CN206990339U - A kind of During Geotechnical Tests test specimen radial displacement measurement apparatus - Google Patents
A kind of During Geotechnical Tests test specimen radial displacement measurement apparatus Download PDFInfo
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- CN206990339U CN206990339U CN201720817259.4U CN201720817259U CN206990339U CN 206990339 U CN206990339 U CN 206990339U CN 201720817259 U CN201720817259 U CN 201720817259U CN 206990339 U CN206990339 U CN 206990339U
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- test specimen
- radial displacement
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- geotechnical tests
- during geotechnical
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- 238000012360 testing method Methods 0.000 title claims abstract description 64
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 46
- 238000005259 measurement Methods 0.000 title claims abstract description 17
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 13
- 239000010935 stainless steel Substances 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 6
- 239000004020 conductor Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- 238000002474 experimental method Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000011435 rock Substances 0.000 description 5
- 239000002689 soil Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a kind of During Geotechnical Tests test specimen radial displacement measurement apparatus, it is intended to drive the upper displacement sensor of four pillars by tightening for stainless steel hose clamp while contact test specimen so as to realize During Geotechnical Tests test specimen radial displacement measurement work, avoiding traditional During Geotechnical Tests need to be installed by instrument with test specimen radial displacement transducer and individually to adjust each sensor and be brought into contact with test specimen, and then the installation for overcoming traditional During Geotechnical Tests test specimen radial displacement transducer is complicated, adjustment inconvenience, it is difficult that test specimen is replaced after off-test, efficiency is low, the shortcomings of manpower consumption is big, improve the measurement efficiency of test specimen radial displacement in experiment, manpower is liberated, shorten the test period.The utility model includes base device, stainless steel hose clamp device and displacement sensor device.The utility model is easily installed maintenance, easy to operate, and very big application prospect will be had in measuring the radial displacement of During Geotechnical Tests test specimen.
Description
Technical field
It the utility model is related to a kind of radial displacement measurement apparatus, more particularly to a kind of test specimen radial displacement of During Geotechnical Tests
Measurement apparatus.
Background technology
Geotechnical Engineering occupies very important status, tunnel, ore deposit hole and tunnel etc. in today's society and all be unable to do without ground
The research of engineering, basic ground for having the experimental study of the material of similar quality to be one of numerous scholars instantly with ground
Study carefully direction.It is essential one of test test specimen mechanical characteristic that test specimen radial displacement is measured during experiment, and traditional rock
Native experiment, which need to be installed by instrument with test specimen radial displacement transducer and individually adjust each sensor, is brought into contact with test specimen, this
Mode changes test specimen difficulty after installing complicated, adjustment inconvenience, off-test, and the efficiency for easily causing radial displacement measurement is low, people
The shortcomings of power consumption is big, therefore a kind of During Geotechnical Tests are designed with test specimen radial displacement measurement apparatus to improve test specimen radial direction in experiment
The measurement efficiency of displacement, manpower is liberated, shorten the test period, it appears particularly important.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of During Geotechnical Tests test specimen radial displacement measurement apparatus,
It is intended to drive the upper displacement sensor of four pillars by tightening for stainless steel hose clamp while contact test specimen so as to realize During Geotechnical Tests
Work is measured with test specimen radial displacement, avoiding traditional During Geotechnical Tests test specimen radial displacement transducer need to install simultaneously by instrument
Individually to adjust each sensor and be brought into contact with test specimen, and then overcome traditional During Geotechnical Tests test specimen radial displacement transducer
Installation is complicated, adjustment is inconvenient, changes the shortcomings of test specimen is difficult, efficiency is low, manpower consumption is big after experiment, improves test specimen in experiment
The measurement efficiency of radial displacement, has liberated manpower, shortens the test period.
The technical scheme that the utility model solves above-mentioned technical problem is as follows:A kind of During Geotechnical Tests are surveyed with test specimen radial displacement
Measure device, including base device, stainless steel hose clamp device and displacement sensor device.
The base device includes big hand-tighten bolts, octagonal base, back-moving spring, vertical rod, trip bolt and block, institute
Big hand-tighten bolts totally four are stated, described four big hand-tighten bolts are symmetrical in an angle of 90 degrees on octagonal base, the vertical rod
Totally four, four vertical rods are symmetrical in an angle of 90 degrees on octagonal base, the back-moving spring totally four groups 12, institute
State four groups of 12 back-moving springs and installation, totally four pieces of the block, four pieces of gears are engaged between octagonal base and vertical rod
Block is fixed on octagonal base on the outside of four vertical rods, the trip bolt totally four, and the effect of four trip bolts is
Fix four displacement sensor devices of four vertical rod upper ends.
