CN201281131Y - Inflatable double-layer sealing device - Google Patents
Inflatable double-layer sealing device Download PDFInfo
- Publication number
- CN201281131Y CN201281131Y CNU2008200908219U CN200820090821U CN201281131Y CN 201281131 Y CN201281131 Y CN 201281131Y CN U2008200908219 U CNU2008200908219 U CN U2008200908219U CN 200820090821 U CN200820090821 U CN 200820090821U CN 201281131 Y CN201281131 Y CN 201281131Y
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- cover plate
- strip
- air
- shaped
- annular
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Abstract
The utility model discloses an inflatable dual-layer sealing device, comprising a ring-shaped sealing device and a strip-shaped sealing device. The sealing device in ring-shaped structure is composed of a cover plate, an upper bracket, a lower bracket, ring-shaped air bags and ring-shaped sealing strips; a lip sealing strip is pressed in a dovetail groove at the upper end of the cover plate; air bag grooves are arranged in the upper bracket and the lower bracket, the ring-shaped air bags are arranged in the air bag grooves, and air-inflating nozzles are arranged on the air bags; the ring-shaped sealing strip is arranged at one side of each ring-shaped air bag, the cover plate is fastened on the upper bracket and the lower bracket by a bolt, and the upper bracket is connected with the lower bracket into one body by a connecting bracket and the arched cover plate; a fixed baffle plate and a movable baffle plate are arranged at the two sides of the cover plate; and as to the sealing device in strip-shaped structure, a strip-shaped air bag is arranged in a strip-shaped frame, and a strip-shaped sealing ring is arranged at the outer side. The inflatable dual-layer sealing device adopts metal and silicon rubber structure and has the characteristics of simple structure, good ductility and ageing endurance without damage on engine bodies; the sealing between fixed parts and movable parts is good by inflating air, and the sealing device is suitable for being used on mechanical equipment working on the sea and in the open air.
Description
Technical field
The utility model relates to a kind of inflatable double-layered seal arrangement, belongs to the special mechanical equipment corrosion protection sealing technique of open work.
Background technique
At present, at sea equip, because marine humidity is bigger with the special mechanical of land open work, mechanized equipment is badly damaged, metal frame kiss-coating integral sealing mode is adopted in the particularly sealing between fixed position and movable position, and sealing is fitted not tight after the experience wear, aging the coming off that has, can not adjust again, the seepage rainwater occur, produce corrosion, bring damage to equipment, reduce working life.
Summary of the invention
In order to address the above problem, the purpose of this utility model is to provide a kind of inflatable double-layered seal arrangement, the seal form that this device adopts inflation to combine with flexible seals, fit closely, convenient maintenance and replacement, mechanized equipment is injury-free, improves the working life of mechanized equipment.
The technological scheme that its technical problem that solves the utility model adopts is: inflatable double-layered seal arrangement comprises two parts of annular seal and bar shaped seal arrangement.A kind of is loop configuration, and another kind is a strip structure.The seal arrangement of loop configuration, it is by cover plate, and upper and lower carriage connects carriage, curved cover plate, annular air-pocket, annular sealing strip is formed.Upper and lower carriage and cover plate and curved cover plate adopt metallic material to make, and are provided with dovetail groove and bolt hole in the upper end of cover plate; Lip seal bar and annular sealing strip and annular air-pocket adopt silicone rubber by the die casting moulding, and the lower end of lip seal bar is pressed in the dovetail groove of cover plate; Be provided with semicircle air bag groove in the central position of upper and lower carriage, annular air-pocket is packed in the air bag groove, charging air inlet is housed, annular sealing strip is housed in the outside of annular air-pocket in a side of annular air-pocket; With bolt cover plate is fastened on the upper and lower carriage, upper and lower carriage is connected as one with bolt by connecting carriage and curved cover plate in the annular seal stage casing; Be respectively equipped with fixed dam and sideboard in the both sides in cover plate stage casing.
The seal arrangement of strip structure, it is by the bar shaped framework, strip shaped air sac, the bar shaped Stamping Steel Ribbon is formed.In the bar shaped framework, strip shaped air sac is housed, in a side of strip shaped air sac charging air inlet is housed, and is fixed on the bar shaped framework, in a side slat shape framework of strip shaped air sac, the bar shaped Stamping Steel Ribbon is housed.
The beneficial effects of the utility model are: simple in structure, adopt metal and silastic structure, good toughness, ageing-resistant, do not damage body, splashing to rise by inflation makes favorable sealing property between fixed position and the movable position, operation is normal, improve usage ratio of equipment, reduce maintenance expenses, should be at sea with the mechanized equipment of open work on extensive use.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified
Fig. 1 is the loop configuration schematic representation of the inflatable double-layered seal arrangement of the utility model.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is A-A sectional view of Fig. 1.
Fig. 4 is B-B sectional view of Fig. 1.
Fig. 5 is the bar shaped schematic diagram of sealing device.
Fig. 6 is A-A sectional view of Fig. 5.
Number in the figure
1, cover plate 2, bottom bracket 3, dovetail groove
4, bolt hole 5, lip seal bar 6, air bag groove
7, annular air-pocket 8, charging air inlet 9, annular sealing strip
10, bolt 11, bracket 13, connection carriage
14, fixed dam 15, sideboard 16, curved cover plate
17, bar shaped framework 18, strip shaped air sac 19, bar shaped Stamping Steel Ribbon
Embodiment
Example 1
See also Fig. 1 to Fig. 4, inflatable double-layered seal arrangement, the seal arrangement of its loop configuration, it is by cover plate, and upper and lower carriage connects carriage, curved cover plate, annular air-pocket, annular sealing strip is formed.Upper and lower carriage and cover plate and curved cover plate all adopt metallic material to make, and are provided with dovetail groove (3) and bolt hole (4) in the upper end of cover plate (1); Lip seal bar (5) and annular sealing strip (9) and annular air-pocket (7) all adopt silicone rubber to pass through the die casting moulding, and the lower end of lip seal bar (5) is pressed in the dovetail groove (3) of cover plate (1); Be provided with semicircle air bag groove (6) in the central position of upper and lower carriage (11), (2), annular air-pocket (7) is packed in the air bag groove (6), side at annular air-pocket (7) is equipped with charging air inlet (8), annular sealing strip (9) is housed in the outside of annular air-pocket, and (seeing Fig. 3 for details) fits seal with sideboard (15) closely to reach the purpose of sealing when the splash pusher rotating ring shape Stamping Steel Ribbon (9) that rises of annular air-pocket inflation; With bolt (10) cover plate (1) is fastened on upper and lower carriage (11), (2), upper and lower carriage (11), (2) is connected as one with bolt (10) by connecting carriage (13) and curved cover plate (16) in the stage casing of annular seal; Be respectively equipped with fixed dam (14) and sideboard (15) in the both sides in cover plate (1) stage casing.
Example 2
The seal arrangement of strip structure: (seeing Fig. 5, Fig. 6 for details) it by the bar shaped framework, strip shaped air sac, the bar shaped Stamping Steel Ribbon is formed.Strip shaped air sac (18) is housed in bar shaped framework (17), charging air inlet (8) is housed and is fixed on the bar shaped framework (17) in a side of strip shaped air sac (18); In a side slat shape framework (17) of strip shaped air sac (18), bar shaped Stamping Steel Ribbon (19) is housed.
Claims (2)
1, a kind of inflatable double-layered seal arrangement comprises two parts of annular seal and bar shaped seal arrangement; The seal arrangement of loop configuration, it is by cover plate, and upper and lower carriage connects carriage, curved cover plate, annular air-pocket, annular sealing strip is formed; It is characterized in that: be provided with dovetail groove (3) and bolt hole (4) in the upper end of cover plate (1), lip seal bar (5) and annular sealing strip (9) and annular air-pocket (7) adopt silicone rubber by the die casting moulding, and the lower end of lip seal bar (5) is pressed in the dovetail groove (3) of cover plate (1); Be provided with semicircle air bag groove (6) in upper and lower carriage (11), (2) central position, annular air-pocket (7) is packed in the air bag groove (6), side at annular air-pocket (7) is equipped with charging air inlet (8), in the outside of annular air-pocket (7) annular sealing strip (9) is housed, with bolt (10) cover plate (1) is fastened on upper and lower carriage (11), (2), upper and lower carriage (11), (2) is connected as one with bolt (10) by connecting carriage (13) and curved cover plate (16) in the stage casing of annular seal; Be respectively equipped with fixed dam (14) and sideboard (15) in the both sides in cover plate (1) stage casing.
2, inflatable double-layered seal arrangement according to claim 1 is characterized in that: the seal arrangement of strip structure, and it is by bar shaped framework (17), strip shaped air sac (18), bar shaped Stamping Steel Ribbon (19) is formed; Strip shaped air sac (18) is housed in bar shaped framework (17), charging air inlet (8) is housed and is fixed on the bar shaped framework (17) in a side of strip shaped air sac (18); In a side slat shape framework (17) of strip shaped air sac (18), bar shaped Stamping Steel Ribbon (19) is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200908219U CN201281131Y (en) | 2008-09-02 | 2008-09-02 | Inflatable double-layer sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200908219U CN201281131Y (en) | 2008-09-02 | 2008-09-02 | Inflatable double-layer sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201281131Y true CN201281131Y (en) | 2009-07-29 |
Family
ID=40928006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200908219U Expired - Fee Related CN201281131Y (en) | 2008-09-02 | 2008-09-02 | Inflatable double-layer sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201281131Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102991871A (en) * | 2012-12-27 | 2013-03-27 | 中国人民解放军总装备部军械技术研究所 | Sealed type seal sleeve for air bag |
| CN103629362A (en) * | 2013-12-17 | 2014-03-12 | 北京航天益森风洞工程技术有限公司 | Two-layer inflation sealing device of wind tunnel telescopic section |
| CN104645868A (en) * | 2015-02-13 | 2015-05-27 | 明一国际营养品集团有限公司 | Discharge hole air bag sealing device of dry mixer |
| CN109990073A (en) * | 2017-12-29 | 2019-07-09 | 重庆市永川区邦威机械制造有限公司 | A kind of automobile gearbox seal structure for casing |
| CN111955135A (en) * | 2020-08-18 | 2020-11-20 | 芜湖禧来旺农业科技有限公司 | Soil loosening raking tooth for harvesting water chestnut |
-
2008
- 2008-09-02 CN CNU2008200908219U patent/CN201281131Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102991871A (en) * | 2012-12-27 | 2013-03-27 | 中国人民解放军总装备部军械技术研究所 | Sealed type seal sleeve for air bag |
| CN102991871B (en) * | 2012-12-27 | 2014-12-17 | 中国人民解放军总装备部军械技术研究所 | Sealed type seal sleeve for air bag |
| CN103629362A (en) * | 2013-12-17 | 2014-03-12 | 北京航天益森风洞工程技术有限公司 | Two-layer inflation sealing device of wind tunnel telescopic section |
| CN103629362B (en) * | 2013-12-17 | 2016-03-30 | 北京航天益森风洞工程技术有限公司 | A kind of wind-tunnel telescopic section Dual-layer air-filled sealed device |
| CN104645868A (en) * | 2015-02-13 | 2015-05-27 | 明一国际营养品集团有限公司 | Discharge hole air bag sealing device of dry mixer |
| CN109990073A (en) * | 2017-12-29 | 2019-07-09 | 重庆市永川区邦威机械制造有限公司 | A kind of automobile gearbox seal structure for casing |
| CN111955135A (en) * | 2020-08-18 | 2020-11-20 | 芜湖禧来旺农业科技有限公司 | Soil loosening raking tooth for harvesting water chestnut |
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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: 20090729 Termination date: 20140902 |
|
| EXPY | Termination of patent right or utility model |