CN201885945U - Simple instrument for testing density of fine grained soil - Google Patents
Simple instrument for testing density of fine grained soil Download PDFInfo
- Publication number
- CN201885945U CN201885945U CN201020629241XU CN201020629241U CN201885945U CN 201885945 U CN201885945 U CN 201885945U CN 201020629241X U CN201020629241X U CN 201020629241XU CN 201020629241 U CN201020629241 U CN 201020629241U CN 201885945 U CN201885945 U CN 201885945U
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- millimeters
- soil
- thinly
- sliced
- native
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- 239000002689 soil Substances 0.000 title claims abstract description 65
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000005527 soil sampling Methods 0.000 abstract description 3
- 238000005070 sampling Methods 0.000 abstract description 2
- 238000005303 weighing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 238000002474 experimental method Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013138 pruning Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a simple instrument for testing the density of fine grained soil, which belongs to the field of soil engineering experimental apparatuses. The simple instrument for testing the density of fine grained soil consists of an annular bucket knife (1) as well as two fine soil cutting blades (2) and (3), wherein the annular bucket knife which is made of steel and provided with a handle, is an elliptic cylinder; two parallel through cuts are arranged between the two semicircles of the outer wall of the annular bucket knife; the two fine soil cutting blades (2) and (3) of an elliptic cylinder shape are fixed with the cuts of the two semicircles of the wall of the annular bucket knife (1) by inserting; during oil sampling, when the annular bucket knife (1) is pressed down until an oil sample is basically and fully filled in the annular bucket knife, the annular bucket knife is slowly rotated by a plurality of circles, and then is slowly pulled out; then the upper fine soil cutting blade and the lower fine soil cutting blade are inserted into the cuts; and therefore, the soil between the two fine soil cutting blades is an experimental soil sample, and the soil sampling is completed. The mass of the soil sampled can be obtained precisely by weighing the gross mass of the annular bucket knife, the fine soil cutting blades and the soil sample. The simple instrument for testing the density of fine grained soil has the advantages of time saving, simplicity and convenience in operation as well as strong practicability.
Description
Technical field
The utility model relates to a kind of simple instrument of surveying fine grained soil density, dependent territory worker's experimental apparatus field.
Background technology
The test method of measuring fine grained soil density at present is generally core cutter method, its method is: with the cutting ring cutting edge to being placed down on the soil sample, with the cutting ring vertical depression, and will cut native cutter along cutting ring outside cutting soil sample, the limit flanging is cut to soil sample and is exceeded cutting ring, with cutting native cutter leveling cutting ring two ends soil sample up and down, cleans the cutting ring outer wall then, claim the gross mass of cutting ring and soil, obtain native density divided by volume then.In this process, with cutting the two ends soil sample operation of native cutter leveling cutting ring difficult, and soil sample comes off in moving process easily in the cutting ring.In addition, also need with cutting the native cutter soil in the cutting ring outside of pruning, operation is complicated.So with core cutter method survey that fine grained soil density is more time-consuming, the personal error of operating difficulties and existence is bigger.
Summary of the invention
The purpose of this utility model is to survey the program of fine grained soil density in order to simplify core cutter method, and is simple to operate when it is fetched earth, save time and fetch earth accurately, provides a kind of simple instrument to measure the density of fine grained soil.
The simple instrument that the utility model is surveyed fine grained soil density is made up of the ring bucket cutter (1) of the band handle (6) of steel and two thinly-sliced native blades (2) and (3), it is characterized in that: ring bucket cutter (1) is oval cylinder, its section configuration is by square composition of prolate at two semicircles and middle part, ring bucket cutter semicircle internal diameter is 79.8 millimeters, square its length of prolate is 79.8 millimeters, wide is 25.0 millimeters, height is 60.0 millimeters, in the middle of on ring bucket cutter outer wall two semi arches two parallel penetrating finedraws are arranged, the finedraw width is the 1.0-1.5 millimeter, article two, the finedraw clear distance is 30.0 millimeters, and every finedraw is 15.0 millimeters apart from ring bucket cutter end distance; Two thinly-sliced native blades (2) (3) are elliptical cylinder-shape up and down, and its section configuration is by square composition of prolate at two semicircles and middle part, and the semicircle internal diameter is 79.8 millimeters, and square its length of prolate is 79.8 millimeters, and wide is 25.0 millimeters; Two thinly-sliced native blade one ends are semi arch baffle plate (5), semi arch baffle plate center has a thinly-sliced native blade that outwards protrudes to push away handle (4), pushes away long 25.0 millimeters of handle, and wide is 40.0 millimeters, the other end is the cutting edge that semi arch is cut native blade, and the cutting edge of upper and lower two thinly-sliced native blades and baffle plate direction are opposite; Two thinly-sliced native blades (2) (3) are pegged graft fixing with ring bucket cutter (1) wall two semi arch finedraws.
Ring bucket cutter and two thinly-sliced native blades by the band handle of steel are formed the simple instrument of surveying fine grained soil density, ring bucket cutter is oval cylinder, its section configuration is by square composition of prolate at two semicircles and middle part, ring bucket cutter semicircle internal diameter is 79.8 millimeters, square its length of prolate is 79.8 millimeters, wide is 25.0 millimeters, height is 60.0 millimeters, in the middle of on ring bucket cutter outer wall two semi arches two parallel penetrating finedraws are arranged, the finedraw width is the 1.0-1.5 millimeter, article two, the finedraw clear distance is 30.0 millimeters, and every finedraw is 15.0 millimeters apart from ring bucket cutter end distance, and finedraw is mainly thinly-sliced native blade and cuts soil sample passage is provided.Two thinly-sliced native blades are elliptical cylinder-shape up and down, and its section configuration is by square composition of prolate at two semicircles and middle part, and the semicircle internal diameter is 79.8 millimeters, and square its length of prolate is 79.8 millimeters, and wide is 25.0 millimeters; Two thinly-sliced native blade one ends are the semi arch baffle plate, and semi arch baffle plate center has a thinly-sliced native blade that outwards protrudes to push away handle, pushes away long 25.0 millimeters of handle, and wide is 40.0 millimeters.The other end is the cutting edge that semi arch is cut native blade, and the cutting edge of upper and lower two thinly-sliced native blades and baffle plate direction are opposite; Two thinly-sliced native blades are pegged graft fixing with ring bucket cutter wall two semi arch finedraws.
The utility model is surveyed the simple instrument of fine grained soil density, when measuring fine grained soil density operation fairly simple, some the unnecessary programs when saving core cutter method and surveying density; The soil sample two ends flatten easily in the ring bucket cutter, and simple to operate; The soil sample difficult drop-off that takes out, easy to operate, save the time of fetching earth, simplify the operation and fetch earth more accurately than the core cutter method sampling.
Description of drawings
Fig. 1 is a kind of simple instrument three-dimensional exploded view of surveying fine grained soil density
Fig. 2 is the I-I sectional view of Fig. 1
Fig. 3 is the thinly-sliced native blade front view in top
Fig. 4 is the thinly-sliced native blade front view in bottom
Fig. 5 is the side view of Fig. 3
Fig. 6 is the side view of Fig. 4
Sequence number note among the figure: 1, ring bucket cutter; 2, the thinly-sliced native blade in top; 3, the thinly-sliced native blade in bottom; 4, thinly-sliced native blade pushes away handle; 5, semi arch baffle plate; 6, handle.
Embodiment
The utility model is surveyed the simple instrument of fine grained soil density, ring bucket cutter 1 and two thinly-sliced native blades 2 and 3 by the band handle 6 of steel are formed, ring bucket cutter 1 is oval cylinder, its section configuration is by square composition of prolate at two semicircles and middle part, ring bucket cutter semicircle internal diameter is 79.8 millimeters, square its length of prolate is 79.8 millimeters, wide is 25.0 millimeters, height is 60.0 millimeters, in the middle of on ring bucket cutter 1 outer wall two semi arches two parallel penetrating finedraws are arranged, the finedraw width is the 1.0-1.5 millimeter, and two finedraw clear distances are 30.0 millimeters, every finedraw is 15.0 millimeters apart from ring bucket cutter end distance, and finedraw is mainly thinly-sliced native blade and cuts soil sample passage is provided.Up and down two thinly-sliced native blades 2,3, be elliptical cylinder-shape, its section configuration is by square composition of prolate at two semicircles and middle part, the semicircle internal diameter is 79.8 millimeters, square its length of prolate is 79.8 millimeters, wide is 25.0 millimeters; Two thinly-sliced native blade one ends are semi arch baffle plate 5, and semi arch baffle plate center has a thinly-sliced native blade that outwards protrudes to push away handle 4, pushes away long 25.0 millimeters of handle, and wide is 40.0 millimeters.The other end is the cutting edge that semi arch is cut native blade, and the cutting edge of upper and lower two thinly-sliced native blades and baffle plate direction are opposite; Two thinly-sliced native blades are pegged graft fixing with ring bucket cutter wall two semi arch finedraws.
When soil sampling, depress ring bucket cutter when soil sample fills with ring bucket cutter substantially, slowly several circles of swivel becket bucket cutter are slowly extracted a ring bucket cutter then, insert finedraws with two thinly-sliced native blades up and down again, and then the soil in the middle of the two thinly-sliced native blades is the experiment soil sample, and fetching earth at this moment finishes.The soil that two ends about the thinly-sliced native blade is remained in the ring bucket cutter removes then, wipe clean the soil that ring bucket cutter outer wall etc. is located, the gross mass of weighing ring bucket cutter, thinly-sliced native blade and soil sample, just institute's soil sampling quality can be obtained accurately, thereby the density of this soil sample can be calculated according to density formula (the soil sample volume is obtained according to instrument size).
1. before the experiment, earlier thinly-sliced native blade 2,3 is inserted ring bucket cutter finedraw, claim its quality.
When 2. measuring fine grained soil density, the leveling undisturbed soil sample.Hand-held handle 6 is cut the native edge of a knife to being placed down on the soil sample with the bottom, and is vertical and to press a ring bucket cutter than jogging speed, stops when seeing soil near ring bucket cutter 1 top.
3. hand-held several circles of handle 6 slow rotation ring bucket cuttves (about 2-4 circle), mention ring bucket cutter, put down gently in side, at this moment hand-held thinly-sliced native blade pushes away handle 4 successively with finedraw about the thinly-sliced native blade 2 in top, the thinly-sliced native blade 3 insertion ring bucket cutter outer walls in bottom, thinly-sliced native blade 2,3 is crossed and run through and encircle bucket cutter 1, fetching earth finishes.
4. thinly-sliced native blade 2,3 two ends soil is removed totally, cleaned ring bucket cutter outer wall and other positions, claim its gross mass.
5. calculate the soil sample volume according to known dimensions, just can obtain its soil sample density divided by volume with quality.
6. repeat said process 1-2 time, get each mean value of surveying density value, can obtain the soil sample final densities.
1. before the experiment, earlier thinly-sliced native blade 2,3 is inserted ring bucket cutter 1 finedraw, claim its quality.
When 2. measuring fine grained soil density, the leveling undisturbed soil sample.Hand-held handle 6 is cut the native edge of a knife to being placed down on the soil sample with the bottom, and is vertical and to press a ring bucket cutter than jogging speed, stops when seeing soil near ring bucket cutter 1 top.
3. when native viscosity was more weak, cut near encircle when bucket cutter bottom cut the native edge of a knife stop with cutting native cutter along encircling the bucket cutter outside cutting soil sample this moment.
4. hand thinly-sliced native blade and push away handle 4 successively with finedraw about the thinly-sliced native blade 2 in top, the thinly-sliced native blade 3 insertion ring bucket cuttves in bottom, thinly-sliced native blade 2,3 is crossed and run through and encircle a barrel cutter, fetching earth finishes.
5. hand-held handle 6 will encircle the bucket cutter and propose and move to side.
6. thinly-sliced native blade 2,3 two ends soil is removed totally, cleaned ring bucket cutter outer wall and other positions, claim its gross mass.
7. calculate the soil sample volume according to known dimensions, just can obtain its soil sample density divided by volume with quality.
8. repeat said process 1-2 time, get each mean value of surveying density value, can obtain the soil sample final densities.
Claims (1)
1. simple instrument of surveying fine grained soil density, form by the ring bucket cutter (1) of the band handle (6) of steel and two thinly-sliced native blades (2) and (3), it is characterized in that: ring bucket cutter (1) is oval cylinder, its section configuration is by square composition of prolate at two semicircles and middle part, ring bucket cutter semicircle internal diameter is 79.8 millimeters, square its length of prolate is 79.8 millimeters, wide is 25.0 millimeters, height is 60.0 millimeters, in the middle of on ring bucket cutter outer wall two semi arches two parallel penetrating finedraws are arranged, the finedraw width is the 1.0-1.5 millimeter, and two finedraw clear distances are 30.0 millimeters, and every finedraw is 15.0 millimeters apart from ring bucket cutter end distance; Two thinly-sliced native blades (2) (3) are elliptical cylinder-shape up and down, and its section configuration is by square composition of prolate at two semicircles and middle part, and the semicircle internal diameter is 79.8 millimeters, and square its length of prolate is 79.8 millimeters, and wide is 25.0 millimeters; Two thinly-sliced native blade one ends are semi arch baffle plate (5), semi arch baffle plate center has a thinly-sliced native blade that outwards protrudes to push away handle (4), pushes away long 25.0 millimeters of handle, and wide is 40.0 millimeters, the other end is the cutting edge that semi arch is cut native blade, and the cutting edge of upper and lower two thinly-sliced native blades and baffle plate direction are opposite; Two thinly-sliced native blades (2) (3) are pegged graft fixing with ring bucket cutter (1) wall two semi arch finedraws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020629241XU CN201885945U (en) | 2010-11-29 | 2010-11-29 | Simple instrument for testing density of fine grained soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020629241XU CN201885945U (en) | 2010-11-29 | 2010-11-29 | Simple instrument for testing density of fine grained soil |
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| Publication Number | Publication Date |
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| CN201885945U true CN201885945U (en) | 2011-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201020629241XU Expired - Fee Related CN201885945U (en) | 2010-11-29 | 2010-11-29 | Simple instrument for testing density of fine grained soil |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102323104A (en) * | 2011-08-31 | 2012-01-18 | 吉林大学 | A kind of original state soil sample barrel that is used for sandy friable soil |
| CN103808527A (en) * | 2013-09-18 | 2014-05-21 | 中国水产科学研究院南海水产研究所 | Disturbance-free deposit sampler |
| CN105510179A (en) * | 2015-12-31 | 2016-04-20 | 河海大学 | Automatic soil density measurer based on cutting-ring method |
| CN105910846A (en) * | 2016-06-24 | 2016-08-31 | 镇江市建科工程质量检测中心有限公司 | Soil-sampling machine for testing soil density through cutting-ring method |
| CN107907366A (en) * | 2017-12-28 | 2018-04-13 | 长安大学 | A kind of undisturbed soil soil test standard soil body sample preparation facilities |
| CN108827698A (en) * | 2018-08-24 | 2018-11-16 | 天津市水利勘测设计院 | A kind of ground sample sampler for geotechnical engineering investigation |
| CN109655377A (en) * | 2019-02-28 | 2019-04-19 | 湖南科技大学 | Portable snow layer density measuring device and use method |
-
2010
- 2010-11-29 CN CN201020629241XU patent/CN201885945U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102323104A (en) * | 2011-08-31 | 2012-01-18 | 吉林大学 | A kind of original state soil sample barrel that is used for sandy friable soil |
| CN103808527A (en) * | 2013-09-18 | 2014-05-21 | 中国水产科学研究院南海水产研究所 | Disturbance-free deposit sampler |
| CN103808527B (en) * | 2013-09-18 | 2017-05-24 | 中国水产科学研究院南海水产研究所 | Disturbance-free deposit sampler |
| CN105510179A (en) * | 2015-12-31 | 2016-04-20 | 河海大学 | Automatic soil density measurer based on cutting-ring method |
| CN105910846A (en) * | 2016-06-24 | 2016-08-31 | 镇江市建科工程质量检测中心有限公司 | Soil-sampling machine for testing soil density through cutting-ring method |
| CN105910846B (en) * | 2016-06-24 | 2020-02-07 | 镇江市建设工程质量检测中心有限公司 | Soil sampler for testing soil density by ring cutter method |
| CN107907366A (en) * | 2017-12-28 | 2018-04-13 | 长安大学 | A kind of undisturbed soil soil test standard soil body sample preparation facilities |
| CN108827698A (en) * | 2018-08-24 | 2018-11-16 | 天津市水利勘测设计院 | A kind of ground sample sampler for geotechnical engineering investigation |
| CN108827698B (en) * | 2018-08-24 | 2024-07-09 | 天津市水务规划勘测设计有限公司 | A rock soil sample sampling device for geotechnical engineering reconnaissance |
| CN109655377A (en) * | 2019-02-28 | 2019-04-19 | 湖南科技大学 | Portable snow layer density measuring device and use method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20131129 |