CN219955031U - Waterproof sealing structure between earthing tank and valve chamber - Google Patents
Waterproof sealing structure between earthing tank and valve chamber Download PDFInfo
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- CN219955031U CN219955031U CN202320453731.6U CN202320453731U CN219955031U CN 219955031 U CN219955031 U CN 219955031U CN 202320453731 U CN202320453731 U CN 202320453731U CN 219955031 U CN219955031 U CN 219955031U
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- sealing structure
- valve chamber
- waterproof sealing
- tank
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- 238000007789 sealing Methods 0.000 title claims abstract description 93
- 239000010410 layer Substances 0.000 claims abstract description 91
- 239000012790 adhesive layer Substances 0.000 claims abstract description 34
- 239000004744 fabric Substances 0.000 claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 239000004568 cement Substances 0.000 claims description 19
- 239000002689 soil Substances 0.000 claims description 10
- 239000004743 Polypropylene Substances 0.000 claims description 6
- 239000004927 clay Substances 0.000 claims description 6
- -1 polypropylene Polymers 0.000 claims description 6
- 229920001155 polypropylene Polymers 0.000 claims description 6
- 239000012945 sealing adhesive Substances 0.000 claims description 2
- 239000013521 mastic Substances 0.000 claims 4
- 238000010276 construction Methods 0.000 abstract description 10
- 238000005260 corrosion Methods 0.000 abstract description 9
- 230000007797 corrosion Effects 0.000 abstract description 7
- 238000004062 sedimentation Methods 0.000 abstract description 2
- 239000003292 glue Substances 0.000 description 16
- 239000000853 adhesive Substances 0.000 description 8
- 230000001070 adhesive effect Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 230000001680 brushing effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
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- Foundations (AREA)
Abstract
The utility model belongs to the technical field of earthing tanks, and particularly relates to a waterproof sealing structure between an earthing tank and a valve chamber, which comprises a first waterproof sealing structure and a second waterproof sealing structure; the first waterproof sealing structure comprises an arc-shaped steel plate and a sealing gasket, the first waterproof sealing structure is arranged between the earthing tank and the valve chamber, the arc-shaped steel plate contacts the valve chamber, and the sealing gasket contacts the earthing tank; the second waterproof sealing structure comprises a primer layer, a daub layer, an elastic cloth layer and a surface adhesive layer, and is connected with the earthing tank, the first waterproof sealing structure and the valve chamber, and the second waterproof sealing structure has good waterproof, seepage-proof and corrosion-proof performances, good sealing performance, is resistant to buried corrosion environment, simple in construction operation, high in construction efficiency, good in elasticity and elongation, and can be suitable for sedimentation cracks of the valve chamber structure.
Description
Technical Field
The utility model belongs to the technical field of earthing tanks, and particularly relates to a waterproof sealing structure between an earthing tank and a valve chamber.
Background
The outer surface of the earthing type storage tank is completely covered by the earthing layer, so that the explosion of boiling liquid expansion steam during normal temperature pressure storage of liquefied hydrocarbon is effectively prevented, the explosion is not influenced by nearby heat sources, explosion shock waves, splash impact or other sudden damages, and the earthing type storage tank has the advantages of beautifying the environment, reducing the occupied area, reducing the safety distance between the surrounding facilities and the like.
At present, the full earthing tank body technology is still immature, after the tank body earthing, all kinds of pipelines of connecting the internal and external of tank, electrical equipment's cable all need be laid out and controlled, all need set up the valve according to the standard especially on the pipeline, can cut off the pipeline through the valve more fast and the at utmost when in order to appear emergency, consequently, need be as close to the tank body setting as possible with the valve, this valve chamber structure that needs the design management assembly line valve in advance, but current valve chamber structure adopts concrete culvert type more, and the concrete valve chamber is different with the material of metal tank body, be difficult to guarantee the waterproof sealing performance of meeting the position, lead to the inside infiltration moisture of valve chamber, thereby the corrosion rate of pipeline, valve, steel construction etc. inside the acceleration valve chamber.
In the prior art, in order to ensure the waterproof sealing performance between the earthing tank and the valve chamber, an emulsified asphalt wood wool board, cement, a self-adhesive waterproof coiled material and the like are adopted, so that the sealing performance is poor, the bonding force is weak, the breaking elongation of the waterproof coiled material is low, the settlement deformation, cracking and the like of a concrete valve chamber foundation are difficult to offset, and if the waterproof coiled material is broken at the cracking part of the concrete valve chamber, the waterproof performance disappears.
Disclosure of Invention
Aiming at the existing technology, the utility model provides a waterproof sealing structure between a soil covering tank and a valve chamber, which has the advantages of good waterproof, seepage-proof and corrosion-proof performances, good sealing performance, resistance to buried corrosion environment, simple construction operation, high construction efficiency, good elasticity and elongation, and suitability for sedimentation cracks of the valve chamber structure.
The utility model is realized by the following technical scheme:
a waterproof sealing structure between a soil covering tank and a valve chamber comprises a first waterproof sealing structure and a second waterproof sealing structure; the first waterproof sealing structure comprises an arc-shaped steel plate and a sealing gasket, the first waterproof sealing structure is arranged between the earthing tank and the valve chamber, the arc-shaped steel plate contacts the valve chamber, and the sealing gasket contacts the earthing tank; the second waterproof sealing structure comprises a bottom glue layer, a daub layer, an elastic cloth layer and a surface glue layer, and is connected with the earthing tank, the first waterproof sealing structure and the valve chamber.
Preferably, the surface of the arc-shaped steel plate is a polished surface.
Preferably, the shape of the arc-shaped steel plate and the sealing gasket are matched with the shape of the earthing tank.
Preferably, the cement layer comprises a first cement layer and a second cement layer; further preferably, the second waterproof sealing structure comprises a bottom adhesive layer, a first adhesive layer, an elastic cloth layer, a second adhesive layer and a surface adhesive layer from inside to outside in sequence; more preferably, the earthing tank, the valve chamber and the first waterproof sealing structure are connected with the inner side of the bottom glue layer, the outer side of the bottom glue layer is connected with the inner side of the first glue layer, the outer side of the first glue layer is connected with the inner side of the elastic cloth layer, the outer side of the elastic cloth layer is connected with the inner side of the second glue layer, and the outer side of the second glue layer is connected with the inner side of the surface glue layer.
Further preferably, the two ends of the inner side of the elastic cloth layer are connected with the primer layer.
Preferably, the outer surface of the cement layer is a flat inclined surface.
Preferably, the inner wall and the outer wall of the arc-shaped steel plate and the sealing gasket are flush with the inner wall and the outer wall of the valve chamber.
Preferably, the bottom glue layer is a CTPU elastic sealing bottom glue layer, the surface glue layer is a CTPU elastic sealing glue layer, the elastic cloth layer is an elastic polypropylene cloth layer, and the surface glue layer is a CTPU elastic sealing surface glue layer.
According to the utility model, the first waterproof sealing structure adopts the rubber cushion matched with the arc-shaped steel plate, so that the waterproof sealing purpose is realized, and the functions of buffering, damping, absorbing thermal expansion and contraction displacement, preventing friction from damaging the anti-corrosion layer and the like can be realized; the second waterproof sealing structure belongs to a flexible sealing structure, has the advantages of good waterproof and seepage-proofing effect, good bonding performance, good flexibility, high elongation at break (300% -800%), good chemical corrosion resistance and the like, can be directly buried by earthing, and can realize the waterproof and seepage-proofing requirements of long-term stability.
The waterproof sealing structure between the earthing tank and the valve chamber has good waterproof, seepage-proof and corrosion-proof performances, good sealing performance, is resistant to buried corrosion environment, simple in construction operation, high in construction efficiency, good in elasticity and elongation, and can be suitable for settlement cracks of the valve chamber structure.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a detail view of FIG. 1A;
FIG. 3 is a schematic structural view of a first water-tight seal;
fig. 4 is a schematic structural view of the junction of the second waterproof sealing structure and the earthing tank;
FIG. 5 is a schematic view of the junction of the second watertight seal and the valve housing;
in the figure, 1 is a soil covering tank, 2 is a valve chamber, 3 is a first waterproof sealing structure, 3-1 is a sealing gasket, 3-2 is an arc-shaped steel plate, 4 is a second waterproof sealing structure, 4-1 is a primer layer, 4-2 is a first adhesive layer, 4-3 is an elastic cloth layer, 4-4 is a second adhesive layer, and 4-5 is a face adhesive layer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in the figure, a waterproof sealing structure between a earthing tank 1 and a valve chamber 2 comprises a first waterproof sealing structure 3 and a second waterproof sealing structure 4; the first waterproof sealing structure 3 comprises an arc-shaped steel plate 3-2 and a sealing gasket 3-1, the surface of the arc-shaped steel plate 3-2 is a polished surface, the first waterproof sealing structure 3 is arranged between the earthing tank 1 and the valve chamber 2, the arc-shaped steel plate 3-2 is in contact with the valve chamber 2, the sealing gasket 3-1 is in contact with the earthing tank 1, the shape of the arc-shaped steel plate 3-2 and the shape of the sealing gasket 3-1 are matched with the shape of the earthing tank 1 (arc shape matching), and the inner wall and the outer wall of the arc-shaped steel plate 3-2 and the inner wall and the outer wall of the sealing gasket 3-1 are flush with the inner wall and the outer wall of the valve chamber 2; the second waterproof sealing structure 4 comprises a bottom adhesive layer 4-1, a clay layer, an elastic cloth layer 4-3 and a surface adhesive layer 4-5, and the second waterproof sealing structure 4 is connected with the earthing tank 1, the first waterproof sealing structure 3 and the valve chamber 2.
The gasket 3-1 may be a rubber cushion.
In another embodiment, the adhesive cement layer comprises a first adhesive cement layer 4-2 and a second adhesive cement layer 4-4, wherein the second waterproof sealing structure 4 comprises a bottom adhesive layer 4-1, the first adhesive cement layer 4-2, an elastic cloth layer 4-3, the second adhesive cement layer 4-4 and a surface adhesive layer 4-5 from inside to outside in sequence; the earthing tank 1, the valve chamber 2 and the first waterproof sealing structure 3 are connected with the inner side of the primer layer 4-1, the outer side of the primer layer 4-1 is connected with the inner side of the first adhesive layer 4-2, the outer side of the first adhesive layer 4-2 is connected with the inner side of the elastic cloth layer 4-3, the outer side of the elastic cloth layer 4-3 is connected with the inner side of the second adhesive layer 4-4, the outer side of the second adhesive layer 4-4 is connected with the inner side of the surface adhesive layer 4-5, and the outer surface of the adhesive layer is a flat inclined surface.
In another embodiment, the first adhesive layer 4-2 is only connected with the bottom adhesive layer 4-1, and does not contact with the earthing tank 1 and the valve chamber 2, the two ends of the inner side of the elastic cloth layer 4-3 are connected with the bottom adhesive layer 4-1, the two ends of the elastic cloth layer 4-3 are respectively contacted with the earthing tank 1 and the valve chamber 2, the two ends of the second adhesive layer 4-4 are respectively connected with the earthing tank 1 and the valve chamber 2, and the two ends of the surface adhesive layer 4-5 are respectively connected with the earthing tank 1 and the valve chamber 2. More preferably, the first clay layer 4-2 is only connected with the primer layer 4-1 and does not contact the earthing tank 1 and the valve chamber 2; the two ends of the elastic cloth layer 4-3, the second daub layer 4-4 and the surface adhesive layer 4-5 are only contacted with the primer layer 4-1, and are not contacted with the earthing tank 1 and the valve chamber 2, namely the elastic cloth layer 4-3, the second daub layer 4-4 and the surface adhesive layer 4-5 are only arranged on the primer layer 4-1.
In another embodiment, the primer layer 4-1 is a CTPU elastic sealing primer layer 4-1, the surface adhesive layer 4-5 is a CTPU elastic sealing adhesive layer, the elastic cloth layer 4-3 is an elastic polypropylene cloth layer, and the surface adhesive layer 4-5 is a CTPU elastic sealing surface adhesive layer 4-5.
A waterproof sealing structure between a soil covering tank and a valve chamber 2, which is characterized in that:
(1) When the concrete valve chamber 2 is poured, the polished arc-shaped steel plate 3-2 is pre-buried in the wall body of the valve chamber 2, and a rubber soft rubber pad is embedded between the arc-shaped steel plate 3-2 on the wall body of the valve chamber 2 and the earthing tank 1;
(2) Surface treatment before construction: firstly, removing pollutants such as soil, slurry skin and the like on the outer surfaces of a soil covering tank 1 and a valve chamber 2, so as to ensure that a second waterproof sealing structure 4 is firmly bonded with the soil covering tank 1 and a steel plate valve chamber 2; the corroded and loosened cement blocks of the valve chamber 2 are totally knocked out and repaired, and if the cement surface is seriously rugged, leveling pretreatment is carried out in advance; paint roughening treatment is carried out on the surface of the earthing tank 1, so that the base surface of the second waterproof sealing structure is clean, dry, firm, oil-free and looseness-free;
(3) Firstly, brushing primer for one time, and after the primer is not sticky, brushing primer for the second time, filling gaps between the earthing tank 1 and the valve chamber 2, and cutting off channels of corrosive mediums such as moisture, salt and the like in soil, which invade the gaps of the valve chamber 2;
(4) Then scraping a first adhesive cement on the basis of the primer, filling the joint of the earthing tank 1 and the wall body of the valve chamber 2 with the adhesive cement, compacting and forming a flat inclined plane;
(5) Coating a layer of elastic polypropylene cloth on the clay, and noticing that no crease and air holes are generated so as to avoid water residue;
(6) Scraping a second daub on the elastic polypropylene cloth, and spreading a layer of daub to cover the elastic polypropylene cloth;
(7) The surface glue is brushed twice, and the appearance is smooth and full.
According to the utility model, the first waterproof sealing structure adopts the rubber cushion matched with the arc-shaped steel plate, so that the waterproof sealing purpose is realized, and the functions of buffering, damping, absorbing thermal expansion and contraction displacement, preventing friction from damaging the anti-corrosion layer and the like can be realized; the second waterproof sealing structure belongs to a flexible sealing structure, has the advantages of good waterproof and seepage-proofing effect, good bonding performance, good flexibility, high elongation at break (300% -800%), good chemical corrosion resistance and the like, can be directly buried by earthing, and can realize the waterproof and seepage-proofing requirements of long-term stability.
The waterproof sealing structure between the earthing tank and the valve chamber has good waterproof, seepage-proof and corrosion-proof performances, good sealing performance, is resistant to buried corrosion environment, simple in construction operation, high in construction efficiency, good in elasticity and elongation, and can be suitable for settlement cracks of the valve chamber structure.
Claims (10)
1. The waterproof sealing structure between the earthing tank and the valve chamber is characterized by comprising a first waterproof sealing structure (3) and a second waterproof sealing structure (4); the first waterproof sealing structure (3) comprises an arc-shaped steel plate (3-2) and a sealing gasket (3-1), the first waterproof sealing structure (3) is arranged between the earthing tank (1) and the valve chamber (2), the arc-shaped steel plate (3-2) is contacted with the valve chamber (2), and the sealing gasket (3-1) is contacted with the earthing tank (1); the second waterproof sealing structure (4) comprises a bottom adhesive layer (4-1), a clay layer, an elastic cloth layer (4-3) and a surface adhesive layer (4-5), and the second waterproof sealing structure (4) is connected with the earthing tank (1), the first waterproof sealing structure (3) and the valve chamber (2).
2. A watertight sealing structure between a earthing tank and a valve chamber according to claim 1, characterized in that the surface of the arc-shaped steel plate (3-2) is a polished surface.
3. A watertight sealing structure between a earthing tank and a valve chamber according to claim 1, characterized in that the shape of the arc-shaped steel plate (3-2), the sealing gasket (3-1) is adapted to the shape of the earthing tank (1).
4. A watertight seal between a earthing tank and a valve housing according to claim 1, characterized in that the mastic layer comprises a first mastic layer (4-2) and a second mastic layer (4-4).
5. The waterproof sealing structure between the earthing tank and the valve chamber according to claim 4, wherein the second waterproof sealing structure (4) is a primer layer (4-1), a first clay layer (4-2), an elastic cloth layer (4-3), a second clay layer (4-4) and a face adhesive layer (4-5) in sequence from inside to outside.
6. A watertight seal as claimed in claim 4 or 5, characterized in that the external surface of the mastic layer is a flat bevel.
7. The waterproof sealing structure between a soil covering tank and a valve chamber according to claim 4, wherein the soil covering tank (1), the valve chamber (2) and the first waterproof sealing structure (3) are connected with the inner side of a primer layer (4-1), the outer side of the primer layer (4-1) is connected with the inner side of a first cement layer (4-2), the outer side of the first cement layer (4-2) is connected with the inner side of an elastic cloth layer (4-3), the outer side of the elastic cloth layer (4-3) is connected with the inner side of a second cement layer (4-4), and the outer side of the second cement layer (4-4) is connected with the inner side of a surface cement layer (4-5).
8. A watertight sealing structure between a earthing tank and a valve chamber as claimed in claim 4 or 7, characterized in that the inner ends of the elastic cloth layer (4-3) are connected with the primer layer (4-1).
9. A watertight sealing structure between a earthing tank and a valve chamber according to claim 1, characterized in that the inner wall and the outer wall of the arc-shaped steel plate (3-2) and the sealing gasket (3-1) are flush with the inner wall and the outer wall of the valve chamber (2).
10. The waterproof sealing structure between the earthing tank and the valve chamber according to claim 1, wherein the primer layer (4-1) is a CTPU elastic sealing primer layer (4-1), the surface adhesive layer (4-5) is a CTPU elastic sealing adhesive layer, the elastic cloth layer (4-3) is an elastic polypropylene cloth layer, and the surface adhesive layer (4-5) is a CTPU elastic sealing surface adhesive layer (4-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320453731.6U CN219955031U (en) | 2023-03-07 | 2023-03-07 | Waterproof sealing structure between earthing tank and valve chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320453731.6U CN219955031U (en) | 2023-03-07 | 2023-03-07 | Waterproof sealing structure between earthing tank and valve chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219955031U true CN219955031U (en) | 2023-11-03 |
Family
ID=88553958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320453731.6U Active CN219955031U (en) | 2023-03-07 | 2023-03-07 | Waterproof sealing structure between earthing tank and valve chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219955031U (en) |
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2023
- 2023-03-07 CN CN202320453731.6U patent/CN219955031U/en active Active
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