JP2002209961A - Chair type massage device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a chair type massage device capable of positioning treating elements in prescribed positions irrelevant to the differences of the physique when massaging vertically different positions of the human body upper half. SOLUTION: This chair type massage device is provided with an upper unit 10 having upper part treating elements 16a and 19a for massaging the human body upper part in a backrest part 3 of a chair body 1 having a seat part 2 and the backrest part 3, and a lower part unit 20 positioned under the upper part unit 10 and having lower part treating elements 23a and 29b. The upper part unit 10 and the lower part unit 20 are independently displaced in the vertical direction of the human body by a drive unit 30.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a chair-type massage apparatus provided with a treatment element for massaging the back of a human upper body in a backrest portion of a chair body.

[0002]

2. Description of the Related Art A chair-type massage apparatus for massaging the back of a human upper body to a backrest portion of a chair body has been known.

As such a chair-type massage device, an upper treatment element for massaging the vicinity of the bones of the human body and a lower treatment element for massaging the vicinity of the lumbar region of the human body are connected by an arm and provided as a pair for the left and right sides of the human body. 2. Description of the Related Art It is well known that an arm is swung so that left and right upper treatment elements and lower treatment elements approach and separate from each other, thereby kneading around a human body bone and a human waist.

[0004] Further, this arm can be displaced in the vertical direction of the human body integrally with each treatment element in order to change the user's physique or the massage site.

The above-mentioned seat portion of the chair body includes a so-called footrest (a cushion body or the like for supporting the vicinity of a calf of a human body) provided integrally or separately, and a backrest portion. In some cases, a so-called headrest (such as a cushion body that supports the vicinity of the head of the human body) is provided integrally or separately.

[0006]

In the chair-type massage apparatus constructed as described above, since the upper treatment element and the lower treatment element are displaced in the vertical direction of the human body, a more strict difference in physique is required. It was not possible to change the massage site according to.

[0007] That is, the physique difference of the human body, especially the upper body of the human body,
The difference in sitting height is a physique difference, but the distance in the height direction from the seat to the human waist does not change significantly, while the difference in the height from the seat to the vicinity of the human healthy bones changes greatly depending on the person. .

Accordingly, in a configuration in which the relative displacement between the upper treatment element and the lower treatment element is displaced in the vertical direction of the human body without changing, the person with a high sitting height adjusts the relative position between the lower treatment element and the waist of the human body. Problems such as the inability to massage the vicinity of the healthy bone with the upper treatment child occur.

SUMMARY OF THE INVENTION The present invention provides a chair-type massage apparatus which can be positioned at a desired site regardless of the physique when performing massage at different positions in the upper and lower parts of a human body in order to solve the above problems. The purpose is to do.

[0010]

In order to achieve the object, a chair-type massage apparatus according to claim 1 comprises a chair body having a seat portion and a backrest portion, and a human body provided in the backrest portion. An upper unit having an upper treatment element for massaging the upper body, a lower unit having a lower treatment element provided below the upper unit in the backrest to massage the upper body of the human body, the upper unit and And a drive unit for independently displacing the lower unit in the vertical direction of the human body.

According to a second aspect of the present invention, in the chair-type massage apparatus, the driving unit includes one driving unit for independently driving the upper unit and the lower unit in the vertical direction of a human body, and a driving force of the driving unit. The gist of the invention is to provide a switching means for switching between the upper unit and the lower unit.

A chair-type massage apparatus according to a third aspect of the present invention is characterized in that the drive unit includes control means for determining the amount of displacement of one of the upper unit and the lower unit in accordance with the amount of displacement of the other. I do.

According to a fourth aspect of the present invention, in the chair type massage apparatus, the control means determines a displacement amount of the lower unit in accordance with a displacement amount of one of the upper units,
The gist is that a displacement amount when the upper treatment element is positioned from a current position to a shoulder or a healthy bone of a human body is used as a reference.

[0015] The chair-type massage device according to the fifth aspect is characterized in that the respective units massage the upper body of the human body while being displaced within a predetermined range.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of a chair-type massage apparatus according to the present invention will be described with reference to FIGS.

In FIG. 7, 1 is a chair body, 2 is a seat portion of the chair body 1, 3 is a backrest portion of the chair body 1, 4 is a footrest portion of the chair body 1, and 5 and 6 are right and left sides of the seat portion 2. It is an armrest part located. As shown in FIG. 6, the chair body 1 has an air supply unit 7 provided below the seat 2, a massage unit 8 provided inside the backrest 3, and an operation unit 9 provided on one armrest 5. Is provided.

The massage unit 8 includes the upper unit 1
0, a lower unit 20, and a drive unit 30.

The upper unit 10, as shown in FIG.
A pair of shoulder units 10A and healthy bone units 10B are provided on the plate-shaped base 11 symmetrically in the left-right direction.

The shoulder unit 10A includes a rotating plate 12 rotatably supported on a base 11 via a supporting shaft 11a,
A fixed plate 13 fixed to the rotating plate 12, an air bag 14 provided on the fixed plate 13, and a fixed plate 13
A tilting plate 16 supported integrally with the rotating plate 12 and a treatment element 16 a fixed to the tilting plate 16.

The rotating plate 12 is rotated about a designated shaft 11a by a rotating unit (not shown) including a drive motor and a transmission gear provided on the back surface of the base 11, whereby the treatment element 16a is moved to the human shoulder. It allows movement along the part and can stop at any position.

The unit 10B for healthy bones has one air bag 17 fixed to the inclined surface 11b formed on the base 11.
And a turning plate 19 supported on the inclined surface 11 b via a hinge 18, and a treatment element 19 a fixed to the turning plate 19.

The upper unit 10 is provided with a pair of shoulder units 10A and healthy bone units 10B symmetrically.
Japanese Patent Application Hei 11-
For example, as shown in FIG. 2, the shoulder unit 10A is used as the neck unit, the healthy bone unit 10B is used as the shoulder unit 10C, and the shoulder unit 10C is used. Of the treatment element 19a '(the treatment element 2 of the back unit 20A described later)
The configuration is not particularly limited. For example, the configuration is substantially the same as that of the driving method 3a) for positioning.

The lower unit 20 includes a pair of back units 20 symmetrically provided on a housing 21 having a trapezoidal cross section.
A and a waist unit 20B.

As shown in FIG. 3, the back unit 20A includes an air bag 22 fixed to a rear side wall 21a in a housing 21.
And a displacement plate 23 fixed to the air bag 22, and a displacement plate 23
And a coil spring 24 provided so as to protrude from the housing 21 and have a tip exposed to the outside of the housing 21, and to urge the displacement plate 23 toward the inner side wall 21 a and surround the treatment element 23 a. And a packing 25 for preventing looseness with which the outer surface of the treatment element 23a slides.
The air bladders 22 may be provided individually for the left and right displacement plates 23 or may be used alone.

The waist unit 20B is rotatable via a hinge 27 to one air bag 26 provided on an inclined surface 21c formed on the housing 21 and a flat portion 21b formed on the housing 21. The rotating plate 27a supported, the air bag 28 provided on the rotating plate 27a, and the rotating plate 2
7A, a rotating plate 29a supported by the rotating plate 29a and a treatment element 29b fixed to the rotating plate 29a are provided. The hinge 27,
Although not shown, the rotating plates 27a, 29a are provided with inclined surfaces 21c (in the case of the rotating plate 27a) and the rotating plates 27a.
An urging means for urging toward the (rotating plate 29a) is provided.

The drive unit 30 includes a pair of left and right guide rails 31 whose upper and lower ends are fixed in the backrest 3, a motor fixing plate 32 fixed across substantially the center of the guide rails 31, and a motor fixing plate 32. , A driving pulley 33 a fixed to an output shaft (not shown) of the driving motor 33, and a driving pulley 3.
Driven pulleys 34, 35 with two electromagnetic clutches (switching means) supported by a motor fixing plate 32 at a distance from 3a.
An endless belt 36 extending between the driving pulley 33a and the driven pulley 34; an endless belt 37 extending between the driving pulley 33a and the driven pulley 35; , A rotary shaft 39 with a thread groove fixed to the driven pulley 35.

The guide rail 31 passes through a receiving portion 11c formed on the back surface of the base 11 of the upper unit 10 and a receiving portion 21d formed on the side of the housing 21 of the lower unit 20.

The upper unit 10 is mounted on the motor fixing plate 32.
A sensor (not shown) for detecting a relative distance to the lower unit 20 is provided.

The threaded rotary shafts 38 and 39 have a threaded portion formed on the back surface of the base 11 of the upper unit 10, a screw receiving portion 11 d and a housing 21 of the lower unit 20.
Penetrates in a state of being screwed with a screw receiving portion 21e formed on the back surface of the.

Therefore, when the elevating motor 33 is driven,
Via the drive pulley 33a, the endless belts 36 and 37, and the driven pulleys 34 and 35, the rotary shafts 38 and 39 with thread grooves.
Rotates in a predetermined direction, and this rotation causes the upper unit 1 to rotate.
0 or the lower unit 20 moves up and down while being guided by the guide rail 31.

The air supply unit 7 includes an air pump body,
The shoulder unit 10A includes a rotary valve unit connected to the air pump main body, a plurality of dispersion pipes connected to the rotary valve unit, a control circuit for electrically controlling the air pump main body and the rotary valve unit, and the like.
, A pair of left and right air bags 14 provided on the backbone unit 20A, a pair of left and right (or one) air bags 2 provided on the back unit 20A.
2. The air bags 14, 17, 22, 26, and 28 are expanded and contracted by selectively inhaling and discharging air to each of the pair of left and right air bags 28 provided in the waist unit 20B.

In the above arrangement, when air is supplied to the air bladder 14, the tilting plate 16 rotates about the hinge 15 as a fulcrum, whereby the treatment element 16a fixed to the tilting plate 16 presses the shoulder of the human body. Massage. Conversely, air bag 14
When the air supplied to the hinge 15 is exhausted, the air returns to the original state by the urging force of the urging means such as a coil spring provided on the hinge 15.

When air is supplied to the air bladder 17, the rotating plate 19 is rotated around the hinge 18 as a fulcrum, so that the treatment element 19a fixed to the rotating plate 19 pushes up the human healthy bone. Press and massage. Therefore, since the treatment element 16a of the shoulder unit 10A massages so as to push down the human body shoulder, it is possible to provide a massage effect such that the area around the human body healthy bone from the body shoulder is sandwiched between the treatment elements 16a and 19a. Each pair of treatment elements 16a
Combined with massaging the human body in the left-right direction with each other or the treatment elements 19a, a complicated massage effect of pinching the human body up, down, left, and right can be provided. Conversely, when the air supplied to the air bag 17 is exhausted, the air bag 17 returns to the original state by the urging force of the urging means such as a coil spring provided on the hinge 18.

When air is supplied to the air bag 22, the displacement plate 23 is displaced integrally with the treatment element 23a, and the distal end of the treatment element 23a presses the back of the human body to perform massage. Conversely, when the air supplied to the air bag 22 is exhausted, the air bag 22 returns to the original state by the urging force of the coil spring 24.

When the air is supplied to the air bag 26, as shown in FIG. 4, the rotating plate 27a is rotated about the hinge 27 as a fulcrum, whereby the air bag 28, the hinge 29, and the rotating plate 29 are rotated.
a, the treatment element 29b protrudes more toward the surface side than the plane part 21b. Further, when air is supplied to the air bag 28 from this state, as shown in FIG. 5, the rotating plate 29a rotates around the hinge 29 as a fulcrum, whereby the treatment element 29b fixed to the rotating plate 29a moves the human body 29b. Massage by applying pressure to the lower back. Conversely, when the air supplied to the air bags 26 and 28 is exhausted, the air bags 26 and 28 return to the original state by the urging force of the urging means such as the coil springs provided on the hinges 27 and 29.

On the other hand, when the selection switch for the upper unit 10 and the lower unit 20 and the elevation switch (not shown) provided in the operation unit 9 are operated, the elevation drive motor 33 is driven and the selected unit 10 is operated.
Only one electromagnetic clutch of each of the driven pulleys 34 and 35 of A and 10B is turned on and the other is turned off, and the selected units 10A and 10B move up and down along the guide rail 31 and are provided in the operation unit 9. By operating the stop switch, the units 10A and 10B are stopped, and the upper part of the upper body and the lower part of the upper body can be positioned at desired positions regardless of the physique difference.

At this time, the relative distance between the motor fixing plate 32 and the upper unit 10 is detected by a sensor provided on the motor fixing plate 32, and the difference between the relative distance before the vertical drive and the relative distance after the vertical stop is determined. The lower unit 20 can be automatically moved up and down at a predetermined ratio. It is also possible to detect the sitting height from the relative distance of the upper unit 10 after stopping lifting (recalling the accumulated sitting height data stored in the ROM or the like), and automatically lower and lower the lower unit 20 to a position corresponding to the sitting height. it can.

The treatment element 16 of the upper unit 10
The relative position between a and the human shoulder may be used as a reference, or the relative position between the treatment element 19a or the treatment element 19a '(the treatment element 19a' can perform more precise alignment) and the human healthy bone. May be used as a reference, but which treatment element 16a or treatment element 19a (treatment element 19a ') is used as a reference is specified on the device side.

Each of the units 10 and 20 can massage the upper body of the human body while being displaced within a predetermined range.

In FIGS. 4 and 5, for the sake of convenience of explanation, the pressurization of the back of the human body and the pressurization of the waist of the human body are performed at the same time, but actually, they are performed separately at different timings.
Further, the massage is not limited to the above-described pressurizing method, but may be vibration or the like.

[0041]

As described above, in the chair type massage apparatus according to the first aspect, the chair body having the seat portion and the backrest portion, and the upper body of the human body provided in the backrest portion are provided. An upper unit having an upper treatment element for massaging, a lower unit provided below the upper unit in the backrest portion and having a lower treatment element for massaging the upper body of the human body, the upper unit and the lower part By providing a drive unit that independently displaces the unit in the vertical direction of the human body, when performing massage of different parts in the vertical direction of the upper body of the human body, it is possible to align with the desired part regardless of the physique difference it can.

[0042] In the chair-type massage apparatus according to claim 2, the driving unit includes one driving means for independently driving the upper unit and the lower unit in the vertical direction of a human body, and By providing the switching unit for switching the driving force between the upper unit and the lower unit, one expensive driving unit can be shared.

According to a third aspect of the present invention, in the chair-type massage apparatus, the drive unit includes a control unit that determines a displacement amount of the upper unit or the lower unit in accordance with a displacement amount of the other unit. Thereby, automation can be performed without performing the other displacement operation.

[0044] In the chair-type massage apparatus according to claim 4, the control means determines the displacement of the lower unit in accordance with the displacement of one of the upper units, and controls the upper treatment element. Strict positioning is possible by using the amount of displacement when positioning from the current position to the shoulder or healthy bone of the human body as a reference.

In the chair-type massage apparatus according to the fifth aspect, each of the units massages the upper body of the human body while being displaced within a predetermined range, thereby providing a more versatile massage apparatus.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a main part of a chair-type massage device according to an embodiment of the present invention.

FIG. 2 is a perspective view of a modification of the main part.

FIG. 3 is a sectional view of the lower unit before pressurization.

FIG. 4 is a cross-sectional view of the lower unit in a state in which the lower unit is pressed against the back and immediately before the lower unit is pressed.

FIG. 5 is a sectional view of the lower unit in a back-pressed state and a waist-pressed state.

FIG. 6 is a perspective view of the chair-type massage device with a main part cut away.

FIG. 7 is an external perspective view of the intentional massage device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Chair main body 2 ... Seat part 3 ... Backrest part 10 ... Upper unit 16a ... Treatment element 19a ... Treatment element 20 ... Lower unit 23a ... Treatment element 29b ... Treatment element 30 ... Drive unit

Claims (5)

[Claims] A chair body having a seat portion and a backrest portion;
An upper unit having an upper treatment element provided in the backrest portion for massaging the upper body of the human body, and a lower treatment element provided below the upper unit in the backrest portion for massaging the upper body of the human body. A chair-type massage device, comprising: a lower unit having the same; and a drive unit for independently displacing the upper unit and the lower unit in the vertical direction of a human body. 2. The driving unit comprises: a driving unit for independently driving the upper unit and the lower unit in a vertical direction of a human body; and a driving force of the driving unit for the upper unit and the lower unit. The chair-type massage apparatus according to claim 1, further comprising a switching unit that switches between the two. 3. The drive unit according to claim 1, wherein the drive unit includes a control unit that determines a displacement amount of the upper unit or the lower unit in accordance with a displacement amount of the other unit. Chair type massage device. 4. The control means determines a displacement amount of the lower unit in accordance with a displacement amount of one of the upper units, and positions the upper treatment element from a current position to a shoulder or a healthy bone of a human body. The chair-type massage device according to claim 3, wherein a displacement amount at the time of performing is used as a reference. 5. The chair-type massage apparatus according to claim 3, wherein each of the units massages the upper body of the human body while being displaced within a predetermined range.