CN107402153A - A kind of coal sample reduction division equipment - Google Patents
A kind of coal sample reduction division equipment Download PDFInfo
- Publication number
- CN107402153A CN107402153A CN201710866146.8A CN201710866146A CN107402153A CN 107402153 A CN107402153 A CN 107402153A CN 201710866146 A CN201710866146 A CN 201710866146A CN 107402153 A CN107402153 A CN 107402153A
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- CN
- China
- Prior art keywords
- coal sample
- sample
- reduction
- reduction device
- coal
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
Abstract
This application discloses a kind of coal sample reduction division equipment, including for supplying the batcher of coal sample；It is connected with the batcher, the disintegrating machine for coal sample reduction；It is connected with the disintegrating machine, the reduction device for coal sample division；It is connected with the reduction device, the collection device for collecting coal sample；Also include be connected between the disintegrating machine and the reduction device, the fairing for uniform coal sample.Because the fairing can make coal sample, evenly into the reduction device, therefore, division precision increases.
Description
Technical field
The present invention relates to coal sample preparation field, more particularly to a kind of coal sample reduction division equipment.
Background technology
Coal is not only important energy source, but also is the metallurgical, important source material of chemical industry.Coal is mainly used in thermoelectricity
Factory, chemical plant etc., naturally, the composition of coal have different degrees of influence to all trades and professions, then the quality of coal is examined
Survey just seems particularly important.Coal detection is generally coal to be measured need to be carried out into sample preparation, then passes through broken, screening, mixing, contracting
Point, dry etc. technological process the coal sample of collection is prepared into the test coal that can represent original coal sample characteristic.Therefore, coal sample reduction
Division equipment is widely used in coal sample preparation field.
Existing coal sample reduction division equipment mainly includes batcher, disintegrating machine, reduction device etc., in existing preparation coal sample
During, usual samples of coal pulled is directly entered from the discharging opening of disintegrating machine and is attached thereto in reduction device after crusher in crushing
Division sample preparation is carried out, the process is generally primarily present following problem：
First, the middle part coal sample of samples of coal pulled makes crusher in crushing speed slow, even because lumpiness is big, intensity is big
Blocking crusher discharging opening, disintegrating machine is caused to be fed to reduction device discontinuous, uneven；
Second, because samples of coal pulled is affected by environment, part coal sample moisture is larger or sticky larger, but due to existing
The water adaptability of coal sample reduction division equipment is poor, coal sample is exceeded reduction device disposal ability, will occur in reduction device entrance
The viscous stifled phenomenon of coal sample, it is uneven to also result in reduction device import coal sample feed.
Understand from the above mentioned, reduction device import coal sample feed is uneven, causes the reduction device charging aperture in mechanical division
Coal sample instability of flow, flow velocity constantly change, and make the division low precision of equipment, and the representation of coal sampling that division goes out is undesirable.
The content of the invention
In view of this, it is an object of the invention to provide a kind of coal sample reduction division equipment, division precision can be improved.
Its concrete scheme is as follows：
The present invention provides a kind of coal sample reduction division equipment, including for supplying the batcher of coal sample；With the batcher
It is connected, the disintegrating machine for coal sample reduction；It is connected with the disintegrating machine, the reduction device for coal sample division；With the reduction device
It is connected, the collection device for collecting coal sample；Also include being connected between the disintegrating machine and the reduction device, for uniform coal
The fairing of sample.
Preferably, the fairing tilts upward, and its one end is connected with the bottom of the disintegrating machine, the other end with it is described
The charging aperture of reduction device is connected.
Preferably, the discharging-material size of the disintegrating machine is consistent with the division granularity of the reduction device.
Preferably, the disintegrating machine is specially 3mm double-roll crushers, while the reduction device is for 3mm coal sample divisions
Rotation inclined tube reduction device.
Preferably, the fairing is specially belt feeder either screw(-type) feeder or oscillating feeder.
Preferably, in addition to it is installed on the fairing, for controlling the control of the fairing movement velocity to open
Close, in order to for uniform a variety of coal samples.
Preferably, the collection device includes：
It is connected with the reduction device, keeps sample portion for collecting the sample of filing for reference for coal sample of filing for reference；
It is connected with the reduction device, keeps sample portion for collecting and surveying the analysis sample of coal sample；
It is connected with the reduction device, the waste sample collection portion for collecting discarded coal sample.
