CN217623483U

CN217623483U - Air curtain type rainwater removing device for automobile

Info

Publication number: CN217623483U
Application number: CN202221538152.3U
Authority: CN
Inventors: 时高龙; 荆振洋; 田士博; 孙丰涛
Original assignee: Zhuhai Gree Titanium Electric Appliance Co ltd; Gree Altairnano New Energy Inc
Current assignee: Zhuhai Gree Titanium Electric Appliance Co ltd; Gree Altairnano New Energy Inc
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-10-21
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses an air curtain formula car removes rainwater device, including the air-out passageway, the air-out passageway is equipped with heater and spout, and the air of air-out passageway is flowed through in the heater heating, and the spout spouts hot-air, makes front windshield surface form the air curtain, and the air curtain covers front windshield. The air curtain type automobile rainwater removing device of the utility model forms the air curtain on the automobile glass by the compressor through the nozzle to prevent the rainwater from falling on the glass, the glass is pasted with the hydrophobic film, when the rainwater falls on the glass, the rainwater can be blown away quickly, and the good vision of the driver is ensured; in cold weather, the temperature of the compressed air is increased by the heater, so that the ice is efficiently removed.

Description

Air curtain type rainwater removing device for automobile

Technical Field

The utility model belongs to the automobile field especially relates to an air curtain formula car removes rainwater device.

Background

With the development of social economy, more and more automobiles enter common families and become transportation tools.

At present, when the automobile runs in rainy and snowy weather, the rain and snow can be attached to the front glass to shield the sight of a driver. Therefore, the vehicle body is provided with a windshield wiper on the front glass, and the middle part of the windshield wiper is hinged on the rotating rod. One end of the rotating rod, which is far away from the windshield wiper, is rotationally connected with the vehicle body and is connected with the motor. The motor drives the rotating rod to swing, and the windshield wiper moves on the front glass along with the rotating rod. And a scraping plate is arranged on one side of the windshield wiper close to the front glass and is in contact with the front glass, so that the scraping plate swings along with the rotating rod to scrape rain traces on the front glass plate.

But the rainwater on the glass is scraped by using a simple mechanical mechanism, so that the method has great limitation. The efficiency of such a mechanism drops considerably when the rain is heavy, thereby affecting the driver's sight line and presenting a qualitative danger to the persons in the vehicle and to pedestrians. And in cold weather, the front windshield of the automobile can be frozen. At this time, the temperature in the vehicle is raised by using an air conditioner in the vehicle, and the ice layer is melted by heating the ice layer of the front glass. Or manually scraping off the ice layer. And the driver can remove the ice through manual scraping and warm air baking in the vehicle, and the ice removing efficiency of the two modes is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a wind curtain formula car removes rainwater device to warm braw needs the preceding windshield of elder generation and then can get rid of the technical problem who freezes when solving the cold weather that mentions in the background art in the car.

In order to achieve the above object, the utility model discloses a wind curtain formula car removes rain water installation's concrete technical scheme as follows:

the utility model provides an air curtain formula car removes rain water installation, includes the air-out passageway, and the air-out passageway is equipped with heater and spout, and the air that the heater heated flow through the air-out passageway, and the spout spouts hot air, makes front windshield surface form the air curtain, and the air curtain covers front windshield.

Further, be equipped with the compressor on the air-out passageway, the compressor is equipped with the air inlet, and the air inlet supplies the compressor to admit air, and the compressor is compressed air and is discharged from the spout to form the air curtain.

Furthermore, the heater is connected in series on the air outlet channel.

Further, the heater includes the wind channel, and the wind channel is established ties on the air-out passageway, and the wind channel inner wall is provided with the heater strip that extends along axial spiral.

Furthermore, the nozzle is positioned below the windshield, so that the air curtain is formed from bottom to top.

Furthermore, the direction of the nozzle is consistent with the direction of the external air flow, so that the flow direction of the air curtain is consistent with the direction of the external air flow.

Furthermore, the nozzle is rotatably connected with the vehicle body, so that the flow direction of the air curtain is consistent with the external airflow direction.

Furthermore, the wind curtain type automobile rainwater removing device also comprises a controller and a wind direction sensor, wherein the wind direction sensor is arranged on the surface of the automobile body so as to detect the external airflow direction; the wind direction sensor is electrically connected with the controller, the controller is electrically connected with the steering driving device, and the steering driving device drives the nozzle to rotate.

Furthermore, the air curtain type automobile rainwater removing device further comprises a controller and a second switch, the second switch is electrically connected with the controller, and the controller is electrically connected with the heater to control the heater to be opened and closed.

Furthermore, a hydrophobic film is attached to the front windshield.

The utility model discloses an air curtain formula car removes rainwater device has following advantage:

1. air passes through a compressor and a nozzle to form an air curtain on automobile glass to prevent rainwater from falling on the glass, a hydrophobic film is attached to the glass, and the automobile glass can be blown away quickly when the rainwater falls on the glass, so that a driver can be guaranteed to have a good visual field; in cold weather, the temperature of the compressed air is increased by the heater, so that the ice is efficiently removed.

Drawings

FIG. 1 is a schematic connection diagram of the air curtain type rain water removing device for an automobile of the present invention;

FIG. 2 is a schematic view of the heater of the present invention;

fig. 3 is a schematic view of the nozzle structure of the present invention.

The notation in the figure is:

1. an air outlet channel; 2. a compressor; 3. a heater; 31. an air duct; 32. heating wires; 4. a spout; 5. steering driving; 6. a controller; 7. a front windshield.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art. Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Those skilled in the art will appreciate that although some embodiments herein include some features included in other embodiments instead of others, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the claims, any of the claimed embodiments may be used in any combination.

As shown in fig. 1, the utility model discloses an air curtain formula car removes rainwater device, including air-out passageway 1, air-out passageway 1 is equipped with heater 3 and spout 4, and the air of air-out passageway 1 is flowed through in the heating of

heater

3, and 4 blowout hot-air of spout make 7 surface formation air curtains on front windshield, and air curtain covers front windshield 7. On the one hand, since the wind curtain is attached to the front windshield 7, when rain or snow blows the front windshield 7, the rain or snow cannot fall on the front windshield 7, and thus the wind and the rain drift away from the front windshield 7 from both sides of the vehicle body along the wind curtain groove. On the other hand, the air curtain formed by the hot air has higher heat, when the automobile is in cold weather, the ice layer is condensed on the front windshield 7 of the automobile, and the air curtain with higher heat directly blows to the ice layer, so that the ice layer can be directly melted.

Specifically, be equipped with compressor 2 on the air-out passageway 1, compressor 2 is equipped with the air inlet, and the air inlet supplies compressor 2 to admit air, and compressor 2 compresses air and discharges from spout 4 to form the air curtain. The compressor 2 can be independently arranged, and an engine is independently arranged on a vehicle body to drive the compressor 2 to work as a special air curtain type automobile rainwater removing device; the compressor 2 is driven by the engine of the automobile, so that the mechanical energy of the prime motor is converted into gas pressure energy, and the compressor is mainly used for small buses and cars.

Similarly, the heaters 3 may be independently arranged or not independently arranged.

As shown in fig. 2, if the independent arrangement is adopted, the independent heater 3 is connected in series to the air outlet channel 1. The heater 3 comprises an air duct 31, and the air duct 31 is connected in series on the air outlet channel 1. The air duct 31 has an air inlet and an air outlet at its two ends. The air inlet is connected to the air outlet of the compressor 2 and the air outlet is connected to the nozzle 4, so that the heater 3 heats the air and the air curtain is formed of the hot air. The inner wall of the air duct 31 is provided with a heating wire 32 spirally extending in the axial direction.

If the non-independent arrangement is adopted, a condenser of the automobile air conditioner can be used as the heater 3 to heat the air in the air outlet channel 1. In addition, the heat exchange plate may be attached to a heat generating component of an automobile such as an engine, and heat exchange may be performed by using heat generated by the automobile itself to heat the air in the air outlet duct 1.

The nozzle 4 is positioned below the windshield, so that an air curtain is formed from bottom to top, the air curtain is prevented from offsetting air flow generated by vehicle running, and the stable forming of the air curtain is ensured. Furthermore, the direction of the nozzle 4 is consistent with the direction of the external air flow, so that the flowing direction of the air curtain is consistent with the direction of the external air flow, and the air curtain formed by the air stably exists. Referring to fig. 3, in order to adapt to the external changing wind direction, the nozzle 4 is rotatably connected with the vehicle body, so that the flow direction of the air curtain is consistent with the external airflow direction.

The air curtain can be formed to work through a plurality of nozzles arranged at intervals. Then, spout 4 rotates through pivot and automobile body to be connected through rotary joint and air-out passageway 1, thereby in spout 4 pivoted, guarantee air-out passageway 1's normal circulation. The rotating shaft is connected with a driving motor, and the nozzle is driven to rotate by the driving motor. For example, a rack and pinion mechanism may be used as the corresponding specific transmission mechanism. The gear is installed on the output shaft of driving motor, and the rack meshes with the gear to make the rack translation through driving motor. The rack is provided with connecting rods which correspond to the spray heads one by one. One end of the connecting rod is hinged on the rack, and the other end of the connecting rod is hinged with the spray head. Thereby the connecting rod and the rack form a parallelogram mechanism, and the spray head is driven to turn by the quadrilateral mechanism. Instead of driving the motor, a steering drive 5 such as a piston cylinder may be used to rotationally drive the head.

The air curtain can also be formed by a strip-shaped spray head arranged along the edge of the front windshield 7. Then, be equipped with the wind-guiding grid on the spout 4, the wind-guiding grid includes a plurality of rotatable wind-guiding blades, drives wind-guiding blades's rotation through turning to drive 5, can change the wind direction of spout 4.

Therefore, besides the above mechanical structure, a corresponding circuit control structure is also required to be arranged. Therefore, the vehicle body is also provided with a wind direction sensor and a controller 6, and the wind direction sensor is arranged on the surface of the vehicle body so as to detect the airflow direction of the outside. And the wind direction sensor is electrically connected with the controller 6, the controller 6 is electrically connected with the steering driving device 5, so that the controller 6 adjusts the wind direction of the nozzle 4 according to the wind direction data sent by the wind direction sensor, and the flowing direction of the air curtain is ensured to be consistent with the airflow direction.

The controller 6 can be used for controlling the opening and closing of the compressor 2 and the heater besides controlling the direction action of the nozzle 4. Therefore, the vehicle body is also provided with a first switch and a second switch. The first switch is corresponding with compressor 2, and first switch is connected with controller 6 electricity, and controller 6 is connected with compressor 2 electricity to controller 6 is according to the switching of first switch, whether switching of control compressor 2, and then whether switching of whole air curtain formula car rainwater removal device is controlled. The second switch corresponds to the heater 3, the second switch is electrically connected with the controller 6, and the controller 6 is electrically connected with the heater 3, so that the controller 6 controls whether the heater 3 is opened or closed according to the opening and closing of the second switch, and further controls whether the air curtain formed by the nozzle 4 has heat. Therefore, when the weather is rainy or snowy, the heater 3 can be selected not to be turned on, and energy is saved. Namely, the controller 6 is respectively connected with the compressor 2, the heater 3 and the steering driver 5 through wire harnesses to control the whole wind curtain type automobile rainwater removing device.

In addition, a hydrophobic film is attached to the front windshield 7 and has hydrophobic or waterproof performance, which means that water drops are not easy to attach to the front windshield, and rain and snow entering from a gap of an air curtain are prevented from being influenced.

The working process is as follows:

in rainy and snowy weather, the nozzle 4 sprays air upwards from the lower part of the front windshield 7 of the automobile, and the direction of the nozzle 4 can be automatically adjusted. Specifically, open compressor 2 by controller 6, high-pressure air passes through air-out passageway 1 and gets into the heat exchanger, controller 6 does not open heater 3 this moment, high-pressure air rethread air-out passageway 1 gets into spout 4, controller 6 control spout 4's direction and size make the air form the one deck air curtain on glass, also can be blown away fast on the hydrophobic membrane when the rainwater falls on, when except that the rainwater effect when not good power and the aperture of spout 4 of 6 increase compressors 2 of controller, form the air current on the glass during rainy day car motion, 6 adjustment spouts 4 directions of controller make the air curtain flow direction unanimous with the air current direction this moment, the air curtain of messenger's air formation exists steadily.

When the glass is frozen in cold weather, the compressor 2 is started by the controller 6, high-pressure air enters the heat exchanger through the air outlet channel 1, the heater 3 is controlled to be started by the controller 6 at the moment, the high-pressure air is heated by the heater 3 and then enters the nozzle 4 through the air outlet channel 1, the direction and the size of the nozzle 4 are controlled by the controller 6, so that the air is blown to a freezing area, and the compressor 2, the heater 3 and the nozzle 4 are closed by the controller 6 after the freezing is removed.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. An air curtain type automobile rainwater removing device is characterized by comprising an air outlet channel, wherein the air outlet channel is provided with a heater and a nozzle, the heater heats air flowing through the air outlet channel, the nozzle sprays hot air to form an air curtain on the surface of a front windshield, and the air curtain covers the front windshield.

2. The air curtain type rainwater removing device for the automobile as claimed in claim 1, wherein the air outlet channel is provided with a compressor, the compressor is provided with an air inlet, the air inlet is used for air to enter the compressor, and the compressor compresses the air and discharges the air from the nozzle to form the air curtain.

3. The air curtain type rainwater removing device for the automobile as claimed in claim 2, wherein the heater is connected in series to the air outlet channel.

4. The air curtain type automobile rainwater removing device according to claim 3, wherein the heater comprises an air duct, the air duct is connected in series with the air outlet channel, and the inner wall of the air duct is provided with heating wires spirally extending along the axial direction.

5. The air curtain type rainwater removing device for the automobile according to claim 1, wherein the nozzle is located below the windshield so that the air curtain is formed from bottom to top.

6. The air curtain type rainwater removing device for the automobile as claimed in claim 5, wherein the direction of the nozzle is the same as the direction of the external airflow, so that the flow direction of the air curtain is the same as the direction of the external airflow.

7. The air curtain type rainwater removing device for the automobile as claimed in claim 6, wherein the nozzle is rotatably connected to the automobile body so that the flow direction of the air curtain is the same as the external airflow direction.

8. The wind curtain type automobile rainwater removing device according to claim 7, further comprising a controller and a wind direction sensor, wherein the wind direction sensor is installed on the surface of the automobile body to detect the direction of the external air flow; the wind direction sensor is electrically connected with the controller, the controller is electrically connected with the steering driving device, and the steering driving device drives the nozzle to rotate.

9. The air curtain type automobile rainwater removing device according to claim 1, further comprising a controller and a second switch, wherein the second switch is electrically connected with the controller, and the controller is electrically connected with the heater to control the heater to be switched on and off.

10. The air curtain type automobile rainwater removing device according to claim 1, wherein a hydrophobic film is adhered on the front windshield.