CN101659311A - Adjusting device for chains of motor bicycles - Google Patents
Adjusting device for chains of motor bicycles Download PDFInfo
- Publication number
- CN101659311A CN101659311A CN200910307082A CN200910307082A CN101659311A CN 101659311 A CN101659311 A CN 101659311A CN 200910307082 A CN200910307082 A CN 200910307082A CN 200910307082 A CN200910307082 A CN 200910307082A CN 101659311 A CN101659311 A CN 101659311A
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- Prior art keywords
- bolt
- regulating block
- groove
- chain stay
- adjusting device
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Abstract
The invention relates to an adjusting device for chains of motor bicycles. The adjusting device comprises a rear fork (1), a rear wheel shaft (2), an adjusting block (3) and an adjustable bolt (4), alateral surface of the rear fork (1) is provided with a groove, the adjusting block (3) is located in the groove and can move back and forth, ends of the rear wheel shaft (2) pass through the adjusting block (3) and are axially limited, the adjustable bolt (4) is sheathed with a locking nut (5), the head of the adjustable bolt (4) is pressed against the adjusting block (3), and front side of a pole part of the adjustable bolt (4) is in fit connection with threaded holes on the rear fork (1). The adjusting device has advantages of reliable strength, convenient assembly and low manufacturing cost, and is beneficial to improving appearance commercialization of whole vehicles.
Description
Technical field
The present invention relates to two-wheeled parts, be meant a kind of two-wheeled adjusting device for chains concretely.
Background technology
At present, on the chain-drive two-wheeled was two-wheeled, the tensioning of chain was regulated generally and is realized by adjusting hind axle.Common structure is: the axle hole position at the back chain stay is provided with groove, in groove, be placed with regulating block, regulating block only can move forward and backward in groove, the trailing wheel axle head passes regulating block and axial limiting rotationally, regulating block is connected for the rotary joint formula with an end of regulating bolt, and the other end of regulating bolt passes tapped bore backward, and this tapped bore both can be set directly on the chain stay of back, also can be arranged on the member that is fixedly linked with the back chain stay, regulate on the bolt and be with jam nut.When the degree of tightness of chain need be adjusted, bolt is regulated in rotation, regulate and move axially when bolt rotates in tapped bore, thereby driving regulating block moves forward and backward in groove, regulating block drives hind axle again and moves forward and backward, to change the distance between the driving and driven chain sprocket, realize the adjusting of chain degree of tightness, the back of adjusting to the right place locks by jam nut.For ease of realizing more accurate controlled adjusting, can in the above-mentioned groove of back chain stay, scale mark be set, it is readable controlled that the distance that regulating block should move in groove can rely on scale mark to realize.
Said structure since the free end of regulating bolt towards two-wheeled rear, back chain stay rear end is less, rearward end at the back chain stay is provided with tapped bore, its intensity can not get reliable assurance, the connection structure of regulating between bolt and the regulating block is comparatively complicated, assembling is made inconvenient, causes manufacturing cost higher; In addition, regulate the rearward end that bolt will stretch out in the back chain stay usually, the free end of promptly regulating bolt is exposed outside, and makes the rearward end of back chain stay seem that structure is not compact, has influenced two-wheeled outward appearance commodity at this position.
Summary of the invention
Based on above problem, it is reliable to the purpose of this invention is to provide a kind of intensity, easy to assembly, low cost of manufacture, and help to improve the adjusting device for chains of motor bicycles of two-wheeled outward appearance commodity.
For achieving the above object, the invention provides a kind of adjusting device for chains of motor bicycles, comprise back chain stay, hind axle, regulating block and adjusting bolt, the lateral surface of back chain stay is provided with groove, regulating block can be positioned in the groove movably forward and backward, and the trailing wheel axle head passes regulating block and by axial limiting, regulates on the bolt and be arranged with jam nut, regulate head and the regulating block butt of bolt, the bar portion that regulates bolt then forward with back chain stay on tapped bore be connected.
The present invention will regulate the place ahead that bolt is arranged on regulating block, the bar portion that regulates bolt is cooperated towards the place ahead and tapped bore on the chain stay of back to link to each other, be that tapped bore is arranged on the front side wall of back chain stay groove, this position is bigger than back chain stay rearward end, thereby the power that tapped bore can bear is also bigger, thereby can improve its intensity.Regulate head and the regulating block butt of bolt, and do not need between adjusting bolt and regulating block, rotary joint formula connection structure to be set, assemble more conveniently like this, help to reduce manufacturing cost.The bar portion that regulates bolt forward, its free end just can be hidden in the rear of back chain stay, thereby makes the rearward end of back chain stay seem compact conformation, helps to improve the outward appearance commodity of car load.
Further, in the groove of back chain stay, be placed with and groove shapes and the suitable flute profile sheet metal of size, and on the diapire of flute profile sheet metal, be provided with the length dimension scale mark.Usually the back chain stay is aluminum foundry goods or forging, wears no resistance, and the flute profile sheet metal can adopt abrasion resistant metal such as corrosion-resistant steel to make through Sheet Metal Forming Technology, and the scale mark of Xing Chenging is not easy to be worn in the above.
The present invention has the following advantages: intensity is reliable, and is easy to assembly, low cost of manufacture, and help to improve the outward appearance commodity of car load.
