JP2013075113A - Massage device and cushion incorporating the massage device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a massage device 1 that corresponds to the shape of a body surface of a user and is able to give a wide range of massage and obtain various squeezing and rubbing effects.SOLUTION: The massage device comprises: a second rotary shaft 12 stood by hanging it on a rotating base 4 from the internal lower face of a housing 2 and configured to transmit the movement of a motor 3 as rotational movement; a guide groove 2a configured to guide the second rotary shaft 12 such that the second rotary shaft 12 is able to slidably move while the lower end of this shaft 12 is kept fitted in the internal lower face of the housing 2; and a guide hole 2b made open in the upper face of the housing 2 so as to correspond to the guide groove 2a, and configured to guide the second rotary shaft 12 such that the upper part of the second rotary shaft 12 is inserted therein and the shaft slidably moves. One end of a plate spring 14 bent in a V shape is connected to the second rotary shaft 12 and the other end is fixed within the housing 2.

Description

The present invention relates to a massage device that can correspond to the shape of the body surface of a user, can be massaged over a wide range, and can provide various massage and relaxation effects, and a cushion incorporating the massage device.

  2. Description of the Related Art Conventionally, an electric massager has been provided in which a pair of left and right massaging balls each having a pair of large and small massaging balls are provided on the upper surface, and the massaging balls massage the user's body surface by rotating respectively. Patent Document 1).

  Also disclosed is a massage machine in which a pair of left and right fir balls provided with vibration means are mounted eccentrically in each housing via crank pins, spring linkages and fir ball rotation prevention means, respectively. (Patent Document 2).

Utility Model Registration No. 3092537 Japanese Patent Application Laid-Open No. 5-184439

  However, in the technique described in Patent Document 1, the kneading balls only rotate on the mass lumps, and the range that can be massaged is limited to the range of the mass lumps that rotate unless the body or the electric massaging device is moved. There was no problem. Further, since the kneading balls are fixed, the kneading balls cannot be moved along the shape of the user's body surface simply by rotating.

  Similarly, the technique described in Patent Document 2 has a problem that the range that can be massaged is limited to the range in which the rotating body rotates, and is therefore not wide. On the other hand, although the kneading balls can be swung by the spring linkage connected to the kneading balls, the effect is insufficient because the kneading balls are swung.

  Therefore, the present invention provides a massage device that can be massaged over a wide range and can provide various massage and cushions incorporating the massage device, corresponding to the shape of the body surface of the user. And

  In order to solve the above-described problems, the present invention is configured as follows. That is, the massage device according to the first aspect of the present invention includes a housing, a driving unit stored in the housing, a rotating table that rotates on the outside of the housing by the driving unit, and a surface of the rotating table. A massaging device attached to the rotating table, and a rotating shaft that is erected from the inner and lower surfaces of the housing on the rotating base and transmits the motion of the driving means as a rotational motion; A guide groove that guides the lower shaft of the rotating shaft into a lower surface so that the rotating shaft can slide, and an upper surface of the housing that corresponds to the guide groove and that passes through the upper portion of the rotating shaft. A guide hole is provided for guiding the rotary shaft so that the rotary shaft can move. It is characterized in that only composed.

  Further, in the massage device according to claim 2, the return means includes a leaf spring which is a fulcrum shaft which is erected in the vicinity of the rotation shaft on the inner lower surface of the housing, and which is bent into a V shape with the fulcrum shaft as a vertex. In addition to engaging with the shaft, one end of the leaf spring is fixed to the sliding rotating shaft, and the other end is fixed in the housing.

  The massage apparatus according to claim 3 is characterized in that the rotary base is provided at a pair of left and right portions on the upper surface of the housing.

  The massage device according to claim 4 is characterized in that the kneading balls are mounted on a turntable via swingable means such as a coil spring, a bar-like rubber, and a bellows body.

  Furthermore, the cushion according to claim 5 is characterized in that the massage device according to any one of claims 1 to 4 is incorporated.

  According to the massage machine according to claim 1 and the massage device according to claim 3 according to the present invention, the rotary base is formed so as to be slidable on the guide groove, so that the turntable can be adapted to the surface shape of the body. Since it can move smoothly, massage can be performed over a wider range according to the shape of the body surface, and the pressing force in the return direction tries to return the rotating shaft to the original position by the return means. Since it is added, you can get a more diverse massage effect.

  In addition, according to the massage device of the second aspect, since the leaf spring is engaged with the fulcrum shaft, the sliding movement of the rotating shaft and the rotating table becomes smoother, and the kneading and unwinding effect can be obtained more stably. Can do.

  Moreover, according to the massage apparatus of Claim 3, the rotation base which attached the kneading ball was provided in the right-and-left pair of the housing upper surface, The kneading effect of the invention which concerns on the said claim with respect to a user's body axis For example, a more effective massage can be performed by loosening the skin by pressing inward or outward with respect to the body axis from the left and right.

  Further, according to the massage device of the fourth aspect, the kneading balls are formed so as to be swingable up and down, front and rear, left and right, so that not only the effect of the invention according to the above claims but also the surface of the user's body. When in contact, massage can be performed along the shape of the body surface.

  Furthermore, according to the cushion of Claim 5, since the said massage apparatus was incorporated, the beauty | look as an interior is good and carrying around becomes easy.

It is an external appearance perspective view which shows the massage apparatus which concerns on this invention. It is a top view which shows the said massage apparatus. It is a top view which shows the internal structure of the said massage apparatus. It is sectional drawing which shows the said massage apparatus. It is a perspective view which shows the cushion which incorporated the said massage apparatus.

  Hereinafter, the present invention will be specifically described with reference to the drawings. First, FIG. 1 is an external perspective view showing a massage apparatus 1 according to the present invention, and FIG. 2 is a plan view thereof. As shown in FIGS. 1 and 2, the massage device 1 includes a motor 3 as a driving unit in a housing 2, and the motor 3 is configured to rotate a pair of left and right turntables 4. On the upper surface of each turntable 4, a large hemispherical ball 6 and a small kneading ball 7 face each other with a center at an eccentric position of each turntable 4 via a coil spring 5 as a swingable means. It is attached to the position to be. The swingable means is not limited to the coil spring 5 and may be a rod-shaped rubber body or bellows body. Moreover, even if only one of the large kneading balls 6 or the small kneading balls 7 is attached to the upper surface of the turntable 4, it is possible to obtain a kneading effect. Since the large kneading balls 6 and the small kneading balls 7 are attached via the coil spring 5, the large kneading balls 6 and the small kneading balls 7 are formed so as to be swingable up and down, back and forth, and left and right. When in contact with the surface, massage can be performed along the shape of the user's body surface. Reference numeral 8 denotes a protrusion 8 provided on the surface of the large kneading ball 6, which will be described later with reference to FIG.

  FIG. 3 is a plan view showing the internal structure of the massage apparatus 1 from the same viewpoint as FIG. The motor 3 disposed in the central portion of the housing 2 is constituted by an electric biaxial motor, and a screw groove is formed at the tip of both shafts protruding left and right to form a worm gear 9. . In the vicinity of the left and right worm gears 9, a two-stage gear 11 is pivotally supported on a first rotating shaft 10 protruding from the inner bottom surface of the housing 2. The two-stage gear 11 is formed with a helical gear 11a having a large upper diameter and a small gear 11b (indicated by a broken line in the figure) having a small lower diameter, and the helical gear 11a is connected to the worm gear 9. Meshing. On the other hand, a spur gear 13 supported by a second rotary shaft 12 projecting in the vicinity of the first rotary shaft 10 is engaged with the small gear 11 b at the lower stage of the two-stage gear 11. And the turntable 4 demonstrated in the front | former stage is mounted and fixed to the upper end of the said 2nd rotating shaft 12, and the rotational motion by the drive of the motor 3 of both shafts is carried out by a pair of right and left by the said internal structure. It is transmitted to the turntable 4.

  In such a configuration in the housing 2, an arcuate guide groove 2 a in which the lower end of the second rotary shaft 12 can be fitted at a position where the lower end of the second rotary shaft 12 contacts the inner bottom surface of the housing 2. (Shown by a broken line) is formed so that the lower end of the second rotating shaft 12 fitted in the guide groove 2a can guide the slide movement in the guide groove 2a.

  Next, return means for returning the slidably moved second rotating shaft 12 to the original position will be described. In the housing 2 in FIG. 3, a leaf spring 14 bent in a V shape is engaged with the first rotation shaft 10 at the top of the V shape of the leaf spring 14, and one end is a second rotation shaft. The other end is fixed to a fixed shaft 15 provided downward from the upper surface in the housing 2. That is, the first rotary shaft 10 serves as a fulcrum, and the second rotary shaft 12 is pushed outward to slide in the guide groove 2a, and then returned to the original position by the elastic force of the leaf spring 14. Has been. Since one end of the leaf spring 14 fixed to the second rotating shaft 12 draws an arc around the first rotating shaft 10 as a fulcrum shaft, the second rotating shaft 12 slides smoothly in the guide groove 2a. Can do. Thereby, the large kneading balls 6 and the small kneading balls 7 on the turntable 4 are also pressed outward by the body surface of the user that comes into contact with each other, and also have an effect of unwinding inward that is the return direction. Can do.

  The return means is not limited to the means using the leaf spring 14, and the second rotary shaft 12 and the fixed shaft 15 are connected using a stretchable material such as a coil spring, a rubber body, or a bellows body. May be. In this case, the position where the fixed shaft 15 is disposed in the housing 2 is adjusted according to various return means. For example, when a rubber body is used as the return means, a fixed shaft 15 is provided on the inner side of the second rotating shaft 12 and connected by the rubber body, so that the second rotating shaft 12 slid outward is moved inward. It is possible to obtain the effect of loosening the inside. In addition, any configuration of return means may be used as long as the second rotating shaft 12 can be returned to the original position, such as by using the attractive force or repulsive force of the magnet / magnetic material.

  In this embodiment, the distance between the pair of left and right second rotating shafts 12 is 126.0 mm, with both the pair of left and right second rotating shafts 12 inside, respectively, In a state where both of the two rotary shafts 12 have been slid to the maximum extent, the interval is 150.0 mm. That is, the maximum movable amount by the sliding movement of the pair of left and right second rotating shafts 12 is 24.0 mm, and the movable amount by which the pair of left and right second rotating shafts 12 can slide is 12.0 mm. Note that the maximum movable amount of the pair of left and right second rotating shafts 12 is not limited to 24.0 mm, and may be changed appropriately according to the size of the massage device 1 itself and the physique of the user of the massage device 1. May be.

  The configuration in the vicinity of the second rotating shaft 12 in the housing 2 will be described in detail with reference to FIG. 4 is a cross-sectional view taken along line AA shown in FIG. As described above, the lower end of the second rotating shaft 12 is disposed in a state of being fitted into the guide groove 2 a formed on the inner bottom surface of the housing 2, while the guide groove 2 a is formed on the upper surface of the housing 2. Accordingly, a guide hole 2b is formed so as to open, and an upper part of the second rotary shaft 12 is inserted to protrude outward from the upper surface of the housing 2. An upper washer 16 and a lower washer 17 are inserted through the second rotary shaft 12 on the inner surface of the housing 2 where the guide hole 2b and the guide groove 2a are formed. The second rotating shaft 12 is configured to slide smoothly in accordance with the guide groove 2a and the guide hole 2b so that the lower washer 17 is in contact with and slides in the housing 2.

  As shown in FIG. 4, the lower end of the coil spring 5 that connects the large kneading balls 6 to the turntable 4 is attached via a washer 18 and a bearing 19. If comprised in this way, the large massaging ball 6 will turn freely on the upper surface of the turntable 4, and when it touches a body surface, it will contact more efficiently along an affected part, and an effective massaging effect will be obtained. be able to.

  On the other hand, the small kneading balls 7 are connected to the turntable 4 by engaging the coil spring 5 with a protrusion protruding from the upper surface of the turntable 4 and attaching it to the upper end of the coil spring 5. The small kneading balls 7 may also be connected to the turntable 4 through a washer 18 and a bearing 19 as in the case of the large kneading balls 6. You may attach by making the coil spring 5 engage with the protrusion on the turntable 4 like the small kneading ball 7.

  According to the massage device 1 configured as described above, as the turntable 4 pivotally supported on the second rotary shaft 12 by the motor 3 rotates, the large kneading balls 6 and the small kneading balls 7 are on the turntable. And the large kneading balls 6 and the small kneading balls 7 can be slid in conjunction with the second rotation shaft 12 according to the surface shape of the body, and according to the surface shape of the body, and The massage can be performed in a wider range, and the large massaging balls 6 and the small massaging balls 7 pressed outwardly rub the body surface of the user inward by the elastic force of the leaf spring 14 and the coil spring 5. Furthermore, since the large kneading balls 6 and the small kneading balls 7 are configured to be swingable by the coil spring 5, more various kneading and unwinding effects can be obtained.

  Further, since the turntable 4 is provided at a pair of left and right sides on the upper surface of the housing 2, the effect of loosening the massage can be obtained symmetrically with respect to the user's body axis. A more effective massage can be performed by loosening and pressing inward or outward.

  Moreover, as shown in FIG. 4, a mountain-shaped protrusion 8 is formed on the surface of the large kneading ball 6. Thereby, when the protrusion 8 touches the user's body surface, the large kneading ball 6 mounted on the turntable 4 is not only rotated, but also escapes to the outside according to the body surface. Since an inward pressing force is also applied by the elastic force of the leaf spring 14 which is an elastic body, it is possible to exhibit more various squeezing effects.

  Further, by rotating the motor 3 in the reverse direction, the turntable 4 rotates in the opposite direction to the above embodiment, so that the manner in which the large kneading balls 6 and the small kneading balls 7 come into contact with the user's body surface is also changed. A person can receive a massage of a massage that is different from the above embodiment.

  FIG. 5 is a view showing a cushion 20 incorporating the massage device 1 according to the present invention. The normal cushion 20 is configured by wrapping a cover around a predetermined cushion material. Although not specifically illustrated, the cushion 20 is provided with a depressed portion capable of fitting the massage device 1 to the cushion material. After the massaging ball 6 and the small massaging ball 7 are protruded from the surface of the cushion material, the massage device 1 is fitted into the depressed portion, and then the cover is wrapped around the cushion material to wrap the massage device 1 into the cushion 20. Built in.

  Further, a switch 21 for switching ON / OFF of the massage device 1 is provided on the outer surface of the cushion 20, and the switch 21 is connected to the massage device 1 in the cushion 20 via a cord 22. Although not shown, the massage device 1 receives power supply from a household outlet or the like via a power cord, converts it to a DC power source, and operates the motor 3.

  Thus, when the user leans against the cushion 20 incorporating the massage device 1, the large kneading balls 6 and the small kneading balls 7 on the turntable 4 are moved outward by the elastic force of the leaf spring 14. Therefore, there is no excessive irritation caused by the kneading balls, and moderate kneading can be performed on the body surface. Further, since it is built in the cushion 20, it has a good appearance as an interior. If the cover is changed, the cushion 20 can be massaged with various designs and can be easily carried.

  In the above-described embodiment, the pair of left and right turntables 4 are provided on the motors 3 of both axes. However, the motor 3 may be configured as a single shaft and configured as the massage apparatus 1 having only one of the left and right turntables. Well, since it can be formed more compactly, it is easy to carry and can also be used as a hand massage device, and the effects described above can be obtained.

  In the said Example, although the massage apparatus 1 was incorporated in the cushion 20, you may incorporate in the sofa etc. besides the said cushion 20. FIG.

DESCRIPTION OF SYMBOLS 1 Massage apparatus 2 Housing 2a Guide groove 2b Guide hole 3 Motor 4 Turntable 5 Coil spring 6 Large kneading ball 7 Small kneading ball 8 Projection part 9 Worm gear 10 First rotating shaft 11 Two-stage gear 11a Helical gear 11b Small gear 12 Second rotating shaft 13 Spur gear 14 Leaf spring 15 Fixed shaft 16 Upper washer 17 Lower washer 18 Washer 19 Bearing 20 Cushion 21 Switch 22 Code

Claims (5)

A massage device comprising a housing, a driving means stored in the housing, a turntable that is rotated outside the housing by the drive means, and a kneading ball attached to the surface of the turntable,
A rotating shaft that is erected from the inner and lower surfaces of the housing on the rotating table and transmits the movement of the driving means as a rotating motion, and a lower end of the rotating shaft is fitted into the inner and lower surfaces of the housing so that the rotating shaft is A guide groove that is guided so as to be slidable, and a guide hole that is opened on an upper surface of the housing corresponding to the guide groove, and is guided through the upper part of the rotation shaft so that the rotation shaft can slide. A massaging apparatus comprising: a rotating means provided on the rotating shaft for returning the sliding rotating shaft to an original position. The return means has a fulcrum shaft erected in the vicinity of the rotation shaft on the inner lower surface of the housing, engages a leaf spring bent in a V shape with the fulcrum shaft as a vertex, and one end of the leaf spring The massaging device according to claim 1, wherein the massage device is fixed to the rotating shaft that slides and the other end is fixed in the housing. The massage apparatus according to claim 1, wherein the turntable is provided at a pair of left and right locations on the upper surface of the housing. The massage according to any one of claims 1 to 3, wherein the kneading balls are mounted on a turntable via swingable means such as a coil spring, a bar-like rubber, and a bellows body. apparatus. The cushion which incorporated the massage apparatus in any one of the said Claim 1 thru | or 4.

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