CN106560675B - It is a kind of for protecting device, manufacturing method and the application of deviational survey hole bottom pass - Google Patents
It is a kind of for protecting device, manufacturing method and the application of deviational survey hole bottom pass Download PDFInfo
- Publication number
- CN106560675B CN106560675B CN201610385465.2A CN201610385465A CN106560675B CN 106560675 B CN106560675 B CN 106560675B CN 201610385465 A CN201610385465 A CN 201610385465A CN 106560675 B CN106560675 B CN 106560675B
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- China
- Prior art keywords
- hard
- semi
- rigid plastic
- hole bottom
- deviational survey
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
It is a kind of for protecting the device of deviational survey hole bottom pass; including the hard or semi-rigid plastic pipe matched with inclinometer pipe internal diameter; hard or semi-rigid plastic pipe sleeve are set on the outside of column aluminium core; the longitudinal section two sides indention shape of column aluminium core; high-strength mortar layer is filled between hard or semi-rigid plastic pipe and column aluminium core, the mortar compression strength of high-strength mortar layer is not less than 50Mpa.It is provided by the invention a kind of for protecting device, manufacturing method and the application of deviational survey hole bottom pass; it can solve the compressed problem of inclinometer pipe; guarantee that inclinometer pipe is not compressed significantly cutting position inner cavity, for instrument can test to creating conditions as far as possible close to slide strips position.
Description
Technical field
It is especially a kind of for protecting deviational survey hole bottom pass the present invention relates to belonging to geotechnical engineering monitoring technical field
Device, manufacturing method and application.
Background technique
Landslide Hazards are geologic hazard types the most universal, and monitoring and warning is the main of reply Landslide Hazards
One of engineering measure, and drillhole inclination survey method is generallyd use for landslide depth displacement and is monitored.Drillhole inclination survey method needs to drill
Near to slide strips and inclinometer pipe is installed, deviational survey bottom of the tube buried depth will enter stable basement rock lower than slide strips.It is slided when landslide generates deep
When shifting, deep displacement can be calculated by measuring inclinometer pipe inclination angle paragraph by paragraph.But it if the deep displacement value on landslide is larger, surveys
Inclined tube can be cut, and monitoring holes also will failure.
The patent of invention that China Patent No. is 201310352732.2 proposes a kind of deep to landslide using magnetic orientation technology
Portion is displaced the method measured, can continue the deep displacement for monitoring slip mass after deviational survey hole is cut using the method,
Involved magnetic orientation technology be it is sterically defined to realize by local static field caused by measurement target magnetic pole, and one
The static magnetic field strength on a permanent magnet periphery be decayed with 3 powers of distance, therefore in this way Magnetic Sensor to target
Magnetic pole effective detection range would become hard to implement this method more than this distance substantially at 5 to 7 meters.So to guarantee above-mentioned side
Effective implementation of method or similar magnetic positioning method, should make Magnetic Sensor as far as possible close to target magnetic pole.
Hollow deviational survey tube cavity is circular hole when not being sheared compression, if landslide sliding, inclinometer pipe is near slide strips
It is cut, cutting a certain range of inclinometer pipe in position or more can all be compressed, and inner cavity is crushed, this compression zone substantially exists
0.5 to 1.5 meter even longer.China Patent No. is difficult in this way for magnetic sensing probe in 201310352732.2 technical solution
Test is to the position of deeper closer target magnetic pole, and measurement accuracy reduces and measurement range greatly reduces.
Summary of the invention
The device that technical problem to be solved by the invention is to provide a kind of for protecting deviational survey hole bottom pass, manufacturer
Method and application can solve the compressed problem of inclinometer pipe, guarantee that inclinometer pipe is not compressed significantly in cutting position inner cavity, are instrument
Device can test to creating conditions as far as possible close to slide strips position.
In order to solve the above technical problems, the technical scheme adopted by the invention is that: one kind is for protecting deviational survey hole base apertures
The device of type, including the hard or semi-rigid plastic pipe matched with inclinometer pipe internal diameter, hard or semi-rigid plastic pipe sleeve
Set on column aluminium core outside, the longitudinal section two sides indention shape of column aluminium core, hard or semi-rigid plastic pipe and column aluminium
High-strength mortar layer is filled between core, the mortar compression strength of high-strength mortar layer is not less than 50Mpa.
The longitudinal section two sides indention shape of column aluminium core, radius is 20 millimeters at tooth tip, and radius is 5 millis at tooth root
Rice.
A kind of manufacturing method of the above-mentioned device for protecting deviational survey hole bottom pass, is placed in hard or half for column aluminium core
Plastic conduit center, then high-strength mortar is poured into, high-strength mortar layer is formed after hardening, that is, completes the manufacture of described device.
A kind of application of the above-mentioned device for being used to protect deviational survey hole bottom pass are as follows: supervised when passing through inclinometer in inclinometer pipe
Behind the sliding shear band buried depth position for measuring slip mass, the device for protecting deviational survey hole bottom pass is installed into inclinometer pipe,
It should ensure that the top of hard or semi-rigid plastic pipe is higher by 20 centimetres of shear band buried depth of sliding when installation.
It is provided by the invention a kind of for protecting device, manufacturing method and the application of deviational survey hole bottom pass, in inclinometer pipe
After middle installation, the extruding force and shearing force that inclinometer pipe is subject in shear band position will be all transmitted on device, since device is each
The compression strength of component is high, can resist external pressure well, guarantees that deviational survey tube cavity will not be significantly compression.And for from survey
Inclined tube is transmitted to the shearing force of device, hard or semi-rigid plastic material and the anti-shear ability of mortar material is all weaker, is easier to
It cuts.And aluminium core is because of dentalation, and when by shearing force, root position is also easy to produce stress concentration, lead to drawing crack,
Form neat fracture.Therefore the fracture after final inclinometer pipe is cut is neat, and inner cavity will not be significantly compression, and can solve inclinometer pipe
Compressed problem, guarantee inclinometer pipe cut position inner cavity be not compressed significantly, be instrument can test to as far as possible close to cunning
Band position creates conditions；Structure, manufacturing process are simple, at low cost, are suitable for large-scale promotion and application.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples:
Fig. 1 is the structural schematic diagram of apparatus of the present invention；
Fig. 2 is the schematic diagram that apparatus of the present invention are applied to inclinometer pipe.
Specific embodiment
As shown in Figure 1, a kind of match for protecting the device of deviational survey hole bottom pass, including with 5 internal diameter of inclinometer pipe
The hard or semi-rigid plastic pipe 1 of conjunction, hard or semi-rigid plastic pipe 1 are sheathed on 3 outside of column aluminium core, and column aluminium core 3 is indulged
Section two sides indention shape is filled with high-strength mortar layer 2 between hard or semi-rigid plastic pipe 1 and column aluminium core 3, high-strength
The mortar compression strength of screed 2 is not less than 50Mpa.
Hard or semi-rigid plastic pipe 1 may be selected PS pipe, pvc pipe, ABS pipe, PP pipe etc., tube wall not Ying Taihou, and 1-2 millimeters
It is advisable.
The longitudinal section two sides indention shape of column aluminium core 3, radius is 20 millimeters at tooth tip, and radius is 5 millis at tooth root
Rice, the structure are easy to produce stress in the sawtooth root of laciniation and concentrate, occur when by cross shear
It cuts.
The above-mentioned manufacturing method for being used to protect the device of deviational survey hole bottom pass is that column aluminium core 3 is placed in hard or half
1 center of plastic conduit, then high-strength mortar is poured into, high-strength mortar layer 2 is formed after hardening, that is, completes the manufacture of described device.
As shown in Fig. 2, the application of the above-mentioned device for protecting deviational survey hole bottom pass are as follows: pass through when in inclinometer pipe 5
After inclinometer monitors the 7 buried depth position of sliding shear band of slip mass 4, into inclinometer pipe 5, installation is for protecting deviational survey hole bottom
The device of pass, when installation, should ensure that the top of hard or semi-rigid plastic pipe 1 is higher by 20 centimetres of 7 buried depth of shear band of sliding.
After described device is installed in inclinometer pipe 5, the extruding force and shearing force that inclinometer pipe 5 is subject in shear band position all will
It is transmitted on device 6, since the compression strength of 6 all parts of device is high, external pressure can be resisted well, guarantee inclinometer pipe
5 inner cavities will not be significantly compression.And the shearing force for being transmitted to device 6 from inclinometer pipe 5, hard or semi-rigid plastic material and sand
The anti-shear ability of pulp material is all weaker, is easier to cut.And aluminium core 3 is because of dentalation, when by shearing force, tooth
Root position is also easy to produce stress concentration, leads to drawing crack, forms neat fracture.Therefore the fracture after final inclinometer pipe 5 is cut is neat,
Inner cavity will not be significantly compression, and can solve the compressed problem of inclinometer pipe, guarantee that inclinometer pipe is not significant in cutting position inner cavity
Compression, for instrument can test to creating conditions as far as possible close to slide strips position；Structure, manufacturing process are simple, at low cost, are suitble to big
Range promotes and applies.
Claims (3)
1. a kind of for protecting the device of deviational survey hole bottom pass, it is characterised in that: including matching with inclinometer pipe (5) internal diameter
The hard or semi-rigid plastic pipe (1) of conjunction, hard or semi-rigid plastic pipe (1) are sheathed on the outside of column aluminium core (3), column aluminium core
(3) longitudinal section two sides indention shape, filled with high-strength between hard or semi-rigid plastic pipe (1) and column aluminium core (3)
The mortar compression strength of screed (2), high-strength mortar layer (2) is not less than 50Mpa；
The longitudinal section two sides indention shape of column aluminium core (3), radius is 20 millimeters at tooth tip, and radius is 5 millimeters at tooth root.
2. a kind of as described in claim 1 for protecting the manufacturing method of the device of deviational survey hole bottom pass, it is characterised in that:
Column aluminium core (3) is placed in hard or semi-rigid plastic pipe (1) center, then pours into high-strength mortar, forms high-strength mortar after hardening
Layer (2) completes the manufacture of described device.
3. a kind of as described in claim 1 for protecting the application of the device of deviational survey hole bottom pass, it is characterised in that: when
Behind sliding shear band (7) the buried depth position for monitoring slip mass (4) by inclinometer in inclinometer pipe (5), into inclinometer pipe (5)
Device for protecting deviational survey hole bottom pass is installed, when installation should ensure that hard or the top of semi-rigid plastic pipe (1) are higher by
20 centimetres of buried depth of sliding shear band (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610385465.2A CN106560675B (en) | 2016-06-03 | 2016-06-03 | It is a kind of for protecting device, manufacturing method and the application of deviational survey hole bottom pass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610385465.2A CN106560675B (en) | 2016-06-03 | 2016-06-03 | It is a kind of for protecting device, manufacturing method and the application of deviational survey hole bottom pass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106560675A CN106560675A (en) | 2017-04-12 |
| CN106560675B true CN106560675B (en) | 2019-04-19 |
Family
ID=58485682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610385465.2A Expired - Fee Related CN106560675B (en) | 2016-06-03 | 2016-06-03 | It is a kind of for protecting device, manufacturing method and the application of deviational survey hole bottom pass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106560675B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1546941A (en) * | 2003-12-10 | 2004-11-17 | 中国科学院武汉岩土力学研究所 | Three dimensional collinear measuring method for drillhole inclination survey and axial deformation |
| DE202009009164U1 (en) * | 2008-09-04 | 2009-09-17 | Janßen, Ursula | Appliance / broomstick, flexibly bendable |
| CN103411527A (en) * | 2013-08-11 | 2013-11-27 | 三峡大学 | Magnetic positioning based online monitoring method of achieving of landslide deep layer displacement measurement |
| CN103882848A (en) * | 2014-03-19 | 2014-06-25 | 刘晓宇 | High-strength double-wall inclinometer casing for inclined displacement measurement |
| CN105509628A (en) * | 2016-01-27 | 2016-04-20 | 三峡大学 | Magnetic measurement positioning device and method for monitoring slope deep displacement by utilizing magnetic measurement positioning device |
-
2016
- 2016-06-03 CN CN201610385465.2A patent/CN106560675B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1546941A (en) * | 2003-12-10 | 2004-11-17 | 中国科学院武汉岩土力学研究所 | Three dimensional collinear measuring method for drillhole inclination survey and axial deformation |
| DE202009009164U1 (en) * | 2008-09-04 | 2009-09-17 | Janßen, Ursula | Appliance / broomstick, flexibly bendable |
| CN103411527A (en) * | 2013-08-11 | 2013-11-27 | 三峡大学 | Magnetic positioning based online monitoring method of achieving of landslide deep layer displacement measurement |
| CN103882848A (en) * | 2014-03-19 | 2014-06-25 | 刘晓宇 | High-strength double-wall inclinometer casing for inclined displacement measurement |
| CN105509628A (en) * | 2016-01-27 | 2016-04-20 | 三峡大学 | Magnetic measurement positioning device and method for monitoring slope deep displacement by utilizing magnetic measurement positioning device |
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| Publication number | Publication date |
|---|---|
| CN106560675A (en) | 2017-04-12 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20190419 Termination date: 20200603 |