KR20100036518A - An apparatus for controlling the temperature of washer liquid for vehicle - Google Patents

An apparatus for controlling the temperature of washer liquid for vehicle Download PDF

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Publication number
KR20100036518A
KR20100036518A KR1020080095778A KR20080095778A KR20100036518A KR 20100036518 A KR20100036518 A KR 20100036518A KR 1020080095778 A KR1020080095778 A KR 1020080095778A KR 20080095778 A KR20080095778 A KR 20080095778A KR 20100036518 A KR20100036518 A KR 20100036518A
Authority
KR
South Korea
Prior art keywords
temperature
washer fluid
heating
washer
vehicle
Prior art date
Application number
KR1020080095778A
Other languages
Korean (ko)
Inventor
홍은철
장학수
Original Assignee
대성전기공업 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 대성전기공업 주식회사 filed Critical 대성전기공업 주식회사
Priority to KR1020080095778A priority Critical patent/KR20100036518A/en
Publication of KR20100036518A publication Critical patent/KR20100036518A/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00—Cleaning of vehicles
    • B60S1/02—Cleaning windscreens, windows or optical devices
    • B60S1/46—Cleaning windscreens, windows or optical devices using liquid; Windscreen washers
    • B60S1/48—Liquid supply therefor
    • B60S1/487—Liquid supply therefor the liquid being heated
    • B60S1/488—Liquid supply therefor the liquid being heated electrically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00—Cleaning of vehicles
    • B60S1/02—Cleaning windscreens, windows or optical devices
    • B60S1/46—Cleaning windscreens, windows or optical devices using liquid; Windscreen washers
    • B60S1/48—Liquid supply therefor
    • B60S1/52—Arrangement of nozzles; Liquid spreading means
    • B60S1/522—Arrangement of nozzles; Liquid spreading means moving liquid spreading means, e.g. arranged in wiper arms
    • B60S1/524—Arrangement of nozzles; Liquid spreading means moving liquid spreading means, e.g. arranged in wiper arms arranged in wiper blades
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S318/00—Electricity: motive power systems
    • Y10S318/02—Windshield wiper controls

Abstract

The present invention relates to a vehicle washer fluid temperature automatic control device, which is installed in the middle of a washer fluid passage for supplying a washer fluid injection nozzle to a washer fluid reservoir for storing a washer fluid in a vehicle, and a preheating tank for preheating the washer fluid to room temperature, and the middle of the washer fluid passage. A heating tank installed at the heating tank for heating the washer fluid to a set temperature, an electronic controller for controlling the operation of the preheating tank and the heating tank, a preheat mode selection switch connected to the electronic controller to preheat the washer fluid, and a washer fluid connected to the electronic controller. Heating mode selection switch for heating to a set temperature, a temperature sensor for sensing the external temperature of the vehicle to transmit an electrical signal to the controller, a temperature sensor for sensing the temperature of the washer liquid heated in the heating tank, and the signal of the controller A wash that selectively receives washer fluid and sprays it on the windshield of the car It consists of a liquid jet. The apparatus of the present invention having such a structure heats the washer liquid to normal room temperature or hot temperature as the driver turns on the preheat mode selection switch or the heating mode selection switch. Therefore, when the driver injects the washer fluid, the warm washer fluid may be sprayed according to the temperature of the outside air to remove frost and snow caught in the windshield of the vehicle. In particular, the device according to the present invention can be adjusted by selecting the wash liquid in the natural state, preheating mode or heating mode, it is possible to conveniently adjust the temperature of the wash liquid according to the season.

Car washer fluid, thermostat, preheater, heating device, temperature sensor

Description

Washer liquid temperature automatic control device for vehicle {AN APPARATUS FOR CONTROLLING THE TEMPERATURE OF WASHER LIQUID FOR VEHICLE}

The present invention relates to a washer fluid temperature control apparatus of a vehicle, and in particular, to allow the temperature of the washer liquid to be selected according to the temperature of the outside air, and to automatically adjust the washer liquid temperature control apparatus for the vehicle to adjust the temperature of the washer liquid adjusted according to the temperature of the outside air. It is about.

In general, the vehicle is equipped with a washer fluid injector to ensure a clear view on the windshield, since the conventional washer fluid injector is to spray the washer fluid stored in the washer fluid reservoir as it is, in the winter when the temperature is low Not only can the nozzle inlet freeze and not properly spray, there is a problem that even when spraying, because the temperature is low, it is frozen as it is or can not properly perform the function of the wash liquid.

As a solution to this problem, various inventions have been proposed in which a washer liquid is heated and supplied by spraying.

For example, "Washer liquid heating device" of Patent Registration No. 10-828609, "Vehicle Washer Liquid Preheating Structure" of Patent Registration No. 10-488976, "Solution Heating Device for Defrosting Windshield of Vehicle Front" of Patent Publication No. 10-2004-97760. Many inventions have been proposed.

However, the apparatus according to the present invention merely relates to heating and supplying the washer liquid and to the structure of the heating device, and not only does not allow the washer liquid to be selectively heated, if necessary, but also the heating temperature of the washer liquid. There was a disadvantage that the variable can not be adjusted according to the state.

Therefore, the washer liquid heating device according to the invention as described above had a problem that it can not properly cope with the situation, such as when the frost on the windshield of the vehicle, or the snow is frozen.

Accordingly, the present invention solves the conventional problems as described above, it is possible not only to adjust the temperature of the washer liquid according to the season, but also to automatically adjust the heating temperature of the washer liquid when the outside temperature is low, the windshield of the vehicle It is an object of the present invention to provide a vehicle washer liquid temperature automatic control device that can automatically adjust the temperature of the washer liquid according to the frost condition.

The apparatus of the present invention for achieving the above object is a preheating tank for preheating the washer liquid to room temperature is installed in the washer liquid passage for supplying the washer liquid injection nozzle in the washer liquid reservoir for storing the washer liquid of the automobile, and the washer liquid passage Is installed in the middle of the heating tank for heating the washer liquid to the set temperature, a heating temperature sensor for sensing the temperature of the washer liquid heated in the heating tank, an electronic controller for controlling the operation of the preheating tank and the heating tank, connected to the electronic controller A preheat mode selection switch for preheating the washer fluid, a heating mode selection switch connected to the electronic controller for heating the washer fluid to a set temperature, an external temperature sensor for sensing an external temperature of the vehicle and transmitting an electrical signal to the controller, and the controller Washer that selectively sprays washer fluid on the windshield of a car It consists of a liquid injector.

The apparatus of the present invention having such a structure heats the washer liquid to normal room temperature or hot temperature as the driver turns on the preheat mode selection switch or the heating mode selection switch. Therefore, when the driver injects the washer fluid, the warm washer fluid may be sprayed according to the temperature of the outside air to remove frost and snow caught in the windshield of the vehicle. In particular, the device according to the present invention can be adjusted by selecting the wash liquid in the natural state, preheating mode or heating mode, it is possible to conveniently adjust the temperature of the wash liquid according to the season.

As described above, when the driver does not operate the preheating mode switch or the heating mode switch in the non-winter season when the temperature is low, the washer fluid provided in the vehicle is sprayed as it is stored, and the winter temperature is low. When the preheating mode switch and the heating mode switch are operated in the on state, the washer fluid is variablely heated within a predetermined range according to the outside temperature.

Therefore, it is possible to effectively remove the frost on the windshield of the vehicle by supplying a warm washer fluid in winter when the temperature is low.

In particular, the apparatus according to the present invention, by the heating operation of the pre-heating mode switch in the winter, the temperature is generally low temperature, it is possible to further increase the use effect of the washer liquid by allowing the heating to stand at room temperature at all times.

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

Figure 1 is a block diagram showing the configuration of the apparatus according to the present invention, as shown in the figure, the apparatus according to the present invention in the washer fluid reservoir for storing the washer fluid in the vehicle of the washer fluid passage for supplying the washer fluid to the washer fluid injector A preheating tank (1) installed in the middle to preheat the washer fluid to room temperature, a heating tank (2) installed in the middle of the washer fluid passage to heat the washer fluid to a set temperature, and the preheating tank (1) and the heating tank (2) It is provided with an electronic controller (3) for controlling the operation of.

The electronic controller 3 is connected to a preheating mode selector switch 4 for preheating the washer fluid and a heating mode selector switch 5 for heating the washer fluid to a set temperature, thereby turning on these mode selector switches 4, 5. Depending on the operation, the washer fluid is preheated to room temperature or the preheated washer fluid is heated to a high hot state.

In addition, the device according to the present invention detects the external temperature of the vehicle and transmits an electrical signal to the electronic controller 3, the external temperature sensor 6 and the temperature of the washer liquid heated in the heating tank (5) The heating temperature sensor 7 can be provided.

The apparatus of the present invention having such a structure turns off the preheat mode selector switch 4 or the heating mode selector switch 5 when the temperature is not low in winter.

When the preheat mode selector switch 4 or the heating mode selector switch 5 are all turned off, the washer fluid stored in the washer fluid reservoir such as the washer fluid supply device of the general vehicle is not heated to any state without being heated to the washer fluid injector 8 as it is. Delivered and sprayed.

