CN208363066U - A kind of soft soil foundation high roadbed Sand roadbed stability monitoring system - Google Patents
A kind of soft soil foundation high roadbed Sand roadbed stability monitoring system Download PDFInfo
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- CN208363066U CN208363066U CN201820639822.8U CN201820639822U CN208363066U CN 208363066 U CN208363066 U CN 208363066U CN 201820639822 U CN201820639822 U CN 201820639822U CN 208363066 U CN208363066 U CN 208363066U
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Abstract
The utility model provides a kind of soft soil foundation high roadbed Sand roadbed stability monitoring system, including slope shoulder inclinometer pipe, slope foot inclinometer pipe, horizontal inclinometer pipe, delaminating deposition component, pore water pressure test probe, skirt piles and water level pipe, vertical drainage channel is longitudinally evenly arranged in ground, ground higher slice is laid with preloading, slope shoulder inclinometer pipe longitudinally runs through preloading and ground, slope foot inclinometer pipe is arranged at the slope foot of preloading, horizontal inclinometer pipe is arranged between ground and preloading and extends transversely through preloading, skirt piles are provided on the outside of slope foot inclinometer pipe, water level pipe is provided on the outside of skirt piles, delaminating deposition component is successively arranged in ground and preloading, pore water pressure test probe is stratified and set in ground, the slope foot side of preloading is arranged in the output end of pore water pressure test probe.This system has the advantages that monitoring means is comprehensive, monitoring method is advanced, the deformation of the comprehensive real-time monitoring ground of energy, stress state.
Description
Technical field
The utility model relates to Soft Ground monitoring technical fields in geotechnical engineering, more specifically to a kind of soft
Soil base high roadbed Sand roadbed stability monitoring system.
Background technique
With the deep propulsion of the Belt and Road, the construction project that Chinese Enterprises undertake country along the line is more and more, is met
To the problem of also become increasingly complex, abundant for South America area surface vegetation, Swampy Areas are largely distributed, newly-built or extend road
A large amount of marsh low-lying district is often passed through when the projects such as road, airport engineering.Soft base should be carried out first for paludal facies peat soil
Processing, then Cast-in-situ Piles in Sand-filling soil, laterite etc. reach and original site elevation on ground after treatment.Because Cast-in-situ Piles in Sand-filling thickness compares
Greatly, in backfilling process, if backfill excessive velocities are easy to cause foundation instability, construction quality is influenced.How side slope both can guarantee
Stablize, and can adequately improve working efficiency, shorten the construction period, this just needs to carry out ground soil stabilization comprehensive in time
Monitoring.
Utility model content
The utility model overcomes deficiency in the prior art, and in backfilling process, backfill excessive velocities are easy to cause ground
Base unstability, influences construction quality and efficiency, provides a kind of soft soil foundation high roadbed Sand roadbed stability monitoring system, has prison
The advantage that survey means are comprehensive, monitoring method is advanced, the deformation of the comprehensive real-time monitoring ground of energy, stress state.
The purpose of this utility model is achieved by following technical proposals.
A kind of soft soil foundation high roadbed Sand roadbed stability monitoring system, including slope shoulder inclinometer pipe, slope foot inclinometer pipe, level
Inclinometer pipe, delaminating deposition component, pore water pressure test probe, skirt piles and water level pipe, are provided with drainage system, describedly in ground
Base higher slice is laid with preloading, and the slope shoulder inclinometer pipe longitudinally runs through the preloading and the ground, the slope foot inclinometer pipe setting
At the slope foot of the preloading, the horizontal inclinometer pipe is arranged between the ground and the preloading and extends transversely through the heap
It carries, is provided with the skirt piles on the outside of the slope foot inclinometer pipe, the water level pipe is provided on the outside of the skirt piles, it is described
Delaminating deposition component is successively arranged in the ground and the preloading, and the pore water pressure test probe is stratified and set on describedly
In base, the slope foot side of the preloading is arranged in the output end of the pore water pressure test probe.
Also be equipped with sand bedding course on the surface of the ground, the sand bedding course with a thickness of 50cm-100cm, the draining
System includes vertical drainage channel and horizontal drainage channel, and the vertical drainage channel is disposed longitudinally in the ground, described
Horizontal drainage channel is arranged in the sand bedding course, and the longitudinal drainage channel is connected with the horizontal drainage channel, described vertical
Plastic draining board or sand pile are used to drainage channel.
The slope shoulder inclinometer pipe gos deep into hard stratum 3m-5m, and the nozzle height of the slope shoulder inclinometer pipe is away from ground 1m.
The slope foot inclinometer pipe gos deep into hard stratum 3m-5m.
The quantity of the pore water pressure test probe is 2 or more, between each adjacent pore water pressure test probe
Fore-and-aft distance is 2m-3m.
The delaminating deposition component in the ground is set using annulus magnetic force structure, the annulus magnetic force structure is
Magnet ring structure with 3-4 pawl.
The delaminating deposition component in the preloading is set using disk magnetic force structure, the disk magnetic force structure is
Plastic disc structure with magnet ring.
Fore-and-aft distance between each adjacent delaminating deposition component is 3m.
The skirt piles use concrete square pile or timber, and horizontal displacement measurement nail is provided at the top of the skirt piles.
The water level pipe gos deep at least 3m in weak soil.
The utility model has the following beneficial effects: the monitoring method that this system is combined by comprehensive more means, sees closely
Sedimentation, the stress, deformation of foundation soil are surveyed, timely correction speed of application, guarantee ground stablizes safety；This system has prison
The advantage that survey means are comprehensive, monitoring method is advanced；Monitoring instrument method for embedding in this system is simple, mature, instrument survival rate
It is high；Monitoring data are accurate, are conducive to guiding construction, reasonable arrangement duration.
Detailed description of the invention
Fig. 1 is the section structure diagram of the utility model；
In figure: 1-1 is slope shoulder inclinometer pipe, and 1-2 is slope foot inclinometer pipe, and 1-3 is horizontal inclinometer pipe, and 2 be delaminating deposition component,
3 be pore water pressure test probe, and 4 be skirt piles, and 5 be water level pipe, and 501 be ground, and 502 be preloading, and 503 be vertical drainage channel, 504
For horizontal drainage channel.
It for those of ordinary skill in the art, without creative efforts, can be according to above attached
Figure obtains other relevant drawings.
Specific embodiment
The technical solution of the utility model is further described below by specific embodiment.
Embodiment one
As shown in Figure 1, a kind of soft soil foundation high roadbed Sand roadbed stability monitoring system, including slope shoulder inclinometer pipe 1-1, slope
Foot inclinometer pipe 1-2, horizontal inclinometer pipe 1-3, delaminating deposition component 2, pore water pressure test probe 3, skirt piles 4 and water level pipe 5, in ground
Drainage system is provided in 501,501 higher slice of ground is laid with preloading 502, and slope shoulder inclinometer pipe 1-1 longitudinally runs through preloading 502 and ground
Base 501, slope foot inclinometer pipe 1-2 are arranged at the slope foot of preloading 502, and horizontal inclinometer pipe 1-3 is arranged in ground 501 and preloading 502
Between and extend transversely through preloading 502, be provided with skirt piles 4 on the outside of slope foot inclinometer pipe 1-2, the outside of skirt piles 4 be provided with water
Position pipe 5, delaminating deposition component 2 are successively arranged in ground 501 and preloading 502, and pore water pressure test probe 3 is stratified and set on ground
In 501, the slope foot side of preloading 502 is arranged in the output end of pore water pressure test probe 3.
Also be equipped with sand bedding course on the surface of ground 501, sand bedding course with a thickness of 50cm, drainage system includes vertical drainage
Channel 503 and horizontal drainage channel 504, vertical drainage channel 503 are disposed longitudinally in ground 501, and horizontal drainage channel 504 is set
It sets in sand bedding course, longitudinal drainage channel 503 is connected with horizontal drainage channel 504, and vertical drainage channel 503 uses sand pile.
Horizontal inclinometer pipe 1-3 is for foundation soil during monitoring preloading along cross section sedimentation situation of change.
Slope shoulder inclinometer pipe 1-1 gos deep into hard stratum 3m, and the nozzle height of slope shoulder inclinometer pipe 1-1 is away from ground 1m, with Cast-in-situ Piles in Sand-filling
It gradually increases and connects up to newly-built road foundation height mark, measure entire ground process phase, backfill preloading phase and operation phase foundation soil deep water
Flat displacement data judges that foundation soil is dangerous with the presence or absence of potential sliding.
Slope foot inclinometer pipe 1-2 gos deep into hard stratum 3m, and slope foot inclinometer pipe 1-2 is for measuring entire ground process phase, backfill heap
Load phase and operation phase foundation soil deeply mixing cement-soil pile data judge that foundation soil is dangerous with the presence or absence of potential sliding.
Embodiment two
Vertical drainage channel 503 uses plastic draining board, and sand bedding course gos deep into hard with a thickness of 100cm, slope shoulder inclinometer pipe 1-1
Soil layer 5m, slope foot inclinometer pipe 1-2 go deep into hard stratum 5m.
Further, the quantity of pore water pressure test probe 3 is 2 or more, between each adjacent pore water pressure test probe 3
Fore-and-aft distance is 2m, and pore water pressure test probe 3 is mainly used for analyzing Soft Soil Layer pore water pressure dissipation situation, guiding construction unit
Loading velocity.
The delaminating deposition component 2 being arranged in ground 501 uses annulus magnetic force structure, and annulus magnetic force structure is with 3
The magnet ring structure of pawl.
The delaminating deposition component 2 being arranged in preloading 502 uses disk magnetic force structure, and disk magnetic force structure is with magnet ring
Plastic disc structure.
Fore-and-aft distance between each adjacent delaminating deposition component 2 is 3m, and delaminating deposition component 2 is mainly used for calculating each
The decrement of layer soil and the total compression amount of foundation soil.
Embodiment three
Sand bedding course gos deep into hard stratum 4m with a thickness of 80cm, slope shoulder inclinometer pipe 1-1, and slope foot inclinometer pipe 1-2 gos deep into hard stratum
4m, the fore-and-aft distance between each adjacent pore water pressure test probe 3 are 2m.
Further, skirt piles 4 mainly have concrete square pile or timber to be made, main equipped with horizontal displacement measurement nail at the top of skirt piles 4
It is used to monitor entire ground process phase, backfill preloading phase and operation phase slope foot surface horizontal displacement and sedimentation situation of change.
Water level pipe 5 gos deep at least 3m in weak soil, is mainly used for the situation of change of ground water level during monitoring preloading.
The method for arranging of soft soil foundation high roadbed Sand roadbed stability monitoring system:
1. removing surface vegetation, it is then laid with bamboo sheathing, in situ face is laid with sand bedding course, meets piling machine and board-plugging device work
Demand；
2. setting the vertical drainages such as plastic draining board or sand pile channel 503 in soft soil foundation 501；
3. burying slope foot inclinometer pipe 1-2 and slope shoulder inclinometer pipe 1-1, pore water pressure survey in design position using geological drilling rig
First 3, delaminating deposition component 2, water level pipe 5；
4. the located level inclinometer pipe 1-3 between soft soil foundation 501 and preloading 502, then classification backfills preloading sand；
Delaminating deposition component 2 is buried step by step 5. being layered during backfilling preloading.
The spatially relative terms such as "upper", "lower", "left", "right" have been used in embodiment for ease of explanation, have been used for
Relationship of the elements or features relative to another elements or features shown in explanatory diagram.It should be understood that in addition to figure
Shown in except orientation, spatial terminology is intended to include the different direction of device in use or operation.For example, if in figure
Device be squeezed, the element for being stated as being located at other elements or feature "lower" will be located into other elements or feature "upper".
Therefore, exemplary term "lower" may include both upper and lower orientation.Device, which can be positioned in other ways, (to be rotated by 90 ° or position
In other orientation), it can be interpreted accordingly used herein of the opposite explanation in space.
Moreover, the relational terms of such as " first " and " second " or the like are used merely to one with another with identical
The component of title distinguishes, without necessarily requiring or implying between these components there are any this actual relationship or
Sequentially.
The utility model is described in detail above, but the content is only the preferred embodiment of the utility model,
It should not be considered as limiting the scope of the present invention.Equivalent change made according to the scope of application of this utility model with
Improve etc., it should still belong within the patent covering scope of the utility model.
Claims (10)
1. a kind of soft soil foundation high roadbed Sand roadbed stability monitoring system, it is characterised in that: surveyed including slope shoulder inclinometer pipe, slope foot
Inclined tube, horizontal inclinometer pipe, delaminating deposition component, pore water pressure test probe, skirt piles and water level pipe are provided with draining system in ground
System, the ground higher slice are laid with preloading, and the slope shoulder inclinometer pipe longitudinally runs through the preloading and the ground, and the slope foot is surveyed
Inclined tube is arranged at the slope foot of the preloading, and the horizontal inclinometer pipe is arranged between the ground and the preloading and laterally passes through
The preloading is worn, the skirt piles is provided on the outside of the slope foot inclinometer pipe, the water is provided on the outside of the skirt piles
Position pipe, the delaminating deposition component are successively arranged in the ground and the preloading, and the pore water pressure test probe layering is set
It sets in the ground, the slope foot side of the preloading is arranged in the output end of the pore water pressure test probe.
2. a kind of soft soil foundation high roadbed Sand roadbed stability monitoring system according to claim 1, it is characterised in that:
The surface of the ground is also equipped with sand bedding course, the sand bedding course with a thickness of 50cm-100cm, the drainage system includes perpendicular
To drainage channel and horizontal drainage channel, the vertical drainage channel is disposed longitudinally in the ground, and the horizontal drainage is logical
Road is arranged in the sand bedding course, and the longitudinal drainage channel is connected with the horizontal drainage channel, the longitudinal drainage channel
Using plastic draining board or sand pile.
3. a kind of soft soil foundation high roadbed Sand roadbed stability monitoring system according to claim 1, it is characterised in that: institute
It states slope shoulder inclinometer pipe and gos deep into hard stratum 3m-5m, the nozzle height of the slope shoulder inclinometer pipe is away from ground 1m.
4. a kind of soft soil foundation high roadbed Sand roadbed stability monitoring system according to claim 1, it is characterised in that: institute
It states slope foot inclinometer pipe and gos deep into hard stratum 3m-5m.
5. a kind of soft soil foundation high roadbed Sand roadbed stability monitoring system according to claim 1, it is characterised in that: institute
The quantity for stating pore water pressure test probe is 2 or more, and the fore-and-aft distance between each adjacent pore water pressure test probe is
2m-3m。
6. a kind of soft soil foundation high roadbed Sand roadbed stability monitoring system according to claim 1, it is characterised in that: set
The delaminating deposition component in the ground is set using annulus magnetic force structure, the annulus magnetic force structure is with 3-4
The magnet ring structure of pawl.
7. a kind of soft soil foundation high roadbed Sand roadbed stability monitoring system according to claim 1, it is characterised in that: set
The delaminating deposition component in the preloading is set using disk magnetic force structure, the disk magnetic force structure is with magnet ring
Plastic disc structure.
8. according to a kind of any soft soil foundation high roadbed Sand roadbed stability monitoring system of claim 5-7, feature
Be: the fore-and-aft distance between each adjacent delaminating deposition component is 3m.
9. a kind of soft soil foundation high roadbed Sand roadbed stability monitoring system according to claim 1, it is characterised in that: institute
Skirt piles are stated using concrete square pile or timber, horizontal displacement measurement nail is provided at the top of the skirt piles.
10. a kind of soft soil foundation high roadbed Sand roadbed stability monitoring system according to claim 1, it is characterised in that:
The water level pipe gos deep at least 3m in weak soil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820639822.8U CN208363066U (en) | 2018-05-02 | 2018-05-02 | A kind of soft soil foundation high roadbed Sand roadbed stability monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820639822.8U CN208363066U (en) | 2018-05-02 | 2018-05-02 | A kind of soft soil foundation high roadbed Sand roadbed stability monitoring system |
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| CN208363066U true CN208363066U (en) | 2019-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820639822.8U Active CN208363066U (en) | 2018-05-02 | 2018-05-02 | A kind of soft soil foundation high roadbed Sand roadbed stability monitoring system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111241702A (en) * | 2020-01-17 | 2020-06-05 | 中铁二院工程集团有限责任公司 | Stability calculation method for slope soft soil foundation filling project |
| CN112030927A (en) * | 2020-08-19 | 2020-12-04 | 广州市城市建设工程监理公司 | Soft soil layer surcharge preloading monitoring system |
| CN112663419A (en) * | 2020-12-22 | 2021-04-16 | 陕西铁路工程职业技术学院 | Method for monitoring sedimentation deformation of unsaturated soil subgrade of high-speed railway |
| CN114809065A (en) * | 2022-04-13 | 2022-07-29 | 中国能源建设集团江苏省电力设计院有限公司 | Power transmission tower foundation structure and construction method |
-
2018
- 2018-05-02 CN CN201820639822.8U patent/CN208363066U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111241702A (en) * | 2020-01-17 | 2020-06-05 | 中铁二院工程集团有限责任公司 | Stability calculation method for slope soft soil foundation filling project |
| CN111241702B (en) * | 2020-01-17 | 2022-07-08 | 中铁二院工程集团有限责任公司 | Stability calculation method for slope soft soil foundation filling project |
| CN112030927A (en) * | 2020-08-19 | 2020-12-04 | 广州市城市建设工程监理公司 | Soft soil layer surcharge preloading monitoring system |
| CN112663419A (en) * | 2020-12-22 | 2021-04-16 | 陕西铁路工程职业技术学院 | Method for monitoring sedimentation deformation of unsaturated soil subgrade of high-speed railway |
| CN112663419B (en) * | 2020-12-22 | 2022-01-11 | 陕西铁路工程职业技术学院 | Method for monitoring sedimentation deformation of unsaturated soil subgrade of high-speed railway |
| CN114809065A (en) * | 2022-04-13 | 2022-07-29 | 中国能源建设集团江苏省电力设计院有限公司 | Power transmission tower foundation structure and construction method |
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