WO2008019551A1 - Side cover of vertical diesel engine - Google Patents

Side cover of vertical diesel engine Download PDF

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Publication number
WO2008019551A1
WO2008019551A1 PCT/CN2007/001077 CN2007001077W WO2008019551A1 WO 2008019551 A1 WO2008019551 A1 WO 2008019551A1 CN 2007001077 W CN2007001077 W CN 2007001077W WO 2008019551 A1 WO2008019551 A1 WO 2008019551A1
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WO
WIPO (PCT)
Prior art keywords
side cover
diesel engine
vertical diesel
cover body
vertical
Prior art date
Application number
PCT/CN2007/001077
Other languages
French (fr)
Chinese (zh)
Inventor
Henglin Xiao
Original Assignee
Wuxi Kipor Power Co., Ltd
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.)
Filing date
Publication date
Application filed by Wuxi Kipor Power Co., Ltd filed Critical Wuxi Kipor Power Co., Ltd
Publication of WO2008019551A1 publication Critical patent/WO2008019551A1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00—Air cooling
    • F01P1/02—Arrangements for cooling cylinders or cylinder heads, e.g. ducting cooling-air from its pressure source to cylinders or along cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00—Air cooling
    • F01P2001/005—Cooling engine rooms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
    • F01P5/06—Guiding or ducting air to, or from, ducted fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0065—Shape of casings for other machine parts and purposes, e.g. utilisation purposes, safety
    • F02F7/0073—Adaptations for fitting the engine, e.g. front-plates or bell-housings
    • F02F2007/0075—Front covers

Definitions

  • the invention relates to a side cover of a vertical diesel engine, in particular to sealing a vertical diesel crankshaft housing and supporting a crankshaft; and at the same time, it has the function of a cooling system of a power generation unit; and belongs to the field of power devices.
  • the forced air-cooled vertical diesel digital power generation unit requires sufficient ambient temperature air to cool the hot and concentrated parts, such as the cylinder block, cylinder head, lubricating oil casing, exhaust pipe, silencer, etc. of the vertical diesel engine. Only fully cool the above parts, especially the exhaust pipe and the muffler. The temperature is the highest in the power generation unit, and the heat is very large. It needs to be dissipated in time to prevent the overall temperature of the power generation unit from rising. Ensure long-term reliable operation of the entire power generation unit.
  • the exhaust pipe of the diesel power generation unit is generally long and the muffler is generally far away from the vertical diesel engine, and is naturally air-cooled, or insulated and wrapped with heat insulation material to make The temperature of the power generation unit does not increase too much.
  • neither of the above methods can guarantee that the temperature of the power generation unit does not rise, and the increase of the temperature of the power generation unit causes a series of problems: such as a decrease in output power and a dilution of the lubricating oil. Causes poor lubrication, unstable electrical and electronic components, softening of the wires, and failure.
  • the object of the present invention is to overcome the above-mentioned deficiencies, thereby providing a function of sealing a crankcase of a vertical diesel engine and supporting a crankshaft; and simultaneously functioning as a collecting duct of a cooling unit of a power generating unit;
  • the upper part is a collecting duct, and the middle part and the lower part cooperate with the body to close the vertical diesel engine crankcase, store lubricating oil and support the crankshaft;
  • the lower part is a collecting duct, and the side cover surrounds the convex part to form a collecting duct;
  • the vertical solution of the vertical diesel engine cylinder head, the cooling air of the cylinder block and the lubricating oil case, and the cooling of the exhaust pipe and the muffler to realize the cooling of the cooling portion of the heat generating portion of the power generating unit is the main solution of the present invention.
  • Realized - the side cover body of the present invention is provided with a hole as an upper collecting duct, and the opening shape is matched with the upper cylinder block and the cylinder head air passage of the vertical diesel engine, and the joint opening and the upper air guiding plate are formed for engaging the collecting duct, Left air deflector, The right air deflector is engaged.
  • the upper collecting duct is formed into a single hole or a combination of two or more holes.
  • the lower portion of the side cover body of the present invention is provided with a hole for engaging the lower air guide plate of the vertical diesel engine as a lower collecting duct.
  • the lower collecting duct has a rectangular hole shape or an elliptical shape.
  • peripheral protrusions of the side cover of the present invention also constitute a collecting duct, which is engaged with the muffler rear cover to form a circulating cooling chamber of the muffler.
  • the convex end surface of the side cover body of the present invention is provided with an engaging opening, which is specially designed for engaging the muffler rear cover, and also has a screw hole lap.
  • the side cover body of the invention is provided with a crankshaft bearing seat hole for supporting the vertical diesel engine crankshaft;
  • the side cover surface of the side cover body of the invention is a plane, and the shape is matched with the vertical diesel engine case body, wherein the positioning pin hole is provided, and the positioning pin is fastened to the vertical diesel engine body through the screw hole through the positioning pin, and is constructed a crankcase of a sealed vertical diesel engine for storing lubricating oil;
  • the invention has the advantages of simple structure, compactness and reasonable arrangement; the function of sealing the crankcase of the vertical diesel engine and supporting the crankshaft; and the function of collecting the air passage of the cooling system of the power generation unit; and cooperating with the body to function as a closed vertical diesel engine crankshaft
  • the box body, the storage of lubricating oil and the function of supporting the crankshaft; the cooling air of the cylinder head, the cylinder block and the lubricating oil shell of the vertical diesel engine can be assembled, and the exhaust pipe and the muffler are cooled, thereby realizing the cooling air to the heat generating part of the power generating unit.
  • Step cooling can reduce the power consumed by the vertical diesel cooling fan, and save energy; Because it is made of aluminum alloy or magnesium alloy, it is light in weight, good in processability, beautiful in appearance and convenient to use.
  • Figure 1 is a front elevational view of the structure of the present invention.
  • Figure 2 is a side view of the structure of the present invention.
  • Figure 3 is a rear elevational view of the structure of the present invention.
  • Figure 4 is a bottom plan view of the structure of the present invention.
  • Fig. 5 is an exploded view showing the state of use of the structure of the present invention.
  • Fig. 6 is a schematic view showing the longitudinal structure of the power generating unit in the structural use state of the present invention.
  • Fig. 7 is a schematic view showing the lateral structure of the power generating unit in the structural use state of the present invention.
  • the side cover body 8 of the invention is made of aluminum alloy or magnesium alloy, and has the advantages of light weight, good workmanship and high aesthetics.
  • the side cover surface 17 is a flat surface and is shaped to match the vertical diesel casing body 3.
  • the pin hole 21 is fastened to the vertical diesel casing body 3 through a locating pin and bolted through the provided screw hole 20, and is sealed with a gasket to form a crankcase of the sealed vertical diesel engine, and is lubricated. Oil;
  • a crankcase hole 22 is provided in the side cover body 8 to support the vertical diesel engine crankshaft 12.
  • a large hole is formed in the middle of the upper portion of the side cover body 8 as an upper collecting duct hole 23, and the opening shape thereof is matched with the upper cylinder block and the cylinder head air passage of the vertical diesel engine.
  • the upper collecting duct 23 may be formed as a single hole or a combination of two or more holes.
  • the joint opening 19 is formed on the side cover body 8, and is engaged with the upper air deflector 4 and the left and right wind deflecting plates 5, 6; the lower portion is provided with a small hole 24, and the smaller hole 24 is provided.
  • the duct hole is joined to the lower diesel air deflector 7 as a lower collecting duct.
  • the lower collecting duct 24 has a rectangular hole shape or an elliptical shape.
  • the periphery of the side cover 8 also bulges to form a collecting duct, which is engaged with the muffler rear casing 9 to form a circulating cooling chamber of the muffler.
  • An engagement opening 25 is provided on the side cover surface 18 of the side cover body 8 for engaging the muffler rear cover 9, and a screw hole yoke 26 is also formed, which is engaged with the muffler rear cover 9 to form a muffler. Circulate the cooling chamber.
  • the rounded corners of the side cover body 8 of the present invention are intended to reduce the resistance of the cooling wind, reduce the power consumed by the fan, and save energy.
  • a thin aluminum paper can be applied to the inner wall surface of the muffler side on the side cover to enhance the heat source reflection and lower the heating temperature.
  • the windshield 1 of the vertical diesel engine digital power generation unit of the present invention is made of plastic grease or metal, and is connected with a vertical diesel casing 3 by bolts.
  • the intake pipe 2 is made of plastic or metal, and is bolted with The cylinder head 13 is connected; the air hood 1, the air inlet pipe 2 and the vertical diesel casing 3 having the air guiding plate matching surface constitute a main cooling venting chamber A;
  • the upper left air deflector 5 and the right air deflector 6 of the vertical diesel engine are made of plastic or metal, and are bolted to the side of the vertical diesel casing 3; a suitable cylinder head cover 16 is exposed in the upper part of the vertical diesel engine.
  • the upper air hood 4 of the hole exposed by the injector is fastened to the left and right air deflectors 5, 6 by bolts; the left air deflector 5, the right air deflector 6, the upper air hood 4, the cylinder head 13 and
  • the vertical diesel engine body 3 having the upper left and right air guiding plates of the vertical diesel engine is formed, and the two main cooling ventilation chambers B and C of the upper left and right sides of the vertical diesel engine are formed;
  • the lower air deflector 7 is made of plastic or metal, bolted to the bottom of the vertical diesel casing 3, and is fixed to the vertical diesel engine side cover 8 and the vertical type bolted to the vertical diesel casing 3
  • the diesel chassis body 3 constitutes the bottom main cooling ventilation chamber D of the vertical diesel engine
  • a vertical diesel engine side cover 8 and a muffler rear cover 9 fixed to the vertical diesel engine side cover 8 constitute a secondary cooling circulation chamber E;
  • the above-mentioned main cooling ventilating chamber A is provided with a fan 10 and a permanent magnet generator.
  • the permanent magnet generator stator 11-1 is bolted to the box body 3 of the vertical diesel engine, and the permanent magnet generator rotor 11-2 is bolted to the crankshaft 12 of the diesel engine, and the fan 10 is bolted to the permanent magnet generator.
  • the cooling air sucked in by the fan 10 first cools the permanent magnet generator in the A chamber while also cooling the surface of the vertical diesel casing 3 in the A chamber.
  • the cooling air is divided into two main cooling ventilating chambers B and C on the left and right sides of the diesel engine and the main cooling ventilating chamber D on the bottom of the diesel engine, respectively cooling the cylinder fins on the vertical diesel casing 3 and the fins on the cylinder head 13,
  • the heat dissipating surface of the lubricating oil shell at the bottom of the vertical diesel casing body 3 and then cooling the exhaust pipe after collecting in the E cavity through the vertical diesel engine side cover body 8 having the muffler rear cover 9 and the air guiding plate matching groove 14 and the muffler 15, wherein the muffler 15 is bolted to the exhaust pipe 14 with a muffler gasket interposed therebetween, and the muffler 14 is also bolted to the vertical diesel engine side cover 8, the exhaust pipe 14 It is fixed to the cylinder head 13 with an exhaust pipe gasket interposed therebetween, and finally discharged through the muffler rear cover 9.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Exhaust Silencers (AREA)

