CN118293807A - Tunnel pre-buried groove positioning detection device and method - Google Patents
Tunnel pre-buried groove positioning detection device and method Download PDFInfo
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- CN118293807A CN118293807A CN202410256543.3A CN202410256543A CN118293807A CN 118293807 A CN118293807 A CN 118293807A CN 202410256543 A CN202410256543 A CN 202410256543A CN 118293807 A CN118293807 A CN 118293807A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
本发明属于隧道预埋槽道技术领域，具体为一种隧道预埋槽道定位检测装置及方法，包括隧道拱顶，所述隧道拱顶内壁上安装有预埋槽道本体，预埋槽道本体的上方连接有预埋锚杆，所述隧道拱顶的下方设置有中板，中板的前表面固定连接有推架，中板的下方固定连接有支撑腿，支撑腿的底部设置有底板，所述底板的中间固定安装有第一电动推杆。该装置不仅能够对预埋槽道的锚杆进行定位和检测，而且能够通过切换光点和光线的照明方式，使得装置能够在检测预埋槽道和槽道锚杆时，对检测方式进行切换，并且装置能够对多个预埋槽道进行等距检测，该装置还能够根据不同的隧道以及预埋槽道对自身进行适应性调节。
The present invention belongs to the technical field of tunnel pre-embedded grooves, and specifically relates to a tunnel pre-embedded groove positioning detection device and method, comprising a tunnel vault, an embedded groove body is installed on the inner wall of the tunnel vault, an embedded anchor rod is connected to the upper part of the embedded groove body, a middle plate is arranged below the tunnel vault, a push frame is fixedly connected to the front surface of the middle plate, a support leg is fixedly connected to the lower part of the middle plate, a bottom plate is arranged at the bottom of the support leg, and a first electric push rod is fixedly installed in the middle of the bottom plate. The device can not only locate and detect the anchor rod of the embedded groove, but also switch the illumination mode of the light spot and the light so that the device can switch the detection mode when detecting the embedded groove and the groove anchor rod, and the device can perform equidistant detection on multiple embedded grooves, and the device can also adjust itself adaptively according to different tunnels and embedded grooves.
Description
Technical Field
The invention relates to the technical field of tunnel embedded channels, in particular to a tunnel embedded channel positioning detection device and method.
Background
The tunnel embedded channel is a channel which is buried in advance in the foundation of the tunnel and used for guiding lines such as cables and pipelines, the channel is composed of precast concrete components and is arranged on the foundation in the tunnel and used for arranging the lines in the tunnel, so that the line is prevented from crossing the ground and occupying the ground space, the reliability and the safety of the line are improved, the positioning detection equipment is required to be used for detection after the channel is arranged, and the existing tunnel embedded channel positioning detection equipment has some defects in use;
For example, chinese patent (publication No. CN109751944 a) discloses a detection device and a detection method for a pre-buried chute for tunnel duct pieces, which adopts an arc detection plate consistent with the design radian of the pre-buried chute, the pre-buried chute is directly placed on the arc detection plate during detection, the positions of connecting pieces such as anchor bolts and positioning bolt holes on the pre-buried chute can be directly measured by an arc scale arranged on the arc detection plate, and the distance between the notch of the pre-buried chute and the arc surface can be directly measured by a feeler gauge to judge whether the notch is deformed, thereby realizing the purpose of direct measurement, being convenient to operate and reducing the cost;
The device detects with the unanimous arc pick-up plate of pre-buried spout design radian, although can realize detecting function, but the device can only detect the pre-buried channel of single shape, is difficult to adapt to pre-buried channel and the tunnel of different shapes and uses, can not classify detection work to the mounted point position of the pre-buried stock of pre-buried channel and pre-buried channel, application scope is narrow to current pre-buried channel check out test set does not possess equidistant detecting function when using, can not carry out the distance to a plurality of pre-buried channels and detect.
Disclosure of Invention
The invention is provided in view of the problems existing in the existing embedded channel positioning detection equipment.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a tunnel pre-buried channel location detection device, includes tunnel vault, install pre-buried channel body on the tunnel vault inner wall, the top of pre-buried channel body is connected with pre-buried stock, the below of tunnel vault is provided with the medium plate, and the front surface fixedly connected with of medium plate pushes away the frame, and the below fixedly connected with supporting leg of medium plate, the bottom of supporting leg is provided with the bottom plate, the centre fixed mounting of bottom plate has first electric putter, and the left and right sides of bottom plate rotates and is connected with the wheel, centering components are all installed to the left and right sides of medium plate, and the front end of medium plate is fixedly provided with pushes away the frame, and the inside rotation of medium plate is installed the carousel, and the outside of carousel is provided with calibration subassembly, and the inside equiangular mounting of carousel has the laser, and the laser passes through the second spring and links to each other with adjacent laser, is fixed connection between laser and the carousel of all positions, is sliding connection on the laser on the right side.
