CN216892693U

CN216892693U - Foot induction system and closestool of closestool

Info

Publication number: CN216892693U
Application number: CN202220013217.6U
Authority: CN
Inventors: 林孝发; 林孝山; 朱峰; 吴佳椿; 孙耀艺
Original assignee: QUANZHOU KEMU INTELLIGENT KITCHEN AND TOILET CO Ltd
Current assignee: QUANZHOU KEMU INTELLIGENT KITCHEN AND TOILET CO Ltd
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-07-05
Anticipated expiration: 2032-01-04

Abstract

A foot sensing device of a closestool and the closestool comprise a fixing frame and a circuit board, wherein a laser emitting element and a laser receiving element are arranged on the front surface of the circuit board; also comprises a sleeve body and a light shield; the sleeve body is detachably sleeved outside the fixing frame, and one end of the sleeve body is provided with a light-transmitting window; the light shield is fixed on the fixed frame and is provided with an assembly groove, the assembly groove is provided with a light outlet hole and a light inlet hole which penetrate through the light transmission window, and the light outlet hole and the light inlet hole form an included angle with the light transmission window; the circuit board is fixed in the assembly groove and is inclined relative to the light transmission window so that the laser emitting element and the laser receiving element are respectively opposite to the light outlet hole and the light inlet hole. The utility model adopts laser ranging to realize induction, and is more sensitive; the circuit board is obliquely and fixedly arranged, so that the installation is convenient, and the consistency of angles is ensured.

Description

Foot induction system and closestool of closestool

Technical Field

The utility model relates to the field of bathrooms, in particular to a foot induction device of a closestool and the closestool.

Background

With the improvement of the requirements of consumers on the living quality, the intelligent closestool starts to walk into thousands of households; at present, a turning ring and flushing water of an intelligent closestool are both turned by a mechanical kick switch and an infrared foot sensor; the mechanical kick switch is a contact switch, a user body is required to directly touch the switch, the intelligence and the sanitation are insufficient, and potential safety hazards exist; the infrared foot sensor is in a non-contact type, and the basic principle is that an infrared signal sent by an infrared transmitting head is reflected by an obstacle in a certain range in front of the infrared transmitting head, and if the energy value of the signal received by an infrared receiving head and reflected by the infrared receiving head reaches a certain amplitude value, response is triggered, but the infrared signal is easily absorbed by a black substance to cause that the reflected signal is too little or even not reflected, so that the response sensitivity is low or not responded; the infrared signal is also easily interfered by the environment, and the infrared signal can also be invalid under the strong light.

In addition, in the conventional infrared foot sensor, in order to improve sensitivity, the infrared transmitting tube and the infrared receiving tube are arranged to transmit or receive infrared light toward the ground at a certain angle. When the circuit board is installed, the infrared transmitting tube and the infrared receiving tube are required to be bent by a certain angle and then are arranged in the shell, and the shell is sealed in a glue filling mode.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to overcome the defects that the existing infrared foot sensor is easy to touch by mistake and inconvenient to install, and provides a foot sensing device of a closestool and the closestool, which adopt laser sensing, are more sensitive and are convenient to install.

The utility model adopts the following technical scheme:

a foot induction device of a closestool is arranged on a closestool body and comprises a fixed frame and a circuit board, wherein the front surface of the circuit board is provided with a laser emitting element and a laser receiving element; also comprises a sleeve body and a light shield; the sleeve body is detachably sleeved outside the fixing frame, and one end of the sleeve body is provided with a light-transmitting window; the light shield is fixed on the fixed frame and is provided with an assembly groove, the assembly groove is provided with a light outlet hole and a light inlet hole which penetrate through the light transmission window, and the light outlet hole and the light inlet hole form an included angle with the light transmission window; the circuit board is fixed in the assembly groove and is inclined relative to the light transmission window so that the laser emitting element and the laser receiving element are respectively opposite to the light outlet hole and the light inlet hole.

Preferably, at least one first fastener is arranged on the periphery of the fixing frame; the sleeve body is correspondingly provided with at least one first buckling part, and the first buckle part is buckled with the corresponding first buckling part to realize detachable connection.

