CN114992770B - Sterilization sterilizer and control method thereof - Google Patents
Sterilization sterilizer and control method thereof Download PDFInfo
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- CN114992770B CN114992770B CN202210580596.1A CN202210580596A CN114992770B CN 114992770 B CN114992770 B CN 114992770B CN 202210580596 A CN202210580596 A CN 202210580596A CN 114992770 B CN114992770 B CN 114992770B
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- 230000001954 sterilising effect Effects 0.000 title claims abstract description 75
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000011941 photocatalyst Substances 0.000 claims abstract description 54
- 238000007537 lampworking Methods 0.000 claims abstract description 13
- 230000000249 desinfective effect Effects 0.000 claims description 11
- 230000002159 abnormal effect Effects 0.000 claims description 10
- 230000015556 catabolic process Effects 0.000 claims description 3
- 230000003197 catalytic effect Effects 0.000 claims description 3
- 238000006731 degradation reaction Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000035945 sensitivity Effects 0.000 abstract description 4
- 230000001965 increasing effect Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 231100000614 poison Toxicity 0.000 description 3
- 239000003440 toxic substance Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000233866 Fungi Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000003053 toxin Substances 0.000 description 1
- 231100000765 toxin Toxicity 0.000 description 1
- 108700012359 toxins Proteins 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/38—Failure diagnosis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
- F24F8/167—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using catalytic reactions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
- F24F8/22—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/80—Self-contained air purifiers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
- F24F2013/207—Casings or covers with control knobs; Mounting controlling members or control units therein
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention discloses a method for confirming the normal lighting of an ultraviolet lamp in a photocatalyst sterilization device, a sterilizer and a control method of the sterilizer, wherein the method for confirming the normal lighting of the ultraviolet lamp in the photocatalyst sterilization device is characterized by comprising the following steps of: sensing first brightness of an ultraviolet lamp working area after receiving a wake-up instruction of the photocatalyst sterilization device; an ultraviolet lamp is lightened; and sensing the second brightness of the working area of the ultraviolet lamp, if the first brightness is smaller than the second brightness, confirming that the ultraviolet lamp is normally lighted, otherwise, confirming that the ultraviolet lamp is not normally lighted, thereby increasing the detection sensitivity and solving the problem that a user is difficult to intuitively sense whether the ultraviolet lamp is damaged.
Description
Technical Field
The invention relates to the field of sterilization devices, in particular to a method for confirming normal lighting of an ultraviolet lamp in a photocatalyst sterilization device, a sterilization sterilizer and a control method of the sterilization sterilizer.
Background
The ultraviolet lamp disinfection products existing in the market are not provided with ultraviolet lamp damage prompts, the ultraviolet lamp disinfection products based on ultraviolet lamp disinfection belong to loss parts, whether the ultraviolet lamp is normal or not is judged by manually observing whether the ultraviolet lamp is normally lighted, because the ultraviolet lamp is harmful to people in the working process, the outer shell of the disinfection products is usually made of ultraviolet-resistant non-transparent materials, the damage to human bodies caused by ultraviolet leakage is avoided, the built-in ultraviolet lamp is difficult to visually perceive whether the ultraviolet lamp is damaged or not, the condition of the ultraviolet lamp is observed from a reserved special hole or a disassembling machine, and the ultraviolet lamp is usually identified by periodically inspecting the ultraviolet lamp products on the market, so that the labor intensity of maintenance personnel is high, the maintenance personnel is required to be removed one by one, and the maintenance personnel is harmful. When the ultraviolet lamp is damaged, the problems that toxic substances leak to harm health and the disinfection product does not work and energy is wasted can exist.
Disclosure of Invention
The invention aims to solve the problem that whether an ultraviolet lamp is damaged or not is difficult to visually perceive by a person with the ultraviolet lamp arranged in an air sterilizer in the background art, and provides a method for confirming that the ultraviolet lamp is normally lighted in a photocatalyst sterilization device, a sterilizer and a control method of the sterilizer.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
according to a first technical scheme, a method for confirming normal lighting of an ultraviolet lamp in a photocatalyst sterilization device comprises the following steps of:
sensing first brightness of an ultraviolet lamp working area after receiving a wake-up instruction of the photocatalyst sterilization device;
an ultraviolet lamp is lightened;
and sensing the second brightness of the working area of the ultraviolet lamp, if the first brightness is smaller than the second brightness, confirming that the ultraviolet lamp is normally lighted, otherwise, confirming that the ultraviolet lamp is not normally lighted.
