TWI660762B - Reciprocating vibration type motion device - Google Patents

Abstract

The invention proposes a reciprocating vibration type motion device, which includes: a bottom plate, a pair of bearings are fixedly mounted on the upper surface of the bottom plate; a driving mechanism, including: a motor, a reduction mechanism, a driving shaft, and two eccentric sleeves; The pedal, the lower surface of the pedal is symmetrically provided with a pair of pivots at a position symmetrical to the center of the pedal; and two links are respectively rotatably pivoted to the corresponding pivots and Eccentric sleeve, in which the motor of the driving mechanism drives the driving shaft to rotate through the reduction mechanism, and the driving shaft drives the corresponding two connecting rods through two eccentric sleeves fixed to the driving shaft; the pedal of the invention is used to pivot the two connecting rods. The pivot connector is set at a position symmetrical to the center of the foot pedal. The foot pedal can evenly drive the foot pedal to reciprocate in up and down directions by two connecting rods. The force is even, stable and reliable. It has simple and durable parts. The advantages.

Description

   Reciprocating vibration type motion device   

The invention relates to a fitness exercise device, in particular to a reciprocating vibration type exercise device capable of driving a user's body to generate up-and-down reciprocating vibration.

In order to achieve the effect of fitness and exercise, the industry has proposed a fitness exercise device that can drive the user to generate vibrational motions. For example, the published Republic of China invention patent I278332 proposed a "whole body vibration training device that can linearly change the vibration amplitude". The structure includes at least a base, a swing link group and a driving mechanism. The swing link group is set on the base, and a driving mechanism is provided, and the driving mechanism can drive several swing links. The formed connecting rod is actuated, and an eccentric transmission shaft is driven by the motor to drive the oscillating link group to generate linear vibration during the swinging process, and the rotation speed of the motor is matched to cause the upper support frame to generate various frequencies of vibration. The published Republic of China invention patent I302469 proposes a "vibration fitness training device", which is composed of at least a base, a driving mechanism and a transmission group. The driving mechanism and the transmission group are set on the base, and the transmission The system consists of several front and rear support plates connected to form a structure that can be linked with the left and right parts. It is driven by a motor. A driven eccentric shaft so that the transmission rod set to produce a linear vibration during the swing, and with the rotation of the motor to the housing above the seat body to produce a variety of vertical displacement vibration frequency.

The two above-mentioned known fitness exercise equipments that can generate vibration basically use an electric motor to drive an eccentric drive shaft, and then drive the linkage mechanism composed of many links by the eccentric drive shaft (such as the swing link set of the I278332 patent and the I302469 patented transmission unit), and then directly and continuously drive the support frame (or housing base) for supporting the human body to move up and down through this linkage mechanism, and then support the human body to generate vibration motion, but the above two pieces The complex construction of the known patent technology is time-consuming and labor-intensive, and has many pivot points and movable components. It has more mechanical friction and tends to cause more power loss and friction noise. On the other hand, the aforementioned I278332 patented technology department The eccentric shaft rods at both ends of the transmission shaft are used to connect and drive the swing link group. The eccentric shaft rods are subject to great stress, which is easy to damage and cause failure.

In the patent application filed by the creator of the present invention, Taiwan Patent Publication No. TW201605513A "Reciprocating bouncing machine and its buffer energy-saving method" includes: a foot pedal, a base, a driving device, and a buffer energy-saving mechanism; The driving device includes: a motor, a reduction mechanism, an eccentric shaft, and a single link. The motor rotates the eccentric shaft, and the eccentric shaft drives the pedal to reciprocate up and down relative to the base through the link. The buffer energy-saving mechanism includes: The guide post and several buffer energy storages corresponding to the guide post. The buffer energy store can provide a buffer function when the foot pedal moves toward the base, and stores part of the kinetic energy when the foot pedal moves toward the base. The energy storage device can release the energy storage as the auxiliary force of the lifting pedal when the pedal is lifted upwards. Compared with the aforementioned known patent technologies (I278332 and I302469), the inventor of the present invention filed a patent application in Taiwan The number of parts of the driving device of the patent publication number TW201605513A is relatively simple, and the driving device can be reduced by the buffer energy saving mechanism. Load, impact and abrasion, it has the effect of saving energy consumption and extending service life. However, the above-mentioned TW201605513A patented driving device adopts the design of a single link, and the link is connected to the center of the pedal, and the single link bears the user's weight and reaction force. If the user's weight does not fall on the foot evenly The pedal may cause uneven force.

One of the objectives of the present invention is to solve the problems of large energy consumption, complicated parts, and easy wear of the conventional fitness exercise equipment that can generate vibrations, and also greatly reduce the cost and assembly man-hours.

In order to solve the foregoing technical problems, the reciprocating vibration type motion device of the present invention includes: a bottom plate, a pair of bearings are fixedly mounted on the upper surface of the bottom plate; a driving mechanism includes: a motor, a reduction mechanism, a driving shaft, and two Eccentric sleeve, in which the reduction mechanism is rotatably connected to the motor and the drive shaft. The eccentric sleeve is fixedly installed on the drive shaft. The motor drives the drive shaft and the two eccentric sleeves fixed on the drive shaft to rotate through the reduction mechanism; a foot pedal, and two Of the two connecting rods, the tops of which are pivotally connected to the pivots of the lower surface of the pedals, respectively, wherein the pivots are fixedly installed on the lower surface of the pedals symmetrically to the center of the pedals, The bottom ends of the two connecting rods are respectively rotatably pivotally connected to the corresponding two eccentric sleeves.

One embodiment of the reduction mechanism is a reduction pulley group. The reduction pulley group includes a first pulley fixedly mounted on the output shaft of the motor, and a second pulley fixedly mounted on the drive shaft. The diameter of the first pulley is smaller than the diameter of the second pulley.

The pivot connector fixedly installed on the lower surface of the pedal is a U-shaped seat, and the top ends of the two connecting rods are pivotably connected to the corresponding U-shaped seat, respectively.

In another embodiment of the reciprocating vibration type motion device of the present invention, it includes: a bottom plate, a pair of bearings are fixedly mounted on the upper surface of the bottom plate; a driving mechanism includes: a motor, a reduction mechanism, a driving shaft, and two Eccentric sleeve, in which the reduction mechanism is rotatably connected to the motor and the drive shaft. The eccentric sleeve is fixedly installed on the drive shaft. The motor drives the drive shaft and two eccentric sleeves fixed on the drive shaft to rotate through the reduction mechanism; one pedal, two A connecting rod and a pair of symmetrically structured supporting connecting rod groups; the top ends of the two connecting rods are respectively pivotally connected to the lower surface of the foot pedal symmetrically to the center of the foot pedal, and the bottom ends of the two connecting rods can be respectively Pivotally connected to the corresponding two eccentric sleeves; the supporting link group includes: a first supporting link group and a second supporting link group, the first supporting link group and the second supporting link group The bottom end pivotal ends are rotatably pivotally connected to both sides of the bottom plate, and the top pivot ends of the first support link group and the second support link group are rotatably pivotally connected to the lower surface of the foot pedal. On both sides.

The advantages and effects of the invention include: the motor of the driving mechanism drives the driving shaft to rotate through the reduction mechanism, and the driving shaft drives the corresponding two connecting rods through two eccentric sleeves fixed to the driving shaft. The U-shaped seat used for pivoting the two pedals of the present invention is arranged at a position symmetrical to the center of the pedals, and the driving mechanism can evenly drive the pedals to reciprocate in the vertical direction through the two links. Movement, the force is average, stable and reliable, with the advantages of simple and durable parts.

During the reciprocating vibration movement of the foot pedal in the vertical direction, the first support link group and the second support link group can assist in supporting the foot pedal and maintain the horizontal stability of the foot pedal.

The specific embodiments of the present invention and other advantages and effects will be described below with reference to the drawings.

10‧‧‧ floor

11‧‧‧bearing

12‧‧‧bearing

20‧‧‧Drive mechanism

21‧‧‧Motor

210‧‧‧Motor base

22‧‧‧Drive shaft

23‧‧‧eccentric sleeve

30‧‧‧foot pedal

40‧‧‧ connecting rod

41‧‧‧U-shaped seat

42‧‧‧ support

43‧‧‧First bearing

44‧‧‧Second bearing

45‧‧‧First cover

46‧‧‧Second cover

50‧‧‧ Reduction mechanism

51‧‧‧The first pulley

52‧‧‧Second Pulley

53‧‧‧Drive Belt

60A‧‧‧First Support Link Group

60B‧‧‧Second support link set

61‧‧‧First connecting rod

62‧‧‧Second Link

63‧‧‧First pivot ear

64‧‧‧Second pivot ear

70‧‧‧ spring suspension

Fig. 1 is a front view showing the construction of a first embodiment of a reciprocating vibration type exercise device of the present invention.

Fig. 2 is a plan view of the structure of Fig. 1 (due to the angle of view, in order to prevent the foot pedal from obscuring other components in the figure, the position of the foot pedal is indicated by a dotted line).

Fig. 3 is a diagram showing a combined structure of a driving mechanism and a connecting rod according to the first embodiment of the reciprocating vibration type exercise device of the present invention.

FIG. 4 is an exploded view of the structure of FIG. 3.

FIG. 5 is an exploded view of the structure of the link in FIG. 3.

Fig. 6 is a front view showing a structure of a second embodiment of the reciprocating vibration type exercise device of the present invention.

Fig. 7 is a plan view of the structure of Fig. 6 (due to the angle of view, in order to prevent the foot pedal from obscuring other components in the figure, the position of the foot pedal is indicated by a dotted line).

Fig. 8 is a structural diagram of another embodiment of the reciprocating vibration-type exercise device of the present invention (due to the angle of view, in order to prevent the foot pedal from obscuring other components in the figure, the foot pedal is indicated by a dotted line).

FIG. 9 is an exploded view of the structure of the supporting link group in FIG. 8.

First, please refer to FIG. 1 to FIG. 5, which show the structure of the first embodiment of the reciprocating vibration type motion device of the present invention, and the assembly and disassembly structure diagrams of various parts. The structure of the first embodiment of the reciprocating vibration-type exercise device of the present invention includes a base plate 10, a driving mechanism 20, a foot pedal 30, and two connecting rods 40.

The upper surface of the base plate 10 is fixed with a pair of (two) bearings 11 with a distance between the bearings. Preferably, the bearings 11 are installed on the bearing base 12 and the bearing base 12 is fixed on the base plate 10. On the surface.

The driving mechanism 20 includes a motor 21, a reduction mechanism 50, a driving shaft 22, and two eccentric sleeves 23. The motor base 210 of the motor 21 is fixedly mounted on the upper surface of the base plate 10. The driving shaft 22 is pivotably pivoted. Two bearings 11 provided on the bottom plate 10; the eccentric sleeve 23 is fixedly installed on the drive shaft 22, and the eccentric sleeve 23 is basically a shaft sleeve fixedly installed on the drive shaft 22 in an eccentric relationship, preferably the eccentric sleeve 23 is Between the two bearings 11, the motor 21 drives the drive shaft 22 and two eccentric sleeves 23 fixed to the drive shaft 22 through the reduction mechanism 50 to rotate; the reduction mechanism 50 rotatably connects the motor 21 and the drive shaft 22, and the reduction mechanism An embodiment of 50 is a reduction pulley group. The reduction pulley group includes: a first pulley 51, a second pulley 52, and a transmission belt 53, the first pulley 51 is fixedly installed on the output shaft of the motor 21, and the second pulley 52 is fixedly installed on the drive shaft 22, and the transmission belt 53 rotatably connects the first pulley 51 and the second pulley 52, wherein the diameter of the first pulley 51 is smaller than the diameter of the second pulley 52; Mode can also be a reduction gear mechanism, and should be familiar with this technical field can be understood and realized.

The foot pedal 30 is used for a user to stand, and the top ends of the two links 40 are respectively pivoted to a pivot connector on the lower surface of the foot pedal 30 (the top end is not limited to the length of the link 40). The end in the axial direction refers to a position where the connecting rod 40 can be pivotally connected to the lower surface of the foot pedal 30), wherein the pivot connector is fixedly installed on the lower surface of the foot pedal 30 symmetrical to the foot pedal At the two pivotal positions of the center of the plate 30, the bottom ends of the two connecting rods 40 are pivotably connected to the corresponding two eccentric sleeves 23 respectively; one embodiment of the pivotal connector is a U-shaped seat 41, two The top ends of the connecting rods 40 are pivotably connected to the corresponding U-shaped seats 41 respectively.

As shown in FIG. 5, the structure of the connecting rod 40 includes a support member 42, a first bearing 43 and a second bearing 44 fixedly mounted on the support member 42, and respective opposite sides of the support member 42. A first cover plate 45 and a second cover plate 46, preferably wherein the supporting member 42 is a plastic element, which can reduce the weight of the connecting rod 40, and has holes at two ends near the long axial direction of the supporting member 42, respectively, The first bearing 43 and the second bearing 44 are respectively inserted into the two holes, and then the support 42, the first bearing 43 and the second bearing 44 are covered by the first cover 45 and the second cover 46. A first connecting rod 43 is pivotably connected to the U-shaped seat 41 and a second bearing 44 is pivotably connected to the corresponding eccentric sleeve 23.

The motor 21 of the driving mechanism 20 drives the driving shaft 22 to rotate through the reduction mechanism 50, and the driving shaft 22 drives the corresponding two connecting rods 40 through the two eccentric sleeves 23 fixed to the driving shaft 22. The U-shaped seat 41 of the foot pedal 30 for pivotally connecting the two connecting rods 40 is provided at two pivoting positions symmetrical to the center of the foot pedal 30. The driving mechanism 20 can be driven evenly through the two connecting rods 40 The foot pedal 30 performs the reciprocating vibration movement in the up-down direction, the force is averaged, and the stability is reliable, which has the advantages of simple and durable parts.

Please refer to FIG. 6 and FIG. 7, which show the structure of the second embodiment of the reciprocating vibration type exercise device of the present invention. The difference from the structure of the first embodiment described above is that the structure of the second embodiment shown in FIGS. 6 and 7 includes the entire structure of the first embodiment, and a stabilization mechanism is added; It is used to assist in supporting the foot pedal 30 and to maintain the horizontal stability of the foot pedal 30 when the foot pedal 30 makes a reciprocating vibration motion in the vertical direction. The stabilizing mechanism includes two components with symmetrical structures, and the two components are respectively installed on two sides of the bottom plate 10 and interposed between the bottom plate 10 and the foot plate 30. As shown in FIG. 6, the first embodiment of the stabilization mechanism is a spring shock absorber 70, which includes a plurality of spring shock absorbers 70 rotatably pivotally connected to the lower surface of the pedal 30, preferably A plurality of spring shock absorbers 70 are installed at the four corners of the foot pedal 30 and are symmetrical to the center of the foot pedal 30. The tops of the spring shock absorbers 70 are pivotably connected to the foot pedal respectively. On the lower surface of 30, the bottom ends of the plurality of spring shock absorbers 70 are pivotably connected to the upper surface of the bottom plate 10.

Please refer to FIG. 8, which illustrates another embodiment of the stabilization mechanism. The stabilization mechanism illustrated in FIG. 7 includes: a first support link group 60A and a second support link group 60B; The bottom end pivotal ends of the support link group 60A and the second support link group 60B are rotatably pivotally connected to both sides of the bottom plate 10, and the top pivots of the first support link group 60A and the second support link group 60B. The joint ends are rotatably pivotally connected to both sides of the lower surface of the foot pedal 30, respectively.

The structures of the first support link group 60A and the second support link group 60B are symmetrical. An embodiment shown in FIG. 9 is based on the structure of the first support link group 60A as an example; In the embodiment shown in the figure, the first support link group 60A includes a first link 61 and a second link 62, and a bottom end of the first link 61 is rotatably pivotally connected to an upper surface of the bottom plate 10, In one embodiment, a first pivot ear 63 is fixedly installed on the upper surface of the bottom plate 10, and a bottom end of the first link 61 is pivotably connected to the first pivot ear 63; a top end of the second link 62 The lower surface of the foot pedal 30 is rotatably pivoted. One embodiment is that a second pivot ear 64 is fixed on the lower surface of the foot pedal 30. The top of the second link 62 is pivotally rotatably connected to the bottom of the foot pedal 30. The second pivoting lug 64; the top end of the first link 61 is rotatably pivotally connected to the bottom end of the second link 62.

The first link 61 and the second link 62 are similar to a plate-like element. Specifically, the first link 61 and the second link 62 are not long rod-shaped elements of a general concept, but have a lateral width. An approximately plate-like element. The lateral sides of the bottom end of the first link 61 are pivotably connected to the first pivot ears 63, and the lateral sides of the top end of the second link 62 are rotatably respectively. It is pivotally connected to the second pivoting lug 64, wherein the pivotal joints on the lateral sides of the bottom end of the first link 61 are located at the center line of the symmetrical bottom plate 10, in other words, the two first pivoting lugs 63 are respectively It is fixedly installed at the center line of the symmetrical bottom plate 10; the pivots on the lateral sides of the top end of the second link 62 are located at the center line of the symmetrical pedal 30, in other words, the two second pivot ears 64 are fixedly installed at the positions of the centerlines of the symmetrical footboards 30, respectively.

During the reciprocating vibration of the foot pedal in the vertical direction, the first support link group 60A and the second support link group 60B can assist in supporting the foot pedal 30 and maintain the horizontal stability of the foot pedal 30.

Although the present invention has been disclosed as above through the above-mentioned embodiments, it is not intended to limit the present invention. Any person skilled in similar arts can make some changes and retouch without departing from the spirit and scope of the present invention. Therefore, the present invention The scope of patent protection shall be subject to the definition in the claims attached to this specification.

Claims (4)

A reciprocating vibration type motion device includes: a base plate, a driving mechanism, a stabilizing mechanism, a foot pedal, and two connecting rods; a pair of bearings are fixedly mounted on the upper surface of the base plate; the driving mechanism includes: a motor, A reduction mechanism, a drive shaft, and two eccentric sleeves. The motor is fixedly mounted on the bottom plate. The drive shaft is rotatably pivoted to the pair of bearings on the bottom plate. The reduction mechanism rotatably connects the motor and the drive. Shaft, two eccentric sleeves are fixedly installed on the driving shaft, the motor drives the driving shaft and two eccentric sleeves to rotate through the reduction mechanism; the top ends of the two connecting rods are respectively pivotally connected under the foot pedal. The surface is symmetrical to two pivot positions of the center of the pedal, and the bottom ends of the two links are rotatably pivotally connected to the corresponding two eccentric sleeves respectively; the stabilization mechanism includes: a first support link And a second support link group, the structure of the first support link group and the second support link group are symmetrical, and the bottom ends of the first support link group and the second support link group are pivotally connected Pivotably connected to the bottom plate On both sides, the top pivot ends of the first support link group and the second support link group are rotatably pivotally connected to both sides of the lower surface of the foot pedal, respectively, and the first support link group and the The second supporting link group includes a first link and a second link, respectively; the first link and the second link are a plate-shaped element, and the lateral sides of the bottom end of the first link are respectively The top surface of the bottom plate is rotatably pivoted, the lateral sides of the top end of the second link are rotatably pivoted on the bottom surface of the foot pedal, and the top end of the first link is rotatably pivoted. At the bottom end of the second link, the pivotal joints on the lateral sides of the bottom end of the first link are located at positions symmetrical to the centerline of the bottom plate, respectively, and the pivots on the lateral sides of the top of the second link The joints are located symmetrically to the midline of the foot pedal. The reciprocating vibration type motion device according to claim 1, the reduction mechanism is a reduction pulley group, the reduction pulley group includes a first pulley, a second pulley, and a transmission belt, and the first pulley is fixedly installed on the The output shaft of the motor, the second pulley is fixedly mounted on the drive shaft, the transmission belt is rotatably connected to the first pulley and the second pulley, and the diameter of the first pulley is smaller than the diameter of the second pulley. The reciprocating vibration type motion device according to claim 1, wherein the reduction mechanism is a reduction gear mechanism. According to the reciprocating vibration-type movement device according to claim 1, the lower surface of the pedal is symmetrical to the two pivot positions of the center of the pedal, and a U-shaped seat is fixedly installed on the pedal. The top ends are respectively pivotably connected to the corresponding U-shaped seats.