CN220982286U - Tunnel section detects laser direction appearance - Google Patents
Tunnel section detects laser direction appearance Download PDFInfo
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- CN220982286U CN220982286U CN202323178666.XU CN202323178666U CN220982286U CN 220982286 U CN220982286 U CN 220982286U CN 202323178666 U CN202323178666 U CN 202323178666U CN 220982286 U CN220982286 U CN 220982286U
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Abstract
The utility model relates to the field of underground cavity construction, in particular to a tunnel section detection laser direction indicator, a laser emission module is arranged on the left side of a vertical plate on a support frame through a rotating connection mechanism, a grid containing sensor on a digital angle counting device is fixedly connected with a transmission mechanism, the transmission mechanism is connected with the rotating connection mechanism in a matched manner, and the corresponding rotation angle can be displayed in the opening state of the digital angle counting device through the matching of the rotating connection mechanism and the transmission mechanism; the rotation angle of the laser emission module in the vertical direction ranges from 0 degrees to 90 degrees; the laser direction indicator can rapidly and accurately position the section to be detected in the tunnel section detection process, and is more convenient to measure the section to be detected by using the total station; and the device has the advantages of simple structure, convenient carrying, quick erection, accurate positioning of the measurement angle, great improvement of working efficiency, and cost saving compared with the prior expensive laser tunnel section detection instrument.
Description
Technical Field
The utility model relates to the technical field of tunnel section detectors, in particular to a laser direction indicator for tunnel section detection.
Background
At present, in the process of excavating underground engineering such as tunnels and culverts, two methods are generally adopted for section detection by workers: firstly, a person stands at the target section position in a manual pointing mode during section detection, and a handheld light source is used for pointing and guiding a worker to measure a light source irradiation position; the method is suitable for tunnels with smaller gradients, and the target pile number needs to be measured firstly, and then a worker can conduct handheld light source to guide in a pointing mode at the position of the target pile number, so that the method has the defects of complex operation, poor mapping precision and more labor investment. The other mode is that a surveyor APP Bluetooth is adopted to connect a total station to cooperate with a special laser tunnel section detection instrument, and the pile numbers corresponding to the measured points are checked while measuring, so that the measured points are all at the positions of the target pile number sections.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a tunnel section detection laser pointing instrument, which comprises a support frame, a laser emission module, a digital angle counting device, a rotary connecting mechanism and a transmission mechanism, and is characterized in that: the laser emission module is arranged on the left side of a vertical plate on the support frame through a rotating connection mechanism, the grid containing sensor on the digital angle counting device is fixedly connected with a transmission mechanism, the transmission mechanism is connected with the rotating connection mechanism in a matched manner, and the corresponding rotation angle can be displayed in the opening state of the digital angle counting device through the matching of the rotating connection mechanism and the transmission mechanism; the rotation angle of the laser emitting module in the vertical direction ranges from 0 degrees to 90 degrees.
Further, the support frame comprises a bottom plate and a vertical plate vertically fixed on one side of the upper surface of the bottom plate, a fixed block and a round level are fixedly arranged on the upper surface of the side, which is divided into a wider side, of the bottom plate by the vertical plate, the round level is adhered to the central position of the upper surface of the round level, the fixed block is arranged at the rear end of the upper surface of the bottom plate, the fixed block is provided with a mounting hole A, the upper end of the fixed block is designed into a circular arc shape, and the circle center of the circular arc coincides with the circle center of the mounting hole A; the side surface of the vertical plate is provided with a mounting hole B and four mounting holes C, the periphery of the mounting hole B is positioned at one corner of the upper end of the vertical plate, and a section of arc which is concentric with the mounting hole B and is 90 degrees is arranged; the rotary connecting mechanism is provided with a first U-shaped clamping groove positioned above and a second U-shaped clamping groove positioned below, two sides of the second U-shaped clamping groove are provided with assembly holes, the central lines of the two assembly holes are parallel to the groove bottom plane of the first U-shaped clamping groove, a cross-shaped groove is formed in the outer surface of one side of the second U-shaped clamping groove and takes the assembly holes as the center, an inner hexagonal concave table is arranged in the cross-shaped groove, and the center point of the inner hexagonal concave table coincides with the center of the assembly hole; the second U-shaped clamping groove of the rotary connecting mechanism is clamped with the fixed block, and penetrates into the screw rod to be fixed through the locking mechanism, and at the moment, the hexagonal nut of the screw rod is completely embedded into the inner hexagonal concave table; the first U-shaped clamping groove is used for fixedly mounting a laser emission module; when the laser emission module is horizontal, the bottom of one side of the laser emission module is lapped on the upper surface of the vertical plate.