Preferably, one end of the fixing frame, which is opposite to the light shield, is provided with at least one supporting block extending axially, and the supporting block is provided with a second fastener; the periphery of the light shield is correspondingly provided with at least one second buckling part, and the second buckling part is in buckling fit with the corresponding second buckling part.

Preferably, the inner wall of the assembling groove is provided with an inclined plane, and the side wall of the assembling groove is provided with a plurality of clamping grooves; the front surface of the circuit board is attached to the inclined plane, a plurality of convex parts are arranged on the side surface of the circuit board, and the convex parts are embedded in the corresponding clamping grooves.

Preferably, the periphery of the fixing frame is further sleeved with a plurality of sealing rings, and the sealing rings are located between the periphery of the fixing frame and the inner wall of the sleeve body.

Preferably, a step surface is further arranged in the sleeve body, a convex ring is arranged on the periphery of the fixing frame, and the convex ring abuts against the step surface.

Preferably, the device also comprises a connecting wire, one end of which is inserted into the fixed frame and electrically connected with the circuit board; the connecting line is also provided with an SR head which is fixed at the other end of the fixing frame.

The utility model provides a closestool of foot response, includes the staving, and this staving is close to the bottom and is equipped with mounting hole, its characterized in that: the foot induction device of the closestool is further included, and the sleeve body is fixedly arranged in the mounting hole in a penetrating mode.

Preferably, the sealing device further comprises a sealing sleeve, the sealing sleeve is sleeved outside the sleeve body, and a plurality of convex blocks are arranged on the periphery of the sealing sleeve to be in sealing fit with the inner wall of the mounting hole.

Preferably, the decorative ring is further included, and the decorative ring is sleeved on the periphery of the end of the sleeve body where the light-transmitting window is located.

As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:

1. the device and the closestool are provided with the circuit board, the fixing frame, the sleeve body and the light shield to realize induction; the cover body is detachably sleeved outside the fixing frame and is provided with a light transmitting window, the light shield is fixed on the fixing frame and is provided with an assembling groove, the circuit board is fixed on the assembling groove and inclines relative to the light transmitting window, so that the laser emitting element and the laser receiving element are respectively opposite to the light outlet hole and the light inlet hole, and sensing is realized by adopting laser ranging, so that the cover body is more sensitive; the circuit board is obliquely and fixedly arranged, so that the installation is convenient, and the consistency of angles is ensured.

2. According to the device and the closestool, the fixed frame and the sleeve body are detachably connected through the first fastener and the first buckle part; through second fastener and the buckle cooperation of second knot portion between mount and the lens hood, easy dismounting and structure are firm.

3. According to the device and the closestool, the assembly groove is provided with the inclined plane and the clamping groove, the front side of the circuit board is attached to the inclined plane, the convex part of the circuit board is embedded in the corresponding clamping groove, the sleeve body is also provided with the step surface, the fixing frame is installed in the sleeve body and is abutted against the step surface through the convex ring to realize limiting, the operation is convenient, the fixing frame is installed in the sleeve body, meanwhile, the circuit board is obliquely installed, the labor cost is saved, and the efficiency is improved.

4. According to the device and the closestool, the sealing ring is arranged between the sleeve body and the fixing frame, the opening end of the sleeve body is sealed through the SR head, the sealing sleeve is arranged between the sleeve body and the mounting hole, the traditional glue pouring mode is replaced, and the sealing performance and the waterproof performance are good.

