CN104727328A - Method for removing loose substances on surface of slope based on high-pressure water jet technique - Google Patents

Method for removing loose substances on surface of slope based on high-pressure water jet technique Download PDF

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Publication number
CN104727328A
CN104727328A CN201510097603.2A CN201510097603A CN104727328A CN 104727328 A CN104727328 A CN 104727328A CN 201510097603 A CN201510097603 A CN 201510097603A CN 104727328 A CN104727328 A CN 104727328A
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CN
China
Prior art keywords
pressure water
water jet
domatic
loose material
slope
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Pending
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CN201510097603.2A
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Chinese (zh)
Inventor
卢邦稳
刘长武
郭兵兵
黄常玲
高云瑞
刘德峰
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Sichuan University
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Sichuan University
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Priority to CN201510097603.2A priority Critical patent/CN104727328A/en
Publication of CN104727328A publication Critical patent/CN104727328A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a method for removing loose substances on the surface of a slope based on the high-pressure water jet technique. The method for removing the loose substances on the surface of the slope based on the high-pressure water jet technique comprises the steps that a high-pressure water jet scouring system is established, a discharging guide ditch is constructed in the surface of the slope by operating the high-pressure water jet system, the loose sediments on the surface of the slope are scoured by means of the energy of high-pressure water jet, the loose substances and water are mixed to form a mud and water mixture, the loose sediments are carried to the bottom of the slope from the surface of the slope along the discharging guide ditch under the hydraulic action, and then the loose substances on the surface of the slope are removed. According to the method for removing the loose substances on the surface of the slope based on the high-pressure water jet technique, cost is low, operability is high, and safe and environment-friendly removal of the loose substances on the surface of the slope is achieved.

Description

A kind of sweep-out method of the domatic loose material based on high pressure water jet
Technical field
The present invention relates to a kind of sweep-out method of domatic loose material, particularly a kind of sweep-out method of the domatic loose material based on high pressure water jet.
Background technology
Side slope comprises natural slope and Artificial Side-slope two type, wherein natural slope refers to the massif slope, river valley bank slope, seashore cliff etc. that are formed under Natural geologic process, Artificial Side-slope refer to formed under Natural geologic process massif slope, the cutting of highway construction, river levee side slope, the excavation slope of house, bridge engineering, the side slope of surface mine, the canal channel side slopes of Hydraulic and Hydro-Power Engineering, ship lock, Spillway Slope, diversion tunnel import and export side slope, earth and rockfill dam side slope and dam abutment slope etc.
Side slope surface usually can be coated with unconsolidated sediment in a large amount of Quaternary Period, these unconsolidated sediments due to self mechanical property poor, usually become the major incentive of the geological disasters such as landslide, mud-rock flow.For this reason, for avoiding developing of relevant geological disaster, usually need to remove domatic loose material.
The removing of domatic loose material generally adopts method that is artificial or mechanical equivalent of light excavation, and the deficiency of this method is: 1, the domatic loose material scale of construction is huge, and construction manpower and materials expend greatly, and engineering cost is high; 2, topographic and geologic condition is poor, constructional difficulties; 3, produce serious noise pollution, dust and ecological disruption in work progress, cause environmental disruption.
Summary of the invention
The invention provides a kind of domatic loose material sweep-out method based on high pressure water jet.The cardinal principle of the method is to build high-pressure water jet flushing system, operate high pressure water jet system is at domatic structure row guide channel, energy then by high-pressure water jet washes away domatic rickle, loose material and water are mixed into mud mixture, and rickle to be carried at the bottom of slope along row's guide channel from domatic thus complete the removing of domatic loose material under hydraulic action.
Specifically, domatic loose material sweep-out method involved in the present invention refers to structure water source, pumping plant, water transfer facility, the high-pressure water jet flushing system of the part such as giant composition, and utilize high-pressure water jet flushes to go out to arrange guide channel at domatic Combining with terrain, then operate high pressure water jet flushing system washes away domatic loose material, domatic loose material and water are mixed into mud mixture, under hydraulic action, mud mixture flow at the bottom of slope along row's guide channel, at the bottom of slope, arrange interception filtration facility carry out interception to mud mixture and filter and make mud-water separation, the water filtered out directly is drained or is again transmitted back to high-pressure water jet flushing system water source place after treatment and recycle, renovation and utilization at the bottom of slope is transported or is stayed in solid interception and the mode again by mechanical transport after precipitating, so realize the removing of domatic loose material.
Preferably, water is used for high-pressure water jet flushing system provides in water source, and its absolute elevation should be as far as possible higher, to provide comparatively high water head.
Preferably, according to the difference of actual condition, the flow of giant, respective nozzle and jet effective range etc. can be different.
Preferably, pumping plant arranges single-stage or multi stage pumping station to ensure enough lifts and water extraction is raised to enough height according to the relative elevation difference between water source and domatic loose material present position.
Preferably, row's guide channel arranges in conjunction with actual landform geological condition and is beneficial to mud mixture and flows down along ditch is smooth and easy, utilizes ready-made coombe as far as possible, if without, need operate high pressure water jet flushing system to wash away the domatic and row's of going out guide channel.
Further, domatic loose material sweep-out method involved in the present invention comprises the following steps:
One, arrange high-pressure water shot streaming system and build interception filtration facility.In conjunction with the required domatic loose material surrounding geographical topographic and geologic situation removed, choose reasonable water source reasonable Arrangement high-pressure water shot streaming system, and interception filtration facility is set at the bottom of slope.
Two, operate high pressure water jet system builds row's guide channel.Also utilize existing coombe in conjunction with actual landform geological condition as far as possible, use high-pressure water shot streaming system to go out to arrange guide channel in slope wash, so that mud mixture can flow down along ditch is smooth and easy.
Three, operate high pressure water jet system carries out sluicing to domatic loose material.Operate high pressure hydraulic giant, aims at domatic loose material and carries out sluicing, and under high-pressure hydraulic effect, loose material can be washed and be mixed into mud mixture with water, and under hydraulic action, mud mixture enters row's guide channel and along ditch and downstream to bottom of trench.
Four, tackle filtration facility to tackle mud mixture, filter and precipitate.Mud mixture along ditch downstream to bottom of trench, and mud-water separation is realized under the effect of interception filtration facility, isolated water is again transmitted back to high-pressure water jet flushing system water source place after treatment and recycles or directly drain, and the solid under precipitation as required or renovation and utilization or mechanical transport otherwise processed.
Preferably, domatic loose material starts cleaning from top to bottom, first clears up top, slope place loose material, finally clears up bottom, slope loose material.Certainly, in some special operation conditions, also have cleaning order from bottom to top.
It should be noted that, use high-pressure water shot streaming system when slope wash goes out to arrange guide channel, its concrete operation method is identical with domatic loose material sweep-out method principle, operating procedure is also similar, just row's guide channel is constructed the order that should be from bottom to top, namely first in slope bottom application work, then retrusive construction from bottom to top until top, slope, thus washes away through row's guide channel.
It should be noted that, the circulation that the removing of debris flow valley loose material be should be to above four steps or wherein part steps is carried out, until domatic loose material is removed complete.
It is evident that, by the method using waterpower to remove domatic thing source loose material, method that is comparatively artificial or mechanical equivalent of light excavation more uses manpower and material resources sparingly, and more effectively convenient, and operability is stronger, and safer environmental protection.
Accompanying drawing explanation
Fig. 1, schematic diagram of the present invention.
Wherein, 1, water source, 2, pumping plant, 3, water transfer facility, 4, giant, 5, row's guide channel, 6, domatic loose material, 7, interception filtration facility.
Detailed description of the invention
Will be explained in greater detail below now a kind of preferred embodiment, it should be noted that, the present invention is not only limited to this kind of embodiment, on the contrary, the present invention also covers in involved right spirit and scope of the invention in various substitute modes, remodeling, equivalent way and other embodiments.
According to the preferred embodiment of the present invention, as shown in Figure 1, the preferred using method of one involved in the present invention can be:
One, arrange high-pressure water shot streaming system and build interception filtration facility.In conjunction with the required domatic loose material 6 surrounding geographical topographic and geologic situation removed, choose reasonable water source 1 is reasonable Arrangement high-pressure water shot streaming system also, and at the bottom of slope, arrange interception filtration facility 7.
Two, operate high pressure water jet system builds row's guide channel.At the domatic row of setting guide channel 5 so that mud mixture can flow down along ditch is smooth and easy, also utilize existing coombe in conjunction with actual landform geological condition as far as possible, use high-pressure water shot streaming system to go out to arrange guide channel 5 in slope wash.
Three, operate high pressure water jet system carries out sluicing to domatic loose material.Operate high pressure hydraulic giant 4, aim at domatic loose material and it is carried out sluicing towards row guide channel 5 direction, under high-pressure hydraulic effect, loose material 6 can be washed and be mixed into mud mixture with water, and under hydraulic action, mud mixture enters row's guide channel 5 and along ditch and downstream to bottom of trench.
Four, tackle filtration facility 7 pairs of mud mixtures to tackle, filter and precipitate.Mud mixture downstream to bottom of trench, and realizes mud-water separation along ditch under interception filtration facility effect, and isolated water is directly drained after treatment, and the lower solid use mechanical transport of precipitation is transported.
After the cycling through above step, domatic loose material all can be walked from domatic removing.
It is evident that, by the method using high pressure water jet to remove domatic loose material, method that is comparatively artificial or mechanical equivalent of light excavation more uses manpower and material resources sparingly, and more effectively convenient, and operability is stronger, and safer environmental protection.

Claims (6)

1. the sweep-out method based on the domatic loose material of high pressure water jet, the method is to build high-pressure water jet flushing system, operate high pressure water jet system is at domatic structure row guide channel, energy then by high-pressure water jet washes away domatic rickle, loose material and water are mixed into mud mixture, and rickle to be carried at the bottom of slope along row's guide channel from domatic thus complete the removing of domatic loose material under hydraulic action.
2. the sweep-out method based on the domatic loose material of high pressure water jet, the method comprises the following steps: arrange high-pressure water shot streaming system and build interception filtration facility, operate high pressure water jet system builds row's guide channel, operate high pressure water jet system carries out sluicing to domatic loose material, and interception filtration facility is tackled mud mixture, filters and precipitated.
3. as claimed in claim 2, step " is arranged high-pressure water shot streaming system and builds interception filtration facility " and referring to: combine the required domatic loose material surrounding geographical topographic and geologic situation removed, choose reasonable water source reasonable Arrangement high-pressure water shot streaming system, and interception filtration facility is set at the bottom of slope.
4. as claimed in claim 2, step " operate high pressure water jet system builds row's guide channel " refers to: also utilize existing coombe in conjunction with actual landform geological condition as far as possible, high-pressure water shot streaming system is used to go out to arrange guide channel in slope wash, so that mud mixture can flow down along ditch is smooth and easy.
5. as claimed in claim 2, step " operate high pressure water jet system carries out sluicing to domatic loose material " refers to: operate high pressure hydraulic giant, aim at domatic loose material and carry out sluicing, under high-pressure hydraulic effect, loose material can be washed and be mixed into mud mixture with water, and under hydraulic action, mud mixture enters row's guide channel and along ditch and downstream to bottom of trench.
6. as claimed in claim 2, step " interception filtration facility tackle mud mixture, filter and precipitate " refers to: mud mixture along ditch downstream to bottom of trench, and mud-water separation is realized under the effect of interception filtration facility, isolated water is again transmitted back to high-pressure water jet flushing system water source place after treatment and recycles or directly drain, and the solid under precipitation as required or renovation and utilization or mechanical transport otherwise processed.
CN201510097603.2A 2015-03-05 2015-03-05 Method for removing loose substances on surface of slope based on high-pressure water jet technique Pending CN104727328A (en)

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CN201510097603.2A CN104727328A (en) 2015-03-05 2015-03-05 Method for removing loose substances on surface of slope based on high-pressure water jet technique

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107254878A (en) * 2017-07-06 2017-10-17 四川大学 A kind of hydroelectric project dam abutment high gradient slope controls the excavation method of dust

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020017880A (en) * 2000-08-31 2002-03-07 임종철 The method of setting up a drain at slant face
JP2002088760A (en) * 2000-09-18 2002-03-27 Waratec Co Ltd Cutting removal construction method for face of slope, and service car and working machine used for it
JP2006341504A (en) * 2005-06-09 2006-12-21 Masaomi Koriyama Apparatus for and method of removing slope covering
JP2009114686A (en) * 2007-11-05 2009-05-28 Shinji Sugiyama Method of constructing grating crib having mortar bonded thereto
CN102121249A (en) * 2011-04-06 2011-07-13 中国水电顾问集团华东勘测设计研究院 Slope protection structure for reducing water and soil loss of side slope and construction method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020017880A (en) * 2000-08-31 2002-03-07 임종철 The method of setting up a drain at slant face
JP2002088760A (en) * 2000-09-18 2002-03-27 Waratec Co Ltd Cutting removal construction method for face of slope, and service car and working machine used for it
JP2006341504A (en) * 2005-06-09 2006-12-21 Masaomi Koriyama Apparatus for and method of removing slope covering
JP2009114686A (en) * 2007-11-05 2009-05-28 Shinji Sugiyama Method of constructing grating crib having mortar bonded thereto
CN102121249A (en) * 2011-04-06 2011-07-13 中国水电顾问集团华东勘测设计研究院 Slope protection structure for reducing water and soil loss of side slope and construction method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107254878A (en) * 2017-07-06 2017-10-17 四川大学 A kind of hydroelectric project dam abutment high gradient slope controls the excavation method of dust

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