WO2021261872A1

WO2021261872A1 - Muscle strength training apparatus

Info

Publication number: WO2021261872A1
Application number: PCT/KR2021/007777
Authority: WO
Inventors: 김의택
Original assignee: 김의택
Priority date: 2020-06-23
Filing date: 2021-06-22
Publication date: 2021-12-30
Also published as: CN115916356A; US20230249023A1

Abstract

The present invention relates to a muscle strength training apparatus comprising: a fixing part detachably or integrally fixed to a horizontal crossbar; a connection part vertically connected to a lower portion of the fixing part; and a handle installed to a lower portion of the connection part to be held by a hand of a user, wherein a user can exercise while holding the handle.

Description

muscle strengthening exercise equipment

The present invention relates to a muscle strengthening exercise device, and to a muscle strengthening exercise device capable of exercising in a suspended form.

In general, the body's metabolism is activated and muscle strength is strengthened by exercising with a device in a gym, a playground, or at home. A representative example of such an exercise device is Registration No. 1987-13163 (hereinafter referred to as 'Prior Art 1') registered as a utility model with the Korean Intellectual Property Office. In the prior art 1, various weight mechanisms or rotating plates and iron rods are integrally provided to selectively perform various movements, and a mechanism called upside down can be detachably mounted on the iron rod and hung upside down.

On the other hand, Publication No. 2010-8471 (hereinafter referred to as 'Prior Art 2') published after a utility model application was filed with the Korean Intellectual Property Office (hereinafter referred to as 'Prior Art 2') is a method that is detachably installed on an iron rod to hang upside down, or to lift both legs by holding the handle with both hands. Disclosed is a portable duck that can exercise.

In addition, Patent Publication No. 2009-42700 (hereinafter referred to as 'Prior Art 3') published after a patent application was filed with the Korean Intellectual Property Office (hereinafter referred to as 'Prior Art 3') discloses that a handle is detachably mounted on an iron bar to hold the handle and perform various exercises such as pull-ups. Disclosed is a handle for exercise.

In addition, the patent registration No. 1142216 (hereinafter referred to as 'prior art 4') registered after being applied for a patent at the Korean Intellectual Property Office is an exercise device that has handles on both sides of a band caught on an iron bar, so that you can hold the handle and perform various movements Disclosed is a combination grip for use.

In addition, in the case of Registration No. 401090 (hereinafter referred to as 'Prior Art 5') registered as a utility model with the Korean Intellectual Property Office, a spring is connected to a bar equipped with handles at both ends to perform a bar lifting motion. Disclosed is a portable multifunctional exercise device.

In addition, in the case of Announcement No. 10295 (hereinafter referred to as 'Prior Art 6') registered as a utility model with the Korean Intellectual Property Office, horizontal bars provided on the upper and lower parts are connected with springs and strings, and the lower horizontal bar is stepped on with the foot. Disclosed is a healthy exercise device that can be exercised by lifting the upper horizontal bar.

However, these prior art 1 and prior art 2 is virtually impossible to carry because the main frame constituting the upside down cannot be folded as it is manufactured by bending the iron plate as a whole. And, although the prior art 3 and 4 are portable, since the handle is movable, the movement posture is changed, which may give strain to the muscles. In addition, in the prior art 5 and 6, the bar-shaped handle is provided with a spring, so that only the lifting movement is practically possible, and it cannot be used in connection with an iron bar, etc., and a safety accident may occur due to the elastic force of the spring during the lifting movement.

The present invention was created to solve the above problems, and a fixing part fixed to a crossbar, such as an iron bar, is rotatably fixed to the crossbar, and is detachably fixed to the crossbar so that it can be separated from the crossbar if necessary, or it can be moved during use An object of the present invention is to provide a muscle strengthening exercise device that is integrally fixed to the crossbar to prevent this.

It is another object to provide a muscle strengthening exercise device that can provide an elastic force to the handle installed in the lower part of the connection part, in addition to the connection part connected to the fixed part in the form of a tubular body.

The present invention for achieving the above object, a fixing portion that is detachably fixed or integrally fixed to the crossbar in a horizontal state; a connection part vertically connected to a lower part of the fixing part; and a handle installed under the connection part and gripped by the user's hand.

The present invention, the fixing part is composed of a sleeve, the bearing is built in the sleeve to reduce the friction of the sleeve with respect to the crossbar; and a bearing fitting that supports at least one side of the bearing to detachably fix the bearing to the inner circumferential surface of the sleeve.

The connecting portion may include: a hollow cylinder in which the fixing portion is integrally installed on an upper portion; and a lower cap coupled to the lower portion of the cylinder to shield the lower portion of the cylinder.

The connecting portion includes: an elastic body built into the cylinder and prevented from being separated by the lower cap; one side member provided on one side of the elastic body for expansion and contraction of the elastic body; and an elevating member having one end connected to the one side member, the other end connected to the handle, and lifting and lowering by the handle.

According to the present invention as described above, since the present invention is fixed by hanging from the crossbar in a rotatable state, stretching or strength exercise can be performed in a suspended state. If the accessory is configured to be integrally fixed to the crossbar, the flow is prevented during use, so that it can be moved smoothly.

And, when the fixing part is composed of a hook, the fixing part can be easily configured. When the fixing part is configured as a stick clamp, the fixing part can be easily and detachably installed on the crossbar, and when the fixing part is composed of a sleeve, the fixing part can be easily configured. It can be fixed by inserting it on the crossbar.

In addition, when the bearing is installed in the sleeve of the fixing part, it is possible to prevent the sleeve from rubbing, and in addition, when the bearing fitting is composed of a step and a snap ring or a plurality of snap rings, the bearing can be easily installed on the inner circumferential surface of the sleeve.

In addition, when the connection part is composed of a hollow cylinder and a lower cover, the durability of the connection part can be improved, and the handle can be connected through the lower cover. By providing elasticity to the body, the effect of exercise can be doubled.

Moreover, when a stopper is provided, it is possible to prevent a safety accident due to rotation of the connection part, and when a smartphone fixing part is provided, the smartphone can be fixed to the band, and a guide device for guiding the exercise method by voice is provided. You can exercise according to the voice guidance from the device's speaker, so you can exercise correctly in the set way.

1 is a perspective view showing a use state of a muscle strength strengthening exercise device according to a first embodiment of the present invention;

Figure 2 is a side view of the exercise device shown in Figure 1;

Figure 3 is a perspective view of a smartphone fixing unit installed on the fabric band of Figure 2;

Figure 4 is a front view showing that the guide device is applied to the handle shown in Figure 2;

Figure 5 is a block diagram showing the configuration of the guide device shown in Figure 4;

Figure 6 is a side view schematically showing an exercise method of the exercise device shown in Figure 2;

7 is a front view of an exercise device according to a second embodiment of the present invention;

8 is a longitudinal cross-sectional view of an exercise device according to a third embodiment of the present invention;

9 is a perspective view of a hanger applied to an exercise device according to an embodiment of the present invention;

Fig. 10 is a side view of the hanger shown in Fig. 9;

11 is a perspective view of an exercise device according to a fourth embodiment of the present invention;

Fig. 12 is a longitudinal sectional view of the exercise device shown in Fig. 11;

Figure 13 is a front view showing the installation state of the exercise device shown in Figure 11; and

14 is a longitudinal cross-sectional view of the exercise device shown in FIG.

Hereinafter, a muscle strengthening exercise device according to an embodiment of the present invention will be described with reference to the accompanying drawings.

The muscle strength strengthening exercise device according to the embodiment of the present invention is configured as shown in FIGS. 1 and 2 to be detachably hung on the crossbar 90 in a horizontal state such as an iron bar, or is integrally fixed and suspended in the air. is installed As will be described later, the muscle strengthening exercise device 50 is installed in a fixing part detachably fixed or integrally fixed to the crossbar 90 in a horizontal state, a connection part vertically connected to the lower part of the fixing part, and a lower part of the connection part. It includes a handle to be gripped by the user's hand.

The fixing part is rotatably fixed to the crossbar 90 . The fixing part may be, for example, composed of a hook 52 made of a steel rod bent in a '∩' shape on the side as shown in FIGS. 1 and 2 . The hook 52 is composed of a pair of front-side vertical portions 52b and a pair of rear-side vertical portions 52a as shown. The hook 52 is formed by bending one steel bar to form a front-side vertical portion 52b. and a rear vertical portion 52a. Accordingly, the hook 52 is integrally connected to the front vertical portion 52b and the rear vertical portion 52a to form a front surface such as the letter 'U' as shown in Fig. 1. And, the hook At 52, the ends of the rear-side vertical portions 52a are bent inward as shown in enlarged view in FIG. 8, and the bent portions 52d are provided at the ends of the rear-side vertical portions 52a.

As shown in FIGS. 1 and 2 , the hook 52 is connected to the lower end of the rear vertical portion 52a, a connecting portion composed of a fabric band 54 to be described later. The hook 52 may be connected by welding or bolting to the lower end of the rear vertical portion 52a as shown in enlarged view of the hook 52. 63) may be connected.

The connection part may be configured of, for example, a fabric band 54 to facilitate folding as shown in FIGS. 1 and 2 . The band 54 is preferably made of a non-elastic fabric to prevent excessive rotation during movement. The band 54 may be formed to correspond to the length of the stick 56 to be described later or to be longer than this, as shown. As shown in FIG. 2, the band 54 is provided with an upper fitting hole at the upper end into which the bent portion 52d of the above-described hook 52 is fitted as one sheet of fabric is overlapped and sewn by bending, which will be described later. A lower fitting hole into which the stick 56 of the handle is fitted in a horizontal state is provided at the lower end. Accordingly, the band 54 is connected to the hook 52 of the fixing part at the upper end, and the stick 56 of the handle is connected to the lower end.

The handle may be configured as, for example, the stick 56 described above as shown in FIGS. 2 and 11 . The stick 56 is composed of a bar having a length horizontally and the user's both hands are gripped at both ends as shown. As shown in the figure, rubber grips GR may be mounted on both ends of the stick 56 so that the user's both hands may be easily gripped. Alternatively, rings (not shown) may be provided at both ends. Since such a ring is a ring-type handle applied to a conventional exercise device, a detailed description thereof will be omitted.

Here, the aforementioned band 54 may be provided with a smartphone fixing unit for removably fixing the smartphone SP, as shown in FIG. 3 . The smartphone fixing unit may be configured with a pocket (PK) installed on the lower end of the band 54 and a ring clamp (BD) installed on the upper portion of the pocket (PK) as shown.

As shown in FIG. 3 , the pocket PK is inserted and seated at the lower end of the smart phone SP. The ring clamp (BD) is installed in a ring shape on the band 54 as shown and is located on the upper part of the pocket (PK), and the fasteners (F) are provided at both ends to form a circle by the fasteners (F). SP) wraps the upper part and fixes it. Accordingly, the user can watch the smart phone SP during exercise or watch the exercise method, etc. because the user can fix the upper end with the ring clamp BD after inserting the lower end of the smart phone SP into the pocket PK.

On the other hand, an embodiment of the present invention may be provided with a guide device for guiding the exercise method by voice. The guide device is, for example, as shown in FIGS. 4 and 5, a switch (SW) provided on one side of the handle (56), a memory (75) in which the voice exercise method is stored, and a switch (SW) of the memory (75). A voice converter 77 that converts a voice exercise method into a voice signal and a speaker (SP) that outputs the voice signal of the voice converter 77 as sound, and a battery 79 that supplies power to these components. can do. In this voice guide device, the voice converter 77 converts the exercise method previously stored in the memory 75 into voice when the switch SW is operated, and outputs it to the speaker SP. Accordingly, the user can exercise easily because the user can exercise by the exercise method guided by the speaker SP.

As shown in FIGS. 2 and 6, after the hook 52 is hung on the crossbar 90, the muscle strengthening exercise device 50 configured as described above grabs the handle 56 with both hands and then hangs or stretches while avoiding the waist. You can do strength training or stretching, and you can do stretching or strength training in various ways, such as squatting or bending your back.

At this time, the user may be guided to the exercise method by voice by manipulating the above-described switch SW, or alternatively, the exercise method may be guided through the smart phone SP fixed to the band 54 .

On the other hand, as shown in FIG. 7 , the fixing part consists of a stick clamp 55 integrally fixed to the crossbar 90 in a form in which the aforementioned band 54 is vertically connected to the lower portion and surrounds the crossbar 90 . can As shown, the stick clamp 55 is configured like a conventional scaffold clamp and consists of a body 55b that is opened or closed and a protruding mounting portion to which the aforementioned band 54 is connected.

As shown in enlarged view in FIG. 7 , the body 55b is configured as a pair and is coupled to each other in a state of facing each other based on the lower hinge (H). When combined, the pair of bodies 55b form a hollow inner circumferential surface for restraining the crossbar 90 as shown in an enlarged view. Accordingly, the body 55b is fixed to the crossbar 90 in a state that surrounds the outer circumferential surface of the crossbar 90 as shown in an enlarged view.

The pair of bodies (55b) is provided with upper wings (55a) at the upper end as shown in FIG. The upper wing (55a) is provided with a cutout groove (N) into which the bolt (B) is inserted as shown. The pair of bodies 55b are fixed to the crossbar 90 in a coupled state as the bolts B are fastened to the cutout grooves N as shown.

The protruding mounting portion may be formed of, for example, a ring 52e integrally connected to the lower portion of the body 55b as shown in FIG. 7 . The ring 52e is fitted into the upper fitting hole of the aforementioned band 54 as shown. Accordingly, the band 54 is vertically connected to the lower portion of the body 55b through the ring 52e as shown.

As described above, the muscle strengthening exercise device 50 spreads the body 55b of the stick clamp 55 through the hinge H to position the crossbar 90 on the inside of the body 55b as shown in FIG. 7 . After closing the body 55b again, the bolt B is inserted into the cutout groove N of the upper wing 55a and fastened. Accordingly, the stick clamp 55 is fixed to and suspended from the crossbar 90 as shown. At this time, the stick 56 of the handle is suspended from the crossbar 90 by the clamp 55 as it is connected to the clamp 55 through the band 54 . Accordingly, the user can exercise after holding the stick 56 with both hands.

On the other hand, as shown in FIG. 8, the above-described connection part may be configured as a cylindrical tube. Such a connection portion includes a hollow cylinder 63 and a lower cap (CP) as shown. The cylinder 63 may be configured as a cylindrical metal tube as shown. As shown in the figure, the cylinder 63 is integrally installed with a fixing part composed of the above-described hook 52 or stick clamp 55 on the upper part. The lower cap CP is screwed or welded to the lower portion of the cylinder 63 to shield the lower portion of the cylinder 63 as shown.

The lower cap (CP) is connected to a handle composed of the aforementioned stick (56). The stick 56 may be connected to the lower cap CP through conventional biners BN and rings ER and R as shown. That is, the handle may be integrally connected to the cylinder 63 through the biners BN and the rings ER and R. Accordingly, the handle is installed in a horizontal state at the lower part of the cylinder 63 on which the lower cap CP is mounted.

The muscle strengthening exercise device 50 as described above has excellent durability than the band 54 described above because the cylinder 63 is made of a hollow metal tube, and can prevent weight from being added through the hollow, and the lower The handle can be connected through the cap (CP).

Here, an upper cap, not shown, such as a lower cap CP, may be installed at the upper portion of the above-described cylinder 63 to shield the upper portion. The upper cap is configured the same as the lower cap CP to shield the upper part of the cylinder 63 . Accordingly, the upper cap prevents rainwater or dust from flowing into the upper part of the cylinder 63 . Since the upper cap can be easily understood by those skilled in the art, a detailed description thereof will be omitted.

Meanwhile, the aforementioned cylinder 63 may have an elastic body 62 , one side member PT and a lifting member RD built therein, as shown in FIG. 8 . The elastic body 62 is composed of a coil spring as shown and is built into the cylinder 63, and is prevented from being separated by the lower cap CP. The one side member PT is provided on one side of the elastic body 62 for expansion and contraction of the elastic body 62 as shown. One side member (P) may be provided on one side of the elastic body 62, for example, as shown in the figure. As shown in the figure, the one side member PT may be formed of a plate or a horizontal bar having a diameter or length greater than that of the elastic body 62 .

The lifting member RD is connected to one side member PT at one end as shown, and the stick 65 of the handle is connected to the other end. The elevating member RD may be formed of, for example, a rod-shaped rod as shown. As shown in the figure, the lifting member RD may include a ring ER to which the binner BN is coupled. As shown in the figure, the lifting member RD is fastened to the ring R provided on the stick 65 of the handle, so that the stick 65 of the handle is located at the bottom of the biner BN connected to the ring ER at the lower end. connected as one However, the lifting member RD may be directly connected to the stick 65 of the handle at the lower end by welding or bolting, unlike shown.

As shown in FIG. 8, when the user pulls the stick 65 of the handle downward, as shown in FIG. 8, the lifting member RD descends with one side member PT as described above. As shown in the enlarged view, it descends in the vertical direction. At this time, the one side member PT is compressed by pressing the elastic body 62 from the top. And, when the user's force pulling the stick 65 is weakened or lost and the elastic body 62 is restored, the one side member PT rises back to the original position together with the elevating member RD as enlarged in FIG. 8 . do. Accordingly, the user who has pulled the stick 65 downward is stretched while both hands and arms are pulled upward as the stick 65 rises by the lifting member RD. Accordingly, the user's muscles are smoothly relaxed and contracted by the elastic force provided while the elastic body 62 is stretched and contracted, so that the exercise effect is doubled. At this time, as the elastic body 62 is built into the cylinder 63, noise is blocked. In conclusion, the user's muscles are smoothly contracted and relaxed by the elastic force, so that the muscle strength is strengthened.

On the other hand, the muscle strengthening exercise device 50 according to the embodiment of the present invention as described above may be installed on the hanger as shown in FIGS. 9 and 10 . As shown in the figure, the hanger is a pair of base frames 120 installed in a spaced apart state on the floor, a pair of posts 110 installed vertically on the base frame 120, respectively, in a horizontal state between the posts 110 . It may include a space bar 110b installed to prevent the posts 110 from being opened or closed, and a plurality of hooks 112 installed on the posts 110 along the longitudinal direction of the posts 110 .

The area of the base frame 120 increases toward the rear as shown in FIG. 9 so that the post 110 does not fall backward by the user's weight when the user uses it. As the area of the base frame 120 increases toward the rear, the weight of the rear is heavier than that of the front. Accordingly, the base frame 120 is prevented from passing backward.

The post 110 is installed on the base frame 120 through the fitting pipe 110a installed on the base frame 120 as shown in FIGS. 9 and 10 so that the post 110 can be separated from the base frame 120 . desirable. The post 110 may be installed vertically on the upper portion of the base frame 120 as shown by an imaginary line in FIG. It may be installed to be inclined at an inclination of 25 degrees. As shown in the imaginary line and the solid line, the post 110 has the hook 112 vertically aligned or not vertically aligned depending on the installation angle. The installation angle of the post 110 is determined according to the installation conditions of the muscle strengthening exercise device 50 .

The hook 112 is fixed by hooking the cross bar 90 as shown in FIG. 10 . The crossbar 90 may be installed on the hook 112 of a desired height since the hook 112 is installed along the longitudinal direction of the post 110 . The crossbar 90 is installed in a horizontal state on the post 110 by the hook 112 as shown. As shown in the crossbar 90, the muscle strengthening exercise device 50 is fixed through the aforementioned fixing unit.

Here, the above-described hook 112 may be attached to the post 110 by welding or bolting after manufacturing by punching a metal plate with a laser, as shown in enlarged view in FIG. 9 . Therefore, the hook 112 can be easily manufactured.

On the other hand, the above-mentioned fixing part may be configured as a sleeve 57 as shown in FIGS. 11 and 12 . As shown, the sleeve 57 has an inner diameter greater than the outer diameter of the crossbar 90 . The sleeve 57 is fitted horizontally to the crossbar 90 as shown and is rotatably fixed to the crossbar 90 integrally. As shown in the figure, the sleeve 57 may be vertically connected to the connecting portion of FIG. 8 . The sleeve 57 is preferably connected to the connecting portion of FIG. 8 in a communication state as shown to reduce the overall weight.

As shown in FIG. 12 , the sleeve 57 may have a bearing 57a installed on its inner circumferential surface. The bearing 57a is composed of a circular ball bearing as shown, and a cross bar 90 passes through the center thereof. The bearing 57a reduces friction of the sleeve 57 against the crossbar 90 when the sleeve 57 is rotated about the crossbar 90 by the user. Accordingly, the sleeve 57 rotates smoothly.

The bearing 57a is integrally fixed to the inner circumferential surface of the sleeve 57 by a bearing fitting. The bearing fitting supports the side surface of the bearing 57a to removably fix the bearing 57a to the inner circumferential surface of the sleeve 57 . As shown in FIG. 12 , the bearing fitting is installed on the inner circumferential surface of the stepped 57p and the sleeve 57 to protrude from the inner circumferential surface of the sleeve 57 to support one side of the bearing 57a, and to connect the other side of the bearing 57a. It can be configured with a supporting snap ring (SR). In this case, since both sides of the bearing 57a are supported by the step 57p and the snap ring SR, it is firmly fixed to the inner circumferential surface of the sleeve 57 . However, the bearing fitting may be configured to support both sides of the bearing 57a by configuring the aforementioned snap rings SR as a pair. That is, the snap rings SR may be fixed to the inner circumferential surface of the sleeve 57 so as to be positioned on both sides of the bearing 57a, thereby supporting both sides of the bearing 57a. The configuration of the snap ring SR) is easy to understand by those skilled in the art, so a detailed description thereof will be omitted.

The sleeve 57 may have a waterproof cover 57b installed at an end thereof as shown in FIG. 12 . The waterproof cover 57b is installed on the outside of the bearing 57a as shown to shield the outside of the bearing 57a. The waterproof cover 57b may be composed of, for example, a rubber plate or a rubber stopper. The waterproof cover 57b is fixed to the sleeve 57 in a detachable state by a cover fitting. As shown, the cover fitting is installed on the inner circumferential surface of the sleeve 57 and may be configured as a snap ring SR for supporting the surface of the waterproof cover 57b along the rim of the waterproof cover 57b. Since the snap ring SR) is the same as the snap ring SR) of the aforementioned bearing fitting, a detailed description thereof will be omitted.

Meanwhile, the aforementioned lower cap CP may be provided with a spring seat SP as shown in FIG. 12 . The spring seat SP is formed to protrude from the lower cap CP as shown to support the outer peripheral surface of the elastic body 62 described above. The spring sheet SP supports the elastic body 62 as it is in close contact with the outer circumferential surface of the elastic body 62 as shown. Accordingly, the elastic body 62 is prevented from flowing during expansion and contraction, and thus collision with the inner circumferential surface of the sleeve 57 is prevented, so that no collision noise is generated.

As shown in FIG. 13 , the muscle strengthening exercise device 50 as described above is installed by inserting the sleeve 57 into the crossbar 90 installed horizontally on the post 110 of the hanger. Accordingly, the user can exercise while holding the handle on the lower side of the cylinder 63 vertically connected to the sleeve 57 . At this time, the sleeve 57 rotates smoothly by the internal bearing 57a, is waterproofed by the waterproof cover 57b, so it operates smoothly outdoors, and the elastic body 62 is supported by the spring seat SP, so the elastic body Not only does the 62 stably expand and contract, but also noise due to the elastic body 62 is prevented.

Here, the above-mentioned post 110 is vertically installed on the ground as the flange at the bottom is bolted with a bolt (B) to the foundation (BS) buried in the ground as shown in FIG. 13 . In addition, both ends of the above-described crossbar 90 are fixed to the post 110 by bolts B as enlarged in FIG. 13 . This crossbar 90 is provided with a snap ring SR) caught on the bearing 57a of the sleeve 57 as shown in FIG. 14 . The snap ring SR) is installed in the snap ring groove 90a formed in the crossbar 90 as shown in an enlarged view, and is supported by the bearing 57a to prevent the sleeve 57 from flowing as it is caught. Therefore, the muscle strengthening exercise device 50 does not move along the crossbar 90 during exercise.

On the other hand, the aforementioned crossbar 90 or post 110 may be provided with a stopper. This stopper prevents the sleeve 63 or the clamp 55 or the hook 52 of the fixing part rotatably installed on the crossbar 90 from rotating 360 degrees around the crossbar 90 as described above. is a component that That is, the stopper prevents the muscle strengthening exercise device 50 from being rotated by 360 degrees around the crossbar 90 . Therefore, the stopper prevents the muscle strengthening exercise device 50 from rotating 360 degrees to collide with the user's occipital region.

The stopper, for example, as shown in enlarged view in FIG. 13, protrudes in a bent state to the crossbar 90, and controls the rotation angle of the fixing part as the fixing part or the connecting part is caught through the protruding part; can be configured as On the other hand, as shown in FIG. 13, for example, the stopper is fixed to the upper part of the post 110 and installed at a higher position than the crossbar 90, and as a fixing part or a connection part is caught, it is a panel that controls the rotation angle of the fixing part. It may be composed of a configured barricade 95 . These bending sticks 92 or the barricades 95 are caught by the sleeve 63 when the muscle strengthening exercise device 50 rotates. Therefore, the bending stick 92 or the barricade 95 controls the rotation angle of the muscle strengthening exercise device 50 to prevent the occurrence of a safety accident.

Here, the above-described barricade 95 may be configured as a bar installed at the upper end of the post 110 like the crossbar 90 , unlike the illustrated one. These rods are installed on the upper end of the crossbar 90 to control the rotation angle of the muscle strengthening exercise device 50 as the cylinder 63 is caught. Since such a rod is a technique that can be easily understood by those skilled in the art, a detailed description thereof will be omitted.

Claims

a fixing part that is detachably fixed to the crossbar in a horizontal state or is integrally fixed;

a connection part vertically connected to a lower part of the fixing part; and

Including; a handle installed at the lower portion of the connection part to be gripped by the user's hand;

The fixing part,

is rotatably fixed to the crossbar;

The handle is

The muscle strengthening exercise device, characterized in that the connection part is suspended in the air as it is fixed to the crossbar through the fixing part.
According to claim 1, wherein the fixing portion,

The connecting part is vertically connected to the lower part, and the hook is bent in a '∩' shape so as to be caught on the crossbar and is detachably fixed to the crossbar, the connecting part is vertically connected to the lower part, and the crossbar is wrapped around the crossbar A muscle strength strengthening exercise device, characterized in that it comprises one of a stick clamp integrally fixed to the and a sleeve vertically connected to the lower part of the connection part, and fitted into the crossbar and integrally fixed to the crossbar.
According to claim 2, wherein the stick clamp,

A plurality of pairs configured to face each other around a lower hinge, forming a hollow inner circumferential surface for constraining the crossbar by coupling, and fixed to the crossbar while enclosing the outer circumferential surface of the crossbar body; and

A muscle strengthening exercise device comprising a; a protrusion formed to protrude from the lower portion of the body so that the connecting portion is connected.
The method of claim 2, wherein the sleeve comprises:

It has an inner diameter greater than the outer diameter of the crossbar, characterized in that it is rotatably fixed to the crossbar,

a bearing embedded in the sleeve to reduce friction of the sleeve with respect to the crossbar; and

Further comprising; a bearing fitting for supporting at least one side of the bearing to detachably fix the bearing to the inner circumferential surface of the sleeve;

The bearing fitting is

a step protruding from the inner circumferential surface of the sleeve to support one side of the bearing; and

A snap ring installed on the inner circumferential surface of the sleeve to support the other side of the bearing.
5. The method of claim 4,

a plurality of waterproof covers for shielding the ends of the sleeves; and

Further comprising; a cover fitting for removably fixing the waterproof cover to the end of the sleeve;

The cover fitting is

and a snap ring installed on the inner circumferential surface of the sleeve to support the surface of the waterproof cover along the edge of the waterproof cover.
According to claim 1, wherein the connection portion,

The fixing part is integrally installed on the upper part, the handle is integrally installed on the lower part, and a fabric band having a vertical length; characterized in that it is composed of,

The fabric band,

It is characterized in that it is composed of a non-elastic fabric material,

The fabric band,

An upper fitting hole into which the hook of the fixing part is fitted is provided at the upper end, the hook is connected to the upper end through the upper fitting hole, and a lower fitting hole into which the stick of the handle is fitted in a horizontal state is provided at the lower end, the lower fitting hole Muscle strengthening exercise equipment, characterized in that the stick is fixed through.
According to claim 1, wherein the connection portion,

a hollow cylinder in which the fixing part is integrally installed on the upper part; and

Including; a lower cover coupled to the lower portion of the cylinder to shield the lower portion of the cylinder;

The handle is

Muscle strengthening exercise device, characterized in that it is installed in the lower part of the cylinder to which the lower cover is coupled.
The method of claim 7, wherein the connecting portion,

an elastic body built into the cylinder and prevented from being separated by the lower cover;

one side member provided on one side of the elastic body for expansion and contraction of the elastic body; and

Further comprising; a lifting member having one end connected to the one side member, the other end connected to the handle, and elevating by the handle;

The lifting member is

By moving the one side member vertically by the lifting of the handle, the muscle strength strengthening exercise device, characterized in that the elastic body is stretched and contracted through the one side member.
The method of claim 8, wherein the connection portion,

It further includes; a spring sheet protruding from the lower cover to support the outer circumferential surface of the elastic body,

The spring seat,

Muscle strengthening exercise device, characterized in that for supporting the elastic body in close contact with the outer peripheral surface of the elastic body.
The method of claim 1,

and a stopper integrally provided with the crossbar or integrally provided with a post on which the crossbar is installed and configured to control a rotation angle of the fixing part rotatably installed on the crossbar.
The method of claim 10, wherein the stopper,

A bending stick protruding from the crossbar in a bent state and controlling the rotation angle of the fixing part as the fixing part or the connecting part is caught through the protruding part.
The method of claim 10, wherein the stopper,

Muscle strengthening exercise characterized in that it consists of; a barricade in the form of a panel or rod that is fixed to the upper part of the post and installed at a higher position than the crossbar, and controls the rotation angle of the fixing part according to the engagement of the fixing part or the connection part. Instrument.