CN112693286A - Vehicle-mounted air conditioning box purifying device and purifying method - Google Patents
Vehicle-mounted air conditioning box purifying device and purifying method Download PDFInfo
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- CN112693286A CN112693286A CN202011490514.1A CN202011490514A CN112693286A CN 112693286 A CN112693286 A CN 112693286A CN 202011490514 A CN202011490514 A CN 202011490514A CN 112693286 A CN112693286 A CN 112693286A
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Abstract
A vehicle-mounted air conditioning box purifying device and a purifying method are disclosed, wherein the vehicle-mounted air conditioning box comprises an air blower and an evaporator, the purifying device comprises an ozone module, an air conditioning control module and a central control display screen, the ozone module is arranged between the air blower and the evaporator, and the ozone module and the central control display screen are respectively connected with the air conditioning control module; the purification method comprises the following steps: (1) setting the starting time and the working time of the ozone module and the concentration of the released ozone on a central control display screen or a mobile phone APP client, and transmitting the starting time, the working time and the concentration of the released ozone to an air conditioner control module; (2) when the set starting time is up, the air conditioner control module judges whether the starting condition of the ozone module is met, if not, the flow is ended; if yes, sending a starting instruction to the ozone module; (3) the ozone module releases ozone for disinfection according to a concentration value preset by the air conditioner control module, and is closed after the preset working duration is finished; the invention has the advantages of wide ozone diffusion range, large sterilization range, high sterilization efficiency and the like.
Description
Technical Field
The invention relates to a vehicle-mounted air conditioning box, in particular to a purifying device and a purifying method for the vehicle-mounted air conditioning box.
Background
The current automobile market generally complains about that the car is used for a long time, and the peculiar smell can often be heard to opening the air conditioner, this because on-vehicle air conditioner just begins to refrigerate, will produce vapor, and these comdenstion water are attached to the evaporimeter surface together with the dust debris in the air, and this moist dark corner just can breed a large amount of bacteria, fungi, mould, mite and LP bacillus, can pollute whole in-car air along with the wind that the air conditioner blew out. As few people open the car window to release odor when opening the air conditioner, compared with the narrower and more closed space in the car in the living room environment, the air pollution has larger harm to the human body, can cause headache, fever, sudden sore throat, tonsil infection, asthma, dermatitis and other allergic adverse reactions, even causes poisoning in serious cases, and endangers the driving safety.
The internal pipelines of the vehicle-mounted air-conditioning box are densely distributed and straight, the spatial distribution is not standard, the sterilization range of a common sterilization and disinfection mode is small, the sterilization of all parts of the air-conditioning box cannot be met, and the defects of low sterilization efficiency, long sterilization time, high cost and the like exist.
Disclosure of Invention
The invention provides a vehicle-mounted air conditioning box purifying device.
The invention is realized by the following steps: the utility model provides a vehicle-mounted air conditioning box purifier, locates in the vehicle-mounted air conditioning box, the vehicle-mounted air conditioning box includes air-blower and evaporimeter, purifier includes ozone module, air conditioner control module and well accuse display screen, the ozone module is located between air-blower and the evaporimeter, ozone module, well accuse display screen are connected with air conditioner control module respectively. The ozone module is installed between vehicle air conditioner case air-blower and evaporimeter, and ozone has the diffusion wide range, and the degerming scope is big, characteristics such as sterilization efficiency height, can disinfect and remove the flavor to each inside corner of air conditioner case effectively.
Preferably, the ozone module comprises an LIN receiver and an ozone generator, and the MCU module and the LIN receiver are sequentially connected with the air conditioner control module; the MCU module is in control connection with the ozone generator.
Preferably, the system further comprises a clock module, a temperature sensor and a keyless entry and start system, wherein the clock module, the temperature sensor and the keyless entry and start system are respectively connected with the air conditioner control module.
Preferably, the air conditioner further comprises a battery management system, and the battery management system is connected with the air conditioner control module.
Preferably, the air conditioner further comprises an infrared sensor, and the infrared sensor is connected with the air conditioner control module.
Preferably, the system further comprises a vehicle-mounted terminal T-BOX and a mobile phone APP client side, wherein the mobile phone APP client side is in signal connection with the vehicle-mounted terminal T-BOX, and the vehicle-mounted terminal T-BOX is connected with the air conditioner control module through a signal line.
The second technical problem to be solved by the present invention is to provide a method for purifying a vehicle air conditioning box.
