CN207674911U - It is a kind of to fall the saturating drying device of streaming wind for sample - Google Patents

Abstract

The utility model discloses a kind of the saturating drying device of streaming wind is fallen for sample, including the first sample delivery device and hot-blast conveying appliance, vertically arranged sieve plate is equipped with below the blanking port of first sample delivery device, for making the sample that the first sample delivery device conveys be fallen along sieve plate to form sample flow, the hot-blast conveying appliance is set to the side of sieve plate, is dried thoroughly for making hot wind blow over sample flow and sieve plate to form wind.The utility model have the advantages that it is simple and compact for structure, can carry out that comprehensive heat drying, drying effect are good, drying efficiency is high, dry work can be kept successional to sample.

Description

It is a kind of to fall the saturating drying device of streaming wind for sample

Technical field

The utility model is mainly concerned with the gathering and processing of material samples, analytical equipment field, and in particular to one kind being used for sample Fall the saturating drying device of streaming wind.

Background technology

For material（Such as ore, coal charge）Sample gather and process, analyze work, every country has pressure standard, it is necessary to abide by Sighting target standard carries out gathering and processing sample and analysis work.The criterion that the course of work was gathered and processed, analyzed to sample is not destroy sample representativeness Under the premise of, collected sample granularity is gradually reduced, quality also gradually reduces, until meeting grain of the laboratory assay to sample Degree and quality（Weight）Then required precision carries out relevant analysis of experiments to satisfactory sample.It cannot during this Enough there is the loss of sample, can not enable sample that some occur and physically or chemically change, otherwise final test result will be made At influence.

Such as by taking coal charge is analyzed as an example, actually a kind of process of sampling analysis.Coal is a kind of non-uniform substance（Grain Degree, mass property distribution etc.）, what is be sampled is maternal general bigger（Tens tons are differed to tens of thousands of tons）, it is extracted into the maximum extent The process of the representative sample of entire maternal quality and characteristic can be represented " sampling ", there is mechanical sampling, artificial sample, half at present The various ways method such as mechanical sampling.After adopting sample by standard, next process is sample preparation, and sample making course generally has air dry The processes such as dry, broken, division, milling.Sample makes the laggard sampling test analysis for carrying out next step.Coal gather and process sample and In analytic process, can using to moisture measurement instrument with to the moisture of coal sample carry out analysis of experiments.The moisture of coal is evaluation Coal Economy is worth most basic index.Because the variation of moisture in coal can cause changes of contents and the calorific value of other components Variation, to the certain influence of the generations such as the inspection matter of coal, metering, examination, management.Therefore, life of the Accurate Determining moisture in coal to coal Production management and operation have great meaning.Certainly, for other material samples, similarly need when necessary to moisture into Row analysis of experiments.

At present when sample is dried, the research of the saturating dry technology of wind is constantly being carried out in industry, including wind A series of products such as saturating drying, conveyer belt drying unit are continuing to bring out, and there are following technical problems：

（1）Existing aeration drying machine is only capable of blowing over the surface of material, and comprehensive heat drying cannot be carried out to material, Cause it is dry it is insufficient, drying effect is poor, drying efficiency is low.

（2）Existing correlation drier cannot achieve effectively continuous drying, simultaneously not to being accounted for into and out of material mouth It can not be incorporated in automatic sample-making system, realize online dry.

Utility model content

The technical issues of the utility model is solved is：In view of the problems of the existing technology, a kind of structure letter is provided It is single it is compact, can carry out that comprehensive heat drying, drying effect are good, drying efficiency is high, it is continuous to keep drying work to sample Property fall the saturating drying device of streaming wind for sample.

In order to solve the above technical problems, the utility model uses following technical scheme：

It is a kind of to fall the saturating drying device of streaming wind, including the first sample delivery device and hot-blast conveying appliance for sample, Vertically arranged sieve plate is equipped with below the blanking port of first sample delivery device, for making the first sample delivery device convey Sample fallen along sieve plate to form sample flow, the hot-blast conveying appliance is set to the side of sieve plate, for making hot wind blow over Sample flow and sieve plate are dried thoroughly with forming wind.

The sieve plate is vertically in tilted layout in ramped shaped, for making sample as a further improvement of the utility model, It falls in rolling occurs on sieve plate.

As a further improvement of the utility model, the tilt adjustable of the sieve plate, for control sample in sieve Residence time on plate.

The other side of the sieve plate is equipped with matched with hot-blast conveying appliance as a further improvement of the utility model, Extractor fan, for extract wind it is thoroughly dry after hot wind.

The blowing angle of the hot-blast conveying appliance is adjustable as a further improvement of the utility model,.

First sample delivery device is including the first babinet and set on first as a further improvement of the utility model, The first transmission belt in babinet offers feeding mouth and blanking port on first babinet.

Material-falling hopper is equipped at the blanking port of first babinet as a further improvement of the utility model, for making the One transmission belt conveying sample uniformly put off on the sieve plate of lower section, to form homogeneous sample stream.

As a further improvement of the utility model, the lower end of the sieve plate be equipped with the second sample delivery device, for Receive it is dry after sample and complete to transport, second sample delivery device includes the second babinet and in the second babinet Second transmission belt offers feeding mouth and blanking port on second babinet.

Material bin is equipped at the feeding mouth of second babinet as a further improvement of the utility model, for making sieve The drying sample fallen on plate is uniformly put off in the second transmission belt.

Compared with prior art, the utility model has the advantage of：

（1）The utility model falls the saturating drying device of streaming wind for sample, and the first sample delivery device can be with oneself Dynamic sample-preparing system is docked, and for dry sample will to be needed to be continuously delivered to row drying, can keep dry work continuity. Sample can be fallen first to be broken up on the sieve plate of lower section, and is fallen along sieve plate to form sample flow, and sample flow makes sample Come by vertical spreading out, forms gap between sample particle, the surface area of sample bigger that hot wind can touch, hot wind can Sample flow and sieve plate are blown over, the moisture of sample itself is taken away, comprehensive heat drying is carried out to sample so that form effect Splendid wind is dried thoroughly.

（2）The utility model falls the saturating drying device of streaming wind for sample, and it is in ramped shaped that sieve plate, which is vertically in tilted layout, First, sample particle is made to roll, so that the contact surface between sample particle object almost disappears, hot wind can be entirely square Position forms drying without dead angle to sample particle object.Second is that due to being in ramped shaped so that the falling speed of material stream slows down, sample The time that product contact hot wind is longer, and drying effect is more preferable, dries evenly.

（3）The utility model falls the saturating drying device of streaming wind for sample, the tilt adjustable of sieve plate, for Sample is controlled in the residence time on sieve plate, and then controls the degree that wind is dried thoroughly, intelligent higher.Hot-blast conveying appliance is blown Wind adjustable angle.Can either level blow to sample flow, and can be to the blowing of upper angle or downward angle, being capable of flexible root It is adjusted according to sample characteristic, to reach the splendid saturating drying effect of wind.The other side of sieve plate is equipped with and hot-blast conveying appliance phase The extractor fan of cooperation, one blows a pumping, and this so that wind is thoroughly more efficient, and drying effect is more preferably.

Description of the drawings

Fig. 1 is the principle schematic diagram for falling the saturating drying device of streaming wind for sample of the utility model.

Marginal data：

1, the first sample delivery device；11, the first babinet；12, the first transmission belt；13, material-falling hopper；2, hot wind conveying dress It sets；3, sieve plate；4, extractor fan；5, the second sample delivery device；51, the second babinet；52, the second transmission belt；53, material bin.

Specific implementation mode

The utility model is described in further detail below in conjunction with specific embodiments and the drawings.

Such as Fig. 1, the utility model provides a kind of falling the saturating drying device of streaming wind, including the first sample delivery for sample The blanking port lower section of device 1 and hot-blast conveying appliance 2, the first sample delivery device 1 is equipped with vertically arranged sieve plate 3, for making The sample of first sample delivery device 1 conveying is fallen along sieve plate 3 to form sample flow, and hot-blast conveying appliance 2 is set to sieve plate 3 Side, for making, hot wind blows over sample flow and sieve plate 3 is dried thoroughly with forming wind.

First sample delivery device 1 can be docked with automatic sample-making system, for dry sample will to be needed to continue Conveying is dried, and can keep dry work continuity.When sample is fallen from the blanking port of the first sample delivery device 1, sample Product can be fallen first to be broken up on the sieve plate 3 of lower section, and is fallen the sample flow fallen to form sample flow along sieve plate 3 and made It obtains sample to be come and fallen by vertical spreading out, forms gap, the surface area of sample that hot wind can touch between sample particle Bigger.

While forming sample flow, 2 heat outputting wind of hot-blast conveying appliance has many duck eyes to sieve plate 3, sieve plate 3, Hot wind can either be passed through, and sample will not be made to pass through, sieve plate 3 is penetrated after hot wind is inswept sample, forms one smoothly air-flow, sieve The blocking of plate 3 can prevent subtle sample particle from being taken away by hot wind, to prevent the loss of sample.

Gap is formed just because of between the sample particle for forming sample flow, the surface area of sample that hot wind can touch is more Greatly, hot wind can blow over sample flow and sieve plate 3, take away the moisture of sample itself, and comprehensive heat drying is carried out to sample, is made The wind that excellent must be formd is dried thoroughly.

Further, in the preferred embodiment, sieve plate 3 is vertically in tilted layout in ramped shaped, for making sample on sieve plate 3 Rolling occurs to fall.This is so that sample particle rolls, so that the contact surface between sample particle object almost disappears Lose, hot wind can it is comprehensive, drying is formed to sample particle object without dead angle.Second is that due to being in ramped shaped so that material stream Falling speed slows down, and the time that sample contacts hot wind is longer, and drying effect is more preferable, dries evenly.

Further, in the preferred embodiment, the tilt adjustable of sieve plate 3, for control sample stop on sieve plate 3 The time is stayed, and then controls the degree that wind is dried thoroughly, intelligent higher.

Further, in the preferred embodiment, the other side of sieve plate 3 is equipped with fills with 2 matched exhausting of hot-blast conveying appliance Set 4, for the hot wind after extraction wind thoroughly drying.One blows a pumping, and this so that wind is thoroughly more efficient, and drying effect is more preferably.

Further, in the preferred embodiment, the blowing angle of hot-blast conveying appliance 2 is adjustable.Can either level blow to sample Stream, and can flexibly can be adjusted to the blowing of upper angle or downward angle according to sample characteristic, to reach splendid The saturating drying effect of wind.

Further, in the preferred embodiment, the first sample delivery device 1 including the first babinet 11 and is set to the first babinet 11 The first interior transmission belt 12 offers feeding mouth and blanking port on first babinet 11.It is equipped with and falls at the blanking port of first babinet 11 Hopper 13, the sample for making the first transmission belt 12 convey uniformly put off the sieve plate 3 in lower section, to form homogeneous sample Stream.First babinet 11 can form sealing conveying, will not cause airborne dust；Material-falling hopper 13 is so that sample is uniformly put off, further Uniform sample flow is facilitated, subsequent wind of being more convenient for is dried thoroughly.Certainly, it can also be set at the feeding mouth of the first babinet 11 Hopper is convenient for pan feeding.

Further, in the preferred embodiment, the lower end of sieve plate 3 is equipped with the second sample delivery device 5, for reception drying Rear sample simultaneously is completed to transport, and the second sample delivery device 5 includes the second babinet 51 and second passing in the second babinet 51 Defeated band 52 offers feeding mouth and blanking port on second babinet 51.It is equipped with material bin 53 at the feeding mouth of second babinet 51, is used for The drying sample fallen on sieve plate 3 is set uniformly to put off in the second transmission belt 52.Second babinet 51 can form sealing conveying, It will not cause airborne dust；Material bin 53 is so that sample forms uniform conveying, convenient for subsequent sample preparation development of the activity.Certainly, the second case Material-falling hopper can also be set at the blanking port of body 51 and be convenient for blanking.

Above are merely preferred embodiments of the utility model, the scope of protection of the utility model is not limited merely to above-mentioned Embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should be pointed out that pair For those skilled in the art, several improvements and modifications without departing from the principle of the utility model, It should be regarded as the scope of protection of the utility model.

Claims (9)

1. a kind of falling the saturating drying device of streaming wind for sample, which is characterized in that including the first sample delivery device（1）And heat Wind conveying device（2）, first sample delivery device（1）Blanking port below be equipped with vertically arranged sieve plate（3）, for making First sample delivery device（1）The sample of conveying is along sieve plate（3）It falls to form sample flow, the hot-blast conveying appliance（2） Set on sieve plate（3）Side, for making hot wind blow over sample flow and sieve plate（3）It is dried thoroughly with forming wind.

2. according to claim 1 fall the saturating drying device of streaming wind for sample, which is characterized in that the sieve plate（3） It is vertical to be in tilted layout in ramped shaped, for making sample in sieve plate（3）Upper generation rolling is fallen.

3. according to claim 2 fall the saturating drying device of streaming wind for sample, which is characterized in that the sieve plate（3） Tilt adjustable, for control sample in sieve plate（3）On residence time.

4. according to claim 1 fall the saturating drying device of streaming wind for sample, which is characterized in that the sieve plate（3） The other side be equipped with and hot-blast conveying appliance（2）Matched extractor fan（4）, for extract wind it is thoroughly dry after hot wind.

5. according to claim 1 fall the saturating drying device of streaming wind for sample, which is characterized in that the hot wind conveying Device（2）Blowing angle it is adjustable.

6. according to claim 1 fall the saturating drying device of streaming wind for sample, which is characterized in that first sample Conveying device（1）Including the first babinet（11）With set on the first babinet（11）The first interior transmission belt（12）, first babinet （11）On offer feeding mouth and blanking port.

7. according to claim 6 fall the saturating drying device of streaming wind for sample, which is characterized in that first babinet （11）Blanking port at be equipped with material-falling hopper（13）, for making the first transmission belt（12）The sample of conveying is uniformly put off in lower section Sieve plate（3）Above, to form homogeneous sample stream.

8. according to claim 1 fall the saturating drying device of streaming wind for sample, which is characterized in that the sieve plate（3） Lower end be equipped with the second sample delivery device（5）, for receive it is dry after sample and complete to transport, second sample is defeated Send device（5）Including the second babinet（51）With set on the second babinet（51）The second interior transmission belt（52）, second babinet （51）On offer feeding mouth and blanking port.

9. according to claim 8 fall the saturating drying device of streaming wind for sample, which is characterized in that second babinet （51）Feeding mouth at be equipped with material bin（53）, for making sieve plate（3）On the drying sample that falls uniformly put off and passed in second Defeated band（52）On.