CN206803981U - A kind of surface drag-line force-measuring type geological disaster automatic monitoring device - Google Patents
A kind of surface drag-line force-measuring type geological disaster automatic monitoring device Download PDFInfo
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- CN206803981U CN206803981U CN201720594457.9U CN201720594457U CN206803981U CN 206803981 U CN206803981 U CN 206803981U CN 201720594457 U CN201720594457 U CN 201720594457U CN 206803981 U CN206803981 U CN 206803981U
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Abstract
The utility model discloses a kind of surface drag-line force-measuring type geological disaster automatic monitoring device, it is related to Geological Hazards Monitoring field.Described device includes：Remote monitoring end and at least one tension test unit；Each tension test unit includes a spud pile and at least one tension web, and each tension web includes primary load bearing drag-line, n branch's drag-line and n premonitoring measuring point anchoring pile.Methods described：Surface drag-line force-measuring type geological disaster automatic monitoring device is set on landslide A to be monitored and obtains and records the Basic monitoring value of each force cell on landslide A to be monitored on any one tension web A, by the change of each force cell in described device, judge landslide A to be monitored with the presence or absence of landslide.Method described in the utility model, slip mass potential energy trend can directly be monitored by drag-line dynamometry mode, possess the characteristics of cost that is easy to implement is low, and area monitoring point coverage density is high, landslide sign discovery morning.
Description
Technical field
It the utility model is related to Geological Hazards Monitoring field, more particularly to a kind of surface drag-line force-measuring type geological disaster is automatic
Change monitoring device.
Background technology
Settlement monitoring is the important monitoring feature in landslide one, and existing mountain landslide supervision method mainly has ground epitope
Move the monitoring methods such as monitoring (being high-precision satellite navigation positioning), slit gauge, deep displacement deviational survey, soil pressure cell, these sides
Method presently, there are the problems such as high application limitation, cost, monitoring location density deficiency, be specially：
First, high-precision satellite navigation positioning measurement to receive the Big Dipper, gps satellite signal carries out difference RTK resolvings, with wireless
Electric range measurement principle, several millimeters of positioning precision is resolved with ten thousand kilometers of distances of 2-3；Receiver cost height, communication be present in this method
It is costly, to resolve software algorithm difficulty big and the shortcomings that can not popularize.Simultaneously as satellite-signal can not be blocked, therefore
Requirement to landslide morphology and vegetative coverage is high, and this method is not suitable for the luxuriant mountain area of vegetation.
2nd, slit gauge can only monitor landslide trailing edge tension fracture, and monitored area is limited, can only be used as a kind of supplement monitoring side
Method.
3rd, deep displacement deviational survey is drilling deep hole installation deviational survey bar or inclinometer pipe in massif, and not only construction cost is high, and
The selection of monitoring point quantity and monitoring location can directly affect the monitoring effect degree of accuracy.
4th, soil pressure cell is to coordinate harnessing project to be arranged on measurement of the friction pile earth-retaining planar survey soil body to friction pile pressure
Detecting element, soil pressure cell need to coordinate friction pile to use, it is impossible to are used as emergency monitoring.
Utility model content
The purpose of this utility model is to provide a kind of surface drag-line force-measuring type geological disaster automatic monitoring device, so as to
Solve foregoing problems present in prior art.
To achieve these goals, surface drag-line force-measuring type geological disaster automatic monitoring device described in the utility model,
Described device includes：Remote monitoring end and at least one tension test unit；Each tension test unit includes one admittedly
Determine stake and at least one tension web, each tension web includes primary load bearing drag-line, n branch's drag-line and n premonitoring measuring point anchor
Stake, the n are more than or equal to 1；The spud pile is arranged on the mountain top of massif to be measured, and one end of the primary load bearing drag-line passes through main survey
Force snesor is connected with the spud pile, and the other end of the primary load bearing drag-line passes through branch's drag-line and a premonitoring measuring point anchoring pile
Connection, the drag-line of the primary load bearing drag-line set multiple branch's force cells with it, and each branch's force cell is by dividing
Branch drag-line is connected with a premonitoring measuring point anchoring pile；The main force cell, all branch's force cells with it is described long-range
Monitoring client radio communication connects.
Preferably, branch's drag-line corresponds with premonitoring measuring point anchoring pile, and the drag-line body of any two branch drag-line does not intersect.
Preferably, between the primary load bearing drag-line and the main force cell, branch's drag-line and the premonitoring
Prefastening force spring is respectively provided between point anchoring pile.
Preferably, one end of the primary load bearing drag-line is connected by main force cell with the spud pile, and the master holds
The other end of power drag-line connects branch's drag-line of more than two, and every branch's drag-line connects a premonitoring measuring point anchoring pile.
Preferably, the premonitoring measuring point anchoring pile is set on landslide to be monitored.
Principle of the present utility model：Installation spud pile is set at the top of target massif, along the main cunning side on landslide to be monitored
To a piece primary load bearing drag-line of laying, its top is connected with spud pile, installed in the landslide soil to be monitored where premonitoring measuring point
Premonitoring measuring point anchoring pile, premonitoring measuring point anchoring pile is connected by branch's drag-line with primary load bearing drag-line, and is given by tension force extension spring
Certain pre-tightening tension.Force cell is fitted with primary load bearing drag-line and branch's drag-line, measures primary load bearing drag-line in real time
The value of thrust being subject to branch drag-line.According to the distribution situation of premonitoring measuring point, a plurality of branch's drag-line and primary load bearing drag-line phase are set
Even, the stressing conditions of every each monitoring point of branch's drag-line independent measurement, primary load bearing drag-line measure all branch's drag-lines always by
Power situation.If the trend slid downwards occurs under the influence of potential energy for slip mass to be monitored, of respective branches drag-line can be caused
Power is changed, and changing into electric signal by force cell can be supervised in real time with teletransmission to remote monitoring end, remote monitoring end
Survey early warning.Value of thrust is directly proportional to the stretcher strain of tension spring, while can converse In Situ Displacement of Slope distance value, while
Reach the purpose of displacement monitoring.
The beneficial effects of the utility model are：
Method described in the utility model, slip mass potential energy trend can directly be monitored by drag-line dynamometry mode, had
The standby cost that is easy to implement is low, and area monitoring point coverage density is high, come down sign discovery morning the characteristics of.
Herein described device is the field that can carry out landslide trend monitoring on potential landslide, avalanche massif for a long time
Real time on-line monitoring device.
Brief description of the drawings
Fig. 1 is the side elevational cross-section signal of the landslide massif of installation surface drag-line force-measuring type geological disaster automatic monitoring device
Figure；
Fig. 2 is the schematic elevation view of the landslide massif of installation surface drag-line force-measuring type geological disaster automatic monitoring device；
Fig. 3 is the enlarged diagram of installation surface drag-line force-measuring type geological disaster automatic monitoring device.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing, to this reality
It is further elaborated with new.It should be appreciated that embodiment described herein is only explaining this practicality
It is new, it is not used to limit the utility model.
Core of the present utility model is：Herein described method is big with monitoring drape dot density, and monitoring method is straight
Connect, find landslide disaster evolving trend earlier by mechanical meaurement, be subjected to displacement with existing ground displacement and slip mass
Monitoring is present dramatically different after slip, and strength change of the application by measuring slip mass glide direction monitors slip mass earlier
Movement tendency.
Embodiment 1
Reference picture 1, surface drag-line force-measuring type geological disaster automatic monitoring device, described device bag described in the present embodiment
Include：Remote monitoring end and a tension test unit；
The tension test unit includes a spud pile 3 and a tension web, the tension web include primary load bearing drag-line,
5 branch's drag-lines and 5 premonitoring measuring point anchoring piles 5；
The spud pile 3 is arranged on the mountain top of the landslide massif to be monitored, and one end of the primary load bearing drag-line 4-0 passes through
Main force cell is connected with the spud pile 3, the other end of the primary load bearing drag-line 4-0 by three branch's drag-lines (4-3,
4-4 and 4-5) connection of corresponding with three premonitoring measuring point anchoring pile (5-3,5-4,5-5), the drag-line body of the primary load bearing drag-line 4-0
On also set up Liang Ge branches force cell 6-1 and 6-2；The main force cell, all branch's force cells are and institute
State the connection of remote monitoring end radio communication.
Explanation, which is explained in more detail, is：
(1) branch's drag-line corresponds with premonitoring measuring point anchoring pile, and the drag-line body of any two branch drag-line does not intersect.
Branch force cell 6-1 is connected by branch drag-line 4-1 with premonitoring measuring point anchoring pile 5-1, branch's force cell
6-2 is connected by branch drag-line 4-2 with premonitoring measuring point anchoring pile 5-2, and branch force cell 6-3 is by branch drag-line 4-3 and in advance
Monitoring point anchoring pile 5-3 connections, branch force cell 6-4 are connected by branch drag-line 4-4 with premonitoring measuring point anchoring pile 5-4, branch
Force cell 6-5 is connected by branch drag-line 4-5 with premonitoring measuring point anchoring pile 5-5.
(2) setting, branch's drag-line and the premonitoring between the primary load bearing drag-line and the main force cell
Prefastening force spring is provided between point anchoring pile.Prefastening force spring 7-0, prefastening force spring 7-1, prefastening force spring 7- are designated as respectively
2nd, prefastening force spring 7-3, prefastening force spring 7-4 and prefastening force spring 7-5.
Main force cell 6-0 is connected by primary load bearing drag-line 4-0 with spud pile 3, and the main force cell 6-0 with
Prefastening force spring 7-0 is also set up between the primary load bearing drag-line 4-0.
(3) the premonitoring measuring point anchoring pile is set on landslide to be monitored.
Embodiment 2
Automation prison of the present embodiment based on surface drag-line force-measuring type geological disaster automatic monitoring device described in embodiment 1
Survey method, methods described include：
S1, landslide A to be monitored is obtained, and multiple premonitoring measuring point anchoring piles are set in the landslide A to be monitored；
Spud pile is set on the mountain top of massif where landslide A to be monitored, connected on the spud pile by main force cell
Primary load bearing drag-line is connect, each premonitoring measuring point anchoring pile is connected to institute by branch's force cell and its one-to-one branch's drag-line
State on primary load bearing drag-line；Between the primary load bearing drag-line and the main force cell set, branch's drag-line with it is described pre-
Prefastening force spring is provided between the anchoring pile of monitoring point；
After being tensioned all prefastening force springs, the installation of tension web A on landslide A to be monitored is completed, will current main force-measuring sensing
Basic monitoring value of the measured value of device and each branch's force cell as the tension web A, remote monitoring end are obtained and recorded
The Basic monitoring value of the tension web A；
S2, the remote monitoring end obtain the real-time measurement values of main force cell, and judge the reality of main force cell
When measured value and its Basic monitoring value whether there is difference, if it is, landslide A to be monitored has the possibility that comes down, and enter S3；Such as
Fruit is no, then landslide A to be monitored does not come down possibility；
S3, the remote monitoring end obtains the real-time measurement values of each branch's force cell, in each branch's force cell
Real-time measurement values and each branch's force cell the contrast of Basic monitoring value on the basis of, obtain landslide A to be monitored landslide
Trend.
In actual applications, if potential slip mass 2 is sent to the trend of lower raw sliding, the potential energy strength of sliding or displacement can lead to
Cross each premonitoring measuring point stake to be delivered on all drag-lines, cause the pretightning force of initial tension net to change, these variation tendency meetings
Strength changing value is converted into by corresponding electric signal by each force cell long-range monitoring side is transferred to by electronic surveying,
For long-range monitoring side discriminatory analysis and early warning.Within the specific limits, the tension variations of prefastening force spring and the linear pass of its length
System, it can also indirectly measure the distance value of slip mass direction of pull sliding.
The layout of tension web and the installation site of force cell it is relevant with the arrangement of live premonitoring measuring point stake, it is necessary to according to
Field condition rational deployment.Anticipated as shown in Fig. 3 details enlarged drawings, the primary load bearing drag-line 4-0 drawn from spud pile 3 with it is each
Premonitoring measuring point stake is connected, and main force cell 6-0 is provided with the primary load bearing drag-line 4-0 contacted with spud pile 3, whole
The change of power net any point can all cause main force cell 6-0 measured value to change, each branch's drag-line and primary load bearing drag-line 4-0
Connected in correct position, form suitable tension force net form, force cell, each any monitoring are separately installed with each branch's drag-line
The premonitoring measuring point stake in direction is subjected to displacement trend, and the measured value of corresponding branch's force cell can be caused to change, and synthesis is whole
The measured value change of individual each force cell of tension web can carry out the monitoring of effective landslide potential energy trend.
Primary load bearing drag-line 4-0 and each branch's drag-line provide pre- anxiety by corresponding pretightning force extension spring to whole tension web
Power, whole system is set to participate in the potential energy system of slip mass, each initial pretightning force measured value of force cell is as system
And Basic monitoring value, the consecutive variations curve that the later stage occurs on Basic monitoring value is as observation curve.3 general cloth of spud pile
Put at the top of massif, slip mass it is rear along stablizing on massif, according to monitoring landform need that more main drag-lines can be drawn from it.
, can be according to the space cloth of monitoring point by the long-term Continuous Observation of automatic monitoring method described in the present embodiment
Office, establishes data computational model, and the trend of landslide is analyzed with combined factors such as live weather, temperature, humidity, rainfalls,
Early warning decision is made, reaches the purpose of monitoring.
By using above-mentioned technical proposal disclosed in the utility model, following beneficial effect has been obtained：
Method described in the utility model, do not influenceed by landslide monitoring body terrain configuration and vegetation cover, Neng Gouyin
The arrangement Fast Installation of ground suiting measures to different conditions, force cell and steel wire rope etc. for it is general easily purchase equipment, have monitoring method directly, monitoring
The spy that data conversion is convenient, energy consumption needed for monitoring device is low, field power supply is convenient, cost of layouting is low and monitored density can increase
Point, meanwhile, for method described in the utility model it can be found that landslide early stage sign, monitoring effect is good, is adapted to field long term monitoring.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching should also regard the scope of protection of the utility model.
Claims (5)
1. a kind of surface drag-line force-measuring type geological disaster automatic monitoring device, it is characterised in that described device includes：Long-range prison
Control end and at least one tension test unit；
Each tension test unit includes a spud pile and at least one tension web, and each tension web includes master and held
Power drag-line, n branch's drag-line and n premonitoring measuring point anchoring pile, the n are more than or equal to 1；
The spud pile is arranged on the mountain top of massif to be measured, one end of the primary load bearing drag-line by main force cell with it is described
Spud pile is connected, and the other end of the primary load bearing drag-line is connected by branch's drag-line with a premonitoring measuring point anchoring pile, and the master holds
Multiple branch's force cells are set with the drag-line of power drag-line, each branch's force cell by branch's drag-line with one in advance
Monitoring point anchoring pile connection；
The main force cell, all branch's force cells are connected with the remote monitoring end radio communication.
2. surface drag-line force-measuring type geological disaster automatic monitoring device according to claim 1, it is characterised in that branch draws
Rope corresponds with premonitoring measuring point anchoring pile, and the drag-line body of any two branch drag-line does not intersect.
3. surface drag-line force-measuring type geological disaster automatic monitoring device according to claim 1, it is characterised in that the master
Set between load drag-line and the main force cell, be provided between branch's drag-line and the premonitoring measuring point anchoring pile
Prefastening force spring.
4. surface drag-line force-measuring type geological disaster automatic monitoring device according to claim 1, it is characterised in that the master
One end of load drag-line is connected by main force cell with the spud pile, and the other end of the primary load bearing drag-line connects two
Branch's drag-line above, every branch's drag-line connect a premonitoring measuring point anchoring pile.
5. surface drag-line force-measuring type geological disaster automatic monitoring device according to claim 1, it is characterised in that described pre-
Monitoring point anchoring pile is set on landslide to be monitored.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107014328A (en) * | 2017-05-25 | 2017-08-04 | 北京中船信息科技有限公司 | A kind of surface drag-line force-measuring type geological disaster automatic monitoring device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107014328A (en) * | 2017-05-25 | 2017-08-04 | 北京中船信息科技有限公司 | A kind of surface drag-line force-measuring type geological disaster automatic monitoring device and method |
| CN107014328B (en) * | 2017-05-25 | 2023-09-26 | 北京中船信息科技有限公司 | Surface inhaul cable force measuring type geological disaster automatic monitoring device and method |
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