As a preferential scheme of the invention, the left side and the right side of the first electric push rod are fixedly connected with limit sliding blocks, the limit sliding blocks are connected with the supporting legs in a sliding way, and the middle plate forms a lifting structure through the supporting legs, the first electric push rod, the limit sliding blocks and the bottom plate.
As a preferential scheme of the invention, the centering component comprises side connecting rods fixedly arranged on the left side and the right side of the middle plate, the surface of each side connecting rod is fixedly connected with a first spring, the front end of each first spring is fixedly connected with a sliding sleeve, and the inside of each sliding sleeve is rotationally connected with a ball.
As a preferential scheme of the invention, the balls are uniformly distributed on the surface of the sliding sleeve, and the inner wall of the sliding sleeve is mutually attached to the outer surface of the side connecting rod.
As a preferential scheme of the invention, the calibration assembly comprises a second electric push rod fixedly arranged on the rear side of a middle plate, a first semicircular ring is fixedly connected to the right side of the second electric push rod, the first semicircular ring is connected with the middle plate in a sliding manner, a fixed plate is welded on the right side of the first semicircular ring, a second semicircular ring is welded at the front end of the fixed plate, a diffusion plate is fixedly arranged in the lower half part of the second semicircular ring, a gap is formed in the middle position of the upper half part of the second semicircular ring, and a mirror surface is arranged on the front surface of the first semicircular ring.
As a preferential scheme of the invention, the mirror surface is of a cambered surface structure, the position of the mirror surface corresponds to the position of the laser, the first semicircular ring, the fixed plate, the second semicircular ring and the diffusion plate are integrated, and the central axes of the mirror surface, the first semicircular ring, the second semicircular ring and the turntable are collinear.
As a preferential scheme of the invention, the traction steel rope is connected with the rotating shaft through the guide of the guide wheel, the rotating shaft is in rotary connection with the rotating disc, the front end of the rotating disc is fixedly connected with a fixed cylinder positioned at the outer side of the rotating shaft, the outer side of the fixed cylinder is tightly pressed and provided with a damping pad, and the damping pad is fixedly connected with the middle plate.
As a preferential scheme of the invention, the outer side of the front end of the rotating shaft is rotatably provided with a rotating plate, the middle of the front end of the rotating shaft is fixedly provided with a middle rod, the rotating plate is connected with the middle rod through a vortex spring, the outer side of the rotating shaft is fixedly connected with a connecting plate, the outer surface of the connecting plate is mutually attached to the inner wall of the fixed cylinder, and a diffusivity adjusting assembly is arranged between the connecting plate and the fixed cylinder.
As a preferential scheme of the invention, the diffusivity adjusting component comprises a butt joint groove formed on the surface of the fixed cylinder, a butt joint rod is arranged in the butt joint groove in a fitting way, a sliding rod is fixedly connected below the front end of the butt joint rod, a third spring is sleeved outside the sliding rod, the head end and the tail end of the third spring are respectively connected with the sliding rod and the connecting plate, the front end of the sliding rod is fixedly connected with a pull rope, the pull rope is connected with the rotating plate through guiding of a guide frame, the guide frame is fixedly connected with the connecting plate, and the sliding rod is in limited sliding connection with the connecting plate.
The application method of the tunnel embedded channel positioning detection device comprises the following steps:
S1: the supporting legs, the bottom plate and the wheel pair device are integrally supported, the upper surface of the middle plate is adjusted to be level with the bottom end of the cambered surface of the tunnel vault, so that the central axis of the turntable in the middle plate is positioned at the center of the cambered surface of the tunnel vault, and the axial centering work is completed at the moment;
S2: after axial centering is completed, longitudinal centering is performed, the left side and the right side of the inner wall of the tunnel are tightly supported by the left side and the right side of the middle plate through centering components, the middle plate and the turntable are centered, longitudinal centering work is completed, at the moment, positioning detection work is performed on the embedded channel, and the centering components and the first electric push rod are utilized to enable the device to adapt to tunnels with different vault sizes and heights;
S3: the laser installed at the same angle irradiates light spots on the top of the tunnel vault to judge whether the installation position of the embedded anchor rod on the embedded channel body is consistent with the position of the irradiated light spots, so as to perform positioning detection on the installation position of the embedded anchor rod, pull the traction steel rope on the rightmost laser according to the installation quantity of the embedded anchor rod, enable all the lasers except the leftmost laser to synchronously stretch and retract, change the aggregation degree of the irradiated light spots of the laser in the synchronous stretching process of all the lasers, adapt to the use of the embedded anchor rods with different quantities,
S4: after the installation of pre-buried channel body is accomplished, calibration assembly's latter half can reflect the front end to the device with the laser instrument at the in-process that removes to realize equidistant detection function, through carrying out the contrast to the pre-buried channel body installation distance of front and back both sides, make the device can carry out interval location and detection to a plurality of pre-buried channel bodies, calibration assembly's former half can disperse the light of laser instrument at the in-process that moves backward, and make the device can switch the light spot and the light irradiation state of laser instrument, with carry out classification detection to pre-buried stock and pre-buried channel body respectively.
Compared with the prior art, the invention has the beneficial effects that:
1. Through the first electric putter and the bottom plate that set up for the device can be through the holistic height of first electric putter centering plate to be adjusted, make the centre of a circle of carousel and the centre of a circle coincidence of tunnel vault circular arc part, in order to realize carrying out axial centering work to the device, through utilizing the centering subassembly of medium plate left and right sides, make the medium plate of device and carousel position the centre position in tunnel all the time in the in-process that the back-and-forth moved, thereby adapt to the tunnel of different width and size and use, the application scope of device has been promoted, the defect that current tunnel pre-buried channel detection device can not adapt to different tunnels and use has been solved.
2. Through traction steel rope and second spring on the device for the device can be in the in-process that pulls the steel rope makes the second spring of each position by synchronous tensile, and then makes the synchronous expansion of laser instrument equiangle etc. of each position, thereby makes the device can adapt to different pre-buried channel stock and carries out equidistant detection work, has solved current detection device and can not detect the defect of stock of pre-buried channel, and the device has the advantage that application scope is wider.
3. Through the diffusivity adjusting part that sets up for traction steel cable can be adjusted the diffuseness of laser instrument photoelectricity by the in-process of pulling, cooperation vortex spring and pivoted swivel plate simultaneously, can pull the stay cord earlier at pivoted swivel plate's in-process and make the docking pole break away from the inside of docking groove, reuse vortex spring makes the pivot rotate, until the docking pole removes to next department docking inslot, accomplish again fixedly, the device not only can adjust the spot diffusivity of stock installation point, but also can be fixed the spot diffusivity after adjusting conveniently, and the device can also utilize the carousel of damping pad cooperation pivoted installation, make the device detect the time spent to stock installation point, thereby the position of the first light spot in left side is adjusted, the convenience when having promoted the use has been satisfied in the different pre-buried channel of adaptation.
4. Through first semicircle ring and the second semicircle ring that sets up, when first semicircle ring cooperation laser instrument uses, utilize the mirror surface of first semicircle ring for the light spot that the laser instrument shined can reflect, thereby shine the position at tunnel inner wall front end, make the device can detect the interval of two adjacent pre-buried channels, and utilize the inner wall of cambered surface, through the position that changes first semicircle ring, make the light spot position of reflection can be adjusted, detect work with the pre-buried channel of adaptation different intervals, utilize the diffuser plate in the second semicircle ring, make the light spot can diffuse, and utilize the gap to form light, thereby make the device can switch the mode of light spot and light detection, light is favorable to detecting pre-buried channel, the light spot is favorable to detecting the stock of pre-buried channel, the device can switch the detection mode in real time, with adaptation pre-buried channel and stock carry out classification detection work.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following detailed description will be given with reference to the accompanying drawings and detailed embodiments, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained from these drawings without inventive effort to a person of ordinary skill in the art. Wherein:
FIG. 1 is a schematic diagram of the overall structure of a tunnel pre-buried channel positioning detection device;
FIG. 2 is a schematic view of a front cross-sectional structure of a plate according to the present invention;
FIG. 3 is a schematic view of the structure of FIG. 2 at A;
FIG. 4 is a schematic elevational cross-sectional view of a centering assembly of the present invention;
FIG. 5 is a schematic view showing a connection structure of a second semicircular ring and a diffusion plate according to the present invention;
FIG. 6 is a schematic view of the connection structure of the first semicircular ring and the fixing plate of the present invention;
FIG. 7 is a schematic view of the connection structure of the first semicircle ring and the second semicircle ring of the present invention;
FIG. 8 is a schematic view of the structure of FIG. 7B;
FIG. 9 is a schematic view of the connection structure of the middle plate and the side bars of the present invention;
FIG. 10 is a schematic view of the structure of FIG. 9 at C;
FIG. 11 is a schematic view of the connection structure of the turntable and the fixed cylinder of the present invention;
fig. 12 is a schematic view of the structure at D in fig. 11.
Reference numerals in the drawings: 1. a tunnel vault; 2. embedding a channel body; 3. a middle plate; 4. support legs; 5. a wheel; 6. a first electric push rod; 7. a limit sliding block; 8. centering components; 801. a lateral connecting rod; 802. a first spring; 803. a sliding sleeve; 804. a ball; 9. pushing a frame; 10. a turntable; 11. a calibration assembly; 1101. a second electric push rod; 1102. a first semi-circular ring; 1103. a fixing plate; 1104. a second semicircle ring; 1105. a diffusion plate; 1106. a slit; 1107. a mirror surface; 12. a laser; 13. a second spring; 14. traction steel rope; 15. a guide wheel; 16. a rotating shaft; 17. a fixed cylinder; 18. embedding an anchor rod; 19. a damping pad; 20. a splice plate; 21. a rotating plate; 22. a middle rod; 23. a diffusivity adjustment assembly; 2301. a butt joint groove; 2302. a butt joint rod; 2303. a slide bar; 2304. a third spring; 2305. a pull rope; 2306. a guide frame; 24. a vortex spring; 25. a bottom plate.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
Examples
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1-12, a tunnel pre-buried channel positioning detection device comprises a tunnel vault 1, wherein a pre-buried channel body 2 is installed on the inner wall of the tunnel vault 1, a pre-buried anchor rod 18 is connected above the pre-buried channel body 2, the pre-buried channel body 2 is fixed inside the tunnel vault 1 through the pre-buried anchor rod 18, the device performs positioning detection on the installation point position of the pre-buried anchor rod 18 before installing the pre-buried channel body 2, the installation position of the pre-buried channel body 2 and the distance between two adjacent pre-buried channel bodies 2 are detected after installing the pre-buried channel body 2, a middle plate 3 is arranged below the tunnel vault 1, a pushing frame 9 is fixedly connected with the front surface of the middle plate 3, the pushing frame 9 is used for pushing the whole body to move back and forth so as to detect the pre-buried channel body 2 and the pre-buried anchor rod 18 at different positions, a supporting leg 4 is fixedly connected below the pre-buried channel body 2, the bottom of the supporting leg 4 is provided with a bottom plate 25, a first electric push rod 6 is fixedly arranged in the middle of the bottom plate 25, wheels 5 are rotatably connected to the left side and the right side of the bottom plate 25, a middle plate 3 and the bottom plate 25 are used for supporting the whole device, the first electric push rod 6 is used for adjusting the height of the whole device, so that the accuracy in detection is ensured, centering components 8 are arranged on the left side and the right side of the middle plate 3, the centering components 8 can adjust the left position and the right position of the whole device, meanwhile, tunnels with different widths are adapted to use, the front end of the middle plate 3 is fixedly provided with a pushing frame 9, a turntable 10 is rotatably arranged in the middle plate 3, a calibrating component 11 is arranged on the outer side of the turntable 10, a laser 12 is arranged in the turntable 10 at equal angles in the interior, the laser 12 is connected with the adjacent laser 12 through a second spring 13, and when the laser 12 on the rightmost side in the turntable 10 is pulled, the second springs 13 at all positions are synchronously stretched, so that the lasers 12 at all positions are synchronously stretched in a state of keeping equal distance, the installation points of the embedded anchor rods 18 are subjected to positioning detection, the leftmost lasers 12 are fixedly connected with the turntable 10, the lasers 12 at the other positions are in sliding connection with the turntable 10, the rightmost lasers 12 are bolted with traction steel ropes 14, the lasers 12 at all positions on the device are synchronously expanded or contracted by pulling the traction steel ropes 14, when the lasers 12 are contracted, the light points of the lasers 12 at all positions are highest in concentration, the front half part of the calibration assembly 11 is utilized, the light points of the lasers 12 are concentrated into light rays when passing through the front half part of the calibration assembly 11, the light rays can be utilized to detect the embedded channel body 2 at the moment, and the light points of the lasers 12 are reflected when passing through the rear half part of the calibration assembly 11, so that the device can perform positioning detection on the distance between the two adjacent embedded channel bodies 2.
In this example, the left and right sides fixedly connected with spacing slider 7 of first electric putter 6, the connected mode between spacing slider 7 and the supporting leg 4 is sliding connection, and medium plate 3 constitutes elevation structure through supporting leg 4, between first electric putter 6 and spacing slider 7 and the bottom plate 25, through the elevation structure on the device for medium plate 3 can align with the tunnel, guarantees the accuracy when follow-up detection, makes the device to adapt to the tunnel of different height simultaneously and uses.
In this example, centering subassembly 8 includes the side pole 801 of fixed mounting in the left and right sides of medium plate 3, and the fixed surface of side pole 801 is connected with first spring 802, and the front end fixedly connected with sliding sleeve 803 of first spring 802, the inside rotation of sliding sleeve 803 is connected with ball 804, and first spring 802 makes ball 804 can prop up the inner wall in tight tunnel for medium plate 3 keeps the state of centering, uses in order to adapt to the tunnel of different width, has promoted the application scope of device.
In this example, the balls 804 are uniformly distributed on the surface of the sliding sleeve 803, the inner wall of the sliding sleeve 803 is mutually attached to the outer surface of the side connecting rod 801, and the sliding sleeve 803 and the side connecting rod 801 which are mutually attached to each other enable the sliding sleeve 803 to horizontally move left and right, so that the stability of the device during operation is improved, and the balls 804 can reduce the resistance of the device during the whole front and back movement, so that the device cannot cause excessive abrasion during movement, and the durability of the device is ensured.
In this example, the calibration assembly 11 includes the second electric putter 1101 of fixed mounting in medium plate 3 rear side, the first semicircle ring 1102 of right side fixedly connected with of second electric putter 1101, the connected mode between first semicircle ring 1102 and the medium plate 3 is sliding connection, the right side welding of first semicircle ring 1102 has fixed plate 1103, the front end welding of fixed plate 1103 has second semicircle ring 1104, the inside fixed mounting of second semicircle ring 1104 lower half has the diffuser plate 1105, the gap 1106 has been seted up to the intermediate position of second semicircle ring 1104 upper half, the diffuser plate 1106 in the second semicircle ring 1104 can disperse the light source, can form the strip after the light source after the gap 1106, make the device can carry out accurate detection work to the pre-buried channel, the front surface of first semicircle ring 1102 is provided with mirror 1107, mirror 1107 of first semicircle ring 1102 can reflect the light spot that shines, so that follow-up can carry out interval detection work to two adjacent pre-buried channels when detecting, the device can switch to detecting the mode according to the detection thing.
In this example, the mirror 1107 is an arc structure, the position of the mirror 1107 corresponds to the position of the laser 12, the first semicircle 1102, the fixed plate 1103, the second semicircle 1104 and the diffusion plate 1105 are integrated, the central axes of the mirror 1107, the first semicircle 1102, the second semicircle 1104 and the turntable 10 are collinear, and when the front and back positions of the first semicircle 1102 are changed due to the mirror 1107 with the arc structure, the reflection angle of the laser 12 is changed accordingly, so that the detection work is performed by two embedded channels with different intervals, and compared with the detection of fixed intervals, the adjustable degree of the device is higher.
In this example, pull the steel cable 14 and link to each other with pivot 16 through leading wheel 15 direction, be rotationally connected between pivot 16 and the carousel 10, the front end fixedly connected with of carousel 10 is located the fixed cylinder 17 in the pivot 16 outside, the outside of fixed cylinder 17 compresses tightly and is provided with damping pad 19, be fixed connection between damping pad 19 and the medium plate 3, pull steel cable 14 through setting up and leading wheel 15 for the testing personnel can pull the steel cable 14 voluntarily in the in-process of rotating pivot 16, compare in direct pulling and pull steel cable 14 and adjust, the device is more accurate when adjusting, damping pad 19 can adjust the initial angle of carousel 10, thereby adjust leftmost laser point position, use with adapting to different pre-buried channel back stock, thereby promote application scope.
In this example, the outer side of the front end of the rotating shaft 16 is rotatably provided with a rotating plate 21, the middle of the front end of the rotating shaft 16 is fixedly provided with a middle rod 22, the rotating plate 21 is connected with the middle rod 22 through a vortex spring 24, the outer side of the rotating shaft 16 is fixedly connected with a connecting plate 20, the outer surface of the connecting plate 20 is mutually attached to the inner wall of the fixed cylinder 17, the rotating plate 21 can be rotated firstly when the rotating shaft 16 is rotated, a diffusivity adjusting assembly 23 is arranged between the connecting plate 20 and the fixed cylinder 17, the diffusivity adjusting assembly 23 is convenient for adjusting the diffusivity of light spots subsequently, and the device can act on the diffusivity adjusting assembly 23 firstly when the rotating plate 21 is rotated, and then acts on the rotating shaft 16 through the vortex spring 24 so as to accurately adjust and fix the rotating shaft 16 subsequently.
In this example, the diffusivity adjusting part 23 includes the butt joint groove 2301 of seting up in the fixed section of thick bamboo 17 surface, the inside laminating of butt joint groove 2301 is provided with butt joint rod 2302, the below fixedly connected with slide bar 2303 of butt joint rod 2302 front end, the outside cover of slide bar 2303 is equipped with third spring 2304, the head and the tail both ends of third spring 2304 link to each other with slide bar 2303 and linking plate 20 respectively, the front end fixedly connected with stay cord 2305 of slide bar 2303, the stay cord 2305 leads through the leading truck 2306 to link to each other with rotating plate 21, in the in-process of rotating plate 21, rotating plate 21 can pull butt joint rod 2302 and slide bar 2303 through stay cord 2305 earlier for third spring 2304 is stretched, until butt joint rod 2302 breaks away from in the inside of butt joint groove 2301, rotating plate 21 can drive the linking plate 20 rotation this moment, until butt joint plate 2 moves to the inside of next butt joint groove 2301, compare in manual stirring the regulation, be fixed connection between leading truck 2306 and linking plate 20, it is smooth and can not take place the axial and can not rotate before the connecting rod 2303 moves.
It should be noted that, firstly, as shown in fig. 1-4, the whole device is supported by supporting legs 4, a bottom plate 25 and wheels 5, the upper surface of a middle plate 3 is adjusted to be level with the bottom end of the cambered surface of a tunnel vault 1, so that the central axis position of a turntable 10 in the middle plate 3 is positioned at the center of the cambered surface of the tunnel vault 1, at this time, the axial centering of the tunnel vault 1 and a connecting plate 20 is completed, after the axial centering is completed, the longitudinal centering is performed, sliding sleeves 803 on the left side and the right side of the middle plate 3 support the left side and the right side of the tunnel inner wall by a first spring 802 on a side connecting rod 801, a worker pushes a pushing frame 9 to enable the whole device to move forwards, the balls 804 can reduce the moving resistance, and simultaneously guarantee the centering work, at this time, the middle plate 3 and the turntable 10 are centered, the longitudinal centering work is completed, so that the subsequent positioning detection of the pre-buried channels is more accurate, and the device can adapt to the use of tunnels with different sizes and heights by using a centering component 8 and a first electric push rod 6;
As shown in fig. 1-3 and 9-12, after the lasers 12 are installed at equal angles in the turntable 10, the top of the tunnel vault 1 presents light spots distributed at equal intervals after the lasers 12 are opened, so as to judge whether the installation position of the embedded anchor rod 18 on the embedded channel body 2 is consistent with the position of the irradiation light spot, thus performing positioning detection on the installation position of the embedded anchor rod 18, during positioning detection, the angle of the fixed cylinder 17 can be regulated and fixed through the damping pad 19, thus regulating the initial angle of the turntable 10, keeping the light spot generated by the leftmost laser 12 in the turntable 10 consistent with the leftmost installation point of the embedded anchor rod 18, regulating the diffusion degree of pulling the rightmost laser 12 according to the installation quantity of the embedded anchor rod, and pulling the extension rods 2302 and 2303 by pulling the rotating plate 21 through the pull rope 2305, the guide frame 2306 is used for guiding the pulling rope 2305, so that the third spring 2304 is stretched until the butt joint rod 2302 is separated from the inside of the butt joint groove 2301, at this time, the rotating plate 21 drives the rotating shaft 16 and the middle rod 22 to rotate under the action of the vortex spring 24, the middle rod 22 drives the connecting plate 20 to rotate until the butt joint rod 2302 moves to the inside of the next butt joint groove 2301 under the action of the third spring 2304, the connecting plate 20 and the fixing cylinder 17 complete the clamping again, at the same time, the pulling steel rope 14 pulls the rightmost laser 12 through the guide wheel 15, the second springs 13 at all positions are synchronously stretched, the lasers 12 distributed at equal angles are expanded while maintaining equal angular distribution, so that the device can accurately adjust the diffusion degree of light spots generated by the lasers 12 at all positions, at this time, all lasers 12 except the leftmost position synchronously stretch, in the process of synchronously stretching and retracting the lasers 12 everywhere, the aggregation degree of the irradiation light spots of the lasers 12 is changed so as to adapt to the positioning detection work of the embedded anchor rods 18 with different numbers;
As shown in fig. 1-3 and fig. 5-8, after the installation of the embedded channel body 2 is completed, the position of the calibration component 11 is adjusted by the second electric push rod 1101, the mirror 1107 on the first semicircular ring 1102 can reflect the laser 12 to the front end of the device, so that an equidistant detection function is realized, because the mirror 1107 is an arc surface, the front and rear positions of the mirror 1107 are different, the reflected angle can also change, the position of a light spot generated by the inner wall of the tunnel can also change correspondingly, the installation distance of the embedded channel body 2 at two adjacent positions is compared through the adjusted light spot position, the device can perform interval positioning detection on a plurality of embedded channel bodies 2, the light source of the laser 12 can be dispersed by the diffusion plate and form light to cover the upper part of the inner wall of the tunnel through the gap 1106, compared with a point light source, the line formed by the diffusion plate and the gap 1106 is more accurate and efficient when the embedded channel body 2 is detected, the device is ensured to be more convenient when the embedded channel body 2 is detected, and the light spot state of the diffusion plate 1105 and the device can be switched between the embedded channel body 18 and the anchor rod 12 when the light spot detector is detected, and the light spot detector is switched between the two devices 12.
