CN219200391U - Comprehensive monitoring system for deformation of pipe gallery structural body - Google Patents

Abstract

The utility model provides a comprehensive monitoring system for deformation of a pipe gallery structure, which is characterized in that monitoring parts which are respectively arranged corresponding to each monitoring section formed by splicing adjacent pipe gallery sections in an underground pipe gallery are used for monitoring uneven settlement change among each section of the adjacent pipe gallery, connection joint width change among the sections and inclination change of the pipe gallery structure of each section, and the monitoring data are uploaded to a monitoring platform through a data acquisition gateway to realize comprehensive pipe gallery structure deformation monitoring.

Description

Comprehensive monitoring system for deformation of pipe gallery structural body

Technical Field

The utility model relates to the field of deformation monitoring of building structures, in particular to a comprehensive monitoring system for deformation of a pipe gallery structure body.

Background

The utility tunnel is a structure similar to a public tunnel built underground in a city, integrates various engineering pipelines such as electric power, communication, broadcast television, fuel gas, water supply, water discharge, heating power and the like, is provided with a special overhaul port, a hoisting port and a monitoring system, implements unified planning, unified design, unified construction and management, realizes comprehensive utilization of underground space and resource sharing, and is an important infrastructure and a lifeline for guaranteeing city operation.

Because the utility tunnel has a plurality of bearing functions, stable and safe operation is a key attention target of digital city management, and the safety of the utility tunnel body structure is a precondition for realizing the bearing function of the utility tunnel; the utility tunnel body structure is influenced by rock-soil deformation, peripheral construction operation and design and construction quality, deformation of the structure body can continuously occur, and therefore the deformation of the utility tunnel body structure must be monitored effectively for a long time; the country has put forth related standards and has put forward mandatory requirements for monitoring the structural deformation of the utility tunnel.

The time and period of the deformation monitoring of the comprehensive pipe rack structure are comprehensively determined according to factors such as the burial depth, the structural form, the construction method, the deformation characteristics, the deformation rate, the observation precision, the engineering geological conditions and the like; at present, deformation monitoring is still finished by a large amount of manpower, but according to the current state of technology development and advocacy of national standard, the difficulty and cost of pipe gallery deformation manual monitoring are considered, and automatic monitoring is the trend of comprehensive pipe gallery structural deformation monitoring development.

The monitoring difficulty of the comprehensive pipe rack structure is that:

1. the underground pipe gallery has a complex internal structure and a narrow space, and manual monitoring is not utilized;

2. the pipe gallery is inconvenient to get in and out, the fire-fighting requirement is extremely high, and if the accident conditions such as gas and steam leakage or fire disaster occur in the pipe gallery, the risk of manual monitoring operation is high;

3. the manual monitoring frequency is low, and the consistency of monitoring results is poor;

4. the labor cost is continuously increased, and the monitoring cost is difficult to control.

The comprehensive pipe rack has high complexity and comprises a structural main body, personnel entrances and exits, a hoisting opening, escape openings, ventilation openings, pipeline branch openings, supporting and hanging frames, water-proof and drainage facilities, repair channels, air channels and other structures; the underground comprehensive pipe rack is built by adopting a concrete on-site pouring mode or a prefabricated pipe rack splicing mode, that is to say, the comprehensive pipe rack is formed by splicing a middle section of pipe rack, and the connecting part has certain flexibility so as to adapt to the deformation of the comprehensive pipe rack; the weakest link in the piping structure is generally considered to be the section-to-section piping joints.

The requirements for arrangement of monitoring points for deformation monitoring of the comprehensive pipe rack structure body are as follows: the measuring points should reflect the actual state and the trend of the monitored object, and are preferably arranged at the maximum position of the monitored parameter value. However, the existing utility tunnel structure deformation monitoring device cannot meet the above requirements, and the monitoring efficiency is low.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a comprehensive monitoring system for deformation of a piping lane structure, which is used for solving the above technical problems occurring in the prior art.

To achieve the above and other related objects, the present utility model provides a piping lane structure deformation integrated monitoring system, comprising: the pipe gallery structure deformation monitoring device is respectively arranged corresponding to each monitoring section formed by splicing adjacent pipe gallery segments in the underground pipe gallery; wherein, every piping lane structure deformation monitoring device includes: the monitoring part is used for measuring deformation monitoring data of the pipe gallery structure body of the monitoring section formed by splicing the current adjacent pipe gallery segments; wherein, piping lane structure deformation monitoring data includes: non-uniform settlement data between adjacent pipe gallery segments, crack data between adjacent pipe gallery segments and inclination data of each pipe gallery segment corresponding to the monitoring section; the current adjacent pipe section comprises: a current pipe lane segment and a next pipe lane segment; the data acquisition gateway is connected with the monitoring part and is used for supplying power to the monitoring part and transmitting the deformation monitoring data of the pipe gallery structure body measured by the monitoring part to the monitoring platform so as to monitor the deformation of the underground pipe gallery.

In an embodiment of the present utility model, each monitoring portion includes: an uneven settlement measuring part, a crack measuring part and an inclination measuring part which are arranged near a monitoring section corresponding to the current pipe gallery section and the next pipe gallery section; the uneven settlement measuring component, the crack measuring component and the inclination measuring component are connected with the data acquisition gateway through a communication bus.

In one embodiment of the present utility model, the differential settlement measurement part includes: the first electronic level sensor is arranged at the position, close to the joint seam between the top of the current pipe gallery section and the top of the next pipe gallery section, of the top of the current pipe gallery section and is used for acquiring longitudinal pitch angle data of the current pipe gallery section and transverse rolling angle data of the current pipe gallery section; the second electronic level sensor is arranged at the position, close to the joint seam between the top of the current pipe gallery section and the top of the next pipe gallery section, of the top of the next pipe gallery section and is used for acquiring longitudinal pitch angle data of the next pipe gallery section and transverse rolling angle data of the next pipe gallery section; the longitudinal pitch angle data and the transverse rolling angle data acquired by the first electronic level sensor and the second electronic level sensor are used for measuring uneven settlement data between adjacent pipe gallery segments between the current pipe gallery segment and the next pipe gallery segment; the crack measuring part includes: the crack sensor is arranged between the vertical wall splice joint of the current pipe gallery section and the vertical wall splice joint of the next pipe gallery section and is used for measuring first rotation angle data; the first rotation angle data is used for measuring crack data between adjacent pipe gallery segments between the current pipe gallery segment and the next pipe gallery segment; the inclination measuring part includes: the first inclination sensor is arranged at the position, close to the vertical wall joint seam of the current pipe gallery section and the next pipe gallery section, of the current pipe gallery section and is used for measuring second rotation angle data; the second rotation angle data are used for measuring inclination data of the current pipe gallery section; the second inclination sensor is arranged at the position, close to the vertical wall joint seam between the current pipe gallery section and the next pipe gallery section, of the next pipe gallery section and is used for measuring third rotation angle data; wherein the third rotation angle data is used to measure tilt data of the next pipe lane segment.

In an embodiment of the present utility model, the first electronic level sensor and the second electronic level sensor are respectively installed at two sides of the top splicing seam of the current pipe gallery section and the next pipe gallery section through an inclination monitoring bracket; the crack sensor is arranged between the vertical wall splicing seam of the current pipe gallery section and the vertical wall splicing seam of the next pipe gallery section through a crack monitoring bracket; the first inclination sensor and the second inclination sensor are respectively installed on two sides of a vertical wall splicing seam of the current pipe gallery section and the next pipe gallery section through inclination monitoring brackets.

In an embodiment of the present utility model, the first electronic level sensor and the second electronic level sensor are installed on two sides of a middle portion of a top splicing seam of the current pipe lane section and a top splicing seam of the next pipe lane section and are installed on the same axis.

In one embodiment of the utility model, the crack sensor is mounted between the middle positions of the vertical wall splice seam of the current pipe lane section and the next pipe lane section through a crack monitoring bracket.

In one embodiment of the present utility model, the differential settlement measurement part includes: the first control module is electrically connected with and controls the first electronic level sensor; the second control module is electrically connected with and controls the second electronic level sensor; the third control module is electrically connected with the first control module and the second control module; the crack measuring part includes: the fourth control module is electrically connected with and controls the crack sensor; the inclination measuring part includes: the fifth control module is electrically connected with and controls the first inclination sensor; and the sixth control module is electrically connected with and controls the second inclination sensor.

In an embodiment of the utility model, the data acquisition gateway is a wireless data acquisition gateway.

In one embodiment of the present utility model, the data acquisition gateway is disposed near the current piping lane segment near the corresponding monitoring section.

In an embodiment of the utility model, the first electronic level sensor, the second electronic level sensor, the crack sensor, the first tilt sensor and the second tilt sensor all adopt a dual-axis angle sensor or a tri-axis angle sensor.

As described above, the comprehensive monitoring system for deformation of the pipe rack structural body has the following beneficial effects: the monitoring parts which are respectively arranged corresponding to each monitoring section formed by splicing each adjacent pipe gallery section in the underground pipe gallery are used for monitoring uneven settlement change among each section of the adjacent pipe gallery, connection joint width change among the sections and inclination change of each pipe gallery structure, and the monitoring data are uploaded to the monitoring platform through the data acquisition gateway to realize deformation monitoring of the underground pipe gallery structure.

Drawings

Fig. 1 is a schematic structural view of a comprehensive monitoring system for deformation of a pipe rack structure according to an embodiment of the present utility model.

Fig. 2 is a schematic structural diagram of a comprehensive monitoring system for deformation of a pipe rack structure according to an embodiment of the present utility model.

