CN109404159A - A kind of high-power V-shaped diesel-engine body with explosion-proof valve - Google Patents
A kind of high-power V-shaped diesel-engine body with explosion-proof valve Download PDFInfo
- Publication number
- CN109404159A CN109404159A CN201811405155.8A CN201811405155A CN109404159A CN 109404159 A CN109404159 A CN 109404159A CN 201811405155 A CN201811405155 A CN 201811405155A CN 109404159 A CN109404159 A CN 109404159A
- Authority
- CN
- China
- Prior art keywords
- hole
- air inlet
- power
- explosion
- bearing shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005266 casting Methods 0.000 claims abstract description 8
- 239000003921 oil Substances 0.000 claims description 16
- 239000004519 grease Substances 0.000 claims description 6
- 229910001229 Pot metal Inorganic materials 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 239000000446 fuel Substances 0.000 claims 1
- 239000010721 machine oil Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 238000007493 shaping process Methods 0.000 abstract description 2
- 238000010009 beating Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- 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
- F02F7/0002—Cylinder arrangements
- F02F7/0012—Crankcases of V-engines
-
- 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
- F02F1/18—Other cylinders
- F02F1/22—Other cylinders characterised by having ports in cylinder wall for scavenging or charging
-
- 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
-
- 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
- F02F7/0068—Adaptations for other accessories
Landscapes
- 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
The invention discloses a kind of high-power V-shaped diesel-engine body with explosion-proof valve, machine main body including integrally casting, cylinder block and air inlet cavity, the cylinder block setting is in the machine main body top and V-shaped two rows of arrangements, the angle of the cylinder block of two rows of V-shaped arrangements is 35 °~75 °, 6 sleeve ports are uniformly arranged in every exhaust casing body, the top of the machine main body is arranged in the air inlet cavity, 6 cylinder cap air inlets have been uniformly arranged on the air inlet cavity, 5 explosion-proof valve openings are additionally provided on the air inlet cavity, the explosion-proof valve opening and cylinder cap air inlet interval are arranged.Air inlet cavity and machine main body integrally casting shaping, and it is provided with the explosion-proof valve opening of control admission pressure, V-type tank design makes compact integral structure, saves space, is adapted to the diesel engine of high-power high-intensitive demand.
Description
Technical field
The present invention relates to diesel engine arts more particularly to a kind of high-power V-shaped diesel-engine bodies with explosion-proof valve.
Background technique
Diesel-engine body is the main body framework of diesel engine, for installing each main parts size of diesel engine and attachment, and is provided
Channel needed for corresponding space and cooling water and lubricating oil.The specifically functional of body keeps its structure suitable with stress condition
Complexity, body directly affect the outer dimension and weight indicator of complete machine as the maximum part of size and weight in diesel engine.
Currently, power bracket still belongs to empty in the medium seed diesel engine of 8500~17000kW in the existing diesel type spectrum of market
It is white, since high-powered medium-speed diesel engines have the characteristics that high power, large torque, a diesel-engine body is needed, is being reduced as far as possible
While structure size and weight, enough strength and stiffness are kept, and can guarantee that the pressure of air inlet is stablized, guarantee each portion of body
/ and it is each cooperation components between work coordination, reduce vibration, inhibit noise.
The information for being disclosed in the background technology part, which only refers to, is increasing understanding of the general background technology to the present invention, and
It is not construed as recognizing or implying in any form that information composition is already known to those of ordinary skill in the art existing
Technology.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide a kind of with the high-power V-shaped of explosion-proof valve
Diesel-engine body.
The purpose of the present invention is implemented with the following technical solutions:
A kind of high-power V-shaped diesel-engine body with explosion-proof valve, machine main body, cylinder block including integrally casting and into
Air cavity.The cylinder block setting is in the machine main body top and V-shaped two rows of arrangements, the gas of two rows of V-shaped arrangements
The angle of cylinder body is 35 °~75 °, and 6 sleeve ports are uniformly arranged in every exhaust casing body, and the air inlet cavity is arranged in the body
The top of main body has been uniformly arranged 6 cylinder cap air inlets on the air inlet cavity, has been additionally provided with 5 on the air inlet cavity
Explosion-proof valve opening, the explosion-proof valve opening and cylinder cap air inlet interval are arranged.
Preferably, the machine main body wall thickness is 31.5mm~100mm.
Preferably, the cylinder centre line spacing between the sleeve port in cylinder block described in every row be 840mm, the cylinder cap air inlet hole heart away from
For 840mm, the explosion-proof valve opening hole heart is away from for 840mm.
Preferably, correspond to each cylinder sleeve in two rows of cylinder block and the intake valve for being installed into valve guide is set
The aperture of hole and air release valve hole for installing exhaust valve guide, the inlet valve hole and air release valve hole is all Φ 110mm, described
Inlet valve hole and the pitch of holes of air release valve hole are 187mm.
Preferably, grease way in main oil pipe and machine, the main oil pipe and body are set inside the machine main body
The pre-buried casting of main body is integrally formed.
Preferably, the lower part of the air inlet cavity is arranged in the main oil pipe, sets immediately below the main oil pipe
Set crankshaft hole, below the main oil pipe, the two sides of the top of the crankshaft hole be respectively provided with a camshaft hole, the main cunning
Oil pipe, crankshaft hole and camshaft hole are in fluid communication by grease way in the machine.
Preferably, setting camshaft bearing and cam bearing shell in the camshaft hole, the cam bearing shell are arranged described
On camshaft bearing, the cam bearing shell and the camshaft hole are interference fitted.
Preferably, setting main shaft bearing and main bearing shell in the crankshaft hole, the main bearing shell are arranged in the main shaft bearing
On, the main bearing shell is spliced by top bearing shell and lower bearing, and is connected in the machine main body by bolt of main bearing cap.
Preferably, the cam bearing shell is ternary Pot metal substrate bearing shell, and main bearing shell is ternary Pot metal main bearing shell.
Compared with prior art, the beneficial effects of the present invention are: air inlet cavity and machine main body integrally casting shaping, in order to
The intracorporal pressure setting explosion-proof valve pore structure of stable inlet chamber is controlled, so that gas supply is more stable.V-type tank design makes complete machine
Compact-sized, saving space, is adapted to the diesel engine of the small body demand of high-power high intensity.
Detailed description of the invention
Fig. 1 is a kind of left view of high-power V-shaped diesel-engine body with explosion-proof valve;
Fig. 2 is a kind of shaft side figure of high-power V-shaped diesel-engine body with explosion-proof valve;
Fig. 3 is a kind of top view of high-power V-shaped diesel-engine body with explosion-proof valve;
Fig. 4 is a kind of right view of high-power V-shaped diesel-engine body with explosion-proof valve.
In figure: 1, machine main body;2, cylinder block;3, air inlet cavity;4, cam bearing shell;5, main bearing shell;6, main beating cap;7,
Main oil pipe;8, grease way in machine;9, cylinder cap air inlet;10, explosion-proof valve opening.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Such as Fig. 1-Fig. 4, a kind of high-power V-shaped diesel-engine body with explosion-proof valve, using 12 cylinder V-type cylinder bodies.Oily diesel oil
Machine body includes machine main body 1, cylinder block 2 and air inlet cavity 3, and machine main body 1, cylinder block 2 and air inlet cavity 3 are cast into one
Body.
1 material of machine main body is QT400, and inside is uniformly arranged 7 grades of bearings, and cam bearing shell 4, camshaft is arranged in bearing top
Watts 4 be ternary Pot metal substrate bearing shell, is interference fitted with the camshaft hole in machine main body.It is packed into using cold set technique.
The bearing of crankshaft, i.e. main shaft is arranged ternary Pot metal main bearing shell 5, main bearing shell 5 by upper watt and lower watt be spliced.
The lower part of bearing also sets up the main beating cap 6 that machine main body 1 is bolted, and the material of main beating cap 6 is QT500, passes through
Two 8.8 grades of M90 transverse direction studs and two 8.8 grades of M90 vertical duplex-head stud are fixed in machine main body, laterally double
The pre-fastening moment of header stud and vertical duplex-head stud is 100Nm.
Cylinder block 2 is provided with two rows, and two rows of V-shaped tops for being arranged in machine main body 1 of cylinder block 2, V-type angle is
35 °~75 °, preferably 50 ° are provided with 6 sleeve ports in every exhaust casing body, i.e., are provided with 12 sleeve ports in cylinder block 2 altogether,
Sleeve port cylinder centre line spacing is 840mm.
As shown in figure 3, air inlet cavity 3 is arranged at the top of machine main body 1, in air inlet to reduce diesel engine external feed stream pipe
It is provided with 6 cylinder cap air inlets 9 on cavity 3, the cylinder cap air inlet hole heart is away from for 840mm.
5 explosion-proof valve openings 10 are additionally provided on air inlet cavity for installing explosion-proof valve, the hole heart of explosion-proof valve opening 10 away from for
840mm。
As shown in figure 3, intake valve is arranged at each sleeve port in order to meet the needs of electric spray type diesel engine is without injection pump
Hole, air release valve hole, bore dia are all Φ 110mm, and inlet valve hole and air release valve hole spacing are 187mm, to meet installation inlet and outlet
The needs of valve guide.
As shown in figure 4, being arranged in main oil pipe 7 and machine inside machine main body 1 to reduce oil inlet pipe outside diesel engine
Grease way 8, integrally with the pre-buried casting of body, grease way 8 is machining in machine for main oil pipe 7, to meet diesel engines profit
Sliding cooling needs.
In order to promote the intensity of machine main body 1, the wall thickness of machine main body 1 is designed as 31.5mm~100mm.
The engine is suitable for big-and-middle diesel engine, is particularly suitable for marine diesel.
It will be apparent to those skilled in the art that can make various other according to the above description of the technical scheme and ideas
Corresponding change and deformation, and all these changes and deformation all should belong to the protection scope of the claims in the present invention
Within.
Claims (9)
1. a kind of high-power V-shaped diesel-engine body with explosion-proof valve, machine main body, cylinder block and air inlet including integrally casting
Cavity, it is characterised in that: the cylinder block setting is in the machine main body top and V-shaped two rows of arrangements, two rows of V-shaped arrangements
The angle of the cylinder block be 35 °~75 °, 6 sleeve ports are uniformly arranged in every exhaust casing body, the air inlet cavity setting exists
The top of the machine main body has been uniformly arranged 6 cylinder cap air inlets on the air inlet cavity, has also set on the air inlet cavity
5 explosion-proof valve openings are equipped with, the explosion-proof valve opening and cylinder cap air inlet interval are arranged.
2. high-power V-shaped diesel-engine body according to claim 1, it is characterised in that: the machine main body wall thickness is
31.5mm~100mm.
3. high-power electric spray type fuel feeding diesel-engine body according to claim 1, it is characterised in that: cylinder block described in every row
On sleeve port between cylinder centre line spacing be 840mm, the cylinder cap air inlet hole heart away from for 840mm, the explosion-proof valve opening hole heart away from for
840mm。
4. high-power V-shaped diesel-engine body according to claim 3, it is characterised in that: right in two rows of cylinder block
The air release valve hole for being installed into the inlet valve hole of valve guide and for installing exhaust valve guide, institute should be set in each cylinder sleeve
The aperture for stating inlet valve hole and air release valve hole is all Φ 110mm, and the pitch of holes of the inlet valve hole and air release valve hole is 187mm.
5. high-power V-shaped diesel-engine body according to claim 1, it is characterised in that: set inside the machine main body
Grease way in main oil pipe and machine is set, the main oil pipe and the pre-buried casting of machine main body are integrally formed.
6. high-power V-shaped diesel-engine body according to claim 5, it is characterised in that: the main oil pipe is arranged in institute
Crankshaft hole is arranged in the underface of the main oil pipe, below the main oil pipe, the crankshaft in the lower part for stating air inlet cavity
The two sides of the top in hole are respectively provided with a camshaft hole, and the main oil pipe, crankshaft hole and camshaft hole pass through sliding in the machine
Oil duct is in fluid communication.
7. high-power V-shaped diesel-engine body according to claim 6, it is characterised in that: setting is convex in the camshaft hole
Wheel bearing and cam bearing shell, the cam bearing shell are arranged on the camshaft bearing, the cam bearing shell and the cam
Axis hole interference fit.
