KR100835226B1 - Defog system of vehicle - Google Patents

Abstract

A defogging system for a vehicle is provided to remove moisture from a windshield in short time while promoting the health of a driver and passengers by radiating far-infrared rays to the windshield. A defogging system for a vehicle includes a room temperature sensor, an atmospheric temperature sensor, a humidity sensor mounted on an inner surface of a windshield for sensing humidity, a far-infrared ray lamp unit(100) buried in a dashboard movably for radiating far-infrared rays to the windshield, wherein the lamp unit has a far-infrared ray lamp(110) and a lamp driving part(120) for rotating and lifting the lamp. A controller receives signals from the sensors and controls the driving of the lamp unit to radiate the far-infrared rays to a moisture forming portion.

Description

Dehumidification System for Vehicles {DEFOG SYSTEM OF VEHICLE}

The present invention relates to a dehumidification system of a vehicle, and more particularly, to a dehumidification system of a vehicle that can quickly and effectively remove moisture formed in the windshield of the vehicle using far infrared rays.

In general, moisture frost on the glass window due to the temperature difference between the indoor and outdoor of the vehicle interferes with the driver's view and acts as a obstacle for safe driving.

Accordingly, as a method for removing moisture formed in the windshield of the vehicle, Korean Patent Application Publication No. 1998-025857, "Method and Apparatus for Removing Defrost in Automobile" and Korean Utility Model Publication No. 1998-013275 Improvements such as "dehumidifiers for vehicle air conditioners" are disclosed.

These improvements are to remove moisture by operating the vehicle air conditioner by operating the driver or automatic control operation, or by operating the heater device for the vehicle when moisture is frosted on the windshield of the vehicle.

However, the above-described moisture removal system has a problem in that the interior of the cabin cannot be maintained in a comfortable state because the air conditioner or the heater for the vehicle must be operated to remove moisture from the window regardless of the temperature inside the cabin or the intention of the occupant. In other words, the heater should be operated in the summer to maintain the proper cooling state, or the air conditioner in the winter to maintain the proper heating condition, so the temperature inside the cabin increases in the summer and the temperature inside the cabin falls in the winter The temperature environment is poor, resulting in unpleasant odor caused by the operation of the heater and the air conditioner.

In addition, since the cold air or heat emitted from the air conditioner or the heater is radiated intensively not only to the location of moisture formation due to the structure of the air conditioning system of the vehicle, but also to the front of the window and the inside of the cabin, the time required for removing moisture There is a drawback to lengthening.

In addition, if a thick frost layer is formed on the windshield of the vehicle due to the freezing of moisture in winter, the heater device must be operated for a long time to remove it. This causes excessive fuel consumption and environmental pollution due to increased idling time.

The present invention has been proposed in view of the above, and provides a moisture removal system of a vehicle that can perform a beneficial effect on the human body of the driver and the passenger while quickly and effectively removing moisture formed in the windshield of the vehicle using far infrared rays. Its purpose is to.

In order to achieve the above object, a moisture removal system of a vehicle for removing moisture formed in the windshield of the vehicle, comprising: an indoor temperature sensor for sensing the indoor temperature of the vehicle; An outdoor temperature sensor for sensing an outdoor temperature of the vehicle; A humidity sensor installed inside the glass window to detect humidity; A far-infrared lamp device embedded in a dashboard of the vehicle, the far-infrared lamp device configured to be lifted and lowered to irradiate far-infrared light toward the window; And a control unit for controlling the driving of the far-infrared lamp device such that the far-infrared ray is irradiated to the moisture forming part by receiving the detection signal from the indoor temperature sensor, the outdoor temperature sensor, and the humidity sensor.

The far-infrared lamp device may include: a far-infrared lamp irradiated with far-infrared light by a power source installed and applied inside the lamp housing; It may include a lamp driving means having a drive shaft having an upper end connected to the lamp housing is installed in the longitudinal direction, a lamp rotating unit which is configured inside the dashboard and rotates the drive shaft, and a ramp lifting unit for elevating the drive shaft. have.

The ramp rotating unit includes a rotating gear coupled to an outer circumferential surface of the drive shaft; It may include a rotation motor having a drive gear meshed with the rotation gear.

The ramp lifting unit includes: a lifting case configured to rotatably install the driving shaft and to accommodate the ramp rotation unit therein; A rack installed on an outer surface of the lifting case; And it may include a lifting motor having a lifting pinion meshed with the rack.

A guide member may be configured inside the dashboard to guide the lifting motion of the lifting case.

The far-infrared lamp device may include a blowing fan installed in the lamp housing corresponding to a rear portion of the far-infrared lamp to discharge heat to the front.

When the humidity sensor is composed of a plurality of installed on the glass window at predetermined intervals, the control unit compares the humidity range detected from each signal applied from the humidity sensor and the predetermined humidity range by comparing the predetermined humidity range, The lamp elevating unit, the lamp rotating unit, and the far infrared lamp may be sequentially driven so that far infrared rays may be irradiated to a specific humidity detecting sensor side exceeding a set humidity range among the humidity detecting sensors.

The apparatus may further include an input unit for inputting a driving signal of the far infrared lamp device.

The dashboard may include a door configured to open upon rising of the far-infrared lamp device and to open and close upon falling.

On the other hand, in order to achieve the above object, a moisture removal system of a vehicle for removing moisture formed in the windshield of the vehicle, the room temperature sensor for sensing the indoor temperature of the vehicle; An outdoor temperature sensor for sensing an outdoor temperature of the vehicle; A humidity sensor installed inside the glass window to detect humidity; A far-infrared lamp having a plurality of far-infrared lamps installed at predetermined intervals along a width direction on an upper side of the dashboard so as to face the glass window side of the vehicle; And a controller configured to control the driving of the far infrared lamp device to receive far infrared rays to the moisture forming part by receiving the detection signals from the indoor temperature sensor, the outdoor temperature sensor, and the humidity sensor.

Moisture removal system of the vehicle of the present invention, by using far-infrared rays can quickly and effectively remove the moisture on the windshield of the vehicle, in particular, to remove the moisture, regardless of the season or the temperature conditions in the cabin, There is an effect that can solve all the problems of the conventional dehumidification system to operate.

In addition, by using the far-infrared rays and heat emitted from the far-infrared lamp for heating or heat treatment as needed, the convenience of use and the beneficial effect exerted on the human body of the occupant can be expected.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a schematic block diagram illustrating a system for removing moisture in a vehicle according to an embodiment of the present invention. FIG. 2 is a perspective view schematically illustrating an installation state of a system for removing moisture in a vehicle according to an embodiment of the present invention.

1 and 2, the system for removing moisture in a vehicle according to an embodiment of the present invention is provided on a dashboard 20 provided in front of a driver's seat and a passenger seat to facilitate moisture removal of the front windshield 10. The indoor temperature sensor 30, the outdoor temperature sensor 40, the humidity sensor 50, the far-infrared lamp device 100, and the controller 60 are included.

The indoor temperature sensor 30 and the outdoor temperature sensor 40 are conventional sensors for detecting indoor and outdoor temperatures of the vehicle and are installed inside and outside the front glass window, respectively.

Humidity sensor 50 is composed of a plurality to detect the humidity formed on the inner surface of the glass window is installed on the inner surface of the glass window at predetermined intervals.

3 is a view showing a far-infrared lamp device applied to the moisture removal system of the vehicle according to an embodiment of the present invention.

Referring to FIG. 3, the far-infrared lamp device 100 is a device that emits far-infrared light while being emitted by a power supply. The far-infrared lamp device 100 is installed in the dashboard 20 of the vehicle and selectively lifted to move far-infrared light toward the glass window 10. Configured to investigate.

The far-infrared lamp device 100 is composed of a far-infrared lamp 110 and lamp driving means 120 for rotating and elevating the far-infrared lamp 110.

The far-infrared lamp 110 is installed in the lamp housing 130 having a substantially hemispherical shape, and has a reflector for reflecting light in the lamp housing 130.

The rear of the lamp housing 130 is further provided with a blowing fan 140 for discharging the heat generated from the far-infrared lamp 110 to the front, by forcibly blowing the heat forward, it is possible to increase the moisture removal rate.

Lamp driving means 120 is a drive shaft (120a) is installed in the lamp housing in the longitudinal direction, the ramp 20 (120b) and the drive shaft (120a) configured to rotate the drive shaft (120a) is configured inside the dashboard 20 It is provided with a ramp lifting unit (120c).

The drive shaft 120a is formed as a round bar having a hollow portion for the inlet of the power cable 112 connected to the far infrared lamp 110 side therein, the upper side of which is connected to the lamp housing 130, and the lower side of the ramp raising portion 120c. ) Is rotatably installed.

