CN110439703A - A kind of Vermicular Iron Cylinder Head for automobile engine - Google Patents
A kind of Vermicular Iron Cylinder Head for automobile engine Download PDFInfo
- Publication number
- CN110439703A CN110439703A CN201910816347.6A CN201910816347A CN110439703A CN 110439703 A CN110439703 A CN 110439703A CN 201910816347 A CN201910816347 A CN 201910816347A CN 110439703 A CN110439703 A CN 110439703A
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- Prior art keywords
- cylinder
- docking groove
- cylinder body
- valve guide
- guide hole
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- Granted
Links
- 229910001126 Compacted graphite iron Inorganic materials 0.000 title claims abstract description 29
- 238000003032 molecular docking Methods 0.000 claims abstract description 80
- 239000010705 motor oil Substances 0.000 claims abstract description 36
- 238000009434 installation Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 7
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 claims description 5
- 239000003921 oil Substances 0.000 abstract description 20
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000002485 combustion reaction Methods 0.000 description 8
- 229910001018 Cast iron Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 229910001060 Gray iron Inorganic materials 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 239000003502 gasoline Substances 0.000 description 3
- 238000005382 thermal cycling Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- 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
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 present invention relates to a kind of Vermicular Iron Cylinder Heads for automobile engine, the above-mentioned Vermicular Iron Cylinder Head for automobile engine, including cylinder cover component and fastening assembly, the face down of cylinder cover component is docked with engine oil cylinder when use, valve guide hole A and valve guide hole B are respectively provided with multiple groups, connect respectively from different oil pipes, pass through the setting of adjutage and docking groove A and docking groove B, improve the tightness degree that engine oil cylinder is connect with cylinder body, engine oil cylinder is reduced because of the poorly sealed risk for leading to oil leak, with hand rotating jacket cylinder when use, outer sleeve rotation drives barrel to rotate, arc chute also rotates with it, the helical structure of sliding slot makes sliding block helically downward trend, apical axis is driven inwardly to squeeze, apical axis bottom surface is fitted closely with engine oil cylinder, cylinder body is driven by reaction force when being pressed down against It is detached from engine oil cylinder, prevents suction caused by generation inside and outside differential pressure when oil cylinder zero load from adsorbing cylinder body, practicability is more preferably.
Description
Technical field
The present invention relates to technical field of automobile engine, especially a kind of Vermicular Iron Cylinder Head for automobile engine.
Background technique
Cylinder cap is mounted on the upper surface of cylinder body, from top seal cylinder and constitutes combustion chamber, it is often and high-temperature high-pressure fuel gas
It is in contact, therefore bears very big thermic load and mechanical load, be formed with cooling jacket, cylinder cap inside the cylinder head of water-cooled engine
The cooling water hole of lower end surface is communicated with the cooling water hole of cylinder body, cools down the high-temperature parts such as combustion chamber using recirculated water, on cylinder cap
It is also equipped with Valve seat, valve guide hole, for being installed into, exhaust valve, there are also inlet channel and exhaust passages etc..Gasoline
It is machined with the hole of installation spark plug in the cylinder head of machine, and is machined with the hole of installation fuel injector in the cylinder head of diesel engine, overhead
Cam shaft bearing bore is also machined in the cylinder head of camshaft type engine, to install camshaft；Cylinder head is combustion chamber
The shape of component part, combustion chamber is very big to the work influence of engine, since gasoline engine is different with the combustion system of diesel engine,
The part difference that combustion chamber is formed in its cylinder head is larger, and the combustion chamber of gasoline engine is mainly in cylinder head, and the combustion of diesel engine
Room is burnt mainly in the pit of top land, cylinder head generally uses gray cast iron or alloy cast iron to cast, and the thermal conductivity of aluminium alloy is good,
Be conducive to improve compression ratio.
Existing engine cylinder cover mostly uses gray cast iron material to be made, but traditional Gray Iron Cylinder Head can no longer meet
The high detonation pressure of heavy duty diesel engine, high power density and light-weighted requirement, and in actual use, when engine oil cylinder
When unloaded, pressure difference can be generated inside and outside oil cylinder, this pressure difference normally results in cylinder cap and is closely adsorbed on oil cylinder, difficult when maintenance
To remove, and the cylinder cap leakproofness conveniently removed is poor, is easy to cause oil leak, bad practicality.
Summary of the invention
In view of the above situation, it is necessary to which a kind of setting raising sealing by adjutage and docking groove A and docking groove B is provided
Property, engine oil cylinder is reduced because of the poorly sealed risk for leading to oil leak；Oil cylinder internal differential pressure is prevented by the setting of fastening assembly
Caused by suction cylinder body is adsorbed, realize the light assembly and disassembly of cylinder body, practicability is more preferably；By cylinder cover component using compacted ink casting
Iron material is made, and the tensile strength and elasticity modulus of vermicular cast iron are high, and the Vermicular Iron Cylinder Head of same size and shape is light-weight,
It is able to bear higher explosion pressure and thermal cycling loads, the higher vermicular cast iron for automobile engine of the limit of anti-crack
Cylinder cap.
A kind of Vermicular Iron Cylinder Head for automobile engine, including cylinder cover component and fastening assembly, fastening assembly and cylinder
Cap assemblies are fixedly connected, and cylinder cover component includes valve mounting hole, docking groove A, docking groove B, valve guide hole A, valve guide hole
B, multiple, Duo Geqi is arranged in cylinder body, adjutage, fastener hole, docking groove C, docking groove D and pipeline installation rack, valve mounting hole
Door mounting hole is equidistantly processed on the top surface outer wall of cylinder body, and the two sides outer wall of cylinder body processes fastener hole, fastener hole it is interior
Portion is fixedly connected by flange with automobile, and docking groove A and docking groove B, docking groove B and pipe is fixedly installed in the front outer wall of cylinder body
Road mounting rack is fixedly connected, and pipeline installation rack setting is multiple, and the inside of each pipeline installation rack processes valve guide hole A, often
The right side of a valve guide hole A processes valve guide hole B, and valve guide hole B is arranged on cylinder body, and cylinder body just faces
Claim installation two adjutages, docking groove C and docking groove D is fixedly mounted in the reverse side of cylinder body, sets between docking groove C and docking groove D
Set fastening assembly；
Fastening assembly includes outer sleeve, fastening bolt, inner sleeve, chassis member and apical axis, and one end of apical axis is actively socketed on
The inside of cylinder body, the other end of apical axis are fixedly attached to the inside of chassis member, chassis member include connecting base plate, cylindrical central sleeve,
Chassis wall and sliding block, the inner wall of cylindrical central sleeve are fixedly connected with one end of apical axis, and the bottom surface of cylindrical central sleeve is fixedly mounted on connection
On chassis, chassis wall is fixedly installed in the outer of connecting base plate, and the outer wall of chassis wall is fixedly connected with a slide block, and sliding block is fastened on inner sleeve
On cylinder；Inner sleeve includes barrel, sliding slot and bolt hole, and sliding block is mobile in the inside of sliding slot, and sliding slot is processed on barrel, on barrel
Bolt hole is also fixedly installed, bolt hole is fixedly connected by internal screw thread with fastening bolt, and fastening bolt is mounted on outer sleeve, outside
The bottom surface of sleeve is fitted closely with cylinder body.
Preferably, the docking groove A is set as arc groove, and docking groove B is set as square groove, the surface bulge of docking groove B
Degree is greater than the surface bulge degree of docking groove A.
Preferably, the valve guide hole A and valve guide hole B are respectively positioned between docking groove A and docking groove B, and valve is led
Pore A and the opening direction of valve guide hole B are mutually perpendicular to.
Preferably, the adjutage is set as hollow semicircular configuration, and two adjutages are fixed on cylinder body by axis
On the joint face of engine oil cylinder.
Preferably, the docking groove C is set as arc groove, and docking groove D is set as square groove, the surface bulge of docking groove D
Degree is greater than the surface bulge degree of docking groove C.
Preferably, the apical axis bottom surface is fitted closely with engine oil cylinder.
Preferably, the sliding slot is set as spiral helicine arc groove.
Preferably, the cylinder cover component is made of vermicular graphite iron material.
1, the above-mentioned Vermicular Iron Cylinder Head for automobile engine, when use by the face down of cylinder cover component with start
Oil cylinder docking, the adjutage and engine oil cylinder of annular are passed through by connecting shaft, realize consolidating for engine oil cylinder and cylinder body
Fixed connection, docking groove A and the docking groove B engaging on engine oil cylinder respectively, cooperate two adjutages to improve engine jointly
The tightness degree that oil cylinder is connect with cylinder body improves leakproofness, reduces engine oil cylinder because of the poorly sealed risk for leading to oil leak.
2, the two sides outer wall of the above-mentioned Vermicular Iron Cylinder Head for automobile engine, cylinder body processes fastener hole, tightly
The inside of solid hole is fixedly connected by flange with automobile, is further ensured the positional stability of engine oil cylinder, is avoided because starting
Oil leak caused by the installation site of Oil cylinder is unstable.
3, the above-mentioned Vermicular Iron Cylinder Head for automobile engine, with hand rotating jacket cylinder when use, drive apical axis to
Outer extraction inwardly squeezes, and drives cylinder body disengaging engine oil cylinder, meeting when oil cylinder zero load by reaction force when being pressed down against
Inside and outside differential pressure is generated, suction caused by anti-pressure difference here adsorbs cylinder body, and practicability is more preferably.
4, the above-mentioned Vermicular Iron Cylinder Head for automobile engine, cylinder cover component is made of vermicular graphite iron material, compacted
The tensile strength and elasticity modulus of black cast iron are high, and the Vermicular Iron Cylinder Head of same size and shape is light-weight, is able to bear higher
Explosion pressure and thermal cycling loads, the limit of anti-crack is higher.
Detailed description of the invention
Fig. 1 is the cylinder cover component reverse structure schematic of the embodiment of the present invention；
Fig. 2 is the cylinder cover component positive structure schematic of the embodiment of the present invention；
Fig. 3 is the outer sleeve structure schematic diagram of the embodiment of the present invention；
Fig. 4 is the inner sleeve structure schematic diagram of the embodiment of the present invention；
Fig. 5 is the inner sleeve and chassis member connection schematic diagram of the embodiment of the present invention；
Fig. 6 is the chassis member structural schematic diagram of the embodiment of the present invention.
In figure: 1, cylinder cover component；11, valve mounting hole；12, docking groove A；13, docking groove B；14, valve guide hole A；
15, valve guide hole B；16, cylinder body；17, adjutage；18, fastener hole；19, docking groove C；110, docking groove D；111, pipeline
Mounting rack；2, fastening assembly；21, outer sleeve；22, fastening bolt；23, inner sleeve；231, barrel；232, sliding slot；233, bolt
Hole；24, chassis member；241, connecting base plate；242, cylindrical central sleeve；243, chassis wall；244, sliding block；25, apical axis.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
A kind of Vermicular Iron Cylinder Head for automobile engine of the present invention is further elaborated.It should be appreciated that described herein
Specific examples are only used to explain the present invention, is not intended to limit the present invention.
A kind of Vermicular Iron Cylinder Head for automobile engine referring to FIG. 1-2, including cylinder cover component 1 and fastening assembly
2, fastening assembly 2 is fixedly connected with cylinder cover component 1, and cylinder cover component 1 is made of vermicular graphite iron material, and cylinder cover component 1 includes gas
Door mounting hole 11, docking groove A12, docking groove B13, valve guide hole A14, valve guide hole B15, cylinder body 16, adjutage 17,
Multiple, multiple valve peaces are arranged in fastener hole 18, docking groove C19, docking groove D110 and pipeline installation rack 111, valve mounting hole 11
Filling the equidistantly processing of hole 11, on the top surface outer wall of cylinder body 16, the two sides outer wall of cylinder body 16 processes fastener hole 18, fastener hole
18 inside is fixedly connected by flange with automobile, the front outer wall fixed setting docking groove A12 and docking groove of cylinder body 16
B13, docking groove A12 are set as arc groove, and docking groove B13 is set as square groove, and the surface bulge degree of docking groove B13 is greater than pair
The surface bulge degree of access slot A12, docking groove B13 are fixedly connected with pipeline installation rack 111, pipeline installation rack 111 be arranged it is multiple,
The inside of each pipeline installation rack 111 processes valve guide hole A14, and the right side of each valve guide hole A14 processes valve
Guide hole B15, valve guide hole A14 and valve guide hole B15 are respectively positioned between docking groove A12 and docking groove B13, valve guide bushing
Hole A14 and the opening direction of valve guide hole B15 are mutually perpendicular to, and valve guide hole B15 is arranged on cylinder body 16, cylinder body 16
Front be symmetrically installed two adjutages 17, adjutage 17 is set as hollow semicircular configuration, and two adjutages 17 pass through axis
It is fixed on the joint face of cylinder body 16 and engine oil cylinder, docking groove C19 and docking groove is fixedly mounted in the reverse side of cylinder body 16
D110, docking groove C19 are set as arc groove, and docking groove D110 is set as square groove, and the surface bulge degree of docking groove D110 is big
In the surface bulge degree of docking groove C19, fastening assembly 2 is set between docking groove C19 and docking groove D110.
Fig. 3-6 is please referred to, fastening assembly 2 includes outer sleeve 21, fastening bolt 22, inner sleeve 23, chassis member 24 and apical axis
25, one end of apical axis 25 is actively socketed on the inside of cylinder body 16, and 25 bottom surface of apical axis is fitted closely with engine oil cylinder, apical axis 25
The other end be fixedly attached to the inside of chassis member 24, chassis member 24 includes connecting base plate 241, cylindrical central sleeve 242, chassis wall
243 and sliding block 244, the inner wall of cylindrical central sleeve 242 be fixedly connected with one end of apical axis 25, the fixed peace in the bottom surface of cylindrical central sleeve 242
On connecting base plate 241, chassis wall 243, the outer wall and sliding block 244 of chassis wall 243 is fixedly installed in the outer of connecting base plate 241
It is fixedly connected, sliding block 244 is fastened on inner sleeve 23；Inner sleeve 23 includes barrel 231, sliding slot 232 and bolt hole 233, sliding block
244 is mobile in the inside of sliding slot 232, and sliding slot 232 is set as spiral helicine arc groove, and sliding slot 232 processes the cylinder on barrel 231
Bolt hole 233 is also fixedly installed on wall 231, bolt hole 233 is fixedly connected by internal screw thread with fastening bolt 22, fastening bolt 22
It is mounted on outer sleeve 21, bottom surface and the cylinder body 16 of outer sleeve 21 fit closely.
Working principle: docking the face down of cylinder cover component 1 with engine oil cylinder when use, valve guide hole A14 and
Valve guide hole B15 is respectively provided with multiple groups, connects respectively from different oil pipes, and two after docking adjutage 17, which is located at, to be started
The two sides of Oil cylinder pass through the adjutage 17 and engine oil cylinder of annular by connecting shaft, realize engine oil cylinder and cylinder body
16 are fixedly connected, docking groove A12 and the docking groove B13 engaging on engine oil cylinder respectively, the two sides outer wall of cylinder body 16
Fastener hole 18 is processed, the inside of fastener hole 18 is fixedly connected by flange with automobile, and one end of apical axis 25 is actively socketed on cylinder
The inside of lid 16, the other end of apical axis 25 are fixedly attached to the inside of chassis member 24, the bottom surface of outer sleeve 21 and cylinder body 16
It fits closely, with hand rotating jacket cylinder 21 when use, outer sleeve 21 is fixedly connected by fastening bolt 22 with barrel 231, housing
21 rotation of cylinder drives barrel 231 to rotate, and spiral helicine arc chute 232 is processed on barrel 231, the inside of sliding slot 232 has
Sliding block 244 is mobile, and when barrel 231 rotates, arc chute 232 is also rotated with it, that is, the cunning being fastened on inside arc chute 232
Block 244 also moves under the drive of 232 side wall of arc chute, and the helical structure of sliding slot 232 makes sliding block 244 when rotated
Helically rise or downward trend, and because one end of sliding block 244 and apical axis 25 is fixed, drive apical axis 25 extract outward or
It inwardly squeezes, 25 bottom surface of apical axis is fitted closely with engine oil cylinder, drives cylinder body 16 de- by reaction force when being pressed down against
From engine oil cylinder.
In summary: a kind of Vermicular Iron Cylinder Head for automobile engine provided by the invention, by cylinder cap group when use
The face down of part 1 is docked with engine oil cylinder, and valve guide hole A14 and valve guide hole B15 are respectively provided with multiple groups, respectively and not
Same oil pipe connects, and two after docking adjutage 17 is located at the two sides of engine oil cylinder, passes through annular by connecting shaft
Adjutage 17 and engine oil cylinder, realize being fixedly connected for engine oil cylinder and cylinder body 16, docking groove A12 and docking groove
The B13 engaging on engine oil cylinder respectively cooperates two adjutages 17 to improve engine oil cylinder jointly and connect with cylinder body 16
Tightness degree, improve leakproofness, reduce engine oil cylinder because of the poorly sealed risk for leading to oil leak, outside the two sides of cylinder body 16
Wall processes fastener hole 18, and the inside of fastener hole 18 is fixedly connected by flange with automobile, further ensures engine oil cylinder
Positional stability avoids oil leak caused by the installation site shakiness because of engine oil cylinder, and one end of apical axis 25 is actively socketed on cylinder
The inside of lid 16, the other end of apical axis 25 are fixedly attached to the inside of chassis member 24, the bottom surface of outer sleeve 21 and cylinder body 16
It fits closely, with hand rotating jacket cylinder 21 when use, outer sleeve 21 is fixedly connected by fastening bolt 22 with barrel 231, housing
21 rotation of cylinder drives barrel 231 to rotate, and spiral helicine arc chute 232 is processed on barrel 231, the inside of sliding slot 232 has
Sliding block 244 is mobile, and when barrel 231 rotates, arc chute 232 is also rotated with it, that is, the cunning being fastened on inside arc chute 232
Block 244 also moves under the drive of 232 side wall of arc chute, and the helical structure of sliding slot 232 makes sliding block 244 when rotated
Helically rise or downward trend, and because one end of sliding block 244 and apical axis 25 is fixed, drive apical axis 25 extract outward or
It inwardly squeezes, 25 bottom surface of apical axis is fitted closely with engine oil cylinder, drives cylinder body 16 de- by reaction force when being pressed down against
From engine oil cylinder, when oil cylinder zero load, can generate inside and outside differential pressure, and suction caused by anti-pressure difference here adsorbs cylinder body 16, practical
Property more preferably, cylinder cover component 1 is made of vermicular graphite iron material, and the tensile strength and elasticity modulus of vermicular cast iron are high, same size
It is light-weight with the Vermicular Iron Cylinder Head of shape, higher explosion pressure and thermal cycling loads are able to bear, the limit of anti-crack is more
It is high.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above are modified or are modified
It is right according to the technical essence of the invention for the equivalent embodiment of equivalent variations, but without departing from the technical solutions of the present invention
Any simple modification, equivalent change and modification made by above embodiments, all of which are still within the scope of the technical scheme of the invention.
Claims (8)
1. a kind of Vermicular Iron Cylinder Head for automobile engine, including cylinder cover component (1) and fastening assembly (2), fastening assembly
(2) it is fixedly connected with cylinder cover component (1), it is characterised in that: the cylinder cover component (1) includes valve mounting hole (11), docking groove A
(12), docking groove B (13), valve guide hole A (14), valve guide hole B (15), cylinder body (16), adjutage (17), fastener hole
(18), multiple, Duo Geqi is arranged in docking groove C (19), docking groove D (110) and pipeline installation rack (111), valve mounting hole (11)
On the top surface outer wall of cylinder body (16), the two sides outer wall of cylinder body (16) processes fastener hole for door mounting hole (11) equidistantly processing
(18), the inside of fastener hole (18) is fixedly connected by flange with automobile, and docking is fixedly installed in the front outer wall of cylinder body (16)
Slot A (12) and docking groove B (13), docking groove B (13) are fixedly connected with pipeline installation rack (111), pipeline installation rack (111) setting
Multiple, the inside of each pipeline installation rack (111) processes valve guide hole A (14), the right side of each valve guide hole A (14)
Valve guide hole B (15) are processed, valve guide hole B (15) is arranged on cylinder body (16), and the front of cylinder body (16) is symmetrical
Two adjutages (17) are installed, docking groove C (19) and docking groove D (110), docking groove C is fixedly mounted in the reverse side of cylinder body (16)
(19) fastening assembly (2) are set between docking groove D (110)；
The fastening assembly (2) includes outer sleeve (21), fastening bolt (22), inner sleeve (23), chassis member (24) and apical axis
(25), one end of apical axis (25) is actively socketed on the inside of cylinder body (16), and the other end of apical axis (25) is fixedly attached to chassis
The inside of part (24), chassis member (24) include connecting base plate (241), cylindrical central sleeve (242), chassis wall (243) and sliding block
(244), the inner wall of cylindrical central sleeve (242) is fixedly connected with one end of apical axis (25), and the bottom surface of cylindrical central sleeve (242) is fixedly mounted
On connecting base plate (241), chassis wall (243) are fixedly installed in the outer of connecting base plate (241), the outer wall of chassis wall (243) with
Sliding block (244) is fixedly connected, and sliding block (244) is fastened on inner sleeve (23)；The inner sleeve (23) includes barrel (231), slides
Slot (232) and bolt hole (233), sliding block (244) is mobile in the inside of sliding slot (232), and sliding slot (232) is processed in barrel (231)
On, it is also fixedly installed on barrel (231) bolt hole (233), bolt hole (233) connects by the way that internal screw thread and fastening bolt (22) are fixed
It connects, fastening bolt (22) is mounted on outer sleeve (21), and bottom surface and the cylinder body (16) of outer sleeve (21) fit closely.
2. a kind of Vermicular Iron Cylinder Head for automobile engine as described in claim 1, it is characterised in that: the docking groove
A (12) is set as arc groove, and docking groove B (13) is set as square groove, and the surface bulge degree of docking groove B (13) is greater than docking groove
The surface bulge degree of A (12).
3. a kind of Vermicular Iron Cylinder Head for automobile engine as described in claim 1, it is characterised in that: the valve is led
Pore A (14) and valve guide hole B (15) are respectively positioned between docking groove A (12) and docking groove B (13), valve guide hole A (14)
It is mutually perpendicular to the opening direction of valve guide hole B (15).
4. a kind of Vermicular Iron Cylinder Head for automobile engine as described in claim 1, it is characterised in that: the adjutage
(17) it is set as hollow semicircular configuration, two adjutages (17) are fixed on cylinder body (16) and engine oil cylinder by axis
On joint face.
5. a kind of Vermicular Iron Cylinder Head for automobile engine as described in claim 1, it is characterised in that: the docking groove
C (19) is set as arc groove, and docking groove D (110) is set as square groove, and the surface bulge degree of docking groove D (110) is greater than docking
The surface bulge degree of slot C (19).
6. a kind of Vermicular Iron Cylinder Head for automobile engine as described in claim 1, it is characterised in that: the apical axis
(25) bottom surface is fitted closely with engine oil cylinder.
7. a kind of Vermicular Iron Cylinder Head for automobile engine as described in claim 1, it is characterised in that: the sliding slot
(232) it is set as spiral helicine arc groove.
8. a kind of Vermicular Iron Cylinder Head for automobile engine as described in claim 1, it is characterised in that: the cylinder cap group
Part (1) is made of vermicular graphite iron material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910816347.6A CN110439703B (en) | 2019-08-30 | 2019-08-30 | Vermicular graphite cast iron cylinder cover for automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910816347.6A CN110439703B (en) | 2019-08-30 | 2019-08-30 | Vermicular graphite cast iron cylinder cover for automobile engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110439703A true CN110439703A (en) | 2019-11-12 |
| CN110439703B CN110439703B (en) | 2024-03-19 |
Family
ID=68438679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910816347.6A Active CN110439703B (en) | 2019-08-30 | 2019-08-30 | Vermicular graphite cast iron cylinder cover for automobile engine |
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| Country | Link |
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| CN (1) | CN110439703B (en) |
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| CN210599202U (en) * | 2019-08-30 | 2020-05-22 | 湖北玛尔帕斯动力科技有限公司 | Vermicular graphite cast iron cylinder cover for automobile engine |
-
2019
- 2019-08-30 CN CN201910816347.6A patent/CN110439703B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19839801A1 (en) * | 1997-09-02 | 1999-03-04 | Nissan Motor | Variable valve actuator for internal combustion engine |
| CN201757008U (en) * | 2010-08-20 | 2011-03-09 | 浙江凯吉汽车零部件制造有限公司 | Electronic spray type cylinder head for automobile engine |
| CN201757009U (en) * | 2010-08-20 | 2011-03-09 | 浙江凯吉汽车零部件制造有限公司 | Cylinder cover of automobile engine |
| CN102562347A (en) * | 2010-12-29 | 2012-07-11 | 福特环球技术公司 | Cylinder block |
| CN208010474U (en) * | 2018-01-24 | 2018-10-26 | 奇瑞汽车股份有限公司 | Boss structure of bolt hole of engine cylinder cover |
| CN210599202U (en) * | 2019-08-30 | 2020-05-22 | 湖北玛尔帕斯动力科技有限公司 | Vermicular graphite cast iron cylinder cover for automobile engine |
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| CN110439703B (en) | 2024-03-19 |
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