KR20040023263A - Door inside belt weather strip for automobile - Google Patents

Door inside belt weather strip for automobile Download PDF

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Publication number
KR20040023263A
KR20040023263A KR1020020054961A KR20020054961A KR20040023263A KR 20040023263 A KR20040023263 A KR 20040023263A KR 1020020054961 A KR1020020054961 A KR 1020020054961A KR 20020054961 A KR20020054961 A KR 20020054961A KR 20040023263 A KR20040023263 A KR 20040023263A
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KR
South Korea
Prior art keywords
weather strip
door
cavity
support
inside belt
Prior art date
Application number
KR1020020054961A
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Korean (ko)
Inventor
이준호
Original Assignee
현대자동차주식회사
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Priority to KR1020020054961A priority Critical patent/KR20040023263A/en
Publication of KR20040023263A publication Critical patent/KR20040023263A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J10/00—Sealing arrangements
    • B60J10/80—Sealing arrangements specially adapted for opening panels, e.g. doors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J10/00—Sealing arrangements
    • B60J10/15—Sealing arrangements characterised by the material
    • B60J10/16—Sealing arrangements characterised by the material consisting of two or more plastic materials having different physical or chemical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J10/00—Sealing arrangements
    • B60J10/20—Sealing arrangements characterised by the shape
    • B60J10/27—Sealing arrangements characterised by the shape having projections, grooves or channels in the longitudinal direction

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Seal Device For Vehicle (AREA)

Abstract

PURPOSE: A door inside belt weather strip for a vehicle is provided to reduce the manufacturing cost, simplify the assembling process, and improve sealing performance. CONSTITUTION: In a door inside belt weather strip for a vehicle, a fixing part(2) and a sealed rib(3) of a weather strip body are co-extruded and a support groove(4) is installed to the fixing part. A fitting projection(6) is formed to the upper inside of a door trim(5). The support groove is inserted and fixed in the upper end of the door trim and the fitting projection. The support groove forms a square-shaped cavity in the fixing part and forms an open part to an upper part of one side. A support piece, having predetermined spacing with one side of the cavity and with the top and bottom of the cavity, is formed on the other side of the cavity. A support protrusion is formed on the top of the support piece.

Description

자동차용 도어 인사이드 벨트 웨더 스트립 {DOOR INSIDE BELT WEATHER STRIP FOR AUTOMOBILE}Door inside belt weather strip for car {DOOR INSIDE BELT WEATHER STRIP FOR AUTOMOBILE}

본 발명은 자동차용 도어 인사이드 벨트 웨더 스트립에 관한 것이다.The present invention relates to a door inside belt weather strip for automobiles.

자동차의 도어 글래스는 도어 인너 패널과 도어 아웃터 패널 사이에 형성되는 공동에 승강할 수 있게 설치하는 것임으로 도어 트림과 도어 아웃터 패널의 상단에 각각 도어 인사이드 벨트 웨더 스트립과 도어 아웃사이드 벨트 웨더 스트립을 설치하여 소음, 빗물 등의 실내 유입을 방지하고 있다.The door glass of the car is installed in the cavity formed between the door inner panel and the door outer panel so that the door inside belt weather strip and the door outside belt weather strip are installed on the top of the door trim and the door outer panel, respectively. This prevents the inflow of noise and rainwater into the room.

종래의 도어 인사이드 벨트 웨더 스트립은 도 3 및 도 4에 도시한 바와 같이 웨더 스트립 본체(20)는 경질 합성수지제 고정부(21)와 연질 합성수지제 밀폐립(22)을 공압출하여 형성함과 동시에 고정부(21)의 내부에 스테인레스 박판 등의 금속제 보강심(23)을 인써트하여 압출성형하고, 상기 보강심(23)을 타발성형하여 보강심(23)과 직각으로 수개의 고정편(24)을 형성한 것이다.In the conventional door inside belt weather strip, as shown in FIGS. 3 and 4, the weather strip main body 20 is formed by co-extruding a hard synthetic resin fixing part 21 and a soft synthetic resin sealing lip 22. Inserting and reinforcing the reinforcing core 23 made of metal such as a stainless steel sheet into the inside of the fixing portion 21 by extrusion molding, and the plurality of fixing pieces 24 at right angles to the reinforcing core 23. It is formed.

