CN201836205U - Crank pin assembly for exercise bike - Google Patents
Crank pin assembly for exercise bike Download PDFInfo
- Publication number
- CN201836205U CN201836205U CN2010205302166U CN201020530216U CN201836205U CN 201836205 U CN201836205 U CN 201836205U CN 2010205302166 U CN2010205302166 U CN 2010205302166U CN 201020530216 U CN201020530216 U CN 201020530216U CN 201836205 U CN201836205 U CN 201836205U
- Authority
- CN
- China
- Prior art keywords
- crank pin
- screw
- boss
- packing ring
- pin assembly
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a crank pin assembly for an exercise bike, which comprises a crank pin. A lug boss is located at one end part of the crank pin, a screw hole is transversely arranged at the central position of the lug boss of the crank pin, a screw matched with the screw hole is connected in the screw hole, one end of the screw is arranged at the outer part of the lug boss, a washer is sheathed on the outer circle of the lug boss, a gasket is arranged between the screw and the end part of the lug boss, the gasket is arranged next to the washer, a circle of groove is arranged on the outer circle of the crank pin, an intermediate body is sheathed in the groove, and a pin shaft sleeve is sheathed on the outer circle of the intermediate body. The crank pin assembly has the advantages that the crank pin cannot be easily loosened and the quality of the exercise bike can be ensured.
Description
Technical field:
The utility model relates to a kind of exercycle device, particularly a kind of crank pin assembly that is used for exercycle.
Background technique:
At present, along with growth in the living standard, people also more and more pay attention to healthy maintenance, and sport and body-building has become in people's daily life must an obligato part, common gymnastic apparatus function singleness, and daily exercise is more uninteresting, often is not easy to adhere to getting off; Deal with improperly simultaneously and can cause pulled muscle, therefore problems such as sports fatigue have had higher requirement to fitness equipments, when using the elliptical machine exercycle, if directly fix with pad and screw in the crank pin end, when crank pin rotated, screw was easy to become flexible, like this after long-time the use, crank pin can directly get loose, and influences the quality of exercycle.
Summary of the invention:
The purpose of this utility model is in order to overcome above deficiency, to provide a kind of crank pin to be not easy to get loose, guaranteeing the crank pin assembly that is used for exercycle of exercycle quality.
The purpose of this utility model is achieved through the following technical solutions: a kind of crank pin assembly that is used for exercycle, comprise crank pin, crank pin one end end is a boss, the center of crank pin boss laterally is provided with a screw, be connected with the screw that is complementary with screw in the screw, one end of screw places the outside of described boss, be with packing ring on the excircle of boss, be provided with pad between the end of screw and boss, the adjacent packing ring setting of pad, the excircle of crank pin is provided with a circle groove, is with intermediate in the groove, is with pin sleeve on the excircle of intermediate.
Further improvement of the utility model is: described packing ring is for circular, and the center of packing ring is provided with a D shape through hole, and the shape of D shape through hole and boss is complementary.
The utility model compared with prior art has the following advantages: by setting up a packing ring with D shape through hole, when crank pin rotated, screw just was not easy to become flexible like this, thereby had guaranteed the quality of exercycle.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of packing ring;
Number in the figure: 1-crank pin, 2-screw, 3-screw, 4-packing ring, 5-pad, 6-intermediate, 7-pin sleeve, 8-D shape through hole.
Embodiment:
In order to deepen understanding of the present utility model, the utility model is described in further detail below in conjunction with embodiment and accompanying drawing, and this embodiment only is used to explain the utility model, does not constitute the qualification to the utility model protection domain.
As Fig. 1, Fig. 2 shows a kind of embodiment that the utility model is used for the crank pin assembly of exercycle, comprise crank pin 1, crank pin 1 one end ends are boss, the center of crank pin 1 boss laterally is provided with a screw 2, be connected with the screw 3 that is complementary with screw 2 in the screw 2, one end of screw 3 places the outside of boss, be with packing ring 4 on the excircle of boss, be provided with pad 5 between the end of screw 3 and boss, pad 5 adjacent packing rings 4 are provided with, the excircle of crank pin 1 is provided with a circle groove, be with intermediate 6 in the groove, be with pin sleeve 7 on the excircle of intermediate 6, packing ring 4 is circular, the center of packing ring 4 is provided with a D shape through hole 8, D shape through hole 8 is complementary with the shape of boss,, fixes with pad 5 and screw 3 fixedly the time in crank pin 1 end like this, and fixedly the time, increase a packing ring 4, be provided with a D shape through hole 8 in the packing ring 4, like this when crank pin 1 rotates, screw just is not easy to become flexible, and has guaranteed the quality of exercycle.
Claims (2)
1. crank pin assembly that is used for exercycle, comprise crank pin (1), it is characterized in that: described crank pin (1) one end end is a boss, the center of described crank pin (1) boss laterally is provided with a screw (2), be connected with the screw (3) that is complementary with screw (2) in the described screw (2), one end of described screw (3) places the outside of described boss, be with packing ring (4) on the excircle of described boss, be provided with pad (5) between the end of described screw (3) and described boss, the adjacent described packing ring of described pad (5) (4) is provided with, the excircle of described crank pin (1) is provided with a circle groove, be with intermediate (6) in the described groove, be with pin sleeve (7) on the excircle of described intermediate (6).
2. according to the described crank pin assembly that is used for exercycle of claim 1, it is characterized in that: described packing ring (4) is for circular, and the center of described packing ring (4) is provided with a D shape through hole (8), and described D shape through hole (8) is complementary with the shape of described boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205302166U CN201836205U (en) | 2010-09-14 | 2010-09-14 | Crank pin assembly for exercise bike |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205302166U CN201836205U (en) | 2010-09-14 | 2010-09-14 | Crank pin assembly for exercise bike |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201836205U true CN201836205U (en) | 2011-05-18 |
Family
ID=44006311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205302166U Expired - Fee Related CN201836205U (en) | 2010-09-14 | 2010-09-14 | Crank pin assembly for exercise bike |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201836205U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103580317A (en) * | 2012-08-10 | 2014-02-12 | 浙江三花股份有限公司 | Permanent magnet motor of shield pump |
-
2010
- 2010-09-14 CN CN2010205302166U patent/CN201836205U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103580317A (en) * | 2012-08-10 | 2014-02-12 | 浙江三花股份有限公司 | Permanent magnet motor of shield pump |
| CN103580317B (en) * | 2012-08-10 | 2017-08-08 | 浙江三花制冷集团有限公司 | A kind of canned motor pump magneto |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 Termination date: 20160914 |