JPS60121357A - Coupling mechanism of high-speed rotor for stored energy - Google Patents
Coupling mechanism of high-speed rotor for stored energyInfo
- Publication number
- JPS60121357A JPS60121357A JP58225416A JP22541683A JPS60121357A JP S60121357 A JPS60121357 A JP S60121357A JP 58225416 A JP58225416 A JP 58225416A JP 22541683 A JP22541683 A JP 22541683A JP S60121357 A JPS60121357 A JP S60121357A
- Authority
- JP
- Japan
- Prior art keywords
- speed
- rotating body
- energy
- engine
- speed rotating
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Classifications
-
- 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
- F16H—GEARING
- F16H33/00—Gearings based on repeated accumulation and delivery of energy
- F16H33/02—Rotary transmissions with mechanical accumulators, e.g. weights, springs, intermittently-connected flywheels
-
- 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
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/08—Prime-movers comprising combustion engines and mechanical or fluid energy storing means
- B60K6/10—Prime-movers comprising combustion engines and mechanical or fluid energy storing means by means of a chargeable mechanical accumulator, e.g. flywheel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Jib Cranes (AREA)
- Retarders (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は、油圧ショベルやクレーンなどに設けられた回
収可能エネルギーを再利用するための蓄エネルギー用高
速回転体に係り、Ｉ￥ｊにこの高速回ｆｔ体のエンジン
、アクチュエータ間の動力連結機構に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a high-speed rotating body for storing energy for reusing recoverable energy provided in a hydraulic excavator, a crane, etc., and includes an engine of this high-speed rotating body, This invention relates to a power coupling mechanism between actuators.
例工は油圧ショベルにおいては、フロントを自由落下で
なく圧力をかけて速度制限しながら降下させる時に、位
置エネルギーから運動エネルギーに変換する際の損失エ
ネルギーが発生し、また、旋回している上部旋回体を停
止させると旋回停止時に慣性エネルギーが発生するので
、これらエネルギーを回収しこれを有効ＶＣ書利用する
ため、蓄エネルギー用の魯速回転体を備えたものが開発
されている。For example, when lowering the front end of a hydraulic excavator while applying pressure and limiting its speed instead of free falling, energy loss occurs when converting potential energy to kinetic energy, and when the upper part is rotating, When the body is stopped, inertial energy is generated when turning and stopping, so in order to recover this energy and use it effectively as a VC, one equipped with a high-speed rotating body for energy storage has been developed.
第１図はかかる高速回転体を備えた従来の動力連結機構
の一例を示す外観図であって、１はエンジン、２はアク
チュエータ、３は歯車伝動装置、４は蓄エネルギー用高
速回転体、５は筒速回転体装爵、６は変速機、７は車体
、８はカバーである。FIG. 1 is an external view showing an example of a conventional power coupling mechanism equipped with such a high-speed rotating body, in which 1 is an engine, 2 is an actuator, 3 is a gear transmission, 4 is a high-speed rotating body for energy storage, and 5 6 is a transmission, 7 is a vehicle body, and 8 is a cover.
エンジン１と歯車伝動装置３は車体７上に支持され、ア
クチュエータである油圧ポンプ・モータ２はこの歯車伝
動装置３を介してエンジン１に連結されている。高速回
転体装置５はフライホイールからなる蓄エネルギー用高
速回転体４といくつかの歯車を内威し、この高速１１転
体装＃５と前記歯車伝動装置３との間には、無段あるい
はクララ、チと歯車列の絹合わせによる何段の変速機６
が設けられている。そして、これら各装置を包囲するよ
うに、前記車体７にはカバー８が取付けられている。The engine 1 and the gear transmission 3 are supported on a vehicle body 7, and the hydraulic pump/motor 2, which is an actuator, is connected to the engine 1 via the gear transmission 3. The high-speed rotary body device 5 includes a high-speed rotary body 4 for storing energy consisting of a flywheel and several gears, and between this high-speed 11 rotary body #5 and the gear transmission device 3, there is a stepless or A multi-speed transmission 6 made by combining Clara, Chi and gear trains.
is provided. A cover 8 is attached to the vehicle body 7 so as to surround each of these devices.
