CN1472393A - Energy absorbed mud flow preventing method and arrangement - Google Patents
Energy absorbed mud flow preventing method and arrangement Download PDFInfo
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- CN1472393A CN1472393A CNA021273820A CN02127382A CN1472393A CN 1472393 A CN1472393 A CN 1472393A CN A021273820 A CNA021273820 A CN A021273820A CN 02127382 A CN02127382 A CN 02127382A CN 1472393 A CN1472393 A CN 1472393A
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Abstract
An energy absorbing facility for preventing and controlling mud-rock flow features that at least one stopping frame is arranged at downstream of the potential path of said mud-rock flow, its front surface is wrapped by a stopping mesh, and its both ends are fixed to the fixed objects via several steel cables. It can decrease the impact force and flow speed of mud-rock flow.
Description
(1) technical field
The present invention relates to a kind of worker's method of blocking of earth flow, particularly relate to anti-therapy of a kind of energy-absorption type earth flow and device thereof.
(2) background technology
Being broadly divided into generation, the stage such as flowing, deposit and stop of earth flow, each stage all must be satisfied specific physical condition, as concentration, surface slope etc., can continue next stage; And this is wherein important to suppress stage of development, it mostly is to be positioned at the bad and area that washed away easily of water and soil conservation that but earth flow can take place, so what suppress earth flow is not overnight can realize, so the precautionary measures that can make all are that the mixed soil rock glacier reduces soil losses, agricultural losses, interruption of communication, the threat of environment for human survival and the change of natural ecological environment etc. that earth flow causes in the characteristic of each developing stage now.
The formation of earth flow is by mud, sandstone, gravel, the mixture of driftwood and other materials and water, and the liquid that is produced behind the gravitate, yet, earth flow is by fully mixing between water and solid matter and form, its flow pattern has broken away from the category of Newtonian fluid, and present than complicated mechanical characteristic, and earth flow is under the identical situation of overall weight, its flow velocity is high more, then it produces the usefulness that doubles because of impact failure power that kinetic energy caused can have synergism, makes that the face of land is easier to be washed away, and forms larger earth flow, so slow down the flow velocity of earth flow in advance, be the primary work of control earth flow.
(3) summary of the invention
Therefore, main purpose of the present invention is to provide a kind of shock-resistant, duration short and can reduce impact force, the flow velocity of earth flow relatively and contain decorating film concentration, can be to anti-therapy of the energy-absorption type earth flow that the people life property safety endangers to some extent and device thereof so that the energy of flow of earth flow reduces.
The energy-absorption type earth flow that is provided is according to an aspect of the present invention prevented therapy, comprises the following steps:
Step 1: be provided with and block framework: the framework that blocks that is set as cube support body at least in the potential dangerous runner middle and lower reaches setting one of earth flow with the steel group;
Step 2: fixedly block framework: connect several cable wires in this preceding side frame dual-side that blocks framework, and this cable wire is arranged on the fixture of earth flow runner both sides, make and block framework and be unlikely to be subjected to external impacts and turn over phenomenon;
Step 3: arresting net is set: block in this and to enclose a kind of arresting net that is woven into predetermined mesh size with cable wire on framework and the earth flow runner preceding side frame in the same way; Like this,, can reduce energy of flow, the flow velocity of earth flow relatively and contain decorating film concentration by the block of arresting net when earth flow flow to when blocking framework, and the harm that alleviates earth flow.
The present invention provides a kind of energy-absorption type earth flow control device on the other hand according to the present invention, includes at least one framework, at least one arresting net, several fixtures and several cable wire of blocking, wherein:
This blocks framework is to be arranged at the potential dangerous runner middle and lower reaches of earth flow, is a kind of cube support body that forms of establishing with the steel group;
This arresting net is a kind ofly to be woven into the cable wire net of predetermined mesh size with cable wire, is relatively arranged on this and blocks on framework and the earth flow runner preceding side frame in the same way, to be used to block the decorating film of earth flow;
This fixture is to be fixedly set in earth flow runner dual-side; This cable wire then connects and establishes this fixture and block framework to be used to drawing this.
For further specifying purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.
(4) description of drawings
Fig. 1 is a flow process schematic diagram, and anti-therapy of energy-absorption type earth flow of a preferred embodiment of the present invention and the device that is adopted thereof are described.
