CN102914297B - Plumb line horizontal displacement monitoring method and system - Google Patents
Plumb line horizontal displacement monitoring method and system Download PDFInfo
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- CN102914297B CN102914297B CN201210399214.1A CN201210399214A CN102914297B CN 102914297 B CN102914297 B CN 102914297B CN 201210399214 A CN201210399214 A CN 201210399214A CN 102914297 B CN102914297 B CN 102914297B
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Abstract
The invention provides a plumb line horizontal displacement monitoring method and system. The plumb line horizontal displacement monitoring system comprises a point measuring device, a plumb line and a heavy punch damping device and is characterized by also comprising a reading device, a plumb line protecting pipe consisting of a plurality of sections of protecting pipes, and at least one newly added reading device. By method and the system, the monitoring cost can be effectively lowered, the workload of system installation is reduced, and excessive spaces on a building to be monitored cannot be occupied.
Description
Technical field
The present invention relates to the structure monitoring technical field in civil engineering work, particularly relate to a kind of plumb line horizontal displacement monitoring method and system.
Background technology
At present, in order to monitor large-scale structures (such as, nuclear plant safety shell structure etc.) the change of horizontal shift, general is all arrange a plumb line horizontal displacement test macro on large-scale structures to be monitored, is then monitored large-scale structures by described plumb line horizontal displacement test macro.The plumb line horizontal displacement test macro be applied in prior art on large-scale structures is spot measurement.
Fig. 1 is the structural representation of plumb line horizontal displacement monitoring system of the prior art.As shown in Figure 1, plumb line horizontal displacement monitoring system of the prior art mainly comprises: point equipment 11, pedal line protection tube 12, pedal line 13, reading device 14, weight damping unit 15.
Wherein, described point equipment 11 is arranged on the measurement point 10 of structures to be monitored, and described point equipment 11 comprises the upper end support 111 below the measurement point 10 being arranged on structures to be monitored and is surrounded on the guard box 112 of described measurement point 10 and upper end support 111;
Described pedal line protection tube 12 is tubular structure, and its upper end is stretched in described guard box 112 and is connected with the bottom of described upper end support 111, and its lower end is in free state;
One end of described pedal line 13 is connected with described measurement point 10, its other end is by after the upper end support 111 in described point equipment 11 and described pedal line protection tube 12, be connected with the weight 151 in described weight damping unit 15, thus make described pedal line 13 remain vertical with ground, and do not come in contact with described pedal line protection tube 12; Therefore, described pedal line protection tube 12 can to the protection of described pedal line 13, and avoid described pedal line 13 to be subject to the interference of the external world and air flowing as far as possible;
Described reading device 14 comprises: the reading dial 141 being arranged at the reading dial support 142 on the sole plate 16 of structures to be monitored and being arranged on described reading dial support 142; Described reading device 14 is positioned under described pedal line protection tube 12, and described reading dial support 142 and described reading dial 141 are provided with the through hole passed through for described pedal line 13;
Described weight damping unit 15 is arranged on the ground below described reading device 14.Preferably, described weight damping unit 15 comprises: the damping bucket 152 being equipped with resisting medium (such as, damping fluid) and the weight 151 be arranged in described resisting medium.
When using above-mentioned plumb line horizontal displacement monitoring system to monitor structures to be monitored, because the reading dial support 142 in reading device is arranged on the sole plate 16 of described structures to be monitored, therefore reading device can be considered as fixed point.And point equipment is arranged on the measurement point of structures to be monitored, and one end of pedal line is connected with measurement point, therefore, when the measurement point occurred level displacement of structures to be monitored, the displacement of the horizontal shift of this measurement point will be recorded by reading device, thus can monitor the change of the horizontal shift of large-scale structures.
But, in plumb line horizontal displacement monitoring system in the prior art, because the plumb line horizontal displacement number reading method used in reading device is polar coordinates reading dial method and optical microscopy, these two kinds of methods all need to depend on the artificial pedal line that aims at and carry out system fading margin, if the center section of pedal line protection tube is blocked and causes pedal line protection tube to seal, pedal line will be made to be subject to the interference of the external world and air flowing, cause the deviation of reading, so the reading device in plumb line horizontal displacement monitoring system of the prior art is all the below that can only be arranged on pedal line protection tube, cause only arranging a reading device in a plumb line horizontal displacement monitoring system, therefore a plumb line horizontal displacement monitoring system only can be monitored a measurement point, and can not monitor multiple measurement point simultaneously.
In practical application scene, usually the horizontal displacement of the multiple different levels to structures to be monitored is needed to monitor, now, often need on structures to be monitored, arrange multiple plumb line horizontal displacement monitoring system, Fig. 2 is for monitoring the schematic diagram of the monitoring system of the horizontal shift of the multiple measurement points on structures to be monitored in prior art.Within the system, structures to be monitored are provided with multiple plumb line horizontal displacement monitoring system of the prior art.
It can thus be appreciated that, a plumb line horizontal displacement monitoring system of the prior art only can be monitored a measurement point, if need to monitor multiple measurement point simultaneously, then need to arrange multiple plumb line horizontal displacement monitoring system, thus make monitoring cost higher.
Summary of the invention
In view of this, the invention provides a kind of plumb line horizontal displacement monitoring method and system, thus effectively can reduce monitoring cost.
Technical scheme of the present invention is specifically achieved in that
A kind of plumb line horizontal displacement monitoring system, comprising: point equipment, pedal line, weight damping unit, this system also comprises: reading device, the pedal line protection tube be made up of multi-stage protective pipe and at least one newly-increased reading device; Wherein,
Described point equipment is arranged on the measurement point of structures to be monitored, and described point equipment comprises the upper end support be arranged on below described measurement point and the guard box being surrounded on described measurement point and upper end support;
Each segment protect pipe in described pedal line protection tube is tubular structure, and the upper end of described pedal line protection tube is stretched in described guard box and is connected with the bottom of described upper end support, and its lower end is in free state;
The upper end of described pedal line is connected with described measurement point, and its lower end, by after the upper end support in described point equipment and described pedal line protection tube, is connected with the weight in described weight damping unit;
Described reading device is arranged on the sole plate of structures to be monitored; Described reading device comprises: the readout instrument being arranged at the readout instrument support on the sole plate of structures to be monitored and being arranged on described readout instrument support, and described readout instrument support and described readout instrument are provided with the through hole passed through for described pedal line;
Described weight damping unit is arranged on the ground below described reading device;
Described newly-increased reading device, is arranged on the newly-increased measurement point of structures to be monitored, and its upper and lower two ends are connected with one end of two segment protect pipes adjacent in described pedal line protection tube respectively.
Described newly-increased reading device comprises:
Be arranged on the readout instrument support on the newly-increased measurement point of structures to be monitored;
Be arranged on the readout instrument on described readout instrument support;
Be arranged on the upper cone at the top of described readout instrument; With
Be arranged on the lower cone of the bottom of described readout instrument;
Wherein, described upper cone is connected with one end of two segment protect pipes adjacent in described pedal line protection tube respectively with one end of lower cone.
The diameter of described upper cone and lower cone is all less than the diameter of described pedal line protection tube.
One end of described upper cone and lower cone is stretched in two sections of adjacent protection tubes respectively, and is connected and seals with two segment protect pipes by sealing joint strip respectively.
Described readout instrument support, readout instrument, upper cone, lower cone are provided with the slit that can pass for described pedal line.
Described reading device and newly-increased reading device are CCD laser automatic reading instrument.
Described weight damping unit comprises:
The damping bucket being equipped with resisting medium and the weight be arranged in described resisting medium.
Described system also comprises:
Be arranged on structures to be monitored, for fixing the fixed support of described pedal line protection tube.
Each segment protect pipe of described pedal line protection tube is made by coating steel pipe.
Present invention also offers a kind of plumb line horizontal displacement monitoring method, the method comprises:
The pedal line protection tube be made up of multi-stage protective pipe is set in plumb line horizontal displacement monitoring system, and a newly-increased reading device is set between every two sections of adjacent protection tubes, correspond respectively to a newly-increased measurement point on structures to be monitored;
According to the reading of the first reading device be arranged in plumb line horizontal displacement monitoring system on the sole plate of structures to be monitored, the horizontal shift of monitoring the first measurement point topmost;
According to each newly-increased reading of reading device and reading of described first reading device of being arranged on each newly-increased measurement point, monitor the horizontal shift of each newly-increased measurement point.
As seen from the above technical solution, the above-mentioned plumb line horizontal displacement monitoring method provided in the application of the invention and system, multiple newly-increased reading device can be set at different level place on same pedal line, the real displacement amount of each newly-increased measurement point is monitored with corresponding multiple newly-increased measurement point respectively, therefore an above-mentioned plumb line horizontal displacement monitoring system only need be installed can monitor the multiple measurement points on structures to be monitored simultaneously simultaneously, thus effectively can reduce monitoring cost.In addition, owing to no longer needing to install multiple plumb line horizontal displacement monitoring system, greatly reduce the set amount of pedal line, the workload that the system that therefore also can greatly reduce staff is installed, but also can avoid taking space too many on structures to be monitored.
Accompanying drawing explanation
Fig. 1 is the structural representation of plumb line horizontal displacement monitoring system of the prior art.
Fig. 2 is for monitoring the schematic diagram of the monitoring system of the horizontal shift of the multiple measurement points on structures to be monitored in prior art.
Fig. 3 is the structural representation of the plumb line horizontal displacement monitoring system in the embodiment of the present invention.
Fig. 4 is the scheme of installation of reading device newly-increased in the embodiment of the present invention.
Fig. 5 is the vertical view of reading device newly-increased in the embodiment of the present invention.
Fig. 6 is the plan view of reading device newly-increased in the embodiment of the present invention.
Fig. 7 is the schematic flow sheet of the plumb line horizontal displacement monitoring method in the embodiment of the present invention.
Embodiment
For making technical scheme of the present invention and advantage clearly understand, below in conjunction with drawings and the specific embodiments, the present invention is further detailed explanation.
Fig. 3 is the structural representation of the plumb line horizontal displacement monitoring system in the embodiment of the present invention.As shown in Figure 3, the plumb line horizontal displacement monitoring system in the embodiment of the present invention comprises: point equipment 11, pedal line 13, reading device 33, weight damping unit 15, the pedal line protection tube 32 be made up of multi-stage protective pipe and at least one newly-increased reading device 31.
Wherein, described point equipment 11 is arranged on the measurement point 10 of structures to be monitored, and described point equipment 11 comprises the upper end support 111 be arranged on below described measurement point 10 and the guard box 112 being surrounded on described measurement point 10 and upper end support 111;
Each segment protect pipe in described pedal line protection tube 32 is tubular structure, and the upper end of described pedal line protection tube 32 is stretched in described guard box 112 and is connected with the bottom of described upper end support 111, and its lower end is in free state;
The upper end of described pedal line 13 is connected with described measurement point 10, its lower end is by after the upper end support 111 in described point equipment 11 and described pedal line protection tube 32, be connected with the weight 151 in described weight damping unit 15, thus make the lower end of described pedal line 13 remain vertical with ground, and do not come in contact with described pedal line protection tube 32; Therefore, described pedal line protection tube 32 can to the protection of described pedal line 13, and avoid described pedal line 13 to be subject to the interference of the external world and air flowing as far as possible;
Described reading device 33 comprises: the readout instrument 331 being arranged at the readout instrument support 332 on the sole plate 16 of structures to be monitored and being arranged on described readout instrument support 332; Described reading device 33 is arranged on the sole plate of structures to be monitored, is positioned under described pedal line protection tube 32, and described readout instrument support 332 and described readout instrument 331 are provided with the through hole passed through for described pedal line 13;
Described weight damping unit 15 is arranged on the ground below described reading device 33; Preferably, described weight damping unit 15 comprises: the damping bucket 152 being equipped with resisting medium (such as, damping fluid) and the weight 151 be arranged in described resisting medium;
Described newly-increased reading device 31, is arranged on the newly-increased measurement point 30 of structures to be monitored, and its upper and lower two ends are connected with one end of two segment protect pipes adjacent in described pedal line protection tube 32 respectively.
Preferably, in a particular embodiment of the present invention, described reading device 33 and newly-increased reading device 31 all can adopt CCD laser automatic reading instrument, and no longer adopt polar coordinates reading dial and optical microscope, thus can automatically monitor measurement point 10 and each newly-increased measurement point 30.
Fig. 4 is the scheme of installation of reading device newly-increased in the embodiment of the present invention.Fig. 5 is the vertical view of reading device newly-increased in the embodiment of the present invention.Fig. 6 is the plan view of reading device newly-increased in the embodiment of the present invention.
As shown in Fig. 4 ~ Fig. 6, in a particular embodiment of the present invention, first pedal line protection tube 12 of the prior art can be cut into multistage, then the multi-stage protective pipe be cut into is formed described pedal line protection tube 32; Then, a newly-increased reading device 31 can be set between every two sections of adjacent protection tubes, correspond respectively to a newly-increased measurement point 30.
Wherein, described newly-increased reading device 31 comprises: be arranged on the readout instrument support 312 on the newly-increased measurement point 30 of structures to be monitored, be arranged on readout instrument 311 on described readout instrument support 312, be arranged on the upper cone 313 on the dome top surface of described readout instrument 311 and be arranged on the lower cone 314 of bottom of described readout instrument 311; Wherein, described upper cone is connected with one end of two segment protect pipes adjacent in described pedal line protection tube respectively with one end of lower cone.
Wherein, the diameter of described upper cone 313 and lower cone 314 is all less than the diameter of described pedal line protection tube 32; its effect protects the described pedal line 13 through described reading device 31, and avoid described pedal line 13 to be subject to the interference of the external world and air flowing as far as possible.Therefore, in a particular embodiment of the present invention, one end of described upper cone 313 and lower cone 314 can be stretched into respectively in two sections of adjacent protection tubes, and be connected and seal with two segment protect pipes by sealing joint strip 315 respectively.
In the preferred embodiment, described readout instrument support 312, readout instrument 311, upper cone 313, lower cone 314 all can be provided with the slit 316 that can pass for described pedal line 13, thus described pedal line 13 can be entered in the measurement zone 310 of described readout instrument 311, so that described readout instrument 311 carries out the monitoring of horizontal shift by described slit 316.
In addition, in the preferred embodiment, also comprise in above-mentioned plumb line horizontal displacement monitoring system: be arranged on structures to be monitored, for fixing the fixed support 17 of described pedal line protection tube 32.
Preferably, in a particular embodiment of the present invention, each segment protect Guan Junke of described pedal line protection tube 32 is made up of coating steel pipe;
According to above-mentioned described content, in plumb line horizontal displacement monitoring system of the present invention, except have be arranged at structures to be monitored sole plate 16 on reading device 33 except, also be provided with one or more newly-increased reading device 31, and described newly-increased reading device 31 is arranged on the newly-increased measurement point 30 of structures to be monitored, instead of be arranged on the sole plate 16 of structures to be monitored.That is, in the inventive solutions, according to the needs of embody rule situation, multiple reading device can be set in same plumb line horizontal displacement monitoring system.Therefore, except the reading device 33 being arranged on lowermost as fixed point, each be provided with newly-increased reading device 31 newly-increased measurement point 30 and be positioned at plumb line horizontal displacement monitoring system measurement point 10 topmost, all can be used as the measurement point of the horizontal shift change of structures to be monitored.
