CN105464829A - Gas sealing structure of cylinder cover of internal combustion engine - Google Patents
Gas sealing structure of cylinder cover of internal combustion engine Download PDFInfo
- Publication number
- CN105464829A CN105464829A CN201510986031.3A CN201510986031A CN105464829A CN 105464829 A CN105464829 A CN 105464829A CN 201510986031 A CN201510986031 A CN 201510986031A CN 105464829 A CN105464829 A CN 105464829A
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- CN
- China
- Prior art keywords
- cylinder
- annular groove
- cylinder head
- head
- combustion engine
- 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
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 25
- 238000007789 sealing Methods 0.000 title abstract description 24
- 230000006835 compression Effects 0.000 claims abstract description 17
- 238000007906 compression Methods 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 7
- 239000000567 combustion gas Substances 0.000 description 5
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005474 detonation Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000002435 tendon Anatomy 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
- F02F11/00—Arrangements of sealings in combustion engines
- F02F11/002—Arrangements of sealings in combustion engines involving 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
- F02F1/00—Cylinders; Cylinder heads
- F02F1/004—Cylinder liners
-
- 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
- F02F11/005—Arrangements of sealings in combustion engines involving cylinder liners
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gasket Seals (AREA)
Abstract
A gas sealing structure of a cylinder cover of an internal combustion engine comprises the cylinder cover, a cylinder gasket, a cylinder sleeve and a cylinder body, wherein the cylinder sleeve is coaxially arranged in a cylinder hole of the cylinder body, and the tops of the cylinder sleeve and the cylinder body are in compression fit with the bottom of the cylinder cover through the cylinder gasket; the inner edge of the top surface of the cylinder sleeve is provided with an inner ring platform, the top surface of the inner ring platform is contacted with the bottom surface of the cylinder cover, the outer edge of the top surface of the cylinder sleeve is provided with an outer ring platform, the cylinder cover right above the top surface of the outer ring platform is provided with an annular groove, and the annular groove is in tight fit with the outer ring platform through a cylinder gasket in a pressing manner; the diameter of the inner edge of the annular groove is larger than or equal to that of the inner edge of the top surface of the outer annular table, and the diameter of the outer edge of the annular groove is smaller than or equal to that of the outer edge of the top surface of the outer annular table. The design has the advantages of good air tightness, long service life, simple structure and low manufacturing cost.
Description
Technical field
The present invention relates to the sealing configuration of combustion engine cylinder head, particularly relate to a kind of combustion engine cylinder head gas seal structure, be specifically applicable to strengthen sealability, simplify production technology.
Background technique
Combustion chambers of internal combustion engines can produce high temperature, high-pressure gas up to 1000 DEG C when fuel combustion, must have a kind of sealing configuration reliably to ensure that combustion gas does not leak outside, in order to avoid the power of reduction internal-combustion engine, performance and reliability between cylinder head and cylinder block.Be assemblied in the head gasket between cylinder block and cylinder head, its major function is sealing, be the sealing load that firing chamber, cooling liquid and grease channel provide certain, ensure the effective sealing between cylinder block and head, the combustion gas of what wherein maximum, the reliability of technical difficulty was difficult to ensure most is exactly high temperature, high pressure.Along with the progressively upgrading of discharge and continually strengthening of structure, motor detonation pressure also increases thereupon, and cylinder head gasket structure pattern has gradually adopted full-metallic type.Current adopted multilayer full-metallic or individual layer all-metal cylinder gasket, due to the characteristic of adopted steel plate materials or the narrow limitation of structural design, there is non-refractory high pressure, working life is short, sealing effect is not good defect in part; Such as multilayer all-metal cylinder gasket hermetic seal position generally adopts flange or clad structure, cylinder head bolt pretightening force huge during assembling may cause flange or clad structure to damage, and combustion gas also easily enters between layers during engine running, in the course of time cause sealing unreliable, individual layer all-metal cylinder gasket generally adopts structure flat board stamping out convex tendon, if it is improper that this structure designs, when can cause tools for bolts ' pretension, convex rib structure is driven plain, and affects sealing effect.For ensureing reliable sealing effect, need to adopt the complicated sealing configuration of good material and design, this often causes manufacturing process difficulty and cost of parts to remain high.How to improve and to ensure that the sealing of firing chamber is the direction that people study and make great efforts always.
Chinese patent Authorization Notice No. is CN202140196U, and authorized announcement date is that the utility model patent on February 8th, 2012 discloses a kind of heavy duty head gasket and sealing configuration, comprises head gasket, cylinder liner, cylinder block and head.The triangle annulus that the upper plane intermediate portion of the cylinder sleeve shoulder of cylinder liner has a circle outstanding, common low carbon steel sheet head gasket is assemblied in cylinder head and between cylinder liner and cylinder block, during assembling, the fastening force of clamping bolt makes head gasket produce plastic deformation, in cylinder head and form A, B, C, D quadruple dioptric type seal area between cylinder liner and cylinder block, reach tightly prevent the indoor High Temperature High Pressure of cylinder combustion combustion gas toward the object of external leakage.Although this model utility can gap effectively between blanket gas cylinder sleeve and head gasket, still there is following defect in it:
1, the head gasket of this model utility and cylinder should between sealing only rely on bolt pretightening, use for a long time, there is the unstable hidden danger of sealing.
Summary of the invention
The object of the invention is the problem overcoming the sealing reliability difference existed in prior art, provide the combustion engine cylinder head gas seal structure that a kind of sealing reliability is high
For realizing above object, technical solution of the present invention is:
A kind of combustion engine cylinder head gas seal structure, comprises cylinder head, head gasket, cylinder liner and cylinder block, is coaxially arranged with cylinder liner in the cylinder-bore of described cylinder block, and the top of cylinder liner and cylinder block is all by the bottom compression fit of head gasket and cylinder head;
The inward flange of described cylinder liner end face is provided with interior land, the described end face of interior land contacts with the bottom surface of cylinder head, the outward edge of described cylinder liner end face is provided with outer land, cylinder head directly over described outer shroud countertop is provided with annular groove, and described annular groove is by head gasket and outer land compression fit; The inward flange diameter of described annular groove is more than or equal to the inward flange diameter of outer shroud countertop, and the outward edge diameter of described annular groove is less than or equal to the outward edge diameter of outer shroud countertop.
The annular mesa-shaped structure of described outer land to be cross section be trapezoidal projection, the circular groove structure of described annular groove to be cross section be semicircular arc.
The annular mesa-shaped structure of described outer land to be cross section be trapezoidal projection, described annular groove is the circular groove structure of rectangular in cross-section.
Be provided with fillet structure between the bottom interior edge of described annular groove and cylinder head bottom surface, between the bottom outer edge of described annular groove and cylinder head bottom surface, be provided with fillet structure.
The end face of described outer land and side all with the bottom surface compression fit of head gasket, the top of described head gasket is filled in annular groove inside, and the end face of described cylinder block is by the bottom surface compression fit of head gasket and cylinder head.
The bottom of described cylinder head is coaxially arranged with at least two annular grooves.
Described head gasket is the pad of slab construction, and the thickness of head gasket is 0.5 Hao meter – 2.5 millimeters.
Described head gasket is manufactured by steel plate materials, and the thickness of head gasket is 1 Hao meter – 1.5 millimeters, and the groove depth of described annular groove is 0.1 Hao meter – 0.6 millimeter.
Compared with prior art, beneficial effect of the present invention is:
1, a kind of combustion engine cylinder head gas seal structure China and foreign countries of the present invention land coordinates with annular groove case, head gasket is under the effect of cylinder head fixing bolt pretightening force, fit closely outer land being formed with outer land of head gasket bottom surface seals, and the end face of head gasket to be filled in annular groove and to be formed with annular groove and seals; Form sealing configuration closely between such design thing cylinder head and cylinder block, improve the reliability of cylinder head sealing.Therefore, the design seals tightly, reliability is high.
2, in a kind of combustion engine cylinder head gas seal structure of the present invention, the bottom of cylinder head is coaxially arranged with at least two annular grooves, and such being designed with helps strengthen the sealing effect between cylinder head and head gasket, effective increasing service life of engine.Therefore, the design's good sealing effect, long service life.
3, in a kind of combustion engine cylinder head gas seal structure of the present invention, head gasket is single flat plate structure, and structure is simple, easy to process, low cost of manufacture, installs and uses rear good seal performance, can play good seal action under the limited conditions of High Temperature High Pressure.Therefore, the design's low cost of manufacture easy to process.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the enlarged diagram at A place in Fig. 1.
Fig. 3 is the structural representation of embodiment 4.
In figure: cylinder head 1, annular groove 11, head gasket 2, cylinder liner 3, interior land 31, outer land 32, cylinder block 4.
Embodiment
Illustrate that the present invention is further detailed explanation with embodiment below in conjunction with accompanying drawing.
See figure 1 – Fig. 3, a kind of combustion engine cylinder head gas seal structure, comprise cylinder head 1, head gasket 2, cylinder liner 3 and cylinder block 4, be coaxially arranged with cylinder liner 3 in the cylinder-bore of described cylinder block 4, the top of cylinder liner 3 and cylinder block 4 is all by the bottom compression fit of head gasket 2 with cylinder head 1;
The inward flange of described cylinder liner 3 end face is provided with interior land 31, the end face of described interior land 31 contacts with the bottom surface of cylinder head 1, the outward edge of described cylinder liner 3 end face is provided with outer land 32, cylinder head 1 directly over described outer land 32 end face is provided with annular groove 11, and described annular groove 11 is by head gasket 2 and outer land 32 compression fit; The inward flange diameter of described annular groove 11 is more than or equal to the inward flange diameter of outer land 32 end face, and the outward edge diameter of described annular groove 11 is less than or equal to the outward edge diameter of outer land 32 end face.
The annular mesa-shaped structure of described outer land 32 to be cross sections be trapezoidal projection, the circular groove structure of described annular groove 11 to be cross sections be semicircular arc.
The annular mesa-shaped structure of described outer land 32 to be cross sections be trapezoidal projection, described annular groove 11 is circular groove structures of rectangular in cross-section.
Be provided with fillet structure between the bottom interior edge of described annular groove 11 and cylinder head bottom surface, between the bottom outer edge of described annular groove 11 and cylinder head bottom surface, be provided with fillet structure.
The end face of described outer land 32 and side all with the bottom surface compression fit of head gasket 2, it is inner that the top of described head gasket 2 is filled in annular groove 11, and the end face of described cylinder block 4 is by the bottom surface compression fit of head gasket 2 with cylinder head 1.
The bottom of described cylinder head 1 is coaxially arranged with at least two annular grooves 11.
Described head gasket 2 is the pad of slab construction, and the thickness of head gasket 2 is 0.5 Hao meter – 2.5 millimeters.
Described head gasket 2 is manufactured by steel plate materials, and the thickness of head gasket 2 is 1 Hao meter – 1.5 millimeters, and the groove depth of described annular groove 11 is 0.1 Hao meter – 0.6 millimeter.
Principle of the present invention is described as follows:
Head gasket 2 can adopt multiple material manufacture, as nonmetal in non-asbestos and steel, copper, aluminium etc.Raise with motor detonation pressure, sealing combustion gas part, metallic material is the development trend of head gasket 2 manufactured materials, prioritizing selection steel plate.
Under the effect of cylinder head fixing bolt pretightening force, there is deformation and fill cylinder liner 3 and the gap between cylinder block 4 and cylinder head 1, thus realize the excellent sealing of cylinder in head gasket 2.
The cross section of the outer land 32 of the design can also be rectangular configuration, and the cross section of the design's annular groove 11 can also be triangular structure.
The annular groove section selection of different size, shape is that the working environment of material, thickness and cylinder interior according to cylinder liner determines.
Embodiment 1:
See Fig. 1, Fig. 2, a kind of combustion engine cylinder head gas seal structure, comprise cylinder head 1, head gasket 2, cylinder liner 3 and cylinder block 4, be coaxially arranged with cylinder liner 3 in the cylinder-bore of described cylinder block 4, the top of cylinder liner 3 and cylinder block 4 is all by the bottom compression fit of head gasket 2 with cylinder head 1; The inward flange of described cylinder liner 3 end face is provided with interior land 31, the end face of described interior land 31 contacts with the bottom surface of cylinder head 1, the outward edge of described cylinder liner 3 end face is provided with outer land 32, cylinder head 1 directly over described outer land 32 end face is provided with annular groove 11, and described annular groove 11 is by head gasket 2 and outer land 32 compression fit; The inward flange diameter of described annular groove 11 is more than or equal to the inward flange diameter of outer land 32 end face, and the outward edge diameter of described annular groove 11 is less than or equal to the outward edge diameter of outer land 32 end face; The annular mesa-shaped structure of described outer land 32 to be cross sections be trapezoidal projection, the circular groove structure of described annular groove 11 to be cross sections be semicircular arc; The end face of described outer land 32 and side all with the bottom surface compression fit of head gasket 2, it is inner that the top of described head gasket 2 is filled in annular groove 11, and the end face of described cylinder block 4 is by the bottom surface compression fit of head gasket 2 with cylinder head 1; Described head gasket 2 is the pad of slab construction, and the thickness of head gasket 2 is 2 millimeters.
Embodiment 2:
Embodiment 2 its difference substantially the same manner as Example 1 is: be provided with fillet structure between the bottom interior edge of described annular groove 11 and cylinder head bottom surface, is provided with fillet structure between the bottom outer edge of described annular groove 11 and cylinder head bottom surface.
Embodiment 3:
See Fig. 3, embodiment 3 its difference substantially the same manner as Example 1 is: the bottom of described cylinder head 1 is coaxially arranged with two annular grooves 11; The annular mesa-shaped structure of described outer land 32 to be cross sections be trapezoidal projection, described annular groove 11 is circular groove structures of rectangular in cross-section, described head gasket 2 is manufactured by steel plate materials, and the thickness of head gasket 2 is 1 millimeter, and the groove depth of described annular groove 11 is 0.3 millimeter.
Embodiment 4:
Embodiment 4 its difference substantially the same manner as Example 1 is: the bottom of described cylinder head 1 is coaxially arranged with three each and every one annular grooves 11; Described head gasket 2 is manufactured by steel plate materials, and the thickness of head gasket 2 is 1.5 millimeters, and the groove depth of described annular groove 11 is 0.5 millimeter.
Claims (8)
1. a combustion engine cylinder head gas seal structure, comprise cylinder head (1), head gasket (2), cylinder liner (3) and cylinder block (4), cylinder liner (3) is coaxially arranged with in the cylinder-bore of described cylinder block (4), the top of cylinder liner (3) and cylinder block (4), all by the bottom compression fit of head gasket (2) with cylinder head (1), is characterized in that:
The inward flange of described cylinder liner (3) end face is provided with interior land (31), the end face of described interior land (31) contacts with the bottom surface of cylinder head (1), the outward edge of described cylinder liner (3) end face is provided with outer land (32), cylinder head (1) directly over described outer land (32) end face is provided with annular groove (11), and described annular groove (11) is by head gasket (2) and outer land (32) compression fit; The inward flange diameter of described annular groove (11) is more than or equal to the inward flange diameter of outer land (32) end face, and the outward edge diameter of described annular groove (11) is less than or equal to the outward edge diameter of outer land (32) end face.
2. a kind of combustion engine cylinder head gas seal structure according to claim 1, is characterized in that: the annular mesa-shaped structure of described outer land (32) to be cross section be trapezoidal projection, the circular groove structure of described annular groove (11) to be cross section be semicircular arc.
3. a kind of combustion engine cylinder head gas seal structure according to claim 1, is characterized in that: the annular mesa-shaped structure of described outer land (32) to be cross section be trapezoidal projection, described annular groove (11) is the circular groove structure of rectangular in cross-section.
4. a kind of combustion engine cylinder head gas seal structure according to Claims 2 or 3, it is characterized in that: between the bottom interior edge of described annular groove (11) and cylinder head bottom surface, be provided with fillet structure, between the bottom outer edge of described annular groove (11) and cylinder head bottom surface, be provided with fillet structure.
5. a kind of combustion engine cylinder head gas seal structure according to claim 1,2 or 3, it is characterized in that: the end face of described outer land (32) and side all with the bottom surface compression fit of head gasket (2), the top of described head gasket (2) is filled in annular groove (11) inside, and the end face of described cylinder block (4) is by the bottom surface compression fit of head gasket (2) with cylinder head (1).
6. a kind of combustion engine cylinder head gas seal structure according to claim 5, is characterized in that: the bottom of described cylinder head (1) is coaxially arranged with at least two annular grooves (11).
7. a kind of combustion engine cylinder head gas seal structure according to claim 6, is characterized in that: the pad that described head gasket (2) is slab construction, and the thickness of head gasket (2) is 0.5 Hao meter – 2.5 millimeters.
8. a kind of combustion engine cylinder head gas seal structure according to claim 7, it is characterized in that: described head gasket (2) is manufactured by steel plate materials, the thickness of head gasket (2) is 1 Hao meter – 1.5 millimeters, and the groove depth of described annular groove (11) is 0.1 Hao meter – 0.6 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510986031.3A CN105464829A (en) | 2015-12-25 | 2015-12-25 | Gas sealing structure of cylinder cover of internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510986031.3A CN105464829A (en) | 2015-12-25 | 2015-12-25 | Gas sealing structure of cylinder cover of internal combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105464829A true CN105464829A (en) | 2016-04-06 |
Family
ID=55602912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510986031.3A Pending CN105464829A (en) | 2015-12-25 | 2015-12-25 | Gas sealing structure of cylinder cover of internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105464829A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681338A (en) * | 2019-03-07 | 2019-04-26 | 广西玉柴机器股份有限公司 | The cylinder sleeve positioning and mounting structure of Combined cylinder lid engine |
| CN112664348A (en) * | 2020-12-28 | 2021-04-16 | 江苏鑫田柴油机有限公司 | Anti-explosion high-temperature-resistant high-pressure-resistant sealing structure for joint surface of cylinder cover and machine body |
| CN115822808A (en) * | 2022-12-31 | 2023-03-21 | 东风商用车有限公司 | Cylinder gasket sealing structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5125375A (en) * | 1991-09-26 | 1992-06-30 | Deere & Company | Cylinder liner sealing structure |
| US5752480A (en) * | 1995-10-13 | 1998-05-19 | Scania Cv Aktiebolac | Device for sealing a combustion chamber of a combustion engine |
| JPH11108188A (en) * | 1997-10-01 | 1999-04-20 | Nippon Packing Kogyo Kk | Cylinder head gasket |
| US20020033149A1 (en) * | 2000-09-19 | 2002-03-21 | Hino Motors Ltd. | Cooling system for cylinder liner |
| CN205225474U (en) * | 2015-12-25 | 2016-05-11 | 东风商用车有限公司 | Gas sealing structure for cylinder head of internal combustion engine |
-
2015
- 2015-12-25 CN CN201510986031.3A patent/CN105464829A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5125375A (en) * | 1991-09-26 | 1992-06-30 | Deere & Company | Cylinder liner sealing structure |
| US5752480A (en) * | 1995-10-13 | 1998-05-19 | Scania Cv Aktiebolac | Device for sealing a combustion chamber of a combustion engine |
| JPH11108188A (en) * | 1997-10-01 | 1999-04-20 | Nippon Packing Kogyo Kk | Cylinder head gasket |
| US20020033149A1 (en) * | 2000-09-19 | 2002-03-21 | Hino Motors Ltd. | Cooling system for cylinder liner |
| CN205225474U (en) * | 2015-12-25 | 2016-05-11 | 东风商用车有限公司 | Gas sealing structure for cylinder head of internal combustion engine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681338A (en) * | 2019-03-07 | 2019-04-26 | 广西玉柴机器股份有限公司 | The cylinder sleeve positioning and mounting structure of Combined cylinder lid engine |
| CN112664348A (en) * | 2020-12-28 | 2021-04-16 | 江苏鑫田柴油机有限公司 | Anti-explosion high-temperature-resistant high-pressure-resistant sealing structure for joint surface of cylinder cover and machine body |
| CN115822808A (en) * | 2022-12-31 | 2023-03-21 | 东风商用车有限公司 | Cylinder gasket sealing structure |
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Application publication date: 20160406 |
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