JPH0781288B2 - Stop water faucet fittings - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stopper water stopper fitting,
More specifically, the present invention relates to a water stopper fitting that can be attached to a discharge port of a hot and cold water mixing stopper so as to be freely rotatable.

[0002]

2. Description of the Related Art Conventionally, a so-called stop water in which the flow rate of fluid such as hot water or cold water discharged from a discharge port provided at the tip of a conduit can be adjusted by a handle provided in the vicinity of the discharge port. The stopper metal fittings are, for example, Shoukai 64-2417.
No. 1 publication. With such a stopper water faucet, it is convenient to operate the handle without extending the hand so that the discharge port can be easily opened and closed without wetting the hand or clothes. Even when hot water is being discharged, it is safe because it can be closed without touching the hot water.

However, the metal stopper fitting described in the above-mentioned conventional example is attached to a conduit projectingly fixed to a hand washing bowl or the like, and its discharge port is fixed to the conduit. Has been. Therefore, hot water or cold water can be discharged only toward a predetermined position such as a hand washing bowl. However, in the present invention, even if the sink is relatively wide , the stopper faucet metal fitting is
Is rotatable in the discharge port, as convenient to the al
Also, due to this rotation, it is said that the sealing performance deteriorates.
To provide a stopper water faucet that does not cause problems
Is intended for .

[0004]

By the way, in the case of making the conduit rotatable, as shown in FIG.
In order to seal the base 2 of the conduit 6, a retaining member 1
A pair of upper and lower O-rings 20, 20 were interposed between the outer periphery of the base portion 2 of the conduit 6 attached by the stopper 9 and the inner wall of the supply port body 17. However, in such a configuration, the O-rings 20 and 20 are worn every time the conduit 6 is rotated, so that there is a problem in that the sealing performance is deteriorated.

The present invention has been made in view of such circumstances, and there is provided a stopper water faucet metal fitting having a freely rotatable conduit.
An object is to improve the sealing property of the base of the conduit.

[0006]

According to the present invention, a base of a conduit is rotatably attached to a supply port for supplying a fluid,
A discharge port for discharging the fluid to the outside is provided at the tip of the conduit, and the flow rate adjusting hole of the fixed disk member is provided .
Relative rotational displacement of the flow rate adjusting hole of the rotating disk member
According to the above, the handle for variably adjusting the flow rate of the fluid discharged from the discharge port is a stopper water faucet metal fitting attached in the vicinity of the discharge port, and means for solving the above-mentioned problems Is configured as follows.

That is, on the inner circumference of the base end of the conduit,
A tubular retaining rotation member that has a collar-shaped portion and allows fluid to flow is screwed and fixed, and the collar-shaped portion is slidably engaged with a retaining retainer member fixed to the supply port body side. The proximal end of the conduit with respect to the supply port body around the axis of the conduit.
The mounting on freely retaining state only rotate, so that less sliding resistance on the disk surface that is formed on the upstream side of the flange-shaped portion of the fixed retaining the rotating member to the proximal end of the conduit
One end of a sealing member, which is a cylindrical elastic body having a circumferential projection that is surface-treated and tightly contacts the inner wall of the passage communicating with the supply port to seal the leakage of fluid to the outside, is slidably contacted by a spring. It is urged so that it is rotatable and watertight.

[0008]

According to the above construction, the disk surface formed on the upstream side surface of the collar-shaped portion of the retaining rotation member fixed to the proximal end portion of the conduit is intimately inscribed in the inner wall of the supply port body, and the fluid the end of the cylindrical made of an elastic material sealing member having a circumferential projection portion for sealing the leakage to the outside, by a spring, sliding rotatable and is biased into a watertight condition, the disk surface, for example Smooth by applying surface treatment such as Teflon (trade name of fluorocarbon resin) coating,
The slip resistance relative to the seal member to reduce, to a sliding rotational motion relative to the seal member of the disk surface as smooth
Therefore , the sealing property between the disc surface and the seal member can be improved. By smooth sliding rotation operation of the disk surface, the circumferential protrusion of the sealing member, it is possible to maintain the state of being tightly fitted always stationary relative to the inner wall of the supply port, the inner wall and the seal A good sealability with the member can be maintained. Therefore, the sealing property at the base of the conduit is good.

