CN110425958B - Soil displacement monitoring device and monitoring method - Google Patents
Soil displacement monitoring device and monitoring method Download PDFInfo
- Publication number
- CN110425958B CN110425958B CN201910759276.0A CN201910759276A CN110425958B CN 110425958 B CN110425958 B CN 110425958B CN 201910759276 A CN201910759276 A CN 201910759276A CN 110425958 B CN110425958 B CN 110425958B
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- inclinometer
- pipe
- pipes
- positioning block
- rope
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- 239000002689 soil Substances 0.000 title claims abstract description 39
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000012806 monitoring device Methods 0.000 title claims abstract description 12
- 238000012544 monitoring process Methods 0.000 title claims abstract description 11
- 239000000523 sample Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The application discloses a soil displacement monitoring device and a monitoring method, wherein the soil displacement monitoring device comprises a plurality of inclinometer pipes which are stacked together and are not connected, and the soil displacement monitoring device is characterized by also comprising a bottom plate, ropes and positioning blocks, wherein the bottom plate is fixedly arranged on one inclinometer pipe, the positioning blocks are provided with a plurality of through holes, the inside of each inclinometer pipe is provided with the positioning blocks, at least two positioning blocks are arranged in each inclinometer pipe, the positioning blocks are parallel to the pipe orifice of the inclinometer pipe, one end of each rope is fixed on the bottom plate, the ropes pass through all inclinometer pipes, the other ends of the ropes are positioned outside the inclinometer pipes, and the ropes pass through the through holes on the positioning blocks.
Description
Technical Field
The invention relates to the field of engineering monitoring, in particular to a soil displacement monitoring device and a monitoring method.
Background
In foundation pit construction (or similar structures), in order to prevent collapse, it is necessary to monitor the displacement condition of the soil, since the soil displacement does not cause collapse. In order to monitor the displacement of soil, the current method is to insert several sections of inclinometer pipes into the soil and keep the inclinometer pipes in a straight line state, then place a displacement sensing probe in each inclinometer pipe, when the soil is displaced, the soil will move with the inclinometer pipes, the displacement sensing probe will move with the displacement sensing probe in the inclinometer pipes, the displacement sensing probe will transmit the movement to the sensor, when the displacement sensing probes transmit the measured values to the sensor, the sensor can know the displacement condition of the whole soil, the cost of the monitoring method is very high, because each inclinometer pipe needs to be provided with a displacement sensing probe, after the monitoring is completed, a part of the displacement sensing probe is permanently buried in the soil, and the price of the displacement sensing probe is very high.
Disclosure of Invention
The invention provides a soil displacement monitoring device and a monitoring method aiming at the problems.
The technical scheme adopted by the invention is as follows:
The utility model provides a soil displacement monitoring devices, includes a plurality of inclinometer pipes, the inclinometer pipes stack is established together, and does not link to each other between the inclinometer pipes, its characterized in that still includes bottom plate, rope and locating piece, the bottom plate is fixed to be set up on an inclinometer pipe, the locating piece has the polylith, and has seted up the through-hole on the locating piece, be provided with in the inclinometer pipe the locating piece, and have two piece at least locating pieces in every inclinometer pipe, the locating piece is on a parallel with the mouth of pipe of inclinometer pipe, rope one end is fixed on the bottom plate, and the rope passes all inclinometer pipes, and the other end of rope is located outside the inclinometer pipe, and the rope passes the through-hole on the locating piece.
When the device is used, the inclinometer pipes are required to be embedded into soil one by one, the inclinometer pipes are kept in a straight line, the inclinometer pipe provided with the bottom plate is positioned at the lowest part, the total length of the rope in the device is fixed, and firstly one end of the rope is fixed on the bottom plate; when soil moves, the inclinometer pipes in the soil also move, and the inclinometer pipes can become bent and twisted, and as the ropes are initially positioned in the inclinometer pipes and are straight, the ropes positioned in the inclinometer pipes also become straight and bent after the ropes become bent and twisted, and the lengths of the ropes exposed out of the inclinometer pipes can become short. When all the inclinometer pipes are driven into the soil, the length M 1 of the rope outside the inclinometer pipes is recorded, the length M 2 of the rope outside the inclinometer pipes is measured after a period of time, if a difference exists between M 1 and M 2, the soil is displaced, and the larger the difference is, the larger the displacement degree of the soil is represented. In practice this device only needs the length that in time survey rope is located outside the side inclined tube can know the displacement condition of soil, needs in time to know the length that the rope is located outside the inclined tube, can fix on KTR displacement sensor at rope one end, KTR displacement sensor, in the rope part gets into the inclined tube by outside the inclined tube, KTR displacement sensor can note the length that the rope got into the inclined tube.
The device can monitor the displacement condition of soil by observing the length of the rope outside the inclinometer pipe, and the displacement sensing probe is not needed, so that the cost is low.
Optionally, the inclinometer pipe is a circular inclinometer pipe, and the positioning block is a circular positioning block.
