CN212251366U - Induction type water faucet - Google Patents

Abstract

The utility model relates to an induction type tap, be fixed in induction window's induction system including the leading body and the assembly of seting up induction window, leading body has hollow inner chamber and one end and has an at least opening, leading body is provided with first fixed coordination portion in the position that the inner chamber corresponds induction window, and still include the fixed bolster, the fixed bolster is roughly along the inner chamber be the structure of threadlike extension and be provided with the fixed coordination portion of second at an at least tip, induction system can be fixed on the fixed bolster at least, the fixed bolster stretches into the inner chamber via the opening and carries out the fixed connection cooperation through first fixed coordination portion and the fixed coordination portion of second, be fixed in induction window's position with the induction system assembly. The utility model provides a brand-new technical means can install infrared induction device at this internal flexibility of leading, and the suitability is higher, has broken through in the past and can only be close to the technical limitation of lower extreme position with infrared induction device setting at leading body.

Description

Induction type water faucet

Technical Field

The utility model relates to an induction type tap.

Background

The induction type faucet is a commonly used faucet at present, and mainly controls a switch of water flow through an infrared reflection principle, so that a user can reach the sensing area to supply water and leave the sensing area to receive the water, and the water is cut off, the water is automatically switched on and off by an inductor without contacting the faucet, and the induction type faucet is convenient and can effectively avoid bacterial cross infection.

Fig. 1 shows the shape of a faucet body of an induction faucet, which is a conventional faucet body, and cast molding is the most common method in manufacturing processes of various faucet bodies. In order to facilitate demolding, in the casting of the faucet body, the draft angle is usually designed to enable the molded product of the faucet body to be smoothly ejected out of the mold, so that in appearance, a common faucet body has a shape of being thin at the top and thick at the bottom, which has the same draft angle as the faucet body 1 shown in the figure.

Fig. 2-3 show the structure and appearance of an infrared sensor device currently used in an induction faucet, specifically, the infrared sensor device 2 includes a housing 21, an infrared sensor 22, and a signal line 23, the infrared sensor 22 is assembled in the housing 21, the infrared sensor 22 generally includes an infrared emitting end and an infrared receiving end for emitting and receiving infrared rays, respectively, the housing 21 is generally made of an infrared permeable material, the housing 21 has a housing sensing window 211 and a connecting seat 212 for installation, the housing sensing window 211 is generally an oval boss structure, the connecting seat 212 has a through hole, one end of the signal line 23 is connected to the infrared sensor 22, and the other end is connected to a controller (not shown) for transmitting a signal to the controller unit to control the on-off of water flow.

Fig. 4-5 show a conventional installation manner of an infrared sensing device installed inside a faucet body, as shown in the figure, a connecting column 13 and an infrared sensing window 11 are cast and formed inside the faucet body 1, a mounting hole 12 is formed in the first connecting column 13, the mounting hole 12 is relatively close to the lower end of the faucet body 1, the mounting hole 12 forms a threaded hole by tapping, and the infrared sensing window 11 and the shell sensing window 211 are matched in shape; as shown in fig. 5, the infrared sensing device 2 is aligned and installed in the faucet body 1, so that the housing sensing window 211 is just assembled in the infrared sensing window 11, the through hole of the connecting seat 212 is aligned with the mounting hole 12, and the connecting seat 212 and the mounting hole 12 are locked by using a screw, thereby completing the fixed installation of the infrared sensing device 2. This kind of mounting means has certain limitation, it is less mainly to lie in the inside space of leading body 1, because the opening of the lower extreme of leading body 1 is great, it is all comparatively convenient to carry out the tapping and install infrared sensing device 2, but if will set up infrared sensing device 2 and then can receive the restriction in space in other positions of leading body 1, for example, the selection sets up infrared sensing device 2 in the inside upper end of leading body 1, because the lower extreme is more narrow compared to the inner wall of leading body 1 upper end, not only be difficult to the tapping (general tapping technology can interfere and be difficult to go on because of the conflict of first leading body 1 inner wall), and the workman also can't install infrared sensing device 2 by the position of upper end in stretching into first leading body 1 by the handle.

