CN206618752U - A kind of portable many depth moisture content field measurement apparatus - Google Patents
A kind of portable many depth moisture content field measurement apparatus Download PDFInfo
- Publication number
- CN206618752U CN206618752U CN201720105130.0U CN201720105130U CN206618752U CN 206618752 U CN206618752 U CN 206618752U CN 201720105130 U CN201720105130 U CN 201720105130U CN 206618752 U CN206618752 U CN 206618752U
- Authority
- CN
- China
- Prior art keywords
- moisture content
- measurement apparatus
- field measurement
- bentonite
- content field
- 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.)
- Expired - Fee Related
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 20
- 238000012360 testing method Methods 0.000 claims abstract description 35
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000006073 displacement reaction Methods 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 27
- 239000000440 bentonite Substances 0.000 claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 239000003292 glue Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 239000002689 soil Substances 0.000 abstract description 18
- 235000012216 bentonite Nutrition 0.000 description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 5
- 230000008961 swelling Effects 0.000 description 3
- 241001314948 Bursaria incana Species 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses the portable many depth moisture content field measurement apparatus of one kind, it is characterised in that:Including retractor device, detection device;It is testing tube to be socketed in most inner side least significant end steel pipe, and described test body is provided with through hole by the side wall of pile crown one end;Described detection device is arranged in the chamber of described test body, and described detection device includes supply unit, blue-tooth device, displacement transducer and fills bentonitic bentonite box;Described blue-tooth device, described displacement transducer is connected with power supply respectively, and the data of described displacement transducer collection are sent to ppu by blue-tooth device.The utility model draws bentonitic expansion rate by displacement, then draws the moisture content of soil by the relation of expansion rate and moisture content, portable with simple to operate, and function is strong and the characteristics of low cost.
Description
Art
The utility model is related to a kind of live moisture percentage measuring apparatus, and more particularly to a kind of portable many depth moisture content show
Field measurement device.
Background technology
The multidirectional system that the soil body is made up of solid, liquid, gas.The free charge of gas is few, it is believed that be good
Insulator.Pure water can not be conductive, but native reclaimed water has typically dissolved the solvable mineral such as salt, chloride so that water turns into one kind
Solution, thus native reclaimed water has preferable conductive capability.
Publication No. 104407021A patent be soil moisture content measurement apparatus, the device using soil have in itself one
Kind of physical property --- resistivity measures the moisture content in soil, is a kind of good method.But the experiment of the device is directly in soil
It is middle to carry out, the electrophoresis of soil may be caused to interfere experimental result, in addition, sensor is directly squeezed into soil by the device
In, the process may cause the destruction of sensor and cisco unity malfunction, and can not fathom the larger soil body.
Publication No. 102288633A patent is Intelligent moisture content gauge, and its experiment is carried out in the lab, soil
The change of moisture content can be caused because of disturbance and the volatilization of moisture after taking out, therefore the natural moisture content obtained can be with scene
The measurement result of soil has differences.Therefore acquired results can not reflect the truth of the soil body.
Utility model content
In view of the deficiency that prior art is present, the utility model provides a kind of portable many depth moisture content in-site measurements
Device, its object is to measure the moisture content on different depth stratum.The present apparatus have it is simple to operate, it is portable, function it is strong and into
The characteristics of this is low.
To reach above-mentioned purpose, solution of the present utility model is:
A kind of portable many depth moisture content field measurement apparatus, it is characterised in that:Including retractor device, detection device,
Described retractor device is made up of the front and rear hollow steel tube being mutually socketed;It is testing tube, institute to be socketed in most inner side least significant end steel pipe
State testing tube to be made up of with test body pile crown, described pile crown is detachably connected with the test body by screw thread;It is described
Test body by pile crown one end side wall be provided with through hole;Described detection device is arranged on the chamber of described test body
Interior, described detection device includes supply unit, blue-tooth device, displacement transducer and fills bentonitic bentonite box;It is described
Bentonite box be removably mounted on the end face of the pile crown, described bentonite box side offer permeable hole with it is described
Through hole be connected, fixed beam is provided with described testing tube body, described displacement transducer is affixed by the fixed beam;
Cover plate is provided with above described bentonite box, described cover plate periphery slideably coordinates with described test inboard wall of tube body, institute
The waveguide for the displacement transducer stated is fixed with described cover plate;Described blue-tooth device, described displacement transducer respectively with
Power supply is connected, and the data of described displacement transducer collection are sent to ppu by blue-tooth device.
Further, it is described to be socketed in above outermost first steel pipe provided with protection enclosing cover.
Further, described through hole is overcoating is stamped filter cover.
Further, the mesh aperture of described filter cover is not more than bentonitic particle diameter.
Further, described bentonite box is cylinder, and the cylindrical external diameter is equal with steel pipe inner wall internal diameter.
Further, it can be connected through a screw thread between described hollow steel tube.
Further, described hollow steel tube is kept off away from pile crown end inwall provided with steel pipe lattice, and described steel pipe lattice gear is
It is circular.
Further, the pile crown is connected through a screw thread with test body.
Further, the pile crown sets water-stop glue band with test body junction.
During work, device is pressed into by relevant position in soil by static pressure mode, through hole is reached depth to be measured, a period of time
Afterwards, bentonite water swelling promotes cover plate upward sliding, displacement transducer record displacement data, and is arrived by bluetooth device transmissions
External computer.
Further, after bentonite inflated stabilization, computer is according to the displacement change value d of displacement transducer, the former swelling of definition
The height of bentonite 5 is h in native box 15, and calculating obtains bentoniticContrast experiment room expands
Rate-moisture content figure is the natural moisture content that can obtain soil.
Portable many depth moisture content field measurement apparatus that the utility model is related to, with advantage following prominent:
1st, when carrying, each section of steel pipe can be taken among most thick section steel pipe, and small volume is easy to carry;
2nd, the present apparatus is simple to operate, and most workmen is operable, it is only necessary to record data, and contrast experiment gives room
The fixed table of comparisons can find moisture content;
3rd, the present apparatus is in-situ test experimental provision, and the soil moisture content that in-site measurement is obtained has more authenticity;
4th, the present apparatus can measure different depth soil's water content, and the data volume of acquisition is bigger;
5th, the manufacturing cost of the present apparatus is low, with stronger generalization.
Brief description of the drawings
Fig. 1 is structure drawing of device;
Fig. 2 is device Local map one;
Fig. 3 is device Local map two;
Fig. 4 is device Local map three.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art
The utility model can be better understood from and can be practiced, but illustrated embodiment is limited not as to of the present utility model.
In figure, 1. protection enclosing covers, 2. retractor devices, 3. through holes, 4. filter covers, 5. bentonites, 6. cover plates, 7. power supplys dress
Put, 8. displacement transducers, 9. blue-tooth devices, 10. pile crowns, 11. test bodys, 12. fixed beams, 13. steel pipe lattice gear, 14. is swollen
The native box of profit.
A kind of portable many depth moisture content field measurement apparatus, it is characterised in that:Including retractor device 2, detection device,
Described retractor device 2 is made up of the front and rear hollow steel tube being mutually socketed;It is testing tube, institute to be socketed in most inner side least significant end steel pipe
State testing tube to be made up of with test body 11 pile crown, described pile crown 10 is detachably connected with the test body 11 by screw thread
Connect;Described test body 11 is provided with through hole 3 by the side wall of pile crown one end;Described detection device is arranged on described test
In the chamber of body 11, described detection device includes supply unit 7, blue-tooth device 9, displacement transducer 8 and fills bentonite 5
Bentonite box 14;Described bentonite box 14 is removably mounted on the end face of the pile crown 10, described bentonite box
14 sides offer permeable hole and are connected with described through hole 3, and fixed beam 12 is provided with described test body 11, described
Displacement transducer 8 is affixed by the fixed beam 12;Cover plate 6 is provided with above described bentonite box, the described periphery of cover plate 6 can
Slidably coordinate with the described inwall of test body 11, the waveguide of described displacement transducer 8 is fixed with described cover plate 6;
Described blue-tooth device 9, described displacement transducer 8 is connected with power supply respectively, and the data that described displacement transducer 8 is gathered are led to
Cross blue-tooth device 9 and be sent to ppu.
Described is socketed in above outermost first steel pipe provided with protection enclosing cover 1.
Described through hole 3 is overcoating to be stamped filter cover 4.
The mesh aperture of described filter cover 4 is not more than the particle diameter of bentonite 5.
Described bentonite box 14 is cylinder, and the cylindrical external diameter is equal with steel pipe inner wall internal diameter.
It can be connected through a screw thread between described hollow steel tube.
Described hollow steel tube is keeping off 13 away from the end inwall of pile crown 10 provided with steel pipe lattice, and described steel pipe lattice gear 13 is annulus
Shape.
The pile crown 10 is connected through a screw thread with test body 11.
The pile crown 10 sets water-stop glue band with test body 11 junction.
During work, device is pressed into by relevant position in soil by static pressure mode, through hole 3 is reached depth to be measured, at one section
Between after, the water swelling of bentonite 5 promotes the upward sliding of cover plate 6, and the record displacement data of displacement transducer 8 and passes through blue-tooth device 9
It is transferred to external computer.
After the expansion of bentonite 5 is stable, computer is according to the displacement change value d of displacement transducer, the former bentonite box 14 of definition
The height of middle bentonite 5 is h, and calculating obtains bentoniticContrast experiment room expansion rate-aqueous
Rate figure is the natural moisture content that can obtain soil.
Embodiment described above be only to absolutely prove preferred embodiment that the utility model patent is lifted, this patent
Protection domain not limited to this.Equivalent substitute or conversion that those skilled in the art are made on the basis of this patent,
Within the protection domain of this patent.The protection domain of this patent is defined by claims.
Claims (9)
1. a kind of portable many depth moisture content field measurement apparatus, it is characterised in that:Including retractor device (2), detection device,
Described retractor device (2) is made up of the front and rear hollow steel tube being mutually socketed;It is testing tube to be socketed in most inner side least significant end steel pipe,
The testing tube is made up of pile crown with test body (11), and described pile crown (10) can by screw thread with the test body (11)
Dismounting connection;Described test body (11) is provided with through hole (3) by the side wall of pile crown one end;Described detection device is arranged on
In the chamber of described test body (11), described detection device includes supply unit (7), blue-tooth device (9), displacement sensing
Device (8) and the bentonite box (14) for filling bentonite (5);Described bentonite box (14) is removably mounted to the pile crown
(10) on end face, described bentonite box (14) offers permeable hole and is connected with described through hole (3) sideways, described survey
Fixed beam (12) is provided with test tube body (11), described displacement transducer (8) is affixed by the fixed beam (12);Described
Cover plate (6) is provided with above bentonite box, described cover plate (6) periphery is slideably matched somebody with somebody with described test body (11) inwall
Close, the waveguide of described displacement transducer (8) is fixed with described cover plate (6);Described blue-tooth device (9), described position
Displacement sensor (8) is connected with power supply respectively, and the data of described displacement transducer (8) collection are sent to by blue-tooth device (9)
Ppu.
2. portable many depth moisture content field measurement apparatus according to claim 1, it is characterised in that:Described is socketed in
Provided with protection enclosing cover (1) above outermost first steel pipe.
3. portable many depth moisture content field measurement apparatus according to claim 1, it is characterised in that:Described through hole
(3) it is cladded with and is stamped filter cover (4).
4. portable many depth moisture content field measurement apparatus according to claim 3, it is characterised in that:Described filter cover
(4) mesh aperture is not more than the particle diameter of bentonite (5).
5. portable many depth moisture content field measurement apparatus according to claim 1, it is characterised in that:Described bentonite
Box (14) is cylinder, and the cylindrical external diameter is equal with steel pipe inner wall internal diameter.
6. portable many depth moisture content field measurement apparatus according to claim 1, it is characterised in that:Described cored steel
It can be connected through a screw thread between pipe.
7. portable many depth moisture content field measurement apparatus according to claim 1, it is characterised in that:Described cored steel
Pipe is keeping off (13) away from pile crown (10) end inwall provided with steel pipe lattice, and described steel pipe lattice gear (13) is annular shape.
8. portable many depth moisture content field measurement apparatus according to claim 1, it is characterised in that:The pile crown (10)
It is connected through a screw thread with test body (11).
9. portable many depth moisture content field measurement apparatus according to claim 1, it is characterised in that:The pile crown (10)
Water-stop glue band is set with test body (11) junction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720105130.0U CN206618752U (en) | 2017-01-24 | 2017-01-24 | A kind of portable many depth moisture content field measurement apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720105130.0U CN206618752U (en) | 2017-01-24 | 2017-01-24 | A kind of portable many depth moisture content field measurement apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206618752U true CN206618752U (en) | 2017-11-07 |
Family
ID=60230111
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720105130.0U Expired - Fee Related CN206618752U (en) | 2017-01-24 | 2017-01-24 | A kind of portable many depth moisture content field measurement apparatus |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206618752U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106680465A (en) * | 2017-01-24 | 2017-05-17 | 浙江工业大学 | Portable multi-depth moisture content field measurement device |
-
2017
- 2017-01-24 CN CN201720105130.0U patent/CN206618752U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106680465A (en) * | 2017-01-24 | 2017-05-17 | 浙江工业大学 | Portable multi-depth moisture content field measurement device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105158108B (en) | A kind of Capacity Soil Moisture Sensor calibration method based on soil column | |
CN114061649B (en) | Automatic quick on-line monitoring equipment for underground water quality and water level synchronization | |
CN106768161B (en) | Underground water level measurement method | |
CN112034135B (en) | Natural gas hydrate decomposes formation deformation measuring device | |
CN109138002A (en) | A kind of fixed inclinometer and its tilt measurement | |
CN206618752U (en) | A kind of portable many depth moisture content field measurement apparatus | |
CN205374443U (en) | Soil sample test device | |
CN114297950A (en) | Method for calculating distribution of water loss compression amount of pressure-bearing water-containing loose layer region | |
CN110005403A (en) | A kind of hydraulic pressure system splits the wireless automatic well test system of In-situ stress measurements | |
CN106680465A (en) | Portable multi-depth moisture content field measurement device | |
CN210105846U (en) | Hydraulic fracturing in-situ stress measurement wireless automatic logging system | |
CN203259150U (en) | Circular elastic metal diaphragm based wide-range hydraulic subsidence observer | |
CN205785332U (en) | Integration remote measurement paddy field moisture water-level instrumentation | |
CN203443953U (en) | Input type multi-parameter water quality online monitoring instrument | |
CN215415395U (en) | Soil tensiometer | |
CN206593974U (en) | A kind of boring elastic modulus instrument probe | |
CN204389429U (en) | The much higher function soil sensor of a kind of precision | |
CN108332712A (en) | Differential Settlement Profiler meter and Settlement Profiler monitoring method | |
CN201751537U (en) | Monitoring and early-warning device for tunnel water-burst mud-irruption sudden geologic hazards | |
CN107389260A (en) | A kind of high multifunction soil sensor of precision | |
CN108168621A (en) | Device that is a kind of while measuring hydraulic pressure, temperature, mining induced stress | |
CN106706720A (en) | Resistance controlled portable multi-depth moisture content field measurement device | |
CN207760897U (en) | Lower embedding type concrete slab no-dig technique measuring thickness device | |
CN204690724U (en) | Become the device that vacuum pressure measured by dielectric cylinder shape capacitor | |
CN106483041A (en) | Apparatus and method based on the absorptive test xoncrete structure packing of concrete |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 Termination date: 20210124 |
|
CF01 | Termination of patent right due to non-payment of annual fee |