CN209310685U - A kind of high roadbed soil body deep soil settlement survey device - Google Patents
A kind of high roadbed soil body deep soil settlement survey device Download PDFInfo
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- CN209310685U CN209310685U CN201920126903.2U CN201920126903U CN209310685U CN 209310685 U CN209310685 U CN 209310685U CN 201920126903 U CN201920126903 U CN 201920126903U CN 209310685 U CN209310685 U CN 209310685U
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Abstract
The utility model discloses a kind of high roadbed soil body deep soil settlement survey devices, belong to the settlement monitoring technology field in geotechnical engineering, the sleeve being successively set with from inside to outside including multilayer, wherein in inside and outside adjacent two layers sleeve, inner layer sleeve axial ends is pierced by from outer layer sleeve axial direction corresponding end respectively, through there is drill rod in innermost layer sleeve, every layer of sleeve outer wall lower end is symmetrically arranged with a pair of of sedimentation plate in multilayer sleeve；Each sedimentation plate settling amount is judged based on each graduated scale difference of reading along graduated scale is axially arranged on every layer of sleeve outer wall and drill rod outer wall in multilayer sleeve.The utility model is entered in the higher soil layer of intensity by squeezing into drill rod, and drill rod is in vertical state；It carries out back-filling in layers and rolls, sleeve covers on drill rod, records the graduated scale initial difference between at the top of every layer of sleeve and drill rod；It repeats aforesaid operations to backfill and rolls completion.Utility model device structure is simple, and method is rationally reliable, is applicable in different soil property environment, simple process, easy to operate, and cost is relatively low.
Description
Technical field
The utility model relates to the settlement monitoring technology field in geotechnical engineering, specifically a kind of high roadbed soil body layering is heavy
Monitoring device drops.
Background technique
In recent years, as a series of construction projects such as highway in China, railway, airport, water conservancy and hydropower are constantly implemented, increasingly
More projects encounters high roadbed engineering.In order to grasp the settling amount, differential settlement and stability of the embankment soil body, need to embankment engineering into
Row settlement observation.Laminated settlement meter (delaminating deposition meter) usually can be used, layered settlement observation is carried out to the soil body.But such methods
It is after high roadbed place backfills, the drilling setting observation point in banketing is only capable of observing the heavy of backfill groundwork top
Drop data can not be monitored the settling amount of height each in backfilling process, and then can not grasp the closely knit journey of the high roadbed soil body
Degree, leads to that there are security risks.
Currently, the monitoring for high roadbed soil body delaminating deposition, some devices are lead after entirety is embedded in the embankment soil body
Sag is difficult to be effectively ensured, if the precision of monitoring Vertical Settlement value substantially reduces due to differential settlement run-off the straight.
As it can be seen that it is necessary to develop a kind of high roadbed soil body deep soil settlement survey method and related device for eliminating obliquity effects.
Utility model content
The utility model aim is exactly in order to make up the defect of prior art, to provide a kind of high roadbed soil body delaminating deposition prison
Device is surveyed, apparatus structure is simple, easy for construction, is adapted to different soil property environment, can effectively maintain the vertical characteristic of itself, improves
The precision of settlement monitoring.
In order to achieve the above object, the technology employed by the present utility model is
High roadbed soil body deep soil settlement survey device, it is characterised in that: including the sleeve that multilayer is successively set with from inside to outside,
Wherein in inside and outside adjacent two layers sleeve, inner layer sleeve axial ends is pierced by from outer layer sleeve axial direction corresponding end respectively, innermost layer
Through there is drill rod in sleeve, every layer of sleeve outer wall lower end is symmetrically arranged with a pair of of sedimentation plate in multilayer sleeve；The multilayer sleeve
In on every layer of sleeve outer wall and drill rod outer wall along graduated scale is axially arranged with, judge that each sedimentation plate sinks based on each graduated scale difference of reading
Drop amount.
The high roadbed soil body deep soil settlement survey device, it is characterised in that: the drill rod, each sleeve outer wall are all provided with
There are two axially symmetrically arranged guiding fins；Where two guiding fins and its a pair of sedimentation plate on each sleeve outer wall
Straight line is mutually perpendicular to, and each sleeve lining is equipped with the guide chute matched with fin.
The high roadbed soil body deep soil settlement survey device, it is characterised in that: the guiding on the drill rod outer wall is convex
Rib length is less than drill rod length, and the guiding fin length on each sleeve outer wall is less than each length sleeve.
The high roadbed soil body deep soil settlement survey device, it is characterised in that: every layer of sleeve in the multilayer sleeve
Lateral wall and sedimentation plate upper surface are connected with ribbed stiffener.
The high roadbed soil body deep soil settlement survey device, it is characterised in that: the interior foreign minister in the multilayer sleeve
Adjacent two layers of sleeve, outer layer sleeve internal diameter are greater than or equal to inner layer sleeve outer diameter.
The high roadbed soil body deep soil settlement survey device, it is characterised in that: the innermost layer in the multilayer sleeve
Sleeve diameter is greater than or equal to drill rod outer diameter.
The high roadbed soil body deep soil settlement survey device, it is characterised in that: the scale of the multilayer sleeve and drill rod
The zero graduation line of ruler is located above, wherein the graduated scale zero graduation line of each sleeve is coplanar with sleeve top surface, the drill rod is carved
The zero graduation line of degree ruler is located at one section of drill rod tup lower part.
The high roadbed soil body deep soil settlement survey device, it is characterised in that: the drill rod length is greater than innermost layer set
The length of cylinder, each length sleeve are sequentially reduced from inside to outside.
Compared with prior art, the advantages of the utility model are as follows:
1, during the utility model practice of construction, each layer sleeve outer wall can effectively be adjusted according to practical soil property situation
The angle of upper sedimentation plate, is adapted to different soil property environment, further increases vertical characteristic of the drill rod in measurement process；
2, the utility model structure is simple, easy to make, and visual drill rod is the fixed reference being no longer subjected to displacement, and is based on
The sedimentation value that the difference of reading of each sleeve and drill rod high scale line can be quickly obtained each sedimentation plate is read without measuring instrument
Number is convenient, high-efficient；
3, the utility model construction technology is rationally reliable, and the layering for realizing vertical multiple observation points in backfilling process is seen
It surveys, and tracking observation can be continued in the completed, simple process, easy to operate, cost is relatively low；
4, after the squeezing into base stabilization layer of the utility model drill rod vertical, effect of contraction is played to each sleeve, is maintained
The vertical characteristic of each sleeve, it is ensured that each sedimentation pipe and sedimentation plate are only settled along vertical direction, substantially increase Vertical Settlement
Monitoring accuracy.
Detailed description of the invention
Fig. 1 is the tube-in-tube structure schematic diagram that the utility model does not have guiding fin.
Fig. 2 is that each layer sleeve settles the structural schematic diagram that plate projection is overlapped when the uniform soil layer of the utility model uses.
Fig. 3 is the sectional view of the utility model Fig. 2.
Fig. 4 the utility model squeezes into the structural schematic diagram of drill rod to hard stratum along plumb line.
Fig. 5 the utility model drill rod is inserted in the structural schematic diagram of first sleeve.
Fig. 6 the utility model first layer is inserted in the structural schematic diagram of second sleeve after banketing.
Fig. 7 the utility model second layer is inserted in the structural schematic diagram of third sleeve after banketing.
Fig. 8 the utility model third layer is inserted in the structural schematic diagram of the 4th sleeve after banketing.
Fig. 9 the utility model bankets to the structural schematic diagram of final absolute altitude.
There is Figure 10 the utility model the tube-in-tube structure of guiding fin to be intended to.
Figure 11 is the drill rod structural schematic diagram that the utility model has guiding fin.
Figure 12 is the structure intention that each layer sleeve settles plate in mutual angle degree when the utility model different soil uses.
Figure 13 is that adjacent layer settles the orthogonal structural schematic diagram of plate when the utility model has guiding fin.
Description of symbols: 1, sleeve；2, plate is settled；3, ribbed stiffener；4, drill rod；5, graduated scale；6, it is oriented to fin；A, it returns
Fill out starting absolute altitude face；B, first layer bankets face；C, the second layer bankets face；D, third layer is banketed face；E, final absolute altitude face is backfilled.
Specific embodiment
It is (graduated scale marks in Fig. 1, Fig. 4, Figure 10, Figure 11 in attached drawing, remaining province slightly marks) and real with reference to the accompanying drawing
Applying example, the present invention will be further described.
High roadbed soil body deep soil settlement survey device, including the sleeve 1 that multilayer is successively set with from inside to outside, wherein interior foreign minister
In adjacent two layers of sleeve, inner layer sleeve axial ends is pierced by from outer layer sleeve axial direction corresponding end respectively, is run through in the sleeve of innermost layer
There is drill rod 4, every layer of sleeve outer wall lower end is symmetrically arranged with a pair of of sedimentation plate 2 in multilayer sleeve；In multilayer sleeve outside every layer of sleeve
Along graduated scale 5 is axially arranged on wall and drill rod outer wall, each sedimentation plate settling amount is judged based on each 5 difference of reading of graduated scale.
Drill rod, each sleeve outer wall are equipped with two axially symmetrically arranged guiding fins 6；Two on each sleeve outer wall
Item is oriented to fin and is mutually perpendicular to straight line where its a pair of sedimentation plate, and each sleeve lining is equipped with the guiding matched with fin
Sliding slot 7.
Guiding fin 6-1 length on drill rod outer wall is less than drill rod length, the guiding fin 6-2 long on each sleeve outer wall
Degree is less than each length sleeve.
1 lateral wall of every layer of sleeve in multilayer sleeve and sedimentation 2 upper surface of plate are connected with ribbed stiffener 3, improve whole strong
Degree and rigidity.
Inside and outside adjacent two layers sleeve in multilayer sleeve, outer layer sleeve internal diameter are greater than or equal to inner layer sleeve outer diameter.
Innermost layer sleeve diameter in multilayer sleeve is greater than or equal to 4 outer diameter of drill rod.
The zero graduation line of the graduated scale of multilayer sleeve and drill rod is located above, wherein the graduated scale zero graduation line of each sleeve
Coplanar with sleeve top surface, the zero graduation line of 4 high scale ruler of drill rod is located at one section of drill rod tup lower part.
4 length of drill rod is greater than the length of innermost layer sleeve, and drill rod should have enough length and rigidity, and need to squeeze into intensity
In higher soil layer, reduce the subsequent influence banketed to its verticality as far as possible.4 vertical of drill rod is squeezed into base stabilization layer
Afterwards, effect of contraction is played to each sleeve, maintains the vertical characteristic of each sleeve, it is ensured that each sedimentation pipe and sedimentation plate are only along vertical side
To settling, the monitoring accuracy of Vertical Settlement is substantially increased.
Each 1 length of sleeve is sequentially reduced from inside to outside, and each sleeve is successively become by the embedding depth of outside to inside its sedimentation plate 2
Greatly.
The deep soil settlement survey work progress of high roadbed soil body deep soil settlement survey device, comprising the following steps:
(1), on proposing the embankment engineering ground for setting monitoring device, drill rod 4 is squeezed into, 4 bottom of drill rod is made to enter intensity height
Soil layer in, and drill rod 4 is in vertical state, and visual drill rod 4 is the fixed reference being no longer subjected to displacement；
(2), it carries out back-filling in layers and rolling, when filling to bottommost observation point, innermost layer sleeve be covered on drill rod, set
The sedimentation plate and the soil body of cylinder bottom are in close contact, and the graduated scale recorded between the sleeve zero graduation line and drill rod zero graduation line is initial
Difference；
(3), continue back-filling in layers and roll, when filling to second observation point, relevant sleeve is covered on drill rod,
The sedimentation plate and the soil body of the sleeve bottom are in close contact, while recording the quarter between the sleeve zero graduation line and drill rod zero graduation line
Spend ruler initial difference；
(4), continue back-filling in layers and roll, operated repeatedly by step (2)~(3) to backfill and roll completion, drill rod
With each sleeve outer wall not set guiding fin when, it is adjustable that each sleeve upper layer sedimentation plate and lower layer settle plate angle, according to reality
Situation adjusts angle, adapts to the soil layer of different uniformities；When drill rod and each sleeve outer wall setting guiding fin, adjacent upper and lower level set
The sedimentation plate of drum outer wall is mutually perpendicular to, the soil layer for being suitble to uniformity good, so that drill rod is in vertical shape always in such backfilling process
State.
After drill rod 4 and each sleeve 2 are embedded to the soil body, the top of outermost layer sleeve should be higher than that the face of banketing, the top of each sleeve are high
Degree successively reduces from inside to outside, and the top of drill rod is higher than innermost layer sleeve top.
After drill rod and each sleeve embedment soil body, drill rod top is not less than innermost layer sleeve top 100mm, outermost layer sleeve top
End is not less than the face 300mm that bankets, and each sleeve tip height successively reduces from inside to outside, and adjacent sleeve top spacing is not less than
50mm。
The utility model is mainly used for embankment engineering, buries each sleeve when filling during filling.And it is traditional heavy
Dropping monitoring device is drilled in the soil body and is buried again after embankment engineering.
Under the premise of confirming that the verticality of drill rod 4 is met the requirements, visual drill rod 4 is the fixation reference being no longer subjected to displacement
Object, records the initial graduated scale difference of reading between each sleeve and drill rod, and the changing value of subsequent each sleeve difference of reading is corresponding heavy
The practical sedimentation value for dropping plate can be quickly obtained the sedimentation value of each sedimentation plate, convenient reading, high-efficient.
During filling, it should take measures to reduce filling construction to the disturbing influence of buried depth sedimentation pipe and drill rod, maintenance
The vertical characteristic of device.
The case where showing only sedimentation pipe in attached drawing and settling the partial shape and part connection type of plate, thinks according to mentioning
Road, thus it is possible to vary the shape and connection type of sedimentation pipe and sedimentation plate are such as arranged circular sedimentation plate, form other correlation types
Deep soil settlement survey device, belong to the equivalent modifications and change of this technology, details are not described herein again.
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable；The same or similar label corresponds to same or similar
Component；The terms describing the positional relationship in the drawings are only for illustration, should not be understood as the limitation to this patent.
The utility model is not limited to above-mentioned specific embodiment, according to above content, according to the ordinary skill of this field
Knowledge and customary means, under the premise of not departing from the utility model above-mentioned basic fundamental thought, the utility model can also be made
Equivalent modifications, replacement or the change of other diversified forms, all fall within the protection scope of the utility model.
Claims (8)
1. a kind of high roadbed soil body deep soil settlement survey device, it is characterised in that: the set being successively set with from inside to outside including multilayer
Cylinder, wherein inner layer sleeve axial ends is pierced by from outer layer sleeve axial direction corresponding end respectively, innermost layer in inside and outside adjacent two layers sleeve
Sleeve in through there is drill rod, every layer of sleeve outer wall lower end is symmetrically arranged with a pair of of sedimentation plate in multilayer sleeve；The multilayer set
Each sedimentation plate is judged based on each graduated scale difference of reading along graduated scale is axially arranged on every layer of sleeve outer wall and drill rod outer wall in cylinder
Settling amount.
2. high roadbed soil body deep soil settlement survey device according to claim 1, it is characterised in that: the drill rod, each
Sleeve outer wall is equipped with two axially symmetrically arranged guiding fins；Two guiding fins and one on each sleeve outer wall
Straight line where sedimentation plate is mutually perpendicular to, each sleeve lining is equipped with the guide chute matched with fin.
3. high roadbed soil body deep soil settlement survey device according to claim 2, it is characterised in that: the drill rod outer wall
On guiding fin length be less than drill rod length, the guiding fin length on each sleeve outer wall is less than each length sleeve.
4. high roadbed soil body deep soil settlement survey device according to claim 1, it is characterised in that: in the multilayer sleeve
Every layer of sleeve lateral wall and sedimentation plate upper surface be connected with ribbed stiffener.
5. high roadbed soil body deep soil settlement survey device according to claim 1, it is characterised in that: the multilayer sleeve
In inside and outside adjacent two layers sleeve, outer layer sleeve internal diameter be greater than or equal to inner layer sleeve outer diameter.
6. high roadbed soil body deep soil settlement survey device according to claim 1, it is characterised in that: the multilayer sleeve
In innermost layer sleeve diameter be greater than or equal to drill rod outer diameter.
7. high roadbed soil body deep soil settlement survey device according to claim 1, it is characterised in that: the multilayer sleeve and
The zero graduation line of the graduated scale of drill rod is located above, wherein the graduated scale zero graduation line of each sleeve is coplanar with sleeve top surface, institute
The zero graduation line for the drill rod high scale ruler stated is located at one section of drill rod tup lower part.
8. high roadbed soil body deep soil settlement survey device according to claim 1, it is characterised in that: the drill rod length is big
In the length of innermost layer sleeve, each length sleeve is sequentially reduced from inside to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920126903.2U CN209310685U (en) | 2019-01-25 | 2019-01-25 | A kind of high roadbed soil body deep soil settlement survey device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920126903.2U CN209310685U (en) | 2019-01-25 | 2019-01-25 | A kind of high roadbed soil body deep soil settlement survey device |
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| CN209310685U true CN209310685U (en) | 2019-08-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579658A (en) * | 2019-01-25 | 2019-04-05 | 国网安徽省电力有限公司建设分公司 | A kind of high roadbed soil body deep soil settlement survey device and method |
| CN110984109A (en) * | 2019-12-06 | 2020-04-10 | 石家庄铁道大学 | Fiber bragg grating settlement sensor |
-
2019
- 2019-01-25 CN CN201920126903.2U patent/CN209310685U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579658A (en) * | 2019-01-25 | 2019-04-05 | 国网安徽省电力有限公司建设分公司 | A kind of high roadbed soil body deep soil settlement survey device and method |
| CN109579658B (en) * | 2019-01-25 | 2024-05-24 | 国网安徽省电力有限公司建设分公司 | Device and method for monitoring layered settlement of high-fill soil body |
| CN110984109A (en) * | 2019-12-06 | 2020-04-10 | 石家庄铁道大学 | Fiber bragg grating settlement sensor |
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