CN117907436A - Tunnel lining nondestructive testing device - Google Patents
Tunnel lining nondestructive testing device Download PDFInfo
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- CN117907436A CN117907436A CN202410318459.XA CN202410318459A CN117907436A CN 117907436 A CN117907436 A CN 117907436A CN 202410318459 A CN202410318459 A CN 202410318459A CN 117907436 A CN117907436 A CN 117907436A
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- 238000009659 non-destructive testing Methods 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 86
- 238000006073 displacement reaction Methods 0.000 claims abstract description 79
- 238000001514 detection method Methods 0.000 claims abstract description 47
- 238000011084 recovery Methods 0.000 claims abstract description 13
- 238000012360 testing method Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 50
- 238000009434 installation Methods 0.000 claims description 22
- 238000005096 rolling process Methods 0.000 claims description 18
- 238000004804 winding Methods 0.000 claims description 12
- 230000003139 buffering effect Effects 0.000 claims description 10
- 230000006978 adaptation Effects 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 12
- 230000005484 gravity Effects 0.000 abstract description 4
- 238000010009 beating Methods 0.000 abstract 1
- 238000005457 optimization Methods 0.000 description 11
- 230000009977 dual effect Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The invention relates to a nondestructive testing device for tunnel lining, in particular to the technical field of tunnel lining testing, which comprises a supporting platform, wherein a supporting mechanical arm is arranged at the bottom of the supporting platform, a controller is arranged at the top of the supporting platform, supporting frames are arranged at two ends of two sides of the supporting platform, and a first supporting plate and a second supporting plate are respectively arranged at one ends of two groups of supporting frames positioned at the same side of the supporting platform; this tunnel lining nondestructive test device through being provided with power recovery mechanism for this detection device is at the in-process of gliding displacement, absorbs and stores the gravity of sound wave detection mechanism gliding self, and then when the gliding displacement of sound wave detection mechanism, provides supplementary driving force, and then reduces the demand to electric power, drives its inside hammer of beating through the driving force of automatic upper and lower displacement of sound wave detection mechanism and beats the tunnel lining of treating to detect and produce the sound wave, and then further improvement structure kinetic energy's utilization ratio.
Description
Technical Field
The invention relates to the technical field of tunnel lining detection, in particular to a nondestructive testing device for tunnel lining.
Background
Along with the development of road traffic in China, tunnels are built into an important ring, whether highway tunnels, railway tunnels or urban subway tunnels, wherein lining is a main structure for supporting tunnel stability, the existing tunnel lining detection device structure generally adopts an acoustic detection method, the thickness of the lining can be detected through acoustic waves, and the compactness of the lining can be detected through acoustic waves, and whether the lining has hollowness or not is problematic.
The existing tunnel lining acoustic wave detection method is a nondestructive detection mode, and mainly provides power for a device through an external power supply so as to drive an acoustic wave detection structure to displace, but in the practical application process, a large amount of power energy is consumed due to the fact that the length of a tunnel is long, such as an urban subway tunnel, and an energy-saving tunnel lining nondestructive detection device is required to be designed for structural optimization.
Disclosure of Invention
The invention aims to solve the problems and provide the tunnel lining nondestructive testing device which is simple in structure and reasonable in design.
The invention realizes the above purpose through the following technical scheme:
The tunnel lining nondestructive testing device comprises a supporting platform, wherein a supporting mechanical arm is arranged at the bottom of the supporting platform, a controller is arranged at the top of the supporting platform, supporting frames are arranged at two ends of two sides of the supporting platform, displacement platforms are arranged at one ends of two groups of supporting frames positioned on the same side of the supporting platform, a first supporting plate and a second supporting plate are respectively arranged at the tops of the two groups of displacement platforms, and at least two groups of arc-shaped guide rails are jointly arranged at one sides, close to each other, of the first supporting plate and the second supporting plate;
the top of the displacement platform and the bottoms of the first support plate and the second support plate are respectively provided with a transverse displacement mechanism, the transverse displacement mechanisms are distributed at one ends of the tops of the two groups of displacement platforms, which are far away from each other, and the transverse displacement mechanisms are used for intermittently pushing the first support plate or the second support plate to transversely displace at the tops of the displacement platforms;
the outer sides of the arc-shaped guide rails are sleeved with supporting sliding blocks together, the tops of the supporting sliding blocks are provided with detecting platforms, two ends of each supporting sliding block are respectively provided with a squeezing plate matched with the transverse displacement mechanism, four corners of the tops of the detecting platforms are provided with roller mechanisms, the roller mechanisms are used for being attached to the surface of a tunnel lining to be detected, the middle parts of the tops of the detecting platforms are provided with sound wave detecting mechanisms, each sound wave detecting mechanism at least comprises a knocking hammer, and each knocking hammer is used for knocking the tunnel lining to be detected;
One side at second backup pad top is provided with driving motor, the opposite side at second backup pad top is provided with winding mechanism, winding mechanism includes the rope sheave at least, the outside of rope sheave is wound up and is rolled up the haulage rope, the other end and the support slider fixed connection of haulage rope, be provided with drive belt unit jointly between driving motor's the output and the winding mechanism, winding mechanism's one end is provided with power recovery mechanism, power recovery mechanism is used for retrieving the power of support slider when arc guide rail outside gliding.
As a further optimization scheme of the invention, the sound wave detection mechanism further comprises a sound receiving cover for collecting sound waves, a mounting shell penetrating through the bottom of the detection platform is arranged at the bottom of the sound receiving cover, a buffering energy-absorbing mechanism is arranged on the inner wall of the mounting shell, a connecting rod is arranged at the bottom of the knocking hammer, and one side of the connecting rod extends into the buffering energy-absorbing mechanism and slides up and down.
As a further optimization scheme of the invention, the buffering energy-absorbing mechanism comprises a limiting chute which is fixedly connected with the inner wall of the installation shell through bolts, a second spring and a third spring are symmetrically arranged at two ends of the inside of the limiting chute respectively, a limiting slide block is arranged at the bottom of one side of the connecting rod, one end of the limiting slide block extends to the inside of the limiting chute and slides in a limiting manner, a reciprocating driving mechanism is arranged at the position, close to the bottom of the connecting rod, inside the installation shell, the reciprocating driving mechanism comprises a central shaft which is connected with the inner bearing of the installation shell, a rotating wheel is arranged at one end of the outer side of the central shaft, a cam is arranged at the other end of the central shaft, and the outer side of the cam is matched with the bottom of the limiting slide block.
As a further optimization scheme of the invention, ropes are wound on the outer sides of the rotating wheels, two ends of each rope penetrate through the outer sides of the installation shell and are fixedly connected with the first supporting plate and the second supporting plate respectively, and a plurality of groups of fixed pulleys matched with the ropes are arranged on the top of the detection platform.
As a further optimization scheme of the invention, the bottom inside the installation shell is provided with the acoustic sensor, the installation shell and the sound receiving cover are of a communicated tubular structure, the bottom of the installation shell penetrates through the bottom of the detection platform, the edge position of the top of the sound receiving cover is uniformly provided with balls, and the outer side of each ball is provided with a limiting ring which is fixedly connected with a bolt of the sound receiving cover.
As a further optimization scheme of the invention, the transverse displacement mechanism comprises a supporting chute arranged in the middle of the top of the displacement platform, a displacement sliding block fixedly connected with the bottom of the first supporting plate or the second supporting plate is arranged in the supporting chute, a piston cavity communicated with the supporting chute is arranged at one end of the top of the displacement platform, a piston plate is arranged in the piston cavity, a pushing connecting rod extending to the outer side of the displacement platform is arranged at one side of the piston plate, a fifth spring connected with the inner wall of the piston cavity is arranged at the other side of the piston plate, and an exhaust hole communicated with each other is arranged between the piston cavity and the supporting chute;
The displacement platform top is located the position department between piston chamber and the support spout and is provided with the control groove, the inside of control groove is provided with the control valve piece, and the one end of control valve piece extends to the outside of displacement platform and with the one end looks adaptation of promotion connecting rod, the other end of control valve piece is provided with the fourth spring, the inside of control valve piece is provided with the through-hole, and the through-hole is with the exhaust hole looks adaptation, the top of control valve piece is provided with the fixture block, the inside of first backup pad or second backup pad one end all is provided with the draw-in groove with the fixture block looks adaptation.
As a further optimization scheme of the invention, the roller mechanism comprises a support shell, a pressure sensor, a first spring, a limiting block and a rolling wheel, wherein the support shell is connected with the detection platform through bolts, the pressure sensor is arranged at the bottom of the inside of the support shell, the first spring is arranged at the top of the pressure sensor, the limiting block extending to the outside of the support shell is arranged at the top of the first spring, the rolling wheel is arranged at the top of the limiting block, and the rolling wheel rolls on the lining surface of a tunnel to be detected in a fitting mode.
As a further optimization scheme of the invention, the acoustic sensor and the pressure sensor are electrically connected with the controller through electrical signals, the driving motor is electrically connected with the controller through a wire, the controller is externally connected with an engineering sonographer through a wire, and a plurality of groups of buffer supporting units are arranged between the top of the supporting sliding block and the bottom of the detection platform.
As a further optimization scheme of the invention, the power recovery mechanism comprises a transmission shaft arranged at the top of the second support plate, a support bearing seat is arranged between the outer side of the transmission shaft and the second support plate, the rope wheel is sleeved on the outer side of the transmission shaft, one end of the transmission shaft penetrates through one group of support bearing seats, a torsion spring piece is wound on the outer side of the transmission shaft, a torsion shell is sleeved on the outer side of the torsion spring piece, the torsion shell is in bolt fastening connection with an adjacent group of support bearing seats, one end of the inner side of the torsion spring piece is fixedly connected with the transmission shaft, and one end of the outer side of the torsion spring piece is fixedly connected with the inner wall of the torsion shell.
As a further optimization scheme of the invention, the other end of the transmission shaft is sleeved with a transmission belt unit, the transmission belt unit comprises a transmission belt and two groups of belt pulleys, the inner side of one group of belt pulleys is provided with a ratchet wheel component which is matched with the transmission shaft, the ratchet wheel component is used for unidirectional transmission of the transmission shaft by the transmission belt unit, and one end of the transmission shaft far away from the torsion spring is provided with an electromagnetic band-type brake unit.
The invention has the beneficial effects that: according to the invention, the power recovery mechanism is arranged, so that the detection device absorbs and stores the gravity of the lower slide of the sound wave detection mechanism in the process of the lower slide displacement, and further, auxiliary driving force is provided when the sound wave detection mechanism slides upwards to displace, so that the demand for electric power is reduced, and meanwhile, the internal knocking hammer is driven by the driving force of the automatic upper and lower displacement of the sound wave detection mechanism to knock the tunnel lining to be detected to generate sound waves, so that the utilization rate of structural kinetic energy is further improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of a second embodiment of the present invention;
FIG. 3 is an enlarged schematic view of the structure of the power recovery mechanism of the present invention;
FIG. 4 is an enlarged cross-sectional view of the structure of the power recovery mechanism of the present invention;
FIG. 5 is an enlarged schematic view of the structure of the acoustic wave detection mechanism according to the present invention;
FIG. 6 is an enlarged cross-sectional view of the structure of the acoustic wave sensing mechanism of the present invention;
FIG. 7 is an exploded view of the internal components of the present invention where the housing is mounted;
FIG. 8 is an enlarged cross-sectional view of the structure of the roller mechanism of the present invention;
FIG. 9 is an enlarged cross-sectional view of the structure at the displacement platform of the present invention;
FIG. 10 is an enlarged schematic view of the structure of FIG. 9A in accordance with the present invention;
FIG. 11 is an enlarged schematic view of the structure of the components of the lateral displacement mechanism of the present invention;
Fig. 12 is an enlarged cross-sectional view of the internal structure at the displacement platform of the present invention.
In the figure: 1. a support platform; 2. a support frame; 3. a first support plate; 4. a rope; 5. an arc-shaped guide rail; 6. a roller mechanism; 601. a support housing; 602. a pressure sensor; 603. a first spring; 604. a limiting block; 605. a rolling wheel; 7. a detection platform; 8. a traction rope; 9. a transmission belt unit; 10. a driving motor; 11. a second support plate; 12. a sound receiving cover; 13. twisting the housing; 14. a support bearing seat; 15. a torsion spring plate; 16. a rope pulley; 17. a transmission shaft; 18. a support slider; 19. a buffer supporting unit; 20. a ball; 21. a limiting ring; 22. knocking a hammer; 23. a connecting rod; 24. a central shaft; 25. an acoustic sensor; 26. a cam; 27. a rotating wheel; 28. a mounting shell; 29. a second spring; 30. limiting sliding grooves; 31. a third spring; 32. a limit sliding block;
100. A displacement platform; 101. pushing the connecting rod; 102. a clamping groove; 103. a displacement slide block; 104. a supporting chute; 105. a control valve block; 106. a clamping block; 107. a fourth spring; 108. a control groove; 109. a piston chamber; 110. a fifth spring; 111. a piston plate; 112. a through hole; 113. an exhaust hole; 114. an extrusion plate;
200. And supporting the mechanical arm.
Detailed Description
The subject matter described herein will now be discussed with reference to example embodiments. It is to be understood that these embodiments are merely discussed so that those skilled in the art may better understand and implement the subject matter described herein and that changes may be made in the function and arrangement of the elements discussed without departing from the scope of the disclosure herein. Various examples may omit, replace, or add various procedures or components as desired. In addition, features described with respect to some examples may be combined in other examples as well.
Example 1
As shown in fig. 1 to 8, a tunnel lining nondestructive testing device comprises a supporting platform 1, wherein a supporting mechanical arm 200 is arranged at the bottom of the supporting platform 1, a controller is arranged at the top of the supporting platform 1, supporting frames 2 are arranged at two ends of two sides of the supporting platform 1, displacement platforms 100 are arranged at one ends of two groups of supporting frames 2 positioned at the same side of the supporting platform 1, a first supporting plate 3 and a second supporting plate 11 are respectively arranged at the top of the two groups of displacement platforms 100, and at least two groups of arc-shaped guide rails 5 are jointly arranged at one side, close to each other, of the first supporting plate 3 and the second supporting plate 11;
transverse displacement mechanisms are arranged between the tops of the displacement platforms 100 and the bottoms of the first support plate 3 and the second support plate 11, and are distributed at one ends of the tops of the two groups of displacement platforms 100, which are far away from each other, and are used for intermittently pushing the first support plate 3 or the second support plate 11 to transversely displace at the tops of the displacement platforms 100;
The outside of the arc-shaped guide rail 5 is sleeved with a supporting slide block 18 together, the top of the supporting slide block 18 is provided with a detection platform 7, two ends of the supporting slide block 18 are respectively provided with a squeezing plate 114 matched with a transverse displacement mechanism, four corners of the top of the detection platform 7 are provided with roller mechanisms 6, the roller mechanisms 6 are used for being attached to the surface of a tunnel lining to be detected, each roller mechanism 6 comprises a supporting shell 601, a pressure sensor 602, a first spring 603, a limiting block 604 and a rolling wheel 605, the supporting shells 601 are connected with the detection platform 7 through bolts, the bottom of the inside of the supporting shells 601 is provided with the pressure sensor 602, the top of the pressure sensor 602 is provided with the first spring 603, the top of the first spring 603 is provided with a limiting block 604 extending to the outside of the supporting shells 601, the top of the limiting block 604 is provided with the rolling wheel 605, and the rolling wheel 605 is attached to the surface of the tunnel lining to be detected;
The middle part at the top of the detection platform 7 is provided with an acoustic wave detection mechanism, the acoustic wave detection mechanism at least comprises a knocking hammer 22, the knocking hammer 22 is used for knocking a tunnel lining to be detected, the acoustic wave detection mechanism also comprises a sound collecting cover 12 used for collecting acoustic waves, the bottom of the sound collecting cover 12 is provided with a mounting shell 28 penetrating to the bottom of the detection platform 7, the inner wall of the mounting shell 28 is provided with a buffering energy absorbing mechanism, the buffering energy absorbing mechanism comprises a limiting chute 30 which is fixedly connected with the inner wall of the mounting shell 28 through bolts, two ends inside the limiting chute 30 are symmetrically provided with a second spring 29 and a third spring 31 respectively, the bottom of one side of the connecting rod 23 is provided with a limiting slide block 32, one end of the limiting slide block 32 extends to the inside of the limiting chute 30 and slides in a limiting way, the bottom of the knocking hammer 22 is provided with a connecting rod 23, one side of the connecting rod 23 extends to the inside of the buffering energy absorbing mechanism and slides up and down, the position inside the installation shell 28 near the bottom of the connecting rod 23 is provided with a reciprocating driving mechanism, the reciprocating driving mechanism comprises a central shaft 24 connected with the inside bearing of the installation shell 28, one end outside the central shaft 24 is provided with a rotating wheel 27, the other end of the central shaft 24 is provided with a cam 26, the outer side of the cam 26 is matched with the bottom of a limit sliding block 32, a rope 4 is wound on the outer side of the rotating wheel 27, both ends of the rope 4 penetrate through the outer side of the installation shell 28 and are respectively fixedly connected with the first supporting plate 3 and the second supporting plate 11, the top of the detection platform 7 is provided with a plurality of groups of fixed pulleys matched with the rope 4, the bottom inside the installation shell 28 is provided with an acoustic sensor 25, the installation shell 28 and the sound receiving cover 12 are of a communicated tubular structure, the bottom of the installation shell 28 penetrates through the bottom of the detection platform 7, the edge position of the top of the sound receiving cover 12 is uniformly provided with balls 20, a limiting ring 21 which is in bolt fastening connection with the sound receiving cover 12 is arranged on the outer side of the ball 20;