Fig. 2 is first structural representation of this preferred embodiment.
Fig. 3 is second structural representation of this preferred embodiment.
Fig. 4 is the 3rd structural representation of this preferred embodiment.
Fig. 5 is a user mode schematic diagram of this preferred embodiment.
Fig. 6 is another user mode schematic diagram of this preferred embodiment.
Fig. 7 is the schematic side view of this preferred embodiment, and the situation of blocking behind the earth flow is described.
(5) specific embodiment
As shown in Figure 1, the present invention's's a " the energy-absorption type earth flow is prevented therapy " preferred embodiment comprises the following steps:
Step 1: be provided with and block framework: shown in Fig. 2,3, utilize topographic map, aerial photograph and historical summary and cooperate field investigation, can effectively determine and have the potential dangerous runner 1 of earth flow, just can block framework 2 at least together in the potential dangerous runner 1 middle and lower reaches setting of earth flow.
Step 2: fixedly block framework: connect several cable wires 3 in this dual-side that blocks framework 2, and this cable wire 3 is arranged on the fixture 4 of earth flow runner 1 both sides, make and block framework 2 and be unlikely to be subjected to external impacts and turn over to drop down onto runner 1 downstream.
This blocks framework 2 is a kind ofly to establish cube support body that forms with alloy steel through heat treated shock-resistant material group, its preceding side frame 21 dual-sides are to be consolidated on the fixture 4 of earth flow runner 1 dual-side with cable wire 3, and this fixture 4 is a kind of ground pile at the end that is solidly plugged in present embodiment; In addition, this block framework 2 with respect to the left and right side frame of runner 1 and its top, underframe all sets firmly to link that several steel are arranged, so as to promoting integral intensity, this left and right sides that blocks framework 2 tops then respectively connects establishes the frame body 22 that several high strength steels are enclosed to form, and makes this top of blocking framework 20 form a breach 23.
Step 3: arresting net is set: on this blocks framework 2 and earth flow runner 1 preceding side frame 21 in the same way, enclose a kind of arresting net 5 that is woven into predetermined mesh size with cable wire.
Whereby, when earth flow flow to when blocking framework 2 can be by the block of arresting net 5, reduce energy of flow, the flow velocity of earth flow relatively and contain the concentration of decorating film, and the harm that alleviates earth flow.
In addition, as shown in Figure 3, described preceding side frame 21 dual-sides that block framework 2 of step 2 can connect several cable wires 3 and the cable wire net 30 that is woven into again, this cable wire net 30 connects with high strength steel and to establish on the auxiliary frame 6 that forms and can be linked to one again, and this auxiliary frame 6 can relend by several cable wires 3 and be linked on the fixture 4 of runner both sides, in addition, at least one energy-absorbing spring 7 can be arranged between this auxiliary frame 6 and this fixture 4, whereby, be not merely able to strengthen whole structural strength, also can realize good energy dissipating.
As shown in Figure 4, for making the present invention reach best effect of energy dissipation, can the more above-mentioned cable wire 3 that is arranged on this auxiliary frame 6 be attached on the buffering framework 8 with energy-absorbing spring 7 again, and the cable wire 3 that on this buffering framework 8, links shock-absorbing buffer 9 and suitable looseness, and then connect on the fixture 4 that is set to the runner both sides, whereby, just can alleviate with the buffering effect of shock-absorbing buffer 9 and block the impact force that framework 2 is born, just auxiliary this energy of flow, flow velocity and reduction of blocking framework 2 absorbent earth rock glaciers contains the concentration of decorating film.
According to " the energy-absorption type earth flow control device " that above-mentioned anti-therapy provided, mainly include at least one framework 2, at least one arresting net 5, several energy-absorbing springs 7, several buffering frameworks 8, several shock-absorbing buffers 9, several fixtures 4 of blocking, and several cable wires 3, wherein:
This blocks framework 2 is to be arranged at potential dangerous runner 1 middle and lower reaches of earth flow, establish cube support body that form with alloy steel through heat treated shock-resistant material group for a kind of, and this blocks framework 2 with respect to the left and right side frame of runner 1 and top thereof, underframe, all setting firmly to link has several steel, so as to promoting integral intensity; In addition, this left and right sides that blocks framework 2 tops respectively connects establishes the frame body 22 that several high strength steels are enclosed to form, and makes this top of blocking framework 20 form a breach 23.
This arresting net 5 is a kind ofly to be woven into the cable wire net with predetermined mesh size with cable wire, is relatively arranged on this and blocks on framework 2 and the earth flow runner 1 preceding side frame 21 in the same way.
This auxiliary frame 6 is that a kind of being arranged at blocked framework 2 dual-sides, and establishes the square shape support body that forms through heat treated shock-resistant material group with alloy steel.
This energy-absorbing spring 7 is to link this to block framework 2 dual-sides and this auxiliary frame 6, so as to the impact of absorbent earth rock glacier and under the part impact force.
This buffering framework 8 is a kind of auxiliary frame 6 dual-sides that are arranged at, and establishes the square shape support body that forms through heat treated shock-resistant material group with alloy steel.
This shock-absorbing buffer 9 is to link between auxiliary frame 6 and this auxiliary frame 6, so as to promoting whole structural strength, and auxiliary this block the impact of framework 2 absorbent earth rock glaciers and under the part impact force.
By above-mentioned composition, when earth flow flow to when blocking framework 2, can be by arresting net 5 and be arranged in the cable wire net 30 that blocks 6 of framework 2 and auxiliary frames and come block, and reduce energy of flow, the flow velocity of earth flow relatively and contain decorating film concentration, and the harm that alleviates earth flow.
To the present invention's's " anti-therapy of energy-absorption type earth flow and device thereof " principle be described below:
As Fig. 4, shown in 5, earth flow be natural environment and product under condition of raining cooperates, so Chang Fanfu betides areal, so can utilize topographic map and aerial photograph and cooperate field investigation, can effectively determine the dangerous runner of earth flow and the zone that earth flow easily takes place, because after earth flow took place in the somewhere, this ground can form runner 1 because of washing away, and falling the person of outstanding talent when raining heavyly backward, can form earth flow along old runner 1, and the scope of expansionary channel 1 gradually, thus can be according to the runner 1 and its geologic aspects investigated out, the foundation that is provided with as the present invention.
At the runner 1 of earth flow on a small scale may take place, can be in runner 1 middle and lower reaches setting energy-absorption type earth flow control together of the present invention device, wash away via runner 1 and descend with the decorating film 10 of carrying under one's arms when earth flow, bigger decorating film 10 can be subjected to the block of arresting net 5, and in the time of block, support the most energy of flow of absorbent earth rock glacier by arresting net 5, in addition, relend by energy-absorbing spring 7, cable wire 3, shock-absorbing buffer 9, fixture 4 and the connection relationship of blocking framework 2, disperse to cushion the impact force that arresting net 5 is born, just can reach the energy of subduing earth flow, flow velocity and contain the concentration of decorating film; Secondly, when being accumulated to, the decorating film 10 that blocks has good water permeability when a certain amount of, can make in the earth flow water infiltration downwards and break away from decorating film 10, like this, can only not reduce flow velocity, the energy of flow of earth flow, finally meeting is low because of the water content of earth flow, and does not have the traction of the mobilization of water, makes that earth flow stops to flow and eliminating its harm.
In addition, when the decorating film 10 that blocks has been accumulated to when blocking framework 2 tops, earth flow can be blocked decorating film 10 friction ecelerations and the dehydration of getting off, so may before blocking framework 2, will stop to flow, also may let out to the downstream via the breach 23 that blocks on the framework 2, and it is low and flow velocity is slow because of water content to overflow the earth flow that blocks framework 2, thus also can be very fast stop to flow and can not work the mischief the downstream.
In addition, as Fig. 6, shown in 7, at the area that extensive earth flow may take place, can multiple tracks energy-absorption type earth flow control of the present invention device be set in runner 1 middle and lower reaches, when earth flow carries that a large amount of decorating film 10 washes away via runner 1 secretly and when arriving first road down and blocking framework 2, bigger decorating film 10 is stopped to be blocked by arresting net 5, and support the most energy of flow of absorbent earth rock glacier by arresting net 5, and the elastic force of cable wire 3 and energy-absorbing spring 7, the buffering effect of this shock-absorbing buffer 9, eliminate the impact force that arresting net 5 earth flow that bears brings, just can reduce the flow velocity and the energy of flow of earth flow.
