CN210240357U - Bicycle flywheel with sealing rubber sheet - Google Patents
Bicycle flywheel with sealing rubber sheet Download PDFInfo
- Publication number
- CN210240357U CN210240357U CN201921248581.5U CN201921248581U CN210240357U CN 210240357 U CN210240357 U CN 210240357U CN 201921248581 U CN201921248581 U CN 201921248581U CN 210240357 U CN210240357 U CN 210240357U
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- CN
- China
- Prior art keywords
- shell
- flywheel
- inner core
- cover plate
- jack
- 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 discloses a bicycle flywheel with a sealing film, which comprises a shell, an inner core, a cover plate, steel balls, a jack, a C-shaped spring and a sealing film, wherein the middle of the inner edge of the shell is provided with inner joint teeth, two sides of the inner joint teeth are provided with bead channels for loading the steel balls, the steel balls are arranged between the bead channel at one side of the shell and the large end of the inner core, the middle of the excircle of the inner core is provided with a jack groove and a spring groove, and the jack is arranged in the jack groove by the C-shaped spring; the small end of the inner core is provided with an external thread and is in threaded connection with the inner hole of the cover plate, and a steel ball is arranged between the inner side of the excircle of the cover plate and the ball channel at the other side of the shell. According to the bicycle flywheel with the sealing rubber sheets, the sealing rubber sheets are respectively arranged between the two sides of the inner edge of the outer shell and the outer side of the large end of the inner core and between the two sides of the inner edge of the outer shell and the outer side of the cover plate, so that rainwater, dust and sand can be effectively prevented from entering the flywheel; the drying of grease in the flywheel can be effectively prolonged, the interior of the flywheel is prevented from rusting, and the service life of the flywheel is prolonged; effectively reduce the noise of the flywheel.
Description
Technical Field
The utility model belongs to the technical field of the bicycle flywheel, concretely relates to bicycle flywheel of sealed film in area.
Background
At present, with the increasing enhancement of people's health and green life consciousness and the continuous maturation and innovation of bicycle technology, bicycles become the simplest and most practical vehicles worldwide and the most used by people. The performance of the bicycle is greatly improved, and the types of the bicycle are more and more, such as mountain bikes, road cars, special skills cars, dead and flying cars and the like, so that the bicycle gradually forms a culture and is attracted and liked by more people.
On rainy day or muddy soil, thereby muddy water permeates easily and leads to the flywheel card jail to influence the flywheel operation in getting into the flywheel of bicycle, and muddy water gets into in the flywheel back flywheel also easily and rusts, the life of flywheel is low, and user experience is poor.
At present, flywheels in the market are easy to enter rainwater, so that internal rusting and failure are caused; the existing flywheel has the problems that the dust and sand easily enter the flywheel to cause abnormal sound or jamming of the flywheel and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bicycle flywheel of sealed film in area to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a bicycle flywheel with a sealing film comprises a shell, an inner core, a cover plate, steel balls, a jack, a C-shaped spring and the sealing film, wherein an inner section tooth is arranged in the middle of the inner edge of the shell, ball paths for containing the steel balls are arranged on two sides of the inner section tooth, a groove for containing the sealing film is arranged on the outer side of the outer shell ball path, the steel balls are arranged between the ball path on one side of the shell and the large end of the inner core, a jack groove and a spring groove are arranged in the middle of the excircle of the inner core, and the jack is installed in the jack groove through; the small end of the inner core is provided with an external thread and is in threaded connection with the inner hole of the cover plate, a steel ball is arranged between the inner side of the excircle of the cover plate and the ball channel at the other side of the shell, and an adjusting gasket is arranged between the cover plate and the inner core.
Preferably, a sealing rubber sheet is arranged between one side of the inner edge of the outer shell and the outer side of the large end of the inner core, and a sealing rubber sheet is also arranged between the other side of the inner edge of the outer shell and the outer side of the cover plate.
The utility model discloses a technological effect and advantage: according to the bicycle flywheel with the sealing rubber sheets, the sealing rubber sheets are respectively arranged between the two sides of the inner edge of the outer shell and the outer side of the large end of the inner core and between the two sides of the inner edge of the outer shell and the outer side of the cover plate, so that rainwater, dust and sand can be effectively prevented from entering the flywheel; the drying of grease in the flywheel can be effectively prolonged, the interior of the flywheel is prevented from rusting, and the service life of the flywheel is prolonged; effectively reduce the noise of the flywheel.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic sectional view of the present invention.
In the figure: 1. a housing; 2. lifting jacks; 3. sealing the rubber sheet; 4. an inner core; 5. a C-shaped spring; 6. adjusting the gasket; 7. a cover plate; 8. and (5) steel balls.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a bicycle flywheel with sealing film as shown in figure 1-2, which comprises a shell 1, an inner core 4, a cover plate 7, steel balls 8, a jack 2, a C-shaped spring 5 and a sealing film 3, wherein the middle of the inner edge of the shell 1 is provided with an inner section tooth, two sides of the inner section tooth are provided with ball paths for loading the steel balls 8, the outer side of the ball path of the shell 1 is provided with a groove for loading the sealing film 3, the steel ball 8 is arranged between the ball path at one side of the shell 1 and the large end of the inner core 4, the middle of the excircle of the inner core 4 is provided with a jack groove and a spring groove, and the jack 2 is arranged in the jack groove by; the small end of the inner core 4 is provided with an external thread and is in threaded connection with an inner hole of the cover plate 7, a steel ball 8 is arranged between the inner side of the outer circle of the cover plate 7 and the ball channel at the other side of the shell 1, and an adjusting gasket 6 is arranged between the cover plate 7 and the inner core 4.
Specifically, a sealing rubber sheet 3 is arranged between one side of the inner edge of the outer shell 1 and the outer side of the large end of the inner core 4, and the sealing rubber sheet 3 is also arranged between the other side of the inner edge of the outer shell 1 and the outer side of the cover plate 7.
Sealing rubber sheets 3 are respectively arranged between the two sides of the inner edge of the shell 1 and the outer side of the large end of the inner core 4 and between the two sides of the cover plate 7, so that rainwater, dust and sand can be effectively prevented from entering the flywheel; the drying of grease in the flywheel can be effectively prolonged, the interior of the flywheel is prevented from rusting, and the service life of the flywheel is prolonged; effectively reduce the noise of the flywheel.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (2)
1. The utility model provides a bicycle flywheel of sealed film in area, includes shell (1), inner core (4), apron (7), steel ball (8), very heavy (2), C type spring (5), sealed film (3), its characterized in that: an inner section tooth is arranged in the middle of the inner edge of the shell (1), bead channels for containing steel balls (8) are arranged on two sides of the inner section tooth, a groove for containing a sealing rubber sheet (3) is formed in the outer side of the bead channel of the shell (1), the steel balls (8) are arranged between the bead channel on one side of the shell (1) and the large end of the inner core (4), a jack groove and a spring groove are formed in the middle of the outer circle of the inner core (4), and the jack (2) is installed in the jack groove through a C-shaped spring (5); the small end of the inner core (4) is provided with an external thread and is in threaded connection with an inner hole of the cover plate (7), a steel ball (8) is arranged between the inner side of the outer circle of the cover plate (7) and the ball channel at the other side of the shell (1), and an adjusting gasket (6) is arranged between the cover plate (7) and the inner core (4).
2. The bicycle flywheel with sealing film of claim 1, wherein: and a sealing rubber sheet (3) is arranged between one side of the inner edge of the shell (1) and the outer side of the large end of the inner core (4), and the sealing rubber sheet (3) is also arranged between the other side of the inner edge of the shell (1) and the outer side of the cover plate (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921248581.5U CN210240357U (en) | 2019-08-05 | 2019-08-05 | Bicycle flywheel with sealing rubber sheet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921248581.5U CN210240357U (en) | 2019-08-05 | 2019-08-05 | Bicycle flywheel with sealing rubber sheet |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210240357U true CN210240357U (en) | 2020-04-03 |
Family
ID=69963078
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921248581.5U Expired - Fee Related CN210240357U (en) | 2019-08-05 | 2019-08-05 | Bicycle flywheel with sealing rubber sheet |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN210240357U (en) |
-
2019
- 2019-08-05 CN CN201921248581.5U patent/CN210240357U/en not_active Expired - Fee Related
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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 | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 Termination date: 20210805 |