CN114114225A - Automatic detection device for tunnel lining quality and working method - Google Patents
Automatic detection device for tunnel lining quality and working method Download PDFInfo
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- CN114114225A CN114114225A CN202111338857.0A CN202111338857A CN114114225A CN 114114225 A CN114114225 A CN 114114225A CN 202111338857 A CN202111338857 A CN 202111338857A CN 114114225 A CN114114225 A CN 114114225A
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- vehicle body
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- tunnel
- automatic detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000033001 locomotion Effects 0.000 claims abstract description 5
- 238000012545 processing Methods 0.000 claims abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000013480 data collection Methods 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000011435 rock Substances 0.000 abstract description 9
- 238000010276 construction Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 4
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 239000011378 shotcrete Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
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- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
The invention provides an automatic detection device for tunnel lining quality and a working method, and the automatic detection device comprises a track, a movable vehicle body, a control mechanism, a processor and a rotary rod, wherein the track is fixed at the vault of a tunnel, is parallel to the axial direction of the tunnel along the extension direction, and is arranged on the track in a sliding manner; the lower end of the moving vehicle body is provided with a rotating rod, and the relative angle between the rotating rod and the moving vehicle body is adjustable; the lower end of the rotating rod is provided with a radar antenna device, and the moving vehicle body is provided with a control mechanism for controlling the movement of the moving vehicle body and a processor for receiving and processing data acquired by the radar antenna device; the method can automatically carry out all-around detection on the tunnel lining surrounding rock in real time.
Description
Technical Field
The disclosure belongs to the technical field of automatic monitoring, and particularly relates to an automatic detection device for tunnel lining quality and a working method.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
At present, traffic construction needs to meet various complex and severe geological conditions, and under the conditions, various diseases are easier to occur in tunnel construction, such as a series of common diseases that the thickness of primary sprayed concrete is insufficient in construction, surrounding rocks are not compact, cavities occur and the like, or diseases such as lining water leakage, lining erosion, lining cracking and the like in the using process of a tunnel. Therefore, the method is particularly important for strengthening tunnel lining quality detection in construction and monitoring tunnel surrounding rock effectiveness in use. However, it is time and labor consuming if radar detection is performed by ordinary manpower, and the progress of the work is affected to some extent if inspection is performed at the time of tunnel construction.
The inventor finds that the quality detection of the tunnel surrounding rock wall is mainly performed by manually sliding the tunnel lining radar along the surrounding rock wall by field installation personnel at present, and has the main problems that:
1. the manual sliding along the surrounding rock wall can not ensure the uniform speed and the proper speed, and the post-processing result is easy to cause human errors.
2. The manual detection consumes a large amount of manpower and has low efficiency.
3. When the tunnel radar is detected, the engineering progress is sometimes influenced, and mutual processes are interfered.
Disclosure of Invention
The automatic detection device and the working method can automatically carry out all-around detection on the tunnel lining surrounding rock in real time.
According to some embodiments, the following technical scheme is adopted in the disclosure:
the utility model provides an automatic detection device of tunnel lining quality, includes the track, removes automobile body, control mechanism, treater and rotary rod, wherein:
the track is fixed on the vault of the tunnel, the track is parallel to the axial direction of the tunnel along the extending direction, and the movable vehicle body is arranged on the track in a sliding manner;
a rotating rod is arranged at the lower end of the movable vehicle body, and the relative angle between the rotating rod and the movable vehicle body is adjustable;
the lower extreme of rotary rod is provided with radar antenna device, be provided with the control mechanism who is used for controlling the motion of removal automobile body and receive and handle the treater of radar antenna device data collection on the removal automobile body.
As an alternative embodiment, the bottom of the track is provided with a groove to accommodate the moving wheels of the moving body.
As an alternative embodiment, the rail comprises two L-shaped pieces symmetrically arranged along the tunnel axis, with a gap between the two L-shaped pieces to accommodate the rotary rod.
As a further limitation, the upper end of the vertical part of the L-shaped member is fixedly connected with the tunnel vault through a steel bolt.
As a further limitation, the horizontal portion of the L-shaped member is provided with a groove to accommodate the moving wheel of the corresponding side of the moving body.
As an alternative implementation manner, the control mechanism is a pull wire and a driving mechanism, one end of the pull wire is connected with a connecting ring arranged on the movable vehicle body, the other end of the pull wire is connected with the driving mechanism, and the driving mechanism is used for driving the pull wire to move back and forth.
As an alternative embodiment, the control mechanism is a driving mechanism and a controller, the controller is used for controlling the driving mechanism and changing the rotation direction and/or speed of the driving mechanism, and the driving mechanism can drive the movement of the moving wheel of the moving vehicle body.
As an alternative embodiment, a rotating rod adjusting mechanism is arranged in the moving vehicle body and used for adjusting the relative angle between a rotating rod and the moving vehicle body, one end of the rotating rod is connected with the rotating rod adjusting mechanism, and the other end of the rotating rod is connected with a radar antenna device through a fixing element.
In an alternative embodiment, the rotating rod is an adjustable telescopic rod, and the rotating rod is provided with a plurality of locking pieces for locking the current length.
The working method based on the device comprises the following steps:
mounting a mobile car body in the track;
setting the angle and/or the length of the rotating rod, controlling the moving vehicle body to run in the track at a set speed, and performing radar automatic detection in a certain area by using a radar antenna device;
setting the angle and/or the length of the rotating rod, controlling the moving vehicle body to move in the track at a set speed, and repeating the step until all target areas are detected;
and processing the radar data by using a processor to obtain a detection result.
Compared with the prior art, the beneficial effect of this disclosure is:
the system can be fully automatic and remotely operated through the matching of the controller, the processor and the mobile vehicle body;
according to the device, the angle and/or the length of the rotating rod are/is adjusted, and the moving vehicle body runs along the track, so that real-time all-around detection can be realized, the detection quality effect can be optimized, manpower is saved, the efficiency is improved, and the construction progress is not influenced at all;
the tunnel occupied area is small, and the quality of tunnel surrounding rock can be directly detected in the subsequent tunnel use, so that the subsequent maintenance is facilitated.
In order to make the aforementioned objects, features and advantages of the present disclosure more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not to limit the disclosure.
FIG. 1 is a schematic cross-sectional view of an apparatus according to an embodiment;
FIG. 2 is a schematic diagram of a longitudinal cross-sectional structure of an apparatus according to an embodiment;
in the figure, 1, a track; 2. moving the vehicle body; 3. rotating the rod; 4. a radar antenna box; 5. a rotating hinge; 6. a clip; 7. a moving wheel; 8. a tunnel wall; 9. a tunnel use area; 10. rotating the mounting positions of the rod adjusting device and the radar data processor; 11. and (7) connecting rings.
The specific implementation mode is as follows:
the present disclosure is further described with reference to the following drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.
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 disclosure. 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.
In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only relational terms determined for convenience in describing structural relationships of the parts or elements of the present disclosure, and do not refer to any parts or elements of the present disclosure, and are not to be construed as limiting the present disclosure.
In the present disclosure, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and mean either a fixed connection or an integrally connected or detachable connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present disclosure can be determined on a case-by-case basis by persons skilled in the relevant art or technicians, and are not to be construed as limitations of the present disclosure.
The first embodiment is as follows:
as shown in fig. 1, a device for tunnel automation monitoring based on radar comprises three parts, namely a track 1, a moving vehicle body 2, an adjustable rotating rod 3 and a control device.
The track 1 is made of high polymer materials, is light in weight and high in strength, is fixed on the vault of the tunnel, is connected with a reinforcing steel bar bolt derived from the vault of the tunnel, and is parallel to the axial direction of the tunnel along the extending direction;
a gap is arranged at the upper bottom of the track along the axial direction of the tunnel, and the movable vehicle body is arranged on the track and slides along the track; the track 1 is provided with a groove for the movable vehicle body 2 to slide;
specifically, the track 1 comprises a first L-shaped piece and a second L-shaped piece; the first L-shaped part and the second L-shaped part are symmetrically arranged relative to the tunnel axis, a gap is formed between the first L-shaped part and the second L-shaped part, and the first L-shaped part and the second L-shaped part are combined together to form a track; and grooves are formed in the first L-shaped piece and the second L-shaped piece along the axial direction of the tunnel, and the moving wheels 7 for moving the vehicle body slide along the grooves.
A rotating rod adjusting device and a radar data processor are accommodated in the movable vehicle body 2;
as shown in fig. 2, a rotating lever adjusting device is installed at the center of the bottom of the moving body 2, and moving wheels 7 are provided at both sides of the center. The moving wheels 7 may cooperate with grooves of the track 1.
In this embodiment, the moving wheel is a pulley.
One end of the rotary rod 3 is connected with the rotary rod adjusting device, and the other end of the rotary rod is connected with the radar antenna box 4;
the rotary rod adjusting device can select the existing structure, and can control the angle of the rotary rod 3. The control device controls the movable vehicle body to move in the track.
In this embodiment, the control device is a pull wire and an automatic transmission device, the pull wire is connected to the connection ring 11 on the moving vehicle body 2, the pull wire can be controlled by the automatic transmission device to be pulled forwards or backwards, and the pull wire circulates above the track.
One end of the rotating rod 3 is connected with the rotating rod adjusting device in the moving vehicle body 2, and the other end of the rotating rod is connected with the radar antenna 4 through the clip 6.
The rotary rod 3 comprises a multi-section structure, and is a telescopic structure, and the whole length of the rotary rod can be changed.
The embodiment also provides a use method of the device for automatically monitoring the tunnel lining quality based on the radar, which comprises the following steps:
step 1: drilling an anchor rod at the top end of the tunnel, and finishing the lining of the surrounding rock of the tunnel;
step 2: installing a rail, and connecting the L-shaped polymer rail with the tail end of the anchor rod through a bolt;
and step 3: mounting a rotating rod adjusting device and a radar data processor in a moving vehicle body, placing the moving vehicle body above a track, and enabling moving wheels 7 of the moving vehicle body to be matched with grooves of the track;
and 4, step 4: connecting a pull wire with the mobile vehicle body, connecting a rotating rod with the mobile vehicle body, and connecting a radar antenna box with the rotating rod;
and 5: controlling the moving speed of the stay wire by using a controller;
step 6: changing the angle and/or the length of the rotating rod to carry out radar automatic detection in a tunnel use area 9, and enabling the xutong to avoid the tunnel wall 8;
and 7: the automatic detection can be disassembled after the automatic detection is finished, and if continuous detection or real-time detection is needed, the next detection can be waited without disassembling.
Example two:
the present embodiment is different from the first embodiment in that:
the moving vehicle body of the embodiment is an automatic control trolley, the control mechanism is a driving mechanism and a controller, the controller is used for controlling the driving mechanism and changing the rotation direction and/or speed of the driving mechanism, and the driving mechanism can drive the moving wheels of the moving vehicle body to move.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present disclosure that may be made by those skilled in the art without any inventive work should be included within the scope of the present disclosure.
Claims (10)
1. The utility model provides an automatic detection device of tunnel lining quality which characterized by: including track, removal automobile body, control mechanism, treater and rotary rod, wherein:
the track is fixed on the vault of the tunnel, the track is parallel to the axial direction of the tunnel along the extending direction, and the movable vehicle body is arranged on the track in a sliding manner;
a rotating rod is arranged at the lower end of the movable vehicle body, and the relative angle between the rotating rod and the movable vehicle body is adjustable;
the lower extreme of rotary rod is provided with radar antenna device, be provided with the control mechanism who is used for controlling the motion of removal automobile body and receive and handle the treater of radar antenna device data collection on the removal automobile body.
2. The automatic detection device for the quality of the tunnel lining as claimed in claim 1, wherein: the bottom of the track is provided with a groove to accommodate the moving wheels of the moving vehicle body.
3. The automatic detection device for the quality of the tunnel lining as claimed in claim 1, wherein: the track comprises two L-shaped pieces which are symmetrically arranged along the axis of the tunnel, and a gap is formed between the two L-shaped pieces to accommodate the rotating rod.
