Road-railway dual-purpose tunnel wall back disease detection equipment and method

Abstract

The invention relates to the technical field of tunnel wall rear disease detection, and provides highway-railway dual-purpose tunnel wall rear disease detection equipment which comprises a vehicle body, a telescopic frame body is arranged on the vehicle body, a plurality of telescopic assemblies are arranged on the telescopic frame body and can be connected through linkage assemblies, and the linkage assemblies are used for driving the telescopic assemblies to rotate around the telescopic frame body. Each telescopic assembly comprises a telescopic arm, a detection mounting assembly is arranged at one end, away from the telescopic frame body, of each telescopic arm, and a detector is mounted on each detection mounting assembly; the angle positioning assemblies are arranged on the telescopic frame body and correspond to the telescopic assemblies respectively. A moving assembly is arranged at the bottom of the vehicle body and comprises wheels and rail wheels, the wheels are used for moving in the trackless tunnel, and the rail wheels are used for being matched with rails to move in the rail tunnel. The tunnel wall back disease detection device can meet the requirement for wall back disease detection of two types of tunnels on roads and railways, the detection efficiency and the detection precision can be improved, the occupied space can be reduced, and the practicability of the device is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of tunnel wall defect detection, and in particular to a road-rail dual-use tunnel wall defect detection device and method. Background Art

[0002] In order to ensure the quality of the tunnel and prevent the backfill of the tunnel wall from being loose during tunnel construction, it is necessary to conduct backwall disease detection after grouting is completed and deal with the disease problems in a timely manner. The traditional detection method uses a simple scaffolding to set up a bracket and then uses a manual handheld instrument or large equipment, or a large mechanical vehicle, which takes up a large space, wastes a lot of manpower, has low safety, and poor detection effect.

[0003] Therefore, in view of the above problems, a road-rail dual-use tunnel wall defect detection device and method are proposed to solve the above problems. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention develops a road-rail dual-purpose tunnel wall defect detection device, which can be applied to the wall defect detection of two types of tunnels, namely, highway and railway tunnels, and can improve the detection efficiency and detection accuracy, and can also reduce the occupied space and improve the practicality.

[0005] In order to achieve the above-mentioned purpose, the present invention is implemented through the following technical solutions: a road-rail dual-purpose tunnel wall defect detection device, comprising: a vehicle body, a telescopic frame body is arranged on the vehicle body, a plurality of telescopic components are arranged on the telescopic frame body, the plurality of telescopic components can be connected through a linkage component, the linkage component is used to drive the telescopic components to rotate around the telescopic frame body, the telescopic components all include telescopic arms, and a detection installation component is arranged at one end of the telescopic arms away from the telescopic frame body, the detection installation component is used to install a detector, and is used to simultaneously detect the wall defect conditions behind the tunnel at different angles; an angle positioning component, one group of which is arranged on the telescopic frame body corresponding to each group of telescopic components, and is used to temporarily fix the angle position corresponding to the rotation of the telescopic component; a moving component is arranged at the bottom of the vehicle body, and the moving component includes wheels and track wheels, the wheels are used to move in a trackless tunnel, and the track wheels are used to cooperate with the track to move in a tracked tunnel.

[0006] Preferably, the telescopic assembly also includes a telescopic rotating shaft, which is arranged on the telescopic frame, and the axis of the telescopic rotating shaft is parallel to the direction of movement of the vehicle body. The telescopic arm includes a main arm, and the main arm is arranged on the telescopic rotating shaft. The telescopic rotating shaft is used to drive the main arm to rotate. A sub-arm 1 is slidably arranged in the main arm, and the main arm and the sub-arm 1 are connected by a telescopic power part 1. A sub-arm 2 is slidably arranged in the sub-arm 1, and the sub-arm 1 and the sub-arm 2 are clamped by a positioning part. A rotating seat is rotatably arranged at one end of the sub-arm 2 away from the telescopic frame, and a detection installation assembly is arranged on the rotating seat. The sub-arm 2 and the rotating seat are connected by a telescopic power part 2, which is used to adjust the overall angle of the detection installation assembly.

[0007] Preferably, the detection installation assembly includes an outer bin, which is arranged on a rotating seat, a shock-absorbing member is arranged inside the outer bin, an installation bin is arranged on the shock-absorbing member, a bolt hole for connecting a fixing bolt is formed through the side of the installation bin, the fixing bolt is used to connect the detector, and a gasket is arranged between the fixing bolt and the detector.

[0008] Preferably, the mobile component also includes a steering end and a driving end, the steering end includes a steering power component, which is arranged at the bottom of the vehicle body, the output end of the steering power component is connected to a swing rod, the swing rod is connected to a direction shaft, the direction shaft is rotatably arranged on the vehicle body, the swing rod is used to drive the direction shaft to rotate, the bottom end of the direction shaft is connected to a coaxially connected track wheel and wheel, which is used to change the direction of the track wheel and wheel; the driving end includes a mobile power component, which is arranged at the bottom of the vehicle body, the output end of the mobile power component is connected to a drive shaft, and the track wheel and wheel are coaxially arranged on the drive shaft for moving the vehicle body.