the acoustic sensor 25 and the pressure sensor 602 are electrically connected with a controller through electric signals, the driving motor 10 is electrically connected with the controller through a wire, the controller is externally connected with an engineering sonographer through the wire, and a plurality of groups of buffer supporting units 19 are arranged between the top of the supporting sliding block 18 and the bottom of the detection platform 7;
The one side at second backup pad 11 top is provided with driving motor 10, the opposite side at second backup pad 11 top is provided with winding mechanism, winding mechanism includes rope sheave 16 at least, the outside of rope sheave 16 winds and has coiled haulage rope 8, the other end and the support slider 18 fixed connection of haulage rope 8, be provided with drive belt unit 9 jointly between driving motor 10's the output and the winding mechanism, the one end of winding mechanism is provided with power recovery mechanism, power recovery mechanism is used for retrieving the power of support slider 18 when arc guide rail 5 outside gliding, power recovery mechanism is including setting up in the transmission shaft 17 at second backup pad 11 top, be provided with support bearing frame 14 between the outside of transmission shaft 17 and the second backup pad 11, the outside of transmission shaft 17 is located the outside of transmission shaft 17, the one end of transmission shaft 17 runs through a set of support bearing frame 14, and its outside winds and is coiled torsion spring piece 15, the outside of torsion spring piece 15 overlaps and is equipped with torsion housing 13, the bolt fastening connection between torsion housing 13 and the adjacent a set of support bearing frame 14, the inboard one end and the transmission shaft 17 fixed connection of torsion housing 13, the other end cover of transmission shaft 17 is equipped with drive belt unit 9, drive belt unit 9 is located with the ratchet wheel unit, the ratchet wheel assembly is located with the ratchet wheel assembly that is kept away from the opposite to the transmission shaft 17, the ratchet wheel assembly is located with the transmission unit of two sets of ratchet wheel assembly 17, the transmission shaft assembly is far away from the transmission shaft assembly is used for the ratchet assembly.
The use process of the tunnel lining nondestructive testing device provided in this embodiment is as follows, firstly, connect with the supporting mechanical arm 200 through the external supporting driving device, make the device supported, and displace in the tunnel, and then adjust the angle of the supporting mechanical arm 200, make the second supporting plate 11 be located at the top position of the tunnel lining, and the first supporting plate 3 is located at the bottom position of the tunnel lining, adjust the height of the supporting mechanical arm 200, make the rolling wheel 605 adhere to the surface of the tunnel lining, along with the adjustment of the height, make the surface of the rolling wheel 605 extrude with the surface of the tunnel lining to produce the extrusion force of the laminating, make the limiting block 604 shrink inwards of the supporting shell 601, and then compress the first spring 603, and produce the resilience force through the shrink of the first spring 603, feed back to the position of the pressure sensor 602, further convey the pressure signal to the controller through the maximum pressure sensor 602 for data analysis feedback, through setting F MAX value and F MIN minimum pressure value in the controller, make the actual pressure value of F N in the controller be located between F MAX and F MIN, and then finish the adjustment of the position of the device;
Further, when the sound wave detection mechanism approaches one end of the second supporting plate 11, the electromagnetic band-type brake unit is closed by the controller at the moment, so that the limitation of the transmission shaft 17 is removed, the sound wave detection mechanism at the top of the supporting slide block 18 slides downwards along the arc-shaped guide rail 5 under the action of self gravity, at the moment, the supporting slide block 18 slides on the surface of the arc-shaped guide rail 5, the traction rope 8 is pulled to be prolonged by the displacement of the supporting slide block 18, the rope pulley 16 is driven to rotate along with the traction rope, the transmission shaft 17 is driven to rotate along with the rope pulley 16, the transmission belt unit 9 does not rotate along with the rotation, the torsion spring 15 at one end of the transmission shaft 17 rolls along with the rolling, so that the rolling rebound force is generated, the rolling rebound force generated by the torsion spring 15 is also increased continuously along with the continuous sliding of the supporting slide block 18, meanwhile, the rolling rebound force of the torsion spring 15 is the same as the whole sliding displacement length of the supporting slide block 18, a buffering function is provided for the supporting slide block 18 slides downwards to one end of the first supporting plate 3, and the whole sliding power of the supporting slide block 18 is recovered;
in the whole sliding process of the supporting slide block 18, the whole detection platform 7 is enabled to follow the displacement through the displacement of the supporting slide block 18, two ends of the rope 4 are respectively fixed at the positions of the first supporting plate 3 and the second supporting plate 11, the rope 4 drives the rotating wheel 27 to rotate through friction force, the cam 26 is driven to push the limit slide block 32 to upwards displace through the rotation of the rotating wheel 27, the knocking hammer 22 at the top of the connecting rod 23 is driven to upwards displace, the knocking hammer 22 knocks the surface of the tunnel lining, so that sound waves are generated, the sound waves are collected through the sound collecting cover 12 and transmitted to the inside of the installation shell 28, the sound wave signals are transmitted to the controller, and electric signals are further transmitted to the engineering sonographer through the controller for storage and display, and visual observation and analysis are convenient for detection personnel;
In the process that the knocking hammer 22 moves upwards, the limit slide block 32 slides in the limit slide groove 30, the cam 26 pushes the limit slide block 32 to move to be attached to the second spring 29, the knocking hammer 22 continues to move upwards under the action of inertia, the second spring 29 is compressed to shrink to generate a rebound force, after the knocking hammer 22 knocks a tunnel lining, the knocking hammer 22 integrally moves downwards under the dual actions of the gravity of the knocking hammer 22 and the rebound force of the second spring 29, the limit slide block 32 is driven to slide towards the bottom of the limit slide groove 30, the limit slide block 32 is enabled to squeeze the third spring 31, inertial power in the process that the knocking hammer 22 integrally moves downwards is absorbed through the third spring 31 to generate the rebound force, when the limit slide block 32 falls to the lowest position, the limit slide block 32 is attached to the cam 26 again, and then the knocking hammer 22 is pushed to move upwards again under the dual actions of the pushing force of the cam 26 and the rebound force of the third spring 31, and then the sound wave detection of the tunnel lining is synchronously realized in the process that the supporting slide block 18 integrally moves;
When the supporting slide block 18 integrally slides down to one end of the first supporting plate 3, a group of extrusion plates 114 outside the supporting slide block 18 are arranged at one end of the first supporting plate 3 to push the supporting slide block 18, so that when the supporting slide block 18 is displaced to one end of the first supporting plate 3, the supporting slide block is pushed by the transverse displacement mechanisms to drive the first supporting plate 3 and the second supporting plate 11 to integrally carry out transverse displacement, and similarly, when the supporting slide block 18 integrally moves to one end of the second supporting plate 11, the other group of extrusion plates 114 outside the supporting slide block 18 pushes the transverse displacement mechanisms at one end of the second supporting plate 11 at the moment, so that the supporting slide block 18, the first supporting plate 3 and the second supporting plate 11 integrally carry out transverse reverse displacement, and the function of detecting different positions of a tunnel lining is realized when the detecting device carries out reciprocating displacement, the number of times of main body displacement of the detecting device is reduced, and the detecting efficiency is improved.
Further needs are reset the whole support slider 18, drive belt unit 9 through start driving motor 10 rotates this moment, drive transmission shaft 17 through drive belt unit 9 rotates, make the whole upward displacement of transmission shaft 17 rolling haulage rope 8 pulling support slider 18, simultaneously, transmission shaft 17 receives torsion spring 15 rolling rebound force, thereby the driving force that supplementary driving motor 10 provided, and then the supplementary recycle function of power has been realized, in the whole gliding in-process that upwards slides of support slider 18, rope 4 drives runner 27 and rotates in the same way, and then drive cam 26 reverse rotation, still can provide the driving force for knocking hammer 22 upward displacement, structural optimization and energy-conserving dual function have been realized, and then the external electric energy device structure of relying on completely among the prior art has been optimized, the function of energy-conservation has been realized.
Example 2
As shown in fig. 2,3, 5 and 9 to 12, a tunnel lining nondestructive testing device comprises a support chute 104 arranged in the middle of the top of a displacement platform 100, wherein a displacement sliding block 103 fixedly connected with the bottom of a first support plate 3 or a second support plate 11 is arranged in the support chute 104, a piston cavity 109 which is mutually communicated with the support chute 104 is arranged at one end of the top of the displacement platform 100, a piston plate 111 is arranged in the piston cavity 109, a pushing connecting rod 101 which extends to the outer side of the displacement platform 100 is arranged at one side of the piston plate 111, a fifth spring 110 which is mutually connected with the inner wall of the piston cavity 109 is arranged at the other side of the piston plate 111, and an exhaust hole 113 which is mutually communicated is arranged between the piston cavity 109 and the support chute 104;
A control groove 108 is formed in the top of the displacement platform 100 at a position between the piston cavity 109 and the support sliding groove 104, a control valve block 105 is arranged in the control groove 108, one end of the control valve block 105 extends to the outer side of the displacement platform 100 and is mutually matched with one end of the pushing connecting rod 101, a fourth spring 107 is arranged at the other end of the control valve block 105, a through hole 112 is formed in the control valve block 105, the through hole 112 is mutually matched with an exhaust hole 113, a clamping block 106 is arranged at the top of the control valve block 105, and clamping grooves 102 mutually matched with the clamping block 106 are formed in the inner parts of one end of the first support plate 3 or the second support plate 11;
The use process of the tunnel lining nondestructive testing device proposed in this embodiment is as follows, when the testing device is in the operation process of embodiment 1, the supporting slide block 18 slides down to one end of the first supporting plate 3, at this time, the extruding plate 114 outside the supporting slide block 18 extrudes the piston plate 111 connected with the pushing connecting rod 101 to slide inside the piston cavity 109, and further compresses the gas inside the piston cavity 109, at this time, the exhaust hole 113 is blocked and closed by the control valve block 105, so that the gas inside the piston cavity 109 cannot be exhausted, and further, with the continuous displacement of the pushing connecting rod 101, the gas inside the piston cavity 109 is continuously compressed, and when the supporting slide block 18 completely abuts against one end of the first supporting plate 3, at this time, one end of the pushing connecting rod 101 extrudes the control valve block 105, and further makes the control valve block 105 slide inside the control groove 108, and then the clamping block 106 is driven to release the clamping state with the clamping groove 102 at the outer side of the first support plate 3, and meanwhile, the through hole 112 is driven to be communicated with the exhaust hole 113, so that the piston cavity 109 is communicated with the support sliding groove 104, and then compressed gas in the piston cavity 109 is instantaneously discharged into the support sliding groove 104 through the exhaust hole 113 and the position of the through hole 112, and the pushing force is generated by the displacement sliding block 103, and then the first support plate 3 is driven to integrally carry out transverse displacement, and then the first support plate 3 is driven to carry out transverse displacement with the support sliding block 18 and the second support plate 11, when the first support plate 3 is displaced to the other end of the displacement platform 100, the second support plate 11 is also displaced to one end corresponding to the displacement platform 100, and then the clamping block 106 corresponding to the second support plate 11 is extruded through the clamping groove 102 at the outer side of the second support plate 11 to carry out positioning clamping, thereby completing the transverse displacement of the detection device;
And the transverse displacement mechanism at one end of the first supporting plate 3 is characterized in that the extruding plate 114 follows the transverse displacement of the supporting slide block 18, so that the pushing connecting rod 101 is not extruded any more, and then the restoring is carried out under the action of the elastic forces of the fifth spring 110 and the fourth spring 107, and when the whole supporting slide block 18 is upwards displaced to one end of the second supporting plate 11 under the action of the traction force of the driving motor 10, the pushing connecting rod 101 at one end of the second supporting plate 11 is extruded by the other group of extruding plates 114 outside the supporting slide block 18 at the moment, and then the above mechanical operation is repeated, so that the whole transverse displacement of the second supporting plate 11 is realized, and the reciprocating transverse displacement function of the supporting slide block 18 at the two ends of the first supporting plate 3 and the second supporting plate 11 is realized, so that the whole displacement times of the supporting mechanical arm 200 driving the detecting device can be reduced when the detecting device is detected, and the detecting efficiency is improved.
The embodiment has been described above with reference to the embodiment, but the embodiment is not limited to the above-described specific implementation, which is only illustrative and not restrictive, and many forms can be made by those of ordinary skill in the art, given the benefit of this disclosure, are within the scope of this embodiment.
Claims (10)
1. The utility model provides a tunnel lining nondestructive test device, includes supporting platform (1), the bottom of supporting platform (1) is provided with support arm (200), the top of supporting platform (1) is provided with the controller, the both ends of supporting platform (1) both sides all are provided with support frame (2), its characterized in that, lie in two sets of supporting frame (2) that supporting platform (1) are with one end all is provided with displacement platform (100), two sets of the top of displacement platform (100) is provided with first backup pad (3) and second backup pad (11) respectively, one side that first backup pad (3) and second backup pad (11) are close to each other is provided with two at least groups arc guide rail (5) jointly;
Transverse displacement mechanisms are arranged between the top of the displacement platform (100) and the bottoms of the first support plate (3) and the second support plate (11), the transverse displacement mechanisms are distributed at one ends of the tops of the two groups of displacement platforms (100) which are far away from each other, and the transverse displacement mechanisms are used for intermittently pushing the first support plate (3) or the second support plate (11) to transversely displace at the top of the displacement platform (100);
The outer sides of the arc-shaped guide rails (5) are sleeved with supporting sliding blocks (18) together, the tops of the supporting sliding blocks (18) are provided with detection platforms (7), extrusion plates (114) matched with the transverse displacement mechanisms are respectively arranged at two ends of the supporting sliding blocks (18), roller mechanisms (6) are arranged at four corners of the tops of the detection platforms (7), the roller mechanisms (6) are used for being attached to the surface of a tunnel lining to be detected, sound wave detection mechanisms are arranged in the middle of the tops of the detection platforms (7), each sound wave detection mechanism at least comprises a knocking hammer (22), and the knocking hammer (22) is used for knocking the tunnel lining to be detected;
One side at second backup pad (11) top is provided with driving motor (10), the opposite side at second backup pad (11) top is provided with winding mechanism, winding mechanism includes rope sheave (16) at least, the outside of rope sheave (16) is wound up and is had haulage rope (8), the other end and the supporting shoe (18) fixed connection of haulage rope (8), be provided with driving belt unit (9) jointly between the output of driving motor (10) and the winding mechanism, the one end of winding mechanism is provided with power recovery mechanism, power recovery mechanism is used for retrieving the power of supporting shoe (18) when arc guide (5) outside gliding.
2. The tunnel lining nondestructive testing device according to claim 1, wherein the acoustic wave detection mechanism further comprises an acoustic receiving cover (12) for collecting acoustic waves, a mounting shell (28) penetrating to the bottom of the testing platform (7) is arranged at the bottom of the acoustic receiving cover (12), a buffering energy absorption mechanism is arranged on the inner wall of the mounting shell (28), a connecting rod (23) is arranged at the bottom of the knocking hammer (22), and one side of the connecting rod (23) extends to the inside of the buffering energy absorption mechanism and slides up and down.
3. The tunnel lining nondestructive testing device according to claim 2, wherein the buffering energy-absorbing mechanism comprises a limiting chute (30) which is fixedly connected with the inner wall of the installation shell (28) through bolts, two ends of the inside of the limiting chute (30) are symmetrically provided with a second spring (29) and a third spring (31) respectively, the bottom of one side of the connecting rod (23) is provided with a limiting slide block (32), one end of the limiting slide block (32) extends to the inside of the limiting chute (30) and slides in a limiting manner, a reciprocating driving mechanism is arranged at the position, close to the bottom of the connecting rod (23), inside the installation shell (28), of the installation shell (28), the reciprocating driving mechanism comprises a central shaft (24) which is connected with an inner bearing of the installation shell (28), one end of the outer side of the central shaft (24) is provided with a rotating wheel (27), the other end of the central shaft (24) is provided with a cam (26), and the outer side of the cam (26) is matched with the bottom of the limiting slide block (32).
4. A tunnel lining nondestructive testing device according to claim 3, wherein the outer side of the rotating wheel (27) is wound with ropes (4), both ends of the ropes (4) penetrate through the outer side of the installation shell (28) and are fixedly connected with the first supporting plate (3) and the second supporting plate (11) respectively, and a plurality of groups of fixed pulleys matched with the ropes (4) are arranged at the top of the testing platform (7).
5. The tunnel lining nondestructive testing device according to claim 4, wherein an acoustic sensor (25) is arranged at the bottom of the inside of the installation shell (28), the installation shell (28) and the sound receiving cover (12) are of communicated tubular structures, the bottom of the installation shell (28) penetrates through the bottom of the detection platform (7), balls (20) are uniformly arranged at the edge position of the top of the sound receiving cover (12), and a limiting ring (21) in bolt fastening connection with the sound receiving cover (12) is arranged on the outer side of the balls (20).
6. The tunnel lining nondestructive testing device according to claim 1, wherein the transverse displacement mechanism comprises a supporting chute (104) arranged in the middle of the top of the displacement platform (100), a displacement sliding block (103) fixedly connected with the bottom of the first supporting plate (3) or the second supporting plate (11) is arranged in the supporting chute (104), a piston cavity (109) communicated with the supporting chute (104) is arranged at one end of the top of the displacement platform (100), a piston plate (111) is arranged in the piston cavity (109), a pushing connecting rod (101) extending to the outer side of the displacement platform (100) is arranged at one side of the piston plate (111), a fifth spring (110) connected with the inner wall of the piston cavity (109) is arranged at the other side of the piston plate (111), and an exhaust hole (113) communicated with each other is arranged between the piston cavity (109) and the supporting chute (104);
The displacement platform (100) top is located the position department between piston chamber (109) and support spout (104) and is provided with control groove (108), the inside of control groove (108) is provided with control valve piece (105), and the one end of control valve piece (105) extends to the outside of displacement platform (100) and with the one end looks adaptation of promotion connecting rod (101), the other end of control valve piece (105) is provided with fourth spring (107), the inside of control valve piece (105) is provided with through-hole (112), and through-hole (112) and exhaust hole (113) looks adaptation each other, the top of control valve piece (105) is provided with fixture block (106), the inside of first backup pad (3) or second backup pad (11) one end all is provided with draw-in groove (102) with fixture block (106) looks adaptation each other.
7. The tunnel lining nondestructive testing device according to claim 5, wherein the roller mechanism (6) comprises a supporting shell (601), a pressure sensor (602), a first spring (603), a limiting block (604) and a rolling wheel (605), the supporting shell (601) is connected with the testing platform (7) through bolts, the pressure sensor (602) is arranged at the bottom of the inside of the supporting shell (601), the first spring (603) is arranged at the top of the pressure sensor (602), the limiting block (604) extending to the outside of the supporting shell (601) is arranged at the top of the first spring (603), the rolling wheel (605) is arranged at the top of the limiting block (604), and the rolling wheel (605) rolls in a fitting manner with the surface of the tunnel lining to be tested.
8. The tunnel lining nondestructive testing device according to claim 7, wherein the acoustic sensor (25) and the pressure sensor (602) are electrically connected with the controller through electrical signals, the driving motor (10) is electrically connected with the controller through a wire, the controller is externally connected with an engineering sonographer through the wire, and a plurality of groups of buffer supporting units (19) are arranged between the top of the supporting sliding block (18) and the bottom of the testing platform (7).
9. The tunnel lining nondestructive testing device according to claim 1, wherein the power recovery mechanism comprises a transmission shaft (17) arranged at the top of the second supporting plate (11), a supporting bearing seat (14) is arranged between the outer side of the transmission shaft (17) and the second supporting plate (11), the rope wheel (16) is sleeved on the outer side of the transmission shaft (17), one end of the transmission shaft (17) penetrates through one group of supporting bearing seats (14), a torsion spring piece (15) is wound on the outer side of the transmission shaft, a torsion shell (13) is sleeved on the outer side of the torsion spring piece (15), the torsion shell (13) is connected with an adjacent group of supporting bearing seats (14) in a bolt fastening mode, one end of the inner side of the torsion spring piece (15) is fixedly connected with the transmission shaft (17), and one end of the outer side of the torsion spring piece (15) is fixedly connected with the inner wall of the torsion shell (13).
10. The tunnel lining nondestructive testing device according to claim 9, wherein the other end of the transmission shaft (17) is sleeved with a transmission belt unit (9), the transmission belt unit (9) comprises a transmission belt and two groups of belt pulleys, a ratchet wheel assembly matched with the transmission shaft (17) is arranged on the inner side of one group of belt pulleys, the ratchet wheel assembly is used for unidirectional transmission of the transmission shaft (17) by the transmission belt unit (9), and an electromagnetic band-type brake unit is arranged at one end, far away from the torsion spring (15), of the transmission shaft (17).
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Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001248398A (en) * | 2000-03-03 | 2001-09-14 | Ohbayashi Corp | Automatic sprinkler system for tunnel lining concrete |
| JP2001249117A (en) * | 2000-03-02 | 2001-09-14 | Kumagai Gumi Co Ltd | Diagnostic apparatus for separation of concrete |
| JP2002303610A (en) * | 2001-04-05 | 2002-10-18 | Sato Kogyo Co Ltd | Method and device for discriminating soundness of concrete |
| JP2004205216A (en) * | 2002-12-20 | 2004-07-22 | Hazama Corp | Tapping sound inspection device for tunnel covering concrete |
| JP2010178633A (en) * | 2009-02-03 | 2010-08-19 | Nagasaki Prefecture | Hand apparatus for harvesting asparagus |
| JP2014211054A (en) * | 2013-04-19 | 2014-11-13 | 株式会社安藤・間 | Erector device and segment assembling device using the same |
| US20150223438A1 (en) * | 2014-02-11 | 2015-08-13 | Ronald H. Tschantz | Line tensioner and method of operation of the same |
| CN106442726A (en) * | 2016-09-27 | 2017-02-22 | 中国地质大学（武汉） | Nondestructive detection device for tunnel linings |
| CN107956490A (en) * | 2017-12-29 | 2018-04-24 | 中国铁道科学研究院铁道建筑研究所 | A kind of intelligent tunnel lining trolley |
| CN108225262A (en) * | 2018-01-04 | 2018-06-29 | 重庆市勘测院 | Tunnel cross-section settlement measuring device, system and method based on submillimeter displacement sensor |
| CN111678985A (en) * | 2020-06-10 | 2020-09-18 | 南昌工程学院 | Tunnel lining nondestructive test device |
| US20210389257A1 (en) * | 2019-10-09 | 2021-12-16 | Shandong University | Multi-arm robot used for tunnel lining inspection and defect diagnosis in operation period |
| US20210396842A1 (en) * | 2019-10-09 | 2021-12-23 | Shandong University | Multi-scale inspection and intelligent diagnosis system and method for tunnel structural defects |
| CN114428117A (en) * | 2022-01-27 | 2022-05-03 | 中国国家铁路集团有限公司 | Tunnel lining cavity knocking mechanism and automatic knocking detection device |
| CN217359742U (en) * | 2022-04-29 | 2022-09-02 | 中铁一局集团有限公司 | Tunnel lining cavity detection device |
| KR102535880B1 (en) * | 2022-12-10 | 2023-05-26 | 안미선 | Multi-directional swivel rail carriage |
| CN116609439A (en) * | 2023-06-29 | 2023-08-18 | 淄博职业学院 | Side wall brick hollowing detection and replacement integrated device |
| CN220313310U (en) * | 2023-08-09 | 2024-01-09 | 德清中瑞金属制品有限公司 | Vehicle-mounted movable safety tool cabinet |
-
2024
- 2024-03-20 CN CN202410318459.XA patent/CN117907436B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001249117A (en) * | 2000-03-02 | 2001-09-14 | Kumagai Gumi Co Ltd | Diagnostic apparatus for separation of concrete |
| JP2001248398A (en) * | 2000-03-03 | 2001-09-14 | Ohbayashi Corp | Automatic sprinkler system for tunnel lining concrete |
| JP2002303610A (en) * | 2001-04-05 | 2002-10-18 | Sato Kogyo Co Ltd | Method and device for discriminating soundness of concrete |
| JP2004205216A (en) * | 2002-12-20 | 2004-07-22 | Hazama Corp | Tapping sound inspection device for tunnel covering concrete |
| JP2010178633A (en) * | 2009-02-03 | 2010-08-19 | Nagasaki Prefecture | Hand apparatus for harvesting asparagus |
| JP2014211054A (en) * | 2013-04-19 | 2014-11-13 | 株式会社安藤・間 | Erector device and segment assembling device using the same |
| US20150223438A1 (en) * | 2014-02-11 | 2015-08-13 | Ronald H. Tschantz | Line tensioner and method of operation of the same |
| CN106442726A (en) * | 2016-09-27 | 2017-02-22 | 中国地质大学（武汉） | Nondestructive detection device for tunnel linings |
| CN107956490A (en) * | 2017-12-29 | 2018-04-24 | 中国铁道科学研究院铁道建筑研究所 | A kind of intelligent tunnel lining trolley |
| CN108225262A (en) * | 2018-01-04 | 2018-06-29 | 重庆市勘测院 | Tunnel cross-section settlement measuring device, system and method based on submillimeter displacement sensor |
| US20210389257A1 (en) * | 2019-10-09 | 2021-12-16 | Shandong University | Multi-arm robot used for tunnel lining inspection and defect diagnosis in operation period |
| US20210396842A1 (en) * | 2019-10-09 | 2021-12-23 | Shandong University | Multi-scale inspection and intelligent diagnosis system and method for tunnel structural defects |
| CN111678985A (en) * | 2020-06-10 | 2020-09-18 | 南昌工程学院 | Tunnel lining nondestructive test device |
| CN114428117A (en) * | 2022-01-27 | 2022-05-03 | 中国国家铁路集团有限公司 | Tunnel lining cavity knocking mechanism and automatic knocking detection device |
| CN217359742U (en) * | 2022-04-29 | 2022-09-02 | 中铁一局集团有限公司 | Tunnel lining cavity detection device |
| KR102535880B1 (en) * | 2022-12-10 | 2023-05-26 | 안미선 | Multi-directional swivel rail carriage |
| CN116609439A (en) * | 2023-06-29 | 2023-08-18 | 淄博职业学院 | Side wall brick hollowing detection and replacement integrated device |
| CN220313310U (en) * | 2023-08-09 | 2024-01-09 | 德清中瑞金属制品有限公司 | Vehicle-mounted movable safety tool cabinet |
Non-Patent Citations (1)
| Title |
|---|
| 暴学志: "隧道衬砌背后空洞自动敲击检测装置的研发", 铁道建筑, vol. 62, no. 11, 30 November 2022 (2022-11-30), pages 99 - 102 * |
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