KR100678659B1 - Exercising apparatus for stretch gymnastics - Google Patents

Abstract

An exercising apparatus for stretch gymnastics is provided to enable a user to take a stretch exercise conveniently and simply through the apparatus, and to maximize a stretch effect by repeatedly stretching in back and forth, and right and left direction. The exercising apparatus for stretch gymnastics includes: a fixing frame; a bed part mounted on an upper part of the fixing frame; a grip part positioned on both sides of the bed part; a driving part slidably installed on the fixing frame, and having an outer case, a driving motor mounted in the outer case, and a crank of which one end is connected to a shaft of the driving motor and the other end is protruded to the outside of the case; and an ankle fixing part installed at the outside end of the driving part and taking a rotary motion on a plane in parallel with the bed part by the driving part.

Description

Stretching apparatus for stretch gymnastics

1 is a perspective view showing one embodiment of a stretching mechanism according to the present invention.

FIG. 2 is a perspective view illustrating the bottom of the embodiment shown in FIG. 1. FIG.

3 is a perspective view of the embodiment shown in Figure 1 cut out.

4 is an enlarged cross-sectional view of the fastener portion of the embodiment shown in FIG.

5 is an enlarged perspective view illustrating a length adjusting knob in the embodiment illustrated in FIG. 1.

6 is a plan view showing an operating state of the embodiment shown in FIG.

<Explanation of symbols for main parts of the drawings>

100: lower body bed,

102: first fixed frame,

106: legs,

108 grip part,

112: knob for adjusting the length,

120: upper body bed,

122: second fixing frame,

130: ankle support,

140: cylindrical frame,

150: first fixing bar,

160: second fixing bar,

170: Sole fixing bar.

The present invention relates to a stretching device, and more particularly, to a stretching device which is a kind of exercise device that can stretch joints such as a waist, a knee and an ankle.

Stretching is a development of flexible gymnastics, which has been known as a warm-up exercise. It is to stretch muscles slowly until it feels light kidney and then relax again. Such stretching has been used for conditioning and preventing injury in all sports because it provides flexibility to muscles and expands the range of motion of the joints.

In addition, stretching can help you to: 1) soften and relax your body, 2) improve joint movement and natural movement, 3) prevent and treat musculoskeletal disorders, and 4) take place during exercise, such as spasms or ligament injuries. Can help prevent minor injuries, 5) prevent stiffness in the body as you age, 6) relieve tension and feel better, 7) promote blood circulation, 8) expand muscle oxygen supply It has the effect of promoting the circulation of the waste, etc., it is a useful means to relieve fatigue or muscle agglomeration or joint pain caused by everyday life.

In addition, when children or adolescents in the growing stage to stretch steadily to stimulate the growth plate in the joint node to promote the secretion of growth hormone, there is an effect that promotes growth as a result. Therefore, the efficacy of such stretching is attracting attention.

However, in order to obtain such an effect, it is necessary to stretch steadily, but it is not easy to perform stretching regularly enough to obtain an effect due to lack of time and motivation. Therefore, various types of stretching mechanisms that can perform stretching easily and efficiently are used.

Such a stretching device is simply a device having a simple structure in which a user grabs a part of the device and stretches by itself, and a device that performs stretching by the force of the device while fixing a part of the user's body by its own driving mechanism. Etc. are commercially available.

As an example of such a mechanism, the user's ankle is fixed while the user is lying on the upper portion of the support, and then, a portion of the ankle has been introduced in a form of stretching while repeating forward and backward in the longitudinal direction. Such a device is stretched while the user is lying down comfortably, so it is easy to use and can do TV watching or reading during stretching exercises, so there is an advantage that the exercise is not boring.

However, since only stretching in one direction is possible, the stretching effect on the joint is limited, and the mechanical configuration that enables forward and retreat is complicated.

The present invention has been made to overcome the disadvantages of the prior art as described above, it is a technical problem to provide a stretching mechanism having a simple mechanical configuration, capable of stretching in the horizontal direction as well as forward and backward.