Fig. 3 is a schematic structural view of a comprehensive monitoring system for deformation of a pipe rack structure according to an embodiment of the present utility model.

Fig. 4 is a schematic structural view of a crack monitoring bracket according to an embodiment of the utility model.

Fig. 5 is a schematic structural view of a tilt monitoring bracket according to an embodiment of the utility model.

Fig. 6 is a schematic structural diagram of a monitoring portion according to an embodiment of the utility model.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.

In the following description, reference is made to the accompanying drawings, which illustrate several embodiments of the utility model. It is to be understood that other embodiments may be utilized and that mechanical, structural, electrical, and operational changes may be made without departing from the spirit and scope of the present utility model. The following detailed description is not to be taken in a limiting sense, and the scope of embodiments of the present utility model is defined only by the claims of the issued patent. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. Spatially relative terms, such as "upper," "lower," "left," "right," "lower," "upper," and the like, may be used herein to facilitate a description of one element or feature as illustrated in the figures as being related to another element or feature.

Furthermore, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes," and/or "including" specify the presence of stated features, operations, elements, components, items, categories, and/or groups, but do not preclude the presence, presence or addition of one or more other features, operations, elements, components, items, categories, and/or groups. The terms "or" and/or "as used herein are to be construed as inclusive, or meaning any one or any combination. Thus, "A, B or C" or "A, B and/or C" means "any of the following: a, A is as follows; b, a step of preparing a composite material; c, performing operation; a and B; a and C; b and C; A. b and C). An exception to this definition will occur only when a combination of elements, functions or operations are in some way inherently mutually exclusive.

The utility model provides a comprehensive monitoring system for deformation of a pipe gallery structure, which is used for monitoring uneven settlement change between each section of an adjacent pipe gallery, connection joint width change between the sections and inclination change of the pipe gallery structure by corresponding to monitoring parts respectively arranged on each monitoring section formed by splicing each adjacent pipe gallery section in the underground pipe gallery, and uploading the monitoring data to a monitoring platform through a data acquisition gateway.

An embodiment of the present utility model will be described in detail below with reference to fig. 1 so that those skilled in the art to which the present utility model pertains can easily implement the present utility model. This utility model may be embodied in many different forms and is not limited to the embodiments described herein.

As shown in fig. 1, a schematic structural diagram of a pipe gallery structure deformation integrated monitoring system in an embodiment is shown.

The system comprises:

aiming at the structural characteristics of the comprehensive pipe rack, selecting a series of monitoring sections at the weakest connecting part of the pipe rack structure; the adjacent pipe gallery segments in the underground pipe gallery are spliced to form each monitoring section; and the pipe gallery structure deformation monitoring device is respectively arranged corresponding to each monitoring section formed by splicing adjacent pipe gallery sections in the underground pipe gallery; in the drawings, only one pipe lane structural body deformation monitoring device for monitoring a cross section is taken as an example, and the deformation monitoring device is not limited thereto.

Wherein, every piping lane structure deformation monitoring device includes:

a monitoring part 1 for measuring deformation monitoring data of a pipe gallery structure body of a monitoring section formed by splicing current adjacent pipe gallery segments; wherein, piping lane structure deformation monitoring data includes: non-uniform settlement data between adjacent pipe gallery segments, crack data between adjacent pipe gallery segments and inclination data of each pipe gallery segment corresponding to the monitoring section; the current adjacent pipe section comprises: a current pipe lane segment and a next pipe lane segment;

the data acquisition gateway 2 is connected the monitoring portion 1, is used for right the monitoring portion 1 power supply and transmission the monitoring data of pipe gallery structure deformation that monitoring portion 1 measured is to monitoring platform, in order to supply to right utility tunnel deformation monitoring is carried out to the underground pipe gallery. From this, monitor platform is through receiving each monitoring section's piping lane structure body deformation monitoring data from each data acquisition gateway to realize to carry out utility tunnel structure body deformation monitoring to underground piping lane.

In one embodiment, each monitoring section includes: an uneven settlement measuring part, a crack measuring part and an inclination measuring part which are arranged near a monitoring section corresponding to the current pipe gallery section and the next pipe gallery section; the differential settlement measuring component is used for measuring differential settlement data between adjacent pipe gallery sections, the crack measuring component is used for measuring crack data between the adjacent pipe gallery sections, and the inclination measuring component is used for measuring inclination data of each pipe gallery section corresponding to the monitoring section. The non-uniform settlement measuring component, the crack measuring component and the inclination measuring component are connected with the data acquisition gateway through a communication bus, and the data acquisition is accessed to the monitoring platform.

In one embodiment, as shown in FIG. 2, each tube lane segment comprises: pipe gallery section top, side standing wall and pipe gallery section bottom plate. Each pipe lane segment is set to be a rigid body, and the lengths and widths of the current pipe lane M segment and the next pipe lane segment N are Lm, ln and Bm, bn, respectively.

