CN219251562U - Slide shaft swing arm type resistance adjusting device and spinning - Google Patents
Slide shaft swing arm type resistance adjusting device and spinning Download PDFInfo
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- CN219251562U CN219251562U CN202223330029.5U CN202223330029U CN219251562U CN 219251562 U CN219251562 U CN 219251562U CN 202223330029 U CN202223330029 U CN 202223330029U CN 219251562 U CN219251562 U CN 219251562U
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- sliding shaft
- swing arm
- adjusting device
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- linear bearing
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Abstract
The utility model provides a sliding shaft swing arm type resistance adjusting device and a spinning. The resistance adjusting mechanism is arranged on the fixed block. The resistance adjusting mechanism comprises a sliding shaft sleeve, a linear bearing, a sliding shaft and magnetic resistance. The sliding shaft sleeve and the magnetic resistance are respectively and rotatably connected with the fixed block. The sliding shaft sleeve is also connected with a motor. The linear bearing is arranged on the sliding shaft sleeve and provided with a bearing hole. The reluctance includes a reluctance swing arm and a magnet. The slide shaft comprises a slide shaft lever. The sliding shaft is movably connected with the reluctance swing arm, and the sliding shaft rod is movably inserted into the bearing hole. The sliding sleeve and the linear bearing rotate with the motor when the motor rotates. At the moment, the sliding shaft rod moves back and forth in the bearing hole, and meanwhile, the sliding shaft moves left and right on the swinging shaft and drives the swinging shaft to swing up and down, so that the reluctance swinging arm swings. The utility model adjusts resistance by using the sliding shaft to adjust the angle of the reluctance swing arm, so that the motor can reach a larger stroke in a shorter running time and abnormal sound generated by the motor is avoided.
Description
Technical Field
The utility model relates to the technical field of resistance adjusting devices of spinning, in particular to a sliding shaft swing arm type resistance adjusting device and spinning.
Background
The spinning needs to adjust the flywheel resistance according to the requirements of users in the use process. Some existing spinning uses a push-type structure to adjust resistance, and the resistance of the flywheel is adjusted by contacting friction leather with the flywheel. In addition, some spinning uses a magnetic resistance mode to adjust the superposition area of magnetic resistance and the flywheel so as to adjust the resistance of the flywheel.
At present, the resistance is generally adjusted by connecting a screw motor to a reluctance swing arm in a reluctance mode, and changing the superposition area between the reluctance swing arm and a flywheel by adjusting the angle of the swing arm, so that the resistance is adjusted. However, the resistance adjusting device has the advantages that the motor needs to run a relatively long stroke when adjusting resistance, so that the adjusting speed is relatively low, and abnormal sound is easy to occur to the motor due to the fact that the screw motor is directly connected to the reluctance swing arm. In addition, the device is also relatively complex in structure and relatively high in cost.
Disclosure of Invention
The utility model provides a sliding shaft swing arm type resistance adjusting device and a spinning, and aims to solve the problems that the existing spinning for adjusting resistance through a magnetic resistance mode is low in motor adjusting speed and easy to generate abnormal sound due to the fact that a screw motor is directly connected to a magnetic resistance swing arm.
The utility model is realized in the following way:
a slide-axle swing-arm resistance-adjusting device, comprising:
the fixed block is used for being fixed on the spinning;
the driving mechanism comprises a motor and is used for providing power;
the resistance adjusting mechanism is configured on the fixed block and comprises a sliding shaft sleeve, a linear bearing, a sliding shaft and a magnetic resistance, the sliding shaft sleeve and the magnetic resistance are respectively and rotatably connected with the fixed block, the sliding shaft sleeve is further connected with the motor, the linear bearing is configured on the sliding shaft sleeve, a bearing hole is further formed in the linear bearing, the magnetic resistance comprises a magnetic resistance swing arm and a magnet arranged on the magnetic resistance swing arm, the sliding shaft comprises a sliding shaft rod, the sliding shaft is movably connected with the magnetic resistance swing arm, the sliding shaft rod is movably inserted into the bearing hole, the sliding shaft swing arm type resistance adjusting device is configured to drive the sliding shaft sleeve and the linear bearing to rotate through the motor, and further drive the sliding shaft rod to move back and forth in the bearing hole and drive the sliding shaft to move on the magnetic resistance swing arm, so that the magnetic resistance swing arm is driven to swing to adjust resistance.
Further, in a preferred embodiment of the present utility model, a first through hole is formed at one end of the fixed block, the sliding shaft is sleeved in the fixed block, and the rotating shaft of the sliding shaft sleeve penetrates through the first through hole.
Further, in a preferred embodiment of the present utility model, the rotating shaft of the sliding shaft sleeve is rotatably connected with the motor through a coupling.
Further, in a preferred embodiment of the present utility model, a second through hole is formed in the sliding shaft sleeve, the linear bearing is disposed between the sliding shaft sleeve and the fixing block, the linear bearing is inserted into the second through hole, and the bearing hole and the second through hole are coaxially disposed.
Further, in a preferred embodiment of the present utility model, the linear bearing and the sliding shaft sleeve are fixedly connected by a bolt.
Further, in a preferred embodiment of the present utility model, a third through hole is formed in the sliding shaft, a transverse linear bearing is disposed in the third through hole, and the transverse linear bearing and the third through hole are coaxially disposed.
Further, in a preferred embodiment of the present utility model, the reluctance swing arm is provided with a swing shaft, and the slide shaft is sleeved on the swing shaft through the transverse linear bearing and can move along the length direction of the swing shaft.
Further, in a preferred embodiment of the present utility model, the reluctance swing arm is rotatably connected to the fixed block through a connecting rod.
Further, in a preferred embodiment of the present utility model, the present utility model further includes a torsion spring, wherein the torsion spring is sleeved on the connecting rod, and two ends of the torsion spring are respectively fixed on the reluctance swing arm.
A spinning comprises a sliding shaft swing arm type resistance adjusting device.
The beneficial effects of the utility model are as follows:
the utility model relates to a sliding shaft swing arm type resistance adjusting device which comprises a fixed block, a motor and a resistance adjusting mechanism. The resistance adjusting mechanism is arranged on the fixed block. The resistance adjusting mechanism comprises a sliding shaft sleeve, a linear bearing, a sliding shaft and magnetic resistance. The sliding shaft sleeve and the magnetic resistance are respectively and rotatably connected with the fixed block. The sliding shaft sleeve is also connected with a motor. The linear bearing is arranged on the sliding shaft sleeve and is also provided with a bearing hole. The magnetic resistance comprises a magnetic resistance swing arm and a magnet arranged on the magnetic resistance swing arm. The slide shaft comprises a slide shaft lever. The sliding shaft is movably connected with the reluctance swing arm, and the sliding shaft rod is movably inserted into the bearing hole. The sliding sleeve and the linear bearing rotate with the motor when the motor rotates. At the moment, a sliding shaft rod on the sliding shaft moves back and forth in the bearing hole, and meanwhile, the sliding shaft moves left and right on the swinging shaft and drives the swinging shaft to swing up and down, so that the whole reluctance pendulum is realized
The arm swings. The utility model adjusts the resistance by using the sliding shaft to adjust the angle of the reluctance swing arm, and can achieve the adjustment effect of larger stroke in shorter motor running time. In addition, the linear bearing is used as a connecting device, and the motor is connected with the magnetic resistance swing arm through the motor bearing sleeve, the sliding shaft and the linear bearing, so that abnormal sound generated in the operation process of the motor can be avoided, and the silencing effect is achieved.
According to the utility model, the torsion spring is arranged on the reluctance swing arm, so that the effect of counteracting gravity can be achieved, the motor load is smaller during adjustment, abnormal sound is not easy to generate, and the service life of the device is prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an exploded view of a slide axle swing arm type resistance adjusting device according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a sliding shaft swing arm type resistance adjusting device according to an embodiment of the present utility model in a first view angle;
FIG. 3 is a schematic diagram of a sliding shaft swing arm type resistance adjusting device according to an embodiment of the present utility model under a second view angle;
FIG. 4 is a schematic diagram of a structure of a sliding shaft swing arm type resistance adjusting device in an initial position according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of the structure of the pendulum of the sliding shaft swing arm type resistance adjusting device according to the embodiment of the present utility model;
FIG. 6 is a schematic diagram of the structure of a magneto-resistor;
FIG. 7 is a schematic structural view of a linear bearing;
FIG. 8 is a schematic structural view of a bearing housing;
fig. 9 is a schematic structural view of the slide shaft.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a "first" is defined,
The feature of "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Referring to fig. 1 to 9, a first embodiment of the present utility model provides a sliding shaft swing arm type resistance adjusting device, which includes a fixed block 1, a driving mechanism and a resistance adjusting mechanism 2. Wherein, fixed block 1 is fixed on the automobile body of spinning. The drive mechanism includes a motor 3 for powering the resistance adjusting mechanism 2.
In the present embodiment, the resistance adjusting mechanism 2 is disposed on the fixed block 1. The resistance adjusting mechanism 2 comprises a sliding shaft sleeve 21, a linear bearing 22, a sliding shaft 23 and a magnetic resistance 24. A first through hole 11 is formed at one end of the fixed block 1. The sliding sleeve 21 is disposed in the fixed block 1, and the rotating shaft 211 of the sliding sleeve 21 penetrates through the first through hole 11. The rotating shaft 211 of the sliding shaft sleeve 21 is rotatably connected with the motor 3 through a coupling 4 and is used for rotating under the drive of the motor 3. The linear bearing 22 is arranged between the sliding sleeve 21 and the fixed block 1,
and is fixedly connected with the sliding shaft sleeve 21 through the bolt 5. Specifically, a second through hole 212 is formed in the sliding sleeve 21. The linear bearing 22 is provided with a bearing hole 221. The linear bearing 22 is inserted into the second through hole 212 and is fixedly connected with the slide bushing 21 by the bolt 5. The bearing hole 221 is disposed coaxially with the second through hole 212.
In the present embodiment, the reluctance 24 includes a reluctance swing arm 241 and a magnet 242 provided on the reluctance swing arm 241. The reluctance swing arm 241 is rotatably connected with the fixed block 1 through a connecting rod 6. The slide shaft 23 includes a slide shaft lever 231. The slide shaft 231 is movably inserted into the bearing hole 221. The slide shaft 23 is also provided with a third through hole 232. A transverse linear bearing 7 is disposed in the third through hole 232, and the transverse linear bearing 7 is coaxially disposed with the third through hole 232. The reluctance swing arm 241 is provided with a swing shaft 243. The slide shaft 23 is fitted over the swing shaft 243 via a transverse linear bearing 7, and is movable in the longitudinal direction of the swing shaft 243. The sliding shaft swing arm type resistance adjusting device is configured to drive the sliding shaft sleeve 21 and the linear bearing 22 to rotate through the motor 3, so as to drive the sliding shaft lever 231 to move back and forth in the bearing hole 221 and drive the sliding shaft 23 to move on the swing shaft 243, thereby driving the reluctance swing arm 241 to swing to adjust the resistance.
Referring to fig. 1 to 3, in a preferred embodiment, the slide-shaft swing-arm type resistance adjusting device further includes a torsion spring 8. The torsion spring 8 is sleeved on the connecting rod 6, and two ends of the torsion spring are respectively fixed on the reluctance swing arm 241. The torsion spring 8 can play a role in counteracting gravity, so that the load of the motor 3 is small during adjustment, abnormal sound is not easy to generate, and the service life of the device is prolonged.
The slide bushing 21 rotates when the motor 3 rotates. At this time, the sliding shaft lever 231 on the sliding shaft 23 moves back and forth in the bearing hole 221, and at the same time, the sliding shaft 23 moves left and right on the swinging shaft 243 and drives the swinging shaft 243 to swing up and down, so that the entire reluctance swing arm 241 swings. The swing angles of the reluctance swing arms 241 are different, and the overlapping area of the magnet 242 and the flywheel is changed, so that the aim of adjusting the resistance of the spinning is fulfilled. The utility model uses the sliding shaft 23 to adjust the angle of the reluctance swing arm 241
The resistance is adjusted, so that the adjustment effect of a larger stroke can be achieved in a shorter running time of the motor 3. In addition, the utility model uses the linear bearing 22 as a connecting device, and connects the motor 3 and the reluctance swing arm 241 through the bearing sleeve 21, the sliding shaft 23 and the linear bearing 22, thereby achieving the effect of silence. In addition, install torsional spring 8 on reluctance swing arm 241, can play the effect of offset gravity for motor 3 load is less during the regulation, thereby is difficult for producing abnormal sound, and improves the life of device.
The second embodiment of the utility model provides a spinning, which comprises the sliding shaft swing arm type resistance adjusting device.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a slide shaft swing arm formula drag adjusting device which characterized in that includes:
the fixed block is used for being fixed on the spinning;
the driving mechanism comprises a motor and is used for providing power;
the resistance adjusting mechanism is configured on the fixed block and comprises a sliding shaft sleeve, a linear bearing, a sliding shaft and a magnetic resistance, the sliding shaft sleeve and the magnetic resistance are respectively and rotatably connected with the fixed block, the sliding shaft sleeve is further connected with the motor, the linear bearing is configured on the sliding shaft sleeve, a bearing hole is further formed in the linear bearing, the magnetic resistance comprises a magnetic resistance swing arm and a magnet arranged on the magnetic resistance swing arm, the sliding shaft comprises a sliding shaft rod, the sliding shaft is movably connected with the magnetic resistance swing arm, the sliding shaft rod is movably inserted into the bearing hole, the sliding shaft swing arm type resistance adjusting device is configured to drive the sliding shaft sleeve and the linear bearing to rotate through the motor, and further drive the sliding shaft rod to move back and forth in the bearing hole and drive the sliding shaft to move on the magnetic resistance swing arm, so that the magnetic resistance swing arm is driven to swing to adjust resistance.
2. The sliding shaft swing arm type resistance adjusting device according to claim 1, wherein a first through hole is formed in one end of the fixed block, the sliding shaft is sleeved in the fixed block, and a rotating shaft of the sliding shaft sleeve penetrates through the first through hole.
3. The sliding shaft swing arm type resistance adjusting device according to claim 2, wherein the rotating shaft of the sliding shaft sleeve is rotatably connected with the motor through a coupling.
4. The sliding shaft swing arm type resistance adjusting device according to claim 1, wherein a second through hole is formed in the sliding shaft sleeve, the linear bearing is arranged between the sliding shaft sleeve and the fixed block and is inserted into the second through hole, and the bearing hole and the second through hole are coaxially arranged.
5. The sliding shaft swing arm type resistance adjusting device according to claim 4, wherein the linear bearing and the sliding shaft sleeve are fixedly connected through bolts.
6. The sliding shaft swing arm type resistance adjusting device according to claim 1, wherein a third through hole is formed in the sliding shaft, a transverse linear bearing is arranged in the third through hole, and the transverse linear bearing and the third through hole are coaxially arranged.
7. The sliding shaft swing arm type resistance adjusting device according to claim 6, wherein a swing shaft is arranged on the reluctance swing arm, and the sliding shaft is sleeved on the swing shaft through the transverse linear bearing and can move along the length direction of the swing shaft.
8. The sliding axle swing arm type resistance adjusting device according to claim 1, wherein the reluctance swing arm is rotatably connected with the fixed block through a connecting rod.
9. The sliding axle swing arm type resistance adjusting device according to claim 8, further comprising a torsion spring sleeved on the connecting rod, and two ends of the torsion spring are respectively fixed on the reluctance swing arm.
10. A spinning comprising a slide-axle swing-arm resistance-adjusting device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223330029.5U CN219251562U (en) | 2022-12-13 | 2022-12-13 | Slide shaft swing arm type resistance adjusting device and spinning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223330029.5U CN219251562U (en) | 2022-12-13 | 2022-12-13 | Slide shaft swing arm type resistance adjusting device and spinning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219251562U true CN219251562U (en) | 2023-06-27 |
Family
ID=86853537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223330029.5U Active CN219251562U (en) | 2022-12-13 | 2022-12-13 | Slide shaft swing arm type resistance adjusting device and spinning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219251562U (en) |
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2022
- 2022-12-13 CN CN202223330029.5U patent/CN219251562U/en active Active
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