JPH05115519A - Massager - Google Patents

Abstract

PURPOSE:To provide a massage machine which automatically adjusts the massage force by the dead weight of a user and carries out massage by a constant force without varying the projection quantity of massage balls. CONSTITUTION:A massage device 9 is accommodated in a shoulder support 2 and a pressure sensor 8 is installed at the root of a massage ball 7. The sensor 8 detects the load applied on the shoulder support and the tilt angle of the shoulder support 2 is automatically adjusted so that the detected pressure accords with a previously set standard value.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a massage machine equipped with a backrest massager for a chair.

[0002]

2. Description of the Related Art In a chair-type massage machine equipped with a conventional massager for a backrest of a chair, the backrest is reclined and the ottoman is taken out electrically, and the backrest is reclined by operating an operation switch. It was possible to take out the ottoman.

A speaker is built in the chair so that music can be heard, and a transducer is built in, so that the vibrator can be used as a body sonic. There is.

[0004]

However, even with the above-mentioned multi-function massage machine, when the user feels that the kneading force is weak or strong, the user must adjust the protrusion amount of the kneading balls of the kneading massage device. I was doing a massage that suits my body. Therefore, there is a problem that the operation is troublesome.

The present invention has been made in view of the above-mentioned problems, and its purpose is to automatically adjust the pressure applied to the backrest to a constant value according to the weight of the user, and to project the massage balls of the massage apparatus. It is to provide a massage machine that can massage with constant power without changing the amount.

[0006]

In order to achieve the above object, the present invention provides a pressure sensor for detecting the pressure applied to the backrest in a massage machine equipped with a massage device for the backrest of a chair. And a means for changing the inclination angle of the backrest so that the bending force of the rice massager device becomes constant according to the detected pressure.

[0007]

According to the structure of the present invention, the pressure sensor detects the force applied to the backrest, and the inclination angle of the backrest is automatically changed according to the detected pressure so that a constant pressure is applied to the backrest. Therefore, it is possible to massage with a constant force without changing the protruding amount of the massage balls of the massage device.

[0008]

EXAMPLES The present invention will be described below with reference to examples. Figure 1,
FIG. 2 shows a chair-type massage machine in which a fir-massage device is installed on the back of a chair. The chair 1 includes a backrest 2, a seat 3, an armrest 4, an upright ottoman 5 and a pipe frame 6, and a backrest 2. A pressure sensor 8 is installed at the base of the fir bead 7 of the fir massage device 9 installed inside.
Is attached. The backrest 2 has a tip end of a feed screw 30 which is driven by rotation of a motor M _{1 and} is rotatably supported at a lower end thereof. The angle can be changed. That is, the motor M ₁ and the feed screw 3
0 constitutes a reclining device.

FIG. 3 shows the circuits of the control unit A and the operation unit B of this embodiment. The output of the pressure sensor 8 is input to the main control circuit 10, and the main control circuit 10 sets a predetermined reference pressure. When the output of the pressure sensor 8 does not match the reference value as compared with the corresponding reference value, the motor M _{1 of the} reclining device is rotated in the forward or reverse direction via the motor drive circuit 11 so that they match. Adjust the tilt angle of the backrest 2. In other words, the kneading force felt by the user X is determined by the weight (load) of the user X applied to the kneading balls 7,
Even if the weight (load) of the user X changes, the force applied to the chaff balls 7 is made constant even if the inclination angle of the backrest 2 is changed according to this change, and the chaffing force of the chaff balls 7 felt by the user is always constant. To automatically adjust. Whether or not this automatic adjustment is performed can be performed by selecting the ON / OFF switch (not shown) of the operation switch unit 13 provided in the operation unit B. The operation unit B is connected to the control unit A inside the chair 1 by a wire, and is housed in the pocket 4 a on the side surface of the armrest 4.

The control section A in FIG. 3 can perform the following control in addition to the above-described control for making the kneading force of the kneading balls 7 constant. That is, the operation switch SW of the operation switch section 13 of the operation unit B and the operation switch SW for selecting the treatment position of the rice balls 7
_In response to a signal from the sub-control circuit 12 for inputting the operation signals of _{1 to} SW ₄ , the main control circuit 10 of the control section A drives the motor M ₂ for driving the massage balls 7 of the massage device 9 through the motor drive circuit 11. In addition to the control, the transmission mechanism between the drive mechanism of the chaff ball 7 and the motor M ₂ is switched, and the solenoid SL for selecting the massage mode such as the chaffing operation and the finger pressure operation is controlled through the solenoid drive circuit 15.
The massage apparatus 9 is made to perform the massage of the signal content from the sub-control circuit 12.

The sub-control circuit 12 of the operation unit B controls an indicator lamp for displaying the operating state of the rice massage apparatus 9 through the indicator lamp lighting circuit 16 or causes the buzzer circuit 17 to emit an operation sound or the like from the buzzer. Take control. Further, the main control circuit 10 includes a positive pole 18a and a negative pole 18 of the electrode sensor 18 provided on the backrest 2.
When the detection signal is input through the signal detection circuit 19 due to the energization between b, that is, when a person sits naked and the energization is performed through the human body, the motor M is driven through the motor drive circuit 11.
₂ has a forced stop function for stopping the operation, and further has a function of receiving a signal from the load sensor 14 provided on the seat 2 and controlling so that the massage operation is not performed unless the load exceeds the predetermined load (user weight). ing. That is, the electrode sensor 1
Reference numeral 8 is for preventing the skin from being damaged when the bare skin is massaged, and the load sensor 14 is designed to prevent the operation when the child sits down and enhance the safety. The weight may be freely set so that it can be set to the weight of the child.

As shown in FIG. 4, the seat 3 can be vertically adjusted in height by a lift unit 23 equipped with a motor M ₃ , and the lift unit 23 has a seat plate 24.
And the pipe frame 6 of the chair 1. The lift unit 23 is operated by a height adjustment switch (not shown) provided in the operation switch unit 13, and the main control circuit 10 drives the motor M ₃ through the motor drive circuit 11 based on the operation signal of this switch. The height of the seat 3 is raised and lowered. With the lift unit 23, the chair 1 having the height of the seat 3 that matches the body shape of the user can be obtained, and a smooth standing and sitting can be performed.

Further, an air bag 25, which is inflated or compressed by the air filled or exhausted by the pump P ₁ , is built into the seat 3, so that the degree of cushion of the seat 3 can be adjusted by the user. ing. By using the airbag 25, even if an old person sits deeply in the chair, the back of the seat 3 is inflated by the airbag 25 and the rising is facilitated. This adjustment is also the operation switch unit 1
3 by a cushion adjustment switch (not shown) provided in the main control circuit 1 based on an operation signal of this switch.
0 drives the pump P ₁ in a controlled manner.

In addition to the above-mentioned switches for operation and adjustment, the operation switch section 13 is also provided with operation switches for stopping and operating the driving of the bean balls, and for accommodating the backrest 2 so that it does not project onto the surface of the backrest 2. Constant voltage circuit 20 in FIG.
Is for converting the commercial power supply AC connected through the power switch SW and the surge absorbing circuit 21 into a constant DC voltage and supplying DC power to each part. Further, the rectifier circuit 22 is connected through the surge absorbing circuit 21. It is a circuit that rectifies the input commercial power supply AC and supplies it as power to the solenoid SL via the solenoid drive circuit 15. Also motor M
The power sources for _{1 to} M ₃ and the pump P are obtained from the commercial power source AC through the surge absorbing circuit 21.

FIG. 6 shows another embodiment of the present invention.
In this embodiment, as shown in the drawing, a large number of air blowing holes 27 are provided in the entire chair, for example, a pump P ₂ provided under the seat 3.
Hot air and cold air are sent by (shown in phantom in FIG. 2). In addition, the armrest 4 is provided with a storage hole 29 into which a fragrance is put or a cartridge 28 soaked therein is inserted, and by replacing the cartridge 28, a desired scent is spread. In other words, by using this embodiment, it is possible to relax more with the comfortable temperature of the wind and the scent.

[0016]

According to the present invention, in a massage machine equipped with a backrest massage device for a chair, a pressure sensor for detecting the pressure applied to the backrest and a constant pressure applied to the backrest according to the pressure detected by the pressure sensor. Since it is equipped with a means for changing the inclination angle of the backrest, it is possible to adjust the inclination angle of the backrest automatically according to the force applied to the backrest so that a constant force can be applied to the backrest. There is an effect that the user can massage with a constant kneading force without adjusting the protruding amount of the kneading balls of the kneading massage device one by one.

[Brief description of drawings]

FIG. 1 is a schematic configuration diagram of an embodiment of the present invention.

FIG. 2 is a perspective view of an embodiment of the present invention.

FIG. 3 is a circuit block diagram of an embodiment of the present invention.

FIG. 4 is a side view showing a configuration of a lift unit portion according to an embodiment of the present invention.

FIG. 5 is a layout configuration diagram of a seat airbag according to an embodiment of the present invention.

FIG. 6 is a perspective view of another embodiment of the present invention.

[Explanation of symbols]

 2 Backrest 7 Rice ball 8 Pressure sensor 9 Rice massager

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Masamichi Miyaguchi 1048, Kadoma, Kadoma, Osaka Prefecture Matsushita Electric Works Co., Ltd. (72) Akihide Sugawa, 1048, Kadoma, Kadoma City, Osaka Matsushita Electric Works Co., Ltd. (72) Inventor Hironobu Sakaue, 1048 Kadoma, Kadoma City, Osaka Prefecture, Matsushita Electric Works Co., Ltd. (72) Masayuki Mitsui, 1048, Kadoma, Kadoma City, Osaka Prefecture, Matsushita Electric Works Co., Ltd. (72) Inventor, Makoto Fukuya Osaka Matsuda Electric Works Co., Ltd. 1048, Kadoma, Kadoma City, Japan (72) Inventor, Mikio Ito, 1048, Kadoma, Kadoma, Osaka Prefecture Kadoma City, Matsushita Electric Works, Ltd.

Claims (1)

[Claims] 1. A massage machine equipped with a backrest massage device for a chair, wherein a pressure sensor for detecting pressure applied to the backrest and a pressure applied to the backrest according to the pressure detected by the pressure sensor are constant. A massager comprising means for changing the inclination angle of the backrest.