JP2001132605A - Hydraulic turning gear - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hydraulic turning gear easy to assemble, high in dimensional precision and to improve rotating efficiency. SOLUTION: A hydraulic turning gear in structure to rotate an output rotation axis 18 to which a brush 9 is connected through reduction gears 18a, 19, 20 by rotating a hydraulic turbine 5 by using hydraulic pressure is constituted by fastening a plural number of axis members 14, 15, 16 to respectively support a plural number of the reduction gears 19, 20 and the output rotation axis 18 on one inner member 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hydraulic rotating device for rotating an output rotary shaft by using hydraulic pressure.

[0002]

2. Description of the Related Art Conventionally, there are water pressure rotating devices such as bathtub cleaning tools, car wash tools, body brushes and the like that rotate brushes and the like using water pressure. When there are a plurality of shaft members for supporting the shaft members, it is necessary to sequentially assemble the shaft members, and there is a problem that the assembling takes time. In addition, by assembling a plurality of shaft members in order, the assembling accuracy is deteriorated, the rotation efficiency is likely to be deteriorated, and a clearance is required between each member for assembling, but with a plurality of clearances, in an assembled state, There is a problem that the backlash increases, and in some cases,
There is a problem that a jig is required for assembling, and repair and the like become difficult.

[0003]

SUMMARY OF THE INVENTION The present invention has been devised in view of the above-mentioned conventional problems, and does not provide a hydraulic rotary device which does not require much labor for assembling, has good assembling accuracy, and improves rotational efficiency. The first gist is to
In a hydraulic rotating device having a structure in which a water wheel is rotated using water pressure and an output rotating shaft is rotated via a reduction gear, at least one of a shaft member of the reduction gear and a shaft member of the water wheel or the output rotating shaft is That is, it is fixed to one interior member. A second gist is that a plurality of the reduction gears are provided, and a shaft member of the plurality of reduction gears and a shaft member of the output rotary shaft are fixed to one interior member, and a shaft member of the water turbine is provided. Is fixed to the exterior member. Further, a third gist is that a clearance or an elastic material capable of absorbing a displacement is provided between the interior member and the surrounding exterior member. A fourth gist is that a cleaning brush is provided at a tip of the output rotation shaft. A fifth subject matter is that a member for changing the rotational motion into a reciprocating motion or a pressing motion is provided at the tip of the output rotary shaft.

[0004]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a cross-sectional view of a cleaning brush showing a first embodiment of a water pressure rotating device. A cleaning brush 1 is connected to a shower hose in a bathroom and can be gripped by hand. The head unit 3 is detachably provided. The head unit 3 is formed of a member as shown in an exploded view of FIGS. ) 4, a water wheel 5, a partition member (interior member) 6, and reduction gears 18a, 19, 20.
And a watering plate 7 is provided on the bottom side and assembled.
A brush base 8 provided with a brush 9 from below is detachably attached to a rotating shaft 18 projecting downward from the sprinkling plate 7.

The members constituting the head 3 will be described in more detail. The housing (exterior member) 4
Is formed integrally with an insertion protruding cylindrical portion 4a protruding in an inclined manner on the rear upper surface, and the inside of the insertion protruding cylindrical portion 4a is an inflow passage communicating with a flow path in the grip portion 2. An O-ring groove 4b into which the O-ring 13 is fitted is formed on the outer peripheral side. In addition, the housing 4 below the insertion protruding cylinder 4a
The rear surface has a hooking portion 4c which is inclined downward and protrudes.
Are formed integrally, and a hook hole H is formed in the hook portion 4c so as to penetrate in a vertical direction.

When the O-ring 13 is fitted in the insertion protruding cylindrical portion 4a of the housing 4, the grip portion 2
The head unit 3 is configured to be detachably integrated with the grip unit 2 by inserting the stopper unit 12 from the outside. An upper portion in the housing 4 forms a water turbine chamber S1, and a partition member engaging portion 4d into which the partition member 6 is fitted in a watertight manner via an O-ring 0 is formed in a stepped shape on the inner peripheral side. A sprinkling plate engaging portion 4e into which the sprinkling plate 7 is fitted in a watertight manner via an O-ring 0 is formed in a stepped shape on the inner periphery of the lower part in the housing 4. I have.

A water wheel axle 11 is vertically suspended from a boss at the center of the upper surface of the housing 4.
As shown in FIG. 2, reference numeral 1 denotes a shaft which is inserted into a shaft hole 5a which is vertically formed in the center of the water wheel 5 so that the water wheel 5 can rotate around the water wheel shaft 11. That is, the blades 5b on the outer peripheral side of the water wheel 5 are rotatably fitted into the water wheel room S1 formed in the upper portion of the housing 4.

Next, the partition member (interior member) 6 will be described in a perspective view from the back side in FIG. 4 and in a longitudinal sectional view in FIG. A mating projection 6a is formed, and the engaging projection 6a is formed in a shape capable of forming a clearance inside the partition member engaging section 4d of the housing 4 so as to be fitted therein.
Forms a water turbine chamber S1, and an injection nozzle 6c capable of injecting water pressure into the water turbine chamber S1 has an engagement projection 6a.
And is integrally formed on the rear side of the injection nozzle 6c.
A drain passage 6d for draining water in the water turbine room S1 downward is formed in the side of the drain passage 6d so as to extend vertically.

A shaft hole 6e is formed in the center of the water turbine chamber S1 of the partition member 6 so as to vertically penetrate therethrough. In the shaft hole 6e, a water wheel integrally formed below the water wheel 5 is formed. The output gear 5c is inserted therethrough. In addition, a lower end of the water wheel shaft 11 is supported by a bearing 6g at a central portion of a bearing post 6f formed to project downward in a reverse gate shape on the lower surface side of the shaft hole 6e.

Around the bearing 6 g of the partition member 6,
Forming a reduction gear chamber S2 in which the reduction gear is incorporated,
The rotating shaft support pins 14 suspended in the reduction gear chamber S2,
First reduction gear support pin 15, second reduction gear support pin 16
Pin bosses 6j, 6j, 6j for fixing the upper end of
Are formed integrally with the partition member 6, and a plurality of set screw boss holes 6h, 6h, 6h for set screws are formed integrally. As described above, the partition member 6 is formed with the water turbine room S1 on the upper surface side and the reduction gear room S2 on the lower surface side, and the bottom surface of the water turbine room S1 and the top surface of the reduction gear room S2 are separated from each other. The member 6 is formed and the water wheel axle 11
Are formed integrally with each other, and the injection nozzle 6c and the drainage passage 6d are formed integrally with the partition member 6.

As shown in FIGS. 2 and 3, a rotary shaft 18 is rotatably fitted to a rotary shaft support pin 14 vertically provided from the partition member 6, and a first reduction gear. A first reduction gear 19 is rotatably fitted to the support pin 15, and a second reduction gear 20 is rotatably fitted to the second reduction gear support pin 16. is there. The first reduction gear 19 and the second reduction gear 20 are formed by integrally forming a large gear and a small gear, respectively.
In the assembled state, the large gear above the first reduction gear 19 meshes with the turbine output gear 5c integrated with the turbine, and
The small gear of the reduction gear 19 meshes with the large gear of the second reduction gear 20, and the small gear of the second reduction gear 20 meshes with the rotary shaft gear 18a integrated with the rotary shaft. 18a, 19 and 20, the water wheel 5
Is decelerated, and the rotating shaft 18 is rotated.

Next, the water sprinkling plate 7 forming the bottom surface of the reduction gear chamber S2 is
e, through the O-ring 0 while forming a clearance,
A shaft hole through which the rotary shaft 18 passes is formed in a central portion, and a number of watering holes and drain holes 7d are formed in the outer periphery thereof. In addition, watering board 7
A boss portion for supporting the lower ends of the first reduction gear support pin 15 and the second reduction gear support pin 16 is formed, and a plurality of holes through which the set screw 22 can be inserted from below are formed. It is formed penetrating vertically. The sprinkling plate 7 and the partition member 6 are internally provided with a rotating shaft 18 and a first
A reduction gear chamber S2 is formed by incorporating the reduction gear 19 and the second reduction gear 20, and is integrally unitized.

That is, the rotating shaft 18, the gears 19 and 20 are assembled at predetermined positions, the sprinkling plate 7 is fitted to the bottom side of the partition member 6, and the set screw 22 is tightened from the lower side. The gears 19 and 20 can be unitized with the gears 19 and 20 incorporated therein, and the O-ring 0 can be brought into contact with the inner periphery of the housing 4 and fitted into the unit 4 with the speed reducer chamber S2 thus unitized. If only the water wheel 5 is inserted into the housing 4 in advance, the partition member 6 and the sprinkling plate 7 can be easily assembled into a unit. .

In the assembled state, the lower end of the rotary shaft 18 protrudes from the head portion 3, and the lower end of the rotary shaft 18 is fitted into a connection fitting recess 8 a protruding from the center of the brush base 8. , Can be removably fitted with the O-ring 21 interposed therebetween. A large number of water holes 8b for draining water downward are formed vertically on the outer peripheral side of the connection fitting recess 8a.

As described above, in this embodiment, the first reduction gear support pin 15, the second reduction gear support pin 16, and the rotary shaft support pin 14 other than the water wheel shaft 11 positioned and fixed to the housing 4 side are connected to the partition member 6. Support pin boss 6 formed on
j, 6j, and 6j, which are fixed and positioned, and the first reduction gear 19, the second reduction gear 20, and the rotary shaft 18 are assembled to the partition member 6 with their relative positions fixed, so that dimensional accuracy is high. The rotation efficiency of each of the gears 18a, 19, and 20 is improved, and it is not necessary to assemble the gears 18a, 19, and 20 while sequentially positioning them. Because it is assembled in the housing 4
It is very easy to assemble, and at the time of repair, the unit in which the partition member 6 and the sprinkling plate 7 are integrated is removed from the housing 4 and the internal gears 18a, 19, 20 and the like are satisfactorily repaired. Is what you can do. In addition, water axle 1
Since 1 is fixed to the housing 4 side, there is no shaft member protruding outward from the partition member 6 of the integrated unit, and the unit is stably mounted on the floor surface or the like when performing repairs. The side can be placed and the shaft member is not deformed.

Further, a clearance is formed between the partition member 6 and the housing 4, and an O-ring O is interposed in the clearance so that the O-ring O can absorb the positional deviation well and buffer the positional deviation. The support pins 14, 1
The partition member 6 can be assembled in the housing 4 with reference to 5, 16 and especially with respect to the rotating shaft 18, so that the rotation efficiency is further improved and the assembly is easy. Similarly, the displacement between the watering plate 7 and the housing 4 is also buffered by the O-ring O, so that the rotation axis 1
8, it is possible to assemble it with good rotation efficiency.
Assembly becomes easy.

In the first embodiment, the cleaning brush in which the brush 9 is provided at the tip of the rotating shaft 18 is described.
Instead of the brush base 8 and the brush 9, a member for changing the rotational motion into a reciprocating motion or a pressing motion can be provided at the tip of the rotating shaft 18 to constitute a massage tool or the like.

That is, FIGS. 6 and 7 show a second embodiment of the water pressure rotating device. The water wheel 5, the partition member 6, and the reduction gears 18a, 18a,
The configurations of 19, 20 and the sprinkling plate 7 are the same as in the first embodiment. In the second embodiment, a male spline 18b is formed at the tip of the rotating shaft 18, and a disk 31 having a spline hole 31a at the center of the male spline 18b is formed.
Is held down by the holding plate 32.

That is, the fixed plate 30 is fixed to the lower surface of the sprinkling plate 7, and a disk 31 is rotatably provided below the fixed plate 30. FIG. 7 is an exploded view in which the disc 31 and the holding plate 32 are reversed, and the back surface of the disc 31 has an elliptical ball groove 31b centered on a spline hole 31a.
Are formed in the ball groove 31b so that the two balls 33, 33 are arranged so as to be able to roll, so that the balls 33, 33 can roll along the elliptical ball groove 31b. The holding plate 32 has a ball 3
3 can project downward, and the ball 3
A pair of reciprocating long holes 32b, 32b is formed so that the reciprocating member 3 can reciprocate, and rising pieces 32a, 32a formed integrally at both ends of the holding plate 32 are formed as discs 31.
Is fixed to the outer periphery of the fixed plate 30 with an adhesive or the like from below, so that the disk 31 and the ball 33 are prevented from being pulled down.

In such a structure, when the rotating shaft 18 is rotated, the disk 31 is rotated accordingly, and the rotation of the disk 31 causes the ball 3 to move along the elliptical shape of the ball groove 31b.
Although the balls 33, 33 are about to roll, the balls 33, 33 are reciprocated by the length of the reciprocating slot 32b because they are fitted into the reciprocating slots 32b, 32b of the holding plate 32. The rotation of the disc 31 is changed to a reciprocating motion along the reciprocating slot 32b, so that the ball 33 can reciprocate. The balls 33, 33 are pressed against the shoulder or the neck, etc., so that the shoulder or the neck is good. And can be used as a massage device.

FIGS. 8 to 11 show a third embodiment of the water pressure rotating device. In this embodiment, an upper disk is fixed to the lower side of the fixed plate 30 fixed to the lower surface of the water sprinkling plate 7. 35 and lower disk 36
Are arranged so as to be integrally rotatable, a spacer 37 is provided on the outside thereof, and a pair of swing members 39, 39 are attached to the lower surface of the spacer 37 via a holding plate 38. FIG. The upper disk 35 and the lower disk 36 are formed to have the same diameter, and the male spline 1 formed at the tip of the rotary shaft 18 is formed at the center.
8b has a female spline into which the spline hole 36 fits.
a is formed, and a pair of balls 33, 33 are incorporated in the overlapped surface of the upper disk 35 and the lower disk 36 so that they can freely rotate. Holes 36b, 3 are provided such that the lower ends of the balls 33, 33 project.
6b is formed.

A pair of swinging members 39, 39 supported by the holding plate 38 and capable of swinging in the vertical direction are formed with pressing ridges 39a projecting downward in a semicylindrical shape. The pull-out preventing flanges 39b, 39b are integrally formed so as to protrude outward.
Is locked by a long hole formed in the holding plate 38 to prevent it from being pulled out downward. Further, the upper surface of each swing member 39 has a perspective view from the upper surface side in FIG. As shown in the figure, a triangular triangular projection 39c is formed so as to protrude upward.
The ball guides 39d, 39d are formed so as to appropriately guide 3 to the triangular protrusion 39c.

As shown in FIG. 10, the pair of swinging members 39, 39 are arranged with the triangular projections 39c, 39c facing each other. When the ball 36 is integrally rotated, the balls 33 revolve while rotating, and the triangular protrusions 39c,
When the user rides on 39c and presses the triangular projections 39c, 39c downward, the swinging member 39 is inclined in the holding plate 38 as shown in FIG.
If the triangular projection 39c side in the longitudinal direction is inclined downward and protrudes downward, and if the pressing projection 39a of the swing member 39 is in contact with the shoulder or the neck at this time, the shoulder or the neck can be satisfactorily held. With the rotation of the rotating shaft 18, the pair of guide members 39 ride on the triangular protrusions 39 c, 39 c via the balls 33, 33, and are sequentially repeated. Numeral 39 alternately repeats the upward and downward tilting motions, satisfactorily hits the shoulders and neck, applies vibrations, and rubs, thereby giving a good massage effect.

FIGS. 12 to 15 show a fourth embodiment of the hydraulic rotating device. In this embodiment, an eccentric cam portion 41 is provided at the tip of the rotating shaft 18 and the cam portion 41 is provided.
Are reciprocally fitted in the oval cam insertion hole 42b of the reciprocating member 42. The reciprocating member 42 is configured to be reciprocally guided by the guide member 40,
If the handle 44 of the toothbrush 44a is fitted into the fitting groove 42c formed on the lower surface of the reciprocating member 42 with the pressing member 43 interposed, the toothbrush 44a makes a reciprocating motion,
The toothbrush can be satisfactorily performed.

FIG. 13 is an exploded perspective view in which the reciprocating member 42, the guide member 40, and the cam portion 41 are reversed, and the reciprocating member 42 has an oval in which the cam portion 41 is loosely fitted. A cam projection hole 42b is formed on the outer periphery of the reciprocating member 42. A guide projection 42a is formed on the outer periphery of the reciprocating member 42 so as to project outward.
Is formed inside the guide member 40, and if the guide member 40 is fixedly attached to the lower surface of the sprinkling plate 7, the cam portion 41 rotates with the rotation of the rotating shaft 18, whereby the reciprocating member 42 reciprocates along the guide groove 40a.

That is, FIG. 14 is a sectional view showing a state in which the reciprocating member 42 has moved away from the guide member 40, and FIG.
FIG. 3 is a cross-sectional view showing a state in which the lens has been moved in a direction approaching. In this embodiment, the toothbrush 44a is reciprocated so that the toothbrush can be brushed.
In place of a, a protrusion or the like is formed on the reciprocating member 42,
If a projection or the like is provided by another member, a massage effect such as hitting or kneading the shoulder or neck can be obtained by reciprocating motion of the projection or the like.

As described above, even when the rotating shaft 18 is rotated through the reduction gear and the brush 9 is rotated by the rotation force of the water wheel 5 rotated by the water pressure, the rotation is changed to a reciprocating motion or a pressing motion. It can be used as a massage device having the above structure.

[0028]

According to the present invention, there is provided a hydraulic rotating device having a structure in which a water wheel is rotated by utilizing water pressure and an output rotating shaft is rotated via a reduction gear. Since at least one of the shaft members is fixed to one interior member, a water wheel, a plurality of gears,
Since the relative position of the output rotary shaft is fixed in one interior member, the dimensional accuracy is high, and the rotation efficiency can be improved. There is no need to go, and assembling is easy and repair can be done easily.

A plurality of reduction gears are provided. The shaft member of the plurality of reduction gears and the shaft member of the output rotary shaft are fixed to one interior member, and the shaft member of the water turbine is fixed to the exterior member. By doing so, the assemblability and dimensional accuracy of the plurality of reduction gears are improved, and the shaft member of the turbine is fixed to the exterior member, so that the shaft member of the turbine does not project outward from the interior member. The interior member can be stably placed on a floor or the like in a unitized state, and the shaft member does not deform.

Further, a clearance or an elastic material is provided between the interior member and the surrounding exterior member so as to absorb the displacement, so that the displacement between the interior member and the exterior member can be buffered. In particular, it is possible to assemble the interior member with reference to the output rotation shaft, which has the effect of improving the rotational efficiency and facilitating the assembling.

Further, by providing a cleaning brush at the tip of the output rotary shaft, the water wheel can be rotated by water pressure, and the brush attached to the rotary shaft can be rotated to clean the bathroom well. It will be.

Also, by providing a member at the tip of the output rotary shaft for changing the rotary motion into a reciprocating motion or a pressing motion,
By changing the rotational force due to the water pressure into a reciprocating motion or a pressing motion, it is possible to massage the shoulder, the neck, and the like, so that the massage can be performed well in the bathroom.

[Brief description of the drawings]

FIG. 1 is an overall sectional configuration view of a first embodiment of a water pressure rotating device in a state where a cleaning brush is assembled.

FIG. 2 is an exploded perspective view of a constituent member of a head portion of the cleaning brush.

FIG. 3 is an exploded view of components of a similar head unit.

FIG. 4 is a perspective view from the back side of the partition member.

FIG. 5 is a longitudinal sectional view of a partition member.

FIG. 6 is a cross-sectional configuration diagram when a hydraulic rotating device is configured as a massage device showing a second embodiment.

FIG. 7 is an exploded perspective view of the disk, the ball, and the holding plate in FIG.

FIG. 8 is a sectional configuration diagram showing a third embodiment of the hydraulic rotating device.

FIG. 9 is an exploded perspective view of the disk and the swinging member in FIG. 8 in opposite directions.

10 is a perspective view of the swing member shown in FIG. 9 as viewed from the top.

FIG. 11 is an operation explanatory view in a state where the swinging member is tilted.

FIG. 12 is a longitudinal sectional view showing a fourth embodiment of the hydraulic rotating device.

FIG. 13 is an exploded perspective view of the cam, the reciprocating member, and the guide member in FIG. 12 in opposite directions.

FIG. 14 is an operation explanatory view in a state where the reciprocating member has moved in a direction away from the guide member.

FIG. 15 is an operation explanatory view showing a state where the reciprocating member moves in a direction approaching the guide member.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Washing brush 2 Grip part 3 Head part 4 Housing (exterior member) 5 Water wheel 6 Partition member (Interior member) 6j Support pin boss 7 Sprinkler plate 8 Brush base 9 Brush 11 Water wheel shaft 14 Rotation shaft support pin 15 First reduction gear support pin 16 Second reduction gear support pin 18 Rotation shaft 18a Rotation shaft gear 18b Male spline 19 First reduction gear 20 Second reduction gear 30 Fixed plate 31 Disk 31a Spline hole 31b Ball groove 32 Holding plate 32a Elevating piece 32b Reciprocating length Hole 33 Ball 35 Upper disk 36 Lower disk 36a Spline hole 36b Ball hole 37 Spacer 38 Presser plate 39 Swing member 39a Pressing ridge 39b Pull-out prevention flange 39c Triangular protrusion 39d Ball guide 40 Guide member 40a Guide Groove 41 Cam portion 42 Reciprocating member 42a Guide protrusion 4 b cam insertion hole 0 O-ring

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) A47L 25/00 B08B 1/04 B08B 1/04 F03B 11/00 A F03B 11/00 A47K 3/22 (72 ) Inventor Osamu Sato 80 Higashi-no-giri, Shimono-no-Ishiki-cho, Nakagawa-ku, Nagoya-shi, Aichi F-term (reference) CC01 CC06 CC10 CC12 CC42 CC71

Claims (5)

[Claims] 1. A water pressure rotating device having a structure in which a water wheel is rotated by using water pressure and an output rotation shaft is rotated via a reduction gear, wherein a shaft member of the reduction gear and a shaft member of the water wheel or the output rotation shaft. Characterized in that at least one of them is fixed to one interior member. 2. A plurality of reduction gears, wherein a shaft member of the plurality of reduction gears and a shaft member of the output rotary shaft are fixed to one interior member, and a shaft member of the water turbine is an exterior member. 2. The fixing device according to claim 1, wherein
2. The hydraulic rotating device according to claim 1. 3. The hydraulic pressure according to claim 1, wherein a clearance or an elastic material capable of absorbing a displacement is provided between the interior member and an exterior member around the interior member. Rotating device. 4. The hydraulic rotary device according to claim 1, wherein a cleaning brush is provided at a tip of the output rotary shaft. 5. The hydraulic rotary device according to claim 1, wherein a member for changing a rotary motion into a reciprocating motion or a pressing motion is provided at a tip of the output rotary shaft.