CN105424402A - Rotary division device - Google Patents
Rotary division device Download PDFInfo
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- CN105424402A CN105424402A CN201510740749.4A CN201510740749A CN105424402A CN 105424402 A CN105424402 A CN 105424402A CN 201510740749 A CN201510740749 A CN 201510740749A CN 105424402 A CN105424402 A CN 105424402A
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- rotating shaft
- reduction device
- sampling
- sample
- rotary reduction
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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
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a rotary division device which comprises a housing, a rotary shaft, a rotary shaft supporting seat, a rotary shaft driving mechanism and at least one sampling mechanism. The housing is cylindrical, the upper end is provided with a feeding port, and the side wall is provided with a sample reserving port. The rotary shaft is arranged on a middle shaft of the inner cavity of the housing through the rotary shaft supporting seat, and the rotary shaft driving mechanism is matched with the rotary shaft. Each sampling mechanism comprises a sampling tank body, the sampling tank body is fixedly connected with the rotary shaft, the sampling tank of the sampling tank body faces the outside and is arranged obliquely, and the lower end of the sampling tank is located at the position of the inner wall of the housing matched with the sample reserving port in height. The rotary division device is not blocked by a large sample flow. The possibility of sample pollution is reduced. The whole sample flow is cut in a full-cross-section mode for sample reservation. The rotary division device is of a vertical structure, is ingenious in structural design, can be directly in abut joint with a vertical crusher to form a crushing and division integrated structure and is better applied to overall design.
Description
" technical field "
The invention belongs to plant equipment and technical field of automation, be specifically related to a kind of sample splitting device.
" background technology "
At present the sample making course of coal sample sample making apparatus on the market mainly comprises: supplied materials, weigh, deironing, first-level transport, one-level fragmentation, one-level division, secondary division, two-stage crushing, three grades of divisions, oven dry, grinding.Wherein, after secondary division, three grades of divisions and grinding step, full-page proof, middle sample and sample is got all respectively stand-by.
Existing reduction device is revolving slide formula mostly, and namely coal sample is all by the elephant trunk of a placement, and what then rotate at elephant trunk circumferentially opens an osculum, carries out division; The problem of this kind of division mode easily causes chute blockage, and the representativeness of division remains to be discussed.
In addition, existing another kind of reduction device adopts reciprocating division mode, namely first coal sample belt line is shaped to the coal stream of fixed width and thickness, then arranges the cutting mouth that can move back and forth along coal stream Width in the coal side of flowing down.This kind of reduction device is because using with the coal flow shaping matched with devices such as belt line, and cost is high, and volume is large, and coal flows through shaping, adds the contaminative of coal sample.
" summary of the invention "
The invention provides a kind of rotary reduction device, without the need to sample flow shaping, and division result is representative, can reduce the contaminated possibility of sample simultaneously.Object of the present invention is realized by following technical scheme:
A kind of rotary reduction device, is characterized in that, comprise housing, rotating shaft, rotating shaft supporting seat, rotating shaft driving mechanism and at least one sampling mechanism; Cylindrically, upper end offers feeding mouth to housing, and sidewall offers sample leaving opening; Rotating shaft is arranged at the axis of housing cavity by rotating shaft supporting seat, and rotating shaft driving mechanism coordinates with rotating shaft; Sampling mechanism comprises sampling cell body, and sampling cell body is fixedly connected with rotating shaft, and sample the sampling groove of cell body and be obliquely installed outwardly, sampling groove lower end is positioned at the inner walls place of described sample leaving opening matched.
As concrete technical scheme, described sampling mechanism also comprises a pair adjustable plate, and this pair adjustable plate lower end is separately articulated with the both sides of described sampling groove upper end, the folding adjustable angle of this pair adjustable plate upper end.
As concrete technical scheme, described sampling mechanism also comprises a pair adjuster bar, guide plate and regulating block, guide plate is fixedly connected on rear side of described sampling groove upper end, guide plate offers two pilot holes relatively gradually opened from bottom to up, a pair adjuster bar one end separately connects described a pair adjustable plate respectively, a pair adjuster bar other end is separately arranged in described two pilot holes slidably, and regulating block drives with described a pair adjuster bar other end separately and coordinates on rear side of described guide plate.
As concrete technical scheme, described rotary reduction device also comprises lifting driven unit, this lifting driven unit comprises push pedal, push rod and push rod driving mechanism, push rod is fixedly connected with described push pedal, push pedal is fixedly connected with described regulating block, the driving upper and lower displacement of push rod drawn stem driving mechanism.
As concrete technical scheme, described rotating shaft is tubular shaft, and described push rod is arranged in the axle center hole of rotating shaft, and rotating shaft lower end is stretched out in push rod lower end.
As concrete technical scheme, described push rod driving mechanism comprises lifting motor, the first gear set, the second gear set, two rhizoid bars, elevating bracket and screw rodb base, be arranged on screw rodb base to two rhizoid bar longitudinal separations, lifting motor drives a wherein rhizoid bar to rotate by the first gear set, wherein a rhizoid bar is rotated by another rhizoid bar of the second gear set drive, elevating bracket is bolted on two rhizoid bars, and elevating bracket is connected with the lower end of described push rod.
As concrete technical scheme, described rotary reduction device also comprises conical flow guiding cover, is arranged at described feeding mouth place.
As concrete technical scheme, described sampling mechanism is two or more, and the layering of two or more sampling mechanism shifts to install.
As concrete technical scheme, connected by connecting rod between the regulating block of the sampling mechanism that described layering is arranged.
As concrete technical scheme, described rotary reduction device also comprises base plate, is fixedly connected on housing lower end, described base plate offers rejected material mouth.
Rotary reduction device provided by the invention, its advantage is as follows: can not block because sample flow is large; Reduce the possibility of sample contamination; Bulk sample product stream, tunneling boring carry out cutting and keep sample; Vertical structure, smart structural design, can better be applied in global design; Directly can dock with standing crusher, form crushing division integrated formula structure.
" accompanying drawing explanation "
The sectional view of the rotary reduction device that Fig. 1 provides for embodiment one.
The internal structural map of the rotary reduction device that Fig. 2 provides for embodiment one.
The internal structural map of the rotary reduction device that Fig. 3 provides for embodiment two.
" embodiment "
Embodiment one
Shown in composition graphs 1 and Fig. 2, the rotary reduction device that the present embodiment provides, comprises housing 10, top cover 11, base plate 12, sample reserving tube 13, kuppe 14, rotating shaft 20, rotating shaft supporting seat 21, rotating shaft driving mechanism 22, shaft sleeve 23, three sampling mechanisms and lifting driven unit.Particularly, each sampling mechanism comprises sampling cell body 30, a pair adjustable plate 31, a pair adjuster bar 32, guide plate 33 and regulating block 34; Lifting driven unit comprises push pedal 35, push rod 41, lifting motor 42, first gear set 43, second gear set 46, first screw mandrel 44, first screw mandrel 45, elevating bracket 47 and screw rodb base 48.
Cylindrically, upper end arranges top cover 11 to housing 10, top cover 11 offers feeding mouth 111.Kuppe is taper, is arranged at feeding mouth 111 place.Housing 10 sidewall offers sample leaving opening 101, and sample leaving opening 101 place connects sample reserving tube 13.Housing 10 lower end is fixedly connected with base plate 12, and rotating shaft 20 is arranged on base plate by rotating shaft supporting seat 21, and is positioned at the axis of housing 10 inner chamber.Rotating shaft driving mechanism 22 (driving wheel that motor or motor connect) drives with rotating shaft and coordinates, and is arranged at below base plate 12.Shaft sleeve 23 is sheathed on rotating shaft 20 and rotating shaft supporting seat 21 is outside, and is fixedly connected with rotating shaft 20, rotates with rotating shaft 20.
Sampling cell body 30 is fixedly connected with rotating shaft 20, rotate with rotating shaft 20, outwardly and be obliquely installed, sampling groove lower end is positioned at the inner walls place of described sample leaving opening 101 matched to the sampling groove of sampling cell body 30, for rotate to sample leaving opening 101 place time, by sampling groove sample send sample leaving opening.A pair adjustable plate 31 is articulated with both sides, sampling groove upper end, the folding adjustable angle of two adjustable plate 31 upper ends in lower end separately.Guide plate 33 is fixedly connected on rear side of sampling groove upper end, guide plate 33 offering two arcuate guide holes of relatively gradually opening from bottom to up. the respective one end of a pair adjuster bar 32 connects two adjustable plates 31 respectively, the respective other end is arranged in two arcuate guide holes of guide plate 33 slidably, the other end respective with a pair adjuster bar 32 on rear side of guide plate 33 of regulating block 34 drives and coordinates, push pedal 35 is fixedly connected with regulating block 34, when push pedal 35 moves up and down, the folding angle of two adjustable plates 31 can be controlled.
Rotating shaft 20 is tubular shaft, and push rod 41 is arranged in the axle center hole of rotating shaft 20, and push rod 41 upper end is fixedly connected with push pedal 35, and rotating shaft 20 lower end is stretched out in lower end.Be arranged on screw rodb base 48 to two rhizoid bar 44,45 longitudinal separations, lifting motor 42 drives screw mandrel 44 to rotate by the first gear set 43, screw mandrel 44 drives screw mandrel 45 to rotate by the second gear set 46, and elevating bracket 47 is bolted on two rhizoid bars, and elevating bracket 47 is connected with the lower end of push rod 41.Visible, the rotation of lifting motor 42 can drive elevating bracket 47 and push rod 41 to move up and down, and then drives push pedal 35 to move up and down.
Base plate 12 offers rejected material mouth 121, base plate 12 upper end is also provided with rejected material material toggling sheet 122, and this rejected material material toggling sheet 122 end is fixedly connected with rotating shaft 20 by shaft sleeve, inswept rejected material mouth 121 when rejected material material toggling sheet 122 rotates with rotating shaft 20.The sampled cell body 30 of a sample part entered by feeding mouth 111 is taken away, and remaining part drops on base plate 12 upper end, dials in rejected material mouth 121, then discharge through rejected material material toggling sheet 122.
The rotary reduction device that above-described embodiment provides, its principle of work is as follows:
When sample stream from top to bottom time, first can spread out by diversed cover, form loop sample stream, and sample cell body 30 just in the rotation of the sample side of flowing down, thus cut.Through sampling cell body 30 for keeping sample, other are abandoned sample flow out through foot passage for abandoning sample, and the passage that to keep sample through side of keeping sample is collected.
Especially, when after determining sample weight and after needing the weight that keeps sample, calculate division ratio, thus drive lifting motor action, drive push rod 41 to move up and down, thus control the folding angle of two adjustable plates 31, complete the determination of division ratio.
Embodiment two
As shown in Figure 3, the present embodiment provides rotary reduction device, on the basis of structure described in embodiment, also comprise three second layer sampling mechanisms, the structure of second layer sampling mechanism is identical with ground floor sampling mechanism,, and second layer sampling mechanism and ground floor sampling mechanism shift to install, and are connected between the regulating block of the sampling mechanism that layering is arranged by connecting rod.
Above embodiment is only fully open and unrestricted the present invention, based on the present invention innovate purport, without the replacement of the equivalence techniques feature of creative work, the scope that the application discloses should be belonged to.
Claims (10)
1. a rotary reduction device, is characterized in that, comprises housing, rotating shaft, rotating shaft supporting seat, rotating shaft driving mechanism and at least one sampling mechanism; Cylindrically, upper end offers feeding mouth to housing, and sidewall offers sample leaving opening; Rotating shaft is arranged at the axis of housing cavity by rotating shaft supporting seat, and rotating shaft driving mechanism coordinates with rotating shaft; Sampling mechanism comprises sampling cell body, and sampling cell body is fixedly connected with rotating shaft, and sample the sampling groove of cell body and be obliquely installed outwardly, sampling groove lower end is positioned at the inner walls place of described sample leaving opening matched.
2. rotary reduction device according to claim 1, is characterized in that, described sampling mechanism also comprises a pair adjustable plate, and this pair adjustable plate lower end is separately articulated with the both sides of described sampling groove upper end, the folding adjustable angle of this pair adjustable plate upper end.
3. rotary reduction device according to claim 2, it is characterized in that, described sampling mechanism also comprises a pair adjuster bar, guide plate and regulating block, guide plate is fixedly connected on rear side of described sampling groove upper end, guide plate offers two pilot holes relatively gradually opened from bottom to up, a pair adjuster bar one end separately connects described a pair adjustable plate respectively, a pair adjuster bar other end is separately arranged in described two pilot holes slidably, and regulating block drives with described a pair adjuster bar other end separately and coordinates on rear side of described guide plate.
4. rotary reduction device according to claim 3, it is characterized in that, described rotary reduction device also comprises lifting driven unit, this lifting driven unit comprises push pedal, push rod and push rod driving mechanism, push rod is fixedly connected with described push pedal, push pedal is fixedly connected with described regulating block, the driving upper and lower displacement of push rod drawn stem driving mechanism.
5. rotary reduction device according to claim 4, is characterized in that, described rotating shaft is tubular shaft, and described push rod is arranged in the axle center hole of rotating shaft, and rotating shaft lower end is stretched out in push rod lower end.
6. rotary reduction device according to claim 5, it is characterized in that, described push rod driving mechanism comprises lifting motor, the first gear set, the second gear set, two rhizoid bars, elevating bracket and screw rodb base, be arranged on screw rodb base to two rhizoid bar longitudinal separations, lifting motor drives a wherein rhizoid bar to rotate by the first gear set, wherein a rhizoid bar is rotated by another rhizoid bar of the second gear set drive, and elevating bracket is bolted on two rhizoid bars, and elevating bracket is connected with the lower end of described push rod.
7. the rotary reduction device according to claim 1 to 6 any one, is characterized in that, described rotary reduction device also comprises conical flow guiding cover, is arranged at described feeding mouth place.
8. rotary reduction device according to claim 4, is characterized in that, described sampling mechanism is two or more, and the layering of two or more sampling mechanism shifts to install.
9. rotary reduction device according to claim 8, is characterized in that, is connected between the regulating block of the sampling mechanism that described layering is arranged by connecting rod.
10. rotary reduction device according to claim 1, is characterized in that, also comprise base plate, is fixedly connected on housing lower end, described base plate offers rejected material mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510740749.4A CN105424402B (en) | 2015-10-30 | 2015-10-30 | Rotary reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510740749.4A CN105424402B (en) | 2015-10-30 | 2015-10-30 | Rotary reduction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105424402A true CN105424402A (en) | 2016-03-23 |
| CN105424402B CN105424402B (en) | 2018-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510740749.4A Active CN105424402B (en) | 2015-10-30 | 2015-10-30 | Rotary reduction device |
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| CN (1) | CN105424402B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226140A (en) * | 2016-08-29 | 2016-12-14 | 长沙开元仪器股份有限公司 | A kind of contracting device |
| CN106872234A (en) * | 2017-03-06 | 2017-06-20 | 镇江市科瑞制样设备有限公司 | A kind of adjustable reduction device |
| CN111693340A (en) * | 2020-07-24 | 2020-09-22 | 昆明理工大学 | Rotary conical sampling device and method |
| CN112015130A (en) * | 2019-06-01 | 2020-12-01 | 上海梅山钢铁股份有限公司 | Material quantitative division control device and control method |
| CN115290387A (en) * | 2022-08-06 | 2022-11-04 | 东莞市国丰粮油有限公司 | Quality safety control system suitable for flour processing |
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| CN2134647Y (en) * | 1992-05-25 | 1993-05-26 | 王希深 | Bulk sampling contracting-separating equipment |
| CN2814391Y (en) * | 2005-08-12 | 2006-09-06 | 方彰林 | Breaking, condensing and dividing sampling machine |
| CN201126415Y (en) * | 2007-12-13 | 2008-10-01 | 上海宝钢工业检测公司 | Proportion revolved tube shrinking-dividing machine |
| CN201653750U (en) * | 2010-04-08 | 2010-11-24 | 长沙开元仪器有限公司 | Rotary dividing machine for laboratory |
| CN102494931A (en) * | 2011-12-12 | 2012-06-13 | 长沙开元仪器股份有限公司 | Jaw-type breaking rotary groove type division combined sampling machine |
| CN202928863U (en) * | 2012-11-28 | 2013-05-08 | 益阳市通力机械制造有限公司 | Rotary division device |
| CN203824817U (en) * | 2014-05-16 | 2014-09-10 | 南京国电环保科技有限公司 | Automatic rotating scraping type splitter |
| CN203929464U (en) * | 2014-01-26 | 2014-11-05 | 煤炭科学技术研究院有限公司 | A kind of there is division ratio adjustable function revolve taper type crushing-dividing device |
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2015
- 2015-10-30 CN CN201510740749.4A patent/CN105424402B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2134647Y (en) * | 1992-05-25 | 1993-05-26 | 王希深 | Bulk sampling contracting-separating equipment |
| CN2814391Y (en) * | 2005-08-12 | 2006-09-06 | 方彰林 | Breaking, condensing and dividing sampling machine |
| CN201126415Y (en) * | 2007-12-13 | 2008-10-01 | 上海宝钢工业检测公司 | Proportion revolved tube shrinking-dividing machine |
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| CN102494931A (en) * | 2011-12-12 | 2012-06-13 | 长沙开元仪器股份有限公司 | Jaw-type breaking rotary groove type division combined sampling machine |
| CN202928863U (en) * | 2012-11-28 | 2013-05-08 | 益阳市通力机械制造有限公司 | Rotary division device |
| CN203929464U (en) * | 2014-01-26 | 2014-11-05 | 煤炭科学技术研究院有限公司 | A kind of there is division ratio adjustable function revolve taper type crushing-dividing device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226140A (en) * | 2016-08-29 | 2016-12-14 | 长沙开元仪器股份有限公司 | A kind of contracting device |
| CN106872234A (en) * | 2017-03-06 | 2017-06-20 | 镇江市科瑞制样设备有限公司 | A kind of adjustable reduction device |
| CN112015130A (en) * | 2019-06-01 | 2020-12-01 | 上海梅山钢铁股份有限公司 | Material quantitative division control device and control method |
| CN111693340A (en) * | 2020-07-24 | 2020-09-22 | 昆明理工大学 | Rotary conical sampling device and method |
| CN115290387A (en) * | 2022-08-06 | 2022-11-04 | 东莞市国丰粮油有限公司 | Quality safety control system suitable for flour processing |
| CN115290387B (en) * | 2022-08-06 | 2023-04-14 | 东莞市国丰粮油有限公司 | Quality safety control system suitable for flour processing |
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| Publication number | Publication date |
|---|---|
| CN105424402B (en) | 2018-09-25 |
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