CN220398406U - Device for measuring relative deviation of adjacent pipe sections of immersed tunnel - Google Patents
Device for measuring relative deviation of adjacent pipe sections of immersed tunnel Download PDFInfo
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- CN220398406U CN220398406U CN202322235746.8U CN202322235746U CN220398406U CN 220398406 U CN220398406 U CN 220398406U CN 202322235746 U CN202322235746 U CN 202322235746U CN 220398406 U CN220398406 U CN 220398406U
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- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims description 2
- 238000005219 brazing Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 19
- 238000009434 installation Methods 0.000 description 10
- 210000001503 joint Anatomy 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a device for measuring relative deviation of adjacent pipe sections of a immersed tunnel, and belongs to the technical field of immersed tunnel engineering measurement. The device for measuring the relative deviation of adjacent pipe sections of the immersed tube tunnel comprises a first measuring ruler, a second measuring ruler and a third measuring ruler. The second dipperstick is fixed perpendicularly in the one end of first dipperstick, third dipperstick and first dipperstick sliding connection, and the third dipperstick has two mutually perpendicular's slip direction along first dipperstick, and the third dipperstick is on a parallel with the second dipperstick. The device for measuring the relative deviation of the adjacent pipe sections of the immersed tunnel can measure the joint of the pipe sections which are narrow in space and wet and slippery, is simple to operate and high in safety, and the obtained relative deviation data of the adjacent pipe sections are real and accurate.
Description
Technical Field
The utility model belongs to the technical field of immersed tube tunnel engineering measurement, and particularly relates to a device for measuring relative deviation of adjacent tube sections of an immersed tube tunnel.
Background
The immersed tube tunnel is formed by butt-jointing and installing a plurality of large prefabricated steel shell tube sections, and after the tube sections are butt-jointed, the installation accuracy of the immersed tube tunnel is required to be checked to judge whether the immersed tube tunnel can meet the design requirements. The lateral relative deviation of the adjacent pipe sections and the vertical relative deviation of the adjacent pipe sections are one of inspection items for performing the inspection of the installation accuracy. By measuring the transverse relative deviation of the adjacent pipe sections and the vertical relative deviation of the adjacent pipe sections, whether the preliminary installation meets the design requirement or not and rechecking through measurement data are judged, and the method is an important guarantee for ensuring the follow-up work of the pipe section installation. Because the measurement space of the transverse relative deviation of the adjacent pipe sections and the vertical relative deviation of the adjacent pipe sections is narrow, the pipe section joint is in water for a long time before installation, the ground of the bottom plate is wet and slippery, and the safety risk exists in the measurement of the erection instrument, the device for measuring the relative deviation of the adjacent pipe sections of the immersed tunnel is needed, and the device is simple in structure and convenient to measure at the pipe section joint with narrow space.
Disclosure of Invention
Aiming at the defects existing in the related art, the utility model aims to provide a device for measuring the relative deviation of adjacent pipe sections of a immersed tunnel, so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a device for measuring relative deviation of adjacent pipe sections of a immersed tunnel, comprising:
a first measuring scale;
the second measuring ruler is vertically fixed at one end of the first measuring ruler;
the third measuring ruler is in sliding connection with the first measuring ruler, the third measuring ruler is provided with two mutually perpendicular sliding directions, and the third measuring ruler is parallel to the second measuring ruler.
In some of these embodiments, the immersed tube tunnel adjacent tube segment relative deviation measuring device further comprises:
the first movable device is provided with a hollow inserting cavity, and the first measuring ruler is inserted into the hollow inserting cavity of the first movable device in a sliding manner;
the second movable device is fixed on the first movable device and is provided with a hollow inserting cavity, and the third measuring ruler is inserted into the hollow inserting cavity of the second movable device in a sliding mode.
In some embodiments, the width of the second movable device is the same as the width of the first measuring ruler, and the second movable device is fixed at a set position of the first movable device so that the second movable device is flush with the first measuring ruler in the width direction.
In some of these embodiments, the immersed tube tunnel adjacent tube segment relative deviation measuring device further comprises:
the first locking piece is arranged on the first movable device and used for locking the first measuring ruler;
the second locking piece is arranged on the second movable device and used for locking the third measuring ruler.
In some embodiments, the first moving device and the second moving device are respectively provided with a bolt hole, and the first locking piece and the second locking piece are locking bolts.
In some embodiments, a bolt handle is further provided on the locking bolt.
In some embodiments, EVA foam is installed in the hollow insertion cavities of the first and second movable devices.
In some of these embodiments, the immersed tube tunnel adjacent tube segment relative deviation measuring device further comprises:
the first tube level is fixed on the first measuring ruler and is positioned at the top of the first measuring ruler;
and the second tube level is fixed on the first measuring ruler and is positioned in front of the first measuring ruler.
In some of these embodiments, the second measuring scale is brazed to the first measuring scale.
Compared with the prior art, the utility model has the beneficial effects that:
1. the device for measuring the relative deviation of adjacent pipe sections of the immersed tunnel provided by the utility model consists of the first measuring ruler, the second measuring ruler and the third measuring ruler, has the advantages of simple structure, convenience in manufacture and portability, and the first measuring ruler is provided with the first pipe level and the second pipe level, so that the first measuring ruler is ensured to keep in a horizontal state when the vertical relative deviation of the adjacent pipe sections and the horizontal relative deviation of the adjacent pipe sections are measured, and the measuring result is accurate.
2. Compared with the conventional erection instrument for measuring the relative deviation of adjacent pipe sections, the device for measuring the relative deviation of the adjacent pipe sections of the immersed tunnel provided by the utility model can finish measurement work without the cooperation of multiple persons, saves human resources, and has the advantages of simple operation, high measurement efficiency and ensured safety in measurement work when the device is used for measuring the relative deviation of the adjacent pipe sections.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic diagram of an embodiment of a relative deviation measuring device for adjacent pipe sections of a immersed tunnel according to the present utility model;
FIG. 2 is a front view of one embodiment of a relative deviation measuring device for adjacent pipe sections of a immersed tunnel according to the present utility model;
FIG. 3 is a rear view of one embodiment of a relative deviation measuring device for adjacent pipe sections of a immersed tunnel according to the present utility model;
FIG. 4 is a top view of one embodiment of a relative deviation measuring device for adjacent pipe sections of a immersed tunnel according to the present utility model;
FIG. 5 is a right side view of one embodiment of a relative deviation measuring device for adjacent pipe sections of a immersed tunnel according to the present utility model.
In the figure:
1. a first measuring scale; 2. a second measuring scale; 3. a third measuring scale; 4. a first tube level; 5. a second tube level; 6. a first movable device; 61. a first locking member; 7. a second movable device; 71. and the second locking piece.
Detailed Description
The technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 5, an exemplary embodiment of a device for measuring relative deviation of adjacent pipe sections of a immersed tunnel according to the present utility model is provided, wherein the device comprises a first measuring scale 1, a second measuring scale 2, a third measuring scale 3, a first pipe level 4, a second pipe level 5, a first moving device 6 and a second moving device 7.
The first measuring ruler 1 is a solid cast aluminum alloy horizontal ruler, the second measuring ruler 2 and the third measuring ruler 3 are stainless steel straight rulers, and the thicknesses of the second measuring ruler 2 and the third measuring ruler 3 are 2mm. The second measuring ruler 2 is vertically fixed at one end of the first measuring ruler 1, and in order to enable the fixing strength to meet the requirement, the second measuring ruler 2 and the first measuring ruler 1 are brazed by a high-temperature brazing process, and the connecting strength is high, high-temperature resistant, corrosion resistant and not prone to fracture. The third dipperstick 3 is parallel to the setting of second dipperstick 2, and third dipperstick 3 and first dipperstick 1 sliding connection just have two mutually perpendicular's slip direction, and one slip direction is that third dipperstick 3 is close to or keep away from second dipperstick 2 along first dipperstick 1 length direction and slides, and another slip direction is that third dipperstick 3 slides along first dipperstick 1 width direction to adjust the interval of third dipperstick 3 and second dipperstick 2, adjust the position of third dipperstick 3 bottom.
In order to make the result of the relative deviation measurement of the adjacent pipe sections accurate and effective, the relative deviation measuring device of the adjacent pipe sections of the immersed tunnel comprises a pipe level, and since the relative deviation measurement comprises a vertical relative deviation measurement and a horizontal relative deviation measurement, and the orientations of the measuring devices are different when the vertical relative deviation measurement and the horizontal relative deviation measurement are carried out, the pipe level comprises a first pipe level 4 and a second pipe level 5 for facilitating the adjustment of the level. The first tube level 4 and the second tube level 5 are both fixed on the first measuring scale 1, the first tube level 4 being located at the top of the first measuring scale 1 for viewing when making vertical relative deviation measurements, the second tube level 5 being located at the front of the first measuring scale 1 for viewing when making lateral relative deviation measurements.
In order to facilitate the sliding of the third measuring ruler 3 and the first measuring ruler 1 in two mutually perpendicular sliding directions, the measuring device comprises a first movable device 6 and a second movable device 7, and the first movable device 6 and the second movable device 7 are cuboid with hollow inserting cavities and are made of stainless steel. The second movable device 7 is fixed on the first movable device 6, the fixed mode is welding, the fixed second movable device 7 is perpendicular to the hollow inserting cavity of the first movable device 6, the first measuring ruler 1 is inserted into the hollow inserting cavity of the first movable device 6 in a sliding mode, and the third measuring ruler 3 is inserted into the hollow inserting cavity of the second movable device 7 in a sliding mode, so that the third measuring ruler 3 and the first measuring ruler 1 can slide in two perpendicular sliding directions.
The width and height of the hollow insertion cavity of the first movable device 6 are 5mm more than the thickness and height of the first measuring scale 1, respectively, so that the first movable device 6 can slide on the first measuring scale 1 without limitation. The width and height of the hollow insertion cavity of the second movable device 7 are 5mm more than the thickness and height of the third measuring scale 3, respectively, so that the sliding of the third measuring scale 3 in the hollow insertion cavity of the second movable device 7 is not limited. In addition, EVA foam cotton is arranged in the hollow inserting cavities of the first movable device 6 and the second movable device 7 so as to prevent the first measuring ruler 1 and the third measuring ruler 3 from being damaged in the sliding process.
The width of the second movable device 7 is the same as that of the first measuring ruler 1, and the second movable device 7 is fixed at the set position of the first movable device 6 so that the second movable device 7 is flush with the first measuring ruler 1 in the width direction, and the measurement reading work is ensured to be convenient and smooth.
For the overall stability of the measuring device, it is ensured that the positions of the first measuring ruler 1 and the third measuring ruler 3 are not deviated during the measurement reading, and the first movable device 6 is provided with a first locking member 61, wherein the first locking member 61 is used for locking the first measuring ruler 1. The second movable device 7 is provided with a second locking member 71, and the second locking member 71 is used for locking the third measuring scale 3. Specifically, bolt holes are respectively formed in the first movable device 6 and the second movable device 7, the first locking member 61 and the second locking member 71 are locking bolts, and the locking bolts pass through the bolt holes to fix the first measuring scale 1 or the third measuring scale 3. The locking bolt is further provided with a bolt handle, the locking bolt is screwed or unscrewed by rotating the bolt handle, the installation and the disassembly are convenient, and the efficiency of measurement work is high.
In the above-mentioned exemplary embodiment, the relative deviation measuring device of adjacent tube coupling of immersed tube tunnel includes first dipperstick, second dipperstick and third dipperstick, simple structure, and preparation is convenient and portable is equipped with first tube level ware and second tube level ware on the first dipperstick, guarantees when the vertical relative deviation of adjacent tube coupling and the horizontal relative deviation of adjacent tube coupling are measured respectively that first dipperstick keeps the horizontality, and measuring result is accurate. The measuring device is used for measuring work, one person can finish the measuring work, compared with a conventional erection instrument and the device is used for acquiring relative deviation data of adjacent pipe joints by more than three persons, manpower resources are saved, the working efficiency is high, the measuring device is used on a wet and slippery base plate, and the erection instrument is safer and more convenient.
The following describes the operation of the device for measuring the relative deviation of adjacent pipe sections of a immersed tunnel according to an embodiment of the present utility model with reference to fig. 1 to 5:
before the pipe joint is installed, a plurality of measuring points are marked on the bottom plate at the inner side of the end face of the installed pipe joint and the side plate at the inner side of the end face of the installed pipe joint according to the characteristic positions in the pipe. After the two pipe joints are in butt joint and the drainage of the combining cavity is finished, the position of a certain measuring point on the bottom plate on the inner side of the end face of the installed pipe joint is confirmed, the second measuring ruler 2 is placed on the installed pipe joint, and the bottom of the second measuring ruler 2 is in close contact with the bottom plate on the inner side of the end face of the installed pipe joint. Then the third measuring ruler 3 is placed on the new installation pipe joint, the first movable device 6 is slid along the first measuring ruler 1 to adjust the bottom of the third measuring ruler 3 to be located on the bottom plate on the inner side of the end face of the new installation pipe joint, and then the first locking piece 61 is screwed to lock the first measuring ruler 1, so that the distance between the second measuring ruler 2 and the third measuring ruler 3 is kept unchanged.
The third measuring scale 3 slides along the hollow inserting cavity of the second movable device 7, and the air bubble of the first tube level 4 is observed to be centered so as to adjust the first measuring scale 1 to a horizontal state, and the third measuring scale 3 is locked by the second locking piece 71 so as to keep the first measuring scale 1 horizontal. At this time, the second measuring ruler 2 is used as a reference ruler, the data of the third measuring ruler 3 is read, and the reference ruler data is subtracted from the read data of the third measuring ruler 3, so that the vertical relative deviation of the adjacent pipe sections is obtained. When the reading of the third measuring ruler 3 is larger than that of the second measuring ruler 2, the calculated vertical relative deviation of the adjacent pipe sections is positive, and the new installed pipe section is lower than the installed pipe section. When the reading of the third measuring ruler 3 is smaller than that of the second measuring ruler 2, the calculated vertical relative deviation of the adjacent pipe sections is negative, and the newly installed pipe section is higher than the installed pipe section.
And confirming the position of a certain measuring point on the side plate on the inner side of the end surface of the installed pipe joint, and placing the second measuring ruler 2 on the installed pipe joint, wherein the bottom of the second measuring ruler 2 is in close contact with the side plate on the inner side of the end surface of the installed pipe joint. Then the third measuring ruler 3 is placed on the new installation pipe joint, the first movable device 6 is slid along the first measuring ruler 1 to adjust that the bottom of the third measuring ruler 3 is located on the side plate on the inner side of the end face of the new installation pipe joint, and the first locking piece 61 is screwed to lock the first measuring ruler 1, so that the distance between the second measuring ruler 2 and the third measuring ruler 3 is kept unchanged. The third measuring scale 3 slides along the hollow inserting cavity of the second movable device 7, and the air bubble of the second tube level 5 is observed to be centered so as to adjust the first measuring scale 1 to a horizontal state, and the third measuring scale 3 is locked by the second locking piece 71 so as to keep the first measuring scale 1 horizontal. And taking the second measuring ruler 2 as a reference ruler, reading data of the third measuring ruler 3, and subtracting the reference ruler data from the read data of the third measuring ruler 3 to obtain the transverse relative deviation of the adjacent pipe joints. The side plate on the inner side of the end face of the installed pipe joint comprises a left side plate and a right side plate, taking the left side plate as an example, when the reading of the third measuring ruler 3 is larger than that of the second measuring ruler 2, the calculated transverse relative deviation of the adjacent pipe joint is positive, and then the newly installed pipe joint is deviated to the left relative to the installed pipe joint. When the reading of the third measuring ruler 3 is smaller than that of the second measuring ruler 2, the calculated transverse relative deviation of the adjacent pipe sections is negative, and the newly installed pipe section is right deviated relative to the installed pipe section.
In order to acquire the real data of the relative deviation of adjacent pipe sections of the immersed tunnel, the marked measuring points are required to be measured so as to acquire the vertical relative deviation of the adjacent pipe sections and the transverse relative deviation of the adjacent pipe sections. And calculating the vertical relative deviation of the adjacent pipe sections of the obtained plurality of measuring points by adopting a weighted average method to obtain the vertical relative deviation of the final adjacent pipe sections, and similarly, calculating the horizontal relative deviation of the adjacent pipe sections of the obtained plurality of measuring points to obtain the horizontal relative deviation of the final adjacent pipe sections. The calculation method is simple and convenient and has high accuracy.
The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same; while the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present utility model or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the utility model, it is intended to cover the scope of the utility model as claimed.
Claims (9)
1. The utility model provides a immersed tube tunnel adjacent tube coupling relative deviation measuring device which characterized in that includes:
a first measuring scale;
the second measuring ruler is vertically fixed at one end of the first measuring ruler;
the third measuring ruler is in sliding connection with the first measuring ruler, the third measuring ruler is provided with two mutually perpendicular sliding directions, and the third measuring ruler is parallel to the second measuring ruler.
2. The immersed tube tunnel adjacent tube segment relative deviation measuring device according to claim 1, further comprising:
the first movable device is provided with a hollow inserting cavity, and the first measuring ruler is inserted into the hollow inserting cavity of the first movable device in a sliding manner;
the second movable device is fixed on the first movable device and is provided with a hollow inserting cavity, and the third measuring ruler is inserted into the hollow inserting cavity of the second movable device in a sliding mode.
3. The apparatus according to claim 2, wherein the second movable device has a width equal to the width of the first measuring scale, and is fixed at a set position of the first movable device so that the second movable device is flush with the first measuring scale in a width direction.
4. The immersed tube tunnel adjacent tube segment relative deviation measuring device according to claim 2, further comprising:
the first locking piece is arranged on the first movable device and used for locking the first measuring ruler;
the second locking piece is arranged on the second movable device and used for locking the third measuring ruler.
5. The device for measuring the relative deviation of adjacent pipe sections of a immersed tunnel according to claim 4, wherein the first moving device and the second moving device are respectively provided with a bolt hole, and the first locking member and the second locking member are locking bolts.
6. The immersed tube tunnel adjacent pipe section relative deviation measuring device according to claim 5, wherein the locking bolt is further provided with a bolt handle.
7. The device for measuring the relative deviation of adjacent pipe sections of the immersed tunnel according to any one of claims 2 to 6, wherein EVA foam cotton is installed in the hollow insertion cavities of the first movable device and the second movable device.
8. A device for measuring relative deviation of adjacent pipe sections of a immersed tunnel according to any one of claims 1 to 6, further comprising:
the first tube level is fixed on the first measuring ruler and is positioned at the top of the first measuring ruler;
and the second tube level is fixed on the first measuring ruler and is positioned in front of the first measuring ruler.
9. A device for measuring relative deviation of adjacent pipe sections of a immersed tunnel according to any one of claims 1-6, wherein the second measuring scale is connected to the first measuring scale by brazing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322235746.8U CN220398406U (en) | 2023-08-18 | 2023-08-18 | Device for measuring relative deviation of adjacent pipe sections of immersed tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322235746.8U CN220398406U (en) | 2023-08-18 | 2023-08-18 | Device for measuring relative deviation of adjacent pipe sections of immersed tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220398406U true CN220398406U (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322235746.8U Active CN220398406U (en) | 2023-08-18 | 2023-08-18 | Device for measuring relative deviation of adjacent pipe sections of immersed tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220398406U (en) |
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2023
- 2023-08-18 CN CN202322235746.8U patent/CN220398406U/en active Active
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