CN218952263U - Automatic monitoring and early warning device for deep displacement of side slope rock soil layer - Google Patents
Automatic monitoring and early warning device for deep displacement of side slope rock soil layer Download PDFInfo
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- CN218952263U CN218952263U CN202222286986.6U CN202222286986U CN218952263U CN 218952263 U CN218952263 U CN 218952263U CN 202222286986 U CN202222286986 U CN 202222286986U CN 218952263 U CN218952263 U CN 218952263U
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Abstract
The utility model discloses an automatic monitoring and early warning device for deep displacement of a rock and soil layer of a side slope, which comprises an inclinometer pipe, a connecting pipe, a wire, a displacement measuring assembly, a remote terminal, a data acquisition instrument and a power supply device connected with the data acquisition instrument, wherein each displacement measuring assembly is integrally installed in the inclinometer pipe through the connecting pipe, the upper end of the wire is connected with the data acquisition instrument, the lower end of the wire penetrates into the inclinometer pipe to be connected with a measuring element of the displacement measuring assembly to obtain displacement measuring data and transmit the displacement measuring data to the data acquisition instrument, and the data acquisition instrument transmits the data to the remote terminal. The utility model has high measurement precision, simple installation and adaptation to various environmental conditions, can realize real-time monitoring and early warning of deformation of deep rock and soil layers of the side slope by using the data acquisition instrument and the remote terminal, and the monitored deep displacement data can provide reliable basis for stability analysis and reinforcement protection measure selection of the side slope, and is particularly suitable for deep displacement monitoring during construction process or after construction of the side slope with excavation and high filling.
Description
Technical Field
The utility model belongs to the technology of geotechnical engineering automation monitoring, and particularly relates to an automatic monitoring and early warning device for deep displacement of a side slope rock soil layer.
Background
In the construction process of constructing highways, railways, municipal roads, side mountain buildings and the like, excavation and filling are needed, a large number of excavation and high filling slopes can be formed, and if deformation and damage occur, huge economic loss and possible casualties can be caused. In order to timely control the deformation occurrence trend of the side slope and reduce the collapse and landslide risk in the construction process or after construction, various monitoring methods and devices are present, but most of the monitoring methods and devices have more defects and limitations, which are difficult to popularize in actual engineering projects and are represented by:
the development of automatic monitoring equipment is developed in a multidirectional 'high-rise' direction, equipment is expensive, maintenance cost is high, and popularization is difficult. The measurement accuracy is limited by the number of sensors and the embedding density, so that the number is increased, and the cost is high, therefore, the cost is reduced by adopting a local depth embedding method, and the deformation cannot be identified.
The current most deep displacement monitoring inclinometry unit of ground level adopts solid stainless steel preparation, and the side sets up the guide pulley, and when the inclinometry hole degree of depth exceeded twenty meters, the weight is big, and the installation degree of difficulty is big, and the side pulley damages easily, easily forms the space between pulley and the inclinometer pipe recess, under exogenic action or groundwater level change effect, easily leads to the sensor to swing in the hole and influence measurement accuracy.
According to the method, as the number of sensors increases, a high-capacity storage battery is needed, and the energy consumption is high.
And the inclinometer is not suitable for the inclinometer in a bending state, and is easy to clamp and large in measurement error during installation.
The manual monitoring of the traditional inclinometer is adopted, the systematicness is lacking, the monitoring cannot be implemented under special climatic conditions, the data are few, the measurement error is large, and the slope deformation is difficult to judge.
Disclosure of Invention
The utility model aims to provide an automatic monitoring and early warning device for deep displacement of a side slope rock soil layer, which has the advantages of simple structure, low cost, high measurement precision, simple and convenient installation and adaptation to various environmental conditions, and is used for monitoring deep displacement of a digging or filling side slope.
