CN208670033U - Metal sealing piston ring - Google Patents
Metal sealing piston ring Download PDFInfo
- Publication number
- CN208670033U CN208670033U CN201821191918.9U CN201821191918U CN208670033U CN 208670033 U CN208670033 U CN 208670033U CN 201821191918 U CN201821191918 U CN 201821191918U CN 208670033 U CN208670033 U CN 208670033U
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- China
- Prior art keywords
- piston ring
- clinch
- ontology
- metal sealing
- ring ontology
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- 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.)
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- 238000007789 sealing Methods 0.000 title claims abstract description 49
- 239000002184 metal Substances 0.000 title claims abstract description 45
- 239000000446 fuel Substances 0.000 claims abstract description 29
- 230000013011 mating Effects 0.000 claims description 16
- 239000011253 protective coating Substances 0.000 claims description 15
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 5
- 230000003746 surface roughness Effects 0.000 claims description 5
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000007142 ring opening reaction Methods 0.000 description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
Metal sealing piston ring；Its composition is as follows: piston ring ontology (1), clinch (2)；Wherein: piston ring ontology (1) is the main structure of entire part, is specifically the annular element for having fracture；The incision position of piston ring ontology (1) is provided with the mutually matched clinch of relative extension (2)；The inner ring lateral position for being parallel to axis is provided at least 1 or 2 or many places trapped fuel slot (3) perpendicular on one of side of its axis on piston ring ontology (1)；Along the circumferential direction uniformly distributed when trapped fuel slot (3) number is greater than 1, trapped fuel slot (3) number is 1~20.The utility model of simple structure and strong practicability；It is easy to use operation；And there are optional a variety of specific constructive forms；Its technical effect is excellent, has expected more huge economic value and social value.
Description
Technical field
The utility model relates to the design of the structure of metal sealing piston ring and applied technical fields, specifically provide a kind of metal
Packing flange.
Background technique
In the prior art, (exemplary graph parameter is shown in Figure 12, Figure 13 to metal sealing piston ring；Its fracture texture similar embodiment 3)
It is the annular element that a kind of free state has opening.It is installed in the inner groove of pass structure, by means of pass part to metal
The shape of packing flange and the binding effect of posture rise on hole wall after metal piston ring can be made to shrink, by piston ring outer circle
It is bonded completely with hole wall inner surface and piston ring both ends of the surface and annular groove two sides precision-fit reaches sealing effect.Piston ring surface is thick
Rugosity usually requires that very high (Ra0.2-0.8).
Existing metal sealing piston ring structure is more single, is not able to satisfy certain engineering demands；It is intended that obtaining one kind
The better metal sealing piston ring of technical effect.
Utility model content
The purpose of the utility model is to provide a kind of better metal sealing piston rings of technical effect.
A kind of metal sealing piston ring of the utility model；It is characterized by: its composition is as follows: piston ring ontology 1, clinch 2；Its
In: piston ring ontology 1 is the main structure of entire part, is specifically the annular element for having fracture；The incision position of piston ring ontology 1
It is provided with the mutually matched clinch 2 of relative extension；Perpendicular to close on one of side of its axis on piston ring ontology 1
The inner ring lateral position for being parallel to axis is provided at least 1 or 2 or many places trapped fuel slot 3；When 3 numbers of trapped fuel slot are greater than 1, along circle
Circumferential direction is uniformly distributed, and 3 numbers of trapped fuel slot are 1~20.
Metal sealing piston ring described in the utility model, preferably claimed content are as follows:
Trapped fuel slot 3 is along the circumferential direction uniformly distributed, shares 2~12.
Perpendicular to being provided with protective coating 5 on one of side of its axis or two sides on piston ring ontology 1；It protects
Protecting the requirement of 5 outer surface roughness of coating is Ra0.2~Ra0.8；Protective coating 5 with a thickness of 0.08~0.15mm.It is specifically
Chrome layer.
The metal sealing piston ring preferably requires as follows:
First, clinch 2 is positioned opposite at two, and the two can form complete continuous annular sealing surface after assembly overlap joint,
And the external cylindrical surface of the metal sealing piston ring is circular, to become hole piston ring；2 specific structure of clinch meets following
It is required that: 2 specific composition of clinch is as follows: overlap joint mating surface 21, interconnecting piece 22, eave tile 23；Wherein: overlap joint mating surface 21, connection
Portion 22, eave tile 23 and piston ring ontology 1 are an entirety；Eave tile 23 is connected to piston ring ontology 1 by interconnecting piece 22；One of them is taken
The front end face 24 of the separate piston ring ontology 1 of the eave tile 23 of socket part 2 and 22 side of interconnecting piece of another clinch 2 are close to piston ring sheet
Rear end face 25 at body 1 is all mutually matched overlap joint mating surface 21.
Second, clinch 2 is positioned opposite at two, and the two can form complete continuous annular sealing surface after assembly overlap joint,
And the external cylindrical surface of the metal sealing piston ring is circular, to become hole piston ring；2 specific structure of clinch meets following
It is required that: 2 specific composition of clinch is as follows: overlap joint mating surface 21, be staggered and prominent portion 26；Wherein: be staggered and prominent portion 26 and piston ring sheet
Body 1 is an entirety；Be staggered and prominent portion 26 in the axial half with a thickness of entire piston ring ontology 1；One of clinch 2
The portion 26 that is staggered and prominent separate piston ring ontology 1 front end face 24 and another clinch 2 the side of portion 26 that is staggered and prominent it is close
Rear end face 25 at piston ring ontology 1 constitutes mutually matched overlap joint mating surface 21.
Third, clinch 2 is positioned opposite at two, and the opposite surface of the two can contact with each other to constitute completely
Circular cyclic structure, to become hole piston ring；2 specific structure of clinch meets following requirements: clinch 2 is complete
The truncation surface structure i.e. front end face 24 formed after being truncated on the basis of annular structural part；And it is disposed with trapped fuel slot 3 and perpendicular to axis
Oblique chamfering structure 27 is provided at truncation surface structure, that is, front end face 24 of clinch 2 on the side of line.
Piston ring opening form has lap jointing type described in lip-sync described in embodiment 3 or angle type, embodiment 2,1 institute of embodiment
Pothook type etc. is stated, wherein especially lap jointing type, pothook type, their leakproofness is obviously more preferable, does not have in piston ring tooling state
There is leakage area, difficulty is higher in processing.Lip-sync piston ring processing is relatively easy, is more widely applied.
In order to which performances, the utility model such as the cooling, the lubrication that improve piston ring suitably increase trapped fuel slot 3 on piston ring surface,
Structure type is mostly to grind the flume structure for having very little angle with end face.
Metal sealing piston ring of simple structure and strong practicability described in the utility model；It is easy to use operation；With optional more
Kind specific constructive form；Even dependency structure metal sealing circle holding can be expanded on the basis of this technical solution (to be sleeved on
Used on shaft-like structural member) it uses；In terms of comprehensive, technical effect is excellent, has expected more huge economic value
And social value.
Detailed description of the invention
With reference to the accompanying drawing and embodiment is described in further detail the utility model:
Fig. 1 is metal sealing piston ring structure schematic diagram described in embodiment 1；
Fig. 2 is the A-A sectional view of Fig. 1；
Fig. 3 is the B direction view on Fig. 1 at clinch 2；
Fig. 4 is metal sealing piston ring structure schematic diagram described in embodiment 2；
Fig. 5 is the B-B profile of Fig. 4；
Fig. 6 is the A direction view of Fig. 4；
Fig. 7 is metal sealing piston ring structure schematic diagram described in embodiment 3；
Fig. 8 is the longitudinal sectional view of Fig. 7；
Fig. 9 is the A-A sectional view of Fig. 7；
Figure 10 is the F-F sectional view of Fig. 9；
Figure 11 is the E-E sectional view of Fig. 7；
Figure 12 is that (length data unit is one of metal sealing piston ring application principle simplified schematic diagram in figure in the prior art
mm)；
Figure 13 is the two of metal sealing piston ring application principle simplified schematic diagram in the prior art.
Specific embodiment
Embodiment 1
A kind of metal sealing piston ring；As shown in Figs. 1-3；Its composition is as follows: piston ring ontology 1, clinch 2；Wherein: piston ring sheet
Body 1 is the main structure of entire part, is specifically the annular element for having fracture；The incision position of piston ring ontology 1 is provided with phase
To the mutually matched clinch 2 of stretching；On piston ring ontology 1 perpendicular on one of side of its axis close to being parallel to axis
The inner ring lateral position of line is provided at least 1 or 2 or many places trapped fuel slot 3；It is along the circumferential direction equal when 3 numbers of trapped fuel slot are greater than 1
Cloth, 3 numbers of trapped fuel slot are 1~20 (omit in Fig. 1-3 and be not drawn into trapped fuel slot 3, illustrate hereby).
Perpendicular to being provided with protective coating 5 on one of side of its axis or two sides on piston ring ontology 1；It protects
Protecting the requirement of 5 outer surface roughness of coating is Ra0.2~Ra0.8；Protective coating 5 with a thickness of 0.08~0.12mm.Protective coating 5
Specifically chrome layer (omitted in Fig. 1-3 and be not drawn into protective coating 5, illustrated hereby).
The metal sealing piston ring also meets following require:
Clinch 2 is positioned opposite at two, and the two can form complete continuous annular sealing surface after assembly overlap joint, and described
The external cylindrical surface of metal sealing piston ring is circular, to become hole piston ring；
2 specific structure of clinch meets following requirements: 2 specific composition of clinch is as follows: overlap joint mating surface 21, interconnecting piece
22, eave tile 23；Wherein: overlap joint mating surface 21, interconnecting piece 22, eave tile 23 and piston ring ontology 1 are an entirety；Eave tile 23 passes through company
Socket part 22 is connected to piston ring ontology 1；The front end face 24 of the separate piston ring ontology 1 of the eave tile 23 of one of clinch 2 and another
Rear end face 25 of 22 side of interconnecting piece of a clinch 2 at piston ring ontology 1 is all mutually matched overlap joint mating surface 21.
The piston ring opening form of the present embodiment is pothook type, and leakproofness is fine, does not reveal face in piston ring tooling state
Product, in processing, difficulty is higher.Lip-sync piston ring processing is relatively easy, is more widely applied.
In order to which performances, the present embodiment such as the cooling, the lubrication that improve piston ring suitably increase trapped fuel slot 3 on piston ring surface, tie
Configuration formula is mostly to grind the flume structure for having very little angle with end face.
Metal sealing piston ring of simple structure and strong practicability described in the present embodiment；It is easy to use operation；With optional a variety of
Specific constructive form；Even dependency structure can be expanded to metal sealing circle holding on the basis of this technical solution (is sleeved on axis
Used on shape structural member) it uses；In terms of comprehensive, technical effect is excellent, have expected more huge economic value and
Social value.
Embodiment 2
A kind of metal sealing piston ring；As Figure 4-Figure 6；Its composition is as follows: piston ring ontology 1, clinch 2；Wherein: piston ring sheet
Body 1 is the main structure of entire part, is specifically the annular element for having fracture；The incision position of piston ring ontology 1 is provided with phase
To the mutually matched clinch 2 of stretching；On piston ring ontology 1 perpendicular on one of side of its axis close to being parallel to axis
The inner ring lateral position of line is provided at least 1 or 2 or many places trapped fuel slot 3；It is along the circumferential direction equal when 3 numbers of trapped fuel slot are greater than 1
Cloth, 3 numbers of trapped fuel slot are 1~20 (omit in Fig. 4-6 and be not drawn into trapped fuel slot 3, illustrate hereby).
Perpendicular to being provided with protective coating 5 on one of side of its axis or two sides on piston ring ontology 1；It protects
Protecting the requirement of 5 outer surface roughness of coating is Ra0.2~Ra0.8；Protective coating 5 with a thickness of 0.08~0.15mm.Protective coating 5
Specifically chrome layer (omitted in Fig. 4-6 and be not drawn into protective coating 5, illustrated hereby).
The metal sealing piston ring also meets following require:
Clinch 2 is positioned opposite at two, and the two can form complete continuous annular sealing surface after assembly overlap joint, and described
The external cylindrical surface of metal sealing piston ring is circular, to become hole piston ring；
2 specific structure of clinch is met the requirements: 2 specific composition of clinch is as follows: overlap joint mating surface 21, be staggered and prominent portion
26；Wherein: being staggered and prominent portion 26 and piston ring ontology 1 is an entirety；Be staggered and prominent portion 26 axial with a thickness of entirely rising
Enclose the half of ontology 1；The front end face 24 of the separate piston ring ontology 1 in the portion 26 that is staggered and prominent of one of clinch 2 and another
Rear end face 25 of 26 side of portion at piston ring ontology 1 that be staggered and prominent of clinch 2 constitutes mutually matched overlap joint mating surface 21.
The piston ring opening form of the present embodiment has staggeredly lap jointing type, and leakproofness is fine, does not let out in piston ring tooling state
Show up product, in processing, difficulty is higher.Lip-sync piston ring processing is relatively simple, and application is relatively broad.
In order to which performances, the present embodiment such as the cooling, the lubrication that improve piston ring suitably increase trapped fuel slot 3 on piston ring surface, tie
Configuration formula is mostly to grind the flume structure for having very little angle with end face.
Metal sealing piston ring of simple structure and strong practicability described in the present embodiment；It is easy to use operation；With optional a variety of
Specific constructive form；Even dependency structure can be expanded to metal sealing circle holding on the basis of this technical solution (is sleeved on axis
Used on shape structural member) it uses；In terms of comprehensive, technical effect is excellent, have expected more huge economic value and
Social value.
Embodiment 3
A kind of metal sealing piston ring；As illustrated in figures 7-11；Its composition is as follows: piston ring ontology 1, clinch 2；Wherein: piston ring
Ontology 1 is the main structure of entire part, is specifically the annular element for having fracture；The incision position of piston ring ontology 1 is provided with
The mutually matched clinch 2 of relative extension；On piston ring ontology 1 perpendicular on one of side of its axis close to being parallel to
The inner ring lateral position of axis is provided at least 1 or 2 or many places trapped fuel slot 3；When 3 numbers of trapped fuel slot are greater than 1, along the circumferential direction
Uniformly distributed, 3 numbers of trapped fuel slot are 10.
Perpendicular to being provided with protective coating 5 on one of side of its axis or two sides on piston ring ontology 1；It protects
Protecting the requirement of 5 outer surface roughness of coating is Ra0.2~Ra0.8；Protective coating 5 with a thickness of 0.08~0.15mm.Protective coating 5
Specifically chrome layer.
The metal sealing piston ring also meets following require:
Clinch 2 is positioned opposite at two, and the opposite surface of the two can contact with each other to constitute complete positive round
Shape cyclic structure, to become hole piston ring；
2 specific structure of clinch meets following requirements: clinch 2 is shape after being truncated on the basis of complete annular structural part
At truncation surface structure, that is, front end face 24；And it is disposed with trapped fuel slot 3 and perpendicular to cutting close to clinch 2 on the side of axis
Oblique chamfering structure (omit and be not drawn into Fig. 9) is provided at section structure, that is, front end face 24.Overlap joint mating surface 21 is two and takes
The front end face 24 of socket part 2.
Piston ring opening form has lap jointing type described in lip-sync described in embodiment 3 or angle type, embodiment 2,1 institute of embodiment
Pothook type etc. is stated, wherein especially lap jointing type, pothook type, their leakproofness is obviously more preferable, does not have in piston ring tooling state
There is leakage area, difficulty is higher in processing.Lip-sync piston ring processing is relatively easy, is more widely applied.
The piston ring opening form of the present embodiment is lip-sync (angle type), and leakproofness is fine, does not have in piston ring tooling state
There is leakage area, difficulty is higher in processing.Lip-sync piston ring processing is relatively easy, is more widely applied.
In order to which performances, the present embodiment such as the cooling, the lubrication that improve piston ring suitably increase trapped fuel slot 3 on piston ring surface, tie
Configuration formula is mostly to grind the flume structure for having very little angle with end face.
Metal sealing piston ring of simple structure and strong practicability described in the present embodiment；It is easy to use operation；With optional a variety of
Specific constructive form；Even dependency structure can be expanded to metal sealing circle holding on the basis of this technical solution (is sleeved on axis
Used on shape structural member) it uses；In terms of comprehensive, technical effect is excellent, have expected more huge economic value and
Social value.
Claims (6)
1. metal sealing piston ring, it is characterised in that: its composition is as follows: piston ring ontology (1), clinch (2)；Wherein: piston ring ontology
(1) be entire part main structure, be specifically the annular element for having fracture；The incision position of piston ring ontology (1) is provided with
The mutually matched clinch of relative extension (2)；Perpendicular to close flat on one of side of its axis on piston ring ontology (1)
Row is provided at least 1 or 2 or many places trapped fuel slot (3) in the inner ring lateral position of axis；When trapped fuel slot (3) number is greater than 1, edge
Circumferencial direction is uniformly distributed, and trapped fuel slot (3) number is 1~20.
2. according to metal sealing piston ring described in claim 1, it is characterised in that:
Trapped fuel slot (3) is along the circumferential direction uniformly distributed, shares 2~12.
3. according to metal sealing piston ring described in claim 2, it is characterised in that:
Perpendicular to being provided with protective coating (5) on one of side of its axis or two sides on piston ring ontology (1)；It protects
Protecting the requirement of coating (5) outer surface roughness is Ra0.2~Ra0.8；Protective coating (5) with a thickness of 0.08~0.15mm.
4. according to one of the claim 1-3 metal sealing piston ring, it is characterised in that: clinch (2) is with respect to cloth at two
It sets, and the two can form complete continuous annular sealing surface after assembly overlap joint, and the external cylindrical surface of the metal sealing piston ring is
Circular, to become hole piston ring；
Clinch (2) specific structure meets following requirements: clinch (2) specific composition is as follows: overlap joint mating surface (21), interconnecting piece
(22), eave tile (23)；Wherein: overlap joint mating surface (21), interconnecting piece (22), eave tile (23) and piston ring ontology (1) are an entirety；
Eave tile (23) is connected to piston ring ontology (1) by interconnecting piece (22)；The separate piston ring of the eave tile (23) of one of clinch (2)
Rear end face beside the front end face (24) of ontology (1) and the interconnecting piece (22) of another clinch (2) at piston ring ontology (1)
It (25) is all mutually matched overlap joint mating surface (21).
5. according to one of the claim 1-3 metal sealing piston ring, it is characterised in that: clinch (2) is with respect to cloth at two
It sets, and the two can form complete continuous annular sealing surface after assembly overlap joint, and the external cylindrical surface of the metal sealing piston ring is
Circular, to become hole piston ring；
Clinch (2) specific structure meets following requirements: clinch (2) specific composition is as follows: overlap joint mating surface (21) is staggeredly dashed forward
Portion (26) out；Wherein: the portion that is staggered and prominent (26) and piston ring ontology (1) are an entirety；Be staggered and prominent portion (26) axial
With a thickness of the half of entire piston ring ontology (1)；The separate piston ring ontology in the portion that is staggered and prominent (26) of one of clinch (2)
(1) rear end face beside the portion that is staggered and prominent (26) of front end face (24) and another clinch (2) at piston ring ontology (1)
(25) mutually matched overlap joint mating surface (21) is constituted.
6. according to one of the claim 1-3 metal sealing piston ring, it is characterised in that: clinch (2) is with respect to cloth at two
It sets, and the opposite surface of the two can contact with each other to constituting complete circular cyclic structure, to become hole with rising
Circle；
Clinch (2) specific structure meets following requirements: clinch (2) is shape after being truncated on the basis of complete annular structural part
At truncation surface structure, that is, front end face (24)；And it is disposed with trapped fuel slot (3) and perpendicular to clinch close on the side of axis
(2) oblique chamfering structure (27) are provided at truncation surface structure, that is, front end face (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821191918.9U CN208670033U (en) | 2018-07-26 | 2018-07-26 | Metal sealing piston ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821191918.9U CN208670033U (en) | 2018-07-26 | 2018-07-26 | Metal sealing piston ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208670033U true CN208670033U (en) | 2019-03-29 |
Family
ID=65829568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821191918.9U Active CN208670033U (en) | 2018-07-26 | 2018-07-26 | Metal sealing piston ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208670033U (en) |
-
2018
- 2018-07-26 CN CN201821191918.9U patent/CN208670033U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230801 Address after: 102, Group 2, Hongqi Village, Yuhong Township, Yuhong District, Shenyang City, Liaoning Province, 110000 Patentee after: Ma Zhitao Address before: 110 000 No. 76-41 Shenbei Road, Shenyang New District, Shenyang City, Liaoning Province Patentee before: SHENYANG LIYANG MECHANICAL COMPONENT MANUFACTURING Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240116 Address after: 110 000 No. 76-41 Shenbei Road, Shenyang New District, Shenyang City, Liaoning Province Patentee after: SHENYANG LIYANG MECHANICAL COMPONENT MANUFACTURING Co.,Ltd. Address before: 102, Group 2, Hongqi Village, Yuhong Township, Yuhong District, Shenyang City, Liaoning Province, 110000 Patentee before: Ma Zhitao |