CN220270367U - Subway tunnel portal diameter supports measuring device - Google Patents
Subway tunnel portal diameter supports measuring device Download PDFInfo
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- CN220270367U CN220270367U CN202321369436.9U CN202321369436U CN220270367U CN 220270367 U CN220270367 U CN 220270367U CN 202321369436 U CN202321369436 U CN 202321369436U CN 220270367 U CN220270367 U CN 220270367U
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- backup pad
- plate
- bottom plate
- tunnel portal
- subway tunnel
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- 239000002184 metal Substances 0.000 claims abstract description 17
- 238000003466 welding Methods 0.000 claims abstract description 4
- 238000005259 measurement Methods 0.000 claims description 17
- 238000010030 laminating Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 12
- 238000010276 construction Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The application relates to the field of subway track engineering and discloses a subway tunnel portal diameter support measuring device. In this application, a subway tunnel portal diameter supports measuring device, comprising a base plate, the side fixed mounting of bottom plate has first hydraulic stem, the other end fixedly connected with side backup pad of bottom plate is kept away from to first hydraulic stem, the top fixedly mounted of bottom plate has the support column, the top fixedly mounted of support column has the second hydraulic stem, the other end fixedly connected with top backup pad of support column is kept away from to the second hydraulic stem, the inside of side backup pad is seted up flutedly, fixed mounting has the metal round bar in the recess of side backup pad, the surface sliding connection of metal round bar has the sliding block, the fixed surface welding of sliding block has the bracing piece, and the opposite side fixedly connected with top backup pad of sliding block is kept away from to the bracing piece. The device can play a supporting role on the tunnel when measuring the upper and lower diameters of the track, and ensure the installation of staff.
Description
Technical Field
The application belongs to the technical field of subway track engineering, and particularly relates to a subway tunnel portal diameter support measuring device.
Background
Tunnels are engineering structures buried in an underground formation, a form of human use of underground space. Tunnels can be classified into traffic tunnels, hydraulic tunnels, municipal tunnels, mine tunnels, and military tunnels. In the process of constructing a tunnel, as the slope surface and surrounding rock of the tunnel portal section are soft, landslide and collapse are easy to cause, a supporting device is generally formed by manually utilizing supporting steel pipes and various connecting pieces, then the tunnel portal is supported by the supporting device, the diameter of the tunnel portal is also required to be measured in the tunnel construction process, so that the precision in tunnel construction is ensured, and a measuring device is required.
The utility model discloses a tunnel diameter and angle measuring device in the patent of publication number CN108981599A, including go-between, buckle, spirit level and infrared ray range finder, the inboard of go-between is provided with the connecting rod, and the upside of go-between is provided with first thread button, the buckle is located the lower extreme of go-between, the lower extreme of go-between is connected with first telescopic link, and the universal wheel is installed to the lower extreme of first telescopic link, the spirit level is located the mid side of connecting rod, and the spirit level is installed and the front side of gag lever post, the upper end of gag lever post and go-between all is provided with the second telescopic link, and the upper end of second telescopic link is fixed with the fixed block, the pivot is installed to the upper end of fixed block, infrared ray range finder is located the upside of pivot, and the lower extreme of infrared ray range finder is connected with the third telescopic link. This tunnel diameter and angle measuring device conveniently adjusts device length and height, the convenient folding problem of carrying to and the convenient diameter and the problem of angle of accurately measuring the tunnel.
However, the metro tunnel portal diameter support measuring device of the application lacks a corresponding support device, and may generate a collapse risk during the measuring process.
Disclosure of Invention
The purpose of the present application is: in order to solve the problem that the provided metro tunnel portal diameter support measuring device lacks a corresponding supporting device and possibly collapses in the measuring process, the metro tunnel portal diameter support measuring device is provided.
The technical scheme adopted by the application is as follows: the utility model provides a subway tunnel portal diameter supports measuring device, includes the bottom plate, the side fixed mounting of bottom plate has first hydraulic stem, the other end fixedly connected with side backup pad of bottom plate is kept away from to first hydraulic stem, the top fixed mounting of bottom plate has the support column, the top fixed mounting of support column has the second hydraulic stem, the other end fixedly connected with top backup pad of support column is kept away from to the second hydraulic stem, the inside of side backup pad is seted up flutedly, the recess internal fixed mounting of side backup pad has the metal round bar, the surface sliding connection of metal round bar has the sliding block, the fixed surface welding of sliding block has the bracing piece, the opposite side fixedly connected with top backup pad of sliding block is kept away from to the bracing piece.
Through adopting above-mentioned technical scheme, control first hydraulic stem is flexible, can drive the side backup pad and control the removal, all can support in the face of subway tunnel wall of different width. The left side support plate and the right side support plate can control the second hydraulic rod to stretch out and draw back after propping against the wall, and the top support plate above the second hydraulic rod can prop against the top of the track hole to support the top structure, and meanwhile, the bottom plate below is protected to prevent collapse in the measurement process. The sliding block can slide up and down on the surface of the metal round rod, one end of the supporting rod is connected with the sliding block, and the other end of the supporting rod is connected with the bottom of the top supporting plate, so that the top supporting plate can be supported. And in the process of moving the side support plates left and right, the sliding blocks can move up and down on the surface of the metal round rod at the same time. The stability of the overall structure is increased.
In a preferred embodiment, a second laser rangefinder is fixedly mounted to the surface of the base plate, the second laser rangefinder being oriented below the top support plate.
Through adopting above-mentioned technical scheme, the second laser rangefinder is in the below of top support board, and is safer when measuring, and the second laser rangefinder is used for measuring subway rail's upper and lower height, and the below is the transmitting terminal, and top support board bottom is the receiving terminal, measurement height data that can be accurate.
In a preferred embodiment, the side of the side support plate is fixedly provided with a first laser distance measuring device.
By adopting the technical scheme, the first laser range finder is used for measuring the left-right width of the subway rail, and the measurement can be safer under the support protection of the side support plates. The first laser range finders are arranged on the inner sides of the left side supporting plate and the right side supporting plate, and the width data of the subway rail at the measuring position can be accurately measured.
In a preferred embodiment, a console is fixedly mounted to the surface of the base plate.
Through adopting above-mentioned technical scheme, the control cabinet is in the below of top backup pad, and flexible of first hydraulic stem and second hydraulic stem can be accomplished to the operation control cabinet, can use first laser range finder and second laser range finder to measure.
In a preferred embodiment, a plurality of universal wheels are fixedly mounted at the bottom of the side support plates.
Through adopting above-mentioned technical scheme, the universal wheel can play about the support, and when removing the side backup pad simultaneously, the universal wheel also can the rotation direction. The device is convenient to install and disassemble.
In a preferred embodiment, a fixed plate is fixedly arranged at the bottom of the bottom plate, a rotating shaft is rotatably connected to the inside of the fixed plate through a bearing, and a roller is fixedly connected to the surface of the rotating shaft.
Through adopting above-mentioned technical scheme, the fixed plate is used for the position of fixed gyro wheel, rotates the axis of rotation and can drive the gyro wheel and rotate together, and then drives the bottom plate and remove together.
In a preferred embodiment, the bottom of the fixing plate is slidably connected with a rail, and the inner wall of the roller is attached to the side end of the rail.
Through adopting above-mentioned technical scheme, two gyro wheels pass through the fixed plate cover and establish in orbital top, can let the bottom plate can not follow the track landing when the track top removes.
In summary, due to the adoption of the technical scheme, the beneficial effects of the application are as follows:
in this application, control first hydraulic stem is flexible, can drive the side backup pad and control the removal, all can support in the face of subway tunnel wall of different width. The left side support plate and the right side support plate can control the second hydraulic rod to stretch out and draw back after propping against the wall, and the top support plate above the second hydraulic rod can prop against the top of the track hole to support the top structure, and meanwhile, the bottom plate below is protected to prevent collapse in the measurement process. The sliding block can slide up and down on the surface of the metal round rod, one end of the supporting rod is connected with the sliding block, and the other end of the supporting rod is connected with the bottom of the top supporting plate, so that the top supporting plate can be supported. And in the process of moving the side support plates left and right, the sliding blocks can move up and down on the surface of the metal round rod at the same time. The stability of the overall structure is increased. The second laser range finder is located the below of top backup pad, safer when measuring, and the second laser range finder is used for measuring subway rail's upper and lower height, and the below is the transmitting terminal, and top backup pad bottom is the receiving terminal, measurement height data that can be accurate. The first laser range finder is used for measuring the left width and the right width of the subway rail, and the measurement can be safer under the support protection of the side support plates. The first laser range finders are arranged on the inner sides of the left side supporting plate and the right side supporting plate, and the width data of the subway rail at the measuring position can be accurately measured.
Drawings
FIG. 1 is a schematic structural view of a subway tunnel portal diameter support measuring device in the application;
FIG. 2 is a plan structure diagram of a subway tunnel portal diameter support measuring device in the application;
fig. 3 is an enlarged view at a of fig. 1 in the present application.
The marks in the figure: 1. a bottom plate; 2. a first hydraulic lever; 3. a side support plate; 4. a support column; 5. a second hydraulic lever; 6. a top support plate; 7. a metal round rod; 8. a sliding block; 9. a support rod; 10. a first laser rangefinder; 11. a second laser rangefinder; 12. a universal wheel; 13. a fixing plate; 14. a rotating shaft; 15. a roller; 16. a track; 17. a console.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
Examples:
referring to fig. 1 and 2, a subway tunnel portal diameter supports measuring device, including bottom plate 1, the side fixed mounting of bottom plate 1 has first hydraulic stem 2, the other end fixedly connected with side backup pad 3 of bottom plate 1 is kept away from to first hydraulic stem 2, the top fixed mounting of bottom plate 1 has support column 4, the top fixed mounting of support column 4 has second hydraulic stem 5, the other end fixedly connected with top backup pad 6 of support column 4 is kept away from to second hydraulic stem 5, the inside of side backup pad 3 is seted up flutedly, fixedly mounted has metal round bar 7 in the fluting of side backup pad 3, the surface sliding connection of metal round bar 7 has slider 8, the fixed surface welding of slider 8 has bracing piece 9, the opposite side fixedly connected with top backup pad 6 of slider 8 is kept away from to bracing piece 9. The first hydraulic rod 2 is controlled to stretch and retract, the side support plates 3 can be driven to move left and right, and subway tunnel walls with different widths can be supported. The left side support plate 3 and the right side support plate 3 can control the second hydraulic rod 5 to stretch after propping against the wall, and the top support plate 6 above the second hydraulic rod 5 can prop against the top of the track hole to support the top structure, and meanwhile, the bottom plate 1 below is protected to prevent collapse in the measuring process. The sliding block 8 can slide up and down on the surface of the metal round rod 7, one end of the supporting rod 9 is connected with the sliding block 8, and the other end is connected with the bottom of the top supporting plate 6, so that the top supporting plate 6 can be supported. In the process of moving the side support plate 3 left and right, the sliding block 8 moves up and down on the surface of the metal round bar 7 at the same time. The stability of the overall structure is increased.
Referring to fig. 1 and 2, a second laser rangefinder 11 is fixedly mounted on the surface of the base plate 1, and the direction of the second laser rangefinder 11 is positioned below the top support plate 6. The second laser range finder 11 is located the below of top backup pad 6, and is safer when measuring, and the second laser range finder 11 is used for measuring subway rail's upper and lower height, and the below is the transmitting terminal, and top backup pad 6 bottom is the receiving terminal, measurement height data that can be accurate.
Referring to fig. 1 and 2, a first laser rangefinder 10 is fixedly mounted to a side of the side support plate 3. The first laser rangefinder 10 is used for measuring the left and right width of the subway rail, and the measurement can be safer under the support protection of the side support plates 3. The first laser range finders 10 are installed on the inner sides of the left side supporting plate 3 and the right side supporting plate 3, and the width data of subway rails at the measuring position can be accurately measured.
Referring to fig. 1, a console 17 is fixedly installed on the surface of the base plate 1. The control console 17 is located below the top support plate 6, and the control console 17 can be operated to complete the expansion and contraction of the first hydraulic rod 2 and the second hydraulic rod 5, and can use the first laser range finder 10 and the second laser range finder 11 to perform measurement.
Referring to fig. 1, a plurality of universal wheels 12 are fixedly installed at the bottom of the side support plate 3. The universal wheel 12 can play a role in supporting left and right, and simultaneously, the universal wheel 12 can also rotate in the direction when the side support plate 3 is moved. The device is convenient to install and disassemble.
Referring to fig. 1 and 3, a fixing plate 13 is fixedly installed at the bottom of a base plate 1, a rotation shaft 14 is rotatably connected to the inside of the fixing plate 13 through a bearing, and a roller 15 is fixedly connected to the surface of the rotation shaft 14. The fixed plate 13 is used for fixing the position of the roller 15, and the rotating shaft 14 can drive the roller 15 to rotate together, so as to drive the bottom plate 1 to move together.
Referring to fig. 1 and 3, a rail 16 is slidably coupled to the bottom of the fixing plate 13, and the inner wall of the roller 15 is attached to the side end of the rail 16. The two rollers 15 are sleeved above the rail 16 through the fixing plate 13, so that the bottom plate 1 can move above the rail 16 and cannot slide off the rail 16.
The implementation principle of the embodiment of the subway tunnel portal diameter support measuring device is as follows: the first hydraulic rod 2 is controlled to stretch and retract, the side support plates 3 can be driven to move left and right, and subway tunnel walls with different widths can be supported. The left side support plate 3 and the right side support plate 3 can control the second hydraulic rod 5 to stretch after propping against the wall, and the top support plate 6 above the second hydraulic rod 5 can prop against the top of the track hole to support the top structure, and meanwhile, the bottom plate 1 below is protected to prevent collapse in the measuring process. The sliding block 8 can slide up and down on the surface of the metal round rod 7, one end of the supporting rod 9 is connected with the sliding block 8, and the other end is connected with the bottom of the top supporting plate 6, so that the top supporting plate 6 can be supported. In the process of moving the side support plate 3 left and right, the sliding block 8 moves up and down on the surface of the metal round bar 7 at the same time. The stability of the overall structure is increased. The second laser range finder 11 is located the below of top backup pad 6, and is safer when measuring, and the second laser range finder 11 is used for measuring subway rail's upper and lower height, and the below is the transmitting terminal, and top backup pad 6 bottom is the receiving terminal, measurement height data that can be accurate. The first laser rangefinder 10 is used for measuring the left and right width of the subway rail, and the measurement can be safer under the support protection of the side support plates 3. The first laser range finders 10 are installed on the inner sides of the left side supporting plate 3 and the right side supporting plate 3, and the width data of subway rails at the measuring position can be accurately measured.
The above embodiments are only for illustrating the technical solution of the present application, and are not limiting thereof; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (7)
1. Subway tunnel portal diameter supports measuring device, including bottom plate (1), its characterized in that: the side fixed mounting of bottom plate (1) has first hydraulic stem (2), the other end fixedly connected with side backup pad (3) of bottom plate (1) are kept away from to first hydraulic stem (2), the top fixed mounting of bottom plate (1) has support column (4), the top fixed mounting of support column (4) has second hydraulic stem (5), the other end fixedly connected with top backup pad (6) of support column (4) are kept away from to second hydraulic stem (5), the recess is seted up to the inside of side backup pad (3), fixed mounting has metal round bar (7) in the recess of side backup pad (3), the surface sliding connection of metal round bar (7) has slider (8), the fixed surface welding of slider (8) has bracing piece (9), the opposite side fixedly connected with top backup pad (6) of slider (8) are kept away from to bracing piece (9).
2. The subway tunnel portal diameter support measurement device according to claim 1, wherein: the surface of the bottom plate (1) is fixedly provided with a second laser range finder (11), and the direction of the second laser range finder (11) is positioned below the top supporting plate (6).
3. The subway tunnel portal diameter support measurement device according to claim 1, wherein: the side face of the side support plate (3) is fixedly provided with a first laser range finder (10).
4. The subway tunnel portal diameter support measurement device according to claim 1, wherein: the surface of the bottom plate (1) is fixedly provided with a control console (17).
5. The subway tunnel portal diameter support measurement device according to claim 1, wherein: the bottom of the side support plate (3) is fixedly provided with a plurality of universal wheels (12).
6. The subway tunnel portal diameter support measurement device according to claim 1, wherein: the bottom of the bottom plate (1) is fixedly provided with a fixed plate (13), the inside of the fixed plate (13) is rotatably connected with a rotating shaft (14) through a bearing, and the surface of the rotating shaft (14) is fixedly connected with a roller (15).
7. The subway tunnel portal diameter support measurement device according to claim 6, wherein: the bottom of fixed plate (13) sliding connection has track (16), the inner wall laminating of gyro wheel (15) is in the side of track (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321369436.9U CN220270367U (en) | 2023-05-31 | 2023-05-31 | Subway tunnel portal diameter supports measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321369436.9U CN220270367U (en) | 2023-05-31 | 2023-05-31 | Subway tunnel portal diameter supports measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220270367U true CN220270367U (en) | 2023-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321369436.9U Active CN220270367U (en) | 2023-05-31 | 2023-05-31 | Subway tunnel portal diameter supports measuring device |
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|---|---|
| CN (1) | CN220270367U (en) |
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2023
- 2023-05-31 CN CN202321369436.9U patent/CN220270367U/en active Active
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