CN106404845A - Rapid determination device for water content of roadbed filler - Google Patents
Rapid determination device for water content of roadbed filler Download PDFInfo
- Publication number
- CN106404845A CN106404845A CN201610820438.3A CN201610820438A CN106404845A CN 106404845 A CN106404845 A CN 106404845A CN 201610820438 A CN201610820438 A CN 201610820438A CN 106404845 A CN106404845 A CN 106404845A
- Authority
- CN
- China
- Prior art keywords
- probe
- moisture content
- determination device
- rapid determination
- roadbed filling
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/048—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance for determining moisture content of the material
Abstract
The invention discloses a rapid determination device for the water content of roadbed filler. The rapid determination device comprises a determination device and a control device, wherein the determination device comprises a probe, a probe fixing device and a handle, wherein a circuit board is arranged in the control device; the circuit board comprises a power supply switch, a charging interface, a data display screen, a battery, a start key, a sand water content setting key, a soil water content setting key and a resistance determination device; the determination device is connected with the control device by a cable; the probe is fixed at the probe fixing device; the handle is fixed in the middle of the probe fixing device, and is opposite to the probe; two parts of the probe are both connected with one end of the cable; the other end of the cable is connected with the circuit board in the control device. The rapid determination device for the water content of the roadbed filler is simple in structure; the water content of the roadbed filler can be determined quickly, simply and accurately.
Description
Technical field
The present invention relates to Water ratio determination apparatus field, specially a kind of roadbed filling moisture content rapid determination device.
Background technology
The optimum moisture content of roadbed filling determines its maximum dry density, and either soil is still for roadbed filling used by subgrade construction
Sand, its moisture content size directly affects the compaction quality of roadbed.
Moisture content is one of basic physical index of soil and sand, and it reflects the dry, wet condition of soil and sand.Soil's water content is
Calculate dry density, void ratio, saturation, the master data of the index such as liquidity index and evaluate soil engineering properties important according to
According to, be research soil physico-mechanical properties important indicator.The test method of soil's water content is a lot, conventional oven drying method, due to
Oven drying method test is easy, and result is stable, usually as the standard method measuring native moisture content, but if test condition can not meet
During using oven drying method, cannot easy Accurate Determining soil's water content.Other assay methods, such as alcohol combustion method, Acetylenogen.
Subtraction method, nucleon ray method is respectively provided with certain limitation.The conventionally used assay method arriving of water-containing rate is oven drying method, but
Oven drying method process of the test is long, far can not meet that yield is big, the needs of the mechanization mixing plant of efficiency high, also can be subject to condition simultaneously
Limit.
Content of the invention
It is an object of the invention to provide a kind of roadbed filling moisture content rapid determination device, the letter of apparatus of the present invention structure
Single, can quickly, simple, Accurate Determining roadbed filling moisture content, to solve the problems, such as proposition in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme：A kind of roadbed filling moisture content rapid determination device,
Including measuring device and control device, described mensure device includes probe 1, probe fixture 2, handles 3, described control device
Inside it is provided with circuit board, circuit board includes on and off switch 5, charging inlet 6, data display screen 7, battery 8, initiating key 9, water-containing rate
Setting key 10, native moisture content arranges key 11, resistance measurement device 12, and described mensure device passes through cable 4 with described control device
Connect；Described probe 1 is fixed on probe fixture 2, and described handle 3 is fixed on the centre of probe fixture 2, and with institute
State probe 1 back to；Two parts of described probe 1 are all connected with one end of cable 4, the other end of described cable 4 and described control
Circuit board in device connects.
Preferably, described control device also includes carrying on the arm band 13, described carry the two ends with 13 on the arm and is connected to described control by lock
The two ends of device processed.
Preferably, described water-containing rate arranges key 10 and is used for inputting the regression equation between water-containing rate and sand resistance value.
Preferably, described soil moisture content arranges key 11 and is used for inputting the regression equation between native moisture content and native resistance value.
Preferably, described probe 1 is platinum filament probe.
Suitably, described battery 8 is lithium battery or accumulator.
Preferably, described charging inlet 6 is furnished with corresponding charger.
The operation principle of apparatus of the present invention is to prepare the sample of certain gradient moisture content first according to roadbed filling, incite somebody to action this
Probe portion in invention device is inserted in the sample of different water cut, by the resistance measurement device in device, records not
With the sample resistance under moisture content, try to achieve the recurrence side between moisture content and resistance value according to the resistance value under different water cut
Journey, obtained regression equation is arranged key input in control device by moisture content, in the moisture content measuring roadbed filling
When it is only necessary to insert probes in roadbed filling, recorded after resistance directly according to returning in system by resistance measurement device
Return the anti-moisture content calculating roadbed filling of equation.
Compared with prior art, the invention has the beneficial effects as follows：This roadbed filling moisture content rapid determination device, structure letter
Single, accurately draw aqueous rate score using the regression equation between moisture content and resistance value.
Brief description
Fig. 1 is present configuration schematic diagram；
In figure：1st, probe, 2, probe fixture, 3, handle, 4, cable, 5, on and off switch, 6, charging inlet, 7, data display
Screen, 8, cell apparatus, 9, initiating key, 10, water-containing rate setting key, 11, native moisture content setting key, 12, resistance measurement device,
13rd, carry band on the arm.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1, the present invention provides a kind of technical scheme：A kind of roadbed filling moisture content rapid determination device, including
Measure device and control device, described mensure device includes probe 1, probe fixture 2, handles 3, set in described control device
There is circuit board, circuit board includes on and off switch 5, charging inlet 6, data display screen 7, battery 8, initiating key 9, and water-containing rate is arranged
Key 10, native moisture content arranges key 11, resistance measurement device 12, and described mensure device is connected by cable 4 with described control device；
Described probe 1 is fixed on probe fixture 2, and described handle 3 is fixed on the centre of probe fixture 2, and with described spy
Pin 1 back to；Two parts of described probe 1 are all connected with one end of cable 4, the other end of described cable 4 and described control device
In circuit board connect.Described control device also includes carrying on the arm band 13, described carry the two ends with 13 on the arm and is connected to described control by lock
The two ends of device processed.Described water-containing rate arranges key 10 and is used for inputting the regression equation between water-containing rate and sand resistance value.Institute
State native moisture content and key 11 is set for inputting the regression equation between native moisture content and native resistance value.Described probe 1 is visited for platinum filament
Pin.Described battery 8 is lithium battery or accumulator.Described charging inlet 6 is furnished with corresponding charger.
Roadbed filling is conductive, probe 1 is inserted in sample or roadbed filling, turns on the power switch 5, this device shape
Become loop.Resistance measurement device 12 within this device records the resistance of sample or roadbed filling, and can in data display screen
To show.
First, prepare the sand road based filler of certain gradient moisture content, recorded using the resistance measurement device 12 in this device
The resistance of different water cut sand road based filler sample, according to the resistance value of data display screen 7 display, in conjunction with made moisture content
Data, calculates the regression equation between the moisture content of sand road based filler and resistance value.The regression equation calculating is passed through sand
Moisture content setting key 10 is input in the computing system that this circuit board internal hard drive is stored, and computing system calculates this sand automatically
The moisture content of roadbed filling.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible
Understand and can carry out multiple changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (7)
1. a kind of roadbed filling moisture content rapid determination device, including measuring device and control device, described mensure device includes
Probe 1, probe fixture 2, handle 3, in described control device, be provided with circuit board, circuit board includes on and off switch 5, charging
Mouth 6, data display screen 7, battery 8, initiating key 9, water-containing rate arranges key 10, and native moisture content arranges key 11, resistance measurement device
12, described mensure device is connected by cable 4 with described control device；Described probe 1 is fixed on probe fixture 2, institute
State the centre that handle 3 is fixed on probe fixture 2, and with described probe 1 back to；Two parts of described probe 1 all with cable 4
One end connect, the other end of described cable 4 is connected with the circuit board in described control device.
2. a kind of roadbed filling moisture content rapid determination device according to claim 1 it is characterised in that：Described control fills
Put and also include carrying on the arm band 13, described carry the two ends with 13 on the arm and pass through lock and be connected to the two ends of described control device.
3. a kind of roadbed filling moisture content rapid determination device according to claim 1 it is characterised in that：Described sand is aqueous
Rate arranges key 10 and is used for inputting the regression equation between water-containing rate and sand resistance value.
4. a kind of roadbed filling moisture content rapid determination device according to claim 1 it is characterised in that：Described soil is aqueous
Rate arranges key 11 and is used for inputting the regression equation between native moisture content and native resistance value.
5. a kind of roadbed filling moisture content rapid determination device according to claim 1 it is characterised in that：Described probe 1
For platinum filament probe.
6. a kind of roadbed filling moisture content rapid determination device according to claim 1 it is characterised in that：Described battery 8
For lithium battery or accumulator.
7. a kind of roadbed filling moisture content rapid determination device according to claim 1 it is characterised in that：Described charging
Mouth 6 is furnished with corresponding charger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610820438.3A CN106404845A (en) | 2016-09-13 | 2016-09-13 | Rapid determination device for water content of roadbed filler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610820438.3A CN106404845A (en) | 2016-09-13 | 2016-09-13 | Rapid determination device for water content of roadbed filler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106404845A true CN106404845A (en) | 2017-02-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610820438.3A Pending CN106404845A (en) | 2016-09-13 | 2016-09-13 | Rapid determination device for water content of roadbed filler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106404845A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021017309A1 (en) * | 2019-07-29 | 2021-02-04 | 石家庄铁道大学 | System and method for continuously and intelligently measuring water content of roadbed in real time |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3882383A (en) * | 1973-06-07 | 1975-05-06 | Charles Matlin | Soil moisture sensing system |
| JPS55113944A (en) * | 1979-02-27 | 1980-09-02 | Hitachi Metals Ltd | Water content measurement of granular body |
| JPH03125951A (en) * | 1989-10-12 | 1991-05-29 | Japan Tobacco Inc | Electric resistance type soil moisture sensor |
| ES2116215A1 (en) * | 1996-02-22 | 1998-07-01 | Zuniga Escobar Orlando | Electro-probe for measuring the moisture content of the soil and its compaction, corresponding measurement method and use of the said electro-probe. |
| CN2524243Y (en) * | 2002-01-08 | 2002-12-04 | 申文龙 | Comparative material moisture inspector |
| CN104198537A (en) * | 2014-09-03 | 2014-12-10 | 中国科学院合肥物质科学研究院 | Method and device for detecting moisture content and electric conductivity of soil |
| CN104483357A (en) * | 2014-12-22 | 2015-04-01 | 山东大学 | Resistivity change principle based soil water content testing instrument and method |
| CN105758892A (en) * | 2016-03-05 | 2016-07-13 | 哈尔滨理工大学 | Device for measurement of green sand moisture content by separation resistance and moisture content acquisition method |
-
2016
- 2016-09-13 CN CN201610820438.3A patent/CN106404845A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3882383A (en) * | 1973-06-07 | 1975-05-06 | Charles Matlin | Soil moisture sensing system |
| JPS55113944A (en) * | 1979-02-27 | 1980-09-02 | Hitachi Metals Ltd | Water content measurement of granular body |
| JPH03125951A (en) * | 1989-10-12 | 1991-05-29 | Japan Tobacco Inc | Electric resistance type soil moisture sensor |
| ES2116215A1 (en) * | 1996-02-22 | 1998-07-01 | Zuniga Escobar Orlando | Electro-probe for measuring the moisture content of the soil and its compaction, corresponding measurement method and use of the said electro-probe. |
| CN2524243Y (en) * | 2002-01-08 | 2002-12-04 | 申文龙 | Comparative material moisture inspector |
| CN104198537A (en) * | 2014-09-03 | 2014-12-10 | 中国科学院合肥物质科学研究院 | Method and device for detecting moisture content and electric conductivity of soil |
| CN104483357A (en) * | 2014-12-22 | 2015-04-01 | 山东大学 | Resistivity change principle based soil water content testing instrument and method |
| CN105758892A (en) * | 2016-03-05 | 2016-07-13 | 哈尔滨理工大学 | Device for measurement of green sand moisture content by separation resistance and moisture content acquisition method |
Non-Patent Citations (1)
| Title |
|---|
| 王彬: "砂性土路堤内部含水率变化规律室内试验研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑（月刊）》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021017309A1 (en) * | 2019-07-29 | 2021-02-04 | 石家庄铁道大学 | System and method for continuously and intelligently measuring water content of roadbed in real time |
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Application publication date: 20170215 |