CN209011159U - Buried pipeline leakage protection structure - Google Patents
Buried pipeline leakage protection structure Download PDFInfo
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- CN209011159U CN209011159U CN201821721415.8U CN201821721415U CN209011159U CN 209011159 U CN209011159 U CN 209011159U CN 201821721415 U CN201821721415 U CN 201821721415U CN 209011159 U CN209011159 U CN 209011159U
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- Prior art keywords
- buried pipeline
- protection structure
- leakage protection
- membrane
- composite geo
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Abstract
The utility model provides a kind of buried pipeline leakage protection structure.Buried pipeline leakage protection structure setting becomes the buried pipeline being embedded in earth's surface pipe trench below and provides protection comprising: compacting pile foundation is set to pipe trench bottom；Composite geo-membrane is layed in above compacting pile foundation；Protecting tube is set in the outside of buried pipeline, is set to above composite geo-membrane；Block valve is set on buried pipeline to control making and truncation of the buried pipeline between block valve upstream and downstream.The buried pipeline leakage protection structure of the utility model provides leakage protection to buried pipeline jointly using compacting pile foundation, composite geo-membrane, protecting tube and block valve, the leakage that buried pipeline can effectively be prevented avoids buried pipeline leakage pollution caused by soil and underground water.
Description
Technical field
The utility model relates to buried pipeline protection field more particularly to a kind of buried pipeline leakage protection structures.
Background technique
With popularizing for buried pipeline steady, safe and efficiently, it is ensured that buried pipeline, which is run, has become one for a long time
Significant task.Under normal condition, decarbonization, desulfuration absorbent buried pipeline is totally-enclosed system, and decarbonization, desulfuration absorbent will not be with
Soil and groundwater contacts, and decarbonization, desulfuration absorbent will not impact soil and groundwater environment, only in accident
Under operating condition, the leakage of decarbonization, desulfuration absorbent may be to soil and groundwater environment pollutes along the line.Leakage accident occurs for pipeline
Cause decarbonization, desulfuration absorbent to leak into the limited amount of underground, if processing is proper in time, can efficiently control to surrounding
The influence of environment.But the extensive leakage of accident decarbonization, desulfuration absorbent meeting contaminated soil and underground water, influence area are raw
State environment reduces crop yield or reduces the biomass of organic matter.Therefore, it is most important to establish perfect counter-measure.
Utility model content
In view of the problems in the background art, the purpose of this utility model is to provide a kind of buried pipeline leakage protections
Structure, can prevent the leakage problem of buried pipeline, and buried pipeline is effectively avoided to leak the dirt caused by soil and underground water
Dye.
To achieve the goals above, the utility model provides a kind of buried pipeline leakage protection structure, is set to bury
Buried pipeline in earth's surface pipe trench below provides protection comprising: compacting pile foundation is set to pipe trench bottom；Composite earth
Work film is layed in above compacting pile foundation；Protecting tube is set in the outside of buried pipeline, is set to above composite geo-membrane；It cuts
Disconnected valve, is set on buried pipeline to control making and truncation of the buried pipeline between block valve upstream and downstream.
Buried pipeline is more and is sequentially connected that block valve or every is arranged in the connecting portion of adjacent two buried pipelines
Multiple block valves either combination is arranged along lengthwise in buried pipeline.
Protecting tube includes: pipe portion；And heat preservation insulating layer, it is located between buried pipeline and pipe portion.
Pipe trench includes slope surface and bottom surface；Buried pipeline leakage protection structure further include: the first sand bedding course is laid on compacting
Slope surface and the earth surface area adjacent with pipe trench above the upper surface of pile foundation, compacting pile foundation.
The height of the part of the upper surface for being laid on compacting pile foundation of first sand bedding course is 0.5m.
Composite geo-membrane is laid on the surface of the first sand bedding course, composite geo-membrane include bottom part, lateral part and
Earth's surface part.
Buried pipeline leakage protection structure further include: the second sand bedding course is layed in the upper of the bottom part of composite geo-membrane
Side, protecting tube are located at the top of the second sand bedding course.
The height for tamping pile foundation is 2m.
The beneficial effects of the utility model are as follows:
The buried pipeline leakage protection structure of the utility model using compacting pile foundation, composite geo-membrane, protecting tube and
Block valve provides leakage protection to buried pipeline jointly, can effectively prevent the leakage of buried pipeline, avoid buried pipeline
Leakage is polluted caused by soil and underground water.
Detailed description of the invention
Fig. 1 is the schematic diagram of buried pipeline leakage protection structure according to the present utility model.
Fig. 2 is the schematic diagram of the part composition component of the buried pipeline leakage protection structure of Fig. 1.
Wherein, the reference numerals are as follows:
1 buried pipeline leakage protection structure 132 keeps the temperature insulating layer
11 compacting 14 block valves of pile foundation
12 composite geo-membrane, 15 first sand bedding course
121 bottom part, 16 second sand bedding course
122 lateral part, 2 pipe trench
123 earth's surface part, 21 slope surface
13 protecting tube, 22 bottom surface
131 pipe portion, 3 buried pipeline
Specific embodiment
Attached drawing shows the embodiments of the present invention, and will be appreciated that the disclosed embodiments are only that this is practical new
The example of type, the utility model can be implemented in a variety of manners, and therefore, detail disclosed herein, which should not be construed, to be limited
System, but only as the basis of claim and as the basis of representative for instructing those of ordinary skill in the art with various
Mode implements the utility model.
Fig. 1 is the schematic diagram of buried pipeline leakage protection structure according to the present utility model.Fig. 2 is the buried pipeline of Fig. 1
The schematic diagram of the part composition component of leakage protection structure.
Buried pipeline leakage protection structure 1 according to the present utility model is set to be embedded in earth's surface pipe trench 2 below
Buried pipeline 3 provides protection.Buried pipeline 3 can be the pipeline of conveying decarbonization, desulfuration absorbing liquid.Buried pipeline leakage protection knot
Structure 1 includes: compacting pile foundation 11, composite geo-membrane 12, protecting tube 13 and block valve 14.Pipe trench 2 includes slope surface 21 and bottom
Face 22.
Compacting pile foundation 11 is set to 2 bottom of pipe trench.For common soil horizon, 11 density of pile foundation is tamped
Height, compacting pile foundation 11 can prevent the fluid (decarbonization, desulfuration absorbing liquid) in buried pipeline 3 from leaking downwards, avoid toxic liquid
Polluted underground water；In addition, the strength of the mixing pile of compacting pile foundation 11 is high, so that the foundation capability and non-deformability of pipe trench 2
It is improved.
Composite geo-membrane 12 is layed in 11 top of compacting pile foundation.Composite geo-membrane 12 includes bottom part 121, side portion
Divide 122 and earth's surface part 123.In one embodiment, the lateral part 122 of composite geo-membrane 12 and earth's surface part 123 are to connect
The entirety connect, and the lateral part 122 of composite geo-membrane 12 connect (i.e. hot melt company by overlapping or sewing up with bottom part 121
It connects).In another embodiment, the bottom part 121 of composite geo-membrane 12, lateral part 122 and earth's surface part 123 are connection
Entirety.The both ends of the earth's surface part 123 of composite geo-membrane 12 are fixed by anchoring groove.Composite geo-membrane 12 is the one of film
Baking oven Far-infrared Heating is passed through in side or two sides, and geotextiles and geomembrane are forced together through deflector roll and are formed.Composite geo-membrane 12
With characteristic light, that barrier performance is good, anticorrosive, ageing-resistant, if the desulfurization and decarburization absorbing liquid in buried pipeline 3 is let out
Leakage, composite geo-membrane 12 can play good anti-seepage effect, the toxic liquid in buried pipeline 3 avoided to let out to surrounding soil
Leakage, contaminated soil or underground water.
Protecting tube 13 is set in the outside of buried pipeline 3 and is set to 12 top of composite geo-membrane.As shown in Figure 1, protection
Pipe 13 includes: pipe portion 131；And heat preservation insulating layer 132, it is located between buried pipeline 3 and pipe portion 131.Keep the temperature insulating layer 132
It is made of heat preservation insulating materials, while keeping the temperature insulating materials to choose the good material of water absorbing properties, once in buried pipeline 3
Liquid leaks, and heat preservation insulating materials can absorb the liquid of leakage, and by the liquid of absorption along the extension side of protecting tube 13
To export, the leakage of toxic liquid is prevented.Protecting tube 13 and heat preservation insulating layer 132 have high-efficiency insulated, waterproof, anti-corrosion, insulation,
The buried pipeline 3 that is set as of the characteristics such as cold-resistant, intensity height, protecting tube 13 and heat preservation insulating layer 132 provides further protection,
The risk for greatly reducing the leakage of buried pipeline 3, extends the service life of buried pipeline 3.
As shown in Fig. 2, block valve 14 be set on buried pipeline 3 with control buried pipeline 3 14 upstream and downstream of block valve it
Between making and truncation.Buried pipeline 3 is more and is sequentially connected that truncation is arranged in the connecting portion of adjacent two buried pipelines 3
Valve 14 or every buried pipeline 3 are along the multiple block valves 14 of lengthwise setting either combination.Block valve 14 it is this close
The leakage part of buried pipeline 3 can be truncated in collection set-up mode in time, reduce leakage rate, while being convenient for letting out to buried pipeline 3
Leakage part is accurately positioned, and overhauls a large amount of leakages to prevent toxic liquid in time, improves the protection energy leaked buried pipeline 3
Power.To prevent water hammer, it is preferable that 14 turn-off time of block valve is set as 10s-15s.
For conveying the buried pipeline 3 of desulfurization and decarburization absorbing liquid once destroying, it will the pollution for causing environment and soil is made
At huge loss, and the buried pipeline leakage protection structure 1 of the utility model is using compacting pile foundation 11, composite geo-membrane
12, protecting tube 13 and block valve 14 provide leakage protection to buried pipeline 3 jointly, can effectively prevent buried pipeline 3
Leakage avoids buried pipeline 3 and leaks the pollution caused by soil and underground water.
Buried pipeline leakage protection structure 1 further include: the first sand bedding course 15, be laid on compacting pile foundation 11 upper surface,
Tamp the slope surface 21 above pile foundation 11 and the earth surface area adjacent with pipe trench 2.First sand bedding course 15 is laid on compacting pile
The height of the part of the upper surface of ground 11 is 0.5m.The part for being laid on the adjacent earth surface area of pipe trench 2 of first sand bedding course 15
Height be 1m.Composite geo-membrane 12 is laid on the surface of the first sand bedding course 15.First sand bedding course 15 is good, matter using gradation
The layered compacting such as the hard medium coarse sand in ground and rubble, cobble, based on supporting course.Since the first sand bedding course 15 has one
Fixed compactness can provide further leakage protection for buried pipeline 3；Furthermore, it is generally the case that the damage of soil body of ground
It is to replace soil that can be arranged as a result, first to avoid the destruction of ground with the bigger sandstone of intensity since the bottom of foundation
Sand bedding course 15 improves the foundation capability under shallow foundation, to improve the stability of pipe trench 2.
Buried pipeline leakage protection structure 1 further include: the second sand bedding course 16 is layed in the bottom part of composite geo-membrane 12
121 top, protecting tube 13 are located at the top of the second sand bedding course 16.The height of second sand bedding course 16 is 0.5m.Due to protecting tube
13 are set to the top of composite geo-membrane 12, and the setting of the second sand bedding course 16 can protect composite geo-membrane 12, prevent from protecting
It is contacted between pipe 13 and composite geo-membrane 12 and wears composite geo-membrane 12.
Backfill is filled in the remaining space of pipe trench 2.Backfill can be concordant with earth's surface, can also surpass as shown in Figure 1
Earth's surface and cover the earth's surface part 123 of composite geo-membrane 12 out.
Illustrate the preparation method of buried pipeline leakage protection structure 1 below.
The preparation method of buried pipeline leakage protection structure 1 includes: earth excavation to be formed positioned at earth's surface pipe trench below
2, pipe trench 2 includes slope surface 21 and bottom surface 22；Cement and soil are provided, are mixed and stirred for cement and soil to be formed uniformly mixing in proportion
Then mixture is filled into pipe trench 2 and tamps to specified compactness and form compacting pile foundation 11 by object；In compacting pile
The region adjacent with pipe trench 2 of the upper surface of base 11, the slope surface 21 of pipe trench 2 and earth's surface is laid with the first sand bedding course 15；Along first
The surface of sand bedding course 15 is laid with composite geo-membrane 12；Protecting tube 13 is set in the outside of buried pipeline 3 and sets block valve 14
It is placed in inside buried pipeline 3；The buried pipeline 3 for being arranged with protecting tube 13 and be provided with block valve 14 is placed in composite geo-membrane
12 top；Backfilling of earthwork is to the remaining space of pipe trench 2.
In above process, the height for tamping the compacting pile foundation 11 of formation is 2m.The height for the first sand bedding course 15 being laid with
Degree is 0.5m.When being laid with the process of composite geo-membrane 12, to guarantee that composite geo-membrane 12 is not destroyed, it is necessary to ensure that composite earthwork
Cannot carry the principle of heavy equipment on film 12, and the backfill of 12 top of composite geo-membrane can only machinery get rid of and give, it is artificial smooth；
Composite geo-membrane 12 should be closely connected with the first sand bedding course 15, does not interspace.The both ends of the earth's surface part 123 of composite geo-membrane 12 use
Anchoring groove is fixed, and prevents composite geo-membrane 12 from sliding.
Composite geo-membrane 12 includes bottom part 121, lateral part 122 and earth's surface part 123, in one embodiment,
The lateral part 122 of composite geo-membrane 12 and earth's surface part 123 are the entirety of connection, and bottom part 121 is individual part,
When being laid with composite geo-membrane 12, bottom part 121 is first laid on to the upper surface of compacting pile foundation 11, then along compacting pile foundation
11 or more slope surface is laid with composite geo-membrane 12 from bottom to top, and the lateral part 122 and bottom part 121 of composite geo-membrane 12 are logical
It is seamless to cross the lateral part 122 and bottom part 121 for overlapping or sewing up connection (i.e. hot-melt adhesive paste) to guarantee composite geo-membrane 12
Connection, to play the role of antiseepage.By be arranged with protecting tube 13 and be provided with block valve 14 buried pipeline 3 be placed in it is compound
Before 12 top of geomembrane, it is laid with the second sand bedding course 16 in the top of the bottom part 121 of composite geo-membrane 12, then will be arranged
There is protecting tube 13 and the buried pipeline 3 for being provided with block valve 14 is placed on the second sand bedding course 16.The height of second sand bedding course 16
For 0.5m.
Detailed description describes multiple exemplary embodiments above, but is not intended to be limited to clearly disclosed combination herein.
Therefore, unless otherwise indicated, various features disclosed herein can be combined and be formed and not shown for clarity and
Multiple other combinations out.
Claims (8)
1. a kind of buried pipeline leakage protection structure (1), is set to the buried pipeline being embedded in earth's surface pipe trench below (2)
(3) protection is provided characterized by comprising
It tamps pile foundation (11), is set to pipe trench (2) bottom；
Composite geo-membrane (12) is layed in above compacting pile foundation (11)；
Protecting tube (13), is set in the outside of buried pipeline (3), is set to above composite geo-membrane (12)；
Block valve (14) is set on buried pipeline (3) to control buried pipeline (3) connecing between block valve (14) upstream and downstream
Logical and truncation.
2. buried pipeline leakage protection structure (1) according to claim 1, which is characterized in that buried pipeline (3) is more
And be sequentially connected, connecting portion setting block valve (14) of adjacent two buried pipelines (3) or every buried pipeline (3) are along vertical
It is long that multiple block valves (14) either combination is set.
3. buried pipeline leakage protection structure (1) according to claim 2, which is characterized in that protecting tube (13) includes: pipe
Portion (131)；And heat preservation insulating layer (132), it is located between buried pipeline (3) and pipe portion (131).
4. buried pipeline leakage protection structure (1) according to claim 1, which is characterized in that pipe trench (2) includes slope surface
(21) and bottom surface (22)；Buried pipeline leakage protection structure (1) further include: the first sand bedding course (15), with being laid on compacting pile
Slope surface (21) and the earth surface area adjacent with pipe trench (2) above the upper surface of base (11), compacting pile foundation (11).
5. buried pipeline leakage protection structure (1) according to claim 4, which is characterized in that the first sand bedding course (15)
The height for being laid on the part of the upper surface of compacting pile foundation (11) is 0.5m.
6. buried pipeline leakage protection structure (1) according to claim 4, which is characterized in that composite geo-membrane (12) paving
It is located at the surface of the first sand bedding course (15), composite geo-membrane (12) includes bottom part (121), lateral part (122) and ground
Exterior portion point (123).
7. buried pipeline leakage protection structure (1) according to claim 6, which is characterized in that buried pipeline leakage protection
Structure (1) further include: the second sand bedding course (16) is layed in the top of the bottom part (121) of composite geo-membrane (12), protecting tube
(13) it is located at the top of the second sand bedding course (16).
8. buried pipeline leakage protection structure (1) according to claim 1, which is characterized in that compacting pile foundation (11)
Height is 2m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821721415.8U CN209011159U (en) | 2018-10-23 | 2018-10-23 | Buried pipeline leakage protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821721415.8U CN209011159U (en) | 2018-10-23 | 2018-10-23 | Buried pipeline leakage protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209011159U true CN209011159U (en) | 2019-06-21 |
Family
ID=66839648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821721415.8U Expired - Fee Related CN209011159U (en) | 2018-10-23 | 2018-10-23 | Buried pipeline leakage protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209011159U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109235495A (en) * | 2018-10-23 | 2019-01-18 | 中石化石油工程技术服务有限公司 | The preparation method of buried pipeline leakage protection structure and buried pipeline leakage protection structure |
| CN110864161A (en) * | 2019-10-21 | 2020-03-06 | 中机国际工程设计研究院有限责任公司 | Construction method of steam buried pipe structure |
| CN112144570A (en) * | 2020-08-05 | 2020-12-29 | 中石化宁波工程有限公司 | Anti-leakage structure of underground pipeline and construction method thereof |
-
2018
- 2018-10-23 CN CN201821721415.8U patent/CN209011159U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109235495A (en) * | 2018-10-23 | 2019-01-18 | 中石化石油工程技术服务有限公司 | The preparation method of buried pipeline leakage protection structure and buried pipeline leakage protection structure |
| CN110864161A (en) * | 2019-10-21 | 2020-03-06 | 中机国际工程设计研究院有限责任公司 | Construction method of steam buried pipe structure |
| CN110864161B (en) * | 2019-10-21 | 2021-06-15 | 中机国际工程设计研究院有限责任公司 | Construction method of steam buried pipe structure |
| CN112144570A (en) * | 2020-08-05 | 2020-12-29 | 中石化宁波工程有限公司 | Anti-leakage structure of underground pipeline and construction method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190621 Termination date: 20211023 |