Beneficial effect using above-mentioned technical proposal is to be engaged to make this using the big hand-tighten bolts and octagonal base
Device is only by rotating big hand-tighten bolts with regard to that can be fixed on three-axis tester foundation, without the instruments such as screwdriver, installation
Simply, the vertical rod, back-moving spring, block and the matching merging of octagonal base can be realized vertical in the presence of stainless steel hose clamp
Fastening and reset of the bar on octagonal base, and then realize that rock soil test piece is left and contacted to sensor contact, it is easy to adjust, carry
The high efficiency for changing test specimen, had not only liberated manpower but also had shortened the test period.
The stainless steel hose clamp device includes snap ring, clip and small hand-tighten bolts, and one end of the snap ring is fixed on clip
On, the other end is engaged in clip with small hand-tighten bolts, and the small hand-tighten bolts rotation can fasten snap ring.
Beneficial effect using above-mentioned technical proposal is can to coordinate standing on base device using stainless steel hose clamp device
Bar realizes its fastening and reset on octagonal base, and then drives the movement of the upper displacement sensor of vertical rod.
The displacement sensor device touches including sensor conductor, sensor guide rod, sensor back-moving spring and sensor
Head, totally four groups of the displacement sensor device, four groups of displacement sensor devices are arranged in four vertical rods and with fastening spiral shell
Nail is fixed.
Brief description of the drawings
Fig. 1 is complete machine device of the present utility model；
Fig. 2 is base device of the present utility model；
Fig. 3 is stainless steel hose clamp device of the present utility model；
Fig. 4 is sensor device of the present utility model；
Embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is only used for explaining this practicality
It is new, it is not intended to limit the utility model.
In Fig. 1, During Geotechnical Tests test specimen radial displacement measurement apparatus, including base device 1, stainless steel hose clamp dress
Put 2 and displacement sensor device 3.
In fig. 2, the base device 1 includes big hand-tighten bolts 4, octagonal base 5, back-moving spring 6, vertical rod 7, fastening
Screw 8 and block 9, the big hand-tighten bolts 4 totally four, described four big hand-tighten bolts 4 are in an angle of 90 degrees on octagonal base 5
Symmetrical, the vertical rod 7 totally four, four vertical rods 7 are symmetrical in an angle of 90 degrees on octagonal base 5, described multiple
Totally four groups 12, the spring 6 in position, described four groups of 12 back-moving springs 6 are engaged installation between octagonal base 5 and vertical rod 7,
Totally four pieces of the block 9, it is common that four pieces of blocks 9 are fixed on four outsides of vertical rod 7, the trip bolt 8 on octagonal base 5
Four, the effect of four trip bolts 8 is to fix four displacement sensor devices 3 of four upper ends of vertical rod 7.
In figure 3, the stainless steel hose clamp device 2 includes snap ring 10, clip 11 and small hand-tighten bolts 12, the snap ring 10
One end be fixed on clip 11, the other end is engaged with small hand-tighten bolts 12 in the clip 11, and the small hand-tighten bolts 12 are revolved
Turn to fasten snap ring 10.
In Fig. 4, the displacement sensor device 3 includes sensor conductor 13, sensor guide rod 14, sensor reset bullet
Spring 15 and sensor contact 16, totally four groups of the displacement sensor device 3, four groups of displacement sensor devices 3 are arranged on four
It is fixed in root vertical rod 7 and with trip bolt 8.
The specific workflow of During Geotechnical Tests test specimen radial displacement measurement apparatus:First spiral shell is twisted by rotating big hand
During Geotechnical Tests are fixed on three-axis tester foundation by bolt 4 with test specimen radial displacement measurement apparatus, and secondly rock soil test piece is placed in
On three-axis tester foundation, then rotating the small hand-tighten bolts 12 of stainless steel hose clamp device 2 makes the fastening of snap ring 10 drive vertical rod 7 to move
It is dynamic, and then the sensor contact 16 for being fixed on the displacement sensor device 3 on the top of vertical rod 7 is contacted rock soil test piece, finally start
Three-axis tester starts the radial displacement measurement work that rock soil test piece is completed in experiment.
It the foregoing is only of the present utility model and preferably apply example, it is all new in this practicality not to limit the utility model
Within the spiritual principles of type, any modification, equivalent substitution and improvements made etc., protection model of the present utility model should be included in
Within enclosing.
Claims (1)
- A kind of 1. During Geotechnical Tests test specimen radial displacement measurement apparatus, it is characterised in that During Geotechnical Tests test specimen radial direction position Measuring system, including base device (1), stainless steel hose clamp device (2) and displacement sensor device (3), the base device (1) big hand-tighten bolts (4), octagonal base (5), back-moving spring (6), vertical rod (7), trip bolt (8) and block (9) are included, The big hand-tighten bolts (4) totally four, described four big hand-tighten bolts (4) are symmetrically divided on octagonal base (5) in an angle of 90 degrees Cloth, the vertical rod (7) totally four, four vertical rods (7) are symmetrical in an angle of 90 degrees on octagonal base (5), described multiple Totally four groups 12, position spring (6), described four groups of 12 back-moving springs (6) match between octagonal base (5) and vertical rod (7) Installation, totally four pieces of the block (9) are closed, four pieces of blocks (9) are fixed on the outside of upper four vertical rods (7) of octagonal base (5), The trip bolt (8) totally four, the effect of four trip bolts (8) are to fix four positions of four vertical rod (7) upper ends Displacement sensor device (3), the stainless steel hose clamp device (2) include snap ring (10), clip (11) and small hand-tighten bolts (12), institute The one end for stating snap ring (10) is fixed on clip (11), and the other end is engaged in clip (11) with small hand-tighten bolts (12), institute State small hand-tighten bolts (12) rotation can make snap ring (10) fasten, the displacement sensor device (3) include sensor conductor (13), Sensor guide rod (14), sensor back-moving spring (15) and sensor contact (16), the displacement sensor device (3) totally four Group, four groups of displacement sensor devices (3) are arranged on four vertical rods (7) and are fixed with trip bolt (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720817259.4U CN206990339U (en) | 2017-07-07 | 2017-07-07 | A kind of During Geotechnical Tests test specimen radial displacement measurement apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720817259.4U CN206990339U (en) | 2017-07-07 | 2017-07-07 | A kind of During Geotechnical Tests test specimen radial displacement measurement apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206990339U true CN206990339U (en) | 2018-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720817259.4U Expired - Fee Related CN206990339U (en) | 2017-07-07 | 2017-07-07 | A kind of During Geotechnical Tests test specimen radial displacement measurement apparatus |
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| Country | Link |
|---|---|
| CN (1) | CN206990339U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060045A (en) * | 2018-10-25 | 2018-12-21 | 大连民族大学 | A kind of test specimen inner wall measuring device |
| CN109765104A (en) * | 2019-03-15 | 2019-05-17 | 南京林业大学 | Test specimen deformation measurement auxiliary system in a kind of compression test |
| CN109946170A (en) * | 2019-04-10 | 2019-06-28 | 太原理工大学 | The experimental rig of uniaxial compression rock radial deformation is measured under a kind of high temperature |
| CN112461725A (en) * | 2019-09-09 | 2021-03-09 | 中国矿业大学(北京) | Seepage characteristic testing system and method for mining fractured rock |
| CN113267205A (en) * | 2021-07-21 | 2021-08-17 | 广东电网有限责任公司中山供电局 | Optical fiber MEMS sensor for cable joint |
-
2017
- 2017-07-07 CN CN201720817259.4U patent/CN206990339U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060045A (en) * | 2018-10-25 | 2018-12-21 | 大连民族大学 | A kind of test specimen inner wall measuring device |
| CN109765104A (en) * | 2019-03-15 | 2019-05-17 | 南京林业大学 | Test specimen deformation measurement auxiliary system in a kind of compression test |
| CN109765104B (en) * | 2019-03-15 | 2024-01-30 | 南京林业大学 | Test piece deformation measurement auxiliary system in compression test |
| CN109946170A (en) * | 2019-04-10 | 2019-06-28 | 太原理工大学 | The experimental rig of uniaxial compression rock radial deformation is measured under a kind of high temperature |
| CN112461725A (en) * | 2019-09-09 | 2021-03-09 | 中国矿业大学(北京) | Seepage characteristic testing system and method for mining fractured rock |
| CN112461725B (en) * | 2019-09-09 | 2022-01-28 | 中国矿业大学(北京) | Seepage characteristic testing system and method for mining fractured rock |
| CN113267205A (en) * | 2021-07-21 | 2021-08-17 | 广东电网有限责任公司中山供电局 | Optical fiber MEMS sensor for cable joint |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180209 Termination date: 20180707 |
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| CF01 | Termination of patent right due to non-payment of annual fee |