CN216653272U - Exercise bicycle with pitching function - Google Patents
Exercise bicycle with pitching function Download PDFInfo
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- CN216653272U CN216653272U CN202122462835.7U CN202122462835U CN216653272U CN 216653272 U CN216653272 U CN 216653272U CN 202122462835 U CN202122462835 U CN 202122462835U CN 216653272 U CN216653272 U CN 216653272U
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Abstract
The utility model discloses an exercise bicycle with a pitching function, which comprises a frame and a base, wherein the frame is provided with a front frame and a rear frame; the base comprises a front bottom tube, a rear bottom tube and a longitudinal rod piece, wherein the front end and the rear end of the longitudinal rod piece are respectively fixed with the front bottom tube and the rear bottom tube to form an I-shaped shape; the front bottom tube consists of a middle section and two side sections, wherein the middle section is pivoted with the two side sections, and the two side sections are respectively fixed with the front end of the longitudinal rod piece; the bottom end of the front part of the frame is fixed with the middle section of the front bottom pipe, so that the frame can rotate around the middle section of the front bottom pipe, and the rear part of the frame is connected with the rear part of the base through a lifting mechanism. After the structure is adopted, the vehicle body has the characteristics of compact structure and attractive appearance on the basis of realizing the pitching action of the vehicle body.
Description
Technical Field
The utility model relates to a sports fitness and exercise device, in particular to a fitness bicycle with a pitching function.
Background
The existing exercise bicycle (including exercise bicycle for exercise and racing bicycle for competition) is made by the structural principle of the traditional bicycle, and is different from the traditional bicycle in that the bicycle can run on the road, but the exercise bicycle can not run on the road, and can only simulate the exercise mode of the bicycle in situ for the exerciser or competitor to exercise, thereby achieving the purpose of competition or exercise. The exercise bike in the prior art generally comprises a base which can be stably placed on the ground or on a plane, and a body which is fixed on the base, wherein the body generally comprises a frame, and driving wheels, inertia wheels, handles, a cushion and the like which are arranged on the frame, the base is generally formed by connecting a front bottom tube, a rear bottom tube and a longitudinal rod piece into an I-shaped structure, wherein, the frame is fixed on the longitudinal rod of the base, in order to improve the exercise interest of the rider and realize the competition, the exercise bike with the pitching function in the prior art is characterized in that the frame is arranged on the longitudinal rod through a pin joint structure and is matched with a lifting mechanism, so that the frame can perform pitching action relative to the base, because the frame needs to be connected with the longitudinal rod piece through the pin joint structure, the defect that the exercise bicycle has complex structure and unattractive appearance is caused in appearance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides the exercise bicycle with the pitching function, which has the characteristics of compact structure and attractive appearance on the basis of realizing the pitching action of the bicycle body through structural improvement.
The technical scheme adopted by the utility model for solving the technical problems is as follows: an exercise bike with a pitching function comprises a frame and a base; the base comprises a front bottom tube, a rear bottom tube and a longitudinal rod piece, wherein the front end and the rear end of the longitudinal rod piece are respectively fixed with the front bottom tube and the rear bottom tube to form an I-shaped shape; the front bottom tube consists of a middle section and two side sections, wherein the middle section is pivotally connected with the two side sections, and the two side sections are respectively fixed with the front end of the longitudinal rod piece; the bottom end of the front part of the frame is fixed with the middle section of the front bottom pipe, so that the frame can rotate around the middle section of the front bottom pipe, and the rear part of the frame is connected with the rear part of the base through a lifting mechanism.
The lifting mechanism comprises a motor and a lifting rod linked with the motor, the bottom of the lifting mechanism is fixed at the rear part of the longitudinal rod piece, and the top end of the lifting rod is fixed with the rear part of the frame.
The front end of indulging the member is equipped with U type spare, the interlude activity adaptation of preceding bottom tube is in the U type mouth of U type spare, the medial extremity of the side limit section of two preceding bottom tubes is fixed with the both sides wall of U type spare respectively.