SUMMERY OF THE UTILITY MODEL

The utility model aims at breaking through the technical limitation that exists among the prior art, striving for to provide an induction type tap that can set up infrared induction system mounted position in a flexible way.

The utility model discloses a following technical scheme realizes:

the utility model provides an induction type water tap, which comprises a tap body provided with an induction window and an induction device assembled and fixed on the induction window, the tap body is provided with a hollow inner cavity, one end of the tap body is provided with at least one opening, the tap body is provided with a first fixed matching part at the position of the inner cavity corresponding to the induction window, and also comprises a fixed bracket which is a structure extending along the inner cavity in a linear way and is provided with a second fixed matching part at least one end part, the induction device can be fixed on the fixed support at least, the fixed support extends into the inner cavity through the opening and is fixedly connected and matched with the second fixed matching part through the first fixed matching part, and the induction device is assembled and fixed at the position of the induction window.

Based on processing and manufacturing considerations, the first fixed matching part and the second fixed matching part are respectively a slot and a plug pin, and the first fixed matching part and the second fixed matching part are fixedly connected and matched through insertion and matching.

Wherein, in order to improve the stability of fixed bolster and induction system installation, slot and bolt correspond respectively and have two sets ofly.

In order to improve the stability of the installation of the fixing support and the induction device, the fixing support comprises a base body part which extends in a linear shape, two pins are arranged in parallel with the base body part in a staggered mode and face to each other, one end of the base body part is connected with a connecting part, the base body part is connected with the pins through the connecting part, the connecting part comprises first bending parts which are connected with the pins and approximately match the appearance of the induction device in shape, and an installation groove for placing the induction device is formed between the first bending parts and the pins.

Based on processing and manufacturing considerations, and in order to improve the installation stability of the induction device, insertion holes for inserting the induction device are formed in the two sides of the induction device corresponding to the positions of the pins, and the pins are inserted into the insertion holes of the induction device and the first bending portions are abutted against the induction device, so that the induction device is fixedly placed in the installation groove.

Based on installation consideration, the connection part further comprises a connection section positioned between the first bending part and the base body part, and the outline of the connection section forms an abdicating space for installing and abdicating the lead of the induction device.

Based on processing and manufacturing considerations, the base body portion comprises two first straight bars and two second straight bars which are fixedly connected together side by side, the connecting section further comprises a second bending portion and a connecting portion, the second bending portion is connected to the same ends of the first straight bars and the second straight bars, the same ends of the first straight bars and the second straight bars extend in opposite directions, the second bending portion and the first straight bars and the second straight bars are bent in an L shape, the connecting portion is approximately parallel to the base body portion, the second bending portion extends in opposite directions are respectively connected with the connecting portions arranged in two opposite directions, and the abdicating space in an approximately "" shape is formed by the second bending portion extending in opposite directions and the first connecting portions arranged in two opposite directions.

When the first fixed matching part is fixedly connected and matched with the second fixed matching part, the other end of the fixed support, which is deviated from the second fixed matching part, can be in positioning fit with the faucet body.

Wherein, in order to install the fixed bolster more closely, define the one end that the fixed bolster deviates from the fixed cooperation portion of second is the fixed bolster second end, the fixed bolster second end forms the third kink of L style of calligraphy bending, when the fixed bolster fixed mounting is in the inner chamber, the third kink is with the direction of orientation the inner chamber wall is buckled, and with the installation end cover of leading body cooperatees, thereby the fixed bolster second end is supported the location by the installation end cover, thereby realize with the cooperation of leading body location.

The fixing end cover is provided with a first bending part and a second bending part, the opening is a threaded hole, the mounting end cover is provided with an external thread matched with the internal thread of the opening, the mounting end cover is gradually close to the second end of the fixing support when screwed into the opening and finally enables the second end of the fixing support to abut against the mounting end cover, the first fixing matching part and the second fixing matching part are pushed by the mounting end cover to be fixedly connected and matched in the continuous screwing process of the mounting end cover, and finally the mounting end cover abuts against the third bending part to complete the fixed connection and matching of the first fixing matching part and the second fixing matching part.

The utility model discloses following beneficial effect has: the utility model provides a can be at this internal nimble fixed bolster of installing infrared induction system of leading, do not make under the condition of great change to the structure of infrared induction system and leading body among the prior art, just can be used for installing infrared induction system at this internal most positions of leading, the suitability is higher, a brand-new technological means is provided, broken through in the past can only be close to the technical limitation of lower extreme position with infrared induction system setting at leading body, can make nimble change with infrared induction system's position as required.

Drawings

FIG. 1 is a schematic view of a faucet body of the prior art;

FIG. 2 is a schematic diagram of an infrared sensing device of the prior art;

FIG. 3 is an exploded view of an infrared sensor assembly of the prior art;

FIG. 4 is a schematic view of the interior of the faucet body of FIG. 1 cut away;

FIG. 5 is a schematic view of a prior art infrared sensing device installed in a faucet body;

FIG. 6 is a schematic view of the faucet body in an embodiment (angle one);

FIG. 7 is a schematic view of the inner structure of the faucet body in the embodiment cut away;

FIG. 8 is a schematic view of an infrared sensor device in an embodiment;

FIG. 9 is a schematic view of an infrared sensor device housing in an embodiment;

FIG. 10 is a schematic view of a fixing bracket in the embodiment;

FIG. 11 is a schematic view showing an infrared sensor device mounted on a fixing bracket according to an embodiment;

FIG. 12 is a schematic view of the mounting bracket mounting the infrared sensing device inside the faucet body;

FIG. 13 is a schematic view of the faucet body in the example (angle two).

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 6 to 13, as a preferred embodiment of the present invention, an induction faucet is provided, which mainly includes a faucet body 3, an infrared sensor 4, and a fixing bracket 5. Referring to fig. 6, the faucet body 3 is substantially in a shape of "thin top and thick bottom" with a slope, and has openings at both ends, defining that the end of the faucet body 3 with a smaller outer diameter (thinner) is the top, the end of the faucet body 3 with a larger outer diameter (thicker) is the bottom, and the position on the faucet body 3 near the top is provided with an infrared sensing window 31. Fig. 7 shows the internal structure of the tap body 3 after being cut, please refer to fig. 7, the inner wall of the tap body 3 is provided with a first connecting column 32 and a second connecting column 33 which are arranged to extend in the up-down direction, the first connecting column 32 and the second connecting column 33 are respectively provided with a first mounting hole 321 and a second mounting hole 331, the first connecting column 32, the second connecting column 33, the first mounting hole 321 and the second mounting hole 331 can be cast and molded with the tap body 3 as a whole, and the first mounting hole 321 and the second mounting hole 331 are arranged at two sides of the infrared sensing window 31, so that the arrangement can be conveniently aligned with the position of the infrared sensing device 4.

Referring to fig. 8 and 9, the structure of the infrared sensing device 4 is substantially the same as that of the infrared sensing device 2 (please refer to fig. 3 and the description in the background art in detail), except that the housing 44 of the infrared sensing device 4 has two first connection seats 41 and two second connection seats 42 symmetrically disposed on the left and right sides of the illustrated position, the first connection seats 41 and the second connection seats 42 are respectively provided with a first connection hole 410 and a second connection hole 420, and for convenience of description, fig. 9 also indicates the housing sensing window 43 for being assembled in the infrared sensing window 31 and the signal line connector 45 for mounting the signal line on the housing 44.

In particular, the present embodiment further provides a fixing bracket 5, and as shown in fig. 10, the fixing bracket 5 includes two linear extending base portions 51 fixedly connected together side by side, and two first pins 55 and two second pins 56 disposed in parallel and facing with each other are provided at the upper end of the base portion 51. A coupling portion 500 is provided between the base portion 51 and the first and second pins 55 and 56, and the base portion 51 is coupled to the first and second pins 55 and 56 by the coupling portion 500. The connecting portion 500 includes a first bent portion 54, a second bent portion 53 and a connecting portion 59, wherein the first bent portion 54 is a linear shape matching with the outer shape of the bottom of the housing 44, and the first bent portion 54, the first plug 55 and the second plug 56 together form a substantially "" mounting groove 58 for mounting and placing the infrared sensor device 2; the second bending portion 53 is connected to the same end of the two base portions 51 and extends in opposite directions, and is bent substantially in an L shape with the base portions 51, the connecting portion 59 is substantially parallel to the base portions 51, the second bending portion 53 and the connecting portion 59 form an L-shaped connecting section, a recess 57 substantially in a shape of a Chinese character 'ji' is formed between the two connecting portions 59 of the fixing bracket 5 by bending the second bending portion 53, when the infrared sensing device 4 is mounted on the fixing bracket 5, the mounting groove 58 is used for mounting the housing 44, and the recess 57 is used for the signal line connector 45 and the signal line recess. The upper end of the base part 51 is formed with a generally step-shaped opening through the connection of the first pin 55, the second pin 56 and the connecting part 500, the lower end of the base part 51 is provided with a third bending part 52 bent in an L shape with the base part 51, when the fixing bracket 5 is assembled inside the faucet body 3, the third bending part 52 is used for positioning and matching with the faucet body 3, and since the faucet body 3 is generally in a shape of "thin upper part and thick lower part" with a slope, the third bending part 52 is preferably configured to bend in a direction towards the wall of the inner cavity of the faucet body 3 when the fixing bracket 5 is fixedly installed in the inner cavity of the faucet body 3, so as to improve the space utilization rate and avoid interference with other components (such as water pipes and the like) inside the faucet body 3. The first and second pins 55 and 56 have shapes matched with the shapes of the first and second connection holes 410 and 420, and the interval between the first and second pins 55 and 56 can be matched with the interval between the first and second connection holes 410 and 420, that is, when the first pin 55 is inserted into the first connection hole 410, the second pin 56 can be just inserted into the second connection hole 420. In other embodiments, the fixing bracket 5 may be integrated and not connected by two struts.

As shown in fig. 11, the infrared sensing device 4 is mounted on the fixing bracket 5, and specifically, the first bolt 55 and the second bolt 56 respectively pass through the first connection hole 410 and the second connection hole 420 to mount the infrared sensing device 4 on the fixing bracket 5, and due to the limitation of the first bending part 54, after the first connection seat 41 and the second connection seat 42 are mounted with the first bolt 55 and the second bolt 56, the housing 44 abuts against the first bending part 54, and the signal wire connector 45 is located in the abdicating groove 57. In the present embodiment, the avoiding groove 57 is provided for avoiding the signal line connector 45, and in other embodiments, if the installation manner of the signal line 23 is changed, for example, the signal line 23 is selected to run from the back of the infrared sensing device 4 shown in fig. 8, it is not necessary to provide the signal line connector 45 below the housing 44 for the signal line 23 to run through, and the second bending portion 53 and the avoiding groove 57 may not be provided. In addition, in the embodiment, the infrared sensing device 4 is mounted on the fixing bracket 5 in a way of shaft hole matching (the first bolt 55, the second bolt 56, the first connection hole 410, and the second connection hole 420), but in other embodiments, other mounting ways may be adopted, such as clamping, screwing, and the like.

Fig. 12 shows a manner of installing the infrared sensing device 4 in the faucet body 3 by using the fixing bracket 5, please refer to fig. 12, since the fixing bracket 5 has a certain length and is thin and long, the fixing bracket 5 can be easily inserted into the faucet body 3, and then the first bolt 55 and the second bolt 56 are respectively aligned with the second installation hole 331 and the first installation hole 321 to be pushed and inserted into the second installation hole 331 and the first installation hole 321, after the pushing is in place, the housing sensing window 43 is assembled into the infrared sensing window 31, and the third bending portion 52 of the fixing bracket 5 can abut against the fixing end cover 6 of the faucet body 3, so as to fix the second infrared sensing device 4. The fixing bracket 5 itself may be made of a material having elasticity to make the connection more tight. In addition, in this embodiment, the inner cavity wall of the faucet body 3 is provided with the installation insertion holes (the first connection hole 410 and the second connection hole 420) and the end of the fixing bracket 5 is provided with the bolts, in other embodiments, the inner cavity wall of the faucet body 3 may be inversely provided with the bolts, and the end of the fixing bracket 5 is provided with the installation insertion holes for matching connection.

To facilitate the push-insertion of the fixing bracket 5 into the second mounting hole 331 and the first mounting hole 321, and make the connection of fixed bolster 5 and leading body 3 tighter, this embodiment is provided with a fixed end cover 6 at the lower end opening of leading body 3, refer to fig. 12 and fig. 13, the lower end opening of leading body 3 is the screw hole, fixed end cover 6 can cooperate with the screw hole of leading body 3 lower end opening, screw in the lower end opening of leading body 3, the length of fixed bolster 5 sets up to be that third kink 52 can be contradicted by fixed end cover 6 when fixed end cover 6 screws in the lower end opening of leading body 3, along with fixed end cover 6 constantly screws in leading body 3, just can upwards promote fixed bolster 5 to insert in second mounting hole 331 and first mounting hole 321, when fixed end cover 6 screwed in place, fixed bolster 5 is then supported tightly and is accomplished fixedly. It should be noted that the fixing end cap 6 is not necessary, and the above-mentioned technical effect of fixing the infrared sensing device 4 can be achieved as long as a structure capable of abutting against the lower end of the fixing bracket 5 is provided in the faucet body 3, for example, a clamping hole can be provided in the faucet body 3, after the fixing bracket 5 is pushed to a proper position, the lower end of the fixing bracket 5 (for example, the third bending portion 52 in this embodiment) is just clamped into the clamping hole, or only the lower end of the fixing bracket 5 (for example, the third bending portion 52 in this embodiment) abuts against the bottom wall of the faucet body 3, which is also feasible, but the fixing end cap 6 is provided to make the operation more convenient and the connection more compact.

In addition, in this embodiment, the first connecting seat 41, the second connecting seat 42, the first mounting hole 321, the second mounting hole 331, the first bolt 55, and the second bolt 56 are respectively provided in two corresponding sets, so that the second infrared sensing device 4 can be fixed more stably after being mounted through the clamping portion formed by the two connecting and mounting grooves 58, in other embodiments, only one set (for example, only the second connecting seat 42, the first mounting hole 321, and the second bolt 56) may be provided to mount the infrared sensing device 4, but such a mounting manner is poor in stability.

