 (en) * | 2015-11-12 | 2017-05-18 | 甘启强 | Chain with high wear resistance and multi-row chain consisting of same |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2168123Y (en) * | 1993-07-28 | 1994-06-08 | 岳盟企业股份有限公司 | Two-layer type outer chain-sheet |
| CN2185822Y (en) * | 1993-05-27 | 1994-12-21 | 四平市工矿链条厂 | Integrated link joint driving chain |
| EP0964776A1 (en) * | 1997-09-30 | 1999-12-22 | The Gillette Company | Razor cartridge with movable blades |
| TWM290538U (en) * | 2005-12-07 | 2006-05-11 | Kmc Chain Ind Co Ltd | Chain having sleeve protruding beyond inner blades |
| CN1815058A (en) * | 2005-02-02 | 2006-08-09 | 株式会社椿本链索 | Cold-resistant roller chain |
| CN2895880Y (en) * | 2006-01-19 | 2007-05-02 | 桂盟链条（深圳）有限公司 | Internal chain-piece chain with projected lining sleeve |
| CN101153643A (en) * | 2006-09-25 | 2008-04-02 | 株式会社椿本链索 | Oil-free chain |
| CN101210604A (en) * | 2006-12-27 | 2008-07-02 | 株式会社椿本链索 | Oil-free chain |
| CN201990185U (en) * | 2011-02-16 | 2011-09-28 | 杭州龙腾输送机械有限公司 | Conveying chain |
| CN204458999U (en) * | 2015-01-27 | 2015-07-08 | 张应新 | Sleeve roller chain |
-
2015
- 2015-01-27 CN CN201510041337.1A patent/CN104534024A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2185822Y (en) * | 1993-05-27 | 1994-12-21 | 四平市工矿链条厂 | Integrated link joint driving chain |
| CN2168123Y (en) * | 1993-07-28 | 1994-06-08 | 岳盟企业股份有限公司 | Two-layer type outer chain-sheet |
| EP0964776A1 (en) * | 1997-09-30 | 1999-12-22 | The Gillette Company | Razor cartridge with movable blades |
| CN1815058A (en) * | 2005-02-02 | 2006-08-09 | 株式会社椿本链索 | Cold-resistant roller chain |
| TWM290538U (en) * | 2005-12-07 | 2006-05-11 | Kmc Chain Ind Co Ltd | Chain having sleeve protruding beyond inner blades |
| CN2895880Y (en) * | 2006-01-19 | 2007-05-02 | 桂盟链条（深圳）有限公司 | Internal chain-piece chain with projected lining sleeve |
| CN101153643A (en) * | 2006-09-25 | 2008-04-02 | 株式会社椿本链索 | Oil-free chain |
| CN101210604A (en) * | 2006-12-27 | 2008-07-02 | 株式会社椿本链索 | Oil-free chain |
| CN201990185U (en) * | 2011-02-16 | 2011-09-28 | 杭州龙腾输送机械有限公司 | Conveying chain |
| CN204458999U (en) * | 2015-01-27 | 2015-07-08 | 张应新 | Sleeve roller chain |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017080315A1 (en) * | 2015-11-12 | 2017-05-18 | 甘启强 | Chain with high wear resistance and multi-row chain consisting of same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150422 |