CN215793078U

CN215793078U - Intelligent fresh air system for automobile

Info

Publication number: CN215793078U
Application number: CN202122415172.3U
Authority: CN
Inventors: 晁长青; 刘杰; 王天英; 高婷; 吴俊�; 顾峥; 顾越; 李建龙; 闫福珑
Original assignee: Zhiji Automobile Technology Co Ltd
Current assignee: Zhiji Automobile Technology Co Ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-02-11
Anticipated expiration: 2031-10-08

Abstract

The utility model belongs to the technical field of automobile ventilation systems, and particularly relates to an intelligent fresh air system for an automobile, which comprises an air inlet chamber, an air outlet chamber, a middle chamber, a first filter element, a second filter element, a first air duct, a second air duct, an air door and a driving unit, wherein an additional air duct is arranged beside each filter element, and the opening and closing of each air duct are controlled by the air door, so that air flow can selectively flow through one or more filter elements or directly enter an air conditioning system without passing through the filter elements; in practical application, in an environment with good air quality, air can directly flow into an air conditioning system without passing through a filter element, in an environment with poor air quality, air can only pass through one layer of filter element, and in an environment with poor air quality, air can pass through two layers of filter elements; the utility model prolongs the service life of the filter element and avoids resource waste, and can increase the air intake and improve the ventilation efficiency in the environment with better air quality.

Description

Intelligent fresh air system for automobile

Technical Field

The utility model belongs to the technical field of automobile ventilation systems, and particularly relates to an intelligent fresh air system for an automobile.

Background

With the improvement of living standard, people pay more and more attention to the quality of ambient air, but the economic development inevitably leads to the reduction of the quality of air, and more air purifiers are used in various occasions, especially in the automobile field, and the quality of air in the automobile is always the focus of attention.

Air purification systems for automobiles at present are mainly classified into two types: one type is a vehicle-mounted purifier, which is mainly carried out in a mode of sucking air in a vehicle, filtering and releasing the air into the vehicle, but due to the existence of the pressure difference of an air inlet and an air outlet, the filtered air can be sucked into the air inlet again, so that most of the air is continuously self-circulated, and only a small amount of air is purified; one type is that an HEPA filtration system is added in front of an air conditioner external circulation air inlet, although air entering the vehicle is purified, the system is not high in intelligentization, different requirements cannot be met by a fixed single purification mode, resource waste is caused to a certain extent, meanwhile, the HEPA material cost is higher, the service life of an HEPA filter element is obviously shortened by the single purification mode, and meanwhile, the air resistance of the HEPA filter element is higher, and the air volume entering the vehicle is also influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present invention provides an intelligent fresh air system for an automobile, which can adjust the air filtration grade according to the surrounding air environment and prolong the service life of a filter element.

In order to achieve the above objects and other related objects, the present invention provides the following technical solutions:

an intelligent fresh air system for an automobile, comprising:

the air inlet chamber is connected with an air inlet pipe,

the air outlet chamber is connected with an air outlet pipe,

the middle chamber is adjacent to the air inlet chamber and the air outlet chamber;

a first filter element as a common wall between the intake chamber and the intermediate chamber;

a second filter element which is used as a common wall and is arranged between the middle chamber and the air outlet chamber;

the first air duct is communicated with the air inlet chamber and the air outlet chamber;

the second air duct is communicated with the middle chamber and the air outlet chamber;

an air door movably arranged on the first air duct and the second air duct and assembled to be capable of switching among the following three stations,

in the first station, the first air channel and the second air channel are simultaneously closed by the air door;

in the second working position, the first air channel is closed by the air door, and the second air channel is opened; and the number of the first and second groups,

in the third working position, the first air channel is opened by the air door, and the second air channel is opened or closed by the air door;

also comprises a driving unit which is used for driving the motor,

the driving unit is connected to the air door and used for driving the air door to switch among the first station, the second station and the third station.

In an optional embodiment of the present invention, an air pollutant detecting unit is disposed on the air inlet pipe, a detection signal output end of the air pollutant detecting unit is electrically connected to the control unit, and the control unit is electrically connected to a control signal input end of the driving unit.

