CN203626998U - Novel metal cylinder head gasket for increasing fuel gas sealing surface pressure for double cylinders arranged in V-shaped mode - Google Patents
Novel metal cylinder head gasket for increasing fuel gas sealing surface pressure for double cylinders arranged in V-shaped mode Download PDFInfo
- Publication number
- CN203626998U CN203626998U CN201320863009.6U CN201320863009U CN203626998U CN 203626998 U CN203626998 U CN 203626998U CN 201320863009 U CN201320863009 U CN 201320863009U CN 203626998 U CN203626998 U CN 203626998U
- Authority
- CN
- China
- Prior art keywords
- metal
- gas sealing
- metal plate
- sealing
- 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.)
- Expired - Fee Related
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 110
- 239000002184 metal Substances 0.000 title claims abstract description 110
- 238000007789 sealing Methods 0.000 title claims abstract description 87
- 239000002737 fuel gas Substances 0.000 title abstract 8
- 239000000110 cooling liquid Substances 0.000 claims abstract description 19
- 238000002485 combustion reaction Methods 0.000 claims abstract description 16
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 8
- 210000003205 muscle Anatomy 0.000 claims description 51
- 210000000078 claw Anatomy 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 2
- 229910052731 fluorine Inorganic materials 0.000 claims description 2
- 239000011737 fluorine Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 24
- 239000000567 combustion gas Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model relates to a novel metal cylinder head gasket for increasing fuel gas sealing surface pressure for double cylinders arranged in a V-shaped mode. The novel metal cylinder head gasket for increasing the fuel gas sealing surface pressure for the double cylinders arranged in the V-shaped mode comprises a gasket body which is formed by connecting an upper metal plate, a lower metal plate and a fuel gas sealing fin, two or more protruding fixed jaws are arranged on the fuel gas sealing fin, the fixed jaws are connected to the lower metal plate and are located at the positions of two corresponding adjacent internal cooling liquid holes, arc-shaped sealing ribs which are arranged on the portions, located on a combustion chamber sealing part, of the upper metal plate and the lower metal plate respectively are connected with two oblique sealing ribs which are arranged on the portions, located on a vortex chamber sealing part, of the upper metal plate and the lower metal plate, a planar sealing belt is formed by the fuel gas sealing fin on the periphery of a combustion chamber hole and the periphery of the vortex chamber sealing part, the centers of the arc-shaped sealing ribs on the upper metal plate and the lower metal plate and the centers of the oblique sealing ribs on the upper metal plate and the lower metal plate coincide, the arc-shaped sealing ribs on the upper metal plate and the lower metal plate and the oblique sealing ribs on the upper metal plate and the lower metal plate are arranged oppositely, and a bidirectional elastic fuel gas sealing belt is formed by the arc-shaped sealing ribs, the oblique sealing ribs and the planar sealing belt. The novel metal cylinder head gasket for increasing the fuel gas sealing surface pressure for the double cylinders arranged in the V-shaped mode has the advantages that the sealing structure is reasonable, the performance is reliable, the sealing effect is good, and the reliability and durability of an engine are greatly improved.
Description
Technical field
The utility model relates to the V-type arrangement twin-tub metal cylinder head gasket that a kind of novel enhanced gas sealing face is pressed, and belongs to engine cylinder ring technical field.
Background technique
Gland shim is the important spare part of motor, is also multi-functional Sealing.Be positioned between cylinder block and head, both sealing load was about 0.3MPa, temperature reaches the cooling liquid of 110 ℃, and pressure is that 0.8MPa, temperature reach the lubricant oil of 160 ℃, and sealing load exceedes 20MPa, 1000 ℃ of above outburst combustion gas of temperature again.Seal the multi-functional characteristic that these three kinds of distinct fluids of character are cylinder head gasket " three envelopes " performances.Its quality directly has influence on the working life of motor.
At present the domestic newly motor of development almost adopts metal cylinder head gasket completely, no longer adopt poor sealing performance, befouling environment, the asbestos seal material forbidden is made cylinder head gasket in the world.The miniature diesel engine of arranging for double-cylinder V-shape, metal cylinder head gasket adopts plane sealing band structure conventionally, if design and fabrication technology is bad, there will be the Seepage such as combustion gas and cooling liquid to leak phenomenon.
Summary of the invention
The purpose of this utility model is to provide a kind of good sealing effect, and the V-type that the novel enhanced gas sealing face of long service life is pressed is arranged twin-tub metal cylinder head gasket.
The utility model is that the technological scheme achieving the above object is: the V-type that a kind of novel enhanced gas sealing face is pressed is arranged twin-tub metal cylinder head gasket, it is characterized in that: comprise the metal upper plate being connected, metal lower plate and be arranged on metal upper plate and metal lower plate between gas sealing sheet form pad, pad is provided with combustion chamber hole, cooling liquid hole, vortex chamber's sealed department and tappet hole and bolt hole, described gas sealing sheet is provided with two fixed claws with projection, and fixed claw is connected in the metal lower plate at corresponding adjacent two interior cooling liquid holes place, in the metal upper plate of combustion chamber sealing portion and metal lower plate, be respectively equipped with arc sealed muscle, in the metal upper plate of vortex chamber's sealed department and metal lower plate, be provided with two inclination shape sealed muscles, arc sealed muscle and two inclination shape sealed muscles join, gas sealing sheet forms plane sealing band at combustion chamber hole periphery and vortex chamber's sealed department periphery, and the arc sealed muscle in metal upper plate and metal lower plate and inclination shape sealed muscle center superposition and oppositely setting, arc sealed muscle and inclination shape sealed muscle and plane sealing band composition bidirectional elastic gas sealing band.
Two inclination shape sealed muscles that the arc sealed muscle that the utility model metal upper plate and metal lower plate are respectively equipped with in combustion chamber sealing portion and vortex chamber's sealed department are provided with respectively join, and gas sealing sheet forms plane sealing band at combustion chamber hole periphery and hole, vortex chamber periphery, therefore metal upper plate can form bidirectional elastic gas sealing band with arc sealed muscle and inclination shape sealed muscle in metal lower plate together with plane sealing band, in the time that combustion gas breaks out upwards jack-up cylinder head, the bidirectional elastic sealing strip of cylinder head gasket discharges the potential energy of storage immediately, make V-type arrange twin-tub metal cylinder head gasket and there is stronger sealing function.V-type of the present utility model is arranged twin-tub metal cylinder head gasket and is sealed and brought the pressure that strengthens gas sealing face by bidirectional elastic; gas seal structure rationally, reliable performance, good sealing effect; long service life; improve greatly reliability and the durability of motor, and be conducive to environmental protection.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is the structural representation that the utility model strengthens the V-type arrangement twin-tub metal cylinder head gasket of gas sealing face pressure.
Fig. 2 is the A-A sectional structure schematic diagram of Fig. 1.
Fig. 3 is the B-B sectional structure schematic diagram of Fig. 1.
Fig. 4 is the C-C sectional structure schematic diagram of Fig. 1.
Fig. 5 is the D-D sectional structure schematic diagram of Fig. 1.
Fig. 6 is that the utility model strengthens the another kind of structural representation of V-type arrangement twin-tub metal cylinder head gasket that gas sealing face is pressed.
Wherein: 1-pad, 2-combustion chamber hole, 3-interior cooling liquid hole, 4-combustion chamber sealing portion, 5-vortex chamber sealed department, 6-tappet hole, 7-rivet, 8-inclination shape sealed muscle, the oblique sealed muscle of 9-introversion, 10-bolt hole, the oblique sealed muscle of 11-flare, 12-arc sealed muscle, 13-outer cooling liquid hole, 14-metal upper plate, 15-metal lower plate, 16-gas sealing sheet, 16-1-fixed claw.
Embodiment
As shown in Fig. 1～6, the V-type that novel enhanced gas sealing face of the present utility model is pressed is arranged twin-tub metal cylinder head gasket, comprise the metal upper plate 14 being connected, metal lower plate 15 and be arranged on metal upper plate 14 and metal lower plate 15 between the pad 1 that forms of gas sealing sheet 16, pad 1 is provided with combustion chamber hole 2, cooling liquid hole, vortex chamber's sealed department and tappet hole 6 and bolt hole 10, cooling liquid of the present utility model hole comprises cooling liquid hole 13 outside the multiple interior cooling liquid hole 3 that arranges along combustion chamber hole 2 peripheries and two of outside, and bolt hole 10 is four bolts hole, wherein two bolts hole can be used as positioning hole, two double spill ports that do of tappet hole 6.
As shown in Figure 1, 2, the utility model gas sealing sheet 16 is provided with two fixed claw 16-1 with projection, and fixed claw 16-1 is connected in the metal lower plate 15 at corresponding adjacent 3 places, two interior cooling liquid holes, fixed claw 16-1 bending on gas sealing sheet 16 is crimped in metal lower plate 15, fixed claw 16-1 can be crimped in metal lower plate 15 in inside or outside bending, gas sealing sheet 16 is arranged between metal upper plate 14 and metal lower plate 15 reliably, makes the fixed claw 16-1 on gas sealing sheet 16 be positioned at the open water annulus groove of cylinder body.
As shown in Fig. 1,3,4, the utility model is respectively equipped with arc sealed muscle 12 in the metal upper plate 14 of combustion chamber sealing portion 4 and metal lower plate 15, and in the metal upper plate 14 of vortex chamber's sealed department 5 and metal lower plate 15, be respectively equipped with two inclination shape sealed muscles 8, arc sealed muscle 12 and two inclination shape sealed muscles 8 join, arc sealed muscle 12 and two inclination shape sealed muscles 8 are closed sealed muscle, by arc sealed muscle 12 and two inclination shape sealed muscles 8 with sealed high pressure combustion gas.The utility model gas sealing sheet 16 forms plane sealing band at combustion chamber hole 2 peripheries and vortex chamber's sealed department periphery, and the arc sealed muscle 12 in metal upper plate 14 and metal lower plate 15 and inclination shape sealed muscle 8 center superpositions and oppositely setting, arc sealed muscle 12 in best metal upper plate 14 and metal lower plate 15 and the 8 inversion symmetry settings of inclination shape sealed muscle, make arc sealed muscle 12 and inclination shape sealed muscle 8 and plane sealing band composition bidirectional elastic gas sealing band, the utility model pad 1 is provided with bidirectional elastic gas sealing band, with in the past only have plane sealing band compared with, there is stronger sealability, in the time that combustion gas breaks out upwards jack-up cylinder head, elastic packing band discharges immediately the potential energy of storage and realizes sealing, this this point for cylinder cap and cylinder block material are all the motor of aluminum alloy is extremely important.
As a shown in Figure 6, it is the open annular cooling water road of the diesel engine cylinder body of two kinds of structures, as shown in Fig. 1,3 and 6, the utility model metal upper plate 14 and metal lower plate 15 are provided with the oblique sealed muscle 11 of enclosed flare and form cooling liquid sealing strip, by cooling liquid sealing strip, open annular cooling water road are sealed.
As shown in Figure 1, 2, the utility model is provided with the oblique sealed muscle 9 of introversion at the tappet hole 6 of metal upper plate 14 and metal lower plate 15 and the periphery of bolt hole 10, simultaneously the periphery in cooling liquid hole 13 is also provided with the oblique sealed muscle 9 of introversion outside, by the oblique sealed muscle 9 of introversion to tappet hole 6, bolt hole 10 and outside cooling liquid hole 13 seal.
As shown in Fig. 1,5 and 6, the utility model metal upper plate 14 is fixedly connected with by rivet 7 with metal lower plate 15, metal upper plate 14 is fixedly connected with metal lower plate 15 by three or more rivets 7 in the oblique sealed muscle of flare 11 outsides of metal upper plate 14 and metal lower plate 15.
In the inner side surface of the utility model metal upper plate 14 or metal lower plate 15, inner side surface scribbles gasket coating, and metal upper plate 14 and metal lower plate 15 are coated with fluorine rubber sealing layer and antifriction anti-stick coating at arc sealed muscle 12 and inclination shape sealed muscle 8 outer surfaces.
Claims (8)
1. the V-type arrangement twin-tub metal cylinder head gasket that novel enhanced gas sealing face is pressed, it is characterized in that: comprise the metal upper plate (14) being connected, metal lower plate (15) and be arranged on metal upper plate (14) and metal lower plate (15) between gas sealing sheet (16) form pad (1), pad (1) is provided with combustion chamber hole (2), cooling liquid hole, vortex chamber's sealed department (5) and tappet hole (6) and bolt hole (10), described gas sealing sheet (16) is provided with two fixed claws with projection (16-1), and fixed claw (16-1) is connected in the metal lower plate (15) of locating in corresponding adjacent two interior cooling liquid holes (3), in the metal upper plate (14) of combustion chamber sealing portion (4) and metal lower plate (15), be respectively equipped with arc sealed muscle (12), in the metal upper plate (14) of vortex chamber's sealed department (5) and metal lower plate (15), be provided with two inclination shape sealed muscles (8), arc sealed muscle (12) joins with two inclination shape sealed muscles (8), gas sealing sheet (16) forms plane sealing band at combustion chamber hole (2) periphery and vortex chamber's sealed department (5) periphery, and the arc sealed muscle (12) in metal upper plate (14) and metal lower plate (15) and inclination shape sealed muscle (8) center superposition and oppositely setting, arc sealed muscle (12) and inclination shape sealed muscle (8) and plane sealing band composition bidirectional elastic gas sealing band.
2. the V-type that novel enhanced gas sealing face according to claim 1 is pressed is arranged twin-tub metal cylinder head gasket, it is characterized in that: the arc sealed muscle (12) in described metal upper plate (14) and metal lower plate (15) and inclination shape sealed muscle (8) inversion symmetry setting.
3. the V-type that novel enhanced gas sealing face according to claim 1 is pressed is arranged twin-tub metal cylinder head gasket, it is characterized in that: described metal upper plate (14) and metal lower plate (15) are provided with the oblique sealed muscle of enclosed flare (11) and form cooling liquid sealing strip.
4. the V-type that novel enhanced gas sealing face according to claim 1 is pressed is arranged twin-tub metal cylinder head gasket, it is characterized in that: described metal upper plate (14) and metal lower plate (15) are provided with the oblique sealed muscle of introversion (9) at the periphery of tappet hole (6) and bolt hole (10).
5. the V-type that novel enhanced gas sealing face according to claim 1 is pressed is arranged twin-tub metal cylinder head gasket, it is characterized in that: fixed claw (16-1) bending on described gas sealing sheet (16) is crimped in metal lower plate (15).
6. the V-type that novel enhanced gas sealing face according to claim 1 is pressed is arranged twin-tub metal cylinder head gasket, it is characterized in that: described metal upper plate (14) is fixedly connected with by rivet (7) with metal lower plate (15).
7. the V-type of pressing according to the novel enhanced gas sealing face one of claim 1 to 4 Suo Shu is arranged twin-tub metal cylinder head gasket, it is characterized in that: the upper inner side surface of described metal upper plate (14) or metal lower plate (15) scribbles gasket coating.
8. the V-type that novel enhanced gas sealing face according to claim 1 is pressed is arranged twin-tub metal cylinder head gasket, and its feature is: described metal upper plate (14) and metal lower plate (15) are coated with fluorine rubber gasket coating and antifriction release coating at arc sealed muscle (12) and inclination shape sealed muscle (8) outer surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320863009.6U CN203626998U (en) | 2013-12-25 | 2013-12-25 | Novel metal cylinder head gasket for increasing fuel gas sealing surface pressure for double cylinders arranged in V-shaped mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320863009.6U CN203626998U (en) | 2013-12-25 | 2013-12-25 | Novel metal cylinder head gasket for increasing fuel gas sealing surface pressure for double cylinders arranged in V-shaped mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203626998U true CN203626998U (en) | 2014-06-04 |
Family
ID=50813484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320863009.6U Expired - Fee Related CN203626998U (en) | 2013-12-25 | 2013-12-25 | Novel metal cylinder head gasket for increasing fuel gas sealing surface pressure for double cylinders arranged in V-shaped mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203626998U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105317582A (en) * | 2014-06-17 | 2016-02-10 | 乐贤君 | Novel multi-wave metal engine cylinder cover sealing gasket |
-
2013
- 2013-12-25 CN CN201320863009.6U patent/CN203626998U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105317582A (en) * | 2014-06-17 | 2016-02-10 | 乐贤君 | Novel multi-wave metal engine cylinder cover sealing gasket |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203626998U (en) | Novel metal cylinder head gasket for increasing fuel gas sealing surface pressure for double cylinders arranged in V-shaped mode | |
| CN204419394U (en) | A kind of cylinder gasket comprising cylinder choma structure | |
| CN205225474U (en) | Internal -combustion engine cylinder head gas seal structure | |
| CN202209224U (en) | Multi-layer metal cylinder cushion of a novel cooling liquid sealing structure | |
| CN214273821U (en) | Engine cylinder gasket with sealed spacing piece | |
| CN1978955A (en) | Sealing piston-ring | |
| CN214196498U (en) | Novel multilayer metal cylinder gasket with structure changing shape of whole water channel sealing rib | |
| CN202140196U (en) | Cylinder gasket and sealing structure of high-power internal-combustion engine | |
| CN202628312U (en) | Composite type cylinder cover gasket with double-combination type sealing structure | |
| CN2906092Y (en) | Sealed piston ring | |
| CN208702559U (en) | A kind of vehicle piston of good airproof performance | |
| CN202176421U (en) | Sealing gasket of internal-combustion engine | |
| CN205047315U (en) | High -sealing piston | |
| CN106050465A (en) | Combined type piston | |
| CN107842441B (en) | Engine cylinder gasket and automobile engine | |
| CN208203433U (en) | A kind of multi-layer metal cylinder gasket of new construction | |
| CN202273774U (en) | Multilayer metal cylinder cushion with novel multi-composition type gas sealing structure | |
| CN203430656U (en) | Non-asbestos cylinder cover gasket used for balancing gas seal surface pressure and provided with narrow beam between cylinders | |
| CN207131500U (en) | A kind of novel belt supports high-intensity sealing pad | |
| CN103758653B (en) | Diesel engine cylinder cover for high-speed ship | |
| CN202596919U (en) | High-temperature resistant and energy-saving head gasket | |
| CN202628307U (en) | Combined piston ring | |
| CN217002081U (en) | Corrosion-resistant high-load-strength cylinder gasket | |
| CN203067122U (en) | Cylinder ring with high sealing performance | |
| CN202451296U (en) | Novel multilayer metal cylinder gasket for enhancing gas sealing surface pressure |
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: 20140604 |