WO2016067653A1 - Cylinder head and internal combustion engine equipped with same - Google Patents
Cylinder head and internal combustion engine equipped with same Download PDFInfo
- Publication number
- WO2016067653A1 WO2016067653A1 PCT/JP2015/059914 JP2015059914W WO2016067653A1 WO 2016067653 A1 WO2016067653 A1 WO 2016067653A1 JP 2015059914 W JP2015059914 W JP 2015059914W WO 2016067653 A1 WO2016067653 A1 WO 2016067653A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- combustion chamber
- cylinder head
- bolt
- side wall
- surface portion
- Prior art date
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Classifications
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- 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
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
-
- 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
- F02F11/00—Arrangements of sealings in combustion engines
- F02F11/002—Arrangements of sealings in combustion engines involving cylinder heads
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- 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
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F2001/244—Arrangement of valve stems in cylinder heads
- F02F2001/247—Arrangement of valve stems in cylinder heads the valve stems being orientated in parallel with the cylinder axis
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- 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
- F02F7/0021—Construction
- F02F2007/0041—Fixing Bolts
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- 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
- F02F7/006—Camshaft or pushrod housings
- F02F2007/0063—Head bolts; Arrangements of cylinder head bolts
Definitions
- the present invention relates to a cylinder head capable of suppressing deformation of a combustion chamber seal surface portion formed around a combustion chamber and an internal combustion engine including the same.
- this type of cylinder head includes an upper deck that defines a valve mechanism chamber, a lower deck that defines a combustion chamber, a side wall that is configured in a rectangular frame to surround the upper deck and the lower deck, and a lower deck
- a structure has been proposed that includes a portion corresponding to the center of the combustion chamber and an inclined wall that obliquely connects the side wall, and is fastened to the cylinder block by a head fastening bolt inserted from the upper deck side (for example, a patent) Reference 1).
- the explosion load acting on the center of the combustion chamber is transmitted from the inclined wall to the head fastening bolt fastening portion in the upper deck through the side wall, and the explosion load is applied by the bolt fastening force acting on the head fastening bolt fastening portion.
- the present invention has been made in view of the above, and an object thereof is to provide a technique capable of improving the sealing performance in the combustion chamber.
- the cylinder head of the present invention and the internal combustion engine equipped with the cylinder head have adopted the following means in order to achieve the above-described object.
- a cylinder head including an upper deck, a lower deck, a side wall, and an inclined wall is configured.
- the upper deck is configured to define a valve mechanism chamber.
- the lower deck defines a combustion chamber and is configured to have a combustion chamber sealing surface portion around the combustion chamber.
- the side wall is configured in a rectangular frame shape so as to surround the upper deck and the lower deck.
- the inclined wall has at least a part of the seal surface portion between the bolt holes extending between the first and second bolt insertion holes arranged along the circumferential direction of the combustion chamber in the combustion chamber seal surface portion, The side wall is configured to be connected obliquely.
- the sealing performance in the combustion chamber can be improved.
- the bolt hole sealing surface has an edge portion disposed adjacent to the first and second bolt insertion holes.
- the inclined wall is configured to connect at least a portion of the end edge that is farthest from the center of the first and second bolt insertion holes to the side wall.
- the cylinder head has a virtual connection line that connects between the centers of the first and second bolt insertion holes. And the edge part is comprised so that it may become substantially parallel to a virtual connection line.
- an explosion load acting on the seal surface between the bolt holes can be easily transmitted to the inclined wall evenly. Thereby, a deformation
- the inclined wall is configured to connect the entire end edge to the side wall.
- the lower deck has first and second boss portions in which first and second bolt insertion holes are formed.
- the inclined wall is configured to be connected to the first and second boss portions.
- the inclined wall is connected to the first and second boss portions, a bolt fastening force can be exerted on the inclined wall.
- transformation of a sealing surface part between bolt holes can be suppressed more effectively by both an inclination wall, a volt
- the side wall has an attachment surface portion for attaching peripheral components necessary for operating the internal combustion engine.
- the inclined wall is comprised so that it may be connected to the lower end part of an attachment surface part among side walls.