The present invention to achieve the above technical problem, a fixed frame; A bed unit mounted on an upper portion of the fixed frame; Grip parts positioned on both sides of the bed part; A driving unit slidably installed in the frame; And an ankle fixing part installed at an upper portion of the driving part, the ankle fixing part rotating in a plane parallel to the bed part by the driving part.

Preferably, the bed portion is composed of an upper bed and a lower bed disposed adjacent to each other, the frame located below the upper bed is preferably foldable to the fixed frame.

In addition, the driving unit. Outer case; A drive motor embedded in the outer case; And one end is connected to the rotating shaft of the drive motor, the other end includes a crank protruding outside the case, the ankle fixing portion may have a form that is installed at the outer end of the crank.

Here, the ankle fixing portion, the cylindrical frame is rotatably fitted to the outer end of the crank; A first fixing bar installed at a bottom of the frame and extending in a direction orthogonal to the frame; A second fixing bar installed on the upper part of the frame to be movable in the vertical direction; And a sole fixing bar spaced apart from the center of the frame.

In addition, the second fixing bar is fixed to a moving frame inserted into the cylindrical frame, a plurality of teeth having a right-angled triangular cross-section inclined downward on the outside of the moving frame is arranged in a row, the cylindrical frame The outer side of the penetrating through the groove formed on the cylindrical frame is engaged with the sawtooth, the fastener for blocking the movement of the upward movement frame may be additionally installed.

On the other hand, one side of the drive unit is provided with a pair of slide bars slidably inserted into the inside of the fixed frame, a plurality of length adjusting holes are drilled on one side of the slide bar, and penetrates the fixed frame on the fixed frame. The length adjusting knob inserted into the length adjusting hole may be installed.

Here, the knob is installed on the 'L' shaped bracket attached to the side of the fixed frame, the jaw is formed on the end of the knob, an elastic spring may be interposed between the bracket and the jaw of the knob. .

Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of a stretching mechanism according to the present invention.

1 and 2, an embodiment of a stretching mechanism in accordance with the present invention is shown. The embodiment includes a lower body portion 100 for supporting the lower body portion and hip and waist portion of the user. In FIG. 1, the lower bed part 100 is made of the same material as a whole, but as an example, the part where the user's hip is located may be made of a material that does not slip well, such as rubber or urethane. The lower fixed bed 102 is positioned below the lower bed 100 so that the lower bed 100 may support the weight of the user. In addition, two pipes 104 are attached to both side surfaces of the first fixing frame 102, and legs 106 having an arch-shaped cross section are fixed to the pipes 104.

In addition, a grip portion 108 extending in a direction perpendicular to the ground is mounted on the upper surface of the leg 106. The grip portion 108 has an arc shape as a whole to facilitate gripping and beautiful appearance. Can have In addition, although not shown, a variety of switches for operating the device, for example, a power switch or an operation switch, may be disposed in the grip unit 108 so that the user may comfortably operate the device while lying down. On the other hand, the left end (see Fig. 1) of the first fixing frame 102 is open, and the side adjustment knob 112 is mounted on the side adjacent to the end, which will be described later.

Adjacent to the lower bed 100, the upper bed 120 is installed. The upper bed 120 serves to support the user's back, shoulders and head, and the lower part of the upper body 120, like the lower bed 100, the upper body 120 to support the user's weight, consisting of a square beam The second fixed frame 122 is located. Here, since the second fixed frame 122 is rotatably mounted with respect to the first fixed frame 102, the second fixed frame 122 is used in an unfolded state as shown in FIG. 1, and the upper bed 120 is not used. To be folded to the lower bed 100 to minimize the volume can be stored.

In addition, a U-shaped support frame 124 for supporting the frame on the ground is installed at the lower portion of the first fixing frame 102 along with the legs 106.

Ankle support 130 is located on the left side of the lower bed 100 (see FIG. 1), and a lower portion of the ankle support 130 supports the ankle support 130 and a drive motor therein. The driving unit case 132 is located therein. The driving unit case 132 has a rectangular box shape as a whole, and a caster 134 is mounted on the bottom thereof to facilitate movement of the device. In addition, a slide bar 136 having a rectangular cross section is attached to both sides of the drive case 132, and one end of the slide bar 136 is inserted into the open end of the first fixing frame 102 described above. According to the insertion depth of the slide bar 136, it is possible to adjust the distance between the ankle support 130 and the lower bed 100.

In addition, a plurality of length adjusting holes 138 are drilled near the end of the slide bar 136, and a length adjusting knob 112 installed in the first fixing frame 102 is inserted into the length adjusting hole 138. The ankle support 130 is stably fixed. Because of this, the overall length of the stretching mechanism can be properly adjusted to the height of the user.

An upper portion of the ankle support 130 extends in a vertical direction, and a hollow cylindrical frame 140 is located therein, and a fastener insert formed through the cylindrical frame on the surface of the cylindrical frame 140 ( 142 is located. In addition, a pair of slits 146 extending in the longitudinal direction are formed on the cylindrical frame 140. In addition, the first fixing bar 150 is fixed to the lower portion of the cylindrical frame 140 extending in a direction orthogonal to the cylindrical frame 140, the first fixing bar 150 is made of a material having elasticity It serves to support the bottom of the user's ankle.

The second fixing bar 160 extending in parallel with the first fixing bar 150 is located on the upper portion of the cylindrical frame 140, the fixing shaft 162 of the second fixing bar 160 is It protrudes outward through the pair of slits 146. In addition, the fixed shaft 162 is fixed to the moving frame 164, the moving frame 164 is inserted into the cylindrical frame 140, can move in the vertical direction.

The sole fixing bar 170 is positioned at a position spaced apart from the first and second fixing bars 150 and 160 in the horizontal direction. The sole fixing bar 170 is attached by an arched bracket 172 attached to the cylindrical frame 140, the first fixing bar 150 and the second fixing bar 160, respectively, the bottom and top of the user's ankle In contact with the sole of the user while supporting the surface to ensure a stable support of the user's ankle.

Referring to FIG. 3, a central axis 152 positioned at the center of the first fixing bar 150 is attached to the surface of the cylindrical frame 140 and has a right triangle on one side of the moving frame 164. A plurality of teeth 166 having a cross section is formed. The tooth 166 has a form inclined toward the ground, and the second fixing bar 160 can be freely moved downwardly but fixed upwardly in engagement with the fastener 154 (see FIG. 4) to be described later. It will play a role.

On the other hand, the drive motor 180 is mounted in the vertical direction inside the drive unit case 132. In addition, the crank 182 is mounted to the rotation shaft of the drive motor 180, the cylindrical frame 140 is inserted into the other end of the crank 182 via a bearing. Therefore, when the driving motor 180 rotates, the cylindrical frame 140 revolves along a circular track around the rotation axis of the driving motor 180.

1 to 3 illustrate a state in which the fastener is not mounted, the fastener will be described with reference to FIG. 4.

The fastener 154 has a shape similar to a screw having a flat head, but a flange 156 is formed near the end, and the end 158 has a right triangle shape having an inclination opposite to the tooth. The fastener 154 is inserted into the fastener inserting part 142. A detachment washer 148 is attached to an end portion of the fastener inserting part 142, and the washer 148 and the flange 156 are attached thereto. The coil spring 159 is interposed between them. The coil spring 159 applies an elastic force that pushes the clamp 154 in the direction of the teeth 166. When the second clamp bar 160 is pressed downward, the clamp 154 moves to the left side in FIG. While moving, the second fixing bar 160 moves downward. On the other hand, when the second fixing bar 160 is raised upwards, the teeth 166 and the end 158 of the fastener mesh with each other, thereby making it impossible to move. At this time, pull the clamp 154 by hand to release the locked state.

Due to this, once the second fixing bar 160 is lowered by the user and the ankle is fixed, the second fixing bar 160 is not moved unless the intentional pulling of the clamp 154 is intentionally performed. It can be fixed.

5 is an enlarged view of the length adjusting knob 112.

The length adjusting knob 112 is mounted near the open end of the first fixing frame 102, and the knob 112 has a screw shape having a flat head as a whole, and is connected to the first fixing frame 102. It is inserted into the formed knob insertion portion 192. In addition, an end portion of the knob 112 extends through one of the plurality of length adjusting holes 138 formed in the slide bar 136 through the knob insertion portion 192.

Meanwhile, in order to support the knob 112, a bracket 190 having a 'b' cross section is attached to the lower portion of the first fixing frame 102, and the stepped portion 196 is formed at the end of the knob 112. The coil spring 194 is interposed between the bracket 190 and the stepped portion 196. Thus, the coil spring 194 receives the elastic force toward the slide bar 136 by the coil spring 194, so that unless the user intentionally pulls the knob 112, the interior of the length adjusting hole 138 It is located at.

Referring to Fig. 6, the operation of the above embodiment will be described.

Before the driving motor starts to rotate, the first fixing bar 150 and the second fixing bar 160 are positioned at a portion indicated by a solid line, and the position corresponds to a state where stretching is not performed. When the user operates the switch, the driving motor starts to rotate so that the first fixing bar 150 and the second fixing bar 160 and the like rotate as indicated by the dotted lines, and the first fixing bar ( 150 and the second fixing bar 160, etc. are located at a place indicated by a, the lower body of the user is stretched slightly in the longitudinal direction and is also biased in the downward direction in FIG. 6 so that the two-way stretching can be experienced at the same time. .

When the rotation of the driving motor is continued and the first fixing bar 150, the second fixing bar 160, and the like are positioned at b, the lower body of the user is stretched to the maximum in the longitudinal direction. If this rotation is repeated, the user will be able to stretch in the front, rear, left, and right directions, and in some cases, instead of continuously rotating the drive motor to maximize the stretching effect, the user may stop the motor for several seconds at 90-degree intervals. You can also change the rotation method.

According to the present invention having the above configuration, not only can be easily and conveniently stretched through the mechanism, but also can be repeatedly stretched in the front, rear, left and right directions instead of one direction, thereby maximizing the stretching effect.

In addition, since it has a relatively simple drive unit, the risk of failure is low, so that it is easy to maintain and repair, and can also provide an effect of extending the life of the product.

Claims (7)

Fixed frame; A bed unit mounted on an upper portion of the fixed frame; Grip parts positioned on both sides of the bed part; A drive unit slidably mounted to the fixed frame, the drive unit including an outer case, a drive motor embedded in the outer case, and one end of which is connected to a rotating shaft of the drive motor and the other end protruding outside the case; And Ankle fixing part which is installed at the outer end of the crank of the drive unit to rotate in a plane parallel to the bed by the drive unit Including but not limited to: The ankle fixing part has a cylindrical frame rotatably fitted to an outer end of the crank of the driving unit, a first fixing bar installed at a bottom of the cylindrical frame and extending in a direction orthogonal to the cylindrical frame, and an upper portion of the cylindrical frame. And a second fixing bar installed to be movable in the vertical direction, and a sole fixing bar spaced apart from the center of the cylindrical frame. The method of claim 1, The bed portion is composed of an upper bed and a lower bed disposed adjacent to each other, The frame located below the upper body bed is stretchable, characterized in that the folding frame is installed to be foldable. delete delete The method of claim 1, The second fixing bar is fixed to the moving frame is inserted into the cylindrical frame, On the outside of the moving frame a plurality of teeth having a right triangular cross section inclined downward is arranged in a row, Stretching mechanism is further provided on the outside of the cylindrical frame through the cylindrical frame to engage with the teeth, the fastener to block the upward movement of the moving frame. The method of claim 1, One side of the drive unit is provided with a pair of slide bars slidably inserted into the fixing frame, A length adjusting knob is drilled on one side of the slide bar, and a length adjusting knob is installed on the fixing frame and is inserted into the length adjusting hole through the fixing frame. The method of claim 6, The knob is installed on the 'L' shaped bracket attached to the side of the fixed frame, A jaw is formed at the end of the knob, An elastic spring is interposed between the bracket and the jaw of the knob.

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