CN104535031A - Geotextile filled geotube interlamination tangential dislocation and displacement measuring device - Google Patents
Geotextile filled geotube interlamination tangential dislocation and displacement measuring device Download PDFInfo
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- CN104535031A CN104535031A CN201410769139.2A CN201410769139A CN104535031A CN 104535031 A CN104535031 A CN 104535031A CN 201410769139 A CN201410769139 A CN 201410769139A CN 104535031 A CN104535031 A CN 104535031A
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- containment vessel
- measuring device
- geotextile
- protective shell
- heaved
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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Abstract
The invention discloses a geotextile filled geotube interlamination tangential dislocation and displacement measuring device. The measuring device comprises an upper protective shell, a lower protective shell, a sliding protective shell, T-shaped sliding blocks, a displacement sensor and sliding grooves. The upper protective shell is provided with a containing cavity for containing the displacement sensor. The fixed support end of the displacement sensor is fixedly connected with one end of the lower protective shell. The movable rod end of the displacement sensor and one end of the upper protective shell are fixed. The top end of the sliding protective shell is fixedly connected with the inner surface of the upper protective shell. The upper ends of the T-shaped sliding blocks are fixed in the sliding protective shell. The two sides of the lower protective shell are provided with the parallel sliding grooves in the direction of the displacement sensor. The sliding grooves are connected with the lower ends of the T-shaped sliding blocks in a matched and sliding mode. The measuring device is easy and convenient to mount, free of influencing dam construction, capable of measuring the tangential dislocation and displacement directly in the measuring process and convenient to use, the safety monitoring cost is lowered, the negative effect on the environment is extremely low, and it is guaranteed that a dam brings up social and economical benefits and the like.
Description
Technical field
The present invention relates to a kind of displacement measuring device, be specifically related to a kind of geotextile filled geotube middle water and heave dynamic displacement measuring device, belong to safety monitoring technology field.
Background technology
Enclose and cultivate dyke building to build a dam from traditional jackstone the silt particle mud-filled bag embankment in modern times, from dam material, technique of building a dam, design theory method, analytical calculation principle until risk, safety assessment technique etc. all there occurs essence changes.Carrying out based on the naked dam of pipe bag is the reclamation dam construction time of dike core, the study on monitoring of runtime safety, and by the monitoring of typical section, the operation condition of the general dykes and dams of grasp that can be comparatively quantitative, for providing analysis foundation to the safe operation of whole dam construction.The study on monitoring work that present stage has carried out comprises the contents such as settlement observation, horizontal displacement observation, pore water pressure observation, vacuum pressure observation, the deformation observation of mould bag.
Current geotextile filled geotube dam construction mainly concentrates on Coastal beach, dykes and dams can be subject to the impacts such as tide, tsunami, wave, typhoon, easily make the horizontal changing of the relative positions of geotextile filled geotube interlayer generation, serious by causing whole dykes and dams dam body unstability, can cause serious potential safety hazard.
In order to get information about geotextile filled geotube dykes and dams horizontal changing of the relative positions actual conditions of pipe bag interlayer generation when the construction time is impacted by tide, tsunami, wave, typhoon etc. and be familiar with, and contribute to the research taking corresponding improvement and reinforcement measure, need monitor the flat alternate displacement of geotextile tube bag middle water.Traditional horizontal displacement observation method can not meet the requirement of monitoring, and the flat alternate displacement of middle water of geotextile filled geotube cannot be observed.
Summary of the invention
Object: in order to overcome the deficiencies in the prior art, the invention provides a kind of geotextile filled geotube middle water and to heave dynamic displacement measuring device.
A kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device, it is characterized in that: comprising: upper containment vessel, lower containment vessel, slip containment vessel, T-shaped sliding shoe, displacement transducer, sliding tray; Described lower containment vessel arranges the accommodating cavity for holding displacement transducer, and the hold-down support end of institute's displacement sensors is fixedly connected with lower containment vessel one end; The movable rod end of displacement transducer and one end of upper containment vessel are fixed;
The top of described slip containment vessel is fixedly connected with the inside surface of upper containment vessel, and the upper end of T-shaped sliding shoe is fixed in slip containment vessel; Described lower containment vessel both sides are arranged with sliding tray in parallel along displacement transducer direction, and described sliding tray matches with T-shaped sliding shoe lower end and is slidably connected.