한편 도어 트림(25)은 상단에 어퍼 레일(26)을 설치함과 동시에 상기 어퍼 레일(26)에 상기 고정편(24)과 동일 간격의 지지공(27)을 형성하여서, 상기 고정부(21)를 도어 트림(25)의 상단 및 어퍼 레일(26)에 지지시키면서 고정편(24)을 지지공(27)에 삽입한 후 고정편(24)을 구부려서 웨더 스트립 본체(20)를 도어 트림(25)에 조립 설치한 것이다.On the other hand, the door trim 25 is provided with an upper rail 26 at the upper end and at the same time forming a support hole 27 at the same interval as the fixing piece 24 in the upper rail 26, the fixing portion 21 ) Is inserted into the support hole 27 while supporting the upper part of the door trim 25 and the upper rail 26, and then the bent piece 24 is bent so that the weather strip main body 20 is closed by the door trim ( 25) assembled and installed.

미설명부호 28은 도어 글래스이고, 29는 도어 아웃터 패널이며, 30은 도어 인너 패널이다.Reference numeral 28 is a door glass, 29 is a door outer panel, and 30 is a door inner panel.

그러나 상기한 도어 인사이드 벨트 웨더 스트립은 아래와 같은 문제점이 발생하고 있다.However, the door inside belt weather strip has the following problems.

첫째, 웨더 스트립 본체(20)는 스테인레스 박판을 롤 성형한 보강심(23)을 인써트하여 압출성형한 후 고정편(24)을 타발성형하여야 함으로 재료비가 고가로 되고, 성형 및 타발공정이 복잡하여 원가가 상승된다.First, the weather strip body 20 inserts the reinforcing core 23 roll-formed from a stainless steel sheet and then extrudes and then molds the fixing piece 24 so that the material cost becomes expensive, and the molding and punching process is complicated. The cost rises.

둘째, 보강심(23)에 형성한 고정편(24)을 어퍼 레일(26)에 형성한 지지공(27)에 삽입한 후 고정편(24)을 구부려야 함으로 웨더 스트립 본체(20)의 조립공정이 복잡하다.Second, assembling the weather strip body 20 by inserting the fixing piece 24 formed in the reinforcing core 23 into the support hole 27 formed in the upper rail 26 and then bending the fixing piece 24. The process is complicated.

셋째, 웨더 스트립 본체(20)의 보강심(23)에 형성한 고정편(24)을 어퍼 레일(26)에 형성한 지지공(27)에 삽입 조립할 때 조립공차 등이 발생하기 때문에 이를 극복하기 위하여 지지공(27)의 단면적을 크게 형성하여야 함으로써 웨더 스트립 본체(20)를 조립한 후 상하 및 도어와 직각방향으로 유동하여 소음 등의 차단기능이 떨어지고, 웨더 스트립 본체(20)가 상하 및 도어와 직각방향으로 유동하면 도어 글래스(28)의 승강시에 밀폐립(22)이 도어 글래스에서 들뜨거나 끼임이 발생함으로 소음 차단기능이 떨어질 뿐아니라 소음이 발생하며, 밀폐립(22)과 도어 글래스(28)의 마찰이 커짐으로 작동감이 떨어지고 도어 글래스 승강수단 등의 고장을 일으킨다.Third, when the fixing piece 24 formed in the reinforcing core 23 of the weather strip body 20 is inserted into the support hole 27 formed in the upper rail 26, an assembly tolerance or the like occurs to overcome this problem. In order to form a large cross-sectional area of the support hole 27 in order to assemble the weather strip main body 20 and flow up and down and at a right angle to the door to block the noise, such as noise, the weather strip main body 20 is up and down and the door Flowing in the direction perpendicular to and the sealing lip 22 is lifted or pinched in the door glass during the lifting of the door glass 28, the noise blocking function is reduced, as well as noise occurs, the sealing lip 22 and the door glass As the friction of (28) increases, a feeling of operation decreases and a failure of door glass lifting means or the like occurs.

본 발명은 상기한 문제점을 시정하여, 원가를 절감하고, 조립공정을 단순화하며, 밀폐성능을 양호하게 한 자동차용 도어 인사이드 벨트 웨더 스트립을 제공하는 것을 목적으로 한다.SUMMARY OF THE INVENTION The present invention aims to provide a door inside belt weather strip for automobiles, which has corrected the above problems, reduces costs, simplifies the assembly process, and improves sealing performance.

상기한 목적을 달성하기 위하여, 본 발명은 웨더 스트립 본체의 고정부와 밀폐립을 공압출 형성함과 동시에 고정부에 지지홈을 설치하고, 도어 트림의 상단 내부에 걸림턱을 형성하여 상기 지지홈을 도어 트림의 상단 및 걸림턱에 삽입 고정한 것이다.In order to achieve the above object, the present invention is coextruded to form the fixing portion and the sealing lip of the weather strip body and at the same time to install a support groove in the fixing portion, and forming a locking step in the upper end of the door trim to the supporting groove Is fixed to the top of the door trim and the locking jaw.

도 1은 자동차의 측면도1 is a side view of a car

도 2는 도 1의 A-A 선에 따른 본 발명의 실시예의 단면도2 is a cross-sectional view of an embodiment of the present invention taken along the line A-A of FIG.

도 3은 본 발명의 실시예의 웨더 스트립 본체의 확대 단면도.3 is an enlarged cross-sectional view of a weather strip body in an embodiment of the present invention.

도 4는 1의 A-A 선에 따른 종래의 것의 단면도4 is a cross-sectional view of the conventional one taken along the line A-A of 1

도 5는 도 3의 B-B 선 단면도5 is a cross-sectional view taken along the line B-B of FIG.

<도면의 주요부분에 대한 부호 설명><Description of Signs of Major Parts of Drawings>

1 : 웨더 스트립 본체2 : 고정부4 : 지지홈DESCRIPTION OF SYMBOLS 1 Weather strip main body 2 Fixing part 4 Supporting groove

5 : 도어 트림6 : 걸림턱41 : 공동5: door trim 6: jam jaw 41: cavity

43 : 지지편43: support piece

도 2는 본 발명의 실시예의 단면도로서, 웨더 스트립 본체(1)의 고정부(2)는 경질 합성수지로, 밀폐립(3)은 연질 합성수지에 의하여 공압출하여 일체로 형성함과 동시에 고정부(2)에 지지홈(4)을 형성하고, 도어 트림(5)의 상단 내부에 걸림턱(6)을 형성하여 상기 지지홈(4)을 도어 트림(5)의 상단 및 걸림턱(6)에 밀어서 삽입하여 고정한 것이다.2 is a cross-sectional view of an embodiment of the present invention, wherein the fixing portion 2 of the weather strip body 1 is made of hard synthetic resin, and the sealing lip 3 is coextruded by soft synthetic resin to be integrally formed and the fixing portion ( 2) forming a supporting groove 4 in the upper end of the door trim 5, and forming the supporting jaw 6 in the upper end of the door trim 5 and the locking jaw 6; It is fixed by pushing it.

상기 지지홈(4)은 고정부(2)에 대략 정사각형으로 된 공동(41)을 형성함과 동시에 상기 공동(41)의 일측 상방에 도어 트림(5)의 두께와 동일한 개방부(42)를 형성하고, 상기 공동(41)의 타측면에 지지편(43)을 선단은 공동(41)의 일측면과의 사이에, 상면은 공동(41)의 상면과의 사이에 걸림턱(6)의 폭 및 도어 트림(5)의 두께와 동일한 간격을 형성함과 동시에 하면은 공동(41)의 하면과 일정간격을 띄우고 형성하며, 상기 지지편(43)의 상면에는 지지돌기(44)를 형성하여서 된 것이다.The support groove 4 forms an approximately square cavity 41 in the fixing portion 2 and at the same time an opening 42 having a thickness equal to the thickness of the door trim 5 above one side of the cavity 41. And a support piece 43 on the other side of the cavity 41, and a top end between one side of the cavity 41 and an upper surface of the locking jaw 6 between the top surface of the cavity 41. At the same time as the width and the thickness of the door trim (5) and at the same time the lower surface is formed with a predetermined distance from the lower surface of the cavity 41, and the support projections 44 are formed on the upper surface of the support piece 43 It is.

미설명부호 28은 도어 글래스이고, 29는 도어 아웃터 패널이며, 30은 도어 인너 패널이다.Reference numeral 28 is a door glass, 29 is a door outer panel, and 30 is a door inner panel.

이상과 같은 본 발명은 도어 트림(5)의 상단과 그 내부에 형성한 걸림턱(6)에 고정부(2)에 형성한 지지홈(4)인 공동(41)과 개방부(42)를 밀어서 삽입하면 그 고정이 완료되고, 상기와 같이 웨더 스트립 본체(1)가 고정되면 걸림턱(6)은 공동(41)의 일측면과 지지편(43)의 선단 사이에, 도어 트림(5)의 상단은 공동(41)의 상면과 지지편(43)의 사이에 삽입되고, 지지편(43)의 상면에 형성한 지지돌기(44)는 도어 트림(5)의 상단 내면에 지지됨으로써 그 고정이 견고하게 되고 고정작업이 간편한 것이다.In the present invention as described above, the cavity 41 and the opening portion 42, which are the support grooves 4 formed in the fixing portion 2, on the upper end of the door trim 5 and the locking jaw 6 formed therein. When the slide is inserted, the fixing is completed. When the weather strip main body 1 is fixed as described above, the locking jaw 6 is disposed between one side of the cavity 41 and the tip of the support piece 43, and the door trim 5 is fixed. An upper end of the cavity 41 is inserted between the upper surface of the cavity 41 and the support piece 43, and the support protrusion 44 formed on the upper surface of the support piece 43 is supported by the upper inner surface of the upper end of the door trim 5 to fix it. This makes it solid and easy to fix.

본 발명은 상기와 같이 웨더 스트립 본체(1)가 견고하게 고정됨으로 상하좌우의 유동이 방지되어 도어 글래스(28)와 일정한 갭이 유지되기 때문에 소음이 발생하지 않고 기밀유지가 양호한 것이다.According to the present invention, since the weather strip main body 1 is firmly fixed as described above, the flow of the upper, lower, left, and right sides is prevented, so that a constant gap is maintained with the door glass 28, and noise is not generated and airtightness is good.

또한 종래의 보강심을 생략함으로써 경량화할 수 있고 원가가 절감되며, 웨더 스트립 본체(1)의 양단과 도어 프레임은 합성수지와 금속의 접촉임으로 도어 프레임의 도막손상이 방지되는 것이다.In addition, by omitting the conventional reinforcement core, the weight can be reduced and the cost can be reduced, and both ends of the weather strip body 1 and the door frame are prevented from damage to the coating film of the door frame due to the contact between the synthetic resin and the metal.

이상과 같이 본 발명은 웨더 스트립 본체의 고정부에 지지홈을 형성하고, 도어 트림의 상단 내부에 걸림턱을 형성하여 웨더 스트립 본체를 도어 트림의 상단부와 걸림턱에 밀어서 삽입 고정함으로써 고정이 견고하고 고정작업이 간편하며, 또한 웨더 스트립 본체의 유동이 방지되어 소음이 발생하지 않고 기밀유지가 양호한 것이다.As described above, the present invention forms a supporting groove in the fixing portion of the weather strip body, and forms a locking jaw inside the upper end of the door trim to push and fix the weather strip body to the upper end and the locking jaw of the door trim. The fixing work is simple, and the weather strip body is prevented from flowing so that noise is not generated and airtightness is good.

그리고 종래의 보강심을 생략할 수 있음으로 경량화할 수 있고 도어 프레임의 도막손상도 방지되는 것이다.In addition, since the conventional reinforcing core can be omitted, the weight can be reduced, and the coating film of the door frame is also prevented.

Claims (3)

웨더 스트립 본체의 고정부와 밀폐립을 공압출 형성함과 동시에 고정부에 지지홈을 설치하고, 도어 트림의 상단 내부에 걸림턱을 형성하여 상기 지지홈을 도어 트림의 상단 및 걸림턱에 삽입 고정한 자동차용 도어 인사이드 벨트 웨더 스트립.Co-extrusion of the fixing part and the sealing lip of the weather strip main body and at the same time to install a supporting groove in the fixing part, and forming a locking jaw in the upper end of the door trim to insert and fix the supporting groove to the upper end and the locking jaw of the door trim. Inside belt weather strip for automotive doors. 제 1 항에 있어서, 지지홈은 고정부에 정사각형으로 된 공동을 형성함과 동시에 일측면 상방에 개방부를 형성하고, 공동의 타측면에 지지편을 공동의 일측면 및 상하면과 일정간격이 유지되게 형성한 자동차용 도어 인사이드 벨트 웨더 스트립.The method of claim 1, wherein the support groove is to form a cavity having a square in the fixed portion and at the same time to form an opening above one side, the support piece on the other side of the cavity to maintain a constant distance from one side and the top and bottom of the cavity Formed automotive door inside belt weather strip. 제 2 항에 있어서, 지지편의 상면에 지지돌기를 형성한 자동차용 도어 인사이드 벨트 웨더 스트립.The door inside belt weather strip for automobiles of Claim 2 provided with the support protrusion in the upper surface of the support piece.
KR1020020054961A 2002-09-11 2002-09-11 Door inside belt weather strip for automobile KR20040023263A (en)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
KR100812450B1 (en) * 2006-11-13 2008-03-10 기아자동차주식회사 Structure in vehicle

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KR920000606Y1 (en) * 1989-05-22 1992-01-15 주식회사 선경인더스트리 Range hood
JPH0544638U (en) * 1991-11-26 1993-06-15 日産自動車株式会社 Door waist molding mounting structure
JPH0632147U (en) * 1992-10-01 1994-04-26 豊田合成株式会社 Weather strip
KR19980021254U (en) * 1996-10-19 1998-07-15 박병재 Door out side belt weather strip coupling structure for automobile
KR19980045274A (en) * 1996-12-10 1998-09-15 김영귀 Car door airtight structure
KR20010066527A (en) * 1999-12-31 2001-07-11 이계안 apparatus for sealing for automobile door
JP2001277860A (en) * 2000-03-31 2001-10-10 Takashimaya Nippatsu Kogyo Co Ltd Door trim for automobile

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR920000606Y1 (en) * 1989-05-22 1992-01-15 주식회사 선경인더스트리 Range hood
JPH0544638U (en) * 1991-11-26 1993-06-15 日産自動車株式会社 Door waist molding mounting structure
JPH0632147U (en) * 1992-10-01 1994-04-26 豊田合成株式会社 Weather strip
KR19980021254U (en) * 1996-10-19 1998-07-15 박병재 Door out side belt weather strip coupling structure for automobile
KR19980045274A (en) * 1996-12-10 1998-09-15 김영귀 Car door airtight structure
KR20010066527A (en) * 1999-12-31 2001-07-11 이계안 apparatus for sealing for automobile door
JP2001277860A (en) * 2000-03-31 2001-10-10 Takashimaya Nippatsu Kogyo Co Ltd Door trim for automobile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100812450B1 (en) * 2006-11-13 2008-03-10 기아자동차주식회사 Structure in vehicle

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