阅读说明：本技术 提高了拉伸功能的按摩椅 (Massage chair with improved stretching function ) 是由 朴太莲 于 2018-11-12 设计创作，主要内容包括：本发明提供一种在自动按摩椅上还具有多种拉伸功能的按摩椅。即,本发明包括：坐板部(20)；背板部(10),在左右两侧内置设置有按摩辊(40)；脚撑(33)或踏板部(30),用于固定双脚,形成于背板部(10)的前方下侧；以及上身拉伸部(50),设置在背板部(10)的后方,通过驱动力使手握杆(51)升降,在用双手握住手握杆(51)的状态下,手握杆(51)升降时,使整个身体舒展,在背板部(10)的下侧选择性地具备用于腰部拉伸的腰椎拉伸部(70)以及用于向背板部(10)供给空气的空调器(460),从而通过拉伸,对恢复使用者的疲劳具有显著的效果。(The invention provides a massage chair which is provided with a plurality of stretching functions on an automatic massage chair. Namely, the present invention comprises: a seat plate part (20); a back plate part (10) in which massage rollers (40) are provided inside the left and right sides; a foot support (33) or a pedal part (30) for fixing feet, which is formed at the front lower side of the backboard part (10); and an upper body stretching part (50) which is provided at the rear of the back plate part (10), lifts the holding rod (51) by a driving force, and when the holding rod (51) is lifted and lowered in a state where the holding rod (51) is held by both hands, the whole body is stretched, and a lumbar stretching part (70) for stretching the waist and an air conditioner (460) for supplying air to the back plate part (10) are selectively provided under the back plate part (10), thereby having a remarkable effect of recovering fatigue of a user by stretching.)

1. A massage chair with improved stretching function, comprising:

a seat plate part (20);

a back plate part (10) in which massage rollers (40) are provided inside the left and right sides;

a foot support (33) or a pedal part (30) for fixing feet, which is formed at the front lower side of the backboard part (10); and

an upper body stretching part (50) which is provided behind the back plate part (10) and lifts the grab bar (51) by a driving force,

when the grip (51) is lifted and lowered in a state where the grip (51) is held by both hands, the entire body is stretched.

2. The massage chair with improved stretching function as claimed in claim 1,

in the upper body stretching part (50),

a lifting pin (54) moving up and down is combined with a shaft supporting part (53) formed on the back surface of the back plate part (10), the upper end of the lifting pin (54) is connected with the hand-held rod (51),

a screw (56) supported by a pin housing (59) is provided at the lower part of the lift pin (54), the screw (56) is screwed to the lift pin (54),

the lower side of the screw (56) is connected with a driving motor (M) arranged in the massage chair (1), and the lifting pin (54) moves up and down according to the rotating direction of the screw (56) so that the holding rod (51) moves up and down.

3. The massage chair with improved stretching function as claimed in claim 1,

the upper body stretching part (50) includes:

a lever lift motor (63);

a fixed pipe body (65) formed on the upper part of the rod elevating motor;

a lifting pin (54) which is in threaded connection with a screw (56) combined with a driving shaft of the rod lifting motor (63) in the fixed pipe body (65) and performs lifting action through the rotation of the screw (56); and

a hand-held lever (51) coupled to an upper end of the lift pin (54),

the hand-held lever (51) is lifted and lowered by the driving of the lever lifting motor (63).

4. The massage chair with improved stretching function as claimed in claim 1,

the upper body stretching part (50) includes:

a lever cylinder (61) that operates by oil pressure or air pressure;

a lift pin (54) connected to the rod of the lever cylinder (61) and supported by a shaft support part (53) formed on the back surface of the back plate part (10) to perform a vertical sliding operation; and

and a hand-held lever (51) connected to the upper end of the lift pin (54).

5. The massage chair with improved stretching function as claimed in claim 1,

an air tube which is contracted and expanded by air pressure is provided in the step section (30) to obtain a massage effect,

a pedal transfer motor (64) for advancing and retreating the pedal part (30) is provided in the massage chair (1), and when the holding rod (51) is raised, the pedal part (30) advances and pulls the lower body, so that the upper body and the lower body are simultaneously stretched.

6. The massage chair with improved stretching function as claimed in claim 5,

the pedal portion (30) is configured such that a fixed pipe body (66) connected to the front of the pedal transfer motor (64) is connected to a pedal transfer pin (67) that moves linearly within the fixed pipe body (66), and the pedal portion (30) moves forward and backward.

7. The massage chair with improved stretching function as claimed in claim 5,

the pedal portion (30) includes:

a transfer nut section (32) fixedly provided on the pedal section (30) side; and

a screw shaft (31) coupled to the interior of the transfer nut section (32) and rotationally driven by a pedal transfer motor (64),

the pedal portion (30) is moved forward and backward by the rotation of the screw shaft (31).

8. A massage chair with improved stretching function, comprising:

a seat plate part (20);

a back plate part (10) in which massage rollers (40) are provided inside the left and right sides; and

a pedal part (30) for providing massage function to feet and lower legs,

the pedal part (30) moves forward and backward by the power of a pedal transfer motor (64) arranged in the massage chair (1) for the stretching effect of the lower body,

a hand holding rod (51) which can lift the arms and hold the arms by hands when sitting on the massage chair (1) is arranged on the upper side of the back plate part (10) in a way of moving up and down,

a pull wire (96) guided by an upper pulley (98) and a lower pulley (99) is interposed between the back surface of the pedal portion (30) and the grab bar (51), and when the pedal portion (30) advances, the pull wire (96) connected to the pedal portion (30) pulls the grab bar (51) and raises it.

9. The massage chair with improved stretching function as claimed in claim 1 or claim 8,

a lumbar stretching part (70) which is provided below the back plate part (10) and comprises an actuator (79) and a lumbar support frame (72) which is connected with the actuator (79) and performs the lifting operation,

when the lumbar support frame (72) advances, the lumbar of the user is pressed.

10. The massage chair with improved stretching function as claimed in claim 9,

the actuator (79) is composed of a lumbar supporting cylinder (71) which is arranged in the massage chair and driven by oil pressure or air pressure,

the rod end of the cylinder (71) is connected with a lumbar support frame (72).

11. The massage chair with improved stretching function as claimed in claim 9,

the actuator (79) is composed of a screw (76) and a lifting pin (78), the screw (76) is connected with a driving motor (M) arranged in the massage chair and rotates, the lifting pin (78) is combined with the screw (76) in a threaded manner, and is guided by a shaft supporting part (77) to lift when the screw (76) rotates,

the upper end of the lifting pin (78) is connected with a lumbar supporting frame (72).

12. The massage chair with improved stretching function as claimed in claim 9,

the actuator (79) is composed of a rack (81) and a pinion (82), the rack (81) is connected with a driving motor (M) arranged in the massage chair and rotates, the pinion (82) is meshed with the rack (81) to lift,

the upper end of the pinion (82) is connected with a lumbar supporting frame (72).

13. The massage chair with improved stretching function as claimed in claim 1 or claim 9,

a lumbar stretching section (70) is provided below the back plate section (10), and the lumbar stretching section (70) includes: a roller (74); a fixing frame (75) combined with the rotation central shaft of the roller (74); and an actuator (79) coupled to the fixed frame (75) to move the roller (74) forward and backward,

a roller frame (440) is provided inside the back plate part (10), and the roller frame is provided with a massage roller (40) and moves along a support frame (11) of the massage chair, and one side of the actuator (79) is fixed on the roller frame (440) so as to be lifted together with the roller frame (440).

14. A massage chair with improved stretching function, comprising:

a seat plate part (20);

a back plate part (10) in which massage rollers (40) are provided inside the left and right sides; and

a support frame (11) provided on both sides of the back plate part (10) and the seat plate part (20) for supporting the massage chair (1),

an operation space part (10a) for operating the massage roller (40) is formed between the support frames (11),

an air conditioner (460) for supplying air to the operation space section (10a) is further included inside the back plate section (10).

15. The massage chair with improved stretching function as claimed in claim 14, comprising:

a roller frame (440) that moves along a support frame (11) of a massage chair inside the back plate section (10);

a massage roller (40) provided to a massage roller holder (420) formed on the roller frame (440);

an air supply pipe (450) which is connected with the roller frame (440) or the massage roller fixing member (420), moves along with the up-and-down movement of the massage roller (40) and is made of soft material; and

and an air conditioner (460) connected to a rear end of the air supply pipe (450).

16. The massage chair with improved stretching function as claimed in claim 14,

the air conditioner (460) is provided with a heater or a cooler, and a fan is further provided in the back plate section (10) in order to suck indoor air and supply the air to the air supply duct.

17. The massage chair with improved stretching function as claimed in claim 1,

a partial massage device (100) is formed in the center of the seat portion (20), and includes:

a support plate (12);

a plurality of support members (170) which are provided on the upper side of the support plate (12) and are made of an elastic material;

a vibration plate (160) provided on the upper side of the support member (170);

a massage pad (110) connected to the vibration plate (160) and disposed on the upper portion of the vibration plate (160);

and a vibrator (120) for vibrating the massage pad (110) and connected to the vibration plate (160).

Technical Field

The present invention relates to a massage chair with improved stretching function, and more particularly, to a massage chair which provides stretching effect to the upper, lower and lumbar regions of a user sitting on an automatic massage chair having back and shoulder massage functions.

Background

Automatic massagers, which are seated on massage chairs and set in programs according to predetermined times to repeatedly perform various rubbing, beating, and pressing functions on the back and legs of a human body by built-in massage rollers, have been widely used in various configurations.

As a related prior art, there is an invention related to a whole body massager, which is disclosed in Korean patent registration No. 10-0625850. The chair is configured in a chair shape so that a user sitting on the chair can receive a massage in a comfortable posture by performing a massage with an inclination angle according to the body shape of the user and by configuring a backrest, a seat plate for massaging the inner sides of thighs and buttocks, and a leg massage device which can be adjusted up and down for performing various types of massage. In particular, the chair is configured to be able to comfortably massage or massage the whole body, the back rest, the seat, and the parts where the legs are located can be massaged simultaneously or separately, and the back rest is configured to be a back massage part that operates in various ways, so that the height can be easily adjusted according to the size of the body while massaging the legs, and the user can comfortably receive the massage.

Further, the conventional automatic chair massages only by striking or pressing with the roller, and cannot provide an effect like stretching as another method capable of eliminating fatigue of the human body, and therefore, there is a problem that the user is still not comfortable after use.

Prior art documents

Patent document 1: KR 10-0625850B 1(2006.09.12.)

Patent document 2: KR 20-0304546Y 1(2003.02.04.)

Disclosure of Invention

Technical problem to be solved by the invention

The present invention has been made to solve the above problems, and an object of the present invention is to provide a massage chair with an improved stretching function, which can provide various massage effects by adding a stretching function of stretching muscles and joints of a human body in addition to a simple massage function using rollers provided in a conventional massage chair.

Another object of the present invention is to provide a massage chair which has a function of pressing and stretching a lumbar vertebra by further providing a lumbar stretching portion which is raised and lowered by an actuator (activator) using a cylinder or a motor near a user's waist.

Another object of the present invention is to provide a massage chair with an improved stretching function, in which a sufficient amount of air is supplied to a back plate portion and is ejected to a human body, so that a user can more comfortably receive a massage.

Means for solving the problems

As a specific aspect for solving the above-described problem, the present invention provides a massage chair with an improved stretching function, comprising: a seat plate part 20; a back plate part 10 having massage rollers 40 built therein on both left and right sides; a foot support 33 or a pedal portion 30 for fixing both feet, formed at the lower front side of the back plate portion 10; an upper body stretching part 50 provided behind the back plate part 10 and configured to raise and lower a grip rod 51 by a driving force; and a lumbar stretching portion 70 provided below the back plate portion 10 and including a lumbar support frame 72 connected to an actuator 79 for performing a lifting operation.

Further, the pedal portion 30 is provided with an air tube which is contracted and expanded by air pressure for a massage effect, the pedal transfer motor 64 for advancing and retreating the pedal portion 30 is provided in the massage chair 1, and when the handle lever 51 is raised, the pedal portion 30 advances and pulls the lower body to simultaneously stretch the upper body and the lower body.

Further, a lumbar stretching portion 70 including an actuator (activator) and a lumbar support bracket 72 connected to the actuator and performing a lifting operation is formed below the back plate portion 10, and the lumbar support bracket 72 presses the lumbar of the user when the lumbar support bracket 72 advances.

Further, the massage chair of the present invention is characterized by comprising: a seat plate part 20; a back plate part 10 having massage rollers 40 built therein on both left and right sides; and support frames 11 provided on both sides of the inside of the back plate portion 10 and the seat plate portion 20 for supporting the massage chair 1, wherein an operation space portion 10a for operating the massage roller 40 is formed between the support frames 11, and an air conditioner 460 for supplying air to the operation space portion 10a is further provided inside the back plate portion 10.

Effects of the invention

According to a specific embodiment for solving the above problems, a horizontal bar type handgrip which is easily grasped by a hand is attached to the upper side of the automatic massage chair, so that the upper body can be stretched by moving the handgrip upward, and the muscles and joints of the whole body can be spread by moving the pedal portion forward, thereby providing a remarkable effect of relieving fatigue of the user.

Further, the operation of the lumbar stretching portion provided near the lumbar region while the upper and lower bodies are stretched presses and stretches the lumbar region, thereby providing a refreshing feeling to the lumbar region and also providing an effect of relieving pain in the lumbar region.

The back plate part is provided with an air conditioner for supplying air to the part where the massage roller acts, thereby having the effect of enabling the user to receive massage in a more comfortable environment.

Drawings

Fig. 1 is a perspective view of a back plate portion of a massage chair with an improved stretching function according to the present invention.

Fig. 2 is an exploded perspective view illustrating a detailed structure of an upper body stretching portion of the massage chair.

Fig. 3 is a diagram showing a connection structure of the upper body stretching portion and the step portion of the massage chair.

Fig. 4 is a using state diagram of the massage chair of the invention.

Fig. 5 is a diagram illustrating another embodiment of the upper body stretching portion.

Fig. 6 is a view showing a structure for driving the grab bar of the present invention using a chain.

Fig. 7 is a view showing a structure for driving the grab bar of the present invention using a cylinder device.

Fig. 8 is a schematic view of a massage chair in which protuberances and a local massage device are applied to a main portion of the massage chair.

Fig. 9 is a view illustrating another embodiment of the connection structure of the upper body stretching portion and the step portion.

Fig. 10 is a state diagram illustrating an installation state of the lumbar stretching portion and an embodiment of the actuator.

Fig. 11 is a perspective view illustrating another embodiment of the actuator of the lumbar stretching part.

Fig. 12 is a perspective view illustrating still another embodiment of a lumbar stretching portion.

Fig. 13 is a view showing an installation state of the air conditioner installed in the back plate portion of the massage chair.

Fig. 14 is a view showing an example of the back panel outer skin used for the back panel portion.

Detailed Description

Specific contents for carrying out the present invention will be described below with reference to the accompanying drawings. Fig. 1 is a perspective view of a back plate part cover body of a massage chair with an improved stretching function provided by the present invention, the whole structure of the present invention comprises: a back plate part 10, wherein a lifting movable massage roller 40 is arranged in the left and right sides; and a seat plate part 20 on which a user can sit, wherein the back plate part 10 and the seat plate part 20 are fixed to and supported by left and right support frames 11 of the massage chair.

As shown in the figure, support frames 11 are disposed inside the back plate portion 10 so as to extend continuously to the seat plate portion 20, an operation space portion 10a is formed between the support frames 11, and massage rollers 40 coupled as a pair to the left and right are provided inside the support frames and are moved up and down, thereby providing an oscillatory massage to the waist, back, and shoulders.

The massage chair 1 according to the present invention is characterized in that the back plate portion 10 is provided with an upper body stretching portion 50 for an upper body stretching effect.

The upper body stretching portion 50 is provided with a grip rod 51 that is lifted and lowered by a driving force at the rear of the back plate portion 10 of the massage chair 1, and the grip rod 51 is also lifted and lowered when the pedal portion 30 provided at the front lower portion of the massage chair moves forward, and the upper body stretching portion 50 is provided for the purpose of providing a stretching motion that stretches the joints and muscles of the upper body when the grip rod 51 is lifted and lowered by holding the grip rod 51 with both hands as shown in fig. 4.

The driving unit for moving the grab bar 51 up and down will be described below. Referring to fig. 2, a lift pin 54 that slides up and down is coupled to a shaft support portion 53 formed at the center of the upper side of a mounting plate 55 fixedly mounted on the back surface of the back plate portion 10, and the upper end of the lift pin 54 is connected to the grab bar 51.

A screw 56 supported by a bearing 57 built in a pin housing 59 at the center of the lower portion of the installation plate 55 is provided at the lower portion of the lift pin 54, and the screw 56 is screwed to the inner center of the lift pin 54. Thus, when the screw 56 is rotated, the lift pin 54 moves up and down according to the rotation direction, and the grab bar 51 moves up and down.

As shown in fig. 3, an electric cable shaft 58 is connected to a lower side of the screw 56 for moving up and down the hand lever 51, and is connected to another driving motor M provided inside the massage chair 1 for operation. The electric cable shaft 58 is a flexible traction cable for transmitting the rotational driving force of the motor, and is a general power transmission unit.

In the figure, a structure in which a screw 54a is formed on the upper side of the elevation pin 54 and is screw-coupled to the grip 51 is a means for finely adjusting the elevation height H of the grip 51 according to the height of the user.

The height H of the hand lever 51 can be arbitrarily set by the user so as to be operated in accordance with the physical condition of the user, and as shown in the drawing, switches 51a are provided on both sides of the hand lever 51, and the hand lever 51 is moved up and down by the operation of the switches 51 a.

For example, the setting may be performed by a remote controller 80 using a measuring device such as an optical sensor or a rotary encoder, and the setting may be controlled by a rising operation when one side switch 51a is pressed and a falling operation when the other side switch 51a is pressed.

If the leg supports 33 for placing the feet of the user are formed on the lower front side of the massage chair 1, the feet are hooked and fixed by the leg supports 33 when the upper body stretching part 50 is raised, and thus the stretching effect can be enjoyed not only on the upper body but also on the whole body.

The massage chair further includes a pedal portion 30 which is configured to be capable of moving forward and backward in order to stretch the lower body, while providing a massage function to the feet and the lower legs by contracting or expanding the air tube in a state where the feet and the legs of the user are placed on the lower front side of the massage chair.

When the user sits down and the pedal portion 30 moves forward, the grab bar 51 is also raised upward by a predetermined height, and when the pedal portion 30 moves forward, the air tube for massaging the lower leg and foot is inflated by air pressure to perform stretching movement while firmly supporting the leg and foot.

If a double shaft motor or the like is used as the driving motor M, the raising and lowering operation of the upper body stretching portion 50 and the forward and backward movement of the pedal portion 30 can be realized by one motor as shown in fig. 3, and an example of a driving manner will be described in detail below.

As described above, the massage chair according to the present invention can perform the whole body stretching exercise by providing the upper body stretching part 50 which performs the up-down movement at the rear of the massage chair. The conventional massage chair provides only a massage function of massaging the back and the waist by simply tapping and pressing the massage roller 40 and kneading the lower legs and the peripheries of the feet by air pressure in the step portion 30, but cannot provide a stretching exercise effect of stretching the body.

In particular, when the pedal portion 30 and the upper body stretching portion 50 are configured to protrude simultaneously, as shown in the use state diagram of fig. 4, in a state where the grip rod 51 is held by both hands, the grip rod 51 is raised to stretch the upper body, and the lower body is pulled forward by the forward movement of the pedal portion 30, so that the upper body and the lower body are pulled up and down simultaneously to be stretched, and therefore, there are effects of relieving muscular tension, contributing to fatigue elimination, and improving flexibility of the joints.

In fig. 5 to 7, embodiments of various driving manners of the upper body stretching portion 50 and the step portion 30 of the massage chair of the present invention are illustrated.

As shown in fig. 5, the upper body stretching portion 50 includes: a rod elevating motor 63; a fixed pipe body 65 formed at an upper portion of the rod elevating motor 63; a lifting pin 54 which is lifted and lowered by the rotation of a screw 56 coupled to a driving shaft of the rod lifting motor 63 in the fixed pipe 65; and a vertical support rod 52 coupled to an upper portion of the lift pin 54 at a central portion of the grab bar 51. Thus, the grab bar 51 is driven in the normal and reverse directions by the bar lifting motor 63 to perform the lifting operation.

Similarly, the pedal portion 30 is connected to the pedal transfer motor 64 so as to be movable forward and backward in order to provide a stretching effect. Namely, there are formed: a pedal transfer motor 64; a fixed pipe 66 formed in front of the pedal transfer motor 64; and a pedal transfer pin 67 which is coupled to a screw 56 coupled to a drive shaft of the pedal transfer motor 64 in a caulking manner in the fixing pipe body 66 and moves up and down by rotation of the screw 56, and the pedal transfer pin 67 is connected to the rear side of the pedal portion 30, so that the operations of the upper body stretching portion 50 and the pedal portion 30 can be controlled individually.

Alternatively, as shown in fig. 9, the present invention may further include: a transfer nut portion 32 fixedly formed on the step portion 30; and a screw shaft 31 coupled to the transfer nut unit 32 and rotationally driven by a pedal transfer motor 64, thereby allowing the pedal unit 30 to move forward and backward.

At this time, a foot rest 33 is formed on the upper side of the pedal portion 30 so that the pedal portion 30 can be hooked on the foot portion to be easily pulled when moving forward. When the foot brace 33 is provided, the user can stretch the entire body by operating only the upper body stretching portion 50 with his or her foot hooked thereon.

On the other hand, in addition to the above-described driving method by the transfer motor 63, the vertical movement of the grip lever 51 may be driven by connecting the lower end of the screw 56 to the driving motor by a chain or a belt, as shown in fig. 6, and moving the lift pin 54 up and down while being guided by the shaft support portion 53 formed on the installation plate 55 when the screw 56 is rotated, or by connecting the rod of the linearly reciprocating lever cylinder 61 to the lift pin 54 supported by the shaft support portion 53 formed on the installation plate 55 fixedly provided on the back surface of the back plate portion 10, as shown in fig. 7.

Fig. 9 is a view showing an example in which the upper body stretching portion and the step portion are interlocked with each other in the massage chair, and is configured such that the grab bar 51 is lifted and lowered in conjunction with the forward and backward movement of the step portion 30 by the power of the step transfer motor 64 provided inside the massage chair 1.

Therefore, a pedal portion pull wire connecting portion 95 is provided on the rear surface of the pedal portion 30 so as not to interfere with a driving device for advancing and retracting the pedal portion, and a handle pull wire connecting portion 97 is provided at the center of the grab bar 51.

Further, a lower pulley 99 for converting the connection direction of the traction wire 96 connected to the pedal portion traction wire connection portion 95 to an upward direction is provided, and an upper pulley 98 for connecting the traction wire 96 via the lower pulley 99 to the handle traction wire connection portion 97 side formed on the vertical support rod 52 is disposed at a position higher than the handle traction wire connection portion 97 so that the traction wire 96 is connected from the upper side to the lower side. In the case of the above-described configuration, the operating direction is switched by the two pulleys, so that the grab bar 51 is raised when the pedal portion 30 moves forward, and the upper body and the lower body of the user can be simultaneously pulled.

Fig. 8 is a schematic view of the massage chair in which protuberances are applied to the main portion of the massage chair, and a plurality of protuberances are formed on the surface of the massage roller 40 inside the handle portion or the back plate portion 10 of the grab bar 51, thereby providing a more stimulating massage effect.

On the other hand, a local massage device as shown in fig. 8 may be provided on the seat plate of the massage chair. The local massage device 100 is installed at the center of the seat part 20, and when sitting on a chair, the buttocks are supported by the seat part 20, and only the massage pad 110 directly contacting the local part is protruded above the seat part.

Specifically, a plurality of support members 170 made of an elastic material having a certain height are fixedly coupled to the upper side of the support plate 12 provided inside the seat plate portion 20, and the vibration plate 160 is provided above the support members 170.

A massage pad 110 is formed on an upper portion of the vibration plate 160, the massage pad 110 is disposed to be movable forward and backward, is made of an elastic resin material, and includes a vibrator 120 connected to the vibration plate 160 to vibrate the massage pad 110.

As described above, the local massage apparatus 100 is installed on the seat of the chair 1, and when power is supplied to the vibrator 120, the vibration plate 160 connected to the shaft thereof and the massage pad 110 coupled to the upper side thereof are gently vibrated at high speed, and a gentle vibration massage is provided to the perineum and the periphery of the anus, thereby contributing to the treatment, prevention, improvement of blood circulation, and pressure relief of prostate diseases.

The massage chair further includes a lumbar stretching portion 70 in a lower portion of the back plate portion 10, and the lumbar stretching portion 70 includes: a lumbar support 72 connected to an actuator 79 using an air cylinder or a motor to be raised and lowered; and a cushion pad 73 attached to the lumbar support frame 72 so as to provide a stretching effect to the lumbar vertebrae of the user.

Referring to fig. 10, the lumbar stretching portion 70 includes: a lumbar support cylinder 71 provided inside the massage chair; a lumbar support bracket 72 connected to a rod end of the cylinder 71; and a cushion pad 73 attached to the lumbar support frame 72 to give a soft elastic feeling, and when the lumbar support frame 72 advances through the lumbar support cylinder 71, the cushion pad presses and stretches the lumbar vertebrae to provide a feeling of freshness to the lumbar side and also has an effect of alleviating pain in the lumbar region.

In this case, when the cushion pad 73 is formed of an air tube that contracts and expands by air pressure, the size of the air tube is appropriately changed by the air pressure after the air supply air tube 73a is connected to the cushion pad 72, and an optimal stretching effect can be obtained according to the user.

When the lumbar stretching portion 70 is used in conjunction with the upper body stretching portion 50 and the lower body stretching function provided by the step portion, the stretching effect can be doubled over the whole body.

Fig. 11 is a configuration diagram showing another embodiment of the actuator 79 of the lumbar stretching unit 70, in which when the screw 76 connected to the driving motor M provided in the massage chair and supplied with power is rotated, the elevation pin 78 screwed with the screw 76 is guided by the shaft support 77 to be elevated, and the upper end of the elevation pin 78 is connected to the lumbar support bracket 72 to be elevated.

The actuator 79 may be composed of a rack 81 and a pinion 82, wherein the rack 81 is connected to a driving motor M provided in the massage chair to transmit a rotational power, and the pinion 82 is engaged with the rack 81 and connected to the rear end of the lumbar support frame 72.

Fig. 12 is a perspective view illustrating still another embodiment of a lumbar stretching part, which is configured to include: a rotary roller 74 and a fixed frame 75, one end of the fixed frame 75 is combined with the rotary central shaft of the roller 74, and the other end is connected with an actuator 79.

One side of the actuator 79 is fixed to the roller frame 440, and when the roller frame 440 reciprocates up and down near the lumbar vertebrae in the stretching operation mode of the massage chair, the actuator 79 operates to advance the roller 74, and the roller 74 reciprocates up and down near the lumbar region and rotates on its own axis, so that the effect of stretching the lumbar region of the user by the rotating roller 74 is achieved, and the stretching effect is doubled.

The present invention is characterized in that an air conditioner 460 is provided between the support frames 11 to supply air to the operation space portion 10a for operating the massage roller 40, thereby providing air at a temperature required by the user.

Referring to fig. 13, the massage roller 40 is connected to the roller frame 440 via the massage roller holder 420 inside the back plate 10, and the roller frame 440 reciprocates up and down along the support frame 11 of the massage chair.

At the moment when the massage roller 40 is operated to directly press the back and the waist, the body is lifted by the massage roller, so that a large space is formed around the massage roller contacting the body, and it is preferable to supply air to the space in order to supply a sufficient amount of air to obtain an excellent air ejection effect.

To this end, the air supply pipe 450 made of a soft material is coupled to the massage roller holder 420 or the roller frame 440 so that the air conditioner 460 for supplying hot air or cold air is provided at the rear end of the air supply pipe 450 in response to the vertical movement of the massage roller 40, so that the cold air or hot air can be supplied to a position where the back of the user is massaged.

In order to smoothly supply air to the user, as shown in fig. 14, many air holes 302 are formed in the outer skin 301 of the back plate portion 10 of the massage chair.

The air conditioner 460 may include a heater for heating air and a cooler for cooling air, and may include a fan for supplying fresh air in a room to the air supply pipe by flowing the fresh air into the suction port when the massage device is installed in the room.

As described above, in the detailed description of the present invention, the most preferable embodiment of the present invention is described, but various modifications can be made within the scope not departing from the technical scope of the present invention. Therefore, the scope of the present invention should not be determined by limiting the embodiments described above, and the technology of the claims and the technical means equivalent to the technology described below should be considered as the scope of protection.

Industrial applicability of the invention

The massage chair provided by the invention is a very effective and practical invention because the upper and lower body stretching functions and the lumbar vertebra stretching function are further added to the common massage chair with the back and shoulder massage function, so that the muscles and joints of the whole body of the human body can be stretched, and the massage chair has a remarkable effect on recovering the fatigue of a user.