CN216300676U - Amphibious bicycle axle sealing structure - Google Patents
Amphibious bicycle axle sealing structure Download PDFInfo
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- CN216300676U CN216300676U CN202123138354.7U CN202123138354U CN216300676U CN 216300676 U CN216300676 U CN 216300676U CN 202123138354 U CN202123138354 U CN 202123138354U CN 216300676 U CN216300676 U CN 216300676U
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- mounting seat
- axle
- sealing ring
- sealing
- bicycle
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Abstract
The utility model discloses an amphibious bicycle axle sealing structure, wherein an axle can be rotatably arranged in a bicycle body in a penetrating way around the direction of the axis of the axle, the axle sealing structure comprises a first mounting seat, a first sealing ring and a second sealing ring, wherein the first mounting seat can be movably sleeved on the axle along the direction of the axis of the axle, and the first sealing ring and the second sealing ring are respectively arranged on the outer side and the inner side of the first mounting seat; when the amphibious bicycle is used on a land road, the first mounting seat is located at the second working position, and the first mounting seat and the first sealing ring are respectively arranged at intervals with the bicycle body. The amphibious bicycle axle sealing structure can ensure the sealing performance between the axle and the bicycle body when the bicycle is ridden in a waterway, simultaneously can make the bicycle easier to ride in the waterway, and avoids abrasion to the sealing ring.
Description
Technical Field
The utility model relates to an amphibious bicycle axle sealing structure.
Background
In the existing amphibious bicycle, an axle for driving a rear wheel to rotate is rotatably provided in a vehicle body. In order to avoid water inflow in the vehicle body when riding in a waterway, a seal ring needs to be provided between the axle and the vehicle body. In order to ensure the sealing effect, the sealing ring needs to be pressed between the axle and the vehicle body, so that when the vehicle rides on the land, the vehicle body and the axle have larger friction resistance due to the existence of the sealing ring. Not only makes the land ride more difficult, still can lead to the sealed effect between axletree and the automobile body to worsen simultaneously because the sealing washer of land ride wearing and tearing.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an amphibious bicycle axle sealing structure which can ensure the sealing performance between an axle and a bicycle body when a user rides on a waterway, can make the user ride on the waterway easier and can avoid abrasion to a sealing ring.
In order to achieve the purpose, the utility model adopts the technical scheme that:
an amphibious bicycle axle sealing structure is used for realizing sealing between an axle and a bicycle body, the axle is rotatably arranged in the bicycle body in a penetrating way around the direction of the axis of the axle, the axle sealing structure comprises a first mounting seat, a first sealing ring and a second sealing ring, wherein the first mounting seat can be movably sleeved on the axle along the direction of the axis of the axle;
the first mounting seat is arranged on the outer side of the vehicle body, and the first mounting seat is provided with a first working position and a second working position:
when the amphibious bicycle is used in a waterway, the first mounting seat is in the first working position, and the first mounting seat is respectively connected with the vehicle body and the axle in a sealing mode through the first sealing ring and the second sealing ring;
when the amphibious bicycle is used on a land, the first mounting seat is in the second working position, and the first mounting seat and the first sealing ring are respectively arranged at intervals with the bicycle body.
Preferably, the first mounting seat is used for moving along the axis direction of the axle relative to the axle so as to switch between the first working position and the second working position.
Preferably, the first sealing ring is annularly arranged in the outer circumferential surface of the first mounting seat.
Preferably, the second sealing ring is annularly arranged in the inner circumferential surface of the first mounting seat.
An amphibious bicycle axle sealing structure is used for achieving sealing between an axle and a bicycle body, the axle can be rotatably arranged in the bicycle body in a penetrating mode around the direction of the axis of the axle, a first bearing used for being installed in a matched mode with a wheel and a second bearing used for being installed in a matched mode with the bicycle body are arranged on the axle, the axle sealing structure comprises a first mounting seat and a second mounting seat, the first mounting seat can be movably sleeved on the axle along the direction of the axis of the axle, the second mounting seat is sleeved on the axle and penetrates through the first mounting seat, and two ends of the second mounting seat are respectively used for abutting against the first bearing and the second bearing;
the axle sealing structure further comprises a first sealing ring arranged on the outer side of the first mounting seat, a second sealing ring arranged on the inner side of the first mounting seat, and a third sealing ring arranged on the inner side of the second mounting seat;
the first mounting seat and the second mounting seat are respectively arranged on the outer side of the vehicle body, and the first mounting seat is provided with a first working position and a second working position:
when the amphibious bicycle is used in a waterway, the first mounting seat is in the first working position, the first mounting seat is respectively in sealing connection with the vehicle body and the second mounting seat through the first sealing ring and the second sealing ring, and the second mounting seat is in sealing connection with the axle through the third sealing ring;
when the amphibious bicycle is used on a land, the first mounting seat is in the second working position, and the first mounting seat and the first sealing ring are respectively arranged at intervals with the bicycle body.