Described a kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device, it is characterized in that: described upper containment vessel is provided with the bolt hole for being fixedly connected with upper strata geotextile filled geotube; Described lower containment vessel is provided with the bolt hole for being fixedly connected with lower floor geotextile filled geotube.
Preferably, described a kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device, and it is characterized in that: also comprise candan universal joint, the movable rod end of displacement transducer is fixed by one end of candan universal joint transition and upper containment vessel.
Preferably; described a kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device; it is characterized in that: described lower containment vessel is provided with sensor and installs fixed orifice, the hold-down support end of displacement transducer 5 installs by sensor one end that fixed orifice screw is anchored at lower containment vessel.
Preferably; described a kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device; it is characterized in that: described upper containment vessel or lower containment vessel offer wire guide, the signal transmssion line of displacement transducer is passed by wire guide and is connected with monitoring system signal.
Preferably; described a kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device; it is characterized in that: be provided with sliding shoe in described slip containment vessel and install fixed orifice, the upper end of T-shaped sliding shoe is installed fixed orifice by screw and sliding shoe and is fixedly connected with slip containment vessel.
Preferably, described a kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device, it is characterized in that: described upper containment vessel, slip containment vessel, be provided with filter bag between lower containment vessel and displacement transducer.
Beneficial effect: a kind of geotextile filled geotube middle water provided by the invention is heaved dynamic displacement measuring device, when the load action such as tide, wave is in filled geotube dykes and dams, upper and lower geotextile filled geotube interlayer is as produced the horizontal changing of the relative positions, pass to containment vessel and lower containment vessel respectively, record its slip variable quantity by the displacement transducer in measurement mechanism; By wire transmission to monitoring system, directly show alternate displacement reading by monitoring system, can solve dykes and dams constructing, normal when running between geotextile tube bag horizontal alternate displacement carry out the difficulty of monitoring.Have the following advantages: 1) this device was installed in the construction time of filled geotube dykes and dams, and simple installation, do not affect dam construction; 2) horizontal alternate displacement is directly measured when monitoring, easy to use; Safety monitoring cost can be reduced, minimum to environment negative effect, providing technical support for ensureing that embankment safety runs, playing society, economic dispatch benefit.
accompanying drawing illustrates:
Fig. 1 is front elevation of the present invention;
Fig. 2 is vertical view of the present invention;
Fig. 3 is the structural representation of lower containment vessel in the present invention;
Fig. 4 is the schematic cross-sectional view of the present invention in T-shaped sliding shoe position.
In figure: upper containment vessel 1, lower containment vessel 2, slip containment vessel 3, T-shaped sliding shoe 4, displacement transducer 5, sliding tray 6, candan universal joint 7, filter bag 8, bolt hole 9, wire guide 10, fixed orifice 11 installed by sensor, and sliding shoe installs fixed orifice 12.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail:
As shown in Figures 1 to 4, for a kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device, comprising: upper containment vessel 1, lower containment vessel 2, slip containment vessel 3, T-shaped sliding shoe 4, displacement transducer 5, sliding tray 6, candan universal joint 7, filter bag 8, bolt hole 9, wire guide 10, fixed orifice 11 installed by sensor, and sliding shoe installs fixed orifice 12; Described lower containment vessel 2 arranges the accommodating cavity for holding displacement transducer 5, and the hold-down support end of institute's displacement sensors 5 is fixedly connected with lower containment vessel 2 one end; The movable rod end of displacement transducer 5 is fixed by one end of candan universal joint 7 transition and upper containment vessel 2.
In order to ensure the displacement changing of the relative positions in the horizontal direction, the top of described slip containment vessel 3 is fixedly connected with the inside surface of upper containment vessel 2, and the upper end of T-shaped sliding shoe 4 is fixed in slip containment vessel 3; Described lower containment vessel 2 both sides are arranged with sliding tray 6 in parallel along displacement transducer 5 direction, and described sliding tray 6 matches with T-shaped sliding shoe 4 lower end and is slidably connected.
Preferably, described a kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device, it is characterized in that: described upper containment vessel 1 is provided with the bolt hole 9 for being fixedly connected with upper strata geotextile filled geotube; Described lower containment vessel 1 is provided with the bolt hole 9 for being fixedly connected with lower floor geotextile filled geotube.