A second technical proposal, a sterilizing sterilizer, comprising
The shell is made of ultraviolet-resistant opaque materials and is provided with a containing cavity, an air inlet and an air outlet;
the photocatalyst sterilization device is arranged in the accommodating cavity;
the wake-up switch is suitable for generating a photocatalyst sterilization device wake-up instruction and a photocatalyst sterilization device closing instruction when being controlled;
a detector adapted to sense the brightness of the ultraviolet lamp operating region;
the fan is used for leading air in from the air inlet and leading out from the air outlet after passing through the photocatalyst;
a controller electrically connected to the wake-up switch, the detector, and the blower; the controller is adapted to perform the steps of:
after receiving a photocatalyst sterilization device awakening instruction sent by an awakening switch, controlling a detector to sense first brightness of an ultraviolet lamp working area and receiving a signal containing information for recording the first brightness;
the ultraviolet lamp is turned on and the fan is started;
controlling the detector to sense a second brightness of the ultraviolet lamp working area and receiving a signal containing information of the second brightness; if the first brightness is smaller than the second brightness, the ultraviolet lamp is confirmed to be normally lighted, otherwise, the ultraviolet lamp is confirmed to be not normally lighted.
Based on the second technical scheme, in the third technical scheme, the sterilization sterilizer further comprises a status display lamp, wherein the status display lamp is exposed out of the shell and is electrically connected with the controller, and the controller controls the status display lamp to display the status of the sterilization sterilizer.
Based on the third technical aspect, in a fourth technical aspect, the housing includes a shell and two covers; the shell and the two cover bodies are enclosed to form the accommodating cavity;
the two cover bodies are respectively and detachably connected to the two ends of the shell;
the air inlet and the air outlet are respectively arranged on the two cover bodies.
Based on the fourth technical means, in the fifth technical means, the housing includes a first housing and a second housing that are clamped to each other; the first shell is provided with a first clamping surface, and the second shell is provided with a second clamping surface; the first clamping surface and the second clamping surface are opposite when configured to be clamped, and the included angle between the first clamping surface and the second clamping surface is 5-15 degrees.
Based on the fifth technical means, in the sixth technical means, the cover body is engaged with the first housing,
the cover body is provided with a third clamping surface, the first shell is provided with a fourth clamping surface, and the third clamping surface and the fourth clamping surface are opposite when configured to be clamped, and the included angle between the third clamping surface and the fourth clamping surface is 5-15 degrees.
Seventh technical scheme, a control method of sterilizing sterilizer, characterized by: based on the third technical prevention to sixth technical means, a sterilization sterilizer, the controller performs the steps of:
s1, after a photocatalyst sterilization device awakening instruction sent by an awakening switch is received, controlling a detector to sense first brightness of an ultraviolet lamp working area and receiving a signal containing information for recording the first brightness;
s2, controlling a state display lamp to display the sterilizing and disinfecting device in a working state;
s3, an ultraviolet lamp is turned on, and a fan is started;
s4, controlling the detector to sense the second brightness of the working area of the ultraviolet lamp and receiving a signal containing information of the second brightness; if the first brightness is smaller than the second brightness, the ultraviolet lamp is confirmed to be normally turned on, otherwise, the ultraviolet lamp is turned off, the fan is turned off, and the state display lamp is controlled to display an abnormal state.
Based on the seventh technical means, in the eighth technical means, step S4 is performed if it is confirmed that the ultraviolet lamp is normally turned on;
s5: recording the time of lighting the ultraviolet lamp from the time of lighting the ultraviolet lamp, and controlling the state display lamp to be turned off and controlling the sterilizer to be turned off if the time of lighting the ultraviolet lamp is smaller than the first period and the photocatalyst sterilization device turn-off instruction sent by the wake-up switch is received;
and if the time for lighting the ultraviolet lamp is smaller than the first period and the closing instruction of the photocatalyst sterilization device sent by the wake-up switch is not received, the step 4 is executed again.
