CN217213905U - Slope monitoring and early warning system - Google Patents

Abstract

The utility model provides a side slope monitoring and early warning system, include: the detection components penetrate into different positions in the side slope at intervals; the detection assembly comprises an anchor rod and a plurality of optical fiber sensors, wherein the optical fiber sensors are distributed on the outer surface of the anchor rod along the axial direction of the anchor rod; the monitoring part is electrically connected with the optical fiber sensor to receive data detected by the optical fiber sensor; the photovoltaic module, photovoltaic module and monitoring portion electricity are connected for monitoring portion power supply. By adopting the scheme, the optical fiber sensor is arranged for data transmission, and the influence on the slope monitoring and early warning system due to electromagnetic interference is avoided because of better electromagnetic interference resistance; set up photovoltaic module, can last the power supply for monitoring portion to the long-term monitoring to the side slope has been realized. By the scheme, the slope can be monitored in real time, automatically and for a long time, and better electromagnetic interference resistance is achieved.

Description

Slope monitoring and early warning system

Technical Field

The utility model relates to a highway technical field particularly, relates to a side slope monitoring and early warning system.

Background

With the high-speed development of infrastructure construction, the highway traffic industry has achieved huge achievements, highway slopes are important components of a highway, instability of the highway slopes can directly affect the traffic and service life of the highway, and therefore monitoring of the highway slopes is particularly important.

In the prior art, for monitoring and analyzing slope stability, a simple device is usually manufactured to monitor slope displacement, or monitoring is performed through a Global Positioning System (GPS) and remote sensing images. However, the existing technical scheme has the problems of poor anti-interference performance, discontinuous observation, complex manual monitoring and the like, and the existing slope monitoring can be influenced to a certain extent due to vehicle passing on a highway.

SUMMERY OF THE UTILITY MODEL

The utility model provides a side slope monitoring and early warning system to solve the problem that side slope monitoring and early warning system anti-electromagnetic interference is poor among the prior art, artifical monitoring is complicated.

In order to solve the problem, the utility model provides a side slope monitoring and early warning system, include: the detection components penetrate into different positions in the side slope at intervals; the detection assembly comprises an anchor rod and a plurality of optical fiber sensors, wherein the optical fiber sensors are distributed on the outer surface of the anchor rod along the axial direction of the anchor rod; the monitoring part is electrically connected with the optical fiber sensor to receive data detected by the optical fiber sensor; the photovoltaic module, photovoltaic module and monitoring portion electricity are connected for monitoring portion power supply.

Further, a plurality of optical fiber sensors in the detection assembly are glued on the anchor rod in a series connection mode.

Further, a plurality of detecting element are the multirow multiseriate and arrange in the side slope.

Further, the stock is including the conical head, the body of rod and the pole cap that connect gradually, and a plurality of optical fiber sensor all are connected with the body of rod, and a plurality of optical fiber sensor distribute along the axial of the body of rod.

Further, the detection component further comprises a protective sleeve, and the anchor rod and the optical fiber sensors are wrapped by the protective sleeve.

Further, the monitoring section includes: the optical fiber demodulation equipment is connected with the optical fiber sensor through an optical cable so as to demodulate data transmitted by the optical fiber sensor; the information storage device is electrically connected with the optical fiber demodulation device to store data; the alarm device is electrically connected with the optical fiber demodulation device to send alarm information; the photovoltaic module supplies power to the optical fiber demodulation equipment, the information storage equipment and the alarm equipment.

Further, monitoring portion still including setting up the monitoring box in the side slope outside, optic fibre demodulation equipment, information storage equipment and alarm device all set up in the monitoring box, and photovoltaic module sets up the top at the monitoring box.

Furthermore, the slope monitoring and early warning system further comprises a fixed rod, one end of the fixed rod is connected with the monitoring box, the other end of the fixed rod is connected with the slope, and the optical cable penetrates through the fixed rod.

Further, the optical fiber sensor is a fiber grating or a distributed optical fiber sensor.

Further, the photovoltaic module includes a solar panel.

Use the technical scheme of the utility model, a side slope monitoring and early warning system is provided, include: the detection components penetrate into different positions in the side slope at intervals; the detection assembly comprises an anchor rod and a plurality of optical fiber sensors, wherein the optical fiber sensors are distributed on the outer surface of the anchor rod along the axial direction of the anchor rod; the monitoring part is electrically connected with the optical fiber sensor to receive data detected by the optical fiber sensor; the photovoltaic module, photovoltaic module and monitoring portion electricity are connected for monitoring portion power supply. Adopt this scheme, penetrate the different positions in the side slope with a plurality of detection component intervals, a plurality of optical fiber sensor along the axial setting of stock at the surface of stock, and monitoring portion and optical fiber sensor electricity are connected, and the data that detect through a plurality of optical fiber sensor like this can in time transmit monitoring portion, and monitoring portion handles received data afterwards to judge whether the side slope is stable. The optical fiber sensor is arranged for data transmission, and the better electromagnetic interference resistance is achieved, so that the influence on the slope monitoring and early warning system caused by electromagnetic interference is avoided; set up photovoltaic module, can last the power supply for monitoring portion to long-term monitoring to the side slope has been realized, and energy-concerving and environment-protective. By the scheme, the slope can be monitored in real time, automatically and for a long time, and better electromagnetic interference resistance is achieved.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic diagram of a slope monitoring and early warning system provided by an embodiment of the present invention;

FIG. 2 is a schematic view showing the construction of the monitoring part and the fixing lever of FIG. 1;

fig. 3 shows a schematic structural diagram of the detection assembly in fig. 1.

Wherein the figures include the following reference numerals:

10. a detection component; 11. an anchor rod; 111. a conical head; 112. a rod body; 113. a rod cap; 12. an optical fiber sensor; 13. a protective sleeve;

20. a monitoring section; 21. an optical fiber demodulation device; 22. an information storage device; 23. an alarm device; 24. a monitoring box; 25. an optical cable;

30. a photovoltaic module;

40. fixing the rod;

50. and (6) slope forming.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the embodiment of the utility model provides a side slope monitoring and early warning system, include: a plurality of detection components 10, wherein the detection components 10 penetrate into different positions in the slope 50 at intervals; the detection assembly 10 comprises an anchor rod 11 and a plurality of optical fiber sensors 12, wherein the optical fiber sensors 12 are distributed on the outer surface of the anchor rod 11 along the axial direction of the anchor rod 11; the monitoring part 20, the monitoring part 20 is electrically connected with the optical fiber sensor 12 to receive the data detected by the optical fiber sensor 12; the photovoltaic module 30, the photovoltaic module 30 and the monitoring part 20 are electrically connected to supply power to the monitoring part 20.

Adopt this scheme, penetrate the different positions in the side slope 50 with a plurality of detection component 10 intervals, a plurality of optical fiber sensor 12 set up the surface at stock 11 along the axial of stock 11, and monitoring portion 20 and optical fiber sensor 12 electricity are connected, and the data that detect through a plurality of optical fiber sensor 12 like this can in time be transmitted to monitoring portion 20, and monitoring portion 20 handles received data afterwards to judge whether side slope 50 is stable. The optical fiber sensor 12 is arranged for data transmission, and the better electromagnetic interference resistance is achieved, so that the influence on the slope monitoring and early warning system caused by electromagnetic interference is avoided; the photovoltaic module 30 is arranged, power can be continuously supplied to the monitoring part 20, so that long-term monitoring of the side slope 50 is achieved, and the photovoltaic module is energy-saving and environment-friendly. By utilizing the scheme, the slope 50 can be monitored in real time, automatically and for a long time, and the anti-electromagnetic interference performance is good.

Specifically, the optical fiber sensor 12 is a bare optical fiber that is not encapsulated, which improves the sensitivity of the optical fiber sensor 12, so that the detected data is more accurate.

Wherein, a plurality of optical fiber sensors 12 in the detection assembly 10 are glued on the anchor rod 11 in a serial mode. Splice a plurality of optical fiber sensor 12 on stock 11 with the mode of establishing ties, when guaranteeing the multiple spot location detection, can in time transmit data for monitoring portion again, simultaneously, compare the data that a plurality of position detected for the testing result is more accurate. Wherein, fix a plurality of optical fiber sensor 12 on stock 11 through the mode of gluing, convenient, swift.

Specifically, a plurality of inspection assemblies 10 are arranged in a plurality of rows and columns within slope 50. By adopting the arrangement mode, multi-point position detection can be carried out, and the monitoring range of the slope monitoring and early warning system is improved.

In this embodiment, the anchor rod 11 includes a conical head 111, a rod body 112 and a rod cap 113 connected in sequence, the plurality of optical fiber sensors 12 are connected to the rod body 112, and the plurality of optical fiber sensors 12 are distributed along the axial direction of the rod body 112. The conical head 111 is arranged, so that the anchor rod can conveniently penetrate into the side slope; the plurality of optical fiber sensors 12 are connected with the rod body 112, and the plurality of optical fiber sensors 12 are distributed along the axial direction of the rod body 112, so that the optical fiber sensors 12 can be stably and reliably connected, and the detection range can be enlarged.

Specifically, the anchor rods 11 are made of steel bars. The structural strength of the anchor rod 11 is ensured.

As shown in fig. 3, the detection assembly 10 further includes a protective sheath 13, the protective sheath 13 enclosing the anchor rod 11 and the plurality of fiber optic sensors 12. Live 11 and a plurality of optical fiber sensor 12 parcel of stock through setting up lag 13, can enough play the cushioning effect to the stock, have dampproofing effect again. Specifically, the protective cover 13 is a rubber cover.

Optionally, before assembling, the anchor rod 11 needs to be polished and ground to make the surface of the anchor rod 11 smooth and flat so as to ensure sufficient contact with the optical fiber sensor 12.

Specifically, the monitoring section 20 includes: the optical fiber demodulation device 21, the optical fiber demodulation device 21 is connected with the optical fiber sensor 12 through an optical cable 25 to demodulate the data transmitted by the optical fiber sensor 12; the information storage device 22, the information storage device 22 and the optical fiber demodulation device 21 are electrically connected to store data; the alarm device 23, the alarm device 23 and the optical fiber demodulation device 21 are electrically connected to send alarm information; the photovoltaic module 30 supplies power to the optical fiber demodulation device 21, the information storage device 22 and the alarm device 23. By adopting the above arrangement mode, the data detected by the optical fiber sensor 12 is transmitted to the optical fiber demodulation device 21 through the optical cable 25, the optical fiber demodulation device 21 demodulates the detected data, and then transmits the demodulated data to the information storage device 22 and the alarm device 23, the information storage device 22 is used for storing the data, and the alarm device 23 is used for sending out alarm information. In the present embodiment, the photovoltaic module 30 can supply power to the optical fiber demodulation device 21, the information storage device 22 and the alarm device 23, so as to realize long-term monitoring of the slope 50.

Specifically, the wand cap 113 is hemispherical to prevent abrasion to the optical cable 25.

Wherein, monitoring portion 20 still includes the monitoring box 24 of setting in the outside of side slope 50, and optic fibre demodulation equipment 21, information storage equipment 22 and alarm device 23 all set up in monitoring box 24, and photovoltaic module 30 sets up the top at monitoring box 24. The monitoring box 24 is arranged, so that the optical fiber demodulation equipment 21, the information storage equipment 22 and the alarm equipment 23 can be protected; photovoltaic module 30 is disposed on top of monitoring box 24 to facilitate charging of photovoltaic module 30.

Further, the slope 50 monitoring and early warning system further comprises a fixing rod 40, one end of the fixing rod 40 is connected with the monitoring box 24, the other end of the fixing rod 40 is connected with the slope 50, and the optical cable 25 penetrates through the fixing rod 40. The fixing rod 40 is arranged, so that the monitoring box 24 can be fixed, the optical cable 25 can conveniently penetrate through the fixing rod 40, and the optical cable 25 is protected.

Specifically, the bottom of the monitoring box 24 has an opening, and the optical cable 25 passes through the fixing rod 40 and enters the monitoring box 24 through the opening to be connected with the optical fiber demodulating equipment 21.

Specifically, the monitoring box 24 has corrosion resistance, water resistance, moisture resistance, and magnetic field interference resistance.

In particular, the fiber optic sensor 12 is a fiber grating or distributed fiber optic sensor. The optical fiber sensor 12 is set as a fiber grating or a distributed optical fiber sensor, both of which have good electromagnetic interference resistance.

In the present embodiment, the photovoltaic module 30 includes a solar panel. The solar panel is adopted, power can be continuously supplied to the optical fiber demodulation equipment 21, the information storage equipment 22 and the alarm equipment 23, and the solar panel is safe, reliable and noiseless.

Optionally, the monitoring box includes the box, the support column, first swash plate and second swash plate, the box has the inner chamber, optical fiber demodulation equipment 21, information storage equipment 22 and alarm device 23 all set up including the inner chamber, the one end of box and the one end of support column are connected, the other end and the dead lever of box are connected, the one end of first swash plate and the other end of support column are connected, the other end of first swash plate and the border of box are connected, the one end of second swash plate and the other end of support column are connected, the other end of second swash plate and the border of box are connected.

Optionally, the solar cell panel is disposed on the first sloping plate and the second sloping plate.

The specific application of the scheme is as follows:

at first to stock 11 use polisher polishing, then polish with abrasive paper, make stock 11 level and smooth surface, dip in alcohol with optical paper and clean the department of polishing totally, avoid the dust, the pollution of greasy dirt to the surface, optical fiber sensor 12 is arranged along the stock 11 direction of meeting an emergency axial that awaits measuring, adopt glue with optical fiber sensor 12 closely fix on stock 11, scribble epoxy in 11 surface layering of stock, the minimize leads to the stock 11 surface to scribble glue too much and cause the influence to stock 11 atress because of epoxy flows. For buffering and moisture-proof of the optical fiber sensor 12, a protective cover 13 is adhered to the surface of the epoxy resin. And then, penetrating the plurality of groups of processed detection assemblies 10 into a side slope 50, arranging anchor rods 11 on potential slip planes, inserting the anchor rods 11 into holes drilled in advance, pouring cement mortar into the holes by using high pressure, installing fixing rods 40 on stable bedrocks of the side slope 50 after the cement mortar is basically solidified and shaped, fixing the optical fiber demodulation equipment 21, the information storage equipment 22 and the alarm equipment 23 in a monitoring box 24, and continuously providing power for the equipment by using a solar panel above the monitoring box 24. After the construction is completed, the monitoring of the side slope 50 can be started. When the anchor rod 11 is deformed by external force, a signal is transmitted to the optical fiber demodulation device 21 through the optical cable 25, the optical fiber demodulation device 21 converts received data into strain information, the strain information is transmitted to the information storage device 22 to be stored, meanwhile, the strain information is transmitted to the alarm device 23, when the strain of the anchor rod 11 is too large, the slope 50 is likely to generate large displacement, danger is likely to occur, and the alarm device 23 gives an alarm.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the directions or positional relationships indicated by the directional terms such as "front, back, upper, lower, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc. are usually based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, and in the case of not making a contrary explanation, these directional terms do not indicate and imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore, should not be construed as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

Claims (10)

1. The utility model provides a side slope monitoring and early warning system which characterized in that includes:

a plurality of detection assemblies (10), wherein the detection assemblies (10) penetrate into different positions in the side slope (50) at intervals;

the detection assembly (10) comprises an anchor rod (11) and a plurality of optical fiber sensors (12), wherein the optical fiber sensors (12) are distributed on the outer surface of the anchor rod (11) along the axial direction of the anchor rod (11);

a monitoring section (20), the monitoring section (20) being electrically connected with the optical fiber sensor (12) to receive data detected by the optical fiber sensor (12);

a photovoltaic module (30), the photovoltaic module (30) and the monitoring portion (20) being electrically connected to supply power to the monitoring portion (20).

2. A slope monitoring and pre-warning system according to claim 1, characterised in that a plurality of the fibre optic sensors (12) in the detection assembly (10) are glued in series to the anchor rod (11).

3. A slope monitoring and pre-warning system according to claim 1, wherein a plurality of the detection assemblies (10) are arranged in a plurality of rows and columns within the slope (50).

4. A slope monitoring and pre-warning system according to claim 1, wherein the anchor rod (11) comprises a conical head (111), a rod body (112) and a rod cap (113) which are connected in sequence, a plurality of optical fiber sensors (12) are connected with the rod body (112), and the plurality of optical fiber sensors (12) are distributed along the axial direction of the rod body (112).

5. A slope monitoring and pre-warning system according to claim 1, wherein the detection assembly (10) further comprises a protective sheath (13), the protective sheath (13) enclosing the anchor rod (11) and the plurality of optical fiber sensors (12).

6. The slope monitoring and warning system according to claim 1, wherein the monitoring part (20) includes:

a fiber demodulation device (21), wherein the fiber demodulation device (21) is connected with the fiber sensor (12) through an optical cable (25) to demodulate the data transmitted by the fiber sensor (12);

the information storage device (22), the said information storage device (22) and demodulation device (21) of said optic fibre connect electrically, in order to store the data;

the alarm device (23), the said alarm device (23) and the said optical fiber demodulation equipment (21) are connected electrically, in order to send out the alarm information;

wherein the photovoltaic module (30) supplies power to the optical fiber demodulation device (21), the information storage device (22) and the alarm device (23).

7. A slope monitoring and pre-warning system according to claim 6, wherein the monitoring part (20) further comprises a monitoring box (24) arranged outside the slope (50), the optical fiber demodulation device (21), the information storage device (22) and the alarm device (23) are all arranged in the monitoring box (24), and the photovoltaic module (30) is arranged on the top of the monitoring box (24).

8. The slope monitoring and pre-warning system as claimed in claim 7, wherein the slope (50) monitoring and pre-warning system further comprises a fixing rod (40), one end of the fixing rod (40) is connected with the monitoring box (24), the other end of the fixing rod (40) is connected with the slope (50), and the optical cable (25) penetrates through the fixing rod (40).

9. A slope monitoring and pre-warning system according to claim 1 characterised in that the fibre optic sensor (12) is a fibre optic grating or distributed fibre optic sensor.

10. A slope monitoring and pre-warning system according to claim 1, characterised in that the photovoltaic module (30) comprises a solar panel.

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