CN206223141U - A kind of auto monitoring and measurement system for foundation ditch and tunnel deformation - Google Patents
A kind of auto monitoring and measurement system for foundation ditch and tunnel deformation Download PDFInfo
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- CN206223141U CN206223141U CN201621255103.3U CN201621255103U CN206223141U CN 206223141 U CN206223141 U CN 206223141U CN 201621255103 U CN201621255103 U CN 201621255103U CN 206223141 U CN206223141 U CN 206223141U
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- foundation ditch
- measurement system
- monitoring
- tunnel
- deformation
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Abstract
The utility model discloses a kind of auto monitoring and measurement system for foundation ditch and tunnel deformation, including data collecting instrument, sending module, deformation monitoring server and multiple MEMS sensors, the data collecting instrument, sending module and deformation monitoring server are sequentially connected；After the data collecting instrument obtains the data of multiple MEMS sensor collections and treatment, deformation monitoring server is transferred to through sending module.The utility model have compact, simple structure, construction and installation convenience, economy and durability, it is easy to maintain the features such as.
Description
Technical field：
The utility model is related to underground engineering deformation monitoring field, and in particular to the long-range monitoring of foundation ditch and tunnel deformation
System.
Background technology：
With continuing to develop for China's urban construction and quickly propelling for traffic infrastructure, China occurs in that more and more
Underground engineering facility, such as in urban construction occur excavation of foundation pit, Underground Rail Transit shield or Mining Method are formed
Tunnel etc..These construction operations cause the soil body (or rock mass) internal stress state of stabilization originally to there occurs change, if not using
Targetedly counter-measure, it will cause the soil body (or rock mass) to occur engineering accident in response to the serious unbalance in the field of force, for example
Instability of foundation pit is destroyed, and the cracking of caused Nearby Structure is collapsed during tunneling shield.Such accident is not only injured
Underground engineering safety in itself, building, structures to closing on will also be had an immense impact on, and huge people can be caused when serious
Member's injures and deaths and economic loss, produce severe social influence.Therefore, to being carried out including the underground structure including foundation ditch, tunnel and
When detection early warning be particularly important.
However, current China also exist in the technology for deformation monitoring of construction and operation (use) phase to foundation ditch and tunnel it is many
Deficiency, most monitoring modes are all manually to combine certain instrument and equipment, and such as spirit level, total powerstation, inclinometer is carried out
Work.On the one hand such operating type has that site work environment is poor, labour intensity greatly, or even has security risk；It is another
Aspect, artificial operation causes the accuracy of collection in worksite data, comprehensive and promptness to be difficult to ensure that, cannot also realize automation
Long-range measurement.In the last few years, with the fast development of electronics and information technology, increasing advanced sensing and the communication technology
It has been applied in foundation ditch and tunnel deformation；But up to the present, most of equipment are also difficult to meet foundation ditch and tunnel deformation prison
The requirement to data long-term stability and accuracy is surveyed, although a small number of overseas equipment function admirables, mounting means is cumbersome, takes
With costliness, maintenance cost is high, while also result in certain influence to underground engineering construction in itself and operation.
The content of the invention：
For the defect and deficiency of prior art, a kind of simple structure of the utility model offer, construction and installation are convenient, economical
It is durable, easy to maintain for foundation ditch and the auto monitoring and measurement system of tunnel deformation.
The utility model adopts the following technical scheme that to realize：A kind of auto monitoring and measurement for foundation ditch and tunnel deformation
System, including data collecting instrument, sending module, deformation monitoring server and multiple MEMS sensors, the data collecting instrument, hair
Module and deformation monitoring server is sent to be sequentially connected；The data collecting instrument obtains the data of multiple MEMS sensor collections and locates
After reason, deformation monitoring server is transferred to through sending module.
Preferably, the MEMS sensor is fixed on inside metal tube, and the effective jointing of adjacent metal is connected, metal tube
By jointing relative to rotating automatically.
Preferably, the auto monitoring and measurement system for foundation ditch and tunnel deformation also includes cable bus, the multiple
MEMS sensor is connected with cable bus respectively, and the data of multiple MEMS sensor collections are transferred to data acquisition through cable bus
Instrument.
Preferably, the MEMS sensor is fixed on inside metal tube, and the effective jointing of adjacent metal is connected, metal tube
By jointing relative to rotating automatically；It is described also to include that cable is total with the auto monitoring and measurement system of tunnel deformation for foundation ditch
Line, the cable bus runs through metal tube and jointing, and is connected with the MEMS sensor being fixed in metal tube, multiple
The data of MEMS sensor collection are transferred to data collecting instrument through cable bus.
Preferably, the jointing is universal joint, connection flexible pipe or cable.
Compared with traditional foundation ditch and tunnel deformation are monitored, the utility model has the following advantages that and beneficial effect：
1st, employ MEMS sensor, relative to other monitoring sensors for, MEMS sensor small volume, it is lightweight,
Low cost, reliability are high, thus sensor in the utility model realizes miniaturization and long-term while low cost is ensured
The stabilization of deformation monitoring performance.
2nd, there are three types available for connecting the jointing of metal tube：Universal joint, connection flexible pipe and cable,
Selected according to actual field situation, it is flexible and changeable, have wide range of applications.
3rd, when the utility model is installed at the construction field (site), as long as carry out advance borehole, to foundation ditch and tunnel in itself
Influence very little, the maintenance in later stage is also very convenient.
Brief description of the drawings：
Fig. 1 is system topological figure of the present utility model；
Fig. 2 is the structural representation (jointing is connection flexible pipe) of the utility model sensor side；
Fig. 3 is the utility model sensor side simulation soil body settlement monitoring schematic diagram (jointing is connection flexible pipe)；
Fig. 4 is that the utility model sensor side simulation soil body horizontal/(jointing is connection to lateral deformation monitoring schematic diagram
Flexible pipe)；
Fig. 5 is that the utility model uses three kinds of sensor side structural representations of jointing, and (a) is connection flexible pipe, (b)
It is cable, (c) is universal joint；
In above-mentioned figure：1st, MEMS sensor；2nd, metal tube；3rd, jointing；4th, cable bus；5th, ground surface.
Specific embodiment：
The utility model is described in further detail below in conjunction with embodiment and Figure of description, but this practicality is new
The implementation method not limited to this of type.
Embodiment
As shown in figure 1, the utility model include cable bus, data collecting instrument, sending module, deformation monitoring server and
Multiple MEMS sensors, wherein cable bus, data collecting instrument, sending module and deformation monitoring server are sequentially connected, multiple
MEMS sensor is connected with cable bus respectively.
Referring to Fig. 2, be fixed on MEMS sensor 1 inside metal tube 2 by the utility model, and adjacent metal pipe 2 is connect with connection
First 3 are connected, and metal tube 2 can be independent of each other relative to rotating automatically by jointing 3；Cable bus 4 is through metal tube 2 and even
Joint 3, and be connected with the MEMS sensor being fixed on inside metal tube 2, while for it provides electric power.The end of cable bus 4
End connection data collecting instrument, after the data from MEMS sensor 1 are processed by data collecting instrument initial analysis, through sending mould
Block sends deformation monitoring server, deformation monitoring server by utilizing angle of inclination and MEMS sensor in a wired or wireless fashion
Computational length is resolved and added up and draws foundation ditch and tunnel deformation amount, and codes and standards or actually used regulation with underground structure
Automatically contrasted, to transfiniting, data carry out timely early warning.
For pit retaining monitoring, due to being usually monitoring earth horizontal displacement, therefore the head of MEMS sensor will be built-in with
Tail is placed in the vertical advance borehole of reserved foundation ditch or foundation ditch outer surface by the metal tube 2 that jointing 3 is connected；And for
For tunnel, in order to monitor influence of the tunnel of driving to periphery existing building and structures, from driving it is interval certain away from
(including horizontal drilling and vertical drilling) is drilled in advance from place, advance borehole is formed, equally by the head in the utility model
The connected metal tube 2 of tail is placed in reserved advance borehole.When there is foundation pit deformation or tunnel carries out shield tunneling,
MEMS sensor 1 can be by sample frequency set in advance to the periphery soil body deformation measure to form inclination data；Institute
After thering is deformation of the MEMS sensor 1 in metal tube 2 to the own circumference soil body to sample, sampled data by cable bus 4,
Data collecting instrument, sending module reach deformation monitoring server to carry out final process and display.
Before the utility model is installed, whether the equipment needed for need to checking foundation ditch and tunnel deformation monitoring is complete, the number of equipment
Whether amount and length are suitable, confirm that all devices are no in transportation and damage or lose；Select as far as possible without snow, without rain
Weather installed, wherein, the jointing for connecting metal tube has three types：Universal joint, connection flexible pipe and cable
Line, one of which jointing is may be selected according to actual field situation, and such as cable is suitable for sensor and keeps flat or slow
The occasion placed on slope, remaining two kinds can be adapted in all cases.When adjacent metal pipe is connected when cable is used, electricity
Cable should reserve certain redundant length and be beneficial to the deformation that monitoring device adapts to foundation ditch and tunnel surrounding soil.Then needing
The position of monitoring carries out advance borehole, and the diameter in aperture is slightly larger than metal pipe diameter.As shown in figure 3, when monitoring constructing tunnel draws
When the periphery non-uniformity of soil sedimentation for rising or operation tunnel heterogeneity in itself are settled, sedimentation angle is a1、a2, now
Advance borehole is the drilling of horizontal direction, and end to end metal tube is slowly positioned in horizontal drilling, adjusts metal tube
Position so that its internal MEMS sensor level；When the horizontal displacement of monitoring foundation ditch surrounding soil or constructing tunnel cause
The periphery soil body lateral displacement when, displacement angle is b1、b2, now advance borehole drills for vertical direction, by end to end gold
Category pipe is slow to be positioned in vertical drilling, adjust the position of metal tube so that its internal MEMS sensor point to it is to be measured
Land movement direction is consistent.Then the cable bus that final section metal pipe end is drawn is connected to data collecting instrument；
Commissioning device, it is ensured that data energy normal acquisition, transmission, and accurately shown on deformation monitoring server.Finally carry out backfill work
Industry, to ensure that metal tube and drilling are closely knit as far as possible by backfill material filling, in addition, to prevent from forming leakage passage, being returned
When filling out operation, at a certain distance using expansion earthen backfill；After backfill operation is completed, carried out in final section metal pipe end
Encapsulation process.
Power module is provided with data collecting instrument, for the work of whole system provides electric power support.When field monitoring environment
When being difficult to meet wireless data transmission, data are passed into ground by the way of laying cable (or optical cable), then by wireless parties
Formula is sent to deformation monitoring server, or cable (optical cable) is directly connected to deformation monitoring server.Deformation monitoring server
To the data for obtaining, including every inclination data for saving MEMS sensor, it is analyzed, processes and shows, and calculate change figurate number
According to；When the deformation data for the calculating codes and standards related to tunnel deformation more than foundation ditch or the limit value of actually used setting
When, the related data that transfinite are notified deformation monitoring director by deformation monitoring startup of server alarm mode in time.
Above-described embodiment is the utility model preferably implementation method, but implementation method of the present utility model is not by above-mentioned
The limitation of implementation, it is other it is any without departing from the change made under Spirit Essence of the present utility model and principle, modification, replacement,
Combine, simplify, should be equivalent substitute mode, be included within protection domain of the present utility model.
Claims (8)
1. a kind of auto monitoring and measurement system for foundation ditch and tunnel deformation, it is characterised in that including data collecting instrument, send mould
Block, deformation monitoring server and multiple MEMS sensors, the data collecting instrument, sending module and deformation monitoring server are successively
Connection；After the data collecting instrument obtains the data of multiple MEMS sensor collections and treatment, deformation is transferred to through sending module
Monitoring server.
2. the auto monitoring and measurement system for foundation ditch and tunnel deformation according to claim 1, it is characterised in that described
MEMS sensor is fixed on inside metal tube, and the effective jointing of adjacent metal is connected, and metal tube is relative certainly by jointing
It is dynamic to rotate.
3. the auto monitoring and measurement system for foundation ditch and tunnel deformation according to claim 1, it is characterised in that the use
Also include cable bus in the auto monitoring and measurement system of foundation ditch and tunnel deformation, the multiple MEMS sensor is total with cable respectively
Line is connected, and the data of multiple MEMS sensor collections are transferred to data collecting instrument through cable bus.
4. the auto monitoring and measurement system for foundation ditch and tunnel deformation according to claim 1, it is characterised in that described
MEMS sensor is fixed on inside metal tube, and the effective jointing of adjacent metal is connected, and metal tube is relative certainly by jointing
It is dynamic to rotate；The auto monitoring and measurement system for foundation ditch and tunnel deformation also includes cable bus, and the cable bus runs through
Metal tube and jointing, and be connected with the MEMS sensor being fixed in metal tube, the data of multiple MEMS sensor collections
Data collecting instrument is transferred to through cable bus.
5. according to any one of claim 1,2 or 4 for foundation ditch and the auto monitoring and measurement system of tunnel deformation, it is special
Levy and be, the jointing is universal joint, connection flexible pipe or cable.
6. the auto monitoring and measurement system for foundation ditch and tunnel deformation according to any one of claim 2 or 4, its feature
It is that, for pit retaining monitoring, the metal tube is placed in the vertical advance borehole of reserved foundation ditch or foundation ditch outer surface；For tunnel
Road is monitored, and the metal tube is placed in reserved tunnel level or vertical advance borehole.
7. the auto monitoring and measurement system for foundation ditch and tunnel deformation according to claim 1, it is characterised in that the hair
Module is sent to use wired mode or wireless way for transmitting data.
8. the auto monitoring and measurement system for foundation ditch and tunnel deformation according to claim 1, it is characterised in that the number
According to being provided with power module in Acquisition Instrument, the power module is described to be carried with the auto monitoring and measurement system of tunnel deformation for foundation ditch
Power supply power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621255103.3U CN206223141U (en) | 2016-11-23 | 2016-11-23 | A kind of auto monitoring and measurement system for foundation ditch and tunnel deformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621255103.3U CN206223141U (en) | 2016-11-23 | 2016-11-23 | A kind of auto monitoring and measurement system for foundation ditch and tunnel deformation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206223141U true CN206223141U (en) | 2017-06-06 |
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ID=58790930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621255103.3U Active CN206223141U (en) | 2016-11-23 | 2016-11-23 | A kind of auto monitoring and measurement system for foundation ditch and tunnel deformation |
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| CN (1) | CN206223141U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109183861A (en) * | 2018-10-15 | 2019-01-11 | 建研地基基础工程有限责任公司 | A kind of foundation pit intelligent monitoring method and monitoring system based on mems sensor |
| CN114111708A (en) * | 2021-11-15 | 2022-03-01 | 天津大学 | Soil deformation monitoring device and system and using method thereof |
-
2016
- 2016-11-23 CN CN201621255103.3U patent/CN206223141U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109183861A (en) * | 2018-10-15 | 2019-01-11 | 建研地基基础工程有限责任公司 | A kind of foundation pit intelligent monitoring method and monitoring system based on mems sensor |
| CN114111708A (en) * | 2021-11-15 | 2022-03-01 | 天津大学 | Soil deformation monitoring device and system and using method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 510220 self compiled 239A room, 2 floor, seven tower, Hongtai wisdom Valley, 23 Tianhe District Si Cheng Road, Tianhe District, Guangzhou. Patentee after: Hanyang International Engineering Consulting Co.,Ltd. Address before: 510620 Tianhe Road Guangdong city Guangzhou province No. 228 building 2206 Patentee before: Guangzhou Hanyang Engineering Consulting Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220701 Address after: Room 208a, floor 2, building 7, Hongtai wisdom Valley, No. 23, Sicheng Road, Tianhe District, Guangzhou, Guangdong 510220 Patentee after: GUANGDONG HANYANG TRACK INFORMATION TECHNOLOGY Co.,Ltd. Address before: 510220 Guangzhou Tianhe District, Guangdong Province, 23 Sicheng Road, Hongtai Wisdom Valley Building 2 Floor 239A Patentee before: Hanyang International Engineering Consulting Co.,Ltd. |