Description of drawings
Fig. 1 is the scheme drawing of the embodiment of the invention;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is that the embodiment of the invention is contained in the partial schematic diagram on two-wheeled;
Among the figure: 1. chain stay after; 11. groove; 2. hind axle; 3. regulating block; 4. adjusting bolt; 5. jam nut; 6. flute profile sheet metal; 7. length dimension scale mark; 8. the drive chain wheel disc 8; 9. driven chain wheel disc; 10. chain
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
As shown in Figure 1 and Figure 2, adjusting device for chains of motor bicycles of the present invention, include back chain stay 1, hind axle 2, regulating block 3 and regulate bolt 4, the lateral surface of back chain stay 1 is provided with groove 11, regulating block 3 can be positioned at 11 li of grooves movably forward and backward, and hind axle 2 ends pass regulating block 3 and by axial limiting, regulate on the bolt 4 and be arranged with jam nut 5, regulate head and regulating block 3 butts of bolt 4, the bar portion that regulates bolt 4 forward with back chain stay 1 on tapped bore be connected.
That is to say that regulate the place ahead that bolt 4 is arranged on regulating block 3, the place ahead here or rear are with respect to car load, headstock side is the place ahead, and tailstock side is the rear.Tapped bore is arranged on groove 11 front side walls of back chain stay 1, and this position is bigger than back chain stay 1 rearward end, thereby the power that tapped bore can bear is also bigger, thereby has improved its strength reliability.
Regulate the head and regulating block 3 butts of bolt 4, and do not need between adjusting bolt 4 and regulating block 3, rotary joint formula connection structure to be set, so not only easy to assembly, also help to reduce manufacturing cost.
The bar portion that regulates bolt 4 forward, its free end just can be hidden in the rear of back chain stay 1, thereby makes the rearward end of back chain stay 1 seem compact conformation, helps to improve the outward appearance commodity of car load.
Referring to Fig. 2, be placed with and groove 11 shapes and the suitable flute profile sheet metal 6 of size at 11 li of the grooves of back chain stay 1, on the diapire of flute profile sheet metal 6, be provided with length dimension scale mark 7.Usually the back chain stay is aluminum foundry goods or forging, wears no resistance, and the flute profile sheet metal can adopt abrasion resistant metal such as corrosion-resistant steel to make through Sheet Metal Forming Technology, and the scale mark of Xing Chenging is not easy to be worn in the above.
Referring to Fig. 3, during adjusting, bolt 4 is regulated in rotation, and adjusting bolt 4 heads on regulating block 3 and moves backward in groove, thus tension chain 10; When needs loosened chain 10, opposite spin was regulated bolt 4 and is got final product.The distance that regulating block 3 moves can be calculated by the length dimension scale mark.
Regulating block 3 moves forward and backward in groove might not want along continuous straight runs, it also can be center line connecting direction along driving and driven chain sprocket 8 and 9, as long as regulating block 3 straight line in groove is moved, thereby driven hind axle and moved forward and backward the purpose that just can reach degree of tightness chain 10, but it is laborsaving that adjusting is got up.
Explanation is at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from the aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (2)
1. adjusting device for chains of motor bicycles, comprise back chain stay, hind axle, regulating block and adjusting bolt, the lateral surface of back chain stay is provided with groove, regulating block can be positioned in the groove movably forward and backward, the trailing wheel axle head passes regulating block and by axial limiting, regulate on the bolt and be arranged with jam nut, it is characterized in that: regulate head and the regulating block butt of bolt, the bar portion that regulates bolt then forward with back chain stay on tapped bore be connected.
2. adjusting device for chains of motor bicycles according to claim 1, it is characterized in that: in the groove of back chain stay, be placed with and described groove shapes and the suitable flute profile sheet metal of size, and on the diapire of flute profile sheet metal, be provided with the length dimension scale mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910307082A CN101659311A (en) | 2009-09-16 | 2009-09-16 | Adjusting device for chains of motor bicycles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910307082A CN101659311A (en) | 2009-09-16 | 2009-09-16 | Adjusting device for chains of motor bicycles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101659311A true CN101659311A (en) | 2010-03-03 |
Family
ID=41787607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910307082A Pending CN101659311A (en) | 2009-09-16 | 2009-09-16 | Adjusting device for chains of motor bicycles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101659311A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106143782A (en) * | 2016-07-27 | 2016-11-23 | 重庆隆鑫机车有限公司 | Chain adjuster assembly and motorcycle thereof |
| CN110325435A (en) * | 2017-02-24 | 2019-10-11 | 本田技研工业株式会社 | Two-wheeled rear car axle support structure |
| USD929268S1 (en) | 2019-08-20 | 2021-08-31 | Serial 1 Cycle Company, Llc | Bicycle |
| US11654990B2 (en) | 2019-07-16 | 2023-05-23 | Serial 1 Cycle Company, Llc | Electric bicycle |
-
2009
- 2009-09-16 CN CN200910307082A patent/CN101659311A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106143782A (en) * | 2016-07-27 | 2016-11-23 | 重庆隆鑫机车有限公司 | Chain adjuster assembly and motorcycle thereof |
| CN106143782B (en) * | 2016-07-27 | 2019-05-07 | 重庆隆鑫机车有限公司 | Chain adjuster assembly and its motorcycle |
| CN110325435A (en) * | 2017-02-24 | 2019-10-11 | 本田技研工业株式会社 | Two-wheeled rear car axle support structure |
| US11654990B2 (en) | 2019-07-16 | 2023-05-23 | Serial 1 Cycle Company, Llc | Electric bicycle |
| US11787489B2 (en) | 2019-07-16 | 2023-10-17 | Serial 1 Cycle Company, Llc | Electric bicycle |
| USD929268S1 (en) | 2019-08-20 | 2021-08-31 | Serial 1 Cycle Company, Llc | Bicycle |
| USD996299S1 (en) | 2019-08-20 | 2023-08-22 | Serial 1 Cycle Company, Llc | Bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100303 |