CN107764249B - Using method of movable tripod leveling bearing platform device - Google Patents
Using method of movable tripod leveling bearing platform device Download PDFInfo
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- CN107764249B CN107764249B CN201711104129.7A CN201711104129A CN107764249B CN 107764249 B CN107764249 B CN 107764249B CN 201711104129 A CN201711104129 A CN 201711104129A CN 107764249 B CN107764249 B CN 107764249B
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000012544 monitoring process Methods 0.000 claims abstract description 52
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000005259 measurement Methods 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000002699 waste material Substances 0.000 abstract description 3
- 230000003044 adaptive effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000003449 preventive effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
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- Physics & Mathematics (AREA)
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- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a use method of a movable tripod leveling bearing platform device, which comprises a self-made tripod, a bar-shaped groove, a sawtooth-shaped groove, a telescopic foot screw, a rail wheel and a square bearing platform plate; three sawtooth-shaped grooves which do not penetrate through the bearing plate are formed in the top surface of the bearing plate, and the three sawtooth-shaped grooves are arranged in a regular triangle; the self-made tripod is erected in the three sawtooth-shaped grooves and can move left and right; a through hole for installing a detection instrument is formed in the center of a base of the self-made tripod; the strip-shaped groove is arranged at the middle position of a regular triangle formed by the three sawtooth-shaped grooves in a straight way and penetrates through the bearing plate; the bottom surface of the bearing plate is provided with a rail wheel which is contacted with the rail near four corners; a telescopic foot screw connected with the bearing platform plate is arranged above the cover plate of each rail wheel. The invention is used for solving the problems that a detection instrument in the prior subway protection monitoring cannot continuously measure, is difficult to position, is complicated to level and wastes time and labor.
Description
Technical Field
The invention relates to a subway protection monitoring technology, in particular to a movable tripod leveling bearing platform device applied to subway protection monitoring and a using method based on the movable tripod leveling bearing platform device.
Background
Along with the development of urban rail transit, along with the development of commercial and residential buildings, the urban rail transit is developed towards diversification and three-dimensional, and the influence of post-construction engineering on the established tunnel is unavoidable, for example: the second western channel of the Xiamen spans a subway section, underground space of the Zhujiang newcastle, shanghai square foundation pit engineering and the like, or spans a subway tunnel or is adjacent to the subway tunnel, wherein the influence of a deep and large foundation pit on the subway tunnel is most common. The unloading of the foundation pit excavation soil body inevitably causes the movement of surrounding stratum, so that the tunnel displacement field and the stress field are changed, the subway safety is seriously threatened, and the deformation requirement of the subway vehicle on the tunnel structure is extremely strict. Through the protection monitoring to the subway tunnel structure, the displacement deformation of subway tunnel is measured and prejudged in advance, and each side can timely and accurately master the degree of influence of non-subway construction on the subway tunnel, informationized guidance is provided for non-subway construction, targeted preventive measures are adopted as early as possible, and the subway tunnel structure and operation safety are guaranteed. The general subway protection monitoring project must include tunnel convergence, leveling, horizontal displacement, vault subsidence and track bed uplift, and the tunnel laser detector, the conventional leveling instrument, the total station and other instruments which need to be installed on a tripod for measurement are needed. Because of the numerous monitoring projects, different track bed measuring point positions, limited monitoring arrangement time and long-distance monitoring range, the work of folding and unfolding the tripod, moving, positioning and leveling the instruments installed on the tripod is very heavy and repeated, and various problems such as incapability of continuous measurement, difficulty in positioning, tedious leveling, time and labor waste and the like exist. Therefore, the movable tripod leveling platform device which can continuously measure, can erect a tunnel laser detector, a conventional level, a total station and other tripod instruments, is adjustable in left and right positions, convenient to move, simple in instrument positioning and measuring points, and free of repeated traditional retraction of the tripod leveling platform device is of great importance to subway protection monitoring.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a use method of a movable tripod leveling platform device applied to subway protection monitoring, wherein a tripod of the device can erect detection instruments such as a laser tunnel section detector, a level gauge, a total station and the like, the left and right positions of the detection instruments are adjustable, and the detection points of the detection instruments in place are simple and convenient; meanwhile, the device is convenient to move, can realize continuous measurement, and does not need to repeatedly retract and release the tripod for leveling in the prior art; the device has the advantages of simple structure, convenient operation, easy realization, contribution to improving the monitoring efficiency and labor saving.
The technical scheme adopted for solving the technical problems is as follows:
a movable tripod leveling bearing platform device is applied to subway protection monitoring and comprises a self-made tripod, a bar-shaped groove, a sawtooth-shaped groove, a telescopic foot screw, a rail wheel and a square bearing platform plate; three sawtooth-shaped grooves which do not penetrate through the bearing plate up and down are formed in the top surface of the bearing plate, and the three sawtooth-shaped grooves are arranged in a regular triangle; the self-made tripod is erected in the three sawtooth-shaped grooves and can move left and right; a through hole for installing a detection instrument is formed in the center of the base of the self-made tripod; the strip-shaped groove is formed in the middle position of a regular triangle formed by the three sawtooth-shaped grooves in a straight mode, the strip-shaped groove penetrates through the bearing plate up and down, and the detection instrument can measure monitoring points on the track bed through the strip-shaped groove; the bottom surface of the bearing platform plate is provided with a rail wheel which is contacted with the rail near four corners; and a telescopic foot screw connected with the bearing platform plate is arranged above the cover plate of each rail wheel so as to adjust the height of the corner to realize leveling of the device.
Preferably, the movable tripod leveling platform device further comprises a circular bubble; the round bubbles are distributed at four corners of the top surface of the bearing platform plate through the grooves, and the round bubbles are matched with telescopic foot spirals to realize device leveling.
Preferably, the movable tripod leveling platform device further comprises four square reinforcing base plates; the square reinforcing base plate is flatly fixed between the lower part of the corner of the bearing plate and the telescopic foot screw, and plays a role in bearing pressure to prevent local overstress.
Preferably, the movable tripod leveling bearing platform device further comprises two rails respectively arranged at the left side and the right side of the bearing platform plate and used as pushing and handrail.
Preferably, the length of the bearing platform plate is 2.4m, the width of the bearing platform plate is 1.5m, the front half part is designed to be used for erecting a self-made tripod, and the rear half part is designed to be used for standing of operators.
Preferably, each of the rail wheels is provided with a brake which can brake on the rail at any time and any place.
Preferably, the through hole is provided with threads, and the detecting instrument is fixedly arranged on the through hole through an adaptive bolt.
The application method of the movable tripod leveling bearing platform device is based on the movable tripod leveling bearing platform device and comprises the following steps:
step 1: pushing the movable tripod leveling bearing platform device to a first monitoring point on a rail, and indicating that the monitoring point reaches a correct position when the monitoring point is visible through the strip-shaped groove so as to brake the rail wheel; adjusting two telescopic foot spirals on one side to enable the round bubbles on the telescopic foot spirals to deviate to the middle of the bearing platform plate, and adjusting two telescopic foot spirals on the other side to enable the round bubbles on the telescopic foot spirals to be centered, so that leveling of the device is achieved;
step 2: the self-made tripod is aligned with the monitoring point on the middle track bed, and the instrument is leveled for the first time, so that the measurement of the monitoring item can be started; during subsequent monitoring, the pushing device on the rail advances to enable the strip-shaped groove to be just aligned to the monitoring point, the instrument tripod does not need to be repeatedly folded and unfolded, the straight rail can be measured again without secondary leveling of the detecting instrument, and the telescopic foot screw can be adjusted in a fine adjustment mode to continue measurement when the curve is ultrahigh.
The use method of the movable tripod leveling platform device is applied to subway protection monitoring, the device can move along a subway track, can continuously measure, can erect tripod instruments such as a laser tunnel section detector, a conventional monitoring instrument such as a level instrument and a total station instrument, has adjustable left and right positions, is convenient to move, has simple and convenient instrument positioning measuring points, does not need to repeatedly take-up and pay-off the tripod leveling of the instrument, and is used for solving various problems that the laser tunnel section detector, the conventional monitoring instrument such as the level instrument and the total station instrument and the like cannot continuously measure, are difficult to take place, are complicated to level, waste time and labor and the like in the conventional subway protection monitoring; the device simple structure, the operation is easy to realize, is favorable to improving monitoring efficiency, uses manpower sparingly.