Such as, in the plumb line horizontal displacement monitoring system shown in Fig. 3, be provided with 3 reading devices, comprise: 1 is arranged at reading device 33 on the sole plate 16 of structures to be monitored and 2 newly-increased reading devices 31 be separately positioned on the newly-increased measurement point 30 of structures to be monitored.Wherein, readout instrument support 312 in reading device 33 is newly-increased measurement point 30 with the contact point of structures to be monitored, in other words, readout instrument support 312 in reading device 33 is set directly on the newly-increased measurement point 30 of structures to be monitored, described readout instrument 311 is then fixed on described readout instrument support 312, relative displacement can not occur between the two.
Wherein, the reading device 33 shown in Fig. 3 is arranged on the sole plate 16 of structures to be monitored, and described sole plate 16 all the time can not occurred level displacement, therefore can be considered as fixed point or reference point; When measurement point 10 occurred level displacement on the structures to be monitored that reading device 33 is monitored, also will there is corresponding horizontal shift in the pedal line 13 directly connected to described measurement point 10 thereupon, now, the knots modification of the horizontal shift of described pedal line 13 can be recorded by described reading device 33, thus the knots modification of the horizontal shift that measurement point 10 occurs can be known.
And each the newly-increased reading device 31 shown in Fig. 3 is all directly connected with structures to be monitored, and move with each newly-increased measurement point 30 of structures to be monitored, therefore can't there is relative displacement between each newly-increased reading device 31 and corresponding newly-increased measurement point 30.When each newly-increased measurement point 30 occurred level displacement on the structures to be monitored that each newly-increased reading device 31 is monitored, each newly-increased numerical value measured by reading device 31 is the relative displacement between the newly-increased measurement point 30 of its correspondence and measurement point 10.So the difference of the newly-increased numerical value measured by reading device 31 and the numerical value measured by reading device 33, is the horizontal shift of this newly-increased newly-increased measurement point 30 corresponding to reading device 31.
As from the foregoing, the above-mentioned plumb line horizontal displacement monitoring system provided in the application of the invention, situation about allowing in space, multiple newly-increased reading device 31 can be set at different level place on same pedal line, the real displacement amount of each newly-increased measurement point 30 is monitored with corresponding multiple newly-increased measurement point 30 respectively, thus an above-mentioned plumb line horizontal displacement monitoring system only need be installed can monitor the multiple measurement points on structures to be monitored simultaneously simultaneously, thus effectively can reduce monitoring cost.In addition, owing to no longer needing to install multiple plumb line horizontal displacement monitoring system, greatly reduce the set amount of pedal line, the workload that the system that therefore also can greatly reduce staff is installed, but also can avoid taking space too many on structures to be monitored.
According to above-mentioned plumb line horizontal displacement monitoring system provided by the invention, present invention also offers corresponding plumb line horizontal displacement monitoring method.
Fig. 7 is the schematic flow sheet of the plumb line horizontal displacement monitoring method in the embodiment of the present invention.As shown in Figure 7, the plumb line horizontal displacement monitoring method in the embodiment of the present invention comprises step as described below:
Step 701, arranges the pedal line protection tube be made up of multi-stage protective pipe in plumb line horizontal displacement monitoring system, and between every two sections of adjacent protection tubes, arrange a newly-increased reading device, corresponds respectively to a newly-increased measurement point on structures to be monitored.
In plumb line horizontal displacement monitoring system in the prior art; in order to avoid pedal line is subject to the interference of the external world and air flowing; described pedal line protection tube is closed one-piece constructions as parts; therefore reading device can only be arranged on the below of pedal line protection tube, and can not be arranged on pedal line protection tube.And in the inventive solutions; in order to monitor the newly-increased measurement point on structures to be monitored; pedal line protection tube of the prior art can be cut into multistage; the multi-stage protective pipe composition pedal line protection tube that will be cut into again, then arranges a newly-increased reading device between every two sections of adjacent protection tubes.Wherein, each newly-increased reading device is all arranged on corresponding newly-increased measurement point, for monitoring the horizontal shift of this newly-increased measurement point.
Step 702, according to the reading of the first reading device be arranged in plumb line horizontal displacement monitoring system on the sole plate of structures to be monitored, the horizontal shift of monitoring the first measurement point topmost.
Due in plumb line horizontal displacement monitoring system, the first reading device be arranged on the sole plate of structures to be monitored is the horizontal shift of the first measurement point for monitoring the top in plumb line horizontal displacement monitoring system, therefore, according to the reading of described first reading device, the horizontal shift of described first measurement point can be monitored.
Step 703, according to each newly-increased reading of reading device and reading of described first reading device of being arranged on each newly-increased measurement point, monitors the horizontal shift of each newly-increased measurement point.
In plumb line horizontal displacement monitoring system, each the newly-increased reading device being arranged at structures to be monitored is the horizontal shift for monitoring each newly-increased measurement point in plumb line horizontal displacement monitoring system.Reading due to described first reading device is the knots modification of the horizontal shift of described first measurement point, and the reading of each newly-increased reading device is the relative displacement between the newly-increased measurement point of its correspondence and the first measurement point, so, the newly-increased reading of reading device and the difference of the reading of the first reading device, be the horizontal shift of this newly-increased newly-increased measurement point corresponding to reading device.Therefore, in this step, the reading of reading device newly-increased according to each and the reading of described first reading device, can monitor the horizontal shift of each newly-increased measurement point.
In sum, in the inventive solutions, because the different level place on the same pedal line in plumb line horizontal displacement monitoring system can arrange multiple newly-increased reading device, the real displacement amount of each newly-increased measurement point is monitored with corresponding multiple newly-increased measurement point respectively, thus a plumb line horizontal displacement monitoring system provided by the present invention only need be installed can monitor the multiple measurement points on structures to be monitored simultaneously simultaneously, thus effectively can reduce monitoring cost.In addition, owing to no longer needing to install multiple plumb line horizontal displacement monitoring system, greatly reduce the set amount of pedal line, the workload that the system that therefore also can greatly reduce staff is installed, but also can avoid taking space too many on structures to be monitored.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (10)
1. a plumb line horizontal displacement monitoring system, comprising: point equipment, pedal line, weight damping unit, is characterized in that, this system also comprises: reading device, the pedal line protection tube be made up of multi-stage protective pipe and at least one newly-increased reading device; Wherein,
Described point equipment is arranged on the measurement point of structures to be monitored, and described point equipment comprises the upper end support be arranged on below described measurement point and the guard box being surrounded on described measurement point and upper end support;
Each segment protect pipe in described pedal line protection tube is tubular structure, and the upper end of described pedal line protection tube is stretched in described guard box and is connected with the bottom of described upper end support, and its lower end is in free state;
The upper end of described pedal line is connected with described measurement point, and its lower end, by after the upper end support in described point equipment and described pedal line protection tube, is connected with the weight in described weight damping unit;
Described reading device is arranged on the sole plate of structures to be monitored; Described reading device comprises: the readout instrument being arranged at the readout instrument support on the sole plate of structures to be monitored and being arranged on described readout instrument support, and described readout instrument support and described readout instrument are provided with the through hole passed through for described pedal line;
Described weight damping unit is arranged on the ground below described reading device;
Described newly-increased reading device, is arranged on the newly-increased measurement point of structures to be monitored, and its upper and lower two ends are connected by sealing joint strip with one end of two segment protect pipes adjacent in described pedal line protection tube respectively and seal.
2. system according to claim 1, is characterized in that, described newly-increased reading device comprises:
Be arranged on the readout instrument support on the newly-increased measurement point of structures to be monitored;
Be arranged on the readout instrument on described readout instrument support;
Be arranged on the upper cone at the top of described readout instrument; With
Be arranged on the lower cone of the bottom of described readout instrument;
Wherein, described upper cone is connected with one end of two segment protect pipes adjacent in described pedal line protection tube respectively with one end of lower cone.
3. system according to claim 2, is characterized in that:
The diameter of described upper cone and lower cone is all less than the diameter of described pedal line protection tube.
4. system according to claim 3, is characterized in that:
One end of described upper cone and lower cone is stretched in two sections of adjacent protection tubes respectively, and is connected and seals with two segment protect pipes by sealing joint strip respectively.
5. system according to claim 2, is characterized in that:
The readout instrument support of described newly-increased reading device, readout instrument, upper cone, lower cone are provided with the slit that can pass for described pedal line.
6., according to described system arbitrary in claim 1 to 5, it is characterized in that:
Described reading device and newly-increased reading device are CCD laser automatic reading instrument.
7. system according to claim 1, is characterized in that, described weight damping unit comprises:
The damping bucket being equipped with resisting medium and the weight be arranged in described resisting medium.
8. system according to claim 1, is characterized in that, described system also comprises:
Be arranged on structures to be monitored, for fixing the fixed support of described pedal line protection tube.
9. system according to claim 1, is characterized in that,
Each segment protect pipe of described pedal line protection tube is made by coating steel pipe.
10. use a plumb line horizontal displacement monitoring method for plumb line horizontal displacement monitoring system as claimed in claim 1, it is characterized in that, the method comprises:
The pedal line protection tube be made up of multi-stage protective pipe is set in plumb line horizontal displacement monitoring system, and a newly-increased reading device is set between every two sections of adjacent protection tubes, correspond respectively to a newly-increased measurement point on structures to be monitored;
According to the reading being arranged at the reading device on the sole plate of structures to be monitored in plumb line horizontal displacement monitoring system, the horizontal shift of monitoring the first measurement point topmost;
According to the reading of each the newly-increased reading device be arranged on each newly-increased measurement point and described in be arranged at the reading of the reading device on the sole plate of structures to be monitored, monitor the horizontal shift of each newly-increased measurement point.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210399214.1A CN102914297B (en) | 2012-10-19 | 2012-10-19 | Plumb line horizontal displacement monitoring method and system |
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| CN102914297B true CN102914297B (en) | 2015-07-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105444784B (en) * | 2015-12-24 | 2018-05-18 | 中冶建筑研究总院有限公司 | A kind of field calibration device of plumb line displacing system |
| CN105466394A (en) * | 2016-01-05 | 2016-04-06 | 上海筑邦测控科技有限公司 | Tilt angle sensor based on drop-hammer position video identification technology |
| CN106767904B (en) * | 2016-11-28 | 2023-09-08 | 中冶建筑研究总院有限公司 | Calibrating device of vertical plumb line measurement system |
| CN109946726A (en) * | 2019-02-25 | 2019-06-28 | 昆明理工大学 | A kind of local due south azimuthal measurement apparatus based on photovoltaic power supply |
| CN110440772B (en) * | 2019-09-20 | 2024-03-29 | 中冶建筑研究总院有限公司 | Plumb line multipoint three-dimensional deflection test system and test data processing method thereof |
| CN112697045A (en) * | 2020-11-27 | 2021-04-23 | 中广核工程有限公司 | Containment three-dimensional displacement measuring device |
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| CN202352355U (en) * | 2011-12-01 | 2012-07-25 | 中国核工业华兴建设有限公司 | Protection device of plumb line monitoring system for nuclear island containment deformation |
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| US7243526B2 (en) * | 2005-02-16 | 2007-07-17 | United States Golf Association | Device and method for measuring the impact properties of a sport field surface |
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| US5077906A (en) * | 1991-04-19 | 1992-01-07 | Zaenkert Robert C | Surveying rod leveling device |
| CN2335122Y (en) * | 1998-09-10 | 1999-08-25 | 冶金工业部建筑研究总院 | Structure horizontal displacement measurer |
| CN202352355U (en) * | 2011-12-01 | 2012-07-25 | 中国核工业华兴建设有限公司 | Protection device of plumb line monitoring system for nuclear island containment deformation |
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