JPWO2022034820A5 - - Google Patents
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- Publication number
- JPWO2022034820A5 JPWO2022034820A5 JP2022542806A JP2022542806A JPWO2022034820A5 JP WO2022034820 A5 JPWO2022034820 A5 JP WO2022034820A5 JP 2022542806 A JP2022542806 A JP 2022542806A JP 2022542806 A JP2022542806 A JP 2022542806A JP WO2022034820 A5 JPWO2022034820 A5 JP WO2022034820A5
- Authority
- JP
- Japan
- Prior art keywords
- pulley
- tensioner
- belt
- pulleys
- accessory
- 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.)
- Granted
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- 230000005540 biological transmission Effects 0.000 claims 6
- 238000011144 upstream manufacturing Methods 0.000 claims 4
- 238000002485 combustion reaction Methods 0.000 claims 3
- 125000006850 spacer group Chemical group 0.000 claims 2
- 239000007858 starting material Substances 0.000 claims 1
Claims (6)
前記クランク軸と平行に設けられた補機の回転軸に固定された補機プーリと、
前記クランクプーリと前記補機プーリとを含む複数のプーリに巻き掛けられるベルトと、
前記補機プーリの回転軸と平行に延びる揺動軸を中心として揺動可能であって、前記ベルトの循環方向において前記補機プーリを境に一対のテンショナプーリが配置され、前記一対のテンショナプーリを相互に繋ぐ板状のスプリングを有し、前記ベルトに張力を付与するベルトテンショナと、
を備え、
前記一対のテンショナプーリは、その中心が前記ベルトテンショナの揺動軸を通る鉛直方向に延びた線を挟むように設けられ、前記一対のテンショナプーリのいずれか一方が前記ベルトによって弾かれ難くなるように、当該いずれか一方のテンショナプーリの重さがいずれか他方のテンショナプーリの重さよりも重く設定される、
ベルト伝動装置。a crank pulley fixed to the crankshaft of an internal combustion engine;
an auxiliary machine pulley fixed to a rotating shaft of the auxiliary machine provided parallel to the crankshaft;
a belt wound around a plurality of pulleys including the crank pulley and the accessory pulley;
A pair of tensioner pulleys are arranged with the auxiliary pulley as a boundary in the circulation direction of the belt, the pair of tensioner pulleys being swingable about a swing shaft extending parallel to the rotation axis of the accessory pulley. A belt tensioner that has a plate-shaped spring that connects to each other and applies tension to the belt;
with
The pair of tensioner pulleys are provided so that their centers sandwich a vertically extending line passing through the swing axis of the belt tensioner, so that one of the pair of tensioner pulleys is less likely to be flipped by the belt. , the weight of one of the tensioner pulleys is set to be heavier than the weight of the other tensioner pulley;
belt transmission.
請求項１に記載のベルト伝動装置。one of the tensioner pulleys is a tensioner pulley arranged downstream of the accessory pulley in the direction of circulation of the belt;
The belt transmission device according to claim 1.
請求項１又は２に記載のベルト伝動装置。The auxiliary machine is a starter that drives the rotating shaft by supplying electric power when the internal combustion engine is started.
The belt transmission device according to claim 1 or 2.
請求項１から３のいずれか一項に記載のベルト伝動装置。The weight of the tensioner pulley arranged downstream of the auxiliary pulley is adjusted to the above-described weight in the belt circulation direction so that the tensioner pulley arranged downstream of the accessory pulley is less likely to be repelled from the belt in the belt circulation direction. set heavier than the weight of the tensioner pulley arranged on the upstream side of the accessory pulley,
The belt transmission device according to any one of claims 1 to 3.
前記補機プーリから前記下流側プーリまでの前記ベルトの長さは、前記上流側プーリから前記補機プーリまでの前記ベルトの長さよりも長く、
前記いずれか一方のテンショナプーリは、前記補機プーリから前記下流側プーリまでの間に配置される、
請求項１から４のいずれか一項に記載のベルト伝動装置。The plurality of pulleys further includes an upstream pulley provided upstream of the accessory pulley in the belt circulation direction, and a downstream pulley provided downstream of the accessory pulley,
the length of the belt from the accessory pulley to the downstream pulley is longer than the length of the belt from the upstream pulley to the accessory pulley;
one of the tensioner pulleys is disposed between the accessory pulley and the downstream pulley;
A belt transmission device according to any one of claims 1 to 4.
前記一対のテンショナプーリがそれぞれ支持される第１アーム及び第２アームと、
前記内燃機関に固定され、前記第１アーム及び第２アームがそれぞれ回転可能に支持されるハウジングと、
を含み、
前記一対のテンショナプーリは、それぞれ、
プーリ本体と、
前記プーリ本体を前記第１アーム又は前記第２アームに取り付ける締結部材と、
前記プーリ本体と前記締結部材との間に設けられるスペーサと、
を有し、
前記いずれか一方のテンショナプーリの重さが前記いずれか他方のテンショナプーリの重さよりも重くなるように、前記いずれか一方のテンショナプーリの前記スペーサの厚みは前記いずれか他方のテンショナプーリの前記スペーサの厚みよりも厚く設定される、
請求項１から５のいずれか一項に記載のベルト伝動装置。The belt tensioner is
a first arm and a second arm respectively supporting the pair of tensioner pulleys;
a housing fixed to the internal combustion engine and rotatably supporting the first arm and the second arm;
including
Each of the pair of tensioner pulleys:
a pulley body;
a fastening member that attaches the pulley body to the first arm or the second arm;
a spacer provided between the pulley body and the fastening member;
has
The thickness of the spacer of the one tensioner pulley is adjusted so that the weight of the one tensioner pulley is greater than the weight of the other tensioner pulley. is set thicker than the thickness of
A belt transmission according to any one of claims 1 to 5.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020135516 | 2020-08-11 | ||
| JP2020135516 | 2020-08-11 | ||
| PCT/JP2021/028550 WO2022034820A1 (en) | 2020-08-11 | 2021-08-02 | Belt transmission device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2022034820A1 JPWO2022034820A1 (en) | 2022-02-17 |
| JPWO2022034820A5 true JPWO2022034820A5 (en) | 2022-10-24 |
| JP7338795B2 JP7338795B2 (en) | 2023-09-05 |
Family
ID=80247842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022542806A Active JP7338795B2 (en) | 2020-08-11 | 2021-08-02 | belt transmission |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP7338795B2 (en) |
| CN (1) | CN116075656A (en) |
| WO (1) | WO2022034820A1 (en) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE602005018842D1 (en) | 2005-07-14 | 2010-02-25 | Dayco Europe Srl | CLAMPING DEVICE FOR A DRIVE BELT OF A MOTOR VEHICLE |
| DE102008025552B4 (en) | 2008-05-28 | 2020-06-10 | Muhr Und Bender Kg | Belt tensioner for starter-generator application |
| US9133762B2 (en) * | 2009-09-18 | 2015-09-15 | GM Global Technology Operations LLC | Drive belt tensioner for motor generator unit |
| DE102013102562B4 (en) | 2013-03-13 | 2021-05-27 | Muhr Und Bender Kg | Use of a spring in a belt tensioning device, belt tensioning device and assembly arrangement |
| JP6252206B2 (en) * | 2014-01-29 | 2017-12-27 | 株式会社デンソー | Transmission system |
| JP6355192B2 (en) * | 2014-05-29 | 2018-07-11 | ダイハツ工業株式会社 | Internal combustion engine for vehicle |
| US9651122B2 (en) | 2015-02-05 | 2017-05-16 | Gates Corporation | Dual arm tensioner |
| WO2018049521A1 (en) | 2016-09-13 | 2018-03-22 | Litens Automotive Partnership | V tensioner and endless drive arrangement |
| DE102017008443B4 (en) | 2017-09-08 | 2022-07-07 | Volkswagen Aktiengesellschaft | belt starter generator |
| JP2020045990A (en) | 2018-09-19 | 2020-03-26 | トヨタ自動車株式会社 | Belt transmission system |
| JP7205251B2 (en) | 2019-01-25 | 2023-01-17 | スズキ株式会社 | Mounting structure of auto tensioner for vehicle internal combustion engine |
-
2021
- 2021-08-02 WO PCT/JP2021/028550 patent/WO2022034820A1/en active Application Filing
- 2021-08-02 CN CN202180056035.5A patent/CN116075656A/en active Pending
- 2021-08-02 JP JP2022542806A patent/JP7338795B2/en active Active
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