CN111648446A

CN111648446A - Sterilization closestool

Info

Publication number: CN111648446A
Application number: CN202010514663.0A
Authority: CN
Inventors: 刘学林; 张德斌
Original assignee: Shenzhen Huideqian Technology Co ltd
Current assignee: Shenzhen Jin'an Technology Co., Ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-09-11

Abstract

The invention provides a sterilization closestool, which comprises a closestool base and a closestool cover, wherein the closestool cover is hinged with the closestool base; the toilet seat is provided with a first cavity which is opened upwards and formed by the inner wall of the toilet; the toilet bowl is characterized in that a sterilization device is arranged on the inner wall of the toilet bowl and connected with a control device, the control device is used for providing electric energy for the sterilization device, and the sterilization device sterilizes the toilet bowl and utilizes the circulating water inside the toilet bowl. Through setting up sterilizing equipment on the closestool inner wall, need not to change the toilet lid, can utilize the water route of closestool itself to realize the module heat dissipation again, the design is exquisite.

Description

Sterilization closestool

Technical Field

The invention relates to the technical field of smart homes, in particular to a sterilization closestool.

Background

The closestool is an essential daily product in life, but a plurality of bacteria on the closestool can influence the health of human bodies. At present, the ultraviolet illumination sterilization of the inner cavity of the toilet bowl on the market generally arranges a light source on the toilet bowl cover, and the installation mode has the defects that the cover plate is difficult to manufacture and the thickness of the cover plate is increased because the cover plate is required to be wound by a cover plate reel; and because the UVC-LED on the market at present has extremely low lighting effect and very large heat productivity, about 2% of input electric power can be converted into ultraviolet light, about 98% of the rest electric power can be converted into heat, the heat can reduce the light output of the UVC-LED and seriously shorten the service life, and how to realize heat dissipation in a narrow volume is a difficult problem in the industry.

The above background disclosure is only for the purpose of assisting understanding of the concept and technical solution of the present invention and does not necessarily belong to the prior art of the present patent application, and should not be used for evaluating the novelty and inventive step of the present application in the case that there is no clear evidence that the above content is disclosed at the filing date of the present patent application.

Disclosure of Invention

The invention provides a sterilizing closestool for solving the existing problems.

In order to solve the above problems, the technical solution adopted by the present invention is as follows:

a sterilization closestool comprises a closestool base and a closestool cover hinged with the closestool base; the toilet seat is provided with a first cavity which is opened upwards and formed by the inner wall of the toilet; the toilet bowl is characterized in that a sterilization device is arranged on the inner wall of the toilet bowl and connected with a control device, the control device is used for providing electric energy for the sterilization device, and the sterilization device sterilizes the toilet bowl and utilizes the circulating water inside the toilet bowl.

Preferably, one surface of the toilet cover facing the first cavity is provided with a rotary spraying device, the rotary spraying device comprises a spray rod with a spray nozzle, a sterilizing device is arranged at a position, lower than the height position of the spray rod, on the inner wall of the toilet, the sterilizing device is connected with the control device, and the sterilizing device sterilizes the toilet and utilizes the internal circulating water of the toilet and/or the water of the spray rod to cool.

Preferably, the cross section of the first cavity is oval, and the sterilizing device is arranged at the vertex position close to the water tank on the oval shaft.

Preferably, the sterilization apparatus sequentially comprises: the device comprises an upper cover, a transparent window, a UVC-LED sterilization light source and a metal base; a first sealing ring is arranged between the upper cover and the transparent window; a second sealing ring is arranged between the transparent window and the metal base and used for packaging the UVC-LED sterilization light source; and the pin of the UVC-LED sterilization light source penetrates out of the metal base and is connected with the control device.

Preferably, the metal base is annular and comprises: the device comprises a first shell, a second shell, a third shell and a fourth shell, wherein the first shell and the second shell form an annular structure, and the third shell and the fourth shell are used for packaging the first shell and the second shell to form a closed annular structure; the first shell is provided with a water outlet and a water inlet, and water circulation is formed in the closed annular structure.

Preferably, the third casing is a surface of the metal base and the transparent window package, and the third casing is recessed inward and is used for condensing light beams emitted by the UVC-LED germicidal light source.

Preferably, a concave pit is arranged at the position, out of which the pin of the UVC-LED sterilization light source penetrates, of the fourth shell for glue pouring and water proofing.

Preferably, the metal base is annular and comprises a base body and a base pressing plate, the base body comprises a first shell, a second shell and a third shell, the first shell and the second shell form an annular structure, and the third shell and the base pressing plate are used for packaging the first shell and the second shell to form a closed annular structure; the first shell is provided with a water outlet and a water inlet, and water circulation is formed in the closed annular structure.

Preferably, a sealing gasket is arranged between the base body and the base pressing plate, the base body is fixedly connected with the base pressing plate, and the third shell is concave.

Preferably, the metal base is aluminum, aluminum alloy, copper or stainless steel; the transparent window is made of quartz plates or silica gel.

The invention has the beneficial effects that: the sterilizing closestool has the advantages that the sterilizing device is arranged on the inner wall of the closestool, the closestool cover does not need to be changed, the water path of the closestool can be used for realizing module heat dissipation, and energy is saved.

Drawings

Fig. 1 is a schematic structural diagram of a sterilization toilet according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a sterilization device according to an embodiment of the present invention.

Fig. 3(a) and 3(b) are schematic structural views of a first metal base in an embodiment of the present invention.

Fig. 4 is a schematic view of a water circuit of a metal base according to an embodiment of the invention.

FIG. 5 is a schematic structural diagram of a second sterilization device in an embodiment of the present invention

Fig. 6 is a schematic structural diagram of a third sterilization device in the embodiment of the present invention.

Fig. 7(a) and 7(b) are schematic structural views of a second metal base in the embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a third metal base in the embodiment of the present invention.

Fig. 9 is a schematic structural diagram of a fourth sterilization device in the embodiment of the present invention.

The toilet comprises a toilet base 1, a toilet cover 2, a first cavity 3, a rotary spray device 4, a spray rod 5, a sterilizing device 6, a control device 7, an upper cover 8, a first sealing ring 9, a transparent window 10, a UVC-LED sterilizing light source 11, a second sealing ring 12, a base body 13, a water inlet 14, a sealing gasket 15, a base pressing plate 16, a screw 17, a water outlet 18, a first shell 19, a second shell 20, a third shell 21 and a fourth shell 22.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the embodiments of the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element. In addition, the connection may be for either a fixing function or a circuit connection function.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the embodiments of the present invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be in any way limiting of the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Ultraviolet ray has strong destructive power to DNA and RNA of bacteria and virus, which can make bacteria and virus lose viability and reproduction power, on one hand, can make nucleic acid mutate, block its replication, block transcription and protein synthesis, on the other hand, can produce free radical to induce photoionization, so as to result in cell death, and can kill bacteria and virus, and can effectively implement disinfection and sterilization.

UVC-LEDs, i.e. ultraviolet light emitting diodes, are one type of LED, with a wavelength range of: 10-400 nm.

As shown in FIG. 1, the invention provides a sterilization toilet, which comprises a toilet base 1 and a toilet cover 2 hinged with the toilet base 1; the closestool base 1 is provided with a first cavity 3 which is opened upwards and is formed by the inner wall of the closestool; set up sterilizing equipment 6 on the closestool inner wall, sterilizing equipment 6 is connected with controlling means 7, and controlling means 7 is used for providing the electric energy for sterilizing equipment 6, and sterilizing equipment 6 disinfects the closestool and utilizes the inside circulating water of closestool. Especially, the first cavity 3 is sterilized comprehensively, and the water way for flushing the first cavity 3 by the closestool is utilized for cooling.

It will be appreciated that the toilet bowl may be a conventional toilet bowl, and only one disinfecting device 6 and one control device 7 need be added, and the control device 7 may be arranged at any position of the toilet bowl where it does not contact water.

In one embodiment of the invention, the toilet is a smart toilet, i.e. with a rotary spray device. Toilet lid 2 orientation the one side of first cavity 3 sets up rotatory spray rinsing device 4, and rotatory spray rinsing device 4 sets up sterilizing equipment 6 including the spray lance 5 that has the spout, and the high position that is less than spray lance 5 on the closestool inner wall, and sterilizing equipment 6 is connected with controlling means 7, and sterilizing equipment 6 disinfects the closestool and utilizes the water cooling of closestool internal circulation water and/or spray lance.

It can be understood that when the circulating water inside the toilet is used for cooling, the sterilization device 6 only needs to be arranged on the circulating water circulation path inside the toilet; when the water of the spray rod is used for cooling, the water path of the sterilizing device 6 is communicated with the water path of the spray rod, namely the water of the spray rod enters the sterilizing device and then flows out to be discharged into the drainage port of the first cavity 3.

The sterilization device is arranged on the inner wall of the closestool, a closestool cover does not need to be changed, the heat dissipation of the module can be realized by utilizing the water path of the closestool, and the design is exquisite.

Furthermore, the sterilizing device is a UVC-LED sterilizing device, and due to the unique arrangement position, the sterilizing device is good in heat dissipation performance, and the sterilizing efficiency and the service life of the sterilizing device are improved.

In one embodiment of the present invention, the control device 7 includes a driving device, the driving device includes a rotary motor and a spray rod motor, the rotary motor can drive the spray rod to rotate around the axial direction perpendicular to the plane of the cover plate, and the spray rod motor can drive the spray rod to rotate; the method also comprises the steps of switching on and off the circuit of the sterilizing device 6 and controlling the irradiation time. It can be understood that the sterilization toilet bowl of the present invention further comprises a distance sensor and a human body sensor, the distance sensor and the human body sensor are arranged on the inner wall of the toilet lid 2 and connected with the control device 7, the distance sensor is used for feeding back to the control device 7 when the toilet lid 2 is closed on the toilet base, and the control device 7 is used for conducting electricity to sterilize the sterilization device 6. The human body induction sensor is used for feeding back to the control device 7 when detecting a human body, and the control device 7 is powered off to stop sterilization of the sterilization device 6.

In a more preferred embodiment, the cross-section of the first chamber 3 is elliptical, and the sterilizing device 6 is arranged at the vertex of the elliptical axis, which is close to the water tank. It can be understood that the sterilizing device 6 is arranged on the inner wall of the toilet bowl right below the spray rod 5, and the self-cleaning water flow cooling of the spray rod can be adopted nearby, and the emitted ultraviolet rays can be ensured to form light spots to cover the first cavity to the maximum extent.

As shown in fig. 2, the sterilization device 6 includes, in order: the device comprises an upper cover 8, a transparent window 10, a UVC-LED sterilization light source 11 and a metal base;

a first sealing ring 9 is arranged between the upper cover 8 and the transparent window 10; a sealing ring 12 is arranged between the transparent window 10 and the metal base and used for packaging the UVC-LED germicidal light source 11; and pins of the UVC-LED sterilization light source penetrate out of the metal base and are connected with the control device.

As shown in fig. 3(a) and 3(b), in an embodiment of the present invention, the metal base is integrally formed, and the metal base has a circular ring shape, and includes: a first casing 19, a second casing 20, a third casing 21 and a fourth casing 22,

the first shell 19 and the second shell 20 form a ring structure, and the third shell 21 and the fourth shell 22 are used for packaging the first shell 19 and the second shell 20 to form a closed ring structure;

the first shell 19 is provided with a water outlet 14 and a water inlet 18 to form water circulation in the closed annular structure, the water inlet 14 is connected with a water pipe of a self-cleaning waterway of the spray rod, and the water outlet 18 directly discharges water into a water outlet of a toilet bowl cavity.

Firstly, the heat generated by the sterilization device during working can be taken away by utilizing the flowing of water in the closestool, and the metal base is cooled so as to cool the sterilization device; meanwhile, a self-cleaning water channel in the closestool is used for cooling the metal base, so that the effect of further cooling the sterilization device is achieved. The cooling effect is achieved under the condition of energy conservation and environmental protection.

As shown in fig. 4, the water path circulation of the metal base is schematically shown, wherein the water path is connected with a water pipe of a self-cleaning water path of the spray rod through a water inlet 14, and water is directly discharged into a water outlet of a toilet bowl cavity through a water outlet 18.

Fig. 5 is a schematic view of the sterilization apparatus. In the figure, a water channel is arranged inside the metal base for circulating and cooling the sterilization device.

In one embodiment of the invention, the metal base is aluminum or aluminum alloy, copper, stainless steel. The transparent window is made of one of double-polished sapphire, quartz plate, silicon wafer, glass plate, plastic, resin and silica gel, and is made of a basically completely transparent dielectric material, especially the quartz plate and the silica gel. The specific structure of the transparent window can be designed by adopting an optical design method in the prior art, so that the light beam of the light source can be concentrated on the inner wall of the closestool.

In order to further enhance the sterilization effect of the sterilization device, the third casing 21 is a surface of the metal base encapsulated with the transparent window 10, and the third casing 21 is concave and is used for condensing the light beam emitted by the UVC-LED sterilization light source 11. It will be appreciated that the third housing 21 here acts like a reflector cup, the extent of concavity being determined according to the particular requirements.

In an embodiment of the invention, the UVC-LED germicidal light source 11 includes a UVC-LED chip, an LED substrate with a reflector, a circuit board and pins, light emitted by the LED chip is reflected by the LED substrate once to form an angle of light emission of about 70-90 degrees, most of the light is emitted through the transparent window, a small portion of the light reflected by the transparent window back to the base is reflected by the third housing of the metal base and then emitted to the target germicidal region, the emitted light projects an elliptical light spot which just covers the inner cavity wall of the toilet bowl, the area of irradiation is large, and the distance of irradiation is long, so as to achieve the purpose of sterilization.

Since the sterilization device 6 is disposed on the inner wall of the sterilization toilet, the sterilization device 6 is very important to prevent water, and a concave pit is disposed at a position where the pin of the UVC-LED sterilization light source penetrates out in the fourth housing 22 for glue filling and water prevention, so as to further prevent water.

As shown in fig. 6, it can be understood that the upper cover 8, the transparent window 10, the UVC-LED germicidal light source 11, and the metal base are all adapted to fit tightly to form a closed waterproof arrangement.

In another embodiment of the present invention, as shown in fig. 7(a) and 7(b), the metal base is not integrally formed in order to reduce manufacturing costs. The metal base is annular and comprises a base body and a base pressing plate 16, the base body comprises a first shell 19, a second shell 20 and a third shell 21, the first shell 19 and the second shell 20 form an annular structure, and the third shell 21 and the base pressing plate 16 are used for packaging the first shell 19 and the second shell 20 to form a closed annular structure;

the water inlet 14 and the water outlet 18 are arranged on the first housing 19 to form a water circulation in a closed ring structure.

Also in order to ensure the sealing of the sterilization device, a sealing gasket 15 is disposed between the base body and the base pressing plate 16, and the base body and the base pressing plate 16 are fixedly connected, such as riveted or connected by screws or bolts. The metal base can also be welded on the base body.

In one embodiment of the invention, the base pressure plate 16 is fixed to the base body by means of screws 17.

As described above, in order to improve the sterilization effect of the sterilization apparatus, the third housing 21 is concaved to condense the light beam emitted from the UVC-LED sterilization light source 11. It will be appreciated that the third housing 21 here acts like a reflector cup, the extent of concavity being determined according to the particular requirements.

In one embodiment of the present invention, the sterilization device may be a sterilization device that generates ultraviolet rays and ozone, and/or automatically and periodically generates ultraviolet rays and ozone at predetermined time intervals, and the sterilization effect may be further improved.

Fig. 2 is a schematic view of a sterilization apparatus according to the present invention. Comprises an upper cover 8, a transparent window 10, a UVC-LED sterilization light source 11 and a metal base; a first sealing ring 9 is arranged between the upper cover 8 and the transparent window 10; a second sealing ring 12 is arranged between the transparent window 10 and the metal base and used for packaging the UVC-LED germicidal light source 11; the metal base comprises an annular structure formed by a base body 13 and a base pressing plate 16, a water inlet 14 and a water outlet 18 are formed in a first shell of the base body 13, in order to enhance the circulation effect, the water inlet 14 and the water outlet 18 are oppositely arranged, so that the circulation of a water path in the metal base is the longest, the base pressing plate 16 is fixed on the base body 13 through a screw 17, and a pin of the UVC-LED sterilization light source 11 extends out of the middle position of the annular structure of the metal base and is connected with a control device.

Fig. 8 is a schematic view of a metal base according to the present invention. The third housing 21 is recessed to act like a reflector cup. The lamp beads do not need to be provided with the reflecting cups, and the cost of the lamp beads with the reflecting cups is higher; and the optical design can be carried out according to the specific use scene, and the effect is better.