Although the invention has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. The utility model provides a tunnel pre-buried channel location detection device, includes tunnel vault (1), install pre-buried channel body (2) on tunnel vault (1) inner wall, the top of pre-buried channel body (2) is connected with pre-buried stock (18), its characterized in that: the tunnel vault (1) below is provided with medium plate (3), and the front surface fixedly connected with of medium plate (3) pushes away frame (9), and the below fixedly connected with supporting leg (4) of medium plate (3), the bottom of supporting leg (4) is provided with bottom plate (25), the middle fixed mounting of bottom plate (25) has first electric putter (6), and the left and right sides rotation of bottom plate (25) is connected with wheel (5), centering subassembly (8) are all installed to the left and right sides of medium plate (3), and the front end of medium plate (3) is fixedly provided with pushes away frame (9), and carousel (10) are installed in the inside rotation of medium plate (3), and the outside of carousel (10) is provided with calibration subassembly (11), and laser (12) are installed to the inside equiangle of carousel (10), and laser (12) link to each other with adjacent laser (12) through second spring (13), are fixed connection between laser (12) and carousel (10) of the left side, are sliding connection between laser (12) and the carousel (10) of the rest position, and the right side laser (12) is connected with steel cable (14) in the equiangular scale.
2. The tunnel pre-buried channel positioning detection device according to claim 1, wherein: the left and right sides fixedly connected with spacing slider (7) of first electric putter (6), the connected mode between spacing slider (7) and supporting leg (4) is sliding connection, constitute elevation structure between medium plate (3) through supporting leg (4), first electric putter (6) and spacing slider (7) and bottom plate (25).
3. The tunnel pre-buried channel positioning detection device according to claim 1, wherein: the centering assembly (8) comprises side connecting rods (801) fixedly mounted on the left side and the right side of the middle plate (3), a first spring (802) is fixedly connected to the surface of each side connecting rod (801), a sliding sleeve (803) is fixedly connected to the front end of each first spring (802), and balls (804) are rotatably connected to the inside of each sliding sleeve (803).
4. A tunnel pre-buried channel location detection apparatus according to claim 3, wherein: the balls (804) are uniformly distributed on the surface of the sliding sleeve (803), and the inner wall of the sliding sleeve (803) is mutually attached to the outer surface of the side connecting rod (801).
5. The tunnel pre-buried channel positioning detection device according to claim 1, wherein: calibration subassembly (11) are including fixed mounting in second electric putter (1101) of medium plate (3) rear side, the right side fixedly connected with first semicircle ring (1102) of second electric putter (1101), connected mode between first semicircle ring (1102) and medium plate (3) is sliding connection, the right side welding of first semicircle ring (1102) has fixed plate (1103), the front end welding of fixed plate (1103) has second semicircle ring (1104), the inside fixed mounting of second semicircle ring (1104) lower half has diffuser plate (1105), gap (1106) have been seted up to the intermediate position of second semicircle ring (1104) upper half, the front surface of first semicircle ring (1102) is provided with mirror surface (1107).
6. The tunnel pre-buried channel positioning detection device according to claim 5, wherein: the mirror surface (1107) is of a cambered surface structure, the position of the mirror surface (1107) corresponds to the position of the laser (12), and the first semicircular ring (1102), the fixed plate (1103), the second semicircular ring (1104) and the diffusion plate (1105) are integrated, so that the central axes of the mirror surface (1107), the first semicircular ring (1102), the second semicircular ring (1104) and the rotary table (10) are collinear.
7. The tunnel pre-buried channel positioning detection device according to claim 1, wherein: the traction steel rope (14) is connected with the rotating shaft (16) through guiding of the guide wheel (15), the rotating shaft (16) is rotationally connected with the rotating disc (10), the front end of the rotating disc (10) is fixedly connected with a fixed cylinder (17) positioned on the outer side of the rotating shaft (16), a damping pad (19) is tightly pressed on the outer side of the fixed cylinder (17), and the damping pad (19) is fixedly connected with the middle plate (3).
8. The tunnel pre-buried channel positioning detection device according to claim 7, wherein: the outer side of pivot (16) front end rotates installs revolving plate (21), and the centre of pivot (16) front end is fixed to be provided with well pole (22), revolving plate (21) link to each other with well pole (22) through vortex spring (24), and the outside fixedly connected with of pivot (16) links up board (20), laminating each other between the inner wall of the surface of linking board (20) and fixed section of thick bamboo (17), installs diffusivity adjusting part (23) between linking board (20) and fixed section of thick bamboo (17).
9. The tunnel pre-buried channel positioning detection device according to claim 8, wherein: the diffusion degree adjusting assembly (23) comprises a butt joint groove (2301) formed in the surface of the fixed cylinder (17), a butt joint rod (2302) is arranged in the butt joint groove (2301) in a fit mode, a sliding rod (2303) is fixedly connected to the lower portion of the front end of the butt joint rod (2302), a third spring (2304) is sleeved on the outer side of the sliding rod (2303), the head end and the tail end of the third spring (2304) are respectively connected with the sliding rod (2303) and the connecting plate (20), a pull rope (2305) is fixedly connected to the front end of the sliding rod (2303), the pull rope (2305) is connected with the rotating plate (21) through guiding of a guide frame (2306), the guide frame (2306) is fixedly connected with the connecting plate (20), and the sliding rod (2303) is in limited sliding connection with the connecting plate (20).
10. A method for using a tunnel pre-buried channel positioning and detecting device according to claim 1, comprising the steps of:
s1: the device is integrally supported through the supporting legs (4), the bottom plate (25) and the wheels (5), the upper surface of the middle plate (3) is adjusted to be kept flush with the bottom end of the cambered surface of the tunnel vault (1), so that the central axis position of the inner rotary plate (10) of the middle plate (3) is positioned at the center of the cambered surface of the tunnel vault (1), and the axial centering work is completed at the moment;
S2: after axial centering is completed, longitudinal centering is performed, the left side and the right side of the inner wall of the tunnel are tightly supported by the left side and the right side of the middle plate (3) through the centering component (8), the middle plate (3) and the turntable (10) are centered, longitudinal centering work is completed, at the moment, positioning detection work is performed on the embedded channel, and the centering component (8) and the first electric push rod (6) are utilized to enable the device to adapt to tunnels with different vault sizes and heights for use;
s3: the light spot is irradiated on the top of the tunnel vault (1) through the lasers (12) which are arranged at equal angles, so as to judge whether the mounting position of the embedded anchor rod (18) on the embedded channel body (2) is consistent with the position of the irradiated light spot, so that the positioning detection work is carried out on the mounting position of the embedded anchor rod (18), the traction steel ropes (14) on the rightmost lasers (12) are pulled according to the number of the embedded anchor rod, the lasers (12) at all positions except the leftmost side are synchronously stretched, the aggregation degree of the irradiated light spot of the lasers (12) is changed in the synchronous stretching process of the lasers (12) at all positions so as to adapt to the use of the embedded anchor rods (18) with different numbers,
S4: after the installation of pre-buried channel body (2), the latter half of calibration subassembly (11) can be with laser instrument (12) reflection to the front end of device at the in-process that removes to realize equidistance detection function, through carrying out contrast to pre-buried channel body (2) installation distance in front and back both sides, make the device can carry out interval location and detection to a plurality of pre-buried channel bodies (2), the former half of calibration subassembly (11) can disperse the light of laser instrument (12) at the in-process that moves backward, and make the device can switch the light spot and the light irradiation state of laser instrument (12), in order to carry out classified detection to pre-buried stock (18) and pre-buried channel body (2) respectively.
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Inventor after: Xie Zhijie Inventor after: Huang Maoxing Inventor after: Xie Jingni Inventor after: Cai Kaixiang Inventor after: Chen Yunbin Inventor after: Gao Huixian Inventor after: Wu Sidi Inventor before: Xie Zhijie Inventor before: Huang Maoxing Inventor before: Xie Jingni Inventor before: Cai Kaixiang Inventor before: Chen Yunbin Inventor before: Gao Huixian Inventor before: Wu Sidi |
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Effective date of registration: 20251114 Address after: 037000 Shanxi Province Datong City Yingbin Road No. 61 Patentee after: State Grid Shanxi Electric Power Co.,Ltd. Datong Power Supply Branch Country or region after: China Address before: 510000 46 Guangshen Avenue middle, Xintang Town, Zengcheng District, Guangzhou City, Guangdong Province Patentee before: GUANGDONG YUANTIAN ENGINEERING Co.,Ltd. Country or region before: China |