CN202355758U - Internal magnetism type inertial wheel structure of exercise bike - Google Patents
Internal magnetism type inertial wheel structure of exercise bike Download PDFInfo
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- CN202355758U CN202355758U CN2011204975905U CN201120497590U CN202355758U CN 202355758 U CN202355758 U CN 202355758U CN 2011204975905 U CN2011204975905 U CN 2011204975905U CN 201120497590 U CN201120497590 U CN 201120497590U CN 202355758 U CN202355758 U CN 202355758U
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- inertia wheel
- magnetic plate
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- wheel shaft
- inertia
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- 230000005389 magnetism Effects 0.000 title abstract 2
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000013016 damping Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model discloses an internal magnetism type inertial wheel structure of an exercise bike. The structure comprises two vertical plates, two first bearings, an inertial wheel shaft, a bearing block, an inertial wheel, a magnetic plate component and a magnetic plate base, wherein a belt connecting part is arranged on the inertial wheel shaft; the magnetic plate component is arranged in the magnetic plate base; a bearing mounting part is arranged on the magnetic plate base; the magnetic plate base and the bearing block are respectively fixed with the corresponding vertical plate; the two first bearings are respectively arranged on the bearing block and the bearing mounting part of the magnetic plate base; the inertial wheel shaft is connected with the two first bearings; the inertial wheel is connected to the inertial wheel shaft; and the magnetic plate component of the magnetic plate base is matched in a ring of the inertial wheel. By the structure, the speed ratio can be increased, the rotation speed of the inertial wheel is improved, the damping effect of the magnetic plate component on the inertial wheel is increased, the inertia of the inertial wheel is improved, the using amount of materials and magnets used by the inertial wheel can be reduced under the condition that the original inertia and damping property are kept, and the cost of the material is reduced.
Description
Technical Field
The utility model relates to a sports fitness equipment, in particular to an inner magnetic inertia wheel structure of a fitness bike.
Background
The internal magnetic inertia wheel structure in the prior art generally comprises vertical plates, a bearing, an inertia wheel shaft, an inertia wheel, a magnetic plate assembly and a magnetic plate seat, wherein the magnetic plate assembly comprises a magnet and two magnetic plates, the vertical plates are fixed on a frame of the exercise bike respectively, two ends of the inertia wheel shaft are fixed on the vertical plates respectively, the inertia wheel is connected with the inertia wheel shaft through the bearing, the inertia wheel can rotate relative to the inertia wheel shaft, the inertia wheel shaft is not rotated per se, the magnetic plate assembly is fixed on the magnetic plate seat, the magnetic plate seat is fixed with one vertical plate, the magnetic plate assembly mounted on the magnetic plate seat is matched in a ring of the inertia wheel, and a belt pulley is arranged on the inertia wheel. When the belt acts, the belt drives the belt pulley to rotate, and the belt pulley and the inertia wheel are of an integral structure or a structure fixed together, so that the inertia wheel rotates around the inertia wheel shaft through the bearing, and the inertia wheel forms a damping effect through the matching with the magnetic plate component in the ring. The structure is a bidirectional internal magnetic inertia wheel structure, and a unidirectional internal magnetic inertia wheel structure can be formed after a unidirectional bearing is additionally arranged between the inertia wheel and an inertia wheel shaft. Whether the inertial wheel structure is a unidirectional internal magnetic inertial wheel structure or a bidirectional internal magnetic inertial wheel structure, the inertial wheel structure is limited by a transmission speed ratio, and in order to enable the inertial wheel to have better inertia and better damping, a certain amount of inertial wheel materials and magnets must be used, so that the reduction of material cost is not facilitated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide an exercise bicycle's interior magnetic type flywheel structure, through the improvement to the flywheel structure, increase the velocity ratio, make the rotational speed of flywheel improve to increase the magnetic plate subassembly to the damping action of flywheel and the inertia that has improved the flywheel, under keeping original inertia and damped performance condition, can reduce the use amount that the flywheel used material and magnet, thereby reached the purpose that reduces material cost.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an internal magnetic type inertia wheel structure of exercise bicycle, including two risers, two first bearings, an inertia shaft, a bearing frame, an inertia wheel, a magnetic plate subassembly and a magnetic plate seat, be equipped with a belt connecting portion on the inertia shaft, magnetic plate subassembly installation is in the magnetic plate seat, be equipped with the bearing installation department on the magnetic plate seat, magnetic plate seat and bearing frame are fixed mutually with a riser that corresponds respectively, two first bearings are adorned respectively in the bearing installation department of bearing frame and magnetic plate seat, the inertia shaft is connected with two first bearings, the inertia wheel is connected on the inertia wheel shaft, and make the magnetic plate subassembly cooperation of magnetic plate seat installation in the circle of inertia wheel.
The belt connecting part on the inertia wheel shaft is arranged between the inertia wheel shaft and the connecting part of the two first bearings.
The belt connecting part on the inertia wheel shaft is arranged at one end of the inertia wheel shaft and is arranged outside the connecting part of the inertia wheel shaft and the two first bearings.
The belt connecting part on the inertia wheel shaft is a plurality of grooves arranged on the inertia wheel shaft.
The first bearing comprises an inner ring and an outer ring, the inner ring of the first bearing is tightly matched with the outer peripheral wall of the inertia wheel shaft, and the outer ring of the first bearing is tightly matched with the bearing mounting part of the bearing seat or the magnetic plate seat.
Furthermore, a connecting disc is arranged on the inertia wheel shaft, and the inertia wheel shaft is fixed with the end face of the inertia wheel through the connecting disc.
Furthermore, the flywheel comprises a second bearing and a one-way bearing, and the flywheel shaft is connected with the center wheel hole of the flywheel through the second bearing and the one-way bearing.
The utility model discloses an internal magnetic inertia wheel structure of exercise bicycle, when the belt moved, the belt can drive the flywheel shaft and rotate, and the flywheel shaft drives the flywheel rotation again.
The beneficial effects of the utility model are that, owing to adopted and fixed the change of inertia wheel axle and two blocks of risers mutually in original mode to be connected through the bearing, thus, just make inertia wheel axle also can rotate, and its inertia wheel axle of original structural style is can not the pivoted, then, furthermore, establish belt connecting portion on inertia wheel axle, and through the connection of inertia wheel axle and inertia wheel, let the action of belt drive the rotation of inertia wheel through the rotation of inertia wheel axle, because the diameter of inertia wheel axle is less, can make the transmission velocity ratio of inertia wheel improve when adopting the belt action mode the same with prior art, the inertia of inertia wheel has been improved on the one hand, under keeping original inertia performance circumstances, can reduce the quantity that inertia wheel used the material relatively, thereby reduce the cost that inertia wheel used the material; on the other hand, the damping effect of the magnetic plate component on the inertia wheel is increased, and the using amount of the magnet can be reduced under the condition of keeping the original damping performance, so that the material cost of the magnet is reduced.
The present invention will be described in further detail with reference to the accompanying drawings and examples; however, the inner magnetic inertia wheel structure of the exercise bicycle of the present invention is not limited to the embodiment.
Drawings
Fig. 1 is a schematic perspective view of the first embodiment of the present invention;
FIG. 2 is an exploded perspective view of the first embodiment of the present invention;
FIG. 3 is a front view of the first embodiment of the present invention;
fig. 4 is a left side view of the first embodiment of the present invention;
fig. 5 is a right side view of the first embodiment of the present invention;
FIG. 6 is a front view of the second embodiment of the present invention;
FIG. 7 is a schematic perspective view of the third embodiment of the present invention;
FIG. 8 is an exploded perspective view of the third embodiment of the present invention;
FIG. 9 is a front view of the third embodiment of the present invention;
FIG. 10 is a left side view of the third embodiment of the present invention;
FIG. 11 is a right side view of the third embodiment of the present invention;
fig. 12 is a front view of the fourth embodiment of the present invention.
Detailed Description
Embodiment one, as shown in fig. 1 to 5, the internal magnetic inertia wheel structure of an exercise bike of the present invention includes two vertical plates, i.e., a left vertical plate 11 and a right vertical plate 12, two first bearings 21, an inertia wheel shaft 3, a bearing seat 4, an inertia wheel 5, a magnetic plate assembly 6, and a magnetic plate seat 7, wherein the inertia wheel shaft 3 is provided with a belt connecting portion 31, the magnetic plate assembly 6 is installed in the magnetic plate seat 7, the magnetic plate seat 7 is provided with a bearing mounting portion 71, the magnetic plate seat 7 and the bearing seat 4 are respectively fixed to a corresponding vertical plate, i.e., the magnetic plate seat 7 and the left vertical plate 11 are fixed to each other, the bearing seat 4 and the right vertical plate 12 are fixed to each other, one of the two first bearings 21 is installed in the bearing seat 4, the other first bearing 21 is installed in the bearing mounting portion 71 of the magnetic plate seat, the bearing mounting portion 71 is also equivalent to the structure of the bearing seat, two ends of the inertia wheel shaft 3 are respectively connected to the two first bearings 21, the flywheel 5 is connected to the flywheel shaft 3 and the magnetic plate assembly 6 mounted on the magnetic plate seat is fitted in the ring of the flywheel 5.
Wherein,
the magnetic plate assembly 6 comprises a magnet and a magnetic plate;
the belt connecting part 31 on the inertia wheel shaft 3 is arranged between the connecting part of the inertia wheel shaft 3 and the two first bearings 21; when the belt is connected with the belt connecting part 31 on the inertia wheel shaft 3, the belt is positioned between the left vertical plate 11 and the right vertical plate 12;
the belt connecting part 31 on the inertia wheel shaft is a multi-groove arranged on the inertia wheel shaft;
the first bearing 21 comprises an inner ring and an outer ring, the inner ring of the first bearing 21 is tightly matched with the outer peripheral wall of the inertia wheel shaft 3, and the outer ring of one first bearing 21 is tightly matched with the bearing seat 4; the outer ring of the other first bearing 21 is tightly matched with the bearing mounting part 71 of the magnetic plate seat;
furthermore, a connecting plate 32 is provided on the flywheel shaft 3, and the flywheel shaft 3 is fixed to the end face of the flywheel 5 via the connecting plate 32.
The utility model relates to an inner magnetic inertia wheel structure of exercise bicycle, which belongs to a bidirectional inner magnetic inertia wheel structure, an inertia wheel 5 is fixed on an inertia wheel shaft 3, the inertia wheel shaft 3 can rotate in positive and negative directions relative to a vertical plate through a first bearing 21, when the belt moves, the belt can drive the inertia wheel shaft 3 to rotate, the inertia wheel shaft 3 drives the inertia wheel 5 to rotate through a connecting plate 32, because the two ends of the inertia wheel shaft in the original mode are directly fixed with the two vertical plates and are connected with the two vertical plates through the first bearing 21, the inertia wheel shaft 3 can also rotate, the inertia wheel shaft cannot rotate in the original structural mode, then, further, a belt connecting part 31 is arranged on the inertia wheel shaft 3 and is connected with the inertia wheel 5 through the inertia wheel shaft 3, the belt moves to drive the inertia wheel 5 to rotate through the rotation of the inertia wheel shaft 3, because the diameter of the inertia wheel shaft 3 is smaller, the transmission speed ratio of the inertia wheel 5 can be improved when the belt action mode which is the same as that of the prior art is adopted, so that the inertia of the inertia wheel is improved, the damping effect of the magnetic plate component on the inertia wheel is also increased, the use amount of materials and magnets used by the inertia wheel can be reduced under the condition of keeping the original inertia and damping performance, and the purpose of reducing the material cost is achieved.
In the second embodiment, referring to fig. 6, the difference between the internal magnetic inertia wheel structure of the exercise bicycle of the present invention and the first embodiment is that the belt connecting portion 31 on the inertia wheel shaft 3 is arranged at one end of the inertia wheel shaft 3 and is located outside the connection with the two first bearings 21, that is, the belt connecting portion 31 on the inertia wheel shaft 3 extends to the outside, and when the belt is connected with the belt connecting portion 31 on the inertia wheel shaft 3, the belt is located at the outside between the left vertical plate 11 and the right vertical plate 12.
Third embodiment, referring to fig. 7 to 11, the difference between the internal magnetic inertia wheel structure of the exercise bicycle of the present invention and the first embodiment is that the connection pad is not disposed on the inertia wheel shaft 3, and the inertia wheel shaft 3 is connected to the inertia wheel 5 through the second bearing 81 and the one-way bearing 82. Therefore, the one-way flywheel structure further includes a second bearing 81 and a one-way bearing 82, and the flywheel shaft 3 is connected to the center wheel hole of the flywheel 5 through the second bearing 81 and the one-way bearing 82.
When the belt moves, the belt drives the inertia wheel shaft 3 to rotate, and the inertia wheel shaft 3 can only drive the inertia wheel 5 to rotate in one direction.
In the fourth embodiment, referring to fig. 12, the difference between the internal magnetic inertia wheel structure of the exercise bike of the present invention and the third embodiment is that the belt connecting portion 31 on the inertia wheel shaft 3 is disposed at one end of the inertia wheel shaft 3 and is outside the connection with the two first bearings 21, that is, the belt connecting portion 31 on the inertia wheel shaft 3 extends to the outside, and when the belt is connected to the belt connecting portion 31 on the inertia wheel shaft 3, the belt is located at the outside between the left vertical plate 11 and the right vertical plate 12.
The above embodiments are only used to further explain the inner magnetic inertia wheel structure of the exercise bike, but the present invention is not limited to the embodiments, and any simple modification, equivalent change and modification of the technical entity of the present invention to the above embodiments all fall into the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides an internal magnetic type flywheel structure of exercise bicycle which characterized in that: the device comprises two vertical plates, two first bearings, an inertia wheel shaft, a bearing seat, an inertia wheel, a magnetic plate assembly and a magnetic plate seat, wherein a belt connecting part is arranged on the inertia wheel shaft, the magnetic plate assembly is installed in the magnetic plate seat, a bearing installing part is arranged on the magnetic plate seat, the magnetic plate seat and the bearing seat are respectively fixed with the corresponding vertical plates, the two first bearings are respectively installed in the bearing installing parts of the bearing seat and the magnetic plate seat, the inertia wheel shaft is connected with the two first bearings, the inertia wheel is connected on the inertia wheel shaft, and the magnetic plate assembly installed on the magnetic plate seat is matched in a ring of the inertia wheel.
2. The internal magnetic inertia wheel structure of exercise bicycle of claim 1, wherein: the belt connecting part on the inertia wheel shaft is arranged between the inertia wheel shaft and the connecting part of the two first bearings.
3. The internal magnetic inertia wheel structure of exercise bicycle of claim 1, wherein: the belt connecting part on the inertia wheel shaft is arranged at one end of the inertia wheel shaft and is arranged outside the connecting part of the inertia wheel shaft and the two first bearings.
4. An internal magnetic inertia wheel structure of an exercise bike according to claim 2 or 3, wherein: the belt connecting part on the inertia wheel shaft is a plurality of grooves arranged on the inertia wheel shaft.
5. The internal magnetic inertia wheel structure of exercise bicycle of claim 1, wherein: the first bearing comprises an inner ring and an outer ring, the inner ring of the first bearing is tightly matched with the outer peripheral wall of the inertia wheel shaft, and the outer ring of the first bearing is tightly matched with the bearing mounting part of the bearing seat or the magnetic plate seat.
6. An internal magnetic inertia wheel structure of an exercise bike according to claim 2 or 3, wherein: furthermore, a connecting disc is arranged on the inertia wheel shaft, and the inertia wheel shaft is fixed with the end face of the inertia wheel through the connecting disc.
7. An internal magnetic inertia wheel structure of an exercise bike according to claim 2 or 3, wherein: furthermore, the flywheel comprises a second bearing and a one-way bearing, and the flywheel shaft is connected with the center wheel hole of the flywheel through the second bearing and the one-way bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204975905U CN202355758U (en) | 2011-12-02 | 2011-12-02 | Internal magnetism type inertial wheel structure of exercise bike |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204975905U CN202355758U (en) | 2011-12-02 | 2011-12-02 | Internal magnetism type inertial wheel structure of exercise bike |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202355758U true CN202355758U (en) | 2012-08-01 |
Family
ID=46566983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204975905U Expired - Fee Related CN202355758U (en) | 2011-12-02 | 2011-12-02 | Internal magnetism type inertial wheel structure of exercise bike |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202355758U (en) |
-
2011
- 2011-12-02 CN CN2011204975905U patent/CN202355758U/en not_active Expired - Fee Related
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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: 20120801 Termination date: 20181202 |