JP2020063632A - Water discharge device - Google Patents

Abstract

To provide the water discharge device having good water tightness.SOLUTION: The water discharge device 10 comprises: a water discharge pipe 20 having a water discharge port 21 on a tip side; a pedestal member 30 that is connected to a base end part 22 of the water discharge pipe 20 and extends in a right direction orthogonal to a pipe axis direction of the water discharge pipe 20 and has a storage part 36 on a back side; and a lid member 40 that covers the storage part 36 from the back side of the pedestal member 30 and is watertightly attached to an inner peripheral surface 38 of the pedestal member 30.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a water discharge device.

  Patent Document 1 discloses a water discharge device (automatic faucet) attached to a counter. This water discharger includes a pedestal member (base plate) and a seal member. This water discharger is watertightly attached to the counter by pressing the seal member between the peripheral edge of the pedestal member and the surface of the counter.

JP-A-11-61918

  In the water discharge device of Patent Document 1, watertightness cannot be ensured unless the seal member is sufficiently pressed into contact with the base member and the counter. That is, the watertightness of the base member depends on the mounting strength of the water discharge device. On the other hand, if sufficient mounting strength cannot be secured, it may be possible to increase the thickness of the peripheral edge of the pedestal member in advance to increase the contact area between the peripheral edge and the seal member. I will end up.

  The present invention has been made in view of such circumstances, and an object thereof is to provide a water discharger having good water tightness.

The water discharger of the present invention is
A water discharge pipe having a water discharge port on the tip side,
A pedestal member connected to the base end portion of the water discharge pipe, at least a part of which extends in a direction orthogonal to the pipe axis direction of the water discharge pipe, and which has a storage portion on the back side,
And a lid member that covers the storage portion from the back side of the pedestal member and that is watertightly attached to the inner peripheral surface of the pedestal member.

  According to the water discharger of the present invention, the lid member covers the storage portion from the back side of the pedestal member, and is watertightly attached to the inner peripheral surface of the pedestal member, so regardless of the attachment strength to the attached portion, The watertightness of the storage can be secured. Therefore, it is possible to provide a water discharger having good water tightness.

It is a perspective view showing the state where the water discharger concerning Example 1 of the present invention was attached to the counter. It is sectional drawing which shows the attachment part of a water discharge apparatus. It is an exploded view showing a water discharge device. It is an enlarged front view which shows the pedestal member periphery of a water discharge apparatus. A lid member is shown, (A) is a front view, (B) is a top view, and (C) is a perspective view seen from diagonally above.

A preferred embodiment of the present invention will be described.
In the water discharge device of the present invention, the lid member has an outer peripheral wall, an inner surface of the pedestal member has an opposing surface facing the inner peripheral surface with a gap, and the outer peripheral wall is the inner wall. It may be fitted between the peripheral surface and the facing surface.

  According to such a water discharge device, since the outer peripheral wall of the lid member is fitted between the inner peripheral surface and the opposing surface, the lid member is less likely to come off the pedestal member, and the watertightness of the storage portion is further ensured. it can. Therefore, it becomes a water discharger with better watertightness.

  In the water discharge device of the present invention, the outer peripheral surface of the lid member may integrally have an elastically deformable soft convex portion.

  According to such a water discharge device, when the lid member is mounted on the inner peripheral surface of the pedestal member, the projection is elastically deformed and crushed, so that the watertightness can be further secured. Therefore, it becomes a water discharger with better watertightness.

  The water discharger of the present invention includes a mounting portion, which is inserted below a base end portion of the water discharge pipe, through which a mounting portion is vertically penetrated, and which clamps the mounting portion in the vertical direction. The member is made of an elastically deformable soft material in which an opening through which the attaching portion is inserted is formed, and a peripheral portion of the opening of the lid member projects downward from a portion apart from the opening. Good.

  According to such a water discharge device, since the lid member is an elastically deformable soft material, and the peripheral portion of the opening of the lid member projects downward, when the lid member comes into contact with the upper surface of the attached portion, The peripheral portion of the opening of the member is elastically deformed and crushed to serve as a buffer. With this, it is possible to prevent an excessive force from being applied to the mounting portion when the mounting portion clamps the mounted portion in the vertical direction, and it is possible to stably mount the water discharge device. In addition, the watertightness around the mounting portion can be secured. Therefore, it becomes a water discharger with better watertightness.

  Further, in the water discharger of the present invention, the peripheral portion of the opening of the lid member is sandwiched in the up-down direction by the mounting portion, so that the mounting portion is sandwiched between the mounting portion and the mounting portion. It may be pressed and crushed.

  According to such a water discharge device, the peripheral portion of the opening of the lid member is pressed from above and below to be elastically deformed and crushed, so that the watertightness around the mounting portion can be further secured. Therefore, it becomes a water discharger with better watertightness.

Next, an embodiment of the present invention will be described with reference to the drawings.
In the following description, the up-down direction is the same as that shown in FIGS. 1, 2, and 4 as it is. As for the left-right direction, the directions shown in FIGS. 2 and 4 are left-right directions as they are.

<Example 1>
The water discharger 10 according to the first embodiment includes a water discharge pipe 20, a base member 30, a lid member 40, and a mounting portion 50.
As shown in FIGS. 1 and 2, the counter 70, which is the mounted portion of the water discharger 10, has a through hole 71 penetrating in the vertical direction. The water discharger 10 is mounted by inserting the mounting portion 50 through the through hole 71 and sandwiching the upper surface 72 and the lower surface 73 of the counter 70 in the vertical direction.
Further, the water discharger 10 includes a solenoid valve connected to a water supply source (not shown) below the counter 70, and a control unit that controls the solenoid valve.

The water discharge pipe 20 has a base end portion 22 placed on and connected to the upper surface 31 of the pedestal member 30, extends upward from the base end portion 22, is curved in a U-shape, and has a tip end side directed downward, so-called. It has a gooseneck shape. A water supply hose 23 is housed inside the water discharge pipe 20. The water supply hose 23 extends below the counter 70 and is connected to a solenoid valve (not shown).
At the tip end side of the water discharge pipe 20, there is a water discharge port 21 (not shown) facing downward and a sensor having a detection region below the water discharge port 21. When the sensor detects a hand or an object, the sensor transmits a detection signal to the control unit via the harness 24. The harness 24 is housed inside the water discharge pipe 20, extends below the counter, and is connected to a control unit (not shown). The control unit opens the electromagnetic valve based on the detection signal, and water is discharged from the water discharge port 21 through the water supply hose 23.

  The base member 30 has a thin box shape and is arranged on the upper surface 72 of the counter 70. The base end 22 of the water discharge pipe 20 is placed on the upper surface 31 of the pedestal member 30. Further, the pedestal member 30 is formed below the water discharge pipe 20 with an opening 32 into which a mounting portion 50 described later is inserted. Further, the pedestal member 30 has an external appearance extending rightward, which is orthogonal to the pipe axis direction of the water discharge pipe 20, and has two push buttons 34 on the upper surface 33 of the extending portion. Further, as shown in FIG. 2, a storage portion 36 is provided on the back side 35 of the extending portion of the pedestal member 30. The storage section 36 stores a circuit board (not shown) connected to the push button 34. When the push button 34 is operated, the circuit board transmits an operation signal to the control unit via the harness 37. The harness 37 extends from the storage section 36 to below the counter 70 and is connected to a control section (not shown). The control unit controls the solenoid valve based on the operation signal.

  Inside the pedestal member 30, there is an inner peripheral surface 38 that is continuous over the entire circumference. In addition, inside the pedestal member 30, there are several facing surfaces 39 that face the inner peripheral surface with a gap. Specifically, the outer peripheral surface of the storage portion 36 is a facing surface 39 that faces the inner peripheral surface of the pedestal member 30. The outer peripheral surface of the ring member 55 of the mounting portion 50, which will be described later, is also the facing surface 39 that faces the inner peripheral surface of the pedestal member 30 with a gap.

