CN213031747U

CN213031747U - Electromagnetic damper with self-generating mechanism for unpowered body-building equipment

Info

Publication number: CN213031747U
Application number: CN202022032206.6U
Authority: CN
Inventors: 何小伟; 金健伟; 金喆
Original assignee: Lishui Jinxin Electric Motor Co ltd
Current assignee: Lishui Jinxin Electric Motor Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-04-23
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses an electromagnetic damper who has from electricity generation mechanism that unpowered body-building apparatus used, its characterized in that: including rotor (1), stator (2), fixed axle (3) and generator (5), stator (2) and fixed axle (3) fixed connection, be equipped with coil (4) on stator (2), rotor (1) rotates to be connected on fixed axle (3), stator (2) are located between rotor (1) and fixed axle (3), the input of generator (5) offsets with the surface of rotor (1), generator (5) are connected with coil (4) electricity. The utility model provides an utilize the process of motion on the exerciser, realize the self-generating electricity of exerciser, utilize the electromagnetic damper who has from the electricity generation mechanism that has that the unpowered body-building apparatus that satisfies the power consumption demand of exerciser itself from the electricity generation.

Description

Electromagnetic damper with self-generating mechanism for unpowered body-building equipment

Technical Field

The utility model relates to the field of sports equipment, specifically say that an electromagnetic damper who has from power generation mechanism that unpowered body-building apparatus used.

Background

Along with the promotion of quality of life, people also are more and more high to healthy attention degree, nevertheless because busy work and life, can't carry out long-time exercise in the open air again, many indoor exercises and indoor exerciser need the continuous appearance of market demand, wherein yoga mat, treadmill etc. all are comparatively common exerciser.

However, in many electrical sports apparatuses, in order to meet the use requirement, the sports apparatus needs to be charged or an external power supply needs to be connected to meet the power consumption requirement of the sports apparatus, such as controlling the speed gear of the sports apparatus.

Disclosure of Invention

The utility model discloses the technical problem that will solve is: the electromagnetic damper with the self-generating mechanism for the unpowered body-building equipment can realize self-generation of the sports equipment by utilizing the process of moving on the sports equipment and meet the power consumption requirement of the sports equipment by utilizing self-generation.

The utility model provides a technical scheme that above-mentioned problem adopted does: the electromagnetic damper with the self-generating mechanism for the unpowered body-building equipment comprises a rotor, a stator, a fixed shaft and a generator, wherein the stator is fixedly connected with the fixed shaft, a coil is arranged on the stator, the rotor is rotatably connected onto the fixed shaft, the stator is arranged between the rotor and the fixed shaft, the input end of the generator is abutted to the outer surface of the rotor, and the generator is electrically connected with the coil.

Compared with the prior art, the invention has the advantages that: use the climbing machine as an example, the attenuator is connected in the climbing machine, when the user moves on the climbing machine, can drive the rotor and rotate, then be connected through the conflict of generator with the rotor, the input of generator rotates, make the generator generate electricity, the electric energy that the generator produced then can be through controller and pressostat with stable current input to the coil, make the stator produce magnetic force, and then through the magnetic force between stator and the rotor, the damping force to the rotor has been formed, the size of electric current in the coil can also be controlled and input to the simultaneous control ware, thereby the size of control damping force, adjust the use of climbing machine and keep off the position.

As an improvement of the utility model, the input of generator is equipped with the rubber sleeve, the input of generator offsets through the rubber sleeve with the surface of rotor, through the improvement, can guarantee the contact effect of generator and rotor through the design of rubber sleeve, frictional force is bigger, and the generator electricity generation is more high-efficient, and the rubber sleeve can also reduce the noise of friction between the input of generator and the rotor simultaneously, promotes user experience.

As an improvement of the utility model, the junction of rotor and rubber sleeve is equipped with the annular knurl, through the improvement can guarantee the contact effect of generator and rotor through the design of annular knurl, and frictional force is bigger, and the generator electricity generation is more high-efficient.

As an improvement of the utility model, still include two support frames, two the both ends that the fixed axle was located respectively to the support frame are used for fixed axle, the generator passes through the connecting plate to be connected on one of them support frame, through the improvement realizes the installation of fixed axle and generator to the relative position relation between generator and the rotor has been guaranteed.

As an improvement of the utility model, the connecting plate passes through the fastener with the support frame and rotates to be connected, the one end that the connecting plate is close to the generator is equipped with one and colludes the ring, collude the ring and be used for coupling spring, through the improvement, can guarantee the contact of rubber sleeve and rotor.

As an improvement of the utility model, one side fixedly connected with rolling disc of rotor, the rotor passes through the rolling disc and rotates the connection on the fixed axle, through the improvement, through the design of rolling disc, can make and be equipped with the clearance between rotor and the stator, avoid the rotor to take place the friction with the stator rotating the in-process.

As the utility model discloses a still have an improvement, be equipped with the flywheel between rolling disc and the rotor, fastener and rolling disc fixed connection are passed through to flywheel one end, the other end of flywheel is equipped with the spliced pole, the inner wall interference fit of spliced pole and rotor, through the improvement, under the effect of flywheel, in the unpowered body-building apparatus motion process, utilize inertia flywheel external diameter to drive the electricity generation, do not need the resistance when slow, the damping force is big more when speed is high more, and the user can have better use to experience simultaneously, has better safety in utilization.

As the utility model discloses a still have an improvement, the stator includes eight wrapping posts that are used for the winding coil, eight the even array of circumference of stator skeleton is followed to the wrapping post, the one end that the axis of rotation was kept away from to the wrapping post is equipped with the magnetic field that increases, through the improvement, through the winding and the circular telegram of coil, can make the wrapping post produce magnetic field, produce suction to the rotor, and then produce the resistance to the rotor, and the even array of circumference of eight wrapping posts can guarantee that the atress between stator and the rotor is even, and the design of increasing the magnetic field piece can avoid the coil to break away from, can also increase magnetic field area, is favorable to the magnetic force effect between stator and the rotor.

As the utility model discloses a still another improvement, the one end that the axis of rotation was kept away from to the piece that increases magnetism is the circular arc setting, the circular arc on the piece that increases magnetism is concentric with the inner wall of rotor, through the improvement, can make the clearance between stator and the rotor more even, and then make the magnetic force between stator and the rotor more even, control more stable.

As a further improvement of the present invention, the fixed shaft is provided with a limit ring, which is offset from the stator, through the improvement, the position of the stator can be ensured.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic side view of the overall structure of the present invention.

Fig. 3 is a schematic diagram of the whole structure of the present invention in a half-section.

Fig. 4 is a schematic view of the structure of the part i in fig. 3 according to the present invention.

Fig. 5 is a schematic view of the structure of the stator of the present invention.

Fig. 6 is a schematic view of another installation structure of the inertia wheel of the present invention.

Shown in the figure: 1. the rotor, 1.1, annular knurl, 2, stator, 2.1, wrapping post, 2.2, magnetism increasing block, 3, fixed axle, 4, coil, 5, generator, 6, rubber sleeve, 7, support frame, 8, connecting plate, 8.1, collude the ring, 9, rolling disc, 10, flywheel, 10.1, spliced pole, 11, spacing ring, 12, half-thread screw.

Detailed Description

Embodiments of the present invention are further described below with reference to the accompanying drawings.

As shown in fig. 1, an electromagnetic damper with a self-generating mechanism for unpowered fitness equipment comprises a rotor 1, a stator 2, a fixed shaft 3 and a generator 5, wherein the stator 2 is fixedly connected with the fixed shaft 3, a coil 4 is arranged on the stator 2, the rotor 1 is rotatably connected to the fixed shaft 3, the stator 2 is arranged between the rotor 1 and the fixed shaft 3, the generator 5 is electrically connected with the coil 4 through a controller and a barostat, a rubber sleeve 6 is arranged at the input end of the generator 5, the input end of the generator 5 is abutted against the outer surface of the rotor 1 through the rubber sleeve 6, and a knurling 1.1 is arranged at the joint of the rotor 1 and the rubber sleeve 6.

As shown in fig. 1-3, the electromagnetic damper with the self-generating mechanism for the unpowered fitness equipment further comprises two support frames 7, the two support frames 7 are respectively arranged at two ends of the fixed shaft 3 and used for fixing the fixed shaft 3, the generator 5 is connected to one of the support frames 7 through a connecting plate 8, the connecting plate 8 is rotatably connected with the support frame 7 through a fastener, one end, close to the generator 5, of the connecting plate 8 is provided with a hook ring 8.1, and the hook ring 8.1 is used for connecting a spring.

As shown in fig. 3, one side fixedly connected with rolling disc 9 of rotor 1, rotor 1 rotates through rolling disc 9 and connects on fixed axle 3, be equipped with flywheel 10 between rolling disc 9 and the rotor 1, fastener and rolling disc 9 fixed connection are passed through to flywheel 10 one end, the other end of flywheel 10 is equipped with spliced pole 10.1, spliced pole 10.1 and rotor 1's inner wall interference fit, one side that rotor 1 was kept away from to rolling disc 9 is equipped with the belt groove that is used for belt drive, and the belt groove is connected with the exerciser through the belt.

As shown in fig. 5, the stator 2 includes eight winding posts 2.1 used for winding the coil 4, eight winding posts 2.1 are evenly arrayed along the circumference of the stator 2 framework, a magnetism increasing block 2.2 is arranged at one end of each winding post 2.1 far away from the rotation axis, one end of each magnetism increasing block 2.2 far away from the rotation axis is arranged in a circular arc, and the circular arc on each magnetism increasing block 2.2 is concentric with the inner wall of the rotor 1.

As shown in fig. 4, a limiting ring 11 is disposed on the fixed shaft 3, and the limiting ring 11 abuts against the stator 2.

The inertia wheel 10 is rotatably connected to the fixed shaft 3 through two bearings, so that the rotor 1 is more stable when connected to the rotating shaft and is not easy to deflect, and one side of the limiting ring 11, which is far away from the stator 2, is abutted against one of the bearings, thereby ensuring the position relation between the rotor 1 and the stator 2.

The stator 2 is made of silicon steel materials, and can form a better magnetic field after the coil 4 is electrified, so that better magnetic force is provided for the rotor 1.

As shown in fig. 6, the flywheel 10 may be provided inside the rotor 1 and be interference-fitted to the rotor 1, or the flywheel 10 may be integrally formed with the rotor 1.

The fastener for connecting the connecting plate 8 with the support 7 can be a pin or a half-thread screw 12, and a section without threads on the half-thread screw 12 is used for being rotatably connected with the connecting plate 8.

The fastening member for connecting the flywheel 10 and the rotating disk 9 is a screw.

The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. All changes which come within the scope of the independent claims of the invention are to be embraced within their scope.

Claims

1. The utility model provides an electromagnetic damper who has from electricity generation mechanism that unpowered body-building apparatus used which characterized in that: including rotor (1), stator (2), fixed axle (3) and generator (5), stator (2) and fixed axle (3) fixed connection, be equipped with coil (4) on stator (2), rotor (1) rotates to be connected on fixed axle (3), stator (2) are located between rotor (1) and fixed axle (3), the input of generator (5) offsets with the surface of rotor (1), generator (5) are connected with coil (4) electricity.

2. The electromagnetic damper with the self-generating mechanism for the unpowered body-building equipment according to claim 1, wherein the electromagnetic damper comprises: the input end of the generator (5) is provided with a rubber sleeve (6), and the input end of the generator (5) is abutted to the outer surface of the rotor (1) through the rubber sleeve (6).

3. The electromagnetic damper with the self-generating mechanism for the unpowered body-building equipment according to claim 2, wherein the electromagnetic damper comprises: and a knurl (1.1) is arranged at the joint of the rotor (1) and the rubber sleeve (6).

4. The electromagnetic damper with the self-generating mechanism for the unpowered body-building equipment according to claim 2, wherein the electromagnetic damper comprises: the power generation device is characterized by further comprising two supporting frames (7), wherein the two supporting frames (7) are respectively arranged at two ends of the fixed shaft (3) and used for fixing the fixed shaft (3), and the power generator (5) is connected onto one of the supporting frames (7) through a connecting plate (8).

5. The electromagnetic damper with the self-generating mechanism for the unpowered body-building equipment according to claim 4, wherein the electromagnetic damper comprises: the connecting plate (8) is rotatably connected with the supporting frame (7) through a fastener, one end, close to the generator (5), of the connecting plate (8) is provided with a hook ring (8.1), and the hook ring (8.1) is used for being connected with a spring.

6. The electromagnetic damper with the self-generating mechanism for the unpowered body-building equipment according to claim 1, wherein the electromagnetic damper comprises: one side fixedly connected with rolling disc (9) of rotor (1), rotor (1) rotates through rolling disc (9) and connects on fixed axle (3).

7. The electromagnetic damper with the self-generating mechanism for the unpowered body-building equipment according to claim 6, wherein the electromagnetic damper comprises: be equipped with flywheel (10) between rolling disc (9) and rotor (1), flywheel (10) one end is through fastener and rolling disc (9) fixed connection, the other end of flywheel (10) is equipped with spliced pole (10.1), spliced pole (10.1) and the inner wall interference fit of rotor (1).

8. The electromagnetic damper with the self-generating mechanism for the unpowered body-building equipment according to claim 1, wherein the electromagnetic damper comprises: stator (2) are including eight wrapping posts (2.1) that are used for winding coil (4), eight the even array of circumference of stator (2) skeleton is followed in wrapping post (2.1), the one end that axis of rotation was kept away from in wrapping post (2.1) is equipped with magnetism increasing piece (2.2).

9. The electromagnetic damper with the self-generating mechanism for the unpowered body-building apparatus according to claim 8, wherein: one end, far away from the rotating axis, of the magnetism increasing block (2.2) is arranged in an arc shape, and the arc on the magnetism increasing block (2.2) is concentric with the inner wall of the rotor (1).

10. The electromagnetic damper with the self-generating mechanism for the unpowered body-building apparatus according to claim 8, wherein: the fixed shaft (3) is provided with a limiting ring (11), and the limiting ring (11) is abutted to the stator (2).