CN212052682U - Simple automatic alarm device for monitoring water level change and deformation around foundation pit - Google Patents
Simple automatic alarm device for monitoring water level change and deformation around foundation pit Download PDFInfo
- Publication number
- CN212052682U CN212052682U CN202020435435.XU CN202020435435U CN212052682U CN 212052682 U CN212052682 U CN 212052682U CN 202020435435 U CN202020435435 U CN 202020435435U CN 212052682 U CN212052682 U CN 212052682U
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- water level
- foundation pit
- module
- level change
- monitoring
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 238000012544 monitoring process Methods 0.000 title claims abstract description 39
- 238000006243 chemical reaction Methods 0.000 claims abstract description 17
- 230000006698 induction Effects 0.000 claims abstract description 16
- 239000002689 soil Substances 0.000 claims abstract description 16
- 230000002093 peripheral effect Effects 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000011449 brick Substances 0.000 claims description 2
- 238000005553 drilling Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 239000003673 groundwater Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004162 soil erosion Methods 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The utility model relates to a slope monitoring field discloses a simple and easy autoalarm of peripheral water level variation of foundation ditch and deformation monitoring. The foundation pit supporting system comprises a foundation pit supporting system and a foundation pit peripheral slope soil body, wherein the foundation pit supporting system supports the foundation pit peripheral slope soil body, a water level change induction resistor is buried at a monitoring point in the foundation pit peripheral slope soil body, the water level change induction resistor is connected with a first signal wire, the first signal wire is connected into a module box of an electric signal conversion action signal, a pressure strain gauge is arranged at the monitoring point on the foundation pit supporting system, the pressure strain gauge is connected with a second signal wire, the second signal wire is connected into the module box, and the module box is used for controlling an alarm device to work according to a preset alarm value. The utility model discloses simple structure, the manufacturing of being convenient for, safe and reliable alleviates workman intensity of labour, improves work efficiency, guarantees engineering quality, low cost.
Description
Technical Field
The utility model relates to a side slope monitoring field especially relates to a simple and easy automatic alarm device of peripheral water level variation of foundation ditch and deformation monitoring.
Background
The automatic foundation pit water level monitoring instrument and the deformation monitoring device used in the prior art are expensive and require high technical requirements of operators; the operation is complicated, and the monitoring point need be beaten the well or then trompil, and construction cost is high and waste time, has the disturbance to foundation ditch peripheral soil simultaneously.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that when the water level change of monitoring point department and the deformation and the atress of envelope self reachd respective alarm value, can in time control alarm device and report to the police.
The simple automatic alarm device for monitoring the water level change and deformation of the periphery of the foundation pit is adopted for solving the problems and comprises a foundation pit supporting system and a foundation pit periphery slope soil body, wherein the foundation pit supporting system supports the foundation pit periphery slope soil body, a water level change induction resistor is buried at a monitoring point in the foundation pit periphery slope soil body and is connected with a first signal wire, the first signal wire is connected into a module box of an electric signal conversion action signal, a pressure strain gauge is arranged at the monitoring point on the foundation pit supporting system and is connected with a second signal wire, the second signal wire is connected into the module box, and the module box is used for controlling the alarm device to work according to a preset alarm value.
Can know the influence range and the influence degree of precipitation to ground water level around in the hole through water level monitoring, prevent that the outer soil erosion and water loss of hole in the foundation ditch engineering construction, for the safety of guaranteeing foundation ditch support, supporting construction before destroying, often can appear great deformation on the different positions of foundation ditch side direction, or the deformation rate obviously increases, under careful monitoring control, alarm device in time reports to the police and is favorable to taking emergency measures, avoids or alleviates the consequence of destruction at to a great extent.
As the utility model discloses a further improvement, foundation ditch support system is pile anchor support system, and pile anchor support system is including protecting slope stake and anchor rope, and the anchor rope will protect the slope stake anchor on the peripheral slope soil body of foundation ditch, and the corresponding monitoring point department at the ground tackle of anchor rope is arranged to the pressure foil gage. The anchor cable prestress monitoring is facilitated.
