JP3217437U - Rowing machine structure - Google Patents

Abstract

The present invention provides a rowing machine structure that combines a lower-body bicycle rowing exercise and an upper-body hand row exercise effect.
A base 1 is provided with a resistance mechanism 2 on the bottom base, a fixed support base 3 at a position behind the resistance mechanism of the bottom base, and a saddle 30 on the fixed support base. A movable support base 4 is pivoted by a first pivot portion 40 at a position in front of the resistance mechanism on the bottom base, and a handle bar 41 is installed on the movable support base. An automatic recovery mechanism 5 is installed between one side of the shaft rod 20 of the resistance mechanism and the movable support base, and a gas spring 50 is installed in the automatic recovery mechanism. A sleeve 51 is put on the outside of the gas spring, and one end of the expansion / contraction rod 500 of the gas spring and one end of the sleeve are pivoted by the second pivoting portion 52 so as to be aligned with one shaft side of the resistance mechanism. The other end of the gas spring is pivotally mounted on the movable support base by the third pivot 53, and a stereotaxic piece 54 is installed on the gas spring, and a folding stereotaxic hole 540 and a use stereotaxic hole are drilled on the stereotaxic piece. The fixed base 55 is installed on the sleeve, and the base is installed on the fixed base.
[Selection] Figure 2

Description

  The present invention relates to the structure of a rowing machine, and in particular, an automatic recovery mechanism is installed on a fitness bike and combines the lower body bicycle rowing exercise and the upper body rowing exercise to achieve the effect of using whole body exercise.

  Modern people are busy with work and tend to lack exercise. As a solution, fitness bikes are generally known as indoor health equipment for exercising indoors for people who cannot exercise outdoors. A general fitness bike has a base for stable placement on the ground. A frame, a handle bar, and a resistance mechanism are installed on the bottom base. A saddle for the user to ride is installed on the frame, and a pedal for stepping on the resistance mechanism. The handlebar of a known fitness bike is fixed on the base or frame by a support frame and is gripped by the user's hand. In addition, a general fitness bike rotates the simulated bicycle with both feet, trains the user's thighs and calf muscles, enhances cardiopulmonary function, promotes blood circulation, etc., and obtains exercise health effects .

Utility Model Registration No. 3130693

  The problem to be solved is that when a general fitness bike rotates with both feet, both hands only hold the handlebar and do not move. Because the upper body is not in motion and cannot be converted to other methods of exercise, it is monotonous and fun to use, and users get tired and tired when riding for a long time is there.

  In the present invention, a base is mainly installed, a resistance mechanism is installed on the base, a fixed support base is installed at a position behind the resistance mechanism on the base, and a saddle is placed on the fixed support base. Install. A movable support base is pivoted by a first pivot portion at a position in front of the resistance mechanism on the bottom base, and a handle bar is installed on the movable support base. An automatic recovery mechanism is installed between one side of the resistance mechanism shaft and the movable support base, and the automatic recovery mechanism is provided with a gas spring. A sleeve is put on the outside of the gas spring, and one end of the expansion / contraction rod of the gas spring and one end of the sleeve are pivoted by the second pivoting portion so as to be aligned with one shaft side of the resistance mechanism. The other end of the gas spring is pivotally mounted on the movable support base by a third pivot, and a stereotaxic piece is installed on the gas spring, and a folding stereotaxic hole and at least one use stereotaxic hole are provided on the stereotaxic piece. The fixing base is installed on the sleeve, and the base is installed on the fixing base. The position-limiting knob is placed on the base, and a stereotaxic plug is installed in the position-limiting knob. The stereotaxic socket extends from the bottom of the base, and the stereotaxic plug is the stereotactic piece. The main feature is that it is inserted into the folding stereotaxic hole or at least one use stereotaxic hole.

  The structure of the rowing machine according to the present invention has an advantage of achieving the effect of using the whole body exercise by combining the lower body bicycle rowing exercise and the upper body rowing exercise effect.

It is a three-dimensional view of the Example of this invention. It is a three-dimensional figure of another angle of the Example of this invention. It is a side view instruction | indication figure of the state which folded the Example of this invention. It is an assembly sectional view of a position limitation knob part in the example of the present invention. FIG. 5 is an instruction diagram in which a position limiting knob is lifted upward in an embodiment of the present invention. It is the usage instruction figure which adjusted the movable support stand of this invention to the bicycle rowing movement position. FIG. 5 is an instruction diagram in which a position limiting knob is rotated and localized in an embodiment of the present invention. FIG. 4 is a usage instruction diagram illustrating the extension and contraction of the gas spring of the automatic recovery mechanism extending outward in the embodiment of the present invention. FIG. 4 is a usage instruction diagram in which a movable support base moves back and forth to perform a rowing motion in an embodiment of the present invention.

  It is an object of the present invention to provide a rowing machine structure that effectively improves the disadvantages of use in known fitness bikes.

  The structure of the rowing machine of the present invention is mainly configured by installing a base and a resistance mechanism on the base. A shaft rod is installed on the resistance mechanism, and pedals connected to the crank arm are installed on both ends of the shaft rod. A fixed support base is installed at a position behind the resistance mechanism on the bottom base, and a saddle is installed on the fixed support base.

  A movable support base is pivoted by a first pivot portion at a position in front of the resistance mechanism on the bottom base, and a handle bar is installed on the movable support base. An automatic recovery mechanism is installed between one side of the resistance mechanism shaft and the movable support base, and the automatic recovery mechanism is provided with a gas spring. A sleeve is put on the outside of the gas spring, and one end of the expansion / contraction rod of the gas spring and one end of the sleeve are pivoted by the second pivoting portion so as to be aligned with one shaft side of the resistance mechanism. The other end of the gas spring is pivotally mounted on the movable support base by a third pivot, and a stereotaxic piece is installed on the gas spring, and a folding stereotaxic hole and at least one use stereotaxic hole are provided on the stereotaxic piece. Drill. A fixing base is installed on the sleeve, and a base is installed on the fixing base. The position-limiting knob is placed on the base, and a stereotaxic plug is installed in the position-limiting knob. The stereotaxic socket extends from the bottom of the base, and the stereotaxic plug is the stereotactic piece. Is inserted into the folding stereotaxic hole or at least one use stereotactic hole.

  In the structure of the rowing machine of the present invention, a screw hole is formed in the fixing base, a screw pipe is installed at the bottom of the base, and the screw pipe is screwed into the screw hole of the fixing base. A perforation is formed in the screw tube. The stereotaxic plug of the position limiting knob extends from the perforation of the threaded tube.

In the structure of the rowing machine of the present invention, a storage chamber is formed in the base, and two guide arc surfaces are relatively installed on the outer wall surface of the base, and the upper ends of the two guide arc surfaces. In place, a stereotaxic tank is installed. Two localization convex bodies are relatively installed on the inner wall surface of the position-limiting knob, and the two localization convex bodies respectively correspond to the two guide arc surfaces of the base. A spring is fitted on the stereotaxic socket located in the storage chamber of the base, and a stop bar is installed on the lateral side of the stereotaxic insert so as to localize the spring.

  In the structure of the rowing machine of the present invention, the installation of the automatic recovery mechanism allows the fitness bike to have a lower-body bicycle rowing exercise and an upper-body rowing exercise function. Achieves a hobby.

  In order to achieve the above-mentioned purposes and effects of the present invention, the technical means employed will be described below with reference to the preferred embodiments.

  In the embodiment of the present invention, as shown in FIGS. 1 to 4, a base 1 is mainly installed, and a resistance mechanism 2 is installed on the base 1. A shaft rod 20 is installed on the resistance mechanism 2, and pedals 22 connected to the crank arm 21 are installed on both ends of the shaft rod 20. A fixed support base 3 is installed at a position behind the resistance mechanism 2 on the bottom base 1, and a saddle 30 is installed on the fixed support base 3. A movable support base 4 is pivoted by a first pivotal portion 40 at a position in front of the resistance mechanism 2 on the bottom base 1, and a handle bar 41 is installed on the movable support base 4. A display 42 is installed on the handle bar 41. An automatic recovery mechanism 5 is installed between one side of the shaft rod 20 of the resistance mechanism 2 and the movable support 4, and the automatic recovery mechanism 5 is provided with a gas spring 50. A sleeve 51 is put on the outside of the gas spring 50, and one end of the expansion / contraction rod 500 of the gas spring 50 and one end of the sleeve 51 are pivoted by the second pivot portion 52 so as to be aligned with the shaft rod 20 side of the resistance mechanism 2. Set up. The other end of the gas spring 50 is pivotally mounted on the movable support 4 by a third pivot portion 53, and a stereotaxic piece 54 is installed in the gas spring 50, and the stereotaxic piece 54 has a folding stereotaxic hole 540. In addition, a use orientation hole 541 is formed. A fixing base 55 is installed on the sleeve 51, a screw hole 550 is formed on the fixing base 55, and a base 56 is installed on the fixing base 55. A screw tube 560 is installed at the bottom of the base 56, the screw tube 560 is screwed into the screw hole 550 of the fixing base 55, and a hole 561 is formed in the screw tube 560. A storage chamber 562 is formed in the base 56, two guide arc surfaces 563 are relatively installed on the outer wall surface of the base 56, and a stereotactic recess is formed at the upper ends of the two guide arc surfaces 563. A tank 564 is installed. The position limiting knob 57 is placed on the base 56, and two localization convex bodies 570 are relatively installed on the inner wall surface of the position limiting knob 57, and the two localization convex bodies 570 are arranged on the base 56. These correspond on the two guide arcuate surfaces 563, respectively. A stereotaxic insertion rod 571 is installed in the position limiting knob 57, and the stereotaxic insertion rod 571 is inserted into the storage chamber 562 of the base 56, and is taken out from the perforation 561 of the screw tube 560. The piece 54 is inserted into the folding orientation hole 540 or the use orientation hole 541. A spring 572 is fitted on the stereotaxic insertion rod 571 located in the storage chamber 562 of the base 56, and a stop rod 573 is installed on the lateral side of the stereotaxic insertion rod 571 to dispose the spring 572. I'll pan. In this way, the structure of the rowing machine is completed.

  When using as a bicycle, as shown in FIGS. 1 to 6, the user first moves the position limiting knob 57 upward (see FIGS. 4 and 5), and moves the position insertion knob 571 of the position limiting knob 57 upward. By moving up and moving, it is removed from the folding localization hole 540 of the localization piece 54. The spring 572 on the position limiting knob 57 is elastically compressed by receiving the pressing force of the stop rod 573. The movable support 4 rotates slightly outward with the first pivotal portion 40 as a support shaft. When the use positioning hole 541 on the positioning piece 54 coincides with the position of the positioning plug 571 of the position limiting knob 57, the position limiting knob 57 is opened, and the position limiting knob 57 receives the inertia recovery of the spring 572 and returns it to the original position. Push to position. Further, the localization insertion rod 571 is inserted into the use localization hole 541 of the localization piece 54 (see FIGS. 2 and 6), and the position of the movable support base 4 is localized to the position of the use state on the bicycle. The user sits on the saddle 30 of the fixed support base 3, both hands grasp the handlebar 41 on the movable support base 4, and both feet step on the pedals 22 on both sides of the resistance mechanism 2 to perform a lower body bicycle rowing exercise.

  When used in the rowing motion, as shown in FIGS. 7 to 9, it is only necessary to rotate the position limiting knob 57 (see FIG. 7), and the localization convex body 570 of the position limiting knob 57 is guided to the guide arc on the outer wall surface of the base 56. It is pushed upward along the surface 563, and the localization convex body 570 of the position limiting knob 57 enters the localization concave tank 564 of the base 56 and is localized. At the same time, the localization insertion rod 571 of the position limiting knob 57 is also moved upward and detached from the folding localization hole 540 or the use localization hole 541 of the localization piece 54. The spring 572 of the position limiting knob 57 is pressed by the stop rod 573 and is in an elastically compressed state. However, the localization piece 54 on the gas spring 50 is not limited to the insertion position of the localization insertion rod 571 of the position limiting knob 57, and the gas The telescopic rod 500 of the spring 50 is automatically extended outward, and the movable support base 4 is pushed and moved forward by the gas spring 50, and is rotated and moved to the most open position with the first pivotal portion 40 as a support shaft. (See FIG. 8). The user sits on the saddle 30 of the fixed support base 3, grasps the handle bar 41 on the movable support base 4 with both hands, pulls the handle bar 41 back with force on both hands, and approaches the body (see FIG. 9). The movable support 4 rotates backward with the first pivot 40 as a support shaft, pushes the telescopic rod 500 of the gas spring 50 back into the gas spring 50 with force, and further loosens the sides of both hands. The 50 stretchable wrinkles 500 automatically recover and extend outward. When the handlebar 41 is gripped in this way and reciprocates back and forth, the upper body rowing motion is obtained, and when the pedals 22 on both sides of the resistance mechanism 2 are stepped on with both feet, that is, the lower body bicycle rowing motion is simultaneously performed.

  When not in use, as shown in FIGS. 3 and 4, first, the handle bar 41 is pulled to the saddle 30 position, the movable support base 4 rotates around the first pivotal portion 40, and the expansion rod 500 of the gas spring 50 is It is compressed into the gas spring 50, and the localization insertion rod 571 of the position limiting knob 57 is made to coincide with the position of the folding localization hole 540 of the localization piece 54 (see FIG. 3). Next, the position limiting knob 57 is rotated in the opposite direction. The localization convex body 570 of the position-limiting knob 57 is removed from the localization concave tank 564 of the base 56, the spring 572 is pushed by elastic recovery, and the localization convex body 570 slides downward along the guide arc surface 563 to return to the original position. Returning to the position, the localization insertion rod 571 is moved downward by that and inserted into the folding localization hole 541 of the localization piece 54 (see FIG. 4), and the position of the movable support base 4 is localized at the folding position, The folding operation is completed.

  As described above, the present invention reliably achieves the intended purpose and effect. Furthermore, it is ideal and practical as compared with known ones. The above-described embodiment is merely a preferred embodiment for specifically explaining the present invention. Therefore, the embodiments do not limit the claims of the present invention. All completed equivalent changes and modifications under the technical means presented by the present invention are intended to be included in the claims of the present invention.

DESCRIPTION OF SYMBOLS 1 Bottom stand 2 Resistance mechanism 20 Shaft rod 21 Crank arm 22 Pedal 3 Fixed support stand 30 Saddle 4 Movable support stand 40 First pivot part 41 Handlebar 42 Display 5 Automatic recovery mechanism 50 Gas spring 500 Telescopic rod 51 Sleeve 52 Second Pivoting part 53 Third pivoting part 54 Positioning piece 540 Folding position hole 541 Use position hole 55 Fixing base 550 Screw hole 56 Base 560 Screw pipe 561 Drilling 562 Storage chamber 563 Guide arc surface 564 Positioning concave tank 57 Position limitation Knob 570 Localization convex body 571 Localization insertion rod 572 Spring 573 Stop rod

Claims (1)

A base is mainly installed, a resistance mechanism is installed on the base, a shaft rod is installed on the resistance mechanism, and pedals connected to the crank arm are respectively installed at both ends of the shaft rod. In the structure of a rowing machine in which a fixed support base is installed at a position behind the resistance mechanism of the base and a saddle is installed on the fixed support base,
A movable support base is pivoted by a first pivot portion at a position in front of the resistance mechanism on the bottom base, and a handle bar is installed on the movable support base. An automatic recovery mechanism is installed between the bases, and the automatic recovery mechanism is provided with a gas spring. A sleeve is placed outside the gas spring, and one end of the expansion / contraction rod of the gas spring and one end of the sleeve are connected to the second pivot. The gas spring is pivoted on the movable support base by a third pivot, and a stereotaxic piece is installed on the gas spring. A folding localization hole and at least one use localization hole are drilled on the localization piece; a fixing base is installed on the sleeve; a base is installed on the fixing base; A stereotaxic plug is installed in the position-limiting knob, and the stereotaxic plug is The out extends from the bottom, the constant position difference Komi桿 the structure of a rowing machine, characterized in that inserted into 該折 tatami locating hole or the at least one use stereotactic bore installing the constant position piece.