Deodorization device and deodorization closestool

Abstract

The deodorization device comprises a shell, a fan, a photocatalyst medium and an ultraviolet lamp, the shell is provided with a photocatalyst cavity, a first ventilation opening and a second ventilation opening, the first ventilation opening and the second ventilation opening are communicated with the photocatalyst cavity, and the first ventilation opening is communicated with an air blowing opening of the fan; the photocatalyst medium and the ultraviolet lamp are respectively arranged in the photocatalyst chamber, so that the photocatalyst medium is subjected to photocatalytic reaction under the irradiation of the ultraviolet lamp; a light reflecting layer is arranged on the inner wall face of the photocatalyst cavity and can reflect ultraviolet light emitted by the ultraviolet lamp to the photocatalyst medium. Photocatalyst is adopted for deodorization, consumables do not need to be replaced in the whole using process, and the deodorization efficiency is high. According to the utility model, a part of ultraviolet light emitted by the ultraviolet lamp is reflected to the photocatalyst medium by utilizing the reflective layer, so that the catalytic area of the photocatalyst medium can be increased, the catalytic effect of the photocatalyst medium is improved, and the deodorization efficiency is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of deodorization, in particular to a deodorization device and a deodorizing toilet. Background Art

[0002] In life, the odor produced when people go to the toilet often makes people feel uncomfortable. For this reason, many sanitary ware in the prior art, such as toilets, have added deodorization functions, which can extract the odor produced when people go to the toilet to the deodorization module for deodorization treatment. At present, most of the deodorization modules in the prior art use activated carbon for deodorization, but activated carbon is a consumable material with a lifespan requirement and needs to be replaced regularly. In addition, the actual deodorization efficiency of activated carbon is poor, and the deodorization effect will slowly decay. Utility Model Content

[0003] The utility model aims at the technical problems existing in the prior art and provides a deodorizing device and a deodorizing toilet, which use photocatalysts for deodorizing, do not need to replace consumables during the whole use process, and have high deodorizing efficiency.

[0004] The technical solution adopted by the utility model to solve its technical problems is: a deodorizing device, comprising a shell, a fan, a photocatalyst medium and an ultraviolet lamp, the shell being provided with a photocatalyst chamber, and a first vent and a second vent connected to the photocatalyst chamber, the first vent being connected to the air outlet of the fan, and the second vent being used for outputting wind entering the photocatalyst chamber; the photocatalyst medium and the ultraviolet lamp being respectively arranged in the photocatalyst chamber so that the photocatalyst medium undergoes a photocatalytic reaction under the irradiation of the ultraviolet lamp; the inner wall surface of the photocatalyst chamber being provided with a reflective layer, the reflective layer being able to reflect a part of the ultraviolet light emitted by the ultraviolet lamp onto the photocatalyst medium.

[0005] Furthermore, the photocatalyst medium is in a grid shape, forming a plurality of mesh holes, and the mesh holes allow a portion of ultraviolet light to pass through, and the ultraviolet light passing through the mesh holes is reflected onto the photocatalyst medium by the reflective layer.

[0006] Furthermore, the photocatalyst medium extends in a wave shape.

[0007] Furthermore, opposite ends of the photocatalyst medium extend to opposite sides of the photocatalyst chamber in a first direction respectively, the ultraviolet lamp and the reflective layer are respectively arranged on both sides of the photocatalyst chamber in a second direction, and the first direction is perpendicular to the second direction.

[0008] Furthermore, the reflective layers are respectively disposed on both sides of the photocatalyst chamber in the first direction.

[0009] Furthermore, the reflective layer is formed by a reflective film attached to the inner wall surface of the photocatalyst chamber.

[0010] Furthermore, it also includes a battery pack and a main control board. The shell is also provided with a battery chamber and a main control board chamber. The battery pack is arranged in the battery chamber, and the main control board is arranged in the main control board chamber. The battery pack is electrically connected to the main control board, and the fan and ultraviolet lamp are electrically connected to the main control board respectively.

[0011] Furthermore, the first ventilation port and the second ventilation port are arranged opposite to each other; and further comprising a ventilation pipe, wherein the fan is of an air supply type, and one end of the ventilation pipe is connected to the second ventilation port, or the fan is of an air exhaust type, and one end of the ventilation pipe is connected to the air inlet of the fan; and the other end of the ventilation pipe is used to be connected to an odor source.

[0012] Furthermore, the shell includes an outer shell, a cover plate and a partition plate, one end of the outer shell is provided with an opening and is connected to the cover plate, the other end of the outer shell is provided with the second vent, the partition plate is arranged between the outer shell and the cover plate, and is provided with the first vent; the fan is installed on the partition plate and is located between the partition plate and the cover plate; a third vent is formed between the outer shell and the cover plate to connect to the air inlet of the fan.

[0013] The utility model further provides a deodorizing toilet, comprising a toilet body and a deodorizing device as described above in the utility model, wherein the second vent of the shell or the air inlet of the fan is connected to the toilet bowl cavity of the toilet body.

[0014] Furthermore, it also includes a water tank, which is arranged at the rear top end of the toilet body. The deodorization device is located in the water tank. The second vent of the shell or the air inlet of the fan is connected to the toilet bowl cavity of the toilet body through a ventilation pipe, and the ventilation pipe is sealed and penetrated through the bottom wall of the water tank.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. Since the utility model also includes a photocatalyst medium and an ultraviolet lamp, the ultraviolet light generated by the ultraviolet lamp can be used to irradiate the photocatalyst medium to produce a photocatalytic reaction, so that the surface of the photocatalyst produces free hydroxyl groups and active oxygen with strong oxidizing ability. When applied to a toilet, the active oxygen and the like are quickly blown into the toilet bowl cavity under the wind pressure of the fan to perform sterilization and deodorization work, or the odor in the toilet bowl cavity is extracted by the fan to the photocatalyst deodorization chamber for deodorization. Therefore, the utility model adopts photocatalyst deodorization, and there is no need to replace consumables during the whole use process, and the deodorization efficiency is high. In particular, the inner wall surface of the photocatalyst chamber is provided with a reflective layer, which can reflect the ultraviolet light emitted by the ultraviolet lamp onto the photocatalyst medium, which can increase the catalytic area of ​​the photocatalyst medium, increase the catalytic effect of the photocatalyst medium, and further improve the deodorization efficiency.

[0017] 2. As a preferred embodiment, when the photocatalyst medium is in a grid shape, it has a plurality of mesh holes, and the mesh holes allow a portion of ultraviolet light to pass through. The ultraviolet light passing through the mesh holes is reflected onto the photocatalyst medium through the reflective layer, which can further improve the catalytic effect of the photocatalyst medium.

[0018] 3. As a preferred embodiment, the photocatalyst medium is wavy in shape, which can increase the surface area of ​​the photocatalyst medium in a smaller space, thereby increasing the catalytic area of ​​the photocatalyst medium and further increasing the catalytic effect of the photocatalyst medium.

[0019] 4. In addition to setting a reflective layer on the side opposite to the ultraviolet lamp, the photocatalyst chamber also sets reflective layers on the other two sides, so that the utility model can not only reflect ultraviolet light on the side of the photocatalyst medium facing away from the ultraviolet light, but also reflect ultraviolet light on the side of the photocatalyst medium, thereby further increasing the catalytic effect of the photocatalyst medium and improving the deodorization efficiency.

[0020] The utility model is further described in detail below in conjunction with the accompanying drawings and embodiments; however, the deodorizing device and deodorizing toilet of the utility model are not limited to the embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is an exploded schematic diagram of the deodorizing device of the utility model;

[0022] Figure 2 It is a three-dimensional structural schematic diagram of the photocatalyst medium of the utility model;

[0023] Figure 3 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 4 It is a cross-sectional view of the deodorizing device of the utility model;

[0025] Figure 5 It is a schematic diagram of ultraviolet light reflection of the deodorizing device of the utility model;

[0026] Figure 6 This is a ventilation diagram of the deodorizing device of the utility model. Figure 1 ;

[0027] Figure 7 This is a ventilation diagram of the deodorizing device of the utility model. Figure 2 ;

[0028] Figure 8 It is a three-dimensional structural schematic diagram of the deodorizing toilet of the utility model (partial cross-section);

[0029] Fig. 9 It is a deodorization schematic diagram of the deodorizing toilet of the utility model;

[0030] Fig.10It is a deodorization schematic diagram of the deodorization device of the utility model;

[0031] In the figure, 1, shell, 11, shell, 111, second vent, 112, third vent, 113, photocatalyst chamber, 114, battery chamber, 115, main control board chamber, 12, cover plate, 13, partition, 131, first vent, 2, fan, 3, photocatalyst medium, 31, mesh, 4, ultraviolet lamp, 5, first reflective layer, 6, second reflective layer, 7, main control board, 8, battery pack, 9, ventilation pipe, 10, toilet body, 101, toilet bowl chamber, 20, water tank, 30, drain valve, 40, water inlet valve. DETAILED DESCRIPTION

[0032] In the present utility model, the terms "first", "second", etc. are only used to distinguish similar objects, rather than to describe a specific order or sequence, and cannot be understood as indicating or implying relative importance. In the description, the directions or positional relationships indicated by "upper", "lower", "left", "right", "front", "back", "inside", "outside", "top / bottom", etc. are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model, rather than indicating or implying that the device referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present utility model. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to the specific circumstances.

[0033] In addition, in the description of the present invention, "and / or" describes the association relationship of associated objects, indicating that three relationships may exist. For example, A and / or B can represent three situations: A exists alone, A and B exist at the same time, and B exists alone. The character " / " generally indicates that the objects associated before and after are in an "or" relationship. In the description of the present invention, unless otherwise clearly specified and limited, the terms "installation", "setting", "connection", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be a direct connection or an indirect connection through an intermediate medium. It can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] See also Figure 1-Figure 7As shown, a deodorizing device of the utility model comprises a housing 1, a blower 2, a photocatalyst medium 3 and an ultraviolet lamp 4. The blower 2 is installed in the housing 1. The housing 1 is provided with a photocatalyst chamber 113, and a first vent 131 and a second vent 111 connected to the photocatalyst chamber 113. The first vent 131 is connected to the blowing port of the blower 2, and the second vent 111 is used for outputting the wind entering the photocatalyst chamber 113. The photocatalyst medium 3 and the ultraviolet lamp 4 are respectively arranged in the photocatalyst chamber 113, so that the photocatalyst medium 3 undergoes a photocatalytic reaction under the irradiation of the ultraviolet lamp 4; the inner wall surface of the photocatalyst chamber 113 is provided with a reflective layer, which can reflect a part of the ultraviolet light emitted by the ultraviolet lamp 4 onto the photocatalyst medium 3, thereby increasing the catalytic area of ​​the photocatalyst medium 3, increasing the catalytic effect of the photocatalyst medium 3, and improving the deodorizing efficiency. The photocatalyst medium 3 is in the form of a sheet, and thus can also be called a photocatalyst sheet. The ultraviolet lamp 4 includes a lamp board and a lamp body which is arranged on the lamp board and can emit ultraviolet light.

[0035] Further, the photocatalyst medium 3 is in a grid shape, with many meshes 31, each mesh 31 allows a portion of ultraviolet light to pass through, and the ultraviolet light passing through the mesh 31 is reflected onto the photocatalyst medium 3 through the reflective layer. In addition, the photocatalyst medium 3 extends in a wave shape, and its wave angle is generally 15° to 150°, so that the surface area of ​​the photocatalyst medium 3 can be increased in a smaller space, thereby increasing the catalytic area of ​​the photocatalyst medium 3, increasing the catalytic effect of the photocatalyst medium 3, and improving the deodorization efficiency. In other embodiments, the photocatalyst medium is only in a grid shape, but not in a wave shape, or the photocatalyst medium is only in a wave shape, but not in a grid shape.

