TWI542381B - Torque adjustment detection system - Google Patents

Description

Torque adjustment detection system

This creation is about a torsion adjustment detection system, especially a torsion adjustment detection system that is used in fitness equipment such as exercise bikes to provide torque adjustment and accurate detection of torque values.

In the existing exercise machine, etc., in order to provide the user with different torque functions according to their physical condition or different stages of physical training needs, in addition to the torque adjustment device connected to the fitness device In the appliance, a torque detecting device for applying a force to the torque generating mechanism (for example, a flywheel, etc.) is also provided with a torque detecting device, and the torque detecting device is electrically connected to the existing controller in the fitness device. In order to provide the user to operate the torque adjustment device to adjust the torsional resistance of the torque generating device applied to the torque generating mechanism, and the torque detecting device detects the torsional resistance after the adjustment is changed, and the controller displays the adjusted torsional resistance value. .

However, in the application of the fitness device, the torque adjustment device, the torque detecting device and the controller in the fitness device are each developed and independent, and each provides its own specific function, so that the user operates the fitness. In the case of appliances, it is often difficult to set the torque and accurately detect the adjusted torque value due to the lack of systematic integration of the various mechanisms.

The main purpose of this creation is to provide a torsion adjustment detection system to solve the problem that the existing torsion adjustment detection mechanism fails to systematically integrate its torque adjustment and accurately detect the torque value.

In order to achieve the pre-existing purpose, the torque adjustment detection system proposed by this creation includes: a torque adjusting device is configured to connect a torsion acting device, and can change a torque force applied by the torsion generating device to a torsion generating mechanism; a torsion detecting device having a position change amount or a rotation angle of the torsion acting device a detection function of the change amount; and a torque calculation device comprising a controller and a message output device electrically connected to the controller, the controller being electrically connected to the torque detecting device and capable of being provided according to the torque detecting device The position of the torque acting device or the amount of change in the rotation angle is converted into a corresponding torque value, and the message of the torque value is output through the message output device.

By using the torsion adjustment detection system, the combination of the torsion adjustment device, the torsion detection device and the torsion calculation device enables the torque adjustment device to change the force applied by the torsion device to the flywheel. The torque detecting device detects the change value of the position or the rotation angle of the torque acting device, and then the torque calculating device accurately converts the torque value according to the change value of the position or the rotation angle provided by the torque detecting device, and the message is The output provides the torque value to the user. With this systematic integrated creation, the creation of the torque adjustment detection system can be applied to the field of fitness equipment, providing users with the ability to adjust the torque, and to detect and display accurate torque values.

10‧‧‧ frame

20‧‧‧Torque generating mechanism

21‧‧‧Flywheel

30‧‧‧Torque action device

31‧‧‧ Pedestal

32‧‧‧ Torsion seat

33‧‧‧ shaft

34‧‧‧Resistance

40‧‧‧Torque adjusting device

41‧‧‧ seat tube

42‧‧‧Adjustment rod

421‧‧‧ grip

43‧‧‧Mobile parts

44‧‧‧Compressed spring

50‧‧‧Torque detecting device

51‧‧‧Inductive integrated circuit components

52‧‧‧ magnetic components

53A‧‧‧Passive rotating components

53B‧‧‧Rotation angle detecting member

54‧‧‧passive gear

55‧‧‧Variable resistor

551‧‧‧Axis

56‧‧‧ driven gear

57‧‧‧ permanent magnet

58‧‧‧Rotary induction IC

581‧‧‧Induction Department

59‧‧‧ permanent magnet ring

591‧‧‧Retaining frame

60‧‧‧Torque calculation device

1 is a side plan view showing the first preferred embodiment of the present torque adjustment detecting system applied to an exercise vehicle.

FIG. 2 is a schematic side plan view showing the second preferred embodiment of the present torque adjustment detecting system applied to an exercise vehicle.

3 is a side elevational cross-sectional view showing a second preferred embodiment of the present torque adjustment detecting system applied to an exercise vehicle.

FIG. 4 is a reference diagram of a state of use of the second preferred embodiment of the torque adjustment detecting system shown in FIG. 2 and FIG. 3 applied to an exercise vehicle.

FIG. 5 is a perspective view showing the third preferred embodiment of the present torque adjustment detecting system combined with the torque adjusting device of the exercise vehicle.

6 is a side plan view showing a fourth preferred embodiment of the present torque adjustment detecting system applied to an exercise vehicle.

As shown in FIG. 1 to FIG. 6, it is disclosed that several preferred embodiments of the present torque adjustment detecting system are applied to a fitness apparatus. In the drawings, the fitness apparatus is an exercise bicycle, for example. As shown in FIG. 1 and FIG. 3, the exercise bicycle includes a frame 10 and a torque generating mechanism 20, and the torque generating mechanism 20 has a flywheel 21, and the flywheel 21 is rotatably pivoted on the frame 10. The torsion device 30 includes a base 31, a torsion seat 32, a shaft 33, a resistance member 34, and a torsion spring. The base 31 is fixed to the frame 10 of the exercise bicycle adjacent to the flywheel 21. One end of the torsion base 32 is coupled to the rotating shaft 33 and the torsion spring. The two ends of the torsion spring abut against the base 31 and the torsion seat 32 respectively, so that the torsion base 32 and the rotating shaft 33 can be pivoted on the base 31 with the rotating shaft 33 as a fulcrum. Rotating within a limited angular range, the resistance member 34 is disposed in the torsion seat 32, and the resistance member 34 can contact the outer circumference of the flywheel 21 to exert a force.

The composition of the torque adjustment detecting system of the present invention mainly comprises a torque adjusting device 40, a torque detecting device 50 and a torque calculating device 60.

As shown in FIG. 1 , the torsion adjusting device 40 can be a manual or electric mechanism, and the torque adjusting device 40 is configured to connect the torque acting device 30 to enable a user to manually or via the torque adjusting device 40 . The electric force changes the amount of force applied to the torque generating mechanism 20 by the torque acting device 30.

As shown in FIG. 2 to FIG. 4 , the torque adjustment device 40 is a preferred embodiment of the manual mechanism. The torque adjustment device 40 includes a tube 41 , an adjustment rod 42 , and a moving member 43 . And a compression spring 44, the seat tube 41 is fixed on the frame 10 and adjacent to the flywheel 21 and the torsion acting device 30. The adjusting rod 42 is pivotally mounted in the seat tube 41, and the adjusting rod 42 is threaded at one end. The screwing portion of the moving member 43 has a screw hole, and the moving member 43 is mounted on the torsion seat 32. The adjusting rod 42 is screwed into the screw hole of the moving member 43 by the screwing portion thereof, and the adjusting rod is adjusted. The other end of the sleeve 42 is disposed outside the seat tube 41 and is provided with a grip portion 421. The compression spring 44 is sleeved on the adjustment rod 42. One end of the compression spring 44 is fixed on the adjustment rod 42 and the other end of the compression spring 44 abuts on the movement. Therefore, the user can hold the grip rotating adjustment rod 42 at one end of the adjusting rod 42 , and then rotate the torque seat 32 via the moving member 43 to rotate the shaft 33 as a fulcrum to adjust the resistance of the torque member 34 in the torque seat 32 . The magnitude of the resistance of the flywheel 21.

When the torsion adjusting device is a motor-driven mechanism (not shown), the torque adjusting device comprises an electric motor, a screw and a moving member, the spindle of the electric motor is connected with a screw, and the moving member is mounted on the torque The torsion seat of the acting device, and the moving member is screwed/threaded therein, thereby enabling the electric motor to drive the screw to rotate in the forward and reverse directions to drive the moving member to push the torsion seat to pivot with the pivot as a fulcrum, thereby making the torque The resistance on the seat changes the amount of force applied to the flywheel.

The torque detecting device 50 can be a length detecting mechanism or a rotating angle detecting mechanism. The torque detecting device 50 is connected to the torque seat 32 having the resistance member 34, and the torque detecting device 50 is It has a detection function for the amount of change in the position of the torsion seat 32 or the amount of change in the angle of rotation.

The torque calculation device 60 includes a controller and a message output device electrically connected to the controller, and is electrically connected to the torque detecting device 50 by the controller. In the preferred embodiment, the message output is The device is a display. The torque calculation device 60 can be converted into a torque value of a corresponding magnitude according to a change in the position or rotation angle of the torque seat 32 provided by the torque detecting device 50, and output a message of the torque value through the message output device. The torque calculation device 60 further includes a warning that the torque value is zero, the torque value is too large, and the like.

When the torsion detecting device is a preferred embodiment of the length detecting mechanism, the torsion detecting device 50 can be a contact sensing component such as a variable resistance detecting component, or the torsion detecting device 50 It can also be a non-contact sensing component such as a magnetic sensing component.

When the torque detecting device 50 is a variable resistor (not shown), the variable resistor is connected between the frame 10 and the moving member 43 disposed on the torsion base 32, and is electrically connected to the torque calculating device. The controller of 60, the variable resistor can produce a corresponding change in resistance value as the position of the moving member 43 mounted on the torsion seat 32 changes relative to the frame or base 31. Then, the controller of the torque calculation device 60 calculates a corresponding torque value according to the terminal voltage change of the resistance value, and displays the torque value through the display.

When the torsion detecting device 50 is a non-contact sensing component, it includes a main sensing component and a sensed component, and the selected one of the main sensing component and the sensed component is fixed to the torque A fixed part (such as a frame) of the action device 30, and the remaining component is mounted on the movable part (such as the moving part) where the torque device 30 can change the position of the torque adjusting device 40, the main sensing element and the sensed The measuring component is relatively non-contacting, and the main sensing component is electrically connected to the controller of the torque calculating device 60, and can sense the relative distance between the main sensing component and the sensed component in a non-contact manner to generate a corresponding signal.

As shown in FIG. 1 , in the preferred embodiment, the non-contact sensing component 50 is a magnetic sensing component, wherein the inductive integrated circuit component 51 (eg, Hall sensing component, etc.) is used as the main component. The sensing component is electrically connected to the controller of the torque calculating device 60, and a magnetic component 52 (such as a permanent magnet or the like) is used as the sensing component, and the relative distance between the integrated integrated circuit component 51 and the magnetic component 52 can be determined. The change of the magnetic flux causes the controller of the torque calculation device 60 to calculate the magnitude of the torque according to the change of the magnetic flux caused by the change of the relative distance between the inductive integrated circuit component 51 and the magnetic component 52, and through the display This torque value is displayed.

As shown in FIG. 2 and FIG. 3, when the torsion detecting device 50 is a rotation angle detecting component, it includes a passive rotating member 53A and a rotation angle detecting member 53B. Passive rotating structure The piece 53A is configured to be coupled to the pivot point 33 of the torsion acting device 30, and is rotatable with the torsion force device 30 with a rotation axis 33 as a fulcrum within a certain angle range. The rotation angle detecting member 53B is fixed to the torque. The outside of the action device 30 can detect a change in the rotation angle of the passive rotating member 53A to generate a corresponding signal.

As shown in FIG. 2 and FIG. 3, the torque detecting device is a first preferred embodiment of the rotation angle detecting mechanism. The passive rotating member 53A has a driven gear 54 fixed to the rotating shaft 33 of the torque acting device 30, and is rotatable with the rotating shaft 33 as a fulcrum with the torque seat 32 of the torque acting device 30, the rotation The angle detecting member 53B includes a variable resistor 55 and a driven gear 56. The variable resistor 55 is fixed to the outside of the torque acting device 30, and is electrically connected to an external torque calculating device 60. The variable resistor 55 includes A rotating shaft 551, the change of the rotation angle of the rotating shaft 551 can generate a corresponding change in the resistance value, and the driven gear 56 is fixed to the end of the rotating shaft 551 and meshes with the driven gear 54. The diameter of the driven gear 56 is smaller than the diameter of the driven gear 54. In the preferred embodiment, the gear ratio of the driven gear 54 to the driven gear 56 is 2:1.

As shown in FIG. 2 to FIG. 4, when the torsion adjusting device 40 drives the torsion force of the torsion acting device 30 to rotate with the rotating shaft 33 as a fulcrum, when the force acting on the flywheel 21 by the resistance member 34 of the torsion seat 32 is adjusted, the passive force is passive. The gear 54 also rotates with the torsion base 32, and drives the driven gear 56 meshing with the driven gear 54 to rotate together, and the variable resistor 55 changes corresponding to the change in the rotational angle of the driven gear 56. In this manner, the torque calculating device 60 that electrically connects the variable resistor 55 is converted into a corresponding torque value based on a signal generated by a change in the resistance value of the variable resistor 55, and the torque value is presented on the display of the torque calculating device 60.

As shown in FIG. 5, it is disclosed that the torsion detecting device is a second preferred embodiment of the rotation angle detecting mechanism. The passive rotating member 53A has a circular permanent magnet 57 fixed to the fulcrum of the rotating shaft 33 of the torsion acting device 30, and can be coupled with the torsion base 32 of the torsion acting device 30 with the rotating shaft 33 as a fulcrum. Rotating, the rotation angle detecting member 53B includes a rotation induction The rotation sensing IC 58 is fixed to the outside of the torsion base 32 by a fixing frame 591, and the rotation sensing IC 58 is electrically connected to the external torque calculating device 60. The rotation sensing IC 58 includes a sensing portion 581, and the sensing portion 581. Adjacent to the axial end of the permanent magnet 57 and not in contact, the rotation sensing IC 58 can sense a change in the magnetic field of the change in the rotation angle of the permanent magnet 57 to generate a signal.

As shown in FIG. 5, when the torsion adjusting device 40 drives the torsion seat 32 of the torsion acting device 30 to rotate with the rotating shaft 33 as a fulcrum, when the acting force of the resisting member 34 of the torsion seat 32 acts on the flywheel 21, the permanent on the rotating shaft 33 is fixed. The magnet 57 also rotates together with the torsion base 32, and the rotation induction IC 58 senses a change in the magnetic field generated by the change of the rotation angle of the permanent magnet 57. The controller of the torque calculation device 60 can be converted into a corresponding signal according to the signal generated by the change of the magnetic field of the rotation induction IC 58. The torque value is displayed on the display of the torque calculation device 60.

As shown in FIG. 6, the torque detecting device 50 is disclosed as a third preferred embodiment of the rotation angle detecting mechanism. The passive rotating member 53A has a circular permanent magnet ring 59 for fixing to the outer periphery of the rotating shaft 33 of the torsion base 32, and rotating together with the rotating base 32 with the rotating shaft 33 as a fulcrum. The rotation angle detecting member 53B includes a rotation sensing IC 58 fixed to the base 31 by a fixing frame 591 and located on a radial side of the permanent magnet ring 59. The rotation sensing IC 58 is electrically connected. An external torque calculating device 60, the rotation sensing IC 58 includes a sensing portion 581 adjacent to a radial side of the permanent magnet ring 59, and the rotation sensing IC 58 can sense the rotation angle of the permanent magnet ring 59. A change in the magnetic field produces a signal. The controller of the torque calculation device 60 can convert the corresponding torque value according to the signal generated by the change of the magnetic field of the rotation sensing IC 58 and display the torque value on the display of the torque calculation device 60.

As shown in FIG. 6, when the torsion adjusting device 40 drives the torsion force 32 of the torsion acting device 30 to rotate with the rotating shaft 33 as a fulcrum, when the acting force of the resistance member 34 of the torsion seat 32 acts on the flywheel 21 (refer to FIG. 5) As shown, the permanent magnet ring 59 on the rotating shaft 33 also rotates together with the torsion base 32, which can sense the change of the magnetic field generated by the change of the rotation angle of the permanent magnet ring 59, the torque meter The calculating device 60 converts the signal generated by the magnetic field change of the rotational sensing IC 58 into a corresponding torque value, and the torque value is displayed on the display of the torque calculating device 60.

As can be seen from the above description, the present invention mainly utilizes the combination of the torque adjusting device 40, the torque detecting device 50 and the torque calculating device 60, so that the torque adjusting device 40 can be used to change the force applied by the torque acting device to the flywheel. The torque detecting device 50 detects the change value of the position or the rotation angle of the torque acting device, and then the torque calculating device 60 accurately converts the torque value according to the change value of the position or the rotation angle provided by the torque detecting device 50. The torque value is provided to the user by the message output of the torque calculation device 60.

10‧‧‧ frame

20‧‧‧Torque generating mechanism

21‧‧‧Flywheel

30‧‧‧Torque action device

31‧‧‧ Pedestal

32‧‧‧ Torsion seat

33‧‧‧ shaft

40‧‧‧Torque adjusting device

41‧‧‧ seat tube

42‧‧‧Adjustment rod

421‧‧‧ grip

43‧‧‧Mobile parts

50‧‧‧Torque detecting device

51‧‧‧Inductive integrated circuit components

52‧‧‧ magnetic components

60‧‧‧Torque calculation device

Claims (6)

A torsion adjustment detection system includes: a torsion adjustment device for connecting a torsion force device, and capable of changing a torque force applied by the torsion force generating device to a torsion generating mechanism; a torsion detecting device rotating An angle detecting component includes a passive rotating member and a rotation angle detecting member, wherein the passive rotating member is configured to be coupled to a pivot fulcrum of the torsion acting device, and can be coupled to the torque device according to the rotating shaft The fulcrum rotates within a certain angle range, and the rotation angle detecting member is fixed to the outside of the torque acting device, and can detect a change in the rotation angle of the passive rotating member to generate a corresponding signal; and a torque calculating device includes a a controller and a message output device electrically connected to the controller, wherein the controller is electrically connected to the torque detecting device, and the torque calculating device converts the corresponding torque value according to the signal generated by the rotation angle detecting member. The message of the torque value is output through the message outputter. The torque adjustment detecting system of claim 1, wherein the torsion adjusting device comprises a tube, an adjusting rod, a moving member and a compression spring, wherein the adjusting rod is pivotally disposed in the seat tube. The moving member is mounted on the torsion seat of the torsion acting device, the adjusting rod is screwed into the moving member at one end, and the other end of the adjusting rod is extended outside the seat tube to provide a holding portion. The compression spring is sleeved on the adjusting rod, and one end of the compression spring is fixed on the adjusting rod, and one end of the compression spring abuts against the moving member, and the torque adjusting device can manually adjust the resistance of the torque acting device to the torque generating mechanism. The torque adjustment detecting system of claim 1, wherein the torsion adjusting device comprises an electric motor, a screw and a moving member, the electric motor is connected with a screw shaft, and the moving member is mounted on the The torque acting on the device, and the moving member is screwed into the screw, and the electric motor can The driving screw is rotated, and the torque adjusting device can electrically adjust the resistance of the torque acting device to the torque generating mechanism. The torque adjustment detecting system according to any one of claims 1 to 3, wherein the passive rotating member has a driven gear fixed to a rotating shaft of the torsion acting device and capable of The torsion force device of the torque acting device rotates together with the rotating shaft as a fulcrum. The rotation angle detecting member comprises a variable resistor and a driven gear, and the variable resistor is fixed to the outside of the torque acting device, and the torque calculation of the external connection is electrically connected. In the device, the variable resistor includes a rotating shaft, and the change of the rotating angle of the rotating shaft can generate a corresponding change in the resistance value. The driven gear is fixed to the end of the rotating shaft and meshes with the driven gear. The torque adjustment detecting system according to any one of claims 1 to 3, wherein the passive rotating member has a circular permanent magnet fixed to a pivot point of the torsion acting device And rotating together with the torsion base of the torsion device with the rotation axis as a fulcrum, the rotation angle detecting member includes a rotation sensing IC fixed to the outside of the torsion seat by a fixing frame, and the rotation sensing IC The torque calculation device externally connects to the outside, the rotation sensing IC includes a sensing portion adjacent to an axial end of the permanent magnet and is not in contact, and the rotation sensing IC can induce a change of a magnetic field of a permanent magnet rotation angle to generate The signal, the controller of the torque calculation device can be converted into a corresponding torque value according to a signal generated by a change in the magnetic field of the rotation sensing IC. The torque adjustment detecting system according to any one of claims 1 to 3, wherein the passive rotating member has a circular permanent magnet ring for fixing to the torsion acting device One of the outer circumferences of the shaft rotates together with the torsion base as a fulcrum, and the rotation angle detecting member includes a rotation sensing IC fixed to the base by a fixing bracket and located at the permanent magnet On the radial side of the ring, the rotation sensing IC is electrically connected to an external torque calculation device, and the rotation sensing IC includes a sensing portion adjacent to a radial side of the permanent magnet ring and does not contact, the rotation The sensing IC can sense the change of the magnetic field of the permanent magnet ring rotation angle to generate a signal. The controller of the torque calculation device can be converted into a corresponding torque value according to a signal generated by a change in the magnetic field of the rotation sensing IC.