JP6416716B2 - Automatic faucet - Google Patents

Description

  The present invention relates to an automatic faucet.

  Conventionally, water is automatically discharged when an object such as a hand is detected by a detection sensor (sensor unit) such as an infrared sensor, photoelectric sensor, or radio wave sensor, and water is automatically stopped when an object is removed from the detection area of the detection sensor. The automatic faucet (automatic faucet device) configured as described above is used in kitchen counters, toilets, and bathroom vanities.

  In addition, this type of automatic faucet includes, for example, a support body that protrudes with its base end fixed to a kitchen counter or a top plate of a bathroom vanity, and a water outlet that discharges water. A water discharge portion is provided with a water discharge head disposed on the tip side and detachably attached to the support body so as to be able to be drawn, and further, a detection sensor is provided on the support body of the water discharge portion. Yes (see, for example, Patent Document 1). Thereby, when a detected object such as a hand is put out to the water outlet side, this can be detected by the detection sensor provided on the support and can be automatically discharged.

  Furthermore, this automatic water faucet is arranged so that the sensor part and the water discharge head overlap each other so that the support body and the water discharge head are integrated with each other in a state in which the drawn water discharge head is returned to the original state and held by the support body. It is configured.

JP2015-105517A

  However, in the above-described conventional automatic faucet, if the sensor unit is arranged above or in front of the water discharge head to constitute the water discharge unit, the sensor unit overlaps (covers) when returning the water discharge head to the support, It is conceivable that the portion holding the head is difficult to see and it is difficult to return the water discharge head to the support.

  In view of the above circumstances, the present invention provides an automatic faucet that can greatly enhance the operability when the water discharge head is attached to and detached from the support, particularly when the water discharge head is returned to the support and held. The purpose is to provide.

  In order to achieve the above object, the present invention provides the following means.

  The automatic water faucet of the present invention includes a support body that protrudes by fixing the rear end side, and a water discharge head that is provided with a hose connected thereto and is detachable and drawable on the front end side of the support body. An automatic water faucet provided with the water discharge head and a sensor part provided on the front end side of the support in front of or near the water discharge head so as to overlap in the vertical direction or the front-rear direction. A holding portion for holding the water discharge head by fitting the rear end side of the water discharge head so as to be detachable and drawable is provided, and protrudes forward in the drawing direction of the water discharge head, and the drawn water discharge head is attached to the support body. A guide portion is provided that engages when returning to the distal end side and guides the water discharge head in a direction along the drawing direction.

  Here, “upward or near” in the present invention includes an oblique state that is upward and near (in the obliquely upward and near side).

  In the automatic water faucet of the present invention, it is desirable that the guide portion is provided so as to be connected to the sensor portion and the holding portion.

  Furthermore, in the automatic water faucet of the present invention, it is more desirable that the guide portion includes an inclined portion on the leading end side in the drawing direction, and the leading end side is formed in a pointed shape.

  In the automatic water faucet of the present invention, the operability when the water discharge head of the water discharge portion is attached to and detached from the support, particularly the operability when returning the water discharge head to the support can be greatly improved.

It is a perspective view which shows a vanity. It is a perspective view which shows the water discharging part of the automatic water tap which concerns on one Embodiment of this invention. It is a perspective view which shows the water discharging part of the automatic faucet which concerns on one Embodiment of this invention, and is a figure which shows the state which pulls out the water discharging head from a support body. FIG. 4 is a cross-sectional view taken along line X1-X1 of FIG. 3 and showing a water discharge part of an automatic water faucet according to an embodiment of the present invention. It is a perspective view which shows the sensor part and support body of the water discharging part of the automatic faucet which concerns on one Embodiment of this invention. FIG. 4 is a view taken along the line X2-X2 in FIG. 3 and is a view illustrating a guide portion of a water discharge portion of the automatic faucet according to an embodiment of the present invention.

  Hereinafter, an automatic faucet according to an embodiment of the present invention will be described with reference to FIGS. 1 to 6.

  The automatic faucet A of the present embodiment is provided on a vanity B, for example, as shown in FIG. 1 and FIG. 2 to FIG. 4, and includes a support 1 and a spout 2 for discharging water. 1 is provided with a water discharge section 4 including a water discharge head 3 which is disposed on the front end side of the apparatus 1 and is detachably attached to the support 1 so as to be capable of being pulled out.

  Moreover, in this embodiment, the support stand 1 is fixed and protruded to the cabinet of the vanity table B, the standing wall surface of the wash bowl, etc., and the water discharge part 4 (automatic water tap A) protrudes diagonally downward and is installed. ing.

  The water discharge unit 4 of the present embodiment is configured by integrally providing the support unit 1 with a sensor unit 5 having a detection sensor 5a on the distal end side of the support 1, and an object such as a hand is detected by the detection sensor 5a (sensor unit 5). Water is automatically discharged when detected, and water is automatically stopped when an object is removed from the detection range of the detection sensor 5a.

  The automatic faucet A is configured so that it can be used as a manual faucet by operating the manual operation section when it is desired to continue water discharge for a long time, for example, when water is drawn.

  In the present embodiment, the sensor unit 5 is provided above (or in front of) the water discharge head 3 held by the support 1 and is provided so as to overlap the water discharge head 3 in the vertical direction (or front-rear direction). . At this time, the sensor unit 5 and the water discharge head 3 are each formed in a substantially semicircular cross section, the sensor unit 5 and the water discharge head 3 overlap each other, and the planar lower surface 5b of the sensor unit 5 and the plane of the water discharge head 3 In the state where the water discharge head is held with the upper surface 3a facing each other so as to be in surface contact, the tip portion of the water discharge portion 4 including the sensor portion 5 and the water discharge head 3 is configured to have a substantially cylindrical shape.

  Further, as shown in FIGS. 3 to 6, a cylindrical shape protruding to the front side 1 a of the water discharge head 3 in the drawing direction T <b> 1 on the front surface 1 a of the support body 1 facing the rear end surface 3 b of the water discharge head 3. A holding unit 6 is provided. Then, a hose (flexible pipe) 7 is inserted into the cylindrical holding portion 6 so as to be able to advance and retreat, and the tip of the hose 7 is connected to the water discharge head 3 so that the water discharge head 3 can discharge water and be drawn out. ing.

  Further, a fitting hole 3c is recessed in the rear end surface 3b of the water discharge head 3, and when the water discharge head 3 is returned so as to be accommodated, the holding portion 6 is fitted into the fitting hole 3c, whereby the water discharge head 3 is It is configured to be detachably held.

  On the other hand, in the present embodiment, a flat plate-like guide portion 8 that extends forward from the front surface 1a of the support 1 in the pulling direction T1 is provided. Further, the water discharge head 3 is provided with a guide recess 9 that is recessed forward from the rear end surface in the pull-out direction T1.

  Furthermore, in this embodiment, the guide part 8 is provided between the sensor part 5 and the holding part 6, and while the guide part 8 connects the lower end to the upper part of the holding part 6, and protrudes upwards, The upper end is connected to the planar lower surface 5 b of the sensor unit 5 and is integrally connected to the sensor unit 5 and the holding unit 6. Further, the guide portion 8 is provided with a substantially triangular notch on the front end side in the extending direction of the pull-out direction T1, so that the lower end is closer to the upper end side from the rear end side toward the front end side. 8a is provided. In other words, the guide portion 8 is formed with a sharp portion 8b on the distal end side whose height dimension is gradually reduced from the rear end side toward the distal end. Further, the contact point between the guide portion 8 that is the tip of the pointed portion 8 b of the guide portion 8 and the lower surface 5 b of the sensor portion 5 is disposed at a position deeper than the tip of the holding portion 6.

  And in the automatic faucet A of this embodiment which consists of the said structure, the guide part 8 is provided in the front end side of the support body 1, and the guide recessed part 9 is provided in the water discharging head 3. FIG. For this reason, when returning the water discharge head 3 from the pulled-out state, the holding portion 6 is fitted into the fitting hole 3c of the water discharge head 3, and the water discharge head 3 is rotated around the axis line. The guide portion 8 can be easily engaged with the guide recess 9 by adjusting the position and orientation of the guide.