かかる動力連結機構において、回収可能なエネルギーは
油圧ポンプ・モータ２に圧油として回収されたのち、歯
車伝動装置３と変速機６を介して篩速回転体４の回転エ
ネルギーに変換されて蓄えられる。次にこの査エネルギ
ーを再利用する場合は、高速回転体４の回転エネルギー
とエンジンｌのエネルギーの和が歯車伝動装置３を介し
て油圧ポンプ・モータ２に伝わり、圧油となって放出さ
れる。In such a power coupling mechanism, recoverable energy is recovered as pressure oil by the hydraulic pump/motor 2, and then converted into rotational energy of the sieving speed rotating body 4 via the gear transmission 3 and transmission 6 and stored. . Next, when reusing this scanning energy, the sum of the rotational energy of the high-speed rotating body 4 and the energy of the engine 1 is transmitted to the hydraulic pump/motor 2 via the gear transmission 3 and released as pressure oil. .
しかしながら、上記従来の動力連結機構では、歯車伝動
装置３をエンジン１の軸と直角に分岐した軸を備えた構
造にしなくてはならないため」及び歯車伝ｑｔｔＩ装ｆ
ｔ ３とこの歯車伝動装［３の外方に設けた高速回転体
製Ｗ５との間に変速機６を設ける必要があるため、構造
および外観が複雑になるばかりでなく、エンジン１と高
速回転体４の互いの軸心がずれているためねじり振動が
発生し、強度上および騒音上の間踊点となっていた。However, in the above-mentioned conventional power coupling mechanism, the gear transmission 3 must be structured with a shaft branching at right angles to the axis of the engine 1.
Since it is necessary to install the transmission 6 between the gear transmission device [3] and the high-speed rotating body W5 provided outside of the gear transmission [3, the structure and appearance are not only complicated, but also the high-speed rotating body W5 is connected to the engine 1. Since the axes of the bodies 4 are misaligned with each other, torsional vibration occurs, resulting in an intermediate point in terms of strength and noise.
本発明の目的は、上述した従来技術の欠点を除き、構造
が簡単でかつコンパクトでねじり振動を低減することの
できる畜エネルギー用高速回転体の連結機構を礎供する
にある。An object of the present invention is to provide a connection mechanism for a high-speed rotating body for storing energy, which eliminates the drawbacks of the prior art described above, has a simple and compact structure, and is capable of reducing torsional vibration.
この目的を達成するために、本発明は、蓄エネルギー用
高速回転体をエンジンとアクチーエータ間に連結してな
る動力連結糸において、エンジンとアクチュエータ間を
連結する連結軸に遊星歯車変速機の入力軸を直結し、こ
の遊星歯車変速機の出力軸に前記高速（ロ）転体を１匹
結し、この高速回転体を前記連結軸のまわりに軸支した
ことを特徴とする。In order to achieve this object, the present invention provides a power connecting thread in which a high-speed rotary body for storing energy is connected between an engine and an actuator, and an input shaft of a planetary gear transmission is connected to a connecting shaft connecting the engine and the actuator. is directly connected to the planetary gear transmission, one of the high-speed (ro) rotating bodies is connected to the output shaft of the planetary gear transmission, and this high-speed rotary body is pivotally supported around the connecting shaft.
以下、本発明の実施例を図面に基づいて説明する。Embodiments of the present invention will be described below based on the drawings.
第２図は本発明による省エネルギー用高速回転体の連結
機構の要部を示す断面図、第３図は本発明による蓄エネ
ルギー用高速回転体の連結機構の外観図であって、９は
ケース、１ｏは連紹卯１．１１はリングギア、１２は蓄
エネルギー用高速回転体、 １３はサンギア、１４バプ
ラネツトギア、１５ハキヤリア軸、１６は回転速度制御
機であり、第１図に対応する部分には同一符号をつけで
ある。FIG. 2 is a cross-sectional view showing the main parts of a coupling mechanism for a high-speed rotating body for energy saving according to the present invention, and FIG. 3 is an external view of the coupling mechanism for a high-speed rotating body for energy storage according to the present invention, where 9 is a case; 1o is a ring gear, 12 is a high-speed rotating body for storing energy, 13 is a sun gear, 14 is a spring planet gear, 15 is a rear shaft, and 16 is a rotation speed controller. They are given the same sign.
これらの図において、連結装置の外殻を形成するケース
９の両側壁中心位置には連結軸１０が軸支されており、
この連結軸１０Ω一端１０ ａにはエンジン１が連結さ
れており、また、他ＮＡｔｏｂ側には出力歯車１７を介
して油圧ポンプ・モータ２が連結されている。In these figures, a connecting shaft 10 is pivotally supported at the center position of both side walls of a case 9 forming the outer shell of the connecting device.
An engine 1 is connected to one end 10a of this 10Ω connecting shaft, and a hydraulic pump/motor 2 is connected to the other NAtob side via an output gear 17.
リングギア１１とサンギア１３、プラネットギア１４お
よびキャリア軸１５とからなる遊星歯車変速機のうち、
リングギア１１は前記連結ｓ ｔｏ Ｋ一体に設けられ
、サンギア１３には蓄エネルギー用高速回転体１２が直
結されている。この高速回転体１２は慣性能率の大きな
フライホイールなどからなり、前記連結軸１０のまわり
に回転自在に同心軸支されている。Of the planetary gear transmission consisting of a ring gear 11, a sun gear 13, a planet gear 14, and a carrier shaft 15,
A ring gear 11 is provided integrally with the connection S to K, and a high-speed rotating body 12 for storing energy is directly connected to the sun gear 13. This high-speed rotating body 12 is composed of a flywheel or the like having a large inertia coefficient, and is rotatably supported concentrically around the connecting shaft 10.
ｔ ｆ、−、プラネットギア１４の軸心な支持するキャ
リア軸１５には、可変モータとこの可変モータの回転数
を制御する制御回路とからなる回転速度制御機１６が連
結され、この同転速度制御機１６によってキャリア軸１
５の回転速度を制御できるよう匠なっている。t f, -, A rotation speed controller 16 consisting of a variable motor and a control circuit for controlling the rotation speed of the variable motor is connected to the carrier shaft 15 that supports the planet gear 14. The carrier axis 1 is controlled by the controller 16.
It is designed to control the rotation speed of 5.
かかる動力連結系において、エンジン１の動力は連結軸
１０の回転によって油圧ボンダ・モータ２へ伝達さ名、
る。この時、回転速度制御機Ｉｌｌ：よってキャリア軸
１５が所定速度で回転されていると、連結軸１０と一体
のリングギア１１の回転力はサンギア１３に伝達されず
、このためエンジン１の動力は全て油圧ポンプ・モータ
２仙に伝達されて高速回転体１２は回転しない。しかし
ながら、回転速度制御機１６によってキャリア軸１５０
回転速度が次第に遅（なるよう匍］御され、キャリアｌ
ｌｌｌ１１５が自由に回転できないよう固定されると、
リングギア１１の回転力はプラネットギア１４およびサ
ンギア１３を介して高速回転体１２へ伝達され、高速回
転体Ｌ２は次第に高速同転し、高速回転体１２に回転エ
ネルギーを蓄えることができる。In such a power coupling system, the power of the engine 1 is transmitted to the hydraulic bonder motor 2 by the rotation of the coupling shaft 10.
Ru. At this time, if the rotation speed controller Ill: Therefore, the carrier shaft 15 is rotated at a predetermined speed, the rotational force of the ring gear 11 integrated with the connecting shaft 10 is not transmitted to the sun gear 13, and therefore the power of the engine 1 is All the power is transmitted to the hydraulic pump/motor 2, and the high-speed rotating body 12 does not rotate. However, the rotation speed controller 16 causes the carrier shaft 150 to
The rotation speed is gradually slowed down and the carrier l
When lll115 is fixed so that it cannot rotate freely,
The rotational force of the ring gear 11 is transmitted to the high-speed rotating body 12 via the planet gear 14 and the sun gear 13, and the high-speed rotating body L2 gradually rotates at high speed, allowing the high-speed rotating body 12 to store rotational energy.
そこで１例えは油圧ショベルにおいて、フロントの降下
時における位桁エネルギーから運動エネルギーに変換す
る時の速度側？ｌ１１１による損失エネルギー、あるい
は上部旋回体の旋回停止時における慣性エネルギーなど
の回収可能なエネルギーが生じた場合は、このエネルギ
ーを油圧ポンプ・モータ２に圧油として回収し１回転速
度制御磯Ｉ６でキャリア軸１５の回転速度を制御して、
回収可能なエネルギーを高速回転体１２に蓄えておく。So, an example would be in a hydraulic excavator, what is the speed side when converting digit energy into kinetic energy when the front is lowered? If recoverable energy such as lost energy due to l111 or inertial energy when the upper revolving structure stops rotating is generated, this energy is recovered as pressure oil in the hydraulic pump motor 2 and transferred to the carrier by the 1-rotation speed control rock I6. By controlling the rotational speed of the shaft 15,
Recoverable energy is stored in a high-speed rotating body 12.
同様に。Similarly.
ショベルの停止時などの油圧ポンプ・モータ２が仕事を
していない場合も、高速（ロ）転体１２を回転させ、エ
ンジン１の動力を高速回転′体１２Ｖｃ−回転エネルギ
ーとして蓄えておく。Even when the hydraulic pump/motor 2 is not working, such as when the excavator is stopped, the high speed rolling body 12 is rotated and the power of the engine 1 is stored as high speed rotating body 12Vc-rotational energy.
高速回転体１２に蓄えられた回転エネルギーを再利用す
る場合は、高速回転体１２の回転力を遊星歯車変速機を
介して連結軸１０へと伝達し、この高速回転体１２ＯＮ
転エネルギーとエンジン１のエネルギーの相によって連
結軸１ｏを回転させ、油圧ポンプ・モータ２を動作する
。この時、高速回転体１２と遊星歯車変速機とをそれぞ
れの軸心が連結１１４Ｉ１１゜の細心と一致するように
連結軸１０のまわりに設けであるので、高速回転体１２
が高速で回転してもねじり振）ｊｈの発生を抑えること
かでき、また連結装置の形状を簡単でコンパクトにでき
るため、第３図に示すように、かかる連結装置をカバー
８から出張らないよう車体７に搭載することも可能とな
る。When reusing the rotational energy stored in the high-speed rotating body 12, the rotational force of the high-speed rotating body 12 is transmitted to the connecting shaft 10 via the planetary gear transmission, and this high-speed rotating body 12ON
The coupling shaft 1o is rotated by the rotation energy and the energy of the engine 1, and the hydraulic pump/motor 2 is operated. At this time, since the high-speed rotating body 12 and the planetary gear transmission are installed around the connecting shaft 10 so that their respective axes coincide with the connection 114I11°, the high-speed rotating body 12
Since it is possible to suppress the occurrence of torsional vibration (jh) even when the is rotated at high speed, and the shape of the coupling device can be made simple and compact, the coupling device does not protrude from the cover 8 as shown in Fig. 3. It also becomes possible to mount it on the vehicle body 7.
なお、上記実歴ｉ＋ｌＪは連結軸■０とリングギア１１
とを一体とし、キャリア軸１５の回転速度を回転速度制
御機１６で制御するようにしたものについて説明したが
、本発明による遊星歯車変速機の構成はかかる実施例に
限定されるものではなく、連結１１１１１０とキャリア
軸１５とを一体とし、リングギア１１の回転速度を回転
速度制御機１６で制御するようにしても同様の効果を屏
することができる。In addition, the above actual history i+lJ is connecting shaft ■0 and ring gear 11
Although a description has been given of a system in which the rotational speed of the carrier shaft 15 is controlled by the rotational speed controller 16, the configuration of the planetary gear transmission according to the present invention is not limited to this embodiment. The same effect can be obtained even if the connection 111110 and the carrier shaft 15 are integrated and the rotational speed of the ring gear 11 is controlled by the rotational speed controller 16.
さら圧、上記実流例は高速回転体１２の回転エネルギー
とエンジン１のエネルギーとの相で連結軸１０を回転さ
せるものについて説明したか、エンジン１と連結Ｍ １
．０との間にクラッチを介在し、このクラッチを切るこ
とによって、エネルギー回収時は高速回転体１２０回転
速度のみを上昇させてエンジン１の回転速度の上昇を避
けるようにするとともに、放出時ハ扁速回転体１２の基
エネルギーのみを再利用することも可能である。Furthermore, in the above actual flow example, the connection shaft 10 is rotated by the phase of the rotational energy of the high-speed rotating body 12 and the energy of the engine 1.
．． By disengaging this clutch, only the rotational speed of the high-speed rotary body 120 is increased during energy recovery to avoid an increase in the rotational speed of the engine 1. It is also possible to reuse only the basic energy of the fast rotating body 12.
以上説明したように、本発明によれば、エンジンとアク
チュエータ間を連結する連結軸のまわりに蓄エネルギー
用高速回転体と遊星歯車変速機とを同心的に設けたため
、動カ遅結系の構造を簡単にすることができるはかりで
なく、ねじり振動の発生を抑えて強度上、騒音上優れた
連結機構を提供できる。As explained above, according to the present invention, the high-speed rotary body for energy storage and the planetary gear transmission are provided concentrically around the connecting shaft connecting the engine and the actuator, so that the structure of the dynamic force retarding system is achieved. The present invention provides not only a scale that can simplify the process, but also a connection mechanism that suppresses the occurrence of torsional vibration and is superior in terms of strength and noise.
第１図は従来の蓄エネルギー用高速回転体の連結機構を
示す外観図、第２図は本発明にょる釜エネルギー用高速
回転体の連結機構の要部を示す断面図、第３図は本発明
による蓄エネルギー用高速同転体の連結機構を示す外観
図である。
１・・・・・・エンジン、２・・・・・・油圧ポンプ・
モータ（アクチュエータ）、１０・・・・・・連結軸％
１Ｊ・・・・・・リングギア、】２・・・・・・蓄エネ
ルギー用高速＠転体、１３・・団・サンギア、１４・・
団・プラネットギア、１５・旧・・キャリ第１図
■−−−」
第２図
第３図Fig. 1 is an external view showing a conventional coupling mechanism for a high-speed rotating body for energy storage, Fig. 2 is a sectional view showing the main parts of a coupling mechanism for a high-speed rotating body for kettle energy storage according to the present invention, and Fig. 3 is a main part of the coupling mechanism for a high-speed rotating body for storing energy in a kettle according to the present invention. FIG. 3 is an external view showing a connection mechanism of a high-speed corotator for energy storage according to the invention. 1...Engine, 2...Hydraulic pump
Motor (actuator), 10...Connection shaft%
1J... Ring gear, ] 2... High speed @ rolling body for energy storage, 13... Group sun gear, 14...
Group/Planet Gear, 15/Old...Carrie Fig. 1 ■---'' Fig. 2 Fig. 3
Claims (1)
間に連結してなる動力連結系において。 エンジンとアクチュエータ間を連結する連結軸に遊星歯
車変速機の入力軸を直結し、この遊星歯車変速機の出力
軸に前記高速回転体を直結し、この高速回転体を前記連
結軸のまわりに軸支したことを特徴とする蓄エネルギー
用高速回転体の連結機構。[Claims] A power connection system in which a high-speed rotating body for storing energy is connected between an engine and an actuator. The input shaft of the planetary gear transmission is directly connected to the connecting shaft connecting the engine and the actuator, the high speed rotating body is directly connected to the output shaft of the planetary gear transmission, and the high speed rotating body is rotated around the connecting shaft. A connection mechanism for a high-speed rotating body for energy storage, characterized by supporting the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58225416A JPS60121357A (en) | 1983-12-01 | 1983-12-01 | Coupling mechanism of high-speed rotor for stored energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58225416A JPS60121357A (en) | 1983-12-01 | 1983-12-01 | Coupling mechanism of high-speed rotor for stored energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60121357A true JPS60121357A (en) | 1985-06-28 |
Family
ID=16829024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58225416A Pending JPS60121357A (en) | 1983-12-01 | 1983-12-01 | Coupling mechanism of high-speed rotor for stored energy |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60121357A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7376449B2 (en) | 2001-10-03 | 2008-05-20 | Nec Corporation | Slide-type portable communication apparatus |
-
1983
- 1983-12-01 JP JP58225416A patent/JPS60121357A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7376449B2 (en) | 2001-10-03 | 2008-05-20 | Nec Corporation | Slide-type portable communication apparatus |
| US7860540B2 (en) | 2001-10-03 | 2010-12-28 | Nec Corporation | Slide-type portable communication apparatus |
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