- the “peripheral component” in the present invention typically corresponds to a water outlet capable of distributing cooling water used for cooling an internal combustion engine including a cylinder head to a radiator or a heater, such as an alternator or a starter motor.
- the auxiliary machines are preferably included.
- the peripheral part is attached to the mounting surface part in a cantilevered manner, bending input due to its own weight or vibration acts on the lower end part of the mounting surface part.
- the bending input can be received by the bolt hole sealing surface portion through the inclined wall.
- the cylinder head according to any one of the above-described aspects, the cylinder block having the cylinder bore, the piston sliding in the cylinder bore, and the piston are connected to the cylinder head.
- An internal combustion engine including a crankshaft is configured.
- the internal combustion engine is configured to output power by reciprocating a piston by combustion pressure generated in a combustion chamber and converting the reciprocating motion of the piston into rotational motion of a crankshaft.
- the sealing performance in the combustion chamber can be improved.
- FIG. 1 is a cross-sectional view of an internal combustion engine 1 equipped with a cylinder head 20 according to an embodiment of the present invention. It is the figure which looked at the cylinder head 20 which concerns on embodiment of this invention from the right side of FIG. It is the arrow view seen from the arrow V direction of FIG.
- FIG. 4 is a cross-sectional view showing a BB cross section of FIG. 3.
- FIG. 5 is a cross-sectional view showing a CC cross section of FIG. 4.
- FIG. 5 is a cross-sectional view showing a DD cross section of FIG. 4. It is the figure which looked at the cylinder head 120 of the modification from the lower deck 24 side.
- an internal combustion engine 1 equipped with a cylinder head 20 according to an embodiment of the present invention includes a cylinder head 20 according to an embodiment of the present invention and a rocker cover attached to an upper portion of the cylinder head 20. 2, a water outlet 4 attached to the side of the cylinder head 20, a cylinder block 6 attached to the lower part of the cylinder head 20, an upper oil pan 8 attached to the lower part of the cylinder block 6, and an upper oil pan 8 and a lower oil pan 10 attached to the lower part of 8.
- the internal combustion engine 1 is configured as an in-line four-cylinder engine in which four cylinders are arranged in series.
- the piston P is reciprocated by a combustion pressure generated in a combustion chamber CC described later. Then, the reciprocating motion of the piston P is converted into the rotational motion of the crankshaft CS to output power.
- the rocker cover 2 side that is, the upper side of the paper surface in FIG. 1 is defined as “upper” or “upper side”
- the lower oil pan 10 side that is, the lower side of the paper surface in FIG. Is defined as “downward” or “downward”.
- the cylinder head 20 is composed of an upper deck 22, a lower deck 24, and a side wall 26 that is connected to the upper deck 22 and the lower deck 24 and that forms an outline of the cylinder head 20.
- the cylinder block 6 is fastened and fixed by a head fastening bolt that does not.
- the valve mechanism mechanism VMC is an example of an implementation configuration corresponding to the “valve mechanism chamber” in the present invention.
- the lower deck 24 is formed with a combustion chamber constituting recess 24a that constitutes a part of the combustion chamber CC, and a seal surface portion 29 disposed around the combustion chamber constituting recess 24a.
- Four combustion chamber constituting recesses 24a are arranged in series.
- the combustion chamber CC is constituted by a combustion chamber constituting recess 24a, a cylinder bore 62 formed in a cylinder block 6 to be described later, and an upper surface of a piston P accommodated in the cylinder bore 62.
- the seal surface portion 29 has a combustion chamber seal surface portion 29a formed substantially concentrically with the combustion chamber CC.
- the bolt hole seal surface portion 30 a has an end edge portion 30 a ′.
- the end edge portion 30 a ′ is disposed on the opposite side to the combustion chamber constituting concave portion 24 a across the virtual connection line VCL that connects the centers of the pair of endmost row bolt insertion holes 132. .
- the end edge portion 30a ' is formed in an arc shape so as to constitute a part of a circle centering on the center of the combustion chamber constituting recess 24a.
- the cylinder head 20 includes a plurality of bolt boss portions 34 formed with bolt insertion holes 32 through which the above-described head fastening bolts (not shown) are inserted.
- the bolt insertion hole 32 penetrates from the upper deck 22 to the lower deck 24.
- the bolt boss portion 34 is also disposed on the outer peripheral edge of the combustion chamber seal surface portion 29a, and is integrally connected to the combustion chamber seal surface portion 29a.
- the bolt insertion holes 32 are arranged two by two in the combustion chamber arrangement direction with the combustion chamber CC interposed therebetween, and the four bolt insertion holes 32 are arranged at almost equal intervals (90 degree intervals) in the circumferential direction of the combustion chamber CC. Is done.
- the two bolt insertion holes 32 arranged at positions corresponding to each combustion chamber CC are shared by the adjacent combustion chambers CC.
- the pair of bolt insertion holes 32 is arranged in five rows in the combustion chamber arrangement direction, that is, a total of ten bolt insertion holes 32 are the combustion chamber seal surface portion 29a. Placed in.
- the bolt insertion hole 32 corresponds to the “first bolt insertion hole” and the “second bolt insertion hole” in the present invention
- the bolt boss portion 34 corresponds to the “first boss portion” and the “second boss portion” in the present invention. It is an example of the corresponding implementation structure.
- a cylinder head water jacket WJ through which cooling water for cooling around the cylinder head 20, particularly the combustion chamber CC flows, is formed. ing.
- the cylinder head water jacket WJ has a water jacket outlet 36.
- the water jacket outlet 36 is opened in a side wall 26 a on one side of the side wall 26 of the cylinder head 20 in the combustion chamber arrangement direction (left side in FIG. 2, right side in FIG. 5).
- an attachment surface portion 14 for attaching the water outlet 4 is formed around the water jacket outlet 36 of the side wall 26 a in the cylinder head 20.
- the cylinder head 20 is formed with an inclined wall portion 38 that obliquely connects the combustion chamber seal surface portion 29a and the side wall 26a.
- the inclined wall portion 38 is configured to connect the end edge portion 30a 'of the bolt hole sealing surface portion 30a and the lower end portion of the mounting surface portion 14 in the side wall 26a.
- the inclined wall portion 38 is configured to connect the combustion chamber seal surface portion 29a and the side wall 26a over the entire region of the end edge portion 30a ′ of the bolt hole-to-bolt seal surface portion 30a. Has been.
- the inclined wall portion 38 is also connected to a pair of bolt boss portions 34 in which a pair of endmost row bolt insertion holes 132 are formed. That is, the slant wall portion 38 has a bolt boss portion 34 in which the other endmost row bolt insertion hole 132 is formed from the bolt boss portion 34 in which one endmost row bolt insertion hole 132 is formed via the bolt hole seal surface portion 30a. It is connected to the combustion chamber seal surface portion 29a.
- the inclined wall portion 38 connects the entire region of the bolt hole sealing surface portion 30a and the lower end portion of the mounting surface portion 14 of the side wall 26a.
- the aspect in which the inclined wall portion 38 is connected to the pair of bolt boss portions 34 corresponds to the “inclined wall connected to the first and second boss portions” aspect of the present invention. It is an example of the implementation structure to do.
- the inclined wall portion 38 corresponds to the “inclined wall” in the present invention, and the pair of endmost row bolt insertion holes 132 corresponds to the “first bolt insertion hole” and the “second bolt insertion hole” in the present invention. It is an example of the implementation structure to do.
- the water outlet 4 is attached to the attachment surface portion 14 formed on the side wall 26 a of the cylinder head 1 in a cantilever state.
- the water outlet 4 is a component that constitutes a part of the cooling water passage, and is configured to distribute the cooling water flowing out from the water jacket outlet 36 to a radiator, a heater, and the like (not shown).
- the cylinder head 20 receives a force (hereinafter referred to as an explosion load) in a direction away from the cylinder block 6 due to the combustion explosion.
- an explosion load a force
- the explosion load actually causes deformation of the seal surface portion 29 that is the mounting surface to the cylinder block 6, particularly the combustion chamber seal surface portion 29a. cause.