8. high-power V-shaped diesel-engine body according to claim 7, it is characterised in that: main shaft is arranged in the crankshaft hole
Bearing and main bearing shell, the main bearing shell are arranged on the main shaft bearing, the main bearing shell by top bearing shell and lower bearing splicing and
At, and be connected in the machine main body by bolt of main bearing cap.
9. high-power V-shaped diesel-engine body according to claim 8, it is characterised in that: the cam bearing shell is Ternary copper
Metal substrate bearing shell, main bearing shell are ternary Pot metal main bearing shell.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811405155.8A CN109404159A (en) | 2018-11-23 | 2018-11-23 | A kind of high-power V-shaped diesel-engine body with explosion-proof valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811405155.8A CN109404159A (en) | 2018-11-23 | 2018-11-23 | A kind of high-power V-shaped diesel-engine body with explosion-proof valve |
Publications (1)
Publication Number | Publication Date |
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CN109404159A true CN109404159A (en) | 2019-03-01 |
Family
ID=65474793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811405155.8A Pending CN109404159A (en) | 2018-11-23 | 2018-11-23 | A kind of high-power V-shaped diesel-engine body with explosion-proof valve |
Country Status (1)
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CN (1) | CN109404159A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112796901A (en) * | 2020-12-31 | 2021-05-14 | 中国石油天然气集团有限公司 | Engine body, engine and mechanical equipment |
CN114033571A (en) * | 2021-11-25 | 2022-02-11 | 中车大连机车车辆有限公司 | Integral casting integrated diesel engine body |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2913630Y (en) * | 2005-12-29 | 2007-06-20 | 汤洪辉 | Gas engine |
CN102374065A (en) * | 2010-08-17 | 2012-03-14 | 广西玉柴机器股份有限公司 | Air cylinder body of diesel engine |
JP2012219814A (en) * | 2011-04-12 | 2012-11-12 | Man Diesel & Turbo Se | Internal combustion engine |
CN103993958A (en) * | 2014-05-30 | 2014-08-20 | 南车玉柴四川发动机股份有限公司 | Energy-saving and environment-friendly type high-power locomotive diesel engine |
CN204569293U (en) * | 2015-02-26 | 2015-08-19 | ***通信集团广东有限公司 | A kind of generator set with hydraulic lift |
CN206071745U (en) * | 2016-08-30 | 2017-04-05 | 河北华北柴油机有限责任公司 | A kind of 16 cylinder diesel bodies |
CN209621488U (en) * | 2018-11-23 | 2019-11-12 | 沪东重机有限公司 | A kind of high-power V-shaped diesel-engine body with explosion-proof valve |
-
2018
- 2018-11-23 CN CN201811405155.8A patent/CN109404159A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2913630Y (en) * | 2005-12-29 | 2007-06-20 | 汤洪辉 | Gas engine |
CN102374065A (en) * | 2010-08-17 | 2012-03-14 | 广西玉柴机器股份有限公司 | Air cylinder body of diesel engine |
JP2012219814A (en) * | 2011-04-12 | 2012-11-12 | Man Diesel & Turbo Se | Internal combustion engine |
CN103993958A (en) * | 2014-05-30 | 2014-08-20 | 南车玉柴四川发动机股份有限公司 | Energy-saving and environment-friendly type high-power locomotive diesel engine |
CN204569293U (en) * | 2015-02-26 | 2015-08-19 | ***通信集团广东有限公司 | A kind of generator set with hydraulic lift |
CN206071745U (en) * | 2016-08-30 | 2017-04-05 | 河北华北柴油机有限责任公司 | A kind of 16 cylinder diesel bodies |
CN209621488U (en) * | 2018-11-23 | 2019-11-12 | 沪东重机有限公司 | A kind of high-power V-shaped diesel-engine body with explosion-proof valve |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112796901A (en) * | 2020-12-31 | 2021-05-14 | 中国石油天然气集团有限公司 | Engine body, engine and mechanical equipment |
CN114033571A (en) * | 2021-11-25 | 2022-02-11 | 中车大连机车车辆有限公司 | Integral casting integrated diesel engine body |
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