Relative to background technology, a kind of coal sample reduction division equipment provided by the present invention includes being connected to the disintegrating machine
Fairing between the reduction device.Because fairing generally has rectification function, on the one hand, the rectification dress of the function
The flow of the coal sample from disintegrating machine outflow can be adjusted by putting, and make shadow of the coal sample flow hardly by sampling coal sample lumpiness size
Ring；On the other hand, the fairing of the function can also mix well the larger coal sample of the moisture flowed out from the disintegrating machine, with anti-sticking
It is stifled, so that the water adaptability enhancing of equipment.So, coal sample is after the crusher in crushing, flow to having of being attached thereto
The fairing of rectification function carries out rectification, and the flow of coal sample is almost stablized constant when reaching the reduction device, so that described
Reduction device charging is uniform, and therefore, division precision increases.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is provided a kind of coal sample reduction division device structure schematic diagram by a kind of embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
Fig. 1 is refer to, Fig. 1 is provided a kind of coal sample reduction division device structure by a kind of embodiment of the present invention and shown
It is intended to.
The embodiment of the invention discloses a kind of coal sample reduction division equipment, including batcher 1, disintegrating machine 2, fairing 3,
Reduction device 4 and collection device, wherein collection device keep sample portion 5, the analysis sample of sample that include filing for reference keep sample portion 6 and waste sample collection portion 7.
In this specific embodiment, the coal sample reduction division equipment is mainly used in the coal sample sample preparation stage, needs first by coal sample
3mm is crushed to, then division goes out 3mm file for reference coal sample and coal sampling.
Wherein, batcher 1 be used for by coal sample from acquisition zone or from the exit of a upper coal sample Preparation equipment transport to
The charging aperture of disintegrating machine 2, in order to crush coal sample, mechanization transportation contributes to the labor intensity of mitigation personnel.Usual batcher 1
From Z-type elevator, naturally it is also possible to be the batcher of belt feeder, screw(-type) feeder, rotary feeder or other forms.
The charging aperture of disintegrating machine 2 is connected with the discharging opening of batcher 1, while the discharging opening of disintegrating machine 2 and fairing 3
Charging aperture is connected, and is mainly used in coal sample reduction.Broken purpose is mainly to increase the granule number of coal sample, reduces reduction error.By
6mm (or 13mm), 3mm, 0.2mm sample preparation stage are generally comprised in the preparation of coal sample, wherein, 6mm (13mm) stages prepare full water
Divide coal sample, the 3mm stages prepare coal sample of filing for reference, and the 0.2mm stages prepare general analysis sample, therefore the crumbling method of disintegrating machine is also classified into out
Coarse crushing that material granularity is 25mm~6mm, discharging-material size are that broken in 3mm~1mm and discharging-material size is in small, broken bits less than 0.2mm.Accordingly
Ground, the disintegrating machine type for coarse crushing include jaw crusher and hammer mill, and broken disintegrating machine type includes hammer in being used for
Formula disintegrating machine and double-roll crusher, include disc mill and closed crushing machine for disintegrating machine type in small, broken bits.In coal
In sample preparation flow, when a kind of coal sample of granularity of division, the discharging-material size of selected disintegrating machine and selected reduction device need to be ensured
Division granularity it is consistent.In this specific embodiment, prepared by the coal sample for being mainly used in 3mm due to the equipment, therefore select broken
Broken machine is specially 3mm double-roll crushers.It is of course also possible to be the disintegrating machine of other forms, but it must assure that its discharging-material size should
It is consistent with division granularity.
Fairing 3 is connected between the disintegrating machine and the reduction device, is mainly used in coal sample rectification.Fairing 3
Preferred angled is placed upwards, and its one end is connected with the bottom of disintegrating machine 2, and the other end is connected with the charging aperture of reduction device 4.Rectification fills
Put the 3 uneven coal samples for flowing out disintegrating machine 2 or the larger coal sample of moisture carries out rectification, make the coal sample for flowing into reduction device 4
Uniformly.Usually in accordance with device, due to rotation, caused centrifugal force or outer bound pair device apply suitably fairing 3 in itself
Active force, the coal sample of inflow fairing 3 is uniformly mixed again, and reduction device 4 is flowed into specified flow, so that coal sample
Uniformly.In this specific embodiment, fairing 3 specifically selects belt feeder either screw(-type) feeder or vibrating feed
Machine, it is of course also possible to from rotary feeder, or other kinds of fairing, have no effect on and realize the purpose of the present invention.
