CN218152081U - Dead flying and live flying conversion device - Google Patents
Dead flying and live flying conversion device Download PDFInfo
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- CN218152081U CN218152081U CN202221959533.9U CN202221959533U CN218152081U CN 218152081 U CN218152081 U CN 218152081U CN 202221959533 U CN202221959533 U CN 202221959533U CN 218152081 U CN218152081 U CN 218152081U
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- clutch
- locking
- flywheel
- sleeve
- rotating shaft
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Abstract
The utility model provides an it flies to live to fly conversion equipment to die, this it flies to live to fly conversion equipment to die includes: a rotating shaft; the flywheel is sleeved on the rotating shaft; the locking assembly is sleeved on the rotating shaft, is connected with the flywheel and is positioned on one side of the flywheel; the clutch assembly is sleeved on the rotating shaft, is connected with the flywheel and is positioned on the other side of the flywheel; the belt wheel disc is sleeved on the rotating shaft and is connected with the clutch component. In the conversion device, the flywheel rotates through the cooperation of the clutch assembly and the flywheel, so that the live flying is realized; when the dead-fly state is required, the locking assembly and the flywheel are locked, so that the clutch assembly does not work on the clutch of the flywheel, and the dead-fly state of the flywheel is realized. Therefore, the dead-fly and live-fly switching device realizes the switching of two states of the dead fly and the live fly of the flywheel by arranging the clutch assembly and the locking assembly on two sides of the flywheel, and the whole device has a simple structure and a simple switching process.
Description
Technical Field
The utility model relates to a conversion equipment, concretely relates to fly conversion equipment alive by death.
Background
The bicycle or the sport bicycle is widely favored by the public as a transportation tool or a fitness equipment. The bicycle is divided into two types, dead flying and live flying. The flywheel of the bicycle in the dead flying state rotates forwards or backwards along with the forward riding and the backward riding of the user, the flywheel of the bicycle in the live flying state only rotates forwards along with the forward riding of the user, and when the user rides backwards, the flywheel idles. In order to meet the requirements of users, two common devices, namely a dead fly device and a live fly device, exist on the current bicycle.
However, most of the current switching devices for the two states of the dead flight and the live flight are relatively complex in structure, and the switching process is also relatively complex.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: aiming at the technical defects of complex structure and complex switching process of a dead-flying and live-flying conversion device in the prior art, the dead-flying and live-flying conversion device is provided.
In order to solve the above technical problem, the utility model provides an it flies to change device to die flies to live, this it flies to live to change device to die includes: a rotating shaft; the flywheel is sleeved on the rotating shaft; the locking assembly is sleeved on the rotating shaft, is connected with the flywheel and is positioned on one side of the flywheel; the clutch assembly is sleeved on the rotating shaft, is connected with the flywheel and is positioned on the other side of the flywheel; the belt wheel disc is sleeved on the rotating shaft and is connected with the clutch component.
The utility model provides an among the dead flying and flying conversion equipment, can also have such characteristic: the locking assembly comprises a locking sleeve, a locking pin sleeve and a locking auxiliary sleeve, the locking sleeve is connected with the flywheel, the locking pin sleeve is inserted into the locking sleeve, and the locking auxiliary sleeve is inserted into the locking pin sleeve.
The utility model provides an among the dead flying and flying conversion equipment, can also have such characteristic: the inner wall of the locking sleeve is provided with a circle of saw teeth, the locking pin sleeve is provided with a saw tooth ring corresponding to the saw teeth, and the locking sleeve is meshed with the locking pin sleeve through the saw teeth and the saw tooth ring.
The utility model provides an among the dead flying and flying conversion equipment, can also have such characteristic: the inner wall of the locking pin sleeve is provided with a key groove, the locking auxiliary sleeve is provided with a key opening, a locking key is arranged on the key opening, the locking key extends into the key groove, and the locking pin sleeve and the locking auxiliary sleeve are connected through a locking key.
The utility model provides an among the dead flying and flying conversion equipment, can also have such characteristic: the clutch assembly comprises a clutch main disc, a clutch and a clutch auxiliary disc, the clutch auxiliary disc is connected with the flywheel, one end of the clutch main disc is located in the clutch auxiliary disc, the other end of the clutch main disc protrudes out of the clutch auxiliary disc, one end of the clutch is connected with the other end of the clutch main disc, and the other end of the clutch main disc is connected with the belt wheel disc.
The utility model provides an among the dead flying and flying conversion equipment, can also have such characteristic: the other end of the clutch main disc is provided with pin grooves which are uniformly distributed and obliquely arranged on the other end of the clutch main disc, the clutch is provided with a clutch pin hole, a clutch pin is assembled on the clutch pin hole, and the clutch pin is inserted into the pin grooves.
The utility model provides an among the dead flying and flying conversion equipment, can also have such characteristic: the rotating shaft is provided with a shaft shoulder which is clamped with the clutch component.
The utility model provides an among the dead flying and flying conversion equipment, can also have such characteristic: the other end of separation and reunion main dish is provided with the screw hole, and the screw hole passes through the nut to be connected with the retaining ring, and retaining ring and shaft shoulder carry out position to clutch components and prescribe a limit to.
The utility model provides an among the dead flying and flying conversion equipment, can also have such characteristic: the rotating shaft is provided with a rotating shaft key groove, and the rotating shaft key groove is connected with the locking assembly through a locking key.
The utility model provides an among the dead flying and flying conversion equipment, can also have such characteristic: the flywheel is sleeved on the rotating shaft through a bearing, and the belt wheel disc is sleeved on the rotating shaft through a bearing.
The beneficial effects of the utility model reside in that:
the utility model discloses an among the dead flying and living conversion equipment, including pivot, flywheel, locking subassembly, clutch components and pulley disc, wherein, flywheel, locking subassembly, clutch components and pulley disc all set up in the pivot, and locking subassembly and clutch components all are connected with the flywheel, and are located the both sides of flywheel respectively, and pulley disc is connected with clutch components. In the conversion device, the flywheel rotates through the cooperation of the belt wheel disc and the clutch assembly and the flywheel, so that the live flight is realized; when the dead-fly state is required, the locking assembly and the flywheel are locked, so that the clutch assembly does not work on the clutch of the flywheel, and the dead-fly state of the flywheel is realized. Therefore, the dead-fly and live-fly switching device realizes the switching of two states of the dead fly and the live fly of the flywheel by arranging the clutch assembly and the locking assembly on two sides of the flywheel, and the whole device has a simple structure and a simple switching process.
In addition, the locking assembly comprises a locking sleeve, a locking pin sleeve and a locking auxiliary sleeve, the locking sleeve is connected with the flywheel, the locking pin sleeve is inserted into the locking sleeve, the locking auxiliary sleeve is inserted into the locking pin sleeve, the locking sleeve and the locking pin sleeve are meshed with each other, and when the flywheel is used, the distance between the locking pin sleeve and the auxiliary sleeve is shortened; at the moment, the clutch component does not work for the clutch of the flywheel, so that the dead-fly state is realized.
In addition, the clutch assembly comprises a clutch main disc, a clutch and a clutch auxiliary disc, the clutch auxiliary disc is connected with the flywheel, one end of the clutch main disc is located in the clutch auxiliary disc, the other end of the clutch main disc protrudes out of the clutch auxiliary disc, one end of the clutch is connected with the other end of the clutch main disc, and the other end of the clutch main disc is connected with the belt wheel disc. When the flywheel is in a dead-flying state, the belt wheel disc is fixedly connected with the clutch, the rotation of the belt wheel disc drives the clutch to be matched with the pin slot of the clutch main disc, so that the main disc and the auxiliary disc are relatively close to each other until the main disc and the auxiliary disc are contacted, and the clutch drives the flywheel main body to rotate due to friction; when the rotation of the belt wheel disc is stopped, the flywheel continues to rotate due to inertia, and at the moment, the main disc and the auxiliary disc are separated due to the cooperation of the pin slot of the clutch main disc, so that the purpose of free flight is achieved.
Drawings
Fig. 1 is a schematic structural diagram of a dead-fly conversion device in the present embodiment;
FIG. 2 is a schematic structural diagram of the rotating shaft in the present embodiment;
FIG. 3 is a schematic view showing the structure of the lock sleeve in the present embodiment;
FIG. 4 is a schematic structural view of the lock pin sleeve in the present embodiment;
FIG. 5 is a schematic structural view of the lock sub-sleeve in the present embodiment;
FIG. 6 is a schematic structural diagram of the clutch auxiliary disc in the present embodiment;
FIG. 7 is a schematic diagram of the clutch main disk of the present embodiment;
FIG. 8 is a schematic structural view of the clutch in the present embodiment;
FIG. 9 is a schematic structural view of the clutch pin of the present embodiment;
fig. 10 is a schematic structural view of the retainer ring in the present embodiment.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects of the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 10, the dead-fly/live-fly switching apparatus according to the present embodiment is used for switching a dead-fly state and a live-fly state of a bicycle, and includes a rotating shaft 10, a flywheel 20, a locking unit 30, a clutch unit 40, and a pulley disc 50.
The rotating shaft 10 is a power output shaft, is connected with a power structure of the bicycle, and can rotate under the driving of the power structure. A shoulder 11 is provided on the rotating shaft 10 along the circumferential direction. One side of the shaft shoulder 11 is provided with a plurality of axial shaft shoulders 12 which are arranged along the axial direction and are uniformly distributed on the circumference of the rotating shaft 10 to be used as a guide mechanism of the clutch main disc 42. And a plurality of spindle keyways 13 are provided at a distance from the axial shoulder 12.
The flywheel 20, the locking assembly 30, the clutch assembly 40 and the pulley disc 50 are all sleeved on the rotating shaft 20.
The flywheel 20 is sleeved on the rotating shaft 10 through the bearing 21, and two groups are respectively connected with the locking assembly 30 and the clutch assembly 40.
The locking assembly 30 comprises a locking sleeve 31, a locking pin sleeve 32, a locking auxiliary sleeve 33 and a locking key, wherein the locking sleeve 31, the locking pin sleeve 32 and the locking auxiliary sleeve 33 are all sleeved on the rotating shaft 10.
The locking sleeve 31 is sleeved on the rotating shaft 10 and located on one side of the flywheel 20, and the edge of the locking sleeve is provided with a connecting hole 311 which is connected with the flywheel 20 through a nut. A cavity is arranged between the inner wall of the locking sleeve 31 and the rotating shaft 10, and a circle of saw teeth 312 are arranged at one end of the cavity far away from the flywheel 20 along the inner wall of the cavity.
The locking pin sleeve 32 is a hollow cylindrical structure with a key slot 321 provided on the hollow inner wall. A saw ring gear 322 is provided on the outer side of one end of the lock pin sleeve 32 in the circumferential direction. One end of the locking pin sleeve 32 provided with the saw tooth ring 322 is positioned in the cavity of the locking sleeve 31, and the saw tooth ring 322 can be meshed with the saw teeth 312 of the locking sleeve 31; the other end extends out of the cavity.
The locking sub-sleeve 33 is inserted into the locking pin sleeve 32, and a plurality of key holes 331 are formed in a side wall of the locking sub-sleeve 33. A plurality of locking keys are inserted into the key openings 331 and extend into the key slots 321 of the locking pin sleeves 32 to match with the key slots 13 of the rotating shaft 10.
The clutch assembly 40 includes a clutch sub-disc 41, a clutch main disc 42, a clutch 43, and a clutch pin 44. Wherein, the clutch auxiliary disk 41, the clutch main disk 42 and the clutch 43 are all sleeved on the rotating shaft 10.
The auxiliary clutch disk 41 is sleeved on the rotating shaft 10, a cavity is formed between the auxiliary clutch disk and the rotating shaft 10, a fixing hole 411 is formed in the edge of the auxiliary clutch disk, and the auxiliary clutch disk is connected with the flywheel 20 through a nut.
The clutch main disc 42 includes a base plate 421 and a protruding shaft 422 provided at the center of the base plate 421. The base plate 421 is located in the cavity between the clutch sub-disc 41 and the rotating shaft 10, and the protruding shaft 422 protrudes from the cavity.
A plurality of pin grooves 423 are provided on an outer side wall of the protruding shaft 422. The plurality of pin grooves 423 are uniformly distributed on the outer circumferential surface, and the pin grooves 423 are formed to be inclined such that the longitudinal direction thereof coincides with the longitudinal direction of the protruding shaft.
A notch 424 is provided on the inner sidewall of the protruding shaft 422. The protruding shaft 422 is provided with a threaded hole 425 at an end thereof remote from the bottom plate 421, and the threaded hole 425 is connected with the connecting hole 427 of the retainer ring 426 through a nut.
The retaining ring 426 and the shoulder 11 allow for positional definition of the clutch assembly 40.
The clutch 43 is sleeved on the rotating shaft 10, and a fixing hole 431 is formed in the edge of the clutch, and the fixing hole 431 is connected with the pulley plate 50 through a nut. A clutch pin hole 432 is provided on the side wall of the rotating shaft 10.
The clutch pins 44 are inserted into the clutch pin holes 432 and extend into the pin slots 423 in the projecting shaft 422 of the clutch master 42 to effect axial movement under certain circumstances.
The pulley disc 50 is sleeved on the rotating shaft 10 through a bearing 51 and connected with the clutch 43.
According to the dead fly conversion device in the above embodiment, the dead fly conversion device comprises a rotating shaft, a flywheel, a locking assembly, a clutch assembly and a pulley disc, wherein the flywheel, the locking assembly, the clutch assembly and the pulley disc are all arranged on the rotating shaft, the locking assembly and the clutch assembly are all connected with the flywheel and are respectively located on two sides of the flywheel, and the pulley disc is connected with the clutch assembly. In the conversion device, the flywheel rotates through the cooperation of the clutch assembly and the flywheel, so that the live flying is realized; when the flywheel needs to be in a dead-flying state, the locking assembly and the flywheel are locked, so that the clutch assembly does not work on the clutch of the flywheel, and the dead-flying state of the flywheel is realized. Therefore, the dead-fly and live-fly switching device realizes the switching of two states of the dead fly and the live fly of the flywheel by arranging the clutch assembly and the locking assembly on two sides of the flywheel, and the whole device has a simple structure and a simple switching process.
In addition, the locking assembly comprises a locking sleeve, a locking pin sleeve and a locking auxiliary sleeve, the locking sleeve is connected with the flywheel, the locking pin sleeve is inserted into the locking sleeve, the locking auxiliary sleeve is inserted into the locking pin sleeve, the locking sleeve and the locking pin sleeve are meshed with each other, and when the flywheel is used, the distance between the locking pin sleeve and the auxiliary sleeve is shortened; at the moment, the clutch component does not work for the clutch of the flywheel, so that the dead-fly state is realized.
In addition, the clutch assembly comprises a clutch main disc, a clutch and a clutch auxiliary disc, the clutch auxiliary disc is connected with the flywheel, one end of the clutch main disc is located in the clutch auxiliary disc, the other end of the clutch main disc protrudes out of the clutch auxiliary disc, one end of the clutch is connected with the other end of the clutch main disc, and the other end of the clutch main disc is connected with the belt wheel disc. When the flywheel is in a dead-flying state, the belt wheel disc is fixedly connected with the clutch, the rotation of the belt wheel disc drives the clutch to be matched with the pin slot of the clutch main disc, so that the main disc and the auxiliary disc are relatively close to each other until the main disc and the auxiliary disc are contacted, and the clutch drives the flywheel main body to rotate due to friction; when the rotation of the belt wheel disc is stopped, the flywheel continues to rotate due to inertia, and at the moment, the main disc and the auxiliary disc are separated due to the matching of the pin slot of the clutch main disc, so that the purpose of free flight is achieved.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their full equivalents, the present application is intended to include such modifications and variations.
Claims (10)
1. A dead-fly conversion device, comprising:
a rotating shaft;
the flywheel is sleeved on the rotating shaft;
the locking assembly is sleeved on the rotating shaft, is connected with the flywheel and is positioned on one side of the flywheel;
the clutch assembly is sleeved on the rotating shaft, is connected with the flywheel and is positioned on the other side of the flywheel;
and the belt wheel disc is sleeved on the rotating shaft and is connected with the clutch component.
2. The dead fly-by-wire apparatus of claim 1, wherein:
the locking assembly comprises a locking sleeve, a locking pin sleeve and a locking auxiliary sleeve,
the locking sleeve is connected with the flywheel,
the locking pin sleeve is inserted into the locking sleeve, and the locking auxiliary sleeve is inserted into the locking pin sleeve.
3. The dead fly-by-wire apparatus of claim 2, wherein:
a circle of saw teeth are arranged on the inner wall of the locking sleeve,
the locking pin sleeve is provided with a sawtooth ring corresponding to the sawtooth,
the locking sleeve and the locking pin sleeve are meshed through the saw teeth and the saw tooth ring.
4. The dead fly-by-wire apparatus of claim 2, wherein:
a key groove is arranged on the inner wall of the locking pin sleeve,
the locking auxiliary sleeve is provided with a key hole, a locking key is arranged on the key hole and extends into the key groove,
the locking pin sleeve and the locking auxiliary sleeve are connected through the locking key.
5. The dead fly-by-wire apparatus of claim 1, wherein:
the clutch component comprises a clutch main disk, a clutch and a clutch auxiliary disk,
the clutch auxiliary disc is connected with the flywheel,
one end of the clutch main disc is positioned in the clutch auxiliary disc, the other end of the clutch main disc protrudes out of the clutch auxiliary disc,
one end of the clutch is connected with the other end of the clutch main disc, and the other end of the clutch is connected with the belt wheel disc.
6. The dead fly-by-wire apparatus of claim 5, wherein:
the other end of the clutch main disc is provided with a pin slot,
the pin grooves are uniformly distributed and are obliquely arranged at the other end of the clutch main disc,
the clutch is provided with a clutch pin hole, a clutch pin is assembled on the clutch pin hole, and the clutch pin is inserted into the pin groove.
7. The dead fly conversion device according to claim 5, characterized in that:
and a shaft shoulder is arranged on the rotating shaft and is clamped with the clutch component.
8. The dead fly-by-wire apparatus of claim 7, wherein:
the other end of the clutch main disc is provided with a threaded hole which is connected with a check ring through a nut,
the retainer ring and the shaft shoulder limit the position of the clutch assembly.
9. The dead fly-by-wire apparatus of claim 1, wherein:
a rotating shaft key groove is arranged on the rotating shaft,
the rotating shaft key groove is connected with the locking component through a locking key.
10. The dead fly-by-wire apparatus of claim 1, wherein:
the flywheel is sleeved on the rotating shaft through a bearing,
the belt wheel disc is sleeved on the rotating shaft through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221959533.9U CN218152081U (en) | 2022-07-27 | 2022-07-27 | Dead flying and live flying conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221959533.9U CN218152081U (en) | 2022-07-27 | 2022-07-27 | Dead flying and live flying conversion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218152081U true CN218152081U (en) | 2022-12-27 |
Family
ID=84595635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221959533.9U Active CN218152081U (en) | 2022-07-27 | 2022-07-27 | Dead flying and live flying conversion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218152081U (en) |
-
2022
- 2022-07-27 CN CN202221959533.9U patent/CN218152081U/en active Active
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