Fig. 9 is a schematic view of a sterilization apparatus according to the present invention. The upper cover 8, the transparent window 10, the UVC-LED sterilization light source 11 and the metal base are connected in sequence. And pins of the UVC-LED sterilization light source penetrate out of the metal base and are connected with the control device. In a specific embodiment, the transparent window 10 is a silica gel convex lens, and concentrates the light beam emitted by the UVC-LED sterilization light source 11 to the sterilization position to sufficiently sterilize; it will be appreciated that it may be arranged in correspondence with the third housing 21, so that the beam reaches a greater distance and the area of radiation is greater; the best case is that the light beam just covers the first cavity 3.

The methods disclosed in the several method embodiments provided in the present application may be combined arbitrarily without conflict to obtain new method embodiments.

Features disclosed in several of the product embodiments provided in the present application may be combined in any combination to yield new product embodiments without conflict.

The features disclosed in the several method or apparatus embodiments provided in the present application may be combined arbitrarily, without conflict, to arrive at new method embodiments or apparatus embodiments.

The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several equivalent substitutions or obvious modifications can be made without departing from the spirit of the invention, and all the properties or uses are considered to be within the scope of the invention.

Claims

1. A sterilization closestool is characterized by comprising a closestool base and a closestool cover hinged with the closestool base;

the toilet seat is provided with a first cavity which is opened upwards and formed by the inner wall of the toilet; the toilet bowl is characterized in that a sterilization device is arranged on the inner wall of the toilet bowl and connected with a control device, the control device is used for providing electric energy for the sterilization device, and the sterilization device sterilizes the toilet bowl and utilizes the circulating water inside the toilet bowl.

2. The sterilizing toilet bowl according to claim 1, wherein a rotary spray device is provided on a side of the toilet lid facing the first chamber, the rotary spray device including a spray bar having spray nozzles,

and a sterilizing device is arranged at a height position on the inner wall of the closestool, which is lower than the spray rod, and is connected with the control device, and the sterilizing device is used for sterilizing the closestool and cooling the closestool by utilizing the circulating water in the closestool and/or the water of the spray rod.

3. The sterilizing toilet according to claim 1 or 2, wherein the first chamber has an oval cross-section, and the sterilizing device is disposed at a vertex of the oval shaft, which is located at a position close to the tank.

4. A toilet bowl according to claim 3, wherein the sterilizing means comprises in sequence: the device comprises an upper cover, a transparent window, a UVC-LED sterilization light source and a metal base;

a first sealing ring is arranged between the upper cover and the transparent window; a second sealing ring is arranged between the transparent window and the metal base and used for packaging the UVC-LED sterilization light source; and the pin of the UVC-LED sterilization light source penetrates out of the metal base and is connected with the control device.

5. The toilet of claim 4, wherein the metal base is annular and comprises: a first housing, a second housing, a third housing, and a fourth housing,

the first shell and the second shell form an annular structure, and the third shell and the fourth shell are used for packaging the first shell and the second shell to form a closed annular structure;

the first shell is provided with a water outlet and a water inlet, and water circulation is formed in the closed annular structure.

6. The germicidal toilet according to claim 5, wherein the third housing is a face of the metal base and the transparent window enclosure, and the third housing is recessed to focus the light beam from the UVC-LED germicidal light source.

7. The sterilization closestool of claim 6, wherein a position of the fourth outer shell where the pins of the UVC-LED sterilization light source penetrate out is provided with a pit for glue filling and water proofing.

8. The sterilization toilet bowl as claimed in claim 4, wherein the metal base is circular and comprises a base body and a base pressing plate, the base body comprises a first shell, a second shell and a third shell, the first shell and the second shell form a ring structure, and the third shell and the base pressing plate are used for packaging the first shell and the second shell to form a closed ring structure;

9. The toilet bowl of claim 8, wherein a sealing gasket is disposed between the base body and the base pressing plate, the base body and the base pressing plate are fixedly connected, and the third housing is recessed.

10. The toilet according to any one of claims 4 to 9, wherein the metal base is of aluminium, aluminium alloy, copper or stainless steel;

the transparent window is made of quartz plates or silica gel.