CN105445057A - Line and blade combination cutting type square soil sampling device - Google Patents
Line and blade combination cutting type square soil sampling device Download PDFInfo
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- CN105445057A CN105445057A CN201510981797.2A CN201510981797A CN105445057A CN 105445057 A CN105445057 A CN 105445057A CN 201510981797 A CN201510981797 A CN 201510981797A CN 105445057 A CN105445057 A CN 105445057A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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Abstract
The invention discloses a line and blade combination cutting type square soil sampling device, belonging to the technical field of soil sampling. The square soil sampling device comprises long blades, short blades, a first knife rest, a second knife rest, an accessory rod, a main rod, a line winding bracket, line winding rods, cutting fine lines and line nets, wherein the main rod is sleeved on the outer surface of the accessory rod, the first knife rest is connected with the accessory rod, and the second knife rest is connected with the main rod; the first knife rest is provided with two short blades, the second knife rest is provided with two long blades, and the long blades and the short blades are provided with line winding holes; the adjacent line winding holes are connected with each other by the cutting fine line to form a square coil; the line winding bracket is sleeved on the outer side of the main rod, and two line winding rods are symmetrically and movably arranged on the line winding bracket; and each line winding rod is wound with the line net. According to the square soil sampling device, the original state of a soil sample can be ensured to maximum extent, so that the accuracy and the scientificity of soil analysis data are improved.
Description
Technical field
The present invention relates to a kind of soil sampling appts, be specifically related to the square soil sampling apparatus of a kind of line sword compound cut, belong to soil sampling technical field.
Background technology
In recent years, desertification and the soil issues such as soil erosion, heavy metal pollution cause the concern of people, correspondingly create the characteristic research such as soil corrosion stability, chemical composition; Soil resource and energy utilization are another important research directions in addition, and as mineral resources and geothermal energy resources utilize, mineral resources need to verify soil constituent and distribution thereof, geothermal utilization Water demand geothermal distribution and soil heat conductance property.Before carrying out these soil correlative studys, all face common technology needs a---soil sampling.
Can soil sampling be the prerequisite of soil analysis, keep the direct impact analysis result of the original state of soil sample.Current soil sample barrel many employings drum type brake geotome and Luoyang Spade.Wherein, Luoyang Spade needs large area to cut the earth, and artificial intensity is high and efficiency is not high, and position of fetching earth is darker, and it is not enough, and performance is more obvious; Geotome relies on the friction of soil and cylinder inwall to take out soil sample, and large to the destruction of undisturbed soil in sampling process, bottom soil easily comes off, and in experimental analysis, the square soil sample of many uses, it takes out sample needs again to excise rim charge.
Therefore design one deep layer squarely to fetch earth, sample original state, low labour intensity and high efficiency sampler can be kept to be very important.
Summary of the invention
In view of this, the invention provides the square soil sampling apparatus of a kind of line sword compound cut, the original state of soil sample can be ensured, thus promote the science of soil analysis data, and directly can load in square container and measure, sampling process can reduce labour intensity and raise labour efficiency.
The technical solution used in the present invention is:
The square soil sampling apparatus of a kind of line sword compound cut, this soil sampling apparatus comprises long blade, shortened cutting blade, the first knife rest, the second knife rest, mobile jib, secondary bar, cutting fine rule, wire winding pole, bobbin winder bracket and gauze;
Described main rod strap is contained in the outside surface of secondary bar, and described first knife rest is connected with described secondary bar, and described second knife rest is connected with described mobile jib; Described first knife rest is provided with two shortened cutting blades, described second knife rest is provided with two long blade, described long blade and shortened cutting blade are all processed with winding bore; Cutting fine rule is adopted to be connected to form a square coil between described adjacent winding bore; Described secondary bar can drive shortened cutting blade to rotate around mobile jib, and shortened cutting blade can be contacted with long blade;
Described bobbin winder bracket is enclosed within the outside of described mobile jib, and symmetry on bobbin winder bracket is also movably installed with two wire winding poles; Every root wire winding pole is wound with gauze, namely gauze one ends wound and be bonded on wire winding pole, the other end and the corresponding cutting fine rule adhesion of gauze, and two of this end jiaos with corresponding winding bore adhesion.
Described bobbin winder bracket is welded with two limit rods; Two limit rods are vertical with wire winding pole to be arranged, and Central Symmetry is in the axis of mobile jib, and soil is pointed in the end of described limit rod.
Described long blade and shortened cutting blade adopt arc surface and plane composition, described arc surface towards outside namely not towards the center of sampler.
The welding edges of described long blade and shortened cutting blade has point of a knife, and the material of described point of a knife is wimet.