[0009] Preferably, the linkage assembly includes a rotating power member and a rotating connecting piece, the rotating power member is arranged on the telescopic frame body, the output end of the rotating power member is connected to the rotating main shaft, the rotating main shaft is rotatably arranged on the telescopic frame body, and the rotating main shaft is coaxially sleeved in the telescopic rotating shaft, a rotating connecting plate is coaxially arranged on the rotating main shaft corresponding to each group of telescopic components, and drives the rotating connecting plate to rotate, the rotating connecting piece is coaxially movably arranged on the corresponding telescopic rotating shaft corresponding to each group of telescopic components, and the moving direction of the rotating connecting piece is parallel to the axial direction of the telescopic rotating shaft, and is used to connect the rotating connecting plate, and the rotating connecting plate drives the rotating connecting piece to rotate to drive the telescopic rotating shaft to rotate.

[0010] Preferably, the angle fixing assembly includes an upper clamping plate and a lower clamping plate, which are movably arranged on both sides of the telescopic rotating axis on the telescopic frame body and are at the same distance from the telescopic rotating axis. They are used to move in the direction of the telescopic rotating axis and clamp the telescopic rotating axis to prevent it from continuing to rotate. The upper clamping plate and the lower clamping plate are connected by a connecting piece for simultaneous movement.

[0011] Preferably, a control platform is also included, which is arranged on the vehicle body and includes a main engine connected to a detector and various power parts and is used to control the normal operation of the device.

[0012] Preferably, a storage box is provided on the vehicle body for placing the detection installation components and the detector.

[0013] Preferably, counterweights are provided on both sides of the vehicle body in the forward direction to stabilize the vehicle body; and warning lights and lighting lights are provided in front of the vehicle body and in front of the telescopic frame, respectively.

[0014] The present invention also provides a tunnel wall defect detection method, comprising the above-mentioned road-rail dual-purpose tunnel wall defect detection device, and further comprising the following steps: Step 1: Select wheels or rail wheels according to the type of tunnel to be inspected. Select wheels for highway tunnels and rail wheels for railway tunnels, and move the equipment into the tunnel. Step 2: Turn on the warning light and lighting, and place the counterweights at the corresponding positions on both sides of the vehicle body; Step 3: Take out the detection installation assembly and the detector from the storage box, and install the detection installation assembly and the detector at one end of the telescopic arm of each telescopic assembly away from the telescopic frame; Step 4: Start the rotating power part, rotate the main shaft to drive the rotating connecting plate to rotate, connect the corresponding rotating connecting piece on the first group of multiple telescopic components with its corresponding rotating connecting plate, drive the rotating connecting piece to rotate through the rotating connecting plate, and drive the telescopic rotating shaft and telescopic arm of the first group to rotate by the rotating connecting plate, and rotate the telescopic arm of the first group of telescopic components to a set angle position according to the specifications of the tunnel to be inspected and the inspection position; Step 5: Move the upper clamping plate and the lower clamping plate of the angle positioning assembly corresponding to the first group of telescopic assemblies so that the upper clamping plate and the lower clamping plate clamp the telescopic rotation axis of the first group of telescopic assemblies, and then disconnect the connection between the rotating connecting piece and the rotating connecting plate corresponding to the first group of telescopic assemblies, and the angle position of the telescopic arm of the first group of telescopic assemblies is temporarily fixed; Step 6: sequentially connect the rotating connecting pieces corresponding to each set of telescopic components to the rotating connecting plates, and rotate them to different angle positions in turn, and temporarily fix their angle positions through the angle positioning components corresponding to each set of telescopic components; Step 7: Adjust the telescopic arm of each telescopic assembly to the corresponding length with the tunnel wall through the telescopic power member 1 and the positioning member, then adjust the telescopic power member 2 to make the detector parallel to the detection surface, and then fine-tune the telescopic power member 2 to ensure that the detector contacts the detection surface more fully, and then control the equipment through the control platform to perform the detection work; Step 8: After the work is completed, the telescopic arm will be retracted, and then the detection installation assembly and the detector will be removed and placed in the storage box. Then the rotating connecting pieces on each set of telescopic components will be connected to their corresponding rotating connecting plates. Then the upper and lower clamping plates corresponding to each set of telescopic components will be opened, and the main shaft will be rotated to rotate the telescopic arm of each set of telescopic components into the telescopic frame body. When the telescopic arm is within the telescopic frame body, its corresponding rotating connecting piece will be disconnected from the rotating connecting plate again. The corresponding upper and lower clamping plates will clamp the telescopic rotating shaft again to prevent the telescopic arm from shaking during the movement of the equipment, and then the equipment will be moved out of the tunnel.

