CN105606397A - Manual sampling device - Google Patents
Manual sampling device Download PDFInfo
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- CN105606397A CN105606397A CN201410664317.5A CN201410664317A CN105606397A CN 105606397 A CN105606397 A CN 105606397A CN 201410664317 A CN201410664317 A CN 201410664317A CN 105606397 A CN105606397 A CN 105606397A
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- sampler barrel
- sampling device
- hand
- operated sampling
- swingle
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Abstract
The invention provides a manual sampling device. The manual sampling device comprises a sampling tube and a spiral drill, wherein the lower end, in an extended surface of the sampling tube, of the sampling tube is a part of a sine curve or a cosine curve; the spiral drill is nested in the sampling tube, the spiral drill comprises a rotating rod and a spiral blade, the spiral blade is fixed on the outer peripheral surface of the rotating rod, the outer diameter of the spiral blade is less than the inner diameter of the sampling tube, the spiral blade can be driven to rotate around the axial line of the sampling tube by the rotating rod, and the spiral blade can move along with the rotating rod along the axial line direction of the sampling tube. By setting the lower end of the sampling tube into a sine curve or cosine curve shape, a situation that large materials are squeezed out by the sampling tube can be avoided in the process of sampling, so that complete samples can be collected, thereby achieving the purpose of increasing the sampling accuracy.
Description
Technical field
The present invention relates to sampler field, specifically a kind of hand-operated sampling device.
Background technology
Coal is the main energy sources product of China, and in China's primary energy structure, coal will occupy important war for a long timeSlightly status. Coal product is as large, in bulk, and the commodity of quality inequality need to be valuated by matter conventionally. In addition,Need to decide according to the mass parameter of product the reasonable use of coal commodity. This just need to adopt coal productSample, sample preparation, chemical examination detect the quality of indices. Total precision that coal sample detects, by sampling, sample preparation,Chemically examine three link compositions, error also derives from this three aspects. Test shows, if error represent by variance, samplingError accounts for 80%, and sample preparation error accounts for 16%, and Error and Assay accounts for 4%. Therefore, the sampling of coal sample is impact essenceThe most important thing of density.
In prior art, conventional hand-operated coal sampler samples, and as shown in Figure 1, this hand-operated coal sampler containsCoal bunker 9 and connecting rod 5, coal bunker 9 upper ends and connecting rod 5 lower ends are fixed and welded together, in connecting rod 5 upper surfacesHeart position is fixedly welded with handle 2, is set with push rod 1 in handle 2, push rod 1 lower end by two cap nuts 3 withThe left end of a brace 4 connects, and the right-hand member of this brace 4 connects by the upper end of two cap nuts and a push rod 6Connect, the lower end of this push rod 6 is with to be hinged on overturn cover 8 on coal bunker 9 hinged. Connecting rod 5 lower end, right side welding one are solidFixed ring 7, push rod 6 passes from this retainer ring 7, prevents that push rod 6 from swinging.
The shortcoming of prior art: coal bunker 9 openings of above-mentioned hand-operated coal sampler are less, can only store a small amount of coal,For example, and above-mentioned coal bunker 9 easily pushes the bulk materials in thing sample to be got (coal or spoil) open in the time sampling,Thereby cause sampling inaccurate.
Summary of the invention
Easily the bulk materials in thing sample to be got to be pushed open when the sampling and caused sampling not in order to overcome in prior artProblem accurately, the invention provides a kind of hand-operated sampling device, to reach the object that improves the sampling degree of accuracy.
The technical solution adopted for the present invention to solve the technical problems is: a kind of hand-operated sampling device, hand-operated sampling deviceComprise: sampler barrel, in the developed surface of sampler barrel, the lower end of sampler barrel is a part for sine curve or cosine curve;Spiral drills through device, is set in sampler barrel, and spiral drills through device and comprises swingle and be fixed on the spiral shell on swingle outer peripheral faceBlade, the external diameter of flight is less than the internal diameter of sampler barrel, flight can be under the drive of swingle around the axle of sampler barrelLine rotates, and flight can move along the axis direction of sampler barrel with swingle.
Further, the internal diameter of sampler barrel is 250mm-290mm, and a described part is by three complete sinusoidal cyclesComposition, the crest of each described sinusoidal cycles is 60mm to the distance between trough.
Further, hand-operated sampling device also comprises ring flange, and ring flange is fixed on the upper end of sampler barrel.
Further, hand-operated sampling device also comprises strengthens cylinder, strengthens jacket casing and is located at the outside, upper end of sampler barrel and is positioned atThe below of ring flange, strengthens the upper end of cylinder and the lower surface butt of ring flange, strengthens the lower end of cylinder and the outer wall of sampler barrelBe fixedly connected with.
Further, strengthen cylinder lower end be provided with transition inclined-plane, transition inclined-plane by strengthen cylinder outer surface towards samplingThe outer surface of cylinder extends.
Further, on sampler barrel, be provided with through hole, the axis of through hole and the axes intersect of sampler barrel.
Further, the external diameter of flight is than the little 11mm～21mm of the internal diameter of sampler barrel, and the lower end of swingle is circleTaper.
Further, the upper end of swingle is provided with the Access Division of cubic, and hand-operated sampling device also comprises for drivingThe handle that moving swingle rotates, handle comprises the sleeve part being set in outside Access Division, the endoporus of sleeve part and Access Division shapeShape coupling, sleeve part is also fixed with connecting rod outward, and one end of connecting rod is connected with the outer peripheral face of sleeve part, connecting rodThe other end extends towards the direction away from sleeve part.
Further, connecting rod is multiple, and multiple connecting rods are spaced apart along the outer peripheral face of sleeve part.
Further, handle also comprises and holds dish, holds dish and coaxially arranges with sleeve part, the other end of each connecting rodAll be fixedly connected with the inner surface that holds dish.
The invention has the beneficial effects as follows, by the lower end of sampler barrel being arranged to sine curve or cosine curve shape, canIn sampling process, avoid the sampled cylinder of bulk materials to squeeze, thereby can gather complete thing sample, reach and improve samplingThe object of the degree of accuracy.
Brief description of the drawings
The Figure of description that forms the application's a part is used to provide a further understanding of the present invention, of the present invention showingMeaning property embodiment and explanation thereof are used for explaining the present invention, do not form inappropriate limitation of the present invention. In the accompanying drawings:
Fig. 1 is the structural representation of hand-operated sampling device of the prior art;
Fig. 2 is the structural representation of sampler barrel in artificial sampler embodiment according to the present invention;
Fig. 3 is the structural representation of in artificial sampler embodiment, handled spiral being installed according to the present invention and drilling through deviceFigure;
Fig. 4 is the structural representation of handle in artificial sampler embodiment according to the present invention;
Fig. 5 is the schematic diagram of the developed surface of sampler barrel.
Reference numeral in figure: 1, push rod; 2, handle; 3, cap nut; 4, brace; 5, connecting rod; 6, topBar; 7, retainer ring; 8, overturn cover; 9, coal bunker; 10, sampler barrel; 11, through hole; 21, swingle; 211,Access Division; 22, flight; 30, ring flange; 40, strengthen cylinder; 41, transition inclined-plane; 50, handle; 51, coverCylinder portion; 52, connecting rod; 53, hold dish.
Detailed description of the invention
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can phaseCombination mutually. Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
As shown in Figures 2 to 4, the embodiment of the present invention provides a kind of hand-operated sampling device, comprising: sampler barrel 10Drill through device with spiral. In the developed surface of sampler barrel 10, the lower end of sampler barrel 10 is sine curve or cosine curveA part. Spiral drills through device and is set in sampler barrel 10, and spiral drills through device and comprises swingle 21 and be fixed on swingleFlight 22 on 21 outer peripheral faces, the external diameter of flight 22 is less than the internal diameter of sampler barrel 10, and flight 22 can beAxis around sampler barrel 10 under the drive of swingle 21 rotates, and flight 22 can be with swingle 21 edgesThe axis direction of sampler barrel 10 moves.
By the lower end of sampler barrel 10 being arranged to sine curve or cosine curve shape, can in sampling process, avoidThe sampled cylinder 10 of bulk materials squeezes, thereby can gather complete thing sample, reaches the object that improves the sampling degree of accuracy.Meanwhile, sine curve or cosine curve shape are arranged to in the lower end of sample bucket 10, are conducive to sample bucket and insert materialIn, also can prevent that sample bucket 10 from deforming during insertion, increase the intensity of sample bucket 10.
Preferably, the internal diameter of sampler barrel 10 is that the internal diameter of the sampler barrel 10 in the 250-290mm embodiment of the present invention is largeLittle is 270mm, and length is 1100mm. Wherein, a part for sine curve mentioned above or cosine curve is by threeIndividual complete sinusoidal cycles composition, the crest of each sinusoidal cycles is 60mm to the distance between trough, as Fig. 5 instituteShow.
Through many experiments, in the time that sine curve is the curve shown in above-mentioned formula, sampler barrel 10 can sampleThe probability of in journey, bulk materials being extruded is down to minimum, thereby reaches optimum sampling precision, ensures the accuracy of sampling.
As shown in Figure 2, the hand-operated sampling device in the embodiment of the present invention also comprises ring flange 30, and ring flange 30 is fixingIn the upper end of sampler barrel 10. The external diameter of ring flange 30 is greater than sampler barrel 10 external diameters, the internal diameter of ring flange 30 and samplingThe external diameter of cylinder 10 is suitable.
Ring flange 30 is set two effects, and first effect is the handle as sampler barrel 10, to sampler barrel 10Be rotated or adjust. Second effect be, in the time that sampler barrel 10 cannot easily be inserted in getting thing sample, and canTo beat ring flange 30 by weight, thereby sampler barrel 10 is inserted in material, and make the external diameter of ring flange 30 largeIn the external diameter of sampler barrel 10, be the area in order to increase sampler barrel 10 upper ends, weight can be impacted more accuratelyOn ring flange 30, also can protect sampler barrel 10, prevent the directly upper end to sampler barrel 10 of weight simultaneouslyApply active force and cause sampler barrel 10 to be damaged.
It should be noted that, the external diameter size of the ring flange 30 in the embodiment of the present invention is 470mm.
Further, the hand-operated sampling device in the embodiment of the present invention also comprises strengthens cylinder 40, strengthens cylinder 40 and is set inThe upper end of sampler barrel 10 is outside and be positioned at the below of ring flange 30, strengthens the upper end of cylinder 40 and the following table of ring flange 30Face butt, the lower end of strengthening cylinder 40 is fixedly connected with the outer wall of sampler barrel 10.
Arrange and strengthen cylinder 40, can increase the connection reliability between ring flange 30 and sampler barrel 10, increase flangeThe bonding strength of dish 30 and sampler barrel 10 fixing points, avoids in the time that weight beats ring flange 30, because of stressed excessiveCause ring flange 30 and the junction of sampler barrel 10 to be ruptured, improve the hand-operated sampling device order in service life thereby realize.
Meanwhile, arrange and strengthen cylinder 40, can avoid ring flange 30, with sampler barrel 10 cooperation places, stress occurs and concentrate,Thereby avoid ring flange 30 to rupture.
Preferably, the lower end of strengthening cylinder 40 is provided with transition inclined-plane 41, and transition inclined-plane 41 is by the appearance of strengthening cylinder 40Outer surface facing to sampler barrel 10 extends. Transition inclined-plane 41 in the embodiment of the present invention be by strengthen cylinder 40And the pad between sampler barrel 10 is polished and is formed, ensure that the outer tube of sampler barrel 10 is smooth, preventSharp lug boss and hurt staff.
Further, on the sampler barrel 10 in the embodiment of the present invention, be provided with through hole 11, the axis of through hole 11 with getAxially intersecting of sample cylinder 10, and through hole 11 is passed by the outer wall of strengthening cylinder 40 simultaneously. Through hole 11 is set, objectThat staff can penetrate into applicable big or small metal bar in sampler barrel 10 by the outside of sampler barrel 10, thus logicalCross and pull metal bar and drive sampler barrel 10 to rotate, sampler barrel 10 can be convenient to stretch in thing sample to be got or justExtract in by thing sample to be got in sampler barrel 10.
It should be noted that, the diameter of the through hole 11 in the embodiment of the present invention is 20mm, but above-mentioned through hole 11Size be not limited to above numerical values recited, everyly can meet the condition that drives sampler barrel 10 to rotate be convenient to, anyThe through hole 11 of diameter or the through hole 11 of any other position all should be within the application's protection domains.
As shown in Figure 3, the external diameter of the flight 22 in the embodiment of the present invention than the little 11mm of the internal diameter of sampler barrel 10～21mm, the lower end of swingle 21 is coniform. Flight 22 and the internal diameter of sampler barrel 10 are arranged to above-mentioned interval largeLittle, can ensure that the frictional force between flight 22 and the inwall of sampler barrel 10 remains in less scope, simultaneouslyCan ensure that material to be got can pass through flight 22, the upper end by the delivered inside of sampler barrel 10 to sampler barrel 10.In the embodiment of the present invention, the gap size between flight 22 and the inwall of sampler barrel 10 is 16mm, now getsThe quality that sample frictional force and single carry material all reaches optimal value.
It should be noted that, the external diameter size of the flight 22 in the embodiment of the present invention is 254mm, and pitch is150mm, the diameter of swingle 21 is 25mm-30mm, length is 1500mm.
Preferably, the upper end of swingle 21 is provided with the Access Division 211 of cubic, and hand-operated sampling device also comprisesFor the handle 50 that drives swingle 21 to rotate, handle 50 comprises the sleeve part 51 being set in outside Access Division 211,The endoporus of sleeve part 51 and Access Division 21 form fit, the outer connecting rod 52, connecting rod 52 of being also fixed with of sleeve part 51One end be connected with the outer peripheral face of sleeve part 51, the other end of connecting rod 52 is towards prolonging away from the direction of sleeve part 51Stretch.
Access Division 211 is set, can makes the endoporus of sleeve part 51 coordinate with Access Division 211 clampings, thereby can lead toCross handle 50 and drive swingle 21 to rotate, and then drive flight 22 to move, to complete the operation that drills through material.
Access Division 211 in the embodiment of the present invention is also provided with locking device with the endoporus junction of sleeve part 51, usesIn sleeve part 51 is lock onto on Access Division 211.
It should be noted that, the shape of the Access Division 211 in the embodiment of the present invention is not limited to cubic, all rightFor other shapes or structure, everyly can ensure that normally clamping driving are revolved for Access Division 211 and sleeve part 51The embodiment that bull stick 21 rotates, all should be in protection scope of the present invention.
As shown in Figure 4, the handle 50 in the embodiment of the present invention is disk-like structure, comprises with sleeve part 51 and coaxially arrangingHold dish 53, above-mentioned connecting rod 52 is multiple, multiple connecting rods 52 are spaced apart along the outer peripheral face of sleeve part 51.And the other end of each connecting rod 52 is all fixedly connected with the inner surface that holds dish 53.
The handle 50 of disk-like structure is set, can realize spiral drill through device evenly continue rotate, meanwhile, plate-like knotThe handle 50 of structure can allow several staff to hold simultaneously, increases work efficiency.
It should be noted that, the external diameter size of holding dish 53 in the embodiment of the present invention is 550mm.
When hand-operated sampling device in the application embodiment of the present invention carries out train coal mining, first choose sampled point, by sampler barrel10 are inserted in this sampled point. If insert more difficultly, can beat ring flange 30 with hammer sampler barrel 10 is cut a holeEnter in coal. Handle 50 is installed on the Access Division 211 of swingle 21 and fixing and locking, the hand-held handle of staffSpiral is drilled through device by 50 to be proceeded in sampler barrel 10, and along with spiral drills through going deep into of device, the coal in sampler barrel 10 can lead toCross flight 22 and produced by the upper end of sampler barrel 10, when the coal in sampler barrel 10 produces completely, unitary sampling knotBundle.
Apply the hand-operated sampling device in the embodiment of the present invention, can be good at the sampling of static coal, and withoutExternal power supply can complete sampling operation. Effectively save the sampling time, simplified sampling routine, increased unitary samplingAmount, thus sample collector's workload alleviated.
As can be seen from the above description, the above embodiments of the present invention have realized following technique effect: by inciting somebody to actionSine curve or cosine curve shape are arranged in the lower end of sampler barrel, can in sampling process, avoid bulk materials sampledCylinder squeezes, thereby can gather complete thing sample, reaches the object that improves the sampling degree of accuracy.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this areaArt personnel, the present invention can have various modifications and variations. Within the spirit and principles in the present invention all, doAny amendment, be equal to replacement, improvement etc., within protection scope of the present invention all should be included in.
Claims (10)
1. a hand-operated sampling device, is characterized in that, described hand-operated sampling device comprises:
Sampler barrel (10), in the developed surface of sampler barrel (10), the lower end of sampler barrel (10) be sine curve orA part for cosine curve;
Spiral drills through device, is set in sampler barrel (10), and spiral drills through device and comprises swingle (21) and be fixed on and revolveFlight (22) on bull stick (21) outer peripheral face, the external diameter of flight (22) is less than the internal diameter of sampler barrel (10),Flight (22) can rotate by the axis around sampler barrel (10) under the drive of swingle (21), and flight(22) can move along the axis direction of sampler barrel (10) with swingle (21).
2. hand-operated sampling device according to claim 1, is characterized in that, the internal diameter of sampler barrel (10) is250mm-290mm, a described part is made up of three complete sinusoidal cycles, the crest of each described sinusoidal cyclesBe 60mm to the distance between trough.
3. hand-operated sampling device according to claim 1, is characterized in that, described hand-operated sampling device also wrapsDraw together ring flange (30), ring flange (30) is fixed on the upper end of sampler barrel (10).
4. hand-operated sampling device according to claim 3, is characterized in that, described hand-operated sampling device also wrapsDraw together and strengthen cylinder (40), strengthen cylinder (40) and be set in the outside, upper end of sampler barrel (10) and be positioned at ring flange (30)Below, strengthen the cylinder upper end of (40) and the lower surface butt of ring flange (30), strengthen cylinder (40) lower end andThe outer wall of sampler barrel (10) is fixedly connected with.
5. hand-operated sampling device according to claim 4, is characterized in that, strengthens the lower end of cylinder (40) and establishesBe equipped with transition inclined-plane (41), transition inclined-plane (41) by the outer surface of strengthening cylinder (40) towards sampler barrel (10)Outer surface extends.
6. hand-operated sampling device according to claim 1, is characterized in that, sampler barrel is provided with on (10)Through hole (11), the axes intersect of the axis of through hole (11) and sampler barrel (10).
7. hand-operated sampling device according to claim 1, is characterized in that, the external diameter ratio of flight (22)Little 11mm～the 21mm of internal diameter of sampler barrel (10), the lower end of swingle (21) is coniform.
8. hand-operated sampling device according to claim 1, is characterized in that, establish the upper end of swingle (21)Be equipped with the Access Division (211) of cubic, described hand-operated sampling device also comprises for driving swingle (21) to rotateHandle (50), handle (50) comprises and is set in the outer sleeve part (51) in Access Division (211), sleeve part (51)Endoporus and Access Division (211) form fit, the outer connecting rod (52), connecting rod (52) of being also fixed with of sleeve part (51)One end be connected with the outer peripheral face of sleeve part (51), the other end of connecting rod (52) is towards away from sleeve part (51)Direction extend.
9. hand-operated sampling device according to claim 8, is characterized in that, connecting rod (52) is multiple,Multiple connecting rods (52) are spaced apart along the outer peripheral face of sleeve part (51).
10. hand-operated sampling device according to claim 9, is characterized in that, handle (50) also comprises and holdingDish (53), holds dish (53) and sleeve part (51) and coaxially arranges, the other end of each connecting rod (52) all withThe inner surface that holds dish (53) is fixedly connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410664317.5A CN105606397B (en) | 2014-11-19 | 2014-11-19 | Hand-operated sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410664317.5A CN105606397B (en) | 2014-11-19 | 2014-11-19 | Hand-operated sampling device |
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| Publication Number | Publication Date |
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| CN105606397A true CN105606397A (en) | 2016-05-25 |
| CN105606397B CN105606397B (en) | 2018-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410664317.5A Active CN105606397B (en) | 2014-11-19 | 2014-11-19 | Hand-operated sampling device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426800A (en) * | 2020-04-30 | 2020-07-17 | 鞍钢股份有限公司 | Method for evaluating uniformity of mixed materials |
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| CN204165778U (en) * | 2014-11-19 | 2015-02-18 | 国家电网公司 | Hand-operated sampling device |
| CN205451062U (en) * | 2015-12-23 | 2016-08-10 | 天津观兰集域科技有限公司 | Novel improve medical diagnostic equipment of structure |
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|---|---|---|---|---|
| DE102004013155A1 (en) * | 2004-03-17 | 2005-10-06 | Bip Gmbh | Biopsy needle, with a sample taking section, comprises a longitudinal cutter with a corrugated cutting edge for a sample to be cut by a to-and-fro or a rotary movement |
| CN201255699Y (en) * | 2008-09-12 | 2009-06-10 | 南开大学 | Rotation cutter type pillar shaped sediment sampler |
| CN102103041A (en) * | 2011-01-10 | 2011-06-22 | 河南理工大学 | On-site sealed sampling device for coal bed gas |
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| CN111426800A (en) * | 2020-04-30 | 2020-07-17 | 鞍钢股份有限公司 | Method for evaluating uniformity of mixed materials |
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| CN105606397B (en) | 2018-09-25 |
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