Therefore, when earth flow flow through first road have arresting net 5 block framework 2 after, its energy and flow velocity fall sharply, and the content of decorating film 10 also just reduces relatively, and when flowing to second road again and blocking framework 2, decorating film 10 greater than these arresting net 5 mesh can be blocked, and subdue the power and the flow velocity of earth flow once more, afterwards, after flowing through each road in regular turn and blocking framework 2, its decorating film 10 gradually with the mesh of arresting net 5 greatly to little and quilt is blocked, make earth flow form the native slowly sand flow of flow velocity gradually, and then eliminate the powerful impact force that earth flow caused, and obtain to block one by one the effect that subtracts energy one by one.
Whereby, after after a while, the decorating film 10 of 5 blocks of each arresting net can arrive some, and make the gentle slope of piling up the decorating film 10 formation one angle of repose θ of institute under blocking before the arresting net 5 in each road, and has good water permeability, this moment, earth flow descended if wash away again, decorating film 10 under can blocking by each road arresting net 5 stops, rub and energy dissipating and dehydration, finally can be very little because of this angle of repose θ and horizontal angle, make the whole gradient of earth flow runner 1 dwindle, just its relative difference in height also reduces, the potential energy that earth flow is had reduces, so when earth flow is flowed through after each road blocks framework 2, its kinetic energy is subjected to stopping friction and reduces gradually, and under the situation that can't increase its energy of flow, water content in this earth flow is oozed out each arresting net 5 gradually and is flow to runner 1 downstream, the impact force that just can suppress earth flow this moment fully makes it stop to flow, and the harm of earth flow is prevented, and then alleviate the threat that the people's lives and property safety is subjected to earth flow.
What deserves to be mentioned is, the decorating film 10 that anti-therapy of energy-absorption type earth flow of the present invention and device thereof not only can be used for blocking in the earth flow is prevented and treated earth flow, still can apply to the engineering of blocking on the general rivers and creeks, if the riverbed is considered as the earth flow runner, then its mode of occupation is identical with above-mentioned preferred embodiment with regard to summary, do not exist together and just the present invention is provided with among the flowing water flow, and the mobile decorating film in the arresting net 5 block water, and the effect that reaches the flood peak of breaking through flood by the structure of integral body, make that the flow in rivers and creeks is comparatively steady, and reduce the riverbed by degradation degree, particularly be used in upstream, rivers and creeks, can prevent that more the bridge pier of this bridge from being washed away with bridge, corrode and the situation of infringement.In addition, the present invention also can be used in the downstream of reservoir strobe, the Sun evil probability that flood peak is caused during with the minimizing flood discharge; Also have when excavating the tunnel, also can use the present invention and before being arranged at the tunnel, to prevent to wash away in the following earth flow moment inflow tunnel, and injure the personnel and the facility of in the tunnel, constructing along the hillside.
At last,, should adopt regular cleaning and inspection, could keep permanent application target for measures and device for making the function that the earth flow prophylactico-therapeutic measures can be brought into normal play for a long time among the present invention.
Below the present invention's " anti-therapy of energy-absorption type earth flow and device thereof " obtainable effect of institute and advantage are described:
1, the present invention absorbs the energy of flow of most of earth flow by arresting net 5, and reaches effect of energy dissipation, makes the harm of earth flow reduce to the lightest.
2, member required for the present invention is few, and its relative construction duration is also shorter, so the harm that can solve earth flow fast and caused.
3, the present invention has good water permeability, can prevent soil loss and contaminated water flow, so after earth flow is blocked, can't cause other unnecessary harm.
Therefore 4, the framework 2 that blocks used in the present invention is to establish through heat treated shock-resistant material group by alloy steel to form, and can bear strong wallop and can not produce damage, the anxiety that can't block earth flow so do not have quick damage.
5, the present invention more can come the instant impact of dispersion soil rock glacier to arresting net 5 by members such as cable wire 3, energy-absorbing springs 7, and avoid arresting net 5 by the situation of impact failure except subduing the energy of flow of earth flow by arresting net 5.
6, the present invention before this arresting net 5, pile up under blocking decorating film 10 and become the gentle slope, and form an angle of repose θ gradually, this moment, earth flow descended if wash away again, be that decorating film 10 under can blocking by each road arresting net 5 stops, rub and energy dissipating and dehydration, finally can be very little because of this angle of repose θ and horizon angle, make the whole gradient of earth flow runner 1 dwindle, just its relative altitude difference reduces, the potential energy that earth flow is had reduces, the impact force that therefore can suppress earth flow fully makes it stop to flow, and the harm of earth flow is prevented, and then alleviate the threat that the people's lives and property safety is subjected to earth flow.
Certainly, those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, and be not to be used as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claims of the present invention variation, the modification of the above embodiment.
Claims (14)
1. the anti-therapy of energy-absorption type earth flow is characterized in that, comprises the following steps:
Step 1: be provided with and block framework: the framework that blocks that is set as cube support body at least in the potential dangerous runner middle and lower reaches setting one of earth flow with the steel group;
Step 2: fixedly block framework: connect several cable wires in this preceding side frame dual-side that blocks framework, and this cable wire is arranged on the fixture of earth flow runner both sides;
Step 3: arresting net is set: block in this and to enclose a kind of arresting net that is woven into predetermined mesh size with cable wire on framework and the earth flow runner preceding side frame in the same way; Whereby,, can reduce energy of flow, the flow velocity of earth flow relatively and contain decorating film concentration by the block of arresting net when earth flow flow to when blocking framework, and the harm that alleviates earth flow.
2, the anti-therapy of energy-absorption type earth flow as claimed in claim 1 is characterized in that:
The described fixture of step 2 is a kind of ground end pile that is solidly plugged in.
3, the anti-therapy of energy-absorption type earth flow as claimed in claim 1 is characterized in that:
This blocks framework is to establish cube support body that forms with the high strength steel group, and it all is installed with several steel with respect to the left and right side frame of runner and its top, underframe, so as to promoting integral intensity.
4, the anti-therapy of energy-absorption type earth flow as claimed in claim 1 is characterized in that:
This left and right sides that blocks frame roof respectively connects establishes the frame body that several high strength steels are enclosed to form, and makes to block frame roof formation one and this earth flow runner breach in the same way.
5. energy-absorption type earth flow as claimed in claim 1 is prevented therapy, it is characterized in that:
The described preceding side frame dual-side that this blocks framework of step 2 is the cable wire net that is woven into of linking number cable wire again, connect with high strength steel and to establish on the auxiliary frame that forms and this cable wire net can be linked to one again, and this auxiliary frame then can be linked on the fixture of runner both sides by several cable wires.
6. energy-absorption type earth flow as claimed in claim 5 is prevented therapy, it is characterized in that:
One energy-absorbing spring is arranged on this auxiliary frame and this fixture.
7. energy-absorption type earth flow as claimed in claim 1 is prevented therapy, it is characterized in that:
The described preceding side frame dual-side that this blocks framework of step 2 can connect the cable wire net that several cable wires are woven into again, connect with high strength steel and to establish on the auxiliary frame that forms and this cable wire net is linked to one again, and this auxiliary frame then can be linked on the buffering framework by several cable wires and at least one energy-absorbing spring, and connects the cable wire of establishing shock-absorbing buffer and suitable looseness again and the fixture that is attached to the runner both sides on this buffering framework.
8, a kind of energy-absorption type earth flow control device includes at least one framework, at least one arresting net, number fixture of blocking, and reaches several cable wires, it is characterized in that:
This blocks framework is to be arranged at the potential dangerous runner middle and lower reaches of earth flow, is a kind of cube support body that forms of establishing with the steel group;
This arresting net is a kind ofly to be woven into the cable wire net of predetermined mesh size with cable wire, is relatively arranged on this and blocks on framework and the earth flow runner preceding side frame in the same way, to be used to block the decorating film of earth flow;
This fixture is to be fixedly set in earth flow runner dual-side; This cable wire then connects and establishes this fixture and block between the framework, blocks framework to be used to drawing this.
Whereby,, can reduce energy of flow, the flow velocity of earth flow relatively and contain decorating film concentration by the block of arresting net when earth flow flow to when blocking framework, and the harm that alleviates earth flow.
9, energy-absorption type earth flow control device as claimed in claim 8 is characterized in that:
This fixture is a kind of ground pile at the end that is solidly plugged in.
10, energy-absorption type earth flow control device as claimed in claim 8 is characterized in that:
This blocks framework is to establish cube support body that forms with the high strength steel group, and it all is installed with several steel with respect to the left and right side frame of runner and its top, underframe, so as to promoting integral intensity.
