CN206752532U - A kind of antiseepage laying structure - Google Patents
A kind of antiseepage laying structure Download PDFInfo
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- CN206752532U CN206752532U CN201720602297.8U CN201720602297U CN206752532U CN 206752532 U CN206752532 U CN 206752532U CN 201720602297 U CN201720602297 U CN 201720602297U CN 206752532 U CN206752532 U CN 206752532U
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- antiseepage
- film
- sandstone layer
- laying structure
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Abstract
The utility model discloses a kind of antiseepage laying structure, belong to antiseepage field.The antiseepage laying structure includes：The antiseepage film in antiseepage area is layed in, end is connected with being arranged on the fixture in antiseepage area；The sandstone layer being laid in antiseepage film, sandstone layer have predetermined slope；The gutter being arranged at sandstone layer low water level.Further, antiseepage film is arranged to concavo-convex close to the film body of fixture.It is concavo-convex by the way that antiseepage film is arranged to close to the film body of fixture, when settlement of foundation, the concavo-convex film body can smoothly trail, i.e. raised film body is sprawled under a stretching force, so that to reduce the tension that antiseepage film and fixture junction are born, and then effectively prevent the junction of antiseepage film and fixture to be pulled off.Sandstone layer is arranged to predetermined slope, and gutter is set at sandstone layer low water level, to carry out draining to antiseepage area.
Description
Technical field
Antiseepage field is the utility model is related to, more particularly to a kind of antiseepage laying structure.
Background technology
Petroleum tank region be provided with oil storage tank, with support fire wall of oil storage tank, pipe pier, with the tank connected pipeline of oil storage etc.,
Oil storage tank is used to receiving, store and transferring oil.But the junction of the equipment such as oil storage tank, pipeline easily occur run, bleed it is existing
As, and the stratum of petroleum tank region be mostly the larger sewage such as sandstone layer, rainwater of permeability be easily carried oil penetrate into and impurely
Layer, formation subsidence deformation is also resulted in, cause driving inconvenience.Understood based on above-mentioned, it is necessary to prevent oil-polluted water from penetrating into Oil Tank
The stratum in area.Therefore it provides a kind of antiseepage laying structure for petroleum tank region is very necessary.
Prior art provides a kind of antiseepage laying structure, and as shown in Figure 1, the structure includes：High density polyethylene (HDPE)
(High Density Polyethylene, abbreviation HDPE) antiseepage film 1, sandstone layer 3, gutter.Wherein, sandstone layer 3 is laid on
In antiseepage film 1, sandstone layer 3 has predetermined slope, and gutter, upper end and the sand in gutter are provided with the low water level of sandstone layer 3
The surface of rock layers 3 flushes.In pipe pier that petroleum tank region is set, the lower end insert into stratum of fixture 2 such as fire wall, HDPE antiseepage films
1 end is welded to connect with fixture 2, and HDPE antiseepage films 1 cover and the stratum of closed whole petroleum tank region (antiseepage area), to prevent
Only oil-polluted water penetrates into stratum.
Designer has found that prior art at least has problems with：
In the antiseepage laying structure that prior art provides, during settlement of foundation, make the connection of HDPE antiseepage films and fixture
Larger tension is born at place, therefore the junction of HDPE antiseepage films and fixture is easily broken.Rainwater on antiseepage film is not easy
Into gutter.
Utility model content
In order to solve problem of the prior art, the utility model embodiment, which provides one kind, effectively prevents antiseepage film and fixation
Part junction is pulled off, the water in antiseepage film is easily accessible antiseepage laying structure in gutter.The technical scheme is as follows：
The utility model provides a kind of antiseepage laying structure, including：The antiseepage film in antiseepage area is layed in, end is with setting
Fixture in the antiseepage area connects；The sandstone layer being laid in the antiseepage film, the sandstone layer have predetermined slope；If
Put the gutter at the sandstone layer low water level；The antiseepage film is arranged to concavo-convex close to the film body of the fixture.
Specifically, preferably, including multiple strip projected parts sections for being arranged alternately and multiple in the concavo-convex film body
Strip flat segments.
Specifically, preferably, the curved structure in cross section of the strip projected parts section.
Specifically, preferably, the strip projected parts section transversely or is longitudinally formed.
Specifically, preferably, the predetermined slope is 0.3%~5%.
Specifically, preferably, the antiseepage laying structure also includes multiple drainpipes；Multiple drainpipes are arranged on
In the sandstone layer, and connected with the gutter.
Specifically, preferably, being provided with multiple flowing holes on the wall of the drainpipe；Wrapped on the outer wall of the drainpipe
It is wrapped with filter layer.
Specifically, preferably, the drainpipe tilts down with one end that the gutter is connected.
Specifically, preferably, the sandstone layer includes sand bed and metalling；The metalling is laid on the sand bed
On.
Specifically, preferably, the thickness of the sandstone layer is 30~50cm.
The beneficial effect brought of technical scheme that the utility model embodiment provides is：
The antiseepage laying structure that the utility model embodiment provides, by the way that film body of the antiseepage film close to fixture is arranged to
Concavo-convex, when settlement of foundation, the concavo-convex film body can smoothly trail, i.e., raised film body is in end pulling force effect lower berth
Exhibition, so as to reduce the tension that antiseepage film and fixture junction are born, and then effectively prevent the company of antiseepage film and fixture
The place of connecing is pulled off.Sandstone layer is arranged to predetermined slope, and gutter is set at sandstone layer low water level, to be carried out to antiseepage area
Draining.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the schematic diagram for the antiseepage laying structure that prior art provides；
Fig. 2 is the schematic diagram for the antiseepage laying structure that the utility model embodiment provides；
Fig. 3 is the structural representation that the antiseepage film that the utility model embodiment provides is set below gutter；
Fig. 4 is the structural representation that drainpipe is set in the antiseepage laying structure that the utility model embodiment provides.
Wherein, reference represents respectively：
1 antiseepage film,
101 strip projected parts sections,
102 strip flat segments,
2 fixtures,
3 sandstone layers,
301 sand beds,
302 metallings,
4 gutters,
5 drainpipes.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type embodiment is described in further detail.
It should be noted that because gutter is plain concrete construction, furrow bank 200mm, can not pre-buried concrete connection lock,
Therefore by gutter as antiseepage film on.Because tank field ground elevation and draining furrow bank top mark are high fair, drainage problem needs to solve.
Antiseepage area is the soft soil foundation handled through piling prepressing, can be settled after work, and settlement of foundation can cause antiseepage film and fixed structures
Junction is pulled off.
The utility model embodiment provides a kind of antiseepage laying structure, as shown in accompanying drawing 2 and accompanying drawing 3, antiseepage laying
Structure includes：The antiseepage film 1 in antiseepage area is layed in, end is connected with being arranged on the fixture 2 in antiseepage area；It is laid on antiseepage film 1
On sandstone layer 3, sandstone layer 3 has predetermined slope；The gutter 4 being arranged at the low water level of sandstone layer 3；Antiseepage film 1 is close to solid
Determine part 2 film body be arranged to it is concavo-convex.
The antiseepage laying structure that the utility model embodiment provides can be applied to have the characteristics that permeability is high, free settling
The antiseepage of Soft Soil Layer, is applied especially to petroleum tank region.
In the application of petroleum tank region, antiseepage film 1 is first layed in antiseepage area, the end and fixture 2 for making antiseepage film 1 connect
Connect, and antiseepage film 1 is arranged to close to the film body of fixture 2 concavo-convex.After antiseepage film 1 is laid, laid in antiseepage film 1
Sandstone layer 3, can also side laying antiseepage film 1, side laying sandstone layer 3, and make sandstone layer 3 that there is predetermined slope.Finally in sandstone
Gutter 4 is set at the low water level of layer 3, in order to which oil-polluted water is discharged by gutter 4.It should be noted that sandstone layer 3 has
Predetermined slope, is easy to water to flow to lower by eminence, and lower is at low water level.
When raining or leakage petroleum tank region oil-polluted water is occurred, oil-polluted water under sandstone layer 3 by oozing to antiseepage film 1
On, antiseepage film 1 prevents that oil-polluted water from permeating the ground layer.When oil-polluted water increases, and reaches the surface of sandstone layer 3, sewage edge
The surface for the sandstone layer 3 with predetermined slope is flowed into the gutter 4 at low water level, and is discharged by gutter 4.Due to
The porosity of sandstone layer 3 is big, good penetrability, carries the sandstone layer 3 of sewage easily to sinking, and antiseepage film 1 is close to fixture 2
Film body be arranged to it is concavo-convex, with the sinking of ground and sandstone layer 3, the expansion of concavo-convex film body, with reduce antiseepage film 1 with it is fixed
The tension that the junction of part 2 is born, and then effectively prevent antiseepage film 1 to be pulled off with the junction of fixture 2.
The antiseepage laying structure that the utility model embodiment provides, by the way that film body of the antiseepage film 1 close to fixture 2 is set
Into concavo-convex, when settlement of foundation, the concavo-convex film body can smoothly trail, i.e., raised film body is in end pulling force effect lower berth
Exhibition, so as to reduce the tension that antiseepage film 1 and the junction of fixture 2 are born, and then effectively prevent antiseepage film 1 and fixture 2
Junction be pulled off.Sandstone layer 3 is arranged to predetermined slope, and gutter 4 is set at the low water level of sandstone layer 3, with to anti-
Ooze area and carry out draining, and then reduce the load that antiseepage film 1 is born, slow down sandstone layer 3 and sink.
Specifically, the fixture 2 of petroleum tank region is pipe pier, fire wall etc..The end of antiseepage film 1 is with being arranged on fixture 2
On concrete connection lock be bonded as one, it is understood that to be welded as a whole.
The upper and lower surface of antiseepage film 1 is equipped with one layer of geotextiles.Geotextiles have in light weight, tensile strength
The characteristic such as height, good penetrability, high temperature resistant, anti-freezing, ageing-resistant, corrosion-resistant, the work of protection antiseepage film 1 well can be played
With.
It will be appreciated by persons skilled in the art that film body of the antiseepage film 1 close to fixture 2, is referred to from antiseepage film 1
Junction with fixture 2 is starting point, and the film body of predetermined length, the predetermined length is 20~50cm, for example, can be 20cm,
25cm, 30cm, 35cm, 40cm, 45cm, 50cm etc., the length are easily set, and after the film body trails, can play reduction
The effect of antiseepage film 1 and the junction tension of fixture 2.
The film body of concave-convex surface could be arranged to diversified forms, such as film body can be arranged to have multiple circular grooves
With multiple circular protrusions it is concavo-convex, there is the recessed of strip projected parts section 101 and multiple strip flat segments 102 (referring to accompanying drawing 2)
Convex or it is arranged to other irregular concave/convex-shaped structures.
Preferably, the film body of concave-convex surface includes the multiple strip projected parts sections 101 being arranged alternately and multiple strips are straight
Section 102.The film body of the structure is easily set, and makes the anticipated settlement of antiseepage film 1 big, in order to be stretched in concavo-convex film body
After opening, antiseepage film 1 and the tension of the junction of fixture 2 are reduced.
Wherein, multiple strip projected parts sections 101 and multiple strip flat segments 102 can be set in several ways, such as
The antiseepage film 1 with multiple strip projected parts sections 101 and multiple strip flat segments 102 can be directly selected, can also be anti-in laying
During oozing film 1, make to form multiple strip projected parts sections 101 and multiple strip flat segments 102 on the film body of antiseepage film 1.Specifically
Ground, the film body of antiseepage film 1 is set to be arranged to that there are multiple strip projected parts sections 101 and multiple strip flat segments 102 in process of deployment
Method it is as follows：
By the way that the multiple supporters pre-set are placed under the film body of antiseepage film 1 to be placed, so that on its film body
Multiple strip projected parts sections 101 are formed, strip flat segments 102 is formed between two neighboring strip projected parts section 101, treats strip projected parts section
After 101 is stable, supporter is taken out.Antiseepage film 1 is arranged to have close to the film body of other fixtures 2 using same method
Multiple strip projected parts sections 101 and multiple strip flat segments 102.This method is applied to the antiseepage film 1 of hard material, such as HDPE materials
Antiseepage film 1.
The structure of strip projected parts section 101 have it is a variety of, on the premise of based on simple in construction, easy setting, strip projected parts section
The 101 curved structure in cross section, square structure or trapezium structure.The structure of strip projected parts section 101 is arranged such, is easy to
When the sandstone layer 3 containing sewage sinks, strip projected parts section 101 trails with the sandstone layer 3 of sinking, to reduce antiseepage film 1
With the tension suffered by the junction of fixture 2, and then effectively antiseepage film 1 and the junction of fixture 2 is prevented to be pulled off.
Preferably, the curved structure in the cross section of strip projected parts section 101, it is understood that be banding ridge structure.Should
The strip projected parts section 101 of structure is easy to be formed in the antiseepage film 1 of material harder (such as material is HDPE), and the strip of the structure
Raised section 101 does not have corner angle, is less prone to strip projected parts section 101 and real situation is laminated by aqueous sandstone, easily trail.
Specifically, strip projected parts section 101 transversely or is longitudinally formed, transversely or the strip projected parts section that is longitudinally formed
101 are easily set.
Preferably, strip projected parts section 101 is along being longitudinally formed.The strip projected parts section 101 being longitudinally formed is under aqueous sandstone
When heavy, power that strip projected parts section 101 trails and carried, and the direction of antiseepage film 1 and the tension suffered by the junction of fixture 2
It is identical, therefore the effect for reducing antiseepage film 1 and the tension suffered by the junction of fixture 2 is good, and then prevent antiseepage film 1 with fixing
The effect that the junction of part 2 is broken is good.
For the ease of being equipped with setting gutter 4 on the sandstone layer 3 of antiseepage film 1 in lower section, as shown in Figure 3, will be located at
The antiseepage film 1 of the lower section of gutter 4 is laid to the first tilting section being sequentially connected, horizontal segment, the second tilting section, and the first tilting section
Tilt down and be symmetrical arranged with the second tilting section, to form the isosceles trapezoidal structure to stand upside down.From accompanying drawing 3 and accompanying drawing 4, it is
It is easy to take gutter 4, the depth of the sandstone layer 3 of the lower section in gutter 4 to be placed sets deeper.
The angle between plane and horizontal plane where first tilting section is 50 °~60 °, for example, can be 50 °, 51 °,
52 °, 53 °, 54 °, 55 °, 56 °, 57 °, 58 °, 59 °, 60 ° etc..Be arranged such plane and horizontal plane where the first tilting section it
Between angle, be to set sandstone layer 3, gutter 4 to provide enough spaces above the isosceles trapezoidal structure of the handstand, be easy to
Gutter 4 is set.
Specifically, the predetermined slope of sandstone layer 3 be 0.3%~5%, such as can be 0.3%, 0.8%, 1.2%,
1.8%th, 2.2%, 2.8%, 3.2%, 3.8%, 4.2%, 4.8%, 5% etc..The structure of sandstone layer 3 with the predetermined slope
Easily set, be easy to sewage importing gutter 4.Wherein, the gradient is the degree delayed suddenly of ground table unit, generally domatic vertical
The ratio of height and horizontal length is called the gradient.
As shown in Figure 4, antiseepage laying structure also includes multiple drainpipes 5；Multiple drainpipes 5 are arranged in sandstone layer 3,
And connected with gutter 4.Multiple drainpipes 5 are set in sandstone layer 3, are easy to import the water in sandstone layer 3 in gutter 4,
To accelerate draining, sewage prolonged stay is avoided in sandstone layer 3, and then mitigates the load that antiseepage film 1 is born.
Wherein, multiple flowing holes are provided with the wall of drainpipe 5, in order to which the water in sandstone layer 3 enters in drainpipe 5.
Filter layer is enclosed with the outer wall of drainpipe 5, filter layer can be geotextiles, non-woven fabrics, silk screen etc..Set filter layer be easy to by
Soil filtering in sewage, to avoid soil plug drainpipe 5 and its flowing hole.
Preferably, filter layer is geotextiles, geotextiles have in light weight, tensile strength is high, good penetrability, high temperature resistant,
The characteristic such as anti-freezing, ageing-resistant, corrosion-resistant, the service life of filter layer and drainpipe 5 can be extended.
For the ease of the sewage in sandstone layer 3 by drainpipe 5 enter gutter 4, drainpipe 5 be connected with gutter 4 one
End tilts down.The angle that drainpipe 5 tilts down is 2~30 °, such as can be 2 °, 6 °, 10 °, 15 °, 20 °, 25 °, 30 °
Deng.Angle of inclination is arranged such, the water being easy in drainpipe 5 is rapidly entered in gutter 4.
Wherein, the length of drainpipe 5 is 1.5~2.5m, for example, can be 1.5,1.8,2,2.2,2.5m etc., have above-mentioned
The drainpipe 5 of length is easily provided in sandstone layer 3.
Multiple drainpipes 5, which are evenly spaced, to be arranged in sandstone layer 3, the spacing between two neighboring drainpipe 5 be 8~
12m, such as can be 8m, 9m, 10m, 11m, 12m etc..The spacing being arranged such between two neighboring drainpipe 5, it is easy to efficiently
Water in sandstone layer 3 is discharged into gutter 4 by ground.
As shown in Figure 2, sandstone layer 3 includes sand bed 301 and metalling 302, and metalling 302 is laid on sand bed 301, i.e.,
The porosity of sandstone layer 3 is from top to bottom gradually reduced.Sandstone layer 3 is arranged such, is easy to set drainpipe 5 in sandstone layer 3.
By the way that drainpipe 5 is arranged on into metalling below 302, so that the sewage in metalling 302 is discharged into by drainpipe 5
In ditch 4, reduce the sewage penetrated into sand bed 301, mitigate the load of antiseepage film 1.
Specifically, the thickness of sandstone layer 3 is 30~50cm, such as can be 30cm, 35cm, 40cm, 45cm, 50cm etc.,
The sandstone layer 3 of the thickness is easily set, and disclosure satisfy that the load capacity of antiseepage film 1, and is easy to set gutter on sandstone layer 3
4。
Specifically, the surface in gutter 4 is cement surface, during so that sewage circulating in gutter 4, is not susceptible to ooze
Leakage.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
Claims (10)
1. a kind of antiseepage laying structure, including：The antiseepage film (1) in antiseepage area is layed in, end is with being arranged on the antiseepage area
Fixture (2) connects；
The sandstone layer (3) being laid in the antiseepage film (1), the sandstone layer (3) have predetermined slope；
The gutter (4) being arranged at sandstone layer (3) low water level；
Characterized in that, the antiseepage film (1) close to the fixture (2) film body be arranged to it is concavo-convex.
2. antiseepage laying structure according to claim 1, it is characterised in that include alternately setting in the concavo-convex film body
The multiple strip projected parts sections (101) put and multiple strip flat segments (102).
3. antiseepage laying structure according to claim 2, it is characterised in that the cross section of the strip projected parts section (101)
Curved structure.
4. antiseepage laying structure according to claim 2, it is characterised in that the strip projected parts section (101) transversely or
Person is longitudinally formed.
5. antiseepage laying structure according to claim 1, it is characterised in that the predetermined slope is 0.3%~5%.
6. antiseepage laying structure according to claim 1, it is characterised in that the antiseepage laying structure also includes multiple rows
Water pipe (5)；
Multiple drainpipes (5) are arranged in the sandstone layer (3), and connected with the gutter (4).
7. antiseepage laying structure according to claim 6, it is characterised in that be provided with the wall of the drainpipe (5) more
Individual flowing hole；
Filter layer is enclosed with the outer wall of the drainpipe (5).
8. antiseepage laying structure according to claim 6, it is characterised in that the drainpipe (5) and the gutter (4)
One end of connection tilts down.
9. antiseepage laying structure according to claim 6, it is characterised in that the sandstone layer (3) include sand bed (301) and
Metalling (302)；
The metalling (302) is laid on the sand bed (301).
10. antiseepage laying structure according to claim 1, it is characterised in that the thickness of the sandstone layer (3) be 30~
50cm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720602297.8U CN206752532U (en) | 2017-05-26 | 2017-05-26 | A kind of antiseepage laying structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720602297.8U CN206752532U (en) | 2017-05-26 | 2017-05-26 | A kind of antiseepage laying structure |
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| Publication Number | Publication Date |
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| CN206752532U true CN206752532U (en) | 2017-12-15 |
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ID=60620852
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| CN201720602297.8U Active CN206752532U (en) | 2017-05-26 | 2017-05-26 | A kind of antiseepage laying structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109734399A (en) * | 2018-11-30 | 2019-05-10 | 内蒙古美亚林科生态研究院有限公司 | The laying method of composite seepage prevention structures |
-
2017
- 2017-05-26 CN CN201720602297.8U patent/CN206752532U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109734399A (en) * | 2018-11-30 | 2019-05-10 | 内蒙古美亚林科生态研究院有限公司 | The laying method of composite seepage prevention structures |
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