The invention is realized by the following steps: the vehicle-mounted air conditioning box purifying method comprises the following steps:
(1) the starting time and the working time of the ozone module and the concentration of released ozone are set on a central control display screen or a mobile phone APP client, and setting information is transmitted to an air conditioner control module through LIN or CAN communication;
(2) when the set starting time is up, the air conditioner control module judges whether the starting condition of the ozone module is met, if not, the flow is ended; if yes, sending a starting instruction to the ozone module;
(3) and after the ozone module receives the starting instruction, ozone is released to kill virus according to a concentration value preset by the air conditioner control module, and when the preset working time is finished, the ozone module is closed to stop releasing ozone.
Preferably, the specific operation method of the step (3) is as follows:
after the LIN receiver receives a starting instruction through LIN communication, the LIN receiver wakes up the MCU module and transmits the setting information to the MCU module; the MCU module starts the ozone generator to release ozone for sterilization, and adjusts the power supply duty ratio of the ozone generator through the PWM signal according to the preset concentration value in the setting information to control the released ozone concentration value.
Preferably, in the step (2), the air conditioner control module recognizes that the set starting time is reached through the clock module;
the starting condition of the ozone module refers to the following contents:
A. the air conditioner control module identifies that the internal temperature of the air conditioner is less than 60 ℃ through the temperature sensor (ozone can be rapidly decomposed under the condition that the temperature is more than 60 ℃);
B. the air conditioner control module identifies that the key is not near the automobile through the keyless entry and starting system, proves that the automobile owner leaves the automobile, and further proves that no personnel or pets are left in the automobile through the identification of the infrared sensor, so that the safety is ensured;
C. the air conditioner control module judges that the electric quantity of the battery is more than 12.5V through the battery management system.
Preferably, the method further comprises the step (4):
a1in the ozone release process, if a vehicle needs to be used, when a vehicle key approaches to the vehicle, the low-frequency antenna of the keyless entry and start system can receive a 125KHz low-frequency communication signal sent by the vehicle key and feed the signal back to the air conditioner control module, the air conditioner control module sends information of approach of personnel to the ozone module through LIN communication, and the ozone module stops working; meanwhile, the air conditioner control module controls the air conditioner to open high-wind-gear external circulation air blowing to quickly blow away ozone in the air conditioner, so that the harm to human bodies is avoided;
a2within 1h after the ozone module stops working, if the automobile needs to be used, when the automobile key is close to the automobile, the keyless entry and starting system low-frequency antenna can receive a 125KHz low-frequency communication signal sent by the automobile key and feed the signal back to the air conditioner control module, and the air conditioner control module controls the air conditioner to open high-wind-gear external circulation air blowing.
The invention has the advantages that: the air-conditioning box has the characteristics of wide ozone diffusion range, large sterilization range, high sterilization efficiency and the like, and can effectively sterilize and deodorize all corners inside the air-conditioning box; the LIN communication is linked with the vehicle end, so that the vehicle state information can be judged, and the ozone is started to work under the condition of safe environment; can control and monitor the ozone opening time and state information, and ensure the safety of the ozone disinfection process.
Drawings
FIG. 1 is a view showing the combination of an ozone module and a vehicle-mounted air conditioning unit according to the present invention.
Fig. 2 is a schematic structural diagram of the vehicle air conditioning box purification device of the invention.
Detailed Description
Before describing the embodiments, a few terms are explained:
T-BOX: the Tbox is a box on an automobile, is a box with a communication function of an Android operating system, contains an SIM card, is generally a China Unicom SIM card, and is matched with hardware such as a GPS antenna and a 4G antenna. CAN: a controller area network (can) is one of the most widely used field buses in the world, and is used as a micro control signal in an automobile environment to exchange information among vehicle-mounted Electronic Control Units (ECUs) to form an automobile electronic control network.
LIN (local Interconnect network) is a low-cost serial communication network and is used for realizing the control of a distributed electronic system in an automobile. The aim of LIN is to provide ancillary functions to existing automotive networks (for example the CAN bus), so the LIN bus is an ancillary bus network. The use of a LIN bus for communication between smart sensors and brakes, for example, CAN provide significant cost savings in applications where the bandwidth and versatility of the CAN bus is not required.
The PEPS system is a configuration which improves the convenience of an owner to the greatest extent, and comprises a controller, a Radio Frequency (RF) transmitter in an intelligent key, a receiver at the automobile end and the like. When the key is in an effective range, a vehicle owner pulls a vehicle door or presses a key to start the switch, the corresponding module sends an interrupt signal to wake up the main controller and start the whole communication process, and the vehicle door can be opened or the engine can be started without using the key in the whole process.
A clock module: the vehicle-mounted clock module faces vehicle-mounted products such as instrument panels, speed meters, electronic road pricing black boxes, battery management units, car radios and the like, provides information for these devices including year, month, day, week, hour, minute and second, and also has programmable and interruptible alarm clock and timing functions.
A battery management system: the battery system is commonly called as a battery caregiver or a battery manager, and is mainly used for intelligently managing and maintaining each battery unit, preventing the battery from being overcharged and overdischarged, prolonging the service life of the battery and monitoring the state of the battery.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
Referring to fig. 1 and 2, a vehicle-mounted air-conditioning BOX purification device is arranged in a vehicle-mounted air-conditioning BOX 1, the vehicle-mounted air-conditioning BOX 1 comprises an air blower 11 and an evaporator 12, and the purification device comprises an ozone module 2, an air-conditioning control module, a central control display screen, a clock module, a temperature sensor, a keyless entry and start system, a battery management system, an infrared sensor, a vehicle-mounted terminal T-BOX and a mobile phone APP client; the ozone module 2 is arranged between the air blower 11 and the evaporator 12, and the ozone module 2 and the central control display screen are respectively connected with the air conditioner control module. Ozone module 2 installs between vehicle air conditioner case air-blower 11 and evaporimeter 12, has that ozone diffusion scope is wide, and degerming scope is big, characteristics such as sterilization efficiency height, can disinfect and remove the flavor to each inside corner of air conditioner case effectively. The ozone module 2 comprises an LIN receiver and an ozone generator, and the MCU module and the LIN receiver are sequentially connected with the air conditioner control module; the MCU module is in control connection (namely in control connection through a PWM signal) with the ozone generator.
Referring to fig. 2 again, the clock module, the temperature sensor, the keyless entry and start system, the battery management system and the infrared sensor are respectively connected to the air conditioner control module. The mobile phone APP client is connected with the vehicle-mounted terminal T-BOX through a 4G or 5G signal, and the vehicle-mounted terminal T-BOX is connected with the air conditioner control module through a signal line LIN or CAN in a communication mode.
Referring to fig. 1 and 2 again, a method for purifying a vehicle air conditioner box includes the following steps:
(1) setting the starting time (such as 3 am in 1 day of 12 months) and the working time of the ozone module 2 and the concentration (such as 10 PPM) of the released ozone in the central control display screen, and transmitting the setting information to the air conditioner control module through LIN or CAN communication;
the opening time, the working time and the released ozone concentration of the ozone CAN be set through the APP client of the mobile phone, the mobile phone transmits the setting information to the T-BOX of the vehicle-mounted terminal through a 4G or 5G signal, and the T-BOX of the vehicle-mounted terminal transmits the setting information to the air conditioner control module through LIN or CAN communication;
(2) when the air conditioner control module recognizes that the set starting time is reached through the clock module, the air conditioner control module judges whether the starting condition of the ozone module 2 is met, and if not, the flow is ended; if yes, sending a starting instruction to the ozone module 2;
the starting conditions of the ozone module 2 refer to the following:
A. the air conditioner control module identifies that the internal temperature of the air conditioner is less than 60 ℃ through the temperature sensor (ozone can be rapidly decomposed under the condition that the temperature is more than 60 ℃);
B. the air conditioner control module identifies that the key is not near the automobile through a keyless entry and start system (PEPS), proves that the automobile owner leaves the automobile, and further proves that no person or pet is left in the automobile through identification of an infrared sensor so as to ensure safety;
C. the air conditioner control module judges that the battery power is more than 12.5V through the battery management system (the battery power of different vehicle types has difference and needs to be adjusted according to actual vehicle types), because the battery power is too low, the battery feed can be accelerated by using the ozone module 2 for disinfection, and if the battery voltage drops too low, the automobile can not be started.
(3) After receiving the starting instruction, the ozone module 2 releases ozone for sterilization according to a concentration value preset by the air conditioner control module, and after the preset working time is finished, the ozone module 2 is closed to stop releasing ozone; specifically, the method comprises the following steps:
after the LIN receiver receives a starting instruction through LIN communication, the LIN receiver wakes up the MCU module and transmits the setting information to the MCU module; the MCU module starts the ozone generator to release ozone for sterilization, and adjusts the power supply duty ratio of the ozone generator through the PWM signal according to the preset concentration value in the setting information to control the released ozone concentration value.
（4）：
a1In the ozone release process, if a vehicle needs to be used, when a vehicle key approaches to the vehicle, the low-frequency antenna of the keyless entry and start system can receive a 125KHz low-frequency communication signal sent by the vehicle key and feed the signal back to the air conditioner control module, the air conditioner control module sends information of approach of personnel to the ozone module 2 through LIN communication, and the ozone module 2 stops working; meanwhile, the air conditioner control module controls the air conditioner to open high-wind-gear external circulation air blowing to quickly blow away ozone in the air conditioner, so that the harm to human bodies is avoided;
a2within 1h after the ozone module 2 stops working, if the automobile needs to be used, when the automobile key is close to the automobile, the keyless entry and starting system low-frequency antenna can receive a 125KHz low-frequency communication signal sent by the automobile key and feed the signal back to the air conditioner control module, and the air conditioner control module controls the air conditioner to open high-wind-gear external circulation air blowing.
Because ozone belongs to harmful gas, need to ensure personnel can not be on the scene during disinfection, on-vehicle air conditioning case 1 ozone concentration is high, and its concentration is as follows to the human body harm grade:
ozone stimulates the respiratory system of people when the concentration of ozone is more than 1500ppb (1 ppm =10000 ppb), and the ozone safety standard established in China: 0.15ppm, contact for 8 hours; when the concentration is 3-30ppm, symptoms such as headache and local paralysis of respiratory organs appear; when the concentration is 15-60ppm, the product is harmful to human body; the toxicity of the ozone is related to contact time, and the ozone with the concentration of less than 20ppm does not exceed 2 hours, so that the ozone has no permanent harm to human bodies.
The invention adopts a remote and timing control strategy, the ozone module 2 only carries out sterilization and disinfection on the inside of the air-conditioning box, the inside of the air-conditioning box has small space, the concentration of the ozone in the air-conditioning box can reach very high and can reach more than 100PPM at most, and the sterilization efficiency is high. Because the invention is arranged between the blower 12 and the evaporator 12, the invention has the characteristics of wide ozone diffusion range, large sterilization range, high sterilization efficiency and the like, and can effectively sterilize and deodorize all corners in the air-conditioning box; the ozone module 2 is linked with the vehicle end through LIN communication, so that the vehicle state information can be judged, and the ozone is started to work under the condition of safe environment; the client can also control and monitor the ozone starting time and state information through a central control display screen or a mobile phone APP, and the safety of the ozone disinfection process is guaranteed.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. The utility model provides a vehicle-mounted air conditioning box purifier, locates in vehicle-mounted air conditioning box (1), vehicle-mounted air conditioning box (1) includes air-blower (11) and evaporimeter (12), its characterized in that: purifier includes ozone module (2), air conditioner control module and well accuse display screen, air-blower (11) and evaporimeter (12) are located in ozone module (2), well accuse display screen are connected with air conditioner control module respectively.
2. The vehicle air conditioning box purifying apparatus as recited in claim 1, wherein: the ozone module (2) comprises an LIN receiver and an ozone generator, and the MCU module and the LIN receiver are sequentially connected with the air conditioner control module; the MCU module is in control connection with the ozone generator.
3. The vehicle air conditioning box purifying apparatus as recited in claim 1, wherein: the air conditioner control system is characterized by further comprising a clock module, a temperature sensor and a keyless entry and starting system, wherein the clock module, the temperature sensor and the keyless entry and starting system are respectively connected with the air conditioner control module.
4. The purifying apparatus for vehicle air conditioner according to claim 3, wherein: the air conditioner control system further comprises a battery management system, and the battery management system is connected with the air conditioner control module.
5. The purifying apparatus for vehicle air conditioner according to claim 3, wherein: the air conditioner control module is characterized by further comprising an infrared sensor, and the infrared sensor is connected with the air conditioner control module.
6. The vehicle air conditioning box purifying apparatus as recited in claim 1, wherein: the mobile phone APP system comprises a vehicle-mounted terminal T-BOX and a mobile phone APP client side, wherein the mobile phone APP client side is in signal connection with the vehicle-mounted terminal T-BOX, and the vehicle-mounted terminal T-BOX is connected with an air conditioner control module through a signal line.
7. A purification method for a vehicle-mounted air conditioning box is characterized by comprising the following steps: the vehicle air conditioning box purification device adopted according to claims 1 to 6, comprising the steps of:
(1) the starting time and the working time of the ozone module (2) and the concentration of released ozone are set on a central control display screen or a mobile phone APP client, and setting information is transmitted to an air conditioner control module;
(2) when the set starting time is up, the air conditioner control module judges whether the starting condition of the ozone module (2) is met, if not, the flow is ended; if yes, sending a starting instruction to the ozone module (2);
(3) after receiving the starting instruction, the ozone module (2) releases ozone for sterilization according to a concentration value preset by the air conditioner control module, and after the preset working time is finished, the ozone module (2) is closed to stop releasing ozone.
8. The purification method of an on-vehicle air conditioning box according to claim 7, characterized in that:
the specific operation method of the step (3) is as follows:
after the LIN receiver receives a starting instruction through LIN communication, the LIN receiver wakes up the MCU module and transmits the setting information to the MCU module; the MCU module starts the ozone generator to release ozone for sterilization, and adjusts the power supply duty ratio of the ozone generator through the PWM signal according to the preset concentration value in the setting information to control the released ozone concentration value.
9. The purification method of an on-vehicle air conditioning box according to claim 7, characterized in that:
in the step (2), the air conditioner control module recognizes that the set starting time is reached through the clock module;
the starting condition of the ozone module (2) refers to the following contents:
A. the air conditioner control module identifies that the internal temperature of the air conditioner is less than 60 ℃ through the temperature sensor (ozone can be rapidly decomposed under the condition that the temperature is more than 60 ℃);
B. the air conditioner control module identifies that the key is not near the automobile through the keyless entry and starting system, proves that the automobile owner leaves the automobile, and further proves that no person or pet remains in the automobile through the identification of the infrared sensor;
C. the air conditioner control module judges that the electric quantity of the battery is more than 12.5V through the battery management system.
10. The purification method of an on-vehicle air conditioning box according to claim 7, characterized in that: further comprising the step (4):
a1in the ozone release process, if a vehicle needs to be used, when a vehicle key approaches to the vehicle, the low-frequency antenna of the keyless entry and start system can receive a 125KHz low-frequency communication signal sent by the vehicle key and feed the signal back to the air conditioner control module, the air conditioner control module sends the approach information of personnel to the ozone module (2), and the ozone module (2) stops working; meanwhile, the air conditioner control module controls the air conditioner to open high-wind-gear external circulation air blowing;
a2within 1h after the ozone module (2) stops working, if the automobile needs to be used, when the automobile key is close to the automobile, the keyless entry and starting system low-frequency antenna can receive a 125KHz low-frequency communication signal sent by the automobile key and feed the signal back to the air conditioner control module, and the air conditioner control module controls the air conditioner to open high-wind-gear external circulation air blowing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011490514.1A CN112693286A (en) | 2020-12-17 | 2020-12-17 | Vehicle-mounted air conditioning box purifying device and purifying method |
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| CN202011490514.1A CN112693286A (en) | 2020-12-17 | 2020-12-17 | Vehicle-mounted air conditioning box purifying device and purifying method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113525039A (en) * | 2021-08-19 | 2021-10-22 | 浙江吉利控股集团有限公司 | Method, device, equipment and medium for controlling ozone generator |
| CN114674055A (en) * | 2022-05-30 | 2022-06-28 | 山东乐康电器科技有限公司 | Ozone releaser for air conditioning and ozone release concentration adjusting method |
| CN114683814A (en) * | 2022-03-31 | 2022-07-01 | 合肥华软信达科技有限公司 | Vehicle-mounted integrated ozone system and control method thereof |
| CN115257295A (en) * | 2022-08-30 | 2022-11-01 | 重庆长安汽车股份有限公司 | Vehicle-mounted air conditioner control method and device, control equipment, vehicle and storage medium |
| WO2023071246A1 (en) * | 2021-10-29 | 2023-05-04 | 青岛海尔空调器有限总公司 | Control method for air conditioner |
-
2020
- 2020-12-17 CN CN202011490514.1A patent/CN112693286A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113525039A (en) * | 2021-08-19 | 2021-10-22 | 浙江吉利控股集团有限公司 | Method, device, equipment and medium for controlling ozone generator |
| CN113525039B (en) * | 2021-08-19 | 2024-03-19 | 浙江吉利控股集团有限公司 | Method, device, equipment and medium for controlling ozone generator |
| WO2023071246A1 (en) * | 2021-10-29 | 2023-05-04 | 青岛海尔空调器有限总公司 | Control method for air conditioner |
| CN114683814A (en) * | 2022-03-31 | 2022-07-01 | 合肥华软信达科技有限公司 | Vehicle-mounted integrated ozone system and control method thereof |
| CN114674055A (en) * | 2022-05-30 | 2022-06-28 | 山东乐康电器科技有限公司 | Ozone releaser for air conditioning and ozone release concentration adjusting method |
| CN115257295A (en) * | 2022-08-30 | 2022-11-01 | 重庆长安汽车股份有限公司 | Vehicle-mounted air conditioner control method and device, control equipment, vehicle and storage medium |
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