CN210375219U - Engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section - Google Patents
Engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section Download PDFInfo
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- CN210375219U CN210375219U CN201921730237.XU CN201921730237U CN210375219U CN 210375219 U CN210375219 U CN 210375219U CN 201921730237 U CN201921730237 U CN 201921730237U CN 210375219 U CN210375219 U CN 210375219U
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Abstract
The utility model relates to the technical field of tunnel construction auxiliary devices, in particular to an engineering stability Internet of things real-time monitoring system suitable for a tunnel entrance section, which can monitor the stability of a side slope and the stress and deformation of surrounding rocks, and can timely make early warning and effectively prevent disasters; including the entrance to a cave section, two contour line departments of entrance to a cave section side slope arrange first row of hydrostatic level appearance and second row hydrostatic level appearance, first row of hydrostatic level appearance and second row hydrostatic level appearance all are provided with seven monitoring points that the interval is 2m, first row of hydrostatic level appearance and second row hydrostatic level appearance are provided with first datum point and second datum point respectively, first row of hydrostatic level appearance and second row hydrostatic level appearance all are connected to hydrostatic level collection box, first layer initial stage lining arranges 7 monitoring points in the tunnel of entrance to a cave section.
Description
Technical Field
The utility model relates to a technical field of tunnel construction auxiliary device especially relates to an engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section.
Background
As is well known, a tunnel portal section is an area with large risk in tunnel engineering, and the risk of tunnel instability and slope slippage exists at the same time. In the prior art, the safety state of the portal section is judged by the experience of technicians and the conventional manual measurement result of displacement of the monitoring points, the precision and the frequency of manual measurement cannot be effectively guaranteed, and the judgment of the safety state of the portal section is different from the actual state.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides a can enough monitor the stability of side slope and can monitor the atress and the deformation of country rock again, in time make the early warning, the engineering stability thing networking real-time monitoring system who is applicable to tunnel entrance to a cave section that effectively prevents the calamity and takes place.
The utility model discloses an engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section, including the entrance to a cave section, two contour line departments of entrance to a cave section side slope arrange first row of hydrostatic level and second row hydrostatic level, first row of hydrostatic level and second row hydrostatic level all are provided with seven monitoring points that the interval is 2m, first row of hydrostatic level and second row hydrostatic level are provided with first datum point and second datum point respectively, first row of hydrostatic level and second row hydrostatic level all are connected to hydrostatic level collection box, first layer initial stage lining arrangement 7 monitoring points in the tunnel of entrance to a cave section, the sensor is laid to the symmetry in the steel bow member of tunnel vault, tunnel hunch and tunnel hunch, the bottom is provided with the inverted arch in the tunnel, set up the steel cylinder apart from tunnel hunch 50cm department, and steel cylinder length is 1m, the sensor circuit extends 50cm along the inverted arch and then passes the steel cylinder, the other end of the sensor line is provided with a sensor collecting box.
The utility model discloses an engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section, the sensor arranges to tunnel vault, tunnel hunch shoulder, tunnel hunch waist and tunnel hunch foot department respectively a soil pressure cell, a bar meter and a strainometer.
The utility model discloses an engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section, hydrostatic level vasculum and sensor vasculum signal receiving terminal are provided with the transmission case.
Compared with the prior art, the beneficial effects of the utility model are that: through first row of hydrostatic level appearance, the second hydrostatic level appearance, a sensor, hydrostatic level appearance vasculum, mutually supporting of sensor vasculum and transmission case, hydrostatic level appearance vasculum and sensor vasculum transmit to the transmission case through the wireless module in it, the transmission case sends to the server after changing the signal into the GPRS signal, reach the high in the clouds by the server again, this monitoring data gathers and signal transmission accomplishes, can enough monitor the stability on side slope and can monitor the atress and the deformation of country rock, in time, make the early warning, effectively prevent the calamity and take place.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the construction of a sensor collection box, launch box and hydrostatic level collection box;
FIG. 3 is a sensor wiring diagram;
FIG. 4 is a diagram of a first row of static levels and a second row of static levels arranged in contour;
in the drawings, the reference numbers: 2. a sensor collection box; 3. a launch box; 4. a first row of hydrostatic levels; 5. a second row of static levels; 7. a steel cylinder; 8. a sensor; 9. a hydrostatic level collection box; 11. an inverted arch; 12. a first reference point; 13. a second reference point.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in figures 1 to 4, the utility model discloses an engineering stability thing networking real-time monitoring system suitable for tunnel entrance section, including the entrance section, two contour line departments of entrance section side slope arrange first row of hydrostatic level 4 and second row of hydrostatic level 5, first row of hydrostatic level 4 and second row of hydrostatic level 5 all are provided with seven monitoring points that interval is 2m, first row of hydrostatic level 4 and second row of hydrostatic level 5 are provided with first datum point 12 and second datum point 13 respectively, first row of hydrostatic level 4 and second row of hydrostatic level 5 all are connected to hydrostatic level collection box 9, first layer initial stage lining arranges 7 monitoring points in the tunnel of entrance section, the tunnel vault, the tunnel hunch, tunnel hunch and the steel framework of tunnel hunch put up sensor 8 symmetrically, the bottom is provided with inverted arch 11 in the tunnel, set up steel cylinder 7 apart from tunnel hunch 50cm, the length of the steel cylinder 7 is 1m, a sensor 8 line extends 50cm along the inverted arch 11 and then penetrates through the steel cylinder 7, and a sensor collecting box 2 is arranged at the other end of the sensor 8 line; the sensor arrangement steps are as follows: 1. during the first lining, the sensors are arranged according to the mode in the figure, and all the sensor lines are collected to the left side and are bound together; 2. extending the sensor line along the inverted arch at a position which is about 50cm away from the tunnel arch springing; 3. erecting a steel cylinder at an inverted arch position 50cm away from the tunnel arch springing, and fixing the steel cylinder firmly; 4. the line penetrates into the steel cylinder from the bottom of the inverted arch and penetrates out of the steel cylinder, then the line is plugged into a position which is 3cm away from the opening of the steel cylinder, and the opening of the steel cylinder is sealed tightly by thick plastic; 5. after the inverted arch is paved and concrete is poured to the designed thickness, the line is drawn out of the steel cylinder and connected to a sensor collection box; 6. the launching box is connected with a 220V power supply and hung at the tunnel portal, and the launching box can collect information of the sensor collecting box and the static level collecting box at the same time. The arrangement steps of the first row of static levels and the second row of static levels are as follows: 1. finding the arrangement points of a first row of static levels and a second row of static levels near a hill above the tunnel sensor installation position at the tunnel entrance section, wherein the arrangement points of the first row of static levels and the second row of static levels are required to be arranged along two contour lines respectively; 2. finding a first datum point at a certain point of the first contour line, wherein the datum point is required to be a fixed and unchangeable point; 3. digging a cuboid hole with the size of about 40-50 cm near the datum point, pouring concrete inside the cuboid hole, and driving a datum point base into the concrete by using an expansion screw after the concrete is solidified so as to fix the static force level; 4. the other 6 points of the first row of static levels are fixed as the steps, and the 6 points are arranged at intervals of 2m along a first contour line; 5. the arrangement process of the second row of static level gauges is the same as that of the first row of static level gauges; 6. after two rows of installations are completed, all lines of the static level are gathered together and connected to the static level collecting box, and a power supply of the static level is connected with the solar cell panel to guarantee continuous power supply.
The utility model discloses an engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section, sensor 8 arrange for tunnel vault, tunnel hunch shoulder, tunnel hunch waist and tunnel hunch foot department respectively one soil pressure cell, a bar meter and a strainometer; the arrangement can better monitor the pressure and deformation of the arch cover.
The utility model discloses an engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section, hydrostatic level collection box 9 and sensor collection box 2 signal receiving terminal are provided with launching box 3; the static level and the sensor transmit data to a transmitting box positioned at the entrance of the tunnel through wireless transmission modules in the static level collecting box and the sensor collecting box, and the data are uploaded to a cloud server through a GPRS (general packet radio service) module in the transmitting box, so that remote real-time reading of monitoring data is realized through Internet access.
The utility model discloses an engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section, its during operation, the sensor arranges for tunnel vault, tunnel hunch shoulder, tunnel hunch waist and tunnel hunch foot each one soil pressure cell, a bar meter and a strainometer; the arrangement can better monitor the pressure and deformation of the arch cover, and the arrangement steps of the sensors are as follows: 1. during the first lining, the sensors are arranged according to the mode in the figure, and all the sensor lines are collected to the left side and are bound together; 2. extending the sensor line along the inverted arch at a position which is about 50cm away from the tunnel arch springing; 3. erecting a steel cylinder at an inverted arch position 50cm away from the tunnel arch springing, and fixing the steel cylinder firmly; 4. the line penetrates into the steel cylinder from the bottom of the inverted arch and penetrates out of the steel cylinder, then the line is plugged into a position which is 3cm away from the opening of the steel cylinder, and the opening of the steel cylinder is sealed tightly by thick plastic; 5. after the inverted arch is paved and concrete is poured to the designed thickness, the line is drawn out of the steel cylinder and connected to a sensor collection box; 6. the launching box is connected with a 220V power supply and hung at the tunnel portal, and the launching box can collect information of the sensor collecting box and the static level collecting box at the same time. The arrangement steps of the first row of static levels and the second row of static levels are as follows: 1. finding the arrangement points of a first row of static levels and a second row of static levels near a hill above the tunnel sensor installation position at the tunnel entrance section, wherein the arrangement points of the first row of static levels and the second row of static levels are required to be arranged along two contour lines respectively; 2. finding a first datum point at a certain point of the first contour line, wherein the datum point is required to be a fixed and unchangeable point; 3. digging a cuboid hole with the size of about 40-50 cm near the datum point, pouring concrete inside the cuboid hole, and driving a datum point base into the concrete by using an expansion screw after the concrete is solidified so as to fix the static force level; 4. the other 6 points of the first row of static levels are fixed as the steps, and the 6 points are arranged at intervals of 2m along a first contour line; 5. the arrangement process of the second row of static level gauges is the same as that of the first row of static level gauges; 6. after two rows of installations are completed, all lines of the static level are gathered together and connected to the static level collecting box, and a power supply of the static level is connected with the solar cell panel to guarantee continuous power supply. Static level appearance and sensor pass through the wireless transmission module of static level appearance vasculum and sensor vasculum with data transfer to the transmission case that is located the tunnel entrance to in uploading to the cloud ware through the GPRS module in the transmission case, realize the remote real-time reading of monitoring data through Internet access, can enough monitor the stability of side slope and can monitor the atress and the deformation of country rock again, in time make the early warning, effectively prevent that the calamity from taking place.
The utility model discloses an engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section, above the mounting means of all parts, connected mode or the mode that sets up are the welding, riveting or other common mechanical mode, wherein slidable/rotate fixedly promptly do not drop under the slip/rotation state, seal the intercommunication and seal when two connecting pieces communicate promptly, and the concrete structure of its all parts, model and coefficient index are its from the area technique, as long as can reach all can implementing of its beneficial effect, above-mentioned all power consumption modules and be the common electrical part in market with electrical apparatus, only need to connect according to the mutual electricity of the instruction manual that together buy back when buying back to use and can use, and control module is its common from taking the module, the event is all no longer repeated here.
The utility model discloses an engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section, in the condition that does not make the contrary explanation, "about, the orientation word contained in the term such as" about, under, around, inside and outside and vertical level "only represents the orientation of this term under the normal use state, or is the colloquial name that technical staff in this field understands, and should not be seen as the restriction to this term, and at the same time, the array nouns such as" first "," second "and" third "do not represent specific quantity and order, just are used for the differentiation of name, and moreover, the term" includes "," contain "or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment that includes a series of elements not only includes those elements, but also includes other elements that do not explicitly list, or still include for this kind of process, A method, article, or apparatus that is inherent to the element.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (3)
1. A real-time monitoring system of an engineering stability Internet of things suitable for a tunnel portal section is characterized by comprising the portal section, a first row of static level gauges (4) and a second row of static level gauges (5) are arranged at two contour lines of a side slope of the portal section, seven monitoring points with the interval of 2m are arranged on the first row of static level gauges (4) and the second row of static level gauges (5), a first reference point (12) and a second reference point (13) are respectively arranged on the first row of static level gauges (4) and the second row of static level gauges (5), the first row of static level gauges (4) and the second row of static level gauges (5) are both connected to a static level gauge collecting box (9), 7 monitoring points are arranged on a first layer of lining in a tunnel of the portal section, sensors (8) are symmetrically arranged in a steel arch of a tunnel arch, a tunnel shoulder, a tunnel arch center and a tunnel arch center, the tunnel inner bottom is provided with inverted arch (11), sets up steel cylinder (7) apart from tunnel hunch foot 50cm department to steel cylinder (7) length is 1m, and sensor (8) circuit extends 50cm along inverted arch (11) and then passes steel cylinder (7), and sensor (8) circuit other end is provided with sensor collection box (2).
2. The real-time monitoring system of the Internet of things for engineering stability of the tunnel entrance section is characterized in that the sensors (8) are arranged into a soil pressure box, a steel bar gauge and a strain gauge at a tunnel vault, a tunnel arch shoulder, a tunnel arch waist and a tunnel arch foot respectively.
3. The real-time monitoring system of the Internet of things for engineering stability of the tunnel entrance section is characterized in that the signal receiving ends of the hydrostatic level collection box (9) and the sensor collection box (2) are provided with the transmitting box (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921730237.XU CN210375219U (en) | 2019-10-15 | 2019-10-15 | Engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section |
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| CN201921730237.XU CN210375219U (en) | 2019-10-15 | 2019-10-15 | Engineering stability thing networking real-time monitoring system suitable for tunnel entrance to a cave section |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113137945A (en) * | 2021-03-01 | 2021-07-20 | 苏交科集团股份有限公司 | Tunnel segment deformation monitoring sensor arrangement method and monitoring system |
| CN113916183A (en) * | 2021-10-09 | 2022-01-11 | 中铁一局集团第二工程有限公司 | PBA structure deformation risk prediction system and use method thereof |
| CN114964375A (en) * | 2022-05-30 | 2022-08-30 | 广西新发展交通集团有限公司 | Tunnel portal monitoring system and safety evaluation method |
-
2019
- 2019-10-15 CN CN201921730237.XU patent/CN210375219U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113137945A (en) * | 2021-03-01 | 2021-07-20 | 苏交科集团股份有限公司 | Tunnel segment deformation monitoring sensor arrangement method and monitoring system |
| CN113916183A (en) * | 2021-10-09 | 2022-01-11 | 中铁一局集团第二工程有限公司 | PBA structure deformation risk prediction system and use method thereof |
| CN113916183B (en) * | 2021-10-09 | 2023-11-28 | 中铁一局集团第二工程有限公司 | PBA structure deformation risk prediction system and application method thereof |
| CN114964375A (en) * | 2022-05-30 | 2022-08-30 | 广西新发展交通集团有限公司 | Tunnel portal monitoring system and safety evaluation method |
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