CN217367028U - Spinning - Google Patents

Abstract

The utility model discloses a spinning, which comprises a frame, a main rotating shaft, a driven rotating shaft, a crank, a main rotating wheel, a central rotating wheel, a planetary rotating wheel and an inertia wheel; the main rotating shaft is rotatably arranged on the frame, two ends of the main rotating shaft are respectively fixedly connected with a crank, and the driving rotating wheel is fixed on the main rotating shaft; the central rotating wheel and the inertia wheel are respectively and rotatably arranged on the main rotating shaft and are linked with each other; the planetary rotating wheel is rotatably arranged on the frame through a rotating shaft; the planetary rotating wheels are linked between the driving rotating wheel and the central rotating wheel, and the axis of the driven rotating shaft is arranged in the radial direction of the main rotating shaft and is away from the axis of the main rotating shaft by a certain preset distance. The utility model can reduce the volume of the movement component of the exercise bicycle and reduce the space occupied by the product; the exercise bicycle is easy to assemble, and has the characteristics of good power transmission effect and low manufacturing cost, so that the competitiveness of the exercise bicycle can be improved.

Description

a spinning bike

technical field

The utility model relates to the technical field of fitness equipment, in particular to a dynamic bicycle.

Background technique

Spinning bike is a kind of fitness equipment used for indoor exercise. Like exercise bike, the structure of spinning bike is basically similar to that of ordinary bike, including frame, handlebar, seat, pedals and wheels. The handlebar is installed in the appropriate position of the frame, and the pedal is connected to the rotating wheel through the crank. The rotating wheel can be driven to rotate by the user's pedal. In order to achieve different training effects, the spinning bike usually also includes an inertia wheel. (ie damping wheel), and link the inertia wheel and the rotating wheel through the belt, so that when the rotating wheel rotates, it also drives the inertia wheel to rotate, and then by adjusting the damping size of the inertia wheel, the inertia wheel is used to hinder the rotation of the rotating wheel in turn. , so as to form a damping effect on the pedals, so that the trainer can adjust the pedaling resistance of the trainer to the pedals by adjusting the damping size of the inertia wheel. In the prior art, the rotating wheel is usually installed on the frame of the spinning bicycle through one rotating shaft, and the inertia wheel is installed on the frame of the spinning bicycle through another rotating shaft, because the rotating wheel and the inertia wheel are respectively assembled through two rotating shafts. On the frame of the spinning bike, on the one hand, the overall volume of the spinning bike is larger, resulting in a larger occupied space; The matching position between the two, such as the need to adjust the belt, etc.), thereby increasing the cost of the spinning bike and affecting the competitiveness of the spinning bike.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a spinning bike. Through structural improvement, on the one hand, the overall volume of the spinning bike can be reduced, and the space occupied by the product can be reduced; on the other hand, the spinning bike can be assembled easily. , and has the characteristics of good transmission effect and low production cost, so as to improve the competitiveness of the spinning bicycle.

The technical scheme adopted by the utility model to solve the technical problem is: a dynamic bicycle, comprising a frame, a main rotating shaft, a secondary rotating shaft, a crank, a main rotating wheel, a central runner, a planetary runner and an inertial wheel; the The main rotating shaft is rotatably mounted on the frame, two ends of the main rotating shaft are respectively fixed with a crank, and the main rotating wheel is fixed on the main rotating shaft to be able to follow the movement of the main rotating shaft. The central runner and the inertia wheel are respectively rotatably installed on the main rotating shaft and linked with each other; the planetary runner is rotatably installed on the frame through the secondary rotating shaft ; The planetary runner is interlocked between the main runner and the center runner, and the axis of the secondary rotary shaft is set in the radial direction of the main rotary shaft and is a certain preset distance from the axis of the main rotary shaft distance.

The planetary runner includes a large wheel and a small wheel that are coaxially connected; the small wheel of the planetary runner is linked with the main rotating wheel, and the large wheel of the planetary runner is linked with the central runner .

The main rotating wheel, the central runner, and the large and small wheels of the planetary runner are all gear structures. The small wheel of the planetary runner and the main rotating wheel are linked by gear meshing, and the The large wheel is linked with the central runner through gear meshing.

The main rotating wheel, the central rotating wheel, and the large and small wheels of the planetary runner are all pulley structures. The small wheel of the planetary runner is linked with the main rotating The large wheel is linked with the central runner through a belt drive.