Preferably; described a kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device; it is characterized in that: described upper containment vessel 1 or lower containment vessel 2 offer wire guide 10, the signal transmssion line of displacement transducer 5 is passed by wire guide 10 and is connected with monitoring system signal.
The installation method of measurement mechanism is fixed with upper and lower layer geotextile filled geotube respectively by plate screw by the upper and lower containment vessel of measurement mechanism; and the upper and lower containment vessel of measurement mechanism is by the free horizontal slip in relative chute of slip containment vessel, its slide displacement amount is then recorded by the displacement transducer be arranged in upper and lower containment vessel.The in-site installation when geotextile filled geotube dam construction, between the geotextile filled geotube levels being placed in selected monitoring section position, use plate screw anchor connection, it is domatic that displacement transducer signal transmission line causes land side along dykes and dams transversal section.
When the load action such as tide, wave is in filled geotube dykes and dams, geotextile filled geotube interlayer, as produced the horizontal changing of the relative positions, records its slip variable quantity by the displacement transducer in measurement mechanism.By wire transmission to monitoring system, directly show alternate displacement reading by monitoring system, can solve dykes and dams constructing, normal when running between geotextile tube bag horizontal alternate displacement carry out the difficulty of monitoring.
Preferably; described a kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device; it is characterized in that: described lower containment vessel 2 is provided with sensor and installs fixed orifice 11, the hold-down support end of displacement transducer 5 is anchored at one end of lower containment vessel 2 with screw by sensor installation fixed orifice 11.
Preferably; described a kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device; it is characterized in that: be provided with sliding shoe in described slip containment vessel 3 and install fixed orifice 12, the upper end of T-shaped sliding shoe 4 is installed fixed orifice 12 by screw and sliding shoe and is fixedly connected with slip containment vessel 3.
Preferably, described a kind of geotextile filled geotube middle water is heaved dynamic displacement measuring device, it is characterized in that: described upper containment vessel 1, slip containment vessel 3, be provided with filter bag 8 between lower containment vessel 2 and displacement transducer 5.Prevent the impurity in tide, wave etc. from entering the accuracy affecting displacement transducer 5.
Installation method of the present invention is as follows: 1) in the dam construction phase, first lower floor's geotextile filled geotube and lower containment vessel 2 is fixed with plate screw by bolt hole 9; 2) hold-down support one of displacement transducer 5 is anchored at one end of lower containment vessel 2 with screw by sensor installation fixed orifice 11; And displacement transducer 5 motion bar one one end by candan universal joint 7 transition screw and upper containment vessel 1 is fixed; upper and lower containment vessel is then guided along horizontal slip by T-shaped sliding shoe 4 in relative sliding groove 6 by slip containment vessel 3, and is connected with monitoring system by wire guide 10 by the measure traverse line of displacement transducer 5.Then T-shaped sliding shoe 4 three in upper containment vessel 1, slip containment vessel 3, slip containment vessel is screwed connection; 3) finally upper strata geotextile filled geotube and upper containment vessel 1 are fixed with follower bolt by bolt hole 9.
Geotextile filled geotube of the present invention horizontal alternate displacement measurement mechanism using method: alternate displacement amount is transferred to monitoring system by signal transmssion line by a) fixing measurement mechanism; B) by monitoring system reveal competence alternate displacement reading; C) its horizontal alternate displacement data are recorded.
The horizontal alternate displacement measurement mechanism of geotextile filled geotube provided by the invention, simple installation, does not affect dam construction, horizontal alternate displacement is directly measured during monitoring, easy to use, and reduce safety monitoring cost, minimum to environment negative effect, ensure that dykes and dams play society, economic dispatch benefit.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. geotextile filled geotube middle water is heaved a dynamic displacement measuring device, it is characterized in that: comprising: upper containment vessel, lower containment vessel, slip containment vessel, T-shaped sliding shoe, displacement transducer, sliding tray; Described lower containment vessel arranges the accommodating cavity for holding displacement transducer, and the hold-down support end of institute's displacement sensors is fixedly connected with lower containment vessel one end; The movable rod end of displacement transducer and one end of upper containment vessel are fixed;
The top of described slip containment vessel is fixedly connected with the inside surface of upper containment vessel, and the upper end of T-shaped sliding shoe is fixed in slip containment vessel; Described lower containment vessel both sides are arranged with sliding tray in parallel along displacement transducer direction, and described sliding tray matches with T-shaped sliding shoe lower end and is slidably connected.
2. a kind of geotextile filled geotube middle water according to claim 1 is heaved dynamic displacement measuring device, it is characterized in that: described upper containment vessel is provided with the bolt hole for being fixedly connected with upper strata geotextile filled geotube; Described lower containment vessel is provided with the bolt hole for being fixedly connected with lower floor geotextile filled geotube.
3. a kind of geotextile filled geotube middle water according to claim 1 is heaved dynamic displacement measuring device, and it is characterized in that: also comprise candan universal joint, the movable rod end of displacement transducer is fixed by one end of candan universal joint transition and upper containment vessel.
4. a kind of geotextile filled geotube middle water according to claim 1 is heaved dynamic displacement measuring device; it is characterized in that: described lower containment vessel is provided with sensor and installs fixed orifice, the hold-down support end of displacement transducer 5 installs by sensor one end that fixed orifice screw is anchored at lower containment vessel.
5. a kind of geotextile filled geotube middle water according to claim 1 is heaved dynamic displacement measuring device; it is characterized in that: described upper containment vessel or lower containment vessel offer wire guide, the signal transmssion line of displacement transducer is passed by wire guide and is connected with monitoring system signal.
6. a kind of geotextile filled geotube middle water according to claim 1 is heaved dynamic displacement measuring device; it is characterized in that: be provided with sliding shoe in described slip containment vessel and install fixed orifice, the upper end of T-shaped sliding shoe is installed fixed orifice by screw and sliding shoe and is fixedly connected with slip containment vessel.
7. a kind of geotextile filled geotube middle water according to any one of claim 1-6 is heaved dynamic displacement measuring device, it is characterized in that: described upper containment vessel, slip containment vessel, be provided with filter bag between lower containment vessel and displacement transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410769139.2A CN104535031B (en) | 2014-12-12 | 2014-12-12 | Geotextile filled geotube interlamination tangential dislocation and displacement measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410769139.2A CN104535031B (en) | 2014-12-12 | 2014-12-12 | Geotextile filled geotube interlamination tangential dislocation and displacement measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104535031A true CN104535031A (en) | 2015-04-22 |
| CN104535031B CN104535031B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410769139.2A Expired - Fee Related CN104535031B (en) | 2014-12-12 | 2014-12-12 | Geotextile filled geotube interlamination tangential dislocation and displacement measuring device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0941381A (en) * | 1995-05-25 | 1997-02-10 | Keisoku Res Consultant:Kk | Ground displacement restraint |
| CN2651708Y (en) * | 2003-07-17 | 2004-10-27 | 水利部交通部电力工业部南京水利科学研究院 | Pole horizontal displacement transducer |
| CN2750288Y (en) * | 2004-07-27 | 2006-01-04 | 卢新民 | Electrical logging rod type settlement gauge |
| CN201637396U (en) * | 2010-01-15 | 2010-11-17 | 河海大学 | Measuring device for relative displacement between structure and soil phase |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1472560A1 (en) * | 1986-10-20 | 1989-04-15 | А. И. Сапожников | Permanent structure exposed to lateral shear of soil |
-
2014
- 2014-12-12 CN CN201410769139.2A patent/CN104535031B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0941381A (en) * | 1995-05-25 | 1997-02-10 | Keisoku Res Consultant:Kk | Ground displacement restraint |
| CN2651708Y (en) * | 2003-07-17 | 2004-10-27 | 水利部交通部电力工业部南京水利科学研究院 | Pole horizontal displacement transducer |
| CN2750288Y (en) * | 2004-07-27 | 2006-01-04 | 卢新民 | Electrical logging rod type settlement gauge |
| CN201637396U (en) * | 2010-01-15 | 2010-11-17 | 河海大学 | Measuring device for relative displacement between structure and soil phase |
Non-Patent Citations (1)
| Title |
|---|
| 何福江 等: "高土石坝内部变形观测", 《四川水力发电》 * |
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| CN104535031B (en) | 2017-05-03 |
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