CN108225868B - Standard soil sample combined making instrument for dry density measurement of soil for highway engineering roadbed - Google Patents
Standard soil sample combined making instrument for dry density measurement of soil for highway engineering roadbed Download PDFInfo
- Publication number
- CN108225868B CN108225868B CN201810180235.1A CN201810180235A CN108225868B CN 108225868 B CN108225868 B CN 108225868B CN 201810180235 A CN201810180235 A CN 201810180235A CN 108225868 B CN108225868 B CN 108225868B
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- Prior art keywords
- soil
- highway engineering
- dry density
- standard
- density measurement
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- 239000002689 soil Substances 0.000 title claims abstract description 162
- 238000001739 density measurement Methods 0.000 title claims abstract description 25
- 238000001035 drying Methods 0.000 claims abstract description 22
- 238000005056 compaction Methods 0.000 claims abstract description 16
- 238000002360 preparation method Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 3
- 241000282461 Canis lupus Species 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000013461 design Methods 0.000 abstract description 5
- 238000010998 test method Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010298 pulverizing process Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000007605 air drying Methods 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
Abstract
A standard soil sample combined manufacturing instrument for dry density measurement of soil for highway engineering roadbed belongs to the technical field of highway engineering measuring instruments and aims to solve the problems that the whole structure design of the existing standard soil sample instrument for dry density measurement of soil for highway engineering roadbed is unreasonable, the operation is complex and the standard requirement of dry density measurement of soil for highway engineering roadbed cannot be met. The sprayer is connected in the soil mixer main body to form a combined type humidifying mixer, the front part of the combined type humidifying mixer is connected with a soil crushing machine, the front part of the soil crushing machine is connected with a soil drying box, the rear part of the combined type humidifying mixer is connected with an electric compaction device, and the bottoms of the electric compaction device, the combined type humidifying mixer, the soil crushing machine and the soil drying box are connected together to form a base plate. The soil sample preparation device has a simple and practical integral structure, is automatically controlled, and is suitable for manufacturing standard soil samples for dry (volume weight) density measurement of soil for highway engineering roadbed according to highway geotechnical test procedure (JTGE 40-2007).
Description
Technical Field
The invention belongs to the technical field of highway engineering measuring instruments, and relates to an instrument for measuring dry density (volume weight) standard soil samples of road soil on highway engineering roadbed.
Background
With the increasing development and technical progress of highway engineering construction, the technical requirements on highway engineering measuring instruments, especially standard soil sample measuring instruments for measuring the dry density (volume weight) of soil for roadbed are also higher and higher. In the known technology, the existing instrument for measuring the dry density (volume weight) standard soil sample of soil for roadbed in highway engineering is mainly a soil drying box, a soil crushing machine, a sprayer, a soil stirring machine, an electric compaction instrument and the like adopted according to the highway geotechnical test procedure (JTGE 40-2007), but is limited by the structure, the whole structure design is unreasonable, the soil sample measuring instrument is arranged in a scattered way, the operation is complicated and clumsy, the labor and the time are wasted, and in the normal actual measurement, the soil sample is firstly collected on site for sealing and then is sent to a measuring room for natural airing and air drying, usually 6-10 days are needed, and the time is longer once the soil sample is in a rainy day; after the soil sample is air-dried, grinding and crushing are carried out manually by using a heavy object, and then sieving is carried out, so that the soil sample is often repeated for a plurality of times; the sieved soil sample is humidified by a sprayer and then is filled into a soil stirring barrel for stirring, all the soil samples are manually operated, the stirring uniformity and stirring quality of the standard soil sample are affected by human factors, and the soil sample is difficult to meet the measurement standard requirement of the dry density of road soil and also brings inconvenience to practical application. With the development and continuous progress of highway engineering construction, there is a further need for further improvement and development of a novel instrument for measuring dry density standard soil samples of road soil for highway engineering subgrade.
Disclosure of Invention
In order to overcome the defects of the prior art, the problems that the whole structure design of the existing dry density standard soil sample instrument for measuring soil for roadbed in highway engineering is unreasonable, the operation is complex and the dry density measurement standard requirement of soil for roadbed in highway engineering cannot be met are solved. The invention aims to provide a standard soil sample combined manufacturing instrument for dry (volume weight) density measurement of soil for a novel highway engineering subgrade, which has the advantages of simple and practical integral structure, integrated integral structure, simple operation, labor and effort saving, uniform manufactured standard soil sample and stable quality, can meet the standard requirement for dry density measurement of soil for a road, and is convenient to use.
The invention solves the problems by adopting the following technical scheme:
a standard soil sample combined making instrument for dry density measurement of soil for highway engineering roadbed comprises: soil stoving case, soil crushing machinery, atomizer, soil stirring machinery, electronic compaction appearance, the atomizer dress links and constitutes combination formula humidification mixer in the soil stirrer main part, and soil crushing machinery is being connected to combination formula humidification mixer's front portion, soil stoving case is being connected to soil crushing machinery front portion, and electric compaction appearance is being connected to combination formula humidification mixer's rear portion, and the bottom of combination formula humidification mixer, soil crushing machinery and soil stoving case is conjuncted and is had the base dish, constitutes and combines the integral type preparation appearance with standard soil sample for the dry density survey of soil for highway engineering roadbed.
The soil crushing machine is a cuboid crusher body with a vibrating table soil storage at the bottom, a spherical shell with a spherical-segment type screen at the bottom is arranged in the crusher body, a soil crusher with a rod-type breaking hammer is arranged in the spherical shell with the spherical-segment type screen at the bottom, and a crushing motor is arranged at the top of the cuboid crusher body of the soil crusher, and the power output shaft of the crushing motor is connected with the rod-type breaking hammer; and other suitable soil crushers such as high-speed shear crushers, hammer crushers, drum crushers, and the like.
The standard soil sample combined manufacturing instrument for the dry density measurement of the soil for the highway engineering roadbed is characterized in that the rod breaking hammer is any rod breaking hammer of a row rod breaking hammer and a spike rod breaking hammer; and other applicable bar-type breaking hammers.
The combined type humidifying agitator is a combined type humidifying agitator which is formed by connecting a spherical agitating shell in a cuboid type humidifying agitator body, arranging a steel wire tennis agitating brush in the spherical agitating shell, connecting a humidifying sprayer corresponding to the upper opening of the spherical agitating shell at the inner top of the cuboid type humidifying agitator body, connecting an agitating motor at the outer top, and connecting a power output shaft of the agitating motor with the steel wire tennis agitating brush; and other applicable type humidifying and stirring machines.
The standard soil sample combined making instrument for the dry density measurement of the soil for the highway engineering subgrade is characterized in that the humidifying sprayer is connected with a water metering and quantifying device through a water supply pipe, and a water inlet of the water metering and quantifying device is connected with a water supply pipe with a control valve.
The standard soil sample combined preparation instrument for the dry density measurement of the soil for the highway engineering subgrade is characterized in that the base plate is connected with a skid-mounted cover cap, and the standard soil sample combined preparation instrument for the dry density measurement of the soil for the highway engineering subgrade is formed.
The standard soil sample combined making instrument for the dry density measurement of the soil for the highway engineering subgrade is characterized in that a PLC (programmable logic controller) is further installed on the base plate, and the PLC is respectively connected with and controls an electric compaction instrument, a water metering and quantifying device, a control valve, a humidifying sprayer, a stirring motor, a crushing motor and a soil drying box through connected electric signal wires.
The standard soil sample joint making instrument for the dry density measurement of the soil for the highway engineering subgrade is characterized in that the PLC is one of Mitsubishi PLC, siemens PLC and Taida PLC; and other applicable PLC programmable controllers.
The standard soil sample combined manufacturing instrument for measuring the dry density of the soil for the highway engineering subgrade is characterized in that the soil drying box is any one of a plate type drying box and a GH series soil drying box; and other applicable drying boxes.
When the soil sample measuring instrument is used, the standard soil sample combined preparation instrument for measuring the dry density of the soil for the highway engineering subgrade is assembled into the standard soil sample measuring instrument of the soil measuring chamber for the highway engineering subgrade or other set positions such as a construction site and the like according to design requirements and actual requirements. After the soil sample is collected and sealed on site, the soil sample is sent to a standard soil sample combined manufacturing instrument for dry density measurement, a PLC programmable controller is controlled and set, a road soil sample sealing barrel, a soil sample sealing bag and the like are opened, the collected soil sample is added into a soil drying box, the dried soil sample enters a soil stirring machine, the uniformly stirred soil sample is added into a combined humidifying mixer, the uniformly stirred soil sample is quantitatively sprayed and humidified by the combined humidifying mixer and is added into an electric compaction instrument, the soil sample is compacted by the electric compaction instrument to be manufactured into the standard soil sample for dry density measurement, the standard soil sample is qualified through inspection, and the PLC programmable controller is used for manufacturing the standard soil sample and sending the standard soil sample into the next measurement instrument.
Due to the adoption of the technical scheme, the problems that the whole structure design of the existing road engineering dry density standard soil sample measuring instrument for measuring road soil is unreasonable, the operation is complex and the road soil dry density measuring standard requirement cannot be met are effectively solved. The test results of a plurality of actual standard soil sample manufacturing tests show that the device has the advantages of simple and practical integral structure, integrated automatic control, simple operation, labor saving and labor saving, uniform manufactured standard soil samples, stable quality, capability of meeting the standard requirement of measuring the dry density of road soil, convenient use and the like, and is suitable for manufacturing foundation soil, road foundation soil and other standard soil samples for measuring the dry density of road soil according to the highway geotechnical test procedure (JTGE 40-2007) of highway engineering.
Drawings
The invention is described in further detail below with reference to the drawings and examples.
Fig. 1 is a schematic diagram of an embodiment of the present invention.
FIG. 2 is a schematic diagram of a standard soil sample joint making instrument for dry density measurement of soil for a skid-mounted highway engineering subgrade, which is added with a skid-mounted cover and a PLC (programmable logic controller) in the embodiment of FIG. 1.
Fig. 3 is an enlarged schematic view of the portion a of the embodiment of fig. 1.
The reference numerals in the drawings are: 1, a soil drying box; 2 a base plate; 3, a soil pulverizer; 4, a spherical shell with a spherical-segment screen is arranged at the bottom; 5 bar breaking hammer; 6, a crushing motor; 7, a combined humidifying agitator; 8 spherical stirring shell; 9, stirring and brushing the steel wire tennis balls; 10 a stirring motor; 11 a humidification atomizer; 12, an electric compaction apparatus; 13 a water metering and quantifying device; 14 controlling a valve; 15 a water supply pipe; 16 skid-mounted covers; 17 A PLC programmable controller; 18 electrical signal lines.
Detailed Description
As shown in the embodiment of fig. 1, the present invention includes: the combined type humidifying agitator 7 is formed by connecting the sprayer in a main body of the soil agitator, the front part of the combined type humidifying agitator 7 is connected with the soil pulverizing machine, the front part of the soil pulverizing machine is connected with the soil drying box, the rear part of the combined type humidifying agitator is connected with the electric compaction apparatus 12, and the bottoms of the electric compaction apparatus 12, the combined type humidifying agitator 7, the soil pulverizing machine and the soil drying box 1 are connected together with a base plate 2; the soil crushing machine is a cuboid crusher body with a vibrating table soil storage at the bottom, a spherical shell 4 with a spherical-segment type screen with a round hole with the diameter of 5mm at the bottom is arranged in the crusher body, a soil crusher 2 with a bar-type breaking hammer 5 is arranged in the spherical shell 4 with the spherical-segment type screen, a crushing motor 6 is arranged at the top of the cuboid crusher body of the soil crusher 2, and a power output shaft of the crushing motor 6 is connected with the bar-type breaking hammer 5; the rod-type breaking hammer 5 is a row-rod-type breaking hammer with rod teeth arranged in a single row; the combined type humidifying agitator 7 is formed by connecting a spherical agitating shell 8 in a cuboid type humidifying agitator body, arranging a steel wire tennis agitating brush 9 in the spherical agitating shell 8, connecting a humidifying sprayer 11 corresponding to the upper opening of the spherical agitating shell 8 at the inner top of the cuboid type humidifying agitator body, connecting an agitating motor 10 at the outer top, and connecting a power output shaft of the agitating motor 10 with the steel wire tennis agitating brush 9.
Referring to fig. 2, the humidifying sprayer 11 of the embodiment is connected with a water metering and quantifying device 13 through a water supply pipe, and a water supply pipe 15 with a control valve 14 is connected with a water inlet of the water metering and quantifying device 13.
Referring to fig. 3, the base plate 2 of the present embodiment is provided with a skid-mounted cover 16, which is formed by a standard soil sample combined making instrument for measuring the dry density of the soil for the skid-mounted highway engineering subgrade; the base plate 2 is also provided with a Mitsubishi PLC (programmable logic controller) 17, and the PLC 17 is respectively connected with and controls the electric compaction instrument 12, the water metering and quantifying device 13, the control valve 14, the humidifying sprayer 11, the stirring motor 10, the crushing motor 6 and the soil drying box 1 through connected electric signal wires 18; the soil drying box 1 in this embodiment is a plate type drying box.
Claims (5)
1. The standard soil sample combined making instrument for the dry density measurement of the soil for the highway engineering subgrade comprises a soil drying box, a soil crushing machine, a sprayer, a soil stirring machine and an electric compaction machine, and is characterized in that the sprayer is arranged in a soil stirrer main body to form a combined type humidifying stirrer (7), the front part of the combined type humidifying stirrer (7) is connected with the soil crushing machine, the front part of the soil crushing machine is connected with the soil drying box, the rear part of the combined type humidifying stirrer is connected with the electric compaction machine (12), and the electric compaction machine (12), the combined type humidifying stirrer, the soil crushing machine and the bottom of the soil drying box are connected with a base disc (2) in a combined mode to form the standard soil sample combined making instrument for the dry density measurement of the soil for the highway engineering subgrade; the soil crushing machine is a cuboid crusher body with a vibrating table soil storage at the bottom, a spherical shell (4) with a spherical-segment type screen at the bottom is arranged in the crusher body, a soil crusher (3) with a rod-type breaking hammer (5) is arranged in the spherical shell (4) with the spherical-segment type screen at the bottom, a crushing motor (6) is arranged at the top of the cuboid crusher body of the soil crusher (3), and a power output shaft of the crushing motor (6) is connected with the rod-type breaking hammer (5); the combined type humidifying agitator (7) is a combined type humidifying agitator which is formed by connecting a spherical agitating shell (8) in a cuboid type humidifying agitator body, arranging a steel wire tennis agitating brush (9) in the spherical agitating shell (8), connecting a humidifying sprayer (11) corresponding to the upper opening of the spherical agitating shell (8) at the inner top of the cuboid type humidifying agitator body, connecting an agitating motor (10) at the outer top, and connecting a power output shaft of the agitating motor (10) with the steel wire tennis agitating brush (9); the humidifying sprayer (11) is connected with a water metering and quantifying device (13) through a water supply pipe, and a water inlet of the water metering and quantifying device (13) is connected with a water supply pipe (15) with a control valve (14); the base plate (2) is also provided with a PLC (programmable logic controller) 17, and the PLC 17 is respectively connected with and controls the electric compaction instrument (12), the water metering and quantifying device (13), the control valve (14), the humidifying sprayer (11), the stirring motor (10), the crushing motor (6) and the soil drying box (1) through the connected electric signal wires (18).
2. The combined standard soil sample and soil making apparatus for measuring the dry density of soil for highway engineering subgrade according to claim 1, wherein the rod type breaking hammer (5) is any one of a row rod type breaking hammer and a wolf tooth rod type breaking hammer.
3. The standard soil sample combined preparation instrument for dry density measurement of soil for highway engineering subgrade according to claim 1, wherein the base plate (2) is provided with a skid-mounted cover cap (16) in a connecting way, and the standard soil sample combined preparation instrument for dry density measurement of soil for highway engineering subgrade is formed.
4. The standard soil sample joint making instrument for dry density measurement of soil for highway engineering subgrade according to claim 1, wherein the PLC programmable controller (17) is one of Mitsubishi PLC programmable controller, siemens PLC programmable controller and Taida PLC programmable controller.
5. The combined preparation instrument for dry density measurement standard soil samples of soil for highway engineering roadbed according to claim 1, wherein the soil drying box (1) is any one of a plate type drying box and a GH series soil drying box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810180235.1A CN108225868B (en) | 2018-03-05 | 2018-03-05 | Standard soil sample combined making instrument for dry density measurement of soil for highway engineering roadbed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810180235.1A CN108225868B (en) | 2018-03-05 | 2018-03-05 | Standard soil sample combined making instrument for dry density measurement of soil for highway engineering roadbed |
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| Publication Number | Publication Date |
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| CN108225868A CN108225868A (en) | 2018-06-29 |
| CN108225868B true CN108225868B (en) | 2023-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810180235.1A Active CN108225868B (en) | 2018-03-05 | 2018-03-05 | Standard soil sample combined making instrument for dry density measurement of soil for highway engineering roadbed |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109211642A (en) * | 2018-11-14 | 2019-01-15 | 中国科学院、水利部成都山地灾害与环境研究所 | The soil sample makeup that is made into one is set |
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| CN206891916U (en) * | 2017-03-01 | 2018-01-16 | 长安大学 | A kind of device for determining unsaturated soil water diffusivity |
| CN107671106A (en) * | 2017-10-25 | 2018-02-09 | 上海化工研究院有限公司 | Contaminated soil heterotopic solidifies repairing construction apparatus system and construction method |
| CN208333997U (en) * | 2018-03-05 | 2019-01-04 | 王健 | Highway engineering subgrade produces jointly instrument with filling's dry density measurement standard soil sample |
-
2018
- 2018-03-05 CN CN201810180235.1A patent/CN108225868B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000179003A (en) * | 1998-12-11 | 2000-06-27 | Okada Aiyon Corp | Method and device for treating earth and sand |
| CN104155138A (en) * | 2014-07-24 | 2014-11-19 | 西北农林科技大学 | Automatic soil detection system |
| CN104438311A (en) * | 2014-11-11 | 2015-03-25 | 武汉都市环保工程技术股份有限公司 | Thermal-sensitivity contaminant contaminated soil thermal drive desorption repair system |
| CN206891916U (en) * | 2017-03-01 | 2018-01-16 | 长安大学 | A kind of device for determining unsaturated soil water diffusivity |
| CN107219151A (en) * | 2017-05-08 | 2017-09-29 | 长安大学 | A kind of test method for determining roadbed soil-stone material maximum dry density |
| CN107671106A (en) * | 2017-10-25 | 2018-02-09 | 上海化工研究院有限公司 | Contaminated soil heterotopic solidifies repairing construction apparatus system and construction method |
| CN208333997U (en) * | 2018-03-05 | 2019-01-04 | 王健 | Highway engineering subgrade produces jointly instrument with filling's dry density measurement standard soil sample |
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