[0015] The effects provided in the summary of the invention are only the effects of the embodiments, rather than all the effects of the invention. The above technical solution has the following advantages: 1. The present invention provides wheels and track wheels, so that the device can be applied to the detection of wall defects in two types of tunnels on roads and railways, and can realize single-side driving detection in the tunnel when detecting highway tunnels, that is, driving close to one side of the tunnel, which reduces the space occupied by the device compared with driving detection in the center of the tunnel; 2. The present invention provides multiple groups of independently rotatable telescopic components on the telescopic frame, which can be rotated to different angles, so that the defect detection can be performed at different angles in the tunnel at the same time during movement, thereby improving the detection efficiency; and provides a linkage component, which can freely control the rotation of different telescopic components through the same power shaft according to the needs of the site, so as to realize the rotation of a single group of telescopic components or the simultaneous rotation of multiple groups of telescopic components, thereby improving the economy of the device; and provides an angle positioning component to temporarily fix the angle position of the telescopic component, thereby improving the safety and stability of the device; 3. The present invention adjusts the angle of the telescopic arm by setting a telescopic rotating shaft, changes the length of the telescopic arm by telescopic power member 1 and the positioning member, and adjusts the angle between the detector and the detection surface by telescopic power member 2 to better fit the detection surface, thereby improving the detection efficiency and the detection accuracy, and having better practicality; 4. The present invention provides a detachable detection installation assembly, so that the detection installation assembly and the detector can be removed and placed in a storage box when the device is not in use, and the telescopic arm can be rotated into the telescopic frame body for storage and organization, thereby reducing the space occupied by the device and facilitating transportation and transfer. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention.

[0017] Figure 1 The overall structure of the embodiment of the present invention is shown in FIG. Figure 1 ; Figure 2 The overall structure of the embodiment of the present invention is shown in FIG. Figure 2 ; Figure 3 It is a schematic diagram of the structure after storage of an embodiment of the present invention; Figure 4 It is a schematic diagram of the positions of some linkage components and angle positioning components of an embodiment of the present invention; Figure 5 A schematic diagram of the connection between some linkage components and telescopic components according to an embodiment of the present invention; Figure 6 It is a partial cross-sectional structural schematic diagram of a linkage assembly on a telescopic frame according to an embodiment of the present invention; Figure 7 It is a schematic structural diagram of an angle positioning assembly on a telescopic frame according to an embodiment of the present invention; Figure 8 It is a structural schematic diagram of a telescopic assembly according to an embodiment of the present invention; Fig. 9 It is a schematic diagram of the steering end of the mobile assembly according to an embodiment of the present invention; Fig.10 A schematic diagram of a driving end of a mobile component according to an embodiment of the present invention; Fig.11 The structure of the detection installation component of the embodiment of the present invention is shown in FIG. Figure 1 ; Fig.12 The structure of the detection installation component of the embodiment of the present invention is shown in FIG. Figure 2 .

[0018] In the figure, 1, vehicle body; 2, telescopic frame; 3, telescopic assembly; 4, detection and installation assembly; 5, detector; 6, mobile assembly; 7, control platform; 8, storage box; 9, counterweight; 10, alarm light; 11, lighting lamp; 12, linkage assembly; 13, angle positioning assembly; 301, telescopic arm; 302, telescopic rotating shaft; 303, telescopic power part 1; 304, telescopic power part 2; 305, positioning part; 3011, main arm; 3012, auxiliary arm 1; 3013, auxiliary arm 2; 401, outer compartment; 402, shock absorbing member; 403, device compartment; 404, fixing bolt; 405, gasket; 601, wheel; 602, track wheel; 603, steering power member; 604, swing rod; 605, direction shaft; 606, moving power member; 607, driving shaft; 1201, rotating power member; 1202, rotating main shaft; 1203, rotating connecting plate; 1204, rotating connecting plate; 1301, upper clamping plate; 1302, lower clamping plate; 1303, connecting member. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] Embodiment 1 like Figure 1-Figure 12As shown, a road-rail dual-purpose tunnel wall defect detection device comprises: a vehicle body 1, a telescopic frame 2 is arranged on the vehicle body 1, a plurality of independently rotatable telescopic components 3 are arranged on the telescopic frame 2, a plurality of accommodating cavities are arranged on the telescopic frame 2 for accommodating the telescopic components 3, the plurality of telescopic components 3 can be connected by a linkage component 12, the linkage component 12 is used to drive the telescopic components 3 to rotate around the telescopic frame 2, the telescopic components 3 all comprise telescopic arms 301, the ends of the telescopic arms 301 away from the telescopic frame 2 can be detachably mounted with a detection mounting component 4, the detection mounting component 4 is used to mount a detector 5, and the wall defect conditions behind the tunnel at different angles can be detected simultaneously; an angle positioning component 13, at least one group of which is arranged on the telescopic frame 2 corresponding to each group of telescopic components 3, and is used to temporarily fix the rotation angle position of the corresponding telescopic component 3 to avoid angle changes; a moving component 6 is arranged at the bottom of the vehicle body 1, and the moving component 6 comprises a wheel 601 and a track wheel 602, the wheel 601 is used to move in a trackless tunnel, and the track wheel 602 is used to move in a tracked tunnel in cooperation with the track.

[0021] In the present embodiment, the telescopic assembly 3 further comprises a telescopic rotating shaft 302, which is rotatably arranged on the telescopic frame body 2, and the axis of the telescopic rotating shaft 302 is parallel to the moving direction of the vehicle body 1, and the telescopic rotating shaft 302 is preferably fixedly connected to the telescopic arm 301, and a receiving groove for accommodating the linkage assembly 12 is provided in the middle of the telescopic rotating shaft 302; the telescopic arm 301 comprises a main arm 3011 and a plurality of auxiliary arms, one end of the main arm 3011 is arranged on the telescopic rotating shaft 302, and the telescopic rotating shaft 302 can drive the main arm 3011 to rotate around its axis, an auxiliary arm 3012 is slidably arranged in the main arm 3011, and the main arm 3011 and the auxiliary arm 3012 are connected by a telescopic power piece 303, and the telescopic power piece 303 is selected from a telescopic cylinder or an electric push rod, and the auxiliary arm 3012 is connected to the telescopic frame body 2 by a telescopic power piece 303. A second auxiliary arm 3013 is slidably set in 012, and the auxiliary arm 1 3012 and the auxiliary arm 2 3013 are clamped together by a positioning piece 305. The positioning piece 305 is a positioning pin. A plurality of pin holes are provided on the auxiliary arm 1 3012 and the auxiliary arm 2 3013 along their length directions, and the positioning pins are used to insert and fix the lengths of the auxiliary arm 1 3012 and the auxiliary arm 2 3013. A rotating seat is rotatably set at one end of the auxiliary arm 2 3013 away from the telescopic frame body 2, and is preferably detachably connected by a rotating pin. A detection installation assembly 4 is arranged on the rotating seat, and the auxiliary arm 2 3013 and the rotating seat are also connected by a telescopic power piece 2 304. The telescopic power piece 2 304 is a telescopic cylinder or an electric push rod, which is used to adjust the overall angle of the detection installation assembly 4, so that the detector 5 can perform detection better, thereby improving the accuracy of detection.

[0022] In another embodiment, the end of the auxiliary arm 2 3013 away from the auxiliary arm 1 3012 can also be slidably connected to more auxiliary arms in sequence, and the outermost auxiliary arm is used to connect with the detection installation assembly 4. Only the main arm 3011 and the auxiliary arm 1 3012 are connected by the telescopic power part 1 303, and the remaining auxiliary arms are clamped by the positioning part 305, which has good economy. Further preferably, a telescopic cylinder or an electric push rod can also be set between the remaining adjacent auxiliary arms to connect, which does not require manual assisted installation, has high cost and poor economy, but higher detection efficiency.

[0023] In this embodiment, the detection installation component 4 includes an outer warehouse 401, which is arranged on a rotating seat. A plurality of shock-absorbing members 402 are arranged in the outer warehouse 401. The shock-absorbing members 402 are springs. A device warehouse 403 is arranged on the shock-absorbing member 402. The device warehouse 403 can squeeze the spring. A plurality of bolt holes for connecting fixing bolts 404 are penetrated through the side of the device warehouse 403. The fixing bolts 404 are arranged in the bolt holes for connecting the detector 5. The fixing bolts 404 are connected in the bolt holes for connecting the detector 5. The connection of the fixing bolts 404 can quickly install and disassemble the detector 5, which is convenient and quick. A gasket 405 is arranged between the fixing bolts 404 and the detector 5. The gasket 405 is made of rubber material to avoid damage to the surface of the detector 5. The shock-absorbing member 402 ensures that the detector 5 can fit the detection surface well and plays a role in shock absorption. The gasket 405 is located between the detector 5 and the fixing bolts 404, and plays a role in protecting the detector 5 during the pre-tightening and fixing process, thereby improving the practicality of the device.

[0024] In another embodiment, the side edges of the device chamber 403 for moving forward and backward are set as arc-shaped edges to ensure that the detector 5 can safely pass through the misaligned or raised positions on the detection surface to avoid affecting the detection and improve the efficiency of the detection.

[0025] In this embodiment, the moving component 6 also includes a steering end and a driving end. The steering end includes a steering power component 603. The steering power component 603 can be an electric push rod and is arranged at the bottom of the vehicle body 1. The output end of the steering power component 603 is connected to a swing rod 604, and the swing rod 604 is connected to a direction shaft 605. The direction shaft 605 is rotatably arranged on the vehicle body 1. The swing rod 604 is used to drive the direction shaft 605 to rotate. The bottom end of the direction shaft 605 is connected to a coaxially connected track wheel 602 and a wheel 601, which is used to change the direction of the track wheel 602 and the wheel 601 to change the direction of movement of the vehicle body 1; the driving end includes a moving power component 606, which can be a motor and is arranged at the bottom of the vehicle body 1. The output end of the moving power component 606 is connected to a drive shaft 607. The track wheel 602 and the wheel 601 are coaxially arranged on the drive shaft 607 to drive the vehicle body 1 to move, thereby improving the practicality of the device.