The main rotating wheel, the central runner, and the large and small wheels of the planetary runner are all sprocket structures, and the small wheel of the planetary runner is linked with the main rotating wheel through chain transmission. The large wheel is linked with the central runner through a chain drive.

The inertia wheel and the central runner are coaxially fixed, so that the inertia wheel and the central runner rotate synchronously.

The center runner is connected with the inertia wheel through a one-way bearing, so that the center runner and the inertia wheel are connected in one-way transmission.

The frame includes a front slanted bar part and a rear slanted bar part that form a herringbone shape, the top of the front slanted bar part is connected with the upper part of the rear slanted bar part; the frame also includes a front vertical bar and the rear vertical rod part, the bottom of the front vertical rod part is fixed with the top end of the rear inclined rod part, the top of the front vertical rod part is connected to the handlebar; the bottom end of the rear vertical rod part is connected to the rear inclined rod The lower part of the part is fixed, the top end of the rear vertical rod part is connected to the seat; the middle part of the rear slant rod part is provided with a first through hole and a second through hole, the main rotating shaft and the secondary rotating shaft are respectively Installed in the first through hole and the second through hole.

The top of the front slanted bar part is pivotally connected with the upper part of the rear slanted bar part so that the bottom of the front slanted bar part can be folded towards the rear slanted bar part, so as to realize the folding of the spinning bike ; The upper part of the rear inclined rod member is also provided with a baffle plate corresponding to the opening direction of the front inclined rod member, so as to limit the front inclined rod member to the open position.

The bottom end of the front oblique rod part is also equipped with a front bottom rod part, the bottom end of the rear oblique rod part is equipped with a rear bottom rod part, and the bottom end of the rear oblique rod part and the rear bottom rod part are pivoted. The front oblique rod part is divided into retractable upper and lower rod parts, the top part of the upper part rod part is connected with the upper part of the rear oblique rod part, and the bottom part of the lower part rod part is connected with the front bottom rod part A lifting motor is installed in the upper rod part or the lower rod part, and the end of the screw rod of the lifting motor is fixed with the corresponding lower rod part or the upper rod part.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The utility model adopts the frame, the main rotating shaft, the secondary rotating shaft, the crank, the main rotating wheel, the central rotating wheel, the planetary rotating wheel and the inertia wheel as the main components of the spinning bicycle, and the main rotating shaft is rotatable. Installed on the frame, two ends of the main rotating shaft are respectively fixed with a crank, and the driving wheel is fixed on the main rotating shaft to be able to rotate with the rotation of the main rotating shaft; the The central runner and the inertia wheel are respectively rotatably mounted on the main rotating shaft and linked with each other; the planetary runner is rotatably mounted on the frame through the secondary rotating shaft; the planetary runner The linkage is between the driving runner and the central runner, and the axis of the slave rotating shaft is set in the radial direction of the main rotating shaft and is at a predetermined distance from the axis of the main rotating shaft. The structure of the utility model, on the one hand, can reduce the overall volume of the spinning bike and reduce the space occupied by the product; Improve the competitiveness of spinning bikes.

2. The utility model adopts the method of pivoting the top of the front inclined rod part of the frame to the upper part of the rear inclined rod part rotatably, so that the bottom of the front inclined rod part can be folded to the rear. A slant bar part is used to realize the folding of the spinning bike; the upper part of the rear slant bar part is also provided with a baffle plate corresponding to the opening direction of the front slant bar part, so as to limit the front slant bar part in the open position. The structure of the utility model enables the spinning bike to be folded, thereby facilitating product storage and transportation.

3. The utility model uses the front inclined rod part to be divided into two telescopic upper and lower rod parts, and the top of the upper rod part is connected with the upper part of the rear inclined rod part, and the lower part of the rod part is The bottom is fixed with the front bottom rod part, a lift motor is installed in the upper rod part or the lower rod part, and the end of the screw rod of the lift motor is fixed with the corresponding lower rod part or the upper rod part. The structure of the utility model enables the spinning bicycle to realize the pitching action, so that the uphill and downhill of the bicycle can be simulated.

The present utility model will be described in further detail below with reference to the accompanying drawings and embodiments; however, a spinning bicycle of the present utility model is not limited to the embodiments.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of Embodiment 1 of the present utility model;

Fig. 2 is a three-dimensional schematic diagram of the first embodiment of the present invention (rotating in one direction);

Fig. 3 is the front view of the first embodiment of the present utility model;

4 is a schematic exploded view of the three-dimensional structure of the first embodiment of the present invention;

Fig. 5 is the partial structure schematic diagram of the first embodiment of the present invention;

FIG. 6 is a schematic three-dimensional structure diagram (folded state) of Embodiment 1 of the present invention;

FIG. 7 is a schematic perspective view of the first embodiment of the present invention (folded state, and rotated in one direction);

FIG. 8 is a front view (folded state) of Embodiment 1 of the present invention;

Fig. 9 is the three-dimensional structure schematic diagram of the second embodiment of the present utility model;

10 is a schematic three-dimensional structure diagram of Embodiment 2 of the present utility model (rotating in one direction);

Fig. 11 is the front view (flat road state) of the second embodiment of the present utility model;

12 is a front view (downhill state) of the second embodiment of the present utility model;

13 is a front view (uphill state) of the second embodiment of the present invention;

14 is a schematic exploded view of the three-dimensional structure of the second embodiment of the present invention;

15 is a schematic three-dimensional structure diagram (folded state) of the second embodiment of the present invention.

Detailed ways

Example 1

Referring to FIGS. 1 to 8 , a spinning bicycle of the present invention includes a frame 2 , a main rotating shaft 31 , a secondary rotating shaft 32 , a crank 1 , a main rotating wheel 4 , a central rotating wheel 5 , and a planetary rotating wheel 6 and inertia wheel 7; the main rotating shaft 31 is rotatably mounted on the frame 2, the two ends of the main rotating shaft 31 are respectively fixed with a crank 1, and the driving wheel 4 is fixed on the main The rotating shaft 31 can rotate with the rotation of the main rotating shaft 31; the central runner 5 and the inertial wheel 6 are respectively rotatably mounted on the main rotating shaft 31 and linked with each other; the planetary The wheel 6 is rotatably mounted on the frame 2 through the secondary rotating shaft 32; the planetary runner 6 is linked between the driving runner 4 and the central runner 5, and the axis of the secondary rotating shaft 32 The center is located in the radial direction of the main rotating shaft 31 and is at a predetermined distance from the axis of the main rotating shaft 31 .

In this embodiment, the planetary wheel 6 includes a large wheel 61 and a small wheel 62 that are coaxially connected; the small wheel 62 of the planetary wheel 6 is linked with the main wheel 4, and the planetary wheel The large wheel 61 of 6 is linked with the central runner 5 .

In this embodiment, the main rotating wheel 4 , the central rotating wheel 5 and the large wheel 61 and the small wheel 62 of the planetary rotating wheel are all pulley structures, and the small wheel 62 of the planetary rotating wheel 6 and the main rotating wheel 4 The large wheel 62 of the planetary runner 6 is linked with the central runner 5 through the transmission of the belt 81.

Of course, the main wheel, the center wheel, and the large wheel and the small wheel of the planetary wheel can also adopt a gear structure, and the small wheel of the planetary wheel and the main wheel are linked by gear meshing, and the planetary wheel The large wheel is linked with the central runner through gear meshing.

Of course, the main wheel, the center wheel, and the large wheel and the small wheel of the planetary wheel can also be sprocket structures, and the small wheel of the planetary wheel and the main wheel are linked by chain transmission, and the planetary wheel The large wheel of the wheel is linked with the central runner through a chain drive.

In this embodiment, the inertia wheel 7 and the center runner 5 are coaxially fixed, so that the inertia wheel 7 and the center runner 5 rotate synchronously.

Of course, the center runner can also be connected with the inertia wheel through a one-way bearing, so that the center runner and the inertia wheel can be connected in one-way transmission.

In this embodiment, the frame 2 includes a front oblique bar part 21 and a rear oblique bar part 22 that form a herringbone shape, wherein the front oblique bar part 21 is a double pipe part, and the rear oblique bar part 22 is a single pipe part, The top of the front slant bar part 21 is connected with the upper part of the rear slant bar part 22; the frame 2 also includes a front vertical bar part 23 and a rear vertical bar part 24, wherein the front vertical bar part 23 and the rear vertical bar part 23 The rod members 24 are all single pipe parts, the bottom of the front vertical rod member 23 is fixed with the top end of the rear diagonal rod member 22, and the top of the front vertical rod member 23 is connected to the handlebar 82; The bottom end is also equipped with a front bottom rod part 25, the front bottom rod part 25 is a pipe fitting, the bottom end of the rear inclined rod part 22 is equipped with a rear bottom rod part 26, and the rear bottom rod part 26 is also a pipe fitting; The bottom end of the rod member 24 is fixed with the lower part of the rear diagonal rod member 22, and the top end of the rear vertical rod member 24 is connected to the seat 83; the middle part of the rear diagonal rod member 22 is provided with a first through hole 221 and a second Through holes 222 , the main rotating shaft 31 and the slave rotating shaft 32 are respectively installed in the first through holes 221 and the second through holes 222 .