The end vertical of described secondary bar is provided with secondary bar bar handle, and the two ends of described secondary bar bar handle are respectively arranged with extension rod.
The two ends of described secondary bar bar handle are processed with a threaded hole respectively, and on extension rod, namely middle part and end are processed with two pilot holes along its length; The pilot hole of described extension rod is connected on the threaded hole of secondary bar bar handle by pin screw, namely can regulate its length.
The diameter of described cutting fine rule is 0.5mm ~ 1.0mm, and its core material is silica gel, and exterior material is polypropylene.
The two ends of described wire winding pole are connected with bobbin winder bracket respectively by torsionspring.
The wire diameter that described gauze adopts is 0.5mm ~ 0.8mm, and mesh size is 1mm2, and its core material is silica gel, and exterior material is polypropylene.
The bar handle of described secondary bar bar handle and mobile jib keeps conllinear, is carved with scale outside the shaft of described mobile jib.
Beneficial effect:
Compared with prior art, beneficial effect of the present invention is:
(1) present invention achieves the height of the original state of soil sample is retained, avoid the destruction to sample in sampling process, one-piece construction is simple, reliable in function and handled easily, be also easy to realize.Common geotome is in sampling process, soil layer is goed deep into by rotating, meeting impacting soil, change its natural quality, and the present invention adopts line sword to combine the mode of cutting, namely cutting fine rule is adopted to be cut out four of square soil sides, and by gauze band underground layer, thus cover four sides of square soil, by secondary torsion of bar, blade is rotated again, gauze is stretched to bottom square soil, until cover the bottom of square soil completely, thus can soil sample be held up, also can diminish to the extruding of soil sample.
Common geotome relies on the friction of soil and tube wall to drive soil sample to leave ground in addition, leaves in sample sack, needs to pour in experiment container before experiment, like this original state of meeting havoc soil, thus the science of loss experimental data.And the present invention by Linear cut in the process of burying to sample soil with around soil carried out section and be separated, in the process holding up soil sample, its friction force be subject to can be very little, and the soil sample of taking out is square soil, directly can insert in square experiment container and deposit, thus realize retaining to the full extent undisturbed soil.
(2) the present invention significantly can reduce the manpower needed for sampling.Device is in the process of burying, and only have blade to cut soil layer with cutting fine rule, active area is little, and blade sharper, can break ground easily and reach target depth.In addition, device needs to carry out secondary torsion of bar after reaching target depth, now the side edge of long blade and shortened cutting blade is large relative to insert tip active area, easily run into larger resistance, therefore the present invention devises extension rod on secondary bar bar handle, extension rod can stretch out secondary bar bar handle thus increase the arm of force, the acting force needed for reduction.
(3) the present invention adds torsionspring in the connection of bobbin winder bracket and coiling thin bar, thus the gauze homing that can better make sampling complete, reduce the dependence to wire mesh material elasticity and toughness.
(4) point of a knife material of the present invention adopts wimet, can reduce the wearing and tearing of blade in sampling process, and not easily offset by orientation because of the obstruction in soil layer, thus improve the accuracy of sample position, correspondingly improve the science of experimental data.
Accompanying drawing explanation
Fig. 1 is the overall schematic of the square soil sampling apparatus of line sword compound cut of the present invention.
Fig. 2 is the partial sectional view of Fig. 1 of the present invention.
Fig. 3 is confined explosion's enlarged drawing of Fig. 1 of the present invention.
Fig. 4 is confined explosion's enlarged drawing of Fig. 1 of the present invention.
Fig. 5 is the enlarged drawing of point of a knife of the present invention.
Fig. 6 is the original state schematic diagram that the present invention cuts fine rule and gauze.
Fig. 7 is the last current state schematic diagram that the present invention cuts fine rule and gauze.
The secondary bar 8-of description of reference numerals: 1-secondary bar bar handle 2-extension rod 3-mobile jib 4-second knife rest 5-first knife rest 6-long blade 7-cuts fine rule 9-shortened cutting blade 10-wire winding pole 11-bobbin winder bracket 12-pin screw 13-limit rod 14-torsionspring 15-winding bore 16-point of a knife 17-gauze.
Embodiment
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Preferred embodiment of the present invention is given in accompanying drawing, but the present invention can realize in many different forms, is not limited to embodiment described herein, on the contrary, provide the object of these embodiments be make the understanding of disclosure of the present invention more comprehensively thorough.Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention just in order to describe specific embodiment, is not intended to be restriction the present invention.