The charging aperture of reduction device 4 is connected with the discharging opening of fairing 3, while the discharging opening and collection device of reduction device 4
It is connected, is mainly used in coal sample division.The key link that division is prepared as coal sample, may have typically in process of preparing coal sample more
The coal sample division in stage, its purpose mainly reduce coal sample amount in the case where granularity is constant, to reduce follow-up workload, soon
Speed reaches the coal sample size needed for examining.Division mode mainly includes artificial division and mechanical division, it is evident that in the specific reality
Apply in mode using mechanical division.Reduction device 4 is specially and above-mentioned 3mm double-roll crushers phase in this specific embodiment
The corresponding rotation inclined tube reduction device for 3mm coal sample divisions.It is of course also possible to it is rotating disk type reduction device or rotary conic
Reduction device, or other kinds of reduction device is selected, do not influence the purpose of the present invention.
Collection device is connected with reduction device 4, is mainly used in collecting coal sample.Usually, 3mm reduction devices by coal sample division into three
Point, file for reference sample, a analysis sample, portion of portion abandons sample, and correspondingly, collection device is also classified into being connected with reduction device 4, for collecting
The sample of filing for reference for coal sample of filing for reference, which keeps sample, portion 5 and to be connected with reduction device 4, keeps sample portion 6, Yi Jiyu for collecting and surveying the analysis sample of coal sample
Reduction device 4 is connected, the waste sample collection portion 7 for collecting discarded coal sample.Wherein, the storage sample portion 5 that keeps sample passes through sample sample leaving opening of filing for reference
Collection is filed for reference sample, and the analysis sample portion 6 that keeps sample collects and surveys sample by analyzing sample sample leaving opening, and waste sample collection portion 7 is collected by abandoning sample mouth
Waste sample.
In addition, also include being installed on the fairing, the controlling switch for controlling the fairing movement velocity,
In order to for uniform a variety of coal samples.Because the coal sample of different regions is larger into phase-splitting difference, in order to improve the adaptability of the equipment,
One controlling switch can be installed on fairing, when the moisture of coal sample is larger or coal sample hardness is higher, it is whole to improve arrangement
Flow the movement velocity or motion frequency of device, strengthen rectification function, into reduction device 4 coal sample naturally evenly.
The 3mm coal sample preparation flows of coal sample reduction division equipment provided by the present invention are as follows：
Coal sample is delivered to the disintegrating machine 2 of model 3mm pair roller types by batcher 1, the discharging opening of disintegrating machine 2 is by granularity
Fairing 3 is delivered to for 3mm coal sample, after rectification, the coal sample that granularity is 3mm is delivered to by fairing 3 bottom-up
Model 3mm rotates the reduction device 4 of container type, and 3mm coal sample division into 3 parts, is flow to sample of filing for reference and kept sample portion by reduction device 4 respectively
5th, analysis sample keeps sample portion 6 and waste sample collection portion 7, prepared by the coal sample for so just completing the 3mm stages.Certainly, the equipment can be with
The sample making apparatus docking in other stages, completes multistage sample preparation work.
In summary, coal sample reduction division equipment provided by the present invention includes being connected between disintegrating machine 2 and reduction device 4
Fairing 3, fairing 3 will it is broken after coal sample rectification it is uniformly flowed into reduction device 4, so not only fit the equipment
Should be in the larger coal sample of lumpiness, and the water adaptability of the equipment is also improved, an indicator deviation that keeps sample is reduced, this is improved and sets
Standby division precision.
Finally, it is to be noted that, herein, such as term " comprising ", "comprising" or its any other variant
Including for nonexcludability is intended to, so that process, method, article or equipment including a series of elements not only include
Those key elements, but also the other element including being not expressly set out, or also include for this process, method, article or
The intrinsic key element of person's equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", not
Other identical element in the process including the key element, method, article or equipment also be present in exclusion.
A kind of coal sample reduction division equipment provided by the present invention is described in detail above, tool used herein
Body example is set forth to the principle and embodiment of the present invention, and the explanation of above example is only intended to help and understands this hair
Bright method and its core concept；Meanwhile for those of ordinary skill in the art, according to the thought of the present invention, specific real
There will be changes in mode and application are applied, in summary, this specification content should not be construed as the limit to the present invention
System.
Claims (7)
1. a kind of coal sample reduction division equipment, including for supplying the batcher of coal sample；It is connected with the batcher, for coal sample
Broken disintegrating machine；It is connected with the disintegrating machine, the reduction device for coal sample division；It is connected with the reduction device, for collecting
The collection device of coal sample；Characterized in that, also include being connected between the disintegrating machine and the reduction device, for uniform coal sample
Fairing.
2. coal sample reduction division equipment according to claim 1, it is characterised in that the fairing tilts upward, its
One end is connected with the bottom of the disintegrating machine, and the other end is connected with the charging aperture of the reduction device.
3. coal sample reduction division equipment according to claim 1, it is characterised in that the discharging-material size of the disintegrating machine and institute
The division granularity for stating reduction device is consistent.
4. coal sample reduction division equipment according to claim 3, it is characterised in that the disintegrating machine is specially 3mm two pairs of rollers
Disintegrating machine, while the reduction device is the rotation inclined tube reduction device for 3mm coal sample divisions.
5. coal sample reduction division equipment according to claim 3, it is characterised in that the fairing be specially belt to
Material machine or screw(-type) feeder or oscillating feeder.
6. coal sample reduction division equipment according to claim 5, it is characterised in that also include being installed on the rectification dress
Put, the controlling switch for controlling the fairing movement velocity, in order to for uniform a variety of coal samples.
7. the coal sample reduction division equipment according to any one of claim 1 to 6, it is characterised in that the collection device bag
Include：
It is connected with the reduction device, keeps sample portion for collecting the sample of filing for reference for coal sample of filing for reference；
It is connected with the reduction device, keeps sample portion for collecting and surveying the analysis sample of coal sample；
It is connected with the reduction device, the waste sample collection portion for collecting discarded coal sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710866146.8A CN107402153A (en) | 2017-09-22 | 2017-09-22 | A kind of coal sample reduction division equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710866146.8A CN107402153A (en) | 2017-09-22 | 2017-09-22 | A kind of coal sample reduction division equipment |
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| CN107402153A true CN107402153A (en) | 2017-11-28 |
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| CN201710866146.8A Pending CN107402153A (en) | 2017-09-22 | 2017-09-22 | A kind of coal sample reduction division equipment |
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| CN108267327A (en) * | 2017-12-08 | 2018-07-10 | 湖南星源智能装备有限公司 | Belt ends sampling apparatus |
| CN108760418A (en) * | 2018-04-08 | 2018-11-06 | 中山市宏唯自动化科技有限公司 | A kind of multistage material circulating system |
| CN109211636A (en) * | 2018-09-27 | 2019-01-15 | 长沙开元仪器有限公司 | A kind of automatic sample-making system and a kind of sample preparation pre-procesor |
| CN109374383A (en) * | 2018-12-20 | 2019-02-22 | 长沙开元仪器有限公司 | Automatic sample-making system and method |
| CN109655314A (en) * | 2019-02-01 | 2019-04-19 | 中国神华能源股份有限公司 | Reduction device and raw coal sampling machine for scrapper conveyor |
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|---|---|---|---|---|
| CN108267327A (en) * | 2017-12-08 | 2018-07-10 | 湖南星源智能装备有限公司 | Belt ends sampling apparatus |
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| CN109655314A (en) * | 2019-02-01 | 2019-04-19 | 中国神华能源股份有限公司 | Reduction device and raw coal sampling machine for scrapper conveyor |
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Effective date of registration: 20190702 Address after: 410100 Xingsha Industrial Base (Changlong Street), Changsha Economic and Technological Development Zone, Changsha City, Hunan Province, No. 1259, Liangtang East Road Applicant after: Kaiyuan Instrument Co., Ltd., Changsha Address before: 410100 No. 172 Kaiyuan Road, Changsha economic and Technological Development Zone, Hunan Applicant before: Changsha Kaiyuan Instruments Co., Ltd. |