CN207456521U - Contact mud-rock flow monitoring device based on pressure sensor - Google Patents
Contact mud-rock flow monitoring device based on pressure sensor Download PDFInfo
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- CN207456521U CN207456521U CN201721588975.6U CN201721588975U CN207456521U CN 207456521 U CN207456521 U CN 207456521U CN 201721588975 U CN201721588975 U CN 201721588975U CN 207456521 U CN207456521 U CN 207456521U
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- pressure sensor
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- rock flow
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Abstract
The utility model discloses a kind of contact mud-rock flow monitoring devices based on pressure sensor, including at least one support stake being arranged in mud-rock flow raceway groove bottom, monitor station is equipped with above each support stake, pressure sensor is installed, the pressure sensor is connected with monitoring system communication on the monitor station.Contact mud-rock flow monitoring device described in the utility model contacts directly during mud-rock flow movement with debris flow body, and carries out contact judgement, and this mode so that monitoring method more directly effectively, can be to avoid failing to report；It is monitored using pressure sensor, has the advantages that be subjected to that mud-rock-flow-impact ability is strong, sensing element is adaptable, performance is stablized, reliable and stable data message can be provided；Apparatus structure is simple, of low cost, easy to transportation and installation, later maintenance is convenient, can adapt to complex environment condition, suitable in the disaster area extensive use of Debris Flow.
Description
Technical field
The utility model is related to a kind of monitoring device, particularly a kind of contact mud-rock flow monitoring based on pressure sensor
Device.
Background technology
Mud-rock flow is to be distributed widely in China mountain area, one of extremely strong mountain natural disaster of destructive power, to people's life wealth
It produces safety, national strategy passage, mountain area economy development etc. and all forms greatly threat.It lives in earthquake, extreme climate, human engineering
Under the influence of the factors such as dynamic, mud-stone flow disaster occurrence frequency, harmfulness are increasingly severe.The work of preventing and reducing natural disasters of mud-rock flow, can
It is divided into engineering measure and non-engineering measure, debris flow monitoring pre-warning technology is the important non-engineering measure of debris flow.Effectively
Ground uses mud-rock flow monitoring technology, can achieve the purpose that realize mud-rock flow disaster reduction and prevention under the conditions of limited financial resource and material resource.
Utility model content
The goal of the invention of the utility model is：In view of the problems of the existing technology, provide a kind of based on pressure sensing
The contact mud-rock flow monitoring device of device, the monitoring device can realize the real-time survey to mud-rock flow flow depth, flow velocity and flow
Amount.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of contact mud-rock flow monitoring device based on pressure sensor, including being arranged in mud-rock flow raceway groove bottom
At least one support stake is equipped with monitor station above each support stake, is equipped with pressure sensor on the monitor station, institute
Pressure sensor is stated to be connected with monitoring system communication.
The operation principle of contact mud-rock flow monitoring device described in the utility model is：It is straight with mud-rock flow by monitor station
It connects and is in contact, under the Fluid pressure for being subject to mud-rock flow, the pressure sensor installed on monitor station receives pressure signal, concurrently
Monitoring system is given, after monitoring system is by analyzing and processing signal, the delivering early warning for reaching predetermined threshold is believed
Number, to achieve the purpose that early warning.
Contact mud-rock flow monitoring device described in the utility model occurs during mud-rock flow movement with debris flow body
It contacts directly, and carries out contact judgement, this mode so that monitoring method more directly effectively, can be to avoid failing to report；Using pressure
Force snesor is monitored, and has the advantages that be subjected to that mud-rock-flow-impact ability is strong, sensing element is adaptable, performance is stablized, energy
Reliable and stable data message is provided；Apparatus structure is simple, of low cost, easy to transportation and installation, later maintenance is convenient, Neng Goushi
Complex environment condition is answered, suitable in the disaster area extensive use of Debris Flow.
As the preferred embodiment of the utility model, the pressure sensor is piezoresistive transducer.Piezoresistive transducer is
The sensor made of the piezoresistive effect of single crystal silicon material and integrated circuit technique.Single crystal silicon material after the effect of power is subject to,
Resistivity changes, and the electric signal output of the representative pressure according to associated calibration is just can obtain by measuring circuit.Pressure resistance type
Sensor for pressure, pulling force, pressure differential and can be changed into power other physical quantitys (such as liquid level, acceleration, weight, strain,
Flow etc.) measurement and control.Above-mentioned contact mud-rock flow monitoring device can also select installation according to the needs of measurement target
Different types of pressure sensor.
As the preferred embodiment of the utility model, the monitoring system includes data acquisition module, data transmission module, number
According to analysis and memory module and power module, the data acquisition module passes through data transmission module and data analysis and storage mould
Block is connected, and the data acquisition module, data transmission module, data analysis are connected with memory module with power module.
As the preferred embodiment of the utility model, the monitoring system further includes the alert in the form of sound or light
Alarm module.
As the preferred embodiment of the utility model, the monitor station is poured by armored concrete to be formed.
As the preferred embodiment of the utility model, the pressure sensor is vertically mounted on the table top of the monitor station,
Measured pressure value can convert to obtain mud-rock flow fluid depth value.
As the preferred embodiment of the utility model, including at least two monitor stations, pacify on each monitor station
Equipped with pressure sensor, each pressure sensor is connected with monitoring system communication.
As the preferred embodiment of the utility model, including four support stakes and corresponding four monitor stations, each
Pressure sensor is mounted on the monitor station, each pressure sensor is connected with monitoring system communication, and four
According to a determining deviation, the four main national highways in China in mud-rock flow raceway groove bottom arrange the monitor station, can be with easy to implement to mud-rock flow stream
The quick measurement of speed, flow and depth improves measurement accuracy.
As the preferred embodiment of the utility model, the support stake is fixed at mud-rock flow raceway groove bottom basement rock, to ensure
Its firm installation.
As the preferred embodiment of the utility model, the support stake is miniature steel pipe pile, and strong shock resistance connects jail
Gu.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are：
(1) contact mud-rock flow monitoring device described in the utility model is sent out during mud-rock flow movement with debris flow body
Life contacts directly, and carries out contact judgement, and this mode causes monitoring method more directly effectively, can be to avoid failing to report；
(2) be monitored using pressure sensor, have be subjected to mud-rock-flow-impact ability is strong, sensing element is adaptable,
The advantages of performance is stablized, can provide reliable and stable data message；
(3) pressure sensor is vertically mounted on the table top of the monitor station, and measured pressure value can convert
Obtain mud-rock flow fluid depth value；
According to a determining deviation, the four main national highways in China in mud-rock flow raceway groove bottom arrange (4) four monitor stations, can be easy
It realizes the quick measurement to debris flow velocity, flow and depth, improves measurement accuracy；
(5) apparatus structure is simple, of low cost, easy to transportation and installation, later maintenance is convenient, can adapt to complex environment
Condition, suitable in the disaster area extensive use of Debris Flow.
Description of the drawings
Fig. 1 is the structural representation of the contact mud-rock flow monitoring device described in the utility model based on pressure sensor
Figure.
Fig. 2 is the installation signal of the contact mud-rock flow monitoring device described in the utility model based on pressure sensor
Figure.
Fig. 3 is the schematic diagram of monitoring system described in the utility model.
It is marked in figure：1- monitor stations, 2- monitoring systems, 21- data acquisition modules, 22- data transmission modules, 23- data
Analysis and memory module, 24- power modules, 3- pressure sensors, 4- support stakes.
Specific embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining this
Utility model is not used to limit the utility model.
As shown in Figure 1-Figure 3, the contact mud-rock flow monitoring device based on pressure sensor, including being fixed on debris flow gully
Four support stakes 4 at road bottom basement rock, support stake 4 are miniature steel pipe pile, and four support stakes 4 are according to a determining deviation in mud
Four main national highways in China arrange in rock glacier raceway groove bottom, are equipped with monitor station 1 above each support stake 4, each monitor station 1
Table top on be vertically installed with pressure sensor 3, each pressure sensor 3 is connected with the monitoring communication of system 2.
The monitoring system 2 include data acquisition module 21, data transmission module 22, data analysis and memory module 23 and
Power module 24, the data acquisition module 21 are connected by data transmission module 22 and data analysis with memory module 23,
The data acquisition module 21, data transmission module 22, data analysis are connected with memory module 23 with power module 24.Institute
State the alarm module that monitoring system further includes the alert in the form of sound or light.The data acquisition module 21 includes passing
Sensor module and data collecting instrument；The data analysis includes data analysis storage system with memory module 23, and is passed with data
Defeated module 22 is connected.
The monitor station 1 is poured by armored concrete to be formed, the pressure sensor 3 be piezoresistive transducer, pressure resistance type
Sensor is the sensor made of the piezoresistive effect of single crystal silicon material and integrated circuit technique.Single crystal silicon material is being subject to power
After effect, resistivity changes, and the electric signal output of the representative pressure according to associated calibration is just can obtain by measuring circuit.
Piezoresistive transducer is for pressure, pulling force, pressure differential and other physical quantitys (such as liquid level, acceleration, again that can be changed into power
Amount, strain, flow etc.) measurement and control.Above-mentioned contact mud-rock flow monitoring device can also be according to the needs of measurement target
Different types of pressure sensor is installed in selection.
The operation principle of contact mud-rock flow monitoring device described in the utility model is：Pass through monitor station 1 and mud-rock flow
Directly it is in contact, under the Fluid pressure for being subject to mud-rock flow, the pressure sensor 3 installed on monitor station 1 receives pressure signal,
And monitoring system 2 is sent to, after monitoring system 2 is by analyzing and processing signal, to reaching the delivering of predetermined threshold
Pre-warning signal, to achieve the purpose that early warning.