The induction type faucet provided by the embodiment has the advantages that the fixing support capable of flexibly installing the infrared sensing device is provided, the infrared sensing device can be used for installing most positions of the infrared sensing device in the faucet body under the condition that the structures of the infrared sensing device and the faucet body in the prior art are not greatly changed, the applicability is high, more important meaning is that a brand new technical means is provided, the technical limitation that the infrared sensing device can only be arranged at the position, close to the lower end, of the faucet body in the prior art is broken through, the position of the infrared sensing device can be flexibly changed according to needs, for example, the infrared sensing device is arranged to be high, a person does not need to bend down to place a handle close to the lower end of the faucet body when using the induction type faucet, and the induction type faucet is only one example, and can be changed in various ways according to different use environments.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides an induction type tap, is fixed in including the leading body that sets up the response window and assembly induction system of response window, the leading body has hollow inner chamber, its characterized in that: the faucet comprises a faucet body and further comprises a fixing support, wherein the faucet body is provided with a first fixing matching portion at a position, corresponding to an induction window, of the inner cavity, the fixing support is of a structure which extends in a linear mode approximately along the inner cavity, a second fixing matching portion is arranged at least one end of the fixing support, the induction device can be fixed on the fixing support at least, the fixing support extends into the inner cavity through the opening and is fixedly connected and matched with the second fixing matching portion through the first fixing matching portion, and the induction device is assembled and fixed at the position of the induction window.

2. The induction faucet of claim 1, wherein: the first fixed matching part and the second fixed matching part are respectively a slot and a plug pin, and the first fixed matching part and the second fixed matching part are fixedly connected and matched through plugging and matching.

3. The induction faucet of claim 2, wherein: the slots and the pins are respectively provided with two groups correspondingly.

4. The induction faucet of claim 3, wherein: the fixing support comprises a base body part which extends in a linear mode, the plug pins and the base body part are arranged in a staggered parallel mode and are oppositely arranged, one end of the base body part is connected with a connecting part, the base body part is connected with the plug pins through the connecting part, the connecting part comprises first bending parts which are connected with the plug pins and approximately match the appearance of the induction device in shape, and installation grooves for placing the induction device are formed between the first bending parts and the plug pins.

5. The induction faucet of claim 4, wherein: the induction device is provided with jacks for inserting the induction device at two sides corresponding to the positions of the pins, and the pins are inserted into the jacks of the induction device and the first bending parts are abutted against the induction device, so that the induction device is fixedly placed in the mounting groove.

6. The induction faucet of claim 4, wherein: the connecting part further comprises a connecting section positioned between the first bending part and the base body part, and the outline of the connecting section forms an abdicating space for the lead installation abdicating of the induction device.

7. The induction faucet of claim 6, wherein: the base body portion comprises two first straight rods and two second straight rods which are fixedly connected together side by side, the connecting section comprises a second bending portion and a connecting portion, the second bending portion is connected to the same ends of the first straight rods and the second straight rods, the same ends of the first straight rods and the second straight rods extend in opposite directions, the first straight rods and the second straight rods are bent in an L shape approximately, the connecting portion is approximately parallel to the base body portion, the second bending portions extend in opposite directions and are connected with the connecting portions arranged in opposite directions, and the second bending portions and the first connecting portions arranged in opposite directions form an approximately "" shape receding space.

8. The induction faucet of claim 1, wherein: when the first fixed matching part is fixedly connected and matched with the second fixed matching part, the other end of the fixed support, which deviates from the second fixed matching part, can be in positioning fit with the faucet body.

9. The induction faucet of claim 8, wherein: defining one end of the fixing support, which is deviated from the second fixing matching part, as a second end of the fixing support, wherein the second end of the fixing support forms a third bending part bent in an L shape, and when the fixing support is fixedly installed in the inner cavity, the third bending part is bent towards the wall of the inner cavity and matched with the installation end cover of the faucet body, so that the second end of the fixing support is abutted and positioned by the installation end cover, and the fixing support is positioned and matched with the faucet body.

10. The induction faucet of claim 9, wherein: the opening is a threaded hole, the mounting end cover is provided with an external thread matched with the internal thread of the opening, the mounting end cover is screwed in the opening and is gradually close to the second end of the fixed support and finally enables the second end of the fixed support to abut against the mounting end cover, the mounting end cover pushes the first fixed matching part and the second fixed matching part to be fixedly connected and matched in the continuous screwing process of the mounting end cover, and finally the mounting end cover abuts against the third bending part to complete the fixed connection and matching of the first fixed matching part and the second fixed matching part.

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