CN205785142U - A kind of detecting system of danger wastes landfill heap displacement body - Google Patents

Abstract

The application relates to danger wastes Landfill field, is specifically related to the detecting system of a kind of danger wastes landfill heap displacement body, including landfill yard and displacement detector for filling danger wastes；Displacement detector includes flexible determining displacement pipeline and determining displacement instrument；Flexible determining displacement pipe installation is in landfill yard, and determining displacement instrument is positioned at outside landfill yard；When danger wastes the most successively piles up formation danger wastes landfill heap body with the form of accumulation, the danger wastes buring layer of compacting in landfill yard, the two ends of flexible determining displacement pipeline are outside the bottom surface of danger wastes buring layer extends to landfill yard to the pair of inside face of landfill yard, one end is fixed on the fixing point outside landfill yard, and the other end is connected with determining displacement instrument；This detecting system is not limited by waste height, the shape of landfill yard and measurement direction, site, can measure the change in displacement of danger wastes landfill heap body quickly and easily.

Description

A kind of detecting system of danger wastes landfill heap displacement body

Technical field

The application relates to danger wastes Landfill field, is specifically related to a kind of danger wastes landfill heap displacement body Detecting system.

Background technology

There is landfill heap body differential settlement, the stability of side slope, seepage control system and covering in the construction of landfill yard and operation The problems such as system integrity.Wherein, the differential settlement of landfill yard landfill heap body design, construction and safety to landfill yard Run most important, especially for landfill yard.Landfill yard as a kind of special danger wastes handling project facility, Its storing dangerous garbage is also isolated so that the impact of health and ecological environment is preferably minimized by it, if once sent out Raw security incident, consequence is by hardly imaginable.

Accurately and conveniently settlement monitoring technology be research landfill yard sedimentation and deformation important prerequisite, for Landfill Site Design, Utilization of building, run and close is most important.At present, both at home and abroad for the common method of the outdoor settlement monitoring filling heap body Specifically include that settlement plate, settlement gauge and type vibration wire sedimentation section plotter etc..Settlement plate is only capable of observing the settling amount of certain point position, if Certain one side buries multiple settlement plate underground then construction to be caused and more have a strong impact on；Settlement gauge is widely used in including measuring road The local sedimentation of dike, dam and soil body engineering and structure foundation and the settlement monitoring of bridge pier, but, settlement gauge is for burying underground The requirement of operation is higher, as a example by waterpipe type settlement gauge, 3 test tubes to bury requirement underground vertical, prevent bubble from blocking water pipe thus Affect mensuration to carry out, so not being suitable for the settlement monitoring of general outdoor landfill yard；Type vibration wire sedimentation section plotter is applicable to monitoring The vertical sedimentation and deformation of the engineering middle-shallow layer foundation soils such as heap body, dykes and dams, road, and the installation of equipment is complex；Except above-mentioned Outside several method, the most also there are employing echosounder and inclinator to monitor the sedimentation of the soil body and roadbed etc..At present, domestic right Landfill yard scene settlement monitoring carries out ground settlement observation mainly by level gauge；But the method can only record ground settlement, Portion's sedimentation and deformation in heap body cannot be monitored.

Additionally, there is larger difference in any of the above settlement monitoring equipment structure and operating procedure, monitoring knot each other Fruit lacks comparability.In addition the discreteness of landfill yard sedimentation field monitoring data is big, needs to increase the number of samples of field monitoring, and Measurement result is carried out statistical analysis, representative result of study could be obtained.At present, landfill yard settlement monitoring technology is only It is adapted to the sinking deformation monitoring of ad-hoc location, it is necessary in advance at spotting embedded instrument, and installs and operate the most numerous Trivial.

And it being different from general garbage loading embeading heap body, it is high, dangerous that danger wastes landfill heap body there is also corrosivity Big feature is therefore also corresponding different for sedimentation testing requirement.

In consideration of it, special, the application is proposed.

Utility model content

The purpose of the application is to provide the detecting system of a kind of danger wastes landfill heap displacement body, by this detection is System, it is possible to the stress of danger wastes landfill heap body is carried out detection easily and effectively.