The lamp rotation unit 120b is configured to adjust the irradiation direction of the far infrared rays and heat generated from the far infrared lamp 110 by rotating the drive shaft 120a under the control of the controller 60, and coupled to the outer circumferential surface of the drive shaft 120a. The rotating gear 121 and the driving gear 123 meshed with the rotating gear 121 include a rotating motor 122 for applying rotational force. At this time, the rotation motor 122 may be configured as a step motor that is easy to adjust the rotation angle.

The ramp lifter 120c lifts and lowers the drive shaft 120a under the control of the controller 60 so that the ramp lifter 120c is exposed to the upper side of the dashboard 20 when the far-infrared lamp 110 is used. 125, and a lift motor 126.

The elevating case 124 includes upper and lower fingerboards 124a and 124b provided on the upper and lower sides for supporting the drive shaft 120a, and side plates 124c for installing the rack 125, and the upper and lower supporting plates 124a and 124a, respectively. The above-mentioned lamp turning part 120b is installed in the space provided inside by 124b and the side plate 124c. In addition, the upper and lower support plates 124a and 124b are provided with bearings 124d so that the outer circumferential surface of the drive shaft 120a is fixed so as to rotate more smoothly.

The rack 125 is installed on the side plate 124c of the elevating case 124 in the up and down direction, and the elevating motor 126 includes an elevating pinion 127 engaged with the rack 125 and the elevating case 124 up and down. Power is generated and applied to move in the direction.

The inside of the dashboard 20 is provided with a guide member 128 to guide the lifting movement of the lifting case 124. For example, the guide member 127 is installed in the longitudinal direction in the dashboard 20, the rail is formed in the guide groove in the center, the movement is formed on the lifting case 124 side to be inserted into the guide groove of the rail to slide It can be done immediately.

The upper surface of the dashboard 20 corresponding to the installation portion of the far-infrared lamp device 100 is provided with a door 22 configured to be opened upon rising of the lamp housing 130 including the far-infrared lamp 110 and opened and closed when lowered. . The door 22 is formed of a substantially disk-shaped member that is pivotally coupled to the dashboard 20 via the hinge 22a, and the hinge 22a automatically opens the door when the far-infrared lamp device 100 descends. It is provided with an elastic member (not shown) which is installed to perform the closing operation.

The controller 60 measures the temperature difference between the inside and the outside of the vehicle detected by the signals applied from the indoor temperature sensor 30 and the outdoor temperature sensor 40, and the humidity detected by the signal applied from the humidity sensor 50. By comparison, the driving of the far-infrared lamp device 100 is controlled so that the far-infrared ray is irradiated to the moisture forming part or the site where the generation of the moisture is foreseen.

For example, the control unit 60 compares and determines the humidity detected by the signals applied from the respective humidity detecting sensors 50 to be above a predetermined humidity range, the ramp raising unit 120c and the lamp rotating unit 120b. , And sequentially control the driving of the far infrared lamp (110). At this time, by controlling the rotation operation and the light emission operation of the far-infrared lamp 110 is performed only when the far-infrared lamp 110 is exposed to the outside of the dashboard 20 by the driving of the ramp lifting unit 120c, 20) It essentially blocks the risk factors such as fire that may occur due to the lighting of the far-infrared lamp 110 inside.

And, if the humidity range detected by the signal applied from the specific humidity sensor 50 side of the humidity sensor 50 exceeds the preset range of the humidity sensor 50 to the corresponding humidity sensor 50 side. The rotation operation of the far infrared ray lamp 110 is performed. At this time, the far-infrared lamp 110 controls to repeat the angular motion in a predetermined angle range until the humidity of the corresponding humidity detection sensor is less than the set range.

In order to perform the above-described control operation, the controller 60 includes a lift driver 61 for controlling the driving of the ramp lifter 120c and a rotation driver for controlling the rotation of the far-infrared lamp 110 as shown in FIG. 1. 62, a lamp driver 63 for controlling the driving of the far infrared ray lamp 110, and a fan driver 64 for controlling the driving of the blower fan 140.

As such, the control process of each of the driving units 61, 62, 63, and 64 provided in the control unit 60 can be executed by applying control techniques commonly used in this field based on the reference temperature and the reference humidity set in the control unit. Do. In this case, the reference temperature and the reference humidity mean a temperature difference range and humidity inside and outside the vehicle under conditions where moisture is aggregated on the glass window.