Consult shown in Fig. 1, the square soil sampling apparatus of a kind of line sword compound cut provided by the invention, this soil sampling apparatus comprises long blade 6, shortened cutting blade 9, first knife rest 5, second knife rest 4, mobile jib 3, secondary bar 7, cutting fine rule 8, wire winding pole 10, bobbin winder bracket 11 and gauze 17.
Be carved with scale outside the shaft of wherein mobile jib 3, can the degree of depth that clearly fetches earth be facilitated like this.Described mobile jib 3 is sleeved on the outside surface of secondary bar 7.As shown in Figure 2, the end vertical of described secondary bar 7 is provided with secondary bar bar handle 1, and both are vertically arranged by screw thread, like this can handled easily.In addition, for convenience of the adjustment of original state square coil, by special with the screw thread of secondary bar 7 for secondary bar bar handle 1, when tightened, when can reach the bar handle conllinear when secondary bar bar handle 1 and mobile jib 3, coil shape is square effect.
As shown in Figure 3, described first knife rest 5 is connected with described secondary bar 7 by screw, and described second knife rest 4 is connected with described mobile jib 3 by screw.Described first knife rest 5 is symmetrically arranged with two shortened cutting blades 9, described second knife rest 4 is symmetrically arranged with two long blade 6, described long blade 6 and shortened cutting blade 9 are all processed with winding bore 15.The cutting fine rule 8 tightened is adopted to be connected to form a square coil between described adjacent winding bore 15.
In the present embodiment, described first knife rest 5 and the second knife rest 4 are fitted and are arranged, and can ensure that long blade 6 is parallel with shortened cutting blade 9 like this, when namely making secondary bar 7 drive shortened cutting blade 9 to rotate around mobile jib 3, shortened cutting blade 9 can reliably contact with long blade 6.
As shown in Figure 4, described bobbin winder bracket 11 is enclosed within the outside of described mobile jib 3, and symmetry on bobbin winder bracket 11 is also movably installed with two wire winding poles 10.Described wire winding pole 10 with between bobbin winder bracket 11 for small―gap suture coordinates, can be for convenience detach.Every root wire winding pole 10 is wound with gauze 17, and one end of gauze 17 is bonded on wire winding pole 10, and around on wire winding pole 10, the other end and corresponding cutting fine rule 8 adhesion of gauze 17, and two of this end jiaos with corresponding winding bore 15 adhesion.
In above-mentioned, described bobbin winder bracket 11 is welded with two limit rods, 13, two limit rods 13 are vertical with wire winding pole 10 to be arranged, and Central Symmetry is in the axis of mobile jib 3.Soil is pointed in the end of described limit rod 13, and move for being limited in the gauze 17 produced because of rotation in soil layer, its position is in the corner of square soil just.
In above-mentioned, the two ends of described secondary bar bar handle 1 are processed with a threaded hole respectively, and are provided with extension rod 2, and namely extension rod 2 is connected on the threaded hole of secondary bar bar handle 1 by pin screw 12.Namely extension rod 2 being along its length that middle part and end are processed with two pilot holes, during without the need to lengthening, then adopting pin screw 12 to insert the pilot hole be positioned in the middle part of extension rod 2; When needing to lengthen, then adopt pin screw 12 to insert the pilot hole being positioned at extension rod 2 end, thus realize the effect that can increase moment of torsion when not extending time save space, elongation quickly and easily.
In above-mentioned, the diameter of described cutting fine rule 8 is 0.5mm ~ 1.0mm, and in the present embodiment, its diameter is 0.8mm, its core material is silica gel, exterior material is polypropylene, and it has the favorable elasticity of similar bungee and the obdurability of macromolecular compound, can ensure its reliability like this.
In above-mentioned, it is the point of a knife 16 (consulting shown in Fig. 5) of material that described long blade 6 and the end soldering both shortened cutting blade 9 have with wimet, facilitates sampler to stretch in soil like this.
In above-mentioned, described long blade 6 and shortened cutting blade 9 adopt arc surface and plane composition, described arc surface towards outside namely not towards the center of sampler.Employing arc surface can reduce the resistance that rotary cutting soil timer is subject to the full extent, adopts plane then can better strengthen the strength and stiffness of blade.
In above-mentioned, the two ends of described wire winding pole 10 are connected with bobbin winder bracket 11 respectively by torsionspring 14, can bear shearing force like this by torsionspring 14.
In above-mentioned, the wire diameter that described gauze 17 adopts is 0.5mm ~ 0.8mm, and in the present embodiment, its diameter adopts 0.6mm, and its material is identical with described cutting fine rule 8, and mesh size is 1mm2.
As shown in Figure 6, under the original state of cutting fine rule 8 and gauze 17, the coil that the cutting fine rule 8 tightened is formed be one square, the gauze 17 of both sides keeps tensioned state owing to being subject to the effect of torsionspring 14 twisting resistance on wire winding pole 10.
As shown in Figure 7, the course of work of the present invention is as follows:
Before sampler uses, the bar handle of secondary bar bar handle 1 and mobile jib 3 is kept conllinear, then according to the method for common soil sample barrel, successively take out soil until arrive target sampling depth.Sampler is goed deep into soil layer and arrive target soil place, by the scale on mobile jib 3 to guarantee the accuracy of the place degree of depth of taking out sample.Now, four of square soil sides cut out by cutting fine rule 8, and are with in underground layer by gauze 17, thus cover four sides of square soil.
Left hand is held with a firm grip and is fixed mobile jib 3, the right hand rotates clockwise secondary bar bar handle 1, thus drive the torsion of secondary bar 7, shortened cutting blade 9 is turned clockwise and cuts soil and contact with adjacent long blade 6, gauze 17 forms two leg-of-mutton area coverages in bottom surface, now sampler reaches the last current state of cutting fine rule 8 and gauze 17.At this moment, the right hand is held with a firm grip and fixed joint bar bar handle 1, and left hand pulls mobile jib 3 to propose soil.Namely the soil proposed be the square soil sample that will take out.
Gauze 17 is because a Goniosynechiae is on shortened cutting blade 9, the stretching of certain limit can be carried out, wire winding pole 10 also can rotate accordingly and more gauze 17 is drawn out, and the part of nearly limit rod 13 side of gauze 17 can be subject to larger stretching, and opposite side can become more lax due to material behavior, but still be in tight state.Therefore, gauze 17 can cover the bottom of square soil completely, thus can hold up soil sample, also can diminish to the extruding of soil sample.
Due to the effect of limit rod 13, the extended state of gauze 17 can not extrude square soil, thus protects the original state of sample.Owing to manufacturing restriction, the winding bore 15 of blade (long blade 6 and shortened cutting blade 9) bottom cannot completely near side, therefore there will be the region that two bracing cable nets 17 can not cover, but because the width of blade own is less, and though winding bore 15 cannot completely near side, but the space reserved is very little, and between soil, have certain viscosity, therefore the region area that can not cover is little and can not affect normal sampling.In addition, due to this reason, winding bore 15 on blade for off normal designs, namely be not positioned on the center line of blade, therefore in an initial condition, see toward shaft from bar handle, the coil that cutting fine rule 8 can not be made to be formed when long blade 6 and shortened cutting blade 9 are completely vertical is square, but described coil shape should be made at an angle to be square, the counter clockwise direction of pressing by shortened cutting blade 9 place knife rest rotates an angle, make coil meet shape need, this is by secondary bar bar handle 1 reason special with the screw thread of secondary bar 7.
In the present invention, the bar of mobile jib 3 and secondary bar 7 is long is 500mm ~ 1000mm.
In the present invention, the length of the first knife rest 5 and the width of the second knife rest 4, the length of wire winding pole 10 and limit rod 13 is 50mm ~ 100mm.
The present invention can realize retaining the height of soil sample original state, has laborsaving, efficient, stable feature.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (10)
1. the square soil sampling apparatus of line sword compound cut, is characterized in that: this soil sampling apparatus comprises long blade (6), shortened cutting blade (9), the first knife rest (5), the second knife rest (4), mobile jib (3), secondary bar (7), cutting fine rule (8), wire winding pole (10), bobbin winder bracket (11) and gauze (17);
Described mobile jib (3) is sleeved on the outside surface of secondary bar (7), and described first knife rest (5) is connected with described secondary bar (7), and described second knife rest (4) is connected with described mobile jib (3); Described first knife rest (5) is provided with two shortened cutting blades (9), described second knife rest (4) is provided with two long blade (6), described long blade (6) and shortened cutting blade (9) are all processed with winding bore (15); Cutting fine rule (8) is adopted to be connected to form a square coil between described adjacent winding bore (15); Described secondary bar (7) can drive shortened cutting blade (9) to rotate around mobile jib (3), and shortened cutting blade (9) can be contacted with long blade (6);
Described bobbin winder bracket (11) is enclosed within the outside of described mobile jib (3), and the upper symmetry of bobbin winder bracket (11) is also movably installed with two wire winding poles (10); Every root wire winding pole (10) is wound with gauze (17), namely gauze (17) one ends wound and be bonded on wire winding pole (10), the other end and corresponding cutting fine rule (8) adhesion of gauze (17), and two of this end jiaos with corresponding winding bore (15) adhesion.