The concrete technical scheme of the application is:

The detecting system of a kind of danger wastes landfill heap displacement body that the application relates to, including for filling dangerous waste The landfill yard of thing and displacement detector；Institute's displacement sensing device includes flexible determining displacement pipeline and determining displacement instrument；Institute Stating flexible determining displacement pipe installation in described landfill yard, described determining displacement instrument is positioned at outside described landfill yard；And when described Danger wastes the most successively piles up shape with the form of accumulation, the danger wastes buring layer of compacting in described landfill yard When becoming danger wastes landfill heap body, the two ends of described flexible determining displacement pipeline are from the bottom surface of described danger wastes buring layer Outside the pair of inside face of described landfill yard extends to described landfill yard, one end is fixed on the fixing point outside described landfill yard, The other end is connected with described determining displacement instrument.

Preferably, institute's displacement sensing device includes a plurality of described flexible determining displacement pipeline, described a plurality of flexible displacement Measure the pipeline bottom surface spacing side by side setting along described danger wastes buring layer；And every described flexible determining displacement pipeline Two ends outside the bottom surface of described danger wastes buring layer extends to described landfill yard to the pair of inside face of described landfill yard, One end is fixed on the fixing point outside described landfill yard, and the other end is connected with described determining displacement instrument.

Preferably, institute's displacement sensing device includes a plurality of described flexible determining displacement pipeline, described a plurality of flexible displacement Mensuration pipeline is two rows arranged crosswise along the bottom surface of described danger wastes buring layer, often arranges described flexible determining displacement pipeline Spacing side by side is arranged；And the two ends of every described flexible determining displacement pipeline are from the described danger wastes buring layer at its place Bottom surface is outside the pair of inside face of described landfill yard extends to described landfill yard, and it is fixing that one end is fixed on outside described landfill yard Point, the other end is connected with described determining displacement instrument.

Preferably, institute's displacement sensing device includes a plurality of described flexible determining displacement pipeline, described a plurality of flexible displacement Measuring pipeline is two rows arranged crosswise along the bottom surface of danger wastes buring layer every layer described respectively, often arranges described flexible displacement Measure pipeline spacing side by side to arrange；And the two ends of every described flexible determining displacement pipeline are from every layer of danger wastes buring layer Bottom surface is outside the pair of inside face of described landfill yard extends to described landfill yard, and it is described that one end is fixed on outside described landfill yard Fixing point, the other end is connected with described determining displacement instrument.

Preferably, described determining displacement instrument includes multiple displacement transducer, can freely switch the manifold number of channels of acquisition channel According to harvester and computer；Every described flexible determining displacement pipeline connects a displacement sensors；Each described displacement sensing Device is connected with described Multichannel data acquisition device respectively；Described Multichannel data acquisition device is connected with described computer.

Preferably, described flexible determining displacement pipeline includes HDPE determining displacement pipe and is positioned at described HDPE determining displacement pipe Rustless steel determining displacement line that is internal and that extend along described HDPE determining displacement pipe；The two ends of described HDPE determining displacement pipe are from institute The bottom surface stating danger wastes buring layer extends to described danger wastes landfill heap body to the pair of inside face of described landfill yard Outside；One end of described rustless steel determining displacement line is stretched out described HDPE determining displacement pipe and is fixed on consolidating outside described landfill yard In fixed point, the other end of described rustless steel determining displacement line stretches out described HDPE determining displacement pipe and institute's displacement sensors connects Connect；And described rustless steel determining displacement line is in tensioned state.

Preferably, described HDPE determining displacement pipe is constituted by multiple HDPE straight tubes are end to end；And in bending place, adjacent two Individual HDPE straight tube is connected by elbow.

Preferably, the internal diameter of described HDPE determining displacement pipe is 5-10cm, and wall thickness is 0.5-1.5cm；Described rustless steel position Move a diameter of 0.5-2.0cm measuring line.

Preferably, the medial surface of described landfill yard is domatic, and the described domatic gradient is 30-40 degree.

Preferably, the thickness of described hazard waste landfill layer is 4-6m.