  Thereby, the guide recessed part 9 engages with the guide part 8, and thereby the water discharge head 3 is guided in the front-rear direction along the pull-out direction T1, that is, the water discharge head 3 guides its axial direction along the pull-out direction T1. Then, the holding part 6 can be suitably fitted and stored in the original position.

  Moreover, even if the water discharge head 3 is slightly inclined with respect to the guide portion 8 by forming the guide portion 8 with a pointed portion 8b (inclined portion 8a) on the tip end side, If the position and orientation of the water discharge head 3 are adjusted by rotating the surroundings, the pointed portion 8b of the guide portion 8 can be easily engaged with the guide concave portion 9. And by pushing in the water discharge head 3 in the state in which the cusp 8b is engaged, the position and direction of the water discharge head 3 are guided to the guide part 8 and are automatically guided to a predetermined state. Thereby, the operability of the storing operation of the water discharge head 3 can be further enhanced.

  Therefore, according to the automatic faucet A of the present embodiment, even if the sensor unit 5 is disposed so as to overlap above (or in front of) the water discharge head 3 and the holding unit 6 is difficult to see, the guide unit 8 and the guide By providing the concave portion 9, the storing operation of the water discharge head 3 can be easily performed. That is, the operability when attaching / detaching the water discharge head 3 to / from the support 1, particularly the operability when returning the water discharge head 3 to the support 1 can be greatly enhanced.

  Further, in the automatic faucet A of the present embodiment, the water discharge head 3 is engaged with the guide portion 8 and stored and held in addition to the water discharge head 3 being fitted to the holding portion 6. It is possible to make it difficult for the rattling to occur.

  Further, in the automatic faucet A of the present embodiment, as shown in FIG. 3, since the guide portion 8 is connected to the sensor portion 5 and the holding portion 6, the water discharge head 3 is pulled out and cantilevered. It becomes possible to support the sensor unit 5 to be supported by the guide unit 8 and the holding unit 6. Thereby, the reinforcement effect of the sensor part 5 by the guide part 8 can also be acquired. In particular, it is effective when the sensor part and the support are made of resin.

  As mentioned above, although one Embodiment of the automatic water tap which concerns on this invention was described, this invention is not limited to said one Embodiment, It can change suitably in the range which does not deviate from the meaning.

  For example, in the present embodiment, the shape and shape of the faucet A are illustrated and described as being linear, but may be another shape such as a gooseneck shape. Also in this case, the fixed side to the counter or the wall may be considered as the rear end side, and the side with the water discharge port as the front end side.

DESCRIPTION OF SYMBOLS 1 Support 1a Front surface 2 Water discharge port 3 Water discharge head 3a Upper surface 3b Rear end surface 3c Fitting hole 4 Water discharge part 5 Sensor part 5a Detection sensor 5b Lower surface 6 Holding part 7 Hose 8 Guide part 8a Inclined part 8b Point part 9 Guide recessed part A Automatic Faucet B Vanity T1 Pull-out direction

Claims (3)

A support body that protrudes with the rear end side fixed, a water discharge head that is provided with a hose connected thereto and that can be attached to and removed from the front end side of the support body, and an upper side or a front side of the water discharge head. An automatic water faucet comprising the water discharge head and a sensor unit provided to overlap in the vertical direction or the front-rear direction on the distal end side of the support,
The support body is provided with a holding portion for holding the water discharge head by detachably and detachably fitting the rear end side of the water discharge head, and protrudes forward of the water discharge head in the drawing direction, and the water discharge is drawn out. An automatic water faucet comprising a guide portion that engages when the head is returned to the distal end side of the support and guides the water discharge head in a direction along the drawing direction. The automatic faucet according to claim 1,
An automatic faucet in which the guide portion is provided in connection with the sensor portion and the holding portion. In the automatic faucet according to claim 1 or 2,
An automatic water faucet in which the guide portion includes an inclined portion on the leading end side in the drawing direction, and the leading end side is formed in a pointed shape.

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