Further, the capacitive grating sensor on the digital angle counting device is divided into a static grating and a movable grating, the static grating is fixed inside the capacitive grating sensor, the movable grating is separated from the capacitive grating sensor body, the static grating and the movable grating are circular, through holes are formed in the circle centers, the back of the movable grating is fixedly connected with a transmission mechanism, the movable grating is fixed on the digital angle counting device body through a connecting screw rod and a transmission mechanism in a screwed mode, at the moment, the movable grating is attached to the static grating, the transmission mechanism is installed in the installation hole B, a cross-shaped boss on one side of the transmission mechanism is connected with the cooperation, and the digital angle counting device is fixed on the side face of the vertical plate through screws.
Further, the center of the lower bottom surface of the bottom plate is provided with a mounting seat, and the center of the bottom of the mounting seat is provided with a blocking interface for being spliced with a blocking head of the prism rod.
Further, a display screen is arranged on the front face of the digital angle counting device, and a switch and an adjusting button are arranged below the display screen; the digital angle counting device adopts a button cell to supply electric energy for the digital angle counting device.
Further, a laser emission head is arranged at the front end of the laser emission module, and the laser emission head can emit a 360-degree aperture; the tail end of the laser emission module is provided with a switch and a charging interface, and the laser emission module adopts a lithium battery to provide electric energy.
The utility model has the beneficial effects that: compared with the prior art, the utility model has the following advantages: 1. in the tunnel section detection process, the position of the section to be detected can be rapidly and accurately positioned, and the measurement of the section to be detected by using the total station is more convenient; 2. the laser tunnel section detection instrument has the advantages of being simple in structure, convenient to carry, fast to erect, capable of accurately positioning the measurement angle, greatly improving working efficiency, and simultaneously saving cost compared with a traditional expensive laser tunnel section detection instrument.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is a perspective view of a support frame according to the present utility model;
FIG. 4 is a perspective view of the rotary connection mechanism of the present utility model;
FIG. 5 is a schematic view of a cross-shaped groove in a rotary connection mechanism according to the present utility model;
FIG. 6 is a schematic diagram of the connection of the transmission mechanism and the movable gate of the present utility model;
FIG. 7 is a schematic perspective view of a transmission mechanism of the present utility model;
FIG. 8 is a schematic view of the working state of the present utility model;
In the figure: 1. the device comprises a supporting frame, 11, a bottom plate, 12, vertical plates, 121, mounting holes B,122, mounting holes C,13, fixing blocks, 131, mounting holes A,14 and a mounting seat; 2. the device comprises a laser emission module 21, a laser emission head 22, a switch 23 and a charging interface; 3. the digital angle counting device comprises a digital angle counting device 31, a grid-containing sensor 311, a static grid 312, a movable grid 313, a connecting screw rod 32, a display screen 33, an opening button 34 and an adjusting button; 4. the rotary connecting mechanism comprises a rotary connecting mechanism 41, a first U-shaped clamping groove 42, a second U-shaped clamping groove 421, an assembly hole 422, a cross-shaped groove 423 and a hexagonal concave table; 5. the transmission mechanism, 51, a cross-shaped boss; 6. a round level; 7. a screw rod; 8, a locking mechanism; 9. prism pole, 10, prism support.
Detailed Description
The embodiment 1, as shown in the figure, the utility model provides a tunnel section detection laser direction indicator, which comprises a support frame 1, a laser emission module 2, a digital angle counting device 3, a rotary connecting mechanism 4 and a transmission mechanism 5, wherein the laser emission module 2 is arranged on the left side of a vertical plate 12 on the support frame 1 through the rotary connecting mechanism 4, a grid containing sensor 31 on the digital angle counting device 3 is fixedly connected with the transmission mechanism 5, the transmission mechanism 5 is in matched connection with the rotary connecting mechanism 4, and the rotary laser emission module 2 can display a corresponding rotation angle under the opening state of the digital angle counting device 3 through the matching of the rotary connecting mechanism 4 and the transmission mechanism 5; the rotation angle of the laser emitting module 2 in the vertical direction ranges between 0 degrees and 90 degrees.
The support frame 1 comprises a bottom plate 11 and a vertical plate 12 vertically fixed on one side of the upper surface of the bottom plate 11, wherein the upper surface of the side, which is divided into a wider side by the vertical plate 12, of the bottom plate 11 is fixedly provided with a fixed block 13 and a circular collimator 6, the circular collimator 6 is adhered to the central position of the upper surface of the circular collimator 6, the fixed block 13 is arranged at the rear end of the upper surface of the bottom plate 11, the fixed block 13 is provided with a mounting hole A131, the upper end of the fixed block is designed into a circular arc, and the circle center of the circular arc coincides with the circle center of the mounting hole A131; the side surface of the vertical plate 12 is provided with a mounting hole B121 and four mounting holes C122, the periphery of the mounting hole B121 is positioned at one corner of the upper end of the vertical plate 12, and a section of arc which is concentric with the mounting hole B121 and is 90 degrees is arranged; the rotary connecting mechanism 4 is provided with a first U-shaped clamping groove 41 positioned above and a second U-shaped clamping groove 42 positioned below, two sides of the second U-shaped clamping groove 42 are provided with assembly holes 421, the central lines of the two assembly holes 421 are parallel to the groove bottom plane of the first U-shaped clamping groove 41, a cross-shaped groove 422 is arranged on the outer surface of one side of the second U-shaped clamping groove 42 and takes the assembly holes 421 as the center, an inner hexagonal concave table 423 is arranged in the cross-shaped groove 422, and the central point of the inner hexagonal concave table 423 coincides with the center of the assembly holes 421; the second U-shaped clamping groove 42 of the rotary connecting mechanism 4 is clamped with the fixed block 13, and penetrates the screw rod 7 to be fixed through the locking mechanism 8, and at the moment, the hexagonal nut of the screw rod 7 is completely embedded into the inner hexagonal concave table 423; the first U-shaped clamping groove 41 is used for fixedly mounting the laser emitting module 2, and can be fixed by adopting bonding or screws; when the laser emitting module 2 is horizontal, the bottom of one side of the laser emitting module should be lapped on the upper surface of the riser 12.
The capacitance grid sensor 31 on the digital angle counting device 3 is divided into a static grid 311 and a movable grid 312, the static grid 311 is fixed inside the capacitance grid sensor 31, the movable grid 312 is separated from the capacitance grid sensor 31 body, the static grid 311 and the movable grid 312 are round, through holes are formed in the circle centers, the back surface of the movable grid 312 is fixedly connected with the transmission mechanism 5, the movable grid 312 is fixed on the digital angle counting device 3 body through the connection screw 313 and the transmission mechanism 5 in a screwed manner, at the moment, the movable grid 312 is attached to the static grid 311, the transmission mechanism 5 is installed in the installation hole B121, the cross-shaped boss 51 on one side of the transmission mechanism 5 is connected with the matching manner, and the digital angle counting device 3 is fixed on the side surface of the vertical plate 12 through screws.
The bottom plate 11's lower bottom surface center is provided with mount pad 14, mount pad 14 bottom center is provided with the card interface that comes for realize pegging graft with the card head of prism pole, this design enables the 360 degrees rotations of this laser direction indicator horizontal direction.
The front of the digital angle counting device 3 is provided with a display screen 32, and an opening button 33 and an adjusting button 34 are arranged below the display screen 32; the digital angle counting device 3 adopts a button cell to supply power to the digital angle counting device, and the display screen 32 displays the angle value when the opening button 33 is opened.
The front end of the laser emission module 2 is provided with a laser emission head 21, and the laser emission head 21 can emit a 360-degree light band which is adaptive to the cross section of the tunnel; the tail end of the laser emission module 2 is provided with a switch 22 and a charging interface 23, the laser emission module 2 adopts a lithium battery to provide electric energy, and the charging interface 23 is convenient for charging the lithium battery.
The supporting frame 1, the rotary connecting mechanism 4 and the transmission mechanism 5 in the above embodiment can be manufactured by 3D printing.
The application method of the utility model comprises the following steps:
S1, erecting a prism rod at the section position of a tunnel target pile number through a prism support, leveling, calculating a measurement angle by a measurer according to the gradient of the tunnel, starting an opening button 33 on a digital angle counting device 3, and adjusting the angle of a laser emitting module 2 until the calculated angle value is displayed on a display screen 32.
S2, the laser direction indicator is arranged on the prism rod 9, the direction of the laser emission head 21 on the laser emission module 2 is horizontally adjusted (the direction of the total station with rear view can be adjusted, the laser emission module 2 is parallel to the axis of the tunnel, and the rotation angle range of the laser emission module 2 in the vertical direction is between 0 and 90 degrees, so that the laser emission head 21 faces the total station when ascending a slope, the laser emission head 21 faces away from the total station when descending a slope), and then a measurer centers horizontal bubbles in the round collimator 6 by adjusting the prism support.
S3, a switch 22 at the tail of the laser emission module 2 is turned on, a 360-degree light band emitted by the laser emission head 21 is perpendicular to the axis of the tunnel, namely, the position of the section of the target pile number is obtained, and a measurer can observe the light band through a total station to detect the section.
While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the utility model and that no changes, substitutions and alterations herein may be made without departing from the spirit and principles of the utility model.
Claims (6)
1. The utility model provides a tunnel section detects laser direction appearance, includes support frame (1), laser emission module (2), digit angle counting assembly (3), rotation coupling mechanism (4), drive mechanism (5), its characterized in that: the laser emission module (2) is arranged on the left side of a vertical plate (12) on the support frame (1) through a rotating connection mechanism (4), a grid containing sensor (31) on the digital angle counting device (3) is fixedly connected with a transmission mechanism (5), the transmission mechanism (5) is connected with the rotating connection mechanism (4) in a matched mode, the laser emission module (2) is rotated, and the corresponding rotation angle can be displayed under the opening state of the digital angle counting device (3) through the matching of the rotating connection mechanism (4) and the transmission mechanism (5); the rotation angle of the laser emitting module (2) in the vertical direction ranges from 0 degrees to 90 degrees.
2. The tunnel section detection laser director according to claim 1, wherein: the supporting frame (1) comprises a bottom plate (11) and a vertical plate (12) vertically fixed on one side of the upper surface of the bottom plate (11), a fixed block (13) and a round collimator (6) are fixedly arranged on the upper surface of one side, which is divided into a wider side, of the bottom plate (11) by the vertical plate (12), the round collimator (6) is adhered to the central position of the upper surface of the round collimator, the fixed block (13) is arranged at the rear end of the upper surface of the bottom plate (11), the fixed block (13) is provided with a mounting hole A (131), the upper end of the fixed block is designed into an arc shape, and the circle center of the arc is coincident with the circle center of the mounting hole A (131); the side surface of the vertical plate (12) is provided with a mounting hole B (121) and four mounting holes C (122), the periphery of the mounting hole B (121) is positioned at one corner of the upper end of the vertical plate (12), and a section of arc which is concentric with the mounting hole B (121) and is 90 degrees is arranged; the rotary connecting mechanism (4) is provided with a first U-shaped clamping groove (41) positioned above and a second U-shaped clamping groove (42) positioned below, two side surfaces of the second U-shaped clamping groove (42) are provided with assembly holes (421), the central lines of the two assembly holes (421) are parallel to the groove bottom plane of the first U-shaped clamping groove (41), a cross-shaped groove (422) is formed in the outer surface of one side of the second U-shaped clamping groove (42) and takes the assembly holes (421) as the center, an inner hexagon concave table (423) is arranged in the cross-shaped groove (422), and the center point of the inner hexagon concave table (423) coincides with the center of the assembly holes (421); the second U-shaped clamping groove (42) of the rotary connecting mechanism (4) is clamped with the fixed block (13) and penetrates into the screw rod (7) to be fixed through the locking mechanism (8), and at the moment, the hexagonal nut of the screw rod (7) is completely embedded into the inner hexagonal concave table (423); the first U-shaped clamping groove (41) is used for fixedly mounting the laser emission module (2); when the laser emitting module (2) is horizontal, the bottom of one side of the laser emitting module is lapped on the upper surface of the vertical plate (12).
3. The tunnel section detection laser director according to claim 2, wherein: the utility model provides a hold bars sensor (31) on digital angle counting assembly (3) divide into quiet bars (311) and moves bars (312), quiet bars (311) are fixed in holding bars sensor (31) inside, and move bars (312) are with holding bars sensor (31) body separation, quiet bars (311) and move bars (312) are circular to centre of a circle department all is equipped with the through-hole, the back fixed connection drive mechanism (5) of moving bars (312) to connect screw (313) and drive mechanism (5) silk and be fixed in on digital angle counting assembly (3) body with moving bars (312) at this moment, drive mechanism (5) are packed into in mounting hole B (121) to cross boss (51) and the cooperation of drive mechanism (5) one side are connected, make digital angle counting assembly (3) fixed in the side of riser (12) through the screw.
4. A tunnel section detection laser pointer according to claim 3, characterized in that: the bottom plate (11) is provided with a mounting seat (14) at the center of the lower bottom surface, and a coming clamping interface is arranged at the center of the bottom of the mounting seat (14) and used for being spliced with coming clamping heads of the prism rod.
5. The tunnel section detection laser director according to claim 1, wherein: the front of the digital angle counting device (3) is provided with a display screen (32), and an opening button (33) and an adjusting button (34) are arranged below the display screen (32); the digital angle counting device (3) adopts button cells to supply electric energy for the device.
6. The tunnel section detection laser director according to claim 1, wherein: the front end of the laser emission module (2) is provided with a laser emission head (21), and the laser emission head (21) can emit a 360-degree aperture; the tail end of the laser emission module (2) is provided with a switch (22) and a charging interface (23), and the laser emission module (2) adopts a lithium battery to provide electric energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323178666.XU CN220982286U (en) | 2023-11-24 | 2023-11-24 | Tunnel section detects laser direction appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323178666.XU CN220982286U (en) | 2023-11-24 | 2023-11-24 | Tunnel section detects laser direction appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220982286U true CN220982286U (en) | 2024-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323178666.XU Active CN220982286U (en) | 2023-11-24 | 2023-11-24 | Tunnel section detects laser direction appearance |
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| Country | Link |
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| CN (1) | CN220982286U (en) |
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2023
- 2023-11-24 CN CN202323178666.XU patent/CN220982286U/en active Active
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