CN104912685A - Air cylinder head cover of internal combustion engine - Google Patents
Air cylinder head cover of internal combustion engine Download PDFInfo
- Publication number
- CN104912685A CN104912685A CN201510269517.5A CN201510269517A CN104912685A CN 104912685 A CN104912685 A CN 104912685A CN 201510269517 A CN201510269517 A CN 201510269517A CN 104912685 A CN104912685 A CN 104912685A
- Authority
- CN
- China
- Prior art keywords
- head cover
- cylinder
- cover body
- combustion engine
- cylinder head
- 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 15
- 238000005266 casting Methods 0.000 claims abstract description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 239000000945 filler Substances 0.000 claims description 37
- 238000007493 shaping process Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 abstract description 43
- 239000000428 dust Substances 0.000 abstract description 8
- 239000010705 motor oil Substances 0.000 abstract 1
- 239000010721 machine oil Substances 0.000 description 14
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 241000168254 Siro Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000010959 steel Substances 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)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The invention discloses an air cylinder head cover of an internal combustion engine. The air cylinder head cover comprises an air cylinder head cover body, and a covering face is arranged at the lower end of the air cylinder head cover body and provided with a plurality of connecting holes. The air cylinder head cover body is of an aluminum alloy integrated casting forming structure. The air cylinder head cover body is provided with an upward cavity. An inclined face gradually descending is arranged on the upper end cover face of the air cylinder head cover body and provided with a circular platform protruding upwards. An inner thread oil adding port is formed in the center of the circular platform. An oil adding hole cover is in threaded fit with the inner thread oil adding port and is used for sealing the oil adding port. The air cylinder head cover is simple in structure, engine oil can be conveniently added in an engine through the oil adding port, the oil adding port is formed in the circular platform, and therefore dust, mud and other dirt can be prevented from entering an engine body through the oil adding port.
Description
Technical field
The present invention relates to the capping of motor, be specifically related to a kind of cylinder-head cover of internal-combustion engine.
Background technique
Explosive motor (i.e. internal-combustion engine) is made up of body and each driving mechanism be arranged in body, described organization parts mainly comprise cylinder block and crankcase, oil sump, cylinder liner, cylinder head and cylinder-head cover, described oil sump is arranged on the lower end of cylinder block, cylinder head is arranged on the upper end of cylinder block, and cylinder-head cover is arranged on cylinder head by cylinder liner.Motor often adopts machine oil as lubrication and cooling, and to guarantee the normal operation of engine interior parts, machine oil can evaporate minimizing gradually in engine working process.After motor uses a period of time, need to add machine oil in motor, be arrange machine oil to add mouth in cylinder block side at present, this position arranges machine oil and adds mouth, is not easy to refuel.And existing cylinder-head cover adopts steel to be stamped to form, the intensity of cylinder-head cover is low, is not durable, and uses easy oil leakage after a period of time, and the lid face of cylinder-head cover and cylinder head Cover Gasket junction plane exist space, therefore can not effective canned motor body.
Summary of the invention
The object of the invention is, in order to overcome the deficiencies in the prior art, to provide a kind of cylinder-head cover of internal-combustion engine, structure of the present invention is simple, be convenient to add machine oil in motor, and the intensity of cylinder-head cover is high.
Object of the present invention can be achieved through the following technical solutions.
A kind of cylinder-head cover of internal-combustion engine, comprise cylinder-head cover body, the lower end of cylinder-head cover body is closing lid face, described closing lid face is provided with multiple attachment hole, it is characterized in that: described cylinder-head cover body is aluminum alloy integrally casting shaping structure, cylinder-head cover body is provided with cavity upwards, described cylinder-head cover body upper end capping is provided with an inclined-plane reduced gradually, this inclined-plane is provided with the round platform raised up, described round platform center arranges internal thread oil filler, one oil-filling hole cover and internal thread oil filler screw-thread fit, for the sealing to oil filler.
The height of projection at least 5mm of described round platform.
Described round platform is up-small and down-big structure.
The center line of described internal thread oil filler and the inclined-plane oblique of cylinder-head cover body.
The gradient on described cylinder-head cover body inclined-plane is 15 ~ 30 °.
The closing lid face of described cylinder-head cover body is provided with four fitting seats raised up, and described each fitting seat is equipped with attachment hole.
Seal washer is provided with between described internal thread oil filler and oil-filling hole cover.
Beneficial effect of the present invention: cylinder-head cover body of the present invention adopts aluminum alloy integrally casting shaping structure, enhance the intensity of cylinder-head cover body, make compact siro spinning technology between the lid face of cylinder-head cover body and cylinder head Cover Gasket, ensure that the sealability of engine body.Described cylinder-head cover body is provided with cavity upwards, cylinder-head cover body upper end capping is provided with an inclined-plane reduced gradually, this inclined-plane is provided with the round platform raised up, described round platform center arranges internal thread oil filler, one oil-filling hole cover and internal thread oil filler screw-thread fit, for the sealing to oil filler.This internal thread oil filler is convenient to add machine oil in engine body; This internal thread oil filler is arranged on the round platform place on the inclined-plane of cylinder-head cover body, not only can prevent the dirt accumulation such as dust, silt on cylinder-head cover body by this inclined-plane, and when can also prevent from opening oil-filling hole cover by round platform, the dirt such as dust, silt enters in engine body by internal thread oil filler, effectively prevent the wearing and tearing to each driving mechanism of engine interior.Structure of the present invention is simple, in motor, machine oil is added by internal thread oil filler is convenient, effectively ensure that petrolic normal work, this internal thread oil filler is arranged on round platform place and the dirt such as dust, silt can also be avoided to be entered in engine body by oil filler.
The center line of internal thread oil filler of the present invention and the inclined-plane oblique of cylinder-head cover body.Be convenient to be refueled to engine body by oil filler.
Described round platform is up-small and down-big structure.When being processed into, be convenient to the round platform demoulding.
The gradient on described cylinder-head cover body inclined-plane is 15 ~ 30 °.This gradient avoids dust and silting on the inclined-plane of cylinder-head cover body.
The closing lid face of described cylinder-head cover body is provided with four fitting seats raised up, and each fitting seat is provided with attachment hole.Enhanced the intensity of attachment hole by fitting seat, the closing lid face of cylinder-head cover body is connected with cylinder head Cover Gasket more firm, better tightness.
Be provided with seal washer between described internal thread oil filler and oil-filling hole cover, ensure that the sealing of internal thread oil filler.
Accompanying drawing explanation
Fig. 1 is plan view of the present invention;
Fig. 2 is A-A sectional view of the present invention;
Fig. 3 is side view of the present invention;
Fig. 4 is plan view of the present invention;
Fig. 5 is the structural representation that oil-filling hole cover of the present invention and internal thread oil filler match.
In accompanying drawing, 1 is cylinder-head cover body, and 1-1 is capping, and 1-2 is closing lid face, and 1-3 is inclined-plane, and 2 is round platform, and 3 is internal thread oil filler, and 4 is oil-filling hole cover, and 5 is fitting seat, and 5-1 is attachment hole, and 6 is seal washer.
Specific embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
See shown in Fig. 1 to Fig. 5, a kind of cylinder-head cover of internal-combustion engine, comprise cylinder-head cover body 1, the lower end of cylinder-head cover body 1 is closing lid face 1-2, the cavity that cylinder-head cover body 1 is provided with upwards forms capping 1-1, described cylinder-head cover body 1 is aluminum alloy integrally casting shaping structure, cylinder-head cover body 1 adopts aluminum alloy to cast and forms, enhance the intensity of cylinder-head cover body 1, prevent cylinder-head cover body 1 to be out of shape, closing lid face 1-2 and the cylinder head Cover Gasket junction plane of guarantee cylinder-head cover body 1 are tightr.And casting is relative to impact briquetting, each chamfering is more mellow and fuller, more attractive in appearance.The upper end capping 1-1 of described cylinder-head cover body 1 is provided with an inclined-plane 1-3 reduced gradually, the lower end capping 1-1 of cylinder-head cover body 1 is plane and the second inclined-plane, make the capping 1-1 of cylinder-head cover body 1 from top to bottom successively in inclined-plane, plane, the second inclined-plane three part, the gradient of described cylinder-head cover body 1 inclined-plane 1-3 is 15 ~ 30 °, this gradient avoids dust and silting on the inclined-plane of cylinder-head cover body 1, prevent when adding machine oil in motor, dust or silt drop in engine body.This inclined-plane 1-3 is provided with the round platform 2 raised up, the height of projection at least 5mm of described round platform 2, described round platform 2 forms with cylinder-head cover body 1 integrally casting, described round platform 2 is in up-small and down-big structure, the outer surface of round platform 2 is plane of inclination, this structure is convenient to add man-hour in casting, and cylinder-head cover body 1 can fast demoulding.Described round platform 2 center is provided with the tapped hole running through cylinder-head cover body 1, and this tapped hole forms internal thread oil filler 3; The height of projection of round platform 2 described in the present embodiment is 10mm, and when the height of this round platform 2 can prevent from opening internal thread oil filler 3, dust and silt heap enter in engine body by internal thread oil filler 3 wearing and tearing causing each transmission part of motor; And in motor, add machine oil from top to bottom by this internal thread oil filler 3, ensure that each transmission part of motor all drenches and has lubricating oil, improves the operational effect of each transmission part of motor.The center line of described internal thread oil filler 3 and the inclined-plane 1-3 oblique of cylinder-head cover body 1, internal thread oil filler 3 and cylinder-head cover body 1 are inclined to set, and this structure is convenient adds machine oil by internal thread oil filler 3 in engine body.Upper-end surface and the inclined-plane 1-3 of described round platform 2 are not parallel, are convenient to install oil-filling hole cover 4.One oil-filling hole cover 4 and internal thread oil filler 3 screw-thread fit, described oil-filling hole cover 4 i.e. machine oil plug, this machine oil is provided with the outside thread matched with the internal thread of internal thread oil filler 3 beyond the Great Wall, and this machine oil plug is for sealing oil filler; Be provided with seal washer 6 between described internal thread oil filler 3 and oil-filling hole cover 4, make oil-filling hole cover 4 tightr with the connection of internal thread oil filler 3 by seal washer 6, sealability is better, prevents oil leakage or volatilization.