Preferably, the first mounting seat is used for moving along the axis direction of the axle relative to the axle so as to switch between the first working position and the second working position.
Preferably, the first sealing ring is annularly arranged in the outer circumferential surface of the first mounting seat.
Preferably, the second sealing ring is annularly arranged in the inner circumferential surface of the first mounting seat.
Preferably, the third sealing ring is annularly arranged in the inner circumferential surface of the second mounting seat.
Preferably, the first mounting seat is movably provided between the wheel and the vehicle body in the axial direction of the axle.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: according to the amphibious bicycle axle sealing structure, the axle is provided with the first mounting seat capable of moving along the axial direction of the axle, when a user rides in a waterway, the first mounting seat is abutted against a bicycle body, and the axle and the bicycle body are sealed through the first sealing ring and the second sealing ring; when the land road is ridden, the automobile body is kept away from to first mount pad, and the automobile body is kept away from simultaneously to first sealing washer, makes the land road ride more easily to can avoid causing wearing and tearing to first sealing washer.
Drawings
Fig. 1 is a schematic sectional view of an axle seal structure of a first embodiment mounted on an amphibious bicycle;
FIG. 2 is an enlarged schematic view of FIG. 1 at A;
fig. 3 is a schematic structural view of the amphibious bicycle.
Wherein: 1. an axle; 2. a vehicle body; 21. an axle mount; 3. a first bearing; 4. a second bearing; 5. a first mounting seat; 6. a second mounting seat; 7. a first seal ring; 8. a second seal ring; 9. a third seal ring; 10. a wheel; 11. a waterway driving component; 12. a propeller; 13. a front wheel; 14. a handle; 15. a driving wheel.
Detailed Description
The technical solution of the present invention is further explained below with reference to the specific embodiments and the accompanying drawings.
Referring to fig. 1-3, the embodiment provides an amphibious bicycle axle sealing structure for sealing between an axle 1 and a vehicle body 2.
In the embodiment, the amphibious bicycle comprises a bicycle body 2, and an axle 1 rotatably arranged in the rear end part of the bicycle body 2 around the axis line direction of the axle 1, wherein the axle 1 penetrates through the two ends of the bicycle body 2 and is used for mounting a rear wheel 10. The front end of the vehicle body 2 is also provided with front wheels 13, a handlebar 14 and a footrest assembly (not shown). When the vehicle runs on the land, the pedal assembly drives the driving wheel 15 fixedly sleeved on the axle 1 to rotate so as to drive the rear wheel 10 to rotate; when the water way runs, the water way driving component 11 arranged on the vehicle body 2 is driven to rotate through the pedal component so as to drive the propeller 12 to rotate, and at the moment, the axle 1 stops rotating.
Referring to fig. 1-2, an axle 1 is fixedly sleeved with a first bearing 3 and a second bearing 4, the axle 1 is mounted with a wheel 10 through the first bearing 3, the axle 1 is rotatably mounted in an axle mounting seat 21 through the second bearing 4 around the axis direction thereof, and the axle mounting seat 21 is fixedly connected to a vehicle body 2.
The amphibious bicycle axle sealing structure comprises a first mounting seat 5 and a second mounting seat 6, wherein the first mounting seat 5 can be movably sleeved on the axle 1 along the axial lead direction (namely the left-right direction in fig. 2) of the axle 1, the second mounting seat 6 is sleeved on the axle 1 and penetrates through the first mounting seat 5, two ends of the second mounting seat 6 are used for abutting against the first bearing 3 and the second bearing 4 respectively, and the second mounting seat 6 can synchronously rotate with the axle 1. The first mounting seat 5 can be movably sleeved on the second mounting seat 6 along the axial lead direction of the axle 1, and the first mounting seat 5 and the second mounting seat 6 are respectively arranged on the outer side of the vehicle body 2. In the present embodiment, the first mount 5 is movably provided between the wheel 10 and the vehicle body 2 in the axial direction of the axle 1. The first mounting seat 5, the second mounting seat 6 and the axle mounting seat 21 are all cylindrical and are arranged coaxially with the axle 1.
