CN216374870U

CN216374870U - Bicycle flywheel convenient to clean

Info

Publication number: CN216374870U
Application number: CN202123263660.3U
Authority: CN
Inventors: 夏凡
Original assignee: Yancheng Dafeng Yonghe Automobile Co ltd
Current assignee: Yancheng Dafeng Yonghe Automobile Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-04-26
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a bicycle flywheel convenient to clean, which comprises a rotating gear component and also comprises: the utility model discloses a power transmission device, including internal gear set casing, the internal gear set casing is including the internal gear set casing, the rotatory piece of inboard fixedly connected with of internal gear set casing, the flexible tooth of outside fixedly connected with of rotatory piece, the rotation apron has been cup jointed in the outside activity of internal gear set casing, the pivot subassembly has been cup jointed in the inboard activity of rotatory piece, the pivot subassembly includes the rotation axis, the hexagon bolt has been cup jointed in the top activity of rotation axis, the fixed cover in the outside of rotation axis has connect first stopper, through unscrewing hexagon bolt, will rotate the gear assembly then will rotate the apron and rotate then will rotate the apron and keep apart with the internal gear set casing and continue to wash rotatory piece and internal gear set casing, is favorable to wasing rotatory piece and flexible tooth, avoids long-time use to lead to inside laying dust too much to influence the conversion rate of power.

Description

Bicycle flywheel convenient to clean

Technical Field

The utility model relates to the technical field of bicycle accessories, in particular to a bicycle flywheel convenient to clean.

Background

The bicycle flywheel is an important component of a bicycle power system, and is suitable for converting pedal force into bicycle advancing power.

The existing bicycle flywheel has the following defects:

one, current bicycle flywheel structure is closely should not be opened, can not align inside gear and clean, can pile up a lot of laying dust and lead to the reduction of bicycle power conversion rate in long-time the use, is unfavorable for the normal driving of bicycle.

Secondly, the transmission gear set of the existing bicycle flywheel needs to replace the whole set of gears after one gear is damaged, so that the maintenance cost is increased, and the maintenance cost is not beneficial to saving.

SUMMERY OF THE UTILITY MODEL

To overcome the above-mentioned shortcomings of the prior art, the present invention provides a bicycle freewheel that is easy to clean, and solves the above-mentioned problems of the prior art.

The utility model provides the following technical scheme: a bicycle flywheel for facilitating cleaning, comprising a rotating gear assembly, further comprising:

the pivot subassembly: the inner side of the rotating gear assembly is movably sleeved with a rotating shaft assembly;

a gear assembly: the outer side of the rotating shaft component is fixedly sleeved with a gear component;

the rotating gear assembly comprises an inner gear fixing shell, a rotating block is fixedly connected to the inner side of the inner gear fixing shell, telescopic teeth are fixedly connected to the outer side of the rotating block, and a rotating cover plate is movably sleeved on the outer side of the inner gear fixing shell.

Further, the pivot subassembly has been cup jointed in the inboard activity of rotatory piece, the pivot subassembly includes the rotation axis, hexagon bolt has been cup jointed in the top activity of rotation axis, the fixed cover in the outside of rotation axis has connect first stopper, the fixed cover in the top that the outside of rotation axis is located first stopper has connect first gear, the bottom fixed connection of rotation axis has the internal thread fixed block, through unscrewing hexagon bolt, will rotate the gear subassembly then will rotate the apron and rotate then and will rotate the apron and separate the continuation and can wash rotatory piece and internal gear set casing with the internal gear set casing.

Further, the fixed gear assembly that has cup jointed in the outside of rotation axis, the second gear has been cup jointed in the outside activity of rotation axis, the top swing joint of second gear has the third gear, the top swing joint of third gear has the fourth gear, the top swing joint of fourth gear has the fifth gear, the equal fixedly connected with sixth gear in bottom of third gear, fourth gear and fifth gear, the equal fixedly connected with gear cooperation groove in top of second gear, third gear and fourth gear, the fifth gear cup joints with the rotation axis is fixed, and when flywheel wherein arbitrary gear damages, through unscrewing the internal thread fixed block, the gear that can follow and take off the gear assembly and can be with arbitrary damage of second gear, third gear, fourth gear, fifth gear changes.

