JP3015195B2 - Shower device for bathtub shoulder rest - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shower apparatus for a bathtub which is used to massage a shoulder by giving a strong jet of shower water to the shoulder while taking a bath.

[0002]

2. Description of the Related Art In a conventional shower device for shoulder pad of a bathtub, a shower device for shoulder pad is attached to a flange of the bathtub, and shower water is sprayed on each shoulder device for shower toward a bather's shoulder. A shoulder support nozzle is provided, and the outer periphery of the shoulder support nozzle is covered with a nozzle cover. In such a device, left and right hand is required depending on the mounting position and the number thereof. Therefore, it is necessary to manufacture two types of shoulder contact nozzles and two types of nozzle covers.

[0003]

In the above-described apparatus, two types of shoulder rest nozzles and two types of nozzle covers are manufactured in order to realize right and left hand operation. As a result, there is a problem in that the cost increases as a result of the increase in the number of components. Also, in order to prevent the jet of water from the shoulder-applying nozzle from coming into contact with the nozzle cover, it is necessary to make the opening of the nozzle cover larger than the injection port of the shoulder-applying nozzle. There is a problem that a gap is formed between the nozzle covers and the jet water flows back into the nozzle cover from the gap to cause water leakage from the nozzle cover.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and an object of the present invention is to provide a common nozzle cover, which can cope with left and right arbitrarily, thereby reducing costs and reliably preventing water leakage. To provide a shower device for a bathtub shoulder rest.

[0005]

In order to achieve the above object, a shower apparatus for shoulder bath of the present invention comprises a shower apparatus for shoulder bath 17 mounted on a flange 2 of a bathtub 1 and a shower water directed toward a bather's shoulder. Is provided, and the outer periphery of the shoulder contact nozzle 3 is covered with a nozzle cover 38.
In the shower device for shoulder rest of the bathtub covered with the above, the nozzle cover 38 is formed in a vertically symmetrical shape, and the shoulder cover nozzle 3 is covered with the nozzle cover 38. A packing 40 is interposed between the nozzle cover 38 and the periphery of the opening 39 at the tip of the nozzle cover 38.

[0006]

According to the above construction, even if the right and left sides change, the nozzle cover can be mounted using the common nozzle cover by reversing the direction of the vertically symmetric nozzle cover. Cost can be reduced. In addition, the water discharged from the shoulder contact nozzle 3 by the packing 40 is prevented from flowing back into the nozzle cover 38, so that water leakage from the nozzle cover 38 can be prevented.

[0007]

FIG. 4 is a perspective view of the entire bathtub 1, and FIG. 5 is a pipe diagram showing the entire system. A circulation pump 8 is arranged on the side of the bathtub 1, and a suction port 9 in the bathtub 1 and the circulation pump 8 are connected by a suction pipe 10. It can be inhaled.
A plurality of back side injection nozzles 11 and a plurality of foot injection nozzles 12 are provided on the inner wall surface of the bathtub 1 for injecting hot water mixed with air bubbles into the bathtub 1. Are connected by nozzle water supply pipes 13 and 14,
Bath water can be supplied to the injection nozzles 11 and 12. An air suction port 15 is provided in the flange 2 of the bathtub 1, and the air suction port 15 and the injection nozzles 11 and 12 are connected by an air pipe 16.
Air can be supplied to 1,12. Bathtub 1
A pair of shower devices 17 for shoulder rest is arranged on the flange 2 at a position corresponding to the shoulder of the bather, and the shower device 17 for shoulder rest and the circulation pump 8 are connected by a shower water supply pipe 18 for shoulder rest. The bath water is supplied to the shower device 17 for shoulder pad. The operation of the bathtub 1 is performed by the remote controller 20, so that each operation pattern can be selected, the intensity of the flow rate can be adjusted, and the frequency of the jet change can be adjusted. A signal from the remote control 20 is sent to a remote control light receiving unit 21 and transmitted to a control unit 22 housed in the circulation pump 8.

The bath water sucked in from the suction port 9 is supplied from the circulation pump 8 to the nozzle water supply pipes 13 and 14 via a flow control valve 23 for controlling the circulation flow inside the pump unit.
The water is supplied to the shower water supply pipe 18 for the shoulder rest. The nozzle water supply pipes 13 and 14 and the shower water supply pipe 18 for shoulder contact are provided with a back flow path switching valve 24 such as a motor valve, a foot flow path switching valve 25, and a shoulder flow path switching valve 26, respectively. The supply of bath water can be switched. Bath water circulated through the nozzle water supply pipes 13 and 14 through the back flow path switching valve 24 and the foot flow path switching valve 25 is mixed with the air from the air pipe 16 at the injection nozzles 11 and 12, A jet mixed with air bubbles is injected into the bathtub 1.
Shower water supply pipe 1 for shoulder pad through shoulder flow path switching valve 26
The bath water circulated through 8 is supplied to the shower device 17 for shoulder pad, and is sprayed from the nozzle 3 for shoulder pad of the shower device 17 for shoulder pad. The flow rate of the bath water circulated and supplied to the injection nozzles 11 and 12 and the shower device 17 for shoulder contact is circulated by controlling the flow rate control valve 23 which can control the flow rate by the valve opening degree by using a stepping motor by the control unit 22. The flow rate can be adjusted, and the strength of the jets jetted from the jet nozzles 11 and 12 and the shoulder nozzle 3 of the shoulder device shower device 17 can be adjusted, and various variations of jets can be obtained.

[0009] The pair of shoulder shower devices 17 are formed as shown in FIG. A base 27 is attached to the flange 2, and a main body 28 is rotatably mounted on the base 27. An O-ring 29 is interposed at a portion where the pedestal 27 and the main body 28 are rotatably connected, and the O-ring 29 is connected in a watertight manner. A strainer 30 for removing dust is interposed between the pedestal 27 and the main body 28. On the upper part of the main body 28, a cylindrical rotary shaft 31 is horizontally arranged and rotatably mounted. An O-ring 32 is interposed also in a portion for rotatably connecting the rotating shaft 31 to be connected in a watertight manner. The rotary shaft 31 is provided with a shoulder-applying nozzle 3.
From 3 it is possible to jet a jet of shower water. An oscillation type pure fluid element 34 such as a feedback oscillation type pure fluid element is provided inside the shoulder contact nozzle 3, and the direction of the jet flow is alternately switched by the oscillation of the oscillation type pure fluid element 34. ing. That is, the jet flow jetted from the main nozzle 35 of the oscillation type pure fluid element 34 is switched by the negative pressure of the feedback line 36 and is jetted alternately. The shoulder-applying shower device 17 can rotate the shoulder-applying nozzle 3 in a horizontal plane by rotating the main body 28, can rotate the shoulder-applying nozzle 3 up and down on a rotation axis 31, and can change the direction of the shoulder-applying nozzle 3. It can be changed freely.

The shoulder-applying nozzles 3 are mounted so as to be positioned inside the pair of shoulder-applying shower devices 17 opposite to each other. As shown in FIG. It is covered with a cover 38. This nozzle cover 3
An opening 39 having a larger area than the injection port 33 of the shoulder contact nozzle 3 is provided at the tip of the nozzle 8. This nozzle cover 38
Is integrally formed of a synthetic resin. As shown in FIG. 1, a shoulder contact nozzle 3 can be provided inside, and the outer surface shape and the inner surface shape are vertically symmetrical. The nozzle cover 38 is a cover body 38a.
And the cover plate portion 38b. Thus, the nozzle 3 for the shoulder-applied shower device 17 on the right side of FIG. 2 is covered with a nozzle cover 38 as shown in FIG. As shown in FIG. 1B, the nozzle 3 is covered with the nozzle cover 38 upside down. A rubber packing 40 is interposed between the peripheral edge of the injection port 33 of the shoulder contact nozzle 3 and the peripheral edge of the opening 39 of the nozzle cover 38, and water injected from the injection port 33 is used for the nozzle cover. 38 can be prevented from flowing backward. At this time, the packing 40 is sealed by being slightly compressed and inserted.

[0011]

According to the present invention, since the nozzle cover is formed in a vertically symmetric shape as described above and the shoulder cover nozzle is covered with the nozzle cover, even if the right and left hand is changed, the orientation of the vertically symmetric nozzle cover is changed. Can be mounted using a common nozzle cover, which reduces the number of types of molds and parts to reduce costs. Since packing is interposed between the periphery of the mouth and the periphery of the opening at the tip of the nozzle cover, the water discharged from the shoulder contact nozzle by the packing is prevented from flowing back into the nozzle cover and the nozzle is Water leakage from the cover can be prevented.

[Brief description of the drawings]

1A and 1B are cross-sectional views showing a main part of an embodiment of the present invention, in which FIG. 1A shows a right side shoulder shower device in FIG. 2 and FIG. Shows the side of the shower device.

FIG. 2 is a perspective view showing the shower device for shoulder pad according to the first embodiment;

FIG. 3 is a sectional view of the shoulder shower device according to the first embodiment;

FIG. 4 is a perspective view showing the entire bathtub.

FIG. 5 is a pipeline diagram of the entire system according to the first embodiment;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bathtub 2 Flange 3 Shoulder-applying nozzle 17 Shower apparatus for shoulder-applying 33 Injection port 38 Nozzle cover 39 Opening 40 Packing

Continuation of the front page (56) References JP-A 2-141282 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) A61H 9/00 A47K 3/00

Claims (1)

(57) [Claims] The present invention relates to a bathtub in which a shoulder pad nozzle for spraying shower water toward a bather's shoulder is provided on a shoulder pad shower device attached to a flange of the bathtub, and the outer periphery of the shoulder pad nozzle is covered with a nozzle cover. In the shower device for shoulder rest, the nozzle cover is formed in a vertically symmetrical shape and the nozzle for shoulder rest is covered with the nozzle cover, and the periphery of the injection port at the tip of the nozzle for shoulder rest and the periphery of the opening at the tip of the nozzle cover. A shower device for a shoulder of a bathtub, wherein a packing is interposed between the shower device and the bathtub.