A rotating shaft is further sleeved in the middle section of the front bottom pipe, and the middle section of the front bottom pipe is rotatably matched with the rotating shaft; the two side walls of the U-shaped part are respectively provided with a first through hole, the two ends of the rotating shaft respectively penetrate through the first through holes of the two side walls of the U-shaped part, and the two ends of the rotating shaft are fixed at the two side walls of the U-shaped part in a nut locking mode outside the two side walls of the U-shaped part.
The middle section of the front bottom pipe and the rotating shaft are also provided with shaft sleeves, and the two shaft sleeves are respectively matched between the two ends of the middle section of the front bottom pipe and the two ends of the rotating shaft.
The rotating shaft is provided with a second through hole penetrating through two ends along the axis direction, a connecting shaft is sleeved in the second through hole of the rotating shaft, and two ends of the connecting shaft extend into the side sections of the two front bottom tubes respectively and are fixed with the corresponding side sections.
The side edge section of preceding bottom tube's outside one end is equipped with the cavity, the both ends of connecting axle are worn respectively to in the cavity of the outside one end of the side edge section of two preceding bottom tubes to it is fixed mutually to connect through the nut lock.
The side sections of the two front bottom pipes and the two side walls of the U-shaped part are respectively provided with an L-shaped connecting sheet, one side of each L-shaped connecting sheet is welded and fixed with the corresponding side section of the front bottom pipe, and the other side of each L-shaped connecting sheet is fixed with the corresponding side wall of the U-shaped part in a screw locking mode.
And the side edge sections of the two front bottom pipes are respectively fixed with a foot pad.
The two foot pads are also respectively supported at two ends of the connecting shaft.
Compared with the prior art, the utility model has the beneficial effects that:
the front bottom pipe is divided into a middle section and two side sections, the middle section is pivotally connected with the two side sections, and the two side sections are respectively fixed with the front end of the longitudinal rod piece; the bottom end of the front part of the frame is fixed with the middle section of the front bottom pipe, so that the frame can rotate around the middle section of the front bottom pipe, and the rear part of the frame is connected with the rear part of the base through a lifting mechanism. The structure of the utility model directly uses the middle section of the front bottom tube as the pivot joint part at the front part of the frame, so that the exercise bicycle has compact structure, and in addition, the pivot joint part can not be seen from the appearance, so that the appearance is more attractive.
The utility model is further explained in detail with the accompanying drawings and the embodiments; however, the exercise bicycle with a pitching function according to the present invention is not limited to the embodiment.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an exploded perspective view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a top view of the present invention;
FIG. 5 is a sectional view taken along line A-A of FIG. 3;
fig. 6 is an enlarged schematic view of a portion B in fig. 5.
Detailed Description
In the embodiment, referring to fig. 1 to 6, the exercise bicycle with the pitching function of the present invention can be an exercise bicycle for performing exercise and a racing bicycle for performing competition, the exercise bicycle comprises a frame 1 and a base, wherein the frame 1 is provided with a driving wheel 21, an inertia wheel 22, and other components; the base comprises a front bottom tube 3, a rear bottom tube 4 and a longitudinal rod piece 5, wherein the front end and the rear end of the longitudinal rod piece 5 are respectively fixed with the front bottom tube 3 and the rear bottom tube 4 to form an I-shaped shape; the front bottom tube 3 is composed of a middle section 31 and two side sections 32, wherein the middle section 31 is pivotally connected with the two side sections 32, and the two side sections 32 are respectively fixed with the front end of the longitudinal rod 5; the bottom end of the front part of the frame 1 is fixed with the middle section 31 of the front bottom tube 3, so that the frame 1 can rotate around the middle section 31 of the front bottom tube 3, and the rear part of the frame 1 is connected with the rear part of the base through a lifting mechanism 6.
In this embodiment, the lifting mechanism 6 includes a motor 61 and a lifting rod 62 linked with the motor, the bottom of the lifting mechanism 6 is fixed to the rear portion of the longitudinal rod 5, and the top end of the lifting rod 62 is fixed to the rear portion of the frame 1.
In this embodiment, the front end of the longitudinal rod 5 is provided with a U-shaped member 51, the middle section 31 of the front bottom tube 3 is movably fitted in the U-shaped opening 511 of the U-shaped member 51, and the inner ends of the side sections 32 of the two front bottom tubes are respectively fixed to two side walls 512 of the U-shaped member 51.
In this embodiment, a rotating shaft 71 is further sleeved in the middle section 31 of the front bottom tube 3, and the middle section 31 of the front bottom tube 3 is rotatably matched with the rotating shaft 71; two side walls 512 of the U-shaped member 51 are respectively provided with a first through hole 513, two ends of the rotating shaft 71 respectively penetrate through the first through holes 513 of the two side walls 512 of the U-shaped member 51, and two ends of the rotating shaft 71 are fixed at the two side walls 512 of the U-shaped member 51 by locking nuts 72 at the outer sides of the two side walls 512 of the U-shaped member 51.
In this embodiment, a shaft sleeve 73 is further disposed between the middle section 31 of the front bottom tube 3 and the rotating shaft 71, and the two shaft sleeves 73 are respectively adapted between two ends of the middle section 31 of the front bottom tube 3 and two ends of the rotating shaft 71.
In this embodiment, the rotating shaft 71 is provided with a second through hole 711 penetrating through two ends along the axial direction, a connecting shaft 74 is sleeved in the second through hole 711 of the rotating shaft 71, and two ends of the connecting shaft 74 respectively extend into the side sections 32 of the two front bottom tubes 3 and are fixed with the corresponding side sections 32.
In this embodiment, a concave cavity 321 is formed at one end of the outer side of the side section 32 of the front bottom tube 3, and two ends of the connecting shaft 74 respectively penetrate through the concave cavities 321 at one end of the outer sides of the side sections 32 of the two front bottom tubes and are locked and fixed by nuts 75.
In this embodiment, L-shaped connecting pieces 76 are further respectively disposed between the side edge sections 32 of the two front bottom tubes and the two side walls 512 of the U-shaped member 51, one side of each L-shaped connecting piece 76 is welded and fixed to the corresponding side edge section 32 of the front bottom tube, and the other side of each L-shaped connecting piece 76 is fixed to the corresponding side wall 512 of the U-shaped member 51 by screws 77.
In this embodiment, the side sections 32 of the two front bottom tubes are further fixed with a foot pad 322 respectively.
In this embodiment, the two foot pads 322 are further respectively supported at two ends of the connecting shaft 74.
The utility model relates to a body-building bicycle with pitching function, which adopts the technical scheme that a front bottom tube 3 is divided into a middle section 31 and two side sections 32, wherein the middle section 31 is pivotally connected with the two side sections 32, and the two side sections 32 are respectively fixed with the front end of a longitudinal rod 5; the bottom end of the front part of the frame 1 is fixed with the middle section 31 of the front bottom tube 3, so that the frame 1 can rotate around the middle section 31 of the front bottom tube 3, and the rear part of the frame 1 is connected with the rear part of the base through a lifting mechanism 6. The structure of the utility model directly utilizes the middle section of the front bottom tube as the pivot joint part at the front part of the frame, so that the exercise bicycle has compact structure.
The foregoing is considered as illustrative of the preferred embodiments of the utility model and is not to be construed as limiting the utility model in any way. Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make many possible variations and modifications to the disclosed embodiments, or equivalent modifications, without departing from the scope of the disclosed embodiments. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (10)
1. An exercise bicycle with a pitching function comprises a frame and a base; the base comprises a front bottom tube, a rear bottom tube and a longitudinal rod piece, wherein the front end and the rear end of the longitudinal rod piece are respectively fixed with the front bottom tube and the rear bottom tube to form an I-shaped shape; the method is characterized in that: the front bottom tube consists of a middle section and two side sections, wherein the middle section is pivotally connected with the two side sections, and the two side sections are respectively fixed with the front end of the longitudinal rod piece; the bottom end of the front part of the frame is fixed with the middle section of the front bottom pipe, so that the frame can rotate around the middle section of the front bottom pipe, and the rear part of the frame is connected with the rear part of the base through a lifting mechanism.
2. The exercise bike with pitch function as claimed in claim 1, wherein: the lifting mechanism comprises a motor and a lifting rod linked with the motor, the bottom of the lifting mechanism is fixed at the rear part of the longitudinal rod piece, and the top end of the lifting rod is fixed with the rear part of the frame.
3. The exercise bike with pitch function as claimed in claim 1, wherein: the front end of indulging the member is equipped with U type spare, the interlude activity adaptation of preceding bottom tube is in the U type mouth of U type spare, and the medial extremity of the side limit section of two preceding bottom tubes is fixed with the both sides wall of U type spare respectively.
4. The exercise bike with pitch function as claimed in claim 3, wherein: a rotating shaft is further sleeved in the middle section of the front bottom pipe, and the middle section of the front bottom pipe is rotatably matched with the rotating shaft; the two side walls of the U-shaped part are respectively provided with a first through hole, the two ends of the rotating shaft respectively penetrate through the first through holes of the two side walls of the U-shaped part, and the two ends of the rotating shaft are fixed at the two side walls of the U-shaped part in a nut locking mode outside the two side walls of the U-shaped part.
5. The exercise bike with pitch function as claimed in claim 4, wherein: the middle section of the front bottom pipe and the rotating shaft are also provided with shaft sleeves, and the two shaft sleeves are respectively matched between the two ends of the middle section of the front bottom pipe and the two ends of the rotating shaft.
6. The exercise bike with pitching function as claimed in claim 4, wherein: the rotating shaft is provided with a second through hole penetrating through two ends along the axis direction, a connecting shaft is sleeved in the second through hole of the rotating shaft, and two ends of the connecting shaft extend into the side sections of the two front bottom tubes respectively and are fixed with the corresponding side sections.
7. The exercise bike with pitch function as claimed in claim 6, wherein: the side edge section of preceding bottom tube's outside one end is equipped with the cavity, the both ends of connecting axle are worn respectively to in the cavity of the outside one end of the side edge section of two preceding bottom tubes to it is fixed mutually to connect through the nut lock.
8. The exercise bike with pitch function as claimed in claim 3, wherein: the side sections of the two front bottom pipes and the two side walls of the U-shaped part are respectively provided with an L-shaped connecting sheet, one side of each L-shaped connecting sheet is welded and fixed with the corresponding side section of the front bottom pipe, and the other side of each L-shaped connecting sheet is fixed with the corresponding side wall of the U-shaped part in a screw locking mode.
9. The exercise bike with pitch function as claimed in claim 6, wherein: and the side edge sections of the two front bottom pipes are respectively fixed with a foot pad.
10. The exercise bike with pitch function as claimed in claim 9, wherein: the two foot pads are also respectively supported at two ends of the connecting shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122462835.7U CN216653272U (en) | 2021-10-13 | 2021-10-13 | Exercise bicycle with pitching function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122462835.7U CN216653272U (en) | 2021-10-13 | 2021-10-13 | Exercise bicycle with pitching function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216653272U true CN216653272U (en) | 2022-06-03 |
Family
ID=81765833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122462835.7U Active CN216653272U (en) | 2021-10-13 | 2021-10-13 | Exercise bicycle with pitching function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216653272U (en) |
-
2021
- 2021-10-13 CN CN202122462835.7U patent/CN216653272U/en active Active
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