JP2002200131A - Air supplying device for air type massaging apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an air supplying device for an air type massaging apparatus which enables efficient absorption of vibration from an air pump body and moreover, the prevention of yearly wearing of buffer members regardless of the way of the installation of the air supplying device, vertical or horizontal. SOLUTION: A box-shaped body 34 of an air pump for selectively supplying air into a plurality of air bags is arranged in a case body 33 and the plurality of buffer members 45 are erected having the axes thereof extending parallel with each other from the side of an inner low wall surface 32a of the case body 33. Two wall surfaces parallel with each other of the air pump body are supported on the side of the tips of the buffer members 45 so as to keep the body 34 of the air pump rockably floating within the case body 33 and the air pump body 34 is auxiliarily supported on the side of the tips of auxiliary buffer members 46 erected from the side of another side (an inner wall surface 32c) except for the inner low wall surface 32a of the case body 33.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air pump for providing a massage to a human body by selectively supplying air from a main body of an air pump into a plurality of air bags. The present invention relates to an air supply device for a massage device.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 11, for example, a mat 1 containing a plurality of air bags (not shown) and an air supply control having an operation section 2 on the front side and an air supply device 3 built in are provided. An air-type massage device including a unit 4 and an air hose unit 5 having a connection portion 5a connected to the mat 1 and the air supply device 3 at both ends, and a plurality of air bags (not shown) as shown in FIG. An air-type massage device is known which includes an air supply device 7 having an operation section 6 on the upper surface, and a chair body 8 containing an air hose (not shown) for connecting the air bag and the air supply device 7 (for example, See JP-A-9-192184 and JP-A-2000-60676).

As shown in FIG. 13, air supply devices 3 and 7 (hereinafter, air supply device 7 are exemplified) are provided in upper case 10.
And a lower case 11, a substantially housing-shaped air pump body 14 disposed in the case body 12, a suction or exhaust pipe 15 connected to the air pump body 14, and this pipe 15 has a rotary valve unit 16 connected to a part of the rotary valve unit 15 and a plurality of intake / exhaust nozzles 17a connected to the rotary valve unit 16.
7, and a packing 18 for preventing sound leakage from an opening 12a formed for projecting the dispersion pipe 17 (or an air hose connected thereto) to the outside of the case body 12.
And the air pump body 14 and the rotary valve unit 1
6 is provided with a control circuit board 20 provided with electronic components 19 and the like for performing electrical control, and a transformer 21 and the like located below the control circuit board 20.

[0004] The air pump body 14 is supported on the distal end sides of four buffer members 23 fixed at its base end to the inner bottom wall surface 11a of the lower case 11 via a bracket 22. It is arranged in.

At this time, the cushioning member 23 is made of rubber having an axis extending vertically (in a direction perpendicular to the plane of the paper), and its tip is mainly used when the air pump body 14 is driven. Two wall surfaces 14a, 14b located in the front-back direction when the vibration direction (see arrow a) is the front-back direction
And a rib (or bracket) 24 projecting therefrom.

The rotary valve unit 16 distributes (distributes) the air supplied from the air pump main body 14 to at least one nozzle 17 a of a dispersion pipe 17, and the nozzle 17
The air bag is supplied to the air bag via the air hose connected to the nozzle 17a, and the other air bags connected to the nozzle 17a are exhausted.

The transformer 21 (transformer) is held by a metal holder 25, as shown in FIG. The holder 25 has a flange 25a formed integrally therewith,
The flange 25 a is fixed to a leg 11 b erected from the inner bottom wall surface 11 a of the lower case 11 with a screw 26.
The legs 11b are raised from the inner bottom wall surface 11a of the lower case 11 because the screws 26 are screwed into the legs 11b, so that the transformer 21 is slightly floated.

The control circuit board 20 disposed above the transformer 21 has a compact case body 12 in consideration of the height of the electronic components 19 (for example, electrolytic capacitors) fixed to the electric circuit board 20. In order to achieve this, it is arranged on a component having a lower height than the other air pump main body 14 and the rotary valve unit 16.

[0009]

By the way, in the air supply device of the pneumatic massage device configured as described above, the air pump main body 14 is provided on the inner bottom wall 1 of the lower case 11.
Bracket 2 fixed to 1b via bracket 23
By being supported by the tip 2 on the distal end side, it is arranged in a floating state in the case body 12.

Therefore, for example, when the air supply device 3 is arranged in a horizontal state as shown in FIG.
Since the axis of the buffer member 23 is in the vertical direction, even when the air pump main body 14 is driven, it is possible to efficiently absorb the load in the main vibration direction (arrow a), but as shown in FIG. Vertical installation (distribution pipe 1
When the air supply device 7 is disposed with the air supply device 7 facing upward, the axis of the cushioning member 23 will be in the horizontal direction.
When the weight of the air pump main body 14 itself is added to the buffer member 23 and the air pump main body 14 is displaced downward as compared with the horizontal state, the air pump main body 14 absorbs the load in the main vibration direction (arrow a). There has been a problem that abrasion occurs over time between the base end portion of the buffer member 23 and the bracket 22.

According to the present invention, in order to solve the above problems, it is possible to efficiently absorb the vibration of the air pump body, and to prevent the abrasion of the buffer member over time regardless of whether the air supply device is installed vertically or horizontally. It is an object of the present invention to provide an air supply device of an air type massage device that can perform the operation.

[0012]

According to a first aspect of the present invention, there is provided an air supply device for an air-type massage device having a housing shape for selectively supplying air into a plurality of air bags. The air pump main body is disposed in the case main body, and a plurality of buffer members having axes extending parallel to each other are erected from the inner lower wall side of the case main body. In the air supply device of the pneumatic massage device in which the air pump main body is supported in a floating state capable of swinging in the case main body by supporting a wall surface, from the other surface side except the inner lower wall surface of the case main body. The gist is that the air pump main body is supplementarily supported by the distal end side of the standing auxiliary buffer member.

According to a second aspect of the present invention, in the air supply device of the pneumatic massage device, the cushioning member supports two parallel wall surfaces positioned before and after the main vibration direction of the air pump main body and is orthogonal to the vibration direction. The auxiliary shock-absorbing member is opposed to two parallel wall surfaces of the inner wall surface of the case main body which are positioned in front and rear of the main vibration direction of the air pump main body so as to have an axis in the direction. The point is that the inner wall surface and the inner bottom wall surface of the case main body except the inner bottom wall surface are erected from the other surface side.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of an air supply device of an air massage device according to the present invention will be described with reference to the drawings. Since the appearance of the air supply device arranged in the air-type massage device is the same as in FIGS. 11 and 12, only the air supply device will be described below.

In FIG. 1, an air supply device 30 includes a case main body 33 vertically divided by an upper case 31 and a lower case 32, an approximately pump-shaped air pump main body 34 disposed in the case main body 33, A pipe 35 for intake or exhaust connected to the air pump body 34, a rotary valve unit 36 connected to a part of the pipe 35, and a dispersion pipe 37 having a plurality of suction and exhaust nozzles 37 a connected to the rotary valve unit 36. A connection packing 38 for preventing sound leakage from an opening 33a formed to project the dispersion pipe 37 to the outside of the case body 33; and an air hose 5 for urging the connection packing 38 toward the rotary valve unit 36. A joint member 39 for detachably connecting the connection portion 5a of the air pump body 34 to the case body 33, an air pump body 34 and a rotary valve unit 36. And the control circuit board 41 provided with electronic components 40 such as for electrical control, the control circuit board 41
And a transformer 42, etc., located below.

As shown in FIGS. 2 and 3, the upper case 31 is integrally formed with a push claw 31c which forms a holding space 31b in cooperation with an inner wall surface 31a near the air pump body 34. The lower end of the push claw 31c protrudes from the open end face 31d of the upper case 31.

On the inner bottom wall surface 32a of the lower case 32, a seat 32b for fixing the bracket 43 with screws 44 is formed so as to protrude. The lower case 32 is integrally formed with a concave portion 32e that forms a holding space 32d in cooperation with an inner wall surface 32c near the air pump body 34.

The air pump body 34 has ribs 34c extending from two wall surfaces 34a, 34b located in the front-rear direction when the main vibration direction during driving (see arrow a) is the front-rear direction.
Is protruding. The rib 34c is provided on the two wall surfaces 34.
a, 34b may be a bracket fixed with screws or the like. In addition, a side wall of the air pump body 34 facing the inner wall surfaces 31b and 32c at a predetermined interval is provided with two wall surfaces 34.
A holding portion 34i is provided which includes a holding portion 34f formed on the side of the lids 34d and 34e forming the portions a and 34b and a storage portion 34h formed on the side of the main body portion 34g.

The air pump main body 34 includes a flange 34
The distal end portions 45b of the four cushioning members 45 rising from the inner bottom wall portion 32a while the base end portions 45a are held at
4c, it is supported in a floating state in the case body 33. Further, the air pump main body 34 is auxiliary supported by an auxiliary buffer member 46 extending between the pump main body 34 and the inner wall surface 32c.

As shown in FIG. 4, the auxiliary buffer member 46
It is made of an elastic member such as rubber in which neck portions 46b and 46c are integrally formed at both ends of a body portion 46a whose center is narrowed, and is relatively softer than the cushioning member 45. One neck 46b
The neck 4c (or the neck 46c) may be held by the holding portion 34i.
When the upper case 31 is combined with the lower case 32 with the 6c positioned in the concave portion 32e, the upper case 31 is sandwiched by the cooperation of the concave portion 32e and the pressing claw 31c.

Therefore, as shown in FIG. 11, when the air supply device 30 is placed in a horizontal position, the four shock absorbing members 45 absorb the load in the main vibration direction. The load is also absorbed by two auxiliary cushioning members 46 which are more flexible than the four cushioning members 45 and have orthogonal axes.

On the other hand, as shown in FIG. 12, when the air supply device 30 is in the vertical position, the air pump body 34 is displaced upward by FIG.
However, since this displacement is suppressed by the auxiliary buffer member 46, the vibration absorbing effect of the buffer member 45 can be reliably ensured, and the wear of the buffer member 45 over time is prevented. Is done.

The rotary valve unit 36 disperses (distributes) the air supplied from the air pump body 34 to at least one nozzle 37 a of a dispersion pipe 37, and the nozzle 37
The air bag is supplied to the air bag via an air hose connected to the nozzle a, and the other air bag connected to the nozzle 37a is exhausted.

At this time, as shown in FIG. 11, when the air supply device 30 is placed in a horizontal state as in the case of applying to a mat type air massage device, as shown in FIG. Connection packing 38 and joint member 3
The connection section 5 a of the air hose unit 5 of the air supply device 30 is connected via the connection 9.

As shown in FIG. 12, when the air supply device 30 is placed in a vertical position, as in the case of application to a chair-type air massaging device, the packing shown in FIG. By using 18, other components of the air supply device 30 can be used (shared) as they are.

The connection packing 38 is, as shown in FIG.
A small-diameter cylindrical portion 38a having a diameter capable of closely adhering to the opening periphery of the opening 33a and a large-diameter cylindrical portion 38b having a diameter larger than the small-diameter cylindrical portion 38a are integrally formed coaxially with rubber or the like. A large number of hose insertion holes 38c are formed so as to straddle these cylindrical portions 38a and 38b. The hose insertion hole 38c is formed coaxially with each of the nozzles 37a. At both ends of the hose insertion hole 38c, the tip of the nozzle 37a and the hose nozzle 5b of the connection portion 5a are provided.
A small diameter portion 38d for tightening is formed. further,
A projection 38e for positioning protrudes from the end surface of the large-diameter cylindrical portion 38b.

As shown in FIGS. 6 and 7, the joint member 39 is detachably attached to the case body 33 by screws 47. The joint member 39 has a lock claw 5c provided on the connection portion 5a for holding the connection portion 5a in a retaining state with the case body 33 attached.
A rotary spring 48 is provided which engages with the pivot spring 48. The joint member 39 is, as shown in FIG.
A pair of upper and lower arms 39a engaging with the surfaces of
39b, seats 39e and 39f formed near the distal ends of the arms 39a and 39b and formed with screw holes 39c and 39d through which the screw 47 is inserted, and the base end of the rotary spring 48 are rotatably held. An outer cylindrical portion 39h formed with a slit 39g, an annular bottom portion 39i to which the tip of the connection portion 5a is abutted, an abutting cylindrical portion 39k surrounding an opening 39j of the annular bottom portion 39i, and an opening edge of the annular bottom portion 39i. A concave portion 39m that engages with the protrusion 38e,
And the inner cylindrical portion 39n that holds the large-diameter cylindrical portion 38b.

The transformer 42 (transformer) is held in a metal holder 48 as shown in FIG. The holder 48 is integrally formed with a flange 48a, and the flange 48a is screwed to the legs 32f, 32g raised from the inner bottom wall surface 32a of the lower case 32 to approximately the same height as the transformer 42. It is fixed at 49. The legs 32f and 32g are connected to the lower case 3 as shown in FIG.
The inner wall surfaces 32h and 32i are formed integrally with the inner wall surfaces 32h and 32i that are different from the inner wall surface 32c. Thus, the strength of the legs 32f and 32g is secured, and the inner wall surfaces 32h and 32i are formed. Corner space 32j
The transformer 42 can be efficiently installed therein, and the size of the case body 33 can be reduced. In addition, since the legs 32f and 32g are raised to approximately the same height as the transformer 42, the screw portion (the portion to be screwed) of the screw 49 can be wrapped with the main body portion of the transformer 42. it can.

Accordingly, the control circuit board 41 above the transformer 42 includes the electronic components 40 fixed to the electric circuit board 41.
(E.g., electrolytic capacitors)
In order to make the case body 33 compact, the case body 33 is arranged on a component having a lower height than the other air pump body 34 and the rotary valve unit 36. , The case body 33 can be further flattened.

[0030]

As described above, in the air supply device for the pneumatic massage device according to the first aspect, the auxiliary cushioning member is provided upright from the other surface side except the inner lower wall surface of the case body. The air pump body is supplementarily supported by the distal end of the air pump, so that the vibration of the air pump body can be efficiently absorbed. Wear can be prevented.

Further, in the air supply device of the pneumatic massage device according to the second aspect, the cushioning member supports two parallel wall surfaces located before and after the main vibration direction of the air pump main body and is orthogonal to the vibration direction. The auxiliary shock-absorbing member is set up from the inner lower wall side of the case body so as to have an axis in the direction in which the air pump body faces the two parallel wall surfaces located in front and behind the main vibration direction of the air pump body. In addition, by being erected from the other side except the inner bottom wall surface of the case body, the effect of preventing the buffer member from being worn over time when the air supply device is installed vertically is further ensured. Can be.

[Brief description of the drawings]

FIG. 1 is a plan view showing an air supply device of an air-type massage device according to an embodiment of the present invention, with the air supply device partially cut away.

FIG. 2 is a front view of the air supply device with a part cut away.

FIG. 3 is an exploded view showing a relationship between an air pump main body and upper and lower covers.

FIG. 4 is also a perspective view of an auxiliary buffer member.

FIG. 5A is an enlarged front view of the connection packing,
(B) is an enlarged rear view of the connection packing, (C) is an enlarged plan view of the connection packing, (D) is an enlarged vertical cross-sectional view of the connection packing, (E) is an enlarged cross-sectional view of one end of the hose insertion hole,
(F) is an enlarged sectional view of the other of the hose insertion hole.

FIG. 6 is a plan view of a hose connection part.

FIG. 7 is a side view of the hose connection part, which is also partially broken.

8A is an enlarged front view of the joint member, FIG. 8B is an enlarged rear view of the joint member, FIG. 8C is an enlarged plan sectional view of the joint member, and FIG. 8D is an enlarged side view of the joint member. (E) is an enlarged vertical sectional view of the joint member.

FIG. 9 is a cross-sectional view of a transformer mounting portion.

FIG. 10 is an enlarged plan view of a main part of the lower case.

FIG. 11 is a perspective view of a mat type air massage device.

FIG. 12 is a perspective view of a chair-type pneumatic massage device.

FIG. 13 is a plan view of the air supply device of the conventional air-type massage device, showing a part of the air supply device.

FIG. 14 is also a cross-sectional view of a transformer mounting portion.

[Explanation of symbols]

 Reference Signs List 30 air supply device 32 lower case 32a inner lower wall surface 32c inner wall surface (other surface) 33 case body 34 air pump body 45 buffer member 46 auxiliary buffer member

Claims (2)

[Claims] An air pump body having a housing shape for selectively supplying air into a plurality of air bags is disposed in the case body, and a plurality of cushioning members having axes extending in parallel with each other are provided in the case body. An air type, which is erected from a low wall surface side, and the air pump main body is supported in a floating state capable of swinging within the case main body by supporting two parallel wall surfaces of the air pump main body at the tip end side of the buffer member. In the air supply device of the massage device, the air pump body is supplementarily supported by a distal end side of an auxiliary buffer member erected from another surface side of the case body other than the inner lower wall surface. Air supply device for pneumatic massage device. 2. The cushioning member supports two parallel wall surfaces located in front and rear of a main vibration direction of the air pump main body, and has an axis in a direction perpendicular to the vibration direction. The auxiliary shock-absorbing member is erected, except for the inner wall surface of the case main body, the inner wall surface facing the two parallel wall surfaces located in front and rear of the main vibration direction of the air pump main body, and the inner bottom wall surface of the case main body. The air supply device according to claim 1, wherein the air supply device is provided upright from the surface side.