As a further improvement, the water level change induction resistor is buried underground at the corresponding monitoring point in the pipe hole made by the drilling hole forming method, and the brick body is laid above the pipe hole for protection. Preventing the influence of surface water.
As a further improvement, the water level variation inductive resistor is buried underground at the corresponding monitoring point in the tube hole where the steel chisel is inserted. Designing a precipitation-free well, namely inserting a hole at the edge of a foundation pit to a height of a controlled water level by using a steel chisel, and placing a water level monitoring strain induction resistor into the hole and the position of the controlled water level elevation of the precipitation well;
in addition, in above-mentioned technical scheme, alarm device includes alarm bell and alarm lamp, and module case controls alarm bell and alarm lamp work according to the alarm value that predetermines. Is favorable for timely alarming.
A foundation pit side slope water level changes frequently and simple and easy autoalarm system of deformation monitoring that uses based on above-mentioned device, including pressure stress foil gage resistance change module and water level change induction resistance change module, pressure stress foil gage resistance change module passes through current change signal connection signal conversion action signal module, and water level change induction resistance change module passes through current change signal connection signal conversion action signal module, and signal conversion action signal module circular telegram connects the alarm lamp module.
When the pressure stress detected by the pressure stress strain gauge resistance change module reaches an alarm value or the water level change detected by the water level change induction resistance change module reaches an alarm value, the alarm lamp can be controlled to alarm in time through the electric signal conversion action signal module.
As a further improvement of the utility model, the electric signal conversion action signal module is connected with the alarm bell module. Further improve the warning effect.
The utility model discloses simple structure, the manufacturing of being convenient for, safe and reliable is favorable to alleviateing workman intensity of labour, improves work efficiency, guarantees engineering quality, low cost.
Drawings
Fig. 1 is a schematic structural view of embodiment 1.
Fig. 2 is a schematic diagram of field use.
Fig. 3 is a schematic diagram of the device.
Reference numerals: 1. an alarm device; 2. a module case; 3. a first signal line; 4. a compressive stress strain gauge; 5. a water level change sensing resistor; 6. a second signal line.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Example 1
As shown in fig. 1-2, a foundation pit supporting system adopted by a foundation pit peripheral slope soil body is a pile-anchor supporting system, the pile-anchor supporting system comprises a slope protection pile and an anchor rope for anchoring the slope protection pile on the foundation pit peripheral slope soil body, a water level change induction resistor 5 is buried at a monitoring point in the foundation pit peripheral slope soil body, the water level change induction resistor 5 is connected into a module box 2 through a first signal wire 3, a pressure stress strain gauge 4 is arranged at the monitoring point of an anchor of the anchor rope, the pressure stress strain gauge 4 is connected into the module box 2 through a second signal wire 6, the module box 2 is connected with an alarm device 1, the alarm device 1 is an alarm lamp, the module box 2 controls the alarm lamp to work according to a preset water level change alarm value, deformation of a support structure and a stressed alarm value, and the module box 2 and the alarm lamp are both installed on a top slope.
The influence range and the influence degree of precipitation to ground water level around in the hole can be known through water level monitoring, prevent that the outer soil erosion and water loss of hole in the foundation ditch engineering construction, for the safety of guaranteeing foundation ditch support, supporting construction before destroying, often can appear great deformation in the different positions of foundation ditch side direction, or the deformation rate obviously increases, under careful monitoring control, is favorable to taking emergency measures, avoids or alleviates the consequence of destruction at to a great extent.
In this embodiment, the junction of the pile-anchor supporting system and the foundation pit slope soil body is further provided with a safety barrier for preventing high-altitude falling, and the safety barrier is fixed on the natural ground of the top of the slope, and a drainage ditch is arranged at a position close to the slope protection pile, close to the water retaining platform of the safety barrier and on the outer edge line of the foundation pit bottom structure. The water retaining platform can prevent the erosion of the runoff of the ground water to the side slope and protect the side slope from being washed away by rainwater.
