CN104315681B - Car air purifier air speed control device and car air purifier air speed control method - Google Patents

Abstract

The invention provides a car air purifier air speed control device and a car air purifier air speed control method. The car air purifier air speed control device and the car air purifier air speed control method have the advantages that when air speed of an air purifier is minimum, whether PM2.5 in air in a car is larger than a preset content threshold value or not is judged, the condition that the air purifier needs to be turned on is judged if the PM2.5 in the air in the car is larger than the preset content threshold value, and when the air purifier is turned on, air speed required by that the air purifier purifies PM2.5 content in the air in the car is smaller than the preset content threshold value is calculated, and air speed control level corresponding to the required air speed of the air purifier is controlled, so that whether the air purifier needs to be turned on or not can be prompted according to the environment outside the car, the air speed of the air purifier can be controlled automatically according to the PM2.5 content in the air, and harm to human bodies caused by the fact that the air in the car cannot be purified timely and personnel in the car breathes polluted gas resulting from incapability of achieving automatic air speed control of the air purifier is avoided.

Description

Wind speed control device and control method for vehicle-mounted air purifier

technical field

The invention relates to the technical field of air purification, in particular to a wind speed control device and a control method for a vehicle-mounted air purifier.

Background technique

At present, there are many types of air pollutants, mainly including particulate matter, gaseous pollutants, and harmful microorganisms, among which PM2.5 is the most serious pollution and hazard.

Now PM2.5 has become the primary pollutant in urban air in my country. This kind of particulate matter is the main reason for the reduction of atmospheric visibility and the culprit of smog; at the same time, it is easy to absorb toxic heavy metals, organic pollutants, viruses, bacteria, etc., which can It enters the human body through the respiratory system and causes various diseases. It is a high incidence of lung cancer and affects the development of fetuses and children. People's physical and mental health are seriously threatened. Therefore, it is necessary to develop an air purifier with air purification function and PM2.5 concentration monitoring device.

In the field of purification, it often involves detecting the concentration of particulate matter (ie PM2.5) and then adjusting the wind speed to ensure that the content of fine particulate matter in the air is within the national standard; now there are many air purifiers whose wind speed is fixed, such as some installed in cars. on the air purifier. If the wind speed is fixed, the content of PM2.5 in the air will be different when the vehicle is driven in different environments, especially in some places where the air is relatively poor. If the wind speed remains the same, the air purified by the air purifier will not reach to national standards.

Therefore, an air purifier that can automatically adjust the wind speed of the purifier is very important, especially in some places where the air purifier has no effect even if it is turned on, but the car owner has no way of knowing, so an air purifier that can automatically adjust the air speed in the car is needed. An air purifier that can control the wind speed or automatically turn on or off according to the PM2.5 content in the air.

Therefore, the prior art needs to be improved and developed.

Contents of the invention

The purpose of the present invention is to provide a vehicle-mounted air purifier for the above-mentioned defects in the prior art that cannot adjust the wind speed in real time according to the different environments in the car, or automatically turn on and off the air purifier according to the quality of the air environment in the car. A wind speed control device of an air purifier and a control method thereof.

Technical scheme of the present invention is as follows:

A wind speed control device for a vehicle-mounted air purifier, including:

The first detector arranged inside the vehicle is used to detect the first detection data of the PM2.5 content in the air inside the vehicle;

The second detector arranged outside the vehicle is used to detect the second detection data of the PM2.5 content in the air outside the vehicle;

A wind speed controller connected to the first detector and the second detector; the wind speed controller contains a data processing module;

The data processing module is used to obtain the first detection data and the second detection data from the first detector and the second detector respectively, and calculate according to the second detection data when the wind speed of the air purifier is minimum , whether the PM2.5 content in the air in the car is greater than the preset content threshold, if it is greater, keep the air purifier in the open state; otherwise keep the air purifier in the closed state;

When the air purifier is in the open state, the data processing module calculates the air purifier to purify the PM2.5 content in the air in the car to a wind speed corresponding to less than the preset content threshold according to the value of the first detection data value, and pass the calculated wind speed value to the wind speed controller;

The wind speed controller automatically adjusts the air purifier to be at the wind speed level corresponding to the wind speed value.

The wind speed control device of the vehicle-mounted air purifier, wherein the wind speed controller also includes a manual wind speed regulator;

The manual wind speed regulator is used to manually set the wind speed of the air purifier; when the manual wind speed adjustment is turned on, the wind speed controller closes the operation of the data processing module, and adjusts the wind speed value according to the manual custom setting. The wind speed of the air cleaner is controlled.

The wind speed control device of the vehicle-mounted air purifier, wherein the wind speed controller is connected with the vehicle-mounted navigation controller, and displays the PM2.5 content in the air in the car and the wind speed value of the air purifier through the vehicle-mounted display .

The wind speed control device of the vehicle-mounted air purifier, wherein the preset content threshold is 100 μg/m3.

The wind speed control device of the vehicle-mounted air purifier, further comprising a detection prompter connected to the second detector;

The detection prompter is used to obtain the second detection data from the second detector in real time, and when it is detected that the second detection data is three times higher than the preset content threshold, it will prompt through LED or sound information.

A wind speed control method for a vehicle-mounted air purifier, comprising the following steps:

A. Real-time acquisition of the first detection data of the PM2.5 content in the air inside the car and the second detection data of the PM2.5 content in the air outside the car;

B. According to the detected second detection data, judge whether the PM2.5 content in the air in the car is greater than the preset content threshold when the wind speed of the air purifier is the minimum; if it is greater, then perform step C, otherwise keep the air purification the device is turned off;

C. Keep the air purifier in the open state, and calculate the wind speed value corresponding to the air purifier purifying the PM2.5 content in the air in the car to less than the preset content threshold value according to the value of the first detection data;

D. Automatically adjust the air purifier to be at the wind speed level corresponding to the wind speed value.

The wind speed control method of the vehicle-mounted air purifier, wherein, the B also includes, if the PM2.5 content in the air in the car is greater than the preset content threshold, then judging whether the manual wind speed adjustment is turned on; if it is turned on, then The wind speed of the air purifier is controlled according to the wind speed value manually customized.

The method for controlling the wind speed of the vehicle-mounted air purifier, wherein said D further includes displaying the PM2.5 content in the air inside the vehicle and the wind speed value of the air purifier through the vehicle-mounted display.

In the wind speed control method of the vehicle-mounted air purifier, the step A further includes: when it is detected that the second detection data is three times higher than the preset content threshold, prompting through LED or sound information.

Beneficial effects: the wind speed control device and control method of a vehicle-mounted air purifier provided by the present invention first detects the content of PM2.5 in the air outside the car, and judges that when the wind speed of the air purifier is the minimum, Whether the PM2.5 content in the air in the car is greater than the preset content threshold, if it is greater than, keep the air purifier in the open state, and calculate the air purifier will reduce the air in the car according to the content of PM2.5 in the air in the car The PM2.5 content is purified to a wind speed lower than the preset content threshold, and the air purifier is automatically adjusted to the wind speed level corresponding to the wind speed value through the wind speed controller, so that the control device and control method, Not only can it prompt whether the air purifier needs to be turned on according to the environment outside the car, but it can also automatically control its wind speed according to the content of PM2. Purify the air, causing the occupants in the car to breathe the polluted gas and cause harm to the body.

Description of drawings

FIG. 1 is a schematic structural diagram of a wind speed control device for a vehicle-mounted air purifier provided by the present invention.

Fig. 2 is a flow chart of the steps of a wind speed control method for a vehicle-mounted air purifier provided by the present invention.

detailed description

The present invention provides a wind speed control device for a vehicle-mounted air purifier and a control method thereof. In order to make the purpose, technical solution and effect of the present invention clearer and clearer, the present invention will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

The present invention provides a wind speed control device for a vehicle-mounted air purifier, the wind speed control device is used to adjust the wind speed of the vehicle-mounted air purifier 1, as shown in Figure 1, the wind speed control device includes:

The first detector 11 arranged inside the vehicle is used to detect the first detection data of the PM2.5 content in the air inside the vehicle.

The second detector 12 arranged outside the vehicle is used to detect the second detection data of the PM2.5 content in the air outside the vehicle.

A wind speed controller 13 connected to the first detector and the second detector; the wind speed controller 13 includes a data processing module 131 .

The data processing module 131 is used to obtain the first detection data and the second detection data from the first detector 11 and the second detector 12 respectively, and calculate the When the wind speed is the minimum, whether the PM2.5 content in the air in the car is greater than the preset content threshold, if it is greater, keep the air purifier in the open state; otherwise keep the air purifier in the closed state.

When the air purifier is in the open state, the data processing module 131 calculates that the air purifier can purify the PM2.5 content in the air in the car to less than the preset content threshold corresponding to wind speed value, and transmit the calculated wind speed value to the wind speed controller 13.

The wind speed controller 13 automatically adjusts the air purifier to be at the wind speed level corresponding to the wind speed value.

The wind speed control device of the vehicle-mounted air purifier of the present invention will be described in more detail below in conjunction with specific embodiments.

When the vehicle-mounted air purifier needs to be used, the wind speed control device of the air purifier installed inside the vehicle first starts the second detector to detect the PM2. The detection data is sent to the wind speed controller connected to it, and the data processor in the wind speed controller calculates the PM2.5 in the air outside the car according to the numerical value of the second detection data when the wind speed of the wind speed controller is the minimum. Whether the content is below the preset content threshold, if not, turn on the air purifier, and if the content of PM2.5 in the air outside the car itself is below the preset content threshold, then keep the air purifier in the off state.

When the air purifier is in the open state, the value of the first detection data obtained by the data processing module from the first detector, according to the area of the filter screen of the air purifier, the wind pressure that the filter screen can withstand , calculate the air purifier to purify the PM2.5 content in the air in the car to a wind speed value corresponding to less than the preset content threshold, and transmit the calculated wind speed value to the wind speed controller. The wind speed controller automatically adjusts the air purifier to be at the wind speed level corresponding to the wind speed value.

The air purifier is preset with at least three wind speed levels. Preferably, taking the three grades of high, medium and low as an example, the three grades of high, middle and low, and their respective corresponding wind speed ranges are preset on the wind speed controller. When the data processing module calculates the wind speed value, then Compare the calculated wind speed value with the wind speed range of the three wind speed grades to obtain the grade corresponding to the wind speed value. The wind speed controller controls the wind speed of the air purifier at the level corresponding to the wind speed value, so as to automatically adjust the wind speed of the air purifier according to the change of PM2.5 in the air in the car.

The first detector and the second detector can be photoelectric sensors or other detection devices that can detect the content of PM2.5 in the air.

The wind speed controller also includes a manual wind speed regulator; the manual wind speed regulator is used to manually set the wind speed of the air purifier; when the manual wind speed adjustment is turned on, the wind speed controller closes the operation of the data processing module , and control the wind speed of the air purifier according to the wind speed value set manually, that is, when the wind speed controller is set to manually adjust the wind speed, the automatic wind speed adjustment function realized by the data processing module is turned off , users can set the wind speed of the air purifier by themselves.

The wind speed controller can also be connected with the car navigation controller, and display the PM2.5 content in the air in the car and the wind speed value of the air purifier through the car display, so that the car owner can obtain real-time information in the car. The air quality improves the protection for the physical safety of the passengers in the vehicle.

Preferably, the preset content threshold is the national standard value of 100 μg/m3, and car owners can also set the preset content threshold according to their own needs.

In order to improve the intelligence of the wind speed control device, the wind speed control device of the vehicle-mounted air purifier also includes a detection prompter connected with the second detector; The detector obtains the second detection data, and when it detects that the second detection data is three times higher than the preset content threshold value, it will prompt through LED or sound information, that is, when the air outside the car contains excessive When the PM2.5 is low, it will remind the car owner that the environment outside the car is seriously polluted and please do not open the window. Preferably, the level of PM2.5 in the air outside the car can be displayed through different colored LED lights or different prompt sounds.

It is conceivable that the function of the wind speed controller can be realized by the vehicle navigation controller, that is, the function of the wind speed controller is integrated into the vehicle navigation controller, and the control of the air purifier is realized through the vehicle navigation controller .

On the basis of the above-mentioned wind speed control device, the present invention also provides a wind speed control method for a vehicle-mounted air purifier, as shown in Figure 2, the method includes the following steps:

S1. Acquire in real time the first detection data of the PM2.5 content in the air inside the vehicle and the second detection data of the PM2.5 content in the air outside the vehicle.

S2. According to the detected second detection data, judge whether the PM2.5 content in the air in the car is greater than the preset content threshold when the wind speed of the air purifier is the minimum; if it is greater, then perform step S3, otherwise keep the air purification The device is turned off.

S3. Keep the air purifier in the open state, and calculate the wind speed value corresponding to the air purifier purifying the PM2.5 content in the air in the car to less than the preset content threshold according to the value of the first detection data.

S4. Automatically adjust the air purifier to be at the wind speed level corresponding to the wind speed value.

Wherein, said S2 also includes, if the PM2.5 content in the air in the car is greater than the preset content threshold, then judging whether the manual wind speed adjustment is turned on; The wind speed of the air purifier is controlled.

Said S4 also includes displaying the PM2.5 content in the air inside the vehicle and the wind speed value of the air purifier through the vehicle-mounted display.

The step S1 further includes: when it is detected that the second detection data is three times higher than the preset content threshold, prompting through LED or sound information.

The wind speed control device and control method of a vehicle-mounted air purifier provided by the present invention first detects the PM2.5 content in the air outside the car, and judges that when the wind speed of the air purifier is the minimum, Whether the PM2.5 content in the car is greater than the preset content threshold, if it is greater than, keep the air purifier in the open state, and calculate the air purifier to reduce the PM2. 5. The content is purified to a wind speed lower than the preset content threshold, and the air purifier is automatically adjusted to the wind speed level corresponding to the wind speed value through the wind speed controller, so that the control device and the control method can not only according to The environment outside the car prompts whether the air purifier needs to be turned on. It can also automatically control the wind speed according to the content of PM2.5 in the air. Purification, causing the occupants of the car to breathe the polluted gas, causing harm to the body.

It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should fall within the protection scope of the appended claims of the present invention.

Claims (7)

1. a kind of air speed control device of vehicular air purifier is it is characterised in that include：

It is arranged on the first detector of vehicle interior, for detecting the first detection data of the PM2.5 content of in-car in the air；

It is arranged on the second detector of outside vehicle, for detecting the second detection data of the PM2.5 content of the outer in the air of car；

The Wind-speed controller being connected with described first detector and the second detector；Contain at data in described Wind-speed controller Reason module；

Described data processing module be used for respectively obtain from described first detector and the second detector the first detection data and Second detection data, and calculate when the wind speed of air purifier is minimum according to described second detection data, in-car in the air PM2.5 content whether be more than content threshold value set in advance, if being more than, holdings air purifier is opening；Otherwise Keep being closed of air purifier；

When air purifier is for opening, described data processing module, according to the numerical value of the first detection data, calculates sky The PM2.5 content of in-car in the air is purified to less than the air speed value corresponding to content threshold value set in advance gas purifier, and The air speed value calculating is passed to Wind-speed controller；

Described Wind-speed controller automatically adjusts air purifier and is in the wind speed scale corresponding to described air speed value；

Described Wind-speed controller is connected with vehicle mounted guidance controller, and passes through the PM2.5 to in-car in the air for the car-mounted display instrument The air speed value of content and air purifier is shown.

2. according to claim 1 the air speed control device of vehicular air purifier it is characterised in that described Wind-speed controller Also include manual velocity regulator；

Described manual velocity regulator, for manually being arranged to the wind speed of air purifier；When the manual wind speed of unlatching During regulation, described Wind-speed controller closes the operation of data processing module, and the air speed value according to manually self-defined setting The wind speed of described air purifier is controlled.

3. according to claim 1 the air speed control device of vehicular air purifier it is characterised in that described set in advance Content threshold value is 100 μ g/m3.

4. according to claim 3 the air speed control device of vehicular air purifier it is characterised in that also including and described The detection prompting device that two detectors are connected；

Described detection prompting device, for from second detector acquisition the second detection data, detecting when detecting described second in real time When data is higher than content threshold value three times set in advance, then pointed out by LED or acoustic information.

5. a kind of wind speed control method of vehicular air purifier is it is characterised in that comprise the following steps：

The second of A, the first detection data of PM2.5 content obtaining in-car in the air in real time and the outer in the air PM2.5 content of car Detection data；

The second detection data that B, basis detect judges when the wind speed of air purifier is minimum, the PM2.5 of in-car in the air Whether content is more than content threshold value set in advance；If being more than, execution step C, otherwise keep air purifier is in pass Closed state；

C, holding air purifier are opening, and the numerical value according to the first detection data, calculate air purifier by car The PM2.5 content of interior in the air is purified to less than the air speed value corresponding to content threshold value set in advance；

D, automatically adjust the wind speed scale being in corresponding to described air speed value of air purifier；

Described D also includes, and by car-mounted display instrument, the PM2.5 content of in-car in the air and the air speed value of air purifier is entered Row display.

6. according to claim 5 the wind speed control method of vehicular air purifier it is characterised in that described B also includes, if The PM2.5 content of in-car in the air is more than content threshold value set in advance, then judge whether that opening manual wind speed is adjusted；If opening Open, then according to the air speed value of manually self-defined setting, the wind speed of described air purifier is controlled.

7. according to claim 5 the wind speed control method of vehicular air purifier it is characterised in that described step A is also wrapped Include：When described second detection data is detected higher than content threshold value three times set in advance, then pass through LED or acoustic information Pointed out.