CN218305976U - Self-generating resistance force providing mechanism - Google Patents
Self-generating resistance force providing mechanism Download PDFInfo
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- CN218305976U CN218305976U CN202222283340.2U CN202222283340U CN218305976U CN 218305976 U CN218305976 U CN 218305976U CN 202222283340 U CN202222283340 U CN 202222283340U CN 218305976 U CN218305976 U CN 218305976U
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Abstract
The application discloses from power generation resistance provides mechanism, including the mount, the mount rotates respectively and is connected with driving shaft, first driven shaft and second driven shaft, driving shaft reciprocating rotation drives first driven shaft unidirectional rotation, the fixed cover of first driven shaft has first driven sprocket, the fixed second driven sprocket and the self-generating motor of having cup jointed of second driven shaft, first driven sprocket's diameter is greater than second driven sprocket's diameter, first driven sprocket with second driven sprocket is through first chain drive, so that first driven shaft with the synchronous rotation of second driven shaft, first driven sprocket with the self-generating motor is in the mount is connected with the orthographic projection part of second driven shaft one side overlaps. The structure of the spontaneous resistance force providing mechanism is more compact, so that the floor area of the outdoor public fitness equipment is reduced.
Description
Technical Field
The utility model relates to a body-building apparatus field especially relates to a from power generation resistance provides mechanism.
Background
Along with the development of economy in China, the living standard of people is continuously improved, and people are concerned about self exercise health except for clothes and eating. In order to advocate the concept of sports health, more and more parks, squares, sports centers, playgrounds and other places are provided with outdoor public fitness equipment. The outdoor public fitness equipment can adopt the self-generating motor as a resistance source, and the self-generating motor can provide resistance and convert kinetic energy into electric energy to supply power for an electronic instrument of the outdoor public fitness equipment.
The existing outdoor public fitness equipment has dispersed and not compact enough structure, so that the outdoor public fitness equipment occupies larger area.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks or disadvantages of the prior art, it is desirable to provide a self-generating resistance providing mechanism that is compact in structure.
On the first hand, the utility model discloses a self-generating resistance provides mechanism, including the mount, the mount rotates respectively and is connected with driving shaft, first driven shaft and second driven shaft, the reciprocating rotation of driving shaft drives the one-way rotation of first driven shaft, first driven shaft is fixed to overlap and is connected with first driven sprocket, second driven shaft is fixed to overlap and is connected with second driven sprocket and self-generating motor, the diameter of first driven sprocket is greater than the diameter of second driven sprocket,
the first driven chain wheel and the second driven chain wheel are driven by a first chain to enable the first driven shaft and the second driven shaft to synchronously rotate,
the first driven chain wheel is partially overlapped with the self-generating motor in the orthographic projection on one side, connected with the second driven shaft, of the fixed frame.
According to the technical scheme that this application embodiment provided, overlap through first driven sprocket and the orthographic projection part that is connected with one side of second driven shaft at the mount from generator motor for distance between first driven shaft and the second driven shaft diminishes, makes the structure that spontaneous resistance provided the mechanism compacter, thereby has reduced outdoor public body-building apparatus's area.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
fig. 1 is a front view of a spontaneous electrical resistance force providing mechanism of an embodiment of the present invention;
fig. 2 is a plan view of the self-generating resistance providing mechanism according to the embodiment of the present invention;
fig. 3 is a perspective view of a spontaneous electric resistance providing mechanism according to an embodiment of the present invention;
fig. 4 is a schematic view of a third chain transmission structure of the spontaneous electric resistance force providing mechanism according to the embodiment of the present invention;
fig. 5 is a schematic view of the first chain and the second chain transmission structure of the self-generating resistance providing mechanism according to the embodiment of the present invention.
Detailed Description
The present application will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Please refer to fig. 1-5, the utility model discloses a self-generating resistance provides mechanism, including mount 100, mount 100 rotates respectively and is connected with driving shaft 210, first driven shaft 211 and second driven shaft 212, driving shaft 210 reciprocating rotation drives first driven shaft 211 unidirectional rotation, first driven shaft 211 is fixed to be cup jointed first driven sprocket 240, second driven shaft 212 is fixed to be cup jointed second driven sprocket 241 and self-generating motor 213, the diameter of first driven sprocket 240 is greater than the diameter of second driven sprocket 241, first driven sprocket 240 and second driven sprocket 241 are through the transmission of first chain 242, so that first driven shaft 211 and second driven shaft 212 rotate in step, first driven sprocket 240 overlaps at the orthographic projection part that mount 100 is connected with second driven shaft 212 one side with self-generating motor 213.
The utility model discloses an in the embodiment, the mount is used for supporting whole spontaneous electrical resistance and provides the mechanism, and driving shaft, first driven shaft and second driven shaft rotate with the mount respectively and are connected, can but not be limited to realize rotating through the bearing and connect, have reduced the frictional force that the rotation in-process of driving shaft, first driven shaft and second driven shaft received. When the user uses outdoor public fitness equipment, direct drive driving shaft rotates, for example when outdoor public fitness equipment is for pushing chest rowing training ware, the swing arm that pushes away chest rowing training ware is direct to be linked to each other with the driving shaft, and the user pushes and pulls the swing arm, drives the swing arm swing, also exactly drives the reciprocating rotation of driving shaft.
The first driven shaft and the second driven shaft move following the movement of the driving shaft. Specifically, the reciprocating rotation of driving shaft drives first driven shaft unidirectional rotation, no matter the driving shaft is along clockwise or anticlockwise rotation, all can only drive first driven shaft along clockwise or anticlockwise unidirectional rotation, and first driven shaft and second driven shaft are synchronous rotation, and first driven shaft unidirectional rotation drives second driven shaft unidirectional rotation. And resistance exists when the self-generating motor on the second driven shaft rotates, and resistance is provided for the reciprocating swing of the driving shaft. In the process that the driving shaft drives the self-generating motor to rotate in a single direction, the self-generating motor can generate electric energy, the self-generating motor can be electrically connected with the storage battery, and the storage battery is charged by the electric energy generated by the self-generating motor, so that the electric energy is stored. In-process that carries out the muscle training at the user, when the reciprocal swing of drive driving shaft, drive first driven shaft and second driven shaft unidirectional rotation, also drive the unidirectional rotation of self-generating motor promptly, the self-generating motor can not carry out the motion switching-over at the training in-process, because inertia causes the driving shaft to appear rotating and just to be frustrated when can avoiding self-generating motor switching-over, has promoted user's training and has experienced.
The first driven shaft is fixedly sleeved with a first driven chain wheel, the first driven chain wheel and the first driven shaft are arranged concentrically, and the first driven chain wheel rotates along with the first driven shaft. The second driven shaft is fixedly sleeved with a second driven chain wheel, the second driven chain wheel and the second driven shaft are arranged concentrically, and the second driven chain wheel rotates along with the second driven shaft. First driven sprocket and second driven sprocket pass through first chain drive, and first driven sprocket and second driven sprocket all contact with the inboard of first chain, and that is first driven sprocket and the synchronous syntropy rotation of second driven sprocket promptly, and that is first driven shaft and the synchronous syntropy rotation of second driven shaft promptly.
The diameter of first driven sprocket is greater than the diameter of second driven sprocket, and first driven shaft rotates a less angle, just can realize driving the second driven shaft and rotate a great angle. That is to say, the driving shaft can drive the self-generating motor to rotate by a larger angle without swinging to a large extent.
First driven sprocket overlaps with the orthographic projection part that spontaneous electric motor is connected with one side of second driven shaft at the mount for distance between first driven shaft and the second driven shaft diminishes, makes spontaneous resistance provide the structure of mechanism compacter, thereby has reduced outdoor public body-building apparatus's area.
Further, the driving shaft 210 is fixedly sleeved with a first driving sprocket 220 and a second driving sprocket 230, the first driven shaft 211 is fixedly sleeved with a first one-way sprocket 221 and a second one-way sprocket 231, the slipping directions of the first one-way sprocket 221 and the second one-way sprocket 231 are the same, the first driving sprocket 220 and the first one-way sprocket 221 are driven by a second chain 222, the second driving sprocket 230 and the second one-way sprocket 231 are driven by a third chain 232, and the first one-way sprocket 221 and the second one-way sprocket 231 synchronously rotate in the opposite direction.
In the embodiment of the utility model, the first driven shaft is fixedly sleeved with the first one-way chain wheel and the second one-way chain wheel, the slipping directions of the first one-way chain wheel and the second one-way chain wheel are the same, and when the first one-way chain wheel and the second one-way chain wheel rotate along the slipping direction, the first one-way chain wheel and the second one-way chain wheel can not drive the first driven shaft to rotate; when first one-way sprocket and the one-way sprocket of second rotated along the opposite direction with the direction of skidding, first one-way sprocket and the one-way sprocket of second can drive first driven shaft and rotate. The first and second unidirectional sprockets can, but are not limited to, employ a ratchet structure.
The slipping direction of the first one-way chain wheel and the second one-way chain wheel is the same, and the rotating direction of the self-generating motor is opposite, the first one-way chain wheel and the second one-way chain wheel synchronously rotate in the opposite direction, at least one of the first one-way chain wheel and the second one-way chain wheel can be ensured to drive the first driven shaft to rotate, and then the self-generating motor is driven to rotate. The slip direction of the first one-way chain wheel and the second one-way chain wheel is anticlockwise, and the rotation direction of the self-generating motor is clockwise, so that when the driving shaft rotates clockwise, the first one-way chain wheel is driven to rotate clockwise and the second one-way chain wheel rotates anticlockwise, the first one-way chain wheel rotates clockwise to drive the first driven shaft to rotate clockwise, the second driven shaft and the self-generating motor are driven to rotate clockwise, at the moment, the second one-way chain wheel rotates anticlockwise and slips, and the second one-way chain wheel cannot drive the first driven shaft to rotate; when the driving shaft rotates anticlockwise, the first one-way chain wheel is driven to rotate anticlockwise and the second one-way chain wheel is driven to rotate clockwise, the second one-way chain wheel rotates clockwise to drive the first driven shaft to rotate clockwise, and then the second driven shaft and the self-generating motor rotate clockwise, the first one-way chain wheel rotates anticlockwise and slips at the moment, the first one-way chain wheel cannot drive the first driven shaft to rotate, the driving shaft is driven to rotate in a reciprocating mode to drive the first driven shaft to rotate in a one-way mode, and then the second driven shaft and the self-generating motor are driven to rotate in a one-way mode.
Further, the outer diameter of the first driving sprocket 220 is equal to the outer diameter of the second driving sprocket 230, and the outer diameter of the first one-way sprocket 221 is equal to the outer diameter of the second one-way sprocket 231.
In an embodiment of the present invention, the outer diameter of the first driving sprocket is equal to the outer diameter of the second driving sprocket, and the outer diameter of the first one-way sprocket is equal to the outer diameter of the second one-way sprocket. The transmission ratio between the first one-way chain wheel and the first driving chain wheel is the same as the transmission ratio between the second one-way chain wheel and the second driving chain wheel, so that the driving shaft can receive constant force when rotating in a reciprocating manner, and the stability of muscle training is ensured.
Further, the first driving sprocket 220 and the first driven sprocket 240 partially overlap each other in an orthographic projection of the mount 100 on the side where the second driven shaft 212 is connected, and the second driving sprocket 230 and the first driven sprocket 240 partially overlap each other in an orthographic projection of the mount on the side where the second driven shaft 212 is connected.
The utility model discloses an in the embodiment, first drive sprocket overlaps with the orthographic projection part that first driven sprocket is connected with one side of second driven shaft at the mount, and second drive sprocket overlaps with the orthographic projection part that first driven sprocket is connected with one side of second driven shaft at the mount for distance between first driven shaft and the driving shaft diminishes, makes the structure that spontaneous resistance provided the mechanism compacter, thereby has reduced outdoor public body-building apparatus's area.
Further, the second chain 222 is passing around the first one-way sprocket 221, and the third chain 232 is passing around the second one-way sprocket 231.
In the embodiment of the present invention, the second chain is bypassing the first one-way sprocket, and the bypass here means that the first one-way sprocket contacts with the inner side of the second chain, so as to realize the synchronous rotation of the first one-way sprocket and the first driving sprocket. The third chain reversely winds around the second one-way chain wheel, wherein the reverse winding means that the second one-way chain wheel is in contact with the outer side of the third chain wheel, and the second one-way chain wheel and the second driving chain wheel synchronously rotate in the reverse direction. And first driving sprocket and second driving sprocket all cup joint and fix on the driving shaft, and the driving shaft can drive first driving sprocket and the synchronous syntropy rotation of second driving sprocket, realizes the synchronous antiport rotation of first one-way sprocket and second one-way sprocket.
Further, the fixed frame 100 is rotatably connected with a first tension sprocket 234 and a second tension sprocket 235, the second driving sprocket 230, the first tension sprocket 234 and the second tension sprocket 235 respectively tightly support the inner side of the third chain 232, and the second one-way sprocket 231 tightly supports the outer side of the third chain 232.
In an embodiment of the present invention, the first tension sprocket and the second tension sprocket play a role of tensioning the third chain. Simultaneously, first tensioning sprocket and second tensioning sprocket can change the trend of third chain for the one-way sprocket of second can be walked around to the outside of third chain steadily, and avoid the third chain to produce the motion with other structures that the resistance from electricity generation provided the mechanism and interfere, have guaranteed driven stability.
Further, the first tension sprocket 234 is located above the self-generating motor 213, the second tension sprocket 235 is located below the second one-way sprocket 231, and an orthographic projection of the second tension sprocket 235 on the first driven sprocket 240 is located within the first driven sprocket 240.
The utility model discloses an in the embodiment, rationally distribute first tensioning sprocket and second tensioning sprocket's position for the structure that spontaneous resistance provided the mechanism is compacter.
Further, the first driving sprocket 220 is provided with a first limiting hole 223, the second driving sprocket 230 is provided with a second limiting hole 233, the first limiting hole 223 is opposite to the second limiting hole 233, the fixing frame 100 is detachably and fixedly connected with a limiting rod 150, and the limiting rod 150 penetrates through the first limiting hole 223 and the second limiting hole 233.
The utility model discloses an in the embodiment, the shape and the size homoenergetic of first spacing hole and the spacing hole of second are the same, and first spacing hole and the spacing hole of second are arc waist hole, and the gag lever post of being convenient for passes. The limiting rod penetrates through the first limiting hole and the second limiting hole, when the driving shaft rotates in a reciprocating mode, the two ends of the first limiting hole and the second limiting hole can limit the rotating range of the limiting rod, namely the rotating range of the driving shaft is limited, and personal safety of a user is guaranteed.
Further, the self-generating motor 213 is electrically connected to a battery.
The utility model discloses an in the embodiment, to connect from the generator motor with the battery electricity, utilize the electric energy that generates from the generator motor to be storage battery charging, realize storing the electric energy. The storage battery can supply power for electric equipment such as meters of outdoor public fitness equipment. Of course, a solar panel can be arranged to generate electricity and charge the storage battery.
Further, the fixing frame 100 includes a first fixing plate 110 and a second fixing plate 120 which are oppositely disposed and spaced, a plurality of positioning rods 140 are disposed between the first fixing plate 110 and the second fixing plate 120, one end of each positioning rod 140 is detachably and fixedly connected to the first fixing plate 110, the other end of each positioning rod 140 is detachably and fixedly connected to the second fixing plate 120, and the first driven sprocket 240, the second driven sprocket 241 and the self-generating motor 213 are disposed between the first fixing plate 110 and the second fixing plate 120.
The utility model discloses an in the embodiment, first driven sprocket, second driven sprocket and from the generator motor lie in between first fixed plate and the second fixed plate, and first fixed plate and second fixed plate can play the guard action. Set up a plurality of locating levers between first fixed plate and second fixed plate, a plurality of locating levers can play the effect of supporting first fixed plate and second fixed plate for first fixed plate and second fixed plate keep being parallel to each other and connect stably. One end and the first fixed plate detachably fixed connection of locating lever can but not be limited to the locating lever and be connected through the bolt with first fixed plate, and simple structure is reliable. The other end and the second fixed plate detachably fixed connection of locating lever can but not be limited to the locating lever and be connected through the bolt with the second fixed plate, and simple structure is reliable.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention herein disclosed is not limited to the particular combination of features disclosed herein, and that other combinations of features disclosed herein or their equivalents, in any combination, are also encompassed by the invention without departing from the spirit of the invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (10)
1. A self-generating resistance providing mechanism is characterized by comprising a fixing frame, wherein the fixing frame is respectively and rotatably connected with a driving shaft, a first driven shaft and a second driven shaft, the driving shaft rotates in a reciprocating manner to drive the first driven shaft to rotate in a single direction, the first driven shaft is fixedly sleeved with a first driven chain wheel, the second driven shaft is fixedly sleeved with a second driven chain wheel and a self-generating motor, the diameter of the first driven chain wheel is larger than that of the second driven chain wheel,
the first driven chain wheel and the second driven chain wheel are driven by a first chain to enable the first driven shaft and the second driven shaft to synchronously rotate,
the first driven chain wheel is partially overlapped with the self-generating motor in the orthographic projection on one side, connected with the second driven shaft, of the fixed frame.
2. The self-generating resistance providing mechanism according to claim 1, wherein the driving shaft is fixedly sleeved with a first driving sprocket and a second driving sprocket, the first driven shaft is fixedly sleeved with a first unidirectional sprocket and a second unidirectional sprocket, the slipping directions of the first unidirectional sprocket and the second unidirectional sprocket are the same, the first driving sprocket and the first unidirectional sprocket are driven by a second chain, the second driving sprocket and the second unidirectional sprocket are driven by a third chain, and the first unidirectional sprocket and the second unidirectional sprocket synchronously rotate in opposite directions.
3. The self-generating resistance providing mechanism according to claim 2, wherein an outer diameter of the first drive sprocket is equal to an outer diameter of the second drive sprocket, and an outer diameter of the first one-way sprocket is equal to an outer diameter of the second one-way sprocket.
4. The self-generating resistance providing mechanism according to claim 2, wherein the first driving sprocket overlaps with the first driven sprocket in an orthographic projection on the side of the mount where the second driven shaft is connected, and the second driving sprocket overlaps with the first driven sprocket in an orthographic projection on the side of the mount where the second driven shaft is connected.
5. The self-generating resistance providing mechanism according to claim 2, wherein the second chain is passing around the first one-way sprocket, and the third chain is passing around the second one-way sprocket in a reverse direction.
6. The self-generating resistance providing mechanism according to claim 5, wherein the fixing frame is rotatably connected with a first tension sprocket and a second tension sprocket, the second driving sprocket, the first tension sprocket and the second tension sprocket respectively abut against an inner side of the third chain, and the second one-way sprocket abuts against an outer side of the third chain.
7. The self-generating resistance providing mechanism according to claim 6, wherein the first tension sprocket is located above the self-generating motor, the second tension sprocket is located below the second one-way sprocket, and an orthographic projection of the second tension sprocket on the first driven sprocket is located inside the first driven sprocket.
8. The self-generating resistance providing mechanism according to claim 2, wherein the first driving sprocket is provided with a first limiting hole, the second driving sprocket is provided with a second limiting hole, the first limiting hole is opposite to the second limiting hole, the fixing frame is detachably and fixedly connected with a limiting rod, and the limiting rod penetrates through the first limiting hole and the second limiting hole.
9. The self-generating resistance providing mechanism according to claim 1, wherein the self-generating motor is electrically connected with a storage battery.
10. The self-generating resistance providing mechanism according to claim 1, wherein the fixing frame comprises a first fixing plate and a second fixing plate which are arranged oppositely and at an interval, a plurality of positioning rods are arranged between the first fixing plate and the second fixing plate, one ends of the positioning rods are fixedly connected with the first fixing plate in a detachable manner, the other ends of the positioning rods are fixedly connected with the second fixing plate in a detachable manner, and the first driven sprocket, the second driven sprocket and the self-generating motor are located between the first fixing plate and the second fixing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222283340.2U CN218305976U (en) | 2022-08-29 | 2022-08-29 | Self-generating resistance force providing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222283340.2U CN218305976U (en) | 2022-08-29 | 2022-08-29 | Self-generating resistance force providing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218305976U true CN218305976U (en) | 2023-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222283340.2U Active CN218305976U (en) | 2022-08-29 | 2022-08-29 | Self-generating resistance force providing mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN218305976U (en) |
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2022
- 2022-08-29 CN CN202222283340.2U patent/CN218305976U/en active Active
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