CN104548177A - Deodorization and sterilization method and refrigerator employing deodorization and sterilization method - Google Patents

Abstract

The invention provides a deodorizing and sterilizing method and a refrigerator using the deodorizing and sterilizing method. The refrigerator is equipped with a deodorizing and sterilizing device, and the deodorizing and sterilizing device includes a control panel and a deodorizing and sterilizing module connected to the control panel, a detection module, a display module and an operation module, and the deodorizing and sterilizing module includes A casing, two blowers installed on the casing and a gas generator arranged in the casing, the deodorization and sterilization method makes the fans on both sides of the deodorization and sterilization device run for a certain period of time in advance to generate a certain amount of air Flow to balance the odor in the refrigerator room, and monitor the odor concentration in the refrigerator room in real time, and judge and control the fan speed through the control board to speed up or slow down the deodorization and sterilization gas in the deodorization and sterilization module released to realize the purification of the air in the refrigerator compartment. The invention has the advantages of accurate monitoring, power saving, energy saving and good deodorizing and sterilizing effects.

Description

Deodorization and sterilization method and refrigerator provided with the deodorization and sterilization method

technical field

The invention relates to the field of deodorization and disinfection, in particular to a deodorization and sterilization method and a refrigerator equipped with the deodorization and sterilization method.

Background technique

Odor gases, such as methyl mercaptan, hydrogen sulfide, acetaldehyde and xylene, are usually produced in the refrigerator compartment due to the food being left for too long. The existing deodorization method usually adds activated carbon in the refrigerator compartment, but this deodorization method requires frequent replacement of the activated carbon, and the deodorization effect is not good. Another existing method for deodorizing the refrigerator compartment is to use a fan to speed up the air circulation in the refrigerator compartment, so that the odor in the refrigerator compartment is driven out of the refrigerator compartment, but this method is usually pre-installed. The start and stop time of the refrigerator cannot be removed in real time according to the concentration of the peculiar smell in the refrigerator.

In view of this, it is necessary to provide an improved deodorization and sterilization method and a refrigerator with the deodorization and sterilization method to solve the above problems.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies of the prior art, to provide a deodorization and sterilization method capable of real-time and accurate monitoring and removal of peculiar smell and bacteria in the refrigerator compartment and a refrigerator with the deodorization and sterilization method.

In order to achieve the purpose of the present invention, the present invention provides a method for deodorizing and sterilizing, which is used to purify the air in a room in real time, and provides a deodorizing and sterilizing device installed in the room, and the deodorizing and sterilizing device includes a A control panel and a deodorizing and sterilizing module and a detection module connected to the control panel, the deodorizing and sterilizing module includes a housing, two fans installed on the housing and a gas generator arranged in the housing , the deodorization and sterilization method comprises the steps of:

a) Preset the base concentration value of the peculiar smell in the control panel;

b) Turn on the fan regularly for a certain period of time;

c) The detection module monitors the odor concentration in the compartment in real time, and compares the real-time monitored odor concentration value with the reference concentration value, so that the deodorization and sterilization device operates under the following working conditions:

Working condition 1: When the detection module detects that the odor concentration in the compartment is lower than 0.2ppm, the control panel controls the fan to drive the gas generator at a low speed, so that the gas generated by the gas generator The sterilizing and deodorizing gas is blown into the compartment at a low speed, and the air in the compartment is purified at a low speed;

Working condition 2: When the detection module monitors that the odor concentration in the compartment is higher than 0.2ppm, and the concentration change in the compartment is higher than 1ppm within 10 seconds, the control board controls the fan Drive the gas generator at a medium speed to blow the sterilizing and deodorizing gas generated by the gas generator into the compartment at a medium speed, and purify the air in the compartment at a medium speed;

Working condition 3: When the detection module detects that the odor concentration in the compartment is higher than the reference concentration value of 10ppm within 10 seconds, the control board controls the fan to quickly drive the gas driver to Blow the sterilizing and deodorizing gas generated by the gas generator into the compartment quickly, and quickly purify the air in the compartment;

d) When the detection module detects that the odor concentration in the compartment is 10ppm higher than the reference concentration value for 20 consecutive minutes, an alarm sound is issued to remind the user to manually remove the odor source in the compartment.

As a further improvement of the present invention, in the step b), the time period for regularly opening the deodorizing and sterilizing device is 5 minutes.

As a further improvement of the present invention, the deodorizing and sterilizing device further includes an operation module, and the user can manually operate the operating module to control the working conditions of the deodorizing and sterilizing device.

As a further improvement of the present invention, the operating voltages of the fans corresponding to working conditions 1, 2 and 3 in step c) are 9V, 10.5V and 12V respectively.

As a further improvement of the present invention, the deodorization and sterilization module also includes a display module, the display module is an LED light with multiple colors, and the working condition 1, working condition 2 and working condition 3 in the step c) correspond to The colors below are three different colors.

As a further improvement of the present invention, the detection module is an odor sensor.

The present invention provides a refrigerator, which is applied with the above-mentioned deodorizing and sterilizing method. The refrigerator has the compartment and a door matched with the compartment.

As a further improvement of the present invention, the refrigerator further includes an inner container wall arranged in the compartment, the inner container wall includes a top wall at the top, the deodorization and sterilization module is fixed on the top wall, The two fans are an air inlet fan arranged on one side of the casing and an air outlet fan arranged on the other side of the casing.

As a further improvement of the present invention, the refrigerator further includes two side walls extending downward from both ends of the top wall and a rear wall located at the rear ends of the two side walls, and the detection module is fixed in the middle of the rear wall lower position.

As a further improvement of the present invention, the door body has an outer wall on the outer side, and the display module is arranged on the outer wall.

The beneficial effects of the present invention are as follows: the present invention installs a deodorizing and sterilizing device in the refrigerator compartment, and pre-runs the fans on both sides of the deodorizing and sterilizing device for a certain period of time to generate a certain air flow to balance the peculiar smell in the refrigerator compartment, The detection module in the refrigerator room can accurately monitor the odor concentration in the refrigerator in real time, and then judge and control the speed of the fan through the control board. The deodorization and sterilization device has the advantage of accurate monitoring. In addition, the control board controls the fan in real time. The rotating speed of the machine can increase or decrease the release of the deodorizing and sterilizing gas in the deodorizing and sterilizing device, and it also has the advantages of saving electricity and energy and having a good deodorizing and sterilizing effect.

Description of drawings

Fig. 1 is a schematic front view of the refrigerator of the present invention when the door is opened.

Fig. 2 is a three-dimensional schematic diagram of the deodorization and sterilization module of the present invention.

Fig. 3 is a schematic diagram of module connections of the deodorizing and sterilizing device of the present invention.

Fig. 4 is a flowchart of the deodorization and sterilization method of the present invention.

Detailed ways

The present invention will be described in detail below in conjunction with various embodiments shown in the accompanying drawings. Please refer to FIGS. 1-4 , which are a preferred embodiment of the present invention.

The present invention provides a refrigerator 100, comprising a compartment 10, a double door body 20 disposed at the front end of the compartment 10, an inner tank wall 15 disposed in the compartment 10, and an inner tank wall 15 located behind the inner tank wall 15. The cooling air channel 16 on the side and the deodorizing and sterilizing device 200 installed in the compartment 10 . The compartment 10 is a refrigerated compartment of the refrigerator 100 .

The inner wall 15 includes a top wall 11 at the top of the compartment 10, two side walls 12 extending downward from both sides of the top wall 11, a rear wall 13 connecting the rear ends of the two side walls 12, and a rear wall 13 located at the top of the compartment 10. The control module (not shown) inside the refrigerator 100 is placed in the compartment 10 and several shelf boards 14 are installed on the side walls 12 at both ends. The plurality of shelf boards 14 divide the compartment 10 into a plurality of accommodating spaces 16 . A gap 17 is provided on a side of the rear end of each of the storage boards 14 close to the rear wall 13 , so as to facilitate the mutual circulation of air in the plurality of accommodating spaces 16 . The top wall 12 is provided with an air outlet 18, and the bottom of the rear wall 13 is provided with an air inlet 19, and the air inlet 19 is connected to the cooling channel 16 of the refrigerator 100, and the cooling channel 16 is located on the rear wall. 13, when the cold air in the cold channel 16 enters the compartment 10 through the air inlet 19, the air in the compartment 10 flows from the gap 17 at the rear end of the shelf board 14 and the The air inlet 19 and the air outlet 18 form a circulation flow with the cold air in the cooling passage 16, which is convenient for purifying the air in the compartment 10.

The deodorizing and sterilizing device 200 is fixed on the top wall 11 . The deodorizing and sterilizing device 200 includes a control board (not labeled) and a deodorizing and sterilizing module 210 , a detection module 230 , a display module 240 and an operation module respectively connected to one end of the control board. The deodorization and sterilization module 210 includes a housing 211 , fans 220 disposed on both sides of the housing 211 and a gas generator (not shown) disposed in the housing 211 . The deodorizing and sterilizing device 200 monitors the odor concentration in the compartment 10 in real time through the detection module 230, and transmits the monitoring results to the control board for judgment, and controls the fan 220 to operate at variable speeds through the control board , to speed up or reduce the air flow in the compartment 10, so that the concentration of the odorous gas in the compartment 10 is uniform; speeding up the operation of the fan 220 can cause the gas generator in the deodorization and sterilization module 210 to release More ozone gas, which can kill bacteria in the compartment 10.

In this embodiment, the gas generator is an ozone gas generator, and the fan 220 can accelerate the ozone gas released by the gas generator to remove and disperse bacteria and odors in the compartment 10 .

Of course, as another embodiment of the present invention, an ultraviolet light generator can also be installed inside the deodorization and sterilization module 210, and the bacteria in the compartment 10 can be irradiated with ultraviolet light to remove them, or other deodorization and sterilization modules can be installed. substance.

The fan 220 includes an air inlet fan 221 located on the right side of the housing 211 and an outlet fan 222 located on the left side of the housing 211, and the outlet fan 222 is located near the air outlet, so that The ozone gas in the deodorizing and sterilizing module 210 is sent to the bottom of the compartment 10 through the cooling channel 16, so that the ozone gas and the peculiar smell deposited under the compartment 10 produce a chemical reaction, thereby effectively Removes and diffuses bacteria and odors.

As another embodiment of the present invention, the deodorization and sterilization module 210 can also be fixed on the two side walls 12 near the air inlet 19 of the refrigerator 100 to assist in accelerating the deodorization. The release of ozone gas in the sterilization module 210 has the advantages of further saving electricity and energy.

The detection module 230 is fixed at the lower part of the rear wall 13 , and in this embodiment, the detection module 230 is an odor sensor. As a further extension, the detection module 230 may be disposed on any inner wall of the compartment 10 .

The door body 20 has an outer wall 21 located on the outer side, and the display module 240 is disposed on the outer wall 21 , so that the user can know the odor concentration in the compartment 10 in time. In this embodiment, the display module 240 is an LED lamp with multiple colors.

The refrigerator 100 also has a control module inside, and the control module is electrically connected to the control board, so as to control the overall operation of the refrigerator 100 and the deodorizing and sterilizing device 200 .

The present invention also provides a deodorization and sterilization method using the above-mentioned deodorization and sterilization device 200 in the refrigerator 100, which has the following steps: a) preset a peculiar smell reference concentration value in the control panel, in this embodiment , the reference concentration value is 0.2ppm;

b) Turn on the deodorizing and sterilizing device 200 for a certain period of time, that is, turn on the fan 220 for a certain period of time. In this embodiment, the deodorizing and sterilizing device 200 is turned on for 5 minutes and turned off for 20 minutes. By regularly turning on the deodorizing and sterilizing device 200 for a period of time, the peculiar smell in the compartment 10 can be balanced under air circulation, so that the detection module 230 can accurately monitor the concentration of peculiar smell in the compartment 10 .

c) Monitor the odor concentration in the compartment 10 in real time through the detection module 230, compare the real-time monitored odor concentration value with the reference concentration value, and make the deodorization and sterilization device 200 operate according to the following working conditions:

Working condition 1: When the detection module 230 detects that the odor concentration in the compartment 10 is lower than 0.2ppm, the control board controls the fan 220 to drive the gas generator at a low speed so that the gas The sterilizing and deodorizing gas generated by the generator is blown into the compartment 10 at a low speed, and cleans the air in the compartment 10 at a low speed. At this time, the display module 240 displays the first color, and the operating voltage of the fan 220 is 9V. In this embodiment, the first color is green.

Working condition 2: When the detection module 230 detects that the odor concentration in the compartment 10 is higher than 0.2 ppm, and the concentration change in the compartment is higher than 1 ppm within 10 seconds, the control board determines that the The peculiar smell in the compartment 10 is rising, and the control board controls the fan 220 to drive the gas generator at a medium speed, so as to blow the sterilizing and deodorizing gas generated by the gas generator into the compartment at a medium speed 10, and perform medium-speed purification of the air in the compartment 10. At this time, the display module 240 is displayed in the second color, and the operating voltage of the fan 220 is 10.5V. In this embodiment, the second color is purple.

Working condition 3: When the detection module 230 detects that the odor concentration in the compartment 10 within 10 seconds is higher than the reference concentration value of 10ppm, the control board controls the fan 220 to drive the The gas generator is used to quickly blow the sterilizing and deodorizing gas generated by the gas generator into the compartment 10, and quickly purify the air in the compartment 10. At this time, the display module 240 is displayed in the third color, and the operating voltage of the fan 220 is 12V. In this embodiment, the third color is red.

d) When the detection module 230 detects that the odor concentration value in the compartment 10 is higher than the reference concentration value of 10ppm for 20 consecutive minutes, an alarm sound is issued to remind the user that there may be spoiled or rotten food in the compartment 10, This enables the user to remove the source of peculiar smell in the compartment 10 in time, and to control the working condition of the deodorizing and sterilizing device 200 by manually operating the operating module, that is, the user can control the odor by remote control or on the refrigerator 100 Set the button to control the running speed of the fan 220 to avoid the phenomenon that the deodorizing and sterilizing device 200 fails or the peculiar smell and bacteria in the compartment 10 cannot be eliminated in time. In this embodiment, when the user judges according to his own experience and manually controls the start of the deodorizing and sterilizing device 200, the deodorizing and sterilizing device 200 operates according to the above working condition 3.

As a further extension of the present invention, the refrigerator 100 to which the deodorizing and sterilizing device 200 is applicable may be either an air-cooled refrigerator or a direct-cooled refrigerator.

In summary, the present invention arranges the deodorizing and sterilizing device 200 in the refrigerator compartment 10, and makes the fans 220 on both sides of the deodorizing and sterilizing device 200 run for a certain period of time in advance to generate a certain air flow to clean the compartment 10. Balance the peculiar smell inside, and monitor the peculiar smell concentration in real time through the detection module 230 in the compartment 10, and transmit the monitoring result to the control panel in the deodorizing and sterilizing device 200 for judgment and real-time control of the fan 220, the deodorizing and sterilizing device 200 of the present invention has the advantage of accurate monitoring. In addition, the control board controls the rotating speed of the fan 220 in real time to increase or decrease the deodorizing and sterilizing device 200. The release of sterilizing gas also has the advantages of saving electricity and energy, and has a good deodorizing and sterilizing effect.

It should be understood that although this description is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the description is only for clarity, and those skilled in the art should take the description as a whole, and each The technical solutions in the embodiments can also be properly combined to form other embodiments that can be understood by those skilled in the art.

The series of detailed descriptions listed above are only specific descriptions for feasible implementations of the present invention, and they are not intended to limit the protection scope of the present invention. Any equivalent implementation or implementation that does not depart from the technical spirit of the present invention All changes should be included within the protection scope of the present invention.

Claims (10)

1. a flavor-absorbing disinfecting method, for purifying in real time air indoor between, there is provided one be arranged on described between indoor flavor-absorbing disinfecting device, described flavor-absorbing disinfecting device comprises a panel and the flavor-absorbing disinfecting module that is connected with described panel and detection module, the gas generator that described flavor-absorbing disinfecting module comprises a housing, is installed on two blower fans on described housing and is arranged in described housing, it is characterized in that, described flavor-absorbing disinfecting method comprises the steps:

A) in described panel, preset the benchmark concentration value of abnormal flavour;

B) blower fan certain hour described in time opening;

C) abnormal flavour concentration indoor between described in described detection module Real-Time Monitoring, contrasts the abnormal flavour concentration value real-time monitored and described benchmark concentration value, described flavor-absorbing disinfecting device is operated by following operating mode:

Operating mode 1: when described detection module monitor described between indoor abnormal flavour concentration value lower than 0.2ppm time, described panel controls gas generator described in described blower fan driven at low speed, blow into indoor between described with the sterilizing deodoring gas low speed that described gas generator is produced, and low speed purification is carried out to indoor air between described;

Operating mode 2: abnormal flavour concentration value indoor between described in monitoring when described detection module is higher than 0.2ppm, and described in 10 seconds between indoor concentration change value higher than 1ppm time, described panel controls described blower fan middling speed and drives described gas generator, blow into indoor between described with the sterilizing deodoring gas middling speed that described gas generator is produced, and middling speed purification is carried out to indoor air between described;

Operating mode 3: when described detection module monitor described between the indoor abnormal flavour abnormal flavour concentration value in 10 seconds all higher than benchmark concentration value 10ppm time, described panel controls gas drive described in described blower fan fast driving, blow into fast to indoor between described with the sterilizing deodoring gas that described gas generator is produced, and fast purification is carried out to indoor air between described;

D) when described detection module within continuous 20 minutes, monitor described between indoor abnormal flavour concentration value higher than benchmark concentration value 10ppm time, send alarm sound, sources of odor indoor between manually removing with reminding user.

2. flavor-absorbing disinfecting method according to claim 1, is characterized in that: described step b) in the duration of flavor-absorbing disinfecting device described in time opening be 5 minutes.

3. flavor-absorbing disinfecting method according to claim 1, is characterized in that: described flavor-absorbing disinfecting device also comprises an operational module, and user the operating mode of operational module to described flavor-absorbing disinfecting device can control described in manual operation.

4. flavor-absorbing disinfecting method according to claim 1, is characterized in that: described step c) in operating mode 1, operating mode 2 and operating mode 3 corresponding under described fan operation voltage be respectively 9V, 10.5V, 12V.

5. flavor-absorbing disinfecting method according to claim 1, it is characterized in that: described flavor-absorbing disinfecting module also comprises a display module, described display module is the LED with multiple color, described step c) in operating mode 1, operating mode 2 and operating mode 3 corresponding under color be three kinds of different colours.

6. flavor-absorbing disinfecting method according to claim 1, is characterized in that: described detection module is abnormal flavour sensor.

7. a refrigerator, is characterized in that: apply just like the flavor-absorbing disinfecting method according to any one of claim 1-6, described refrigerator have described between room and with described between the door body that matches of room.

8. refrigerator according to claim 7, it is characterized in that: described refrigerator also comprise be located at described between indoor wall of inner container, described wall of inner container comprises the roof being positioned at top, described flavor-absorbing disinfecting module is fixed on described roof, and described two blower fans are be located at the air intake blower fan of housing side and be located at the air-out blower fan of housing opposite side.

9. refrigerator according to claim 8, is characterized in that: described refrigerator also comprises from described roof two ends to the two side of downward-extension and the rear wall being positioned at sidewall rear end described in two, and described detection module is fixed on the middle part upper position of described rear wall.

10. refrigerator according to claim 7, is characterized in that: described door body has the outer wall being positioned at outside, and described display module is located on described outer wall.