CN209837218U

CN209837218U - Air purifier and toilet bowl

Info

Publication number: CN209837218U
Application number: CN201920353857.XU
Authority: CN
Inventors: 孙洪超
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-19
Filing date: 2019-03-19
Publication date: 2019-12-24
Anticipated expiration: 2029-03-19

Abstract

The utility model provides an air purifier and a toilet bowl, belonging to the technical field of air purification equipment; the air purifier comprises a shell, and a fan, a sterilization filter layer and an odor removal filter layer which are arranged in the shell; the shell is provided with an air inlet and an air outlet, the air inlet is connected with an air inlet pipe, and the air inlet pipe is arranged between the toilet bowl body and the gasket; the air inlet pipe is communicated to the inside of the toilet bowl body, and the height of the air inlet pipe from the ground is adjustable; the sterilization filter layer and the peculiar smell removal filter layer are arranged between the fan and the air outlet. The utility model provides an air purifier can adjust the height of air purifier's induction port, makes things convenient for being connected of air purifier and toilet bowl, strengthens its suction effect.

Description

Air purifier and toilet bowl

Technical Field

The utility model relates to an air purification equipment technical field especially relates to a be used for air purifier and toilet bowl.

Background

With the continuous improvement of the living standard of people, people have higher requirements on the air quality of toilets. People can produce various harmful peculiar smell gases when defecating, which not only influences the health of people, but also influences the toilet experience of people.

At present, an air purifier is usually connected to a toilet bowl, and the air purifier is opened when people go to the toilet; air purifier filters the gaseous suction of the peculiar smell that excrement and urine or urine produced in the toilet bowl, and the gaseous emission after air purifier filters is free from extraneous odour gas, makes can not smell the peculiar smell like toilet person, has improved like toilet experience.

However, the height of the toilet bowl is inconsistent, so that the installation of the air purifier and the toilet bowl is inconvenient, the height difference possibly exists when the air purifier and the toilet bowl are installed, the suction effect of the air purifier is influenced, and part of odor gas can overflow; affecting the human health and the toilet experience of people.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides an air purifier and toilet bowl can adjust the height of air purifier's air inlet, makes things convenient for being connected of air purifier and toilet bowl, strengthens its suction effect.

In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions:

the embodiment of the utility model provides an air purifier on the one hand, is used for purifying the gas in the toilet, and comprises a shell, and a fan, a sterilization filter layer and a peculiar smell removal filter layer which are arranged in the shell; the shell is provided with an air inlet and an air outlet, the air inlet is connected with an air inlet pipe, and the air inlet pipe is arranged between the toilet bowl body and the gasket; the air inlet pipe is communicated with the interior of the toilet bowl body, and the height of the air inlet pipe from the ground is adjustable; the sterilization filter layer and the peculiar smell removal filter layer are arranged between the fan and the air outlet.

Further, the shell is a cylindrical shell; the shell is at least divided into two sections, and the two adjacent sections are in threaded connection.

Furthermore, the bottom of the shell is provided with a plurality of lifting columns, and the lifting columns are used for adjusting the height of the bottom of the shell from the ground.

Furthermore, a plurality of lifting columns are uniformly distributed at the bottom of the shell; the shell is provided with a threaded hole used for being connected with the lifting column, and the lifting column is provided with external threads matched with the threaded hole.

Further, a pre-filtering layer is arranged inside the shell; the pre-filter layer is arranged between the air inlet and the fan.

Further, the device also comprises a first gas detection device and a data storage device in signal connection with the first gas detection device;

the first gas detection device is used for detecting the concentration of the harmful gas, recording the concentration of the harmful gas and transmitting the record to the data storage device.

Further, the device also comprises a control unit; the control unit is in signal connection with the first gas detection device and the fan, and the control unit controls the rotating speed of the fan according to the concentration of the harmful gas detected by the first gas detection device.

Further, the device also comprises a second gas detection device; the second gas detection device is arranged at the gas outlet;

the second gas detection device is in signal connection with the control unit, and the control unit judges whether the sterilization filter layer and the odor removal filter layer need to be replaced or not according to the concentration of the harmful gas detected by the first gas detection device and the concentration of the harmful gas detected by the second gas detection device.

Further, the ion sterilization device also comprises an ion sterilization layer and a high-efficiency particle filtering layer; the ion sterilization layer and the high-efficiency particle filtering layer are both arranged between the fan and the air outlet.

The embodiment of the utility model provides a toilet bowl on the other hand, including the air purifier; the air purifier comprises an air inlet pipe, the toilet bowl comprises a toilet body, and the toilet body is provided with an open slot for embedding the air inlet pipe.

Compared with the prior art, the embodiment of the utility model provides an air purifier has following advantage:

the embodiment of the utility model provides an air purifier and toilet bowl, wherein, the one end of intake pipe can communicate with the ladle body of toilet bowl, and the other end communicates with the air inlet of air purifier, can suck the gas in the toilet bowl to the air purifier under the fan effect, through setting up the filter layer of disinfecting and removing the peculiar smell in the casing, can eliminate the peculiar smell of gas and go out killing to bacterium, virus in the gas; in addition, the air inlet pipe is connected with the toilet bowl from the ground, so that the height difference between the air inlet pipe and the toilet bowl can be effectively adjusted, the suction effect of the air purifier on the gas in the toilet bowl is enhanced, the gas in the toilet bowl is effectively prevented from overflowing from the toilet bowl, the toilet experience and the invasion of peculiar smell gas can be improved, and the toilet bowl is beneficial to physical and psychological health.

In addition to the technical problems, technical features constituting technical solutions, and advantageous effects brought by the technical features of the technical solutions described above, other technical problems that the air purifier and the toilet bowl provided by the embodiments of the present invention can solve, other technical features included in the technical solutions, and advantageous effects brought by the technical features will be further described in detail in the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments of the present invention or the description of the prior art will be briefly described below, it should be apparent that the drawings in the following description are only a part of the embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without creative efforts.

Fig. 1 is a schematic structural diagram of an air purifier provided by an embodiment of the present invention;

fig. 2 is a schematic view of the connection between the toilet bowl and the air purifier provided by the embodiment of the utility model.

Description of reference numerals:

10-a housing, 11-an air inlet,

12-an air outlet, 13-an air inlet pipe,

14-a trigger mask, 20-a sterilizing filter layer,

30-peculiar smell removing filter layer, 40-ion sterilization layer,

50-high efficiency particle filtering layer, 60-lifting column,

70-a fan, 80-a pre-filtering layer,

90-barrel body, 91-open slot.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail with reference to the accompanying drawings. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the 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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

As shown in fig. 1 and fig. 2, an air purifier provided by the embodiment of the present invention includes a housing 10, and a blower 70, a sterilization filter 20 and an odor removal filter 30 disposed in the housing 10; the shell 10 is provided with an air inlet 11 and an air outlet 12, the air inlet 11 is connected with an air inlet pipe 13, and the air inlet pipe 13 is arranged between a toilet bowl 90 and a gasket of the toilet; the air inlet pipe 13 is communicated to the inside of the toilet bowl body 90, and the height of the air inlet pipe 13 from the ground is adjustable; the sterilizing filter layer 20 and the odor-removing filter layer 30 are both arranged between the fan 70 and the air outlet 12.

Specifically, the housing 10 may be made of a plastic material or a metal material, such as ABS plastic, an aluminum plate, or the like. The overall shape of the housing 10 can be designed as a cylinder or a prism, wherein the prism-shaped housing 10 can preferably have a square or rectangular axial cross section; the shape of the housing 10 is not limited in this embodiment, and may be designed according to the installation space, that is, on the basis of meeting the practical requirement, the housing is beautiful, small and exquisite (the occupied space is small).

A cavity is formed inside the shell 10, the shell 10 is provided with an air inlet 11 and an air outlet 12 which are communicated with the cavity, the air inlet 11 can be arranged near the top of the shell 10, and the air outlet 12 can be arranged near the bottom of the shell 10; a fan 70, a sterilization filter layer 20 and a peculiar smell removal filter layer 30 are arranged in a cavity between the air inlet 11 and the air outlet 12; a fan 70 disposed near the air inlet 11 for introducing external air into the air cleaner; the sterilizing filter layer 20 and the odor eliminating filter layer 30 are disposed between the fan 70 and the air outlet 12, the order of mounting the sterilizing filter layer 20 and the odor eliminating filter layer 30 is not limited, and the sterilizing filter layer 20 may be disposed adjacent to the fan 70 or the odor eliminating filter layer 30 may be disposed adjacent to the fan 70. Wherein the sterilizing filter layer 20 is used for sterilizing and disinfecting the gas entering the cavity, such as an ozone layer; the peculiar smell removing filter layer 30 is used for removing peculiar smell of gas, the peculiar smell can be odor and harassing smell from excrement and urine, and the common manufacturing materials of the peculiar smell removing filter layer 30 can be active carbon, catalysts, molecular sieves and the like.

The top of casing 10 is provided with intake pipe 13, and wherein, the one end of intake pipe 13 and air purifier's air inlet 11 intercommunication, the other end and the toilet bowl of intake pipe 13 are connected for take out the gas in the toilet bowl to air purifier in. Specifically, the conventional toilet bowl includes a bowl 90, a bowl cover and a gasket disposed between the bowl 90 and the bowl cover; one end of the air inlet pipe 13 can be pressed between the gasket and the barrel body 90, namely, the end part of the air inlet pipe 13 is at a certain height from the bottom of the barrel body 90, so that flushing water of the toilet can be prevented from flowing backwards and entering the air inlet pipe 13. It can be understood that an open groove 91 may be formed at the top of the tub 90, and the air inlet duct 13 is inserted into the open groove 91 and pressed by a gasket, thereby preventing the air inlet duct 13 from slipping off the toilet bowl. Further, to enhance the suction effect of the air cleaner, an induction hood 14 may be provided at an end of the intake duct 13 away from the intake port 11, causing the hood to face the inside of the tub 90.

The height of intake pipe 13 that this embodiment provided is adjustable relative to the distance on ground, and applicable on the toilet bowl of different specifications, because intake pipe 13 keeps unanimous with the height of air inlet 11, the accessible is adjusted the height-adjusting of air inlet 11 apart from ground in order to realize intake pipe 13.

The present embodiment provides two ways for adjusting the height of the air inlet 11, but not limited to the following:

first, the housing 10 is a cylindrical housing 10, and the housing 10 is divided into at least two sections, and the two adjacent sections are connected by screw threads. In particular, the housing 10 may preferably be designed in a round shape, which includes a first housing and a second housing, and the first housing and the second housing are connected by a screw thread. The first shell can be sleeved on the second shell, an internal thread is arranged at the position, close to the second shell, of the first shell, an external thread matched with the internal thread of the first shell is arranged at the position, close to the first shell, of the second shell, and the first shell is connected to the second shell through the internal thread and the external thread. The first housing may be located above the second housing, with the air inlet 11 located at the top of the first housing and the air outlet 12 located at the bottom of the second housing. When the height of the air inlet pipe 13 communicated with the air inlet 11 needs to be adjusted, the first shell is rotated, and the installation position of the first shell on the second shell is adjusted, so that the height of the air inlet pipe 13 is adjusted.

It is understood that the second housing may also be sleeved on the first housing, and will not be described in detail. In order to rotate the first shell and the second shell conveniently so as to realize the relative rotation of the first shell and the second shell and further adjust the height of the air inlet 11 from the ground, anti-skid structures can be arranged on the first shell and the second shell so as to increase the surface roughness of the first shell and the second shell. For example, the surfaces of the first and second housings may be frosted to prevent a slip phenomenon from occurring when the height of the air inlet duct 13 is adjusted, thereby improving the adjustment efficiency.

