CN203629882U - Electromagnetic soil sample extractor - Google Patents
Electromagnetic soil sample extractor Download PDFInfo
- Publication number
- CN203629882U CN203629882U CN201320679308.4U CN201320679308U CN203629882U CN 203629882 U CN203629882 U CN 203629882U CN 201320679308 U CN201320679308 U CN 201320679308U CN 203629882 U CN203629882 U CN 203629882U
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- Prior art keywords
- soil sample
- cutter
- ring
- soil
- seat top
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Abstract
The utility model provides an electromagnetic soil sample extractor which enables an annular cutter to rotate to press the annular cutter into a soil body under thrust generated by power rotation. A separable electric propulsion device is additionally arranged at the tail of the annular cutter; during extraction of a soil sample, a soil sample seat top plate is taken down from a supporting column; the soil sample is put below a cutting edge of a sample cutting device; the soil sample seat top plate is arranged above the supporting column, and a motor is rotated to drive a force application rod to move up and down in the vertical direction; a power supply is switched on to enable a pressing plate to generate electromagnetic force to attract an annular cutter cover plate; the soil sample seat top plate is fixed on the supporting column; the motor is rotated to enable the pressing plate to move downwards to uniformly press the annular cutter, so that the annular cutter rotates to enter the soil sample. According to the electromagnetic soil sample extractor, the annular cutter is improved; the annular cutter can be successfully pressed into the hard soil sample through electric propulsion so as to extract a test sample; the whole sample extraction process is uniform in force application, and the efficiency and the quality of sampling are improved.
Description
Technical field
The utility model relates to civil engineering sampling instrument field, relates in particular to a kind of electromagnetic type soil extract instrument.
Background technology
Ring-like cutter is a kind of testing equipment for soil test, is mainly used to produce soil sample, for measuring the native test such as density, water cut.Ring-like cutter is in fact a column type sleeve rigidity, both ends open, and wherein one end is with sharper cutting edge.In the time of concrete use, first prepare larger soil body sample, then ring-like cutter is placed on soil sample, cutting edge contacts with specimen surface, then, firmly to pressing down, makes ring-like cutter enter soil sample.In the process that firmly makes ring-like cutter move downward, in the soil sample of the blade incision periphery of ring-like cutter, when ring-like cutter enters completely and penetrates after soil sample layer, the soil sample in ring-like cutter is taken out and just made complete soil sample.In traditional experiment, be that soil sample compressed into downwards by ring-like cutter by the mode of directly pressing by hand, if but run into the sample that soil property is hard, manual being difficult in ring-like cutter pressing in sample.Therefore, must improve ring-like cutter, can be pressed into easily in certain degree of hardness sample.
Summary of the invention
In order to solve the convenient problem of obtaining sample in hard soil property, the utility model provides a kind of electromagnetic type soil extract instrument, the thrust producing by electric rotary is rotated ring-like cutter and is pressed in the soil body, the utility model improves existing ring-like cutter, the utility model device comprises soil sample seat and ring-like cutter, increase a separable electricpropulsion installation at ring-like cutter afterbody, the electricpropulsion installation here comprises soil sample seat top board, vertical with base and be fixedly connected with support column, soil sample seat top board is positioned at support column top and has dismountable flexible connection with support column, the middle position of soil sample seat top board has the bearing of embedding, in the inner tube of this bearing, fix female steel pipe, this steel pipe stretches out outside bearing and on bearing free to rotate, steel pipe top is fixed with a motor, force application rod is fixedly connected with pressure plate, the ring-like cutter cover plate that make for magnetisable material pressure plate below, ring-like cutter cover plate by thread bush on ring-like cutter, in pressure plate, have solenoid to connect when foreign current, pressure plate becomes electromagnet and can hold ring-like cutter cover plate and rotate together, in the time of soil sampling, first take off soil sample seat top board from support column, soil sample is placed on to the blade of cutting sampling device to being placed down in soil sample face, and on support column, soil sample seat top board is installed, then rotation motor drive force application rod vertically move up and down, and allow pressure plate produce electromagnetic force hold ring-like cutter cover plate, soil sample seat top board is fixed on support column, rotation motor can make pressure plate move down, and evenly exerts pressure to ring-like cutter, ring-like cutter is rotated and go forward side by side in soil sample.
Further improvement to technique scheme is, ring-like cutter side edge thereof has outlet passageway, is communicated with ring-like cutter interior or exterior space, in the time cutting sample, keeps ring-like cutter air pressure inside identical, cuts like this in sample process and can eliminate air pressure resistance.
Further improvement to technique scheme is; in motor, there is resistance tester; detect motor and be applied to the resistance that makes it rotation on force application rod; if this resistance exceedes preset value; automatically cut off in pressure plate and have solenoid current; if in sampling process, ring-like cutter is blocked by the foreign matter in soil sample or when soil sample hardness exceedes the design durometer level of endless knife like this, the safeguard measure to endless knife of employing.
The utility model has been obtained following technique effect:
By the utility model, ring-like cutter is improved, can smoothly ring-like cutter is pressed in hard soil sample and be materialsed by electronic thrust.Entirety sampling process uniform force application, has improved efficiency and the quality of sampling.
Accompanying drawing explanation
Fig. 1 is electromagnetic type soil extract instrument schematic diagram of the present utility model.
Embodiment
Understand and implement the utility model for the ease of those of ordinary skills, below in conjunction with the drawings and the specific embodiments, the utility model being described in further detail.
See Fig. 1, the utility model is mainly on traditional ring-like cutter, to install an electronic device for exerting additional, utilizes electronic rotation thrust, greatly increases the pressure on ring-like cutter, ring-like cutter successfully can be pressed in hard soil sample and obtain sample.
Embodiment 1:
Design an electromagnetic type soil extract instrument of the present utility model, see Fig. 1, design a sampling bench that electric device can be installed, sampling bench comprises: diameter is 100mm, the round metal bench-type base 13 of thick 10mm, it is highly the column type support column 12 of 100mm that 4 diameter 20mm are evenly vertically fixed at base 13 edges, support column 12 upper ends connect a soil sample seat top board 8, main stressed member when this soil sample seat top board 8 is exactly the electronic propelling of the utility model, soil sample seat top board 8 is flexibly connected by dismountable with support column 12, soil sample seat top board 8 can be installed and pull down from support column 12 easily, as fixed by buckle or magnet.Soil sample seat top board 8 for diameter be the metal round platform of 100mm, thick 18mm, made by rigidity hard material, can bear larger pressure indeformable.
The middle position of soil sample seat top board 8 is that circle centre position embeds an external diameter 40mm, internal diameter 20mm, the bearing 10 of height 20mm, in the inner tube of this bearing, fix female steel pipe 7, fixed form can be welding, the external diameter of steel pipe 7 is 20mm, internal diameter is 15mm, be highly 50mm, this steel pipe stretches out part long 30mm free to rotate on bearing outside bearing, steel pipe top is fixed with a motor 3, fixed form can be welding, motor 3 can drive steel pipe 7 to rotate on bearing 10, mode is rotated and can be made force application rod 6 advance downwards clockwise, force application rod 6 is connected with the fixing welding manner of pressure plate 5, pressure plate 5 belows are the ring-like cutter cover plate 9 that magnetisable material is made, ring-like cutter cover plate 9 is collar plate shape, diameter is greater than ring-like cutter external diameter, thickness 5mm, ring-like cutter cover plate 9 by thread bush on ring-like cutter 1, in pressure plate 5, have solenoid to connect when foreign current, pressure plate 5 becomes electromagnet and can hold ring-like cutter cover plate 9 and rotate together, ring-like cutter cover plate 9 belows are ring-like cutter 1, in the time of soil sampling, first take off soil sample seat top board 8 from support column 12, soil sample 4 is placed on the base 13 of cutting sampling device, again the blade 2 of ring-like cutter 1 above being placed down in soil sample 4, and on support column 12, soil sample seat top board 8 is installed, rotation motor 3 drives force application rod 6 vertically to move up and down again, and connect the solenoid current in pressure plate 5, hold ring-like cutter cover plate 9 to produce electromagnetic force, soil sample seat top board 8 is fixed on support column 12, rotation motor 3 can make pressure plate 5 move down, and hold ring-like cutter cover plate 9 and drive ring-like cutter 1 to rotate, ring-like cutter 1 is entered in soil sample 4.Here the power of motor 3 is larger, rotates effectivelyer, easier hard soil sample is operated.
Embodiment 2:
Above-mentioned electromagnetic type soil extract instrument is further improved, on embodiment 1 basis, there are 2 outlet passageways 14 at ring-like cutter cover plate 9 edges, are distributed in ring-like cutter cover plate diameter direction, and this passage is cylindrical, internal diameter is 1/2nd of ring-like cutter cover sheet thickness, the length of ring-like cutter cover plate diameter direction is 1/4th of ring-like cutter cover plate diameter, and this passage turns round in ring-like cutter cover plate, is communicated with ring-like cutter interior or exterior space, in the time cutting sample, keep ring-like cutter air pressure inside identical.
In above-mentioned motor 3, there is resistance tester; detect motor 3 and be applied to the resistance that makes it rotation on force application rod 6; if this resistance exceedes preset value; automatically cut off in pressure plate 5 and have solenoid current; pressure plate loses magnetic force; the pause that runs out of steam of ring-like cutter, if like this in sampling process ring-like cutter blocked by the foreign matter in soil sample or when soil sample hardness exceedes the design durometer level of endless knife, the safeguard measure to endless knife of employing.
The blade 2 of above-mentioned ring-like cutter 1 can be zigzag, the hard soil sample of more favourable like this cutting.
Claims (4)
1. an electromagnetic type soil extract instrument, comprise soil sample seat (11) and ring-like cutter (1), it is characterized in that, described ring-like cutter (1) afterbody increases a separable electricpropulsion installation, described electric device comprises soil sample seat top board (8), vertical with base (13) and be fixedly connected with support column (12), soil sample seat top board (8) is positioned at support column (12) top and has dismountable flexible connection with support column (12), the middle position of soil sample seat top board (8) has the bearing (10) of embedding, in the inner tube of this bearing, fix female steel pipe (7), this steel pipe stretches out outside bearing and on bearing free to rotate, steel pipe top is fixed with a motor (3), force application rod (6) is fixedly connected with pressure plate (5), the ring-like cutter cover plate (9) that make for magnetisable material pressure plate (5) below, ring-like cutter cover plate (9) by thread bush on ring-like cutter (1), in pressure plate (5), have solenoid to connect when foreign current, pressure plate (5) becomes electromagnet and can hold ring-like cutter cover plate (9) and rotate together, in the time of soil sampling, first take off soil sample seat top board (8) from support column (12), soil sample (4) is placed on the base (13) of cutting sampling device, again the blade of ring-like cutter (1) (2) above being placed down in soil sample (4), and to the upper soil sample seat top board (8) of installing of support column (12), rotation motor (3) drives force application rod (6) vertically to move up and down again, and allow pressure plate (5) generation electromagnetic force hold ring-like cutter cover plate (9), soil sample seat top board (8) is fixed on support column (12), rotation motor (3) can make pressure plate (5) move down, evenly exert pressure to ring-like cutter (1), make ring-like cutter (1) rotation get up to go forward side by side in soil sample (4).
2. electromagnetic type soil extract instrument as claimed in claim 1, is characterized in that there is outlet passageway (14) at described ring-like cutter cover plate (9) edge, is communicated with ring-like cutter interior or exterior space, in the time cutting sample, keeps ring-like cutter air pressure inside identical.
3. electromagnetic type soil extract instrument as claimed in claim 1, it is characterized in that there is resistance tester in described motor (3), detect motor (3) and be applied to the resistance that makes it rotation on force application rod (6), if this resistance exceedes preset value, automatically cut off in pressure plate (5) and have solenoid current.
4. electromagnetic type soil extract instrument as claimed in claim 1, is characterized in that described ring-like cutter (1) blade (2) is for zigzag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320679308.4U CN203629882U (en) | 2013-10-31 | 2013-10-31 | Electromagnetic soil sample extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320679308.4U CN203629882U (en) | 2013-10-31 | 2013-10-31 | Electromagnetic soil sample extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203629882U true CN203629882U (en) | 2014-06-04 |
Family
ID=50816348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320679308.4U Withdrawn - After Issue CN203629882U (en) | 2013-10-31 | 2013-10-31 | Electromagnetic soil sample extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203629882U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103543033A (en) * | 2013-10-31 | 2014-01-29 | 兰州大学 | Electromagnetic type soil sample extraction instrument |
| CN104792568A (en) * | 2015-04-14 | 2015-07-22 | 安徽理工大学 | Portable chargeable soil sampler |
| CN105484744A (en) * | 2015-12-02 | 2016-04-13 | 广东工业大学 | Soil sampling device |
| CN106087936A (en) * | 2016-07-28 | 2016-11-09 | 南京铁道职业技术学院 | Hammering thin-walled low-resistance soil sampler at the bottom of a kind of electromagnetism frequency modulation type hole |
-
2013
- 2013-10-31 CN CN201320679308.4U patent/CN203629882U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103543033A (en) * | 2013-10-31 | 2014-01-29 | 兰州大学 | Electromagnetic type soil sample extraction instrument |
| CN104792568A (en) * | 2015-04-14 | 2015-07-22 | 安徽理工大学 | Portable chargeable soil sampler |
| CN105484744A (en) * | 2015-12-02 | 2016-04-13 | 广东工业大学 | Soil sampling device |
| CN105484744B (en) * | 2015-12-02 | 2018-04-10 | 广东工业大学 | A kind of drawing out soil equipment |
| CN106087936A (en) * | 2016-07-28 | 2016-11-09 | 南京铁道职业技术学院 | Hammering thin-walled low-resistance soil sampler at the bottom of a kind of electromagnetism frequency modulation type hole |
| CN106087936B (en) * | 2016-07-28 | 2018-03-27 | 南京铁道职业技术学院 | A kind of electromagnetism frequency modulation type bottom hole hammers thin-walled low-resistance soil sampler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140604 Effective date of abandoning: 20151118 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |