JPH08308895A - Air massage machine - Google Patents

Abstract

PURPOSE: To eliminate a supply-exhaust sound of air to bag bodies of an air massage machine. CONSTITUTION: An air massage machine is provided with plural bag bodies 10 which are arranged in a seat back part 3 (a body support part) and expand and contract by supply-exhaust of air, an air compressor 30 an air supply device) to supply air to these bag bodies 10 and an air hose 40 (an air supply- exhaust passage) to communicate/connect this air compressor 30 and the bag bodies 10 with/to each other, and performs a massage by expanding and contracting the bag bodies 10 by supplying and exhausting air to the bag bodies 10 through the air hose 40 from the air compressor 30. A sound eliminating tank 50 (a sound eliminating means) is arranged in the middle of the air hose 40, and a supply-exhaust sound at supply-exhaust time of air to the bag bodies is eliminated.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention supplies compressed air to a plurality of bags disposed on a body supporting portion from an air supply means such as a compressor, and expands and contracts the bags to perform massage. About the air massage machine to do.

[0002]

2. Description of the Related Art Conventionally, a plurality of bags, which are inflated and contracted by air supply and exhaust, are arranged in a portion supporting a body such as a backrest portion, a seat portion or a mat of a chair, and air is supplied from an air supply means such as a compressor. An air massager is widely known in which compressed air, that is, air is supplied to and exhausted from the bag body via a hose, and the bag body is expanded and contracted to perform massage.

However, in this type of air massager, a plurality of bags 103 or 103 are provided in the seat portion 101 and the backrest portion 102 of the chair body 100, as in the chair type air massager shown in FIGS. 4 and 5, for example. 107 is provided, and the connecting portions 103a are attached to the bags 103 to 107.
Or 107a (the connecting portions of the bags 103 and 104 are not shown in FIG. 5) are connected to each other, and the seat portion 101 is provided.
An air supply means 108 composed of a compressor is provided below the air supply means 108, and a distributor composed of a rotary valve 109 provided in the air supply means 108 and the connecting portions 103a to 107a are directly connected to the air hose 105 as shown in FIG.
b to 107b (the air hoses of the bags 103 and 104 are not shown) are connected, and the air is supplied and exhausted from the air supply means 108 via the air hoses 105b to 107b. And, while the air supply / exhaust sound is generated when the air is supplied / exhausted, the sound supply / exhaust is generated due to various causes. Above all, the sound generated when the air is supplied from the compressor and the sound Exhaust sound generated when high-pressure air flowing through the air hoses 105b to 107b is rapidly exhausted to the outside from an exhaust port (not shown) of the distributor 109 is passed through the air hoses 105b to 107b to produce the bag body 10.
It is considered that what is caused by being propagated within 5 to 107 is a major factor of the supply / exhaust noise.

Although not shown, a plurality of bags are provided in a futon or a mat, and air is supplied from the air supply means to the bags. In the air massager, the air supply means and the bags are similarly provided. Since and are configured to be directly connected by an air hose, air supply / exhaust noise is similarly generated.

[0005]

As described above, in the conventional air massager, the air supply means and the bag body are directly connected by the air hose, and the air is supplied and exhausted from the air supply means through the air hose. With this configuration, when air is supplied to and exhausted from the bag during massage, the sound of air supply and exhaust generated from the exhaust ports of the compressor and distributor is propagated through the air hose into the bag, and the sound of supply and exhaust is generated. It is a discomfort to the user, and the air supply / exhaust sound propagated through the air hose connected to the neck / shoulder bag that massages the neck / shoulder gives a particular discomfort. There was a problem.

[0006]

SUMMARY OF THE INVENTION The present invention is to solve the above-mentioned problems of the prior art. A plurality of bags arranged on a body supporting member and inflated and deflated by air supply / exhaust, and air is supplied to the bags. An air supply device, and an air supply / exhaust path connecting the air supply device and the bag body in communication with each other, and supplying / exhausting air to / from the bag body from the air supply device through the air supply / exhaust path An air massager that expands and contracts and massages is provided with a sound deadening means in the air supply / exhaust path of the air supply / exhaust path.

[0007]

With the above-described structure, the muffler provided in the air supply / exhaust passage propagates to the bag through the air supply / exhaust passage when the air is supplied / exhausted to / from the bag. It is possible to muffle the air supply noise and the air supply noise such as the exhaust noise generated from the distributor.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment in which the present invention is applied to a chair type air massager will be described with reference to FIGS. In the figure, reference numeral 1 denotes a chair body, and the chair body 1 is a seat portion 2 as a body supporting portion which is provided substantially horizontally,
The backrest portion 3 as a body support portion, which is provided at a predetermined angle with respect to the seat portion 2 provided on the rear side of the seat portion 2, and is provided on both sides of the seat portion 2 It is composed of an armrest part 4. Also, the seat 2
A leg rest 5 having a U-shaped leg rest 5a which is located in front of and is opened upward is provided.

The seat 2 is provided with a bag 6 for the thighs and a bag 7 for the buttocks, which are airtight and made of a soft material, which expands and contracts as compressed air, that is, air is supplied and exhausted. Further, the backrest 3 is provided with a frame member 3a for supporting the body, that is, the back, and the waist bag body 8 and the back bag body 9 which are supported by the frame member 3a and expand and contract with the supply and exhaust of air. A bag body 10 for neck and shoulders is arranged. The neck / shoulder bag 10 is slidable while being pressed against the frame member 3a by a spring or the like (not shown) in a long groove-shaped guide hole 11 formed in the frame member 3a with the longitudinal direction being the longitudinal direction. Moreover, it is provided so that it can be positioned at an arbitrary position. Further, the bags 6 to 9 are accommodated in an inner bag (not shown), and the inner bag is arranged in the seat portion 2 and the backrest portion 3. The inner bag is covered with a cover 12 such as cloth. .

Further, connecting portions 16 to 20 for connecting an air hose described later are connected to the bags 6 to 10, and the connecting portions 16 to 20 are connected to the bags 6 to 10.
Air is supplied and exhausted via.

Support legs 13 are provided below the armrests 4 of the chair body 1, and the support legs 13 are provided.
A support plate 14 is attached to the. An air compressor 30 as an air supply means is attached to the support plate 14 under the seat portion.
The air compressor 30 is provided with a conventionally known air distributor 31 including a rotary valve and the like, and the air distributor 31 and the connecting portions 16 to 20 connected to the bags 6 to 10 are supplied with air. It is connected by an air hose that constitutes the exhaust path. That is, FIG.
Although the air hose connecting the bags 6 and 7 and the air distributor 31 is not shown, the connecting portions 18 to 20 of the bags 8 to 10 are connected to the air distributor 31 by the air hoses 38 to 40. It is connected.

At the middle portion of the air hose 40, a silencing tank 50 as silencing means is provided with the frame member 3a.
It is fixedly attached by a fixing band 51. The inside of the muffling tank 50 is formed in a hollow shape and in the shape of a cylindrical container having an inner diameter much larger than the inner diameter of the air hose 40. The air hose is supplied when air is supplied to or exhausted from the bag body 10. The air flowing in 40 flows into the muffling tank 50, and when the air is supplied from the air compressor 30, the air supply noise generated from the air compressor 30 and the air in the bag body 10 are exhausted from the air hose. Exhaust noise generated when the gas is exhausted to the outside from an exhaust port (not shown) of the distributor 31 via 40 is silenced. As a result, the air supply / exhaust noise of the air propagated to the neck / shoulder bag 10 can be reduced. It is considered that the sound is silenced by providing the muffling tank 50 because the energy of the supply / exhaust sound propagating in the air hose 40 is rapidly attenuated in the muffling tank 50.

An air hose (not shown) connected to the bags 6 and 7 other than the air hose 40 connected to the neck / shoulder bag 10 and air connected to the bags 8 and 9 are not shown. A sound deadening tank can also be provided in the hoses 38 and 39 in the same manner, but the sound of air supply / exhaust to the bags 6 to 9 other than the neck / shoulder bag 10 is located far away from the ears, so that it is not necessary for the user. Since it does not cause much discomfort, it does not pose a problem in use, and thus it can be omitted if necessary.

Although not shown, the chair body 1 is provided with an operation panel provided with various operation buttons. By operating these operation buttons, air is supplied to and exhausted from the bags 6 to 10 to perform a massage operation. It has become so. Also,
Although not described, various massage modes such as a massage mode performed by selecting only a desired portion to be treated and a massage mode selected by selecting strength are performed by control of a control means (not shown) as in the conventional case. .

Next, the operation of the chair type massage machine will be described. First, an operation button on an operation panel (not shown) is operated to select a desired massage mode, and an operation start button is operated to operate. Then, the air compressor 30 supplies / exhausts air to / from the bags 6 to 10 according to the selected massage mode, and massages the treatment area. Then, during this massage, the air compressor 3 propagated through the air hose 40 when air is supplied to or exhausted from the bag 10.
Since the air supply sound generated from 0 and the air discharge sound of the bag body 10 generated from the exhaust port of the distributor 31 are silenced in the muffling tank 50, the user is annoyed by the supply and exhaust noise generated during use. It is something that can be massaged without.

Next, another embodiment of the muffling means will be described with reference to FIG.
It will be described based on. The same parts as those in the above embodiment are designated by the same reference numerals, and the description thereof will be omitted. As shown in FIG. 3, the muffling means of the other embodiment forms a muffler chamber 60 in the shape of a hollow box that is closed below one of the armrests 4 of the chair body 1, and the muffler chamber 60 is It is a means for silencing. The two armrests 4 and 4 have a thick wall 4 as shown in a cross section of the other armrest 4 in FIG.
The sound deadening chamber 60 is formed by hollowing out the thick wall portion 4a.

An intake connection pipe 61 and a discharge connection pipe 62 are provided on the side surface of the muffler chamber 60 on the air compressor 30 side. The intake connection pipe 61 and the distributor 31 are connected by an air hose 65 as an air supply / exhaust passage, and the discharge connection pipe 62 and the connecting portion 20 of the neck / shoulder bag body 10 are also the air supply / exhaust passage. Are connected by an air hose 66.

When the muffling chamber 60 is formed in the armrest portion 4 as described above, the inside of the armrest portion 4 which is originally a dead space can be utilized, and the amount of protrusion to the outside is greater than that in the above embodiment. The amount of noise can be reduced, and accordingly, accidental impact from the outside can be prevented and damage to the muffling chamber 60 can be prevented. Further, since the air hose 65 which can be provided in the vicinity of the air compressor 30 and which connects the muffler chamber 60 and the distributor 31 can be shortened, the connection can be made surely and easily. This is shown in Figure 3.
By providing the compressor 30 so that the distributor 31 is located on the side of the silencer chamber 60 as shown in FIG. 3, the air hose 65 between the silencer chamber 60 and the distributor 31 can be further shortened and the connection can be made surely and easily. it can.

An intake connection pipe 61 and an exhaust connection pipe 62 are provided on the side surface of the muffler chamber 60 on the side of the air compressor 30. The intake connection pipe 61 and the exhaust connection pipe 62 are located below. Since the weight of the air hoses 65 and 66 added to the connection portions of the air hoses 65 and 66 with the intake connection pipe 61 and the discharge connection pipe 62 is small, a fixture for fixing the air hoses 65 and 66 can be eliminated. The number of parts can be reduced and the number of assembling steps can be reduced, and as a result, the cost can be reduced.

Although not shown in FIG. 3, the bags 6 to 9 in the above embodiment are also provided in the same manner. Further, in FIG. 3, the muffling chamber 60 is formed by hollowing out the wall portion 4a, but it is also possible to accommodate a separate muffling tank in the armrest portion 4.

According to the present invention, a plurality of bags which are inflated and deflated by air supply / exhaust are arranged at a portion of a massager other than the chair type massager, that is, a portion supporting a body of a futon or a mat, and the plurality of bags are arranged. It goes without saying that the present invention can also be applied to a massage machine of the type in which air is supplied and exhausted from an air supply means such as an air compressor to the body through an air supply and exhaust passage such as an air hose.

[0022]

According to the present invention constructed as described above, the air is supplied to the bag body through the air supply / exhaust passage when the air is supplied to / exhausted from the bag body by the sound deadening means provided in the air supply / exhaust passage. The effect of being able to muffle the air supply sound of the supply means and the air supply and exhaust sound such as the exhaust sound generated from the distributor can be provided.

[Brief description of drawings]

FIG. 1 is a perspective view showing an entire chair body of an embodiment when the present invention is applied to a chair-type massage machine.

FIG. 2 is a cross-sectional view showing a part of the back side of the chair body of the above-described embodiment on the rear side.

FIG. 3 is a diagram showing another embodiment of the silencing means of the present invention.

FIG. 4 is an overall perspective view of a conventional chair-type massage machine.

FIG. 5 is a cross-sectional view showing a part of the rear side of the backrest portion of the chair body of the conventional example.

[Explanation of symbols]

 1 Chair body 2 Seat part (body support part) 3 Backrest part (body support part) 6-10 Bag body 30 Air compressor (air supply means) 36-40 Air hose (air supply / exhaust path) 50 Noise reduction tank (noise reduction means) 60 silence room (silence means)

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hiromitsu Ichikawa 43 Horiyamashita, Hadano City, Kanagawa Prefecture Tec Hadano Co., Ltd. (72) Inventor Katsumi Inaba 43 Horiyamashita, Hadano City, Kanagawa Tech Co., Ltd. Hadano Factory

Claims (1)

[Claims] 1. A plurality of bags arranged on a body support part and expanded and contracted by supplying and exhausting air, an air supply device for supplying air to the bags, and the air supply device and the bags are connected for communication. An air massager comprising an air supply / exhaust path, wherein air is supplied / exhausted from the air supply device to / from the air bag via the air supply / exhaust path to expand / contract the bag body for massaging. An air massager characterized in that a sound deadening means is provided in the air supply / exhaust path.