CN202969419U - Efficient anti-seepage structure system for liquid chemical storage tank area - Google Patents
Efficient anti-seepage structure system for liquid chemical storage tank area Download PDFInfo
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- CN202969419U CN202969419U CN 201220543795 CN201220543795U CN202969419U CN 202969419 U CN202969419 U CN 202969419U CN 201220543795 CN201220543795 CN 201220543795 CN 201220543795 U CN201220543795 U CN 201220543795U CN 202969419 U CN202969419 U CN 202969419U
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- seepage
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- storage tank
- impervious barrier
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Abstract
The utility model discloses an efficient anti-seepage structure system for a liquid chemical storage tank area. In a fire dike of the storage tank area, a main anti-seepage layer (3) is arranged at the bottom, and an anchorage (6) with an anti-seepage structure is adopted; an exudate leakage inspection tube (4) is arranged on a storage tank ring beam foundation (2); an exudate collecting and inspecting well (5) is arranged above the main anti-seepage layer (3) at the outer side of the storage tank ring beam foundation (2); and caulking seals (7) are adopted at the connecting positions of all parts for connection and sealing to form a completely and continuously-sealed tank storage area anti-seepage system. The main anti-seepage layer (3) consists of a first layer of filament non-woven geotextile layer (31), a middle HDPE (high-density polyethylene) geomembrane anti-seepage layer (32) and a second layer of filament non-woven geotextile layer (31). The exudate leakage inspection tube is used for monitoring whether the bottom of a storage tank leaks or not; the exudate collecting and inspecting well is used for monitoring the pollution situation of the liquid chemical storage tank area; and caulking sealing materials are filled in a structural joint and an expansion joint to prevent a medium from passing through a gap to permeate into the ground. The efficient anti-seepage structure system is used for the underground anti-seepage treatment of the liquid chemical storage tank area, and the pollution caused by the leakage and the permeation into the ground of the liquid medium to underground water and soil can be effectively prevented.
Description
Technical field
The utility model relates to a kind of efficient anti-seepage structural system, relates in particular to the efficient anti-seepage structural system of the liquid chemicals tank area in a kind of derived energy chemical field.
Background technology
The liquid medium that the liquid chemicals tank areas such as the industry such as the energy, petrochemical industry, mine metallurgy and inland and port depot store, as leak, liquid medium permeates the ground will be to ecological environment harms such as underground water source, soil, due to the most difficult decomposed substance of such liquid medium, will inevitably cause permanent destruction to the ecosystem.Therefore, must take antiseepage to process for tank foundation and the tank field terrace of tank area, prevent that pollutant from permeating the ground.
The tank base of tank area adopted the argillic horizon of compacting and sand asphalt insulating layer etc. originally, and the tank field terrace adopts the rigidity leakage preventing structure of compacting original soil, water-tight concrete terrace etc.Along with the raising of national requirements for environmental protection and wideling popularize of HDPE geomembrane, simple HDPE geomembrane anti-seepage technology also has been applied to petrochemical industry, but there is no the whole seepage prevention system of considering tank area, also not to how leakage monitoring proposes a plan, liquid chemicals tank area efficient anti-seepage structural system is provided with tank foundation monitoring of leakage pipe, the terrace sepage is collected the manhole monitoring facilities and tank area is provided with a complete continuous seepage prevention system and carries out the comprehensive regulation.
Summary of the invention
Problem to be solved in the utility model is the efficient anti-seepage structural system that provides a kind of liquid chemicals tank area, prevents that storage medium from polluting earth's surface, belowground ecosystem, can monitor when seepage occurs.
In order to achieve the above object, the technical scheme that the utility model uses is: a kind of efficient anti-seepage structural system for the liquid chemicals tank area, in the fire wall (1) of tank area, the bottom arranges main impervious barrier (3), adopts impervious barrier structure anchor (6); The upper sepage leak detection tube (4) of arranging of storage tank foundation of circular beam (2), main impervious barrier (3) top that manhole (5) is arranged on storage tank foundation of circular beam (2) outside is collected in sepage, the place that connects at each position adopts caulking sealing (7) to connect and sealing, has formed the tank area seepage prevention system of a complete continuous sealing.
Main impervious barrier (3) whole audience setting in tank foundation and the underground sand cushion of tank field terrace, structure is from bottom to top: first floor long filament non-woven geotextile (31), middle HDPE geomembrane (32), second layer long filament non-woven geotextile (31).
At storage tank foundation of circular beam (2), sepage leak detection tube (4) is set.
At the tank field terrace, sepage is set and collects manhole (5), and sepage leak detection tube (4) composition monitoring system, when seepage occurs the HDPE geomembrane (32) in main impervious barrier (3), can monitor.
Impervious barrier structure anchor (6) provides the anchor structure of a kind of HDPE geomembrane anti-seepage layer and storage tank foundation of circular beam, fire wall unlike material, does effective sealing.
Fill silicone sealant in structural joint between caulking sealing (7) liquid towards chemicals tank area foundation of circular beam and terrace, terrace and each structure and terrace contracting, expansion joint (E.J.) and carry out the antiseepage processing.
Sepage leak detection tube (4) material is HDPE (high density polyethylene (HDPE)), presses circumference uniform distribution on storage tank foundation of circular beam (2), inside and outside each the wide 100mm of Length Ratio ring beam thickness, format diameter 50mm, and quantity 〉=4.
Main impervious barrier (3) first floor, second layer long filament non-woven geotextile specification are 〉=500g/m
2, the thickness of middle HDPE geomembrane is 〉=1.5mm.
Manhole quantity 〉=2 is collected in sepage, and sepage is collected manhole and is arranged on main impervious barrier upper strata.
Impervious barrier structure anchor (6) seals anchoring in storage tank foundation of circular beam (2), a kind of pre-buried mode of the upper employing of fire wall (1) to the middle HDPE geomembrane of the main impervious barrier (3) of unlike material and concrete.
Caulking sealing (7) adopts road to fill closely knit with silicone sealant.
The utility model liquid chemicals tank area efficient anti-seepage structural system has carried out FR antiseepage monitoring for the zone in the whole fire wall of tank area and antiseepage is processed, formed a leakage preventing structure system that sealing is complete, guarantee that medium can not permeate the ground by each connecting portions such as gap, foundation of circular beam, fire walls, for tank area has been constructed a safe, reliable, efficient antiseepage barrier.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is the utility model liquid chemicals tank area efficient anti-seepage structural system elevational schematic view;
1, fire wall, 2, the storage tank foundation of circular beam, 3, main impervious barrier, 4, the sepage leak detection tube, 5, sepage collects manhole, 6, the impervious barrier structure anchor, 7, caulking sealing.
Main impervious barrier (3) comprises 31, first floor long filament non-woven geotextile, 32, middle HDPE geomembrane, 31, second layer long filament non-woven geotextile.
The specific embodiment
As shown in Figure 1, the specific embodiment is as follows:
Built-in fitting is set during tank area storage tank foundation of circular beam (2) construction, the tank foundation leakage preventing structure is followed successively by from bottom to top: the superstructures such as the polycrystalline substances such as compacting foundation, first floor long filament non-woven geotextile (31), middle HDPE geomembrane (32), second layer long filament non-woven geotextile (31), sand cushion, wherein the HDPE geomembrane of main impervious barrier (3) adopts pre-buried, welding manner sealing anchoring.
Pre-plugged HDPE sepage leak detection tube (4) during the construction of storage tank foundation of circular beam, wherein main impervious barrier (3) HDPE film and the sepage leak detection tube of basal layer are made shoe.
Terrace leakage preventing structure between tank foundation and fire wall is followed successively by from bottom to top: the superstructures such as the polycrystalline substances such as compacting foundation, first floor long filament non-woven geotextile (31), middle HDPE geomembrane (32), second layer long filament non-woven geotextile (31), sand cushion, wherein the HDPE geomembrane of main impervious barrier (3) adopts pre-buried, welding manner to seal anchoring with storage tank foundation of circular beam (2) and fire wall (1).
At terrace, the water-tight concrete sepage is set and collects manhole (5), at the bottom of manhole, absolute altitude should be on terrace master impervious barrier (3) top.
Use silicone sealant to carry out caulking sealing (7) to terrace structural joint and contracting, expansion joint (E.J.) etc.
Guarantee to form a complete continuous seepage prevention system by implementing above efficient anti-seepage structural system.
Claims (8)
1. efficient anti-seepage structural system that is used for the liquid chemicals tank area, it is characterized in that: in the fire wall (1) of tank area, the bottom arranges main impervious barrier (3), adopts impervious barrier structure anchor (6); The upper sepage leak detection tube (4) of arranging of storage tank foundation of circular beam (2), main impervious barrier (3) top that manhole (5) is arranged on storage tank foundation of circular beam (2) outside is collected in sepage, the place that connects at each position adopts caulking sealing (7) to connect and sealing, has formed the tank area seepage prevention system of a complete continuous sealing.
2. the efficient anti-seepage structural system for the liquid chemicals tank area according to claim 1, it is characterized in that: main impervious barrier (3) comprises first floor long filament non-woven geotextile (31), middle HDPE geomembrane (32) and second layer long filament non-woven geotextile (31).
3. the efficient anti-seepage structural system for the liquid chemicals tank area according to claim 1 is characterized in that: main impervious barrier first floor, second layer long filament non-woven geotextile specification are 〉=500g/m
2, the thickness of middle HDPE geomembrane is 〉=1.5mm.
4. the efficient anti-seepage structural system for the liquid chemicals tank area according to claim 1, it is characterized in that: sepage leak detection tube (4) is pressed circumference uniform distribution on storage tank foundation of circular beam (2), inside and outside each the wide 100mm of Length Ratio ring beam thickness, quantity 〉=4, material is the HDPE material, format diameter 50mm.
5. the efficient anti-seepage structural system for the liquid chemicals tank area according to claim 1, it is characterized in that: it is the sepage collection manhole (5) of water-tight concrete that material is set in liquid chemicals tank area terrace, quantity 〉=2, sepage are collected manhole (5) and are arranged on main impervious barrier upper strata.
6. the efficient anti-seepage structural system for the liquid chemicals tank area according to claim 1 is characterized in that: impervious barrier structure anchor (6) storage tank foundation of circular beam (2), fire wall (1) upper adopt a kind of pre-buried mode to the main impervious barrier (3) of unlike material in the middle of HDPE geomembrane and concrete seal anchoring.
7. the efficient anti-seepage structural system for the liquid chemicals tank area according to claim 1, is characterized in that: fill silicone sealant in the structural joint between liquid chemicals tank area foundation of circular beam and terrace, terrace and each structure and terrace contracting, expansion joint (E.J.) and carry out caulking sealing (7).
8. the efficient anti-seepage structural system for the liquid chemicals tank area according to claim 1, it is characterized in that: sepage leak detection tube (4) and sepage are collected manhole (5) and are formed monitoring system, when seepage occurs the HDPE geomembrane (32) in main impervious barrier (3), can monitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220543795 CN202969419U (en) | 2012-10-24 | 2012-10-24 | Efficient anti-seepage structure system for liquid chemical storage tank area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220543795 CN202969419U (en) | 2012-10-24 | 2012-10-24 | Efficient anti-seepage structure system for liquid chemical storage tank area |
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| Publication Number | Publication Date |
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| CN202969419U true CN202969419U (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220543795 Expired - Fee Related CN202969419U (en) | 2012-10-24 | 2012-10-24 | Efficient anti-seepage structure system for liquid chemical storage tank area |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104436469A (en) * | 2013-09-13 | 2015-03-25 | 中国石油天然气股份有限公司 | Oil depot storage tank soil seepage-proofing fire dike |
| CN109403270A (en) * | 2018-09-26 | 2019-03-01 | 中国中元国际工程有限公司 | A kind of fixed drainage exhaust part and the construction method of hunting leak of geomembrane of hydroenergy storage station |
| CN109610518A (en) * | 2018-12-24 | 2019-04-12 | 北京高能时代环境技术股份有限公司 | A kind of pollution barrier structure and seepage control system |
-
2012
- 2012-10-24 CN CN 201220543795 patent/CN202969419U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104436469A (en) * | 2013-09-13 | 2015-03-25 | 中国石油天然气股份有限公司 | Oil depot storage tank soil seepage-proofing fire dike |
| CN109403270A (en) * | 2018-09-26 | 2019-03-01 | 中国中元国际工程有限公司 | A kind of fixed drainage exhaust part and the construction method of hunting leak of geomembrane of hydroenergy storage station |
| CN109403270B (en) * | 2018-09-26 | 2021-12-10 | 中国中元国际工程有限公司 | Construction method for geomembrane fixing leakage detection drainage exhaust member of pumped storage power station |
| CN109610518A (en) * | 2018-12-24 | 2019-04-12 | 北京高能时代环境技术股份有限公司 | A kind of pollution barrier structure and seepage control system |
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| 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: 20130605 Termination date: 20171024 |
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| CF01 | Termination of patent right due to non-payment of annual fee |