CN112710222A - Tunnel pathological condition detection device - Google Patents
Tunnel pathological condition detection device Download PDFInfo
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- CN112710222A CN112710222A CN202011487281.XA CN202011487281A CN112710222A CN 112710222 A CN112710222 A CN 112710222A CN 202011487281 A CN202011487281 A CN 202011487281A CN 112710222 A CN112710222 A CN 112710222A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
- G01B7/18—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge using change in resistance
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/048—Marking the faulty objects
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Abstract
The invention relates to a tunnel ill-condition detection device, which comprises a moving unit, a supporting chain unit and a swinging unit, wherein the moving unit is arranged on the wall of a tunnel and can move along the length direction of the tunnel; the swinging unit is provided with a roller which rolls along the camber direction of the tunnel wall, and the swinging unit is provided with a telescopic stroke rod; the data acquisition unit comprises a sound collector for collecting rolling sound of the roller on the tunnel wall, a three-dimensional scanner for modeling the tunnel wall, an infrared thermal imager for detecting water seepage of the tunnel and a bulge measuring assembly capable of measuring the telescopic stroke of the stroke rod, and the power unit provides power for the moving unit and the swinging unit at the same time. The invention can simultaneously detect the cavity of the tunnel, perform three-dimensional modeling on the tunnel, detect water seepage of the tunnel and detect bulges or pits of the tunnel while the swing unit swings, thereby realizing the pathological detection of the tunnel.
Description
Technical Field
The invention relates to the field of tunnel detection, in particular to a tunnel ill-condition detection device.
Background
The tunnel is generally built in a mountain body or underground, and the address environment is complex, so that the state of the tunnel needs to be monitored for a long time after the tunnel is built, and accidents caused by the conditions of vault sinking, water seepage, swelling and the like of the tunnel are avoided. At present, the tunnel detection needs to close traffic, and detection tasks are completed by means of an overhead working truck and manual or manual instruments. The method based on manual detection has low working efficiency, large personal subjective degree, high cost and large danger. In recent years, with the increasing number of highway tunnels, the traditional manual method cannot meet the requirement of rapid and accurate detection. The existing tunnel detection device drives the device to move and swing through a plurality of power sources to acquire data of the whole tunnel, so that the cost is low and the energy utilization rate is low; the existing tunnel ill-condition detection device detects whether a cavity exists in a tunnel wall in a knocking mode, and the surface of a finished tunnel is easy to damage through knocking; the existing tunnel ill-condition detection device measures the bulge degree of the inner wall of a tunnel through the pressure change of a pressure sensor in a swinging device swinging along the arch degree direction of the tunnel, but when the swinging angle of the swinging device is changed, the gravity of the device per se is inconsistent with the pressure of the pressure sensor, the bulge degree of the inner wall of the tunnel cannot be truly reflected by the pressure value measured by the pressure sensor, and the accuracy of bulge size evaluation is influenced.
Disclosure of Invention
The invention aims to provide a tunnel pathological condition detection device which is used for detecting a tunnel pathological condition.
The purpose of the invention is realized by the technical scheme, which comprises the following steps: the tunnel arch degree adjusting device comprises a moving unit, a supporting chain unit capable of adjusting the supporting chain corresponding to the tunnel arch degree, a swinging unit and a data acquisition unit;
the moving unit is arranged on the wall of the tunnel and can move along the length direction of the tunnel, a supporting chain unit is arranged on the moving unit, and a swinging unit capable of swinging along the camber direction of the tunnel is arranged on the supporting chain unit;
the swing unit comprises a swing rod and a telescopic stroke rod, the swing rod is arranged on the support chain unit in a swinging mode, one end of the stroke rod is provided with a roller which rolls along the arch degree direction of the tunnel wall, and the other end of the stroke rod is arranged on the swing rod in a telescopic mode;
the data acquisition unit comprises a sound collector for collecting rolling sound of the roller on the tunnel wall, a three-dimensional scanner for three-dimensional scanning of the tunnel wall, an infrared thermal imager for detecting water seepage of the tunnel and a bulge measuring assembly capable of measuring the telescopic stroke of the stroke rod;
the three-dimensional scanner, the sound collector and the infrared thermal imager are arranged on a mounting seat at one end, close to the roller, of the stroke rod, the measuring end of the bulge measuring assembly is matched with the stroke rod, and the bulge measuring assembly is arranged on the swinging rod;
the power unit simultaneously provides power for the moving unit and the swinging unit.
