CN212838102U

CN212838102U - Engine and cylinder gasket assembly thereof

Info

Publication number: CN212838102U
Application number: CN202021829111.0U
Authority: CN
Inventors: 李牟; 陈军
Original assignee: Changchun Lantian Sealing Technology Development Co ltd
Current assignee: Changchun Lantian Sealing Technology Development Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-03-30
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a cylinder gasket subassembly, including the regulating layer, the top and the bottom of regulating layer are functional layer and lower functional layer in clearance fit ground parallel arrangement respectively, arbitrary side laminating of regulating layer is fixed with a plurality of and the fire-retardant ring of cylinder port counterpoint complex, arbitrary side laminating of regulating layer is fixed with the gasket, if the gasket with fire-retardant ring is located the homonymy of regulating layer, then the gasket is located adjacent two between the fire-retardant ring. The cylinder pad assembly is high in structural strength, good in sealing effect on the cylinder and capable of effectively guaranteeing stable and reliable operation of the engine. The utility model also discloses an engine of using above-mentioned cylinder pad subassembly.

Description

Engine and cylinder gasket assembly thereof

Technical Field

The utility model relates to an engine supporting assembly technical field, in particular to cylinder gasket subassembly. The utility model discloses still relate to an engine of using this cylinder gasket subassembly.

Background

In the present engine cylinder head gasket subassembly structure, can set up the layer of hindering in the position department that is close to the cylinder port usually to the sealed effect of reinforcing cylinder head gasket to the gas.

In practical application, because the engine can have the condition such as cylinder cap deformation after long-term operation, can lead to being in the cylinder between the cylinder partial pressure and be short enough, form the seepage phenomenon, for this seepage phenomenon of further control, can add the gasket in the position department that lies in between the cylinder in cylinder gasket subassembly major structure usually to fill the structure gap after the cylinder cap warp, improve the sealed effect between the cylinder.

At present, the gasket is generally arranged in the middle of the resistance pad layer in an aligned mode in the assembling process of the gasket, then the edge of each of two ends of the edge is wrapped after the resistance pad layer is bent to form an edge wrapping structure for the gasket, the gasket is reliably fixed in the resistance pad layer and further reliably assembled through the resistance pad layer and a functional layer and other related structural members of a cylinder pad assembly, and the gasket is reliably assembled. However, although the existing assembly structure can meet the basic gasket assembly requirement, the existing assembly structure completely depends on the main structure of the anti-cushion layer to form structural protection and positioning assembly on the gasket, and in some engine equipment with large working condition pressure, especially in some large-displacement engines, due to the fact that the cylinder internal explosion pressure is too large, the anti-cushion layer is easy to break materials at the flanging position where the gasket forms a coating when the equipment runs, so that the assembly structure between the gasket and the anti-cushion layer fails, even the anti-cushion layer and the gasket are dislocated and lost, the whole cylinder sealing structure fails, and serious influence is caused on the stable operation of an engine system.

Therefore, how to improve the structural strength of the cylinder gasket assembly and the sealing effect of the cylinder gasket assembly on the cylinder and ensure stable and reliable operation of the engine is an important technical problem which needs to be solved by technical personnel in the field at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cylinder gasket subassembly, this cylinder gasket subassembly's structural strength is higher, and its sealed effect to the cylinder is better, can effectively guarantee the reliable and stable operation of engine. Another object of the utility model is to provide an use engine of above-mentioned cylinder pad subassembly.

For solving the technical problem, the utility model provides a cylinder gasket subassembly, including the regulating layer, the top and the bottom of regulating layer are functional layer and lower functional layer in clearance fit ground parallel arrangement respectively, arbitrary side laminating of regulating layer is fixed with a plurality ofly and the fire-retardant ring of cylinder port counterpoint complex, arbitrary side laminating of regulating layer is fixed with the gasket, if the gasket with fire-retardant ring is located the homonymy of regulating layer, then the gasket is located adjacent two between the fire-retardant ring.

Preferably, the upper functional layer and the lower functional layer are respectively provided with a plurality of sealing ribs which are in alignment fit with the edge part of the cylinder port, and the gasket is tightly attached to the inner wall of the sealing rib positioned on the same side of the gasket by taking the adjusting layer as a reference.

Preferably, the flame-retardant ring is located between the adjusting layer and the lower functional layer, and the gasket is located between the adjusting layer and the upper functional layer or the lower functional layer.

Preferably, the gasket and the flame-retardant ring are welded and fixed on the adjusting layer.

Preferably, the shim is a stainless steel sheet.

Preferably, the flame retardant ring is a steel part.

The utility model also provides an engine, including a plurality of cylinders and with each cylinder port counterpoint complex cylinder pad subassembly, the cylinder pad subassembly be as above-mentioned arbitrary cylinder pad subassembly.

Compared with the prior art, the utility model provides a cylinder gasket subassembly, in its equipment and the working process, independently assemble gasket and fire-retardant ring respectively on the regulating layer for form such as bordure formation subassembly package assembly no longer between gasket and the fire-retardant ring, thereby effectively avoided the phenomenon that the fire-retardant ring that leads to because of operating mode pressure is great or other circumstances and gasket subassembly structural damage or even became invalid, improved greatly the sealed effect of cylinder gasket subassembly to the cylinder has guaranteed that the whole operation of engine is more reliable and stable, and makes the whole subassembly structural stability of cylinder gasket subassembly better, and structural strength can further improve.

The utility model discloses an in another preferred scheme, go up the functional layer and all have a plurality of sealed muscle with cylinder port border portion counterpoint adaptation down on the functional layer, with the regulating layer is the benchmark, the gasket with be located this gasket homonymy the inner wall of sealed muscle closely laminates. Each gasket can effectively improve the structural strength of each sealed muscle department, realizes the promotion to the structural strength of position between each cylinder from this, guarantees each sealed muscle to the structural seal effect between the adjacent cylinder port and border portion to further guarantee the wholeness ability of engine.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a partial structure of a cylinder head gasket assembly according to an embodiment of the present invention;

FIG. 2 is a sectional view of the gasket and the flame-retardant ring of FIG. 1 taken along line A-A on different sides of the regulating layer;

FIG. 3 is a sectional view of the gasket of FIG. 1 taken along line A-A and the flame retardant ring at the same side of the tuning layer.

Wherein, 11-an adjusting layer, 12-an upper functional layer, 13-a lower functional layer, 14-a flame-retardant ring, 15 gaskets, 16-sealing ribs and 21-a cylinder port.

Detailed Description

The core of the utility model is to provide a cylinder gasket assembly, which has higher structural strength and better sealing effect on the cylinder, and can effectively ensure the stable and reliable operation of the engine; meanwhile, an engine applying the cylinder cushion assembly is provided.

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 3, fig. 1 is a schematic view of a partial structure of a cylinder head gasket assembly according to an embodiment of the present invention; FIG. 2 is a sectional view of the gasket and the flame-retardant ring of FIG. 1 taken along line A-A on different sides of the regulating layer; FIG. 3 is a sectional view of the gasket of FIG. 1 taken along line A-A and the flame retardant ring at the same side of the tuning layer.

In particular embodiment, the utility model provides a cylinder head gasket subassembly, including regulating layer 11, regulating layer 11's top and bottom respectively clearance fit ground parallel arrangement have functional layer 12 and functional layer 13 down, and any side laminating of regulating layer 11 is fixed with a plurality of and cylinder port 21 counterpoint complex fire-retardant ring 14, and any side laminating of regulating layer 11 is fixed with gasket 15, if gasket 15 and fire-retardant ring 14 are located the homonymy of regulating layer 11, then gasket 15 is located between two adjacent fire-retardant rings 14.

In the assembling and working processes, the gasket 15 and the flame-retardant ring 14 are respectively and independently assembled on the adjusting layer 11, so that an assembly assembling structure is not formed between the gasket 15 and the flame-retardant ring 14 in the form of edge covering and the like any more, the phenomenon that the structures of the flame-retardant ring 14 and the gasket 15 are damaged or even lose efficacy due to large working condition pressure or other conditions is effectively avoided, the sealing effect of the cylinder gasket assembly on the cylinder is greatly improved, the whole operation of an engine is ensured to be more stable and reliable, the structural stability of the whole assembly of the cylinder gasket assembly is better, and the structural strength is further improved.

It should be noted that, in practical application, as shown in fig. 2, if the gasket 15 and the flame-retardant ring 14 are separately disposed on different sides of the adjusting layer 11, the local effective thickness of the corresponding matching surface of the flame-retardant ring 14 can be moderately increased, so that the structural strength of the cylinder head gasket assembly to the cylinder port 21 portion is significantly improved; furthermore, if the gasket 15 and the flame-retardant ring 14 are disposed on the same side of the adjustment layer 11, as shown in fig. 3, the arrangement structure can effectively improve the structural strength and reliability of the part of the assembly between the adjacent cylinder ports 21 because the gasket 15 is located between the two adjacent flame-retardant rings 14 and is aligned with the structure of the sealing rib 16 between the adjacent cylinder ports 21. In practical application, a worker can flexibly select the relative position relationship between the gasket 15 and the flame-retardant ring 14 according to specific functional requirements and component arrangement conditions, and in principle, the gasket can meet the actual assembly and use requirements of the cylinder cushion component.

Furthermore, a plurality of sealing ribs 16 which are matched with the edge of the cylinder port 21 in an aligned mode are arranged on the upper functional layer 12 and the lower functional layer 13, and the gasket 15 is tightly attached to the inner wall of the sealing rib 16 which is located on the same side of the gasket 15 by taking the adjusting layer 11 as a reference. The gaskets 15 can effectively improve the structural strength of the corresponding sealing ribs 16, so that the structural strength of the positions between cylinders is improved, and the structural sealing effect of the sealing ribs 16 on the adjacent cylinder ports 21 and the edge parts is ensured, so that the overall performance of the engine is further ensured.

Specifically, the flame-retardant ring 14 is located between the adjustment layer 11 and the lower functional layer 13, and the gasket 15 is located between the adjustment layer 11 and the upper functional layer 12 or the lower functional layer 13. The flame-retardant ring 14 is arranged between the adjusting layer 11 and the lower functional layer 13, so that the adaptation distance between the flame-retardant ring 14 and the cylinder port 21 is smaller, and the structural adaptation and the sealing effect between the flame-retardant ring 14 and the cylinder port 21 are further improved; on the basis of this, the specific assembling position of the gasket 15 can be referred to according to the assembling principle described above, and will not be described herein.

More specifically, the gasket 15 and the flame-retardant ring 14 are welded and fixed to the adjustment layer 11. This kind of welded fastening structure's assembly strength is higher, can effectively guarantee that gasket 15 and fire-retardant ring 14 are all fixed in on the regulating layer 11 reliable and stable to follow-up equipment operation in-process takes place phenomenons such as subassembly fracture, damage or drop, guarantees the structural stability of cylinder pad subassembly, and make its sealed effect to the cylinder more reliable and more stable.

On the other hand, the gasket 15 is a stainless steel sheet, and the flame-retardant ring 14 is a steel member. In addition, under a general working condition, the thickness of the gasket 15 is preferably 0.03 mm. In consideration of the material of the components in practical application and the equipment assembly requirements under different working conditions, the connection mode of welding and fixing the gasket 15, the flame-retardant ring 14 and the adjusting layer 11 is only a conventional choice under general conditions, and in principle, the gasket can meet the actual assembly operation requirements of the cylinder gasket component.

In a specific implementation manner, the utility model provides an engine, including a plurality of cylinders and with each cylinder port counterpoint complex cylinder gasket subassembly, this cylinder gasket subassembly is the cylinder gasket subassembly as in the above embodiment. The cylinder of the engine has good sealing effect, and the whole operation of the engine is stable and reliable.

In conclusion, the utility model provides a cylinder gasket subassembly, in its equipment and the working process, independently assemble gasket and fire-retardant ring respectively on the regulating layer for form such as bordure formation subassembly package assembly no longer between gasket and the fire-retardant ring, thereby effectively avoided the phenomenon that the fire-retardant ring that leads to because of operating mode pressure is great or other circumstances and gasket subassembly structural damage or even became invalid, improved greatly the sealed effect of cylinder gasket subassembly to the cylinder has guaranteed that the whole operation of engine is more reliable and stable, and makes the whole subassembly structural stability of cylinder gasket subassembly better, and structural strength can further improve.

Furthermore, the utility model provides an use engine of above-mentioned cylinder pad subassembly, its cylinder seal effect is better, and the whole operation of engine is comparatively reliable and stable.

It is right above that the utility model provides a cylinder gasket subassembly and applied this cylinder gasket subassembly's engine has carried out the detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A cylinder head gasket assembly, characterized by: the flame-retardant gasket is characterized by comprising an adjusting layer, wherein the top and the bottom of the adjusting layer are respectively provided with an upper functional layer and a lower functional layer in a clearance fit mode in parallel, a plurality of flame-retardant rings which are in contraposition fit with a cylinder port are fixedly attached to any side of the adjusting layer, a gasket is fixedly attached to any side of the adjusting layer, and if the gasket and the flame-retardant rings are located on the same side of the adjusting layer, the gasket is located between every two adjacent flame-retardant rings.

2. The cylinder head gasket assembly as set forth in claim 1, wherein: and the upper functional layer and the lower functional layer are respectively provided with a plurality of sealing ribs which are in alignment fit with the edge part of the cylinder port, and the gasket is tightly attached to the inner wall of the sealing rib positioned on the same side of the gasket by taking the adjusting layer as a reference.

3. The cylinder head gasket assembly as set forth in claim 1, wherein: the flame-retardant ring is located between the adjusting layer and the lower functional layer, and the gasket is located between the adjusting layer and the upper functional layer or the lower functional layer.

4. The cylinder head gasket assembly as set forth in claim 1, wherein: the gasket reaches fire-retardant ring all welded fastening is in on the regulating layer.

5. The cylinder head gasket assembly as set forth in claim 1, wherein: the gasket is a stainless steel sheet.

6. The cylinder head gasket assembly as set forth in claim 1, wherein: the flame-retardant ring is made of steel.

7. The utility model provides an engine, includes a plurality of cylinders and with each cylinder port counterpoint complex cylinder pad subassembly, its characterized in that: the cylinder head gasket assembly of any one of claims 1 to 6.