[0026] In this embodiment, an alarm light 10 and an illumination light 11 are respectively arranged in front of the vehicle body 1 and in front of the telescopic frame body 2. The alarm light 10 is used to serve as a warning during the operation of the device, thereby improving the safety of the use of the device; the illumination light 11 is used for lighting in the tunnel during the use of the device, thereby improving the practicality of the device.

[0027] In this embodiment, a storage box 8 is provided on the vehicle body 1 for placing the detection installation assembly 4 and the detector 5, so as to facilitate arrangement and movement after storage, avoid damage to the equipment, and improve the safety of the device.

[0028] In another embodiment, counterweights 9 may be provided on both sides of the vehicle body 1 in the forward direction to stabilize the vehicle body 1 and prevent the device from tipping over due to the tilt of the center of gravity, thereby improving the stability of the device during use.

[0029] In this embodiment, the linkage component 12 includes a rotating power piece 1201 and a rotating connecting piece 1204. The rotating power piece 1201 can be a servo motor. The rotating power piece 1201 is arranged on the telescopic frame 2. The output end of the rotating power piece 1201 is connected to the rotating main shaft 1202. The rotating main shaft 1202 is rotatably arranged on the telescopic frame 2, and the rotating main shaft 1202 is coaxially sleeved in the telescopic rotating shaft 302. The rotating main shaft 1202 and the telescopic rotating shaft 302 are preferably arranged without contact to avoid increased friction during contact rotation. A rotating connecting plate 1203 is coaxially arranged on the rotating main shaft 1202 corresponding to each group of telescopic components 3, and a key connection can be used. The rotating connecting plate 1203 is located on the inner side of the accommodating groove, and the distance between the rotating connecting plate 1203 and the inner wall of the accommodating groove satisfies the condition of contact but not affecting the rotation of the rotating connecting plate 1203. The rotating main shaft 1202 can drive the rotation The connecting plate 1203 rotates, and the rotating connecting piece 1204 is coaxially movably arranged on the corresponding telescopic rotating shaft 302 corresponding to each group of telescopic components 3, and the moving direction of the rotating connecting piece 1204 is parallel to the axial direction of the telescopic rotating shaft 302, and is used to connect the rotating connecting plate 1203. Specifically, the rotating connecting piece 1204 is slidably arranged on the inner wall of the accommodating groove through a guide rod, and the rotating connecting piece 1204 is connected to the output end of the linkage power member, and the linkage power member is arranged on the main arm 3011. The linkage power member uses a small electric push rod or a small oil cylinder to drive the rotating connecting piece 1204 to move in the direction of the rotating connecting plate 1203 and press it on the rotating connecting plate 1203. The rotating connecting plate 1203 drives the rotating connecting piece 1204 to rotate through the friction between the rotating connecting piece 1204 and the rotating connecting piece 1204 to drive the telescopic rotating shaft 302 to rotate, thereby making the corresponding telescopic component 3 rotate as a whole.

[0030] In this embodiment, the angle fixing assembly 13 includes an upper clamping plate 1301 and a lower clamping plate 1302, and the upper clamping plate 1301 and the lower clamping plate 1302 are respectively movably arranged on both sides of the telescopic rotating shaft 302 on the telescopic frame body 2, and are at the same distance from the telescopic rotating shaft 302, and are used to move in the direction of the telescopic rotating shaft 302 and can simultaneously clamp the telescopic rotating shaft 302 to prevent it from continuing to rotate. Specifically, the upper clamping plate 1301 and the lower clamping plate 1302 are both arranged as arc-shaped plates, and the arc surfaces of the upper clamping plate 1301 and the lower clamping plate 1302 are arranged relative to each other to better contact the surface of the telescopic rotating shaft 302, and ear plates are arranged at both ends of the arc plate, and the ear plates of the upper clamping plate 1301 and the lower clamping plate 1302 are slidably arranged on the same guide shaft, and the axis of the guide shaft is perpendicular to the axis of the telescopic rotating shaft 302, and the side of the upper clamping plate 1301 away from the telescopic rotating shaft 302 is connected to the clamping power The clamping power part can be a small cylinder, which is arranged on the telescopic frame body 2 to drive the upper clamping plate 1301 to move in the direction of the telescopic rotating shaft 302. The upper clamping plate 1301 and the lower clamping plate 1302 are connected by a connecting piece 1303 for simultaneous movement. The connecting piece 1303 can be a connecting rope and a pulley. The connecting rope is a steel wire rope. The two ends of the connecting rope are respectively arranged on the upper clamping plate 1301 and the lower clamping plate 1302, and the connecting rope is wound around the pulley. The pulley rotates on one side of the upper clamping plate 1301 arranged on the telescopic frame body 2 to change the pulling direction of the connecting rope. A tension spring is also arranged on the side of the lower clamping plate 1302 away from the telescopic rotating shaft 302. The tension spring is used to pull the lower clamping plate 1302 in the direction away from the telescopic rotating shaft 302, so that when the telescopic rotating shaft 302 is released, the lower clamping plate 1302 can automatically return to the initial position, thereby improving the practicability of the device.

[0031] In this embodiment, a control platform 7 is also included, which is arranged on the vehicle body 1 and includes: a host and a display screen, which are connected to the detector 5 and various power parts, and are used to control the normal operation of the device and display the detection situation on the display screen; a direction control lever, which is connected to the steering power part 603, and is used to control the steering of the device; a travel lever, which is connected to the moving power part 606, and is used to control the movement of the device; a telescopic control lever, which is connected to the telescopic power part 1 303, and is used to control the telescopic amount of the telescopic arm 301; an angle control lever, which is connected to the telescopic power part 2 304, and is used to adjust the detection angle of the detector 5; an alarm light 10 button, which is connected to the alarm light 10, and is used to control the turning on of the alarm light 10; a lighting light 11 button, which is connected to the lighting light 11, and is used to control the turning on of the lighting light 11; and a battery, which is connected to various electrical components and is used as a power source. All operation items are integrated on the control platform 7, so that the functional items of the device are simple and convenient to operate, and the practicality and operation efficiency of the device are improved.

[0032] Embodiment 2 A method for detecting defects behind a tunnel wall, comprising the above-mentioned equipment for detecting defects behind a tunnel wall for both highway and railway use, further comprising the following steps: Step 1: Select wheel 601 or rail wheel 602 according to the type of tunnel to be inspected. For a highway tunnel, select wheel 601; for a railway tunnel, select rail wheel 602. Then move the device into the tunnel. Step 2: Turn on the warning light 10 and the lighting light 11, and place the counterweights 9 at corresponding positions on both sides of the vehicle body 1; Step 3: Take out the detection installation assembly 4 and the detector 5 from the storage box 8, and install the detection installation assembly 4 and the detector 5 on the end of the telescopic arm 301 of each telescopic assembly 3 away from the telescopic frame 2; Step 4: Start the rotating power part 1201, rotate the main shaft 1202 to drive the rotating connecting plate 1203 to rotate, connect the corresponding rotating connecting piece 1204 on the first group of the multiple telescopic components 3 with its corresponding rotating connecting plate 1203, drive the rotating connecting piece 1204 to rotate by the rotating connecting plate 1203, and the rotating connecting piece 1204 drives the telescopic rotating shaft 302 and the telescopic arm 301 of the first group to rotate, and rotate the telescopic arm 301 of the first group of telescopic components 3 to a set angle position according to the specifications of the tunnel to be inspected and the inspection position; Step 5: Move the upper clamping plate 1301 and the lower clamping plate 1302 of the angle positioning assembly 13 corresponding to the first group of telescopic components 3, so that the upper clamping plate 1301 and the lower clamping plate 1302 clamp the telescopic rotation axis 302 of the first group of telescopic components 3, and then disconnect the rotation connecting piece 1204 corresponding to the first group of telescopic components 3 from the rotation connecting plate 1203, so that the angle position of the telescopic arm 301 of the first group of telescopic components 3 can be temporarily fixed; Step 6: Then, the rotating connecting piece 1204 corresponding to each group of telescopic components 3 is connected to the rotating connecting plate 1203 in turn, and they are rotated to different angle positions in turn, and the angle positions are temporarily fixed by the angle positioning component 13 corresponding to each group of telescopic components 3, so that the angles of the telescopic arms 301 of the multiple groups of telescopic components 3 are consistent and evenly arranged, thereby improving the accuracy of detection; Step 7: Adjust the telescopic arm 301 of each telescopic assembly 3 to the corresponding length with the tunnel wall through the telescopic power piece 1 303 and the positioning piece 305, then adjust the telescopic power piece 2 304 to make the detector 5 parallel to the detection surface, and then fine-tune the telescopic power piece 2 304 to ensure that the detector 5 contacts the detection surface more fully, and then control the equipment through the control platform 7 to perform the detection work; Step eight: After the work is completed, the telescopic arm 301 is retracted, and then the detection installation component 4 and the detector 5 are removed and placed in the storage box 8, and then the rotating connecting piece 1204 on each group of telescopic components 3 is connected to its corresponding rotating connecting plate 1203, and then the upper clamping plate 1301 and the lower clamping plate 1302 corresponding to each group of telescopic components 3 are opened, and the main shaft 1202 is rotated to rotate the telescopic arm 301 of each group of telescopic components 3 into the accommodating cavity of the telescopic frame body 2, and when the telescopic arm 301 is located in the telescopic frame body 2, its corresponding rotating connecting piece 1204 is disconnected from the rotating connecting plate 1203 again, and the corresponding upper clamping plate 1301 and the lower clamping plate 1302 clamp the telescopic rotating shaft 302 again to prevent the telescopic arm 301 from shaking and causing danger during the movement of the equipment, and then the equipment is moved out of the tunnel.

[0033] The details not described in detail in the present invention are all conventional technical means known to those skilled in the art.

[0034] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0035] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0037] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A road-rail dual-purpose tunnel wall defect detection device, characterized in that: include: A vehicle body (1), a telescopic frame (2) is arranged on the vehicle body (1), a plurality of telescopic components (3) are arranged on the telescopic frame (2), the plurality of telescopic components (3) are connected via a linkage component (12), the linkage component (12) is used to drive the telescopic components (3) to rotate around the telescopic frame (2), the telescopic components (3) each include a telescopic arm (301), a detection installation component (4) is arranged at one end of the telescopic arm (301) away from the telescopic frame (2), a detector (5) is installed on the detection installation component (4), and the detector (5) is used to simultaneously detect the wall disease conditions at different angles of the tunnel; An angle positioning assembly (13) is provided on the telescopic frame (2) corresponding to each group of telescopic assemblies (3), and is used to temporarily fix the rotation angle position of the corresponding telescopic assembly (3); A moving assembly (6) is arranged at the bottom of the vehicle body (1), and the moving assembly (6) comprises wheels (601) and track wheels (602). The wheels (601) are used for moving in a trackless tunnel, and the track wheels (602) are used for moving in a tracked tunnel in coordination with tracks.

2. The equipment for detecting defects behind the wall of a highway-rail dual-purpose tunnel according to claim 1 is characterized in that: The telescopic assembly (3) further comprises a telescopic rotating shaft (302) which is arranged on the telescopic frame (2), and the axis of the telescopic rotating shaft (302) is parallel to the moving direction of the vehicle body (1); the telescopic arm (301) comprises a main arm (3011), the main arm (3011) is arranged on the telescopic rotating shaft (302), the telescopic rotating shaft (302) is used to drive the main arm (3011) to rotate, and a secondary arm (3012) is slidably arranged in the main arm (3011), and the main arm (3011) and the secondary arm (3012) are connected to each other. The auxiliary arm (3012) and the auxiliary arm (3013) are connected by a telescopic power piece (303); the auxiliary arm (3012) and the auxiliary arm (3013) are slidably arranged in the auxiliary arm (3012); the auxiliary arm (3012) and the auxiliary arm (3013) are clamped by a positioning piece (305); a rotating seat is rotatably arranged at one end of the auxiliary arm (3013) away from the telescopic frame (2); a detection installation assembly (4) is arranged on the rotating seat; the auxiliary arm (3013) and the rotating seat are connected by a telescopic power piece (304) for adjusting the overall angle of the detection installation assembly (4).

3. The equipment for detecting defects behind the wall of a highway-rail dual-purpose tunnel according to claim 2 is characterized in that: The linkage assembly (12) comprises a rotating power member (1201) and a rotating connecting piece (1204); the rotating power member (1201) is arranged on the telescopic frame (2); the output end of the rotating power member (1201) is connected to a rotating main shaft (1202); the rotating main shaft (1202) is rotatably arranged on the telescopic frame (2); the rotating main shaft (1202) is coaxially sleeved in the telescopic rotating shaft (302); and a rotating main shaft (1202) is coaxially arranged corresponding to each group of telescopic assemblies (3). The connecting plate (1203) drives the rotating connecting plate (1203) to rotate. The rotating connecting piece (1204) is coaxially movably arranged on the corresponding telescopic rotating shaft (302) corresponding to each group of telescopic components (3). The moving direction of the rotating connecting piece (1204) is parallel to the axial direction of the telescopic rotating shaft (302) and is used to connect the rotating connecting plate (1203). The rotating connecting plate (1203) drives the rotating connecting piece (1204) to rotate, thereby driving the telescopic rotating shaft (302) to rotate.

4. The equipment for detecting defects behind the wall of a highway-rail dual-purpose tunnel according to claim 3 is characterized in that: The detection installation assembly (4) comprises an outer bin (401), the outer bin (401) is arranged on a rotating seat, a shock absorbing member (402) is arranged inside the outer bin (401), a device bin (403) is arranged on the shock absorbing member (402), a bolt hole for connecting a fixing bolt (404) is provided through the side of the device bin (403), the fixing bolt (404) is used to connect the detector (5), and a gasket (405) is arranged between the fixing bolt (404) and the detector (5).

5. The equipment for detecting defects behind the wall of a highway-rail dual-purpose tunnel according to claim 4 is characterized in that: The moving assembly (6) further comprises a steering end and a driving end. The steering end comprises a steering power member (603) which is arranged at the bottom of the vehicle body (1). The output end of the steering power member (603) is connected to a swing rod (604). The swing rod (604) is connected to a direction shaft (605). The direction shaft (605) is rotatably arranged on the vehicle body (1). The swing rod (604) is used to drive the direction shaft (605) to rotate. The bottom end of the direction shaft (605) is connected to a coaxially connected rail wheel (602) and a wheel (601) to change the direction of the rail wheel (602) and the wheel (601). The driving end comprises a moving power member (606) which is arranged at the bottom of the vehicle body (1). The output end of the moving power member (606) is connected to a driving shaft (607). A track wheel (602) and a wheel (601) are coaxially arranged on the driving shaft (607) for moving the vehicle body (1).

