CN208476241U - Settlement monitoring device based on GPS positioning - Google Patents

Settlement monitoring device based on GPS positioning Download PDF

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Publication number
CN208476241U
CN208476241U CN201821202356.3U CN201821202356U CN208476241U CN 208476241 U CN208476241 U CN 208476241U CN 201821202356 U CN201821202356 U CN 201821202356U CN 208476241 U CN208476241 U CN 208476241U
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hydrostatic level
level
hydrostatic
monitoring
measurement
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董小鹏
林龙镔
叶秀斌
陈志为
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Xiamen University Tan Kah Kee College
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Xiamen University Tan Kah Kee College
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Abstract

The utility model proposes a kind of settlement monitoring device based on GPS positioning, which is characterized in that multiple hydrostatic levels being arranged on concrete bed put hydrostatic level on the basis of one of hydrostatic level;The datum mark hydrostatic level side is provided with static GPS survey terminal;All the hydrostatic level is made of logical liquid communicating pipe and venting communication pipe interconnected respectively;All the sensor in the hydrostatic level and the static GPS survey terminal are all connected with host computer.The measurement of higher degree a little is monitored using the utility model, compared with traditional measurement of the level and Trigonometric Leveling, has many advantages, such as that measurement accuracy height, operating efficiency are high, it can be achieved that automation real-time monitoring;Compared with simple GPS measurement method, the utility model uses only a terminal, that is, realizes the function of the multiple spot measurement of higher degree and monitoring, cost is greatly reduced on equipment investment.

Description

Settlement monitoring device based on GPS positioning
Technical field
The utility model relates to architectural engineerings to monitor field, especially large-scale storage tank, dam, nuclear power station, skyscraper, base Hole, roadbed, bridge, subway engineering vertical displacement monitoring device.
Background technique
Sufficiently to ensure that the quality of engineering and the personal safety of operating personnel, engineering in the construction process refer to important parameter The monitoring that mark carries out real-time is particularly important.With the development of Building technology, automatic monitoring equipment is just gradually applied, Powerful measure as engineering monitoring field.Hydrostatic level is widely used in measurement two o'clock or multi-point relative elevation becomes A kind of close instrument changed, belongs to architectural engineering sedimentation deformation monitoring device, with high accuracy due to having the advantages that, in fields of measurement In have been widely used.Especially play an important role in large-scale precision engineering, large-scale scientific scientific research engineering survey.
There is more apparent short slab in use in hydrostatic level, it can measure more conveniently each monitoring point with Relative settlement between datum mark, but be difficult to obtain the absolute settlement amount of monitoring point.In order to obtain the absolute settlement amount of monitoring point, Datum mark must be then set to the not position by settlement influence, in order to ensure datum mark is not influenced to occur to sink by engineering construction Drop often must increase the difficulty of construction and maintenance far from construction site.
Utility model content
It is high using level accuracy of observation but measurement efficiency is low in traditional measurement of higher degree method, using theodolite Efficiency is high compared with level but low measurement accuracy, the two cannot achieve the function of real-time monitoring based on personal monitoring.Static(al) Level can preferably real-time monitoring monitoring point relative elevation changing value, it is difficult to the absolute elevation for monitoring monitoring point becomes Change value.Against the above deficiency, the utility model proposes the technological means of hydrostatic level combination GPS positioning, can preferably solve Certainly problem above.
The utility model will mainly realize following purpose:
(1) the absolute elevation variation of monitoring point is measured precisely in real time, and acquires and records absolute elevation at any time Between variation numerical value, provide reliable and effective observation data for the analysis by sedimentation of engineering.
(2) early warning value is set to the sedimentation value of monitoring point, when sedimentation reaches early warning value when monitoring point, monitoring system is reported automatically It is alert.
(3) it preferably solves the problem of that hydrostatic level is not easy that datum mark is arranged in the application, solves hydrostatic level Pain spot in engineer application extends the use scope of hydrostatic level.The technical problem to be solved by the present invention is to, The changing value that the absolute elevation of monitoring point can be effectively monitored by the utility model, to the changing value of monitoring point absolute elevation Early warning value is set, the automatic function of monitoring, alarm is realized, guarantees the safety of engineering.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of settlement monitoring device based on GPS positioning characterized by comprising multiple to be arranged on concrete bed Hydrostatic level, put hydrostatic level on the basis of one of hydrostatic level;The datum mark hydrostatic level side is set It is equipped with static GPS survey terminal;All the hydrostatic level is mutually interconnected by logical constitute with venting communication pipe liquid communicating pipe respectively It is logical;All the sensor in the hydrostatic level and the static GPS survey terminal are all connected with host computer.
Preferably, the static GPS survey terminal is arranged by datum mark hydrostatic level by being fixed on to connecting bolt On the mounting rack of side, the static GPS survey terminal connects host computer by solar powered by wireless communication.
Preferably, the host computer is connected with alarm, and the host computer is computer.
Preferably, the static GPS survey terminal may be replaced by Beidou positioning device.
The utility model and its preferred embodiment apparatus structure are simplified, accuracy is high, practical, can preferably be solved quiet Power level is difficult to that the difficulty of datum mark is arranged in use.Conventional hydrostatic level can facilitate in use Ground measures vertical deformation relative quantity of each monitoring point relative to datum mark, but is difficult to measure the absolute settlement amount of monitoring point and height The numerical value such as journey.Using the embodiment of the utility model, the absolute upright deflection of monitoring point, Er Qiefang can not only be readily obtained Just the elevation of monitoring point is obtained.The measurement of higher degree a little is monitored using the utility model, with traditional measurement of the level and triangle Measurement of higher degree method compares, and has many advantages, such as that measurement accuracy height, operating efficiency are high, it can be achieved that automation real-time monitoring;With it is simple GPS measurement method compare, the utility model uses only a terminal, that is, realize the function of the multiple spot measurement of higher degree and monitoring, Cost is greatly reduced on equipment investment.
Detailed description of the invention
With reference to the accompanying drawings and detailed description to the further details of explanation of the utility model:
Fig. 1 is the utility model embodiment hydrostatic level initial level schematic diagram;
Fig. 2 is hydrostatic level liquid level schematic diagram after the utility model embodiment sedimentation and deformation;
Fig. 3 is the utility model embodiment hydrostatic level scheme of installation;
Fig. 4 is the utility model embodiment datum mark mounting rack scheme of installation;
Fig. 5 is the monitoring point mounting rack scheme of installation except the utility model embodiment datum mark;
Fig. 6 is the utility model embodiment overall work schematic illustration;
In figure: 1- hydrostatic level, 11- hydrostatic level initial position, 2- initial liquid level, liquid level after 21- sedimentation and deformation, 3- communicating pipe, 31- venting communication pipe, 32- lead to liquid communicating pipe, 4- concrete bed, 41- datum mark concrete bed, 42- monitoring Point concrete bed, 43- mounting rack, 44-- pre embedded bolt, 5- static GPS survey terminal.
Specific embodiment
For the feature and advantage of this patent can be clearer and more comprehensible, special embodiment below is described in detail below:
As shown in Fig. 3, Fig. 6, the device of the present embodiment includes: multiple hydrostatic levels 1 being arranged on concrete bed, It enables and puts hydrostatic level on the basis of one of hydrostatic level 1, be set on datum mark concrete bed 41, remaining static(al) Level 1 is arranged on monitoring point concrete bed 42;Datum mark hydrostatic level side is provided with static GPS survey terminal 5; Whole hydrostatic levels 1 are made of communicating pipe 3 interconnected respectively, and communicating pipe 3 includes logical liquid communicating pipe 32 and venting communication pipe 31;Sensor and static GPS survey terminal 5 in whole hydrostatic levels 1 are all connected with host computer.
As shown in figure 4, static GPS survey terminal 5 is arranged by datum mark hydrostatic level by being fixed on to connecting bolt On the mounting rack 43 of side, static GPS survey terminal 5 is also mounted on its corresponding mounting rack 43, and mounting rack 43 is by pre-buried Screw rod 44 is fixed on datum mark concrete bed 41.Static GPS survey terminal 5 is by solar powered, by wireless communication Host computer is connected, the elevation result that measurement obtains inputs host computer by transmission of wireless signals mode.
It should be strongly noted that in the present embodiment, static GPS survey terminal 5 also could alternatively be Beidou positioning dress It sets, identical technical effect can also be played using Beidou positioning device.
As shown in figure 5, hydrostatic level 1 is mounted on its corresponding mounting rack 43 on monitoring point concrete bed 42, Mounting rack 43 is fixed on monitoring point concrete bed 42 by pre embedded bolt 44.
As shown in fig. 6, in the present embodiment, host computer is connected with alarm, host computer is computer.
In terms of working principle and specific process, the corresponding monitoring method of the present embodiment specifically includes the following steps:
Step 1: according to the requirement of engineering monitoring scheme, as shown in Figure 1, hydrostatic level 1 is arranged in each monitoring point, using The Liquid storage container of all hydrostatic levels 1 is connected by communicating pipe 3, liquid is injected in Liquid storage container, and wait liquid levels complete Complete static, liquid level after liquid levels are totally stationary in system in all connection containers is on the same geoid, i.e., For initial liquid level 2;
Step 2: the initial elevation H of datum markAt the beginning of 1Determination: point on the basis of a selected wherein monitoring point is arranged in datum Static GPS survey terminal 5, the measurement of static GPS survey terminal 5 obtain the elevation of datum mark, can reach the essence of second-order levelling Degree, and according to the elevation H of preset measurement period update datum mark1 becomes, static GPS survey terminal 5 is continuous monitoring in 24 hours;
As shown in fig. 6, static GPS survey terminal 5 continuously measures benchmark point height when starting to work, until obtaining Meet the initial elevation of required precision, and inputs host computer for the elevation as the initial value of datum mark.
Step 3: other monitoring point height HAt the beginning of iDetermination: hydrostatic level 1 dispose after, the liquid level in Liquid storage container It will be in same level surface, elevation is equal.Each 1 liquid level of hydrostatic level is measured by the sensor in each hydrostatic level 1 Initial liquid level value, is respectively as follows: H10、H20、H30、H40、······、Hi0, as shown in Figure 1, wherein H10On the basis of put it is quiet 1 initial liquid level value of power level;
Since the difference of 1 liquid level initial liquid level value relative datum point of hydrostatic level at each monitoring point is respectively as follows:
Δh2=H20-H10, Δ h3=H30-H10, Δ hi=Hi0-H10
Then acquisition can be calculated as follows in elevation at each monitoring point:
HAt the beginning of 2=HAt the beginning of 1-Δh2, HAt the beginning of 3=HAt the beginning of 1-Δh3, HAt the beginning of i=HAt the beginning of i-Δh2
Step 4: after settling, the determination of elevation:
1. liquid level variable quantity calculates:
As shown in Fig. 2, hydrostatic level 1 has left hydrostatic level initial position 11 if there is monitoring point settles, Initial liquid level 2 deviates to liquid level 21 after sedimentation and deformation, and each monitoring point liquid level variable quantity is calculated as follows respectively:
Δh1=H1-H10, Δ h2=H2-H20, Δ hi=Hi-Hi0
Such as Δ hi> 0, then it represents that liquid level in liquid level Liquid storage container increases, on the contrary then indicate the drop of the liquid level in Liquid storage container It is low;
2. the vertical deformation amount of monitoring point relative datum point calculates:
Vertical displacement (settling amount) of other each monitoring points relative to datum mark, is calculated as follows respectively:
ΔH2'=Δ h1-Δh2, Δ H3'=Δ h1-Δh3, Δ Hi'=Δ h1-Δhi
Wherein calculated result: Δ Hi' > 0 indicate the monitoring point be relative to datum mark vertically upward deform, otherwise is vertical Straight deformation downwards;
3. the deformed grid DEM in monitoring point:
H2 become=H1 becomes+ΔH2', H3 become=H1 becomes+ΔH3', HI becomes=H1 becomes+ΔHi';
Wherein, benchmark point height H1 becomesIt is continuously monitored using static GPS survey, and updates benchmark by preset monitoring cycle The elevation of point.
Step 5: monitoring point settles early warning: when monitoring point, sedimentation and deformation reaches preset early warning value, then carries out alert process, And provide position and the sedimentation value of specific monitoring site, or provide reach differential settlement early warning value two monitoring sites, The absolute settlement amount and differential settlement of two o'clock, the absolute settlement amount of each monitoring point are calculated as follows:
ΔH1=H10-H1 becomes, Δ H2=H20-H2 become, Δ Hi=Hi0-HI becomes
This patent is not limited to above-mentioned preferred forms, anyone can obtain other each under the enlightenment of this patent The settlement monitoring device based on GPS positioning of kind of form, all equivalent changes done according to present utility model application the scope of the patents with Modification, should all belong to the covering scope of this patent.

Claims (4)

1. a kind of settlement monitoring device based on GPS positioning characterized by comprising multiple to be arranged on concrete bed Hydrostatic level puts hydrostatic level on the basis of one of hydrostatic level;The datum mark hydrostatic level side setting There is static GPS survey terminal;All the hydrostatic level is made of logical liquid communicating pipe and venting communication pipe interconnected respectively; All the sensor in the hydrostatic level and the static GPS survey terminal are all connected with host computer.
2. the settlement monitoring device according to claim 1 based on GPS positioning, it is characterised in that: the static GPS survey For terminal by being fixed on the mounting rack that datum mark hydrostatic level side is arranged in connecting bolt, the static GPS survey is whole End connects host computer by solar powered by wireless communication.
3. the settlement monitoring device according to claim 1 based on GPS positioning, it is characterised in that: the host computer connection There is alarm, the host computer is computer.
4. the settlement monitoring device according to claim 1 based on GPS positioning, it is characterised in that: the static GPS survey Terminal replaces with Beidou positioning device.
CN201821202356.3U 2018-07-27 2018-07-27 Settlement monitoring device based on GPS positioning Active CN208476241U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109029349A (en) * 2018-07-27 2018-12-18 厦门大学嘉庚学院 Settlement monitoring device and monitoring method based on GPS positioning
CN110332920A (en) * 2019-07-08 2019-10-15 中铁第四勘察设计院集团有限公司 A kind of undercrossing tunnel bridge deformation monitoring system, method and storage medium

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109029349A (en) * 2018-07-27 2018-12-18 厦门大学嘉庚学院 Settlement monitoring device and monitoring method based on GPS positioning
CN110332920A (en) * 2019-07-08 2019-10-15 中铁第四勘察设计院集团有限公司 A kind of undercrossing tunnel bridge deformation monitoring system, method and storage medium
CN110332920B (en) * 2019-07-08 2024-04-02 中铁第四勘察设计院集团有限公司 System, method and storage medium for monitoring deformation of underpass railway bridge

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