  A lid member 40 is attached to the back side of the base member 30. The lid member 40 is made of an elastically deformable soft material, and has a substrate portion 41 having a flat bottom surface as shown in FIG. Further, an outer peripheral wall 42 rising upward is continuously provided on the outer periphery of the lid member 40, and the outer periphery of the lid member 40 has substantially the same shape along the inner periphery of the pedestal member 30. Further, an elastically deformable soft convex portion 43 is integrally formed on the outer peripheral surface of the lid member 40 over the entire circumference. The lid member 40 is attached to the pedestal member 30 by inserting and fitting the outer peripheral wall 42 between the inner peripheral surface 38 and the facing surface 39 of the pedestal member 30. In addition, the substrate portion 41 of the lid member 40 covers the storage portion 36 from the back side of the pedestal member 30, and the convex portion 43 is pressed against the inner peripheral surface 38 of the pedestal member 30 and elastically deforms, and the convex portion 43 is crushed. It is installed in a watertight manner.

  Further, in the lid member 40, similarly to the pedestal member 30, an opening portion 44 into which a mounting portion 50 described later is inserted is formed below the base end portion 22 of the water discharge pipe 20. Further, the base plate portion 41 of the lid member 40 has a partition wall portion 45 protruding upward at a position between the mounting portion 50 and the storage portion 36. The partition wall portion 45 is inserted and fitted between the outer peripheral surface of the storage portion 36 and the outer peripheral surface of the ring member 55 of the mounting portion 50 described later. In addition, the end portion 46 of the partition wall portion 45 forms a space with a space from the outer peripheral wall 42, and the harness 37 extending from the storage portion 36 is inserted into the space, and the harness 37 has the opening portion 44. It is inserted and extends below the counter 70.

  Further, the peripheral portion of the opening portion 44 of the lid member 40 has a thick portion 47 protruding downward from a lower portion of the storage portion 36 which is a portion apart from the opening portion 44. As shown in FIG. 4, the thick portion 47 largely projects downward from the lower surface of the pedestal member 30. In addition, the thick portion 47 has a larger downward projection amount as it goes to the left side away from the storage section 36, and is inclined toward the left direction away from the storage section 36.

As shown in FIGS. 2 and 3, the base end portion 22 of the water discharge pipe 20 has a mounting portion 50. The mounting portion 50 includes a bolt 51, a ring member 55, a ring member nut 58, a horseshoe fitting 61, and a fastening nut 67.
The head portion 52 of the bolt 51 is inserted into the insertion portion 25 formed at the base end portion 22 of the water discharge pipe 20, and extends downward from the base end portion 22 of the water discharge pipe 20. Further, the bolt 51 has a male screw portion 53 formed on the outer periphery thereof, and a flat surface portion 54 which is partially cut away in the radial direction.
In the ring member 55, a through hole 56 through which the bolt 51 is inserted is formed vertically. In the ring member 55, the bolt 51 is inserted into the through hole 56, and the ring member nut 58 is screwed into the male screw portion 53 of the bolt 51 from below, so that the base end portion 22 of the water discharge pipe 20 and the ring member 55. It is clamped and fixed in the vertical direction by the nut 58. The lower surface 57 of the ring member 55 is a surface that contacts the upper surface of the lid member 40 and press-contacts the upper surface 72 of the counter 70 via the lid member 40.

The horseshoe fitting 61 has a mountain shape with an inclined upper surface 66, and is attached so that a resin cover member 63 covers the metal fitting 62 from above. Further, in the horseshoe fitting 61, a through hole 64 through which the bolt 51 is inserted is formed in the vertical direction, and a flat surface portion 65 that engages with the flat surface portion 54 of the bolt 51 is formed on the inner periphery of the through hole 64. There is. The horseshoe metal fitting 61 is slidably inserted in the vertical direction with respect to the bolt 51, and is engaged with the flat surface portion 65 of the bolt 51 so as not to rotate. The upper surface 66 of the horseshoe fitting 61 serves as a surface for pressing the lower opening of the through hole 71 of the counter 70.
The fastening nut 67 has an internally threaded portion 68 formed on the inner periphery thereof, and is screwed into the male threaded portion 53 of the bolt 51, and its upper surface abuts the lower surface of the horseshoe fitting 61, so that the horseshoe fitting 61 is placed on the lower surface side of the counter 70. Push up.
When the fastening nut 67 is tightened, the counter 70 is vertically sandwiched between the lower surface 57 of the ring member 55 and the upper surface 66 of the horseshoe fitting 61, and the water discharger 10 is attached to the counter 70. At that time, the peripheral portion of the opening 44 of the lid member 40 is pressed and crushed between the lower surface 57 of the ring member 55 and the upper surface 72 of the counter 70.

