CN113310457B - Flexible displacement measuring device and measuring equipment - Google Patents
Flexible displacement measuring device and measuring equipment Download PDFInfo
- Publication number
- CN113310457B CN113310457B CN202110683780.4A CN202110683780A CN113310457B CN 113310457 B CN113310457 B CN 113310457B CN 202110683780 A CN202110683780 A CN 202110683780A CN 113310457 B CN113310457 B CN 113310457B
- Authority
- CN
- China
- Prior art keywords
- flexible
- measuring device
- blocks
- block
- fixing block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- G01B21/32—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 the deformation in a solid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/021—Sealings between relatively-stationary surfaces with elastic packing
- F16J15/022—Sealings between relatively-stationary surfaces with elastic packing characterised by structure or material
Abstract
The utility model belongs to the technical field of civil engineering, and particularly relates to a flexible displacement measuring device and measuring equipment. The measuring device includes: the two fixed blocks are relatively and fixedly arranged in drill holes drilled in rock, a data acquisition unit is arranged in the middle of each fixed block, and the two data acquisition units are connected through a lead; the two ends of the sealing sleeve are respectively connected with the two fixing blocks in a sealing mode, and the conducting wire is arranged in the sealing sleeve. The utility model can adapt to the shearing deformation of rock mass, avoid the fault fracture or the tensile fracture of the lead and has good practical value.
Description
Technical Field
The utility model belongs to the technical field of civil engineering, and particularly relates to a flexible displacement measuring device and measuring equipment.
Background
The rock mass is a complex structure body, is influenced by discontinuous surfaces such as joints, cracks, weak interlayers, fractures and the like with a large number of audiences, and the mechanical characteristics and the engineering geological characteristics of the discontinuous surfaces are very important for judging the engineering stability. The failure mode and the deformation characteristic of the rock mass at different surrounding rock radial depths all show different changes, so that the deformation monitoring in the rock mass is of great importance to the research of the rock mass deformation rule and the design of rock mass deformation control.
The Chinese patent with the application number of '201810453297.5' and the patent name of 'rock deformation measuring device and rock measuring equipment' discloses a rock deformation measuring device and rock measuring equipment applied to the measurement of displacement of underground engineering surrounding rocks and side slope sliding surfaces, wherein each measuring point in rocks can be fixed by grouting in a hole, but cables between monitoring point sensors are solidified into a whole after grouting, and the rock deformation measuring device and the rock measuring equipment are easy to break or pull when the rock mass is subjected to shear deformation.
Therefore, improvements in the prior art are needed.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a flexible displacement measuring device and measuring equipment, and aims to solve the technical problems that in the prior art, each measuring point in rock can be fixed through grouting in a hole, cables between monitoring point sensors are consolidated into a whole after grouting, and the rock is easy to break or break when shearing deformation occurs.
The technical scheme of the utility model is as follows:
in one aspect, the present invention provides a flexible displacement measuring device, comprising:
the two fixed blocks are relatively and fixedly arranged in drill holes drilled in rock, a data acquisition unit is arranged in the middle of each fixed block, and the two data acquisition units are connected through a lead;
the two ends of the sealing sleeve are respectively connected with the two fixing blocks in a sealing mode, and the conducting wire is arranged in the sealing sleeve.
In some embodiments, the measurement device further comprises:
the flexible tube is coaxially arranged in the sealing sleeve, two ends of the flexible tube are respectively in sealing connection with the two fixing blocks, and the lead is arranged in the flexible tube.
In a preferred embodiment of the present invention, the flexible tube is filled with foam.
In a preferred embodiment of the present invention, the flexible tube is made of plastic.
In some embodiments, the measuring device further comprises a plurality of flexible support members spaced around the wire, the plurality of flexible support members being disposed within the sealing sleeve, one end of each flexible support member being fixedly connected to one of the securing blocks, and the other end of each flexible support member being operatively detachably connected to another of the securing blocks.
In some embodiments, the measuring device further comprises a plurality of flexible support members spaced around the conductor, the plurality of flexible support members being disposed between the flexible sleeve and the sealing sleeve, one end of each flexible support member being fixedly connected to one of the securing blocks, and the other end of each flexible support member being operatively detachably connected to another of the securing blocks.
In some embodiments, the flexible support assembly comprises:
the two connecting blocks are oppositely arranged, one connecting block is fixedly connected with one fixing block, and the other connecting block is detachably connected with the other fixing block in an operable manner;
the bone rod is arranged in a telescopic manner, and two ends of the bone rod are respectively connected with the two connecting blocks;
and the two ends of the return spring are distributed and connected with the two connecting blocks.
As a preferred aspect of the present invention, the flexible support assembly further includes:
the two ends of the scissors fork are distributed and connected with the two connecting blocks.
As a preferable scheme of the utility model, another connecting block of the plurality of flexible supporting assemblies is connected to a connecting ring, an electromagnet is arranged on the connecting ring, and a magnet correspondingly matched with the electromagnet is arranged on the side surface, facing the connecting ring, of another fixing block.
In another aspect, the present invention further provides a flexible displacement measuring apparatus, which includes a plurality of the flexible displacement measuring devices connected in series.
The beneficial effects of the utility model at least comprise:
according to the flexible displacement measuring device provided by the utility model, the sealing sleeve is arranged between the two fixed blocks for sealing, the data acquisition units in the middle parts of the two fixed blocks are connected through the conducting wires, and the conducting wires are arranged between the sealing sleeves, so that the conducting wires are not fixed and are flexibly arranged, the flexible displacement measuring device can adapt to the shearing deformation of rock masses, avoids the fault or the breaking of the conducting wires, and has good practical value.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a flexible displacement measuring device according to the present embodiment;
FIG. 2 is a schematic structural diagram of a flexible displacement measuring device provided with a flexible cylinder
FIG. 3 is a schematic structural diagram of the flexible support assembly of the present embodiment;
fig. 4 is a schematic structural view of the connection ring of the present embodiment.
In the drawings:
the device comprises a sealing sleeve 1, a fixing block 2, a data acquisition unit 3, a lead 4, a grouting anchoring cylinder 5, a flexible cylinder 6, foam 7, a flexible supporting component 8, a connecting block 801, a bone rod 802, a reset spring 803, a scissor fork 804, a connecting ring 805 and an electromagnet 806.
Detailed Description
In order to make the technical solution of the present invention more clearly understood by those skilled in the art, the technical solution of the present invention is described in detail below by way of specific embodiments with reference to the attached drawings.
The embodiment provides a flexible displacement measuring device, aims at solving to a certain extent among the prior art each measurement station accessible downthehole slip casting of rock fixed, nevertheless will make the cable consolidation between the monitoring point sensor as an organic whole after the slip casting, the technical problem of easy break or breaking when the rock mass takes place shear deformation.
Fig. 1 is a structural schematic diagram of a flexible displacement measuring device of this embodiment, combine fig. 1, the measuring device of this embodiment includes fixed block 2, data collection station 3 and seal cover 1, wherein, two fixed block 2 relatively fixed settings are beaten the drilling of establishing at the rock, the middle part of every fixed block 2 all is provided with the data collection station 3 that is used for measuring the rock mass deformation displacement, connect through wire 4 between two data collection station 3, seal cover 1's both ends respectively with two fixed block 2 sealing connection, wire 4 sets up in seal cover 1. Therefore, the wire of this embodiment is not fixed, is a flexible setting, and the shearing deformation of adaptable rock mass avoids the wire to break by mistake or break, has fine practical value. In addition, because the two fixing blocks are provided with sufficient cavities after grouting, large shearing dislocation deformation can be allowed, and the whole measuring device has higher integrity.
Referring to fig. 1, in the present embodiment, each fixing block 2 may be fixedly disposed in a drill hole drilled in rock through a grout anchoring cylinder 5.
Further, fig. 2 is a schematic structural diagram of a flexible displacement measuring device provided with a flexible tube, and with reference to fig. 2, in the measuring device of some embodiments, the flexible displacement measuring device further includes a flexible tube 6, the flexible tube 6 is coaxially disposed in the sealing sleeve 1, two ends of the flexible tube 6 are respectively connected to the two fixing blocks 2 in a sealing manner, and the lead wire 4 is disposed in the flexible tube 6. The flexible tube 6 has certain elasticity, and its material can be plastics to the shearing dislocation of adaptation rock mass is out of shape, and the setting of flexible tube 6 still can further improve the wholeness of device.
In addition, with reference to fig. 2, the flexible tube 6 of the present embodiment may be filled with foam 7, which not only does not hinder the flexible deformation of the wire, but also adapts to the shear dislocation deformation of the rock mass, and further improves the integrity of the device.
With reference to fig. 1 and 2, the measuring device in this embodiment further includes a flexible supporting component 8, the flexible supporting components 8 are disposed at intervals around the conducting wire 4, the flexible supporting components 8 are disposed in the sealing sleeve 1, one end of each flexible supporting component 8 is fixedly connected to one fixing block 2, the other end of each flexible supporting component 8 is operatively detachably connected to another fixing block 2, and the flexible supporting component 8 serves to disassemble and assemble the device in the borehole of the rock mass.
Fig. 3 is a schematic structural diagram of the flexible supporting assembly of this embodiment, and in conjunction with fig. 3, the flexible supporting assembly of this embodiment includes two connecting blocks 801, a bone rod 802, and a return spring 803.
For convenience of description, the two fixed blocks 2 of the present embodiment are divided into a first fixed block and a second fixed block, and the two connection blocks 801 are divided into a first connection block and a second connection block.
With reference to fig. 1, 2 and 3, in this embodiment, the first connecting block is fixedly connected to the first fixing block, the second connecting block is detachably connected to the second fixing block, the bone rod 802 is telescopically arranged, and two ends of the bone rod 802 and the return spring 803 are respectively connected to the first connecting block and the second connecting block. When the device is specifically implemented, firstly, the first fixing block and the second fixing block are pulled out to a set distance, the sealing sleeve 1 and the flexible cylinder 6 are installed between the first fixing block and the second fixing block, at the moment, the first connecting block and the first fixing block of the flexible supporting assembly 8 are fixedly connected, the second connecting block is connected with the second fixing block, the two fixing blocks 2 are rigidly supported by the flexible supporting device 8, the whole measuring device can be put into a drill hole drilled by rocks, then, after the first fixing block and the second fixing block are anchored in the drill hole, the second connecting block and the second fixing block are controlled to be separated, under the action of the reset spring 803, the second connecting block shrinks to the first connecting block, the two fixing blocks 2 are enabled to be flexibly connected, and deformation measurement of the rocks is not affected.
Further, referring to fig. 3, the flexible supporting assembly 8 of the present embodiment further includes a scissors fork 804, and two ends of the scissors fork 804 are respectively connected to the two connecting blocks 801. The scissors fork of this embodiment can further improve the rigid connection to two fixed blocks.
Referring to fig. 3, in the present embodiment, the second connecting blocks of the plurality of flexible support assemblies, 8 are all connected to a connecting ring 805, and the connecting ring 805 and the second fixing block are detachably connected to each other, so as to detachably connect the second connecting blocks to the second fixing block.
Fig. 4 is a schematic structural diagram of a connection ring of the present embodiment, and with reference to fig. 4, in the present embodiment, an electromagnet 806 is disposed on the connection ring 805, and a magnet corresponding to the electromagnet 806 is disposed on a side surface of the second fixed block facing the connection ring 805, and in the process of assembling the device into the drill hole, the electromagnet 806 is controlled to be energized, and the connection ring 805 is attracted to the second fixed block, so that the second connection block and the second fixed block are kept fixedly connected, so as to facilitate the installation of the device in the drill hole; after the device is assembled to a drill hole, the electromagnet 806 is controlled to be powered off, the connecting ring 805 is separated from the second fixing block, the second connecting block is separated from the second fixing block, and the second connecting block can be contracted to the first connecting block under the action of the return spring 803.
For the present embodiment, two flexible support assemblies 8 may be provided, two being provided between the flexible cartridge 6 and the sealing cartridge 1. The electromagnet 806 is preferably remotely operated to facilitate operation of the flexible support assembly.
Based on above-mentioned flexible displacement measuring device, this embodiment still provides a measuring equipment, and this measuring equipment includes a plurality of series connection's above-mentioned flexible displacement measuring device to rock mass deformation test.
It should be noted that, in this embodiment, two adjacent flexible displacement measurement devices share a fixed block.
The flexible displacement measuring equipment that this embodiment provided, because it is sealed to have set up the seal cover between two fixed blocks, and the data collection station at the middle part of two fixed blocks passes through the wire and connects, and the wire setting is between the seal cover, and the wire is not fixed like this, is a flexible setting, and the shearing deformation of adaptable rock mass avoids the wire fault-breaking or breaks, has fine practical value.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. A flexible displacement measuring device, characterized in that the measuring device comprises:
the two fixed blocks are relatively and fixedly arranged in drill holes drilled in rock, a data acquisition unit is arranged in the middle of each fixed block, and the two data acquisition units are connected through a lead;
the two ends of the sealing sleeve are respectively connected with the two fixing blocks in a sealing manner, and the lead is arranged in the sealing sleeve;
the flexible tube is coaxially arranged in the sealing sleeve, two ends of the flexible tube are respectively connected with the two fixing blocks in a sealing manner, and the lead is arranged in the flexible tube;
the flexible supporting components are arranged at intervals around the lead, the flexible supporting components are arranged in the sealing sleeve, one end of each flexible supporting component is fixedly connected with one fixing block, and the other end of each flexible supporting component is detachably connected with the other fixing block in an operable mode.
2. The flexible displacement measurement device of claim 1, wherein the flexible cylinder is filled with foam.
3. The flexible displacement measuring device of claim 1, wherein the flexible barrel is made of plastic.
4. The flexible displacement measurement device of claim 1, wherein the flexible support assembly comprises:
the two connecting blocks are oppositely arranged, one connecting block is fixedly connected with one fixing block, and the other connecting block is detachably connected with the other fixing block in an operable manner;
the bone rod is arranged in a telescopic manner, and two ends of the bone rod are respectively connected with the two connecting blocks;
and the two ends of the return spring are distributed and connected with the two connecting blocks.
5. The flexible displacement measurement device of claim 4, wherein the flexible support assembly further comprises:
the two ends of the scissors fork are distributed and connected with the two connecting blocks.
6. The flexible displacement measuring device of claim 4, wherein another connecting block of the plurality of flexible supporting assemblies is connected to a connecting ring, the connecting ring is provided with an electromagnet, and the side surface of another fixing block facing the connecting ring is provided with a magnet correspondingly matched with the electromagnet.
7. A flexible displacement measuring device, characterized in that the measuring device comprises a plurality of flexible displacement measuring arrangements according to any of claims 1-6 connected in series.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110683780.4A CN113310457B (en) | 2021-06-21 | 2021-06-21 | Flexible displacement measuring device and measuring equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110683780.4A CN113310457B (en) | 2021-06-21 | 2021-06-21 | Flexible displacement measuring device and measuring equipment |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113310457A CN113310457A (en) | 2021-08-27 |
CN113310457B true CN113310457B (en) | 2022-04-12 |
Family
ID=77379713
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110683780.4A Active CN113310457B (en) | 2021-06-21 | 2021-06-21 | Flexible displacement measuring device and measuring equipment |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113310457B (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007114176A (en) * | 2005-09-22 | 2007-05-10 | Tobishima Corp | Displacement measurement device and system |
CN103148772A (en) * | 2013-02-06 | 2013-06-12 | 韩晓健 | Section bar type soil internal horizontal displacement measuring instrument |
CN108519072A (en) * | 2018-05-11 | 2018-09-11 | 中国科学院武汉岩土力学研究所 | Rock deformation measuring device and rock measuring apparatus |
CN110836654A (en) * | 2019-11-22 | 2020-02-25 | 江苏南水科技有限公司 | Automatic monitoring device and method for underground three-dimensional deformation |
-
2021
- 2021-06-21 CN CN202110683780.4A patent/CN113310457B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007114176A (en) * | 2005-09-22 | 2007-05-10 | Tobishima Corp | Displacement measurement device and system |
CN103148772A (en) * | 2013-02-06 | 2013-06-12 | 韩晓健 | Section bar type soil internal horizontal displacement measuring instrument |
CN108519072A (en) * | 2018-05-11 | 2018-09-11 | 中国科学院武汉岩土力学研究所 | Rock deformation measuring device and rock measuring apparatus |
CN110836654A (en) * | 2019-11-22 | 2020-02-25 | 江苏南水科技有限公司 | Automatic monitoring device and method for underground three-dimensional deformation |
Also Published As
Publication number | Publication date |
---|---|
CN113310457A (en) | 2021-08-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU2020101353A4 (en) | Indoor drilling perception test system for mechanical properties of rock masses | |
CN105064934B (en) | A kind of remote-controlled applications of coiled tubing unit removed | |
CN107607030B (en) | Existing roadbed and slope stability monitoring structure and construction method thereof | |
CN105865820B (en) | A kind of laboratory testing rig and method for simulating deep tunnel excavation | |
CN113310457B (en) | Flexible displacement measuring device and measuring equipment | |
CN102174898A (en) | Mine ground pressure monitoring system | |
BR102015026785A2 (en) | Wireless Recoverable Intelligent Downhole Production Module | |
CN104913818B (en) | One kind deformation anchor shaft anchor cable monitor, monitoring system and its monitoring method | |
CN108692771A (en) | A kind of twisted steel anchor rod resultant stress optical fiber monitoring device | |
CN105937402B (en) | A kind of Bolt System with the recognizable loosening country rock drill bit of self-drilling type | |
CN203452851U (en) | Underground micro-vibration signal collector for metal mine | |
CN110274567B (en) | Detection device and detection method for roadway surrounding rock slippage deformation | |
CN208595928U (en) | A kind of twisted steel anchor rod resultant stress optical fiber monitoring device | |
CN109813465A (en) | A kind of roadway surrounding rock stress original position dynamic monitor and working method | |
CN107255460B (en) | Spring acoustic emission sensor mounting device | |
CN107167840B (en) | Recyclable and reusable microseismic sensor | |
CN211477049U (en) | Effective grouting length test structure and system for anchor rod installation | |
CN207516159U (en) | Subterranean strata strain monitoring system | |
CN201622670U (en) | Micro-quake monitoring device for non-coal mine | |
CN112459088A (en) | Highway bank protection | |
CN211668948U (en) | Indoor drilling perception test system for rock mass mechanical characteristics | |
CN208847844U (en) | A kind of installation of microseismic sensors and recovery system | |
NL2031163B1 (en) | Wireless stress monitoring early warning instrument and monitoring early warning method | |
CN206862304U (en) | Spring acoustic emission sensor erecting device | |
CN208383118U (en) | Pin shaft accident warning device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |