Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a deodorization device for a toilet source.
The invention adopts the following technical scheme:
the invention provides first toilet source deodorization equipment, which comprises a gas treatment unit 1, a gas collection unit 2, a switch 3, a power supply 4 and a shell 5, wherein the gas treatment unit 1 comprises a filtering module 11, and the gas treatment unit 1 is arranged inside the shell 5;
the gas collection unit 2 comprises an air suction opening 22 and a fan 23, a ventilation pipeline 21 is arranged between the air suction opening 22 and the fan 23, the ventilation pipeline 21 is respectively communicated with the air inlets of the air suction opening 22 and the fan 23, and the air outlet of the fan 23 is communicated with the gas processing unit 1.
Moreover, the filter module 11 comprises a two-layer structure of a gamma alumina filter element 111 and a composite filter element 112, and the composite filter element 112 is composed of a honeycomb activated carbon layer and an activated carbon cotton layer which encapsulates the honeycomb activated carbon layer.
Furthermore, air pipe 21 comprises corrugated hose 211 and induced draft bent pipe 212 that are linked together, and corrugated hose 211 one end is linked together with inlet scoop 22, and the corrugated hose 211 other end communicates with induced draft bent pipe 212, and induced draft bent pipe 212 is linked together with the air intake of fan 23, inlet scoop 22 is located squatting pan edge.
Moreover, the gas processing unit 1 comprises a gas buffer chamber 12, a controller main board 13 and an air outlet 14; the gas buffer chamber 12 is respectively communicated with an air outlet of the fan 23 and an air inlet of the filtering module 11; a circuit board protection box cover body 16 is arranged above the gas buffer chamber 12, the circuit board protection box cover body 16 is connected with the shell 5 in a sealing mode, and a circuit board protection box body 17 is arranged below the circuit board protection box cover body 16; the controller mainboard 13 is located in the circuit board protection box body 17, and the controller mainboard 13 is respectively electrically connected with the switch 3, the power supply 4 and the fan 23.
Moreover, the inner side of the air outlet 14 is provided with a drainage box 15, the bottom of the drainage box 15 is of a slope structure, the bottom of the side close to the air outlet 14 is low, the bottom of the side far away from the air outlet 14 is high, a drainage hole 151 is arranged on the shell 5 below the air outlet 14, and the drainage hole 151 is connected with the bottom of the drainage box 15.
Moreover, the gas processing unit 1 further comprises an anion module, an ozone module, a music module, an ultraviolet module and an exhaust loop 18; the controller mainboard 13 is respectively electrically connected with the anion module, the ozone module, the music module, the ultraviolet module, the switch 3, the power supply 4 and the fan 23; the air exhaust loop 18 is composed of the bottom of the drainage box 15, the top wall and the side wall of the shell 5 and a circuit board protection box cover body 16, and the air exhaust loop 18 is respectively communicated with the air outlet of the filter module 11 and the air outlet 14.
Moreover, the negative ion module comprises a negative ion ballast and a negative ion release head 131, the ozone module comprises an ozone ballast and an ozone release head 132, the music module comprises a music main board 133 and a loudspeaker 134, and the ultraviolet module comprises an ultraviolet ballast and an ultraviolet lamp tube 135;
the negative ion ballast, the ozone ballast, the loudspeaker 134 and the ultraviolet ballast are all arranged inside the circuit board protection box body 17;
the ozone release head 132 is arranged on the outer wall of the bottom of the circuit board protection box body 17 and is positioned in the gas buffer chamber 12, the music main board 133 is arranged on the circuit board protection box cover body 16, and the anion release head 131 and the ultraviolet lamp tube 135 are respectively arranged in the exhaust loop 18;
the circuit board protection box cover 16 is provided with a speaker sound outlet.
The invention also provides a second toilet source deodorization device, which comprises a gas processing unit 1, a gas collecting unit 2, a switch 3, a power supply 4 and a shell 5, wherein the gas processing unit 1 comprises a filtering module 11, and the gas processing unit 1 is arranged inside the shell 5;
the gas collection unit 2 comprises an air suction opening 22 and a fan 23, a ventilation pipeline 21 is arranged between the air suction opening 22 and the fan 23, the ventilation pipeline 21 is respectively communicated with the air inlets of the air suction opening 22 and the fan 23, and the air outlet of the fan 23 is communicated with the gas processing unit 1.
