KR20020008589A - A drain structure of starter for car - Google Patents

A drain structure of starter for car Download PDF

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Publication number
KR20020008589A
KR20020008589A KR1020000042383A KR20000042383A KR20020008589A KR 20020008589 A KR20020008589 A KR 20020008589A KR 1020000042383 A KR1020000042383 A KR 1020000042383A KR 20000042383 A KR20000042383 A KR 20000042383A KR 20020008589 A KR20020008589 A KR 20020008589A
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KR
South Korea
Prior art keywords
yoke assembly
housing
packing
drainage
drain
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KR1020000042383A
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Korean (ko)
Inventor
김영일
Original Assignee
에릭 발리베
발레오만도전장시스템스코리아 주식회사
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Application filed by 에릭 발리베, 발레오만도전장시스템스코리아 주식회사 filed Critical 에릭 발리베
Priority to KR1020000042383A priority Critical patent/KR20020008589A/en
Publication of KR20020008589A publication Critical patent/KR20020008589A/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N11/00—Starting of engines by means of electric motors
    • F02N11/08—Circuits or control means specially adapted for starting of engines
    • F02N11/0859—Circuits or control means specially adapted for starting of engines specially adapted to the type of the starter motor or integrated into it
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N15/00—Other power-operated starting apparatus; Component parts, details, or accessories, not provided for in, or of interest apart from groups F02N5/00 - F02N13/00

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Motor Or Generator Frames (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

PURPOSE: Drain structure of a starter motor for a vehicle is provided to remove a separate assembling and disassembling process by combining a housing with a yoke assembly via an injected packing and draining water from a housing and a yoke assembly. CONSTITUTION: In the drain structure of a starter motor for a vehicle, a housing(10a) of a drive motor(10) is combined with a yoke assembly(30) via an injected packing(100). Water is drained by a drain groove(110) of the packing and a drain path(10e) and a connecting drain path(31) formed by the housing and the yoke assembly. The moisture in the housing and the yoke assembly is drained through the drain groove and the drain paths. The moisture is firstly blocked up by the upper portion of the connecting drain path and the drain groove of the packing. Thus, invasion of the housing and the yoke assembly with moisture is avoided. According to integral injection of the packing, a separate post-process is not needed and simply assembled by being fitted in the yoke assembly.

Description

자동차용 스타터모터의 배수구조{A drain structure of starter for car}A drain structure of starter motor

본 발명은 자동차용 스타터모터의 배수장치에 관한 것으로, 특히 역류를 방지하고 배수성을 향상시킨 자동차용 스타터모터의 배수구조에 관한 것이다.The present invention relates to a drainage apparatus of an automotive starter motor, and more particularly, to a drainage structure of an automotive starter motor that prevents backflow and improves drainage.

일반적으로 자동차용 스타터모터는 방수형이 아니기 때문에 사용환경에 따라 빗물 등의 수분이 유입되며, 이 수분이 내부에 상존하면 안되므로 이를 배출하기 위해 배출기구를 설치하여 사용한다.In general, the starter motor for automobiles is not waterproof, so moisture such as rainwater flows in according to the use environment, and this moisture should not be present inside, so install a discharge mechanism to discharge it.

배출기구는 대부분 고무 또는 플라스틱 재질을 이용하여 형성하며, 리어 브라켓 혹은 프론트 브라켓의 내측에 설치하되, 내측에서 외측으로 끼워 조립하는 타입이 있고, 외측에서 내측으로 끼워 조립하는 타입이 있다.Most of the discharge mechanism is formed using a rubber or plastic material, it is installed on the inside of the rear bracket or the front bracket, there is a type to assemble from the inside to the outside, there is a type to assemble from the outside to the inside.

종래의 차량용 스타터모터는 도 4에 도시된 것과 같이, 구동부재(11)와, 이 구동부재에 축설된 아마츄어어셈블리(12)와, 이 아마츄어어셈블리(12)의 일단에 설치된 구동모터(10)와, 상기 구동부재(11)로부터 동력을 전달하기 위한 유성치차 (21)와, 이 유성치차 둘레의 인터날기어(22)와, 오버런닝클러치(23)와, 이 오버런닝클러치를 단락시키기 위한 시프트레버(24)와, 이 시프트레버를 작동시키기 위한 마그네트스위치(25)로 이루어진다.As shown in FIG. 4, a conventional vehicle starter motor includes a driving member 11, an amateur assembly 12 arranged on the driving member, and a driving motor 10 provided at one end of the amateur assembly 12. And a planetary gear 21 for transmitting power from the drive member 11, an internal gear 22 around the planetary gear, an overrunning clutch 23, and a shift for shorting the overrunning clutch. A lever 24 and a magnet switch 25 for operating this shift lever.