Abstract

A side cover of a vertical diesel engine is provided, wherein a upper wind collecting passage (23), a crankshaft bearing saddle bore,a joint flange (19) and a lower wind collecting passage (24) are provided at the side cover body (8), the end surface with the flange of the side cover body is provided with a joint flange (25), at which screw hole bosses (26) are disposed, the side cover surface of the side cover body is a plane, the side cover body is provided with positioning pin holes (21) and screw holes (20). The side cover is simple structure, which can seal the crankcase of the vertical diesel engine and support the crankshaft, and can collect cooling air that cools the cylinder cover, cylinder body and grease-box of the vertical diesel engine to cool the muffle and exhaust pipe. Thereby the step cooling to the heated parts of the power generating unit is obtained.

Description

一种立式柴油机的侧盖 技术领域  Side cover of vertical diesel engine
本发明涉及一种立式柴油机的侧盖，具体地说是起到密封立式柴油机曲 轴箱体和支承曲轴的作用； 同时兼有发电单元冷却系统集风道作用； 属于动 力装置领域。  The invention relates to a side cover of a vertical diesel engine, in particular to sealing a vertical diesel crankshaft housing and supporting a crankshaft; and at the same time, it has the function of a cooling system of a power generation unit; and belongs to the field of power devices.
背景技术  Background technique
强制风冷的立式柴油机数码发电单元要求有足够强度的环境温度的空 气来冷却发热大且集中的部位， 如立式柴油机的缸体、 缸盖、 润滑油壳、 排 气管、 消音器等， 只有充分冷却上述部位， 尤其是排气管及消音器这二个部 位， 其温度是发电单元中最高的， 发热量很大， 需及时散热才不至于导致发 电单元的整体温度升高， 才能保证整个发电单元长久可靠的运行。 ， 本发明作出以前， 在已有的技术中， 柴油发电单元的排气管一般较长及 消音器一般离立式柴油机较远， 采用自然空冷， 或者采用保温材料包裹隔热 的方法， 来使发电单元的温度不至升温太多， 实际上上述二种方法都无法保 证发电单元的温度不升高， 而发电单元温度的升高会引起系列的问题： 如输 出功率的下降、 润滑油变稀引起润滑不良、 电子电器元器件性能不稳定、 导 线软化以至出现故障等等。  The forced air-cooled vertical diesel digital power generation unit requires sufficient ambient temperature air to cool the hot and concentrated parts, such as the cylinder block, cylinder head, lubricating oil casing, exhaust pipe, silencer, etc. of the vertical diesel engine. Only fully cool the above parts, especially the exhaust pipe and the muffler. The temperature is the highest in the power generation unit, and the heat is very large. It needs to be dissipated in time to prevent the overall temperature of the power generation unit from rising. Ensure long-term reliable operation of the entire power generation unit. Before the present invention was made, in the prior art, the exhaust pipe of the diesel power generation unit is generally long and the muffler is generally far away from the vertical diesel engine, and is naturally air-cooled, or insulated and wrapped with heat insulation material to make The temperature of the power generation unit does not increase too much. In fact, neither of the above methods can guarantee that the temperature of the power generation unit does not rise, and the increase of the temperature of the power generation unit causes a series of problems: such as a decrease in output power and a dilution of the lubricating oil. Causes poor lubrication, unstable electrical and electronic components, softening of the wires, and failure.
发明内容  Summary of the invention
本发明的目的在于克服上述不足之处，从而提供一种能起到密封立式柴 油机曲轴箱体和支承曲轴的作用；同时兼有发电单元冷却系统集风道的作用； 在立式柴油机侧盖上部为集风道， 中下部为与机体配合起到封闭立式柴油机 曲轴箱体、 存放润滑油和支承曲轴的作用； 下部为集风道， 侧盖周边凸起组 成集风道； 能集合冷却立式柴油机缸盖、 缸体及润滑油壳的冷却风， 再冷却 排气管及消音器， 实现冷却风对发电单元中发热部位的梯极冷却的立式柴油 本发明的主要解决方案是这样实现的- 本发明侧盖体上设有一孔为上部集风道， 其开口形状与立式柴油机上部 缸体、 缸盖风道吻合， 为了接合集风道制有接合口与上导风板、 左导风板、 右导风板接合。 上部集风道制成单个孔或制成二个以上的孔组合成。 The object of the present invention is to overcome the above-mentioned deficiencies, thereby providing a function of sealing a crankcase of a vertical diesel engine and supporting a crankshaft; and simultaneously functioning as a collecting duct of a cooling unit of a power generating unit; The upper part is a collecting duct, and the middle part and the lower part cooperate with the body to close the vertical diesel engine crankcase, store lubricating oil and support the crankshaft; the lower part is a collecting duct, and the side cover surrounds the convex part to form a collecting duct; The vertical solution of the vertical diesel engine cylinder head, the cooling air of the cylinder block and the lubricating oil case, and the cooling of the exhaust pipe and the muffler to realize the cooling of the cooling portion of the heat generating portion of the power generating unit is the main solution of the present invention. Realized - the side cover body of the present invention is provided with a hole as an upper collecting duct, and the opening shape is matched with the upper cylinder block and the cylinder head air passage of the vertical diesel engine, and the joint opening and the upper air guiding plate are formed for engaging the collecting duct, Left air deflector, The right air deflector is engaged. The upper collecting duct is formed into a single hole or a combination of two or more holes.
本发明侧盖体下部设有一孔， 与立式柴油机下部导风板接合为下部集风 道。 下部集风道为长方孔形状或制成椭圆形状。  The lower portion of the side cover body of the present invention is provided with a hole for engaging the lower air guide plate of the vertical diesel engine as a lower collecting duct. The lower collecting duct has a rectangular hole shape or an elliptical shape.
本发明侧盖体周边凸起也组成一集风道， 与消音器后罩壳接合形成消音 器的循环冷却腔。  The peripheral protrusions of the side cover of the present invention also constitute a collecting duct, which is engaged with the muffler rear cover to form a circulating cooling chamber of the muffler.
本发明侧盖体周边凸起的端面上设有接合口， 专为接合消音器后罩壳而 设， 同时还制有螺孔搭子。  The convex end surface of the side cover body of the present invention is provided with an engaging opening, which is specially designed for engaging the muffler rear cover, and also has a screw hole lap.
本发明侧盖体上设有一曲轴轴承座孔， 支承立式柴油机曲轴；  The side cover body of the invention is provided with a crankshaft bearing seat hole for supporting the vertical diesel engine crankshaft;
本发明侧盖体的侧盖面为一平面， 其形状配合立式柴油机箱体， 其中设 有定位销孔， 通过定位销并用螺栓通过螺孔将其紧固在立式柴油机箱体上， 构成密封的立式柴油机的曲轴箱体， 存放润滑油；  The side cover surface of the side cover body of the invention is a plane, and the shape is matched with the vertical diesel engine case body, wherein the positioning pin hole is provided, and the positioning pin is fastened to the vertical diesel engine body through the screw hole through the positioning pin, and is constructed a crankcase of a sealed vertical diesel engine for storing lubricating oil;
本发明与已有技术相比具有以下优点：  The present invention has the following advantages over the prior art:
本发明结构简单、 紧凑， 布置合理； 能起到密封立式柴油机曲轴箱体和 支承曲轴的作用； 同时兼有发电单元冷却系统集风道的作用； 与机体配合能 起到封闭立式柴油机曲轴箱体、 存放润滑油和支承曲轴的作用； 能集合冷却 立式柴油机缸盖、 缸体及润滑油壳的冷却风， 再冷却排气管及消音器， 实现 冷却风对发电单元中发热部位的梯极冷却； 能减少立式柴油机冷却风扇所消 耗的功率， 起到节能作用； 由于采用铝合金或镁合金制造， 重量轻， 工艺性 好， 美观性强， 使用方便。 一  The invention has the advantages of simple structure, compactness and reasonable arrangement; the function of sealing the crankcase of the vertical diesel engine and supporting the crankshaft; and the function of collecting the air passage of the cooling system of the power generation unit; and cooperating with the body to function as a closed vertical diesel engine crankshaft The box body, the storage of lubricating oil and the function of supporting the crankshaft; the cooling air of the cylinder head, the cylinder block and the lubricating oil shell of the vertical diesel engine can be assembled, and the exhaust pipe and the muffler are cooled, thereby realizing the cooling air to the heat generating part of the power generating unit. Step cooling; can reduce the power consumed by the vertical diesel cooling fan, and save energy; Because it is made of aluminum alloy or magnesium alloy, it is light in weight, good in processability, beautiful in appearance and convenient to use. One
附图说明  DRAWINGS
图 1为本发明结构主视图。  Figure 1 is a front elevational view of the structure of the present invention.
图 2为本发明结构侧视图。  Figure 2 is a side view of the structure of the present invention.
图 3为本发明结构后视图。  Figure 3 is a rear elevational view of the structure of the present invention.
图 4为本发明结构仰视图。  Figure 4 is a bottom plan view of the structure of the present invention.
图 5为本发明结构使用状态分解图。  Fig. 5 is an exploded view showing the state of use of the structure of the present invention.
图 6为本发明结构使用状态发电单元纵向结构示意图。  Fig. 6 is a schematic view showing the longitudinal structure of the power generating unit in the structural use state of the present invention.
图 7为本发明结构使用状态发电单元横向结构示意图。  Fig. 7 is a schematic view showing the lateral structure of the power generating unit in the structural use state of the present invention.
具体实施方式  detailed description
下面本发明将结合附图中的实施例作进一步描述：  The invention will be further described below in conjunction with the embodiments of the drawings:
本发明的侧盖体 8由铝合金或镁合金制造， 重量轻， 工艺性好， 美观性 强。其侧盖面 17为平面， 形状配合立式柴油机箱体 3。 在侧盖体 8上设有定 位销孔 21， 通过定位销并用螺栓通过设有的螺孔 20将其紧固在立式柴油机 箱体 3上， 其间垫有密封垫， 从而构成密封的立式柴油机的曲轴箱体， 存放 润滑油； 在侧盖体 8上设有曲轴座孔 22, 支承立式柴油机曲轴 12。 The side cover body 8 of the invention is made of aluminum alloy or magnesium alloy, and has the advantages of light weight, good workmanship and high aesthetics. The side cover surface 17 is a flat surface and is shaped to match the vertical diesel casing body 3. Set on the side cover 8 The pin hole 21 is fastened to the vertical diesel casing body 3 through a locating pin and bolted through the provided screw hole 20, and is sealed with a gasket to form a crankcase of the sealed vertical diesel engine, and is lubricated. Oil; A crankcase hole 22 is provided in the side cover body 8 to support the vertical diesel engine crankshaft 12.
在侧盖体 8上部中间设有较大孔为上部集风道孔 23，其开口形状与立式 柴油机上部缸体、缸盖风道吻合。上部集风道 23可制成单个孔或制成二个以 上的孔组合成。为了更好地接合集风道在侧盖体 8上制有接合口 19， 与上导 风板 4、左右导风板 5、 6接合； 下部设有较小孔 24， 较小孔 24为集风道孔， 与立式柴油机下部导风板 7接合为下部集风道。下部集风道 24为长方孔形状 或制成椭圆形状。  A large hole is formed in the middle of the upper portion of the side cover body 8 as an upper collecting duct hole 23, and the opening shape thereof is matched with the upper cylinder block and the cylinder head air passage of the vertical diesel engine. The upper collecting duct 23 may be formed as a single hole or a combination of two or more holes. In order to better engage the collecting duct, the joint opening 19 is formed on the side cover body 8, and is engaged with the upper air deflector 4 and the left and right wind deflecting plates 5, 6; the lower portion is provided with a small hole 24, and the smaller hole 24 is provided. The duct hole is joined to the lower diesel air deflector 7 as a lower collecting duct. The lower collecting duct 24 has a rectangular hole shape or an elliptical shape.
在侧盖体 8周边凸起也组成集风道， 与消音器后罩壳 9接合形成消音器 的循环冷却腔。  The periphery of the side cover 8 also bulges to form a collecting duct, which is engaged with the muffler rear casing 9 to form a circulating cooling chamber of the muffler.
在侧盖体 8的侧盖面 18上设有接合口 25，为接合消音器后罩壳 9而设， 同时还制有螺孔搭子 26， 与消音器后罩壳 9接合形成消音器的循环冷却腔。  An engagement opening 25 is provided on the side cover surface 18 of the side cover body 8 for engaging the muffler rear cover 9, and a screw hole yoke 26 is also formed, which is engaged with the muffler rear cover 9 to form a muffler. Circulate the cooling chamber.
本发明侧盖体 8拐角处经过圆滑处理， 意在降低冷却风通过的阻力， 减 少风扇所消耗的功率， 起到节能作用。 另外还可在侧盖在消音器侧内壁表面 贴一层薄铝纸， 以增强热源反射进而降低自身受热温度。  The rounded corners of the side cover body 8 of the present invention are intended to reduce the resistance of the cooling wind, reduce the power consumed by the fan, and save energy. In addition, a thin aluminum paper can be applied to the inner wall surface of the muffler side on the side cover to enhance the heat source reflection and lower the heating temperature.
本发明所涉及的立式柴油机数码发电单元的.导风罩 1 由塑脂或金属制 成， 并用螺栓与立式柴油机箱体 3连接， 进气管 2由塑脂或金属制成， 并用 螺栓与气缸盖 13连接； 由导风罩 1、进气管 2及制有导风板配合面的立式柴 油机箱体 3构成主冷却通风腔 A;  The windshield 1 of the vertical diesel engine digital power generation unit of the present invention is made of plastic grease or metal, and is connected with a vertical diesel casing 3 by bolts. The intake pipe 2 is made of plastic or metal, and is bolted with The cylinder head 13 is connected; the air hood 1, the air inlet pipe 2 and the vertical diesel casing 3 having the air guiding plate matching surface constitute a main cooling venting chamber A;
立式柴油机上部左导风板 5、 右导风板 6由塑脂或金属制成， 采用螺栓 紧固在立式柴油机箱体 3 侧面； 立式柴油机上部中间开有合适气缸盖罩 16 露出及喷油器露出的孔的上导风罩 4， 用螺栓紧固在左右导风板 5、 6上； 由 左导风板 5、 右导风板 6、 上导风罩 4、 气缸盖 13及制有立式柴油机上部左、 右导风板配合面的立式柴油机箱体 3， 构成立式柴油机上部左右两个主冷却 通风腔 B、 C;  The upper left air deflector 5 and the right air deflector 6 of the vertical diesel engine are made of plastic or metal, and are bolted to the side of the vertical diesel casing 3; a suitable cylinder head cover 16 is exposed in the upper part of the vertical diesel engine. The upper air hood 4 of the hole exposed by the injector is fastened to the left and right air deflectors 5, 6 by bolts; the left air deflector 5, the right air deflector 6, the upper air hood 4, the cylinder head 13 and The vertical diesel engine body 3 having the upper left and right air guiding plates of the vertical diesel engine is formed, and the two main cooling ventilation chambers B and C of the upper left and right sides of the vertical diesel engine are formed;
下导风板 7由塑脂或金属制成， 用螺栓紧固在立式柴油机箱体 3底部， 而且与用螺栓固定在立式柴油机箱体 3上的立式柴油机侧盖体 8及立式柴油 机箱体 3构成立式柴油机底部主冷却通风腔 D;  The lower air deflector 7 is made of plastic or metal, bolted to the bottom of the vertical diesel casing 3, and is fixed to the vertical diesel engine side cover 8 and the vertical type bolted to the vertical diesel casing 3 The diesel chassis body 3 constitutes the bottom main cooling ventilation chamber D of the vertical diesel engine;
立式柴油机侧盖体 8及固定在立式柴油机侧盖体 8上的消音器后罩壳 9 构成次冷却循环腔 E; 上述的主冷却通风腔 A内装有风扇 10及永磁发电机。 其中永磁发电 机定子 11-1用螺栓固定在立式柴油机的箱体 3上， 永磁发电机转子 11-2用 螺栓固定在柴油机的曲轴 12上，风扇 10用螺栓固定在永磁发电机转子 11 - 2 上。 由风扇 10吸进的冷却风， 首先冷却 A腔内的永磁发电机， 同时也冷却立 式柴油机箱体 3在 A腔内的表面。 其次冷却风分三道分别通过柴油机上部左 右两个主冷却通风腔 B、 C及柴油机底部主冷却通风腔 D， 分别冷却立式柴油 机箱体 3上的气缸散热片、气缸盖 13上散热片、立式柴油机箱体 3底部润滑 油壳的散热表面， 然后通过制有消音器后壳罩 9和导风板配合槽的立式柴油 机侧盖体 8, 在 E腔内集道后冷却排气管 14及消声器 15， 其中消音器 15用 螺栓固定在排气管 14上， 并在其间装有消声器垫片， 同时消音器 14还用螺 栓固定在立式柴油机侧盖体 8上， 排气管 14固定在气缸盖 13上， 并在其间 装有排气管垫片， 最后经过消音器后罩壳 9排出。 a vertical diesel engine side cover 8 and a muffler rear cover 9 fixed to the vertical diesel engine side cover 8 constitute a secondary cooling circulation chamber E; The above-mentioned main cooling ventilating chamber A is provided with a fan 10 and a permanent magnet generator. The permanent magnet generator stator 11-1 is bolted to the box body 3 of the vertical diesel engine, and the permanent magnet generator rotor 11-2 is bolted to the crankshaft 12 of the diesel engine, and the fan 10 is bolted to the permanent magnet generator. On the rotor 11 - 2 . The cooling air sucked in by the fan 10 first cools the permanent magnet generator in the A chamber while also cooling the surface of the vertical diesel casing 3 in the A chamber. Secondly, the cooling air is divided into two main cooling ventilating chambers B and C on the left and right sides of the diesel engine and the main cooling ventilating chamber D on the bottom of the diesel engine, respectively cooling the cylinder fins on the vertical diesel casing 3 and the fins on the cylinder head 13, The heat dissipating surface of the lubricating oil shell at the bottom of the vertical diesel casing body 3, and then cooling the exhaust pipe after collecting in the E cavity through the vertical diesel engine side cover body 8 having the muffler rear cover 9 and the air guiding plate matching groove 14 and the muffler 15, wherein the muffler 15 is bolted to the exhaust pipe 14 with a muffler gasket interposed therebetween, and the muffler 14 is also bolted to the vertical diesel engine side cover 8, the exhaust pipe 14 It is fixed to the cylinder head 13 with an exhaust pipe gasket interposed therebetween, and finally discharged through the muffler rear cover 9.

Claims

权 利 要 求 Rights request
1、 一种立式柴油机的侧盖， 包括立式柴油机侧盖体 （8), 其特征是：1. A side cover for a vertical diesel engine, comprising a vertical diesel engine side cover body (8), characterized by:
(1)、 在侧盖体（8)上设有上部集风道（23)、 曲轴轴承座孔（22)、 制 有接合口 （19); (1) The upper collecting duct (23), the crank bearing housing hole (22), and the joint opening (19) are provided on the side cover body (8);
(2)、 在侧盖体 （8) 下部设有下部集风道 （24);  (2), a lower collecting duct (24) is arranged at a lower portion of the side cover body (8);
(3)、 侧盖体 （8) 周边凸起组成集风道；  (3), side cover body (8) The surrounding protrusions form a collecting duct;
(4)、 在侧盖体 （8) 的恻盖面 （18) 上设有接合口 （25)、 制有螺孔搭 子 （26);  (4), a joint opening (25) is provided on the cover surface (18) of the side cover body (8), and a screw hole fitting (26) is formed;
(5)、 侧盖体 （8) 的侧盖面 （17) 为平面；  (5), the side cover surface (17) of the side cover body (8) is a plane;
(6)、 在侧盖体 （8) 上设有定位销孔 （21)、 螺孔 （20)。  (6) A positioning pin hole (21) and a screw hole (20) are provided in the side cover body (8).
2、根据权利要求 1所述的一种立式柴油机的侧盖，其特征在于所述的下 部集风道（24) 为长方形状或制成椭圆形状。  A side cover for a vertical diesel engine according to claim 1, wherein said lower collecting duct (24) has a rectangular shape or an elliptical shape.
3、根据权利要求 1或 2所述的一种立式柴油机的侧盖，其特征在于所述 的上部集风道 （23) 制成单个孔或制成二个以上的孔组合成。  A side cover for a vertical diesel engine according to claim 1 or 2, characterized in that said upper collecting duct (23) is formed as a single hole or a combination of two or more holes.
PCT/CN2007/001077 2006-08-11 2007-04-03 Side cover of vertical diesel engine WO2008019551A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNA2006100409292A CN1908400A (en) 2006-08-11 2006-08-11 Vertical diesel engine side cover
CN200610040929.2 2006-08-11

Publications (1)

Publication Number Publication Date
WO2008019551A1 true WO2008019551A1 (en) 2008-02-21

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WO (1) WO2008019551A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014095329A (en) * 2012-11-08 2014-05-22 Honda Motor Co Ltd Timing train cover structure of internal combustion engine

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Publication number Priority date Publication date Assignee Title
JPH11200860A (en) * 1998-01-16 1999-07-27 Suzuki Motor Corp Exhaust cooling device for general-purpose internal combustion engine
CN2675877Y (en) * 2003-10-28 2005-02-02 肖亨琳 Cooling system for engine of generator
CN2697322Y (en) * 2004-04-15 2005-05-04 无锡开普动力有限公司 Small size digital noise-reduced diesel generator
JP2005127274A (en) * 2003-10-27 2005-05-19 Yanmar Co Ltd Cover for engine

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Publication number Priority date Publication date Assignee Title
JPH11200860A (en) * 1998-01-16 1999-07-27 Suzuki Motor Corp Exhaust cooling device for general-purpose internal combustion engine
JP2005127274A (en) * 2003-10-27 2005-05-19 Yanmar Co Ltd Cover for engine
CN2675877Y (en) * 2003-10-28 2005-02-02 肖亨琳 Cooling system for engine of generator
CN2697322Y (en) * 2004-04-15 2005-05-04 无锡开普动力有限公司 Small size digital noise-reduced diesel generator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014095329A (en) * 2012-11-08 2014-05-22 Honda Motor Co Ltd Timing train cover structure of internal combustion engine

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