The technical scheme that the application provides can reach following beneficial effect:

By the detecting system of the danger wastes landfill heap displacement body that the application provides, not by waste height, landfill yard Shape and measure the restriction in direction, site, measure convenient rapidly；Further by different danger wastes buring layers Bottom surface set flexible determining displacement pipeline respectively and same danger wastes buring layer sets a plurality of flexible position in netted intersection Move and measure pipeline, the danger wastes landfill heap body the having of change in displacement at two and three dimensions diverse location spatially can be realized Effect detection and monitoring；The use of HDPE determining displacement pipe so that the application detecting system is not affected by the landfill time, data are accurate Really reliable and there is comparability；Further, by combining Multichannel data acquisition device and computer, can realize danger is given up The dynamic detection of gurry landfill heap displacement body.

Accompanying drawing explanation

Fig. 1 is the landfill yard according to the embodiment of the present application and danger wastes landfill heap body generalized section；

Fig. 2 is that the flexible determining displacement pipeline layout bottom the danger wastes landfill heap body according to the embodiment of the present application is cutd open Face schematic diagram；

Fig. 3 is that section arranged by the flexible determining displacement pipeline in the danger wastes landfill heap body according to the embodiment of the present application Schematic diagram；

Fig. 4 is bottom the danger wastes landfill heap body according to the embodiment of the present application or inner flexible determining displacement pipeline is handed over Fork network arrangement floor map；

Reference,

1-landfill yard；

11-medial surface；

12-bottom surface；

13-side slope outside the venue；

2-danger wastes landfill heap body；

21-danger wastes；

22-danger wastes buring layer；

3-displacement detector；

31-determining displacement instrument；

32-flexibility determining displacement pipeline

321-HDPE determining displacement pipe；

3211-HDPE straight tube；

3212-elbow；

322-rustless steel determining displacement line；

33-fixing point.

Detailed description of the invention

For making the purpose of the application, technical scheme and advantage clearer, below in conjunction with the embodiment of the present application and accompanying drawing, The technical scheme of the application is clearly and completely described, it is clear that described embodiment is that the application part is implemented Example rather than whole embodiments.The technical scheme provided based on the application and given embodiment, those skilled in the art The every other embodiment obtained under not making creative work premise, broadly falls into the scope of the application protection.

In literary composition " on ", D score, " bottom surface ", " side " is all with the laying state of the system structure in accompanying drawing as reference.

The application relates to the detecting system of a kind of danger wastes landfill heap body 2 displacement, as it is shown in figure 1, include for filling out Bury landfill yard 1 and the displacement detector 3 of danger wastes 21 (in figure shown in dotted line)；Displacement detector 3 includes flexible position Move and measure pipeline 32 and determining displacement instrument 31；Flexible determining displacement pipeline 32 is layed in landfill yard 1, and determining displacement instrument 31 is positioned at Outside landfill yard 1；And when danger wastes 21 landfill yard 1 in pile up, be compacted danger wastes buring layer 22 form by Under supreme successively pile up when forming danger wastes landfill heap body 2, the two ends of flexible determining displacement pipeline 32 are from danger wastes The bottom surface of buring layer 22 is outside the pair of inside face 11 of landfill yard 1 extends to landfill yard 1, and one end is fixed on outside landfill yard 1 Fixing point 33, the other end is connected with determining displacement instrument 31.

Flexible determining displacement pipeline 32, along with the deformation of the landfill heap body of position, can occur certain drawing accordingly Stretch deformation；At danger wastes 21 from the most successively banking process of the bottom surface of landfill yard 1 so that every layer of danger wastes landfill The medial surface 11 of layer 22 all laminating landfill yards 1, by making flexible determining displacement pipeline 32 along the end of danger wastes buring layer 22 Pair of inside face 11 towards landfill yard 1 extends, and can obtain on this flexibility determining displacement pipeline 32 place vertical section along flexible The global displacement deformation quantity of determining displacement pipeline 32.And, the detecting system of above danger wastes landfill heap body 2 displacement can not Being limited by waste height, the shape of landfill yard 1 and measurement direction, site, flexible determining displacement pipeline 32 can be at landfill yard 1 Interior any direction, is laid on the bottom surface of any danger wastes buring layer 22, both can be to be laid on danger wastes landfill Under the bottom surface of heap body 2 (i.e. on the bottom surface of landfill yard 1), it is also possible to be laid on danger wastes landfill heap body 2 internal, thus can Realize danger wastes landfill heap body 2 each locality in three dimensions, including the bottom of danger wastes landfill heap body 2 And the sedimentation deformation monitoring of internal each buring layer；And measuring process is simple, do not installed and measuring process by measurement equipment Impact, detection data accurately and reliably, detect process fast and easy.

For the flexible determining displacement pipeline 32 process of deployment in landfill yard 1, it may be that filling out at danger wastes 21 Bury in the interior form the most successively banking process with the danger wastes buring layer 22 piled up, be compacted in field 1, first at landfill Lay flexible determining displacement pipeline 32 on the bottom surface of field, and make the two ends of flexible determining displacement pipeline 32 from the bottom surface of landfill yard 1 Respectively outside the pair of inside face 11 of landfill yard 1 extends to landfill yard 1, and the fixing point 33 that one end is fixed on outside landfill yard 1, The other end is connected with determining displacement instrument 31；Afterwards, according to measure needs, pile up formed a danger wastes buring layer 22 it After, flexible determining displacement pipeline 32 is laid on the surface along danger wastes buring layer 22, and makes flexible determining displacement pipeline 32 Two ends outside the surface of danger wastes buring layer 22 extends to landfill yard 1 to the pair of inside face 11 of landfill yard 1 respectively, and One end is fixed on the fixing point 33 outside landfill yard 1, and the other end is connected with determining displacement instrument 31；Then next dangerous waste is being piled up Thing buring layer 22.

It is also preferred that the left the thickness of danger wastes buring layer 22 is 4-6m.

It is also preferred that the left the landfill of the application danger wastes 21, use outdoor landfill yard 1, as natural in physical features can be based on Form and have the channel structure of certain depth；Generally, the medial surface 11 of landfill yard 1 is domatic；The domatic gradient is 30- 40 degree.

The domatic gradient in the application refers to the angle of the acute angle formed between domatic and horizontal plane.

Landfill yard 1 can be the strip with two inner surface sides 11, further, can be the strip with radian Shape, and according to the feature of physical features, this strip landfill yard 1 may be in same level, and then in the length of landfill yard 1 On direction, its degree of depth is also impossible to difference.Accordingly, it would be desirable to carry out displacement detecting respectively for regional on length direction, from And realize the displacement detecting to whole danger wastes landfill heap body 2 and early warning.

As a kind of improvement of the application, the displacement detector 3 of the application includes a plurality of flexible determining displacement pipeline 32, a plurality of flexible determining displacement pipeline 32 is arranged along the bottom surface spacing side by side of danger wastes buring layer 22；And every flexible position The two ends moving mensuration pipeline 32 extend to landfill from the bottom surface of danger wastes buring layer 22 to the pair of inside face 11 of landfill yard 1 Outside 1, one end is fixed on the fixing point 33 outside landfill yard 1, the other end with determining displacement instrument 31 be connected.

Further, the displacement detector 3 of the application includes a plurality of flexible determining displacement pipeline 32, a plurality of flexible displacement Mensuration pipeline 32 is two rows arranged crosswise along the bottom surface of danger wastes buring layer 22, and often the flexible determining displacement pipeline 32 of row is also Row arranges at interval；And the two ends of every flexible determining displacement pipeline 32 from the bottom surface of danger wastes buring layer 22 to landfill yard 1 Pair of inside face 11 extend to outside landfill yard 1, one end is fixed on the fixing point 33 outside landfill yard 1, and the other end is surveyed with displacement Determine instrument 31 to connect.

Further, the displacement detector 3 of the application includes a plurality of flexible determining displacement pipeline 32, a plurality of flexible position Moving and measuring pipeline 32 is two rows arranged crosswise along the bottom surface of the danger wastes buring layer 22 of every layer respectively, often the flexible displacement of row Measure pipeline 32 spacing side by side to arrange；And the danger wastes landfill that the two ends of every flexible determining displacement pipeline 32 are from its place The bottom surface of layer 22 is outside the pair of inside face 11 of landfill yard 1 extends to landfill yard 1, and it is fixing that one end is fixed on outside landfill yard 1 Point 33, the other end is connected with determining displacement instrument 31.

Aforesaid arranged crosswise, the angle of intersection is not particularly limited, can according to the needs measuring direction concrete depending on, In the range of 30-90 degree, it is typically that 90 degree of square crossings are arranged.

It is two rows the arrangement intersected by the above-mentioned bottom surface along danger wastes buring layer 22, may be formed at one or two Deformational displacement on dimension face measures network；The stretching displacement of every flexible determining displacement pipeline 32 is measured by determining displacement instrument 31 Deformation quantity, can obtain the danger wastes landfill heap body 2 displacement shape on this two-dimensional surface at each flexible determining displacement pipeline 32 Variable.

About the distribution density of flexible determining displacement pipeline 32, can be according to landfill yard 1 shape, danger wastes landfill heap body The size of 2 and measurement requirement, concrete depending on.

Arranged by above, danger wastes landfill heap body 2 can be obtained and measure network at three-dimensional deformational displacement；Logical Cross determining displacement instrument 31 and measure the stretching displacement deformation quantity of every flexible determining displacement pipeline 32, danger wastes landfill can be obtained Heap body 2 Displacement-deformation amount at each flexible determining displacement pipeline 32 on three dimensions.

By the mensuration mode of the corresponding flexible determining displacement pipeline 32 of separate unit determining displacement instrument 31, a determining displacement Instrument 31 can only measure the danger wastes landfill heap body 2 danger wastes at the flexible determining displacement pipeline 32 of a certain correspondence and fill out Bury the change in displacement situation of heap body 2, therefore to it is different perpendicular in two dimension or three dimensions to obtain danger wastes landfill heap body 2 The real-time displacement data of all positions of straight height and position and different directions, and again under more convenient premise, the application's Determining displacement instrument 31 includes multiple displacement transducer, can freely switch Multichannel data acquisition device and the calculating gathering survey passage Machine；Every flexible determining displacement pipeline 32 connects a displacement transducer；Each displacement transducer respectively with Multichannel data acquisition device Connect；Multichannel data acquisition device is connected with computer.

Use connect have computer and can free change detection passage Multichannel data acquisition device control collection from respectively The change in displacement data of displacement transducer, form the displacement to danger wastes landfill heap body 2 and dynamically detect.Multi-channel data is adopted The passage switching of storage only has several seconds, almost can ignore, and by computer, almost can obtain all flexible displacements simultaneously Measuring the change in displacement data of pipeline 32, detection process quickly, intuitively, and can realize the reality to danger wastes landfill heap body 2 Time dynamically detect.

As a kind of improvement of the application, the application flexibility determining displacement pipeline 32 includes HDPE determining displacement pipe 321 He It is positioned at HDPE determining displacement pipe 321 rustless steel determining displacement line 322 that is internal and that extend along HDPE determining displacement pipe 321；HDPE The two ends of determining displacement pipe 321 extend to danger from the bottom surface of danger wastes buring layer 22 to the pair of inside face of landfill yard 1 Outside garbage landfill heap body 2；One end of rustless steel determining displacement line 322 is stretched out HDPE determining displacement pipe 321 being fixed on and is filled out Burying on the fixing point 33 outside field 1, the other end of rustless steel determining displacement line 322 stretches out HDPE determining displacement pipe 321 and passes with displacement Sensor (or determining displacement instrument 31) connects；And rustless steel determining displacement line 322 is in tensioned state.Danger wastes landfill heap body 2 change in displacement reaction HDPE determining displacement pipe 321 and along it inside extend rustless steel determining displacement line 322 on, be in The change in displacement of the rustless steel determining displacement line 322 of tensioned state can be recorded by determining displacement instrument 31.

For the acquisition pattern of a kind of simplicity of longer HDPE determining displacement pipe 321, it is by many HDPE straight tubes 3211 end to end compositions.It is also preferred that the left in bending place, be connected by elbow 3212.As being positioned at danger wastes buring layer 22 Bottom surface is connected by elbow 3212 with the HDPE straight tube 3211 on landfill yard 1 side.

HDPE manages (including HDPE straight tube 3211), i.e. high density polyethylene pipe not only should have good economy, and Should possess that interface is reliable and stable, material shock resistance, cracking resistance, the series of advantages such as ageing-resistant, corrosion-resistant, with traditional piping material phase Ratio, HDPE straight tube 3211 has an a series of advantage:

(1) connect reliably: using electric heating melting mode to connect between polyethylene pipe system, the intensity of joint is higher than pipeline originally Body intensity；

(2) low-temperature impact resistance is good: the brittle temperature of high density polyethylene (HDPE) is extremely low, can be-60-60 DEG C of temperature range Interior safe handling.During winter construction, because of material good impact resistance, pipe embrittlement will not occur.

(3) anti-stress cracking is good: HDPE has the scratch-resistant energy of low notch sensitivity, high shear strength and excellence Power, environmental stress cracking resistance is the most prominent；

(4) chemical resistance is good: HDPE pipe can the corrosion of resistant to many chemical mediator, chemical substance is not present in soil Pipeline can be caused any Degradation.Polyethylene is the insulator of electricity, thus without rotting, get rusty or electrochemical corrosion Phenomenon；In addition it also will not promote algae, antibacterial or fungus growth；

(5) ageing-resistant, service life is long: the polyethylene pipe of the equally distributed carbon black containing 2-2.5% can be in room Outer outdoor storage or use 50 years, will not damage because suffering ultraviolet radiation；

(6) wearability is good: HDPE pipe shows with the Contrast of Wear Resistance test of steel pipe, and the wearability of HDPE pipe is the 4 of steel pipe Times；In slurry transportation field, compared with steel pipe, HDPE pipe has more preferable wearability, it means that HDPE pipe has longer Service life and more preferable economy；

(7) pliability is good: the flexibility of HDPE pipe makes it be easily bent, can be by the way of changing pipeline rout in engineering Cut-through thing, in many occasions, the flexibility of pipeline can reduce pipe fitting consumption and reduce mounting cost；

(8) resistance to water-flow is little: HDPE pipe has smooth inner surface, and its Manning coefficient is 0.009；Smooth performance and non- Adhesion characteristics ensures that HDPE pipe has compared with the higher conveying capacity of traditional piping material, also reduces the pressure loss of pipeline and defeated simultaneously Water consumption；

(9) convenient in carrying: HDPE pipe is lighter than concrete duct, galvanized pipe and steel pipe, and it is easily carried and installs, lower Manpower and device requirement, it is meant that being substantially reduced of the mounting cost of engineering.

Due to the above performance of HDPE pipe, when being applied to the measurement system of the application, it is possible to tolerance dangerous waste around The impact of thing 21, its deformation behavior is not affected by the landfill time, and the real time data that therefore different time records has accurately may be used Lean on, advantage that comparability is strong.

It is also preferred that the left the internal diameter of HDPE determining displacement pipe 321 is 5-10cm, wall thickness is 0.5-1.5cm；Rustless steel determining displacement A diameter of 0.5-2.0cm of line 322.

Below by way of concrete example, the inspection to the displacement detection system utilizing the application danger wastes landfill heap body 2 Survey step and make exemplary description, as follows:

To a certain large-scale landfill yard 1, (degree of depth is this example for two inner surface sides 11, bottom surface length × wide=200m × 100m 10m；Medial surface 11 gradient is 30 degree) in danger wastes landfill heap body 2 carry out deformational displacement detection；Danger wastes fills The section shape schematic diagram of heap body 2 as it is shown in figure 1, in figure dotted line within landfill yard 1 show the danger wastes 21 of landfill, Solid line represents that danger wastes buring layer 22, displacement detector 3 include flexible determining displacement pipeline 32 and determining displacement instrument 31, As shown in Figures 2 and 3.

Concrete, for the determining displacement instrument 31 of displacement measurement, this example includes that flexible determining displacement pipeline 32, displacement pass Sensor, can the Multichannel data acquisition device of free switching channel and a computer；Flexible determining displacement pipeline 32 includes HDPE determining displacement pipe 321 (internal diameter 7cm, wall thickness 1cm) and its internal rustless steel determining displacement line 322 (diameter 1cm)；HDPE Determining displacement pipe 321 is constituted by multiple HDPE straight tubes 3211 are end to end, is connected by elbow 3212 in bending place；Rustless steel position The one end moving mensuration line 322 is connected with a displacement transducer, and each displacement transducer is connected with Multichannel data acquisition device respectively；Many Channel data harvester is connected with computer.

Step 100: HPDE film (not marking in accompanying drawing) is laid, for antiseepage in medial surface 11 and bottom surface 12 along landfill yard 1；

Step 101: on HPDE film, bottom surface 12 and medial surface 11 along landfill yard 1 lay a plurality of flexible determining displacement pipe Line 32；As it is shown in figure 1, be first arranged side by side a flexible determining displacement pipeline at interval of 20-30m between pair of inside face 11 32, then it is arranged side by side a flexible determining displacement pipeline 32 every 20-30m again between another inner surface sides 11, and makes every Bar HDPE determining displacement pipe 321 extends to pair of inside face 11 from the bottom surface 12 of landfill yard 1；Rustless steel determining displacement line 322 One end is stretched out HDPE determining displacement pipe 321 and is fixed on the fixing point 33 in the side slope outside the venue 13 of landfill yard 1, rustless steel displacement The other end of mensuration line 322 stretches out HDPE determining displacement pipe 321 and is connected with displacement transducer；And rustless steel determining displacement line 322 It is in tensioned state；So, two row's flexibilities are positioned at and measure pipeline and form square crossing along bottom surface and the medial surface 11 of landfill yard 1 Two-dimension displacement measures net, as shown in Figure 2 and Figure 4；

Step 102: then piling up danger wastes 21 on HPDE film, pile up compacting, being initially formed a layer thickness is 4m Danger wastes buring layer 22 (medial surface 11 of laminating landfill yard 1), then along this danger wastes buring layer 22 surface with And the medial surface 11 of landfill yard 1 lays a plurality of flexible determining displacement pipeline 32；Flexible determining displacement pipeline 32 arrangement synchronizes Rapid 101, thus formed and be positioned on this layer of danger wastes buring layer 22 surface (i.e. next danger wastes buring layer 22 bottom surface Under) two-dimension displacement measure net, as shown in Figure 3 and Figure 4；

Step 103: under continuing to pile up on the danger wastes buring layer 22 of above-mentioned formation, a layer thickness is the danger of 4m Garbage buring layer 22, i.e. forms the danger wastes landfill heap body 2 containing two-layer danger wastes buring layer 22, as indicated with 1；

Step 104: control to gather each of each displacement transducer collection acquisition by computer and Multichannel data acquisition device The change in displacement data of rustless steel determining displacement line 322, form the real-time displacement to danger wastes landfill heap body 2 and dynamically examine Survey；Wherein, the Displacement-deformation amount of the flexible determining displacement pipeline 32 by obtaining bottom landfill yard 1 on HPDE film, can between obtain The deformation quantity of HPDE film, danger wastes 21 fills not make that the deformation of HPDE film is excessive is advisable.

Although the application is open as above with preferred embodiment, but is not for limiting claim, any this area skill Art personnel, on the premise of conceiving without departing from the application, can make some possible variations and amendment, therefore the application Protection domain should be defined in the range of standard with the application claim.

Claims (10)

1. the detecting system of a danger wastes landfill heap displacement body, it is characterised in that include for filling danger wastes Landfill yard and displacement detector；Institute's displacement sensing device includes flexible determining displacement pipeline and determining displacement instrument；Described Flexible determining displacement pipe installation is in described landfill yard, and described determining displacement instrument is positioned at outside described landfill yard；And when described danger Danger garbage the most successively piles up formation with the form of accumulation, the danger wastes buring layer of compacting in described landfill yard During danger wastes landfill heap body, the two ends of described flexible determining displacement pipeline from the bottom surface of described danger wastes buring layer to The pair of inside face of described landfill yard extends to outside described landfill yard, and one end is fixed on the fixing point outside described landfill yard, separately One end is connected with described determining displacement instrument.

Detecting system the most according to claim 1, it is characterised in that institute's displacement sensing device includes a plurality of described flexible position Moving and measure pipeline, described a plurality of flexible determining displacement pipeline is arranged along the bottom surface spacing side by side of described danger wastes buring layer； And the two ends of every described flexible determining displacement pipeline from the bottom surface of described danger wastes buring layer to the one of described landfill yard Inner surface sides extends to outside described landfill yard, and one end is fixed on the fixing point outside described landfill yard, the other end and described displacement Analyzer connects.

Detecting system the most according to claim 1, it is characterised in that institute's displacement sensing device includes a plurality of described flexible position Moving and measure pipeline, described a plurality of flexible determining displacement pipeline is two rows the cloth that intersects along the bottom surface of described danger wastes buring layer Put, often arrange described flexible determining displacement pipeline spacing side by side and arrange；And the two ends of every described flexible determining displacement pipeline are from institute Stating the bottom surface of danger wastes buring layer outside the pair of inside face of described landfill yard extends to described landfill yard, one end is fixed Fixing point outside described landfill yard, the other end is connected with described determining displacement instrument.

Detecting system the most according to claim 1, it is characterised in that institute's displacement sensing device includes a plurality of described flexible position Moving and measure pipeline, described a plurality of flexible determining displacement pipeline is two rows along the bottom surface of danger wastes buring layer every layer described respectively And arranged crosswise, often arrange described flexible determining displacement pipeline spacing side by side and arrange；And every described flexible determining displacement pipeline Two ends from the bottom surface of the described danger wastes buring layer at its place extend to the pair of inside face of described landfill yard described in fill out Burying outside field, one end is fixed on the fixing point outside described landfill yard, and the other end is connected with described determining displacement instrument.

5. according to the arbitrary described detecting system of claim 1-4, it is characterised in that described determining displacement instrument includes that multiple displacement passes Sensor, can freely switch Multichannel data acquisition device and the computer of acquisition channel；Every described flexible determining displacement pipeline is even Connect a displacement sensors；Each institute displacement sensors is connected with described Multichannel data acquisition device respectively；Described multichannel Data acquisition unit is connected with described computer.

Detecting system the most according to claim 5, it is characterised in that described flexible determining displacement pipeline includes that HDPE displacement is surveyed Fixed tube and be positioned at described HDPE determining displacement pipe rustless steel determining displacement line that is internal and that extend along described HDPE determining displacement pipe； The two ends of described HDPE determining displacement pipe from the bottom surface of described danger wastes buring layer to the pair of inside face of described landfill yard Extend to outside described danger wastes landfill heap body；One end of described rustless steel determining displacement line is stretched out described HDPE displacement and is surveyed Fixed tube is also fixed on the described fixing point outside described landfill yard, and the other end of described rustless steel determining displacement line stretches out described HDPE determining displacement pipe is connected with institute displacement sensors；And described rustless steel determining displacement line is in tensioned state.

Detecting system the most according to claim 6, it is characterised in that described HDPE determining displacement pipe is first by multiple HDPE straight tubes Tail connects composition；And in bending place, adjacent two HDPE straight tubes are connected by elbow.

Detecting system the most according to claim 6, it is characterised in that the internal diameter of described HDPE determining displacement pipe is 5-10cm, Wall thickness is 0.5-1.5cm；A diameter of 0.5-2.0cm of described rustless steel determining displacement line.

Detecting system the most according to claim 1, it is characterised in that the medial surface of described landfill yard is domatic, described domatic The gradient be 30-40 degree.

Detecting system the most according to claim 1, it is characterised in that the thickness of described hazard waste landfill layer is 4-6m.