- the axial force of the fastening bolt acts effectively, so the explosion load acting on the combustion chamber seal surface portion 29a It can be received effectively by the axial force of the fastening bolt, and deformation of the combustion chamber seal surface portion 29a can be suppressed.
- the combustion chamber seal surface portion 29a is likely to be deformed.
- one end side (side wall 26a) in the combustion chamber arrangement direction among the combustion chamber seal surface portions 29a around the combustion chamber CC arranged at one end (side wall 26a side, upper side in FIG. 4) in the combustion chamber arrangement direction. 4 the entire area of the bolt hole sealing surface portion 30 a extending between the pair of outermost row bolt insertion holes 132 disposed on the upper side of FIG. 4 and the lower end portion of the mounting surface portion 14 on the side wall 26 a 38 are connected.
- an explosion load acting on the bolt hole sealing surface portion 30a can be received by the side wall 26a through the inclined wall portion 38.
- the component in the direction of separating the cylinder head 20 from the cylinder block 6 (upward in FIG. 5) can be reduced.
- deformation of the bolt hole sealing surface portion 30a can be effectively suppressed.
- the inclined wall portion 38 is also connected to the pair of bolt boss portions 34 in which the pair of endmost row bolt insertion holes 132 are formed, the axial force of the fastening bolt is transferred between the bolt holes via the inclined wall portion 38. It can be made to act on the seal surface part 30a. Thereby, a deformation
- vibration due to the reciprocating motion of the piston P is generated, and the vibration also acts on the water outlet 4. Since the water outlet 4 is attached to the attachment surface portion 14 of the cylinder head 20 in a cantilever state, bending input due to the vibration acts on the attachment surface portion 14.
- the bending input by the weight of the water outlet 4 acts on the mounting surface portion 14.
- the lower end portion of the mounting surface portion 14 is connected to the combustion chamber seal surface portion 29a by the inclined wall portion 38, a tensile force or a compressive force due to bending input acting on the lower end portion of the mounting surface portion 14 is generated. It can be received by the combustion chamber sealing surface portion 29a through the inclined wall portion 38. Thereby, the rigidity of the attachment surface part 14 can be improved and the deformation
- the inclined wall portion 38 connects the combustion chamber seal surface portion 29a and the side wall 26a over the entire region of the end edge portion 30a ′ of the bolt hole seal surface portion 30a.
- the inclined wall portion 38 may connect the combustion chamber seal surface portion 29a and the side wall 26a in at least a part of the end edge portion 30a 'of the bolt hole seal surface portion 30a.
- the portion FP farthest from the center of the pair of outermost row bolt insertion holes 132 in the end edge portion 30a ′ of the seal surface portion 30a between the bolt holes is the “at least first and first of the edges” in the present invention. It is an example of the implementation structure corresponding to "the part with the longest distance from the center of 2 bolt insertion hole.”
- the inclined wall portion 38 is configured to be connected to the pair of bolt boss portions 34 in which the pair of outermost row bolt insertion holes 132 are formed, but the edge portion of the seal surface portion 30a between the bolt holes If the inclined wall portion 38 connects the combustion chamber sealing surface portion 29a and the side wall 26a in at least a part of 30a ', the inclined wall portion 38 has a pair of bolt boss portions in which a pair of endmost row bolt insertion holes 132 are formed. 34 may not be connected.
- the inclined wall portion 38 is formed between the combustion chamber seal surface portion 29a and the side wall 26a only in the inter-bolt hole seal surface portion 30a extending between the pair of endmost row bolt insertion holes 132 in the combustion chamber seal surface portion 29a.
- the present invention is not limited to this.
- an inclined wall portion is also provided between the other bolt insertion holes 32 arranged in the combustion chamber seal surface portion 29a, and the inclined wall portion also burns at the bolt hole sealing surface portion extending between the other bolt insertion holes 32.
- the chamber seal surface portion 29a may be connected to each side wall 26 corresponding to the bolt hole seal surface portion.
- the combustion chamber seal surface portion 29 a is connected to the lower end portion of the attachment surface portion 14 for attaching the water outlet 4 to the cylinder head 20 by the inclined wall portion 38. It may be configured to be connected to the upper portion or the upper end portion.