However, when the preheating mode selector switch 4 is turned on in the low temperature of the winter, the heater is heated and waited at the normal temperature according to the control operation of the controller 3, and the washer fluid at the normal temperature is pumped according to the operation of the washer device. Will be sprayed on the glass surface.

And when a thick frost on the windshield of the vehicle or when the snow is frozen, by operating the heating mode selection switch 5, the washer liquid preheated to room temperature is heated to high temperature in a short time. When the hot washer liquid is sprayed on the glass surface of the vehicle, frozen frost, snow or ice will melt in a short time, so it can be easily removed.

On the other hand, the external temperature sensor 6 installed on the outside of the vehicle senses the external temperature of the vehicle and transmits it to the electronic controller 3, inversely proportional to the temperature detected by the sensor 6 heating tank (2) By heating the washer fluid, the temperature of the washer fluid is further increased when the temperature is low, so that the washer fluid can dissolve ice or frost more effectively.

At this time, the temperature sensor 7 installed in the heating tank 2 detects the temperature of the washer liquid heated in the heating tank 2 and transfers it to the electronic controller 3, whereby the electronic controller 3 has a heating tank 2. Control the heating operation time.

The setting of the heating temperature of the washer liquid heated in the heating tank 7 according to the external temperature detected by the external temperature sensor 6 can be controlled simply by inputting it to the electronic controller 3 in advance.

As described above, the apparatus according to the present invention can be used by spraying the unwashed flat washer fluid in season when the temperature is not low, and by heating the washer fluid in the winter when the temperature is low, so that the window glass can be cleaned cleanly even in winter. .

In addition, if necessary, the heating temperature of the washer liquid is automatically adjusted according to the change in temperature. If the temperature is low and the thick ice or ice is frozen in the car window, the hot washer liquid is supplied to the car window. You can make it secure.

1 is a block diagram showing the configuration of an apparatus according to the present invention.

* Description of the main symbols in the drawings *

1-preheating tank 2-heating tank

3-electronic controller 4-preheat mode selector switch

5-Heating mode selector 6-External temperature sensor

7-washer fluid temperature sensor

Claims (2)

A preheating tank installed in the middle of the washer fluid passage for supplying the washer fluid injection nozzle to the washer fluid reservoir for storing the washer fluid of the vehicle, and a heating tank installed in the middle of the washer fluid passage to heat the washer fluid to the set temperature; An electronic controller for controlling the operation of the preheating tank and the heating tank, a preheat mode selection switch connected to the electronic controller to preheat the washer fluid, a heating mode selection switch connected to the electronic controller to heat the washer fluid to a set temperature, and the controller Automatic washer liquid temperature control device provided with washer liquid injector for receiving washer liquid and selectively spraying washer liquid on the windshield of automobile  The method of claim 1, further comprising a heating temperature sensor for sensing the temperature of the washer liquid heated in the heating tank, and an external temperature sensor for sensing the external temperature of the vehicle and transmitting an electrical signal to the controller. Washer liquid temperature automatic control device
KR1020080095778A 2008-09-30 2008-09-30 An apparatus for controlling the temperature of washer liquid for vehicle KR20100036518A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020080095778A KR20100036518A (en) 2008-09-30 2008-09-30 An apparatus for controlling the temperature of washer liquid for vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020080095778A KR20100036518A (en) 2008-09-30 2008-09-30 An apparatus for controlling the temperature of washer liquid for vehicle

Publications (1)

Publication Number Publication Date
KR20100036518A true KR20100036518A (en) 2010-04-08

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Application Number Title Priority Date Filing Date
KR1020080095778A KR20100036518A (en) 2008-09-30 2008-09-30 An apparatus for controlling the temperature of washer liquid for vehicle

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101350278B1 (en) * 2012-02-28 2014-01-13 케이씨더블류 주식회사 Washer liquid heater operation controllable by user
KR20160048459A (en) * 2014-10-24 2016-05-04 현대자동차주식회사 car washer liquid heating apparatus and method for the same
US9333951B2 (en) 2013-09-17 2016-05-10 Kcw Corporation Anti-freezing apparatus and anti-freezing method using the same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101350278B1 (en) * 2012-02-28 2014-01-13 케이씨더블류 주식회사 Washer liquid heater operation controllable by user
US9333951B2 (en) 2013-09-17 2016-05-10 Kcw Corporation Anti-freezing apparatus and anti-freezing method using the same
KR20160048459A (en) * 2014-10-24 2016-05-04 현대자동차주식회사 car washer liquid heating apparatus and method for the same

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