[0036] In this embodiment, the two opposite ends of the photocatalyst medium 3 extend to the two opposite sides of the photocatalyst chamber 113 in the first direction, and the ultraviolet lamp 4 and the reflective layer are respectively arranged on the two sides of the photocatalyst chamber 113 in the second direction. The first direction is perpendicular to the second direction. Specifically, the first direction is Figure 1 The direction of the Y axis in the three-dimensional coordinate system, the second direction is Figure 1 The direction of the X-axis under the three-dimensional coordinates in the middle. In addition, reflective layers are also provided on both sides of the photocatalyst chamber 113 in the first direction. For the convenience of distinction, the reflective layer opposite to the ultraviolet lamp 4 is defined as the first reflective layer 5, and the remaining two reflective layers are defined as the second reflective layer 6. The first reflective layer 5 and the second reflective layer 6 are respectively formed by reflective films attached to the inner wall surfaces corresponding to the photocatalyst chamber 113, but are not limited thereto. In other embodiments, the first reflective layer 5 and the second reflective layer 6 are formed by coating a material with reflective properties on the inner wall surfaces corresponding to the photocatalyst chamber 113.

[0037] The utility model also includes a battery pack 8 and a main control board 7. The shell 1 is also provided with a battery chamber 114 and a main control board chamber 115. The battery pack 8 is arranged in the battery chamber 114, and the main control board 7 is arranged in the main control board chamber 115. The battery pack 8 is electrically connected to the main control board 7, and the fan 2 and the ultraviolet lamp 4 are electrically connected to the main control board 7 respectively.

[0038] In this embodiment, the first vent 131 and the second vent 111 are arranged opposite to each other. Specifically, the first vent 131 and the second vent 111 are arranged opposite to each other up and down, and the first vent 131 is located above the second vent 111, but it is not limited thereto. In this embodiment, the utility model further includes a ventilation pipe 9, the fan 2 is in the air supply form, one end of the ventilation pipe 9 is connected to the second vent 111, and the other end of the ventilation pipe 9 is used to connect to the odor source. In other embodiments, the fan 2 is in the exhaust form, and one end of the ventilation pipe 9 is connected to the air inlet of the fan 2.

[0039] In this embodiment, the housing 1 specifically includes a shell 11, a cover plate 12 and a partition plate 13. One end of the shell 11 is provided with an opening and connected to the cover plate 12. The other end of the shell 11 is provided with a second vent 111. The partition plate 13 is arranged between the shell 11 and the cover plate 12 and is provided with a first vent 131. The fan 2 is installed on the partition plate 13 and is located between the partition plate 13 and the cover plate 12; the shell 11 and / or the cover plate 12 form a third vent 112 connected to the air inlet of the fan 2. Specifically, in this embodiment, one end of the shell 11 faces upward, which is the top end of the shell 11, and the other end of the shell 11 faces downward, which is the bottom end of the shell 11. Since the fan 2 is in the air supply form, the first vent 131 and the third vent 112 are respectively the air inlet, the second vent 111 is the air outlet, and the third vent 112 is formed by the gap between the shell 11 and the cover plate 12. When the fan 2 is in the exhaust type, one end of the shell 11 can be set downward, and the other end of the shell 11 can be set upward, the first vent 131 and the third vent 112 are respectively the air outlets, the second vent 111 is the air inlet, one end of the ventilation pipe 9 is connected to the air inlet of the fan 2 through the third vent 112, and the third vent 112 can be directly set on the shell 11 or the cover plate 12.

[0040] A deodorizing device of the utility model can be used for deodorizing toilets. In specific application, the other end of the ventilation pipe 9 is connected to the toilet bowl cavity. During operation, the fan 2 and the ultraviolet lamp 4 are both turned on, and the ultraviolet lamp 4 generates ultraviolet light, part of which directly irradiates the surface of the photocatalyst medium 3, part of which passes through the mesh 31 of the photocatalyst medium 3, and part of which directly irradiates the second reflective layer 6, and is reflected by the second reflective layer 6 and irradiates the surface of the photocatalyst medium 3 or passes through the mesh 31 of the photocatalyst medium 3. The ultraviolet light that passes through the mesh 31 of the photocatalyst medium 3 irradiates the first reflective layer 5, and is reflected by the first reflective layer 5 and irradiates the surface of the photocatalyst medium 3, or passes through the mesh 31 of the photocatalyst medium 3 again and is reflected twice by the second reflective layer 6, such as Figure 5 The photocatalyst medium 3 undergoes a photocatalytic reaction under the irradiation of ultraviolet light, so that free hydroxyl radicals and active oxygen with strong oxidizing ability are generated on the surface of the photocatalyst medium 3. Under the wind pressure of the fan 2, the active oxygen is quickly blown into the toilet bowl cavity through the ventilation pipe 9 to perform sterilization and deodorization. Figure 6 , Figure 7 , Fig. 9 , Fig.10 shown.

[0041] The utility model discloses a deodorizing device, which uses a photocatalyst for deodorizing, does not need to replace consumables during the whole use process, and has high deodorizing efficiency. In particular, the inner wall surface of the photocatalyst chamber is provided with a reflective layer, which can reflect the ultraviolet light emitted by the ultraviolet lamp onto the photocatalyst medium, which can increase the catalytic area of ​​the photocatalyst medium, increase the catalytic effect of the photocatalyst medium, and further improve the deodorizing efficiency. In particular, the photocatalyst medium is set in a grid shape and / or a wave shape, which can increase the catalytic area of ​​the photocatalyst medium, thereby increasing the catalytic effect of the photocatalyst medium.

[0042] See also Figure 8-Figure 10 As shown, a deodorizing toilet of the utility model includes a toilet body 10, and also includes a deodorizing device of the utility model as described above. The second vent 111 of the shell 1 is connected to the toilet bowl cavity 101 of the toilet body 10. Specifically, the second vent 111 of the shell 1 is connected to the toilet bowl cavity 101 of the toilet body 10 using a ventilation pipe 9.

[0043] In this embodiment, the utility model further includes a water tank 20, which is disposed at the rear top of the toilet body 10, and the deodorizing device is located in the water tank 20 and supported by the ventilation pipe 9, which is sealed and penetrated through the bottom wall of the water tank 20. Therefore, the deodorizing device of the utility model is independent of the drain valve 30 and the water inlet valve 40 in the water tank 20, and has good versatility. In other embodiments, the fan 2 is in the form of exhaust, and the air inlet of the fan 2 is connected to the toilet bowl cavity 101 of the toilet body 10 through the ventilation pipe 9.

[0044] The utility model is a deodorizing toilet, and its working principle is as follows: when someone uses the toilet, the shell turns on the fan 2 and the ultraviolet lamp 4 by induction or manual mode, and the photocatalyst medium 3 produces a photocatalytic reaction under the irradiation of ultraviolet light, so that free hydroxyl radicals and active oxygen with strong oxidizing ability are generated on the surface of the photocatalyst medium 3. Under the wind pressure of the fan 2, the active oxygen is quickly blown into the toilet bowl cavity 101 of the toilet body 10 for sterilization and deodorization. Fig. 9 , Fig.10 When the fan 2 is in the exhaust mode, the fan 2 draws the odor in the toilet chamber 101 into the photocatalyst chamber 113 for oxidation and deodorization, and then outputs it to the outside of the photocatalyst chamber 113.

[0045] The utility model provides a deodorizing device and a deodorizing toilet, and the unrelated parts are the same as the prior art or can be implemented by adopting the prior art.

[0046] The above embodiments are only used to further illustrate a deodorizing device and a deodorizing toilet of the utility model, but the utility model is not limited to the embodiments. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the utility model fall within the protection scope of the technical solution of the utility model.

Claims

1. A deodorizing device, comprising a housing and a fan, characterized in that: It also includes a photocatalyst medium and an ultraviolet lamp. The shell is provided with a photocatalyst chamber, and a first vent and a second vent connected to the photocatalyst chamber. The first vent is connected to the air outlet of the fan, and the second vent is used for outputting wind entering the photocatalyst chamber. The photocatalyst medium and the ultraviolet lamp are respectively arranged in the photocatalyst chamber so that the photocatalyst medium undergoes a photocatalytic reaction under the irradiation of the ultraviolet lamp. The inner wall surface of the photocatalyst chamber is provided with a reflective layer, which can reflect a part of the ultraviolet light emitted by the ultraviolet lamp onto the photocatalyst medium.

2. The deodorizing device according to claim 1, characterized in that: The photocatalyst medium is in a grid shape, forming a plurality of mesh holes, wherein the mesh holes allow a portion of ultraviolet light to pass through, and the ultraviolet light passing through the mesh holes is reflected onto the photocatalyst medium through the reflective layer.

3. The deodorizing device according to claim 1 or 2, characterized in that: The photocatalyst medium extends in a wave shape.

4. The deodorizing device according to claim 2, characterized in that: The opposite ends of the photocatalyst medium extend to opposite sides of the photocatalyst chamber in a first direction respectively. The ultraviolet lamp and the reflective layer are respectively arranged on two sides of the photocatalyst chamber in a second direction. The first direction is perpendicular to the second direction.

5. The deodorizing device according to claim 4, characterized in that: The reflective layers are respectively disposed on two sides of the photocatalyst chamber in the first direction.

6. The deodorizing device according to claim 1, characterized in that: The reflective layer is formed by a reflective film attached to the inner wall surface of the photocatalyst chamber.

7. The deodorizing device according to claim 1, characterized in that: It also includes a battery pack and a main control board. The shell is also provided with a battery chamber and a main control board chamber. The battery pack is arranged in the battery chamber, and the main control board is arranged in the main control board chamber. The battery pack is electrically connected to the main control board, and the fan and the ultraviolet lamp are electrically connected to the main control board respectively.

8. The deodorizing device according to claim 1, characterized in that: The first ventilation port and the second ventilation port are arranged opposite to each other; the ventilation port also includes a ventilation pipe, the fan is of air supply type, one end of the ventilation pipe is connected to the second ventilation port, or the fan is of air exhaust type, one end of the ventilation pipe is connected to the air inlet of the fan; the other end of the ventilation pipe is used to be connected to the odor source.

9. The deodorizing device according to claim 1 or 8, characterized in that: The shell includes an outer shell, a cover plate and a partition plate. One end of the outer shell is provided with an opening and is connected to the cover plate. The other end of the outer shell is provided with the second vent. The partition plate is arranged between the outer shell and the cover plate and is provided with the first vent. The fan is installed on the partition plate and is located between the partition plate and the cover plate. The outer shell and / or the cover plate form a third vent connected to the air inlet of the fan.

10. A deodorizing toilet, comprising a toilet body, characterized in that: It also includes a deodorizing device as described in any one of claims 1 to 9, wherein the second vent of the shell or the air inlet of the fan is connected to the toilet bowl cavity of the toilet body.

11. The deodorizing toilet according to claim 10, characterized in that: It also includes a water tank, which is arranged at the rear top of the toilet body. The deodorizing device is located in the water tank. The second vent of the shell or the air inlet of the fan is connected to the toilet bowl cavity of the toilet body through a ventilation pipe, and the ventilation pipe is sealed and penetrated through the bottom wall of the water tank.

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