Secondly, a plurality of lifting columns 60 are provided at the bottom of the housing 10, and the lifting columns 60 are used for adjusting the height of the bottom of the housing 10 from the ground. Specifically, casing 10 bottom is provided with and is used for adjusting casing 10 bottom apart from the lift post 60 of ground height, and lift post 60 can adopt fluid pressure type lift post 60, and fluid pressure lift post 60 generally can fall by full-automatic, mainly controls its lift through the mode of remote control, and its principle is as follows: when the hydraulic lifting column 60 is operated, the hydraulic oil forms a certain pressure under the action of the vane pump, so that the piston of the hydraulic cylinder moves upwards to lift the housing 10. Conversely, the lower end of the hydraulic cylinder returns oil and returns to the oil tank, so that the piston of the hydraulic cylinder moves downward, thereby lowering the height of the housing 10.

The lifting column 60 in this embodiment may also take other configurations, such as: the bottom of casing 10 is provided with a plurality of screw holes, is provided with the internal thread in every screw hole, is provided with the internal thread matched with external screw thread of screw hole on the lift post 60, and lift post 60 is through internal thread and external screw thread connection on casing 10. When the installation height of the air inlet pipe 13 needs to be adjusted, the lifting column 60 is rotated to change the length of the lifting column 60 protruding out of the shell 10, so as to adjust the height of the air inlet pipe 13 from the ground, and the air inlet pipe 13 is conveniently connected to the toilet bowl 90.

Further, a plurality of lifting columns 60 are uniformly distributed at the bottom of the shell 10, so that the shell 10 can be stably located on the ground, and in addition, in order to make the lifting heights of the lifting columns 60 consistent, the lifting columns 60 are provided with graduated scales, so that the lifting heights and the falling heights of the lifting columns 60 can be conveniently observed, and the lifting heights and the falling heights of the lifting columns 60 are kept consistent, so that the stability of the shell 10 can be favorably adjusted.

It can be understood that the lifting column 60 can be separately disposed on the casing 10 or the casing 10 can be provided in multiple sections, the multiple sections are connected by screw threads, or the above solutions can be used in combination, in this embodiment, it is preferable to provide the casing 10 in a segmented structure, so that when the air inlet pipe 13 is connected to the toilet, variable installation and adjustment can be realized, and the installation efficiency can be improved.

This implement the air purifier who provides can realize the height-adjustable of intake pipe, and then promotes air purifier to the gaseous suction intensity in the toilet bowl, prevents that gaseous from spilling over from the toilet bowl, promotes deodorization and bactericidal effect, and then improves like lavatory person experience to and reduce harmful gas's invasion and be favorable to like lavatory person's healthy.

In this embodiment, the housing 10 is provided with a pre-filter layer 80 inside, and the pre-filter layer 80 is disposed between the air inlet 11 and the fan 70. The casing 10 is provided with an air inlet chamber for installing the fan 70 near the air inlet 11, the air inlet chamber is communicated with the air inlet 11, the air inlet chamber is provided with a pre-filtering layer 80, the pre-filtering layer 80 is arranged in the air inlet direction of the fan 70, the air flowing into the fan 70 can be pre-filtered, and moisture or dust in the air is effectively prevented from entering the fan 70 and damaging the fan 70. The pre-filtering layer 80 is arranged in the air inlet direction of the fan 70, so that the service life of the fan 70 can be effectively prolonged, and the overhaul period of the fan 70 is prolonged.

The air purifier provided by the embodiment further comprises a first gas detection device and a data storage device in signal connection with the first gas detection device; the first gas detection device is used for detecting the concentration of the harmful gas, recording the concentration of the harmful gas and transmitting the record to the data storage device.

Specifically, the first gas detection device may include a plurality of gas detection sensors, and the plurality of gas detection sensors may be respectively configured to detect components and concentrations of the gas, and transmit the components and concentrations of the gas to the data storage device, so as to analyze the data in a subsequent step. For example, the recent diet and health data of the toilet user can be analyzed by utilizing a big data analysis method to judge the recent physical health condition of the toilet user.

Further, the air purifier provided by the embodiment further comprises a control unit; the control unit is in signal connection with the first gas detection device and the fan 70, and the control unit controls the rotating speed of the fan 70 according to the concentration of the harmful gas detected by the first gas detection device.

Specifically, the control unit is used for controlling the on/off of the fan 70 and adjusting the rotation speed of the fan 70, and the control unit may be a control panel arranged on the housing 10, and the control panel may be arranged on the top of the housing 10 or on a side wall close to the top; the control panel comprises a display screen and a touch switch, and the touch switch is connected with the fan 70 through a signal line and can control the fan 70 to run and shut down; the control panel is also in signal connection with the first gas detection device, and detection data of the first gas detection device are transmitted to the display screen and can be displayed. In addition, the control panel adjusts the rotation speed of the fan 70 according to the concentration of the harmful gas detected by the first gas detection device. When the concentration of the harmful gas in the toilet bowl is high, the rotating speed of the fan 70 is increased, so that the harmful gas in the toilet bowl is sucked into the air purifier as soon as possible, and the harmful gas is prevented from moving out. Compared with harmful gas with lighter concentration, the harmful gas has larger influence on a toilet user and reduces the toilet experience; in this embodiment, the control unit can automatically control the rotation speed of the fan 70 according to the concentration of the harmful gas, so that the rotation speed of the fan 70 is matched with the concentration of the harmful gas, the suction effect of the air purifier can be improved, and the electric energy supplied to the fan 70 for operation can be saved.

It is understood that the control unit may also be a remote controller for remotely controlling the fan 70, the remote controller includes a display screen and a signal receiving end, and the fan 70 and the first gas detection device are provided with a signal transmitting end matched with the signal receiving end, for example, bluetooth, etc. The gas concentration and the components collected by the first gas detection device are converted into signals and remotely transmitted through the transmitting end, and the remote controller receives the signals through the receiving end, displays the signals on a display screen of the remote controller and sends out an instruction for controlling the rotating speed of the fan 70. In this embodiment, the signal receiving end of the remote controller can be exchanged with the fan 70 and the transmitting end of the first gas detection device, that is, the signal receiving end of the remote controller can also be used as the signal transmitting end, and the transmitting end of the first gas detection device can also be used as the signal receiving end. In the present embodiment, the control unit is designed as a remote controller having a remote control function, so that the concentration and the composition of the harmful gas can be observed conveniently through the remote controller, and the rotation speed of the fan 70 can be controlled conveniently through the remote controller.

On the basis of the above embodiment, the gas detection device further comprises a second gas detection device; the second gas detection means is provided at the gas outlet 12; the second gas detection device is in signal connection with the control unit, and the control unit judges whether the sterilization filter layer 20 and the odor removal filter layer 30 need to be replaced or not according to the concentration of the harmful gas detected by the first gas detection device and the concentration of the harmful gas detected by the second gas detection device.

Specifically, a second gas detection device is arranged at a position close to the bottom of the casing 10, and the second gas detection device is located at an air outlet of the casing 10 and used for detecting the concentration and the components of the gas purified by the air purifier. The second gas detection device can be in signal connection with the control unit, and the second gas detection device can comprise a plurality of gas detection sensors which can be respectively used for detecting the components and the concentration of the gas purified by the air purifier. In addition, the control unit is also in signal connection with the first gas detection device, and the components and the concentration of the harmful gas detected by the first gas detection device judge the filtering effect and the loss of the sterilization filter layer 20 and the odor removal filter layer 30 through the concentration change of the harmful gas before and after, so as to determine whether to replace the sterilization filter layer 20 and the odor removal filter layer 30.

In this embodiment, in order to further fully filter, sterilize and disinfect harmful gases generated during toilet use, the air purifier further comprises an ion sterilization layer 40 and a high-efficiency particle filter layer 50; and the ion sterilization layer 40 and the high efficiency particle filtration layer 50 are both disposed between the blower 70 and the air outlet 12. Wherein, fine granule in the high-efficient granule crosses layer upon layer can the filtering gas, promotes gaseous purity. After the negative ions generated by the ion sterilization layer 40 are combined with the bacteria, the bacteria are subjected to structural change or energy transfer, so that the bacteria die and are finally left in the ion sterilization layer 40; in addition, the ion sterilization layer 40 can also increase the content of negative ions in the gas exhausted by the air purifier, is beneficial to blood oxygen delivery and absorption, improves the freshness of air in a toilet, and improves the toilet experience and physical and psychological health of a toilet user.

As shown in fig. 2, the toilet bowl provided by the embodiment of the utility model comprises an air purifier; wherein, the toilet bowl comprises a toilet body 90, a toilet cover and a gasket arranged between the toilet body 90 and the toilet cover, and the top of the toilet body 90 is provided with an open slot 91 for embedding and installing the air inlet pipe 13. The air purifier comprises a shell 10, wherein the shell 10 is provided with an air inlet 11 and an air outlet 12, an air inlet pipe 13 is communicated with the air inlet 11, a fan 70 is arranged in the shell 10, and the fan 70 is used for sucking harmful gas in the toilet bowl into the shell 10 through the air inlet pipe 13. The housing 10 between the air inlet 11 and the fan 70 is provided with a pre-filtering layer 80, and a sterilizing filtering layer 20, an odor removing filtering layer 30, an ion sterilizing layer 40 and a high-efficiency particle filtering layer 50 which are arranged between the fan 70 and the air outlet 12, so that after harmful gas is filtered by the air purifier, odor and bacteria in the gas can be removed, and pure and fresh air can be discharged. In addition, the bottom of the casing 10 is provided with a lifting column 60 for adjusting the height of the air inlet pipe 13 from the ground, so that the air inlet pipe 13 can be conveniently connected to the toilet, the installation efficiency of the toilet and the air purifier can be improved, and the suction effect of the air purifier can be enhanced.

After the air inlet pipe 13 is inserted into the open slot 91, the height of the air inlet pipe 13 is consistent with the top height of the toilet body 90, and then the gasket is covered on the toilet body 90 to complete the connection of the air purifier and the toilet. When the toilet is in use, the fan 70 switch of the air purifier is turned on, so that harmful gas (odor and harassing gas) generated when the toilet is in use can be filtered, so that the toilet can avoid the invasion of the harmful gas, the toilet experience is improved, and the physical and mental health is facilitated.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. An air purifier is used for purifying air in a toilet and is characterized by comprising a shell, and a fan, a sterilization filter layer and an odor removal filter layer which are arranged in the shell;

the shell is provided with an air inlet and an air outlet, the air inlet is connected with an air inlet pipe, and the air inlet pipe is arranged between the toilet bowl body and the gasket;

the air inlet pipe is communicated to the inside of the toilet bowl body, and the height of the air inlet pipe from the ground is adjustable;

the sterilization filter layer and the peculiar smell removal filter layer are arranged between the fan and the air outlet.

2. The air purifier of claim 1, wherein the housing is a cylindrical housing;

the shell is at least divided into two sections, and the two adjacent sections are in threaded connection.

3. The air cleaner of claim 1 or 2, wherein the bottom of the housing is provided with a plurality of lifting columns for adjusting a height of the bottom of the housing from the ground.

4. The air purifier of claim 3, wherein a plurality of the lifting columns are uniformly distributed at the bottom of the shell;

the shell is provided with a threaded hole used for being connected with the lifting column, and the lifting column is provided with external threads matched with the threaded hole.

5. The air cleaner of claim 1, wherein the housing is internally provided with a pre-filter layer;

the pre-filter layer is arranged between the air inlet and the fan.

6. The air purifier of claim 1, further comprising a first gas detection device and a data storage device in signal communication with the first gas detection device;

7. The air purifier of claim 6, further comprising a control unit;

the control unit is in signal connection with the first gas detection device and the fan, and the control unit controls the rotating speed of the fan according to the concentration of the harmful gas detected by the first gas detection device.

8. The air purifier of claim 7, further comprising a second gas detection device;

the second gas detection device is arranged at the gas outlet;

9. The air purifier of claim 1, further comprising an ion sterilization layer and a high efficiency particle filtration layer;

the ion sterilization layer and the high-efficiency particle filtering layer are both arranged between the fan and the air outlet.

10. A toilet bowl, characterized by comprising the air cleaner of any one of claims 1 to 9;

the air purifier comprises an air inlet pipe, the toilet bowl comprises a toilet body, and the toilet body is provided with an open slot for embedding the air inlet pipe.