Furthermore, a threaded hole is formed in the top of the rotating shaft, the threaded hole in the top of the rotating shaft is matched with the threaded shaft in the bottom of the hexagon bolt, the distance from the top of the first limiting block to the bottom of the hexagon bolt is the same as the distance from the bottom of the internal gear fixing shell to the top of the rotating cover plate, and the rotating gear assembly can be effectively fixed and the position of the rotating gear assembly can be limited.

Further, the outside of rotation axis bottom is the threaded rod, the inboard of internal thread fixed block is the screw hole, the screw thread in the rotation axis outside and the inboard screw thread of internal thread fixed block are the counter-thread, are convenient for fix and avoid not hard up when rotating second gear, third gear, fourth gear, fifth gear.

Furthermore, the top of rotation axis swing joint has first bolt, hexagonal hole in the top of first bolt is seted up, is convenient for take off the rotating gear subassembly and washs the maintenance.

Furthermore, the top of the rotating shaft is movably connected with a second bolt, and the top of the second bolt is provided with an inner cross hole, so that the second bolt can be effectively separated from and fixed on the rotating shaft.

The utility model has the technical effects and advantages that:

1. according to the utility model, the hexagon bolt is unscrewed, the rotating gear assembly is taken down, the rotating cover plate is rotated to separate the rotating cover plate from the internal gear fixed shell, and then the rotating block and the internal gear fixed shell can be cleaned, so that the rotating block and the telescopic teeth can be cleaned conveniently, and the phenomenon that the conversion rate of power is influenced by excessive internal dust accumulation due to long-time use is avoided.

2. When any gear in the flywheel is damaged, the internal thread fixing block is unscrewed, and then the gear assembly can be taken down, so that any damaged gear of the second gear, the third gear, the fourth gear and the fifth gear can be replaced, the damaged gear can be replaced, the phenomenon that the whole set of gears needs to be replaced due to the damage of one gear in the maintenance process is avoided, and the maintenance cost is saved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an exploded view of the rotary gear assembly of the present invention.

Fig. 3 is a schematic structural view of the rotating shaft assembly of the present invention.

Fig. 4 is an exploded view of the gear assembly structure of the present invention.

Fig. 5 is a schematic structural diagram of a second embodiment of the present invention.

FIG. 6 is a schematic diagram of a third structure according to an embodiment of the present invention.

The reference signs are: 1. a rotating gear assembly; 101. an inner gear fixing case; 102. rotating the block; 103. the telescopic teeth; 104. rotating the cover plate; 2. a rotating shaft assembly; 201. a rotating shaft; 202. a hexagon bolt; 203. a first stopper; 204. a first gear; 205. an internal thread fixing block; 3. a gear assembly; 301. a second gear; 302. a third gear; 303. a fourth gear; 304. a fifth gear; 305. a sixth gear; 306. a gear mating groove; 4. a first bolt; 5. and a second bolt.

Detailed Description

The present invention will be described more fully with reference to the accompanying drawings, and the embodiments of the present invention are merely examples, and the easy-to-clean bicycle flywheel according to the present invention is not limited to the embodiments described below, and all other embodiments obtained by those skilled in the art without any creative work are within the scope of the present invention.

The first embodiment is as follows: referring to fig. 1-2, the present invention provides a bicycle flywheel for easy cleaning, including a rotating gear assembly 1, further including:

the rotating shaft component 2: the inner side of the rotating gear assembly 1 is movably sleeved with a rotating shaft assembly 2;

the gear assembly 3: the outer side of the rotating shaft component 2 is fixedly sleeved with a gear component 3;

the rotating gear assembly 1 comprises an internal gear fixing shell 101, a rotating block 102 is fixedly connected to the inner side of the internal gear fixing shell 101, telescopic teeth 103 are fixedly connected to the outer side of the rotating block 102, and a rotating cover plate 104 is movably sleeved on the outer side of the internal gear fixing shell 101.

Referring to fig. 3, the inboard activity of rotatory piece 102 has cup jointed pivot subassembly 2, pivot subassembly 2 includes rotation axis 201, hexagon bolt 202 has been cup jointed in the top activity of rotation axis 201, the fixed first stopper 203 that has cup jointed in the outside of rotation axis 201, the outside of rotation axis 201 is located the fixed first gear 204 that has cup jointed in top of first stopper 203, the bottom fixedly connected with internal thread fixed block 205 of rotation axis 201, through unscrewing hexagon bolt 202, then take off rotation gear subassembly 1 and then will rotate apron 104 and separate with rotation apron 104 and internal gear set casing 101 and continue to wash rotatory piece 102 and internal gear set casing 101, be favorable to wasing rotatory piece 102 and flexible tooth 103, avoid long-time use to lead to inside rust to corrode the life who influences equipment.

Referring to fig. 4, the gear assembly 3 is fixedly sleeved outside the rotating shaft 201, the second gear 301 is movably sleeved outside the rotating shaft 201, the third gear 302 is movably connected to the top of the second gear 301, the fourth gear 303 is movably connected to the top of the third gear 302, the fifth gear 304 is movably connected to the top of the fourth gear 303, the sixth gear 305 is fixedly connected to the bottoms of the third gear 302, the fourth gear 303 and the fifth gear 304, the gear mating groove 306 is fixedly connected to the tops of the second gear 301, the third gear 302 and the fourth gear 303, the fifth gear 304 is fixedly sleeved with the rotating shaft 201, when any one of the flywheels is damaged, the damaged gear can be replaced by unscrewing the internal thread fixing block 205 and then removing the gear assembly 3, so that the damaged gear can be replaced, the phenomenon that the whole set of gears needs to be replaced due to the damage of one gear in the maintenance process is avoided, and the maintenance cost is saved.

Referring to fig. 2-3, a threaded hole is formed in the top of the rotating shaft 201, the threaded hole in the top of the rotating shaft 201 is matched with a threaded shaft in the bottom of the hexagon bolt 202, the distance from the top of the first limiting block 203 to the bottom of the hexagon bolt 202 is the same as the distance from the bottom of the internal gear fixing shell 101 to the top of the rotating cover plate 104, the rotating gear assembly 1 can be effectively fixed, the position of the rotating gear assembly 1 can be limited, and the rotating gear assembly 1 can be effectively guaranteed to be driven to rotate while the rotating gear assembly 1 is limited.

Referring to fig. 3, the outer side of the bottom of the rotating shaft 201 is a threaded rod, the inner side of the internal thread fixing block 205 is a threaded hole, and the threads on the outer side of the rotating shaft 201 and the threads on the inner side of the internal thread fixing block 205 are both reverse threads, so that the second gear 301, the third gear 302, the fourth gear 303 and the fifth gear 304 are conveniently fixed and prevented from being loosened during rotation, and the device can be rotated for a long time.

The working principle of the first embodiment of the utility model is as follows: by unscrewing the hexagon bolts 202, the rotating gear assembly 1 is taken down, then the rotating cover plate 104 is rotated to separate the rotating cover plate 104 from the internal gear fixing shell 101, the rotating block 102 and the internal gear fixing shell 101 can be cleaned, the rotating block 102 and the telescopic teeth 103 are cleaned conveniently, the problem that long-time use causes internal rusting and corrosion to influence the service life of equipment is avoided, when any gear in the flywheel is damaged, the internal thread fixing block 205 is unscrewed, the gear assembly 3 can be taken down, namely, the second gear 301, the third gear 302, the fourth gear 303 and any damaged gear of the fifth gear 304 can be replaced, the damaged gear can be replaced conveniently, the phenomenon that the whole gear needs to be replaced due to the damage of one gear during maintenance is avoided, and the maintenance cost is saved.