Preferably, the mobile unit includes: the first guide rail, the second guide rail, the first sliding block, the second sliding block, the first roller, the second roller and the ratchet wheel;
the first guide rail and the second guide rail are respectively arranged on two opposite side walls of the tunnel along the length direction of the tunnel, the first sliding block is arranged on the first guide rail in an encircling and sliding manner, a motor of a power unit is arranged between the first sliding block and the first guide rail, the motor is arranged on the first sliding block, a power output shaft of the motor is sleeved with a ratchet wheel, a first roller wheel is sleeved outside the ratchet wheel, and the first roller wheel can roll along the side wall of the first guide rail;
the second roller can roll along the top wall of the second guide rail, the second roller is rotatably arranged on the bottom end face of the second sliding block, and the first sliding block is connected with the second sliding block through a supporting chain unit.
Preferably, the supporting chain unit comprises a plurality of supporting chain links, every two adjacent supporting chain links are hinged through bolts and nuts, the axis direction of each bolt is parallel to the length direction of the tunnel, the head and the tail of each supporting chain link are hinged to the first sliding block and the second sliding block respectively, and the plurality of supporting chain links are provided with swinging rods of the swinging units in a swinging mode.
Preferably, a plurality of the support links are provided with swing units, and each swing unit comprises: the device comprises a first rotating shaft, a mounting block, a second rotating shaft, a third roller, a fourth roller, a swinging rod, a groove, a sliding rod, a limiting column, a first spring, a rotary disc, a second spring, a steel wire, a rack, a gear, a first cavity and a second cavity;
the turntable is arranged on the motor, one end of the steel wire is connected to the turntable, the other end of the steel wire sequentially penetrates through the upper end face and the lower end face of the first sliding block and each supporting chain link and is connected to a second spring, the steel wire can slide in each supporting chain link, a first cavity is formed in each supporting chain link, the second spring is located in a second cavity of the last supporting chain link far away from the first sliding block, and the second spring is connected with the bottom end face of the steel wire and the second cavity;
a rack is arranged in the first cavity in a sliding mode along the camber direction of the tunnel, the rack is meshed with a gear, the gear is arranged on a first rotating shaft, the first rotating shaft penetrates through the inner wall and the outer wall of the supporting chain link and extends out of the supporting chain link, and the axis of the first rotating shaft is parallel to the length direction of the tunnel and is rotatably arranged on the supporting chain link;
a swinging rod is arranged on the extending section of the first rotating shaft extending out of the supporting chain link, a groove is formed in the side wall of the swinging rod close to the tunnel, a limiting column is arranged in the groove in a sliding mode and sleeved on the sliding rod, one end of the sliding rod extends out of the groove and is connected with an installation block, the other end of the sliding rod can slidably penetrate through the inner wall and the outer wall of the swinging rod and extends out of the swinging rod, the limiting column is connected with the bottom end face of the groove through a first spring, and the first spring is sleeved on the sliding rod;
one end, close to the tunnel wall, of each sliding rod is provided with a mounting block, a second rotating shaft is arranged on each mounting block in a rotating mode, the axis direction of each second rotating shaft is parallel to the axis direction of each first rotating shaft, a third roller and a fourth roller which can swing along the camber direction of the tunnel are arranged at two ends of each second rotating shaft respectively, and the third rollers and the fourth rollers are attached to the inner wall of the tunnel;
and the mounting block is provided with a sound collector of a data acquisition unit, a three-dimensional scanner and an infrared thermal imager.
