CN102537345B - A kind of metal-coated sealing ring - Google Patents
A kind of metal-coated sealing ring Download PDFInfo
- Publication number
- CN102537345B CN102537345B CN201010605968.9A CN201010605968A CN102537345B CN 102537345 B CN102537345 B CN 102537345B CN 201010605968 A CN201010605968 A CN 201010605968A CN 102537345 B CN102537345 B CN 102537345B
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- metal
- sealing ring
- elastic skeleton
- coated sealing
- coated
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- Sealing Devices (AREA)
Abstract
The present invention relates to a kind of metal-coated sealing ring, comprise metal carbonyl coat and stuffing, also comprise and being supported on to make described metal-coated sealing ring drive after the pressure of pressurized is cancelled to be filled in the elastic skeleton of described stuffing in described cavity resilience together in cavity that described metal carbonyl coat formed, described elastic skeleton is at least one deck.Instant invention overcomes that metal-coated sealing ring rebounds upon deformation amount is little therefore can only disposable shortcoming, provides a kind of springback capacity large therefore repeatedly used metal-coated sealing ring.
Description
Technical field
The present invention relates to a kind of seal element.Be specially a kind of metal-coated sealing ring.
Background technique
Seal ring is a kind of modal seal element in machine-building and flight-line maintenance field, and seal ring comprises wrap style seal ring and clad type seal ring.Wrap style seal ring rebound degree is high, but easily open, loose, need SC during installation, and the difficulty of installing is large.Clad type seal ring is easily installed, and wherein metallic cover seal ring is a kind of conventional clad type seal ring.The sectional structure of existing metal-coated sealing ring as shown in Figure 1, comprise outside metal carbonyl coat 1 and the stuffing 2 being filled in clad 1, wherein be generally made up of the material of flexibility by stuffing 2.In use, seal ring is out of shape by compression thus plays seal action, and because the rebound elasticity of flexible packing material is poor, after pressure is cancelled, the springback capacity of seal ring is less.If reuse sealing circle to seal, seal ring its amount of deformation when pressurized is far smaller than primary amount of deformation, cannot reach the requirement of sealing.Therefore, existing metallic cover seal ring can only single use, and used seal ring as waste product, can only cause very large waste.
Summary of the invention
The technical problem that the present invention solves be to overcome existing metal-coated sealing ring rebounds upon deformation amount is little therefore can only disposable shortcoming, provide a kind of springback capacity large therefore repeatedly used metal-coated sealing ring.
Metal-coated sealing ring provided by the invention, comprise metal carbonyl coat and stuffing, also comprise and being supported on to make described metal-coated sealing ring drive after the pressure of pressurized is cancelled to be filled in the elastic skeleton of described stuffing in described cavity resilience together in cavity that described metal carbonyl coat formed, described elastic skeleton is at least one deck.
As preferably, every layer of described elastic skeleton comprises elastic skeleton described at least one.
As further preferred, described elastic skeleton is waveform or spirality, and length direction when described elastic skeleton launches with described metal-coated sealing ring becomes angle α, and described angle α is more than or equal to 0 ° and is less than or equal to 90 °.
As further preferred, described angle α is 90 °.
As further preferred, described angle α is that 0 ° of conduct is further preferred, and described elastic skeleton is multilayer and is waveform, and the corrugated peak alignment of elastic skeleton described in multilayer is arranged.
As further preferably, described elastic skeleton is multilayer and is waveform, staggers setting in the corrugated peak of elastic skeleton described in multilayer.
As preferably, described elastic skeleton is metal steel strap.As further preferred, described metal steel strap is austenitic stainless steel strip.
Compared to the prior art metal-coated sealing ring of the present invention, has following beneficial effect:
1, metal-coated sealing ring of the present invention is provided with the larger elastic skeleton of springback capacity, drives metal carbonyl coat and stuffing resilience, therefore repeated multiple timesly can use, greatly reduce waste after pressure is cancelled.
2, described elastic skeleton is waveform or spirality, enhances its elasticity, thus further increases the springback capacity of metal-coated sealing ring.
3, elastic skeleton selects metal steel strap, has larger resilience, and metal carbonyl coat and stuffing can be driven to produce larger springback capacity.
4, described metal steel strap adopts the austenitic stainless steel strip that rebound elasticity is stronger, further increases the springback capacity of metal-coated sealing ring.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of existing metal-coated sealing ring;
Fig. 2 is the structural representation of the rectangular metal clad type seal ring in the embodiment of metal-coated sealing ring of the present invention;
Fig. 3 is the cross-sectional schematic along the B-B line in Fig. 2;
Fig. 4 is the structural representation that the peak alignment of the multilayer elastic skeleton of metal-coated sealing ring of the present invention is arranged;
Fig. 5 be the peak of the multilayer elastic skeleton of metal-coated sealing ring of the present invention stagger arrange structural representation;
Fig. 6 is the structural representation of the circular metal clad type seal ring in the embodiment of metal-coated sealing ring of the present invention;
Fig. 7 is the cross-sectional schematic of metal-coated sealing ring of the present invention along the A-A line in Fig. 6;
Fig. 8 is the angle of metal-coated sealing ring elastic skeleton of the present invention and metal-coated sealing ring length direction when launching is the schematic diagram of α;
Fig. 9 is the cross-sectional schematic of metal-coated sealing ring of the present invention along the C-C line in Fig. 7.
Embodiment
Fig. 2 is the structural representation of the rectangular metal clad type seal ring in the embodiment of metal-coated sealing ring of the present invention, and Fig. 3 is the cross-sectional schematic along the B-B line in Fig. 2.As shown in Figures 2 and 3, metal-coated sealing ring provided by the invention comprises metal carbonyl coat 3 stuffing 4, is also provided with some layers of elastic skeleton 5 in described metal carbonyl coat 3, and every layer of described elastic skeleton 5 comprises some elastic skeletons 5.In the present embodiment, described metal-coated sealing ring is rectangle, and the material that described metal carbonyl coat 3 is can be any one material that in metallic cover high-temperature seal ring YB/T4059-2007,3.2 are mentioned.Described stuffing 4 can be any one material that in metallic cover high-temperature seal ring YB/T4059-2007,3.2 are mentioned.In the present embodiment, described elastic skeleton 5 is one deck corrugated metal steel band, and length direction when described metal steel strap launches along described metal-coated sealing ring is arranged.When pressurized, metal steel strap produces distortion with metal carbonyl coat 3 together with stuffing 4, thus realizes its sealing function.When pressure is cancelled, because metal steel strap can produce larger springback capacity, metal carbonyl coat 3 less for springback capacity and stuffing 4 are propped up, thus make metal-coated sealing ring substantially return to original shape.When reusing, metal steel strap still can produce larger distortion thus meet the needs of sealing.Metal-coated sealing ring provided by the invention, can Reusability owing to being provided with the larger elastic skeleton of springback capacity 5, greatly reduces waste.In the present embodiment, described metal steel strap specifically adopts the austenitic stainless steel strip that springback capacity is larger, can strengthen the elasticity of described metal steel strap.
Fig. 4 be the multilayer elastic skeleton of metal-coated sealing ring of the present invention peak alignment arrange structural representation, Fig. 5 be the peak of the multilayer elastic skeleton of metal-coated sealing ring of the present invention stagger arrange structural representation.In the above-described embodiments, described metal-coated sealing ring also can be provided with elastic skeleton 5 described in multilayer, the spring-back force of described elastic skeleton 5 and the springback capacity of described metal carbonyl coat 3 and stuffing 4 can be strengthened, alignment between elastic skeleton 5 described in multilayer, specifically as shown in Figure 4, the corrugated peak alignment of elastic skeleton 5 described in multilayer is arranged, and arranges the spring-back force that can strengthen described elastic skeleton 5 further like this.Also can be staggeredly arranged between elastic skeleton 5 described in multilayer, specifically as shown in Figure 5, described in multilayer, the corrugated peak of elastic skeleton 5 is crisscross arranged.
In the above-described embodiments, described elastic skeleton 5 also can be made up of other elastic material, and its shape also can be other shape.
In the above-described embodiments, the shape of described elastic skeleton 5 can also be spirality or other shape.
Fig. 6 is the structural representation of the circular metal clad type seal ring in the embodiment of metal-coated sealing ring of the present invention.In the above-described embodiments, described metal-coated sealing ring can also be circle as shown in Figure 6, or oval or track type or be 3.1 any one forms mentioned in metallic cover high-temperature seal ring YB/T 4059-2007.
Fig. 7 is the cross-sectional schematic of metal-coated sealing ring of the present invention along the A-A line in Fig. 6, Fig. 8 is the angle of the elastic skeleton of metal-coated sealing ring of the present invention and metal-coated sealing ring length direction when launching is the schematic diagram of α, and Fig. 9 is the cross-sectional schematic of metal-coated sealing ring of the present invention along the C-C line in Fig. 7.In the above-described embodiments, length direction when described elastic skeleton 5 also can launch with described metal-coated sealing ring becomes angle α to arrange.When angle α is 90 °, as shown in Figure 7.When angle α be greater than 0 ° be less than 90 ° time, as shown in Figure 8, larger resilience can be produced after pressure is cancelled and resilience evenly, sealing effect is better.
Above embodiment is only exemplary embodiment of the present invention, and be not used in restriction the present invention, protection scope of the present invention is defined by the claims.Those skilled in the art can in essence of the present invention and protection domain, and make various amendment or equivalent replacement to the present invention, this amendment or equivalent replacement also should be considered as dropping in protection scope of the present invention.
Claims (6)
1. a metal-coated sealing ring, comprise metal carbonyl coat and stuffing, it is characterized in that: also comprise and being supported on to make described metal-coated sealing ring drive after the pressure of pressurized is cancelled to be filled in the elastic skeleton of described stuffing in described cavity resilience together in cavity that described metal carbonyl coat formed, described elastic skeleton is multilayer;
Wherein said elastic skeleton is waveform or spirality, and length direction when described elastic skeleton launches with described metal-coated sealing ring becomes angle α, and described angle α is greater than 0 ° and is less than 90 °.
2. metal-coated sealing ring according to claim 1, is characterized in that: every layer of described elastic skeleton comprises elastic skeleton described at least one.
3. metal-coated sealing ring according to claim 1, is characterized in that: described elastic skeleton is waveform, and the corrugated peak alignment of elastic skeleton described in multilayer is arranged.
4. metal-coated sealing ring according to claim 1, is characterized in that: described elastic skeleton is waveform, staggers setting in the corrugated peak of elastic skeleton described in multilayer.
5. the metal-coated sealing ring according to any one of claim 1-4, is characterized in that: described elastic skeleton is metal steel strap.
6. metal-coated sealing ring according to claim 5, is characterized in that: described metal steel strap is austenitic stainless steel strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010605968.9A CN102537345B (en) | 2010-12-24 | 2010-12-24 | A kind of metal-coated sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010605968.9A CN102537345B (en) | 2010-12-24 | 2010-12-24 | A kind of metal-coated sealing ring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102537345A CN102537345A (en) | 2012-07-04 |
| CN102537345B true CN102537345B (en) | 2015-09-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010605968.9A Expired - Fee Related CN102537345B (en) | 2010-12-24 | 2010-12-24 | A kind of metal-coated sealing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102537345B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952891A (en) * | 2016-06-27 | 2016-09-21 | 上海默作精密仪器有限公司 | Elastic metal sealing ring |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5965616A (en) * | 1982-10-06 | 1984-04-13 | Oiles Ind Co Ltd | Sliding member having self-lubricating properties |
| DE10236731A1 (en) * | 2001-09-28 | 2003-04-30 | Forschungszentrum Juelich Gmbh | High temperature resistant seal |
| FR2893110B1 (en) * | 2005-11-04 | 2008-02-15 | Hutchinson Sa | SEALING PROFILE FOR ENSURING A SEALED INTERFACE BETWEEN TWO MOBILE STRUCTURES, ITS MANUFACTURING METHOD AND SEALING MODULE INCORPORATING IT |
| JP2008256193A (en) * | 2007-03-09 | 2008-10-23 | Uchiyama Mfg Corp | Vibration damping washer |
| KR101221254B1 (en) * | 2007-11-05 | 2013-01-11 | 니폰 필라고교 가부시키가이샤 | Gasket |
| CN100549473C (en) * | 2008-04-15 | 2009-10-14 | 宋章根 | The four side pressurized sealed high pressure resistant sealed ring that has skeleton |
| CN201902550U (en) * | 2010-12-24 | 2011-07-20 | 秦皇岛秦冶重工有限公司 | Metal coating type sealing ring |
-
2010
- 2010-12-24 CN CN201010605968.9A patent/CN102537345B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN102537345A (en) | 2012-07-04 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20150909 Termination date: 20191224 |