2. the square soil sampling apparatus of line sword compound cut according to claim 1, is characterized in that: described bobbin winder bracket (11) is welded with two limit rods (13); Two limit rods (13) are vertical with wire winding pole (10) to be arranged, and Central Symmetry is in the axis of mobile jib (3), and soil is pointed in the end of described limit rod (13).
3. the square soil sampling apparatus of line sword compound cut according to claim 1, it is characterized in that: described long blade (6) and shortened cutting blade (9) adopt arc surface and plane composition, described arc surface towards outside namely not towards the center of sampler.
4. the square soil sampling apparatus of line sword compound cut according to claim 1, it is characterized in that: described long blade (6) and shortened cutting blade (9) both welding edges have point of a knife (16), the material of described point of a knife (16) is wimet.
5. the square soil sampling apparatus of line sword compound cut according to claim 1, it is characterized in that: the end vertical of described secondary bar (7) is provided with secondary bar bar handle (1), the two ends of described secondary bar bar handle (1) are respectively arranged with extension rod (2).
6. the square soil sampling apparatus of line sword compound cut according to claim 5, it is characterized in that: the two ends of described secondary bar bar handle (1) are processed with a threaded hole respectively, on extension rod (2), namely middle part and end are processed with two pilot holes along its length; The pilot hole of described extension rod (2) is connected on the threaded hole of secondary bar bar handle (1) by pin screw (12), namely can regulate its length.
7. the square soil sampling apparatus of line sword compound cut according to claim 1, is characterized in that: the diameter of described cutting fine rule (8) is 0.5mm ~ 1.0mm, and its core material is silica gel, and exterior material is polypropylene.
8. the square soil sampling apparatus of line sword compound cut according to claim 1, is characterized in that: the two ends of described wire winding pole (10) are connected with bobbin winder bracket (11) respectively by torsionspring (14).
9. the square soil sampling apparatus of line sword compound cut according to claim 1, it is characterized in that: the wire diameter that described gauze (17) adopts is 0.5mm ~ 0.8mm, mesh size is 1mm2, and its core material is silica gel, and exterior material is polypropylene.
10. the square soil sampling apparatus of line sword compound cut according to claim 1, is characterized in that: the bar handle of described secondary bar bar handle (1) and mobile jib (3) keeps conllinear.
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| CN201510981797.2A CN105445057B (en) | 2015-12-25 | 2015-12-25 | A kind of square soil sampling apparatus of compound cut of line sword |
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| CN201510981797.2A CN105445057B (en) | 2015-12-25 | 2015-12-25 | A kind of square soil sampling apparatus of compound cut of line sword |
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| CN105445057B CN105445057B (en) | 2017-12-15 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105784445A (en) * | 2016-04-06 | 2016-07-20 | 镇江市建科工程质量检测中心有限公司 | Soil trimming cutter |
| CN106840752A (en) * | 2017-02-17 | 2017-06-13 | 南昌富泰力诺检测应用系统有限公司 | A kind of food security examines Special sample and crushes proportional sampling device soon |
| CN109121790A (en) * | 2018-10-15 | 2019-01-04 | 山东省果树研究所 | A kind of Cherry dwarf rootstock grafting tool |
| CN109556905A (en) * | 2018-09-28 | 2019-04-02 | 中山大学 | Resin particle syncretizing effect analyzer |
| CN115096635A (en) * | 2022-05-30 | 2022-09-23 | 南方海洋科学与工程广东省实验室(广州) | Multifunctional sampling cutter for soil sample cutting and finishing |
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| CN106840752A (en) * | 2017-02-17 | 2017-06-13 | 南昌富泰力诺检测应用系统有限公司 | A kind of food security examines Special sample and crushes proportional sampling device soon |
| CN106840752B (en) * | 2017-02-17 | 2023-05-09 | 南昌富泰力诺检测应用系统有限公司 | Special sample smashing quantitative sampler for food safety quick detection |
| CN109556905A (en) * | 2018-09-28 | 2019-04-02 | 中山大学 | Resin particle syncretizing effect analyzer |
| CN109121790A (en) * | 2018-10-15 | 2019-01-04 | 山东省果树研究所 | A kind of Cherry dwarf rootstock grafting tool |
| CN109121790B (en) * | 2018-10-15 | 2023-09-15 | 山东省果树研究所 | Grafting tool for dwarfing stock of sweet cherry |
| CN115096635A (en) * | 2022-05-30 | 2022-09-23 | 南方海洋科学与工程广东省实验室(广州) | Multifunctional sampling cutter for soil sample cutting and finishing |
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