CN104776828B - Tailings Dam closes beach face grade tendency observation system and using method behind storehouse - Google Patents

Tailings Dam closes beach face grade tendency observation system and using method behind storehouse Download PDF

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Publication number
CN104776828B
CN104776828B CN201510120398.7A CN201510120398A CN104776828B CN 104776828 B CN104776828 B CN 104776828B CN 201510120398 A CN201510120398 A CN 201510120398A CN 104776828 B CN104776828 B CN 104776828B
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China
Prior art keywords
beach face
observation
face grade
grade
tendency
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CN104776828A (en
Inventor
王运敏
寿震宇
曾霄祥
刘涛
曹其光
徐嘉辰
周玉新
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Sinosteel Maanshan General Institute of Mining Research Co Ltd
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Sinosteel Maanshan General Institute of Mining Research Co Ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C9/00Measuring inclination, e.g. by clinometers, by levels

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Piles And Underground Anchors (AREA)

Abstract

The invention discloses a kind of Tailings Dam closes beach face grade tendency observation system and using method behind storehouse, it is that beach face grade is inclined to observation device(A)It is arranged in and observes on section after closing storehouse, described observation section is arranged according to beach face grade direction, profile spacing L is 30m~50m, the spacing that on observation section, adjacent beach face grade is inclined to observation device A is 40m~60m;Described beach face grade tendency observation device(A)It is to be made up of pile crown, pile body, base combination.Later stage passes through to observe single beach face grade tendency observation device(A)Tag line(2)With ground location relation, carry out judging the change of Tidal flat at this;It is inclined to observation device by observing adjacent beach face grade on section(A)Between tag line(2)With ground location relation, judge two beach face grade tendency observation devices(A)Between beach face grade situation of change.Engineering cost of the present invention is low, observation procedure is easy, and has the characteristics that durability is strong, easily installs and lay, and can meet the observation of various surface slope tendencies.

Description

Tailings Dam closes beach face grade tendency observation system and using method behind storehouse
Technical field
The invention belongs to Tailings Dam closes storehouse harnessing project field and in particular to one kind closes storehouse Tailings Dam beach face grade tendency sight Examining system and using method, extensively can apply in the observation of Tailings Dam beach face grade tendency after closing storehouse.
Background technology
Tailings Dam is the artificial high-order mud-rock flow dangerous matter sources being formed, and is one of major hazard source of non-coal mine.Tail After storehouse is closed in ore deposit storehouse, affect its many factors steady in a long-term, wherein cause dam seepage line to bury because level of ground water is too high in storehouse Deep excessively shallow and to lead to tailing dam slump to destroy most commonly seen.Tailings Dam close in Ku Houku general no longer carry out adjusting flood, generally according to In storehouse, beach face water is arranged principle and is laid storehouse inner water drainage system.According to Tailings Dam own characteristic, closing need be in storehouse in the design of storehouse Beach face carries out supertronic regulation it is ensured that beach face charge for remittance can be pooled to drainage system, realize beach face in storehouse do not deposit, the mesh of not waterlogging Mark.
Safety management after Tailings Dam closes storehouse weakens relatively, closes the beach face after the regulation of storehouse usually as proportion of crop planting area, long Turn in year and be easily caused in storehouse beach face grade tendency and change, form abrupt slope, gentle slope or even counter-slope phenomenon.In storehouse, water can not be led to Cross drainage arrangement to exclude in time outside storehouse, cause groundwater table rise in storehouse, dam seepage line buried depth reduces, and is unfavorable for the length of dam body Phase safety and stability.After Tailings Dam closes storehouse, beach face grade generally carries out supertronic regulation according to 1% about, larger for storehouse inner area Tailings Dam, is difficult to observe the change of beach face grade tendency.The gradient tendency of beach face in storehouse can quickly and easily be observed, have Beneficial to the fulfilling of Safety of Tailings Dam management work after closing storehouse, for keeping Tailings Dam to close long-term safety behind storehouse, stably there is weight Want meaning.
At present, after closing storehouse, the observation work of Tailings Dam beach face grade tendency does not cause Tailings Dam service workers and mine enterprise The enough attention of industry.After closing storehouse, beach face grade tendency checks that only a few enterprise adopts measuring instrument generally based on eye-observation It is observed.
Find in practical application, current Tailings Dam closes beach face grade tendency observation procedure behind storehouse, there are the following problems for means:
(1)After Tailings Dam closes storehouse, safety manager checks that beach face grade tendency does not borrow scope work, only relies on eye Eyeball is observed, and anthropic factor impact is greatly it is impossible in time, accurately find beach face grade, the change of tendency;
(2)Tailings Dam close storehouse after on beach face farming activity be easily caused beach face grade and change, cannot directly be drawn with eye observation Play tiller to note and pay attention to;
(3)After Tailings Dam closes storehouse, beach face grade is typically more slow, and in storehouse, beach face area is larger, manages shortage of manpower, according to Measuring instrument carries out beach face grade observation, then workload is big, and costly, enterprise's enthusiasm is poor, is unfavorable for closing management work behind storehouse Carry out.
Content of the invention
For the drawbacks described above overcoming existing Tailings Dam beach face grade tendency observation to exist, the present invention provides a kind of mine tailing Beach face grade tendency observation system behind storehouse is closed in storehouse, is applied to the observation that Tailings Dam closes beach face grade tendency behind storehouse, has reliability Feature high, that laying is simple, observation procedure is simple and practical, durability is high, particularly suitable Tailings Dam closes beach face grade tendency behind storehouse The needs of observation.
It is a further object to provide Tailings Dam closes the using method of beach face grade tendency observation system behind storehouse.
For realizing the above-mentioned purpose of the present invention, after Tailings Dam of the present invention closes storehouse, beach face grade is inclined to observation system using following Technical scheme:
After Tailings Dam of the present invention closes storehouse, beach face grade tendency observation system is to be arranged in beach face grade tendency observation device Observe after closing storehouse on section, described observation section is arranged according to beach face grade direction, profile spacing is 30m~50m, observation is cutd open Adjacent beach face grade tendency observation device spacing on face is 40m~60m;Described beach face grade tendency observation device is by stake Head, pile body, base combination are constituted, and pile crown is located at more than beach face, is provided with tag line in pile crown with the beach face place of flushing, below tag line For the pile body in embedded beach face, pile body bottom is connected with base.Pile body and base are all embedded in beach face
Described tag line is laid with ring pile crown bottom and is advisable for one week, can be using paint brushing pile crown bottom one week Become.
On beach face, observation section quantity is inclined to and dam length decision according to beach face shape, beach face grade, can control whole beach The face gradient is inclined to as principle;Beach face grade on same observation section is identical, tendency is consistent;It is no less than on each observation section 2 beach face grades are inclined to observation device, and first beach face grade observed on section is inclined to observation device apart from dam body distance ≤10m.
Described pile crown, pile body, the section of base are all preferred using rectangular configuration.
After Tailings Dam of the present invention closes storehouse, beach face grade tendency observation system preferably structural parameters are:The height of described pile crown For 0.1m, described pile body height is 0.7m, described substructure height 0.2m, and described mark line width is 2cm.
Described pile crown, pile body and base are all advisable using C25 concrete cast-in-place structural;Described tag line is using paint brushing Pile crown bottom forms for one week.
Described Tailings Dam close storehouse after beach face grade be inclined to observation system using method be:Later stage passes through to observe single beach The face gradient is inclined to tag line and the ground location relation of observation device, carries out judging the change of Tidal flat at this;By observation On section, adjacent beach face grade is inclined to tag line and ground location relation between observation device, judges two beach face grades tendency observations The situation of change of beach face grade between device.
After Tailings Dam of the present invention closes storehouse, beach face grade is inclined to observation system and using method using after above technical scheme, has There is following beneficial effect:
(1)It is low that this device has an engineering cost, and observation procedure is easy, simplifies the spy closing safety manager's workload behind storehouse Point;
(2)This device has durability by force, survivable, conveniently directly instructs farming personnel rationally to be cultivated crop Feature;
(3)This device has easy installation and lays, and is easy to the feature augmented at any time.
Brief description
Fig. 1 closes beach face grade tendency observation system horizontal layout schematic diagram behind storehouse for Tailings Dam of the present invention;
Fig. 2 closes beach face grade tendency observation system vertical section arrangement schematic diagram behind storehouse for Tailings Dam of the present invention;
Fig. 3 is inclined to observation device vertical section structure schematic diagram for the beach face grade that the present invention adopts;
Fig. 4 is inclined to observation device floor map for the beach face grade that the present invention adopts.
Specific embodiment
For preferably describing the present invention, below in conjunction with the accompanying drawings Tailings Dam of the present invention is closed with beach face grade tendency observation system behind storehouse System and using method are described in further detail.
After Tailings Dam of the present invention as shown in Figure 1 closes storehouse, beach face grade is inclined to observation system horizontal layout schematic diagram and combines Fig. 2 finds out, it is to be arranged in beach face grade tendency observation device A to close on observation section behind storehouse, and the quantity of observation section is 3 Or more than 3;Described observation section is arranged according to beach face grade direction, and profile spacing L is 30m~50m, phase on observation section Adjacent beach face grade tendency observation device spacing is 40m~60m;Beach face grade tendency observation device A reticulates and is laid in entirely In the range of beach face.Observation section substantially vertical axis of dam direction arrangement, at least 2 beach face grade tendencies on every observation section Observation device A.
On beach face, observation section quantity is inclined to and dam length decision according to beach face shape, beach face grade, can control whole beach The face gradient is inclined to as principle;Beach face grade on same observation section is identical, tendency is consistent;It is no less than on each observation section 2 beach face grades are inclined to observation device A, and observe first beach face grade tendency observation device A on section apart from dam body away from From≤10m.
The beach face grade tendency observation device vertical section structure schematic diagram that the present invention as shown in Figure 3 adopts is found out, described Beach face grade tendency observation device A be by pile crown 1, pile body 3, base 4 combination constitute, pile crown 1 be located at beach face more than, in pile crown 1 is provided with tag line 2 with the beach face place of flushing, and tag line is the pile body 3 in embedded beach face below 2, and pile body 3 bottom is connected with base 4. Pile crown 1 height 0.1m, tag line 2 ring pile crown 1 bottom one week, width 2cm;Pile body 3 is located at below beach face, height 0.7m, pile body 3 Bottom is connected with base 4, and base 4 undertakes the weight of pile crown 1, pile body 3 and the part soil body, a size of 0.5m × 0.5m × 0.2m.
Described pile crown 1, pile body 3, base 4 are all using cast-in-place C25 concrete structure.Described tag line 2 is using paint brushing stake 1 bottom forms for one week
The beach face grade tendency observation device floor map that the present invention as shown in Figure 4 adopts is found out, pile crown 1, pile body 3rd, the section of base 4 is rectangle.
Tailings Dam of the present invention closes behind storehouse beach face grade tendency observation system in actual applications, first according to beach face shape, big Little and gradient tendency determines observation section, then lays beach face grade tendency observation device A on observation section.
Tailings Dam of the present invention close storehouse after beach face grade be inclined to observation system using method be:Later stage passes through to observe single beach The face gradient is inclined to tag line 2 and the ground location relation of observation device A, carries out judging the change of Tidal flat at this;By seeing Survey adjacent beach face grade on section and be inclined to tag line 2 and ground location relation between observation device A, judge two beach face grades tendencies The situation of change of beach face grade between observation device A.Application result after laying shows, Tailings Dam of the present invention closes beach face slope behind storehouse Degree tendency observation system and using method have that engineering cost is low, observation procedure is easy, are preferably applied to and close beach face slope behind storehouse The feature of degree tendency observation, and have the characteristics that durability is strong, easily install and lay, various surface slope tendencies can be met The needs of beach face grade tendency observation behind storehouse are closed in observation, particularly Tailings Dam.

Claims (7)

1. a kind of Tailings Dam close beach face grade tendency observation system behind storehouse it is characterised in that:It is that beach face grade is inclined to observation Device(A)It is arranged in and observes on section after closing storehouse, described observation section arranges according to beach face grade direction, profile spacing L is 30m~50m, the spacing that on observation section, adjacent beach face grade is inclined to observation device A is 40m~60m;Described beach face grade Tendency observation device(A)It is by pile crown(1), pile body(3), base(4)Combination is constituted, pile crown(1)More than beach face, in pile crown (1)It is provided with tag line with the beach face place of flushing(2), tag line(2)It is below the pile body in embedded beach face(3), pile body(3)Bottom with Base(4)It is connected.
2. Tailings Dam as claimed in claim 1 close beach face grade tendency observation system behind storehouse it is characterised in that:Described mark Line(2)Ring pile crown(1)Bottom is laid for one week.
3. Tailings Dam as claimed in claim 1 or 2 close beach face grade tendency observation system behind storehouse it is characterised in that:On beach face Observation section quantity is according to beach face shape, beach face grade is inclined to and dam length determines, so that whole beach face grade can be controlled to be inclined to as former Then;Beach face grade on same observation section is identical, tendency is consistent;Incline no less than 2 beach face grades on each observation section To observation device(A), and observe first beach face grade tendency observation device on section(A)Apart from dam body distance≤10m.
4. Tailings Dam as claimed in claim 3 close beach face grade tendency observation system behind storehouse it is characterised in that:Described pile crown (1), pile body(3), base(4)Section be rectangle.
5. Tailings Dam as claimed in claim 4 close beach face grade tendency observation system behind storehouse it is characterised in that:Described pile crown (1)Height be 0.1m, described pile body(3)It is highly 0.7m, described base(4)Height 0.2m, described tag line(2)Width For 2cm.
6. Tailings Dam as claimed in claim 4 close beach face grade tendency observation system behind storehouse it is characterised in that:Described pile crown (1), pile body(3)And base(4)All using C25 concrete cast-in-place structural;Described tag line(2)Using paint brushing pile crown(1)Bottom Portion forms for one week.
7. Tailings Dam as claimed in claim 4 close beach face grade behind storehouse be inclined to observation system using method it is characterised in that: Later stage passes through to observe single beach face grade tendency observation device(A)Tag line(2)With ground location relation, carry out judging at this The change of Tidal flat;It is inclined to observation device by observing adjacent beach face grade on section(A)Between tag line(2)With ground position Put relation, judge two beach face grade tendency observation devices(A)Between beach face grade situation of change.
CN201510120398.7A 2015-03-19 2015-03-19 Tailings Dam closes beach face grade tendency observation system and using method behind storehouse Active CN104776828B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106595599A (en) * 2016-12-21 2017-04-26 西安工业大学 Automatic cruise algorithm for tailing pond dry beach length and beach crest elevation
CN113155185B (en) * 2021-03-30 2023-01-13 广东海洋大学 Beach cooperative observation system and observation method under extreme weather

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4298872B2 (en) * 1999-10-20 2009-07-22 地熱エンジニアリング株式会社 Inclinometer installation method and structure
CN102619198A (en) * 2012-05-03 2012-08-01 重庆大学 Sub-dam construction method of tailing dam and prefabricated member for method
CN202582650U (en) * 2012-03-05 2012-12-05 中钢集团马鞍山矿山研究院有限公司 Device for observing seepage line of tailing pond dam body
CN103122638A (en) * 2011-11-18 2013-05-29 中冶集团武汉勘察研究院有限公司 Novel construction method of pre-embedded leakage discharge ribbing combined effect material heaping tailing dam
CN103196420A (en) * 2013-03-01 2013-07-10 北京矿冶研究总院 Method and system for measuring length of dry beach of tailing pond
CN103852041A (en) * 2014-03-05 2014-06-11 北京矿冶研究总院 Method for online monitoring of dry beach length of tailing pond

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4298872B2 (en) * 1999-10-20 2009-07-22 地熱エンジニアリング株式会社 Inclinometer installation method and structure
CN103122638A (en) * 2011-11-18 2013-05-29 中冶集团武汉勘察研究院有限公司 Novel construction method of pre-embedded leakage discharge ribbing combined effect material heaping tailing dam
CN202582650U (en) * 2012-03-05 2012-12-05 中钢集团马鞍山矿山研究院有限公司 Device for observing seepage line of tailing pond dam body
CN102619198A (en) * 2012-05-03 2012-08-01 重庆大学 Sub-dam construction method of tailing dam and prefabricated member for method
CN103196420A (en) * 2013-03-01 2013-07-10 北京矿冶研究总院 Method and system for measuring length of dry beach of tailing pond
CN103852041A (en) * 2014-03-05 2014-06-11 北京矿冶研究总院 Method for online monitoring of dry beach length of tailing pond

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Address after: 243000 Xitang Road, Ma'anshan Economic Development Zone, Anhui, No. 666

Patentee after: MAANSHAN Mine Research Institute Co.,Ltd.

Address before: 243000 No. 666, Xitang Road, Ma'anshan economic and Technological Development Zone, Anhui, China

Patentee before: SINOSTEEL MAANSHAN INSTITUTE OF MINING RESEARCH Co.,Ltd.