KR100768480B1 - Chair with posture correction and traction and massage function - Google Patents

Abstract

A chair with posture correction, traction treatment, and massage functions is provided to apply traction power for lifting up the waist of a user with covering the waist by a pair of backrests and to circulate effectively the air through a gap between rolling bars supporting the hip of the user. A chair with posture correction, traction treatment, and massage functions is composed of: a pair of side plates(20,22) separated from each other; a plurality of rolling bars(30) installed to rotate between the side plates and gradually lowered from the front side of the side plates toward the rear side to move the hip of a user toward the rear side; and a back plate(50) installed at the rear side of the side plates.

Description

CHAIR WITH POSTURE CORRECTION AND TRACTION AND MASSAGE FUNCTION}

1 is a perspective view showing the configuration of a chair according to the present invention,

2 is a cross-sectional view showing a state in which a seated person is seated in a chair according to the present invention;

3 is a plan view showing a state before the back of the seated person is supported by the backrest in the chair according to the present invention;

Figure 4 is a plan view showing a state that the back of the seated person is supported on the backrest in the chair according to the present invention,

5 is a cross-sectional view partially showing a state before the back of the seated person is supported by the backrest in the chair according to the present invention;

6 is a partial cross-sectional view showing a state that the back of the seated person is supported on the backrest in the chair according to the present invention;

7 is a partial cross-sectional view showing another embodiment of the rotary lifting exercise device in the chair according to the present invention.

♣ Explanation of symbols for the main parts of the drawing ♣

10: seat 20, 22: side plate

30: roller 32: shaft

34: cylinder 40: auxiliary roller

50: back 60, 62: backrest

70, 170: rotating lifting device 72, 172: rotating rod

74: holder 76: guide

80: leg 84: armrest

86: headrest 174: nut

The present invention relates to a chair, and more particularly, to a chair having posture correction, traction treatment, and massage functions in which a seated person can always sit in a correct posture.

People who work for a long time sitting in a chair feels pain in the lower back and neck because their back is bent and their neck is bowed forward, rather than their shoulders. In particular, if the sitting position of the seated person is incorrect, the degenerative change of the spine occurs, which causes the sprained disc herniation (椎間 板 脫出 症), which is commonly referred to as' Disk disease (Disk) (椎間 板 脫出 症) and muscles and stretched ligaments. In the case of a neck disc, pain or numbness occurs in the neck, shoulders, arms, and hands, and in the case of a waist disc, the pain in the lower back, buttocks (pelvis), legs, and feet occurs or becomes numb. And if the neck and lumbar disc is severe, the strength may be weakened.

In order for the seated person to sit on the chair in a correct position, a chair suitable for the body type must be selected. The seated chair should be seated in the chair in the correct position, with the hip of the seated seated deep behind the seat so that the back is supported by the backrest, and the shoulders bent backwards. The waist should be straight so that it becomes a normal full curvature posture so that your head does not lean forward. A normal full swing posture refers to a position that is slightly full with the waist slightly forward.

Many documents, such as US Patent No. 7,040,703, Korean Patent Nos. 10-0499339 and 10-0526444, disclose chairs of various structures and shapes so that a person can sit in a comfortable position. Chairs of these documents disclose a height adjustment device that can adjust the height of the seat and an angle adjustment device that can adjust the angle of the backrest. In addition, Korean Patent Nos. 10-0499339 and 10-0526444 disclose a technique for stably supporting a seated person's back by a pair of backrests arranged on the left and right.

However, all chairs of the prior art, including the chairs of the above-mentioned documents, have a correct posture, such as the back being bent and the neck tilted forward rather than the shoulder, unless the seated person intentionally positions the buttocks at the back of the seat and the back is supported by the back. It involves a problem that is very difficult to maintain. In addition, since most of the seat of the chair is composed of a flat plate, when the seated person is sitting on the chair for a long time, the hips and groin may sweat, causing discomfort and skin diseases, and weakening the health of men. .

The present invention has been made to solve the various problems of the prior art as described above, the object of the present invention is that the buttocks of the seated seated on the chair is naturally moved toward the back of the seat by the weight, so that the back and waist is stable on the backrest Since it is supported by, the seated person is always in a correct posture to provide a chair having a posture correction, traction treatment and massage functions.

Another object of the present invention is to provide a chair having posture correction, traction treatment, and massage functions to give lifting force while lifting the seat of the seat by a pair of backrests.

Another object of the present invention is well ventilated between the rolls that support the buttocks of the seated person, giving a comfortable seating feeling without sweating on the seating site, preventing skin diseases, and lowering the temperature of the scrotum to enhance male health The present invention provides a chair having posture correction, traction treatment, and massage functions.

Still another object of the present invention is to provide a chair having posture correction, traction treatment, and massage functions that can give a massage effect to the buttocks and thighs by rolling motion of the rollers.

A feature of the present invention for achieving the above object is a pair of side plates mounted to be spaced apart from each other; A plurality of rollers which are rotatably mounted between the side plates, the heights of which are gradually lowered from the front of the side plates toward the rear to move the buttocks of the seat back; There are chairs with posture correction, traction therapy and massage functions that consist of back plates mounted on the back of the side plates.

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Hereinafter, a preferred embodiment of a chair having posture correction, traction treatment, and massage functions according to the present invention will be described in detail with reference to the accompanying drawings.

First, referring to Figures 1 and 2, the chair of the present invention has a seat 10 for supporting the buttocks of the seated person. The seat 10 consists of a pair of side plates 20, 22 arranged parallel to one another and a plurality of rollers 30 mounted between the side plates 20, 22. A plurality of shaft holes 24 are formed in each of the side plates 20 and 22 so as to face each other. The lower plates of the side plates 20 and 22 are mounted with connecting plates 26 connecting the side plates 20 and 22.

Each of the rollers 30 has a shaft 32 fitted at both ends of the shaft holes 24 of the side plates 20 and 22 so as to be rotatable, and a shaft 32 positioned between the side plates 20 and 22. It consists of the cylindrical body 34 attached to the outer surface. The cylindrical body 34 may be made of a flexible material, for example, urethane, silicone rubber, or soft plastic. Between the shaft holes 24 of the side plates 20, 22 and the shaft 32 of the rollers 30, bearings 36 supporting rotation of the shaft 32 are respectively mounted.

The rollers 30 are mounted so that their height gradually decreases from the front side of the side plates 20 and 22 to the rear side in order to move the seat of the seated person backward by the cloud movement. The shaft 32 of the rollers 30 is fixed to the shaft holes 24 of the side plates 20 and 22, and the cylindrical body 34 may be configured to rotate about the shaft 32.

A plurality of auxiliary rollers 40 are further mounted between the side plates 20 and 22 so as to be positioned in front of the uppermost roller 30-1 having the highest height among the rollers 30. The shaft 42 and the cylindrical body 44 of the auxiliary rollers 40 are configured in the same manner as the shaft 32 and the cylindrical body 34 of the rollers 30. The auxiliary rollers 40 are mounted so that their height gradually decreases toward the front of the upper roller 30-1. In FIG. 1, the cylindrical bodies 34 and 44 of each of the rollers 30 and the auxiliary rollers 40 are formed to be curved to comfortably support the buttocks and the calf of the seated person. This is exemplary and the cylindrical body 34 may be manufactured to have the same diameter. In addition, the cylindrical bodies 34 and 44 of the rollers 30 and the auxiliary rollers 40 may be changed into a plurality of spheres as necessary.

As shown in FIG. 2, the arrangement of the rollers 30 and the auxiliary rollers 40 results in an overall gentle curve so as to resemble the thigh curve of the seated person from the side. In the gentle bend formed by the arrangement of the rollers 30 and the auxiliary rollers 40, the pressure applied to the inside of the thighs and knees of the seater is reduced, thereby increasing the seating comfort. Although one top roll 30-1 is shown in FIG. 2, the number of top rolls 30-1 may be increased to two or more as necessary. In addition, it is shown that the two auxiliary rollers 40 are mounted in front of the top roller 30-1, the number of the auxiliary rollers 40 can be increased or decreased as needed.

1 to 6, the back plate 50 is mounted at the rear of the side plates 20 and 22, and a pair of backrests can be supported by wrapping the back of the seated person from side to side on the front surface of the back plate 50. (60, 62) are mounted. The backrests 60 and 62 are mounted to be capable of rotating and lifting with respect to the back plate 50 by the connection of the lifting device 70. The rotation lifting device 70 is composed of a pair of rotating rods 72, a pair of holders (74) and a pair of guides (76).

2, 5 and 6, the rotating rods 72 of the lifting device 70 is mounted on the back of the backrest 60, 62 by the fastening of the screws 78, the rotating rod 72 On the outer surface of the spiral groove 72a is formed along the longitudinal direction. The spiral groove 72a may be formed as an inclined groove inclined along the longitudinal direction with respect to the central axis of the rotating rods 72. The holders 74 are mounted on both sides of the front surface of the back plate 50 and hold the upper and lower ends of the rotating rods 72 to rotate. The guides 76 are mounted to protrude on the front surface of the back plate 50 and are fitted to the spiral grooves 72a of the rotating rods 72 to guide the rotating rods 72 to rotate and lift. 2, 5 and 6 illustrate that the guides 76 are composed of screws that penetrate the back plate 50 and the holders 74 and the ends thereof are fitted to the spiral grooves 72a of the rotating rods 72. .

Referring back to FIGS. 1 and 2, a leg 80 supporting the seat 10 is mounted at the bottom of the seat 10, and the leg 80 is movable by a plurality of wheels 82. Consists of. The armrests 84 are respectively mounted to the side plates 20 and 22 to support the arm of the seated occupant, and the headrest 86 is mounted to the top of the back plate 50 to support the head of the seated seat. And the seat 10 and the leg 80 is equipped with a known adjusting device 90 that can adjust the height and angle of the seat 10 with respect to the leg 80. Leg 80 may be composed of a leg frame of a variety of structures and shapes in which the side plates (20, 22) are integrally fixed as needed, the legs 80, armrests 84, head rest 86 ) May be deleted as needed.

Now, the operation of the chair having posture correction, traction treatment and massage functions according to the present invention having such a configuration will be described.

Referring to FIG. 2, when the seated person is seated in the seat 10, the hip of the seated person is supported on the rolls 30. The buttocks of the seat occupant are slid backwards on the rollers 30 which are gradually lowered toward the rear by the weight. At this time, the movement of the buttocks, the rollers 30 are made naturally and smoothly by the cloud movement. Rolling motion of the rolls 30 can give a massage effect on the wearer's buttocks and shock. And the natural ventilation is made between the roll 30 to support the buttocks of the seated person is prevented from the skin disease of the seated, there is an effect that improves health.

Referring to FIGS. 3 and 4, the back of the seated person touches the backrests 60 and 62 as the seated buttocks are naturally moved from the front to the back of the seat 10. The rotating rods 72 of the backrests 60, 62 are rotated about the holders 74 as shown by arrow "A" in FIG. 4 by the force of the seated person's back.

5 and 6, the rotation of the rotating rods 72 is guided by guides 76 fitted in the spiral grooves 72a, and at the same time the rotating rods 72 are rotated by the guides 76. Is rotated. The backrests 60, 62 rotate together and are raised as shown by arrow " B " At this time, each of the backrest (60, 62) is rotated in the opposite direction with respect to each other because the inner end portion of the back end receives a force against the back of the seat, the backrest (60, 62) facing each other Is rotated in the direction. Rotating backrest (60, 62) is stably supported while wrapping the seat back and waist. The raised backs 60 and 62 lift the seater's waist up. Thus, the seated person can always sit in the chair in the correct position. In addition, the traction force is applied to the back of the seated by the backrest (60, 62). In this way, the traction force acting on the intervertebral column can obtain the effect of traction therapy in physiotherapy to treat intervertebral hernia.

Figure 7 shows another embodiment of the rotation lifting device in the chair according to the present invention. Referring to FIG. 7, the pair of backrests 60 and 62 are connected to the back plate 50 by the rotation lifting device 170. Rotation lifting motion device 170 is composed of a pair of rotating rods 172 and a pair of nuts (174).

Rotating rods 172 are mounted on the back of the backrest (60, 62) by the fastening of the screws 176, respectively, the spiral protrusion 172a is formed on the outer surface of the rotating rods 172 along the longitudinal direction. The spiral protrusion 172a may be formed as an inclined protrusion inclined along the longitudinal direction with respect to the central axis of the rotating rods 172. The nuts 174 are mounted on both sides of the front surface of the back plate 50 by fastening the screws 178, and the spiral protrusions 172a of the rotating rods 172 are coupled to the inner surface of the nuts 174 so as to be screwed. The spiral groove 174a is formed.

On the other hand, when the seated person's back is supported by the backrest 60, 62, the backrest 60, 62 is rotated about the rotating rod 172, and the spiral protrusion 172a of the rotating rods 172 is a helix of the nut 174. Guided and raised along the groove 174a. The backrests 60 and 62 also rotate and ascend with the rotating rods 172, and stably support the back of the seated person's back and waist, and lift the seated person's waist up.

The embodiments described above are merely to describe preferred embodiments of the present invention, the scope of the present invention is not limited to the described embodiments, those skilled in the art within the spirit and claims of the present invention It will be understood that various changes, modifications, or substitutions may be made thereto, and such embodiments are to be understood as being within the scope of the present invention.

As described above, according to the chair having posture correction, traction treatment, and massage functions according to the present invention, the buttocks of the seated person are naturally supported toward the back of the seat by the weight while being supported by the rolling rollers, and the back and the lower back are supported. Since it is stably supported, the seated person always has to sit in a correct position. In addition, the pair of backrests stably surrounds and supports the seater's waist, and gives back the lifter's waist while lifting the backrest, thereby obtaining the effect of traction treatment. And it is well ventilated between the rolls that support the buttocks of the seated person to prevent the skin disease of the seated person, to maintain the temperature of the scrotum lower than the body temperature to strengthen the male, massage by the rolling motion of the rolls to the buttocks and thighs There is an effect that can be effective.

Claims (8)

A pair of side plates mounted to be spaced apart from each other; A plurality of rollers which are mounted to rotate between the side plates, the height of which is gradually lowered from the front side to the rear side of the side plates so as to move the buttocks of the seat back; Chair having a posture correction, traction treatment and massage function consisting of a back plate mounted to the back of the side plates. According to claim 1, wherein a plurality of auxiliary rollers are further mounted between the side plates to be located in front of the top of the highest rollers of the height, based on the top rollers of the auxiliary rollers A chair with posture correction, traction therapy, and massage functions that is progressively lower in height toward the front. 3. The posture correction and traction of claim 2, wherein each of the rollers and the auxiliary rollers is formed of a shaft fitted at both ends of the side plates so that both ends thereof can rotate, and a cylindrical body mounted on an outer surface of the shaft and having a flexibility. Chair with therapeutic and massage functions. The chair of claim 1, further comprising a pair of backrests mounted on a front surface of the back plate to support the seat back of the seater from side to side. The chair according to claim 4, wherein the backrest and the backrest are connected by a rotation lifting means capable of rotating and elevating the backrest with respect to the backplate. The method of claim 5, wherein the rotation lifting means, A pair of rotating rods mounted on the backs of the backrests, each of which has a spiral groove formed in an outer surface thereof in a longitudinal direction; A pair of holders mounted on both sides of the front surface of the back plate and holding the upper and lower ends of the rotating rods to rotate; The chair having a posture correction, traction treatment and massage function is mounted on the front surface of the back, consisting of a pair of guides that are adapted to each of the spiral grooves of the rotating rods to guide the rotation and rise of the rotating rods. The method of claim 5, wherein the rotation lifting means, A pair of rotating rods mounted on the backs of the backrests, each of which has a spiral protrusion formed along its length; It is mounted on both sides of the front surface of the back, and has a posture correction, traction treatment and massage function consisting of a pair of nuts formed on the inner surface of the spiral groove coupled to allow the spiral protrusion of the rotating rods to screw chair. delete

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