- the combustion chamber seal surface portion 29a is connected to the attachment surface portion 14 for attaching the water outlet 4 to the cylinder head 20 by the inclined wall portion 38, but is not limited thereto.
- the combustion chamber seal surface portion 29a is provided with a slant wall portion 38 for peripheral parts other than the water outlet 4 necessary for operating the internal combustion engine 1, such as an alternator, a starter motor, an oil filter, and other auxiliary equipment. It is good also as a structure connected with the attachment surface for attaching to 20.
- the combustion chamber sealing surface portion 29 a may be connected to the side walls 26, 26 a by the inclined wall portion 38, and may not be connected to the mounting surfaces of the peripheral parts including the water outlet 4.
- the end edge portion 30a ' is formed in an arc shape so as to constitute a part of a circle centering on the center of the combustion chamber constituting concave portion 24a, but is not limited thereto.
- the end edge portion 130a ' may be formed in a straight line so as to be substantially parallel to the virtual connection line VCL.
- the explosion load which acts on the sealing surface part 30a between bolt holes can be set as the structure which is easy to be transmitted to the inclined wall part 38 equally, the deformation
- This embodiment shows an example of a form for carrying out the present invention. Therefore, the present invention is not limited to the configuration of the present embodiment.
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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)
Abstract
Description
2 ロッカーカバー
4 ウォータアウトレット(ウォータアウトレット)
6 シリンダブロック(シリンダブロック)
8 アッパーオイルパン
10 ロアオイルパン
14 取付面部(取付面部)
20 シリンダヘッド(シリンダヘッド)
22 アッパーデッキ(アッパーデッキ)
24 ロアデッキ(ロアデッキ)
24a 燃焼室構成凹部
26 側壁(側壁)
26a 側壁(側壁)
29 シール面部
29a 燃焼室シール面部(燃焼室シール面部)
30a ボルト孔間シール面部(ボルト孔間シール面部)
30a’ 端縁部(端縁部)
32 ボルト挿通孔(第1ボルト挿通孔、第2ボルト挿通孔)
34 ボルトボス部(第1ボス部、第2ボス部)
36 ウォータジャケット出口
38 斜壁部(傾斜壁)
62 シリンダボア(シリンダボア)
130a’ 端縁部(端縁部)
132 最端列ボルト挿通孔(第1ボルト挿通孔、第2ボルト挿通孔)
CC 燃焼室(燃焼室)
VMC 動弁機構室(動弁機構室)
P ピストン(ピストン)
WJ シリンダヘッド用ウォータジャケット
FP 一対の最端列ボルト挿通孔132の中心からの距離が最も遠い部分
VLC 仮想接続線(仮想接続線) 1 Internal combustion engine (internal combustion engine)
2 Rocker cover 4 Water outlet (water outlet)
6 Cylinder block (cylinder block)
8
20 Cylinder head (cylinder head)
22 Upper deck (upper deck)
24 Lower deck (lower deck)
24a Combustion
26a side wall (side wall)
29
30a Sealing part between bolt holes (sealing part between bolt holes)
30a 'edge (edge)
32 Bolt insertion holes (first bolt insertion holes, second bolt insertion holes)
34 Bolt boss part (first boss part, second boss part)
36
62 Cylinder bore (cylinder bore)
130a 'edge (edge)
132 End row bolt insertion hole (first bolt insertion hole, second bolt insertion hole)
CC combustion chamber (combustion chamber)
VMC valve mechanism room (valve mechanism room)
P Piston (Piston)
WJ Cylinder head water jacket FP The part farthest from the center of the pair of endmost bolt insertion holes 132 VLC Virtual connection line (virtual connection line)
Claims (7)
- 動弁機構室を画成するよう構成されたアッパーデッキと、
燃焼室を画成すると共に該燃焼室の周囲に燃焼室シール面部を有するよう構成されたロアデッキと、
前記アッパーデッキおよび前記ロアデッキを囲むよう矩形枠状に構成された側壁と、
前記燃焼室シール面部のうち該燃焼室の周方向に沿うように配置された第1および第2ボルト挿通孔の間に延在するボルト孔間シール面部の少なくとも一部と、前記側壁と、を斜めに接続するよう構成された傾斜壁と、
を備えるシリンダヘッド。 An upper deck configured to define a valve mechanism chamber;
A lower deck configured to define a combustion chamber and to have a combustion chamber seal surface around the combustion chamber;
A side wall configured in a rectangular frame shape so as to surround the upper deck and the lower deck;
At least a part of the seal surface portion between bolt holes extending between the first and second bolt insertion holes arranged along the circumferential direction of the combustion chamber in the combustion chamber seal surface portion, and the side wall. An inclined wall configured to connect diagonally;
A cylinder head comprising: - 前記ボルト孔間シール面は、前記第1および第2ボルト挿通孔に隣接配置された端縁部を有しており、
前記傾斜壁は、前記端縁部のうち少なくとも前記第1および第2ボルト挿通孔の中心からの距離が最も遠い部分を前記側壁に接続するよう構成されている請求項1に記載のシリンダヘッド。 The sealing surface between the bolt holes has an edge portion disposed adjacent to the first and second bolt insertion holes,
2. The cylinder head according to claim 1, wherein the inclined wall is configured to connect at least a portion of the end edge portion that is farthest from the center of the first and second bolt insertion holes to the side wall. - 前記第1および第2ボルト挿通孔の中心間を接続する仮想接続線を有し、
前記端縁部は、前記仮想接続線と略平行となるよう構成されている請求項2に記載のシリンダヘッド。 A virtual connection line connecting between the centers of the first and second bolt insertion holes;
The cylinder head according to claim 2, wherein the end edge portion is configured to be substantially parallel to the virtual connection line. - 前記傾斜壁は、前記端縁部の全域を前記側壁に接続するよう構成されている請求項2または3に記載のシリンダヘッド。 The cylinder head according to claim 2 or 3, wherein the inclined wall is configured to connect the entire end edge to the side wall.
- 前記ロアデッキは、前記第1および第2ボルト挿通孔が形成された第1および第2ボス部を有し、
前記傾斜壁は、前記第1および第2ボス部に接続されるよう構成されている請求項1ないし4のいずれか1項に記載のシリンダヘッド。 The lower deck has first and second boss portions in which the first and second bolt insertion holes are formed,
The cylinder head according to any one of claims 1 to 4, wherein the inclined wall is configured to be connected to the first and second boss portions. - 前記側壁は、内燃機関を稼働するために必要な周辺部品を取り付けるための取付面部を有し、
前記傾斜壁は、前記側壁のうち前記取付面部の下端部に接続されるよう構成されている請求項1ないし5のいずれか1項に記載のシリンダヘッド。 The side wall has a mounting surface portion for mounting peripheral components necessary for operating the internal combustion engine,
The cylinder head according to any one of claims 1 to 5, wherein the inclined wall is configured to be connected to a lower end portion of the mounting surface portion of the side wall. - 請求項1から6のいずれか1項に記載のシリンダヘッドと、
シリンダボアを有するシリンダブロックと、
前記シリンダボア内を摺動するピストンと、
該ピストンに連結されたクランクシャフトと、
を備え、
前記燃焼室で生じる燃焼圧力によって前記ピストンを往復運動させ、該ピストンの往復運動を前記クランクシャフトの回転運動に変換することにより動力を出力するよう構成された内燃機関。 The cylinder head according to any one of claims 1 to 6,
A cylinder block having a cylinder bore;
A piston sliding in the cylinder bore;
A crankshaft coupled to the piston;
With
An internal combustion engine configured to output power by reciprocating the piston by combustion pressure generated in the combustion chamber and converting the reciprocating motion of the piston into the rotational motion of the crankshaft.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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MX2017005211A MX2017005211A (en) | 2014-10-27 | 2015-03-30 | Cylinder head and internal combustion engine equipped with same. |
CN201580058317.3A CN107076049B (en) | 2014-10-27 | 2015-03-30 | Cylinder cover and the internal combustion engine for having the cylinder cover |
JP2016556381A JPWO2016067653A1 (en) | 2014-10-27 | 2015-03-30 | Cylinder head and internal combustion engine provided with the same |
EP15855005.3A EP3214295A4 (en) | 2014-10-27 | 2015-03-30 | Cylinder head and internal combustion engine equipped with same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2014-218256 | 2014-10-27 | ||
JP2014218256 | 2014-10-27 |
Publications (1)
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WO2016067653A1 true WO2016067653A1 (en) | 2016-05-06 |
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PCT/JP2015/059914 WO2016067653A1 (en) | 2014-10-27 | 2015-03-30 | Cylinder head and internal combustion engine equipped with same |
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EP (1) | EP3214295A4 (en) |
JP (1) | JPWO2016067653A1 (en) |
CN (1) | CN107076049B (en) |
MX (1) | MX2017005211A (en) |
WO (1) | WO2016067653A1 (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE348632C (en) * | 1920-04-24 | 1922-02-13 | Reinhard Hildebrand | Cylinder head for internal combustion engines |
JPS59203851A (en) * | 1983-05-02 | 1984-11-19 | Honda Motor Co Ltd | Cylinder head for internal-combustion engine |
JPS60113050A (en) * | 1983-11-25 | 1985-06-19 | Mazda Motor Corp | Cylinder head structure for engine |
JPH05223004A (en) * | 1992-02-12 | 1993-08-31 | Honda Motor Co Ltd | Engine block |
JP2011111954A (en) * | 2009-11-25 | 2011-06-09 | Daihatsu Motor Co Ltd | Fastening structure between cylinder block and cylinder head |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR491360A (en) * | 1917-04-18 | 1919-05-31 | Giustino Cattaneo | Innovations in cylinders for internal combustion engines |
JPS5996341U (en) * | 1982-12-20 | 1984-06-29 | マツダ株式会社 | Engine cylinder head structure |
JPH04276159A (en) * | 1991-02-28 | 1992-10-01 | Suzuki Motor Corp | Cylinder head structure of engine |
JP3498446B2 (en) * | 1995-10-26 | 2004-02-16 | 日産自動車株式会社 | Cylinder head for spark ignition engine |
JP2008045417A (en) * | 2006-08-10 | 2008-02-28 | Aichi Mach Ind Co Ltd | Cylinder head and internal combustion engine having this cylinder head |
US20110277708A1 (en) * | 2010-05-17 | 2011-11-17 | Gm Global Technology Operations, Inc. | Cylinder Head for Internal Combustion Engine |
-
2015
- 2015-03-30 WO PCT/JP2015/059914 patent/WO2016067653A1/en active Application Filing
- 2015-03-30 JP JP2016556381A patent/JPWO2016067653A1/en active Pending
- 2015-03-30 EP EP15855005.3A patent/EP3214295A4/en not_active Withdrawn
- 2015-03-30 CN CN201580058317.3A patent/CN107076049B/en not_active Expired - Fee Related
- 2015-03-30 MX MX2017005211A patent/MX2017005211A/en unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE348632C (en) * | 1920-04-24 | 1922-02-13 | Reinhard Hildebrand | Cylinder head for internal combustion engines |
JPS59203851A (en) * | 1983-05-02 | 1984-11-19 | Honda Motor Co Ltd | Cylinder head for internal-combustion engine |
JPS60113050A (en) * | 1983-11-25 | 1985-06-19 | Mazda Motor Corp | Cylinder head structure for engine |
JPH05223004A (en) * | 1992-02-12 | 1993-08-31 | Honda Motor Co Ltd | Engine block |
JP2011111954A (en) * | 2009-11-25 | 2011-06-09 | Daihatsu Motor Co Ltd | Fastening structure between cylinder block and cylinder head |
Non-Patent Citations (1)
Title |
---|
See also references of EP3214295A4 * |
Also Published As
Publication number | Publication date |
---|---|
EP3214295A1 (en) | 2017-09-06 |
CN107076049B (en) | 2019-06-04 |
EP3214295A4 (en) | 2018-09-19 |
CN107076049A (en) | 2017-08-18 |
JPWO2016067653A1 (en) | 2017-08-10 |
MX2017005211A (en) | 2017-07-26 |
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