CN205914747U - Novel automobile cylinder cover casting is with heat preservation stalk structure - Google Patents
Novel automobile cylinder cover casting is with heat preservation stalk structure Download PDFInfo
- Publication number
- CN205914747U CN205914747U CN201620968263.6U CN201620968263U CN205914747U CN 205914747 U CN205914747 U CN 205914747U CN 201620968263 U CN201620968263 U CN 201620968263U CN 205914747 U CN205914747 U CN 205914747U
- Authority
- CN
- China
- Prior art keywords
- ring
- extra set
- casting
- extra
- cover
- 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.)
- Expired - Fee Related
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a novel automobile cylinder cover casting is with heat preservation stalk structure, including the stalk, the stalk overlaps outward in proper order has I extra cover, II extra covers, I extra cover, II extras cover overcoat have III extra covers, III extras cover overcoat has the sleeve, form no. I cavity between I extra cover and the III extras cover, form no. II cavities between II extras cover and the III extras cover, form no. III cavities between III extras cover and the sleeve. The utility model discloses a no. I cavity, no. II cavities between I extra cover, II extras cover and the III extras cover have reduced the heat loss to through the further reduce heat loss of no. III cavities between III extra covers, the sleeve, reduced the production energy consumption, improved production efficiency, avoid casting defects, improved the life of stalk.
Description
Technical field
This utility model belongs to a kind of precision cast structure and in particular to new automobile cylinder cap casting insulation stalk is tied
Structure.
Background technology
Automobile engine is made up of cylinder block and cylinder cover two large divisions, is inter-connected via a bolt joint.
Cylinder cap is arranged on above cylinder body, from top seal cylinder and constitute combustor.Its frequent and high-temperature high-pressure fuel gas
Contact, therefore bear very big thermic load and mechanical load.It is formed with cooling jacket, cylinder cap inside the cylinder head of water-cooled engine
The cooling water hole of lower surface is communicated with the cooling water hole of cylinder body.Cool down the high-temperature part such as combustor using recirculated water.
Valve seat, valve guide hole are also equipped with cylinder cap, are used for being installed into, exhaust valve, also inlet channel and row
Gas passage etc..The hole installing spark plug is machined with the cylinder head of gasoline engine, and installation spray is machined with the cylinder head of diesel engine
The hole of oily device.Also it is machined with cam shaft bearing bore, in order to install camshaft in the cylinder head of cammer.
Cylinder cap is typically cast using casting pig or alloy cast iron, and the heat conductivity of aluminium alloy is good, is conducive to improving compression ratio, institute
It is used and must get more and more with aluminium alloy cylinder lid in recent years.
But, aluminum alloy cylinder cover there is also some problems in casting process.
Content of the invention
This utility model is to solve the problems, such as that prior art proposes, and its objective is to provide the casting of new automobile cylinder cap
With being incubated stalk structure.
The technical solution of the utility model is: new automobile cylinder cap casting insulation stalk structure, including stalk, institute
State and outside stalk, be cased with extra set, extra set successively, outside described extra set, extra set, be cased with extra set, described
Extra set is outer to be cased with sleeve, formation chamber between described extra set and extra set, and described extra covers and extra set
Between formation chamber, formation chamber between described extra set and sleeve.
Described stalk upper end formation department of assembly, described extra set upper side forms the shoulder hole accommodating department of assembly.
Described extra set includes the upper snap ring of upper end and the lower snap ring of lower end, and described lower snap ring external diameter is less than outside upper snap ring
Footpath, described extra set includes the upper connection ring of upper end and the lower support ring of lower end, described upper connection ring, lower support ring, lower card
Ring external diameter is identical.
Described extra set includes the ladder mounting ring of upper end and the retainer ring of lower end, described outer casing internal diameter and lower card
Ring external diameter is identical, and the shoulder hole of described ladder mounting ring is identical with upper snap ring external diameter.
Described outer casing outer wall, upper snap ring lower surface, lower snap ring upper surface, enclose formation number between number outer casing inner wall
Chamber, described outer casing outer wall, upper connection ring lower surface, lower support ring upper surface, encloses between number outer casing inner wall and is formed
Number chamber.
Described outer casing outer wall, ladder mounting ring lower surface, retainer ring upper surface, sleeve lining enclose formation chamber
Room.
Described retainer ring end face forms through hole, and screw is fixed through above-mentioned through hole with bearing phase.
Described upper snap ring, ladder mounting ring are fixed by radial bolts, described sleeve and ladder mounting ring outer wall it
Between be interference fit.
This utility model covers number chamber and extra set between by extra set, extra, a number chamber reduces
Heat loss, and heat loss is reduced further by number chamber between extra set, sleeve, reduce energy consumption, improve
Production efficiency, it is to avoid casting flaw, improves the service life of stalk.
Brief description
Fig. 1 is front view of the present utility model；
Wherein:
1 stalk 2 extra set
22 times snap rings of snap ring on 21
3 extra sets
32 times support rings of connection ring on 31
4 extra sets
41 ladder mounting ring 42 retainer ring
5 sleeve 6 chambers
No. 8 chambers of No. 7 chambers.
Specific embodiment
Hereinafter, with embodiment, this utility model is described in detail referring to the drawings:
As shown in figure 1, new automobile cylinder cap casting insulation stalk structure, including stalk 1, outside described stalk 1
It is cased with extra set 2, extra set 3 successively, outside described extra set 2, extra set 3, be cased with extra set 4, described extra set
It is cased with sleeve 5, formation chamber 6 between described extra set 2 and extra set 4, described extra set 3 covers 4 with extra outside 4
Between formation chamber 7, formation chamber 8 between described extra set 4 and sleeve 5.
