TWI410261B - Adjustable impedance of the rowing fitness machine - Google Patents

Abstract

The rowing trainer has a base (10), a seat (20), a footrest (30) and two rudders (40). A slide rail (15) is mounted on the base, on which the seat moves back and forth. The footrest is mounted on the end of the slide rail opposite to the seat and has a foot plate (31,32) on each side of the slide rail. The rudders are mounted on the left side and the right side of the seat on the sliding rail.

Description

Adjustable impedance rowing exercise machine

The invention belongs to the technology of an exercise fitness device, in particular to a rowing exercise machine with smooth movement and adjustable group resistance, thereby improving the exercise training effect of the rowing exercise machine.

According to medical research, a small number of movements, the prevention of heart disease and the intensive exercise of a long time are as good as the long-term exercise, so the industry has developed a variety of fitness equipment for users to exercise according to their needs. Such as exercise bikes, treadmills, ski machines, rowing machines, elliptical rail machines, steppers, etc. The various types of fitness equipment have different sports training effects. For example, the rowing exercise machine is provided with a slide rail on a base, and the slide rail is provided with a selectively sliding seat cushion group, and the base is provided. The other end is provided with a pedal group for the user to step on the foot, and the base is provided with a rocker group for the user to perform the rowing action on both sides of the seat cushion group, so that the user can seat the pedal group with the double feet. The pad group slides back and forth, and cooperates with both hands to make a rowing force exerted by the rocker group before and after pushing and pulling. The main purpose is to strengthen the muscles of the hands, legs, chest, waist and back by simulating the action of rowing. It is said to be an all-round training machine; the rocker set of the traditional rowing exercise machine is attached to both sides of the front end of the slide rail and is respectively surrounded by a boom, and the arm frame is pivotally connected with a rocker at the end portion by a universal joint. A hydraulic rod is pivotally connected between the rocker and the arm frame by a pivoting seat, and the pedal group and the seat cushion group are adjusted to be fixed or slidable, and the universal joint and the pivoting seat are used to urge the rocker to form a three-dimensional shape. The rotation of the space exerts force to simulate the actual rowing action and Changes in sports fitness exercise practical utility of those. However, the universal joint structure includes a plurality of pivoting members, and although it can be easily folded, the assembled components are increased, and the probability of damage is greatly increased in use. At the same time, it uses the hydraulic rod to generate the impedance effect. In the course of use, there is a phenomenon that the compression direction of the hydraulic rod is inconsistent with the moving direction of the rocker, causing the movement to be unsatisfactory, which may cause unnecessary sports injury. At the same time, the hydraulic rod uses hydraulic oil as the impedance medium, and its impedance is determined by the consistency of the hydraulic oil. However, the hydraulic oil concentration of the hydraulic rod changes due to the temperature rise before and after use, so it will affect The overall training effect. Moreover, most of the existing hydraulic rods cannot adjust their impedance, and cannot meet the different motion demands of different users.

The reason is that the inventor has in-depth discussion on the problems faced by the aforementioned existing rowing exercise machines, and actively seeks solutions through years of experience in research and development and the needs of use, and has been continuously researching and trialing. Finally, a rowing exercise machine with adjustable impedance was successfully developed to overcome the shortcomings caused by the inability of the existing rowing exerciser to adjust the impedance.

Therefore, the main object of the present invention is to provide an adjustable impedance rowing exercise machine, so that the rowing exerciser can not only save components, but also improve the smoothness of the overall movement.

Moreover, another main object of the present invention is to provide an adjustable impedance rowing exerciser which can effectively adjust the impedance of the motion and further effectively enhance the training effect.

Based on this, the present invention mainly achieves the foregoing objects and effects through the following technical means; the rowing exercise machine comprises a base, a pad set, a pedal set and two rocker sets, wherein the base A slide rail is disposed on the slide rail, and the seat cushion group is slidably disposed on the slide rail, and the pedal group is disposed on one end of the slide rail group different from the seat cushion group, and the pedal group is provided with a pedal on both sides of the slide rail Further, the rocker group is disposed on both sides of the seat cushion group of the slide rails, and each rocker group has a boom frame and a swing arm, wherein the swing arm is pivotally disposed on the arm frame through an hinge unit, the hinge The unit has a transmission shaft, and the transmission shaft is provided with a one-way clutch member in the casing, and the one-way clutch member is sleeved with a cone body having an outer cone surface and a tapered outer sleeve. The cone cover body is fixed on the arm frame, and the inner edge of the cone cover has an inner cone surface corresponding to the outer cone surface; and the hinge unit is provided with an impedance adjusting unit, and the impedance adjusting unit is fixed on the cone cover body and fixed a plate, and a center of the fixed plate is formed with a screw for the transmission shaft to pass through And the fixing plate is provided with a corresponding screwing sleeve by the screw hole screw, and the disk body is locked with a lever that passes through the cover, and the lever can drive the disk body to rotate relative to the cone cover fixing plate. The disk body can be changed to change the position of the cone to change the friction damping effect between the cone and the cone.

Therefore, through the foregoing technical means, the adjustable impedance rowing exercise machine of the present invention has at least the following advantages and practical value, such as: 1. The invention can effectively simplify the structure of the rowing exercise machine, and the rowing exercise machine is more The swing arm can be combined with the arm frame through the hinge unit to make the swinging movement of the swing arm forward and backward more smoothly; 2. The invention can utilize the impedance adjusting unit to adjust the pressing force between the cone body and the cone cover body. In order to adjust the impedance of the movement to meet the different motion requirements of different users; 3. The rocker group of the present invention uses the hinge unit to connect the boom and the swing arm so that it can simultaneously reach the pivot and generate impedance. The utility model can greatly reduce the assembled components and reduce the probability of damage in use; and 4. The invention has the aforementioned functions, thereby improving the exercise training effect, thereby greatly increasing the added value and improving the rowing exercise machine. Economic benefits.

The preferred embodiments of the present invention are set forth in the accompanying drawings, and in the claims

The present invention is an adjustable impedance rowing exerciser, and the specific embodiment of the rowing exerciser of the present invention and its components, as illustrated in the accompanying drawings, all relate to front and rear, left and right, top and bottom, upper and lower, and The horizontal and vertical references are for convenience of description only and are not intended to limit the invention, nor to limit its components to any position or spatial orientation. The drawings and the dimensions specified in the specification may be varied in accordance with the design and needs of the specific embodiments of the present invention without departing from the scope of the invention.

The detailed configuration of the preferred embodiment of the rowing exercise machine of the present invention is as shown in the first figure. The rowing exercise machine includes at least a base (10), a mat set (20), and a pedal set ( 30) and two rocker groups (40); the base (10) has a front frame (11) and a rear frame (12), and the front and rear frames (11, 12) are provided with a sliding a rail (15), the slide rail (15) is provided for the seat cushion group (20); the seat cushion group (20) is slidably disposed on the slide rail (15) of the base (10), and is Using the push-pull action of the user, the seat cushion group (20) is selectively slid front and rear on the slide rail (15); the pedal group (30) is attached to the base (10) slide rail (15) Different from the end of the seat cushion group (20), the pedal group (30) is provided with a pedal (31, 32) on both sides of the slide rail (15) for the user to sit on the seat cushion group (20). When the pedals are stepped on the pedals (31, 32) of the pedal group (30), the seat cushion group (20) is actuated on the aforementioned slide rails (15) through the bending and straightening actions of the legs. Sliding forward and backward; the rocker group (40) is disposed on both sides of the seat cushion group (20) of the base (10) slide rail (15), and each rocker group (40) has an arm (41) and a swing arm (45), wherein the swing arm (45) is pivotally mounted on the arm frame (41) through a hinge unit (50), and the hinge unit (50) has an adjustable damping function. The impedance adjusting unit (60); and the foregoing hinge unit (50), as shown in the second, third and fourth figures, has a cover (51) provided on the arm frame (41), and the cover (51) is covered with a cover plate (52), and the center of the casing (51) is pivotally provided with a transmission shaft (53) passing through the cover plate (52), and the transmission shaft (53) is worn. The output end has a pivoting member (530), and the swing arm (45) is pivotally mounted on the transmission shaft (53) by an opposite pivoting member (46), so that the swing arm (45) can be opposite to the transmission shaft. The axis of (53) is pivoted and can drive the transmission shaft (53) to rotate about the axis, and the transmission shaft (53) is provided with a one-way clutch member (54) in the cover (51). The one-way clutch of the present invention The clutch member (54) may be selected from a general one-way bearing or a one-way ratchet, etc., and the one-way clutch member (54) is sleeved with a cone (55) to enable the transmission shaft (53) to pass through the one-way clutch. The piece (54) drives the cone (55) to rotate or idle, and the cone (55) has a swing arm (45) The outer tapered surface (550) is expanded, and the center of the tapered body (55) has an abutting surface (551), and the outer portion of the tapered body (55) is sleeved with a corresponding tapered cover body (56), the tapered cover body (56) The inner edge has an inner tapered surface (560) corresponding to the outer tapered surface (550), such that the tapered body (55) can be selectively pressed against the tapered cover (56), and the tapered body (55) and the tapered cover A tapered gasket (57) is interposed between the outer and inner tapered surfaces (550, 560) of (56), and the tapered gasket (57) may be disposed on the outer cone surface (550) or the inner cone surface (560). ) for relatively generating friction damping effect to provide an impedance effect during movement, and the cone cover (56) can be locked to a fixing member (42) fixed to the arm frame (41); In the fifth embodiment, the impedance adjusting unit (60) is fixed on the opening side of the cone cover (56) with a fixing plate (58) covering the cone cover (56), and the fixing plate (58) is provided with an adjustable The cone (55) is opposite to the cone (56) of the biasing force adjusting unit (60), and the impedance adjusting unit (60) is formed at the center of the fixing plate (58) to form a screw for the transmission shaft (53) to pass through. a hole (580), and the fixing plate (58) is provided with a disk body (61), the disk body (61) The core is formed with a screw sleeve (62) through which the transmission shaft (53) passes and can be screwed to the screw hole (580), and the disk body (61) is locked with a cover (51). a lever (63), and the cover (51) has a long through slot (511) for the movement of the lever (63), and the drive shaft (53) is screwed to the body (61) (62) Between the end portion and the tapered body (55) abutting surface (551) is provided with a thrust bearing (65) and an elastic member (64) for driving the disk body (61) relative to the cone cover through the shift lever (63) (56) The fixing plate (58) is rotated, so that the screw body (61) of the disk body (61) can press the elastic member (64) to change the position of the cone body (55) [as shown in the fifth figure], and utilize the elasticity The member (64) selectively actuates the cone (55) to change the pressing force between the cone (56) and the frictional damping between the cone (55) and the cone (56) for adjustment movement. The purpose of the impedance; thereby, the group constitutes a rowing exerciser with an adjustable impedance that can smoothly adjust the rowing action impedance.

As for the actual use of the rowing exercise machine of the present invention, please refer to the figures shown in the first and sixth figures. In operation, the user sits on the seat cushion set (20) and rests on the pedal set with both feet. (30) on the pedals (31, 32), and put the hands on the swing arm (45) of the rocker group (40) on both sides of the seat cushion group (20), so that the user can support the feet with the feet The pedal group (30) causes the seat cushion group (20) to slide forward and backward with respect to the slide rail (15), and operates the rocker group (40) in accordance with the rowing motion of the hands before and after pushing and pulling, thereby generating a simulated boating action. For the training of strengthening the muscles and strength of the hands, legs, chest, waist and back; and when the swing arm (45) drives the drive shaft (53) of the hinge unit (50), it can be matched with the fourth figure, which can The unidirectional clutch member (54) is used to drive the cone (55), and a tapered gasket (57) can be utilized between the cone (55) and the cone (56) to generate frictional damping due to the cone The cover body (56) is fixed on the arm frame (41), so that the swing arm (45) can exert an impedance effect on the arm frame (41) to improve the movement and training effect. And when the swing arm (45) rotates in the reverse direction, the transmission shaft (53) can be opposite to the cone (55) due to the provision of the one-way clutch member (54) between the transmission shaft (53) and the cone (55). It is idling, so that the swing arm (45) can be idly reset relative to the boom (41) for the next cycle of rowing action; and when the user needs to adjust the swing arm (45) of the swing arm (45) relative to When the motion resistance of the boom (41) is as shown in the fifth figure, the user pulls the lever (63) of the impedance adjusting unit (60), thereby causing the lever (63) to drive the disk (61). The screw sleeve (62) allows the screw sleeve (62) to be pressed against the thrust bearing (65) and the elastic member (64), further changing the position of the cone (55), and selecting by the elastic member (64) The actuating cone (55) changes the pressing force between the cone and the cone (56), thereby changing the friction damping effect between the cone (55) and the cone (56) for the purpose of adjusting the motion impedance.

Through the foregoing structural design and operation description, the present invention has at least the following advantages: First, the rocker set (40) of the rowing exercise machine of the present invention uses the hinge unit (50) to connect the boom (41) and the swing arm ( 45), so that it can synchronously achieve the function of pivoting and generating impedance. Compared with the existing use of the universal joint structure and the hydraulic rod for pivoting and generating impedance, the assembled components can be greatly reduced, and the use thereof can be reduced. Damage probability.

Secondly, the present invention utilizes the cone (55) of the hinge unit (50) and the cone cover (56) to generate an impedance effect corresponding to the rotation axis of the swing arm (45) relative to the boom (41). Greatly improve the smoothness of its rowing action and avoid unnecessary sports injuries.

Furthermore, the present invention utilizes a tapered spacer (57) between the tapered body (55) and the tapered cover (56) as an impedance medium, so that the impedance effect is extremely stable and does not vary with the movement process, so Ensure the effectiveness of its movements.

Moreover, the present invention can further utilize the impedance adjusting unit (60) to adjust the pressing force of the cone (55) relative to the cone cover (56) in the hinge unit (50), and change the swing arm (45) when pivoting The friction damping effect, and then adjust its motion impedance to meet the different sports needs of different users, effectively enhance the added value of the rowing exercise machine.

In this way, it can be understood that the present invention is an excellent creation, in addition to effectively solving the problems faced by the practitioners, and greatly improving the efficiency, and the same or similar product creation or public use is not seen in the same technical field. At the same time, it has the effect of improving the efficiency. Therefore, the present invention has met the requirements for "novelty" and "progressiveness" of the invention patent, and is filed for patent application according to law.

(10). . . Pedestal

(11). . . Front frame

(12). . . Back frame

(15). . . Slide rail

(20). . . Seat cushion set

(30). . . Pedal group

(31). . . Stepping on the pedal

(32). . . Stepping on the pedal

(40). . . Rocker group

(41). . . Boom

(42). . . Fastener

(45). . . Swing arm

(46). . . Pivot

(50). . . Hinged unit

(51). . . Shell cover

(510). . . Bearing parts

(511). . . Long slot

(52). . . Cover

(53). . . transmission shaft

(530). . . Pivot

(54). . . One-way clutch

(55). . . Cone

(550). . . Outer cone surface

(551). . . Stick to face

(56). . . Cone shell

(560). . . Inner cone surface

(57). . . Tapered liner

(58). . . Fixed plate

(580). . . Screw hole

(60). . . Impedance adjustment unit

(61). . . Disk body

(62). . . Screw sleeve

(63). . . Pole

(64). . . Elastic part

(65). . . Thrust bearings

The first figure is a schematic diagram of the three-dimensional appearance of the rowing exercise machine with adjustable impedance of the present invention, for explaining the aspects of the main components and their relative relationships.

The second figure is a schematic view of the appearance of the hinge unit in the rowing exercise machine of the adjustable impedance of the present invention.

The third figure is a three-dimensional exploded view of the hinge unit in the rowing exercise machine with adjustable impedance of the present invention, for explaining the aspects of the constituent elements.

The fourth figure is a side cross-sectional view of the hinge unit in the rowing exercise machine of the adjustable impedance of the present invention, further illustrating the internal state after its composition.

Fig. 5 is a schematic view showing the impedance adjustment operation of the hinge unit in the rowing exercise machine of the adjustable impedance of the present invention.

Fig. 6 is a schematic view showing the appearance of the rowing exercise machine of the adjustable impedance of the present invention in actual use.

(10). . . Pedestal

(11). . . Front frame

(12). . . Back frame

(15). . . Slide rail

(20). . . Seat cushion set

(30). . . Pedal group

(31). . . Stepping on the pedal

(32). . . Stepping on the pedal

(40). . . Rocker group

(41). . . Boom

(45). . . Swing arm

(46). . . Pivot

(50). . . Hinged unit

(51). . . Shell cover

(511). . . Long slot

(52). . . Cover

(53). . . transmission shaft

(530). . . Pivot

(60). . . Impedance adjustment unit

(63). . . Pole

Claims (6)

The utility model relates to an adjustable impedance rowing exercise machine, which comprises a base, a pad set, a pedal set and two rocker sets, wherein a slide rail is arranged on the base, and the seat cushion set is arranged On the slide rail, the pedal group is disposed on one end of the slide rail different from the seat cushion group, and the pedal group is provided with a pedal on both sides of the slide rail; and the rocker group is further disposed on the slide rail. Each of the rocker sets has a boom and a swing arm, wherein the swing arm is pivotally mounted on the boom through a hinge unit having a drive shaft and a drive shaft in the cover The utility model is provided with a one-way clutch member, and the one-way clutch member is sleeved with a cone body having an outer cone surface, and the outer sleeve of the cone body is provided with a cone unit fixed to the arm frame, the cone cover The inner edge has an inner cone surface corresponding to the outer cone surface; and the hinge unit is provided with an impedance adjusting unit, wherein the impedance adjusting unit is fixed with a fixing plate on the cone cover body, and a center of the fixing plate is formed for the transmission shaft to pass through The screw hole and the fixing plate are provided with a corresponding screw by using the screw hole screw The disc body is further provided with a lever that passes through the cover, and the lever can drive the disc body to rotate relative to the cone cover fixing plate, so that the disc body sleeve can change the position of the cone to change The friction damping effect between the cone and the cone cover; thereby, the group constitutes a boating exerciser with a smooth adjustable boating action. The adjustable impedance rowing exercise machine of claim 1, wherein the base has a front frame and a rear frame, and the slide rails are spanned in the front and rear frames. The adjustable impedance rowing exercise device of claim 1, wherein the hinge unit has a cover disposed on the arm frame, and the cover is covered with a cover plate for allowing the drive shaft to pass through. The center of the casing is pivoted with a bearing member. The adjustable impedance rowing exercise device of claim 1, wherein the end of the transmission shaft has a pivoting member, and the swing arm is pivotally mounted on the transmission shaft by an opposite pivoting member. The cone cover body is fixed on the arm frame by a fixing member, so that the swing arm can pivot relative to the axis of the transmission shaft and can drive the transmission shaft to rotate around the axis. The adjustable-impedance rowing exercise device of claim 1, wherein the tapered body and the outer and inner tapered surfaces of the cone cover are provided with a tapered gasket, and the tapered gasket can be disposed on The outer cone surface or the inner cone surface is provided with a relative friction damping effect to provide an impedance effect during motion. The adjustable impedance rowing exercise device according to claim 1, wherein the impedance adjusting unit has a corresponding abutting surface of the screw sleeve on the cone, and the transmission shaft is at the end of the disk body and the cone A thrust bearing and an elastic member are sleeved between the abutting surfaces, and the elastic member selectively actuates the cone to change the pressing force between the cone and the cone.