Example two:

referring to fig. 5, the top of the rotating shaft 201 is movably connected with a first bolt 4, a hexagon socket is formed at the top of the first bolt 4, so that the rotating gear assembly 1 can be conveniently taken down for cleaning and maintenance, and the difference between the second embodiment and the first embodiment is as follows: the hexagon bolt is replaced by an inner hexagon bolt.

Example three:

referring to fig. 6, a second bolt 5 is movably connected to the top of the rotating shaft 201, and an inner cross hole is formed in the top of the second bolt 5, so that the second bolt 5 can be effectively separated from and fixed to the rotating shaft 201, and the difference between the third embodiment and the first embodiment is as follows: the hexagon bolts are replaced by cross bolts.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. A bicycle flywheel convenient to clean, includes the rotational gear subassembly (1), its characterized in that still includes:

spindle assembly (2): the inner side of the rotating gear assembly (1) is movably sleeved with a rotating shaft assembly (2);

gear assembly (3): the outer side of the rotating shaft component (2) is fixedly sleeved with a gear component (3);

the rotating gear assembly (1) comprises an inner gear fixing shell (101), a rotating block (102) is fixedly connected to the inner side of the inner gear fixing shell (101), telescopic teeth (103) are fixedly connected to the outer side of the rotating block (102), and a rotating cover plate (104) is movably sleeved on the outer side of the inner gear fixing shell (101).

2. A bicycle flywheel for easy cleaning as defined in claim 1, wherein: the inboard activity of rotatory piece (102) has cup jointed pivot subassembly (2), pivot subassembly (2) include rotation axis (201), hexagon bolt (202) have been cup jointed in the top activity of rotation axis (201), first stopper (203) have been fixed to cup joint in the outside of rotation axis (201), the outside of rotation axis (201) is located the top of first stopper (203) and has been fixed to cup jointed first gear (204), the bottom fixed connection of rotation axis (201) has internal thread fixed block (205).

3. A bicycle flywheel for easy cleaning as defined in claim 2, wherein: the outer side of rotation axis (201) is fixed to be cup jointed with gear assembly (3), the outer side of rotation axis (201) is fixed to be cup jointed with second gear (301), the top swing joint of second gear (301) has third gear (302), the top swing joint of third gear (302) has fourth gear (303), the top swing joint of fourth gear (303) has fifth gear (304), the equal fixedly connected with sixth gear (305) in bottom of third gear (302), fourth gear (303) and fifth gear (304), the equal fixedly connected with gear cooperation groove (306) in top of second gear (301), third gear (302) and fourth gear (303), fifth gear (304) and rotation axis (201) fixed cup joint.

4. A bicycle flywheel for easy cleaning as defined in claim 2, wherein: the top of the rotating shaft (201) is provided with a threaded hole, the threaded hole in the top of the rotating shaft (201) is matched with a threaded shaft in the bottom of the hexagon bolt (202), and the distance from the top of the first limiting block (203) to the bottom of the hexagon bolt (202) is the same as the distance from the bottom of the internal gear fixing shell (101) to the top of the rotating cover plate (104).

5. A bicycle flywheel for easy cleaning as defined in claim 2, wherein: the outside of rotation axis (201) bottom is the threaded rod, the inboard of internal thread fixed block (205) is the screw hole, the screw thread in the rotation axis (201) outside and the screw thread of internal thread fixed block (205) inboard are the counter-thread.

6. A bicycle flywheel for easy cleaning as defined in claim 2, wherein: the top of the rotating shaft (201) is movably connected with a first bolt (4), and the top of the first bolt (4) is provided with a hexagon socket.

7. A bicycle flywheel for easy cleaning as defined in claim 2, wherein: the top of the rotating shaft (201) is movably connected with a second bolt (5), and the top of the second bolt (5) is provided with an inner cross hole.