Moreover, the filter module 11 comprises a two-layer structure of a gamma alumina filter element 111 and a composite filter element 112, and the composite filter element 112 is composed of a honeycomb activated carbon layer and an activated carbon cotton layer which encapsulates the honeycomb activated carbon layer.
Moreover, gas processing unit 1 includes gaseous surge chamber 12, be equipped with music module, controller mainboard 13, ultraviolet module in the gaseous surge chamber 12, controller mainboard 13 respectively with music module, ultraviolet module, switch 3, power 4, fan 23 electric connection, gaseous surge chamber 12 is linked together with the air outlet of fan 23 and the air inlet of filter module 11 respectively.
In addition, an ozone module is further arranged in the gas buffer chamber 12, and the ozone module is electrically connected with the controller mainboard.
Moreover, the gas collecting unit 2 further comprises an exhaust loop 18, wherein a negative ion module is arranged in the exhaust loop 18, and the negative ion module is electrically connected with the controller mainboard 13.
Moreover, the anion module comprises an anion ballast and an anion release head 131, the music module comprises a music main board and a loudspeaker 134, and the ultraviolet module comprises an ultraviolet ballast and an ultraviolet lamp tube 135;
moreover, the gas collecting unit 2 further includes a negative pressure chamber 24, the negative pressure chamber 24 is disposed between the fan 23 and the ventilation duct 21 and is located at the lower portion of the housing 5, the negative pressure chamber 24 is provided with a negative pressure chamber air inlet 241 and a negative pressure chamber air outlet 242, the negative pressure chamber air inlet 241 is hermetically connected with the ventilation duct 21, and the negative pressure chamber air outlet 242 is communicated with the fan 23 through an air inlet duct 243.
Moreover, negative pressure chamber 24 is equipped with 2 negative pressure chamber air outlets 242, intake stack 243 is equipped with 2, fan 23 is equipped with 2, negative pressure chamber air intake 241 is equipped with 1, inlet scoop 22 department is equipped with protection net 25.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention comprises a gas processing unit and a gas collecting unit, when in use, an air suction opening is arranged at the edge of a squatting pan, the air suction opening conveys the collected odor to the gas processing unit through a ventilating pipeline for purification treatment, thereby filtering, decomposing, disinfecting and sterilizing the odor generated by excrement from the source, and the purified gas is directly discharged into a toilet, so that the air in the toilet or the indoor air can be constantly kept in a fresh and clean state.
2. The design of the gas treatment unit can realize five-stage purification function, wherein the first-stage purification is to sterilize and deodorize odor by ozone released by an ozone module, the second-stage purification is to purify gas by a composite filter element, the third-stage purification is to purify gas by a gamma alumina filter element, and the fourth-stage purification is to sterilize gas by ultraviolet rays; the fifth stage is that the sterilized air is mixed with negative ions for purification and is discharged to the room through an air outlet. The gas buffer chamber, the exhaust loop and the multi-layer filtering module greatly prolong the purification treatment time of odor in the gas treatment unit, so that the purification effect of the invention reaches more than 99 percent.
3. The gas treatment unit comprises a filter module, wherein the filter module comprises a gamma alumina filter element and a composite filter element, and the composite filter element consists of a honeycomb activated carbon layer and an activated carbon cotton layer for packaging the honeycomb activated carbon layer. The project group is determined to adopt a two-layer structure of a gamma alumina filter element and a composite filter element for filtration through a plurality of times of experimental researches, and the filtering effect of the 2-layer gamma alumina filter element structure or the 2-layer composite filter element structure is better than the purifying effect of the two-layer structure of the gamma alumina filter element and the composite filter element, and the specific mechanism of the project group is still studied.
4. According to the invention, the drainage box is arranged on the inner side of the air outlet, the bottom of the drainage box is of a slope structure, the bottom of the drainage box is low at one side close to the air outlet, and the bottom of the drainage box is high at one side far away from the air outlet, and the shell below the air outlet is provided with the drainage hole which is connected with the bottom of the drainage box. The drainage box and the drainage hole are designed to prevent external water from entering the equipment through the air outlet to pollute the filtering module and burn out electrical elements such as the control circuit board and the like; on the other hand, the bottom of the drainage box, the top of the filtering module and the top of the circuit board protection box form an exhaust loop, and gas can be discharged through the air outlet only through the exhaust loop, so that the contact time of the gas with negative ions and ultraviolet rays is prolonged, and the purification effect is improved.
5. The gas treatment unit comprises a buffer chamber, wherein after the odor pressure in the buffer chamber is increased to a certain degree, the odor in the buffer chamber can enter a filtering module for purification and filtration under the action of the pressure, and the buffer chamber can increase the odor accommodating volume on one hand, increase and decrease the contact area between the odor and the filtering module and prolong the contact time between the odor and the filtering module on the other hand; still be equipped with music module, controller mainboard control music module sound production in the buffer chamber, the music is sounded, avoids like the awkward sound in the time of lavatory, implants effects such as advertisement.
6. The ventilation pipeline of the invention consists of a corrugated hose and an air suction bent pipe which are communicated with each other. The design of corrugated hose can make the position of placing of vent carry out the adjustment of multi-angle, and corrugated hose can also carry out the fine setting of length, prolongs or shortens air pipe's length to reduce the requirement of this device to the installation environment.
7. The gas treatment unit comprises a negative pressure chamber, the negative pressure chamber is designed with two functions, on one hand, the holding volume of odor can be increased, and on the other hand, when the number of the fans, the air suction pipeline and the air outlets of the negative pressure chamber is more than 2, 2 fans can cooperatively absorb the odor, so that the situations that the distribution of absorbed gas is uneven and the purification effect is influenced are avoided; and 2 fans can produce strong suction, so that the negative pressure chamber forms a negative pressure area, and odor generated by defecation enters the air treatment unit quickly through the air suction opening and the ventilation pipeline for purification, thereby enhancing the purification effect.
8. The gas treatment unit comprises an exhaust loop, and the exhaust channel is designed in a snake shape, so that the retention time of gas in the gas treatment unit can be prolonged, and the gas purification time is prolonged. And the inside of the exhaust loop is provided with a negative ion release head, purified and filtered clean air enters the exhaust loop, and the clean air is purified again through a negative ion generator arranged in the exhaust loop. The negative ions released by the negative ion generator can purify clean air again on one hand, and on the other hand, the negative ions are released to a toilet or a toilet along with the clean air, so that the air quality of the toilet or the toilet is improved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
The invention provides a toilet source deodorization device, which comprises a gas processing unit 1, a gas collecting unit 2, a switch 3, a power supply 4 and a shell 5, wherein the gas processing unit 1 comprises a filtering module 11, and the gas processing unit 1 is arranged in the shell 5;
the gas collection unit 2 comprises an air suction opening 22 and a fan 23, a ventilation pipeline 21 is arranged between the air suction opening 22 and the fan 23, the ventilation pipeline 21 is respectively communicated with the air inlets of the air suction opening 22 and the fan 23, and the air outlet of the fan 23 is communicated with the gas processing unit 1. When the invention is used, the air suction opening is arranged at the edge of the squatting pan, the air suction opening conveys the collected odor to the air treatment unit through the ventilation pipeline for purification treatment, thereby filtering, decomposing, disinfecting and sterilizing the odor generated by excrement from the source, and the purified air is directly discharged into the toilet, so that the air in the toilet or the room can be kept in a fresh and clean state at any time.
In this embodiment, the filtering module 11 includes two layers of structures, i.e., a gamma alumina filter element 111 and a composite filter element 112, and the composite filter element 112 is composed of a honeycomb activated carbon layer and an activated carbon cotton layer encapsulating the honeycomb activated carbon layer.
In this embodiment, the ventilation duct 21 is composed of a corrugated hose 211 and an air suction elbow 212, which are communicated with each other, one end of the corrugated hose 211 is communicated with the air suction opening 22, the other end of the corrugated hose 211 is communicated with the air suction elbow 212, the air suction elbow 212 is communicated with an air inlet of the fan 23, and the air suction opening 22 is arranged at the edge of the squatting pan. The design of the corrugated hose 211 can lead the placing position of the vent 22 to be adjusted in multiple angles, and the corrugated hose 211 can also be finely adjusted in length, thereby prolonging or shortening the length of the ventilating duct 21 and further reducing the requirement of the device on the installation environment.
In this embodiment, the gas processing unit 1 includes a gas buffer chamber 12, a controller board 13, and an air outlet 14; the gas buffer chamber 12 is respectively communicated with an air outlet of the fan 23 and an air inlet of the filtering module 11; a circuit board protection box cover body 16 is arranged above the gas buffer chamber 12, the circuit board protection box cover body 16 is connected with the shell 5 in a sealing mode, and a circuit board protection box body 17 is arranged below the circuit board protection box cover body 16; the controller mainboard 13 is located in the circuit board protection box body 17, and the controller mainboard 13 is respectively electrically connected with the switch 3, the power supply 4 and the fan 23.
In this embodiment, the inner side of the air outlet 14 is provided with a drainage box 15, the bottom of the drainage box 15 is of a slope structure, the bottom of the side close to the air outlet 14 is low, the bottom of the side far away from the air outlet 14 is high, a drainage hole 151 is arranged on the housing 5 below the air outlet 14, and the drainage hole 151 is connected with the bottom of the drainage box 15. The drainage box and the drainage hole are designed to prevent external water from entering the equipment through the air outlet to pollute the filtering module and burn out electrical elements such as the control circuit board and the like; on the other hand, the bottom of the drainage box, the top of the filtering module and the top of the circuit board protection box form an exhaust loop, and gas can be discharged through the air outlet only through the exhaust loop, so that the contact time of the gas with negative ions and ultraviolet rays is prolonged, and the purification effect is improved.
In this embodiment, the gas processing unit 1 further includes an anion module, an ozone module, a music module, an ultraviolet module, and an exhaust loop 18; the controller mainboard 13 is respectively electrically connected with the anion module, the ozone module, the music module, the ultraviolet module, the switch 3, the power supply 4 and the fan 23; the air exhaust loop 18 is composed of the bottom of the drainage box 15, the top wall and the side wall of the shell 5 and a circuit board protection box cover body 16, and the air exhaust loop 18 is respectively communicated with the air outlet of the filter module 11 and the air outlet 14.
In this embodiment, the negative ion module includes a negative ion ballast and a negative ion release head 131, the ozone module includes an ozone ballast and an ozone release head 132, the music module includes a music main board 133 and a speaker 134, and the ultraviolet module includes an ultraviolet ballast and an ultraviolet lamp tube 135;
the negative ion ballast, the ozone ballast, the loudspeaker 134 and the ultraviolet ballast are all arranged inside the circuit board protection box body 17;
the ozone release head 132 is arranged on the outer wall of the bottom of the circuit board protection box body 17 and is positioned in the gas buffer chamber 12, the music main board 133 is arranged on the circuit board protection box cover body 16, and the anion release head 131 and the ultraviolet lamp tube 135 are respectively arranged in the exhaust loop 18;
the circuit board protection box cover 16 is provided with a speaker sound outlet.
When this embodiment uses, hanging the equipment wall at squatting pan rear with the screw, this equipment rear is equipped with the installation hanging hole because the bathroom internal environment is complicated, and the squatting pan rear probably installs the flushing tank, steps on water valve, infrared induction controller etc. the utility model discloses can install in squatting pan both sides, the inlet scoop should be installed in the positive centre of squatting pan, the inlet scoop apart from the squatting pan rear edge department 1cm-5cm department can.
In this embodiment, the switch 3 is an infrared inductive switch and is disposed on the outer wall of the air inlet 22. The position of the switch 3 can be set in different positions in the toilet or on the deodorizing equipment of the toilet source according to actual needs.
In this embodiment: the design of the gas processing unit can realize the five-stage purification function, the first stage of purification is that the odor is sterilized and deodorized in the gas buffer chamber by the ozone released by the ozone module, the second stage is that the gas is catalyzed and purified by the composite filter element, the third stage is that the gas is purified by the gamma alumina filter element, and the fourth stage is that the clean air exhausted by the gas after passing through the multi-layer filter module is sterilized again in the exhaust loop by the ultraviolet; the fifth stage is that the sterilized air and negative ions are mixed and purified and then are discharged into the room through an air outlet. The gas buffer chamber, the exhaust loop and the multi-layer filtering module greatly prolong the purification treatment time of odor in the gas treatment unit, so that the purification effect of the invention reaches more than 99 percent.
This embodiment has 2 modes of operation, and this equipment provides two kinds of modes of operation, one is deodorization mode, and one is purification mode.
A deodorization mode: after a power supply is inserted into a 220v alternating current socket, when a person enters a squatting pan position, the infrared induction switch detects that the person uses the squatting pan, and a built-in controller mainboard, a fan, a music module, an ultraviolet module and an ozone module negative ion module are connected with the power supply; the controller mainboard controls the music module to sound, and the music sounds, so that the embarrassing sound when going to the toilet is avoided; the fan can produce powerful suction after opening, form the negative pressure, the foul smell that the defecation produced passes through in inlet scoop and air pipe get into gaseous buffer chamber fast, the ozone of ozone release head pipe release in the gaseous buffer chamber of foul smell degrades that disinfects, gaseous passing through the ma alumina filter core after the degradation filters, reentrant composite filter core filters, clean gas after purifying and filtering gets into the ring way of airing exhaust, anion release head and ultraviolet fluorescent tube that are located the ring way of airing exhaust can release anion and ultraviolet and purify gas once more, final gas is arranged inside the bathroom from the equipment air outlet.
A purification mode: when nobody got into the position of squatting pan, when infrared inductive switch detected nobody, equipment ran along with the purification time that the user set for by oneself or the acquiescent purification time of equipment, and the settlement time is arrived, and equipment will move automatically, purifies the air in the bathroom, after finishing purifying, waited to purify the interval time and ended, began next purification.
Example 2
In this embodiment, the switch 3 is a manual switch, and the other structures are the same as those of embodiment 1.
Example 3
In this embodiment, the switch 3 is a voice-activated switch, and the other structures are the same as those of embodiment 1.
Example 4
In this embodiment, the switch 3 is a remote control switch, and the other structures are the same as those in embodiment 1.
Example 5
In this embodiment, the switch 3 is a radar inductive switch, and the other structures are the same as those in embodiment 1.
Example 6
A toilet source deodorization device is shown in figures 4 and 5 and comprises a gas processing unit 1, a gas collecting unit 2, a switch 3, a power supply 4 and a shell 5, wherein the gas processing unit 1 comprises a filtering module 11, and the gas processing unit 1 is arranged inside the shell 5;
the gas collection unit 2 comprises an air suction opening 22 and a fan 23, a ventilation pipeline 21 is arranged between the air suction opening 22 and the fan 23, the ventilation pipeline 21 is respectively communicated with the air inlets of the air suction opening 22 and the fan 23, and the air outlet of the fan 23 is communicated with the gas processing unit 1. When the air suction inlet 22 is used, the air suction inlet 22 is arranged at the edge of a squatting pan, collected odor is conveyed into the air treatment unit 1 through the ventilation pipeline 21 and the fan 23 to be purified, so that the odor generated by excrement can be filtered, decomposed, disinfected and sterilized from the source, and the purified gas is directly discharged into a toilet, so that the air in the toilet or the indoor air can be kept in a fresh and clean state all the time.
In this embodiment, the filtering module 11 includes two layers of structures, i.e., a gamma alumina filter element 111 and a composite filter element 112, and the composite filter element 112 is composed of a honeycomb activated carbon layer and an activated carbon cotton layer encapsulating the honeycomb activated carbon layer.
In this embodiment, the gas processing unit 1 includes a gas buffer chamber 12, a music module, a controller mainboard 13 and an ultraviolet module are arranged in the gas buffer chamber 12, the controller mainboard 13 is respectively electrically connected with the music module, the ultraviolet module, the switch 3, the power supply 4 and the fan 23, and the gas buffer chamber 12 is respectively communicated with an air outlet of the fan 23 and an air inlet of the filtering module 11. The gas buffer chamber can increase the accommodation volume of odor on one hand, and increase and decrease the contact area of the odor and the filtering module and prolong the contact time of the odor and the filtering module on the other hand; the music module, the controller mainboard and the controller mainboard are arranged in the buffer chamber to control the music module to sound, and music sounds to avoid embarrassing sound in the toilet.
In this embodiment, an ozone module is further disposed in the gas buffer chamber 12, and the ozone module is electrically connected to the controller motherboard.
In this embodiment, the gas collecting unit 2 further includes an exhaust loop 18, and a negative ion module is disposed in the exhaust loop 18 and electrically connected to the controller motherboard 13.
In this embodiment, the negative ion module includes a negative ion ballast and a negative ion releasing head 131, the music module includes a music main board 133 and a speaker 134, and the ultraviolet module includes an ultraviolet ballast and an ultraviolet lamp tube 135;
in this embodiment, the gas collection unit 2 further includes a negative pressure chamber 24, the negative pressure chamber 24 is disposed between the fan 23 and the ventilation duct 21 and located at the lower portion of the housing 5, the negative pressure chamber 24 is provided with a negative pressure chamber air inlet 241 and a negative pressure chamber air outlet 242, the negative pressure chamber air inlet 241 is hermetically connected with the ventilation duct 21, and the negative pressure chamber air outlet 242 is communicated with the fan 23 through an air inlet duct 243. In this embodiment, the negative pressure chamber 24 is provided with 2 negative pressure chamber air outlets 242, the air inlet pipe 243 is provided with 2 air inlets, the fan 23 is provided with 2 air inlets, the negative pressure chamber air inlet 241 is provided with 1 air inlet, and the air inlet 22 is provided with the protection net 25. The design of the negative pressure chamber has two functions, on one hand, the holding volume of the odor can be increased, and on the other hand, when the number of the fans, the air suction pipeline and the air outlets of the negative pressure chamber is more than 2, the 2 fans can cooperatively absorb the odor, so that the situations that the distribution of the absorbed gas is uneven and the purification effect is influenced are avoided; and 2 fans can produce strong suction, so that the negative pressure chamber forms a negative pressure area, and odor generated by defecation enters the air treatment unit quickly through the air suction opening and the ventilation pipeline for purification, thereby enhancing the purification effect.
In this embodiment, the switch 3 is an infrared inductive switch and is disposed on the ventilation duct 21. The position of the switch 3 can be set in different positions in the toilet or on the deodorizing equipment of the toilet source according to actual needs.
In this embodiment, the housing 5 includes a cover and a housing, and the cover and the housing are connected by a fixing stud 27.
In this embodiment, a bluetooth module, a clock module, a temperature and humidity module, and the like are integrated in the controller motherboard 13; the infrared inductive switch is electrically connected with the controller mainboard 13, can be connected with equipment through a mobile phone WeChat applet, and the infrared human body induction distance, the purification time and the purification interval time are preset.
When this embodiment uses, hanging the equipment wall at squatting pan rear with the screw, this equipment rear is equipped with the installation hanging hole because the bathroom internal environment is complicated, and the squatting pan rear probably installs the flushing tank, steps on water valve, infrared induction controller etc. the utility model discloses can install in squatting pan both sides, the inlet scoop should be installed in the positive centre of squatting pan, the inlet scoop apart from the squatting pan rear edge department 1cm-5cm department can.
In this embodiment: the design of gas processing unit can realize five levels purification performance, and first order and second level are the foul smell respectively and disinfect the deodorization to the foul smell through the ultraviolet ray of ultraviolet module release and the ozone of ozone module release in gaseous buffer chamber, and the third level is that gaseous catalysis purifies through composite filter core, and the fourth level is that gaseous purification through gamma alumina filter core, and the fifth level is that the air after disinfecting mixes with the anion and purifies, arranges indoor through the air exit. The gas buffer chamber, the exhaust loop and the multi-layer filtering module greatly prolong the purification treatment time of odor in the gas treatment unit, so that the purification effect of the invention reaches more than 99 percent.
This embodiment includes 2 modes of operation, and this equipment provides two modes of operation, one is the deodorization mode, and one is the purification mode.
A deodorization mode: after a power supply is inserted into a 220v alternating current socket, when a person enters a squatting pot, the infrared induction switch detects that the person is used, and a built-in controller mainboard, a fan, a music module, an ultraviolet lamp tube and an anion generator are connected with the power supply; the controller mainboard controls the music module to sound, and the music sounds, so that the embarrassing sound when going to the toilet is avoided; the double booster fans can generate strong suction force to enable the negative pressure chamber to form a negative pressure area, odor generated by defecation enters the negative pressure area through the suction opening and the ventilation pipeline quickly, the odor is subjected to sterilization and degradation through ultraviolet rays and ozone released by an ultraviolet lamp tube arranged at the booster fan opening, degraded gas is filtered through a gamma alumina filter element and then enters a composite filter element for filtration, clean gas after purification and filtration enters an exhaust loop, clean air is purified through a negative ion generator arranged in the exhaust loop, and finally the gas is discharged into the toilet from the equipment air outlet.
A purification mode: when nobody got into the position of squatting pan, when infrared inductive switch detected nobody, equipment ran along with the purification time that the user set for by oneself or the acquiescent purification time of equipment, and the settlement time is arrived, and equipment will move automatically, purifies the air in the bathroom, after finishing purifying, waited to purify the interval time and ended, began next purification.
Example 7
In the present embodiment, as shown in fig. 4, 6 and 7, the switch 3 is a manual switch and is installed in a toilet, and the other configurations are the same as those of embodiment 6.
Of course, the above description is not limited to the above examples, and the undescribed technical features of the present invention can be implemented by or using the prior art, and will not be described herein again; the above embodiments are merely for illustrating the technical solutions of the present invention and not for limiting the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions which are made by those skilled in the art within the spirit of the present invention are also within the scope of the claims of the present invention.
It is to be understood that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. The invention is not limited to the precise arrangements described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.