In this embodiment, the top of the front inclined rod member 21 is pivotally connected to the upper portion of the rear inclined rod member 22 so that the bottom of the front inclined rod member 21 can be folded toward the rear inclined rod Part 22, so as to realize the folding of the spinning bike; the upper part of the rear slant bar part 22 is also provided with a baffle plate 223 in the opening direction corresponding to the front slant bar part 21, which is used for the front slant bar part 22 The part 21 is restrained in the open position, and the shutter 223 and the front slant bar part 21 can be locked together by means of screws.

Of course, the top of the front slanted bar part 21 and the rear slanted bar part 22 can also be fixed in a fixed manner, and the spinning bike at this time cannot be folded.

A dynamic bicycle of the present invention adopts a frame 2, a main rotating shaft 31, a secondary rotating shaft 32, a crank 1, a main rotating wheel 4, a central runner 5, a planetary runner 6 and an inertia wheel 7 as the dynamic bicycle. and the main rotating shaft 31 is rotatably installed on the frame 2, the two ends of the main rotating shaft 31 are respectively fixed to a crank 1, and the driving wheel 4 is fixed on the main rotating shaft 31 to be able to rotate with the rotation of the main rotating shaft 31; the central runner 5 and the inertia wheel 7 are respectively rotatably mounted on the main rotating shaft 31 and interlock with each other; the planetary runner 6 The secondary rotating shaft 32 is rotatably mounted on the frame 2; the planetary runner 6 is linked between the driving runner 4 and the central runner 5, and the axis of the secondary rotating shaft 32 is set In the radial direction of the main rotating shaft 31 and at a predetermined distance from the axis of the main rotating shaft. The structure of the utility model, on the one hand, can reduce the overall volume of the spinning bike and reduce the space occupied by the product; Improve the competitiveness of spinning bikes.

In a spinning bicycle of the present invention, the top of the front oblique rod member 21 of the frame 2 is pivotally connected to the upper part of the rear oblique rod member 22 so as to make the front oblique rod member 21 rotatable. The bottom can be folded toward the rear slanted bar part 22, so as to realize the folding of the spinning bicycle; the upper part of the rear slanted bar part 22 is also provided with a baffle 223 corresponding to the opening direction of the front slanted bar part 21, for restricting the front slant member 21 to the open position. The structure of the utility model enables the spinning bike to be folded, thereby facilitating product storage and transportation.

Embodiment 2

Referring to FIGS. 9 to 15 , a spinning bicycle of the present invention is different from the first embodiment in that the bottom end of the rear inclined rod member 22 is pivotally matched with the rear bottom rod member 26 ; The front oblique rod member 21 is divided into two retractable upper and lower rod members, the top of the upper rod member 211 is connected with the upper part of the rear oblique rod member 22, and the bottom of the lower rod member 212 is connected with the front bottom rod member. 25 is fixed, the lower rod part 212 is equipped with a lift motor 84 , and the end of the screw 841 of the lift motor 84 is fixed to the upper rod part 211 .

Of course, a lift motor can also be installed in the upper rod part, and the end of the screw rod of the lift motor is fixed with the lower rod part.

A spinning bicycle of the present invention adopts the pivotal connection between the bottom end of the rear inclined rod member 22 and the rear bottom rod member 26; and the front inclined rod member 21 is divided into upper, There are two lower rod members, the top of the upper rod member 211 is connected with the upper part of the rear inclined rod member 22, the bottom of the lower rod member 212 is fixed with the front bottom rod member 25, and the lower rod member 212 is equipped with a lift motor 84. The end of the screw 841 of the lifting motor 84 is fixed to the upper rod member 211. The structure of the utility model enables the spinning bicycle to realize the pitching action, so that the uphill and downhill of the bicycle can be simulated.

The above are only preferred embodiments of the present invention, and do not limit the present invention in any form. Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art, without departing from the scope of the technical solution of the present invention, can use the technical content disclosed above to make many possible changes and modifications to the technical solution of the present invention, or be modified to equivalent equivalents. Example. Therefore, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solutions of the present invention should fall within the protection scope of the technical solutions of the present invention.