The present invention will be described in further detail with reference to the drawings and examples, but the use method of the movable tripod leveling platform apparatus of the present invention is not limited to the examples.
Drawings
FIG. 1 is a schematic diagram of a device according to the present invention;
FIG. 2 is a second schematic illustration of the apparatus of the present invention;
fig. 3 is a plan view of the device of the present invention.
Reference numerals: 1. self-made tripod, 11, base, 12, through-hole, 13, pole frame, 2, circle bubble, 3, bar groove, 4, sawtooth groove, 5, telescopic foot spiral, 6, rail wheel, 7, bearing plate, 8, square reinforcing backing plate, 9, rail, 10, railing.
Detailed Description
Referring to fig. 1 to 3, the invention provides a movable tripod leveling bearing platform device applied to subway protection monitoring, which comprises a self-made tripod 1, round bubbles 2, a strip-shaped groove 3, a sawtooth-shaped groove 4, a telescopic foot screw 5, a rail wheel 6, a bearing platform plate 7, a square reinforcing base plate 8, rails 9 and railings 10.
Further, the length of the bearing platform plate 7 is 2.4m, the width is 1.5m, the front half part is designed to be used for erecting the self-made tripod 1, and the rear half part is designed to be used for standing of operators.
Furthermore, three sawtooth grooves 4 with regular triangles with certain depth are formed in the periphery of the front half area of the bearing platform plate 7, the sawtooth grooves 4 do not penetrate through the bearing platform plate 7, and the sawtooth grooves 4 can fix the rod frame 13 of the self-made tripod 1, so that the sawtooth grooves 4 cannot slide during measurement.
Further, the self-made tripod 1 is erected in the sawtooth-shaped groove 4 which is arranged in a regular triangle, a through hole 12 for installing a detection instrument is formed in the center of the base 11 of the self-made tripod 1, the detection instrument comprises, but is not limited to, a laser tunnel section detector, a conventional monitoring instrument such as a level or a total station, threads are formed on the through hole 12, and the detection instrument is fixedly installed on the through hole 12 through an adaptive bolt.
Further, the middle line position of the regular triangle formed by the sawtooth-shaped grooves 4 is cut into a strip-shaped groove 3 with a certain length penetrating through the bearing plate 7 vertically, and the monitoring point on the centering bed of the self-made tripod 1 upward-excitation detecting instrument is reached through the penetrating strip-shaped groove 3. When the monitoring point on the middle track bed is not necessarily positioned on the middle track line, the self-made tripod 1 is moved left and right at the erection position of the sawtooth groove 4 and still passes through the strip-shaped groove 3, so that the monitoring point on the middle track bed can be detected.
Furthermore, rails 10 are installed on both sides of the deck plate 7 to act as pushing and handrail.
Further, the rail wheels 6 are contacted with the subway rail 9, two pairs of rail wheels are configured, the arrangement space between the left rail wheel and the right rail wheel 6 is matched with the design space of the subway rail 9, each rail wheel is provided with a brake, and the rail can be braked anytime and anywhere.
Further, the telescopic foot screw 5 is installed on the cover plate of the track wheel 6, and the telescopic foot screw 5 is used for adjusting the height of the corner of the device so as to level the device.
Further, the square reinforcing base plate 8 is located below the four corners of the bearing plate 7, and is flatly fixed between the bearing plate 7 and the telescopic foot screw 5, and the bearing function prevents the local overstress.
Further, the round bubbles 2 are distributed at four corners of the top surface of the bearing platform plate 7 through grooves, and the device leveling is realized by matching with the telescopic foot screws 5.
The device can be applied to subway protection monitoring, can move along a subway track, can continuously measure, can erect a laser tunnel section detector, a conventional monitoring instrument such as a level gauge, a total station and other tripod instruments, has adjustable left and right positions, is convenient to move, has simple and convenient in-place measuring points, and does not need to repeatedly retract and release the tripod of the instrument. The device is used for solving various problems that a laser tunnel section detector or a conventional monitoring instrument such as a level gauge and a total station in the prior subway protection monitoring cannot continuously measure, is difficult to take place, is complicated to level, is time-consuming and labor-consuming and the like. The device has clear principle, simple structure and easy operation, is beneficial to improving the monitoring efficiency and saves the manpower.
Based on the movable tripod leveling bearing platform device, the invention also provides a high-efficiency subway protection monitoring method, which comprises the following steps:
step 1: on the subway rail 9, the movable tripod leveling bearing platform device is pushed to the first monitoring point, and the monitoring point is visible to be the correct position through the strip-shaped groove 3, so that the rail wheel 6 is braked; adjusting the telescopic foot screw 5 of the rail 9 at one side to enable the circular bubble 2 on the rail to deviate to the middle of the platform, and adjusting the telescopic foot screw 5 at the other side to enable the circular bubble 2 to be centered, so that the leveling of the device is achieved;
step 2: the detection instrument is fixedly arranged on the self-made tripod 1 through an adaptive screw, the detection instrument detects monitoring points on a track bed through a penetrating strip-shaped groove 3, when the monitoring points on the track bed are not positioned on a track central line, the self-made tripod 1 is moved left and right to the erection position of the saw-tooth groove 4, the self-made tripod 1 is aligned with the monitoring points on the track bed, the detection instrument is leveled for the first time, and the measurement of monitoring items can be started; the follow-up monitoring only needs to push the device to advance on the rail 9 to the position where the bar groove 3 just aims at the monitoring point, the tripod of the instrument is not required to be repeatedly folded and unfolded conventionally, the straight rail can be measured again without the secondary leveling of the detecting instrument, and the telescopic foot screw can be adjusted continuously by fine adjustment when the curve is ultrahigh.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (7)
1. The application method of the movable tripod leveling cap device is applied to subway protection monitoring and is characterized in that the movable tripod leveling cap device comprises the following steps:
the self-made tripod comprises a self-made tripod body (1), a strip-shaped groove (3), a sawtooth-shaped groove (4), a telescopic foot screw (5), a rail wheel (6) and a square bearing plate (7); three sawtooth-shaped grooves (4) which do not penetrate through the bearing plate (7) up and down are formed in the top surface of the bearing plate (7), and the three sawtooth-shaped grooves (4) are arranged in a regular triangle; the self-made tripod (1) is erected in the three sawtooth-shaped grooves (4) and can move left and right; a through hole (12) for installing a detection instrument is formed in the center of a base (11) of the self-made tripod (1); the strip-shaped groove (3) is arranged at the middle position of a regular triangle formed by the three sawtooth-shaped grooves (4) in a straight way, and penetrates through the bearing plate (7) up and down, and the detection instrument can realize the measurement of the monitoring point on the track bed through the strip-shaped groove (3); the bottom surface of the bearing platform plate (7) is provided with a rail wheel (6) which is contacted with the rail (9) near four corners respectively; a telescopic foot screw (5) connected with the bearing platform plate (7) is arranged above the cover plate of each rail wheel (6) to adjust the height of the corner so as to realize leveling of the device;
also comprises a round bubble (2); the round bubbles (2) are arranged at four corners of the top surface of the bearing platform plate (7) through grooving;
the using method is as follows:
step 1: pushing the movable tripod leveling bearing platform device to a first monitoring point on a rail (9), and enabling the rail wheel (6) to brake when the monitoring point is visible through the strip-shaped groove (3); adjusting two telescopic foot spirals (5) on one side to enable the round bubbles (2) on the telescopic foot spirals to deviate to the middle of a bearing plate (7), and adjusting two telescopic foot spirals on the other side to enable the round bubbles (2) on the telescopic foot spirals to be centered, so that leveling of the device is achieved;
step 2: the self-made tripod (1) is aligned with the monitoring point on the middle track bed by moving the erecting position of the self-made tripod (1) on the sawtooth-shaped groove (4) left and right when the monitoring point on the middle track bed is not positioned on the middle track line, and the instrument can be leveled for the first time; during subsequent monitoring, the pushing device on the rail advances to enable the strip-shaped groove (3) to be just aligned with the monitoring point, the instrument tripod does not need to be repeatedly retracted and released, the straight rail can be measured again without secondary leveling of the detecting instrument, and the telescopic foot screw (5) can be continuously measured only by fine adjustment when the curve is ultrahigh.
2. The method of using a mobile tripod leveling cap apparatus according to claim 1, further comprising four square reinforcing pads (8); the square reinforcing base plate (8) is flatly fixed between the lower part of the corner of the bearing plate (7) and the telescopic foot screw.
3. The method of using a mobile tripod leveling cap apparatus of claim 1, further comprising two rails (10) mounted on the left and right sides of the cap plate (7), respectively.
4. The method of using a mobile tripod leveling platform arrangement according to claim 1, characterized in that the platform (7) is 2.4m long and 1.5m wide.
5. The method of using a mobile tripod leveling platform arrangement according to claim 1, characterized in that the platform (7) is reserved with a location on which an operator stands.
6. Use of a mobile tripod leveling cap arrangement according to claim 1, characterized in that a brake is arranged on each of said rail wheels (6).
7. The method for using the mobile tripod leveling cap apparatus according to claim 1, wherein the through hole (12) is provided with a thread, and the detecting instrument is fixedly mounted on the through hole (12) through an adapting bolt.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711104129.7A CN107764249B (en) | 2017-11-10 | 2017-11-10 | Using method of movable tripod leveling bearing platform device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711104129.7A CN107764249B (en) | 2017-11-10 | 2017-11-10 | Using method of movable tripod leveling bearing platform device |
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| CN107764249A CN107764249A (en) | 2018-03-06 |
| CN107764249B true CN107764249B (en) | 2023-11-21 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108444462A (en) * | 2018-04-08 | 2018-08-24 | 中博宇图信息科技有限公司 | A kind of mapping portable support stand |
| CN108507547A (en) * | 2018-04-08 | 2018-09-07 | 中博宇图信息科技有限公司 | A kind of measuring instrument support device |
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| US4691444A (en) * | 1986-04-01 | 1987-09-08 | Grover Capps | Surveyor's level with constant instrument height and method |
| CN202252702U (en) * | 2011-10-08 | 2012-05-30 | 杨志强 | Tripod used for leveling and centering gyroscopic total station |
| JP2012225673A (en) * | 2011-04-15 | 2012-11-15 | Chugoku Electric Power Co Inc:The | Centripetal method and centripetal device of tripod for survey |
| CN103419841A (en) * | 2013-08-19 | 2013-12-04 | 中铁隧道装备制造有限公司 | Automatic levelling and steering device of shield trackless trailer in circular tunnel |
| CN203939504U (en) * | 2014-06-30 | 2014-11-12 | 葛洲坝集团基础工程有限公司 | A kind of shield tunnel forced centering control point survey device |
| CN104613935A (en) * | 2015-01-23 | 2015-05-13 | 山东大学 | Telescopic automatic leveling track system used for tunnel detection and using method of telescopic automatic leveling track system |
| CN207675173U (en) * | 2017-11-10 | 2018-07-31 | 华侨大学 | A kind of movable type tripod leveling cushion cap device |
-
2017
- 2017-11-10 CN CN201711104129.7A patent/CN107764249B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4691444A (en) * | 1986-04-01 | 1987-09-08 | Grover Capps | Surveyor's level with constant instrument height and method |
| JP2012225673A (en) * | 2011-04-15 | 2012-11-15 | Chugoku Electric Power Co Inc:The | Centripetal method and centripetal device of tripod for survey |
| CN202252702U (en) * | 2011-10-08 | 2012-05-30 | 杨志强 | Tripod used for leveling and centering gyroscopic total station |
| CN103419841A (en) * | 2013-08-19 | 2013-12-04 | 中铁隧道装备制造有限公司 | Automatic levelling and steering device of shield trackless trailer in circular tunnel |
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| CN207675173U (en) * | 2017-11-10 | 2018-07-31 | 华侨大学 | A kind of movable type tripod leveling cushion cap device |
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