In an optional embodiment of the utility model, the air contaminant detection unit comprises at least one or more of the following sensors: PM2.5 sensor, SO2 sensor, nitrogen oxide sensor.

In an optional embodiment of the present invention, the non-adjacent sides of the air inlet chamber, the air outlet chamber and the intermediate chamber are enclosed by a casing, and the first filter element and the second filter element are disposed in the casing and divide an inner cavity of the casing to form the air inlet chamber, the air outlet chamber and the intermediate chamber.

In an optional embodiment of the present invention, one end of each of the first filter element and the second filter element is attached to an inner wall of the housing, and the other end of each of the first filter element and the second filter element is spaced from the inner wall of the housing to form a suspension end, and a gap between the suspension end of the first filter element and the housing and a gap between the suspension end of the second filter element and the housing form the first air duct.

In an optional embodiment of the present invention, the suspending end of the first filter element and the suspending end of the second filter element are disposed at an interval, and a gap between the suspending end of the first filter element and the suspending end of the second filter element and a gap between the suspending end of the second filter element and the housing form the second air duct.

In an optional embodiment of the present invention, the air door includes a first air blocking plate and a second air blocking plate, the first air blocking plate and the second air blocking plate are fixedly connected to a same rotating shaft, and the rotating shaft is rotatably disposed on the housing; the first wind shield and the second wind shield form an included angle, an avoiding groove for accommodating the first wind shield and the second wind shield is formed in the side wall of the shell, the avoiding groove extends towards the outer side of the shell in a protruding mode, the rotating shaft is rotatably arranged between the following three angles, the angle is one, the first wind shield is attached to the suspension section of the second filter element in the angle state, and the second wind shield is attached to the suspension section of the first filter element; a second angle, in the angle state, the first wind shield is attached to the suspension section of the first filter element, and the second wind shield is accommodated in the avoidance groove; and the angle is three, and in the angle state, the first wind shield and the second wind shield are both positioned in the avoiding groove.

In an optional embodiment of the present invention, the damper is slidably connected to the housing along a gap between the first filter element and the second filter element, and includes a connecting plate, and a first blocking wall and a second blocking wall that are overhung from the connecting plate to the same side, where an overhung length of the first blocking wall is greater than an overhung length of the second blocking wall, the first blocking wall is flush with the suspension end of the first filter element, and the second blocking wall is flush with the suspension end of the second filter element.

In an optional embodiment of the present invention, the air door is slidably connected to the housing along a direction perpendicular to a gap between the first filter element and the second filter element, the air door includes a first baffle plate and a second baffle plate, a first fixing plate is disposed at a suspension end of the first filter element, a second fixing plate is disposed at a suspension section of the second filter element, the first fixing plate is arranged in a suspended manner along a sliding direction of the air door, the second fixing plate is arranged in a suspended manner perpendicular to the sliding direction of the air door, an end of the first baffle plate is flush with the first fixing plate, and the second baffle plate is in blocking connection with the second fixing plate.

In an alternative embodiment of the utility model, the first and second filter elements are assembled in the same plane.

In an alternative embodiment of the present invention, the first filter element and the second filter element are arranged in parallel and spaced apart.

In an optional embodiment of the present invention, the first filter element is a PF filter element.

In an alternative embodiment of the utility model, the second filter element is a HEPA filter element.

In an optional embodiment of the present invention, the air outlet pipe is communicated with an air inlet of an air conditioning box disposed on a front wall of an automobile.

In an optional embodiment of the present invention, a slot for inserting the first filter element and the second filter element is disposed in the housing, and the first filter element and the second filter element are detachably connected to the slot.

In an optional embodiment of the present invention, the housing is provided with a detachable cover plate.

The utility model has the technical effects that:

according to the utility model, the additional air channels are arranged beside each filter element, and the air door is used for controlling the opening and closing of each air channel, so that air flow can selectively flow through one or more filter elements or directly enter an air conditioning system without passing through the filter elements; in practical application, in an environment with good air quality, air can directly flow into an air conditioning system without passing through a filter element, in an environment with poor air quality, air can only pass through one layer of filter element, and in an environment with poor air quality, air can pass through two layers of filter elements; the utility model prolongs the service life of the filter element and avoids resource waste, and can increase the air intake and improve the ventilation efficiency in the environment with better air quality.

The intelligent fresh air system of the utility model has three air inlet modes, including: HEPA + PF filter core is wide open mode, PF filter core mode and HEPA + PF filter core close the mode entirely, and system air intake department has arranged the PM2.5 sensor, and the SO2 sensor, nitrogen oxygen sensor, the concentration of surveying different pollutants through the sensor is compared with corresponding the limit value, can be according to the environmental aspect outside the car, and the different new trend air inlet mode of automatic selection switch guarantees that the quality of letting in the car air satisfies the passenger requirement. Meanwhile, because the wind resistances of the HEPA filter element and the PF filter element are different, the cost difference is large, and the HEPA filter element and the PF filter element can be switched to a HEPA + PF filter element full-closed mode under the condition of good external environment; if the environment outside the vehicle is severe, such as high-pollutant road sections of chemical plants and the like, trains with poor emission are arranged beside tunnels and red light intersections, and the concentration of pollutants outside the vehicle is seriously overproof, the external circulation is automatically switched into a full-open mode of HEPA + PF filter elements; generally, the mode can be switched to PF filter mode.

The service life of the HEPA filter element is prolonged to a certain extent by the mode switching design of the whole system, the material cost of the HEPA filter element is higher, and the cost is reduced; meanwhile, the intelligent air inlet mode selection can meet the requirements of passengers in the vehicle, and certain use value is achieved.

Drawings

Fig. 1 is a schematic perspective view of an intelligent fresh air system provided in embodiment 1 of the present invention;

fig. 2 is a schematic perspective view of another state of the intelligent fresh air system provided in embodiment 1 of the present invention;

fig. 3 is a side view of an intelligent fresh air system provided in embodiment 1 of the present invention;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is an enlarged partial schematic view of I of FIG. 4;

FIG. 6 is an enlarged, fragmentary view of another condition of the area indicated in FIG. 5;

FIG. 7 is an enlarged, fragmentary view of a further condition of the area indicated in FIG. 5;

fig. 8 is a schematic view of an assembly structure between the first filter element, the second filter element and the damper provided in embodiment 1 of the present invention;

fig. 9 is a sectional view of an intelligent fresh air system provided in embodiment 2 of the present invention;

FIG. 10 is an enlarged partial view of II of FIG. 9;

FIG. 11 is an enlarged partial view of another condition of the area indicated in FIG. 10;

FIG. 12 is a partial enlarged view of a further state of the region indicated in FIG. 10;

fig. 13 is a sectional view of an intelligent fresh air system provided in embodiment 3 of the present invention;

FIG. 14 is an enlarged partial view of III of FIG. 13;

FIG. 15 is an enlarged fragmentary view of another condition of the area indicated in FIG. 14;

FIG. 16 is an enlarged partial view of a further state of the region indicated in FIG. 14;

fig. 17 is a sectional view of an intelligent fresh air system provided in embodiment 4 of the present invention;

FIG. 18 is an enlarged partial view of the IV of FIG. 17;

FIG. 19 is an enlarged fragmentary view of another condition of the area indicated in FIG. 18;

FIG. 20 is an enlarged partial view of a further state of the region indicated in FIG. 18.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the drawings only show the components related to the present invention rather than the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.

Example 1.

Referring to fig. 1 to 8, an intelligent fresh air system for an automobile includes an air inlet chamber 101, an air outlet chamber 102, an intermediate chamber 103, a first filter element 11, a second filter element 12, a first air duct, a second air duct, an air door 20, and a driving unit 21.

Specifically, the air inlet chamber 101 is connected with an air inlet pipe 104, the air outlet chamber 102 is connected with an air outlet pipe 105, and the intermediate chamber 103 is adjacent to the air inlet chamber 101 and the air outlet chamber 102; the first filter element 11 is present as a common wall between the intake chamber 101 and the intermediate chamber 103; the second filter element 12 is present as a common wall between the intermediate chamber 103 and the outlet chamber 102; the first air duct is communicated with the air inlet chamber 101 and the air outlet chamber 102; the second air duct communicates the intermediate chamber 103 and the air outlet chamber 102; the air door 20 is movably arranged on the first air channel and the second air channel, the air door 20 is assembled to be capable of switching among the following three stations, and the air door 20 closes the first air channel and the second air channel at the same time in the first station; in the second working position, the air door 20 closes the first air channel and opens the second air channel; and a third station, wherein the air door 20 opens the first air channel and opens or closes the second air channel; the driving unit 21 is connected to the air door 20, and is used for driving the air door 20 to switch among the first station, the second station and the third station.

According to the utility model, an additional air duct is arranged beside each filter element, and the opening and closing of each air duct are controlled by using the air door 20, so that air flow can selectively flow through one or more filter elements or directly enter an air conditioning system without passing through the filter elements; in practical application, in an environment with good air quality, air can directly flow into an air conditioning system without passing through a filter element, in an environment with poor air quality, air can only pass through one layer of filter element, and in an environment with poor air quality, air can pass through two layers of filter elements; the utility model prolongs the service life of the filter element and avoids resource waste, and can increase the air intake and improve the ventilation efficiency in the environment with better air quality.

Further, referring to fig. 1 and 2, an air pollutant detection unit 1041 is disposed on the air inlet pipe 104, a detection signal output end of the air pollutant detection unit 1041 is electrically connected to a control unit, and the control unit is electrically connected to a control signal input end of the driving unit 21.

It is understood that the air contaminant detection unit 1041 includes at least one or more of the following sensors: PM2.5 sensor, SO2 sensor, nitrogen oxide sensor; as a preferable embodiment of the present invention, the first filter element 11 is a PF filter element, and the second filter element 12 is a HEPA filter element. It is contemplated that other types of filter elements having equivalent filtering effects to the PF and HEPA filter elements may be selected for replacement.

The air door 20 is controlled to be opened and closed and air quality detection is combined, self-adaptive control of the air door 20 is achieved, in practical application, if a traveling crane passes through a high-pollutant road section such as a chemical plant and is located in an environment with poor air such as a long tunnel or an underground garage, at the moment, rho PM2.5 is more than 75 mu g/m or rho NO2 is more than 80 mu g/m or rho SO2 is more than 150 mu g/m, a sensor transmits a signal to an in-vehicle control unit, the control unit sends a control signal to a driving unit 21, the driving unit 21 drives the air door 20 to rotate to a station I, at the moment, the mode is an HEPA + PF filter element full-open mode, air entering an air inlet firstly flows through a PF filter element close to the inlet, changes the flow direction after touching the wall surface of a shell, passes through the HEPA filter element and flows to an air outlet of the system, and the external circulation air volume is relatively small in the air inlet mode; generally, the quality of air outside the vehicle can be accepted, but a small amount of particle wind dust exists, at the moment, ρ PM2.5= 35-75 μ g/m, ρ NO2= 40-80 μ g/m and ρ SO2= 50-150 μ g/m are planted, at the moment, each fresh air does not need to pass through an HEPA filter element, the driving unit 21 drives the air door 20 to rotate to the second station, the fresh air flows through the PF filter element after entering, because the wind resistance of the HEPA filter element is large, the air directly bypasses the HEPA filter element, flows into a flow channel between the PF filter element frame and the HEPA filter element frame and flows to a system air outlet, and the external circulation air volume is relatively large in the air intake mode; if the air quality outside the car is good especially, basically NO air pollution, at this moment, rho PM2.5 is less than 35 mug/m for thin year, rho NO2 is less than 40 mug/m for thin year, rho SO2 is less than 50 mug/m for thin year, drive unit 21 continues to drive air door 20 and rotates to station three this moment, because the influence of two kinds of filter core windage, the air that gets into from the air intake does not pass through PF filter core and HEPA filter core, direct flow direction air outlet, the outer circulation amount of wind is the biggest under this air inlet mode.

