CN215524519U - Deformation measuring device for plane-symmetric deep-buried model tunnel - Google Patents
Deformation measuring device for plane-symmetric deep-buried model tunnel Download PDFInfo
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- CN215524519U CN215524519U CN202121755951.1U CN202121755951U CN215524519U CN 215524519 U CN215524519 U CN 215524519U CN 202121755951 U CN202121755951 U CN 202121755951U CN 215524519 U CN215524519 U CN 215524519U
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Abstract
The utility model relates to the technical field of geotechnical model detection, which comprises a base, wherein a model tunnel body with the length smaller than that of the base is arranged on one side of the base, and a transmission mechanism is arranged on one side of the base. The utility model has the advantages that: through the cooperation setting of mount pad, fixed measuring mechanism, rotation measuring mechanism, support frame and angle scale, can be through observing the angle scale that the pointer instructed adjusts the rotation angle of rotation measuring mechanism, and then can be through rotation measuring mechanism come the deflection of the inner wall of measurement model tunnel body to make the device can carry out the measurement work of different angles, enlarged the measuring range of the device, and can adjust the distance of first laser rangefinder sensor and second laser rangefinder sensor apart from the model tunnel body through adjusting the length of stretching out of first carriage release lever and second carriage release lever, thereby make the structure of the device have the flexibility more.
Description
Technical Field
The utility model relates to the technical field of geotechnical model detection, in particular to a deformation measuring device for a plane-symmetric deep-buried model tunnel.
Background
Along with the high-speed development of economy in China, the requirements in the traffic field and the energy construction are usually accompanied by the construction of a large number of tunnel projects, meanwhile, the tunnel scale is larger and larger, the structural form and the geological conditions are more and more complex, the structural safety is increasingly emphasized, and in order to ensure the long-term safety of the tunnel structure, particularly for some large and complex tunnels, a similar model test is usually adopted to carry out related researches on the stress and deformation characteristics of the tunnel structure. In a similar model test, the deformation condition of the tunnel structure can better reflect the stability condition of the structure to a certain extent, and the measurement of the radial convergence deformation of the tunnel structure has important significance for researching the mechanical properties of the structure such as deformation, instability damage and the like.
At present, when the deformation of the model tunnel is tested, a measurer generally positions and measures one point at first, and then transfers the measured point to the next point to carry out measurement work after the measurement is finished, and the measurement range is small during the measurement, so that the measurement mode needs long time, the measurement efficiency is low, and the overall progress of the measurement work is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a deformation measuring device for a plane-symmetric deep-buried model tunnel.
The purpose of the utility model is realized by the following technical scheme: the utility model provides a deformation measuring device of model tunnel is deeply buried to plane symmetry, includes the base, one side of base be provided with the model tunnel body that length is less than the base, one side of base be provided with drive mechanism.
Optionally, drive mechanism include motor, lead screw, bearing frame, spacing slide bar and remove the seat, motor and bearing frame all with base fixed connection, the output fixedly connected with lead screw of motor, the lead screw keep away from the one end fixedly connected with bearing frame of motor, one side of base pass through the spacing slide bar of backup pad fixedly connected with, the surface threaded connection of lead screw have with spacing slide bar sliding connection's removal seat, spacing slide bar's quantity be two, two spacing slide bar about lead screw symmetric distribution, drive mechanism be located the inside region of model tunnel body, the length of lead screw be greater than the length of model tunnel body.
Optionally, the middle of one side of the moving seat is fixedly connected with the mounting seat, one side of the mounting seat far away from the moving seat is fixedly connected with a fixed measuring structure, the fixed measuring structure corresponds to the top end of the model tunnel body in position, two symmetrical sides of the mounting seat are rotatably connected with a rotating measuring mechanism, one side of the moving seat is fixedly connected with a supporting frame, and the supporting frame is semicircular.
