KR0121878B1 - Method and apparatus for automatically actuating a fuel cap - Google Patents

Method and apparatus for automatically actuating a fuel cap

Info

Publication number
KR0121878B1
KR0121878B1 KR1019950035444A KR19950035444A KR0121878B1 KR 0121878 B1 KR0121878 B1 KR 0121878B1 KR 1019950035444 A KR1019950035444 A KR 1019950035444A KR 19950035444 A KR19950035444 A KR 19950035444A KR 0121878 B1 KR0121878 B1 KR 0121878B1
Authority
KR
South Korea
Prior art keywords
fuel
fuel cap
cap
injection pipe
step motor
Prior art date
Application number
KR1019950035444A
Other languages
Korean (ko)
Other versions
KR970020587A (en
Inventor
곽병진
Original Assignee
전성원
현대자동차주식회사
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.)
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Publication date
Application filed by 전성원, 현대자동차주식회사 filed Critical 전성원
Priority to KR1019950035444A priority Critical patent/KR0121878B1/en
Publication of KR970020587A publication Critical patent/KR970020587A/en
Application granted granted Critical
Publication of KR0121878B1 publication Critical patent/KR0121878B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K15/04—Tank inlets

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Lock And Its Accessories (AREA)

Abstract

In the fuel cap having a combination of a pouring pipe for pouring fuel into a fuel tank in a space part internal face of a car body frame, the fuel cap being for locking and releasing the pouring pipe so as to prevent a leakage of fuel, the apparatus for automatically operating the fuel cap comprises a pouring gate installed on one side face of the space part, and opened and closed centering round a hinge according to a manipulation of a release handle in oiling; a guide rail combined with the pouring pipe for pouring fuel in the internal face of the space part and fixed onto upper and lower parts of the pouring pipe; a fuel cap coupled with the guide rail and straigtly moved in opening and closing the fuel pouring gate, the fuel cap having a fixation formation of a rack so as to automatically lock and release an opening part of the pouring pipe; a pinion gear gear-combined with the rack, for straightly moving the fuel cap in right and left directions; a step motor for transfering a driving force to the pinior gear in a state that the pinion gear is pressure-fixed onto a rotation shaft and rotates the rotation shaft; a controller connected to the step motor, for operating the step motor in response to an input signal based on an opening and closing state of the fuel pouring gate; and a porter cell connected to the controller to sense light in an opening of the fuel pouring gate and adhering onto an internal wall face of the space part to send the sensed input signal to the controller, whereby shortening an oiling time in oiling, preventing a loss of a fuel cap and shielding a fuel leakage in a case of an accident occurrence.

Description

연료 캡 자동 작동장치 및 그의 작동방법Fuel cap auto operation device and its operation method

제1도는 종래의 연료 캡을 개략적으로 나타낸 사시도.1 is a perspective view schematically showing a conventional fuel cap.

제2도는 제1도에 나타낸 연료 캡의 A-A 단면도.FIG. 2 is an A-A cross sectional view of the fuel cap shown in FIG. 1. FIG.

제3도는 본 발명에 따른 연료 캡 자동 작동장치를 나타낸 사시도.3 is a perspective view showing an automatic fuel cap operating device according to the present invention.

제4도는 제3도에 나타낸 연료 캡 자동 작동장치의 B-B 단면도.4 is a cross-sectional view B-B of the fuel cap automatic actuator shown in FIG.

제5도는 본 발명에 따른 연료 캡 자동 작동장치의 동작을 나타낸 상태도.5 is a state diagram showing the operation of the automatic fuel cap operating device according to the present invention.

제6도는 본 발명에 따른 연료 캡 자동 작동방법을 나타낸 흐름도이다.6 is a flowchart illustrating a method of automatically operating a fuel cap according to the present invention.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

10 : 차체 프레임 10a : 공간부10 body frame 10a: space part

11 : 연료 주입문 12 : 주입파이프11: fuel injection statement 12: injection pipe

12a : 입구부 13,41 : 연료 캡12a: inlet 13, 41: fuel cap

40 : 가이드 레일 42 : 실러40: guide rail 42: sealer

43 : 래크 44 : 피니언기어43: rack 44: pinion gear

45 : 스텝모터 46 : 회전축45: step motor 46: rotation axis

47 : 포터 셀 48 : 제어기47: porter cell 48: controller

본 발명은 연료 캡 자동 작동장치 및 그의 작동방법에 관한 것으로서 더욱 상세하게는 연료 주입후 연료 캡을 자동적으로 이동시켜 주입파이프를 록킹시켜 주유시간이 단축됨은 물론 부주의로 인한 연료 캡의분실을 미연에 방지하고, 특히 사고 발생시 연료노출을 차단할 수 있도록 한 연료 캡 자동 작동장치 및 그의 작동방법에 관한 것이다.The present invention relates to an automatic fuel cap operating device and a method of operating the same. More particularly, the fuel cap is automatically moved after the fuel injection to lock the injection pipe, thereby shortening the fueling time and inadvertently losing the fuel cap. The present invention relates to an automatic fuel cap operating device and a method of operating the same, which can prevent the fuel exposure and, in particular, block fuel exposure in case of an accident.

일반적으로, 연료탱크내에 연료를 주입시키는 주입파이프를 록킹 및 해제시키기 위한 종래의 연료 캡은 제1도 및 제2도에 나타낸 바와 같이, 차체 프레임(10) 일측면에는 공간부(10a)가 형성되고, 이 공간부(10a)의 일측 벽면에는 힌지를 중심으로 개폐가능한 연료 주입문(fuel filter door)(11)이 장착되며, 연료 주입문(11)에는 통상의 록킹장치가 설치된다. 또한, 공간부(10a) 내측면에는 연료탱크(도시되지 않음)로 연료를 주입시키기 위해 주입파이프(12)가 돌출형성되고, 주입파이프(12)의 입구부(12a)에는 암나사가 가공되고, 암나사에는 주입파이프(12)를 록킹 또는 해제시킬 수 있도록 연료 캡(13)이 조여진다.In general, a conventional fuel cap for locking and releasing an injection pipe for injecting fuel into a fuel tank has a space portion 10a formed on one side of the vehicle body frame 10 as shown in FIGS. 1 and 2. A fuel filter door 11 that can be opened and closed around a hinge is mounted on one wall of the space portion 10a, and a conventional locking device is installed on the fuel injection door 11. In addition, an injection pipe 12 protrudes to inject fuel into a fuel tank (not shown) on the inner surface of the space portion 10a, and a female screw is processed in the inlet portion 12a of the injection pipe 12, The female cap is tightened with the fuel cap 13 to lock or release the injection pipe 12.

이와 같이 주입파이프에 연료 캡이 조여진 상태에서 연료를 연료탱크에 주유시킬때에는, 운전자가 차량실내에서 릴리스 핸들(도시되지 않음)을 잡아 당기면 연료 주입문에 설치된 록킹장치가 해제되면서 차체프레임(10)에 록킹된 연료 주입문(11)을 개폐시킨 상태에서 주유자가 주입파이프(12)에 록킹된 연료 캡(13)을 돌려 해제시킨 다음 주입파이프(12)를 통해 연료를 주입시킨다. 그 후, 주유가 완료되면 연료 캡(13)을 다시 조여 주입파이프(12)의 입구부(12a)를 록킹시킨 후 연료 주입문(11)을 닫아 연료탱크내에 저장된 연료의 누출을 방지시킨다.As described above, when fueling the fuel tank while the fuel cap is fastened to the injection pipe, the driver pulls the release handle (not shown) in the vehicle compartment to release the locking device installed at the fuel injection door, thereby removing the vehicle body frame 10. In the state of opening and closing the fuel injection door 11 that is locked in, the oiler turns the fuel cap 13 locked to the injection pipe 12, releases it, and injects fuel through the injection pipe 12. Then, when fueling is completed, the fuel cap 13 is tightened again to lock the inlet 12a of the injection pipe 12 and then close the fuel injection door 11 to prevent leakage of fuel stored in the fuel tank.

그러나, 상기와 같이 연료탱크에 연료 주유시 연료 캡을 인위적으로 돌려 록킹된 주입파이프를 해제시켰기 때문에 주유시간이 길어짐은 물론 주유자의 부주의로 인해 연료 캡의 분실이 발생되고, 특히 사고 발생시 연료 캡의 해제로 연료가 누출되어 화재의 위험성이 내포되는 문제점이 있었다.However, since the fuel cap is artificially turned to release the locked injection pipe when fueling the fuel tank as described above, the fueling time becomes long and the fuel cap is lost due to carelessness of the fuel tank. There was a problem that the release of fuel leaks the risk of fire.

본 발명은 상기와 같은 문제점을 해결하기 위한 것으로서, 본 발명의 목적은 연료 주입문 개폐시 포터 셀이 빛을 감지하고, 감지된 신호에 따라 자동적으로 연료 캡의 록킹을 해제시킴으로써, 연료 주유시 주유시간을 단축시킬 수 있고, 연료 캡 분실을 미연에 방지함은 물론 사고 발생시 연료 캡이 해제되지 않아 이로 인한 연료의 누출을 차단할 수 있어 화재위험을 예방할 수 있는 연료 캡 자동 작동장치 및 그의 작동방법을 제공하는데 있다.The present invention is to solve the above problems, an object of the present invention is to open the fuel injection door by the porter cell detects the light, and automatically unlock the fuel cap according to the detected signal, fueling when fueling It is possible to shorten the time, prevent the loss of the fuel cap in advance, and to prevent fuel leakage due to the fuel cap not being released in the event of an accident. To provide.

상기와 같은 목적을 달성하기 위한 본 발명의 특징은, 차체 프레임의 공간부 내측면에 연료를 연료탱크로 주입시키기 위한 주입파이프가 결합되고 상기 주입파이프를 록킹 및 해제시켜 연료누출을 방지하기 위한 연료 캡에 있어서, 공간부 일측면에 장착되어 연료 주유시 릴리스 핸들의 조작에 따라 힌지를 중심으로 개폐되는 연료 주입문과, 상기 공간부 내측면에 연료를 주입시킬 수 있도록 주입파이프가 결합되고 상기 주입파이프의 상,하부에 부착되는 가이드 레일과, 상기 가이드 레일에 삽입되어 연료 주입문 개폐시 직선이동되면서 주입파이프의 입구부를 자동으로 록킹 및 해제시키기 위해 래크가 고정된 연료 캡과, 상기 래크와 치차맞춤되어 연료 캡을 좌,우방향으로 직선이동시키는 피니언기어와, 상기 피니언기어가 회전축에 압입고정되고 상기 회전축을 회전시켜 피니언기어에 구동력을 제공하는 스텝모터와, 상기 스텝모터에 연결되어 연료 주입문 개폐시 입력신호에 따라 스텝모터를 작동시키는 제어기와, 상기 제어기에 연결되어 연료 주입문 오픈시 빛을 감지함과 동시에 감지된 입력신호를 제어기에 보낼 수 있도록 공간부 내벽면에 부착된 포터 셀을 포함하여 구성됨을 특징으로 한다.Features of the present invention for achieving the above object, the injection pipe for injecting fuel into the fuel tank is coupled to the inner surface of the space portion of the vehicle body frame and the fuel for preventing fuel leakage by locking and releasing the injection pipe In the cap, the fuel injection door is mounted on one side of the space portion and opened and closed around the hinge according to the operation of the release handle when fueling, and the injection pipe is coupled to inject fuel into the inner surface of the space portion and the injection pipe A guide rail attached to the upper and lower portions of the upper and lower portions of the guide rail, a fuel cap having a rack fixed to automatically lock and release the inlet of the injection pipe while being linearly inserted into the guide rail when the fuel injection door is opened and closed; Pinion gear for linearly moving the fuel cap in the left and right directions, and the pinion gear is press-fitted to the rotating shaft. A step motor which provides a driving force to the pinion gear by rotating the rotary shaft; a controller connected to the step motor to operate the step motor according to an input signal when opening and closing the fuel injection door; and a light connected to the controller to open the fuel injection door. And a porter cell attached to the inner wall of the space so as to send the detected input signal to the controller at the same time.

본 발명의 다른 특징은, 주입파이프에 연료 캡의 록킹 및 해제를 자동으로 작동시키는 방법에 있어서, 차량실내에서 릴리스 핸들 잡아 당겨 연료 주입문 개폐시키는 단계와, 공간부 내벽면에 부착된 포터 셀에 의해 빛을 감지하여 연료 주입문의 개폐여부를 판단하는 단계와, 감지된 입력신호에 의해 제어기에서 스텝모터를 구동시키는 단계와, 스텝모터의 구동력에 의해 가이드 레일에 내설된 연료 캡이 이동되면서 록킹된 주입파이프의 입구부를 해제시키는 단계와, 주유가 완료된 후 연료 주입문을 닫음에 따라 포터 셀에 의해 빛이 제거됨을 감지하는 단계와, 감지된 신호에 의해 연료 캡을 이동시켜 주입파이프의 입구부를 록킹시키는 단계로 이루어짐을 특징으로 한다.According to another aspect of the present invention, there is provided a method of automatically operating locking and releasing of a fuel cap to an injection pipe, comprising: opening and closing a fuel injection door by pulling a release handle in a vehicle compartment, Determining whether the fuel injection door is opened or closed by sensing light, driving the step motor in the controller according to the detected input signal, and locking the fuel cap installed in the guide rail by the driving force of the step motor. Releasing the inlet of the injection pipe, detecting that light is removed by the porter cell as the fuel injection door is closed after the filling is completed, and locking the inlet of the injection pipe by moving the fuel cap according to the detected signal. Characterized in that the step consisting of.

이하, 본 발명에 따른 연료 캡의 자동 작동장치 및 그의 작동방법에 대한 바람직한 일실시예를 첨부도면에 의거하여 상세하게 설명한다.Hereinafter, a preferred embodiment of an automatic operation device of a fuel cap and a method of operating the same according to the present invention will be described in detail with reference to the accompanying drawings.

제3도 내지 제5도는 본 발명에 따른 연료 캡의 자동 작동장치를 나타낸 도면들로서, 차체 프레임(10)에 형성된 공간부(10a) 일측면에는 힌지를 중심으로 개폐가능한 연료 주입문(11)이 장착되고, 공간부(10a) 내측면에 결합된 주입파이프(12) 상,하부에는 가이드 레일(40)이 부착되며, 이 가이드 레일(40)에는 직선이동이 가능한 연료 캡(41)이 삽입된다. 상기 연료 캡(41) 일면에는 주입파이프(12)의 입구부(12a)를 견고하게 록킹시킬 수 있도록 실러(sealer)(42)가 부착되고, 연료 캡(41) 일측면에는 래크(43)가 고정되며, 이 래크(43)에는 피니언기어(44)가 치차맞춤된다. 또한, 피니언기어(44)는 래크(43)를 이동시키기 위해 구동력을 제공하는 스텝모터(45)의 회전축(46)에 압입고정되며, 스텝모터(45)는 공간부(10a) 내벽면에 부착된 포터 셀(photo cell)(47)이 연결된 제어기(48)에 의해 연결되어 작동된다.3 to 5 are views showing the automatic operation of the fuel cap according to the present invention, the fuel injection door 11 that can be opened and closed around the hinge on one side of the space portion 10a formed in the vehicle body frame 10 And a guide rail 40 is attached to upper and lower portions of the injection pipe 12 coupled to the inner surface of the space portion 10a, and a fuel cap 41 capable of linear movement is inserted into the guide rail 40. . A sealer 42 is attached to one surface of the fuel cap 41 to securely lock the inlet portion 12a of the injection pipe 12, and a rack 43 is provided on one side of the fuel cap 41. The pinion gear 44 is geared to the rack 43. In addition, the pinion gear 44 is press-fitted to the rotation shaft 46 of the step motor 45 which provides the driving force to move the rack 43, and the step motor 45 is attached to the inner wall surface of the space portion 10a. Photo cell 47 is connected and operated by a connected controller 48.

상기와 같이 구성된 본 발명에 따른 연료 캡의 자동 작동장치에 대한 작동방법은 제6도를 참조하여 상세하게 설명한다. 연료탱크에 연료를 주입시키기 위해 운전자가 차량실내에서 릴리스 핸들 잡아 당기면, 연료 주입문(11)에 설치된 통사의 록킹장치가 해제되면서 연료 주입문(11)이 개폐된다. 이때, 공간부(10a) 내벽면에 부착된 포터 셀(47)이 빛을 감지하여 연료 주입문(11)의 개폐여부를 판단한다. 그 후, 포터 셀(47)에서 감지된 입력신호를 제어기(48)로 보내면 제어기(48)에서는 입력된 신호에 따라 차체 프레임(10)내에 설치된 스텝모터(45)를 구동시키고, 구동력에 의해 회전축(46)이 회전되면서 이에 압입고정된 피니언기어(44)를 회전시킴과 동시에 피니언기어(44)와 치차맞춤된 래크(43)를 직선이동시킨다. 상기 래크(43)가 이동됨에 따라서 연료 캡(41)이 가이드 레일(40)을 따라 좌측방향으로 이동되어 주입파이프(12)의 록킹이 해제되므로 주입파이프(12)를 통해 연료가 연료탱크내로 주유된다. 한편, 주유가 완료된 후 연료 주입문(11)을 닫으면 포터 셀(47)에 의해 빛이 제거됨을 감지하면서 제어기(48)로 신호를 보내고, 제어기(48)에서는 감지된 신호에 따라 스텝모터(45)를 구동시켜 스텝모터(45)의 회전축(46)에 압입고정된 피니언기어(44)를 역회전시킨다. 상기 피니언기어(44)와 치차맞춤된 래크(43)는 피니언기어(44)의 역회전에 따라 우측방향으로 이동됨과 동시에 가이드 레일(40)을 따라 연료 캡(41)이 이동되면서 주입파이프(12)의 입구부(12a)를 록킹시킨다. 이때, 연료 캡(41) 일면에 부착된 실러(42)에 의해 견고하게 밀착되어 연료누출을 방지하는 것이다.The operating method for the automatic operation device of the fuel cap according to the present invention configured as described above will be described in detail with reference to FIG. When the driver pulls the release handle in the vehicle compartment to inject fuel into the fuel tank, the fuel injection door 11 is opened and closed while releasing the locking device installed in the fuel injection door 11. At this time, the porter cell 47 attached to the inner wall surface of the space part 10a senses light to determine whether the fuel injection door 11 is opened or closed. Then, when the input signal sensed by the porter cell 47 is sent to the controller 48, the controller 48 drives the step motor 45 installed in the vehicle body frame 10 in accordance with the input signal, and rotates by the driving force. As the 46 is rotated, the pinion gear 44 press-fitted thereto is rotated, and the rack 43 geared to the pinion gear 44 is linearly moved. As the rack 43 is moved, the fuel cap 41 is moved to the left along the guide rail 40 so that the locking of the injection pipe 12 is released, so that fuel is injected into the fuel tank through the injection pipe 12. do. Meanwhile, when the fuel injection door 11 is closed after the fueling is completed, the signal is sent to the controller 48 while detecting that the light is removed by the porter cell 47, and the controller 48 sends the step motor 45 according to the detected signal. ), The pinion gear 44 press-fitted to the rotary shaft 46 of the step motor 45 is reversed. The rack 43 geared to the pinion gear 44 is moved to the right in accordance with the reverse rotation of the pinion gear 44 and the fuel cap 41 is moved along the guide rail 40 while the injection pipe 12 is moved. Lock the inlet portion 12a. At this time, the sealer 42 is firmly adhered by the sealer 42 attached to one surface of the fuel cap 41 to prevent fuel leakage.

이상에서와 같이 본 발명에 따른 연료 캡의 자동 작동장치 및 그의 작동방법에 의하면, 연료 주입문 개폐시 포터 셀이 빛을 감지하고, 감지된 신호에 따라 자동적으로 연료 캡의 록킹을 해제시켜 연료 주유시 주유시간을 단축시킬 수 있고, 연료 캡 분실을 미연에 방지함은 물론 사고 발생시 연료 캡이 해제되지 않아 이로 인한 연료의 누출을 차단할 수 있어 화재위험을 예방할 수 있다.As described above, according to the automatic operation device of the fuel cap according to the present invention and its operation method, the porter cell detects light when the fuel injection door is opened and closed, and automatically unlocks the fuel cap according to the detected signal to supply fuel. It can shorten the fueling time, prevent fuel cap loss in advance, and prevent fuel leakage due to the fuel cap not being released in the event of an accident, thus preventing the risk of fire.

Claims (3)

차체 프레임의 공간부 내측면에 연료를 연료탱크로 주입시키기 위한 주입파이프가 결합되고 상기 주입파이프를 록킹 및 해제시켜 연료누출을 방지하기 위한 연료 캡에 있어서, 공간부 일측면에 장착되어 연료 주입시 릴리스 핸들의 조작에 따라 힌지를 중심으로 개폐되는 연료 주입문과, 상기 공간부 내측면에 연료를 주유시킬 수 있도록 주입파이프가 결합되고 상기 주입파이프의 상,하부에 부착되는 가이드 레일과, 상기 가이드 레일에 삽입되어 연료 주입문 개폐시 직선이동되면서 주입파이프의 입구부를 자동으로 록킹 및 해제시키기 위해 래크가 고정된 연료 캡과, 상기 래크와 치차맞춤되어 연료 캡을 좌,우방향으로 직선이동시키는 피니언기어와, 상기 피니언기어가 회전축에 압입고정되고 상기 회전축을 회전시켜 피니언기어에 구동력을 제공하는 스텝모터와, 상기 스텝모터에 연결되어 연료 주입문 개폐의 입력신호에 따라 스텝모터를 작동시키는 제어기와, 상기 제어기에 연결되어 연료 주입문 오픈시 빛을 감지함과 동시에 감지된 입력신호를 제어기에 보낼 수 있도록 공간부 내벽면에 부착된 포터 셀을 포함하여 구성됨을 특징으로 하는 연료 캡의 자동 작동장치.An injection pipe for injecting fuel into a fuel tank is coupled to an inner surface of a space of a vehicle body, and a fuel cap for locking and releasing the injection pipe to prevent fuel leakage, wherein the fuel cap is mounted to one side of the space to inject fuel. A fuel injection door that is opened and closed about the hinge according to the operation of the release handle, a guide rail coupled to the injection pipe to supply fuel to the inner surface of the space part, and a guide rail attached to the upper and lower parts of the injection pipe, and the guide rail. A fuel cap having a rack fixed to automatically lock and release an inlet of the injection pipe while being inserted into the fuel injection door and opening and closing the fuel injection door, and a pinion gear that is geared with the rack to move the fuel cap in a left and right direction. And, the pinion gear is press-fitted to the rotation shaft and rotates the rotation shaft to provide driving force to the pinion gear. Is a step motor, a controller connected to the step motor to operate the step motor in response to an input signal of opening and closing the fuel injection door, and connected to the controller to sense light at the time of opening the fuel injection door and simultaneously control the detected input signal. And a porter cell attached to the inner wall of the space for sending to the fuel cap. 제1항에 있어서, 상기 연료 캡 일면에는 주입파이프의 입구부를 견고하게 록킹시킬 수 있도록 실러가 부착됨을 특징으로 하는 연료 캡의 자동 작동장치.The fuel cap automatic actuating device according to claim 1, wherein a sealer is attached to one surface of the fuel cap so as to securely lock the inlet of the injection pipe. 주입파이프에 연료 캡의 록킹 및 해제를 자동으로 작동시키는 방법에 있어서, 차량실내에서 릴리스 핸들 잡아 당겨 연료 주입문 개폐시키는 단계와, 공간부 내벽면에 부착된 포터 셀에 의해 빛을 감지하여 연료 주입문의 개폐여부를 판단하는 단계와, 감지된 입력신호에 의해 제어기에서 스텝모터를 구동시키는 단계와, 스텝모터의 구동력에 의해 가이드 레일에 내설된 연료 캡이 이동되면서 록킹된 주입파이프의 입구부를 해제시키는 단계와, 주유가 완료된 후 연료 주입문을 닫음에 따라 포터 셀에 의해 빛이 제거됨을 감지하는 단계와, 감지된 신호에 의해 연료 캡을 이동시켜 주입파이프의 입구부를 록킹시키는 단계로, 이루어짐을 특징으로 하는 연료 캡의 자동 작동방법.A method of automatically operating locking and releasing of a fuel cap to an injection pipe, the method comprising: pulling and releasing a fuel injection door by pulling a release handle in a vehicle compartment and sensing light by a porter cell attached to an inner wall of a space; Determining whether the door is opened or closed; driving the step motor by the controller according to the sensed input signal; and releasing the inlet of the locked injection pipe while the fuel cap installed in the guide rail is moved by the driving force of the step motor. And detecting that light is removed by the porter cell as the fuel injection door is closed after the fueling is completed, and locking the inlet of the injection pipe by moving the fuel cap according to the detected signal. Automatic operation of the fuel cap.
KR1019950035444A 1995-10-14 1995-10-14 Method and apparatus for automatically actuating a fuel cap KR0121878B1 (en)

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