  As described above, the storage portion 36 of the pedestal member 30 is covered with the lid member 40 from the back side of the pedestal member 30, and the lid member 40 is watertight on the inner peripheral surface 38 of the pedestal member 30 around the storage portion 36. Since it is mounted, the watertightness of the periphery of the storage section 36 is secured by the mounting section 50 without pressing the cover member 40 against the upper surface 72 of the counter 70 to crush it. Therefore, it is not necessary to crush the seal member and the like between the lower surface of the peripheral edge of the pedestal member 30 and the upper surface 72 of the counter 70 to make it watertight.

Next, the operation and effect of the first embodiment will be described.
The water spouting device 10 of the first embodiment is connected to a water spouting pipe 20 having a water spouting port 21 on the distal end side and a base end portion 22 of the water spouting pipe 20, and extends in the right direction orthogonal to the pipe axis direction of the water spouting pipe 20. A pedestal member 30 having a storage portion 36 on the back side, and a lid member 40 that covers the storage portion 36 from the back side of the pedestal member 30 and is watertightly attached to the inner peripheral surface 38 of the pedestal member 30.

  According to such a water discharge device 10, since the lid member 40 covers the storage portion 36 from the back side of the pedestal member 30 and is watertightly attached to the inner peripheral surface 38 of the pedestal member 30, the attachment strength to the counter 70 is high. The watertightness of the storage section 36 can be ensured regardless of the above. Therefore, the water discharger 10 has good water tightness.

  Further, in the water discharger 10 of the first embodiment, the lid member 40 has the outer peripheral wall 42, the inner surface 38 of the pedestal member 30 has the facing surface 39 facing the inner peripheral surface 38 with a space, and the outer circumference. The wall 42 is fitted between the inner peripheral surface 38 and the facing surface 39.

  According to such a water discharge device 10, by fitting the outer peripheral wall 42 of the lid member 40 between the inner peripheral surface 38 and the facing surface 39, the lid member 40 is less likely to come off the pedestal member 30, and is stored. The watertightness of the portion 36 can be further ensured. Therefore, the water spouting device 10 having even better water tightness is obtained.

  Further, in the water discharger 10 of the first embodiment, the outer peripheral surface of the lid member 40 integrally has the elastically deformable soft convex portion 43.

  According to such a water discharge device 10, when the lid member 40 is mounted on the inner peripheral surface 38 of the pedestal member 30, the convex portion 43 is elastically deformed and crushed, so that the watertightness can be further secured. Therefore, the water spouting device 10 having even better water tightness is obtained.

  Further, in the water discharger 10 of the first embodiment, below the base end portion 22 of the water discharge pipe 20, a through hole 71 penetrating the counter 70 in the vertical direction is inserted, and a mounting portion 50 for sandwiching the counter 70 in the vertical direction is provided. The lid member 40 is made of an elastically deformable soft material in which an opening 44 through which the mounting portion 50 is inserted is formed, and the peripheral portion of the opening 44 of the lid member 40 is closer to the peripheral portion than the opening 44. Also protrudes downward.

  According to such a water discharge device 10, since the lid member 40 is a soft material that is elastically deformable, and the peripheral portion of the opening 44 of the lid member 40 projects downward, it hits the upper surface 72 of the counter 70. At the time of contact, the peripheral portion of the opening 44 of the lid member 40 is elastically deformed and crushed to provide a buffer. Thereby, when the mounting part 50 clamps the counter 70 in the vertical direction, it is possible to prevent an excessive force from being applied to the mounting part 50, and the water discharge device 10 can be stably mounted. Further, the watertightness around the mounting portion 50 can be secured. Therefore, the water spouting device 10 having even better water tightness is obtained.

  In addition, in the water discharger 10 of the first embodiment, the counter 70 is clamped in the vertical direction by the mounting portion 50 so that the peripheral portion of the opening 44 of the lid member 40 is pressed against the counter 70 and the mounting portion 50. And it is crushed.

  According to such a water discharge device 10, the peripheral portion of the opening 44 of the lid member 40 is pressed from above and below to be elastically deformed and crushed, so that the watertightness of the periphery of the mounting portion 50 can be further secured. Therefore, the water spouting device 10 having even better water tightness is obtained.

<Other Examples>
The present invention is not limited to the embodiments described by the above description and the drawings, and the following embodiments are also included in the technical scope of the present invention.
(1) In the first embodiment, the water spouting device 10 has a sensor on the tip side of the water spouting pipe 20, but it may be a water spouting device in which spouting water is operated by a manual operation unit.
(2) In the first embodiment, the pedestal member 30 has a thin box shape, the base end portion 22 of the water discharge pipe 20 is connected to the left side, and the push button 34 is provided on the right side. The shape may be such that it extends from the connecting portion of the water discharge pipe 20 with the base end portion 22 in the entire circumferential direction orthogonal to the pipe axis direction of the water discharge pipe 20.
(3) In the first embodiment, the outer peripheral wall 42 of the lid member 40 is fitted between the inner peripheral surface 38 and the facing surface 39 of the pedestal member 30, but the lid member 40 has the outer peripheral wall 42. The lid member 40 may not be provided, and may be attached to the pedestal member 30 by being fixed by snap fitting, screws, or the like.
(4) In the first embodiment, the convex portion 43 is integrally formed on the outer peripheral surface of the lid member 40, but an elastically deformable seal member is provided as a separate component, and the lid member 40 uses the seal member as the base member 30. It may be mounted in a watertight manner by being pressed against the inner peripheral surface 38 and crushed.
(5) In the first embodiment, the lid member 40 is made of an elastically deformable soft material, is watertightly attached to the inner peripheral surface of the pedestal member 30, and is also watertight around the through hole 71 of the counter 70. However, the watertightness of the peripheral portion of the through hole 71 of the counter 70 may be ensured by another component other than the lid member.

DESCRIPTION OF SYMBOLS 10 ... Water discharge device 20 ... Water discharge pipe 21 ... Water discharge port 22 ... Base part 30 ... Base member 36 ... Storage part 38 ... Inner peripheral surface 39 ... Opposing surface 40 ... Lid member 42 ... Outer peripheral wall 43 ... Convex part 50 ... Mounting part 70 ... Counter (attached part)
71 ... Through hole

Claims (5)

A water discharge pipe having a water discharge port on the tip side,
A pedestal member connected to the base end portion of the water discharge pipe, at least a part of which extends in a direction orthogonal to the pipe axis direction of the water discharge pipe, and which has a storage portion on the back side,
A water discharge device comprising: a lid member that covers the storage portion from the back side of the pedestal member and is watertightly attached to the inner peripheral surface of the pedestal member. The lid member has an outer peripheral wall,
Inside the pedestal member, there is a facing surface facing the inner peripheral surface with a space,
The water discharger according to claim 1, wherein the outer peripheral wall is fitted between the inner peripheral surface and the facing surface.   The water discharger according to claim 1, wherein an outer peripheral surface of the lid member integrally has an elastically deformable soft convex portion. Below the base end portion of the water discharge pipe, a through-hole penetrating the attached portion in the vertical direction is inserted, and a mounting portion for sandwiching the attached portion in the vertical direction is provided,
The lid member is formed of an elastically deformable soft material in which an opening through which the mounting portion is inserted is formed,
The water discharger according to any one of claims 1 to 3, wherein a peripheral portion of the opening of the lid member projects downward from a portion apart from the opening.   The peripheral portion of the opening of the lid member is pressed and crushed between the attached portion and the attaching portion when the attached portion is sandwiched by the attaching portion in the vertical direction. The water discharge device described.

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