CN117198005A - Landslide hazard early warning equipment based on groundwater osmotic pressure monitoring - Google Patents
Landslide hazard early warning equipment based on groundwater osmotic pressure monitoring Download PDFInfo
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- CN117198005A CN117198005A CN202311340506.2A CN202311340506A CN117198005A CN 117198005 A CN117198005 A CN 117198005A CN 202311340506 A CN202311340506 A CN 202311340506A CN 117198005 A CN117198005 A CN 117198005A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 84
- 230000003204 osmotic effect Effects 0.000 title claims abstract description 18
- 239000003673 groundwater Substances 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 100
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 239000004744 fabric Substances 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 13
- 235000000396 iron Nutrition 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 239000011800 void material Substances 0.000 claims description 8
- 230000001012 protector Effects 0.000 claims description 6
- 238000005253 cladding Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 239000004576 sand Substances 0.000 description 9
- 239000004575 stone Substances 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 7
- 230000008859 change Effects 0.000 description 4
- 239000011435 rock Substances 0.000 description 4
- 229910000278 bentonite Inorganic materials 0.000 description 3
- 239000000440 bentonite Substances 0.000 description 3
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 239000004746 geotextile Substances 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Abstract
The invention belongs to the technical field of landslide early warning, and particularly relates to landslide disaster early warning equipment based on groundwater osmotic pressure monitoring, which comprises four upright posts fixedly embedded on a foundation, wherein the four upright posts form a square, the top ends of the four upright posts are detachably connected with a fixing part, a water pressure information monitoring mechanism penetrates through the center of the fixing part, one end of the water pressure information monitoring mechanism is positioned in a monitoring hole formed in the foundation, the other end of the water pressure information monitoring mechanism is fixedly connected with the ground of the foundation, the top end of the fixing part is fixedly connected with a lightning protection part, the outer side wall of the fixing part is fixedly connected with a diversion part, the lightning protection part is electrically connected with the diversion part, and the water pressure information monitoring mechanism is electrically connected with a monitor. The device can monitor the water pressure in the foundation so as to early warn landslide disasters.
Description
Technical Field
The invention belongs to the technical field of landslide early warning, and particularly relates to landslide hazard early warning equipment based on underground water osmotic pressure monitoring.
Background
Landslide refers to the natural phenomenon that soil or rock mass on a slope is influenced by river scouring, groundwater movement, rainwater soaking, earthquakes, manual slope cutting and other factors, and slides downwards along a certain weak surface or a weak belt integrally or dispersedly under the action of gravity. The moving rock (earth) body is called a displacement body or a sliding body, and the non-moving underlying rock (earth) body is called a sliding bed. Landslide can cause personnel death and property loss.
Therefore, it is necessary to design a landslide hazard early warning device based on groundwater osmotic pressure monitoring to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide landslide hazard early warning equipment based on underground water osmotic pressure monitoring so as to solve the problems, and achieve the purposes of monitoring landslide and avoiding personnel death and property loss.
In order to achieve the above object, the present invention provides the following solutions: landslide disaster early warning equipment based on groundwater osmotic pressure monitoring, including four stands of fixedly inlaying and establishing on the ground, four the square is constituteed to the stand, four the stand top is dismantled jointly and is connected with fixed part, water pressure information monitoring mechanism is worn to be equipped with in the fixed part center, water pressure information monitoring mechanism one end is located in the monitoring hole that the ground was seted up, the water pressure information monitoring mechanism other end with ground fixed connection, fixed part top fixedly connected with lightning protection portion, fixed part lateral wall fixedly connected with water conservancy diversion portion, lightning protection portion with water conservancy diversion portion electric connection, water pressure information monitoring mechanism electric connection has the watch-dog.
Preferably, the water pressure information monitoring mechanism comprises a water pressure monitoring part, the water pressure monitoring part is arranged in the monitoring hole, the water pressure monitoring part is electrically connected with one end of a cable, the other end of the cable penetrates through the center of the fixing part and is electrically connected with a power supply part, the power supply part is fixedly connected with the ground of the foundation, and the water pressure monitoring part is electrically connected with the monitor.
Preferably, the water pressure monitoring part comprises a void water pressure gauge, the void water pressure gauge is electrically connected with the cable, geotechnical cloth is wrapped on the outer side of the void water pressure gauge, a reverse filtering layer is filled between the void water pressure gauge and the geotechnical cloth, the void water pressure gauge is electrically connected with the monitor, and the void water pressure gauge, the reverse filtering layer and the geotechnical cloth are all located in the monitoring holes.
Preferably, the power supply part comprises a fixed seat, the fixed seat is vertically arranged, the bottom end of the fixed seat is fixedly connected with the ground, the top end of the fixed seat is provided with an inclined surface, the inclined surface faces to the direction of sunlight irradiation, the inclined surface is fixedly connected with a photovoltaic plate, and the photovoltaic plate is electrically connected with the cable.
Preferably, the power supply part comprises a mains supply access seat, the mains supply access seat is fixedly connected with the ground of the foundation, the cable is electrically connected with the mains supply access seat, and a protector is arranged on the mains supply access seat.
Preferably, the fixed part comprises a fixed frame, the fixed frame is detachably connected with the top ends of the four upright posts, a cross is fixedly connected inside the fixed frame, a through hole is formed in the center of the cross, the cable movably penetrates through the through hole, the lightning protection part is fixedly connected with the top end of the fixed frame, and the flow guiding part is fixedly connected with the outer side wall of the fixed frame.
Preferably, the lightning protection portion comprises four guide rods, the guide rods are in one-to-one correspondence with the side edges of the fixed frame, the guide rods are obliquely arranged, the bottom ends of the guide rods are fixedly connected with the top ends of the side edges of the fixed frame, the four top ends of the guide rods are mutually close to each other and are fixedly connected with lightning rods together, and the lightning rods are vertically arranged.
Preferably, the guide part comprises four flat irons, the flat irons correspond to the side edges of the fixed frame one by one, the top ends of the flat irons are fixedly connected with the outer side walls of the side edges of the fixed frame, the top ends of the flat irons are electrically connected with the bottom ends of the guide rods, the four bottom ends of the flat irons are electrically connected with guide rings together, and the guide rings are located in the foundation.
Preferably, the monitoring hole bottom is filled with the grit layer, the grit layer top is filled with the sealing layer, the sealing layer top is provided with the obturator, space water pressure gauge, anti-filtering layer, geotechnique cloth all are located in the obturator, the obturator top with the monitoring hole flushes, the cable is located the fixed cover of position lateral wall of monitoring hole drill way is equipped with the protection ring.
Preferably, the top end of the upright post is fixedly connected with a screw rod, the fixing frame is detachably sleeved on the four screw rods, the screw rods are in threaded connection with nuts, and the nuts are in contact with the top end of the fixing frame.
Compared with the prior art, the invention has the following advantages and technical effects:
according to the invention, the water pressure information monitoring mechanism can monitor the water pressure change in the foundation in real time, and whether landslide disaster occurs or not is judged through the water pressure change, so that early warning can be sent out before the disaster occurs, casualties and property loss caused by landslide are reduced, the lightning protection part and the diversion part are combined to act together, the water pressure information monitoring mechanism can be protected against lightning, the service life of equipment is prolonged, and the monitor can record and store information monitored by the water pressure information monitoring mechanism, so that later research is convenient.
Drawings
For a clearer description of an embodiment of the invention or of the solutions of the prior art, the drawings that are needed in the embodiment will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the bottom structure of the present invention;
FIG. 3 is a cross-sectional view of the inside of a test hole according to the present invention.
1, a foundation; 2. a column; 3. a fixed frame; 4. a cross; 5. a void water pressure gauge; 6. a reverse filtration layer; 7. geotextile; 8. a cable; 9. a guard ring; 10. a monitoring hole; 11. a sand layer; 12. a sealing layer; 13. a filler; 14. a through hole; 15. a fixing seat; 16. a photovoltaic panel; 17. a mains supply access seat; 18. a protector; 19. a monitor; 20. a flat iron; 21. a guide ring; 22. a guide rod; 23. a lightning rod; 24. a frustum; 25. a screw; 26. and (3) a nut.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Referring to fig. 1-3, the invention provides landslide hazard early warning equipment based on underground water osmotic pressure monitoring, which comprises four upright posts 2 fixedly embedded on a foundation 1, wherein the four upright posts 2 form a square, the top ends of the four upright posts 2 are detachably connected with a fixing part, a water pressure information monitoring mechanism penetrates through the center of the fixing part, one end of the water pressure information monitoring mechanism is positioned in a monitoring hole 10 formed in the foundation 1, the other end of the water pressure information monitoring mechanism is fixedly connected with the ground of the foundation 1, the top end of the fixing part is fixedly connected with a lightning protection part, the outer side wall of the fixing part is fixedly connected with a flow guiding part, the lightning protection part is electrically connected with the flow guiding part, and the water pressure information monitoring mechanism is electrically connected with a monitor 19.
The water pressure information monitoring mechanism through setting up can carry out real-time supervision to the water pressure variation in the ground, judge whether can take place landslide disaster through the change of water pressure to can send the early warning before the disaster takes place, reduce casualties and loss of property that the landslide brought, lightning protection portion and water conservancy diversion portion combined action of setting can carry out lightning protection to water pressure information monitoring mechanism, the life of extension equipment, the watch-dog 19 of setting can record the information that water pressure information monitoring mechanism monitored and store, make things convenient for later stage research.
Further, the bottom end of the upright post 2 is provided with a frustum 24, the size of the bottom end of the frustum 24 is larger than that of the top end, and the upright post 2 and the frustum 24 can be manufactured by adopting a mode of casting concrete on site.
Further optimizing scheme, water pressure information monitoring mechanism includes water pressure monitoring portion, and water pressure monitoring portion sets up in monitoring hole 10, and water pressure monitoring portion electric connection has cable 8 one end, and the cable 8 other end passes fixed part center electric connection and has power supply unit, power supply unit and ground fixed connection of foundation 1, water pressure monitoring portion and monitor 19 electric connection.
The water pressure detection part is arranged in the monitoring hole 10 and used for monitoring the water pressure change information in the foundation 1 in real time so as to judge whether landslide can occur, and the power supply part supplies power to the water pressure detection part through the cable 8 to ensure that the water pressure detection part works normally.
Further optimizing scheme, water pressure monitoring portion includes space water pressure gauge 5, space water pressure gauge 5 and cable 8 electric connection, and the cladding of space water pressure gauge 5 outside has geotechnique's cloth 7, and it has anti-filtering layer 6 to fill between space water pressure gauge 5 and the geotechnique's cloth 7, space water pressure gauge 5 and monitor 19 electric connection, space water pressure gauge 5, anti-filtering layer 6, geotechnique's cloth 7 all are located monitoring hole 10.
Firstly, using geotextile 7 to wrap a gap water pressure gauge 5, then filling a reverse filtering layer 6 between the gap water pressure gauge 5 and the geotextile 7 to manufacture a column, wherein the diameter of the column is 80-100mm, the height of the column is about 25cm, the reverse filtering layer 6 selects fresh and hard artificial coarse sand rubble (carbonate cannot be used), then immersing the column until the column is saturated with water, then extracting, and measuring, reading and recording by a reader.
Before the use of the gap water pressure gauge 5, firstly, checking, recording the number of an instrument manufacturer after the checking is qualified, taking down the permeable stone, and coating a thin layer of rust-preventive oil on the steel film; measuring and reading the no-load reading and recording the corresponding atmospheric pressure value; soaking the gap water pressure gauge 5 in water for more than 2 hours (if necessary, taking down the permeable stone and putting it in water and reassembling the osmometer in water) to fully saturate the permeable stone and discharging the gas in the permeable stone; the measuring head is wrapped by a clean saturated fine sand sailcloth bag, so that the water inlet of the gap water pressure gauge 5 is ensured to be smooth and the measuring head is continuously immersed in water.
Further optimizing scheme, power supply unit includes fixing base 15, and fixing base 15 vertical setting and bottom and ground 1 ground fixed connection, and fixing base 15 top sets up to the inclined plane, and the inclined plane is towards the direction of sunlight irradiation, inclined plane fixedly connected with photovoltaic board 16, photovoltaic board 16 and cable 8 electric connection.
The photovoltaic panel 16 converts light energy into electric energy and is electrically connected with the cable 8 in the prior art, and the photovoltaic panel 16 is used for supplying power without repeated description, so that the following advantages are achieved: the construction is convenient, and a large number of ditching hack levers are not needed; the construction is safe, and accidents in the construction process are avoided; the power supply system is stable and reliable, and the problem of power supply caused by power grid faults in disaster weather is avoided. The photovoltaic panel 16 can be a 50W-100W solar panel and a 38AH-100AH storage battery, and can be specifically determined according to the field condition.
Further optimizing scheme, the power supply part includes commercial power access seat 17, and commercial power access seat 17 and ground fixed connection of ground 1, cable 8 and commercial power access seat 17 electric connection are provided with protector 18 on the commercial power access seat 17.
The mains supply is used for supplying power to the air-gap water pressure gauge 5, so that the stability of power supply can be ensured, the air-gap water pressure gauge can work normally in overcast days or weak-illumination weather, and the protector 18 can be an antenna feed surge protector.
Further optimizing scheme, fixed part includes fixed frame 3, and fixed frame 3 can be dismantled with the top of four stand 2 and be connected, and fixed frame 3 inside fixedly connected with cross 4, through-hole 14 has been seted up at cross 4 center, and cable 8 activity passes through-hole 14, lightning protection portion and fixed frame 3 top fixed connection, water conservancy diversion portion and fixed frame 3 lateral wall fixed connection.
The cable 8, the lightning protection part and the diversion part are fixed through the fixing frame 3 and the cross 4.
Further optimizing scheme, lightning protection portion includes four guide arms 22, and guide arm 22 and the side one-to-one of fixed frame 3, guide arm 22 slope setting and bottom and fixed frame 3 side top fixed connection, four guide arm 22 tops are close to each other and common fixedly connected with lightning rod 23, and lightning rod 23 is vertical to be set up.
Further optimizing scheme, water conservancy diversion portion includes four band iron 20, band iron 20 and the side one-to-one of fixed frame 3, band iron 20 top and fixed frame 3 side lateral wall fixed connection, band iron 20 top and guide arm 22 bottom electric connection, and four band iron 20 bottom common electric connection have water conservancy diversion ring 21, and water conservancy diversion ring 21 is located ground 1.
Lightning current is led into the guide ring 21 through the lightning rod 23, the guide rod 22 and the flat iron 20 and further flows into the ground, the whole equipment is protected from lightning, and the guide ring 21 is made into a ring shape, so that the dispersion of the lightning current and the balance of internal potential are facilitated.
Further optimizing scheme, monitoring hole 10 bottom is filled with sand stone layer 11, and sand stone layer 11 top is filled with sealing layer 12, and sealing layer 12 top is provided with filling body 13, and space water pressure gauge 5, anti-filtering layer 6, geotechnique's cloth 7 all are located filling body 13, and filling body 13 top flushes with monitoring hole 10, and cable 8 is located the fixed cover of the position lateral wall of monitoring hole 10 drill way and is equipped with protection ring 9.
Slowly lowering the gap water pressure gauge 5 wrapped with the geotechnical cloth 7 and the reverse filtering layer 6 to the bottom of the monitoring hole 10, lifting up by 20cm to enable the gap water pressure gauge 5 to be in a vertical state, fixing a cable 8 at the hole opening position of the monitoring hole 10, wrapping a layer of protection ring 9 outside the cable 8 at the hole opening position to protect the cable, slowly throwing fresh and hard artificial coarse sand and gravels (which cannot be used by carbonate rock) from the periphery of the hole opening to the bottom of the hole, enabling the sand stone layer 11 to reach about 1m above the hole bottom, testing whether the gap water pressure gauge 5 works normally or not through a reader in the throwing process, putting bentonite balls to the hole bottom after the sand stone layer 11 is formed, enabling the closed layer thickness of the bentonite balls to be about 0.5cm, measuring and reading the gap water pressure gauge for 5 degrees after the bentonite balls disintegrate and expand to form a sealing layer 12, throwing sand or clay (pinching balls) from the hole opening to form a filling body 13 to fill the monitoring hole 10.
Further optimizing scheme, stand 2 top fixedly connected with screw rod 25, fixed frame 3 detachable cover is established on four screw rods 25, and screw rod 25 threaded connection has nut 26, and nut 26 and fixed frame 3 top contact.
The fixed frame 3 is convenient to detach through the nut 26 and the screw 25 so as to repair or replace equipment.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The above embodiments are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.
Claims (10)
1. Landslide disaster early warning equipment based on groundwater osmotic pressure monitoring, a serial communication port, including four stand (2) of fixedly inlaying and establishing on ground (1), four stand (2) are constituteed the square, four be connected with fixed part jointly can be dismantled on stand (2) top, the water pressure information monitoring mechanism is worn to be equipped with at the fixed part center, water pressure information monitoring mechanism one end is located in monitoring hole (10) that ground (1) was seted up, the water pressure information monitoring mechanism other end with ground (1) fixed connection, fixed part top fixedly connected with lightning protection portion, fixed part lateral wall fixedly connected with water conservancy diversion portion, lightning protection portion with water conservancy diversion portion electric connection, water pressure information monitoring mechanism electric connection has monitor (19).
2. Landslide hazard warning equipment based on groundwater osmotic pressure monitoring according to claim 1, characterized in that, the water pressure information monitoring mechanism includes water pressure monitoring portion, water pressure monitoring portion sets up in monitoring hole (10), water pressure monitoring portion electric connection has cable (8) one end, cable (8) other end is passed fixed part center electric connection has power supply unit, power supply unit with ground fixed connection of ground (1), water pressure monitoring portion with watch-dog (19) electric connection.
3. Landslide hazard warning equipment based on groundwater osmotic pressure monitoring according to claim 2, characterized in that, water pressure monitoring portion includes space water pressure gauge (5), space water pressure gauge (5) with cable (8) electric connection, space water pressure gauge (5) outside cladding has geotechnique's cloth (7), space water pressure gauge (5) with fill between geotechnique's cloth (7) has anti-filtering layer (6), space water pressure gauge (5) with watch-dog (19) electric connection, space water pressure gauge (5), anti-filtering layer (6), geotechnique's cloth (7) all are located in monitoring hole (10).
4. Landslide disaster early warning device based on groundwater osmotic pressure monitoring according to claim 2, characterized in that, power supply portion includes fixing base (15), fixing base (15) vertical setting and bottom with ground (1) ground fixed connection, fixing base (15) top sets up to the inclined plane, the inclined plane is towards the direction of sunlight irradiation, inclined plane fixedly connected with photovoltaic board (16), photovoltaic board (16) with cable (8) electric connection.
5. Landslide hazard warning device based on groundwater osmotic pressure monitoring according to claim 2, characterized in that the power supply part comprises a mains supply access seat (17), the mains supply access seat (17) is fixedly connected with the ground of the foundation (1), the cable (8) is electrically connected with the mains supply access seat (17), and a protector (18) is arranged on the mains supply access seat (17).
6. The landslide hazard warning device based on groundwater osmotic pressure monitoring according to claim 2, wherein the fixing part comprises a fixing frame (3), the fixing frame (3) is detachably connected with the top ends of four upright posts (2), a cross (4) is fixedly connected inside the fixing frame (3), a through hole (14) is formed in the center of the cross (4), a cable (8) movably penetrates through the through hole (14), the lightning protection part is fixedly connected with the top ends of the fixing frame (3), and the flow guiding part is fixedly connected with the outer side wall of the fixing frame (3).
7. The landslide hazard warning device based on groundwater osmotic pressure monitoring according to claim 6, wherein the lightning protection part comprises four guide rods (22), the guide rods (22) are in one-to-one correspondence with the side edges of the fixed frame (3), the guide rods (22) are obliquely arranged, the bottom ends of the guide rods are fixedly connected with the top ends of the side edges of the fixed frame (3), the top ends of the four guide rods (22) are mutually close to each other and are fixedly connected with lightning rods (23), and the lightning rods (23) are vertically arranged.
8. The landslide hazard warning device based on groundwater osmotic pressure monitoring according to claim 7, wherein the diversion part comprises four flat irons (20), the flat irons (20) are in one-to-one correspondence with the side edges of the fixed frame (3), the top ends of the flat irons (20) are fixedly connected with the outer side walls of the side edges of the fixed frame (3), the top ends of the flat irons (20) are electrically connected with the bottom ends of the guide rods (22), the bottom ends of the four flat irons (20) are electrically connected with diversion rings (21) together, and the diversion rings (21) are located in the foundation (1).
9. A landslide hazard warning device based on groundwater osmotic pressure monitoring according to claim 3, characterized in that, monitoring hole (10) bottom is filled with grit layer (11), grit layer (11) top is filled with sealing layer (12), sealing layer (12) top is provided with filling body (13), void water pressure gauge (5), reverse filtering layer (6), geotechnique's cloth (7) all are located filling body (13), filling body (13) top with monitoring hole (10) flush, cable (8) are located the fixed cover of position lateral wall of monitoring hole (10) drill way is equipped with protection ring (9).
10. The landslide hazard warning device based on groundwater osmotic pressure monitoring according to claim 6, wherein the top end of the upright post (2) is fixedly connected with a screw rod (25), the fixed frame (3) is detachably sleeved on four screw rods (25), the screw rods (25) are in threaded connection with nuts (26), and the nuts (26) are in contact with the top end of the fixed frame (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311340506.2A CN117198005A (en) | 2023-10-17 | 2023-10-17 | Landslide hazard early warning equipment based on groundwater osmotic pressure monitoring |
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| CN202311340506.2A CN117198005A (en) | 2023-10-17 | 2023-10-17 | Landslide hazard early warning equipment based on groundwater osmotic pressure monitoring |
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| US11499852B1 (en) * | 2021-06-11 | 2022-11-15 | China University Of Geosciences (Wuhan) | Device for monitoring underwater surface overflow seepage of landslide and monitoring method |
| CN115928684A (en) * | 2022-12-24 | 2023-04-07 | 中联西北工程设计研究院有限公司 | Device and method for mounting pore water pressure gauge in soft soil layer |
| CN116363835A (en) * | 2023-03-30 | 2023-06-30 | 湖南科技大学 | Geological disaster induced landslide monitoring device |
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