CN202765617U - Mechanical double-layer sealing device used for inner floating roof - Google Patents
Mechanical double-layer sealing device used for inner floating roof Download PDFInfo
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- CN202765617U CN202765617U CN 201220394010 CN201220394010U CN202765617U CN 202765617 U CN202765617 U CN 202765617U CN 201220394010 CN201220394010 CN 201220394010 CN 201220394010 U CN201220394010 U CN 201220394010U CN 202765617 U CN202765617 U CN 202765617U
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- sealing
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- girth sheets
- floating
- double
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Abstract
The utility model discloses a mechanical double-layer sealing device used for an inner floating roof, and belongs to the technical field of petrochemical industry. The mechanical double-layer sealing device used for the inner floating roof is characterized in that a steel sealing ring board is attached on a tank wall, a sealing rubber skin is arranged between the sealing ring board and a floating disc, the inner edge of the sealing rubber skin is in fixed connection with the floating disc, the outer edge of the sealing rubber skin is fixed on the sealing ring board, a ligulate adhesive tape is arranged above the sealing rubber skin and installed on a fill-up-high beam, and a hinge connecting mechanism and an elastic mechanism are arranged between the sealing ring board and the floating disc. The mechanical double-layer sealing device used for the inner floating roof is mainly used in the floating disc and the tank wall, and volatilization of oil products is decreased.
Description
Technical field
The utility model relates to the petrochemical technology field, especially relates to a kind of inner floating roof double-deck sealing arrangement of mechanical type.
Background technology
The various aluminums of petroleum chemical industry or steel inner floating roof all are equipped with the peripheral sealing device, and the effect of its sealing arrangement mainly is the oil gas volatilization between the circular clearance that prevents between floating plate and storage tank, and possess certain retractility and can prevent interior floating plate chuck phenomenon.The at present flexible foam seal of structure commonly used, ligulate sealings etc., as shown in Figure 1, by a whole piece rubber tape, parcel is filled soft foam block, is installed in bolt in the circular clearance of floating plate and tank skin.The elasticity of filling soft foam block is larger, can realize that floating plate and tank skin gap have when changing good compensatory, to reach the effect of sealing, reduces oil product and volatilizees.Because rubber tape easily touches liquid, used of a specified duration and aggravated its aging even cracking, make the direct or indirect oil suction of r c foamed plastic filling block, cause seal failure.
It is installed on the outer ring of inner floating roof, and in the circular clearance between the inwall of storage tank, can prevent the oil gas volatilization at this place, can guarantee that this device and floating plate move up and down, and do not block with tank skin simultaneously.
The utility model content
In order to overcome the problems referred to above, the utility model provides a kind of inner floating roof double-deck sealing arrangement of mechanical type, and the technical scheme of employing is as follows:
The inner floating roof double-deck sealing arrangement of mechanical type, it is characterized in that, be fitted with steel sealing girth sheets at tank skin, be provided with the caulking gum skin between sealing girth sheets and floating plate, caulking gum intracutaneous edge is captiveed joint with floating plate, caulking gum skin outer rim is fixed on the sealing girth sheets, the top of caulking gum skin is provided with the ligulate adhesive tape, the ligulate adhesive tape is installed on the spacer block, be provided with articulated link mechanism and elastic mechanism between sealing girth sheets and the floating plate, articulated link mechanism comprises support, stock, fixed mount, regulating plate and quarter butt, hinge linkage one end is fixed on the support by straight pin, support is fixed on the sealing girth sheets with bolt, the other end of hinge linkage is fixed on the cycle beam of floating plate with bolt by regulating plate, elastic mechanism is nested by outer tube and inner sleeve, the middle Compress Spring of placing, outer tube is fixed on the sealing girth sheets, inner sleeve is fixed on the cycle beam of floating plate with bolt, sealing girth sheets and tank skin are fitted, circular arc according to tank skin is the basis, forms a circle, and adopts stainless steel, not easy to wear, prolong its life-span.
Preferably: the caulking gum skin be shaped as annular.
Preferably: the material of ligulate adhesive tape is elastic caoutchouc, the ligulate adhesive tape be shaped as annular arrangement, be installed on the floating plate, the outer ring of its ligulate adhesive tape is overlapped in the tank inwall, it is fixed on the spacer block on the floating plate, to make things convenient for spinning upside down of ligulate adhesive tape.
Preferably: the caulking gum skin is fixed on sealing girth sheets and floating plate by annular pressing plate, makes the longer service life of product of a specified duration.
The utility model has the following advantages:
Main parts size and the fastener of the double-deck sealing arrangement of mechanical type all adopt the high-quality stainless steel; it is strong that material itself has a resistance to corrosion; the advantage of long service life; this device has been equipped with double-layer seal simultaneously; its sealing effectiveness improved more greatly; thereby the oil gas volatilization loss is reduced, be conducive to protection of the environment, energy savings.
Description of drawings
Fig. 1 is the existing schematic diagram of sealing device that is used for inner floating roof.
Among the figure, 1 tank skin, 2 floating plates, 3 capsule formula capsules, 4 soft foam blocks.
Fig. 2 is the utility model inner floating roof double-deck schematic diagram of sealing device of mechanical type.
Among the figure, 5 ligulate adhesive tapes, 6 spacer blocks, 7 caulking gum skins, 8 supports, 9 regulating plates, 10 stocks, 11 quarter butts, 12 fixed mounts, 13 springs, 14 inner sleeves, 15 outer tubes, 16 sealing girth sheets.
The specific embodiment
The inner floating roof double-deck sealing arrangement of mechanical type, it is characterized in that, be fitted with steel sealing girth sheets 16 at tank skin 1, sealing girth sheets 16 and 2 of floating plates are provided with caulking gum skin 7, caulking gum skin 7 inner edges are captiveed joint with floating plate 2, caulking gum skin 7 outer rims are fixed on the sealing girth sheets 16, the top of caulking gum skin 7 is provided with ligulate adhesive tape 5, ligulate adhesive tape 5 is installed on the spacer block 6, be provided with articulated link mechanism and elastic mechanism between sealing girth sheets 16 and the floating plate 2, articulated link mechanism comprises support 8, stock 10, fixed mount 12, regulating plate 9 and quarter butt 11, hinge linkage one end is fixed on the support 8 by straight pin, support 8 usefulness bolts are fixed on the sealing girth sheets 16, the other end of hinge linkage is fixed on the cycle beam of floating plate 2 with bolt by regulating plate 9, when floating plate during to a side translation the moving stock 10 of its seal ring strip move up and down along the long lumbar hole of fixed mount below, play the adjusting directional tagging.Elastic mechanism is nested by outer tube 15 and inner sleeve 14, the middle Compress Spring 13 of placing, outer tube 15 is fixed on the sealing girth sheets 16, inner sleeve 14 usefulness bolts are fixed on the cycle beam of floating plate 2, when skew occurs floating plate 2, by elastic mechanism floating plate 2 is resetted, to guarantee the relative gap between storage tank 1 and the floating plate 2, make the double-deck sealing arrangement of this mechanical type can play desirable sealing effectiveness.
The above; it only is the specific embodiment of the present utility model; but the protection domain of utility model is not limited to this; any those of ordinary skill in the art are in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of utility model.
Claims (5)
1. inner floating roof is with the double-deck sealing arrangement of mechanical type, it is characterized in that: be fitted with steel sealing girth sheets (16) at tank skin (1), be provided with caulking gum skin (7) between sealing girth sheets (16) and floating plate (2), caulking gum skin (7) inner edge is captiveed joint with floating plate (2), caulking gum skin (7) outer rim is fixed on the sealing girth sheets (16), the top of caulking gum skin (7) is provided with ligulate adhesive tape (5), ligulate adhesive tape (5) is installed on the spacer block (6), be provided with articulated link mechanism and elastic mechanism between sealing girth sheets (16) and the floating plate (2), articulated link mechanism comprises support (8), stock (10), fixed mount (12), regulating plate (9) and quarter butt (11), hinge linkage one end is fixed on the support (8) by straight pin, support (8) is fixed on the sealing girth sheets (16) with bolt, the other end of hinge linkage is fixed on the cycle beam of floating plate (2) by regulating plate (9) with bolt, elastic mechanism is nested by outer tube (15) and inner sleeve (14), the middle Compress Spring (13) of placing, outer tube (15) is fixed on the sealing girth sheets (16), and inner sleeve (14) is fixed on the cycle beam of floating plate (2) with bolt.
2. inner floating roof according to claim 1 is characterized in that with the double-deck sealing arrangement of mechanical type: described caulking gum skin (7) be shaped as annular.
3. inner floating roof according to claim 1 is with the double-deck sealing arrangement of mechanical type, and it is characterized in that: the material of described ligulate adhesive tape (5) is elastic caoutchouc.
4. inner floating roof according to claim 1 is characterized in that with the double-deck sealing arrangement of mechanical type: described ligulate adhesive tape (5) be shaped as annular arrangement.
5. inner floating roof according to claim 1 is with the double-deck sealing arrangement of mechanical type, and it is characterized in that: described caulking gum skin (7) is fixed on sealing girth sheets (16) and floating plate (2) by annular pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220394010 CN202765617U (en) | 2012-08-02 | 2012-08-02 | Mechanical double-layer sealing device used for inner floating roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220394010 CN202765617U (en) | 2012-08-02 | 2012-08-02 | Mechanical double-layer sealing device used for inner floating roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202765617U true CN202765617U (en) | 2013-03-06 |
Family
ID=47772209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220394010 Expired - Fee Related CN202765617U (en) | 2012-08-02 | 2012-08-02 | Mechanical double-layer sealing device used for inner floating roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202765617U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590779A (en) * | 2015-01-07 | 2015-05-06 | 常熟市格威普气体设备有限公司 | Inner floating roof structure |
| CN105236038A (en) * | 2015-10-21 | 2016-01-13 | 中国石油化工股份有限公司 | Combined type mechanical seal device and mounting method thereof |
| CN106005775A (en) * | 2016-07-12 | 2016-10-12 | 中国石油化工股份有限公司 | Primary sealing device for floating roof tank and mounting method of primary sealing device |
| CN107839762A (en) * | 2016-09-19 | 2018-03-27 | 中国重汽集团青岛重工有限公司 | A kind of railway carriage sealing device |
| CN108190266A (en) * | 2018-01-03 | 2018-06-22 | 江苏德大石化科技有限公司 | A kind of assembled connects liquid floating plate entirely |
| CN108529030A (en) * | 2018-06-15 | 2018-09-14 | 江苏龙禾轻型材料有限公司 | Connect floating plate in liquid welded type entirely |
| CN116374439A (en) * | 2023-04-06 | 2023-07-04 | 安徽美祥实业有限公司 | Flexible sealing device for petroleum storage tank |
-
2012
- 2012-08-02 CN CN 201220394010 patent/CN202765617U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590779A (en) * | 2015-01-07 | 2015-05-06 | 常熟市格威普气体设备有限公司 | Inner floating roof structure |
| CN105236038A (en) * | 2015-10-21 | 2016-01-13 | 中国石油化工股份有限公司 | Combined type mechanical seal device and mounting method thereof |
| CN106005775A (en) * | 2016-07-12 | 2016-10-12 | 中国石油化工股份有限公司 | Primary sealing device for floating roof tank and mounting method of primary sealing device |
| CN106005775B (en) * | 2016-07-12 | 2018-03-23 | 中国石油化工股份有限公司 | Floating roof tank once sealing device and its installation method |
| CN107839762A (en) * | 2016-09-19 | 2018-03-27 | 中国重汽集团青岛重工有限公司 | A kind of railway carriage sealing device |
| CN108190266A (en) * | 2018-01-03 | 2018-06-22 | 江苏德大石化科技有限公司 | A kind of assembled connects liquid floating plate entirely |
| CN108529030A (en) * | 2018-06-15 | 2018-09-14 | 江苏龙禾轻型材料有限公司 | Connect floating plate in liquid welded type entirely |
| CN108529030B (en) * | 2018-06-15 | 2024-03-01 | 江苏龙禾轻型材料有限公司 | Full liquid-receiving welding type inner floating disc |
| CN116374439A (en) * | 2023-04-06 | 2023-07-04 | 安徽美祥实业有限公司 | Flexible sealing device for petroleum storage tank |
| CN116374439B (en) * | 2023-04-06 | 2023-10-10 | 安徽美祥实业有限公司 | Flexible sealing device for petroleum storage tank |
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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: 20130306 Termination date: 20150802 |
|
| EXPY | Termination of patent right or utility model |