Further, the closing lid face 1-2 of described cylinder-head cover body 1 is provided with four fitting seats raised up, 5, four fitting seats 5 and is all provided with attachment hole 5-1, and cylinder-head cover body 1 to be matched with screw by attachment hole 5-1 and is fixed on cylinder head.This fitting seat 5 improves the intensity of attachment hole, cylinder-head cover body 1 is connected more firm.
Claims (7)
1. the cylinder-head cover of an internal-combustion engine, comprise cylinder-head cover body (1), the lower end of cylinder-head cover body (1) is closing lid face (1-2), described closing lid face (1-2) is provided with multiple attachment hole (5-1), it is characterized in that: described cylinder-head cover body (1) is aluminum alloy integrally casting shaping structure, cylinder-head cover body (1) is provided with cavity upwards, described cylinder-head cover body (1) upper end capping (1-1) is provided with an inclined-plane reduced gradually (1-3), this inclined-plane (1-3) is provided with the round platform (2) raised up, described round platform (2) center arranges internal thread oil filler (3), one oil-filling hole cover (4) and internal thread oil filler (3) screw-thread fit, for the sealing to oil filler.
2. the cylinder-head cover of internal-combustion engine according to claim 1, is characterized in that: the height of projection at least 5mm of described round platform (2).
3. the cylinder-head cover of internal-combustion engine according to claim 1 and 2, is characterized in that: described round platform (2) is in up-small and down-big structure.
4. the cylinder-head cover of internal-combustion engine according to claim 1, is characterized in that: the center line of described internal thread oil filler (3) and inclined-plane (1-3) oblique of cylinder-head cover body (1).
5. the cylinder-head cover of the internal-combustion engine according to claim 1 or 4, is characterized in that: the gradient on described cylinder-head cover body (1) inclined-plane is 15 ~ 30 °.
6. the cylinder-head cover of the internal-combustion engine according to claim 1 or 4, it is characterized in that: the closing lid face (1-2) of described cylinder-head cover body (1) is provided with four fitting seats raised up (5), and described each fitting seat (5) is equipped with attachment hole (5-1).
7. the cylinder-head cover of the internal-combustion engine according to claim 1 or 4, is characterized in that: be provided with seal washer (6) between described internal thread oil filler (3) and oil-filling hole cover (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510269517.5A CN104912685A (en) | 2015-05-25 | 2015-05-25 | Air cylinder head cover of internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510269517.5A CN104912685A (en) | 2015-05-25 | 2015-05-25 | Air cylinder head cover of internal combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104912685A true CN104912685A (en) | 2015-09-16 |
Family
ID=54082069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510269517.5A Pending CN104912685A (en) | 2015-05-25 | 2015-05-25 | Air cylinder head cover of internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104912685A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101956623A (en) * | 2010-04-13 | 2011-01-26 | 力帆实业(集团)股份有限公司 | Cylinder head assembly |
| CN201884141U (en) * | 2010-11-24 | 2011-06-29 | 重庆润通动力有限公司 | Installing structure of cylinder head cover |
| CN202001080U (en) * | 2010-11-19 | 2011-10-05 | 隆鑫通用动力股份有限公司 | Gas-oil separation structure of general gasoline engine |
| CN202970929U (en) * | 2012-12-25 | 2013-06-05 | 重庆银钢科技（集团）有限公司 | Cylinder head cover structure of motorcycle engine |
-
2015
- 2015-05-25 CN CN201510269517.5A patent/CN104912685A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101956623A (en) * | 2010-04-13 | 2011-01-26 | 力帆实业(集团)股份有限公司 | Cylinder head assembly |
| CN202001080U (en) * | 2010-11-19 | 2011-10-05 | 隆鑫通用动力股份有限公司 | Gas-oil separation structure of general gasoline engine |
| CN201884141U (en) * | 2010-11-24 | 2011-06-29 | 重庆润通动力有限公司 | Installing structure of cylinder head cover |
| CN202970929U (en) * | 2012-12-25 | 2013-06-05 | 重庆银钢科技（集团）有限公司 | Cylinder head cover structure of motorcycle engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150916 |