Optionally, the device further comprises a spring, the positioning block is movably arranged in the inclinometer pipe, the spring is arranged between the positioning block and the positioning block, the spring is arranged between the positioning block and the bottom plate, and the rope penetrates through the spring.
Optionally, a chute is formed in the inner pipe wall of the inclinometer pipe, the chute is parallel to the axis of the inclinometer pipe, a protruding column is arranged on the positioning block, and the protruding column is in sliding fit with the chute.
Optionally, the through hole of locating piece is located the axle center line of inclinometer pipe.
Through the effect of spring in this scheme for can't fold together between the locating piece and between locating piece and the bottom plate, because this device keeps at least 2 locating pieces to be located the inclinometer pipe all the time, just so make the rope in the inclinometer pipe be located the axle center line of inclinometer pipe all the time, and because the through-hole of locating piece is located the axle center line of inclinometer pipe, the part that the rope is located the inclinometer pipe is the coincidence in the axle center line of inclinometer pipe all the time promptly, ensures that the rope can not take place to crookedly in the inclinometer pipe, just so improved monitoring accuracy by a wide margin.
Optionally, the positioning block is fixed on the inclinometer pipe.
A monitoring method comprises the following steps,
S1: embedding the inclinometer pipes into soil one by one, keeping the inclinometer pipes in a straight line, wherein the inclinometer pipe provided with the bottom plate is positioned at the bottommost end, and one end of the rope is positioned above the ground;
s2: the spring is sleeved on the rope, the positioning block is plugged into the inclinometer pipe after passing through the rope, and the convex column on the positioning block is in sliding fit with the chute on the inclinometer pipe; after all the positioning blocks and springs are placed in the inclinometer pipe, the springs are positioned between the positioning blocks and the bottom plate.
The beneficial effects of the invention are as follows: the displacement condition of soil can be monitored constantly by observing the length of the rope outside the inclinometer pipe, a displacement sensing probe is not needed, and the cost is low.
Drawings
FIG. 1 is a schematic diagram of the structure of embodiment 1;
FIG. 2 is a schematic diagram of the cross-sectional structure of the A-A direction in FIG. 1;
FIG. 3 is a schematic diagram of the structure of embodiment 2;
Fig. 4 is a schematic diagram of the operation of embodiment 1 and embodiment 2.
The reference numerals in the drawings are as follows: 1. inclinometer pipe, 101, chute, 2, rope, 3, locating piece, 301, protruding post, 302, through-hole, 4, spring, 5, bottom plate.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Example 1
As shown in fig. 1 and fig. 2, a plurality of independent inclinations pipes 1 are stacked together, the inclinations pipes 1 are in a vertical state, the inclinations pipes 1 are all circular pipes, a bottom plate 5 is fixedly arranged on the inclinations pipe 1 at the lowest position, the bottom plate 5 is parallel to the pipe orifice of the inclinations pipe 1, a chute 101 is formed in the pipe wall of the inclinations pipe 1, a through hole 302 is formed in the center of the circular positioning block 3, the through hole 302 of the positioning block 3 is in a straight line with the axial lead of the inclinations pipe 1, a rope 2 passes through the through hole 302, a raised column 301 is arranged on the side wall of the positioning block 3, the raised column 301 is matched with the chute 101 of the inclinations pipe 1, the diameter of the positioning block 3 is equal to the inner diameter of the inclinations pipe 1, one end of the rope 2 passes through the positioning hole of all positioning blocks 3 and is located outside the pipe orifice of the inclinations pipe 1 at the highest position, at least 2 positioning blocks 3 are movably arranged on each inclinations pipe 1 (the positioning block 3 can be only provided with one positioning block 3 of the lowest positioning block 1), a spring 4 is arranged between the positioning blocks 3 and 3, the positioning block 4 is also arranged between the positioning blocks and 3 and the positioning block 1, and the spring 2 is also arranged outside the spring 2, and the spring 2 is arranged outside the spring 2.
Example 2
As shown in fig. 3, the device comprises a plurality of circular inclinometer pipes 1, each inclinometer pipe 1 is fixedly provided with 2 positioning blocks 3, through holes on the positioning blocks 3 are arranged on the axis of the inclinometer pipe 1, the inclinometer pipes 1 are mutually overlapped to form a straight line, a bottom plate is fixed on the lowest inclinometer pipe 1, one end of a rope 2 is fixed at the center of the bottom plate 2, and the other end of the rope 2 is positioned outside the uppermost inclinometer pipe 1 after passing through the through holes 302 of all the positioning blocks 3.
It should be noted that, in the embodiments 1 and 2, only one positioning block 3 may be provided for the lowermost inclinometer 1, but the premise of providing one positioning block 3 is that the fixing point of the rope 2 and the bottom plate 5 is located on the axis of the inclinometer 1.
The application method of the device is as follows
S1: embedding the inclinometer pipes into soil one by one, keeping the inclinometer pipes in a straight line, wherein the inclinometer pipe provided with the bottom plate is positioned at the bottommost end, and one end of the rope is positioned above the ground;
S2: the spring is sleeved on the rope, the positioning block is plugged into the inclinometer pipe after passing through the rope, and the convex column on the positioning block is in sliding fit with the chute on the inclinometer pipe; after all the positioning blocks and the springs are placed in the inclinometer pipe, the springs are positioned between the positioning blocks and the bottom plate.
When all the inclinometer pipes are driven into the soil, the length M 1 of the rope outside the inclinometer pipes is recorded, the length M 2 of the rope outside the inclinometer pipes is measured after a period of time, if a difference exists between M 1 and M 2, the soil is displaced, and the larger the difference is, the larger the displacement degree of the soil is represented.
The above process is further described with reference to fig. 4, where the arrow in fig. 4 represents the movement direction of the soil, the soil below the arrow does not move, and the soil at the arrow and above the arrow moves to the right, so that the soil drives the inclinometer pipe to move to the right in the rightward movement process, and the movement of the inclinometer pipe to the right causes the rope exposed outside the inclinometer pipe to move into the inclinometer pipe.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather is intended to cover all equivalent structures as modifications within the scope of the invention, either directly or indirectly, as may be contemplated by the present invention.
Claims (3)
1. The soil displacement monitoring device comprises a plurality of inclinometer pipes, wherein the inclinometer pipes are stacked together and are not connected with each other, and the soil displacement monitoring device is characterized by further comprising a bottom plate, ropes and positioning blocks, wherein the bottom plate is fixedly arranged on one inclinometer pipe, the positioning blocks are provided with a plurality of through holes, the positioning blocks are arranged in the inclinometer pipes, at least two positioning blocks are arranged in each inclinometer pipe, the positioning blocks are parallel to pipe orifices of the inclinometer pipes, one end of each rope is fixed on the bottom plate, the ropes penetrate through all the inclinometer pipes, the other ends of the ropes are positioned outside the inclinometer pipes, and the ropes penetrate through the through holes in the positioning blocks;
the inclinometer is a round inclinometer, and the positioning block is a round positioning block;
The positioning block is movably arranged in the inclinometer pipe, the spring is arranged between the positioning block and the positioning block, the spring is arranged between the positioning block and the bottom plate, and the rope penetrates through the spring;
a chute is formed in the inner pipe wall of the inclinometer pipe, the chute is parallel to the axial lead of the inclinometer pipe, a convex column is arranged on the positioning block, and the convex column and the chute are in sliding fit together;
The through hole of the positioning block is positioned on the axis of the inclinometer pipe.
2. The soil displacement monitoring device of claim 1, wherein the positioning block is fixed to the inclinometer pipe.
3. A monitoring method suitable for a soil displacement monitoring device as claimed in any one of claims 1 to 2, comprising the steps of,
S1: embedding the inclinometer pipes into soil one by one, keeping the inclinometer pipes in a straight line, wherein the inclinometer pipe provided with the bottom plate is positioned at the bottommost end, and one end of the rope is positioned above the ground;
s2: the spring is sleeved on the rope, the positioning block is plugged into the inclinometer pipe after passing through the rope, and the convex column on the positioning block is in sliding fit with the chute on the inclinometer pipe; after all the positioning blocks and springs are placed in the inclinometer pipe, the springs are positioned between the positioning blocks and the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910759276.0A CN110425958B (en) | 2019-08-16 | 2019-08-16 | Soil displacement monitoring device and monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910759276.0A CN110425958B (en) | 2019-08-16 | 2019-08-16 | Soil displacement monitoring device and monitoring method |
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| Publication Number | Publication Date |
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| CN110425958A CN110425958A (en) | 2019-11-08 |
| CN110425958B true CN110425958B (en) | 2024-07-02 |
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| CN112493029A (en) * | 2020-12-18 | 2021-03-16 | 浙江师范大学 | Rice planting is with educating seedling tray |
| CN118518054B (en) * | 2024-07-24 | 2024-09-13 | 山东农业大学 | Soil displacement monitoring device and monitoring method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN210268449U (en) * | 2019-08-16 | 2020-04-07 | 浙江乐孚信息科技有限公司 | Soil displacement monitoring device |
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| KR100708781B1 (en) * | 2005-08-09 | 2007-04-18 | 주식회사 로텍인스트루먼트 | Apparatus for Measuring Displacement of Engineering Structure and Underground Displacement |
| CN105350509B (en) * | 2015-10-10 | 2017-04-26 | 机械工业勘察设计研究院有限公司 | Filing layered sedimentation monitoring device and method |
| CN107576247A (en) * | 2017-09-27 | 2018-01-12 | 武汉科技大学 | A kind of measurement apparatus for measuring inside soil body sedimentation deformation |
| CN108643159A (en) * | 2018-06-04 | 2018-10-12 | 浙江省水利河口研究院 | Soft base deepwater diking deeply mixing cement-soil pile monitoring device and method |
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| CN210268449U (en) * | 2019-08-16 | 2020-04-07 | 浙江乐孚信息科技有限公司 | Soil displacement monitoring device |
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