KR101970984B1 - Weight safety fitness equipment - Google Patents

Abstract

The present invention relates to a safe weight exercise machine which comprises: a barbell having a weight bar which is gripped by a user and weight bells of various weights which are connected to both ends of the weight bar; a rack having a bottom frame, vertical frames integrally installed on both sides of the bottom frame across a user, and a horizontal frame which connects at least one of upper and lower portions of the vertical frames, that correspond to each other; and a falling prevention member provided on the vertical frames of the rack to prevent falling of the barbell. The falling prevention member comprises: a roll bracket detachably attached to an upper end of a vertical frame; a winding roller installed on the roll bracket to be able to rotate and having a return spring embedded therein to have a return force in one direction; a slider having a gripping groove into which one portion of the weight bar is inserted, ascending and descending together with the weight bar; a wire wound around the winding roller and having one end connected to the slider; a roll brake installed on the roll bracket and provided to stop rotation of the winding roller; and a speed sensor switch installed on the roll bracket while being adjacent to the same, and provided to sense the speed of the winding roller that rotates at or above the predetermined speed so as to stop the roll brake. Accordingly, the safe weight exercise machine is advantageous in that the barbell is prevented from falling even when a user does not have enough energy and thus, drops the barbell during the weight exercise, thereby ensuring safety, and it is possible to control the lifting speed of the barbell according to the appropriate weight, thereby doubling the exercise effect such that usage convenience is ensured.

Description

{WEIGHT SAFETY FITNESS EQUIPMENT}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a weight safety exercise device, and more particularly, to a weight safety device that secures safety such as preventing a user from accidentally dropping a barbell, ≪ / RTI >

In general, weight training is a representative anaerobic exercise, lifting heavy objects and stimulating muscles to strengthen muscle strength.

In other words, weight training is a barbell (dumbbell) and heavy materials to train the muscles and aims to increase physical fitness.

In addition, as social interest in beauty and health increases, there is an increasing number of health populations that continue weight training to improve muscle strength and create a well-balanced body.

Such weight training may include bench press, squat, deadlift, and the like, depending on the motion of the exercise, and fitness clubs have various fitness equipment.

Particularly, in order to perform weight training, there is a need for a rack capable of storing the heavy objects by weight and mounting the heavy objects at the starting position of movement. The rack is largely divided into a power rack, a half rack Rack, and Multi Rack. Since the basic functions and configuration itself are simple items, the shapes are slightly different for each type, but the overall functions and configurations are quite different.

Patent Documents 1 and 2 have been proposed as exercise apparatuses capable of weight training in the past.

First, Patent Document 1 relates to an exercise assisting apparatus for assisting a muscle force movement with a motor driven by an electronic control, comprising: a sensor including a first sensor and a second sensor; A motion assistant point, a motion assisting strength, and a calculation value for the motion assisting position in accordance with the user information and the motion intensity, the number of motions and the motion velocity detected by the first sensor, and the encoder signal, A base rail detachably attached to a vertical frame of a rack used for strength movement, a base rail for guiding the movement of the safety bar, and a base rail for guiding the power of the motor to the safety bar A safety bar capable of attaching and detaching a barb rod for applying an external force required for motion aids and exercises, Position, which can be mounted in a rack for weight training and is adapted to the sensitive response of the muscles in a tired state, It is a technique that can perform and assist all of the muscle power using the load generated by the load.

Patent Document 2 discloses a pair of bar fixing portions formed on one side of a bar and having at least one bar fixing pin for mounting the bar at a plurality of heights, And at least one cable connecting the rod section and the rod section, wherein the height of the rod section varies according to the height of the bar, thereby improving the space utilization for fitness, It is a technology that can obtain various effects by performing various movements with the structure.

However, Patent Documents 1 and 2 are structurally very complicated due to the convenience of the user for weight training and the optimal exercise effect, so that the cost for producing and manufacturing the product is increased due to a large number of components, There is a problem in that it is exposed to accident risk because there is no aesthetic and safety device for safety accidents.

KR 10-1636657 B1 KR 10-2016-0039532 A

In order to solve the above problems, the present invention provides safety means for speed sensing and velocity control between a rack and a barbell of a weight lifting mechanism to detect and control the lifting and lowering operation of the barbell during weight lifting, It is an object of the present invention to provide a weight safety exercise device having safety and convenience in preventing a safety accident caused by falling of a barbell even if the force for lifting the barbell during the exercise is insufficient.

In order to accomplish the above object, the present invention provides a weight bar which is gripped by a user, a barbell to which weight bells of various weights are connected at both ends, A rack having a horizontal frame interposed between the upper and lower portions of the vertical frame, the horizontal frames being provided on both sides of the bottom frame and the vertical frame with a user therebetween; And a fall prevention unit provided on a vertical frame of the rack to prevent the falling of the barb.

Here, the fall prevention member may include a roll bracket mounted on an upper end of the vertical frame so as to be detachable / detachable; A take-up roller rotatably installed on the roll bracket, the take-up roller having a return spring incorporated therein so as to have a returning force in one direction; A slider having a gripping groove formed therein to be engaged with a part of the weight bar and moving up and down with the weight bar; A wire wound around the winding roller and having one end joined to the slider; A roll brake installed on the roll bracket for stopping the rotation of the take-up roller; And a speed sensor switch installed on the roll bracket adjacent to the roll brake for sensing the speed of the take-up roller rotating at a predetermined speed or more and stopping the roll brake.

A slider is formed on one side of the vertical frame so as to guide the slider. The slide protrusion is formed on one side of the slider so as to be movable along the guide groove. When the slider is lifted along the barbell, So as to move in a state of being in close contact with each other.

By providing the present invention configured as described above, it is possible to secure the convenience of preventing the falling of the barbels even when the weight is lost due to the lack of force during movement, ensuring safety, and controlling the lifting / lowering speed of the barbels according to the appropriate weight, It is effective.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a configuration diagram showing a weight safety exercise device according to the present invention; Fig.
2 is a side view showing a weight safety exercise device according to the present invention.
FIG. 3 is an enlarged view of a fall-prevention zone in a weight safety exercise device according to the present invention. FIG.
Figures 4a and 4b show the use and operating state of a weight safety exercise device according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can readily implement the present invention.

As shown in FIGS. 1 to 4, the weight safety device of the present invention includes a weight bar 110 held by a user, a barb 100 connected to weight bells 120 having various weights at both ends, A horizontal frame 230 which is provided on both sides of the bottom frame 210 and the vertical frame 220 with a user therebetween and which connects at least one of upper and lower portions of the vertical frames 220 corresponding to each other A rack (200) having a rack (200); And a fall prevention unit 300 installed on the vertical frame 220 of the rack 200 to prevent the barb 100 from dropping.

Here, the rack 200 and the barb 100 are weight lifting mechanisms developed up to now, and a user is positioned between the vertical frames 220 of the rack 200 to lift the barb 100 and perform weight training .

At this time, the crash chamber 300 is installed in the rack 200 so that the user senses the acceleration at the moment when the user misses the barbell 100 due to lack of force during the weight training or the posture instability, This is a technique that can prevent a safety accident such as fracture or bruise by the barbell 100 which is dropped by the user by stopping the falling.

Here, the falling platform 300 is provided with a roll bracket 310 attached to the upper end of the vertical frame 220 in a detachable manner.

A sliding engagement groove 227 is formed in the horizontal direction at the upper end of the vertical frame 220. A coupling protrusion 311 corresponding to the coupling groove 227 is formed at the lower end of the roll bracket 310 And is installed so as to be detachable / detachable in a sliding manner.

Accordingly, when the fall prevention unit 300 is not needed according to the user's taste or ability, the user can quickly remove the fall prevention unit 300 and use it.

A take-up roller 320 having a return spring is installed on the roll bracket 310 so as to be rotatable in the longitudinal direction so as to have a returning force in one direction.

At this time, a wire 340 is wound on the winding roller 320.

A slider 330 is provided with a gripping groove 331 to be connected to one portion of the weight bar 110 and move up and down together with the weight bar 110.

At this time, an end of the wire 340 is connected to one end of the slider 330.

Therefore, when the barb 100 descends by weight training of the user, the wire 340 is loosened by the winding roller 320 by the weight of the barb 100, and the length is extended.

On the contrary, when the barb 100 rises, the wire 340 can be wound and stored by a return spring built in the winding roller 320.

When the winding roller 320 rotates rapidly (that is, when the user misses the barb 100), the rotation of the winding roller 320 is stopped and the wire 340 A roll brake 350 is provided to prevent the roll brake 350 from being unwound.

A speed sensor switch 360 for sensing the speed of the take-up roller 320 rotating at a predetermined speed or more and stopping the roll brake 350 is mounted on the roll bracket 310, Respectively.

A guide groove 221 for guiding the slider 330 is formed on one side of the vertical frame 220. The slider 330 is slidably mounted on one side of the slider 330 so as to be movable along the guide groove 221. [ (333) are formed.

That is, when the slider 330 moves up and down along the barb 100, it is moved in a state of being in close contact with the vertical frame 220, so that the user can correct an unstable posture during weight training.

A plurality of locking protrusions 223 are further protruded from the vertical frame 220 along the longitudinal direction. The weight bar 110 is provided with the barb 100 in a corresponding manner to the locking protrusion 223, The latch 115 may be formed to stably mount the latch 115. [

This is because the user can not put the barbell 100 down without the aid of another person after the weight training, so that the next user can easily perform the weight training in the same posture as the user easily puts the vertical frame 220 in the standing posture It is convenient to do.

A receiving protrusion 225 for receiving a plurality of weight bells 120 to be inserted into the weight bar 110 to increase or decrease the weight of the barb 100 may be disposed outside the vertical frame 220 .

The weight bar 120 may be attached to the weight bar 110 by a plurality of weight bells 120 having different weights in order to facilitate connection of the weight bell 120 to the weight bar 110 by varying the weight of the barb 100 according to a user, Can be stored.

When the user performs the weight training by holding the barb 100 of an appropriate weight, the slider 330 connected to the weight bar 110 is moved in the vertical direction Is lifted and lowered together with the barb 100 along the guide groove 221 of the frame 220 and the wire 340 is also pulled out to the winding roller 320 by a winding.

At this time, when the user misses the barbell 100 during weight training, the speed sensor switch 360 of the roll bracket 310 senses the instantaneous rotation speed of the winding roller 320 according to the drawing of the wire 340, The rotation of the take-up roller 320 is stopped by shearing the operation signal to the take-up roller 350 or actuating the roll brake 350.

Accordingly, the drawing of the wire 340 is blocked through the rotation stop of the winding roller 320, and the fall of the barb 100 bound to the end of the wire 340 is prevented.

As a result, by providing the present invention configured as described above, it is possible to prevent the drop of the barbell even if the force is lost due to the lack of force during the weight movement, thereby securing safety and controlling the lifting speed of the barbell in accordance with the appropriate weight, There is an effect of securing.

The terms and words used in the present specification and claims should not be construed to be limited to ordinary or dictionary terms. It should be interpreted as meaning and concept consistent with the technical idea of the present invention.

Therefore, the configurations shown in the drawings and the embodiments described herein are merely the most preferred embodiments of the present invention, and are not intended to represent all of the technical ideas of the present invention. Therefore, It should be understood that various equivalents and modifications are possible.

100: Babel
110: Weight bar
115: Clasp
120: Weight Bell
200: Rack
210: floor frame
220: vertical frame
221: Guide groove
223:
225:
230: Horizontal frame
300: Falling Earth
310: Roll bracket
320: take-up roller
330: Slider
331:
333: Slide projection
340: wire
350: Roll brake
360: Speed sensor switch

Claims (5)

A weight bar 110 held by a user, a barb 100 to which weight bells 120 having various weights are connected at both ends,
A horizontal frame 230 which is provided on both sides of the bottom frame 210 and the vertical frame 220 with a user therebetween and which connects at least one of upper and lower portions of the vertical frames 220 corresponding to each other A rack (200) having a rack (200);
(300) provided in the vertical frame (220) of the rack (200) to prevent the barbell (100) from falling,
The fall-down zone (300)
A roll bracket 310 detachably mounted on an upper end of the vertical frame 220;
A take-up roller 320 rotatably installed on the roll bracket 310 and having a return spring so as to have a returning force in one direction;
A slider 330 having a gripping groove 331 formed at one side of the weight bar 110 to be engaged with the weight bar 110 and moving together with the weight bar 110;
A wire 340 wound on the winding roller 320 and connected at one end to the slider 330;
A roll brake 350 installed on the roll bracket 310 to stop the rotation of the take-up roller 320;
A speed sensor switch 360 mounted on the roll bracket 310 adjacent to the roll brake 350 for sensing the speed of the take-up roller 320 rotating at a predetermined speed or higher and operating the roll brake 350; ),
At the upper end of the vertical frame 220, a sliding groove 227 is formed in the horizontal direction,
At the lower end of the roll bracket 310, a coupling protrusion 311 is formed corresponding to the coupling groove 227,
The engaging projection 311 of the roll bracket 310 is slidably engaged with the engaging groove 227 of the vertical frame 220 so that the roll bracket 310 is engaged with the upper end of the vertical frame 220, The weight safety mechanism being characterized in that it is installed as far as possible.
delete The method according to claim 1,
A guide groove 221 for guiding the slider 330 is formed on one side of the vertical frame 220 and a slide protrusion 333 is formed on one side of the slider 330 to be movable along the guide groove 221. [ Is configured to move in a state in which the slider (330) is in close contact with the vertical frame (220) when lifting along the barb (100).
The method according to claim 1,
A plurality of locking protrusions 223 are further protruded from the vertical frame 220 along the length of the vertical frame 220 and the weight bar 100 is stably fixed to the weight bar 110 in correspondence with the locking protrusion 223. And a latch (115) is formed to allow the latch (115) to be mounted.
The method according to claim 1,
A plurality of weight bells 120 fitted to the weight bar 110 to increase or decrease the weight of the barb 100 may further be formed on the outside of the vertical frame 220 Weight safety features featured.

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