[0009]

EXAMPLES The present invention will be described in detail below based on examples. The stopcock fitting 1 is shown in FIG.
Is rotatable on the supply port 5 provided on the sink 3 , and
Mounted in a stable state Rutotomoni, discharge port 8 provided at the distal end 7 of the conduit 6 is pivotally attached to the conduit 6, the flow rate of the fluid discharged from the discharge port 8 A handle 9 for variably adjusting is provided near the discharge port 8. That is, the conduit 6 is rotatable, the discharge port 8 provided at the tip portion 7 thereof can be moved to an arbitrary position, and the angle of the discharge port 8 itself can also be arbitrarily changed. Moreover, the flow rate of the fluid discharged from the discharge port 8 can be variably adjusted by the handle 9 provided corresponding to the discharge port 8. Therefore, relatively large sink 3
When such a stopper water faucet 1 is provided, the handle 9 can be operated without extending the hand so that the outlet 8 can be easily opened and closed without wetting the hand or clothes. Moreover, even when hot water is being discharged, it can be closed without touching the hot water, which is extremely convenient and safe.

The base portion 2 of the stopper water faucet metal fitting 1 is shown in FIGS. 1 and 2, and the base portion of the conduit 6 is a slide liner 1 made of a fluororesin having a flange portion on its upper portion.
5 is rotatably fitted into the retaining member 19 fastened and fixed to the attachment fixing portion 28 screwed to the supply port main body 17 by means of the bolts 18 and 18, and the base end portion of the conduit 6 thereof is provided. retaining flange portion 12 of the pivot member 13 the inner periphery screwed fixed tubular of 11, Runode hooked slide on the lower end of the retaining pressing member 19, said retaining pressing member 19 ,conduit
The conduit 6 is in a very stable state without coming off from 6.
To the supply port 5 so that it can freely rotate about the axis of the conduit 6.
It can be connected and this connection can be done easily . A ring-shaped sliding packing 21 made of fluorocarbon resin is fitted into a groove formed on the peripheral surface of the collar-shaped portion 12 corresponding to the retaining / holding member 19, and a spring 27, which will be described later, is used to retain the retaining / holding member 19. The sliding contact pivotal movement of the collar-shaped portion 12 biased to the side is made favorable, and the conduit 6 is kept in a detached state so that the pivotal movement can be smoothly performed. The retaining member 19 is covered with a resin cover body 30 that is screwed and fixed to its upper peripheral portion.

On the lower surface of the collar-shaped portion 12 of the retaining rotation member 13 fixed to the base end portion 11 of the conduit 6, the seal member 2 is provided.
6, a disk surface 14 is formed in sliding contact with the inner peripheral surface 10 of the mounting / fixing portion 28, which serves as a passage communicating with the supply port 5. One end of a cylindrical seal member 26 made of an elastic body such as a rubber body having a spring 25 is urged by a spring 27 so as to be slidably rotatable and watertight. Moreover, the disk surface 14 is made of fluororesin.
This which was smoothed by applying a coating T, with less slip resistance relative to the seal member 26, the seal member 26 is prevented from sticking to the disk surface 14 with
Preparative it is, the sealing member 2 of the disk surface 14 for its
The sliding contact rotation operation with respect to 6 can be made smooth, and the sealability between the disk surface 14 and the seal member 26 can be improved. Here, since the seal member 26 is constantly urged against the disc surface 14 by the spring 27, even if one end side of the seal member 26 is worn by the rotation of the disc surface 14, the seal member 26 is moved toward the disc surface 14. The urging state of does not change, and the sealing property between the two is always maintained stable.

Due to the smooth rotation of the disk surface 14 as described above, the circumferential convex portion 25 of the seal member 26 is kept stationary and tightly fitted to the inner wall 10 of the mounting and fixing portion 28. Therefore, the sealability between the inner wall 10 and the seal member 26 is kept good. Therefore, unlike the conventional case, the problem that the sealability is deteriorated due to the wear caused by the rotation of the O-ring together with the conduit is eliminated.

On the other hand, the front end portion 7 of the stopper water stopper fitting 1
3, a flow rate adjusting valve 29 for adjusting the flow rate of the fluid discharged from the discharge port 8 is fixed to the tip end portion 7 of the conduit 6 in a T-shaped manner and fixed.
1, a rotary casing 36 having the discharge port 6 is attached to one end thereof, and a handle 9 is attached to the other end thereof so as to be rotatable.

The flow rate adjusting valve 29 accommodated in the pre-installed casing 31 is relatively slidably rotated by a support shaft 42 which is fixed to a handle 9 rotatably attached to one end of the pre-mounted casing 31 and is rotated. The disc member 43, 44 has a pair of holes, and the flow rate of the fluid discharged from the discharge port 8 can be variably adjusted by adjusting the size of the holes. More specifically, the support shaft 42 is rotatably supported by a bearing portion 45 fixed in the front casing 31, the handle 9 is fixed to the outer end by a screw member 46, and the support shaft 42 is supported on the inner end. One disk member 43 with a hole is fixed via the member, and the disk member 44 with another hole that coaxially slidably contacts the disk member 43 with a hole is formed at the rear end of the bearing portion 45. It is fixed to the support.

The disk members 43 and 44 with both holes are
It is made of ceramics and has good durability.
Although not shown, the phase corresponding have a fan-shaped flow adjustment holes respectively, relative to the fixed other of the flow rate adjustment hole perforated disk member 44, one perforated disk member that will be rotated by the handle 9 By relative rotational displacement of the flow rate adjusting hole 43, the size of the flow rate adjusting hole changes from fully closed to fully open. Therefore, the hand
The flow rate can be easily adjusted by rotating the nozzle 9. In addition,
The flow path of the fluid is indicated by an arrow.

The rotating casing 36, to which the discharge port 8 is attached, has a retaining ring 35 fitted in a circumferential groove 34 formed at the tip of a pivot 32 fixedly provided in the pre-attachment casing 31. Since it is integrated with the rotating casing 36, the rotating casing 36 is prevented from coming off with respect to the pivot shaft 32, and is rotatable about the pivot shaft 32. More specifically, a sliding contact fitting portion 48 in which an O-ring 47 is fitted is formed on the fitting side of the rotating casing 36 into the leading casing 31, and a vertical wall 49 inside thereof has a sliding contact fitting portion 48 of the leading casing 31. A shaft hole 50 through which the pivot shaft 32 is rotatably inserted and a circulation hole 51 through which a fluid flows are perforated and formed, and from a cavity 52 formed outside the vertical wall 49 thereof in a direction orthogonal to the pivot shaft 32, An opening 37 for screwing and fixing the discharge port 8 is formed.
The discharge port 8 is provided with a retaining ring 35 that is screwed and fixed to the opening 37 of the rotating casing 36, and a lid 39 is screwed onto the tip of the retaining ring 35 so that the filtering member 40 and the like are attached. The rotating casing 36 is attached.
As shown in the drawing, when the retaining ring 35 is screwed into the opening 37 in a state where the retaining ring 35 is fitted in the leading casing 31, the peripheral end of the retaining ring 35 is attached to the pivot shaft 32 on the leading casing 31 side. The rotary casing 36 is fitted in the circumferential groove 34, and is rotatably assembled to the pre-attached casing 31 in a retaining state. That is, unlike the conventional case, it is not necessary to provide a blind lid for assembling the rotary casing with respect to the front-mounted casing, the number of parts is reduced, and the rotary casing 36 having the discharge port 8 is very easily provided. I am able to assemble it.

In order to be able to set the turning position of the conduit 6 in particular, a vertical hole is formed in the receiving surface of the mounting and fixing portion 28 corresponding to the peripheral surface of the collar-shaped portion 12 of the retaining rotation member 13. (Not shown) is formed by punching, and a ball 24 urged by a spring 23 (see FIG. 5) is fitted into the vertical hole, and the ball 24 is prevented from coming off and the lower peripheral surface of the collar-shaped portion 12 of the turning member 13 is prevented. It suffices that the plurality of receiving holes 16 formed in the above are made to correspond. By doing so, either of the receiving holes 1
By engaging a part of the ball 24 with the ball 6, the conduit 6 can be stably locked at that position, and the discharging direction of the fluid can be stably maintained during discharging.

In order to prevent the trouble of inadvertently discharging the fluid out of the sink 3 by restricting the rotation range of the discharge port 8, as shown in FIG. 6, for example. While the pair of protrusions 54, 54 are fitted into the support portion 53 of the pivot 32 of the front-end casing 31, both the protrusions 54, 5 are attached to the corresponding vertical wall 49 of the rotating casing 36.
A swingable protrusion 55 may be formed between the four projections. By doing so, the rotation of the rotation casing 36 is allowed within a range in which the protrusion 55 of the rotation casing 36 can move (see FIG. 7), and further rotation can be restricted.

[0019]

As described above, according to the stopper faucet metal fitting of the present invention, the disk surface formed on the upstream side surface of the collar-shaped portion of the retaining rotation member fixed to the proximal end portion of the conduit. Smooth
Surface treatment to reduce the internal resistance of the supply port body, and one end of a seal member made of a cylindrical elastic body having a circumferential convex portion that tightly inscribes the inner wall of the supply port body and seals the leakage of fluid to the outside is provided with a spring. the biases so as to be slidable contact rotatably and watertight, the disk surface, for example, Fu
Etc. in the smooth and facilities the surface treatment by Tsu Motokei resin, the sliding resistance against the sealing member to reduce, with the sealing member is prevented from sticking to the disk surface, sliding against the sealing member of the disk surface The rotating operation can be made smooth, and the sealing property between the disk surface and the seal member can be improved. By the way, even if the seal member is worn by the rotation of the disk surface, the state in which the seal member is urged against the disk surface by the spring does not change. By such a smooth and stable sliding contact rotation operation of the disk surface, the circumferential convex portion of the seal member can always be kept stationary and tightly fitted to the inner wall of the supply port. It is possible to maintain a good sealing property between the seal member and the seal member. Therefore,
The sealability of the base portion of the stopper water faucet metal piece is maintained well. That is, the stopper faucet is the base of the conduit.
It is possible to freely rotate both the section and the discharge port, and compare
Even if it is a wide sink, the functionality of the water stopper metal
This can be further improved, and by this rotation,
As a result, it is possible to prevent
Therefore, it becomes possible to provide a faucet metal fitting.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing a state where a base portion of a conduit is attached to a supply port main body in an embodiment of the stopper water faucet metal fitting of the present invention.

FIG. 2 is an exploded perspective view of the base of the conduit.

FIG. 3 is a cross-sectional view of the tip of the conduit.

FIG. 4 is a perspective view showing a state in which a stopper water stopper fitting is attached to the sink.

FIG. 5 is a perspective view showing a corresponding state of balls and receiving holes for setting the turning position of the conduit.

FIG. 6 is a corresponding perspective view of the front-mounted casing and the rotating casing when the rotating range of the discharge port is restricted.

FIG. 7 is a cross-sectional view showing a rotation range of a discharge port.

FIG. 8 is a cross-sectional view of a mounting portion of a base portion of a conduit in a conventional stopper water faucet metal fitting.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Stopping faucet metal fitting, 2 ... Base part, 5 ... Supply port, 6 ... Conduit, 7 ... Tip part, 8 ... Discharge port, 9 ... Handle, 10 ... Inner wall, 11 ... Base end part, 12 ... Collar part , 13 ... Retaining rotation member, 14 ... Disk surface, 17 ... Supply port main body, 19 ... Retaining holding member, 25 ... Circular convex portion, 26 ... Seal member, 27 ...
spring.

Claims (1)

[Claims] To 1. A fluid supply port for supplying the base of the conduit is pivotally mounted, the distal end of the conduit, discharge ports for discharging fluid to the outside is provided, fixed disk
The flow rate adjustment hole of the rotary member
A handle for variably adjusting the flow rate of the fluid discharged from the discharge port by relatively rotationally displacing the adjusting hole,
A stopper water stopper fitting attached in the vicinity of the discharge port, which is a tubular retainer having a collar-shaped portion on the inner periphery of the base end portion of the conduit to allow fluid to flow therethrough. The rotating member is screwed and fixed, the collar-shaped portion is slidably engaged with the retaining member that is fixed to the supply port body side, and the proximal end portion of the conduit is
With respect to the supply port main body of the rotating the axis about said conduit
The disc surface formed on the upstream side surface of the flange-shaped part of the retaining rotation member fixed to the proximal end of the conduit is attached so that slip resistance is reduced.
One end of a sealing member made of a cylindrical elastic body having a circumferential convex portion that has been subjected to a treatment and tightly inscribes the inner wall of the passage communicating with the supply port to seal the leakage of fluid to the outside is slidably contacted by a spring. A stopper water faucet metal fitting that is urged to be movable and watertight.