KR20020044493A - Wiper blade structure improving the power of contacting on a glass - Google Patents

Wiper blade structure improving the power of contacting on a glass Download PDF

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Publication number
KR20020044493A
KR20020044493A KR1020000073909A KR20000073909A KR20020044493A KR 20020044493 A KR20020044493 A KR 20020044493A KR 1020000073909 A KR1020000073909 A KR 1020000073909A KR 20000073909 A KR20000073909 A KR 20000073909A KR 20020044493 A KR20020044493 A KR 20020044493A
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KR
South Korea
Prior art keywords
blade
wiper blade
wiper
glass
glass surface
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KR1020000073909A
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Korean (ko)
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KR100384017B1 (en
Inventor
이용진
Original Assignee
이계안
현대자동차주식회사
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Priority to KR10-2000-0073909A priority Critical patent/KR100384017B1/en
Publication of KR20020044493A publication Critical patent/KR20020044493A/en
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Publication of KR100384017B1 publication Critical patent/KR100384017B1/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
    • B60S1/04—Wipers or the like, e.g. scrapers
    • B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
    • B60S1/38—Wiper blades
    • B60S1/3848—Flat-type wiper blade, i.e. without harness
    • B60S1/3849—Connectors therefor; Connection to wiper arm; Attached to blade
    • B60S1/3851—Mounting of connector to blade assembly
    • B60S1/3853—Snap-fit, e.g. elastic connection
    • 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
    • B60S1/04—Wipers or the like, e.g. scrapers
    • B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
    • B60S1/38—Wiper blades
    • B60S1/3848—Flat-type wiper blade, i.e. without harness
    • B60S1/3874—Flat-type wiper blade, i.e. without harness with a reinforcing vertebra
    • B60S1/3875—Flat-type wiper blade, i.e. without harness with a reinforcing vertebra rectangular section
    • B60S1/3877—Flat-type wiper blade, i.e. without harness with a reinforcing vertebra rectangular section embedded in the squeegee
    • 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
    • B60S1/04—Wipers or the like, e.g. scrapers
    • B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
    • B60S1/40—Connections between blades and arms
    • 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
    • B60S1/04—Wipers or the like, e.g. scrapers
    • B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
    • B60S1/38—Wiper blades
    • B60S2001/3827—Wiper blades characterised by the squeegee or blade rubber or wiping element
    • B60S2001/3836—Wiper blades characterised by the squeegee or blade rubber or wiping element characterised by cross-sectional shape

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning In General (AREA)

Abstract

PURPOSE: Wiper blade structure improving contacting force with a glass is provided to deform a wiper blade by receiving resilient force of an elastic spring. CONSTITUTION: A wiper blade cleans a glass by being mounted on an end portion of a wiper arm. A body(40) supplies resilient force into the wiper blade. A blade(50) cleans the glass by being mounted in the body. The body is composed of terminal member of C shape. A flange is formed on both ends of the body. Plural protrusions(41) are arranged on an inner portion of the body. An elastic spring(42) is inserted to the protrusion to supply the resilient force into the blade. The protrusion is integrally formed with the body through a press processing. A hole is formed on the body to insert the protrusion. The blade is protruded out of the body while being elastically supported by the elastic spring. An iron plate(51) inserted to the body of the blade for reinforcing stiffness of the blade.

Description

글래스면에 대한 접촉력을 향상시킨 와이퍼 블레이드 구조{Wiper blade structure improving the power of contacting on a glass}Wiper blade structure improving the power of contacting on a glass}

본 발명은 글래스면에 대한 접촉력을 향상시킨 와이퍼 블레이드 구조에 관한 것으로, 와이퍼 블레이드가 아래쪽으로 탄성지지를 받을 수 있게 본체에 장착하여 이루어진 것이다.The present invention relates to a wiper blade structure to improve the contact force to the glass surface, it is made by mounting the wiper blade to the main body to receive the elastic support downward.

일반적으로 차량에는 글래스면의 이물질이나 빗물 등을 제거하여 청결하게 유지시켜 주거나 주행 거리를 확보하기 위해 와이퍼 시스템이 장착되어 있다.In general, a vehicle is equipped with a wiper system to remove foreign substances or rainwater on the glass surface to keep it clean or to secure a mileage.

첨부도면 도 1은 이러한 와이퍼 시스템을 도시한 것으로, 상기 와이퍼 시스템은 글래스면에 직접 접촉하게 되는 와이퍼 블레이드(10)와, 이 와이퍼 블레이드(10)를 가압해 주면서 좌우로 요동운동을 하는 와이퍼 암(20)과, 상기 와이퍼 암에 와이퍼 모터의 회전력을 전달시켜 주는 와이퍼 링크 어셈블리(30)로 구성되어 있다.Figure 1 shows such a wiper system, wherein the wiper system is a wiper blade 10 which is in direct contact with the glass surface, and a wiper arm that swings from side to side while pressing the wiper blade 10 ( 20) and a wiper link assembly 30 which transmits the rotational force of the wiper motor to the wiper arm.

특히, 상기 와이퍼 암(20)은 와이퍼 링크 어셈블리(30)에 연결되는 작동 브라켓상에 탄성력을 받아 글래스면을 가압할 수 있도록 구성되어 있으며, 그 단부에는 상기 와이퍼 블레이드(10)가 장착되게 된다.In particular, the wiper arm 20 is configured to press the glass surface by receiving an elastic force on the operating bracket connected to the wiper link assembly 30, the end of the wiper blade 10 is mounted.

또한, 상기 와이퍼 블레이드(10)는 중간 부분이 와이퍼 암(20)의 단부에 장착되는 지지대(11)에 장착되며, 특히 상기 지지대(11)는 보통 2곳 정도에서 와이퍼 블레이드(10)를 가압하여 글래스면과의 접촉력을 높일 수 있도록 구성되어 있다.In addition, the wiper blade 10 is mounted to the support 11, the middle portion of which is mounted at the end of the wiper arm 20, in particular the support 11 is usually pressurized wiper blade 10 at about two places It is configured to increase the contact force with the glass surface.

그러나, 기존의 와이퍼 블레이드(10)는 글래스면의 곡률에 맞게 설계하여 사용하게 되는데 설계 과정에서 발생하는 공차에 의해 실제로 제작된 와이퍼 블레이드(10)가 글래스면에 정확하게 장착되지 않게 되어 글래스면을 충분히 닦아내 주지 못하게 되는 문제가 발생하게 되었다.However, the conventional wiper blade 10 is designed to be used according to the curvature of the glass surface, the actual wiper blade 10 is not mounted on the glass surface accurately due to the tolerances generated in the design process, so that the glass surface is sufficiently There was a problem that could not be wiped off.

또한, 상기 와이퍼 블레이드(10)는 보통 루버를 이용하여 제작하게 되는데, 와이퍼 시스템의 오랜시간 작동으로 루버가 마모되게 되어 와이퍼 블레이드의 수명을 떨어뜨리게 되어 이에 대한 개선이 필요하게 되었다.In addition, the wiper blade 10 is usually manufactured by using a louver, the louver is worn out by a long time operation of the wiper system to reduce the life of the wiper blade is required to improve this.

본 발명은 이러한 점을 감안하여 안출한 것으로, 와이퍼 암의 단부에 탈장착식으로 설치된 지지대에 고정되는 터널형상의 본체와, 이 본체 내부에 장착되어 적어도 4곳 이상에서 탄성지지를 받아 바깥쪽을 향하도록 설치되는 블레이드로 구성함으로써, 블레이드가 글래스면의 형상에 따라 가변적으로 형상 변형이 가능하게 되어 청결 상태를 더욱 높일 수 있으며, 또한 블레이드가 마모되더라도 그만큼 탄성 지지를 받아 바깥쪽으로 돌출되기 때문에 지속적으로 사용하는 것이 가능한 글래스면에 대한 접촉력을 향상시킨 와이퍼 블레이드 구조를 제공하는데 그 목적이 있다.The present invention has been made in view of this point, and the tunnel-shaped body is fixed to the support that is detachably installed at the end of the wiper arm, and is mounted inside the main body to receive the elastic support at least four places to face outward The blade is installed so that the blade can be deformed variably according to the shape of the glass surface to further improve the cleanliness state. It is an object of the present invention to provide a wiper blade structure which improves the contact force on the glass surface.

본 발명의 바람직한 구현예에서, 상기 본체는 양단에 플랜지를 갖는 "C"자 형상의 터널 형상으로 이루어지고, 내주면에는 적어도 4곳 이상에 등간격으로 돌기가 형성되어 탄성스프링이 구비되어 있는 것을 특징으로 한다.In a preferred embodiment of the present invention, the main body is made of a "C" shaped tunnel shape having a flange at both ends, the inner circumferential surface is formed at least four projections at equal intervals is characterized in that the elastic spring is provided It is done.

또한, 상기 블레이드는 내부에 얇은 강판이 삽입되어 일체로 성형되어 이루어진 것을 특징으로 한다.In addition, the blade is characterized in that the thin steel sheet is inserted into the integrally formed.

도 1은 본 발명에 따르는 와이퍼 블레이드 구조를 나타내는 단면 사시도,1 is a cross-sectional perspective view showing a wiper blade structure according to the present invention,

도 2는 종래의 와이퍼 시스템을 나타내는 사시도.2 is a perspective view showing a conventional wiper system.

[도면의 주요 부분에 대한 부호의 설명][Description of Symbols for Main Parts of Drawing]

10 : 와이퍼 블레이드 11 : 지지대10: wiper blade 11: support

20 : 와이퍼 암 30 : 와이퍼 링크 어셈블리20: Wiper Arm 30: Wiper Link Assembly

40 : 본체 41 : 돌기40: body 41: projection

42 : 탄성스프링 50 : 블레이드42: elastic spring 50: blade

51 : 강판 52 : 블레이드면51: steel plate 52: blade surface

이하, 첨부도면을 참조하여 본 발명의 구성 및 작용에 대해 설명하면 다음과 같다.Hereinafter, the configuration and operation of the present invention with reference to the accompanying drawings.

첨부도면 도 1은 도 1은 본 발명에 따르는 와이퍼 블레이드 구조를 나타내는 단면 사시도로, 도면부호 40은 본체를, 50은 블레이드를 각각 나타낸다.1 is a cross-sectional perspective view showing a wiper blade structure according to the present invention, 40 is a body, 50 is a blade, respectively.

본 발명은 종래의 와이퍼 암(20)의 단부에 장착되어 글래스면을 청결하게 닦아 주는 와이퍼 블레이드에 관한 것으로, 상기 와이퍼 블레이드는 탄성력을 제공하기 위한 본체(40)와, 이 본체(40)의 내부에 장착되어 탄성력을 받으면서 글래스면을 청결하게 해 주는 블레이드(50)로 구성되어 있다.The present invention relates to a wiper blade mounted on the end of the conventional wiper arm 20 to wipe the glass surface cleanly, wherein the wiper blade has a main body 40 for providing an elastic force and the inside of the main body 40. Consists of a blade 50 to clean the glass surface while being mounted on the receiving elastic force.

상기 본체(40)는 그 단면이 "C"자 형상의 터널 부재로 이루어져 있으며, 그 양단 테두리부에는 전체 길이에 걸쳐 플랜지(43)가 형성되어 있다.The main body 40 is formed of a tunnel member having a “C” shaped cross section, and a flange 43 is formed at both edges thereof over its entire length.

특히, 상기 본체(40)는 안쪽면에 적어도 4곳 이상의 돌기(41)가 돌출성형되어 있으며, 이 돌기(41)에는 탄성스프링(42)이 삽입되어 후술하게 될 블레이드(50)에 탄성력을 제공하게 된다.In particular, the main body 40 has at least four protrusions 41 protruded on the inner surface thereof, and the elastic springs 42 are inserted into the protrusions 41 to provide elastic force to the blade 50 to be described later. Done.

여기서, 상기 돌기(41)는 프레스 가공 등을 통해 본체(40)와 일체로 제작하여 사용하는 것도 가능하며, 상기 본체(40)에 구멍을 형성하고 이 구멍에 억지 끼움 방식이나 용접 등을 방식으로 고정시켜 사용하는 것도 가능하게 된다.In this case, the protrusion 41 may be manufactured and used integrally with the main body 40 through press working, and the like, by forming a hole in the main body 40 and forcing a hole into the hole or welding. It is also possible to fix and use.

또한, 상기 돌기(41)는 탄성스프링(42)의 탄성력이 미치는 범위를 고려하여적어도 4곳 이상 형성하여 사용하게 되며, 본 발명의 바람직한 구현예에서는 상기 돌기(41)를 5개 형성한 예를 보여주고 있다.In addition, the projections 41 are used to form at least four or more in consideration of the range of the elastic force of the elastic spring 42, in the preferred embodiment of the present invention to form an example of the five projections 41 Is showing.

이와 같이 이루어진 본체(40)에는 종래에 루버 등으로 제작된 블레이드(50)가 삽입장착되며, 이때 블레이드면(52)이 본체(40)의 개구된 부분을 통해 외부로 돌출되도록 설치하게 된다.In the main body 40 formed as described above, a blade 50 made of a conventional louver or the like is inserted and mounted, and in this case, the blade surface 52 is installed to protrude to the outside through the opened portion of the main body 40.

물론, 상기 블레이드(50)는 안쪽면에 상술한 본체(40)의 탄성스프링(42)이 탄성 지지를 받을 수 있도록 장착하게 되며, 이렇게 장착된 블레이드(50)는 항상 탄성스프링(42)의 탄성지지를 받는 상태로 블레이드면(52)이 본체(40) 외부로 돌출되도록 설치되게 된다.Of course, the blade 50 is mounted on the inner surface such that the above-described elastic spring 42 of the main body 40 can receive elastic support, and the blade 50 thus mounted is always elastic of the elastic spring 42. The blade surface 52 is installed to protrude to the outside of the main body 40 in a supported state.

또한, 상기 블레이드(50)는 탄성 스프링(42)의 탄성지지를 받는 몸체 부분에 두께가 얇은 강판(51)을 삽입하여 일체로 제작하게 되는데, 이 강판(51)은 상기 돌기(41)에 끼워진 탄성스프링(42)의 접촉면으로부터 일정 범위에 걸쳐 탄성 지지 영역을 결정해 주고, 이 외에도 상기 블레이드(50)의 자체 강성을 보완해 주게 된다.In addition, the blade 50 is integrally manufactured by inserting a thin steel plate 51 into the body portion receiving the elastic support of the elastic spring 42, the steel plate 51 is fitted to the protrusion 41 The elastic support region is determined over a range from the contact surface of the elastic spring 42, and in addition, it compensates for its own rigidity.

이에 따라 상기 블레이드(50)는 종래의 와이퍼 암(20)에 의해 탄성력을 받아 글래스면을 가압하는 것 이외에도 탄성스프링(42)에 의해 2중으로 글래스면을 가압하게 되며, 블레이드면(52)의 일부가 마모되는 경우 그만큼 블레이드면(52)이 탄성력에 의해 바깥쪽으로 돌출되게 된다.Accordingly, the blade 50 receives the elastic force by the conventional wiper arm 20 and presses the glass surface in duplicate by the elastic spring 42 in addition to pressing the glass surface, and a part of the blade surface 52. The blade surface 52 protrudes outward by the elastic force when the wear is worn.

따라서, 상기 블레이드(50)는 끝단이 마모되더라도 탄성스프링(42)의 탄성력에 의해 글래스면과 일정한 접촉 응력을 가질 수 있게 되는 것이다.Therefore, the blade 50 is able to have a constant contact stress with the glass surface by the elastic force of the elastic spring 42 even if the end is worn.

이상에서 본 바와 같이 본 발명은 와이퍼 암의 단부에 탈장착식으로 설치된 지지대에 고정되는 터널형상의 본체와, 이 본체 내부에 장착되어 적어도 4곳 이상에서 탄성지지를 받아 바깥쪽을 향하도록 설치되는 블레이드로 구성된 것을 특징으로 하는 글래스면에 대한 접촉력을 향상시킨 와이퍼 블레이드 구조를 제공함으로써 다음과 같은 효과를 얻게 된다.As described above, the present invention provides a tunnel-shaped main body fixed to a support installed detachably at an end of a wiper arm, and a blade mounted inside the main body and receiving elastic support at at least four locations to face outwards. By providing a wiper blade structure that improves the contact force to the glass surface, characterized in that the following effects are obtained.

1) 탄성 스프링의 탄성력을 받아 와이퍼 블레이드가 임의의 형태로 변형이 가능하게 되어 어떠한 글래스면에도 적용하여 사용할 수 있게 된다.1) The wiper blade can be deformed to any shape by the elastic force of the elastic spring so that it can be applied to any glass surface.

2) 와이퍼 블레이드가 마모되더라도 마모된 만큼 탄성력을 받아 바깥쪽으로 돌출되기 때문에 항상 글래스면에 대한 청결 상태를 높일 수 있게 된다.2) Even if the wiper blade is worn out, it is elastically protruded outward so that it can always improve the cleanness of the glass surface.

3) 또한, 상기와 같이 와이퍼 블레이드가 마모되더라도 지속적으로 사용할 수 있기 때문에 상품성이 높아지게 된다.3) In addition, even if the wiper blade is worn as described above, since it can be used continuously, the marketability is increased.

Claims (3)

와이퍼 암의 단부에 탈장착식으로 설치된 지지대에 고정되는 터널형상의 본체와,A tunnel-shaped body fixed to a support installed detachably at an end of the wiper arm, 이 본체 내부에 장착되어 적어도 4곳 이상에서 탄성지지를 받아 바깥쪽을 향하도록 설치되는 블레이드로 구성된 것을 특징으로 하는 글래스면에 대한 접촉력을 향상시킨 와이퍼 블레이드 구조.Wiper blade structure is improved in contact with the glass surface, characterized in that composed of a blade mounted inside the main body to receive the elastic support in at least four places to face outward. 제 1 항에 있어서, 상기 본체는 양단에 플랜지를 갖는 "C"자 형상의 터널 형상으로 이루어지고, 내주면에는 적어도 4곳 이상에 등간격으로 돌기가 형성되어 탄성스프링이 구비되어 있는 것을 특징으로 하는 글래스면에 대한 접촉력을 향상시킨 와이퍼 블레이드 구조.According to claim 1, wherein the main body is made of a "C" shaped tunnel shape having a flange at both ends, the inner circumferential surface is formed at least four projections at equal intervals, characterized in that the elastic spring is provided Wiper blade structure with improved contact force on glass surface. 제 1 항에 있어서, 상기 블레이드는 내부에 얇은 강판이 삽입되어 일체로 성형되어 이루어진 것을 특징으로 하는 글래스면에 대한 접촉력을 향상시킨 와이퍼 블레이드 구조.The wiper blade structure of claim 1, wherein the blade is formed integrally by inserting a thin steel plate therein.
KR10-2000-0073909A 2000-12-06 2000-12-06 Wiper blade structure improving the power of contacting on a glass KR100384017B1 (en)

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