CN107830848B - Novel construction paying-off device and construction method in road and bridge site excavation process - Google Patents
Novel construction paying-off device and construction method in road and bridge site excavation process Download PDFInfo
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- CN107830848B CN107830848B CN201711046933.4A CN201711046933A CN107830848B CN 107830848 B CN107830848 B CN 107830848B CN 201711046933 A CN201711046933 A CN 201711046933A CN 107830848 B CN107830848 B CN 107830848B
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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
- G01C15/002—Active optical surveying means
- G01C15/004—Reference lines, planes or sectors
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Abstract
The invention relates to the field of road and bridge site excavation, in particular to a novel construction paying-off device and a construction method in the road and bridge site excavation process. The utility model provides a novel construction pay-off in road and bridge site excavation process which characterized in that: the water level gauge comprises two sets of supports, wherein each support comprises a triangular support, a telescopic rod and a water level, the lower end of each telescopic rod is fixedly arranged on the triangular support, and the water level is fixedly arranged in the middle of the telescopic rod; one or more laser lamps are installed at the upper end of the telescopic rod of one support, and a white plastic disc is installed at the upper end of the telescopic rod of the other support. The construction paying-off device can safely and quickly complete construction paying-off work under the condition of complex and changeable terrains such as mountains and hills, accurately mark the sideline position of a structure and accurately guide mechanical personnel to construct in real time.
Description
Technical Field
The invention relates to the field of road and bridge site excavation, in particular to a novel construction paying-off device and a construction method in the road and bridge site excavation process.
Background
The accurate control of the elevation of the structure sideline position in the excavation construction process of the road and bridge field is a very difficult problem. In the traditional construction paying-off method, the position and the elevation of the side line of the structure are marked by methods of spreading lime lines, drawing plastic red lines and the like. However, in areas with complex and changeable terrains such as mountains and hills, the manual real object paying-off has potential safety hazards and is inconvenient for measurement personnel to carry out paying-off on the spot. The traditional construction paying-off method cannot monitor the excavation degree in real time, so that excessive site excavation is easily caused, and machine staff are wasted; or the field excavation degree is not enough, the marker is lost in the excavation process, the measurement lofting is repeated, the excavation progress is delayed, and the workload of measuring personnel is increased. Therefore, how to monitor the field excavation degree in real time, the whole process construction of the field excavation can be guided and controlled by measuring lofting once, the field is accurately and effectively excavated, the waste of mechanical personnel is avoided, and the method is particularly important in the early stage work of road and bridge construction.
Disclosure of Invention
In view of the above technical problems, the present invention aims to provide a novel construction paying-off device and a construction method in the excavation process of a road and bridge site, which can safely and quickly complete construction paying-off work under the conditions of complex and variable terrains such as mountains and hills, accurately mark the side line position of a structure, and accurately guide the construction of mechanical personnel in real time.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a novel construction pay-off in road and bridge site excavation process which characterized in that: the water level gauge comprises two sets of supports, wherein each support comprises a triangular support, a telescopic rod and a water level, the lower end of each telescopic rod is fixedly arranged on the triangular support, and the water level is fixedly arranged in the middle of the telescopic rod; one or more laser lamps are installed at the upper end of the telescopic rod of one support, and a white plastic disc is installed at the upper end of the telescopic rod of the other support.
The laser lamp is installed on the telescopic link through screwing up formula buckle, and the laser lamp can be around telescopic link circumference rotation through screwing up formula buckle.
The white plastic disc is installed on the telescopic rod through the screwing type buckle, and the white plastic disc can rotate circumferentially around the telescopic rod through the screwing type buckle.
The laser lamps are arranged at the upper end of the telescopic rod.
The triangular support is a tripod with adjustable height.
The construction method of the novel construction pay-off device in the road and bridge site excavation process is characterized by comprising the following steps of:
A. measuring lofting to determine coordinates of each corner point of the field, positioning and marking, and determining the positions of the laser lamp and the white plastic disc at each corner point;
B. a triangular support is arranged at each angular point position, after the center of the triangular support is aligned with the angular point, a telescopic rod is arranged on the triangular support, a level is arranged on the telescopic rod, and the telescopic rod is adjusted according to the level; finally, the upper end of each telescopic rod is provided with a corresponding laser lamp or a white plastic disc;
C. adjusting the telescopic rod according to the sideline and the elevation of the structure to enable the central elevation of the laser lamp and the white plastic disc to reach a preset elevation;
D. turning on the laser lamp, rotating the laser lamp according to the side line direction of the structure to enable the laser ray direction to be consistent with the side line direction of the structure, and fixing the laser lamp;
E. adjusting the direction of the white plastic disc to face the direction of the laser beam and fix the white plastic disc;
F. turning on a laser lamp in the field excavation process, and indicating a mechanical and manual field excavation according to laser light until a projection point of the laser light appears at the center of the white plastic disc, which represents that the field excavation is in place in the sideline direction;
G. and F, repeating the step F until the field excavation is completed, keeping the angular point position, and withdrawing the novel construction pay-off device in the road and bridge field excavation process.
And E, if the white plastic disc receives laser rays from multiple directions, adjusting the direction of the white plastic disc to ensure that all the laser rays are converged at the central point of the white plastic disc, and fixing the white plastic disc.
The invention has the beneficial effects that: the construction method overcomes the defects that the traditional manual real object paying-off needs to be repeatedly measured and the construction of mechanical personnel cannot be accurately guided in real time in the field excavation process, can safely and quickly complete construction paying-off work under the conditions of complex and changeable terrains such as mountains and hills, accurately marks the side line position of a structure and accurately guides the construction of the mechanical personnel in real time. The problem of construction unwrapping wire difficulty in complicated and changeable terrain areas is effectively solved, construction can be guided in real time, excessive excavation of the site is avoided, and mechanical and manual resources are saved. In addition, the device has the advantages of simple structure (convenient carrying, instant use, instant removal and walking, environmental protection and high efficiency), convenient operation, low cost, safety and environmental protection, and strong practicability and wide popularization. (1) This device changes to laser light and marks sideline, position, elevation, not only can avoid marking the excavation error that leads to by the disturbance of place excavation construction because of the material object, can avoid moreover losing the excavation in-process that leads to because of the marker and measuring the lofting repeatedly, has improved the accuracy nature of place excavation greatly, has practiced thrift survey crew time. (2) The tripod can be erected at the periphery of the foundation pit by setting the distance to the field design corner points, the side lines are projected in the air by laser, and the elevation is marked by matching with the tower ruler, so that the situation that the side lines are placed on the spot when people go to complex terrains is avoided, and the safety and the convenience of measurement and line laying are improved. (3) Because laser ray shows sideline position in real time, the machine driver can receive the warning constantly, has avoided the excessive excavation of machinery to reduce unnecessary machinery machine team, saved the expense of place excavation.
Drawings
FIG. 1 is a schematic diagram of a novel construction paying-off device in the road and bridge field excavation process.
FIG. 2 is a schematic plan view of the novel construction line laying device in use during excavation of a road and bridge site.
Fig. 3 is a schematic view of an application elevation of a novel construction pay-off device in the excavation process of a road and bridge site in the mountainous and hilly area.
Description of the drawings: 1-a level; 2-screwing type fasteners; 3-a laser lamp; 4, a telescopic rod; 5-a white plastic disc; 6-a triangular bracket; 7-laser light.
Detailed Description
For a better understanding of the present invention, the technical solutions of the present invention are further described below with reference to the following examples and accompanying drawings (as shown in fig. 1-3).
Example one
A novel construction pay-off device in the road and bridge site excavation process comprises two sets of supports, wherein each support comprises a triangular support 6, a telescopic rod 4 and a water level 1 (the water level 1 is preferably a portable water level), the lower end of each telescopic rod 4 is fixedly arranged on the triangular support 6, and the water level 1 is fixedly arranged in the middle of the telescopic rod 4; one or more laser lamps 3 are installed at the upper end of the telescopic rod 4 of one support, and a white plastic disc 5 is installed at the upper end of the telescopic rod 4 of the other support.
The laser lamps 3 installed at the upper end of the telescopic rod 4 are two.
The tripod 6 is a tripod with adjustable height.
The construction method of the novel construction pay-off device in the road and bridge site excavation process comprises the following steps:
A. measuring lofting, determining coordinates of each corner point of a field, positioning and marking, and determining positions of the laser lamp 3 and the white plastic disc 5 at each corner point (the laser lamp 3 and the white plastic disc 5 are arranged in a crossed manner);
B. a triangular support 6 is arranged at each angular point position, after the center of the triangular support 6 is aligned with the angular point, a telescopic rod 4 is arranged on the triangular support 6, a level 1 is arranged on the telescopic rod 4, and the telescopic rod 4 is adjusted according to the level 1; finally, the upper end of each telescopic rod 4 is provided with a corresponding laser lamp 3 or a white plastic disc 5;
C. adjusting the telescopic rod 4 according to the side line and the elevation of the structure to enable the central elevation of the laser lamp 3 and the white plastic disc 5 to reach a preset elevation (and recheck the level);
D. turning on the laser lamp 3, rotating the laser lamp 3 (in the horizontal direction) according to the side line direction of the structure to enable the direction of the laser light 7 to be consistent with the side line direction of the structure, and fixing the laser lamp 3 (after rechecking the direction);
E. adjusting the direction of the white plastic disc 5 to face the direction of the laser light 7 and fixing;
F. turning on a laser lamp 3 in the field excavation process, and indicating a machine to perform field excavation manually according to laser light 7 until a projection point of the laser light 7 appears at the center of the white plastic disc 5, which represents that the field excavation is in place in the sideline direction;
G. and F, repeating the step F until the site excavation is completed (representing that the site is accurately excavated in place when all the laser light rays 7 can be projected to the center of the corresponding white plastic disc 5), keeping the corner position, and withdrawing the novel construction pay-off device (performing the next process) in the road and bridge site excavation process.
In the step E, if the white plastic disc 5 receives the laser light rays 7 from multiple directions, the direction of the white plastic disc 5 is adjusted, so that all the laser light rays 7 are converged at the central point of the white plastic disc 5, and then the white plastic disc 5 can be fixed.
If the problem that the position of the laser ray 7 in the air is not clear due to strong sunlight exists, the field constructors can wear sunglasses, and the laser ray 7 can be more clearly displayed in the eyes of the constructors.
Example two
With reference to the first embodiment and fig. 3, for example, when the design is to be excavated to the elevation of the laser light 7 shown in fig. 3, and the design corner is located at the rightmost white plastic disc 5, two hills are excavated. A white plastic disc 5 can be arranged to dig the first hillside in place; and excavating a second hillside until the laser light 7 is projected on the rightmost white plastic disc 5 to represent the elevation of the field and is excavated in place. Because can real-time supervision place excavation degree, can effectively guide the construction, avoid excavating excessively or excavation inadequately to measure repeatedly.
The above description is only an application example of the present invention, and certainly, the present invention should not be limited by this application, and therefore, the present invention is still within the protection scope of the present invention by equivalent changes made in the claims of the present invention.
Claims (2)
1. A construction method of a novel construction pay-off device in the road and bridge site excavation process is characterized in that: the novel construction pay-off device comprises two sets of supports, wherein each support comprises a triangular support (6), a telescopic rod (4) and a level (1), the lower end of each telescopic rod (4) is fixedly arranged on the triangular support (6), and the level (1) is fixedly arranged in the middle of each telescopic rod (4); one or more laser lamps (3) are mounted at the upper end of the telescopic rod (4) of one support, and a white plastic disc (5) is mounted at the upper end of the telescopic rod (4) of the other support;
the construction method comprises the following steps:
A. measuring lofting, determining coordinates of each corner point of the field, positioning and marking, and determining the positions of the laser lamp (3) and the white plastic disc (5) at each corner point;
B. a triangular support (6) is arranged at each angular point position, after the center of the triangular support (6) is aligned with the angular point, a telescopic rod (4) is arranged on the triangular support (6), a level (1) is arranged on the telescopic rod (4), and the telescopic rod (4) is adjusted according to the level (1); finally, the upper end of each telescopic rod (4) is provided with a corresponding laser lamp (3) or a white plastic disc (5);
C. adjusting the telescopic rod (4) according to the side line and the elevation of the structure to enable the central elevations of the laser lamp (3) and the white plastic disc (5) to reach a preset elevation;
D. turning on the laser lamp (3), rotating the laser lamp (3) according to the side line direction of the structure to enable the direction of the laser ray (7) to be consistent with the side line direction of the structure, and fixing the laser lamp (3);
E. adjusting the direction of the white plastic disc (5) to face the direction of the laser ray (7) and fixing;
F. turning on a laser lamp (3) in the field excavation process, and indicating a machine to perform field excavation manually according to laser rays (7) until a projection point of the laser rays (7) appears at the center of the white plastic disc (5), which represents that the field excavation is in place in the sideline direction;
G. and F, repeating the step F until the field excavation is completed, keeping the angular point position, and withdrawing the novel construction pay-off device in the road and bridge field excavation process.
2. The construction method of the novel construction paying-off device in the road and bridge field excavation process according to claim 1, characterized in that: and E, if the white plastic disc (5) receives the laser rays (7) from multiple directions, adjusting the direction of the white plastic disc (5) to ensure that all the laser rays (7) are converged at the central point of the white plastic disc (5) to fix the white plastic disc (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711046933.4A CN107830848B (en) | 2017-10-31 | 2017-10-31 | Novel construction paying-off device and construction method in road and bridge site excavation process |
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| CN201711046933.4A CN107830848B (en) | 2017-10-31 | 2017-10-31 | Novel construction paying-off device and construction method in road and bridge site excavation process |
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| CN107830848A CN107830848A (en) | 2018-03-23 |
| CN107830848B true CN107830848B (en) | 2020-08-14 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108775895B (en) * | 2018-07-30 | 2023-03-28 | 中国地质大学（武汉） | Intelligent locator for tunnel linear excavation and using method thereof |
| CN112157294B (en) * | 2020-08-13 | 2023-08-01 | 北京机械设备研究所 | Device and method for punching mounting holes in equipment cabin |
| CN113107023A (en) * | 2021-03-22 | 2021-07-13 | 中国五冶集团有限公司 | Earth excavation pay-off |
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| CN103471573A (en) * | 2013-10-06 | 2013-12-25 | 中国二十二冶集团有限公司 | Leveling reflector device and horizontal line quick releasing method thereof |
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| CN206248090U (en) * | 2016-12-15 | 2017-06-13 | 毕祥光 | A kind of road and bridge construction measurement apparatus |
| CN206583454U (en) * | 2017-03-31 | 2017-10-24 | 山西省第三建筑工程公司 | A kind of groove earth excavation measure and control device |
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Patent Citations (6)
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| JP2001255146A (en) * | 2000-03-08 | 2001-09-21 | Topcon Corp | Control system for construction machine by laser reference face |
| US20150331159A1 (en) * | 2008-11-17 | 2015-11-19 | Faro Technologies, Inc. | Markings on glass cube-corner retroreflector and method of measuring retroreflector orientation |
| CN103471573A (en) * | 2013-10-06 | 2013-12-25 | 中国二十二冶集团有限公司 | Leveling reflector device and horizontal line quick releasing method thereof |
| CN205655835U (en) * | 2016-05-12 | 2016-10-19 | 河南理工大学 | Automatic centering and measuring total powerstation |
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