Claims (10)

1. A spinning bicycle, characterized in that: it comprises a frame, a main rotating shaft, a secondary rotating shaft, a crank, a main rotating wheel, a central rotating wheel, a planetary rotating wheel and an inertia wheel; the main rotating shaft is rotatably installed on the On the frame, two ends of the main rotating shaft are respectively fixed with a crank, and the main rotating wheel is fixed on the main rotating shaft so as to be able to rotate with the rotation of the main rotating shaft; The wheel and the inertia wheel are respectively rotatably mounted on the main rotating shaft and linked with each other; the planetary runner is rotatably mounted on the frame through the secondary rotating shaft; the planetary runner is linked on the Between the main rotating wheel and the central rotating wheel, and the axis of the slave rotating shaft is set in the radial direction of the main rotating shaft and is at a predetermined distance from the axis of the main rotating shaft. 2. The spinning bicycle according to claim 1, characterized in that: the planetary runner comprises a large wheel and a small wheel that are coaxially connected; the small wheel of the planetary runner is linked with the main rotating wheel, The large wheel of the planetary runner is linked with the central runner. 3. The spinning bicycle according to claim 2, wherein the main wheel, the center wheel and the large wheel and the small wheel of the planetary wheel are all gear structures, and the small wheel of the planetary wheel is connected to all the small wheels of the planetary wheel. The main rotating wheel is linked by gear meshing, and the large wheel of the planetary running wheel and the central running wheel are linked by gear meshing. 4. The spinning bicycle according to claim 2, wherein the main wheel, the center wheel and the large wheel and the small wheel of the planetary wheel are all pulley structures, and the small wheel of the planetary wheel and the The main rotating wheel is linked through a belt drive, and the large wheel of the planetary running wheel is linked with the central rotating wheel through a belt drive. 5 . The spinning bicycle according to claim 2 , wherein the main wheel, the center wheel and the large wheel and the small wheel of the planetary wheel are all sprocket structures, and the small wheel of the planetary wheel and the The main rotating wheel is linked through chain transmission, and the large wheel of the planetary running wheel and the central running wheel are linked through chain transmission. 6 . The spinning bicycle according to claim 1 , wherein the inertia wheel and the center runner are coaxially fixed, so that the inertia wheel and the center runner rotate synchronously. 7 . 7 . The spinning bicycle according to claim 1 , wherein the center runner is connected with the inertia wheel through a one-way bearing, so that the center runner and the inertia wheel are connected in a one-way transmission. 8 . . 8 . The spinning bicycle according to claim 1 , wherein the frame includes a front slanted bar part and a rear slanted bar part that form a herringbone shape, and the top of the front slanted bar part is connected to the rear slanted bar. 9 . The upper parts of the parts are connected; the frame also includes a front vertical rod part and a rear vertical rod part, the bottom of the front vertical rod part is fixed with the top end of the rear inclined rod part, and the top of the front vertical rod part is connected a handlebar; the bottom end of the rear vertical rod part is fixed with the lower part of the rear inclined rod part, and the top end of the rear vertical rod part is connected to the seat; the middle part of the rear inclined rod part is provided with a first through hole and a third Two through holes, the main rotating shaft and the slave rotating shaft are respectively installed in the first through hole and the second through hole. 9 . The spinning bicycle according to claim 8 , wherein the top of the front slant member is rotatably pivoted to the upper portion of the rear slant member, so that the bottom of the front slant member It can be folded to the rear slanted bar part, so as to realize the folding of the spinning bicycle; the upper part of the rear slanted bar part is also provided with a baffle plate corresponding to the opening direction of the front slanted bar part, so as to The front slant member is restrained in the open position. 10. The spinning bicycle according to claim 8 or 9, characterized in that: the bottom end of the front inclined rod part is further equipped with a front bottom rod part, and the bottom end of the rear inclined rod part is equipped with a rear bottom rod part , and the bottom end of the rear inclined rod part is pivotally matched with the rear bottom rod part; the front inclined rod part is divided into retractable upper and lower rod parts, and the top of the upper rod part is connected to the rear rod part. The upper part of the inclined rod part is connected, the bottom of the lower rod part is fixed with the front bottom rod part, a lift motor is installed in the upper stage rod part or the lower stage rod part, and the end of the screw rod of the lift motor is connected with the corresponding lower stage rod part Or the upper rod parts are fixed.

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