Example 2
As shown in fig. 3, the simple automatic alarm system for monitoring water level change and deformation around a foundation pit comprises a pressure stress strain gauge resistance change module and a water level change induction resistance change module, wherein the pressure stress strain gauge resistance change module is connected with an electric signal conversion action signal module through a current change signal, the water level change induction resistance change module is connected with the electric signal conversion action signal module through a current change signal, the electric signal conversion action signal module is electrified to be connected with an alarm lamp module, and the electric signal conversion action signal module is electrified to be connected with an alarm bell module.
The electric signal conversion action signal module controls the alarm lamp module and the alarm bell module to work according to the preset water level change alarm value, the preset deformation alarm value and the preset stress alarm value.
The utility model discloses simple structure, convenient operation is convenient for make, and safe and reliable alleviates workman intensity of labour, improves work efficiency, guarantees engineering quality, low cost.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the technical field of the utility model belongs to the prerequisite without departing from the utility model discloses the utility model, can also make a plurality of equal substitution or obvious variant, and performance or usage are the same moreover, all should regard as belonging to within the scope of protection of the utility model.
Claims (7)
1. The utility model provides a simple and easy autoalarm of peripheral water level variation of foundation ditch and deformation monitoring, includes the foundation ditch support system and the peripheral side slope soil body of foundation ditch, the foundation ditch support system enclosure the peripheral side slope soil body of foundation ditch, its characterized in that, water level variation induction resistance (5) have been buried underground to the monitoring point department in the peripheral side slope soil body of foundation ditch, first signal line (3) are connected to water level variation induction resistance (5), first signal line (3) insert in module case (2) of signal of telecommunication conversion action signal, monitoring point department on the foundation ditch support system sets up pressure strain gauge (4), second signal line (6) are connected to pressure strain gauge (4), second signal line (6) access in module case (2), module case (2) are used for controlling alarm device (1) work according to the alarm value that predetermines.
2. The simple automatic alarm device for monitoring water level change and deformation around the foundation pit as claimed in claim 1, wherein the foundation pit supporting system is a pile-anchor supporting system, the pile-anchor supporting system comprises a slope protection pile and an anchor rope, the anchor rope anchors the slope protection pile on the slope soil around the foundation pit, and the pressure strain gauge (4) is arranged at the corresponding monitoring point of the anchor rope.
3. The simple automatic alarm device for monitoring the water level change and the deformation around the foundation pit as claimed in claim 1, wherein the water level change sensing resistor (5) is embedded at a corresponding monitoring point in a pipe hole made by drilling and boring method, and a brick body is built above the pipe hole for protection.
4. The simple automatic alarm device for monitoring water level change and deformation around a foundation pit as claimed in claim 1, wherein the water level change sensing resistor (5) is embedded at a corresponding monitoring point in a pipe hole through which a steel chisel is inserted.
5. The simple automatic alarm device for monitoring the water level change and the deformation around the foundation pit as claimed in claim 1, wherein the alarm device (1) comprises an alarm lamp and an alarm bell, and the module box (2) is used for controlling the alarm bell and the alarm lamp to work according to a preset alarm value.
6. A system for monitoring water level change and deformation around a foundation pit and using a simple automatic alarm device according to any one of claims 1-5, which comprises a compression stress strain gauge resistance change module and a water level change induction resistance change module, wherein the compression stress strain gauge resistance change module is connected with an electric signal conversion action signal module through a current change signal, the water level change induction resistance change module is connected with the electric signal conversion action signal module through a current change signal, and the electric signal conversion action signal module is electrically connected with an alarm lamp module.
7. The system for monitoring the water level change and deformation around the foundation pit according to claim 6, wherein the electric signal conversion action signal module is electrically connected with the alarm bell module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020435435.XU CN212052682U (en) | 2020-03-30 | 2020-03-30 | Simple automatic alarm device for monitoring water level change and deformation around foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020435435.XU CN212052682U (en) | 2020-03-30 | 2020-03-30 | Simple automatic alarm device for monitoring water level change and deformation around foundation pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212052682U true CN212052682U (en) | 2020-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020435435.XU Expired - Fee Related CN212052682U (en) | 2020-03-30 | 2020-03-30 | Simple automatic alarm device for monitoring water level change and deformation around foundation pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212052682U (en) |
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2020
- 2020-03-30 CN CN202020435435.XU patent/CN212052682U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |