CN103345000A - Underwater dam slope hidden danger detection vehicle - Google Patents
Underwater dam slope hidden danger detection vehicle Download PDFInfo
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- CN103345000A CN103345000A CN2013102365602A CN201310236560A CN103345000A CN 103345000 A CN103345000 A CN 103345000A CN 2013102365602 A CN2013102365602 A CN 2013102365602A CN 201310236560 A CN201310236560 A CN 201310236560A CN 103345000 A CN103345000 A CN 103345000A
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- dam slope
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Abstract
The invention discloses an underwater dam slope hidden danger detection vehicle. According to the underwater dam slope hidden danger detection vehicle, a detection device with idler wheels is connected with a corresponding rope drum of a winding-unwinding control device through a sampler closing lifting rope with meter marks, and the detection device is also connected with a corresponding rope drum of the winding-unwinding control device through a detection device traction lifting rope with meter marks. The underwater dam slope hidden danger detection vehicle can timely discover and detect the problems and hidden dangers existing in a dam slope on the condition that the underwater dam slope is unfavourable for detection, can conduct accurate positioning on the hidden dangers of the underwater dam slope, and brings convenience to subsequent maintenance. The underwater dam slope hidden danger detection vehicle can effectively confirm the positions and heights of the underwater silt and sludge of a dam, and conducts sampling and analysis. In addition, the underwater dam slope hidden danger detection vehicle needs no electric power or other external force, is suitable for detection of hidden dangers of dams in the wild places without power or small-scale earth-rock dam slopes, and is safe and reliable to use.
Description
Technical field
The present invention relates to a kind of inspection vehicle, dam slope hidden danger inspection vehicle under water particularly, it is applicable to that the hidden danger of the dam slope under water of small-sized earth and rockfill dam or dyke detects.
Background technology
Usually, mainly contain 3 kinds of artificial visiting, geological drilling and geophysical surveys for the detection method of dyke hidden danger.The artificial visiting wasted time and energy, and Effect on Detecting is poor; Geological drilling has locality and destructiveness, and both all can not satisfy the requirement of quick, meticulous, accurate and nondestructive detecting.Therefore, geophysical survey becomes the first-selection that dyke hidden danger quick nondestructive is surveyed.Comprise at dyke geophysical exploration method commonly used that electrical method, electromagnetism go, wave velocity method etc., the reasonable concrete detection method of effect comprises that electrical profiling, electrical measurement visit method, high-density electric, face slope method, elasticity slope CT etc.And for the hidden danger that the dam slope of river levee or small-sized earth and rockfill dam exists, mainly be to adopt high-density resistivity method and face slope prospecting at present.
Said high-density resistivity method is: during field work, people are in order to obtain abundant relevant dyke structure and hidden danger information, arrange a large amount of electrodes at survey line, by instrument or manual control, constantly change power supply and potential electrode, after resistivity (conductivity) data that obtain different poles distance (degree of depth) and varying level position, carry out the explanation of follow-up data, draw out the hidden danger image of colour (black and white), image is directly perceived, interchange easy to use.And the exploration of face slope belongs to elasticity slope method of exploration.For dyke, elasticity slope speed and levee body mechanical strength index are in close relations, and dyke quality that can be quantitative is carried out parallel design, and geology personnel are easy to use.But there is following shortcoming in said method:
1, under the condition that is unfavorable under water observing, can not find and detect problem and hidden danger that the dykes and dams dam slope exists timely.
2, can't accurately locate submerged groin dam slope hidden danger, determine the position of hidden danger, be unfavorable for repairing as soon as possible.
3, can not effectively determine the alluvial position of silt under water and the height of dykes and dams, shoal materials can not effectively be taken a sample and judge.
4, lack in the open air under the condition of power, checkout equipment can't steady operation, and the operation more complicated is used inconvenient.
Summary of the invention
The object of the present invention is to provide a kind of hidden danger of dam slope under water inspection vehicle, it can overcome the deficiency of prior art, can in time find and detect problem and hidden danger that the dykes and dams dam slope exists under water under the condition of unfavorable observation; And can carry out accurate in locating to dam slope hidden danger under water, and making things convenient for the maintenance in later stage, can also judge the position of silt alluvial under water, and to institute's shoal materials careful to some extent understanding and analysis; Can also lack in the open air under the condition of power, make the checkout equipment working stability, easy to use.
Its solution is: pick-up unit is connected with the folding and unfolding control device by pick-up unit traction lifting rope, closes lifting rope by sampler again and is connected with the folding and unfolding control device, constitutes dam slope hidden danger inspection vehicle under water.
Described pick-up unit is by the car body of band roller, flexibly connected sampler on the car body, and be provided with sampler and close the lifting rope guides and constitute, and sampler and sampler are closed the lifting rope guides and are closed lifting rope through sampler and be connected with folding and unfolding control device thief cord rope is bulging.Sampler close lifting rope be provided with length mark also＞detect the dam slope of dykes and dams.
Described folding and unfolding control device by fixed pedestal and on be rotationally connected and have the thief cord rope drum of crank and have the pick-up unit traction lifting rope rope drum of crank, and traction lifting rope guides and traction lifting rope measurement of angle device constitute.And pick-up unit traction lifting rope is connected with pick-up unit by traction lifting rope guides, pick-up unit traction lifting rope be provided with length mark also＞dam slope of detection dykes and dams.
The car body of described pick-up unit is by unit weight 〉=7.85Kg/mm
3Material make; And sampler is closed lifting rope and pick-up unit traction lifting rope is made by the steel of anti-corrosion.
The present invention is with the pick-up unit of roller to close lifting rope by the sampler that has meter scale mark to be connected with the corresponding rope drum of folding and unfolding control device, is connected with the corresponding rope drum of folding and unfolding control device by the pick-up unit traction lifting rope that has meter scale mark again.It can be under the condition of dyke or the unfavorable observation of dam slope under water of small-sized earth and rockfill dam, utilize the deadweight of pick-up unit freely to roll along the dykes and dams dam slope, when running into the dykes and dams dam slope hidden danger arranged, be out of shape as the dam slope mask, mask destruction, mask crack, situation such as leak, collapse, pick-up unit can halt, thereby can in time find dam slope hidden danger, can overcome the defective of dam slope observation condition difference under water, and can avoid effectively causing that dyke or small-sized earth and rockfill dam produce serious crack, leak or infringements such as follow-up piping, stream soil, leak.Utilize the rice scale mark on the described lifting rope, can determine the particular location of dykes and dams dam slope hidden danger, accurate positioning, make things convenient for the maintenance in later stage.According to pick-up unit transfer length and sampler is judged shoal materials, can determine the alluvial position of silt under water and the height of dykes and dams effectively, shoal materials is carried out effective sampling and analysing, and can guarantee the good operation of equipment effectively by lifting rope measurement of angle device and relevant lifting rope guide piece, because pick-up unit is to utilize the weight of self to roll along the dykes and dams dam slope is free downwards, it does not need electric power or other power, be applicable to that power lacks local dyke or the use of small-sized earth and rockfill dam in the open air, thereby the electric leakage danger that produces in the time of can preventing from using etc. are safe and reliable.
Description of drawings
Fig. 1 is the structural representation front view of dam slope hidden danger inspection vehicle under water.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is that K among Fig. 2 is to view.
Fig. 4 is the stereographic map of dam slope hidden danger car under water.
Fig. 5 is the use constitutional diagram of dam slope hidden danger car under water.
Fig. 6 is the bank protection deformation angle scope synoptic diagram of dykes and dams among Fig. 5.
Fig. 7 is the mechanical analysis synoptic diagram of pick-up unit among Fig. 5.
Embodiment
Describe the specific embodiment of the present invention in detail below in conjunction with accompanying drawing.
Among Fig. 1 to Fig. 5, pick-up unit 17 closes lifting rope 3 by connected sampler and pick-up unit traction lifting rope 9 is connected to form dam slope hidden danger inspection vehicle under water with folding and unfolding control device 16.
The size design of described pick-up unit is the mask form according to dyke or dam slope, and building materials and size shape design, and it is wide to be 0.5m, and long is 0.6m.Its concrete structure is: it is by the flat car body 10 of the roller 11 that to be connected with 3 diameters be 0.05m, and this flat car body 10 is by unit weight 〉=7.85Kg/mm
3Steel make; Perhaps unit weight 〉=7.85Kg/mm
3Other materials make.And the front end of flat car body 10 has flexibly connected sampler 1 by spring 12, be connected with two sampler and close lifting rope guides pulley blocks 2 and constitute above flat car body 10, the sampler of being made by cable wire is closed lifting rope 3 and is closed lifting rope guides pulley blocks 2 by two sampler and close lifting rope rope drum 14 with the sampler of folding and unfolding control device and be connected.And, sampler close lifting rope 3 be provided with linear meter scale length mark also＞detect the dam slope length L m of dykes and dams.
Described folding and unfolding control device by fixed pedestal 6 and on the sampler that is rotationally connected close lifting rope rope drum 14 and pick-up unit traction lifting rope rope drum 13, and sampler is closed lifting rope rope drum 14 and pick-up unit traction lifting rope rope drum 13 and is connected with sampler respectively and closes lifting rope rope drum crank 5 and pick-up unit traction lifting rope rope drum crank 4, and the traction lifting rope guides pulley blocks 7 and the traction lifting rope measurement of angle device 8 that are connected on fixed pedestal 6 base plates constitute, and be that is connected with pick-up unit traction lifting rope rope drum 13 and be connected with the flat car body 10 of pick-up unit by drawing lifting rope guides pulley blocks 7 by the pick-up unit traction lifting rope 9 of cable wire system.And, the rice scale length mark that prolongation is arranged at pick-up unit traction lifting rope 9 also＞detect the dam slope length L m of dykes and dams.
According to shown in Figure 6, can calculate the deformation angle scope that pick-up unit is suitable for protecting slope of dam 18, its calculating formula is as follows.
tanα＝D
1/0.5×L
1 (1)
In the formula: α is 1/2 of the suitable protecting slope of dam deformation angle of pick-up unit; D
1Roller diameter (m) for pick-up unit; L
1Length (m) for pick-up unit.
Concrete dimension D with pick-up unit
1Be 0.05m; L
1Be that 0.3m substitution formula (1) calculates, α equals 9.46 °, as can be known when the downward sedimentation and deformation 21 of bank protection 〉=+18.9 ° or make progress buckling deformation 20 〉=-18.9 ° the time, pick-up unit will stop not readvance.Position when the position the when Reference numeral 19 among Fig. 6 represents then that protecting slope of dam upwards is out of shape 18.9 °, 18.9 ° of 22 expressions of Reference numeral protecting slope of dam distortion downwards.
According to shown in Figure 7, can be to the roller of pick-up unit, dynamics of rolling motion is analyzed.18 expressions of Reference numeral among Fig. 7 protecting slope of dam, the roller of 11 expressions of Reference numeral pick-up unit, 17 expressions of Reference numeral pick-up unit.According to shown in Figure 7, computation process is as follows.At first according to the analysis of pick-up unit 17 rolling power when the protecting slope of dam slope is in critical balance, list equation, as the formula (2).
sinβ×∑W×d
1＝cosβ×f
1×∑W (2)
In the formula: β is the angle (degree) on dykes and dams dam slope and plane; ∑ W is the weight (KN) of pick-up unit; d
1Moment (m) for the rolling couple; f
1Friction factor (m) during for rolling between different materials.
Wherein the calculating of the weight ∑ W of pick-up unit as the formula (3).
∑W＝ρ×(b×h×d)×g (3)
In the formula: ρ is the unit weight of pick-up unit, and trying to please with reference to the GB standard No. of steel heavily is 0.00785g/mm
3B, h, d are respectively width, length and the thickness (m) of pick-up unit; G is acceleration of gravity (9.8N/kg).
With formula (3) result of calculation and concrete size d
1Be 0.05m; f
1Be that 0.008m substitution formula (3) calculates, β equals 9 °, and when the angle of the side slope of dykes and dams and surface level needed only 〉=9 °, pick-up unit dependence deadweight meeting tumbles along dam slope automatically carried out testing as can be known.The side slope ratio that dykes and dams are commonly used is between 1: 1～1: 4 at present, converts to be angled between 45 °～14 °, and as seen, pick-up unit can satisfy the usable range of side slope angle fully.
During work, the top that folding and unfolding control device 16 is fixed in dykes and dams by fixed pedestal 6 on the bank, and pick-up unit 17 places dykes and dams dam slope top.The weight that pick-up unit 17 relies on self is along the rolling of freely gliding of dykes and dams dam slope.In order to realize that dykes and dams dam slope hidden danger is under water carried out accurate in locating, at first the dyke that will detect or height of dam and dam slope n, the water level of small-sized earth and rockfill dam are measured, calculate the length of dam slope then, computing formula is as the formula (4)
When pick-up unit 17 no longer freely glides and when stopping along dam slope, drawing the length value of reading on the lifting rope 9 by pick-up unit is the length L m of dam slope, show that then pick-up unit 17 on earth, along in the 0.5m scope of axis of dam length direction, situation such as do not have the distortion of dykes and dams dam slope, destruction, crack, collapse.If the length＜Lm that reads on the pick-up unit of the pick-up unit 17 rest position traction lifting rope 9 illustrates that then this place has dam slope distortion, destruction, crack, situation such as collapse, particular location is as the criterion with the length value of reading on the pick-up unit traction lifting rope 9.Thereby can in time find and detect problem and hidden danger that the dykes and dams dam slope exists.
When the shoal materials that has run into the bottom, riverbed when pick-up unit 17 does not readvance, sampler 1 will insert in the drift, read sampler this moment and close length value on the lifting rope 3, and namely concrete silt alluvial is highly and the position as can be known.On dykes and dams bank top, close lifting rope rope drum crank 5 by the hand control sampler then and draw sampler 1, and close lifting rope guides pulley blocks 2 by sampler and guarantee that sampler closes the direction of lifting rope 3, force sampler 1 to be closed, can prevent that the silt soil sample in the sampler is unrestrained.Close lifting rope 3 along with sampler when pick-up unit 17 and be wrapped in sampler when closing on the lifting rope rope drum 14, pick-up unit 17 resets behind the dykes and dams top, can watch the silt soil sample in the sampler 1, carries out the preliminary judgement of silt drift
Detection finishes, utilize artificial pick-up unit traction lifting rope rope drum crank 4 and the sampler of handling respectively on the folding and unfolding control device 16 that is placed on the dykes and dams dam slope bank top to close lifting rope rope drum crank 5, and close under the effect of lifting rope leading block group 2 at pick-up unit traction lifting rope guides pulley blocks 7 and sampler, guarantee the direction of described lifting rope, make sampler close lifting rope 3 and pick-up unit traction lifting rope 9 and be wrapped in sampler respectively and close on lifting rope rope drum 14 and the pick-up unit traction lifting rope rope drum 13; Thereby realize closing of sampler 1 and resetting to pick-up unit, simultaneously, utilize the lifting rope measurement of angle device 8 of the setting on the folding and unfolding control device 16, can measure the angle of pick-up unit place dykes and dams dam facing and surface level, be used for calculating concrete dykes and dams dam slope, so that the pick-up unit mechanical analysis.
Claims (4)
1. dam slope hidden danger inspection vehicle under water, it is characterized in that pick-up unit (17) is connected with folding and unfolding control device (16) by pick-up unit traction lifting rope (9), close lifting rope (3) by sampler again and be connected with folding and unfolding control device (16), constitute dam slope hidden danger inspection vehicle under water.
2. the hidden danger of dam slope under water inspection vehicle as claimed in claim 1, it is characterized in that described pick-up unit (17) is by the car body (10) of band roller (11), flexibly connected sampler (1) on the car body (10), and be provided with thief cord guides (2) and constitute, and sampler (1) and thief cord guides (2) are closed lifting rope (3) through sampler and are connected with the thief cord rope bulging (14) of folding and unfolding control device (16).
3. the hidden danger of dam slope under water inspection vehicle as claimed in claim 1, it is characterized in that described folding and unfolding control device (16) by fixed pedestal (6) and on be rotationally connected and the pick-up unit traction lifting rope rope drum (13) that has the thief cord rope drum (14) of crank (5) and have a crank (4) constitutes.
4. the hidden danger of dam slope under water inspection vehicle as claimed in claim 1 is characterized in that the car body (10) of described pick-up unit is by unit weight 〉=7.85Kg/mm
3Material make; And sampler is closed lifting rope (3) and pick-up unit traction lifting rope (9) is made by the steel of anti-corrosion.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310236560.2A CN103345000B (en) | 2013-06-06 | 2013-06-06 | Underwater dam slope hidden danger detection vehicle |
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| CN201310236560.2A CN103345000B (en) | 2013-06-06 | 2013-06-06 | Underwater dam slope hidden danger detection vehicle |
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| CN103345000A true CN103345000A (en) | 2013-10-09 |
| CN103345000B CN103345000B (en) | 2016-02-10 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897134A (en) * | 2015-06-19 | 2015-09-09 | 中国电建集团成都勘测设计研究院有限公司 | Simple measuring device and simple measuring method for underwater topography under complex water flow condition |
| CN109029324A (en) * | 2018-07-06 | 2018-12-18 | 姹や匠 | A kind of steel plate thickness detection device with cleaning device |
| CN109142440A (en) * | 2018-09-13 | 2019-01-04 | 武汉轻工大学 | Dam suspension cable type crack detection robot |
| CN109270122A (en) * | 2018-09-13 | 2019-01-25 | 武汉轻工大学 | Dam crack detection vehicle |
| CN109781848A (en) * | 2018-04-04 | 2019-05-21 | 水利部交通运输部国家能源局南京水利科学研究院 | Concrete face rockfill dam based on sound wave induction is come to nothing the underwater detection system in area |
| CN109781354A (en) * | 2018-04-04 | 2019-05-21 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of embankment seepage undersea detection system based on flow velocity induction |
| CN115107058A (en) * | 2022-08-23 | 2022-09-27 | 应急管理部国家自然灾害防治研究院 | Auxiliary mechanical hand device for identifying cracks of dam slope induced underwater by earthquake |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897134A (en) * | 2015-06-19 | 2015-09-09 | 中国电建集团成都勘测设计研究院有限公司 | Simple measuring device and simple measuring method for underwater topography under complex water flow condition |
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| CN109781848A (en) * | 2018-04-04 | 2019-05-21 | 水利部交通运输部国家能源局南京水利科学研究院 | Concrete face rockfill dam based on sound wave induction is come to nothing the underwater detection system in area |
| CN109781354A (en) * | 2018-04-04 | 2019-05-21 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of embankment seepage undersea detection system based on flow velocity induction |
| CN109029324A (en) * | 2018-07-06 | 2018-12-18 | 姹や匠 | A kind of steel plate thickness detection device with cleaning device |
| CN109142440A (en) * | 2018-09-13 | 2019-01-04 | 武汉轻工大学 | Dam suspension cable type crack detection robot |
| CN109270122A (en) * | 2018-09-13 | 2019-01-25 | 武汉轻工大学 | Dam crack detection vehicle |
| CN115107058A (en) * | 2022-08-23 | 2022-09-27 | 应急管理部国家自然灾害防治研究院 | Auxiliary mechanical hand device for identifying cracks of dam slope induced underwater by earthquake |
| CN115107058B (en) * | 2022-08-23 | 2022-11-11 | 应急管理部国家自然灾害防治研究院 | Auxiliary mechanical hand device for identifying cracks of dam slope induced underwater by earthquake |
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