Specifically, referring to fig. 4, the non-adjacent sides of the air inlet chamber 101, the air outlet chamber 102 and the intermediate chamber 103 are enclosed by a casing 10, and the first filter element 11 and the second filter element 12 are disposed in the casing 10 and divide the inner cavity of the casing 10 to form the air inlet chamber 101, the air outlet chamber 102 and the intermediate chamber 103. It will be appreciated that the filter cartridge is positioned within the housing 10 to ensure smooth air flow while minimizing the space required.

Referring to fig. 4, as a preferred embodiment of the present invention, one end of the first filter element 11 and one end of the second filter element 12 are attached to an inner wall of the housing 10, and the other end of the first filter element 11 and the inner wall of the housing 10 are spaced apart from each other to form a suspension end, and a gap between the suspension end of the first filter element 11 and the housing 10 and a gap between the suspension end of the second filter element 12 and the housing 10 form the first air duct. It is understood that the air duct in the present invention refers to a common space between different chambers, and does not represent that there must be an integrated tubular air duct between the chambers.

Referring to fig. 4, as a preferred embodiment of the present invention, the suspension end of the first filter element 11 and the suspension end of the second filter element 12 are disposed at an interval, and a gap between the suspension end of the first filter element 11 and the suspension end of the second filter element 12 and a gap between the suspension end of the second filter element 12 and the housing 10 form the second air duct.

Referring to fig. 5, 6, 7, and 8, as a preferred embodiment of the present invention, the damper 20 includes a first damper 201 and a second damper 202, the first damper 201 and the second damper 202 are fixedly connected to a same rotating shaft, and the rotating shaft is rotatably disposed on the housing 10; the first wind shield 201 and the second wind shield 202 form an included angle, the sidewall of the housing 10 is provided with an avoiding groove 106 for accommodating the first wind shield 201 and the second wind shield 202, the avoiding groove 106 is arranged to protrude towards the outer side of the housing 10, the rotating shaft is rotatably arranged between the following three angles, namely, an angle I, under the state of the angle, the first wind shield 201 is attached to the suspension section of the second filter element 12, and the second wind shield 202 is attached to the suspension section of the first filter element 11; a second angle, in which the first wind deflector 201 is attached to the suspension section of the first filter element 11, and the second wind deflector 202 is accommodated in the avoidance groove 106; and an angle three, in which the first wind deflector 201 and the second wind deflector 202 are both located in the avoiding groove 106. In this embodiment, the driving unit 21 is a motor.

Referring to fig. 5, 6, and 7, corresponding to the first station, the second station, and the third station of the air door 20, respectively, in the specific structure of the air door, the length of the first air baffle 201 should be equal to the shortest distance between the rotating shaft and the first filter element 11 and greater than the shortest distance between the rotating shaft and the second filter element 12, and the length of the second air baffle 202 should be greater than the shortest distance between the rotating shaft and the first filter element 11.

Referring to fig. 4, in the present embodiment, the first filter element 11 and the second filter element 12 are assembled in the same plane, which can effectively save the space of the front cabin.

Referring to fig. 1, 3 and 4, the air outlet pipe 105 is communicated with an air inlet of an air conditioning box 40 disposed on the front wall 30 of the automobile.

Referring to fig. 1 and 8, a slot for inserting a first filter element 11 and a second filter element 12 is provided in the housing 10, and the first filter element 11 and the second filter element 12 are detachably connected to the slot. As a more preferable scheme, a detachable cover plate is arranged on the shell 10, so that the filter element is convenient to replace.

It is understood that the damper 20 of the present invention may cover the entire height direction of the filter element, or only a partial section of the height direction of the filter element, and as shown in fig. 8, when the damper 20 covers only a partial section of the height direction of the filter element, a shielding portion 13 should be provided in an area not covered by the damper 20 to prevent the air flow from flowing through the area.

Example 2.

Compared with embodiment 1, the present embodiment has the same air inlet chamber 101, air outlet chamber 102, middle chamber 103, first filter element 11, second filter element 12, first air duct and second air duct as embodiment 1, and the difference of the present embodiment is only that the structural forms of the damper 20 and the driving unit 21 are different, specifically:

referring to fig. 9 to 12, the damper 20 is slidably connected to the housing 10 along a gap between the first filter element 11 and the second filter element 12, the damper 20 includes a connection plate 205, and a first blocking wall 203 and a second blocking wall 204 that are arranged to be suspended from the connection plate 205 to the same side, an overhanging length of the first blocking wall 203 is greater than an overhanging length of the second blocking wall 204, the first blocking wall 203 is flush with an overhanging end of the first filter element 11, and the second blocking wall 204 is flush with an overhanging end of the second filter element 12.

In correspondence with the damper 20, the driving unit 21 of the present embodiment is a linear driving option, and it is contemplated that the driving unit 21 may be selected from driving elements such as a cylinder, a linear motor, an electromagnetic telescopic rod, and the like.

Referring to fig. 10, 11 and 12, the specific principle of the present embodiment is that when the damper 20 is located at the right position, the first blocking wall 203 blocks the gap between the suspended end of the first filter element 11 and the housing 10, and the second blocking wall 204 blocks the gap between the suspended end of the second filter element 12 and the housing 10, at this time, air can only pass through two filter elements at the same time, as shown in fig. 10; when the air door 20 is located at the middle position, the first blocking wall 203 blocks the gap between the suspended end of the first filter element 11 and the housing 10, and the second blocking wall 204 opens the gap between the suspended end of the second filter element 12 and the housing 10, so that air can pass through the first filter element 11 and avoid the second filter element 12, as shown in fig. 11; when the damper 20 is in the left position, the first blocking wall 203 opens the gap between the suspended end of the first filter element 11 and the housing 10, and the second blocking wall 204 opens the gap between the suspended end of the second filter element 12 and the housing 10, so that air flows directly from the air inlet chamber 101 to the air outlet chamber 102, as shown in fig. 12.

Example 3.

referring to fig. 13 to 16, the damper 20 is slidably connected to the housing 10 along a direction perpendicular to a gap between the first filter element 11 and the second filter element 12, the damper 20 includes a first baffle 206 and a second baffle 207, a first fixing plate 111 is disposed at a suspension end of the first filter element 11, a second fixing plate 121 is disposed at a suspension section of the second filter element 12, the first fixing plate 111 is arranged in a suspending manner along a sliding direction of the damper 20, the second fixing plate 121 is arranged in a suspending manner perpendicular to the sliding direction of the damper 20, an end of the first baffle 206 is flush with the first fixing plate 111, and the second baffle 207 is connected to the second fixing plate 121 in a blocking manner.

Referring to fig. 14, 15 and 16, the specific principle of the present embodiment is that when the damper 20 is located at the upper position, the first baffle 206 seals the gap between the suspended end of the first filter element 11 and the housing 10, and the second baffle 207 seals the gap between the suspended end of the second filter element 12 and the housing 10, so that air can only pass through two filter elements at the same time, as shown in fig. 14; when the damper 20 is located at the middle position, the first baffle 206 closes the gap between the suspended end of the first filter element 11 and the housing 10, and the second baffle 207 opens the gap between the suspended end of the second filter element 12 and the housing 10, so that air can pass through the first filter element 11 and avoid the second filter element 12, as shown in fig. 15; when the damper 20 is in the down position, the first baffle 206 opens the gap between the suspended end of the first filter element 11 and the housing 10, and the second baffle 207 opens the gap between the suspended end of the second filter element 12 and the housing 10, so that air flows directly from the inlet plenum 101 to the outlet plenum 102, as shown in fig. 16.

Example 4.

The present embodiment has the same damper 20 and driving unit 21 as embodiment 1, and compared with embodiment 1, the present embodiment only differs in the arrangement of the air inlet chamber 101, the air outlet chamber 102, the intermediate chamber 103, the first filter element 11 and the second filter element 12, and accordingly, the structures of the first air duct and the second air duct are also changed, specifically:

referring to fig. 17 to 20, the first filter element 11 and the second filter element 12 are arranged in parallel at intervals, the air inlet chamber 101, the air outlet chamber 102, and the middle chamber 103 are arranged in parallel at intervals, and the air inlet chamber 101 and the air outlet chamber 102 are respectively disposed at two sides of the middle chamber 103.

In this embodiment, the switching process of the dampers is the same as that in embodiment 1, and therefore, the description thereof is omitted.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

In the description herein, numerous specific details are provided, such as examples of components and/or methods, to provide a thorough understanding of embodiments of the utility model. One skilled in the relevant art will recognize, however, that an embodiment of the utility model can be practiced without one or more of the specific details, or with other apparatus, systems, assemblies, methods, components, materials, parts, and/or the like. In other instances, well-known structures, materials, or operations are not shown or described in detail to avoid obscuring aspects of embodiments of the utility model.

Reference throughout this specification to "one embodiment," "an embodiment," or "a specific embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment, and not necessarily in all embodiments, of the present invention. Thus, appearances of the phrases "in one embodiment," "in an embodiment," or "in a specific embodiment" in various places throughout this specification are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, or characteristics of any specific embodiment of the present invention may be combined in any suitable manner with one or more other embodiments. It is to be understood that other variations and modifications of the embodiments of the utility model described and illustrated herein are possible in light of the teachings herein and are to be considered as part of the spirit and scope of the present invention.

It will also be appreciated that one or more of the elements shown in the figures can also be implemented in a more separated or integrated manner, or even removed for inoperability in some circumstances or provided for usefulness in accordance with a particular application.

Additionally, any reference arrows in the drawings/figures should be considered only as exemplary, and not limiting, unless otherwise expressly specified. Further, as used herein, the term "or" is generally intended to mean "and/or" unless otherwise indicated. Combinations of components or steps will also be considered as being noted where terminology is foreseen as rendering the ability to separate or combine is unclear.

As used in the description herein and throughout the claims that follow, "a," "an," and "the" include plural references unless otherwise indicated. Also, as used in the description herein and throughout the claims that follow, the meaning of "in …" includes "in …" and "on …" unless otherwise indicated.

The above description of illustrated embodiments of the utility model, including what is described in the abstract of the specification, is not intended to be exhaustive or to limit the utility model to the precise forms disclosed herein. While specific embodiments of, and examples for, the utility model are described herein for illustrative purposes only, various equivalent modifications are possible within the spirit and scope of the present invention, as those skilled in the relevant art will recognize and appreciate. As indicated, these modifications may be made to the present invention in light of the foregoing description of illustrated embodiments of the present invention and are to be included within the spirit and scope of the present invention.

The systems and methods have been described herein in general terms as the details aid in understanding the utility model. Furthermore, various specific details have been given to provide a general understanding of the embodiments of the utility model. One skilled in the relevant art will recognize, however, that an embodiment of the utility model can be practiced without one or more of the specific details, or with other apparatus, systems, assemblies, methods, components, materials, parts, and/or the like. In other instances, well-known structures, materials, and/or operations are not specifically shown or described in detail to avoid obscuring aspects of embodiments of the utility model.

Thus, although the present invention has been described herein with reference to particular embodiments thereof, a latitude of modification, various changes and substitutions are intended in the foregoing disclosures, and it will be appreciated that in some instances some features of the utility model will be employed without a corresponding use of other features without departing from the scope and spirit of the utility model as set forth. Thus, many modifications may be made to adapt a particular situation or material to the essential scope and spirit of the present invention. It is intended that the utility model not be limited to the particular terms used in following claims and/or to the particular embodiment disclosed as the best mode contemplated for carrying out this invention, but that the utility model will include any and all embodiments and equivalents falling within the scope of the appended claims. Accordingly, the scope of the utility model is to be determined solely by the appended claims.

Claims

1. A intelligent new trend system for car, its characterized in that includes

The air inlet chamber is connected with an air inlet pipe,

the air outlet chamber is connected with an air outlet pipe,

in the second working position, the first air channel is closed by the air door, and the second air channel is opened; and

also comprises a driving unit which is used for driving the motor,

2. The intelligent fresh air system for the automobile according to claim 1, wherein an air pollutant detection unit is arranged on the air inlet pipe, a detection signal output end of the air pollutant detection unit is electrically connected with a control unit, and the control unit is electrically connected with a control signal input end of the driving unit.

3. The intelligent fresh air system for the automobile according to claim 2, wherein the air contaminant detection unit at least comprises one or more of the following sensors: PM2.5 sensor, SO2 sensor, nitrogen oxide sensor.

4. The intelligent fresh air system for the automobile according to claim 1, wherein the non-adjacent sides of the air inlet chamber, the air outlet chamber and the intermediate chamber are enclosed by a shell, and the first filter element and the second filter element are arranged in the shell and divide the inner cavity of the shell to form the air inlet chamber, the air outlet chamber and the intermediate chamber.

5. The intelligent fresh air system for the automobile according to claim 4, wherein one end of the first filter element and one end of the second filter element are attached to the inner wall of the shell, the other end of the first filter element and the other end of the second filter element are arranged at intervals to form a suspension end, and a gap between the suspension end of the first filter element and the shell and a gap between the suspension end of the second filter element and the shell form the first air duct.

6. The intelligent fresh air system for the automobile according to claim 5, wherein the suspension end of the first filter element and the suspension end of the second filter element are arranged at intervals, and a gap between the suspension end of the first filter element and the suspension end of the second filter element and a gap between the suspension end of the second filter element and the housing form the second air duct.

7. The intelligent fresh air system for the automobile according to claim 6, wherein the air door comprises a first air baffle and a second air baffle, the first air baffle and the second air baffle are fixedly connected with the same rotating shaft, and the rotating shaft is rotatably arranged on the shell; the first wind shield and the second wind shield form an included angle, an avoiding groove for accommodating the first wind shield and the second wind shield is formed in the side wall of the shell, the avoiding groove extends towards the outer side of the shell in a protruding mode, the rotating shaft is rotatably arranged between the following three angles, the angle is one, the first wind shield is attached to the suspension section of the second filter element in the angle state, and the second wind shield is attached to the suspension section of the first filter element; a second angle, in the angle state, the first wind shield is attached to the suspension section of the first filter element, and the second wind shield is accommodated in the avoiding groove; and the angle is three, and in the angle state, the first wind shield and the second wind shield are both positioned in the avoiding groove.

8. The intelligent fresh air system for the automobile according to claim 6, wherein the air door is slidably connected with the housing along a gap between the first filter element and the second filter element, the air door comprises a connecting plate, and a first blocking wall and a second blocking wall which are arranged in an overhanging manner from the connecting plate to the same side, the overhanging length of the first blocking wall is greater than that of the second blocking wall, the first blocking wall is flush with the suspending end of the first filter element, and the second blocking wall is flush with the suspending end of the second filter element.

9. The intelligent fresh air system for the automobile according to claim 6, wherein the air door is slidably connected with the housing in a direction perpendicular to a gap between the first filter element and the second filter element, the air door comprises a first baffle plate and a second baffle plate, a first fixing plate is arranged at a suspension end of the first filter element, a second fixing plate is arranged at a suspension section of the second filter element, the first fixing plate is arranged in a manner of overhanging in the sliding direction of the air door, the second fixing plate is arranged in a manner of being perpendicular to the sliding direction of the air door, an end portion of the first baffle plate is flush with the first fixing plate, and the second baffle plate is connected with the second fixing plate in a manner of blocking.

10. The intelligent fresh air system for the automobile of claim 4, wherein the first filter element and the second filter element are assembled in the same plane.

11. The intelligent fresh air system for the automobile of claim 4, wherein the first filter element and the second filter element are arranged in parallel at intervals.

12. The intelligent fresh air system for the automobile of claim 1, wherein the first filter element is a PF filter element.

13. The intelligent fresh air system for the automobile of claim 1, wherein the second filter element is a HEPA filter element.

14. The intelligent fresh air system for the automobile according to claim 1, wherein the air outlet pipe is communicated with an air inlet of an air conditioning box arranged on a front wall of the automobile.

15. The intelligent fresh air system for the automobile of claim 4, wherein a slot for inserting the first filter element and the second filter element is formed in the shell, and the first filter element and the second filter element are detachably connected with the slot.

16. The intelligent fresh air system for the automobile according to claim 5, wherein a detachable cover plate is arranged on the shell.