Wherein, according to a determining deviation, the four main national highways in China in mud-rock flow raceway groove bottom arrange four monitor stations, Ke Yirong
Easily realize the quick measurement to debris flow velocity, flow and depth：
The calculation formula of mud-rock flow depth is：
The calculation formula of debris flow velocity is：
The calculation formula of debris flow and landslips is：
In formula, hiIt is the depth value measured by a monitor station, piIt is the pressure value of pressure sensor one-shot measurement, ρ is mud
Rock glacier density value, g are acceleration of gravity,It is the average depth value of debris flow body, n is the number for participating in the monitor station calculated, Δ
T is the time interval that two neighboring monitor station measures signal, and Δ 1 is the center spacing of adjacent monitor station,It is mean flow rate,It is the mean breadth for the mud-rock flow raceway groove that monitor station is measured,It is the average discharge of mud-rock flow.
Contact mud-rock flow monitoring device described in the utility model occurs during mud-rock flow movement with debris flow body
It contacts directly, and carries out contact judgement, this mode so that monitoring method more directly effectively, can be to avoid failing to report；
It is monitored using pressure sensor, with being subjected to, mud-rock-flow-impact ability is strong, sensing element is adaptable, performance
The advantages of stablizing, can provide reliable and stable data message；
The pressure sensor is vertically mounted on the table top of the monitor station, and measured pressure value can convert to obtain
Mud-rock flow fluid depth value；
According to a determining deviation, the four main national highways in China in mud-rock flow raceway groove bottom arrange four monitor stations, can be easy to implement
Quick measurement to debris flow velocity, flow and depth improves measurement accuracy；
Apparatus structure is simple, of low cost, easy to transportation and installation, later maintenance is convenient, can adapt to complex environment item
Part, suitable in the disaster area extensive use of Debris Flow.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. the contact mud-rock flow monitoring device based on pressure sensor, which is characterized in that including being arranged on mud-rock flow raceway groove bottom
At least one support stake (4) in bed is equipped with monitor station (1), on the monitor station (1) in each described support above stake (4)
Pressure sensor (3) is installed, the pressure sensor (3) communicates with monitoring system (2) and connects.
2. the contact mud-rock flow monitoring device according to claim 1 based on pressure sensor, which is characterized in that described
Pressure sensor (3) is piezoresistive transducer.
3. the contact mud-rock flow monitoring device according to claim 1 based on pressure sensor, which is characterized in that described
Monitoring system (2) includes data acquisition module (21), data transmission module (22), data analysis and memory module (23) and power supply
Module (24), the data acquisition module (21) are connected by data transmission module (22) and data analysis with memory module (23)
It connects, the data acquisition module (21), data transmission module (22), data analysis and memory module (23) are and power module
(24) it is connected.
4. the contact mud-rock flow monitoring device according to claim 3 based on pressure sensor, which is characterized in that described
Monitoring system (2) further includes the alarm module of the alert in the form of sound or light.
5. the contact mud-rock flow monitoring device according to claim 1 based on pressure sensor, which is characterized in that described
Monitor station (1) is poured by armored concrete to be formed.
6. the contact mud-rock flow monitoring device according to claim 1 based on pressure sensor, which is characterized in that described
Pressure sensor (3) is vertically mounted on the table top of the monitor station (1).
7. the contact mud-rock flow monitoring device according to claim 1 based on pressure sensor, which is characterized in that including
At least two monitor stations (1) are each mounted on pressure sensor (3) on the monitor station (1), and each pressure passes
Sensor (3) is communicated with monitoring system (2) and connected.
8. the contact mud-rock flow monitoring device according to claim 1 based on pressure sensor, which is characterized in that including
Four support stakes (4) and corresponding four monitor stations (1) are each mounted on pressure sensing on the monitor station (1)
Device (3), each pressure sensor (3) communicates with monitoring system (2) to be connected, and four monitor stations (1) are according to one
Determining deviation four main national highways in China in mud-rock flow raceway groove bottom arrange.
9. according to any contact mud-rock flow monitoring devices based on pressure sensor of claim 1-8, feature exists
In the support stake (4) is fixed at mud-rock flow raceway groove bottom basement rock.
10. according to any contact mud-rock flow monitoring devices based on pressure sensor of claim 1-8, feature exists
In the support stake (4) is miniature steel pipe pile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721588975.6U CN207456521U (en) | 2017-11-23 | 2017-11-23 | Contact mud-rock flow monitoring device based on pressure sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721588975.6U CN207456521U (en) | 2017-11-23 | 2017-11-23 | Contact mud-rock flow monitoring device based on pressure sensor |
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| Publication Number | Publication Date |
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| CN207456521U true CN207456521U (en) | 2018-06-05 |
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ID=62278329
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117870744A (en) * | 2024-03-12 | 2024-04-12 | 成都理工大学 | Monitoring device and method for realizing inversion of mud-rock flow dynamic parameters |
-
2017
- 2017-11-23 CN CN201721588975.6U patent/CN207456521U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117870744A (en) * | 2024-03-12 | 2024-04-12 | 成都理工大学 | Monitoring device and method for realizing inversion of mud-rock flow dynamic parameters |
| CN117870744B (en) * | 2024-03-12 | 2024-05-28 | 成都理工大学 | Method for realizing inversion of mud-rock flow dynamic parameters |
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