KR960014710A - Measuring method and control method of air spring and air spring height - Google Patents

Measuring method and control method of air spring and air spring height Download PDF

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Publication number
KR960014710A
KR960014710A KR1019950028833A KR19950028833A KR960014710A KR 960014710 A KR960014710 A KR 960014710A KR 1019950028833 A KR1019950028833 A KR 1019950028833A KR 19950028833 A KR19950028833 A KR 19950028833A KR 960014710 A KR960014710 A KR 960014710A
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South Korea
Prior art keywords
air
height
air chamber
supply
air spring
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KR1019950028833A
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Korean (ko)
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KR100344856B1 (en
Inventor
노리오 니헤이
마꼬또 이에나까
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가이자끼 요이찌로
가부시끼가이샤 브리지스톤
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Publication of KR960014710A publication Critical patent/KR960014710A/en
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Publication of KR100344856B1 publication Critical patent/KR100344856B1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/10—Mounting of suspension elements
    • B60G2204/11—Mounting of sensors thereon
    • B60G2204/111—Mounting of sensors thereon on pneumatic springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/25—Stroke; Height; Displacement
    • B60G2400/252—Stroke; Height; Displacement vertical

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

본 발명의 목적은 구조가 간단하고, 경량이며, 소형인 동시에 저가이며, 공기스프링의 높이를 신속하고 정확하게 검지하는 높이측정수단을 구비하는 공기스프링을 제공하는 것이다.It is an object of the present invention to provide an air spring having a simple structure, light weight, small size and low cost, and having height measuring means for quickly and accurately detecting the height of the air spring.

본 발명의 공기스프링은 상하에 쌍을 이루는 각각의 면판(1,2)과, 이들 양면판(1,2)에 각각의 단부를 기밀하게 연결한 통형 가요성 막체(3)와, 어느 한쪽의 면판(2)에 연결한 고무적충제(5)와, 상하의 면판(1,2)과, 통형 가요성 막체(3)로 구획형성되는 공기실(4)에의 가압공기의 급배구(8)와, 이 급배구(8)를 경유하여 상기 공기실(4)에 대한 가압공기의 급배를 하는 급배제어수단(9)을 구비한다. 또한 상기 공기실(4)의 내측에서 어느 한 쪽의 면판(1)에 높이센서(12)를 부착시키는 동시에, 다른 쪽의 면판(2)에 높이센서로부터의 신호를 반사하는 반사판(13)을 부착하고, 상기 공기실(4)의 내측 또는 외측에 압력센서(14)를 설치한다.The air spring of the present invention comprises a pair of upper and lower face plates (1, 2), a cylindrical flexible membrane (3) in which each end is hermetically connected to these double-sided plates (1, 2), and either Supply and discharge ports 8 for pressurized air to the air chamber 4 partitioned by a rubber filler 5 connected to the face plate 2, upper and lower face plates 1 and 2, and a cylindrical flexible membrane 3; A supply and discharge control means 9 for supplying and supplying pressurized air to the air chamber 4 via the supply and discharge port 8 is provided. In addition, a height sensor 12 is attached to one of the face plates 1 inside the air chamber 4 and a reflecting plate 13 reflecting a signal from the height sensor to the other face plate 2 is provided. The pressure sensor 14 is installed inside or outside the air chamber 4.

Description

공기스프링 및 공기스프링 높이의 측정방법 및 제어방법Measuring method and control method of air spring and air spring height

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명에 관한 장치를 나타내는 종단면도,1 is a longitudinal sectional view showing an apparatus according to the present invention,

제2도는 가변 스로틀 밸브(throttle valve)의 작동을 나타내는 종단면도,2 is a longitudinal sectional view showing the operation of a variable throttle valve,

제3도는 반사판의 부착상태를 나타내는 평면도,3 is a plan view showing the attachment state of the reflecting plate,

제4도는 공기실내압과 고무적층체의 높이변화량을 나타내는 그래프,4 is a graph showing the room pressure and the change in height of the rubber laminate,

제5도는 공기스프링의 높이제어의 태양(態樣)을 나타내는 블록선도,5 is a block diagram showing an aspect of height control of an air spring,

제6도는 공기스프링의 높이제어의 다른 태양을 나타내는 블록선도.6 is a block diagram showing another aspect of height control of an air spring.