The differential settlement measurement part includes: a pair of electronic level sensors disposed at each monitoring section; specifically, the first electronic level sensor 111 is installed at the top of the current pipe lane section near the joint between the top of the current pipe lane section and the top of the next pipe lane section, and is used for collecting longitudinal pitch angle data in the length direction of the current pipe lane section and transverse rolling angle data in the width direction of the current pipe lane section; the second electronic level sensor 112 is installed at the joint of the top of the next pipe lane section close to the top of the current pipe lane section and the top of the next pipe lane section, and is used for acquiring longitudinal pitch angle data of the length direction of the next pipe lane section and transverse rolling angle data of the width direction of the next pipe lane section; the longitudinal pitch angle data and the transverse roll angle data acquired by the first electronic level sensor 111 and the second electronic level sensor 112 are used for measuring non-uniform settlement data between adjacent pipe lane sections between the current pipe lane section and the next pipe lane section;

the crack measuring part includes: a crack sensor 12 mounted between the vertical wall splice seam between the side vertical wall of the current pipe lane section and the side vertical wall of the next pipe lane section for measuring first rotation angle data; the first rotation angle data is used for measuring crack data between adjacent pipe gallery segments between the current pipe gallery segment and the next pipe gallery segment;

the inclination measuring part includes: a first inclination sensor 131 mounted on the current pipe lane section near the vertical wall joint of the current pipe lane section and the next pipe lane section for measuring second rotation angle data; the second rotation angle data are used for measuring inclination data of the current pipe gallery section; a second tilt sensor 132 mounted to the next pipe lane segment near the vertical wall splice joint of the current pipe lane segment and the next pipe lane segment for measuring third rotation angle data; wherein the third rotation angle data is used to measure tilt data of the next pipe lane segment.

In one embodiment, as shown in fig. 3, the first electronic level sensor 111 and the second electronic level sensor 112 are respectively installed at two sides of the top splicing seams of the current pipe gallery section and the next pipe gallery section through tilt monitoring brackets; preferably, for the convenience of calculation, the first electronic level sensor 111 and the second electronic level sensor 112 are installed on two sides of a middle part of a top splicing seam of the current pipe lane section and the next pipe lane section and on the same axis, and the sensing directions are consistent.

The crack sensor 121 is installed between the vertical wall splice joint of the current pipe gallery section and the next pipe gallery section through a crack monitoring bracket; preferably, the crack sensor 121 is installed between the middle positions of the vertical wall joints of the current pipe gallery section and the next pipe gallery section through a crack monitoring bracket, namely, is bridged between the connecting joints at the middle parts of the two pipe gallery vertical walls.

The first inclination sensor 131 and the second inclination sensor 132 are respectively installed on two sides of the vertical wall splicing seam of the current pipe gallery section and the next pipe gallery section through inclination monitoring brackets.

In one embodiment, as shown in fig. 4, the crack monitoring bracket includes: a first fixing piece 41 and a second fixing piece 42;

the crack sensor 121 is installed between the vertical wall splice joint of the current pipe gallery section and the next pipe gallery section under the support of the first fixing piece 41 and the second fixing piece 42 which are placed in parallel in the same direction; the first fixing member 41 and the second fixing member 42 are L-shaped and include a first mounting portion and a second mounting portion that are vertically connected, wherein a surface where the first mounting portion and the second mounting portion of the first fixing member 41 are connected may be a first outer surface, a shaft portion may be provided thereon, and a surface where the first mounting portion and the second mounting portion are not connected may be a first outer surface; similarly, the surface of the second fixing member 42 where the first mounting portion and the second mounting portion are connected may be a first outer surface, on which the support portion is provided, or a second outer surface may be a surface not connected to the second mounting portion; the crack sensor 121 can rotate around the shaft part of the crack monitoring bracket, and one end of the crack sensor is lapped on the supporting surface; while a change in the width of the slit causes a change in the spacing between the first fixing member 41 and the second fixing member 42, if the slit sensor 121 is always overlapped on the supporting surface, the slit sensor 121 moves along the supporting surface. The slit is longitudinally extended, and if the slit is widened, the first fixing member 41 is widened with respect to the second fixing member 42 and the supporting surface is correspondingly moved, and the slit sensor 121 is rotated downward about the shaft portion by gravity, and the end thereof overlapped on the supporting surface is also moved downward along the supporting surface. The crack sensor 121 may monitor the crack by collecting the rotation angle data thereof, whereas when the crack is narrowed, the first fixing member 41 and the second fixing member 42 are spaced apart, and the crack sensor 121 rotates upward, so that the rotation angle data of the upward rotation of the crack sensor may be collected.

