JPH09313823A - Warm water discharge nozzle for bathtub warm water circulating purifier and bathtub warm water circulating purifier using same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To unnecessitate a casing in a bathtub, to cause no stagnant hot water on the back side of a hot water jetting part and to prevent the occurrence of the slime of hot water. SOLUTION: A warm water discharge nozzle 60A constituting a jetting port in a jetter part can be freely turned 360 deg. in the horizontal direction and moreover can be freely rotated up and down ca. 40 deg. in the vertical direction. The warm water discharge nozzle 60A is watertightly fitted to the head of a warm water discharge pipe 62 of a large diameter communicating with a tank filter through a hose F1 at the rear end part thereof. In the warm water discharge pipe 62, an air supply pipe 63 is concentrically laid. The head part of the air supply pipe 63 is located near the warm water discharge port of the warm water discharge pipe 62. The rear end part of the air supply pipe 63 is connected to an air hose 64 communicating with fresh air.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hot water discharge nozzle for a hot water circulation purification device for a bathtub and a hot water circulation purification device for a bathtub using the same.

[0002]

2. Description of the Related Art A number of hot water circulating devices for bathtubs have been filed and disclosed in the present invention. As an example, the actual Kaihei 2-
There is 137664 publication.

[0003]

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention The injection-suction member in the hot water circulation type bathtub device described in the above publication has a suction port, an injection port, and a hot water refining material built in the bathtub casing in which these are mounted. However, the casing in the bathtub tends to increase in size. The present invention solves the above problems, eliminates the need for the casing in the bathtub, prevents the formation of a pool of water on the back side of the hot water injection unit, and prevents the occurrence of slimming of the hot water, and for a hot water circulation purification device for a bathtub. It is an object of the present invention to provide a hot water discharge nozzle and a hot water circulation purification device for a bathtub using the same to the market. Another object of the present invention is to discharge the purified hot water in any direction on a horizontal plane and to swing it in the vertical direction as well, and a hot water discharge nozzle for a hot water circulation purification device for a bathtub and a bathtub using the same. The purpose is to provide a hot water circulation purification device. Another object of the present invention is to prevent short circuit of hot water.

[0004]

In order to solve the above-mentioned problems, this specific invention is directed to a main body having a built-in filtration tank filled with a warm water circulating fining material, and a hot water intake / exhaust portion detachably attached to the main body. In the hot water circulating and purifying device for a hot water bath, the hot water discharge nozzle of the hot water suction / discharge section is rotatable in a horizontal direction of 360 degrees, and is further rotatable vertically in a vertical direction of about 40 degrees. A hot water discharge nozzle for a circulation purification device.

In order to solve the above-mentioned problems, the hot water discharge nozzle is watertightly attached to the tip of a large-diameter hot water discharge pipe that communicates with the filtration tank at its rear end via a hose, and concentric with the hot water discharge pipe. Air supply pipe is connected to
It is preferable that the tip of the air supply pipe is located near the hot water discharge port of the hot water discharge pipe, and the rear end of the air supply pipe is connected to an air hose communicating with the outside air.

In order to solve the above-mentioned problems, the hot water discharge pipe in the hot water discharge nozzle is an L-shaped pipe as a whole, and its upright portion is watertightly connected to the hose via a universal joint. It is preferable.

In order to solve the above-mentioned problems, it is desirable that the air hose in the hot water discharge nozzle is elastic and can be bent following the movement of the hot water discharge pipe.

In order to solve the above problem, it is preferable that the universal joint in the hot water discharge nozzle is a ball joint. In order to solve the above-mentioned problems, in this hot water discharge nozzle, a pair of support arms projecting like a hypotenuse in a plan view on the front surface of a vertical plate of a hose fixing band having a suction plate on the back surface of a flat vertical plate. It is preferable in terms of preventing twisting of the air hose that the hose is held by a substantially circular holding portion formed on the top and the air hose is passed through the space between the pair of support arms.

In order to solve the above problems, the related invention is
It has the hot water discharge nozzle of Claim 1, 2, 3, 4, 5 or 6, and the said warm water suction part is connected to the said main-body part through the 2nd hose independently of a hot water discharge nozzle. A hot water circulation purifying device for a bathtub, which is characterized in that

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION

Embodiment 1 This embodiment is an embodiment of the invention described in claims 1, 2, 3, 4, 5, and 6, and will be described together with an embodiment of the invention described in claim 7. In FIG. 1, B indicates a hot water circulation purification apparatus for bathtub, and this hot water circulation purification apparatus B for bathtub is connected to a circulation pump (not shown) and a filtration tank (not shown) communicating with the secondary side of the circulation path of this pump. And a main body housing 50 that contains at least the above), and a jetter unit 70 having a jet port 60 for jetting hot water filtered through the inside of the filtration tank.
And a suction filter section 90 having a hot water inlet 80 communicating with the primary side of the hot water circulation path of this pump. The hot water discharge nozzle 60A forming the jet port 60 in the jetter unit 70 is rotatable 360 degrees in the horizontal direction,
Furthermore, it is vertically rotatable about 40 degrees. The hot water discharge nozzle 60A has a large diameter hot water discharge pipe 62 that communicates with the filtration tank at a rear end thereof via a hose F1.
Is watertightly attached to the tip of the air supply pipe 63, and an air supply pipe 63 is concentrically provided in the hot water discharge pipe 62.
Is located near the hot water discharge port of the hot water discharge pipe 62, and the rear end of the air supply pipe 63 is connected to an air hose 64 that communicates with the outside air (see FIG. 10).

The hot water discharge pipe 62 is an L-shaped pipe as a whole, and its upright portion 62a is watertightly connected to the hose F1 through a universal joint 65. The air hose 64 has elasticity and can be bent following the movement of the hot water discharge pipe 62. The universal joint 65 is a ball joint.
The hose fixing band 67 having a suction plate 66 on the back surface of a flat vertical plate is provided with a substantially circular holding portion 69 formed on top of a pair of support arms 68 projecting on the front surface of the hose fixing band 67 like a hypotenuse in a plan view. The hose 61 is held and the air hose 64 is held.
Is passed through a space 68a between the pair of inclined support arms 68 (see FIG. 11). The hot water suction part including the suction filter part 90 is connected to the main body housing 50 via the second hose F independently of the hot water discharge nozzle 60A (see FIG. 1).

That is, the jetter portion 70 and the suction filter portion 90 are attached to the body housing 50 by the hose F.
The suction filter unit 90 is detachably inserted into the filter housing C from the lower end of the cylindrical filter housing C and the lower end of the filter housing C, and can be fixed independently. And a cartridge filter A (see FIG. 2). This cartridge filter A is equipped with an inner and outer double tube 1
0,11, the upper end of which is closed by a first cap H1 and the lower end of which is attached a second cap H2 having an opening in the center, and between the outer pipe 10 and the inner pipe 11. An annular gap 13 that is closed at the top and bottom by these caps H1 and H2 is formed, and a capture agent 14 that captures impurities in the hot water is attached to the gap 13 and the inner and outer pipes 10 and 11 are formed.
Is a reticulated tubular body permeable to warm water (see FIG. 3). The suction filter portion 90 is placed on the bottom surface of the bathtub so as to be self-supporting, the filter housing C has a semi-diaphragm cross section, and the ribs R projecting inward to the filter housing C and contacting the outer peripheral surface of the cartridge filter A. At least two are provided in the longitudinal direction of the filter housing C and the cartridge filter A.
A hot water passage 100 is formed between the hot water passage 100 and (see FIGS. 2 and 7).
reference). At the lower end of the filter housing C, a lid E having a hot and cold water suction port E1 with a backflow blocking opening and closing valve E2 is screwed, and the upper end of the filter housing C is squeezed and connected to the main body casing 50. (Fig. 2
reference). The protrusion H21 located in the inner pipe 10 of the second cap H2 at the lower end of the cartridge filter A.
Has a slit S cut in the axial direction from its end face (see FIG. 3). Outer peripheral surface 10b of the inner pipe 10
A middle mesh 15 is provided all around, and a fine mesh 16 is provided all around the inner peripheral surface 11b of the outer tube 11. The mesh net 15 has a mesh to the extent that the trapping material 14 does not flow inside the inner pipe 10. The mesh net 16 has a finer mesh than the mesh net 15, and the trapping agent 14 is the outer pipe. The mesh is such that it does not flow out of the outside of 11.
The mesh ratio of the intermediate mesh 15 and the fine mesh 16 is 2
It is preferably about 1 to 3 to 1 (see FIG. 9). The scavenger 14 is at least one of activated carbon, activated carbon containing silver ions, activated stone, ceramics, zeolite, activated natural stone, and synthetic resin porous body,
In consideration of the sterilization ability, activated carbon containing silver ions is preferable. The cartridge filter A is disposable.

This operation will be described. The cartridge filter A is loaded into the filter housing C. The lid E is attached to the lower end of the filter housing C, and the upper end of the filter housing C is connected by a hose F to the primary side of the circulation pump provided in the main body housing 50 of the hot water circulation purification device for bath B. The filter housing C and the cartridge filter A are positioned in the hot water of the bathtub, and the main body housing 50 is installed outside the hot water on the edge of the bathtub, the wall of the bathroom, and the floor. In this state, the circulation pump in the main body housing 50 is driven to open the backflow preventing opening / closing tongue E2 of the lid E toward the inner pipe 10 side, and the hot water in the hot water suction port E1 ′ is used to remove hot water from the bathtub into the cartridge filter A. Aspirate into. The sucked hot water is flowed from the inner side of the inner tube 10 of the cartridge filter A to the entire area of the gap 13, and the impurities in the hot water are trapped by the trapping agent 14 and bacteria are adsorbed to remove the fat content in the hot water. After filtering the turbidity and the like, the hot water is passed through the hot water channel 100 from the outside of the outer pipe 11, pumped by a circulation pump, filtered again by the filtration tank provided in the main body casing 50, and then communicated with the filtration tank. The hot water discharged from the hot water discharge nozzle 60A is discharged into the hot water for circulation. A region of the scavenger 14 that comes into contact with the hot water becomes the gap 13 formed between the inner pipe 10 and the outer pipe 11, and a large region is secured, and among impurities in the hot water, the inner pipe 10 of Middle mesh 15
The relatively large thing in the hot water is captured by the
Through the gap between the trapping agents 14 by the mesh 16 of the outer tube 11
Impurities of a size that tries to go out of the are trapped.

That is, slimming due to impurities does not occur on the outer peripheral surface of the outer tube 11. The impurities thus trapped in the trapping agent 14 are sequentially accumulated from the upper end of the filter cartridge A according to the flow of hot water. During the circulation of the hot water, the scavenger 14 is prevented from flowing out of the inner and outer pipes 10 and 11 by the front intermediate mesh net 15 and the fine mesh net 16. The purified hot water thus discharged from the hot water discharge nozzle 60A into the hot water in the bathtub massages the waist and the like of the bather. At this time, when the portion to be massaged is changed, the hot water discharge nozzle 60A is held by hand, swung to an arbitrary angle in the horizontal direction and swung in the range of about 40 degrees in the vertical direction (see FIG. 12). This hot water discharge nozzle 60
When the posture of A is changed, the air hose 64 is also flexibly deformed in response to this movement, and a bubble-like jet flow is always discharged from the hot water discharge nozzle 60A. The hot water discharge pipe 6
When the upright portion of No. 2 is connected to the hose 61 by a ball joint which is a kind of the universal joint 65, the blowing direction of the hot water discharge nozzle 60A is smoothly changed.

Further, since the hose 61 is held by the holding portion 69 of the hose fixing band 67, the hose 61 is always attached to the wall surface of the bathtub when the direction of the hot water discharge nozzle 60A is changed. Hold vertically. The hot water discharge pipe 62 is appropriately rotated horizontally by about 360 degrees to remove or reduce the slime of the hot water generated on the peripheral wall such as the corner of the bathtub from the temperature of the hot water discharge nozzle 60A. When the trapping agent 14 is clogged, the main body housing 50 and the filter housing C are disconnected from each other in hot water, and the lid E is removed from the lower end of the filter housing C (see FIG. 4).
The cartridge filter A clogged with the trapping agent 14 is removed from the inside and replaced with a new one. Further, even if the inside of the hot water channel 100 has a negative pressure at the time of operation of the circulation pump, the filter housing C has a semi-diaphragm shape in cross section, and the filter housing C projects inward and contacts the outer peripheral surface of the cartridge filter A. Since at least two ribs R are provided in the longitudinal direction and the hot water passage 100 is formed between the filter housing C and the cartridge filter A, the deformation of the filter housing C is suppressed (see FIG. 7). . Since the suction filter part 90 is placed on the bottom surface of the bathtub and is free-standing, the weight of the suction filter part 90 is not added to the main body casing 50 and the main body housing 5
The main casing 50 can be made light in weight, and the suction filter 90 does not fluctuate due to the flow of hot water.

Embodiment 2 The difference from Embodiment 1 is that the copper wire 14a is the inner cylinder 1
It is wound around the mesh mesh 15 of 0 (see FIG. 5).

The operation is almost the same as that of the first embodiment. The different action is that the copper wire 14a and hot water
Bacteria in hot water are sterilized by the action of copper ions. It should be noted that, instead of the copper wire 14a, the inner mesh 15 is made of copper,
In some cases, the gap 13 may be filled with copper particles or rods.

Third Embodiment A configuration different from the first embodiment is a filter housing C0.
Has a rectangular cross section, and this filter housing C0 is provided with a plurality of ribs R projecting inward and contacting the outer peripheral surface of the cartridge filter A in the longitudinal direction thereof (FIG. 6).
The hot water passage 100 is formed between the filter housing C0 and the cartridge filter A (see FIG. 8). This operation is almost the same as in the first embodiment.

[0019]

According to the first aspect of the invention, the hot water discharge nozzle is swung 360 ° in the horizontal direction and about 4 ° in the vertical direction.
By rotating up and down by 0 degree, it is possible to prevent the occurrence of pooling of hot water in a part of the bathtub and slimming of the hot water. In addition, the purified hot water can be freely directed to any position on the waist of the bather.

According to the invention of claim 2, claim 1
In addition to the effects of the invention described above, the outside air sucked through the air hose can be mixed into the hot water discharged from the hot water discharge pipe from the air supply pipe, and a jet containing bubbles can be discharged from the hot water discharge nozzle.

According to the invention of claim 3, claim 2
In addition to the effects of the invention described above, all the washed water can be discharged in any direction without leaking from the joint between the hose and the hot water discharge pipe.

According to the invention of claim 4, in addition to the effects of the inventions of claims 2 and 3, the direction of the hot water discharge nozzle can be changed without twisting the air hose.

The invention described in claim 5 can achieve the same effect as that of the invention described in claims 3 and 4.

According to the invention of claim 6, claim 2
In addition to the effects of the invention described in any one of 5 to 5, the hose can be firmly held by the holding portion, and the movement of the air hose can be freely performed.

The invention according to claim 7 is the invention as defined in claims 1, 2 and
The effects of the invention described in 3, 4, 5, and 6 can be obtained, and the common casing is not attached to or detached from the main body.
The hot water discharge nozzle and the hot water suction part can be independently connected to the main body, and by adjusting the direction and interval of the hot water suction part and the hot water discharge nozzle arbitrarily, short circuits of hot water can be prevented and the hot water is sufficiently purified. be able to.

[Brief description of drawings]

FIG. 1 is a front view of a first embodiment.

FIG. 2 is a half sectional view showing an assembled state of the filter housing and the cartridge filter of FIG.

FIG. 3 is a half sectional view of the cartridge filter of FIG.

FIG. 4 is a view showing a replacement state of the filter housing of FIG.

FIG. 5 is a half cross-sectional view of the cartridge filter according to the second embodiment.

FIG. 6 is a half sectional view of a filter casing according to a third embodiment.

FIG. 7 is a cross-sectional view of FIG.

8 is a cross-sectional view of FIG. 6 similar to FIG.

FIG. 9 is a partially omitted exploded perspective view of FIG. 3;

FIG. 10 is a partially cutaway enlarged front view of a hot water discharge nozzle portion.

FIG. 11 is a plan view of a hose fixing band.

FIG. 12 is a similar view showing the usage state of FIG.

[Explanation of symbols]

 60A hot water discharge nozzle

Claims (7)

[Claims] 1. Hot water of the hot water intake / exhaust part in a hot water circulating / purifying device for a hot water bath, comprising a main part containing a filtration tank filled with a hot water circulation fining material, and a hot water intake / exhaust part detachable from the main part. The hot water discharge nozzle for a hot water circulation purifying device for bathtubs, wherein the discharge nozzle is rotatable in a horizontal direction of 360 degrees and is vertically rotatable in a vertical direction of approximately 40 degrees. 2. The hot water discharge nozzle is watertightly attached to the tip of a large-diameter hot water discharge pipe that communicates with the filtration tank at its rear end through a hose, and an air supply pipe is concentrically provided in the hot water discharge pipe. A pipe, the tip of the air supply pipe is located in the vicinity of the hot water discharge port of the hot water discharge pipe, and the rear end of the air supply pipe is connected to an air hose communicating with the outside air. A hot water discharge nozzle for the hot water circulation purification device for a bath according to 1. 3. The hot water circulating apparatus for a bathtub according to claim 2, wherein the hot water discharge pipe is an L-shaped pipe as a whole, and an upright portion thereof is watertightly connected to the hose via a universal joint. Hot water discharge nozzle. 4. The hot water discharge nozzle for a hot water circulating device for a bath according to claim 2, wherein the air hose has elasticity and is bendable in accordance with the movement of the hot water discharge pipe. 5. The hot water discharge nozzle for a hot water circulating device for a bath according to claim 3, wherein the universal joint is a ball joint. 6. A substantially circular hug formed on the tops of a pair of supporting arms projecting on the front surface of the vertical plate of a hose fixing band having a suction plate on the back surface of a flat vertical plate, like the hypotenuse of a triangle in plan view. 6. The hot water circulation device for a bathtub according to claim 2, wherein the hose is held by a portion, and the air hose is passed through a space between the pair of inclined support arms. Hot water discharge nozzle. 7. The hot water discharge nozzle according to claim 1, 2, 3, 4, 5 or 6, wherein the hot water suction part in the hot water suction / discharge part is provided in the main body part independently of the hot water discharge nozzle. Two
A hot water circulation purification device for a bathtub, which is connected via a hose.