JP3311366B2 - Chair type massage machine - Google Patents

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 machine, and more particularly, to a chair on which a person to be massaged sits, and a massage elevating unit provided on a backrest of the chair so as to be movable up and down. The present invention relates to a chair-type massage machine provided.

[0002]

2. Description of the Related Art Conventionally, as a chair-type massage machine of this type, as shown in FIG. 5, an elevating unit 52 for massage is provided in a backrest portion of a chair of a massage machine on which a massaged person (user) sits. There is known one provided to be vertically movable. Such a chair-type massage machine is provided with one screw shaft 51 extending substantially vertically inside the backrest portion, and two guide rails 54 that curve in front of the screw shaft 51 and extend vertically. . An elevating unit 52 for massage is provided movably up and down between the screw shaft 51 and the guide rail 54.

That is, the elevating unit 52 comprises a unit body 53 having a pair of treatment elements (fir balls) 55 and supporting arms 63 thereof, a nut-type bracket 57 which is screwed up and down with the screw shaft 51, 57
A movable frame 58 attached to the front surface of the unit and movable up and down together with the bracket 57, and a pair of upper and lower parallel links 59 and 59 having the same length and connecting the unit body 53 and the movable frame 58 are provided. The unit body 53 is
Rotating plate 6 rotatably mounted on each side
And a pair of nipping rollers 61, 61 rotatably attached to the outside of each rotating plate 60 and nipping the guide rail 54.
And

In such a chair-type massage machine,
The screw shaft 51 is rotated forward and reverse by a motor for lifting and lowering in a base frame 62 arranged below the backrest. Then, the unit main body 53 is connected to the guide rail 5 via the bracket 57, the movable frame 58 and the parallel link 59.
Ascend or descend along 4. And massage is performed when the treatment element 55 hits a massage site.

[0005]

However, such a chair type massage machine has the following problems. That is, the unit body 53 of the lifting unit 52 is
The unit is moved up or down while changing the distance between the unit body 53 and the movable frame 58 by a pair of upper and lower parallel links 59 having the same length. In other words, the unit body 5
3 moves up and down along the guide rail 54 without being inclined, while keeping the state shown in FIG.

On the shoulder which is a part of the massage site, there are stiff shoulder points 56, 56 called "Kensei" in Chinese medicine at positions as shown in FIGS. . In the chair type massage machine as described above, since the unit body 53 is guided and moved by the guide rail 54 without tilting, when trying to massage the shoulder wells 56, the upper part of the guide rail 54 is moved forward. Or the arm 63 of the treatment element 55 must be lengthened, and the thickness of the backrest portion increases,
There was a problem that the massage machine became large. If the thickness of the backrest portion is reduced or the arm 63 of the treatment element 55 is shortened, there is a problem that the massage of the shoulder wells 56 cannot be performed.

The present invention has been made in view of the above circumstances, and easily massages a shoulder well, which is a stiff acupoint, without increasing the thickness of the backrest portion or increasing the size of the massager. It is an object of the present invention to provide a chair-type massage machine that can perform a massage.

[0008]

SUMMARY OF THE INVENTION The present invention provides a chair on which a person to be massaged sits, and a chair which is disposed in a backrest portion of the chair at a predetermined interval in the width direction thereof in parallel with each other, and has a curved shape. Two massage rails extending vertically up and down, and a massage elevating unit that is vertically movably attached to these guide rails, has a pair of treatment elements and a support arm thereof, and is guided by the guide rails to move up and down. The lifting unit and the lifting unit supporting means
Having a linearly moving moving body connected via
Lifting means, wherein the lifting unit supporting means includes a lifting unit.
The knit can be moved back and forth with respect to the moving body and back and forth
A chair-type massage machine movably supported .

That is, the chair type massage machine of the present invention comprises a lifting means having a moving body that moves linearly and a lifting unit.
A specific elevating unit supporting means is provided between the knits, and the elevating unit supporting means guides the elevating unit by the guide rails at the time of elevating and moves the moving body back and forth and pivots back and forth. I do. Then, an attempt is made to make the treatment element of the elevating unit hit the "shoulder" which is a point of stiff shoulder.

Here, the lifting means moves linearly.
As long as it has a that mobile, for example, in a conventional chair-type massage machine described above, the screw shaft linearly
In this case, a combination of a nut-type bracket serving as a moving body and a lifting motor, or a combination of an endless belt or an endless chain attached to a lifting unit and a lifting motor is used.

As the lifting unit supporting means, for example,
As in the following embodiment, a long hole provided on each side wall of the lifting unit and extending substantially horizontally forward and backward, and a nut-type bracket attached to two screw shafts extending substantially vertically on both sides of the lifting unit, respectively. A combination of a horizontal shaft projecting toward the long hole side of the elevating unit and being fitted in each of the long holes so as to be movable in the front-rear direction is used. Other examples of the lifting unit support means include a horizontal shaft provided on each side wall of the lifting unit in an outwardly protruding shape, and a bracket substantially similar to the above, which is provided at a position on the lifting unit side of the bracket similar to the above. For example, a combination of a horizontally extending elongated hole in which the horizontal axis of the elevating unit is fitted so as to be able to move back and forth is used.

The elevating unit is supported by the elevating unit supporting means, and is capable of moving back and forth and rotating back and forth with respect to the moving body that moves linearly . That is, when ascending and descending by being guided by the guide rail curved in a predetermined shape, the elevating unit moves back and forth and rotates back and forth according to the curved state of the guide rail. Therefore, if the guide rail is curved forward at a portion corresponding to the neck of the massaged person, the elevating unit moves forward and tilts forward at that portion. Then, the treatment element of the elevating unit comes into contact with the shoulder well, which is a point of stiff shoulder.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. The present invention is not limited by this.

FIG. 1 is an explanatory view of the configuration of the inside of a chair type massage machine A viewed from the back. In FIG. 1, the rotation of a motor 1 located at the lowermost position inside a backrest of a chair in a chair type massage machine A is controlled by pulleys 2.2 and belts 3.3.
And two screw shafts 7.7 vertical via pulleys 4.4
Is transmitted to The screw shafts 7, 7 are arranged parallel to each other at predetermined intervals in the width direction in the backrest portion of the chair.

Reference numeral 5 denotes a massage elevating unit, which includes a rectangular parallelepiped unit main body 10 that is long in the horizontal direction, a pair of treatment elements 15, and a treatment element supporting arm 6. The lifting unit 5 and the screw shaft 7.7 are connected to the screw shaft 7.7
Are connected to each other by nut-type brackets 8.8 which are moving bodies that move up and down linearly in a threaded manner .

Reference numerals 14 and 14 denote two guide rails having a cross section disposed in the backrest of the chair. As shown in FIG. 2, these guide rails 14
Slightly forward of 7, it is provided in a curved shape substantially along the spine of the person to be massaged. The elevating unit 5 is provided with guide rails 14. 1 by two upper and lower guide rollers 13 a and 13 b provided on both side walls of the unit body 10.
4 is attached. The elevating unit 5 moves up and down along the guide rails 14 by forward and reverse rotation of the screw shafts 7.

In FIG. 2, reference numerals 16 and 16 denote shoulder wells, which are acupoints for stiff shoulders.
It is a massage site that the treatment elements 15 hit when positioned at the upper end of 14.

The lifting unit supporting means in this chair type massage machine A will now be described with reference to FIGS. 1, 3 and 4.
This will be described with reference to FIG. That is, the lifting unit supporting means is constituted by the bearing plates 11 and the horizontal shafts 9. The bearing plates 11 are respectively attached to both side walls of the unit main body 10, and include a base 11a and an elliptical cylindrical bearing 11b. The horizontal shaft 9.9 is moved from a bracket 8.8 attached to each of the two screw shafts 7.7 to a plate 1 of the lifting unit 5.
Each of the long holes 12 protruding toward the side of 1.1 and extending in the front and rear of the bearing portion 11b of the plate 11 and 11 is fitted so as to be movable back and forth.

The elevating unit 5 is supported by the elevating unit supporting means including the bearing plates 11 and the horizontal shafts 9 so that the bracket 8 is screwed to the screw shaft 7.
-It is possible to move forward and backward and rotate forward and backward with respect to 8 . That is, when the elevating unit 5 moves up and down while being guided by the guide rails 14 curved in a predetermined shape, it moves back and forth according to the curved state of the guide rails 14 and rotates the horizontal shaft 9.9. It rotates back and forth as a moving axis. Therefore, since the guide rails 14 are curved forward at a portion corresponding to the neck of the massaged person, the lifting unit 5 moves forward and tilts forward at that portion. Then, the treatment element 1 of the lifting unit 5
5 and 15 hit the shoulder wells 16 and 16 which are the points of stiff shoulder (FIGS. 2 and 3).

In FIG. 4, the treatment element 15 and the arm 6 assume a position indicated by a solid line when the pressing force on the massage site is stronger, and assume a position indicated by a broken line when the pressing force is weaker.

In the chair type massage machine A, the lifting unit 5 is moved by the lifting unit supporting means as described above.
Moves forward at the portion corresponding to the neck of the massaged person and tilts forward. Then, the treatment elements 15 of the elevating unit 5 hit the shoulder wells 16 which are acupoints for stiff shoulders. Therefore, the shoulder wells 16 can be easily massaged without increasing the thickness of the backrest portion of the chair of the massage machine A or increasing the size of the massage machine A.

[0022]

According to the present invention chair-type massage machine of the present invention, the lifting
A lifting unit for a moving body that moves linearly
Because it is possible to move back and forth and rotate back and forth, it is easy to massage the shoulder well, which is a stiff shoulder, without increasing the thickness of the back part of the chair in the massage machine or making the massage machine large. be able to. In addition, a mechanism for linearly moving the moving body may be provided as the elevating means, so that a simple and stable movement can be obtained structurally.

[Brief description of the drawings]

FIG. 1 is a schematic configuration explanatory view of the inside of a chair-type massage machine according to an embodiment of the present invention as viewed from the back.

FIG. 2 is a schematic configuration explanatory view of the inside of the chair-type massage machine of FIG. 1 viewed from the side.

FIG. 3 shows the interior of the chair type massage machine of FIG.
FIG. 3 is a schematic configuration explanatory diagram viewed from the side along the line I-III.

FIG. 4 is an explanatory view of a main part configuration showing a relationship between an elevating unit and an elevating unit supporting means constituting the chair-type massage machine of FIG. 1;

FIG. 5 is a schematic structural explanatory view of the inside of a conventional chair-type massage machine viewed from the side.

FIG. 6 is an explanatory view illustrating a positional relationship between a treatment element and a stiff acupoint that constitute a conventional chair-type massage machine.

[Explanation of symbols]

 Reference Signs List 5 lifting unit 6 arm for supporting treatment element 7 screw shaft 8 nut type bracket 9 horizontal axis 10 unit body 11 bearing plate 12 long hole 14 guide rail 15 treatment element 16 shoulder

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) A61H ^7/ 00-15/02

Claims (1)

(57) [Claims] 1. A chair on which a person to be massaged sits down, and two guide rails which are arranged in the backrest portion of the chair at predetermined intervals in the width direction thereof in parallel with each other and extend vertically in a curved shape, A massage elevating unit that is vertically movably mounted on these guide rails, has a pair of treatment elements and a support arm thereof, and is guided by the guide rails to move up and down;
A moving body that moves linearly and is connected via
Lifting means, wherein the lifting unit support means,
The lifting unit can be moved back and forth with respect to the moving body, and
A chair-type massage machine supported so that it can rotate back and forth .