The aim of the utility model is achieved by the following technical scheme: the utility model provides a slope rock soil layer deep part is automatic monitors early warning device, its characterized in that includes inclinometer, connecting pipe, wire, displacement measurement subassembly, remote terminal, data acquisition appearance, the power supply unit who is connected with the data acquisition appearance, displacement measurement subassembly and connecting pipe are a plurality of, and each displacement measurement subassembly passes through the connecting pipe to be connected into whole and along the axial installation of inclinometer is wherein, the upper end of wire is connected the data acquisition appearance, the lower extreme of wire then penetrates the inclinometer downwards and is connected with each displacement measurement subassembly's measuring element in proper order and obtain displacement measurement data and transmit for the data acquisition appearance, the data acquisition appearance transmits displacement measurement data to remote terminal.
The utility model has the advantages of high measurement precision, simple installation and adaptation to various environmental conditions, and can realize real-time monitoring and early warning of deformation of deep rock and soil layers of the side slope by using the data acquisition instrument and the remote terminal, and the monitored deep displacement data can provide reliable basis for stability analysis and reinforcement protection measure selection of the side slope, so the utility model is especially suitable for deep displacement monitoring during construction process or after construction of the side slope with high earth filling.
As a preferred embodiment of the present utility model, the displacement measuring assembly includes an upper joint, a universal joint, a sensor protection box and a lower joint which are sequentially connected from top to bottom, the upper joint and the lower joint are both pipe bodies, the upper end of the upper joint is connected with a connecting pipe above the upper joint, the lower joint is connected with a connecting pipe below the lower joint, the wire is located between the inclinometer pipe and the connecting pipe, and the wire passes through each sensor protection box and is welded with a sensor as a measuring element therein.
The sensor protection box comprises a box body and a sensor, wherein the sensor is completely sealed by adopting an insulating colloid after welding wires and is filled in the box body tightly, threading holes for the wires to pass through are formed in the top surface and the bottom surface of the box body, T-shaped hollow anchors are arranged on the threading holes, the wires pass through the T-shaped hollow anchors and are screwed by nuts, so that rubber rings arranged between the heads of the nuts and the T-shaped hollow anchors and the upper surface and the lower surface of the threading holes respectively hold the wires tightly, and waterproof glue is filled between the T-shaped hollow anchors and the walls of the threading holes and between the T-shaped hollow anchors and the wires.
As another preferred embodiment of the present utility model, the displacement measuring assembly includes an upper joint, a universal joint, a sensor protection box and a lower joint which are sequentially connected from top to bottom, wherein the upper joint and the lower joint are both pipe bodies, the upper end of the upper joint is connected with a connecting pipe above the upper joint, the lower joint is connected with a connecting pipe below the lower joint, the wire passes through each connecting pipe and the displacement measuring assembly, and the wire is welded with a sensor serving as a measuring element in each sensor protection box.
The universal joint comprises a straight rod ball screw, a joint shaft base and a fixing screw, wherein a rod body of the straight rod ball screw is in threaded connection with an upper joint, a ball of the straight rod ball screw is arranged in an arc-shaped cavity of the joint shaft base and is fixed by the screw by an installation sealing cover, and the joint shaft base is fixed on the top surface of a sensor protection box.
The sensor protection box is characterized in that a pair of guide lugs are arranged on two sides of a box body of the sensor protection box, corresponding guide grooves are vertically formed in the inner wall of the inclinometer pipe, the guide lugs are positioned in the guide grooves and used for orientation, and in addition, a displacement measurement assembly is tightly attached to the inclinometer pipe, so that measurement errors are reduced.
The power supply device is a solar power supply system and comprises a support, a solar panel, a storage battery and a solar controller, wherein the support is fixed on the ground, the solar panel is arranged at the upper end of the support, the data acquisition instrument is arranged on the support, the solar panel is connected with the solar controller, and the solar controller is also connected with the storage battery and the data acquisition instrument respectively. The utility model uses the dual power supply guarantee of solar energy and storage battery, can guarantee the normal operation of the equipment under the continuous raining and no sunshine working condition.
The data acquisition instrument is connected with a remote terminal through a wireless network.
The length of each connecting pipe is equal or the length is 0.2-2.0 meters.
The lead is a multi-core lead with shielding function, and integrates the functions of power supply and data signal transmission.
The utility model can set the length of the connecting pipe to be different from 0.2 to 2.0 meters, and is suitable for monitoring the deep displacement of the inclinometer pipe in a bending state.
Compared with the prior art, the utility model has the following remarkable effects:
the utility model has the advantages of high measurement precision and simple installation, and can realize real-time monitoring and early warning of deformation of deep rock and soil layers of the side slope by using the data acquisition instrument and the remote terminal for data interaction, and the monitored deep displacement data can provide reliable basis for stability analysis and reinforcement protection measure selection of the side slope, so the utility model is especially suitable for deep displacement monitoring during construction process or after construction of the side slope with high fill.
The sensor is arranged in the independent box, and is connected with the connecting pipe through the connector, so that the displacement measuring assembly can be better attached to the inclinometer pipe, the gap is small, and the accuracy is high.
The displacement measuring assembly and the connecting pipe are detachably connected, so that the on-site connection and installation are simple and convenient, and the equipment is convenient to carry.
The utility model is suitable for monitoring the deep displacement of the inclinometer pipe in the vertical state and the bending state, and the threading holes of the sensor and the lead are all waterproof, so that the water pressure of more than 50 meters can be realized, the utility model is suitable for monitoring the deep displacement of the high ground water level slope, and the practicability is strong.
The utility model has simple structure, low cost and convenient use, and is suitable for wide popularization and use.
Drawings
The utility model will now be described in further detail with reference to the drawings and to specific examples.
FIG. 1 is a schematic view showing the overall structure of embodiment 1 of the present utility model;
FIG. 2 is a schematic view showing the structure of a displacement measuring assembly according to embodiment 1 of the present utility model;
FIG. 3 is a schematic view showing a waterproof structure of a wire outlet according to embodiment 1 of the present utility model;
fig. 4 is a schematic cross-sectional view of embodiment 2 of the present utility model.
Detailed Description
Example 1
As shown in figures 1-3, the utility model relates to an automatic monitoring and early warning device for deep displacement of a slope rock soil layer, which comprises an inclinometer 1, a connecting pipe 2, a wire 3, a displacement measuring assembly, a remote terminal 10-5, a data acquisition instrument 10-3 and a power supply device connected with the data acquisition instrument 10-3, wherein the displacement measuring assembly and the connecting pipe 2 are all in a plurality, the displacement measuring assemblies are connected into a whole through the connecting pipe 2 and are arranged in the connecting pipe along the axial direction of the inclinometer 1, the upper end of the wire 3 is connected with the data acquisition instrument 10-3, the lower end of the wire 3 is penetrated into the inclinometer 1 downwards and is sequentially connected with measuring elements of the displacement measuring assemblies to acquire displacement measuring data and transmit the displacement measuring data to the data acquisition instrument 10-3, and the data acquisition instrument 10-3 transmits the displacement measuring data to the remote terminal 10-5 through a wireless network.
The lead 3 for connecting the sensors in series adopts a multi-core lead with shielding function, integrates the functions of power supply and data signal transmission, and can be used for connecting all the sensors in series by only one lead.
In this embodiment, the displacement measurement assembly includes an upper joint 4, a universal joint 5, a sensor protection box 6 and a lower joint 7 which are sequentially connected from top to bottom, the upper joint 4 and the lower joint 7 are all pipe bodies, the upper end of the upper joint 4 is in threaded connection with a connecting pipe 2 above the upper joint, the lower joint 7 is in threaded connection with a connecting pipe 2 below the lower joint, a wire 3 passes through each connecting pipe 2 and the displacement measurement assembly, and the wire 3 is welded with a sensor 11 serving as a measurement element in each sensor protection box 6. The universal joint is a straight rod ball joint shaft, can be suitable for slope deformation monitoring in all directions, and specifically comprises a straight rod ball screw 5-1, a joint shaft base 5-2, a sealing cover 12 and a screw 5-3, wherein a rod body of the straight rod ball screw 5-1 is in threaded connection with an upper joint 4, a ball of the straight rod ball screw 5-1 is installed in an arc-shaped cavity of the joint shaft base 5-2 and is fixed by the screw 5-3 by installing the sealing cover 12, the joint shaft base 5-2 is fixed on the top surface of a sensor protection box 6, namely the joint shaft base 5-2 and a box body of the sensor protection box 6 are machined into a whole, and a rod body of the straight rod ball screw 5-1 and one end of the upper joint are arranged into a flat body shape or are provided with holes, so that the sensor protection box is convenient to twist. The sensor protection box 6, the universal joint 5 and the upper and lower joints are of an integral structure or are combined into a whole after being processed, when the sensor protection box is installed, the sensor 11 after the wire 3 is welded is completely sealed by adopting insulating colloid, an opening is formed in the side edge of the box body, then the sensor 11 is installed in the box body and is filled tightly, and the sealing cover is adopted for sealing. The threading hole of the lead is provided with a waterproof joint.
In the embodiment, the connecting pipe 2 is a hollow aluminum pipe, two ends of the hollow aluminum pipe are in threaded connection with the upper joint and the lower joint, and the aluminum pipe is light in weight and easy to install. In order to reduce the cost, the upper joint, the lower joint, the sensor protection box and the joint shaft base are all made of plastics, the threads are stainless steel threads, the straight rod ball head is made of stainless steel, and the cost is reduced under the condition that the vertical tensile strength is ensured to be enough.
The sensor protection box 6 comprises a box body and a sensor 11, wherein the sensor 11 is completely sealed by adopting an insulating colloid after welding a lead 3 and is filled in the box body tightly, threading holes for the lead 3 to pass through are formed in the top surface and the bottom surface of the box body, T-shaped hollow anchors 9-4 are arranged on the threading holes, the lead 3 passes through the T-shaped hollow anchors 9-4 and is screwed by hemispherical nuts 9-1 and nuts 9-2, so that rubber rings 9-3 arranged between the heads of the nuts 9-2 and the T-shaped hollow anchors 9-4 and the upper surface and the lower surface of the threading holes respectively hold the lead 3 tightly, and waterproof glue 9-5 is filled between the T-shaped hollow anchors 9-4 and the hole walls of the threading holes and between the lead 3 to form a lead outlet waterproof structure 9. The specific installation process is as follows: after the sensor 11 is welded with the lead 3, the lead 3 is fully glued and sealed by insulating glue and is installed in the sensor protection box 6, the lead 3 passes through the T-shaped hollow anchor 9-4, the sealing cover 12 is adopted to seal the edge gap, waterproof glue and four-corner tightening screws are fully coated on the edge gap, waterproof glue 9-5 is filled between the lead 3 and the anchor wall, after the rubber ring 9-3 is sleeved at the upper part, the hemispherical nut 9-1 is adopted to tighten until the rubber ring 9-3 is tightly attached to the lead 3, and the lead 3 is welded with the next section of sensor 11.
A pair of semicircular guide lugs 8 are arranged on two sides of the sensor protection box 6, corresponding guide grooves 1-1 are vertically arranged on the inner wall of the inclinometer pipe 1, and the guide lugs 8 are positioned in the guide grooves 1-1. During installation, the semicircular guide lugs are clamped into the guide grooves of the inclinometer pipes and used for orientation, the whole displacement measurement assembly is tightly attached to the inclinometer pipes, and measurement errors are reduced.
In the embodiment, the power supply device is a solar power supply system and comprises a bracket 10-2, a solar panel 10-1, a storage battery and a solar controller, wherein the solar panel 10-1 is connected with the solar controller, the solar controller is also respectively connected with the storage battery and a data acquisition instrument 10-3, and the upper end of a wire 3 is connected with the data acquisition instrument 10-3. The bracket 10-2 is fixed on a fixed pier 10-4 on the ground, the solar panel 10-1 is arranged at the upper end of the bracket 10-2, and the data acquisition instrument 10-3 is arranged on the bracket 10-2. The solar energy and the storage battery are used for dual power supply guarantee, and the normal operation of the equipment can be ensured under the continuous raining and no-sunshine working condition.
The lead 3 connected with each sensor in series is connected with the data acquisition instrument 10-3, the data acquisition instrument 10-3 is equipment with the functions of automatically acquiring, storing and transmitting data, and the data acquisition instrument is in the prior art, can transmit data through 2G, 3G, 4G and other Internet of things, is in butt joint with a remote terminal, and can set parameters such as data acquisition time, conversion parameters and the like.
When the drilling is carried out, deviation exists or the slope is deformed to displace, and the inclinometer pipe is bent, the length of the connecting rod can be changed, and the inclination measuring pipe can be set to be different from 0.2 meters to 2.0 meters, so that the inclination measuring pipe is suitable for monitoring the deep displacement of the inclinometer pipe in a bending state.
The inclinometer pipe 1 is a pipe body which is formed by a drilling machine and then installed section by section, and gaps between the outside of the pipe and the wall of the pipe are filled with sand or grouting in a backfill manner, so that the gaps are not formed, and the monitoring error is reduced. The monitoring equipment can be installed in a newly installed inclinometer pipe 1, and also can be installed in an inclinometer pipe 1 which is buried in the early stage or an inclinometer pipe 1 which is bent due to deformation of a side slope.
Connecting the connecting pipe 2 with the upper joint 4 and the lower joint 7 section by section on site, clamping the guide lug 8 into the guide groove of the inclinometer pipe 1 according to the direction of the slope, and putting the inclinometer pipe 1 section by section until reaching the bottom of the hole; the orifice of the inclinometer pipe 1 is provided with a hole sealing cover 1-2 and a hole in the middle, the end part of the uppermost connecting pipe 2 is provided with a hole, the hole sealing cover penetrates out and is fixed by a transverse iron rod, or the hole sealing cover and the end part of the connecting pipe 2 are provided with holes, and the holes are connected and fixed by adopting a steel wire rope.
Example 2
As shown in fig. 4, this embodiment is different from embodiment 1 in that: the wire 3 is located between the inclinometer pipe 1 and the connection pipe 2, and the wire 3 passes through each sensor protection box 6 and is welded to a sensor 11 as a measuring element therein.
The embodiments of the present utility model are not limited thereto, and according to the above-described aspects of the present utility model, the present utility model may be modified, replaced or altered in various other ways without departing from the basic technical spirit of the present utility model, all of which fall within the scope of the claims of the present utility model, according to the general technical knowledge and conventional means of the present art.
Claims (8)
1. The utility model provides a slope rock soil layer deep displacement automation monitoring early warning device which characterized in that: the displacement measuring device comprises a plurality of displacement measuring assemblies and a plurality of connecting pipes, wherein the displacement measuring assemblies are connected into a whole through the connecting pipes and are arranged in the displacement measuring assemblies along the axial direction of the inclinometer, the upper end of the wire is connected with the data acquisition device, the lower end of the wire penetrates the inclinometer downwards and is sequentially connected with measuring elements of the displacement measuring assemblies to acquire displacement measuring data and transmit the displacement measuring data to the data acquisition device, and the data acquisition device transmits the displacement measuring data to the remote terminal; the displacement measurement assembly comprises an upper joint, a universal joint, a sensor protection box and a lower joint which are sequentially connected from top to bottom, wherein the upper joint and the lower joint are both pipe bodies, the upper end of the upper joint is connected with a connecting pipe above the upper joint, the lower joint is connected with a connecting pipe below the lower joint, a wire is positioned between the inclinometer pipe and the connecting pipe, and the wire penetrates through each sensor protection box and is welded with a sensor serving as a measurement element; or the displacement measurement assembly comprises an upper joint, a universal joint, a sensor protection box and a lower joint which are sequentially connected from top to bottom, wherein the upper joint and the lower joint are both pipe bodies, the upper end of the upper joint is connected with a connecting pipe above the upper joint, the lower joint is connected with a connecting pipe below the lower joint, a wire penetrates through each connecting pipe and the displacement measurement assembly, and the wire is welded with a sensor serving as a measurement element in each sensor protection box.
2. The slope rock-soil layer deep displacement automatic monitoring and early warning device according to claim 1, wherein: the sensor protection box comprises a box body and a sensor, wherein the sensor is completely sealed by an insulating colloid after welding wires and is filled in the box body tightly, threading holes for the wires to pass through are formed in the top surface and the bottom surface of the box body, T-shaped hollow anchors are arranged on the threading holes, the wires pass through the T-shaped hollow anchors and are screwed up by nuts, so that the heads of the nuts and the T-shaped hollow anchors are respectively tightly held by rubber rings between the heads of the nuts and the upper surface and the lower surface of the threading holes, and waterproof glue is filled between the T-shaped hollow anchors and the walls of the threading holes and between the T-shaped hollow anchors and the wires.
3. The slope rock-soil layer deep displacement automatic monitoring and early warning device according to claim 2, wherein: the universal joint comprises a straight rod ball screw rod, a joint shaft base, a sealing cover and screws, wherein a rod body of the straight rod ball screw rod is in threaded connection with an upper joint, a ball head of the straight rod ball screw rod is arranged in an arc-shaped cavity of the joint shaft base and is fixed by the screws, and the joint shaft base is fixed on the top surface of the sensor protection box.
4. The slope rock-soil layer deep displacement automatic monitoring and early warning device according to claim 3, wherein: the sensor protection box comprises a box body, wherein a pair of guide lugs are arranged on two sides of the box body, corresponding guide grooves are vertically formed in the inner wall of the inclinometer pipe, and the guide lugs are located in the guide grooves.
5. The slope rock-soil layer deep displacement automatic monitoring and early warning device according to claim 4, wherein: the solar energy power supply device comprises a support, a solar panel, a storage battery and a solar controller, wherein the support is fixed on the ground, the solar panel is arranged at the upper end of the support, the data acquisition instrument is arranged on the support, the solar panel is connected with the solar controller, and the solar controller is further connected with the storage battery and the data acquisition instrument respectively.
6. The slope rock-soil layer deep displacement automatic monitoring and early warning device according to claim 5, wherein the device comprises: the data acquisition instrument is connected with the remote terminal through a wireless network.
7. The slope rock-soil layer deep displacement automatic monitoring and early warning device according to claim 6, wherein the device comprises: the length of each connecting pipe is equal or the length is 0.2-2.0 meters.
8. The slope rock-soil layer deep displacement automatic monitoring and early warning device according to claim 7, wherein: the lead is a multi-core lead with shielding function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222286986.6U CN218952263U (en) | 2022-08-29 | 2022-08-29 | Automatic monitoring and early warning device for deep displacement of side slope rock soil layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222286986.6U CN218952263U (en) | 2022-08-29 | 2022-08-29 | Automatic monitoring and early warning device for deep displacement of side slope rock soil layer |
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| CN218952263U true CN218952263U (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222286986.6U Active CN218952263U (en) | 2022-08-29 | 2022-08-29 | Automatic monitoring and early warning device for deep displacement of side slope rock soil layer |
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| CN (1) | CN218952263U (en) |
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- 2022-08-29 CN CN202222286986.6U patent/CN218952263U/en active Active
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