Claims (4)

상하에 쌍을 이루는 각각의 면판과, 이들 양면판에 각각의 단부를 기밀하게 연결한 통형 가요성 막체와, 어느 한쪽의 면판에 연결한 고무적층체와, 상하의 면판과 통형 가요성 막체로 구획형성되는 공기실로의 가압공기의 급배구와, 이 급배구를 경유하여 상기 공기실에 대한 가압공기의 급배를 행하는 급배제어수단을 구비하는 공기스프링으로서, 상기 공기실의 내측에서, 어느 한쪽의 면판에 높이센서를 부착하는 동시에, 다른 쪽의 면판에 그 높이센서로부터의 신호를 반사시키는 반사판을 부착하고, 상기 공기실의 내측 또는 외측에 압력센서를 설치하여 이루어지는 공기스프링.Each of the upper and lower pairs of face plates, a cylindrical flexible membrane body each of which is hermetically connected to these double-sided plates, a rubber laminated body connected to one of the face plates, and the upper and lower face plates and the cylindrical flexible membrane body An air spring having a supply / exhaust port of pressurized air to an air chamber and supply / discharge control means for supply / discharge of pressurized air to the air chamber via the air supply port. An air spring formed by attaching a sensor and attaching a reflecting plate to reflect the signal from the height sensor on the other face plate, and providing a pressure sensor inside or outside the air chamber. 상하에 쌍을 이루는 각각의 면판과, 이들 양면판에 각각의 단부를 기밀하게 연결한 통형 가요성 막체와, 어느 한쪽의 면판에 연결한 고무적층체와, 상하의 면판과 통형 가요성 막체로 구획형성되는 공기실로의 가압공기의 급배구와, 이 급배구를 경유하여 상기 공기실에 대한 가압공기의 급배를 하는 급배제어수단을 구비하는 공기스프링에 있어서, 공기실내에 설치한 높이센서로부터의 신호에 의거하여 공기실높이를 구하는 동시에, 공기실의 내측 또는 외측에 설치한 압력센서로부터의 신호에 의거하여 고무적층체의 높이를 구하고, 고무적층체의 이 높이와 상기 공기실높이로부터 공기스프링의 높이를 구하는 것을 특징으로 하는 공기스프링 높이의 측정방법.Each of the upper and lower pairs of face plates, a cylindrical flexible membrane body each of which is hermetically connected to these double-sided plates, a rubber laminated body connected to one of the face plates, and the upper and lower face plates and the cylindrical flexible membrane body An air spring comprising a supply / exhaust port of pressurized air to an air chamber and a supply / discharge control means for supply / discharge of pressurized air to the air chamber via the air supply port, based on a signal from a height sensor installed in the air chamber. To obtain the height of the air chamber and to obtain the height of the rubber laminate on the basis of the signal from the pressure sensor installed inside or outside the air chamber, and to obtain the height of the air spring from this height of the rubber laminate and the height of the air chamber. Air spring height measuring method characterized in that. 상하에 쌍을 이루는 각각의 면판과, 이들 양면판에 각각의 단부를 기밀하게 연결한 통형 가요성 막체와, 어느 한쪽의 면판에 연결한 고무적층체와, 상하의 면판과 통형 가요성 막체로 구획형성되는 공기실로의 가압공기의 급배구와, 이 급배구를 경유하여 상기 공기실에 대한 가압공기의 급배를 하는 급배제어수단을 구비하는 공기스프링에 있어서, 공기실내에 설치한 높이센서로부터의 신호에 의거하여 공기실높이를 구하는 동시에, 공기실의 내측 또는 외측에 설치한 압력센서로부터의 신호에 의거하여 고무적층체의 높이를 구하고, 이 높이와 상기 공기실높이와의 합을 공기스프링의 소요높이와 비교하고, 이 비교결과에 따라서 공기스프링이 소요높이로 될때까지 공기실에 대한 가압공기의 급배를 하는 것을 특징으로 하는 공기스프링 높이의 제어방법.Each of the upper and lower pairs of face plates, a cylindrical flexible membrane body each of which is hermetically connected to these double-sided plates, a rubber laminated body connected to one of the face plates, and the upper and lower face plates and the cylindrical flexible membrane body An air spring comprising a supply / exhaust port of pressurized air to an air chamber and a supply / discharge control means for supply / discharge of pressurized air to the air chamber via the air supply port, based on a signal from a height sensor installed in the air chamber. Calculate the height of the air chamber and obtain the height of the rubber laminate based on the signal from the pressure sensor installed inside or outside the air chamber, and compare the sum of this height and the air chamber height with the required height of the air spring. According to the comparison result, the air spring height of the air spring, characterized in that the supply and pressurized air to the air chamber until the air spring reaches the required height Way. 상하에 쌍을 이루는 각각의 면판과, 이들 양면판에 각각의 단부를 기밀하게 연결한 통형 가요성 막체와, 어느 한쪽의 면판에 연결한 고무적층체와, 상하의 면판과 통형 가요성 막체로 구획형성되는 공기실로의 가압공기의 급배구와, 이 급배구를 경유하여 상기 공기실에 대한 가압공기의 급배를 하는 급배제어수단을 구비하는 공기스프링에 있어서, 공기실내에 설치한 높이센서로부터의 신호에 의거하여 공기실높이를 구하는 동시에, 공기실의 내측 또는 외측에 설치한 압력센서로부터의 신호에 의거하여 고무적층체의 높이를 구하고, 고무적층체이 높이와 공기스프링의 소요높이로부터의 감산치를 상기 공기실높이와 비교하고, 이 비교결과에 따라, 공기실 높이가 상기 감산치로 될때까지, 공기실에 대한 가압공기의 급배를 하는 것을 특징으로 하는 공기스프링의 높이제어방법.Each of the upper and lower pairs of face plates, a cylindrical flexible membrane body each of which is hermetically connected to these double-sided plates, a rubber laminated body connected to one of the face plates, and the upper and lower face plates and the cylindrical flexible membrane body An air spring comprising a supply / exhaust port of pressurized air to an air chamber and a supply / discharge control means for supply / discharge of pressurized air to the air chamber via the air supply port, based on a signal from a height sensor installed in the air chamber. The height of the rubber laminate based on a signal from a pressure sensor installed inside or outside the air chamber, and the subtraction from the height of the rubber laminate and the required height of the air spring. Compared with, and according to the result of the comparison, until the air chamber height becomes the subtracted value, it is characterized in that the supply and pressurization of the pressurized air to the air chamber Height control method of air spring. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950028833A 1994-10-20 1995-09-04 Measuring method and control method of air spring and air spring height KR100344856B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP94-255356 1994-10-20
JP25535694A JP3388912B2 (en) 1994-10-20 1994-10-20 Air spring and method of measuring and controlling height of air spring

Publications (2)

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KR960014710A true KR960014710A (en) 1996-05-22
KR100344856B1 KR100344856B1 (en) 2002-11-23

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100418615B1 (en) * 2001-03-22 2004-02-11 기아자동차주식회사 Air spring auxiliary system for vehicle

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3205286B2 (en) * 1997-09-05 2001-09-04 川崎重工業株式会社 Air spring device for body support
KR100418616B1 (en) * 2001-03-22 2004-02-11 기아자동차주식회사 System for electronically controlling an air spring
GB2406548A (en) * 2003-10-03 2005-04-06 Trelleborg Ab Air suspension system
JP5876815B2 (en) * 2012-11-15 2016-03-02 ボルボトラックコーポレーション Stroke sensor and fluid spring including stroke sensor
JP6486721B2 (en) * 2015-03-03 2019-03-20 株式会社総合車両製作所 Air spring height adjustment device for railcar bogie
CN110608259B (en) * 2019-10-11 2024-06-25 湖南铁路科技职业技术学院 Air spring system capable of conveniently detecting auxiliary spring deformation and detection method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100418615B1 (en) * 2001-03-22 2004-02-11 기아자동차주식회사 Air spring auxiliary system for vehicle

Also Published As

Publication number Publication date
JP3388912B2 (en) 2003-03-24
JPH08121521A (en) 1996-05-14
KR100344856B1 (en) 2002-11-23

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