Drawings

FIG. 1 is a view of the toilet of the present invention;

FIG. 2 is a schematic view of the assembly of the foot sensing device of the present invention;

FIG. 3 is an exploded view of the foot sensing device of the present invention;

FIG. 4 is a view of the structure of the glove body;

FIG. 5 is a view of a light shield;

FIG. 6 is a cross-sectional view of a portion of the sensing device of the present invention;

FIG. 7 is an assembled cross-sectional view of a portion of the sensing device of the present invention;

wherein: 10. the light guide device comprises a fixing frame, 11, a first fastener, 12, a sealing ring, 13, a convex ring, 14, a supporting block, 15, a second fastener, 20, a circuit board, 21, a laser emitting element, 22, a laser receiving element, 23, a convex part, 24, an indicator light, 30, a sleeve body, 31, a light-transmitting window, 32, a first buckling part, 33, a step surface, 34, a decorative ring, 40, a light shield, 41, an assembling groove, 42, a light outlet hole, 43, a light inlet hole, 44, a second buckling part, 45, an inclined plane, 46, a clamping groove, 47, a light guide hole, 60, a connecting line, 61, an SR head, 70, a barrel body, 71, an installing hole, 80, a sealing sleeve, 81 and a convex block.

Detailed Description

The utility model is further described below by means of specific embodiments.

The terms "first", "second", and the like in the present invention are merely for convenience of description to distinguish different constituent elements having the same name, and do not denote a sequential or primary-secondary relationship.

In the description of the present invention, the directions or positional relationships indicated by "upper", "lower", "left", "right", "front", and "rear", etc. are used as the directions or positional relationships indicated on the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the device referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the scope of the present invention.

Referring to fig. 1 to 7, a foot sensing device of a toilet bowl is mounted on a bowl body 70, and includes a fixed frame 10, a circuit board 20, a cover body 30, a light shield 40, and the like, wherein a laser emitting element 21 and a laser receiving element 22 are disposed on a front surface of the circuit board 20, the laser emitting element 21 is used for emitting laser, the laser receiving element 22 is used for receiving a light beam emitted by an obstacle, and whether a foot of a user is located in a sensing area is detected by using a conventional laser ranging principle. The circuit board 20 may also be provided with wiring ports, indicator lights 24, and other conventional electronic components.

The sleeve 30 is detachably sleeved outside the fixing frame 10 and has a light-transmitting window 31 at one end. Specifically, the sheath 30 is a hollow structure, one end of which is closed and provided with a light-transmitting window 31, and the light-transmitting window 31 can be penetrated by laser. The other end of the sleeve body 30 is open for the fixing frame 10 to be inserted. The periphery of the fixing frame 10 is provided with at least one first fastener 11, the sleeve 30 is correspondingly provided with at least one first buckling part 32, and the first fastener 11 and the corresponding first buckling part 32 are buckled and matched to realize detachable connection. In practical applications, the first fastening member 11 may be a buckle strip that can be fastened near one end of the fixing frame 10 far away from the light shield, and the first fastening portion 32 may be a buckle hole that can be fastened near the other end of the sheath 30. The number of the first fastening members 11 and the first fastening portions 32 can be set according to the requirement, and is not limited herein.

Furthermore, the periphery of the fixing frame 10 is also sleeved with a plurality of sealing rings 12, and the sealing rings 12 are positioned between the periphery of the fixing frame 10 and the inner wall of the sleeve body 30 to play a role in sealing. In addition, a step surface 33 is further arranged in the sleeve body 30, a protruding ring 13 is arranged on the periphery of the fixing frame 10, and when the fixing frame 10 is installed in the sleeve body 30, the protruding ring 13 abuts against the step surface 33, namely, the fixing frame is installed in place.

The light shield 40 is fixed to the fixing frame 10 and has a mounting groove 41, and the mounting groove 41 is used for mounting the circuit board 20. The fitting groove 41 may be located at a side, i.e., an inner side, of the light shield 40 with respect to the fixed frame 10. The mounting groove 41 is further provided with a light exit hole 42 and a light entrance hole 43 penetrating the light transmissive window 31 (i.e. penetrating the other side of the light shield 40), and the light exit hole 42 and the light entrance hole 43 form an included angle with the light transmissive window 31. The light shield 40 is located at the side of the light-transmitting window 31 in the cover 30, and can be made of opaque material. The light exit hole 42 and the light entrance hole 43 are provided for the light beam to pass through, and the light exit hole 42 and the light entrance hole 43 are completely isolated from each other. The light exit hole 42 and the light entrance hole 43 may be disposed in parallel, and an included angle between the light exit hole and the light entrance hole and the light transmission window 31 may be an acute angle, so that the emitted light beam is inclined toward the ground. In practical applications, the number of the through holes on the light shield 40 is not limited to two holes, and the light guide holes 47 may be added for the light beams of the indicator light 24 to pass through.