Described stalk 1 upper end formation department of assembly, described extra set 2 upper end forms the shoulder hole accommodating department of assembly.
Described extra set 2 includes the upper snap ring 21 of upper end and the lower snap ring 22 of lower end, and described lower snap ring 22 external diameter is less than upper
Snap ring 21 external diameter, described extra set 3 includes the upper connection ring 31 of upper end and the lower support ring 32 of lower end, described upper connection ring
31st, lower support ring 32, lower snap ring 22 external diameter are identical.
Described extra set 4 includes the ladder mounting ring 41 of upper end and the retainer ring 42 of lower end, and described extra covers 4 internal diameters
Identical with lower snap ring 22 external diameter, the shoulder hole of described ladder mounting ring 41 is identical with upper snap ring 21 external diameter.
Described extra set 2 outer walls, upper snap ring 21 lower surface, lower snap ring 22 upper surface, extra cover and enclose between 4 inwalls
Formation chamber 6, described extra set 3 outer walls, upper connection ring 31 lower surface, lower support ring 32 upper surface, extra cover in 4
Formation chamber 7 is enclosed between wall.
Described extra set 4 outer walls, ladder mounting ring 41 lower surface, retainer ring 42 upper surface, sleeve 5 inwall enclose and are formed
Number chamber 8.
Described retainer ring 42 end face forms through hole, and screw is fixed through above-mentioned through hole with bearing phase.
Described upper snap ring 21, ladder mounting ring 41 are fixed by radial bolts, described sleeve 5 and ladder mounting ring 41
It is interference fit between outer wall.
Described chamber 6, number chamber 7 are insulation air cavity, reduce the heat loss of stalk 1.
Described chamber 8 is filled with insulation material, reduces the heat loss of stalk 1 further.
This utility model covers number chamber and extra set between by extra set, extra, a number chamber reduces
Heat loss, and heat loss is reduced further by number chamber between extra set, sleeve, reduce energy consumption, improve
Production efficiency, it is to avoid casting flaw, improves the service life of stalk.
Claims (8)
1. new automobile cylinder cap casting with insulation stalk structure, including stalk (1) it is characterised in that: described stalk (1)
It is cased with outward extra set (2), extra set (3) successively, outside described extra set (2), extra set (3), be cased with extra set (4),
It is cased with sleeve (5), formation chamber (6) between described extra set (2) and extra set (4), institute outside described extra set (4)
State formation chamber (7) between extra set (3) and extra set (4), shape between described extra set (4) and sleeve (5)
One-tenth chamber (8).
2. new automobile cylinder cap according to claim 1 casting with insulation stalk structure it is characterised in that: described liter of liquid
Pipe (1) upper end formation department of assembly, described extra set (2) upper end forms the shoulder hole accommodating department of assembly.
3. new automobile cylinder cap according to claim 1 casting with insulation stalk structure it is characterised in that: described number
Overcoat (2) includes the upper snap ring (21) of upper end and the lower snap ring (22) of lower end, and described lower snap ring (22) external diameter is less than upper snap ring
(21) external diameter, described extra set (3) includes the upper connection ring (31) of upper end and the lower support ring (32) of lower end, described upper connection
Ring (31), lower support ring (32), lower snap ring (22) external diameter are identical.
4. new automobile cylinder cap according to claim 3 casting with insulation stalk structure it is characterised in that: described number
Overcoat (4) includes the ladder mounting ring (41) of upper end and the retainer ring (42) of lower end, described extra set (4) internal diameter and lower snap ring
(22) external diameter is identical, and the shoulder hole of described ladder mounting ring (41) is identical with upper snap ring (21) external diameter.
5. new automobile cylinder cap according to claim 4 casting with insulation stalk structure it is characterised in that: described number
Overcoat (2) outer wall, upper snap ring (21) lower surface, lower snap ring (22) upper surface, enclose formation number between extra set (4) inwall
Chamber (6), described extra set (3) outer wall, upper connection ring (31) lower surface, lower support ring (32) upper surface, extra set (4)
Formation chamber (7) is enclosed between inwall.
6. new automobile cylinder cap according to claim 4 casting with insulation stalk structure it is characterised in that: described number
Overcoat (4) outer wall, ladder mounting ring (41) lower surface, retainer ring (42) upper surface, sleeve (5) inwall enclose formation chamber
(8).
7. new automobile cylinder cap according to claim 4 casting with insulation stalk structure it is characterised in that: described fixation
Ring (42) end face forms through hole, and screw is fixed through above-mentioned through hole with bearing phase.
8. new automobile cylinder cap according to claim 1 casting with insulation stalk structure it is characterised in that: described upper card
Ring (21), ladder mounting ring (41) are fixed by radial bolts, between described sleeve (5) and ladder mounting ring (41) outer wall
For interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620968263.6U CN205914747U (en) | 2016-08-30 | 2016-08-30 | Novel automobile cylinder cover casting is with heat preservation stalk structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620968263.6U CN205914747U (en) | 2016-08-30 | 2016-08-30 | Novel automobile cylinder cover casting is with heat preservation stalk structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205914747U true CN205914747U (en) | 2017-02-01 |
Family
ID=57868741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620968263.6U Expired - Fee Related CN205914747U (en) | 2016-08-30 | 2016-08-30 | Novel automobile cylinder cover casting is with heat preservation stalk structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205914747U (en) |
-
2016
- 2016-08-30 CN CN201620968263.6U patent/CN205914747U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170201 Termination date: 20180830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |