TW528833B - Exhaust-gas turbocharger having an emergency oil tank - Google Patents

Exhaust-gas turbocharger having an emergency oil tank Download PDF

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Publication number
TW528833B
TW528833B TW089110962A TW89110962A TW528833B TW 528833 B TW528833 B TW 528833B TW 089110962 A TW089110962 A TW 089110962A TW 89110962 A TW89110962 A TW 89110962A TW 528833 B TW528833 B TW 528833B
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TW
Taiwan
Prior art keywords
oil
exhaust
tank
oil tank
emergency
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Application number
TW089110962A
Other languages
Chinese (zh)
Inventor
Josef Battig
Matthias Kohler
Original Assignee
Asea Brown Boveri
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Publication of TW528833B publication Critical patent/TW528833B/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/18Lubricating arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B39/00Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
    • F02B39/14Lubrication of pumps; Safety measures therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00Pressure lubrication
    • F01M1/12Closed-circuit lubricating systems not provided for in groups F01M1/02 - F01M1/10
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/02Arrangements of lubricant conduits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02CGAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C6/00Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
    • F02C6/04Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output
    • F02C6/10Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output supplying working fluid to a user, e.g. a chemical process, which returns working fluid to a turbine of the plant
    • F02C6/12Turbochargers, i.e. plants for augmenting mechanical power output of internal-combustion piston engines by increase of charge pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00Application
    • F05D2220/40Application in turbochargers

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Supercharger (AREA)

Abstract

The object of the invention is to provide an emergency oil tank which is arranged in the bearing housing of an exhaust-gas turbocharger and has a simple and cost-effective feed arrangement for the lubricating oil. To this end, the oil feed (8) connected to a lubricating-oil reservoir (10) via a feed line (9) is arranged in the interior of the bearing housing (5) and is connected to the feed line (9) below the shaft axis (3).

Description

528833 案號 89110962528833 Case number 89110962

_E 曰 修正 之潤 因此 原以 保持 輪增 ,與 需之 之緊 重工 器大 乃是 接至 等到 供排 軸承 器在 可及 本提 滿輪 有之 轉軸 如申請專利範圍第1項之排氣渦輪 滑位置 若為防 1¾速施 有潤滑 壓器外 排氣滿 潤滑油 急油槽 業股份 修程序 經過一 管路, 排氣渴 氣渦輪 箱必須 運轉時 性必需 高,同 增壓器 缺點, 箱内, 裝置於軸 有限公司 ,第4頁| 止回閥及 至於給油 輪增壓器 增壓器適 使工作人 必須與其 透過較特 時也必須 失去原有 此一發明 並搭配了 五、發明說明(1) 本發明係有關此一種 增壓器緊急油槽。 通常排氣渦輪增壓器 内燃機潤渦油所提供。 提供而造成裝備損壞, 必須在一段時間内仍能 油槽必須裝置於排氣渦 路或支官路之設計’即 ,串聯或併聯方式提供所 此一排氣渦輪增壓器 首次揭露於Mitsubishi 版之MET 83SD渦輪增壓 位於主管路,而潤滑油 槽上之給油管路並再連 穿越於轉軸箱之外側, 能安裝。因此,必須提 一方面,在這個區域之 測。由於排氣渦輪增壓 離,所以管路之支撐及 設。如此將使得製造成 之空間,終究造成排氣 效果。為了避免以上所 置於排氣渦輪增壓器之 潤滑油輸送系統。 為避免所有這些缺點 是由連接至該增壓器之 止潤滑油萬一無法順利 轉之排氣渦輪增壓器, 油之供應。因此,緊急 部或内部,並藉由主管 輪增壓器之潤滑位置成 承箱之設計, 1 9 9 6年元月出 >該緊急油槽 附接在緊急油 管及管路因係 安裝完成後才 當之支撐。另 員便於操作量 所處之環境隔 殊之設計來佈 增加整體結構 競爭優勢之反 便將緊急油槽 簡單且經濟之 本發明目的即在提供一種緊急油_E The reason for the amendment is to maintain the increase of wheels, and the need for heavy industrial machinery is to wait until the supply and exhaust bearings are accessible to the shaft of the full wheel, such as the exhaust turbine of the scope of the patent application If the slip position is to prevent 1¾-speed application, the exhaust pressure of the compressor is exhausted and the oil is exhausted. The repair process of the oil tanker passes through a pipeline. The exhaust gas turbine must be operated with high timeliness, which has the same disadvantages as the supercharger. , Installed in Shaft Co., Ltd., page 4 | The check valve and the supercharger for the tanker turbocharger are suitable for workers to lose their original invention when they pass through it. 1) The present invention relates to an emergency oil tank of such a supercharger. Exhaust turbochargers are usually provided by worm oil for internal combustion engines. The equipment damage caused by the supply must be able to be installed for a period of time. The oil tank must be installed in the exhaust vortex or branch circuit design. That is, the exhaust turbocharger provided in series or parallel is first disclosed in the Mitsubishi version. The MET 83SD turbocharger is located on the main pipe, and the oil supply line on the lubricating oil tank is connected to the outside of the shaft box and can be installed. Therefore, on one hand, it is necessary to measure in this area. Because the exhaust turbocharger is separated, the support and design of the pipeline. This will make the manufactured space into the exhaust effect after all. In order to avoid the above-mentioned lubricant delivery system of the exhaust turbocharger. To avoid all of these disadvantages is the supply of oil to the exhaust turbocharger in case the lubricating oil connected to the supercharger fails to turn smoothly. Therefore, the emergency department or the interior, and the design of the bearing box by the lubrication position of the supercharger of the main wheel, will be released in January 1996. The emergency oil tank is attached after the emergency oil pipe and pipeline are installed. Talented support. It is easy to operate, and the environment is located in a special design to increase the overall structure. In contrast to competitive advantages, the emergency oil tank is simple and economical. The purpose of the present invention is to provide an emergency oil tank.

O:\64\64257.ptc 第4頁 528833 _案號89110962_年月日__ 五、發明說明(2) 槽,配置在排氣渦輪增壓器之軸承箱内,且具有簡單而低 一成本之潤滑油供給配置。 本發明如申請專利範圍第1項所述,該給油經由軸承箱 内部之給油管路連接至潤滑油槽,並連接至軸心下方之給 油管路。 由於與軸承箱結合在一起之給油管連接至緊急油槽,其 管路位於軸心下方並連接至給油管路系統,故在排氣渦輪 增壓器上方無須為給油管路增加額外之空間及配送之相關 ..支撐。另外,由於實際上無須支撐,無須鑽過分隔夾層, 此將使排氣渦輪增壓器安裝成本大幅下降。同樣地,安裝 於軸承箱之量測接頭不是給油管路之部分,因此將有助於 一工作人員輕易地進行量測及監視。潤滑油隨給油系統進入 軸承箱之軸心下方,由於進油-位置高於回油位置,回油最 後會集中於軸承箱之底部。如此便使得進油及回油管路非 常簡單連接至排氣渦輪增壓器外之潤滑油槽。如此之連接 不僅裝置容易,而且比兩根不同管路更為堅固。 給油系統基本上由管路與軸承箱合鑄而成或於轴承箱内 部直接鑽過形成管路,如此使得能簡單而且可以很經濟地 ,製造。 支油管安裝於軸承箱内並連接至緊急油槽較為有利,由 於該支油管提供第二次進油,故其安裝於排氣渦輪增壓器 轉軸之任一兩側。當第二次回油形成在軸承箱之最底部, 第二次進油直接位於第二次回油之上方。然而緊急油槽均 必須透過兩種管路之一及接管與潤滑油槽相連。 由於本發明之第二次給油管設計和裝置方式,依實際狀O: \ 64 \ 64257.ptc Page 4 528833 _Case No. 89110962_ Year Month Day__ V. Description of the invention (2) The groove is arranged in the bearing box of the exhaust turbocharger, and has a simple and low Cost of lubricant supply configuration. According to the present invention, as described in item 1 of the scope of the patent application, the oil supply is connected to the lubricating oil tank through an oil supply line inside the bearing box, and is connected to the oil supply line below the shaft center. Because the oil supply pipe integrated with the bearing box is connected to the emergency oil tank, its pipeline is located below the shaft center and connected to the oil supply pipeline system, so there is no need to add extra space and distribution for the oil supply pipeline above the exhaust turbocharger. Related .. Support. In addition, since there is virtually no need for support and no need to drill through the separation interlayer, this will greatly reduce the installation cost of the exhaust turbocharger. Similarly, the measurement joint installed in the bearing housing is not part of the oil supply pipe, so it will help a worker to easily perform measurement and monitoring. The lubricating oil enters the shaft center of the bearing box with the oil supply system. Since the oil inlet position is higher than the oil return position, the oil return will be concentrated at the bottom of the bearing box. This makes it very easy to connect the oil inlet and return lines to the lubricant tank outside the exhaust turbocharger. This connection is not only easy to install, but also more robust than two different pipes. The oil supply system is basically formed by co-casting the pipeline with the bearing box or drilling directly inside the bearing box to form the pipeline, which makes it simple and economical to manufacture. It is advantageous to install the oil branch pipe in the bearing box and connect it to the emergency oil tank. Since the oil branch pipe provides the second oil inlet, it is installed on either side of the exhaust turbocharger shaft. When the second oil return is formed at the bottom of the bearing box, the second oil return is directly above the second oil return. However, the emergency oil sump must be connected to the lubricating oil sump through one of the two lines and the connection. Due to the design and installation of the second oil supply pipe of the present invention,

O:\64\64257.ptc 第5頁 528833 _案號 89110962_年月日__ 五、發明說明(3) 況,連接排氣渦輪增壓器之一側或另外一側至潤滑油槽是 可能的。 若止回閥裝置於兩種給油管上或裡面,將因為每一個給 油管都有止回閥,即可避免被動油供給變成主動油供給之 故障情形。 - 最後,内燃機之潤滑油箱連接至排氣渦輪增壓器,主要 是取潤滑油槽安裝於排氣渦輪增壓器外側之利。 本發明之兩個實施例如圖所示,該圖顯示將排氣渦輪增 ..壓器連接至内燃機: 圖1顯示排氣渦輪增壓器連接至内燃機之先前技術的示 意圖; 圖2顯示排氣渦輪增壓器軸承箱内具有本發明之循環管 路之橫切面; - 圖3為以圖2表示本發明第二實施例之情形。 這些圖式僅顯示之重要元件以便了解,例如排氣渦輪增 壓器之壓縮機及增壓機即未畫出。另以箭頭表示工作介質 之流向。 排氣渦輪增壓器1主要包含了一部由一共用軸2帶動之壓 -縮機未晝出,和一部增壓機同樣未晝出,其各自安裝在一 殼體内。軸線3以水平方向通過轴2運轉,軸2係以所謂内 軸承配置的方式支撐,即,軸2係以位於壓縮機及增壓機 間之對應軸承4所支撐;而於壓縮機及增壓機間之轴2則帶 動位於壓縮機及增壓機間之軸承箱内5的軸承4。 圖1以示意的方式顯示早期排氣渦輪增壓器1連接至内燃 機6,兩者在圖上之大小比例與實際不同。軸承箱5内之緊O: \ 64 \ 64257.ptc Page 5 528833 _Case No. 89110962_ Year Month Day__ V. Description of the invention (3) In the case, it is possible to connect one side or the other side of the exhaust turbocharger to the lubricant tank. of. If the check valve is installed on or inside the two kinds of oil supply pipes, because each oil supply pipe has a check valve, it can avoid the failure situation that the passive oil supply becomes the active oil supply. -Finally, the lubricating oil tank of the internal combustion engine is connected to the exhaust turbocharger, mainly because the lube tank is installed outside the exhaust turbocharger. Two embodiments of the present invention are shown in the figure, which shows an exhaust turbocharger connected to an internal combustion engine: FIG. 1 shows a schematic diagram of the prior art in which an exhaust turbocharger is connected to an internal combustion engine; FIG. 2 shows an exhaust The turbocharger bearing box has a cross section of the circulation pipeline of the present invention;-Fig. 3 shows a second embodiment of the present invention with Fig. 2. These figures only show important components for understanding, such as the compressor and turbocharger of the exhaust turbocharger are not shown. The arrows indicate the flow of working medium. The exhaust turbocharger 1 mainly includes a pressure-shrinker driven by a common shaft 2 and has not been out of the day. It is also the same as a supercharger. It is installed in a casing. The axis 3 runs in the horizontal direction through the shaft 2. The shaft 2 is supported by a so-called internal bearing arrangement, that is, the shaft 2 is supported by a corresponding bearing 4 located between the compressor and the turbocharger; The shaft 2 in the machine room drives the bearing 4 in the bearing box 5 located between the compressor and the supercharger. Fig. 1 schematically shows that an early-stage exhaust turbocharger 1 is connected to an internal combustion engine 6, and the size ratio of the two in the figure is different from the actual one. Tighten inside bearing box 5

O:\64\64257.ptc 第6頁 528833 曰 89110962 修正 五、發明說明(4) 急油槽7位於其上方位置,該 Ϊ ^ 11 26 " ^ ^ 2 ^ 油官8纹由法蘭丨丨連接至給油管路9, 按此一配置給 急油槽7。於給油管路9上安裝有輸油蓋12接至緊 ;ΓΐΓ14。供應管路15形成及且緊給^ 間。另外,回油16和16,被設置在轉 油槽7之 承箱5之最底部。但是口 ,軸相内軸2之兩邊上軸 燃機6之潤滑油样丨〇^ J 6疋經由回流管路丨7到 伸至緊急油槽7中。二二,,、端部具有一活門裝置20, 間2 1 。 八另一為則開放至軸承箱5内之自由空 動* ^ Μ 6垃運★轉時,丨排放#氣通過滿輪機並使其轉 Ϊ二ίΪί;經由軸2驅動與其連接之壓縮機。空氣經 Γ獻、/ t ‘後經由管路未畫出送至内燃機6並藉此對1 Γ:!二ί將ΐ加其輸出。在運轉當中軸2及整組馬達i 成θ $ 極向之·圓周速度。為大幅減少可能產生之摩 f ’於’、、轉過程中持續提供軸2已潤滑油2 2 ;該潤滑油2 2 藉由輸送馬達1 3由内燃機6之潤滑油槽1 0經給油管路8,9進 入緊急油槽7,再經供應管路1 5送至軸承4。在此一狀況 下’緊急油槽7位於主管路上,也因此持續承受壓力。潤 ΐ油2 2 ^流向從轴承4開始,然後經由回油1 6,再經回流 官路1 7最後回到内燃機6之潤滑油槽1 〇。 假設内燃機6之潤滑油無法順利供應,則緊急油槽7之油 位即下,^如此緊急油槽7所空出之空間,將被由軸承箱5 經由排氣管1 9及活門裝置2 0進入的空氣所充滿。另給油系O: \ 64 \ 64257.ptc Page 6 528833 891891962 Amendment V. Description of the Invention (4) The emergency oil tank 7 is located above it. This ^ ^ 11 26 " ^ ^ 2 ^ Oil officer 8 pattern by flange 丨 丨Connect to the oil supply line 9 and follow this configuration to the emergency oil tank 7. An oil delivery cap 12 is installed on the oil supply pipeline 9 and is connected tightly; ΓΐΓ14. The supply line 15 is formed and tightly spaced. In addition, the return oil 16 and 16 are provided at the bottom of the tank 5 of the oil transfer tank 7. However, the lubricating oil sample of the gas turbine 6 on the two sides of the shaft 2 in the shaft phase, and the J 6 疋 extends into the emergency oil tank 7 through the return line 7. Two two, one end has a shutter device 20, two 21. The other one is the free air movement that is open to the bearing box 5 * ^ 6 When transporting, the 丨 discharge # gas passes through the full turbine and makes it rotate. Second, the compressor connected to it is driven via the shaft 2. The air is sent to the internal combustion engine 6 via Γ, / t ′ and is not drawn through the pipeline, and thus 1 Γ:! 2 will be added to its output. During operation, the shaft 2 and the entire group of motors i have θ $ polar direction and peripheral speed. In order to significantly reduce the friction that may occur, the shaft 2 has been provided with lubricating oil 2 2 during the rotation; the lubricating oil 2 2 is transported by the motor 1 3 from the lubricating oil tank 10 of the internal combustion engine 6 through the oil supply line 8 , 9 enters the emergency oil tank 7 and is sent to the bearing 4 through the supply line 15. In this situation, the 'emergency oil tank 7 is located on the main road, and therefore continuously under pressure. The flow direction of the lubricating oil 2 2 starts from the bearing 4, and then returns to the oil 16, and then returns to the lubricating oil tank 10 of the internal combustion engine 6 through the returning flow path 17. Assuming that the lubricating oil of the internal combustion engine 6 cannot be smoothly supplied, the oil level of the emergency oil tank 7 will be lowered, so the space vacated by the emergency oil tank 7 will be entered by the bearing box 5 through the exhaust pipe 19 and the valve device 20. The air is full. Another oil system

528833 案號 89110962 年 月 曰 修正 五、發明說明(5) 統8上之止回閥1 4用以防止潤滑油2 2回流。排氣渦輪增壓 器1軸承點之潤滑油供給因此仍可確保,直到在緊急槽内 之潤滑油2 2被用完。經由此一運作過程,排氣渦輪增壓器 1將會自動關閉或因潤滑油2 2正常供應時而回復正常;如 此排氣渦輪增壓器1將不會因潤滑油2 2缺乏而故障。 此一發明之原始設計,給油管8不同於先前裝設於轴承 箱5外面,而是裝置於軸承箱5内部,在連接至軸心3下方 之給油管路9。於是管路2 3便鑽過軸承箱5。進油2 4經由給 油管8進入軸承箱5,進油2 4便於軸心3下方且藉由給油管 路9向外連接。如此進油2 4便位於軸承箱5最底部之回油1 6 之上方。(如圖2) 而進一步之設計理念及其功能與先前之原始設計是相同 的,即回油1 6經由回油管路連-接至内燃機6之潤滑油槽 1 0,其設計為機油箱6之形式。為結合給油管8與軸承箱5 系統,便將給油管8緊密焊接於排氣渦輪增壓器1外側使結 構空間減到最少,也因此無須額外支架來支撐油管及破壞 隔離夾層未晝出之設計。 在此配置中,給油管8 ’置於軸承箱5内其為給油管8之第 二組,各給油管8,8 ’各有一活門1 4,1 4 ’,藉以管制其與緊 急油槽7之連接;該兩組給油管8,8 ’由適當形狀之管路2 5 構成,並與軸承箱5鑄成一體。第二組給油管8 ’同樣連接 至緊急油槽7並供第二次的進油24’ 。(如圖3所示) 在如此一個設計,給油管8及8 ’位於排氣渦輪增壓器1軸 2之兩側。至於第二次回油1 6 ’則會進入軸承箱5内最低之 部位。而第二次進油2 4 ’之位置則位於第二次回油1 6 ’之上No. 528833 Case No. 89110962 Month, Amendment V. Description of the Invention (5) The check valve 14 on the system 8 is used to prevent the lubricating oil 2 2 from flowing back. The supply of lubricant to the bearing points of the exhaust turbocharger 1 can therefore be ensured until the lubricant 22 in the emergency tank is used up. After this operation process, the exhaust turbocharger 1 will automatically shut down or return to normal due to the normal supply of the lubricant 2 2; thus, the exhaust turbocharger 1 will not malfunction due to the lack of the lubricant 2 2. In the original design of this invention, the oil supply pipe 8 is different from the external installation of the bearing box 5 previously, but is installed inside the bearing box 5 and connected to the oil supply pipe 9 below the shaft center 3. Then the pipeline 2 3 is drilled through the bearing housing 5. The oil inlet 2 4 enters the bearing housing 5 through the oil supply pipe 8. The oil inlet 2 4 facilitates the connection below the shaft center 3 and is outwardly connected by the oil supply pipe 9. In this way, the oil inlet 2 4 is located above the oil return 16 at the bottom of the bearing housing 5. (Figure 2) The further design concept and its function are the same as the original design, that is, the oil return 16 is connected to the lubricating oil tank 10 of the internal combustion engine 6 through the oil return line, and it is designed as the oil tank 6 form. In order to combine the oil supply pipe 8 and the bearing box 5 system, the oil supply pipe 8 is tightly welded to the outside of the exhaust turbocharger 1 to reduce the structural space to a minimum. Therefore, no additional bracket is needed to support the oil pipe and damage the isolation interlayer design. In this configuration, the oil supply pipe 8 ′ is placed in the bearing housing 5 and is the second group of the oil supply pipe 8, and each of the oil supply pipes 8, 8 ′ has a valve 1 4, 1 4 ′ to control its connection with the emergency oil tank 7. The two sets of oil supply pipes 8 and 8 ′ are composed of appropriately shaped pipes 2 5 and are integrally formed with the bearing housing 5. The second group of oil feeding pipes 8 'is also connected to the emergency oil tank 7 and provides a second oil inlet 24'. (As shown in Fig. 3) In such a design, the fuel supply pipes 8 and 8 'are located on both sides of the shaft 2 of the exhaust turbocharger 1. As for the second oil return 16 ', it will enter the lowest part of the bearing housing 5. The position of the second oil injection 2 4 ′ is above the second oil return 1 6 ′.

O:\64\64257.ptc 第8頁 528833 案號 89110962 曰 修正 五、發明說明(6) 方。緊急油槽7則僅藉由連接給油管9通往内燃機6之潤滑 油槽10 ;封蓋18’也較原始設計大,該封蓋18’同時封住第 一次回油1 6及第一次進油2 4。 潤滑油進入軸承4方式與原始設計是必要且相同的,而 給油管8不連接至内燃機6之潤滑油槽1 0,但是藉由止回閥 1 4與緊急油槽7隔離。根據實際設計,内燃機6之潤滑油槽 10與另一端之軸承箱5連接,故進油24乃是自給油管8進 入;而封蓋1 8 ’則必須用以封閑第二次回油1 6 ’及第二次進 油2 4 ’ 。此設計之潤滑油2 2自軸承4流出後,即經過第一次 回油1 6流回潤滑油槽1 0此(未標明於圖例上)。 兩組給油管8及8 ’與第一實施例中之給油管8相同,都必 須鑽入軸承箱5 ;不同的是第一實施例中給油管8可能另有 一根管子與軸承箱5 —體鑄造在其内。同樣地,緊急油槽 不但配置在第一次潤滑油進出之設計亦配置在第二次潤滑 油進出之設計内(未圖示)。 標示說明 排氣渦輪增壓器 軸 軸心 4.軸承 軸承箱 内燃機 緊急油槽 給油管 給油管路O: \ 64 \ 64257.ptc Page 8 528833 Case No. 89110962 Amendment V. Description of Invention (6) Fang. The emergency oil tank 7 is only connected to the oil tank 10 of the internal combustion engine 6 by connecting the oil supply pipe 9; the cover 18 'is also larger than the original design, and the cover 18' simultaneously seals the first oil return 16 and the first oil inlet. Oil 2 4. The way in which the lubricant enters the bearing 4 is necessary and the same as the original design, and the oil supply pipe 8 is not connected to the lubricating oil tank 10 of the internal combustion engine 6, but is isolated from the emergency oil tank 7 by the check valve 14. According to the actual design, the lubricating oil tank 10 of the internal combustion engine 6 is connected to the bearing box 5 at the other end, so the oil inlet 24 is entered from the oil supply pipe 8; and the cover 18 'must be used to seal off the second oil return 16' and The second oil injection 2 4 ′. After the lubricating oil 2 2 of this design flows out from the bearing 4, it returns to the lubricating oil tank 10 after the first oil return 16 (not marked on the legend). The two sets of oil supply pipes 8 and 8 ′ are the same as the oil supply pipe 8 in the first embodiment, and must be drilled into the bearing box 5; the difference is that the oil supply pipe 8 in the first embodiment may have another pipe and the bearing box 5 — The body is cast in it. Similarly, the emergency oil tank is not only arranged in the design of the first lubricating oil in and out, but also in the design of the second lubricating oil in and out (not shown). Labeling Exhaust Turbocharger Shaft Shaft Center 4. Bearing Bearing Box Internal Combustion Engine Emergency Oil Tank Oil Pipe Oil Pipe

O:\64\64257.ptc 第9頁 528833 案號 89110962 曰 修正 五、發明說明(7) 1 0 .潤滑油槽 1 1.法蘭、凸緣 1 2.箱蓋 1 3 .輸送馬達 1 4.止回閥 1 5 .供應管路 1 6.回油 1 7 .回流管路 1 8.封蓋 1 9.排氣管 2 0 .阻氣裝置 2 1.自由空間 2 2.潤滑油 23.管路 2 4.進油 25.管 2 6 機油箱 8 ’ 給油管 1 4 ’止回閥 1 6 ’第二次回油 1 8’封蓋 2 4 ’第二次進油O: \ 64 \ 64257.ptc Page 9 528833 Case No. 89110962 Amendment V. Description of Invention (7) 1 0. Lubricant tank 1 1. Flange, flange 1 2. Box cover 1 3. Conveying motor 1 4. Check valve 1 5. Supply line 1 6. Oil return 1 7. Return line 1 8. Cover 1 9. Exhaust pipe 2 0. Gas blocking device 2 1. Free space 2 2. Lubricant 23. Tube Road 2 4. Oil inlet 25. Pipe 2 6 Engine oil tank 8 'Fuel pipe 1 4' Check valve 1 6 'Second oil return 1 8' Cap 2 4 'Second oil inlet

O:\64\64257.ptc 第10頁 528833 _案號89110962_年月日_修正 圖式簡單說明O: \ 64 \ 64257.ptc Page 10 528833 _Case No. 89110962_Year Month Day_Amendment

O:\64\64257.ptc 第11頁O: \ 64 \ 64257.ptc Page 11

Claims (1)

528833 案號 89110962 曰 修正 六、申請專利範圍 軸承箱(5 )之最底部;第二次進油(2 4 ’)則是位於第二次回 油(1 6 ’)之上方。 8. 如申請專利範圍第7項之排氣渦輪增壓器,其特徵在 兩組給油管(8,8 ’)各有一個止回閥(1 4,1 4 ’)。 9. 如申請專利範圍第1項之排氣渦輪增壓器,其特徵在 連接至排氣渦輪增壓器(1 )之内燃機(6 )機油箱(2 6 ),被設 計成配置在排氣渦輪增壓器(1 )外之潤滑油槽(1 〇 )。528833 Case No. 89110962 said Amendment 6. Scope of patent application The bottom of the bearing box (5); the second oil injection (2 4 ′) is located above the second oil return (1 6 ′). 8. The exhaust turbocharger of item 7 in the scope of patent application is characterized in that each of the two sets of fuel supply pipes (8, 8 ') has a check valve (14, 1 4'). 9. The exhaust turbocharger according to item 1 of the patent application, characterized in that the internal combustion engine (6) oil tank (2 6) connected to the exhaust turbocharger (1) is designed to be arranged in the exhaust Lubricant tank (10) outside the turbocharger (1). O:\64\64257.ptc 第13頁O: \ 64 \ 64257.ptc Page 13
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