Moisture removal system of the vehicle according to the present embodiment is provided with a separate input unit 70 to manually operate the far-infrared lamp device 100 irrespective of the moisture removal operation of the glass window (10). The input unit 70 performs on / off of the far-infrared lamp 110, on / off of the blower fan 140, and operation of the lamp turning unit 120b and the ramp raising unit 120c of the lamp driving unit 120. By providing a button (not shown), the driver and the passenger can use the far infrared and heat by adjusting the direction of the far-infrared lamp 110 through the individual operation of each button.

For example, when the driver or the passenger operates the input unit 70 to irradiate far infrared rays to the body part and receives heat, blood circulation is promoted and budded by the temperature rise of the subcutaneous layer and the expansion of capillaries as well known as the effect of far infrared rays. It is effective in the human body, such as metabolism is carried out smoothly. In addition, the effect of reducing fatigue caused by long-term driving and riding can be expected, and can be used as a far-infrared heating device in winter.

Hereinafter will be briefly described the operation of the moisture removal system of the vehicle according to an embodiment of the present invention.

The indoor temperature sensor 30, the indoor temperature sensor 40, and the humidity sensor 50 in a state where the infrared ray lamp device 100 is embedded in the dashboard 20 corresponding to the driver's seat and the passenger seat. When the detected signal is applied to the control unit 60, the control unit 60 is compared with the predetermined reference temperature and the reference humidity and exceeds the set humidity range, ramp raising unit 120c, lamp rotating unit 120b ) And the driving of the far-infrared lamp 110 in order to operate in the form as shown in FIG.

Looking at the specific operation process, first, when the lifting motor 126 of the ramp lifting unit 120c is driven under the control of the control unit 60, the lifting force acts on the rack 125 engaged with the lifting pinion 127 and the lifting case ( 124) is raised. When the elevating case 124 is raised, the lamp housing 130 including the far-infrared lamp 110 is lifted upward by lifting the drive shaft 120a coupled thereto to the outside while lifting the door 22 of the dashboard 20 upward. Exposed.

When the lamp housing 130 is exposed to the outside, the rotating operation by the lamp rotating unit 120b is performed together with the lighting of the far-infrared lamp 110. The rotational operation of the far-infrared lamp 110 is coupled to the drive shaft 120a coupled to the rotational gear 121 while the rotational force is transmitted to the rotational gear 121 through the driving gear 123 during the rotation of the rotational motor 122. do.

In addition, the rotation motor 122 may perform the rotation operation of the far-infrared lamp 110 to the corresponding humidity detection sensor when the humidity range detected from the specific humidity detection sensor side among the humidity detection sensors 50 exceeds the set range. do. At this time, the far-infrared lamp 110 removes moisture while repeatedly performing angular motion in a predetermined angular range until the humidity of the corresponding humidity sensor 50 is less than or equal to the set range.

When the moisture removal formed in the glass window 10 is completed by the operation of the far-infrared lamp device 100, the far-infrared lamp 110 is turned off, and the rotation operation of the lamp turning unit 120b is stopped and at the same time the lifting motor 126. The far-infrared lamp 110 is accommodated into the dashboard 20 by the lowering operation of the elevating case 124 according to the reverse rotation.

As described above, the far-infrared lamp device 100 that performs dehumidification in the moisture removal system of the vehicle according to the present embodiment is exposed to the outside of the dashboard only when moisture is removed, and when the moisture removal operation is completed, the dashboard 20 is completed. Since the structure is housed inside, it is possible to minimize visual disturbances when the vehicle is running, and to protect passengers from secondary collision even if a collision occurs.

Dehumidification system of the vehicle according to the present embodiment, in addition to the action for removing the moisture of the glass window can utilize the effective effect unique to the far infrared rays emitted from the far infrared lamp 110. That is, by operating the input unit 70 to operate the irradiation direction of the far-infrared lamp 110 to the driver or the passenger side, the driver or the passenger can enjoy the heat treatment effect by the far-infrared rays irradiated to the body part.

On the other hand, the far-infrared lamp device 100 applied to the moisture removal system of the vehicle according to the present invention is not limited to the above-described lifting structure can be configured in various forms. For example, by installing a plurality of far-infrared lamps at predetermined intervals along the width direction on the upper side of the dashboard, the far-infrared lamps corresponding to the moist formation part or the area where the generation of moisture is expected to be turned on may remove moisture. .

What has been described above is just one embodiment for implementing a vehicle moisture removal system according to the present invention, the present invention is not limited to the above embodiment, as claimed in the following claims of the present invention Any person with ordinary skill in the art to which the present invention pertains without departing from the gist will have the technical idea of the present invention to the extent that various modifications can be made.

1 is a block diagram briefly showing a system for removing moisture in a vehicle according to an embodiment of the present invention;

2 is a perspective view schematically showing an installation state of a moisture removal system of a vehicle according to an embodiment of the present invention;

3 is a view showing a far-infrared lamp device applied to the moisture removal system of the vehicle according to an embodiment of the present invention.

<Explanation of symbols for main parts of drawing>

10: glass window 20: dashboard

30: Indoor temperature sensor 40: Outdoor temperature sensor

50: humidity sensor 60: control unit

70: input unit 100: far infrared lamp device

110: far infrared lamp 120: lamp driving means

120a: Drive shaft 120b: Lamp rotating part

120c: ramp up and down 121: rotating gear

122: drive motor 123: drive gear

124: lift case 125: rack

126: lift motor 127: lift pinion

130: lamp housing 140: blowing fan

Claims (10)

In a vehicle moisture removal system for removing moisture formed in the windshield of the vehicle, An indoor temperature sensor for sensing an indoor temperature of the vehicle; An outdoor temperature sensor for sensing an outdoor temperature of the vehicle; A humidity sensor installed inside the glass window to detect humidity; A far-infrared lamp device embedded in a dashboard of the vehicle, the far-infrared lamp device configured to be lifted and lowered to irradiate far-infrared light toward the window; And And a controller configured to control the driving of the far infrared lamp device so that far infrared rays are irradiated to the moisture forming part by receiving detection signals from the indoor temperature sensor, the outdoor temperature sensor, and the humidity sensor. Dehumidification system. The method of claim 1, The far infrared lamp device, A far-infrared lamp which is irradiated with far-infrared rays by a power source installed inside the lamp housing; And a lamp driving means including a driving shaft having an upper end connected to the lamp housing and installed in a longitudinal direction, a lamp rotating part configured to rotate the driving shaft and being raised and lowered in the dashboard. Dehumidification system of the vehicle. The method of claim 2, The lamp rotating unit, A rotation gear coupled to an outer circumferential surface of the drive shaft; And a rotation motor having a drive gear meshed with the rotation gear. The method of claim 2, The ramp lifting unit, An elevating case in which the driving shaft is rotatably installed and configured to accommodate the lamp rotating unit therein; A rack installed on an outer surface of the lifting case; And And a lifting motor having a lifting pinion meshed with the rack. The method of claim 4, wherein Moisture removal system of the vehicle, characterized in that the guy member is configured inside the dashboard to guide the lifting movement of the lifting case. The method of claim 2, The far-infrared lamp device includes a blower fan installed in the lamp housing corresponding to a rear portion of the far-infrared lamp to blow heat forward. The method of claim 2, When the humidity sensor is composed of a plurality of installed on the glass window at predetermined intervals, the control unit compares the humidity range detected from each signal applied from the humidity sensor and the predetermined humidity range by comparing the predetermined humidity range, The lamp lifting unit, the lamp rotating unit, and the far infrared lamp in order to drive sequentially, the moisture removal system of the vehicle characterized in that to control the far-infrared radiation to the specific humidity detection sensor side exceeding the set humidity range among the humidity sensor. . The method according to any one of claims 1 to 7, And an input unit for inputting a driving signal of the far-infrared lamp device. The method according to any one of claims 1 to 7, And said dashboard comprises a door configured to open upon rising of said far-infrared lamp device and to open and close upon falling. In a vehicle moisture removal system for removing moisture formed in the windshield of the vehicle, An indoor temperature sensor for sensing an indoor temperature of the vehicle; An outdoor temperature sensor for sensing an outdoor temperature of the vehicle; A humidity sensor installed inside the glass window to detect humidity; A far-infrared lamp having a plurality of far-infrared lamps installed at predetermined intervals along a width direction on an upper side of the dashboard so as to face the glass window side of the vehicle; And And a controller configured to control the driving of the far infrared lamp device such that the far infrared ray is irradiated to the moisture forming part by receiving a detection signal from the indoor temperature sensor, the outdoor temperature sensor, and the humidity sensor. Dehumidification system.

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