Furthermore, a detachable fixing manner can be adopted between the fixing frame 10 and the light shield 40, at least one axially extending supporting block 14 is arranged at one end of the fixing frame 10 opposite to the light shield, a second fastener 15 is arranged on the supporting block 14, at least one second fastening portion 44 is correspondingly arranged on the periphery of the light shield 40, and the light shield 40 is fixed on the fixing frame 10 through the snap fit of the second fastener 15 and the corresponding second fastening portion 44. At least two supporting blocks 14 may be provided, the lengths of which may be the same or different, the second fastening member 15 may be a fastening hole, and the second fastening portion 44 may be a fastening block, and the fastening block is fastened into the fastening hole to realize the fixing. In order to achieve better adhesion and fixation among the fixing frame 10, the light shield 40 and the sensing window, the light shield 40 may be in interference fit with the sleeve body 30.

The circuit board 20 is fixed to the fitting groove 41 and is inclined with respect to the light transmission window 31 such that the laser emitting element 21 and the laser receiving element 22 are opposed to the light exit hole 42 and the light entrance hole 43, respectively. Specifically, the inner wall of the assembly groove 41 is provided with an inclined surface 45, and the side wall is provided with a plurality of clamping grooves 46. The front surface of the circuit board 20 is attached to the inclined surface 45 and the side surface thereof is provided with a plurality of convex portions 23, and the convex portions 23 are embedded in the corresponding slots 46. That is, the circuit board 20 may be obliquely inserted into the mounting groove 41, so that the laser emitting device 21 and the laser receiving device 22 are accurately inserted into the corresponding light inlet hole 43 and light outlet hole 42, and the consistency of the mounting angle is ensured. The inclination angle of the inclined surface 45 may be determined according to the angle of the laser beam to be irradiated.

Furthermore, the present invention also includes a connecting wire 60, and the fixing frame 10 is provided with a through hole which is axially through. One end of the connecting wire 60 is inserted into the through hole of the fixing frame 10 and electrically connected to the circuit on the circuit board 20. The connection line 60 is further provided with an SR head 61, the SR head 61 is fixed to the other end of the fixing frame 10, i.e., one end of the principle light-transmitting window 31, and the SR head 61 can seal the end of the fixing frame 10 to achieve a waterproof and airtight effect.

The utility model also provides a foot induction closestool, which comprises a closestool body 70, wherein the bottom of the closestool body 70 is provided with a mounting hole 71, the foot induction device of the closestool also comprises the foot induction device of the closestool, the sleeve body 30 is fixedly arranged in the mounting hole 71 in a penetrating way, and the light-transmitting window 31 is positioned outside the mounting hole 71. Wherein, the periphery of the end of the cover 30 where the light-transmitting window 31 is located can be further sleeved with a decorative ring 34.

Further, for better fixed foot induction system, still including seal cover 80, this seal cover 80 cover is located outside the cover body 30, and the seal cover 80 periphery is equipped with a plurality of lugs 81, and this lug 81 can play fixed and waterproof effect with the sealed cooperation of mounting hole 71 inner wall. In practical applications, the sealing sleeve 80 may be made of rubber.

When the foot sensing device is installed, the connecting wire 60 penetrates through the fixed frame 10 to be inserted into the circuit board 20, the circuit board 20 is embedded into the assembling groove 41 of the light shield 40, so that the front surface of the circuit board 20 is tightly attached to the inclined surface 45, the laser emitting element 21 and the laser receiving element 22 are accurately inserted into the corresponding light inlet hole 43 and the light outlet hole 42, the light shield 40 is fixedly connected with the fixed frame 10, and the sealing ring 12 is sleeved on the periphery of the fixed frame 10; then, the fixing frame 10 with the light shield 40 is aligned and installed in the sleeve 30 until the convex ring 13 abuts against the step surface 33 of the sleeve 30, and then the first fastening member 11 is connected with the second fastening portion 44 in a snap-fit manner. Then, the sealing sleeve 80 is sleeved outside the sleeve body 30, and the sleeve body 30 is installed into the installation hole 71 of the barrel body 70, as shown in fig. 2 and 7.