또한 상기 아마츄어어셈브리(12)의 둘레에 호형 마그네트(31)를 포함하는 요크 어셈블리(30)가 설치되어 있다.In addition, a yoke assembly 30 including an arc-shaped magnet 31 is provided around the armature assembly 12.

여기서 상기 구동모터(10)의 하부에는 배수구조가 설치되어 있는바, 상기 구동모터(10)를 구성하는 하우징(10a)에 형성된 구멍(10b)으로 역류방지부재(50)가 끼워져 고정된 구조로 되어 있다.Here, the drainage structure is installed in the lower portion of the drive motor 10, the back flow prevention member 50 is fitted into the hole (10b) formed in the housing 10a constituting the drive motor 10 in a fixed structure. It is.

상기 역류방지부재(50)는 도 5 및 도 6에 도시된 것과 같이, 플라스틱사출성형에 의해 일체로 성형되되, 상부는 상기 구멍(10b)으로 끼워짐과 더불어 마주보는 곳에 절결홈(51a)이 형성된 결합돌기부(51)와, 이 결합돌기부(51)의 하부에 연장된 연장부(52)와, 이 연장부(52)의 하부에 연장됨과 더불어 상기 절결홈(51a)과 어긋나는 위치에 형성된 요홈(53a)을 갖춘 하부고정돌기부(53)로 구성되어 있다.The backflow preventing member 50 is integrally molded by plastic injection molding, as shown in FIGS. 5 and 6, and an upper cutout groove 51a is inserted into and facing the hole 10b. The engaging protrusion 51 formed, the extension part 52 extended in the lower part of this engaging protrusion part 51, and the recess which extends in the lower part of this extension part 52, and is located in the position which shift | deviates from the said notch groove 51a. It consists of the lower fixed protrusion part 53 provided with 53a.

따라서 상기 구동모터(10)의 하우징(10a)에 있던 물이 상기 절결홈(51a)을 통해 요홈(53a)으로 배수된다.Therefore, the water in the housing 10a of the drive motor 10 is drained into the groove 53a through the cutout groove 51a.

그러나 이러한 배수구조는, 상기 절결홈(51a)을 통해 요홈(53a)으로 배수될 때 하우징(10a)의 구멍(10b)에 끼워진 연장부(52)를 통과하게 되므로 배수효율이 저하된다.However, since the drainage structure passes through the extension portion 52 inserted into the hole 10b of the housing 10a when the drainage structure is drained into the recess 53a through the cutout groove 51a, the drainage efficiency is lowered.

또한 상기 역류방지부재(50)의 제조시 금형가공에 따른 공수가 많이 소요되어 제조비용이 높은 문제점이 있었다.In addition, there is a problem in that the manufacturing cost is high due to the large number of labor due to the mold processing when manufacturing the backflow prevention member (50).

이에 본 발명은 상기와 같은 문제점을 해소하기 위해 안출된 것으로, 하우징과 요크어셈블리가 사출성형된 패킹을 이용하여 결합됨과 더불어 배수가능하게 설치되어, 별도의 가공공정과 조립공정이 불필요한 자동차용 스타터모터의 배수구조를 제공함에 그 목적이 있다.Accordingly, the present invention has been made in order to solve the above problems, the housing and the yoke assembly is coupled to the injection molding using the injection molding is installed to be drained, the starter motor for automobiles that do not require a separate processing and assembly process The purpose is to provide a drainage structure of.