Preferably, the bump measuring component comprises a resistance column and a conductive sliding sheet;
the resistance post is connected on the section that stretches out that the swinging arms is stretched out to the slide bar, the swinging arms is kept away from the tunnel wall on the lateral wall one end of connecting electrically conductive gleitbretter, the other end and the laminating of resistance post slidable of electrically conductive gleitbretter, electrically conductive gleitbretter electric connection external power source, resistance post electric connection external power source.
Preferably, the data acquisition unit further comprises a controller, the sound collector, the three-dimensional scanner and the infrared thermal imager are electrically connected with the controller, the sound collector, the three-dimensional scanner and the infrared thermal imager are electrically connected with an external power supply, and the controller is arranged on the first sliding block.
Due to the adoption of the technical scheme, the invention has the following advantages:
1. the first roller is driven to move forwards, the second roller is driven to move forwards and the oscillating rod is driven to swing upwards through the forward rotation of the motor, and the oscillating rod is driven to swing downwards through the cooperation of the reverse rotation of the first motor and the second spring, so that the oscillating rod can swing downwards while the device travels the same stroke, and the energy utilization rate is improved;
2. the telescopic distance of the connecting column when the third roller and the fourth roller pass through the tunnel bulge or the sunken position can be reflected through the matching of the conductive sliding sheet and the resistance column, and the sliding distance of the conductive sliding sheet can be calculated through the conversion of the sudden change resistance value of the resistance column, so that the bulge or the sunken size of the tunnel wall can be reflected;
3. according to the method, the bulge measuring assembly, the sound collector, the three-dimensional scanner and the infrared thermal imager are all arranged on the oscillating rod, and data of bulges or pits of the tunnel, cavity data of the tunnel, model data of the tunnel and water seepage data of the tunnel can be collected at one time through reciprocating oscillation of the oscillating rod and forward movement of the first sliding block and the second sliding block, so that the device is saved, and the working efficiency is improved;
4. this application collects the sound change that third gyro wheel and fourth gyro wheel along the tunnel wall through sound collector and can judge whether there is the cavity in tunnel, has avoided judging the damage of the cavity in tunnel to the tunnel surface through the form of strikeing.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.
Drawings
The drawings of the present invention are described below.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of the present invention at A;
FIG. 3 is an enlarged view of a portion of the present invention at B;
FIG. 4 is an enlarged view of a portion of the present invention at C;
FIG. 5 is a sectional view of the support chain unit and a structural view of a wire, a gear and a rack of the swing unit according to the present invention;
FIG. 6 is an enlarged view of a portion of the present invention at D;
FIG. 7 is an enlarged view of a portion of the present invention at E;
FIG. 8 is a schematic structural diagram of a swing unit according to the present invention;
fig. 9 is a front view of a swing unit of the present invention;
fig. 10 is a cross-sectional view at F-F of the present invention.
In the figure: 1. a first guide rail; 2. a second guide rail; 3. a first slider; 4. a second slider; 5. a first roller; 6. a second roller; 7. a ratchet wheel; 8. a support link; 9. a bolt; 10. a nut; 11. a first rotating shaft; 12. mounting blocks; 13. a second rotating shaft; 14. a third roller; 15. a fourth roller; 16. a swing lever; 17. a groove; 18. a slide bar; 19. a limiting column; 20. a first spring; 21. a resistance post; 22. a conductive slip sheet; 23. a turntable; 24. a second spring; 25. a steel wire; 26. a rack; 27. a gear; 28. a first cavity; 29. a sound collector; 30. a three-dimensional scanner; 31. an infrared thermal imager; 32. a controller; 33. a motor; 34. a second cavity; 35. and (4) tunneling.
Detailed Description
The invention is further illustrated by the following figures and examples.
As shown in fig. 1 to 10, a tunnel ill-condition detecting apparatus includes: the tunnel arch degree adjusting device comprises a moving unit, a supporting chain unit capable of adjusting the supporting chain corresponding to the tunnel arch degree, a swinging unit and a data acquisition unit; the moving unit is arranged on the wall of the tunnel and can move along the length direction of the tunnel, a supporting chain unit is arranged on the moving unit, and a swinging unit capable of swinging along the camber direction of the tunnel is arranged on the supporting chain unit; the swing unit comprises a swing rod and a telescopic stroke rod, the swing rod is arranged on the support chain unit in a swinging mode, one end of the stroke rod is provided with a roller which rolls along the arch degree direction of the tunnel wall, and the other end of the stroke rod is arranged on the swing rod in a telescopic mode; the data acquisition unit comprises a sound collector for collecting rolling sound of the roller on the tunnel wall, a three-dimensional scanner for three-dimensional scanning of the tunnel wall, an infrared thermal imager for detecting water seepage of the tunnel and a bulge measuring assembly capable of measuring the telescopic stroke of the stroke rod; the three-dimensional scanner, the sound collector and the infrared thermal imager are arranged on a mounting seat at one end, close to the roller, of the stroke rod, the measuring end of the bulge measuring assembly is matched with the stroke rod, and the bulge measuring assembly is arranged on the swinging rod; the power unit simultaneously provides power for the moving unit and the swinging unit.
The mobile unit includes: the device comprises a first guide rail 1, a second guide rail 2, a first sliding block 3, a second sliding block 4, a first roller 5, a second roller 6 and a ratchet wheel 7; the first guide rail 1 and the second guide rail 2 are respectively arranged on two opposite side walls of the tunnel along the length direction of the tunnel, the first sliding block 3 is arranged on the first guide rail 1 in an encircling and sliding manner, a motor 33 of a power unit is arranged between the first sliding block 3 and the first guide rail 1, the motor 33 is arranged on the first sliding block 3, a ratchet 7 is sleeved on a power output shaft of the motor 33, a first roller 5 is sleeved outside the ratchet 7, and the first roller 5 can roll along the side wall of the first guide rail 1; the second roller 6 can roll along the top wall of the second guide rail 2, the second roller 6 is rotatably arranged on the bottom end face of the second sliding block 4, and the first sliding block 3 is connected with the second sliding block 4 through a supporting chain unit.
The supporting chain unit comprises a plurality of supporting chain links 8, the supporting chain links are hinged between the supporting chain links 8 through bolts 9 and nuts 10, the axis direction of the bolts 9 is parallel to the length direction of the tunnel, the supporting chain links 8 are hinged to the first sliding block 3 and the second sliding block 4 respectively from head to tail, and the supporting chain links 8 are provided with swinging rods of swinging units in a swinging mode.
A plurality of all be provided with the swing unit on the support link 8, the swing unit all includes: the device comprises a first rotating shaft 11, a mounting block 12, a second rotating shaft 13, a third roller 14, a fourth roller 15, a swinging rod 16, a groove 17, a sliding rod 18, a limiting column 19, a first spring 20, a rotating disc 23, a second spring 24, a steel wire 25, a rack 26, a gear 27, a first cavity 28 and a second cavity 34; the turntable 23 is arranged on the motor 33, one end of the steel wire 25 is connected to the turntable 23, the other end of the steel wire 25 sequentially penetrates through the upper end surface and the lower end surface of the first sliding block 3, each supporting chain link 8 and is connected to the second spring 24, the steel wire 25 can slide in each supporting chain link 8, a first cavity 28 is formed in each supporting chain link 8, the second spring 24 is located in a second cavity 34 of the last supporting chain link far away from the first sliding block 3, and the second spring 24 is connected with the bottom end surfaces of the steel wire 25 and the second cavity 34; a rack 26 is arranged in the first cavity 28 in a sliding manner along the camber direction of the tunnel, the rack 26 is meshed with a gear 27, the gear 27 is arranged on a first rotating shaft 11, the first rotating shaft 11 penetrates through the inner wall and the outer wall of the supporting chain link 8 and extends out of the supporting chain link 8, and the axis of the first rotating shaft 11 is parallel to the length direction of the tunnel and is rotatably arranged on the supporting chain link 8; a swinging rod 16 is arranged on the extending section of the first rotating shaft 11 extending out of the supporting chain link 8, a groove 17 is formed in the side wall of the swinging rod 16 close to the tunnel, a limiting column 19 is arranged in the groove 17 in a sliding manner, the limiting column 19 is sleeved on the sliding rod 18, one end of the sliding rod 18 extends out of the groove 17 and is connected with the mounting block 12, the other end of the sliding rod 18 can slidably penetrate through the inner wall and the outer wall of the swinging rod 16 and extend out of the swinging rod 16, the limiting column 19 is connected with the bottom end face of the groove 17 through a first spring 20, and the first spring 20 is sleeved on the sliding rod 18; one end, close to the tunnel wall, of the sliding rod 18 is provided with an installation block 12, a second rotating shaft 13 is rotatably arranged on the installation block 12, the axis direction of the second rotating shaft 13 is parallel to the axis direction of the first rotating shaft 11, two ends of the second rotating shaft 13 are respectively provided with a third roller 14 and a fourth roller 15 which can swing along the camber direction of the tunnel, and the third roller 14 and the fourth roller 15 are both attached to the inner wall of the tunnel; the mounting block 12 is provided with a sound collector 29 of a data acquisition unit, a three-dimensional scanner 30 and an infrared thermal imager 31.
The bump measuring component comprises a resistance column 21 and a conductive sliding sheet 22; resistance post 21 is connected on the section that stretches out that slide bar 18 stretches out swinging arms 16, swinging arms 16 keep away from the tunnel wall on the lateral wall connect the one end of electrically conductive gleitbretter 22, the other end and the laminating of resistance post 21 slidable of electrically conductive gleitbretter 22, electrically conductive gleitbretter 22 electric connection external power source, resistance post 21 electric connection external power source.
The data acquisition unit further comprises a controller 32, the sound collector 29, the three-dimensional scanner 30 and the infrared thermal imager 31 are electrically connected with the controller 32, the sound collector 29, the three-dimensional scanner 30 and the infrared thermal imager 31 are electrically connected with an external power supply, and the controller 32 is arranged on the first sliding block 3.
The working principle is as follows: when the tunnels 35 with different camber need to be detected, the supporting chain links 8 are rotated to be consistent with the camber of the tunnels 35 by loosening the nuts 10, then the nuts 10 are tightened to fix the supporting chain links 8, and the camber of the supporting chain units corresponds to the camber of the tunnels 35, so that the detection of the tunnel wall by the detection equipment is facilitated; when the tunnel 35 is detected, the motor 33 is started to rotate forward to drive the first roller 5 to roll on the first guide rail 1, so as to drive the supporting chain unit to move forward, meanwhile, the motor 33 rotates forward to drive the rotating disc 23 to rotate forward, the rack 26 is driven to move to the right in the first cavity 28 through the steel wire 25, the second spring 24 is stretched, the first rotating shaft 11 is driven to rotate through the meshing of the rack 26 and the gear 27, so as to drive the swinging rod 16 to swing to the right, so as to drive the third roller 14 and the fourth roller 15 to roll on the tunnel wall, the motor 33 is started to rotate reversely, the steel wire 25 is driven by the second spring 24 to move to the left, so as to drive the rack 26 to move to the left in the first cavity 28, so as to drive the swinging rod 16 to swing to the left, so as to complete a swinging period of the swinging rod 16, the reciprocating swinging of the swinging rod 16 can drive the mounting block 12 to reciprocate, so as to drive the three-, therefore, 3D model scanning and water seepage data collection are carried out on the tunnel wall, the motor 33 is started to rotate forwards again, the device can be driven to move forwards and simultaneously drive the swinging rod 16 to start the next swinging period, when the third roller 14 and the fourth roller 15 roll on the tunnel wall in a reciprocating mode, when the position of a bulge or a pit of the tunnel 35 is met, the connecting column 18 stretches under the driving of the first spring 20, the resistance column 21 is driven to stretch, the contact position of the resistance column 21 and the conductive sliding sheet 22 is changed, resistance change is achieved, the stretching distance of the resistance column 21 can be converted, data collection of the size of the bulge or the pit of the tunnel 35 is achieved, sound generated by the third roller 14 and the fourth roller 15 rolling on the tunnel wall in a reciprocating mode is collected through the sound collector 29, the cavity of the tunnel 35 can be judged through the change of the sound, and the bulge measuring component and the sound collector are used for measuring the data, The tunnel abnormal position judged by the data collected by the three-dimensional scanner and the infrared thermal imager can be marked on the scanned 3D tunnel model, so that the actual position can be found more quickly and conveniently for subsequent maintenance.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.
Claims (6)
1. A tunnel morbidity detection apparatus, the apparatus comprising: the tunnel arch degree adjusting device comprises a moving unit, a supporting chain unit capable of adjusting the supporting chain corresponding to the tunnel arch degree, a swinging unit, a data acquisition unit and a power unit;
the moving unit is arranged on the wall of the tunnel and can move along the length direction of the tunnel, a supporting chain unit is arranged on the moving unit, and a swinging unit capable of swinging along the camber direction of the tunnel is arranged on the supporting chain unit;
the swing unit comprises a swing rod and a telescopic stroke rod, the swing rod is arranged on the support chain unit in a swinging mode, one end of the stroke rod is provided with a roller which rolls along the arch degree direction of the tunnel wall, and the other end of the stroke rod is arranged on the swing rod in a telescopic mode;
the data acquisition unit comprises a sound collector (29) for collecting rolling sound of the roller on the tunnel wall, a three-dimensional scanner (30) for three-dimensional scanning of the tunnel wall, an infrared thermal imager (31) for detecting water seepage of the tunnel and a bulge measuring assembly capable of measuring the telescopic stroke of the stroke rod;
the three-dimensional scanner (30), the sound collector (29) and the infrared thermal imager (31) are arranged on a mounting seat at one end, close to the roller, of the stroke rod, the measuring end of the bulge measuring assembly is matched with the stroke rod, and the bulge measuring assembly is arranged on the swinging rod;
the power unit simultaneously provides power for the moving unit and the swinging unit.
2. The apparatus of claim 1, wherein the mobile unit comprises: the device comprises a first guide rail (1), a second guide rail (2), a first sliding block (3), a second sliding block (4), a first roller (5), a second roller (6) and a ratchet wheel (7);
the first guide rail (1) and the second guide rail (2) are respectively arranged on two opposite side walls of the tunnel along the length direction of the tunnel, the first sliding block (3) is arranged on the first guide rail (1) in an encircling and sliding manner, a motor (33) of a power unit is arranged between the first sliding block (3) and the first guide rail (1), the motor (33) is arranged on the first sliding block (3), a ratchet wheel (7) is sleeved on a power output shaft of the motor (33), a first roller (5) is sleeved outside the ratchet wheel (7), and the first roller (5) can roll along the side wall of the first guide rail (1);
the second roller (6) can roll along the top wall of the second guide rail (2), the second roller (6) is rotatably arranged on the bottom end face of the second sliding block (4), and the first sliding block (3) is connected with the second sliding block (4) through a supporting chain unit.
3. The device for detecting tunnel pathological conditions according to claim 2, wherein the supporting chain unit comprises a plurality of supporting chain links (8), two adjacent supporting chain links (8) are hinged through bolts (9) and nuts (10), the axis direction of the bolts (9) is parallel to the length direction of the tunnel, the supporting chain links (8) are hinged to the first sliding block (3) and the second sliding block (4) from head to tail, and the supporting chain links (8) are provided with swinging rods of swinging units in a swinging mode.
4. A tunnel pathological condition detection device according to claim 3, wherein a plurality of support links (8) are provided with swing units, and each swing unit comprises: the device comprises a first rotating shaft (11), a mounting block (12), a second rotating shaft (13), a third roller (14), a fourth roller (15), a swinging rod (16), a groove (17), a sliding rod (18), a limiting column (19), a first spring (20), a turntable (23), a second spring (24), a steel wire (25), a rack (26), a gear (27), a first cavity (28) and a second cavity (34);
the rotary table (23) is arranged on the motor (33), one end of the steel wire (25) is connected to the rotary table (23), the other end of the steel wire (25) sequentially penetrates through the upper end face and the lower end face of the first sliding block (3), each supporting chain link (8) and is connected to the second spring (24), the steel wire (25) can slide in each supporting chain link (8), a first cavity (28) is formed in each supporting chain link (8), the second spring (24) is located in a second cavity (34) of the last supporting chain link far away from the first sliding block (3), and the second spring (24) is connected with the bottom end faces of the steel wire (25) and the second cavity (34);
a rack (26) is arranged in the first cavity (28) in a sliding mode along the camber direction of the tunnel, the rack (26) is meshed with a gear (27), the gear (27) is arranged on a first rotating shaft (11), the first rotating shaft (11) penetrates through the inner wall and the outer wall of the supporting chain link (8) and extends out of the supporting chain link (8), and the axis of the first rotating shaft (11) is parallel to the length direction of the tunnel and is rotatably arranged on the supporting chain link (8);
a swinging rod (16) is arranged on a stretching section of the first rotating shaft (11) stretching out of the supporting chain link (8), a groove (17) is formed in the side wall, close to the tunnel, of the swinging rod (16), a limiting column (19) is arranged in the groove (17) in a sliding mode, the limiting column (19) is sleeved on the sliding rod (18), one end of the sliding rod (18) stretches out of the groove (17) and is connected with a mounting block (12), the other end of the sliding rod (18) can slidably penetrate through the inner wall and the outer wall of the swinging rod (16) and stretch out of the swinging rod (16), the limiting column (19) is connected with the bottom end face of the groove (17) through a first spring (20), and the first spring (20) is sleeved on the sliding rod (;
an installation block (12) is arranged at one end, close to the tunnel wall, of the sliding rod (18), a second rotating shaft (13) is arranged on the installation block (12) in a rotating mode, the axis direction of the second rotating shaft (13) is parallel to the axis direction of the first rotating shaft (11), a third roller (14) and a fourth roller (15) which can swing along the camber direction of the tunnel are arranged at two ends of the second rotating shaft (13) respectively, and the third roller (14) and the fourth roller (15) are attached to the inner wall of the tunnel;
and the mounting block (12) is provided with a sound collector (29) of a data acquisition unit, a three-dimensional scanner (30) and an infrared thermal imager (31).
5. A tunneling morbidity detection apparatus as claimed in claim 4, characterized by the bulge measurement assembly comprising a resistive column (21), a conductive slide (22);
resistance post (21) are connected on slide bar (18) stretch out the section of stretching out of swinging arms (16), swinging arms (16) are kept away from the tunnel wall on the lateral wall one end of connecting electrically conductive gleitbretter (22), the other end and the laminating of resistance post (21) slidable of electrically conductive gleitbretter (22) electric connection external power source, resistance post (21) electric connection external power source.
6. The device for detecting tunnel pathological condition according to claim 4, wherein the data acquisition unit further comprises a controller (32), the sound collector (29), the three-dimensional scanner (30) and the infrared thermal imager (31) are all electrically connected to the controller (32), the sound collector (29), the three-dimensional scanner (30) and the infrared thermal imager (31) are all electrically connected to an external power source, and the controller (32) is disposed on the first sliding block (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011487281.XA CN112710222B (en) | 2020-12-16 | 2020-12-16 | Tunnel pathological condition detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011487281.XA CN112710222B (en) | 2020-12-16 | 2020-12-16 | Tunnel pathological condition detection device |
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| CN112710222A true CN112710222A (en) | 2021-04-27 |
| CN112710222B CN112710222B (en) | 2022-11-18 |
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| CN202011487281.XA Active CN112710222B (en) | 2020-12-16 | 2020-12-16 | Tunnel pathological condition detection device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113317061A (en) * | 2021-07-13 | 2021-08-31 | 重庆花韵网络科技有限公司 | Equipment is woven in potted landscape tree molding |
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| CN118565374A (en) * | 2024-08-01 | 2024-08-30 | 中交一公局西南工程有限公司 | Tunnel disease state detection device |
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