11, energy-absorption type earth flow control device as claimed in claim 8 is characterized in that:
This left and right sides that blocks frame roof respectively connects establishes the frame body that several high strength steels are enclosed to form, and makes to block frame roof formation one and this earth flow runner breach in the same way.
12, energy-absorption type earth flow control device as claimed in claim 8 is characterized in that:
Being linked to this cable wire that blocks on the framework is to be woven into the cable wire net, and this cable wire net connects and establish an auxiliary frame, and this auxiliary frame then can relend by the number cable wires and be linked on this fixture.
13, energy-absorption type earth flow control device as claimed in claim 12 is characterized in that:
The cable wire of an at least one energy-absorbing spring suitable looseness in parallel and being arranged on this auxiliary frame and this fixture.
14, energy-absorption type earth flow control device as claimed in claim 8 is characterized in that:
Being linked to this cable wire that blocks on the framework is to be woven into the cable wire net, connect with high strength steel and to establish on the auxiliary frame that forms and this cable wire net is linked to one again, and this auxiliary frame can link a buffering framework by several cable wires and at least one energy-absorbing spring, and connects on this buffering framework again and establish a shock-absorbing buffer and link mutually with the fixture of runner both sides with the cable wire of in parallel one suitable looseness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA021273820A CN1472393A (en) | 2002-07-30 | 2002-07-30 | Energy absorbed mud flow preventing method and arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA021273820A CN1472393A (en) | 2002-07-30 | 2002-07-30 | Energy absorbed mud flow preventing method and arrangement |
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| Publication Number | Publication Date |
|---|---|
| CN1472393A true CN1472393A (en) | 2004-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA021273820A Pending CN1472393A (en) | 2002-07-30 | 2002-07-30 | Energy absorbed mud flow preventing method and arrangement |
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| CN (1) | CN1472393A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535408A (en) * | 2012-02-10 | 2012-07-04 | 中国科学院水利部成都山地灾害与环境研究所 | Semi-assembly type ecological debris flow check dam, and construction method thereof |
| CN102733352A (en) * | 2012-06-21 | 2012-10-17 | 兰州大学 | Opened debris flow blocking dam set |
| CN103643658A (en) * | 2013-12-23 | 2014-03-19 | 兰州理工大学 | Rock impact resistance spring lattice debris flow blocking structure |
| CN104977147A (en) * | 2015-07-13 | 2015-10-14 | 昆明理工大学 | Device for simulating free boundary of infinite reservoir water |
| CN108755570A (en) * | 2018-06-04 | 2018-11-06 | 李国松 | A kind of large-scale flowing floods rescue system of reply |
| CN108797523A (en) * | 2018-06-15 | 2018-11-13 | 励春亚 | Water cushion moves slope formula and increases adjustable counter balance dam |
-
2002
- 2002-07-30 CN CNA021273820A patent/CN1472393A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535408A (en) * | 2012-02-10 | 2012-07-04 | 中国科学院水利部成都山地灾害与环境研究所 | Semi-assembly type ecological debris flow check dam, and construction method thereof |
| CN102535408B (en) * | 2012-02-10 | 2014-02-26 | 中国科学院水利部成都山地灾害与环境研究所 | Semi-assembly type ecological debris flow check dam, and construction method thereof |
| CN102733352A (en) * | 2012-06-21 | 2012-10-17 | 兰州大学 | Opened debris flow blocking dam set |
| CN103643658A (en) * | 2013-12-23 | 2014-03-19 | 兰州理工大学 | Rock impact resistance spring lattice debris flow blocking structure |
| CN103643658B (en) * | 2013-12-23 | 2016-02-17 | 兰州理工大学 | The spring lattice mud-rock flow that a kind of anti-megalith impacts is blocked structure |
| CN104977147A (en) * | 2015-07-13 | 2015-10-14 | 昆明理工大学 | Device for simulating free boundary of infinite reservoir water |
| CN104977147B (en) * | 2015-07-13 | 2018-02-09 | 昆明理工大学 | A kind of analogue means of unlimited storehouse waters free boundary |
| CN108755570A (en) * | 2018-06-04 | 2018-11-06 | 李国松 | A kind of large-scale flowing floods rescue system of reply |
| CN108797523A (en) * | 2018-06-15 | 2018-11-13 | 励春亚 | Water cushion moves slope formula and increases adjustable counter balance dam |
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