CN206108035U - Edge elastic plate sealing device - Google Patents
Edge elastic plate sealing device Download PDFInfo
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- CN206108035U CN206108035U CN201621100850.XU CN201621100850U CN206108035U CN 206108035 U CN206108035 U CN 206108035U CN 201621100850 U CN201621100850 U CN 201621100850U CN 206108035 U CN206108035 U CN 206108035U
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- plate
- elastic
- elastic supporting
- sealing device
- supporting plate
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Abstract
The utility model provides an edge elastic plate sealing device, including ring packing area, elastic supporting plate, gaseous diaphragm, clamp plate and rubber scraper, the ring packing area sets up between floating plate frame and storage tank inner wall, and during the lower part in ring packing area ingressed storage medium, the top in ring packing area was provided with elastic supporting plate and gaseous diaphragm, and formation secondary confined space between ring packing area and the gaseous diaphragm, on the inward flange top -down in elastic supporting plate, gaseous diaphragm and ring packing area was fixed in the floating plate frame in proper order, the storage tank inner wall was hugged closely in proper order to the outward flange in elastic supporting plate, gaseous diaphragm and ring packing area, hugged closely to be provided with the clamp plate between elastic supporting plate and the gaseous diaphragm of storage tank inner wall, was provided with rubber scraper between the outward flange in ring packing area and the storage tank inner wall, rubber scraper hug closely on the storage tank inner wall, the device plays good sealed effect when inner floating disc goes up and down.
Description
Technical field：
The utility model is related to a kind of sealing device for oil storage tank floating roof, and in particular to one kind is used for floating top of tank
Border elastic plate sealing device.
Background technology：
At present, domestic internal-floating cover of stock tank sealing adopts elastic soft sealing mode mostly, in actually used central, soft bullet
Property element mostly adopt macromolecule polyurethane material.During long-time use, elastic polyurethane has what is weakened or fail
May, and when floating plate beat seriously exceeds flexible member compensation range, now sealing can fail, and will produce waving for oil gas
Send out, to accumulating danger is brought.
The content of the invention：
In order to solve the deficiencies in the prior art, the utility model provides a kind of ring for being installed on reservoir walls and inner floating roof
Between shape spacing, oil gas volatilization is prevented from, the novel liquid immersion type sealing knot of excellent sealing effect is played when interior floating plate is lifted
Structure.
The technical scheme that the utility model is adopted is as follows：
A kind of border elastic plate sealing device, the sealing device is installed between floating plate and the annular spacing of reservoir walls,
At least include annular sealing strip, elastic supporting plate, gas diaphragm, pressing plate and rubber flap, described annular sealing strip is arranged at
Between floating plate frame and reservoir walls, and in the bottom immersion storage medium of annular sealing strip, the top of annular sealing strip is arranged
Secondary seal space, described elasticity are formed between flexible gripper shoe and gas diaphragm, and annular sealing strip and gas diaphragm
The inward flange of gripper shoe, gas diaphragm and annular sealing strip is in turn secured to from top to bottom on floating plate frame, elastic supporting plate, gas
Reservoir walls are close to successively in the outward flange of body barrier film and annular sealing strip, are close to the elastic supporting plate and gas diaphragm of reservoir walls
Between be provided with pressing plate, rubber flap, described rubber flap are provided between the outward flange of annular sealing strip and reservoir walls
It is close in reservoir walls.
It is threaded connection between described rubber flap and pressing plate.
Described rubber flap is concave shaped, and rubber flap is provided with multiple, and multiple rubber flaps are uniform along reservoir walls.
Described pressing plate has multiple, and each pressing plate is close to the outward flange of gas diaphragm on rubber flap.
Described elastic supporting plate is elastic metal sheet and has multiple, and multiple elastic supporting plates are along floating plate circumference uniform distribution cyclization
Shape, has interval between adjacent spring gripper shoe.
Described pressing plate is by the connection of bolt, nut and elastic supporting plate.
Described gas diaphragm is nitrile rubber film or fluorubber film.
Fill in described secondary seal space and have elastic component.
Described flexible member is anti-flammability elastic foam.
The beneficial effects of the utility model are：
Because elastic supporting plate is elastic metal sheet, using the elasticity of metallic plate, there can be bigger thrust to make vulcanite scraper
Plate is close to reservoir walls, is remained unchanged using rear elastic plate performance even across long-time；Shape between gas diaphragm and annular sealing strip
Into confined space so that the sealing property of interior floating plate is further improved；In close annular envelope band bottom immersion storage medium so that
Band bottom without oil-gas space, becomes new immersion type sealing structure substantially.The device is installed on into reservoir walls and interior
Between the annular spacing of floating roof, oil gas volatilization is prevented from, excellent sealing effect is played when interior floating plate is lifted so that interior floating plate
With better seal, property placed in the middle, security reliability and longer usage cycles, while also responsive to newest " GB 31570-
The requirement that 2015 petroleum refining industry pollutant emission standards " are sealed with regard to interior floating plate.
Description of the drawings：
Fig. 1 is structural representation of the present utility model.
Description of reference numerals：
1- bands, 2- elastic supporting plates, 3- gas diaphragms, 4- pressing plates, 5- rubber flaps, 6- floating plates, 7- reservoir walls.
Specific embodiment：
Embodiment 1：
As shown in figure 1, a kind of border elastic plate sealing device, the sealing device is installed on the ring of floating plate 6 and reservoir walls 7
It is described at least including annular sealing strip 1, elastic supporting plate 2, gas diaphragm 3, pressing plate 4 and rubber flap 5 between shape spacing
Annular sealing strip 1 is arranged between the frame of floating plate 6 and reservoir walls 7, and in the bottom immersion storage medium of annular sealing strip 1,
The top of annular sealing strip 1 is provided with shape between elastic supporting plate 2 and gas diaphragm 3, and annular sealing strip 1 and gas diaphragm 3
Into secondary seal space, the inward flange of described elastic supporting plate 2, gas diaphragm 3 and annular sealing strip 1 is solid successively from top to bottom
On the frame of floating plate 6, reservoir walls 7 are close to successively in the outward flange of elastic supporting plate 2, gas diaphragm 3 and annular sealing strip 1,
It is close to be provided with pressing plate 4 between the elastic supporting plate 2 of reservoir walls 7 and gas diaphragm 3, outward flange and the storage of annular sealing strip 1
Rubber flap 5 is provided between top tank structure 7, described rubber flap 5 is close in reservoir walls 7.
The border elastic plate sealing device described in the utility model be installed on reservoir walls and inner floating roof annular spacing it
Between, the inner ring surface of annular sealing strip 1 is fixed on interior floating plate frame, and the outer ring surface of annular sealing strip 1 is fixed on the interior of pressing plate 4
Side, in the bottom immersion storage medium of annular sealing strip 1, it is to avoid the formation of oil-gas space；Under described elastic supporting plate 2
Portion is fixed on the frame of floating plate 6, and top bends towards reservoir walls 7, and by being fixed on the vulcanite scraper of the side of elastic supporting plate 2
Plate 5 is close to reservoir walls 7, using the elasticity of elastic supporting plate 2, can have bigger thrust rubber flap 5 is close in storage tank
Wall, is remained unchanged even across long-time using rear elastic plate performance；Described gas diaphragm 3 is laid in the medial surface of elastic supporting plate 2
On, and be annularly distributed between floating plate 6 and reservoir walls 7, secondary confined space is defined between annular sealing strip 1, make
The sealing property of floating plate is further improved in obtaining, and the device is a kind of new immersion type sealing structure, is prevented from oil gas and waves
Send out, excellent sealing is played when interior floating plate lift and is acted on so that interior floating plate has better seal, property placed in the middle, safe and reliable
Property and longer usage cycles, at the same also responsive to newest " GB31570-2015 petroleum refining industry pollutant emission standards " with regard to
The requirement of interior floating plate sealing.
Embodiment 2：
On the basis of embodiment 1, described annular sealing strip 1 is macromolecular material, with good oil resistant, acidproof
Alkali, corrosion-resistant and anti-wear performance, in the bottom immersion storage medium of annular sealing strip 1, it is to avoid the formation of oil-gas space.
Described elastic supporting plate 2 is elastic metal sheet and has multiple, and multiple elastic metal sheets are along interior floating plate circumference uniform distribution
Circularize, the top for having interval, each elastic supporting plate 2 between adjacent spring gripper shoe 2 bends towards reservoir walls 7, and passes through
The rubber flap 5 for being fixed on its side is close to reservoir walls 7, and the bottom of each elastic supporting plate 2 is connected on interior floating plate frame, by
Have in elastic supporting plate 2 good elastic and rigid, using the elasticity of metallic plate, there can be bigger thrust to make rubber flap
5 are close to reservoir walls, are remained unchanged using rear elastic plate performance even across long-time.
The gas diaphragm 3 is macromolecule membrane, preferred nitrile rubber film or fluorubber film, and gas diaphragm 3 is complete
Lay the medial surface of elastic supporting plate 2, and be annularly distributed between floating plate 6 and reservoir walls 7, so as to annular sealing strip 1
Between form secondary seal space, intercept oil gas volatilization so that the sealing property of interior floating plate is further improved；Described is secondary close
Envelope can fill flexible member in space, and the preferred anti-flammability elastic foam of described flexible member material is further strengthened with this
Sealing effectiveness.
Described pressing plate 4 has multiple, and multiple pressing plates 4 are uniform along reservoir walls 7, the pressing plate 4 be arranged on gas diaphragm 3,
The lateral surface of band 1, rubber flap 5, each pressing plate 4 is close to the outward flange of gas diaphragm 3 on rubber flap 5, and pressing plate 4
Connected by bolt, nut and elastic supporting plate 2, play compression gas diaphragm 3, band 1, make rubber flap 5 be close to storage tank
The effect of inwall.
Described rubber flap 5 is concave shaped, and with good wear-resisting, oil resistant, decay resistance, rubber flap 5 sets
It is equipped with multiple, continuously lays along reservoir walls 7, and be threaded connection between described rubber flap 5 and pressing plate 4, using spiral shell
Bolt, nut fix gas diaphragm 3, annular sealing strip 1, rubber flap 5 and elastic supporting plate 2, pressing plate 4.
The device is installed between storage tank shell and the annular spacing of inner floating roof, in the bottom of band 1 immersion storage medium,
So that the bottom of band 1 defines secondary confined space substantially without oil-gas space between gas diaphragm 3 and annular sealing strip 1, make
The sealing property of floating plate is further improved in obtaining, and the device is a kind of new immersion type sealing structure, is prevented from oil gas and waves
Send out, with realizing active sealing performance, oil-gas space is little, compensation range width, the advantages of good sealing effect.
Claims (9)
1. a kind of border elastic plate sealing device, the sealing device be installed on floating plate (6) and reservoir walls (7) annular spacing it
Between, it is characterised in that：At least include annular sealing strip (1), elastic supporting plate (2), gas diaphragm (3), pressing plate (4) and vulcanite scraper
Plate (5), described annular sealing strip (1) is arranged between floating plate (6) frame and reservoir walls (7), and annular sealing strip (1)
In bottom immersion storage medium, elastic supporting plate (2) and gas diaphragm (3), and annular are provided with above annular sealing strip (1)
Form secondary seal space between band (1) and gas diaphragm (3), described elastic supporting plate (2), gas diaphragm (3) and
The inward flange of annular sealing strip (1) is in turn secured to from top to bottom on floating plate (6) frame, elastic supporting plate (2), gas diaphragm
(3) and reservoir walls (7) are close to successively in the outward flange of annular sealing strip (1), it is close to the elastic supporting plate (2) of reservoir walls (7)
And pressing plate (4) is provided between gas diaphragm (3), it is provided with rubber between the outward flange of annular sealing strip (1) and reservoir walls (7)
Glue scraper plate (5), described rubber flap (5) is close in reservoir walls (7).
2. a kind of border elastic plate sealing device as claimed in claim 1, it is characterised in that：Described rubber flap (5) with
Pressing plate is threaded connection between (4).
3. a kind of border elastic plate sealing device as claimed in claim 1, it is characterised in that：Described rubber flap (5) is
Concave shaped, rubber flap (5) is provided with multiple, and multiple rubber flaps (5) are uniform along reservoir walls (7).
4. a kind of border elastic plate sealing device as claimed in claim 3, it is characterised in that：Described pressing plate (4) has multiple,
Each pressing plate (4) is close to the outward flange of gas diaphragm (3) on rubber flap (5).
5. a kind of border elastic plate sealing device as claimed in claim 1, it is characterised in that：Described elastic supporting plate (2)
For elastic metal sheet and have multiple, multiple elastic supporting plates (2) circularize along floating plate (6) circumference uniform distribution, adjacent spring gripper shoe
(2) there is interval between.
6. a kind of border elastic plate sealing device as claimed in claim 1, it is characterised in that：Described pressing plate (4) is by spiral shell
The connection of bolt, nut and elastic supporting plate (2).
7. a kind of border elastic plate sealing device as claimed in claim 1, it is characterised in that：Described gas diaphragm (3) is
Nitrile rubber film or fluorubber film.
8. a kind of border elastic plate sealing device as claimed in claim 1, it is characterised in that：In described secondary seal space
Filling has elastic component.
9. a kind of border elastic plate sealing device as claimed in claim 8, it is characterised in that：Described flexible member is fire-retardant
Property elastic foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621100850.XU CN206108035U (en) | 2016-09-30 | 2016-09-30 | Edge elastic plate sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621100850.XU CN206108035U (en) | 2016-09-30 | 2016-09-30 | Edge elastic plate sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206108035U true CN206108035U (en) | 2017-04-19 |
Family
ID=58522595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621100850.XU Active CN206108035U (en) | 2016-09-30 | 2016-09-30 | Edge elastic plate sealing device |
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| Country | Link |
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| CN (1) | CN206108035U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107433924A (en) * | 2017-08-20 | 2017-12-05 | 芜湖乐普汽车科技有限公司 | A kind of processing method of the Combined gas-bag component of air bag |
| CN107458340A (en) * | 2017-08-20 | 2017-12-12 | 芜湖乐普汽车科技有限公司 | A kind of Combined gas-bag component of air bag |
| CN107499276A (en) * | 2017-08-20 | 2017-12-22 | 芜湖乐普汽车科技有限公司 | A kind of air bag |
| CN114914059A (en) * | 2022-05-27 | 2022-08-16 | 沈阳大型电力变压器维修有限公司 | Double-seal full-vacuum embedded type diaphragm oil conservator and diaphragm assembling and using method thereof |
| 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 |
-
2016
- 2016-09-30 CN CN201621100850.XU patent/CN206108035U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107433924A (en) * | 2017-08-20 | 2017-12-05 | 芜湖乐普汽车科技有限公司 | A kind of processing method of the Combined gas-bag component of air bag |
| CN107458340A (en) * | 2017-08-20 | 2017-12-12 | 芜湖乐普汽车科技有限公司 | A kind of Combined gas-bag component of air bag |
| CN107499276A (en) * | 2017-08-20 | 2017-12-22 | 芜湖乐普汽车科技有限公司 | A kind of air bag |
| CN114914059A (en) * | 2022-05-27 | 2022-08-16 | 沈阳大型电力变压器维修有限公司 | Double-seal full-vacuum embedded type diaphragm oil conservator and diaphragm assembling and using method thereof |
| 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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