도 1은 본 발명에 따른 배수구조가 설치된 자동차의 스타터모터를 도시한 단면도,1 is a cross-sectional view showing a starter motor of a vehicle having a drainage structure according to the present invention;

도 2는 본 발명의 패킹을 나타내는 종단면도,2 is a longitudinal sectional view showing the packing of the present invention;

도 3은 도 2의 좌측면도,3 is a left side view of FIG. 2;

도 4는 종래 기술에 따른 배수구조가 설치된 자동차의 스타터모터를 도시한 단면도,4 is a cross-sectional view showing a starter motor of a vehicle having a drainage structure according to the prior art;

도 5는 종래 역류방지부재를 나타내는 정면도,5 is a front view showing a conventional backflow prevention member,

도 6은 도 5의 평면도이다.6 is a plan view of FIG. 5.

<도면의 주요 부분에 대한 부호의 설명><Explanation of symbols for the main parts of the drawings>

10a: 하우징 10e: 배수로10a: housing 10e: drainage

30 : 요크어셈블리 31 : 연결배수로30: yoke assembly 31: connection multiple

100: 패킹 110: 배수홈100: packing 110: drainage groove

상기와 같은 목적을 달성하기 위한 본 발명은, 구동모터를 구성하는 하우징과 요크어셈블리가 결합됨과 더불어 배수구조가 설치된 자동차용 스타터모터에 있어서, 상기 요크어셈블리에 사출성형된 패킹이 결합됨과 더불어, 이 패킹의 소정위치에 형성된 배수홈과 상기 하우징의 일측 내주면 하부에 형성된 배수로 및 요크어셈블리의 일측 외주면에 형성된 연결배수로에 의해 계단지게 연통되어 배수가능하게 설치된 것을 특징으로 한다.In order to achieve the above object, the present invention, in the starter motor for a vehicle having a drainage structure coupled to the housing and the yoke assembly constituting the drive motor, the injection molded packing is coupled to the yoke assembly, It is characterized in that the drainage groove formed in a predetermined position of the packing and the drainage passage formed in the lower side of the inner peripheral surface of the housing and connected by step drainage formed in the outer peripheral surface of the one side of the yoke assembly stepped communication is installed.

이하 본 발명의 실시예에 따른 구성 및 작용을 첨부 도면에 따라 상세히 설명한다.Hereinafter, the configuration and operation according to the embodiment of the present invention will be described in detail with reference to the accompanying drawings.

도 1은 본 발명에 따른 배수구조가 설치된 자동차의 스타터모터를 도시한 단면도이고, 도 2는 본 발명의 패킹을 나타내는 종단면도이며, 도 3은 도 2의 좌측면도로서, 종래 기술을 설명하는 도 4 내지 도 6과 동일한 부위에는 동일한 참조부호를 붙이면서 그 설명은 생략한다.1 is a cross-sectional view showing a starter motor of a vehicle provided with a drainage structure according to the present invention, Figure 2 is a longitudinal cross-sectional view showing the packing of the present invention, Figure 3 is a left side view of Figure 2, illustrating a prior art The same reference numerals are attached to the same parts as in Figs. 4 to 6, and the description thereof is omitted.

본 발명에 따른 스타터모터의 배수구조는, 구동모터(10)의 하우징(10a)과 요크어셈블리(30)가 사출성형된 패킹(100)을 이용하여 결합됨과 더불어, 이 패킹(100)의 배수홈(110)과 상기 하우징(10a)과 요크어셈블리(30)에 의해 형성된 배수로(10e)와 연결배수로(31)에 의해 배수가능하게 설치되어 있다.The drainage structure of the starter motor according to the present invention is coupled to the housing 10a and the yoke assembly 30 of the drive motor 10 by using the injection molded packing 100, and the drain groove of the packing 100. The drainage path 10e formed by the 110, the housing 10a, and the yoke assembly 30 and the connection drainage path 31 are provided so as to be drainable.

본 발명의 배수구조를 좀더 상세히 설명하면, 상기 하우징(10a)의 일측 내주면 하부에는 "ㄴ"자 형상의 배수로(10e)가 형성되고, 상기 요크어셈블리(30)의 일측 외주면에는 "ㄱ"자 형상의 연결배수로(31)가 형성되어, 상기 요크어셈블리(30)에 하우징(10a)이 결합되었을 때 상기 배수로(10e)와 연결배수로(31)가 연통되도록 결합되어 있다.When explaining the drainage structure of the present invention in more detail, the drainage passage 10e of the "b" shape is formed on one side inner circumferential surface of the housing (10a), the "a" shape on one side outer circumferential surface of the yoke assembly (30) The connection drainage channel 31 is formed so that when the housing 10a is coupled to the yoke assembly 30, the drainage channel 10e and the connection drainage channel 31 are connected to each other.

또한 상기 패킹(100)의 외주면에 형성된 배수홈(110)은 상기 배수로(10e)와 연통되게 배치되도록 요크어셈블리(30)의 내주에 결합한다.In addition, the drain groove 110 formed on the outer circumferential surface of the packing 100 is coupled to the inner circumference of the yoke assembly 30 so as to be in communication with the drain passage (10e).

한편 상기 배수홈(110)은 본 발명에서 180도의 변환위치에 각각 형성되어 있으나, 이 배수홈(110)은 하나만 형성되어도 가능함은 물론, 다수개 형성되어도 가능할 것이다.On the other hand, the drain groove 110 is formed in each of the conversion position of 180 degrees in the present invention, the drain groove 110 may be formed of only one, as well as may be formed in plurality.

따라서 상기 하우징(10a)과 요크어셈블리(30)의 내부에 있는 수분이 패킹(100)의 배수홈(110)과 상기 하우징(10a)의 배수로(10e) 및 요크어셈블리(30)의 연결배수로(31)를 통해 외부로 배출되게 된다.Therefore, the water in the interior of the housing 10a and the yoke assembly 30 is connected to the drainage groove 110 of the packing 100 and the drainage passage 10e of the housing 10a and the yoke assembly 30. Will be discharged to outside.

또한 바닥으로 부터 상기 연결배수로(31)를 통해 유입되려는 수분은 연결배수로(31)의 상부에 의해 1차적으로 차단되고, 다음 상기 패킹(100)의 배수홈(110)에 의해 차단되어, 상기 하우징(10a)과 요크어셈블리(30)의 내부로 수분이 유입되지 않게 된다.In addition, the water to be introduced through the connection drain 31 from the bottom is first blocked by the upper portion of the connection drain 31, and then blocked by the drain groove 110 of the packing 100, the housing Moisture does not flow into the interior 10a and the yoke assembly 30.

또 상기 패킹(100)이 일체로 사출성형되어 별도의 후가공이 이루어지지 않게 되고, 상기 요크어셈블리(30)에 간단히 끼워짐으로 인해 조립이 간단히 이루어지게 된다.In addition, the packing 100 is integrally injection molded so that no separate post-processing is performed, and the assembly is simply performed by simply fitting the yoke assembly 30.

상기와 같이 설명한 본 발명에 의하면, 별도의 가공공정과 조립공정이 불필요하고, 배수효율이 우수하게 되는 효과가 있다.According to the present invention described above, there is no need for a separate processing step and an assembly step, and the drainage efficiency is excellent.

Claims (2)

구동모터를 구성하는 하우징과 요크어셈블리가 결합됨과 더불어 배수구조가 설치된 자동차용 스타터모터에 있어서,In a starter motor for a vehicle in which a housing and a yoke assembly constituting a drive motor are coupled and a drainage structure is installed, 상기 요크어셈블리에 사출성형된 패킹이 결합됨과 더불어, 이 패킹의 소정위치에 형성된 배수홈과 상기 하우징의 일측 내주면 하부에 형성된 배수로 및 요크어셈블리의 일측 외주면에 형성된 연결배수로에 의해 계단지게 연통되어 배수가능하게 설치된 것을 특징으로 하는 자동차용 스타터모터의 배수구조.The injection molded packing is coupled to the yoke assembly, and the drainage groove formed at a predetermined position of the packing and the drainage path formed below one inner circumferential surface of the housing and the connection drainage path formed on one outer circumferential surface of the yoke assembly are connected in a stepwise manner to allow drainage. Drainage structure of the starter motor for cars, characterized in that the installation. 제 1항에 있어서,The method of claim 1, 상기 배수홈이 다수개 형성된 것을 특징으로 하는 자동차용 스타터모터의 배수구조.Drainage structure of the starter motor for a vehicle, characterized in that formed a plurality of drain grooves.
KR1020000042383A 2000-07-24 2000-07-24 A drain structure of starter for car KR20020008589A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7647850B2 (en) * 2007-02-08 2010-01-19 Denso International America, Inc. Starter motor casing

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