The axle sealing structure further comprises a first sealing ring 7 arranged on the outer side of the first mounting seat 5, a second sealing ring 8 arranged on the inner side of the first mounting seat 5 and a third sealing ring 9 arranged on the inner side of the second mounting seat 6. Referring to fig. 1-2, a first annular groove is concavely formed on the outer circumferential surface of the first mounting seat 5, and a first sealing ring 7 is arranged in the first annular groove; a second annular groove is concavely arranged on the inner circumferential surface of the first mounting seat 5, and a second sealing ring 8 is arranged in the second annular groove; the inner circumferential surface of the second mounting seat 6 is concavely provided with a third annular groove, and a third sealing ring 9 is arranged in the third annular groove.
The first sealing ring 7 and the second sealing ring 8 are respectively arranged on the first mounting seat 5 in a radially outward protruding mode, and the third sealing ring 9 is arranged on the second mounting seat 6 in a radially outward protruding mode.
The first mounting base 5 has a first working position and a second working position, and the first mounting base 5 is configured to move in the axial direction relative to the axle 1 to switch between the first working position and the second working position.
When the amphibious bicycle is used in a waterway, the first mounting seat 5 is in a first working position (i.e. the position in fig. 2), the right end of the first mounting seat 5 is inserted into the axle mounting seat 21, the outer side of the right end of the first mounting seat 5 is hermetically connected with the axle mounting seat 21 through the convex first sealing ring 7, namely, the first sealing ring 7 is tightly propped between the first mounting seat 5 and the axle mounting seat 21 along the circumferential direction; the inner side of the first mounting seat 5 is hermetically connected with the outer side of the second mounting seat 6 through a convex second sealing ring 8, namely the second sealing ring 8 is tightly propped between the first mounting seat 5 and the second mounting seat 6 along the circumferential direction; the inner side of the second mounting seat 6 is hermetically connected with the axle 1 through a convex third sealing ring 9, namely, the third sealing ring 9 is tightly propped between the second mounting seat 6 and the axle 1 along the circumferential direction. Through first sealing washer 7, second sealing washer 8 and third sealing washer 9, realize the sealing connection between axletree 1 and automobile body 2, first sealing washer 7, second sealing washer 8, third sealing washer 9, first mount pad 5, second mount pad 6, axletree 1 and axletree mount pad 21 form a whole this moment.
When the amphibious bicycle is used on a land, the first mounting seat 5 is in the second working position (i.e. the first mounting seat 5 on the left is moved to the left from the position in fig. 2) so that the right end of the first mounting seat 5 is spaced from the vehicle body 2 and the axle mounting seat 21, and the first sealing ring 7 is spaced from the vehicle body 2 and the axle mounting seat 21, so as to avoid abrasion of the first sealing ring 7 due to friction when the first mounting seat 5 rotates with the road.
The second mounting seat 6 can be connected to the axle 1 via the third seal ring 9 in a sealing manner, and can also serve to position the wheel 10 in the axial direction of the axle 1.
The second embodiment provides an amphibious bicycle axle sealing structure, and the second embodiment is different from the first embodiment in that the second embodiment does not have the second mounting seat 6 and the third sealing ring 9, the axle sealing structure only comprises a first mounting seat 5 which is movably sleeved on the axle 1 along the axial lead direction of the axle 1, a first sealing ring 7 which is arranged on the outer side of the first mounting seat 5, and a second sealing ring 8 which is arranged on the inner side of the first mounting seat 5, and the first mounting seat 5 is arranged on the outer side of the bicycle body 2.
The first mounting base 5 has a first working position and a second working position, and the first mounting base 5 is configured to move in the axial direction relative to the axle 1 to switch between the first working position and the second working position.
When the amphibious bicycle is used in a waterway, the first mounting seat 5 is located at a first working position, the right end of the first mounting seat 5 penetrates through the axle mounting seat 21, the outer side of the right end of the first mounting seat 5 is hermetically connected with the axle mounting seat 21 through the convex first sealing ring 7, namely, the first sealing ring 7 is tightly propped between the first mounting seat 5 and the axle mounting seat 21 along the circumferential direction; the inner side of the first mounting seat 5 is hermetically connected with the axle 1 through a convex second sealing ring 8, namely, the second sealing ring 8 is tightly propped between the first mounting seat 5 and the axle 1 along the circumferential direction. Through first sealing washer 7 and second sealing washer 8, realize the sealing connection between axletree 1 and automobile body 2, first sealing washer 7, second sealing washer 8, first mount pad 5, axletree 1 and axletree mount pad 21 form a whole this moment.
When the amphibious bicycle is used on a land, the first mounting seat 5 is located at the second working position (the first mounting seat 5 moves outwards relative to the bicycle body 2) so that the right end of the first mounting seat 5 is arranged at an interval between the right end of the first mounting seat and the bicycle body 2 and the axle mounting seat 21, and the first sealing ring 7 is arranged at an interval between the first sealing ring 7 and the bicycle body 2 and the axle mounting seat 21 so as to avoid abrasion of the first sealing ring 7 caused by friction when the first mounting seat 5 rotates with the road.
The above-mentioned embodiments are merely illustrative of the technical idea and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the scope of the present invention.
Claims (10)
1. An amphibious bicycle axle sealing structure for effecting sealing between an axle and a vehicle body, the axle being rotatably disposed about its axial centerline through the vehicle body, characterized in that: the axle sealing structure comprises a first mounting seat, a first sealing ring and a second sealing ring, wherein the first mounting seat can be movably sleeved on the axle along the axial lead direction of the axle;
the first mounting seat is arranged on the outer side of the vehicle body, and the first mounting seat is provided with a first working position and a second working position:
when the amphibious bicycle is used in a waterway, the first mounting seat is in the first working position, and the first mounting seat is respectively connected with the vehicle body and the axle in a sealing mode through the first sealing ring and the second sealing ring;
when the amphibious bicycle is used on a land, the first mounting seat is in the second working position, and the first mounting seat and the first sealing ring are respectively arranged at intervals with the bicycle body.
2. The amphibious bicycle axle sealing structure of claim 1, wherein: the first mounting seat is used for moving along the axis direction of the axle relative to the axle so as to switch between the first working position and the second working position.
3. The amphibious bicycle axle sealing structure of claim 1, wherein: the first sealing ring is arranged in the outer circumferential surface of the first mounting seat in a surrounding mode.
4. The amphibious bicycle axle sealing structure of claim 1, wherein: the second sealing ring is arranged in the inner circumferential surface of the first mounting seat in a surrounding mode.
5. An amphibious bicycle axle sealing structure for achieving sealing between an axle and a bicycle body, wherein the axle is rotatably arranged in the bicycle body in a penetrating mode around a self axial lead direction, a first bearing used for being installed in a matched mode with a wheel and a second bearing used for being installed in a matched mode with the bicycle body are arranged on the axle, and the amphibious bicycle axle sealing structure is characterized in that: the axle sealing structure comprises a first mounting seat and a second mounting seat, wherein the first mounting seat can be movably sleeved on the axle along the axial lead direction of the axle, the second mounting seat is sleeved on the axle and penetrates through the first mounting seat, and two ends of the second mounting seat are respectively used for abutting against the first bearing and the second bearing;
the axle sealing structure further comprises a first sealing ring arranged on the outer side of the first mounting seat, a second sealing ring arranged on the inner side of the first mounting seat, and a third sealing ring arranged on the inner side of the second mounting seat;
the first mounting seat and the second mounting seat are respectively arranged on the outer side of the vehicle body, and the first mounting seat is provided with a first working position and a second working position:
when the amphibious bicycle is used in a waterway, the first mounting seat is in the first working position, the first mounting seat is respectively in sealing connection with the vehicle body and the second mounting seat through the first sealing ring and the second sealing ring, and the second mounting seat is in sealing connection with the axle through the third sealing ring;
when the amphibious bicycle is used on a land, the first mounting seat is in the second working position, and the first mounting seat and the first sealing ring are respectively arranged at intervals with the bicycle body.
6. The amphibious bicycle axle sealing structure of claim 5, wherein: the first mounting seat is used for moving along the axis direction of the axle relative to the axle so as to switch between the first working position and the second working position.
7. The amphibious bicycle axle sealing structure of claim 5, wherein: the first sealing ring is arranged in the outer circumferential surface of the first mounting seat in a surrounding mode.
8. The amphibious bicycle axle sealing structure of claim 5, wherein: the second sealing ring is arranged in the inner circumferential surface of the first mounting seat in a surrounding mode.
9. The amphibious bicycle axle sealing structure of claim 5, wherein: the third sealing ring is arranged in the inner circumferential surface of the second mounting seat in a surrounding mode.
10. The amphibious bicycle axle sealing structure of claim 5, wherein: the first mounting seat is movably arranged between the wheel and the vehicle body along the axial lead direction of the axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123138354.7U CN216300676U (en) | 2021-12-14 | 2021-12-14 | Amphibious bicycle axle sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123138354.7U CN216300676U (en) | 2021-12-14 | 2021-12-14 | Amphibious bicycle axle sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216300676U true CN216300676U (en) | 2022-04-15 |
Family
ID=81084871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123138354.7U Active CN216300676U (en) | 2021-12-14 | 2021-12-14 | Amphibious bicycle axle sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216300676U (en) |
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2021
- 2021-12-14 CN CN202123138354.7U patent/CN216300676U/en active Active
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