In the toilet of the present invention, the toilet body 70 may be provided with a control device for receiving a sensing signal of the foot sensing device, so as to control the toilet body 70 to open or close the cover plate or open the flushing, and the sensing principle of the foot sensing device is as follows:

the laser emitting element 21 emits light towards the ground to form a sensing area, the laser receiving element 22 receives the reflected light signal to obtain that the distance between the foot sensing device and the ground is H, when the foot of a user is located in the sensing area, the distance obtained by the laser receiving element 22 receiving the light signal emitted by the foot is delta H, and the control device controls the cover plate to be opened or closed or the washing to be started and the like by judging whether the delta H is within a preset distance range.

The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.

Claims

1. The utility model provides a foot induction system of closestool, installs on the staving, including mount and circuit board, its characterized in that: the front surface of the circuit board is provided with a laser emitting element and a laser receiving element; also comprises a sleeve body and a light shield; the sleeve body is detachably sleeved outside the fixing frame, and one end of the sleeve body is provided with a light-transmitting window; the light shield is fixed on the fixing frame and is provided with an assembly groove, the assembly groove is provided with a light outlet and a light inlet which penetrate through the light-transmitting window, and the light outlet and the light inlet form an included angle with the light-transmitting window; the circuit board is fixed in the assembly groove and is inclined relative to the light transmission window so that the laser emitting element and the laser receiving element are respectively opposite to the light outlet hole and the light inlet hole.

2. The foot sensor for a toilet according to claim 1, wherein: the periphery of the fixing frame is provided with at least one first fastener; the sleeve body is correspondingly provided with at least one first buckling part, and the first buckle part is buckled with the corresponding first buckling part to realize detachable connection.

3. The foot sensor for a toilet according to claim 1, wherein: one end of the fixed frame, which is opposite to the light shield, is provided with at least one supporting block extending axially, and the supporting block is provided with a second fastener; the periphery of the light shield is correspondingly provided with at least one second buckling part, and the second buckling part is in buckling fit with the corresponding second buckling part.

4. The foot sensor for a toilet according to claim 1, wherein: the inner wall of the assembling groove is provided with an inclined plane, and the side wall of the assembling groove is provided with a plurality of clamping grooves; the front surface of the circuit board is attached to the inclined plane, a plurality of convex parts are arranged on the side surface of the circuit board, and the convex parts are embedded in the corresponding clamping grooves.

5. The foot sensor for a toilet according to claim 1, wherein: the periphery of the fixing frame is also sleeved with a plurality of sealing rings, and the sealing rings are positioned between the periphery of the fixing frame and the inner wall of the sleeve body.

6. The foot sensor for a toilet according to claim 1, wherein: still be equipped with the step face in the cover body, the mount periphery is equipped with the bulge loop, and this bulge loop supports to lean on in this step face.

7. The foot sensor for a toilet according to claim 1, wherein: the connecting wire is inserted into the fixing frame and electrically connected with the circuit board at one end; the connecting line is also provided with an SR head which is fixed at the other end of the fixing frame.

8. The utility model provides a closestool of foot response, includes the staving, and this staving is close to the bottom and is equipped with mounting hole, its characterized in that: the foot induction device of the toilet bowl as claimed in any one of claims 1 to 7, wherein the sleeve body is fixedly arranged through the mounting hole.

9. The foot-sensitive toilet of claim 8, wherein: the sealing device is characterized by further comprising a sealing sleeve, wherein the sealing sleeve is sleeved outside the sleeve body, and a plurality of convex blocks are arranged on the periphery of the sealing sleeve to be in sealing fit with the inner wall of the mounting hole.

10. A foot-responsive toilet as claimed in claim 8, wherein: the decorative ring is sleeved on the periphery of the end of the sleeve body where the light-transmitting window is located.