6. The equipment for detecting defects behind the wall of a road-rail dual-purpose tunnel according to claim 5 is characterized in that: A storage box (8) is provided on the vehicle body (1) for accommodating the detection installation assembly (4) and the detector (5).

7. The equipment for detecting defects behind the wall of a highway-rail dual-purpose tunnel according to claim 6 is characterized in that: Counterweight blocks (9) are arranged on both sides of the vehicle body (1) in the forward direction, so as to stabilize the vehicle body (1); A warning light (10) and a lighting light (11) are respectively arranged in front of the vehicle body (1) and in front of the telescopic frame body (2).

8. The equipment for detecting defects behind the wall of a highway-rail dual-purpose tunnel according to claim 7 is characterized in that: The angle fixing assembly (13) comprises an upper clamping plate (1301) and a lower clamping plate (1302), which are movably arranged on both sides of the telescopic rotating shaft (302) on the telescopic frame body (2) and are at the same distance from the telescopic rotating shaft (302), and are used to move in the direction of the telescopic rotating shaft (302) and clamp the telescopic rotating shaft (302) to prevent it from continuing to rotate. The upper clamping plate (1301) and the lower clamping plate (1302) are connected by a connecting piece (1303) to move simultaneously.

9. The equipment for detecting defects behind the wall of a highway-rail dual-purpose tunnel according to claim 8, characterized in that: It also includes a control platform (7) which is arranged on the vehicle body (1) and includes a main machine connected to the detector (5) and various power components and is used to control the normal operation of the device.

10. A method for detecting defects behind a tunnel wall, comprising the equipment for detecting defects behind a tunnel wall for both highway and railway use according to claim 9, characterized in that: The following steps are also included: Step 1: Select a wheel (601) or a track wheel (602) according to the type of tunnel to be inspected. For a highway tunnel, select a wheel (601), and for a railway tunnel, select a track wheel (602), and move the device into the tunnel; Step 2: Turn on the warning light (10) and the lighting light (11), and place the counterweights (9) at corresponding positions on both sides of the vehicle body (1); Step 3: Take out the detection installation assembly (4) and the detector (5) from the storage box (8), and install the detection installation assembly (4) and the detector (5) on the end of the telescopic arm (301) of each telescopic assembly (3) away from the telescopic frame (2); Step 4: Start the rotating power member (1201), rotate the main shaft (1202) to drive the rotating connecting plate (1203) to rotate, connect the corresponding rotating connecting piece (1204) on the first group of the multiple telescopic components (3) with its corresponding rotating connecting plate (1203), drive the rotating connecting piece (1204) to rotate through the rotating connecting plate (1203), and drive the telescopic rotating shaft (302) and the telescopic arm (301) of the first group to rotate, and according to the specifications of the tunnel to be inspected and the inspection position, rotate the telescopic arm (301) of the first group of telescopic components (3) to a set angle position; Step 5: Move the upper clamping plate (1301) and the lower clamping plate (1302) of the angle positioning assembly (13) corresponding to the first group of telescopic assemblies (3) so that the upper clamping plate (1301) and the lower clamping plate (1302) clamp the telescopic rotation axis (302) of the first group of telescopic assemblies (3), and then disconnect the connection between the rotation connecting piece (1204) corresponding to the first group of telescopic assemblies (3) and the rotation connecting plate (1203), so that the angle position of the telescopic arm (301) of the first group of telescopic assemblies (3) is temporarily fixed; Step 6: sequentially connect the rotating connecting piece (1204) corresponding to each set of telescopic components (3) to the rotating connecting plate (1203), and rotate them to different angular positions in turn, and temporarily fix their angular positions through the angular positioning components (13) corresponding to each set of telescopic components (3); Step 7: The telescopic arm (301) of each telescopic assembly (3) is adjusted to a length corresponding to the tunnel wall surface by means of the telescopic power member 1 (303) and the positioning member (305), and then the telescopic power member 2 (304) is adjusted to make the detector (5) parallel to the detection surface, and then the telescopic power member 2 (304) is finely adjusted to ensure that the detector (5) is in full contact with the detection surface, and then the detection work is carried out; Step 8: After the work is completed, the telescopic arm (301) is retracted, and then the detection installation assembly (4) and the detector (5) are removed and placed in the storage box (8). Then, the rotating connecting piece (1204) on each group of telescopic components (3) is connected to its corresponding rotating connecting plate (1203), and then the upper clamping plate (1301) and the lower clamping plate (1302) corresponding to each group of telescopic components (3) are opened, and the main shaft (1202) is rotated to rotate the telescopic arm (301) of each group of telescopic components (3) into the telescopic frame (2). When the telescopic arm (301) is located in the telescopic frame (2), its corresponding rotating connecting piece (1204) is disconnected from the rotating connecting plate (1203) again, and the corresponding upper clamping plate (1301) and the lower clamping plate (1302) clamp the telescopic rotating shaft (302) again, and the equipment is moved out of the tunnel.

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