4. The automatic detection device for the quality of the tunnel lining as claimed in claim 3, wherein: the upper end of the vertical part of the L-shaped piece is fixedly connected with the arch top of the tunnel through a steel bar bolt.
5. The automatic detection device for the quality of the tunnel lining as claimed in claim 3, wherein: the horizontal part of the L-shaped member is provided with a groove to accommodate the moving wheel of the corresponding side of the moving body.
6. The automatic detection device for the quality of the tunnel lining as claimed in claim 1, wherein: the control mechanism is a stay wire and a driving mechanism, one end of the stay wire is connected with a connecting ring arranged on the movable vehicle body, the other end of the stay wire is connected with the driving mechanism, and the driving mechanism is used for driving the stay wire to move back and forth.
7. The automatic detection device for the quality of the tunnel lining as claimed in claim 1, wherein: the control mechanism is a driving mechanism and a controller, the controller is used for controlling the driving mechanism and changing the rotation direction and/or speed of the driving mechanism, and the driving mechanism can drive the movement of the moving wheels of the moving vehicle body.
8. The automatic detection device for the quality of the tunnel lining as claimed in claim 1, wherein: the automobile body is provided with rotary rod guiding mechanism in the removal automobile body for adjust the rotary rod and the relative angle who removes the automobile body, the one end of rotary rod with rotary rod guiding mechanism connects, the other end of rotary rod is connected with radar antenna device through the mounting.
9. The automatic detection device for the quality of the tunnel lining as claimed in claim 1, wherein: the rotary rod is an adjustable telescopic rod, and a plurality of locking pieces are arranged on the rotary rod to lock the current length.
10. Method of operation of a device according to any of claims 1-9, characterized in that: the method comprises the following steps:
mounting a mobile car body in the track;
setting the angle and/or the length of the rotating rod, controlling the moving vehicle body to run in the track at a set speed, and performing radar automatic detection in a certain area by using a radar antenna device;
setting the angle and/or the length of the rotating rod, controlling the moving vehicle body to move in the track at a set speed, and repeating the step until all target areas are detected;
and processing the radar data by using a processor to obtain a detection result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111338857.0A CN114114225A (en) | 2021-11-12 | 2021-11-12 | Automatic detection device for tunnel lining quality and working method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111338857.0A CN114114225A (en) | 2021-11-12 | 2021-11-12 | Automatic detection device for tunnel lining quality and working method |
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| Publication Number | Publication Date |
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| CN114114225A true CN114114225A (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111338857.0A Pending CN114114225A (en) | 2021-11-12 | 2021-11-12 | Automatic detection device for tunnel lining quality and working method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206177280U (en) * | 2016-11-14 | 2017-05-17 | 西安建筑科技大学 | Realize along chain formula track that tunnel subsides PSD device of automatic monitoring |
| CN109184797A (en) * | 2018-09-25 | 2019-01-11 | 福建省永正工程质量检测有限公司 | A kind of tunnel structure detection device |
| CN109488384A (en) * | 2018-12-28 | 2019-03-19 | 山东大学 | One kind being suitable for tunnel-liner automatic checkout system and method |
| CN111025418A (en) * | 2019-11-19 | 2020-04-17 | 山东大学 | Rail transit tunnel geological radar mobile intelligent detection equipment and operation method |
-
2021
- 2021-11-12 CN CN202111338857.0A patent/CN114114225A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206177280U (en) * | 2016-11-14 | 2017-05-17 | 西安建筑科技大学 | Realize along chain formula track that tunnel subsides PSD device of automatic monitoring |
| CN109184797A (en) * | 2018-09-25 | 2019-01-11 | 福建省永正工程质量检测有限公司 | A kind of tunnel structure detection device |
| CN109488384A (en) * | 2018-12-28 | 2019-03-19 | 山东大学 | One kind being suitable for tunnel-liner automatic checkout system and method |
| CN111025418A (en) * | 2019-11-19 | 2020-04-17 | 山东大学 | Rail transit tunnel geological radar mobile intelligent detection equipment and operation method |
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