Optionally, fixed measurement structure include first hollow tube, first carriage release lever, first laser rangefinder sensor and first locking knob, first hollow tube with remove a seat fixed connection, the inner wall sliding connection of first hollow tube have first carriage release lever, the one end of first carriage release lever be provided with first laser rangefinder sensor, one side threaded connection on first hollow tube top have first locking knob, the inside dimension of first hollow tube and the big or small looks adaptation of first carriage release lever.
Optionally, the rotation measurement structure include second hollow tube, second carriage release lever, second laser rangefinder sensor, second locking knob, third locking knob and pointer, the second hollow tube with remove the seat and rotate and be connected, the inner wall sliding connection of second hollow tube have the second carriage release lever, the one end of second carriage release lever be provided with second laser rangefinder sensor, one side threaded connection on second hollow tube top have second locking knob, one side threaded connection that the second hollow tube is close to the support frame have third locking knob, one side that the second hollow tube is close to the support frame through spliced pole fixedly connected with pointer.
Optionally, one side of support frame seted up fixed logical groove, the width of fixed logical groove and the width looks adaptation of first hollow tube, the width of fixed logical groove and the size looks adaptation of second hollow tube, first hollow tube and second hollow tube all run through fixed logical groove, first hollow tube and support frame fixed connection, the second hollow tube rotate at the inside of fixed logical groove, support frame and the adjacent one side of fixed logical groove seted up the locking groove, the semicircular groove of locking groove for seting up along the support frame, the threaded rod of third locking knob run through the locking groove, the diameter of the threaded rod of third locking knob and the width looks adaptation in locking groove, one side that the support frame is close to the locking groove be provided with the angle scale, the pointer corresponding with the position of angle scale.
The utility model has the following advantages:
1. the deformation measuring device of the plane-symmetric deep-buried model tunnel is characterized in that the mounting seat, the fixed measuring mechanism, the rotary measuring mechanism, the support frame and the angle scales are arranged in a matched manner, the fixed measuring mechanism can detect the deformation of the top of the model tunnel body, the rotary measuring mechanism can rotate around the mounting seat, the pointer corresponds to the angle scales in position, so that the rotating angle of the rotary measuring mechanism can be adjusted by observing the angle scales indicated by the pointer, the deformation of the inner wall of the model tunnel body can be measured by the rotary measuring mechanism, the measuring device can carry out measuring work at different angles, the measuring range of the device is expanded, and the distances from the first laser ranging sensor and the second laser ranging sensor to the model tunnel body can be adjusted by adjusting the extending lengths of the first movable rod and the second movable rod, thereby allowing more flexibility in the construction of the device.
2. This deformation measuring device in model tunnel is buried deeply to plane symmetry, through motor, lead screw, spacing slide bar, removal seat, fixed measurement structure and rotation measuring mechanism's cooperation setting, start the motor, the lead screw will rotate, and then make removal seat slide on spacing slide bar, along with the removal of removal seat, fixed measurement structure and rotation measuring mechanism will remove thereupon to can make the device can be convenient remove measurement work, the surveying staff only need control the motor just can make and remove the seat and be in different positions, and then carry out subsequent work of polishing, easy and simple to handle, very big saving shift the required time of measuring component, thereby reached the effect that improves measurement efficiency, guaranteed the whole progress of measurement work.
Drawings
FIG. 1 is a schematic view of a first perspective structure of the present invention;
FIG. 2 is a schematic view of a second perspective structure of the present invention;
FIG. 3 is a schematic structural view of a rotation measuring structure according to the present invention;
FIG. 4 is a schematic structural diagram of the stand and the connecting member thereof according to the present invention.
In the figure: 1-base, 2-model tunnel body, 3-transmission mechanism, 301-motor, 302-screw rod, 303-bearing seat, 304-limiting slide rod, 305-moving seat, 4-mounting seat, 5-fixed measuring structure, 501-first hollow tube, 502-first moving rod, 503-first laser ranging sensor, 504-first locking knob, 6-rotating measuring mechanism, 601-second hollow tube, 602-second moving rod, 603-second laser ranging sensor, 604-second locking knob, 605-third locking knob, 606-pointer, 7-support frame, 8-fixed through groove and 9-locking groove.
Detailed Description
The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.
As shown in fig. 1-4, a deformation measuring device for a planar symmetric deep-buried model tunnel comprises a base 1, a model tunnel body 2 with a length smaller than that of the base 1 is arranged on one side of the base 1, and a transmission mechanism 3 is arranged on one side of the base 1.
As an optional technical scheme of the utility model: the transmission mechanism 3 comprises a motor 301, a screw rod 302, a bearing seat 303, a limit slide bar 304 and a movable seat 305, wherein the motor 301 and the bearing seat 303 are fixedly connected with the base 1, the output end of the motor 301 is fixedly connected with the screw rod 302, one end of the screw rod 302, which is far away from the motor 301, is fixedly connected with the bearing seat 303, one side of the base 1 is fixedly connected with the limit slide bar 304 through a support plate, the outer surface of the screw rod 302 is in threaded connection with the movable seat 305 which is in sliding connection with the limit slide bar 304, the number of the limit slide bars 304 is two, the two limit slide bars 304 are symmetrically distributed about the screw rod 302, the movable seat 305 can be limited through the limit slide bars 304, so that the movable seat 305 can not rotate along with the rotation of the screw rod 302, the movable seat 305 can only move along the direction of the limit slide bars 304, the transmission mechanism 3 is positioned in the inner area of the model tunnel body 2, and the length of the screw rod 302 is greater than that of the model tunnel body 2, when the motor 301 is started, the screw 302 will rotate, and the moving seat 305 will slide on the limit sliding rod 304.
As an optional technical scheme of the utility model: remove middle part fixedly connected with mount pad 4 of seat 305 one side, one side fixedly connected with fixed measurement structure 5 of removing seat 305 is kept away from to mount pad 4, and fixed measurement structure 5 is corresponding with the position on the top of model tunnel body 2, and the symmetrical both sides of mount pad 4 are all rotated and are connected with rotation measuring mechanism 6, remove one side fixedly connected with support frame 7 of seat 305, and the shape of support frame 7 is semi-circular.
As an optional technical scheme of the utility model: the fixed measuring structure 5 comprises a first hollow pipe 501, a first moving rod 502, a first laser ranging sensor 503 and a first locking knob 504, the first hollow pipe 501 is fixedly connected with a moving seat 305, the inner wall of the first hollow pipe 501 is connected with the first moving rod 502 in a sliding manner, one end of the first moving rod 502 is provided with the first laser ranging sensor 503, one side of the top end of the first hollow pipe 501 is connected with the first locking knob 504 in a threaded manner, the internal dimension of the first hollow pipe 501 is matched with the size of the first moving rod 502, so that the first moving rod 502 slides in the first hollow pipe 501, when moved into position, the first locking knob 504 is rotated to enable the first travel bar 502 to be secured, therefore, the distance between the first laser ranging sensor 503 and the model tunnel body 2 can be adjusted according to actual conditions, and measurement work can be better performed.
As an optional technical scheme of the utility model: the rotating measuring structure 6 comprises a second hollow pipe 601, a second moving rod 602, a second laser ranging sensor 603, a second locking knob 604, a third locking knob 605 and a pointer 606, the second hollow pipe 601 is rotatably connected with the moving seat 305, the inner wall of the second hollow pipe 601 is slidably connected with the second moving rod 602, one end of the second moving rod 602 is provided with the second laser ranging sensor 603, one side of the top end of the second hollow pipe 601 is in threaded connection with the second locking knob 604, one side of the second hollow pipe 601 close to the support frame 7 is in threaded connection with the third locking knob 605, one side of the second hollow pipe 601 close to the support frame 7 is fixedly connected with the pointer 606 through a connecting column, so that the second moving rod 602 slides in the second hollow pipe 601, the second locking knob 604 is rotated after the second moving rod 601 moves to a proper position, the position of the second moving rod 602 can be fixed, and the distance between the second laser ranging sensor 603 and the model tunnel body 2 can be adjusted, and the second hollow tube 601 is rotated to rotate around the mounting seat 4 and the supporting frame 7, so that the angle of the second laser ranging sensor 603 can be adjusted, and the measurement work can be more conveniently carried out.
As an optional technical scheme of the utility model: one side of the support frame 7 is provided with a fixed through groove 8, the width of the fixed through groove 8 is matched with the width of the first hollow pipe 501, the width of the fixed through groove 8 is matched with the size of the second hollow pipe 601, the second hollow pipe 601 can rotate along the direction of the fixed through groove 8, meanwhile, the top of the second hollow pipe 601 can be supported through the second fixed through groove 8, the stability of the second hollow pipe 601 is ensured, the first hollow pipe 501 and the second hollow pipe 601 both penetrate through the fixed through groove 8, the first hollow pipe 501 is fixedly connected with the support frame 7, the second hollow pipe 601 rotates inside the fixed through groove 8, one side of the support frame 7 adjacent to the fixed through groove 8 is provided with a locking groove 9, the locking groove 9 is a semicircular groove arranged along the support frame 7, a threaded rod of the third locking knob 605 penetrates through the locking groove 9, the diameter of the threaded rod of the third locking knob 605 is matched with the width of the locking groove 9, can fix second hollow tube 601 through third locking knob 605, make the position of second hollow tube 601 no longer take place to remove, and then the steady work of measuring that carries on, one side that support frame 7 is close to locking groove 9 is provided with the angle scale, pointer 606 is corresponding with the position of angle scale, rotatory second hollow tube 601, pointer 606 will rotate thereupon, observe the rotation angle that pointer 606 and angle scale can control second hollow tube 601, thereby can make the angle of second laser rangefinder sensor 603 fixed, make the more accurate work of measuring that carries on of second laser rangefinder sensor 603.
The working process of the utility model is as follows:
s1, pulling the first moving rod 502 to slide in the first hollow tube 501, and rotating the first locking knob 504 to fix the first moving rod 502 after moving to a proper position;
s2, pulling the second moving rod 602 to slide in the second hollow tube 601, and after moving to a proper position, rotating the second locking knob 604 to fix the second moving rod 602;
s3, the second hollow tube 601 is rotated, the pointer 606 rotates along with the second hollow tube, the numerical value of the angle scale corresponding to the pointer 606 is observed, and after the numerical value is rotated to a proper angle, the third locking knob 605 is rotated to fix the second hollow tube 601;
s4, starting the first laser ranging sensor 503 and the second laser ranging sensor 603 to carry out measurement work;
s5, after one position is measured, starting the motor 301, enabling the screw rod 302 to drive the moving seat 305 to move, further enabling the fixed measuring structure 5, the rotating measuring mechanism 6 and the supporting frame 7 to move, then carrying out the measuring work of the next position, and repeating the steps until all the measuring works are completed.
In summary, the following steps: the deformation measuring device of the plane-symmetric deep-buried model tunnel comprises a mounting seat 4, a fixed measuring mechanism 5, a rotary measuring mechanism 6, a support frame 7 and angle scales, wherein the fixed measuring mechanism 5 can detect the deformation of the top of a model tunnel body 2, the rotary measuring mechanism 6 can rotate around the mounting seat 4, and a pointer 606 corresponds to the angle scales in position, so that the rotation angle of the rotary measuring mechanism 6 can be adjusted by observing the angle scales indicated by the pointer 606, the deformation of the inner wall of the model tunnel body 2 can be measured by rotating the measuring mechanism 6, the device can perform measuring work at different angles, the measuring range of the device is expanded, and the distances from a first laser ranging sensor 503 and a second laser ranging sensor 603 to the model tunnel body 2 can be adjusted by adjusting the extension lengths of the first moving rod 502 and the second moving rod 602, thereby make the device's structure have the flexibility more, through motor 301, lead screw 302, limit slide bar 304, remove seat 305, fixed measurement structure 5 and rotation measuring mechanism 6's cooperation setting, starter motor 301, lead screw 302 will rotate, and then make and remove seat 305 and slide on limit slide bar 304, along with removing the removal of seat 305, fixed measurement structure 5 and rotation measuring mechanism 6 will remove thereupon, thereby can make the device can be convenient remove measurement work, survey crew only need control motor 301 just can make and remove seat 305 in different positions, and then carry out subsequent work of polishing, and is easy and simple to handle, very big saving the required time of transfer measurement component, thereby reached the effect that improves measurement efficiency, the whole progress of measurement work has been guaranteed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a deformation measuring device of deep-buried model tunnel of plane symmetry which characterized in that: the tunnel model comprises a base (1), wherein a model tunnel body (2) with the length smaller than that of the base (1) is arranged on one side of the base (1), and a transmission mechanism (3) is arranged on one side of the base (1).
2. The apparatus of claim 1, wherein the apparatus comprises: drive mechanism (3) include motor (301), lead screw (302), bearing frame (303), spacing slide bar (304) and remove seat (305), motor (301) and bearing frame (303) all with base (1) fixed connection, the output fixedly connected with lead screw (302) of motor (301), lead screw (302) keep away from one end fixedly connected with bearing frame (303) of motor (301), one side of base (1) through backup pad fixedly connected with spacing slide bar (304), the surface threaded connection of lead screw (302) have with spacing slide bar (304) sliding connection's removal seat (305).
3. The apparatus of claim 2, wherein the apparatus comprises: remove middle part fixedly connected with mount pad (4) of seat (305) one side, mount pad (4) keep away from one side fixedly connected with fixed measurement structure (5) of removing seat (305), the symmetrical both sides of mount pad (4) all rotate and be connected with rotation measuring mechanism (6), one side fixedly connected with support frame (7) of removal seat (305), the shape of support frame (7) be semi-circular.
4. The apparatus of claim 3, wherein the apparatus comprises: fixed measurement structure (5) include first hollow tube (501), first carriage release lever (502), first laser rangefinder sensor (503) and first locking knob (504), first hollow tube (501) and removal seat (305) fixed connection, the inner wall sliding connection of first hollow tube (501) have first carriage release lever (502), the one end of first carriage release lever (502) be provided with first laser rangefinder sensor (503), one side threaded connection on first hollow tube (501) top have first locking knob (504).
5. The apparatus of claim 3, wherein the apparatus comprises: the rotation measuring mechanism (6) comprises a second hollow pipe (601), a second moving rod (602), a second laser ranging sensor (603), a second locking knob (604), a third locking knob (605) and a pointer (606), the second hollow pipe (601) is rotatably connected with the movable seat (305), the inner wall of the second hollow pipe (601) is connected with a second movable rod (602) in a sliding way, one end of the second moving rod (602) is provided with a second laser ranging sensor (603), one side of the top end of the second hollow pipe (601) is in threaded connection with a second locking knob (604), a third locking knob (605) is connected with one side of the second hollow pipe (601) close to the supporting frame (7) in a threaded manner, one side of the second hollow pipe (601) close to the support frame (7) is fixedly connected with a pointer (606) through a connecting column.
6. The apparatus of claim 3, wherein the apparatus comprises: one side of support frame (7) seted up fixed logical groove (8), support frame (7) and the adjacent one side in fixed logical groove (8) seted up locking groove (9), one side that support frame (7) are close to locking groove (9) be provided with the angle scale.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121755951.1U CN215524519U (en) | 2021-07-30 | 2021-07-30 | Deformation measuring device for plane-symmetric deep-buried model tunnel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121755951.1U CN215524519U (en) | 2021-07-30 | 2021-07-30 | Deformation measuring device for plane-symmetric deep-buried model tunnel |
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| CN215524519U true CN215524519U (en) | 2022-01-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116026246A (en) * | 2022-12-15 | 2023-04-28 | 中铁隧道局集团有限公司 | Tunnel surrounding rock deformation area identification device and method based on Unet neural network |
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2021
- 2021-07-30 CN CN202121755951.1U patent/CN215524519U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116026246A (en) * | 2022-12-15 | 2023-04-28 | 中铁隧道局集团有限公司 | Tunnel surrounding rock deformation area identification device and method based on Unet neural network |
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