In an embodiment, the tilt monitoring bracket is similar to the first fixing member 41 and the second fixing member 42 in shape, as shown in fig. 5, and is in an L-shaped structure, where a first electronic level sensor and a second electronic level sensor are respectively installed on two sides of a top splicing seam of the current pipe gallery section and a top splicing seam of the next pipe gallery section through the tilt monitoring bracket, and the first tilt sensor and the second tilt sensor are respectively installed on two sides of a vertical wall splicing seam of the current pipe gallery section and the next pipe gallery section through the tilt monitoring bracket, and include a first installation portion and a second installation portion that are vertically connected, where the first installation portion or the second installation portion may be provided with an installation member; it is of course possible to install directly with the first fixing element.

In one embodiment, as shown in fig. 6, the differential settlement measurement part 11 further includes: a first control module 113 electrically connected to and controlling the first electronic level sensor 111; a second control module 114 electrically connected to and controlling the second electronic level sensor 112; the third control module 115 is electrically connected to the first control module 113 and the second control module 114; the crack measuring part 12 includes: a fourth control module 122 electrically connected to and controlling the crack sensor 121; the inclination measuring part 13 includes: a fifth control module 133 electrically connected to and controlling the first inclination sensor 131; a sixth control module 134 electrically connected to and controlling the second tilt sensor 132.

In an embodiment, the first control module 113 is configured to obtain a longitudinal pitch angle variation value and a lateral roll angle variation value of the current pipe lane segment based on the longitudinal pitch angle data of the current pipe lane segment, the initial longitudinal pitch angle data of the current pipe lane segment, the lateral roll angle data of the current pipe lane segment, and the initial lateral roll angle data of the current pipe lane segment; the second control module 114 is configured to calculate a longitudinal pitch angle change value and a lateral roll angle change value of the next pipe lane segment based on the longitudinal pitch angle data of the next pipe lane segment, the initial longitudinal pitch angle data of the next pipe lane segment, the lateral roll angle data of the next pipe lane segment, and the initial lateral roll angle data of the next pipe lane segment; preferably, the initial longitudinal pitch angle data of the current pipe lane section, the initial transverse rolling angle data of the current pipe lane section, the initial longitudinal pitch angle data of the next pipe lane section and the initial transverse rolling angle data of the next pipe lane section are acquired and calculated after initial installation. The third control module 115 is configured to obtain differential settlement data between adjacent pipe lane segments based on the longitudinal pitch angle variation value and the transverse roll angle variation value of the current pipe lane segment and the longitudinal pitch angle variation value and the transverse roll angle variation value of the next pipe lane segment, and send the differential settlement data to the data acquisition gateway; wherein, the differential settlement data between adjacent piping lane sections includes: the longitudinal pitch angle change value and the transverse roll angle change value of the current pipe lane section, the longitudinal pitch angle change value and the transverse roll angle change value of the next pipe lane section and the corresponding differential settlement monitoring values; the fourth control module 122 is configured to calculate a crack width between the current pipe lane segment and a next pipe lane segment based on the measured first rotation angle data; the crack width may be obtained according to a geometric model of the mechanical structure of the crack sensor 121 and the crack monitoring bracket, and a change of the geometric model caused by a mechanical motion corresponding to the rotation angle data. The fifth control module 133 is configured to obtain a change value of the inclination angle of the current pipe gallery segment based on the measured second rotation angle data; the sixth control module 134 is configured to obtain a change value of the inclination angle of the next pipe lane segment based on the measured third rotation angle data.

In an embodiment, the third control module 115 is further configured to compare the change value of the lateral rolling angle of the current pipe lane segment and the change value of the lateral rolling angle of the next pipe lane segment with the change trend of the change value of the inclination angle of the current pipe lane segment and the change trend of the inclination angle of the next pipe lane segment, so as to detect whether the sensor works normally, and check the first electronic level sensor 111 and the second electronic level sensor 112; the fifth control module 133 is further configured to compare the inclination angle change value of the current pipe lane segment with the change trend of the lateral roll angle change value of the current pipe lane segment, and check the first inclination sensor 131; the sixth control module 134 is further configured to compare the inclination angle variation value of the next pipe lane segment with the variation trend of the lateral roll angle variation value of the next pipe lane segment, and check the second inclination sensor 132. Preferably, the tilt measurement accuracy is improved by calculating the average of the tilt measurement change value of the tilt sensor and the roll measurement change value of the top electronic level sensor.

In an embodiment, the third control module is configured to determine, based on a set measurement error range, whether the longitudinal pitch angle change value and the lateral roll angle change value of the current pipe lane segment and the longitudinal pitch angle change value and the lateral roll angle change value of the next pipe lane segment meet a standard change; the measurement error range includes: a longitudinal pitch angle variation value variation error range and a transverse roll angle variation range;

if the longitudinal pitch angle change value of the current pipe gallery segment and/or the longitudinal pitch angle change value of the next pipe gallery segment does not meet the standard change, the method comprises the following steps: under the condition that the longitudinal pitching angle change value of the current pipe gallery section is consistent with the longitudinal pitching angle change value of the next pipe gallery section, obtaining an inclination value corresponding to the inclination of the current pipe gallery section and the next pipe gallery section in the same axial direction, and taking the inclination value as an uneven settlement monitoring value; under the condition that the longitudinal pitch angle change value of the current pipe gallery section and the longitudinal pitch angle change value of the next pipe gallery section are consistent in direction change and inconsistent in size, an uneven sedimentation value corresponding to uneven sedimentation of the current pipe gallery section and the next pipe gallery section is obtained, and the uneven sedimentation value is used as an uneven sedimentation monitoring value; under the condition that the longitudinal pitch angle change value of the current pipe gallery section is inconsistent with the direction change of the longitudinal pitch angle change value of the next pipe gallery section, obtaining a relative vertical displacement value corresponding to the bulge or the recess at the joint between the current pipe gallery section and the next pipe gallery section, and taking the relative vertical displacement value as an uneven settlement monitoring value;

if the transverse rolling angle change value of the current pipe gallery segment and/or the transverse rolling angle change value of the next pipe gallery segment does not meet the standard change, the method comprises the following steps: under the condition that the transverse rolling angle change value of the current pipe gallery section is consistent with the transverse rolling angle change value of the next pipe gallery section, obtaining an inclination value corresponding to the inclination of the current pipe gallery section and the next pipe gallery section in the same lateral direction, and taking the inclination value as an uneven settlement monitoring value; under the condition that the direction change of the transverse rolling angle change value of the current pipe gallery section and the direction change of the transverse rolling angle change value of the next pipe gallery section are consistent and inconsistent, obtaining a torsion value corresponding to the same-direction torsion of the current pipe gallery section and the next pipe gallery section, and taking the torsion value as an uneven settlement monitoring value; under the condition that the longitudinal pitch angle change value of the current pipe gallery section is inconsistent with the direction change of the longitudinal pitch angle change value of the next pipe gallery section, obtaining a relative dislocation displacement value corresponding to dislocation at the joint between the current pipe gallery section and the next pipe gallery section, and taking the relative dislocation displacement value as an uneven settlement monitoring value;

if the longitudinal pitch angle change value of the current pipe gallery section, the transverse rolling angle change value of the current pipe gallery section, the longitudinal pitch angle change value of the next pipe gallery section and the transverse rolling angle change value of the next pipe gallery section all accord with standard changes, the structural body can be considered to have no uneven settlement, and 0 is taken as an uneven settlement value;

and sending the longitudinal pitching angle change value and the transverse rolling angle change value of the current pipe lane section, the longitudinal pitching angle change value and the transverse rolling angle change value of the next pipe lane section and the corresponding differential settlement monitoring value to the data acquisition gateway.

In one embodiment, as shown in fig. 3, the data acquisition gateway 2 is a wireless data acquisition gateway, and can connect all measurement components through a communication bus, i.e. a bus cable can connect all the measurement components in series, supply power to each measurement component, and acquire data of the measurement components; the data gateway can be accessed into the special communication network in the utility tunnel in a wireless mode or an optical fiber mode; the wireless data acquisition gateway 2 supports various wireless modes, and the WIFI, NBIOT, 4G, 5G, LORA and other modes are connected with the monitoring platform.

Preferably, the wireless data acquisition gateway is accessed into special wireless communication in the comprehensive pipe rack in a WIFI wireless mode, and the wireless mode is convenient for installers to use the intelligent mobile phone for debugging on site.

In one embodiment, the data acquisition gateway 2 is positioned near the current pipe lane segment near the corresponding monitoring section.

In one embodiment, the communication bus comprises: RS485 bus or CAN bus.

In one embodiment, the monitoring platform monitors the utility tunnel deformation of the utility tunnel by: and carrying out one or more of monitoring data processing, graphical display, data storage, data analysis and early warning and alarming operations according to the pipe gallery structure deformation monitoring data sent by the data acquisition gateway corresponding to each monitoring section. Specifically, after the special wireless communication in the comprehensive pipe rack is accessed through the data gateway, the monitoring platform can complete the data interaction with each monitoring section on site; and the functions of monitoring data processing, graphical display, data storage, data analysis, early warning and alarming and the like are realized on the monitoring platform, so that the monitoring platform is convenient for operation and maintenance personnel to use. The analysis of the structural deformation of the pipe gallery is completed on the platform, and early warning is realized; furthermore, the deformation monitoring data of the comprehensive pipe rack structure body and the deformation monitoring data of the soil body around the pipe rack at the corresponding position outside the pipe rack can be subjected to unified joint analysis and processing on the platform, so that mutual verification is realized, and the deformation monitoring capability of the comprehensive pipe rack is further enhanced.

Optionally, the first electronic level sensor, the second electronic level sensor, the crack sensor, the first tilt sensor and the second tilt sensor all adopt a biaxial angle sensor or a triaxial angle sensor.

In order to better describe the pipe gallery structure deformation integrated monitoring system, the following specific examples are provided for illustration;

example 1: a comprehensive monitoring system for deformation of the pipe gallery structure body; the comprehensive monitoring system for deformation of the pipe gallery structure body comprises:

at each selected monitoring section, a set of utility tunnel structure deformation automatic monitoring device is arranged: the sensor comprises a plurality of sensors such as an electronic level sensor, an inclination sensor, a crack sensor and the like, and is provided with a data gateway; all sensors are essentially angle sensors; the data gateway CAN be connected with all the sensors through a communication bus (RS 485, CAN) and supplies power to each sensor; the data gateway is accessed to the special communication network in the utility tunnel in a wireless mode (generally WIFI) or an optical fiber mode, so that the data gateway is accessed to the monitoring platform.

The specific description is as follows: for the selected monitoring section, pipe sections M and N and connecting joints thereof, the pipe sections M and N are rigid bodies, and the lengths and the widths of the pipe sections are Lm, ln, bm and Bn respectively.

A pair of electronic level sensors are arranged on each monitoring section; the electronic level sensor is installed through a bracket; the pair of electronic level sensors are arranged at the middle part of the connecting joint at the top of two adjacent pipe sections, and are arranged on the same axis and have the same induction direction for the convenience of calculation; the electronic level sensor M is arranged at the M section; the electronic level sensor N is arranged at the nth section; the electronic level can measure the pitching of the installed pipe section in the longitudinal direction and the rolling in the transverse direction;

a set of crack sensor is arranged on the surface of the vertical wall at each monitoring section, the crack sensor is bridged between the connecting joints at the middle parts of the two sections of pipe rack vertical walls through a set of mounting brackets, and the connecting joints and the top connecting joints are the same circular joint in physical terms; by using the MEMS sensor tilt angle measurement technique, the crack displacement variation value can be calculated.

At least one inclination sensor is arranged on each monitoring section, and the inclination sensor is arranged through a mounting bracket; preferably, two inclination sensors are respectively arranged at two sides of the connecting joint of the two sections of pipe gallery vertical walls;

setting a data acquisition gateway on each monitoring section, and connecting all tilt sensors, crack sensors and electronic level sensors of the monitoring section; the three sensors are angle sensors in nature; the data gateway CAN be connected with all the sensors through a communication bus (RS 485, CAN), supplies power to each sensor and collects each sensor; the data gateway can access the special communication network in the utility tunnel in a wireless mode (usually WIFI) or an optical fiber mode; preferably, the data gateway is accessed into special wireless communication in the comprehensive pipe rack in a WIFI wireless mode, and the wireless mode is convenient for installers to debug by using smart phones on site; after the special wireless communication in the comprehensive pipe rack is accessed through the data gateway, the monitoring platform can complete the data interaction with each monitoring section on site; and the functions of monitoring data processing, graphical display, data storage, data analysis, early warning and alarming and the like are realized on the monitoring platform, so that the monitoring platform is convenient for operation and maintenance personnel to use.

The advantages of this embodiment are:

1. the integration level is high; and (3) monitoring the variation of the width between joints at the joint of the pipe gallery and the uneven settlement and inclination of the pipe gallery structure body at the same time.

2. All measuring sensors are biaxial or triaxial angle sensors, and monitoring angle data of different sensors can be checked mutually.

3. The fully-sealed modularized sensor is used, so that the waterproof performance is strong, and the waterproof sensor is suitable for long-term stable application in underground humid and corrosive environments.

4. The monitoring equipment is convenient to install and maintain, and the engineering comprehensive cost can be reduced.

In summary, according to the comprehensive monitoring system for deformation of the pipe rack structural body, the monitoring parts which are respectively arranged corresponding to each monitoring section formed by splicing each adjacent pipe rack section in the underground pipe rack are used for monitoring uneven settlement change between each section of the adjacent pipe rack, connection joint width change between the sections and inclination change of each section of the pipe rack structural body, and the monitoring data are uploaded to the monitoring platform through the data acquisition gateway to realize comprehensive pipe rack structural body deformation monitoring of the underground pipe rack. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims (10)

1. A piping lane structure deformation integrated monitoring system, comprising:

the pipe gallery structure deformation monitoring device is respectively arranged corresponding to each monitoring section formed by splicing adjacent pipe gallery segments in the underground pipe gallery;

wherein, every piping lane structure deformation monitoring device includes:

the monitoring part is used for measuring deformation monitoring data of the pipe gallery structure body of the monitoring section formed by splicing the current adjacent pipe gallery segments; wherein, piping lane structure deformation monitoring data includes: non-uniform settlement data between adjacent pipe gallery segments, crack data between adjacent pipe gallery segments and inclination data of each pipe gallery segment corresponding to the monitoring section; the current adjacent piping lane section comprises: a current pipe lane segment and a next pipe lane segment;

the data acquisition gateway is connected with the monitoring part and is used for supplying power to the monitoring part and transmitting the deformation monitoring data of the pipe gallery structure body measured by the monitoring part to the monitoring platform so as to monitor the deformation of the underground pipe gallery.

2. The pipe lane structural body deformation integrated monitoring system according to claim 1, wherein each monitoring section comprises:

an uneven settlement measuring part, a crack measuring part and an inclination measuring part which are arranged near a monitoring section corresponding to the current pipe gallery section and the next pipe gallery section;

the uneven settlement measuring component, the crack measuring component and the inclination measuring component are connected with the data acquisition gateway through a communication bus.

3. The piping lane structure deformation complex monitoring system of claim 2, wherein the differential settlement measurement component comprises: the first electronic level sensor is arranged at the position, close to the joint seam between the top of the current pipe gallery section and the top of the next pipe gallery section, of the top of the current pipe gallery section and is used for acquiring longitudinal pitch angle data of the current pipe gallery section and transverse rolling angle data of the current pipe gallery section; the second electronic level sensor is arranged at the position, close to the joint seam between the top of the current pipe gallery section and the top of the next pipe gallery section, of the top of the next pipe gallery section and is used for acquiring longitudinal pitch angle data of the next pipe gallery section and transverse rolling angle data of the next pipe gallery section; the longitudinal pitch angle data and the transverse rolling angle data acquired by the first electronic level sensor and the second electronic level sensor are used for measuring uneven settlement data between adjacent pipe gallery segments between the current pipe gallery segment and the next pipe gallery segment; the crack measuring part includes: the crack sensor is arranged between the vertical wall splice joint of the current pipe gallery section and the vertical wall splice joint of the next pipe gallery section and is used for measuring first rotation angle data; the first rotation angle data is used for measuring crack data between adjacent pipe gallery segments between the current pipe gallery segment and the next pipe gallery segment; the inclination measuring part includes: the first inclination sensor is arranged at the position, close to the vertical wall joint seam of the current pipe gallery section and the next pipe gallery section, of the current pipe gallery section and is used for measuring second rotation angle data; the second rotation angle data are used for measuring inclination data of the current pipe gallery section; the second inclination sensor is arranged at the position, close to the vertical wall joint seam between the current pipe gallery section and the next pipe gallery section, of the next pipe gallery section and is used for measuring third rotation angle data; wherein the third rotation angle data is used to measure tilt data of the next pipe lane segment.

4. The integrated piping lane structure deformation monitoring system according to claim 3, wherein the first electronic level sensor and the second electronic level sensor are respectively installed on both sides of a top splicing seam of the current piping lane section and the next piping lane section through an inclination monitoring bracket; the crack sensor is arranged between the vertical wall splicing seam of the current pipe gallery section and the vertical wall splicing seam of the next pipe gallery section through a crack monitoring bracket; the first inclination sensor and the second inclination sensor are installed on two sides of a vertical wall splicing seam of the current pipe gallery section and the next pipe gallery section through inclination monitoring brackets.

5. The integrated piping lane structure deformation monitoring system according to claim 4, wherein the first electronic level sensor and the second electronic level sensor are mounted on both sides of a middle portion of a top splice joint of the current piping lane segment and the next piping lane segment and on the same axis.

6. The pipe lane structural body deformation integrated monitoring system of claim 4, wherein the crack sensor is mounted between the middle positions of the vertical wall splice joint of the current pipe lane section and the next pipe lane section by a crack monitoring bracket.

7. The piping lane structure deformation monitoring system of claim 3 or 4, wherein the differential settlement measurement component comprises: the first control module is electrically connected with and controls the first electronic level sensor; the second control module is configured to control the second control module, electrically connecting and controlling the second electronic level sensor; the third control module is electrically connected with the first control module and the second control module; the crack measuring part includes: the fourth control module is electrically connected with and controls the crack sensor; the inclination measuring part includes: the fifth control module is electrically connected with and controls the first inclination sensor; and the sixth control module is electrically connected with and controls the second inclination sensor.

8. The piping lane structure deformation complex monitoring system of claim 1, wherein the data acquisition gateway is a wireless data acquisition gateway.

9. The pipe lane structural body deformation integrated monitoring system of claim 1, wherein the data acquisition gateway is disposed proximate the current pipe lane segment proximate the corresponding monitoring section.

10. The integrated piping lane structure deformation monitoring system according to claim 3, wherein the first electronic level sensor, the second electronic level sensor, the crack sensor, the first tilt sensor, and the second tilt sensor each use a biaxial angle sensor or a triaxial angle sensor.

Images