Based on the eighth technical means, in the ninth technical means, S5 further includes: and if the time for lighting the ultraviolet lamp is equal to the first period, the ultraviolet lamp and the state display lamp are turned off, and the fan is turned off to enable the sterilizing and disinfecting device to enter a standby state.
Based on the ninth technical means, in the tenth technical means, if the sterilizer enters a standby state, S6 is performed,
S6:
the standby time is recorded from the time the sterilizing and disinfecting device enters the standby state,
if the standby time is shorter than the second time and the close instruction of the photocatalyst sterilization device sent by the wake-up switch is received, the state display lamp is controlled to be turned on and then turned off, and then the sterilizer is controlled to be turned off;
if the standby time is equal to the second period, step S2 is re-executed.
From the above description of the present invention, compared with the prior art, the present invention has the following advantages:
1. according to the first technical scheme, after a wake-up instruction of the photocatalyst sterilization device is received, first brightness of an ultraviolet lamp working area is sensed; an ultraviolet lamp is lightened; and sensing the second brightness of the working area of the ultraviolet lamp, if the first brightness is smaller than the second brightness, confirming that the ultraviolet lamp is normally lighted, otherwise, confirming that the ultraviolet lamp is not normally lighted, thereby increasing the detection sensitivity and solving the problem that a user is difficult to intuitively sense whether the ultraviolet lamp is damaged.
2. According to the second technical scheme, the sterilizer performs sterilization and disinfection through the photocatalyst sterilization device, so that sterilization is realized, and after a controller receives a photocatalyst sterilization device awakening instruction sent by an awakening switch, the controller controls the detector to sense the first brightness of an ultraviolet lamp working area and receives a signal containing information for recording the first brightness; the ultraviolet lamp is turned on and the fan is started; controlling the detector to sense a second brightness of the ultraviolet lamp working area and receiving a signal containing information of the second brightness; if the first brightness is smaller than the second brightness, the ultraviolet lamp is confirmed to be normally lighted, otherwise, the ultraviolet lamp is confirmed to be not normally lighted, so that the detection sensitivity is improved, and the problem that a user is difficult to intuitively perceive whether the ultraviolet lamp is damaged is solved.
3. According to the third technical scheme, the state of the sterilization sterilizer is displayed through the state display lamp for people to observe, so that reminding is facilitated.
4. According to the fourth technical scheme, the shell comprises a shell body and two cover bodies; the shell and the two cover bodies are enclosed to form a containing cavity; the two cover bodies are respectively and detachably connected to the two ends of the shell; thereby facilitating the installation, the disassembly and the arrangement of the air inlet and the air outlet.
5. According to a fifth technical scheme, the shell comprises a first shell and a second shell which are mutually clamped; the first shell is provided with a first clamping surface, and the second shell is provided with a second clamping surface; the first clamping surface and the second clamping surface are opposite when configured to be clamped, and the included angle between the first clamping surface and the second clamping surface is 5-15 degrees, so that the first clamping surface and the second clamping surface are easy to separate when firmly detached during clamping.
6. According to the sixth technical scheme, the cover body is connected with the first shell in a clamping mode, the third clamping surface is arranged on the cover body, the fourth clamping surface is arranged on the first shell, the third clamping surface and the fourth clamping surface are opposite to each other when being connected in a clamping mode, the included angle between the third clamping surface and the fourth clamping surface is 5-15 degrees, and therefore the cover body is guaranteed to be easy to separate when being firmly detached during clamping.
7. According to the seventh technical scheme, the controller confirms that the ultraviolet lamp is normally turned on when the first brightness is smaller than the second brightness, otherwise, the ultraviolet lamp is turned off, the fan is turned off, the state display lamp is controlled to display an abnormal state, so that energy waste is prevented, toxic substances of the ultraviolet lamp are leaked, abnormal information is further reminded, and the damaged ultraviolet lamp is replaced as soon as possible.
8. According to the eighth technical scheme, the step 4 is executed again through the fact that the time for lighting the ultraviolet lamp is smaller than the first period and the closing instruction of the photocatalyst sterilizing device sent by the wake-up switch is not received, the lighting condition of the ultraviolet lamp is monitored, and therefore abnormal conditions of the ultraviolet lamp in the working process are prevented, and safety is guaranteed.
9. According to the ninth technical scheme, the ultraviolet lamp and the status display lamp are turned off when the time for turning on the ultraviolet lamp is equal to the first period, and the fan is turned off to enable the sterilizer to enter a standby state.
10. According to the tenth technical scheme, the state display lamp is turned off in the standby state, so that a user is reminded of the sterilizer to confirm that the photocatalyst sterilization device closing instruction is received by a mode of re-lighting and re-turning off, and the sterilizer is about to be turned off; and the standby time is equal to the second time, the step S2 is re-executed, so that the sterilizing and disinfecting device is restarted to perform sterilization, the user does not need to re-operate, and the use is convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments below are briefly introduced, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is an exploded view of a sterilizer according to a first embodiment;
fig. 2 is a schematic structural diagram of a first housing and a second housing in a first embodiment;
FIG. 3 is an enlarged view of the joint between the first housing and the second housing in the first embodiment;
fig. 4 is a schematic structural diagram of the first housing and the cover in the first embodiment;
FIG. 5 is an enlarged view of the joint between the first housing and the cover in the first embodiment;
fig. 6 is a view showing an assembling process of the sterilizer according to the first embodiment;
fig. 7 is a control logic diagram of the sterilizer in the first embodiment;
the main reference numerals illustrate:
a housing 1; a cover 11; a second base 111; a third clamping portion 112; a third guide surface 1121; a third engagement surface 1122; a first housing 12; a first base 121; a first engaging portion 122; a first guide surface 1221; a first snap-in surface 1222; a fourth engaging portion 123; a fourth guide surface 1231; a fourth clamping surface 1232; a second housing 13; a second clamping portion 131; second guide surface 1311; a second clamping face 1312; a housing chamber 14;
a photocatalyst 2;
a wake-up switch 3;
a detector 4;
a fan 5;
a controller 6;
a status display lamp 7;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are preferred embodiments of the invention and should not be taken as excluding other embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without creative efforts, are within the protection scope of the present invention.
In the claims, specification and drawings hereof, unless explicitly defined otherwise, the terms "first," "second," or "third," etc. are used for distinguishing between different objects and not for describing a particular sequential order.
In the claims, specification and drawings of the present invention, unless explicitly defined otherwise, references to orientation or positional relationship such as the terms "center", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise", etc. are based on the orientation and positional relationship shown in the drawings and are merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or element referred to must have a particular orientation or be constructed and operated in a particular orientation, nor should it be construed as limiting the particular scope of the invention.
In the claims, specification and drawings of the present invention, unless explicitly defined otherwise, the term "fixedly connected" or "fixedly connected" should be construed broadly, i.e. any connection between them without a displacement relationship or a relative rotation relationship, that is to say includes non-detachably fixedly connected, integrally connected and fixedly connected by other means or elements.
In the claims, specification and drawings of the present invention, the terms "comprising," having, "and variations thereof as used herein, are intended to be" including but not limited to.
Embodiment one:
referring to fig. 1, a sterilizer includes a housing 1, a photo-catalyst sterilizer, a wake-up switch 3, a detector 4, a blower 5, a controller 6, and a status display lamp 7.
The shell 1 is made of ultraviolet-resistant opaque materials, and the shell 1 comprises a shell body and two cover bodies 11;
the housing comprises a first housing 12 and a second housing 13, wherein the first housing 12 extends along a first direction and is a frame, an upper opening and a lower opening are arranged at two ends of the first housing along the first direction, and a side opening is also arranged at the side end of the first housing;
the second shell 13 extends along the first direction, and the second shell 13 covers the side opening and is detachably connected with the first shell 12;
the cover body 11 is a grid plate, the two cover bodies 11 are respectively provided with an air inlet and an air outlet, the two cover bodies 11 are respectively covered on the upper opening and the lower opening and are detachably connected with the first shell 12, in the embodiment, the cover body 11 covered on the lower opening is provided with the air inlet, and the cover body 11 covered on the upper opening is provided with the air outlet;
when the second housing 13 and the two third housings 11 are assembled with the first housing 12, the housing cavity 14 is formed by enclosing.
In this embodiment, the first housing 12 is clamped with the second housing 13, and the first housing 12 is clamped with the cover 11, so that detachable connection is realized, and the mode is convenient to install.
Specifically, referring to fig. 2 to 3, the first housing 12 includes a first base 121 and a first clamping portion 122, the first clamping portion 122 is in the form of a protrusion, the second housing 13 is provided with a second clamping portion 131 adapted to the first clamping portion 122, and the second clamping portion 131 is in the form of a clamping hole.
The first clamping portions 122 are protruded from the inner surface of the first base 121 facing the accommodating cavity 14, the plurality of first clamping portions 122 are distributed at two ends of the side opening, the first clamping portions 122 extend along the first direction to increase the clamping area, and the first clamping portions are provided with a first guiding surface 1221, a first connecting surface and a first clamping surface 1222 which are connected in sequence.
The projection of the first clamping portion 122 on a first plane perpendicular to the first direction is trapezoid, the projection of the first clamping portion 122 on the first plane is inclined along the clamping direction along the direction away from the first base 121, and the first clamping surface 1222 is inclined along the opposite direction away from the first base 121, namely, in the direction away from the clamping direction; projection on the first plane, the included angle between the first clamping surface 1222 and the inner surface of the first base 121 facing the accommodating cavity 14 is 95-105 degrees, so that the first clamping surface 1222 and the first base 121 are easy to separate when being firmly detached during clamping;
the second clamping portion 131 is provided with a second guiding surface 1311 and a second clamping surface 1312, when the second guiding surface 1311 abuts against the first guiding surface 1221, the second clamping portion 131 starts to be guided to deform, and when the clamping is completed, the second clamping surface 1312 faces the first clamping surface 1222 and forms an included angle of 5-15 degrees with the first clamping surface 1222, in this embodiment, 5 degrees.
Referring to fig. 4 to 5, the cover 11 includes a second base 111 and a third clamping portion 112, the third clamping portion 112 is shown as a protrusion, the first housing 12 is further provided with a fourth clamping portion 123 adapted to the third clamping portion 112, and the fourth clamping portion 123 is shown as a clamping hole.
The second base 111 extends along a first direction, the third clamping part 112 protrudes from the surface of the second base 111 along a second direction perpendicular to the first direction, the surface is provided with a third guide surface 1121, a second connecting surface and a third clamping surface 1122 which are sequentially connected, the projection of the third clamping part 112 on a second plane parallel to the first direction is trapezoid, the projection of the third clamping part 112 on the second plane is that the third guide surface 1121 extends along a direction far away from the second base 111 and is inclined along the opposite direction of the clamping direction, and the second clamping surface 1312 extends along a direction far away from the second base 111 and is inclined along the clamping direction; the projection on the second plane has an included angle of 95-105 degrees between the second clamping surface 1312 and the surface of the second base 111 connected with the second clamping surface 1312, so that the second clamping surface is easy to separate when being firmly detached during clamping.
The fourth clamping portion 123 is provided with a fourth guiding surface 1231, a fourth clamping surface 1232 and a through hole which is formed on the fourth clamping surface 1232 and is penetrated by the third clamping portion 112,
when the third guiding surface 1121 and the fourth guiding surface 1231 abut against each other, the third clamping portion 112 starts to be guided and deformed, so that the third clamping portion 112 passes through the hole to realize the clamping, and when the third clamping surface 1122 faces the fourth clamping surface 1232 and forms an included angle of 5-15 degrees with the fourth clamping surface 1232, in this embodiment, 10 degrees.
It should be understood that the first base 121 and the first clamping portion 122 may be disposed on the second housing 13, the second clamping portion 131 may be disposed on the first housing 12, and the inclination directions of the first guiding surface 1221 and the first clamping surface 1222 may be opposite to the above, so as to achieve the effect of easy detachment when firmly detaching during clamping. Similarly, the second base 111 and the third engaging portion 112 may be provided in the first housing 12, and the fourth engaging portion 123 may be provided in the cover 11.
Referring to fig. 1 and 6, the photocatalyst sterilizing apparatus includes an ultraviolet lamp and a photocatalyst 2.
An ultraviolet lamp is disposed within the receiving chamber 14 and adapted to emit ultraviolet and visible light.
The photocatalyst 2 is a hollow cylinder body, is suitable for generating a strong catalytic degradation function under the action of ultraviolet light and visible light, can effectively degrade toxic and harmful gases in the air, can effectively kill various bacteria, can decompose and harmlessly treat toxins released by the bacteria or fungi, and also has the functions of formaldehyde removal, deodorization, pollution resistance, air purification and the like; the ultraviolet lamp is arranged in the accommodating cavity 14 and sleeved in the ultraviolet lamp to increase the irradiated area, and the ultraviolet lamp fully acts to realize the effect of the sterilizing lamp.
The wake-up switch 3 is suitable for generating a photocatalyst sterilization device wake-up instruction and a photocatalyst sterilization device close instruction when being controlled so as to enable the sterilization sterilizer to be started or shut down, and can be one of a button switch, an inductive switch and a tact switch.
The detector 4 is a photosensitive detector 4 adapted to detect the brightness of the ultraviolet light and the visible light emitted by the ultraviolet lamp.
The fan 5 is arranged in the accommodating cavity 14 and is used for leading air in from the air inlet and leading out from the air outlet after passing through the photocatalyst sterilizing device, so that the effect of purifying the air is realized.
Status display lamp 7, status display lamp 7 exposes in shell 1 in order to be used for showing the state of disinfection ware of disinfecting for the people to observe and remind.
The embodiment also provides a method for confirming the normal lighting of the ultraviolet lamp in the photocatalyst sterilization device
Referring to fig. 7, the method comprises the following steps sequentially performed:
after receiving a photocatalyst sterilization device awakening instruction sent by an awakening switch 3, controlling a detector 4 to sense the first brightness of an ultraviolet lamp working area;
an ultraviolet lamp is lightened;
the control detector 4 senses the second brightness of the working area of the ultraviolet lamp, if the first brightness is smaller than the second brightness, the ultraviolet lamp is confirmed to be normally lighted, otherwise, the ultraviolet lamp is confirmed to be not normally lighted. Therefore, whether the ultraviolet lamp in the photocatalyst sterilizing device is normally lighted can be confirmed, the detection sensitivity is increased, the problem that a user is difficult to intuitively perceive whether the ultraviolet lamp is damaged is solved, and the photocatalyst sterilizing device is ensured to work normally.
The present embodiment also provides a control method of the sterilizer, referring to fig. 7, the controller 6 performs the steps of:
s1, after receiving a photocatalyst sterilization device awakening instruction sent by an awakening switch 3, controlling a detector 4 to sense first brightness of an ultraviolet lamp working area and receiving a signal containing information for recording the first brightness;
s2, controlling a state display lamp 7 to display the sterilizing and disinfecting device in a working state;
s3, an ultraviolet lamp is turned on, and a fan 5 is started;
s4, controlling the detector 4 to sense the second brightness of the working area of the ultraviolet lamp and receiving a signal containing information of the second brightness; if the first brightness is smaller than the second brightness, the ultraviolet lamp is confirmed to be normally lighted, and if the ultraviolet lamp is confirmed to be normally lighted, the step S5 is executed; otherwise, the ultraviolet lamp is turned off, the fan 5 is turned off, and the state display lamp 7 is controlled to display an abnormal state;
s5, starting the ultraviolet lamp, recording the time for starting the ultraviolet lamp, and controlling the state display lamp 7 to be turned off and controlling the sterilizer to be turned off if the time for starting the ultraviolet lamp is smaller than the first period and the photocatalyst sterilization device turn-off instruction sent by the wakeup switch 3 is received;
if the time for turning on the ultraviolet lamp is less than the first period and the closing instruction of the photocatalyst sterilization device sent by the wake-up switch 3 is not received, the step 4 is executed again;
if the time for turning on the ultraviolet lamp is equal to the first period, turning off the ultraviolet lamp and the status display lamp 7, and turning off the blower 5 to make the sterilizer enter a standby state and executing S6;
s6, recording standby time from the moment that the sterilizing sterilizer enters a standby state,
if the standby time is shorter than the second time and the close instruction of the photocatalyst sterilization device sent by the wake-up switch 3 is received, the control state display lamp 7 is turned on and then turned off, and then the sterilizer is controlled to be turned off;
if the standby time is equal to the second period, step S2 is re-executed.
In S2, the mode of the status display lamp 7 displaying the working status of the sterilizer may be normally on, so that the user can know the status of the sterilizer conveniently;
in S4, when it is confirmed that the ultraviolet lamp is not normally turned on, the ultraviolet lamp is turned off, the fan 5 is turned off, the status display lamp 7 is controlled to display an abnormal status and report an abnormal status, so that energy waste is prevented, toxic substances of the ultraviolet lamp are leaked, the abnormal information is also reminded, the damaged ultraviolet lamp is replaced as soon as possible, the status display lamp 7 flashes at intervals of 0.5S, the display screen displays and reports, and the alarm processing can be performed to prevent the user from inconveniently observing information displayed by the status display lamp 7 when leaving.
In S5, if the time of lighting the ultraviolet lamp is less than the first period and the shutdown instruction of the photocatalyst sterilization device sent by the wake-up switch 3 is not received, the step 4 is re-executed, and the lighting condition of the ultraviolet lamp is monitored, which may be continuous monitoring or one-time monitoring at intervals, so that the abnormal condition of the ultraviolet lamp is prevented in the working process, and the safety is ensured. If the time for turning on the ultraviolet lamp is equal to the first period, the ultraviolet lamp and the status display lamp 7 are turned off, and the fan 5 is turned off, so that the sterilizer enters a standby state.
In S6, if the standby time is less than the second time and the close instruction of the photocatalyst sterilizing device sent by the wake-up switch 3 is received, the status display lamp 7 is turned on and then turned off, and then the sterilizer is turned on; the state display lamp 7 is turned off in the standby state, so that the user is reminded of the sterilizer to confirm that the photocatalyst sterilizer is turned off by being turned on again; and the standby time is equal to the second time, the step S2 is re-executed, so that the sterilizing and disinfecting device is restarted to perform sterilization, the user does not need to re-operate, and the use is convenient.
The first period and the second period can be set according to requirements, such as the size of a room, ventilation conditions and the like. In S5, it may be determined whether or not the photocatalyst sterilization device turn-off instruction is received, and then whether or not the time for turning on the ultraviolet lamp is shorter than the first period (or whether or not the first period is reached), or whether or not the order is reversed, so that the process is realized. Similarly to S6, it may be determined whether to receive the shutdown instruction of the photocatalytic sterilization device, and then determine whether the standby duration is less than the second period (or whether the second period is reached), or whether the order is reverse, so as to implement the process.
The control method can confirm whether the ultraviolet lamp is normally lighted or not, monitor the ultraviolet lamp in the running process, and enable the sterilizing and disinfecting device to enter a standby state after working for a period of time, thereby saving energy.
The foregoing description of the embodiments and description is presented to illustrate the scope of the invention, but is not to be construed as limiting the scope of the invention. Modifications, equivalents, and other improvements to the embodiments of the invention or portions of the features disclosed herein, as may occur to persons skilled in the art upon use of the invention or the teachings of the embodiments, are intended to be included within the scope of the invention, as may be desired by persons skilled in the art from a logical analysis, reasoning, or limited testing, in combination with the common general knowledge and/or knowledge of the prior art.
Claims (9)
1. A sterilization sterilizer, which is characterized in that: comprising
The shell is made of ultraviolet-resistant opaque materials and is provided with a containing cavity, an air inlet and an air outlet;
the photocatalyst sterilization device is arranged in the accommodating cavity;
the wake-up switch is suitable for generating a photocatalyst sterilization device wake-up instruction and a photocatalyst sterilization device closing instruction when being controlled;
a detector adapted to sense the brightness of an operating region of an ultraviolet lamp adapted to cause the photocatalyst to produce a catalytic degradation function;
the fan is used for leading air in from the air inlet and leading out from the air outlet after passing through the photocatalyst;
a controller electrically connected to the wake-up switch, the detector, and the blower; the controller is adapted to perform the steps of:
after receiving a photocatalyst sterilization device awakening instruction sent by an awakening switch, controlling a detector to sense first brightness of an ultraviolet lamp working area and receiving a signal containing information for recording the first brightness;
the ultraviolet lamp is turned on and the fan is started;
controlling the detector to sense a second brightness of the ultraviolet lamp working area and receiving a signal containing information of the second brightness; if the first brightness is smaller than the second brightness, the ultraviolet lamp is confirmed to be normally lighted, otherwise, the ultraviolet lamp is confirmed to be not normally lighted;
if the ultraviolet lamp is confirmed to be normally lighted, the following steps are executed:
recording the time of lighting the ultraviolet lamp from the time of lighting the ultraviolet lamp, and controlling the state display lamp to be turned off and controlling the sterilizer to be turned off if the time of lighting the ultraviolet lamp is smaller than the first period and the photocatalyst sterilization device turn-off instruction sent by the wake-up switch is received;
if the time for lighting the ultraviolet lamp is smaller than the first period and the closing instruction of the photocatalyst sterilizing device sent by the wake-up switch is not received, the detector is controlled again to sense the second brightness of the working area of the ultraviolet lamp and receive a signal containing information for recording the second brightness, if the first brightness is smaller than the second brightness, the ultraviolet lamp is confirmed to be normally lighted, and otherwise, the ultraviolet lamp is confirmed to be not normally lighted.
2. A sterilizer as claimed in claim 1, wherein: the sterilizer further comprises a status display lamp which is exposed out of the shell and is electrically connected with the controller, and the controller controls the status display lamp to display the status of the sterilizer.
3. A sterilizer as claimed in claim 2, wherein: the shell comprises a shell body and two cover bodies; the shell and the two cover bodies are enclosed to form the accommodating cavity;
the two cover bodies are respectively and detachably connected to the two ends of the shell;
the air inlet and the air outlet are respectively arranged on the two cover bodies.
4. A sterilizer as claimed in claim 3, wherein: the shell comprises a first shell and a second shell which are clamped with each other; the first shell is provided with a first clamping surface, and the second shell is provided with a second clamping surface; the first clamping surface and the second clamping surface are opposite when configured to be clamped, and the included angle between the first clamping surface and the second clamping surface is 5-15 degrees.
5. A sterilizer as claimed in claim 4, wherein: the cover body is clamped with the first shell,
the cover body is provided with a third clamping surface, the first shell is provided with a fourth clamping surface, and the third clamping surface and the fourth clamping surface are opposite when configured to be clamped, and the included angle between the third clamping surface and the fourth clamping surface is 5-15 degrees.
6. A control method of a sterilization sterilizer is characterized in that: based on a sterilizer as claimed in claims 2-5, the controller performs the following steps:
s1, after a photocatalyst sterilization device awakening instruction sent by an awakening switch is received, controlling a detector to sense first brightness of an ultraviolet lamp working area and receiving a signal containing information for recording the first brightness, wherein the ultraviolet lamp is suitable for enabling a photocatalyst to generate a catalytic degradation function;
s2, controlling a state display lamp to display the sterilizing and disinfecting device in a working state;
s3, an ultraviolet lamp is turned on, and a fan is started;
s4, controlling the detector to sense the second brightness of the working area of the ultraviolet lamp and receiving a signal containing information of the second brightness; if the first brightness is smaller than the second brightness, the ultraviolet lamp is confirmed to be normally turned on, otherwise, the ultraviolet lamp is turned off, the fan is turned off, and the state display lamp is controlled to display abnormal states.
7. The control method of a sterilizer as claimed in claim 6, wherein:
s4, if the ultraviolet lamp is normally turned on, executing a step S5;
s5: recording the time of lighting the ultraviolet lamp from the time of lighting the ultraviolet lamp, and controlling the state display lamp to be turned off and controlling the sterilizer to be turned off if the time of lighting the ultraviolet lamp is smaller than the first period and the photocatalyst sterilization device turn-off instruction sent by the wake-up switch is received;
if the time for turning on the ultraviolet lamp is less than the first period and the close instruction of the photocatalyst sterilization device sent by the wake-up switch is not received, the step S4 is executed again.
8. The control method of a sterilizer as claimed in claim 7, wherein: s5 further comprises: and if the time for lighting the ultraviolet lamp is equal to the first period, the ultraviolet lamp and the state display lamp are turned off, and the fan is turned off to enable the sterilizing and disinfecting device to enter a standby state.
9. The control method of a sterilizer as claimed in claim 8, wherein: if the sterilizer enters a standby state S6 is performed,
S6:
the standby time is recorded from the time the sterilizing and disinfecting device enters the standby state,
if the standby time is shorter than the second time and the close instruction of the photocatalyst sterilization device sent by the wake-up switch is received, the state display lamp is controlled to be turned on and then turned off, and then the sterilizer is controlled to be turned off; if the standby time is equal to the second period, step S2 is re-executed.
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