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CN106766810A - A kind of drying machine - Google Patents

A kind of drying machine Download PDF

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Publication number
CN106766810A
CN106766810A CN201611018046.1A CN201611018046A CN106766810A CN 106766810 A CN106766810 A CN 106766810A CN 201611018046 A CN201611018046 A CN 201611018046A CN 106766810 A CN106766810 A CN 106766810A
Authority
CN
China
Prior art keywords
casing
drying machine
conveyor belt
machine according
air
Prior art date
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.)
Pending
Application number
CN201611018046.1A
Other languages
Chinese (zh)
Inventor
陈毅桦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201611018046.1A priority Critical patent/CN106766810A/en
Publication of CN106766810A publication Critical patent/CN106766810A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/02Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces
    • F26B17/04Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces the belts being all horizontal or slightly inclined
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/02Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
    • F26B21/04Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/06Controlling, e.g. regulating, parameters of gas supply
    • F26B21/08Humidity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B23/00Heating arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B23/00Heating arrangements
    • F26B23/001Heating arrangements using waste heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/005Treatment of dryer exhaust gases
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B2200/00Drying processes and machines for solid materials characterised by the specific requirements of the drying good
    • F26B2200/08Granular materials

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses a kind of drying machine, including:Casing, is provided with charging aperture, discharging opening, air inlet and air outlet;Material conveyor belt, is arranged in the casing, for receiving material to be dried and dried material being delivered to the discharging opening of casing;Heater, positioned at material conveyor belt lower section;Fan unit, connects with the casing, for producing air-flow through material and to carry out dried process;And dehumidifying heater, outside the casing, connect the air inlet and air outlet of the casing.Drying machine of the present invention can fast and efficiently make the moisture evaporation in drying machine in material, and the dehumidifying heater of the connection casing air inlet and air outlet is provided with the outside of the casing of the drying machine, so that the heat of the moist hot blast of outflow casing is fully utilized, the energy consumption of drying machine is reduced.

Description

A kind of drying machine
Technical field
The present invention relates to drying equipment, more particularly to a kind of drying machine for dry particle shape material.
Background technology
Dry technology is necessary and common in many fields.Such as, timber make wooden model, the drying before woodenware can be with Product deformation is prevented, and ceramic batch drying before calcination can prevent finished product to be cracked.In addition, dried material is also allowed for Transport and storage, such as below the grain drying that will be harvested to certain moisture content, with anti-mildew.Due to spontaneously drying far from full The need for sufficient production development, thus various drying devices obtain development and application more and more widely.Drying machine is usually related to A kind of plant equipment for reducing material moisture, is mainly used in being dried material operation.The species of drying machine can be wrapped Vacuum drier, spray dryer, freeze drier, pneumatic drier, microwave dryer, fluid bed dryer, roller is included to do Dry machine etc..Wherein, various drying machines are essentially all that make use of identical physics drying principles, the i.e. drying process of wet stock There are 2 basic processes while carrying out:A. heat passes to wet stock by gas, raises its temperature;B. the moisture inside material Diffuse to the surface, and be entrained by the flow of air in surface vaporization.
Band drier is conventional continuous chain-belt drying equipment, can be widely applied to chemical industry, food, medicine, building materials, electronics Etc. industry, it is particularly suitable for the preferable sheet of gas permeability, strip, the drying of granular material., the dry machine of sandwich tape is usually used in drying Rate request is relatively low, drying time is more long, and process condition can keep constant occasion in whole drying process.Interlayer sets Put dividing plate to organize the directed flow of dried medium, make dry materials uniform.Multi-layer belt type drying machine takes up an area few, simple structure, It is widely used in dried grain class material.
But existing band drier is general with electric heater or gas combustion heaters as thermal source, by these electrical heating After the thermal source heat external air of device or gas combustion heaters makes high temperature air, contacted with material to be dried, band Walk surface of material moisture and dry it.Then, to gas of the outside discharge with moisture.The gas being discharged is that also have The high-temperature gas of certain heat, is directly discharged in air, not only causes to set in the indoor temperature and humidity of drying machine Rise, indoor environment deteriorates, and also creates the waste of the energy.
The content of the invention
To overcome shortcomings and deficiencies of the prior art, the present invention to propose one kind and can reduce environmental pollution and reducing energy consumption Drier unit.
The invention provides a kind of drying machine, including:Casing, is provided with charging aperture, discharging opening, air inlet and goes out Air port;Material conveyor belt, is arranged in the casing, for receiving material to be dried and dried material being delivered into casing Discharging opening;Heater, positioned at material conveyor belt lower section;Fan unit, connects with the casing, for produce air-flow with Through material and carry out dried process;And dehumidifying heater, outside the casing, connect the air inlet of the casing with Air outlet.
Alternatively, drying machine of the invention, the material conveyor belt is at least one.
Alternatively, drying machine of the invention, the material conveyor belt is two, and a point upper and lower two-layer is set, described two The traffic direction of layer material conveyor belt is opposite.
Alternatively, drying machine of the invention, in the afterbody of the drying machine, lower floor's material transmission belt compares upper strata Conveyer belt stretches out a segment length, to enable that the material of upper materials conveyer belt all falls onto lower floor's material conveyor belt.
Alternatively, drying machine of the invention, the casing includes at least one independent box unit.
Alternatively, drying machine of the present invention, the heater is steam heater or electric boiling plate.
Alternatively, drying machine of the invention, is provided with homogenating plate, for produce fan unit in the casing Air-flow is evenly distributed.
Alternatively, drying machine of the invention, heated air circulation device is additionally provided with the casing.
Alternatively, drying machine of the invention, the drying machine also includes distribution device, for material to be dried is equal On the even material conveyor belt being loaded into the casing.
Alternatively, drying machine of the invention, the distribution device includes waving cloth mouth, and it is driven by wheel shaft.
Drying machine of the present invention can fast and efficiently make the moisture evaporation in drying machine in material, and in institute The casing outside for stating drying machine is provided with the dehumidifying heater of the connection casing air inlet and air outlet, dry hot blast with After moist material contact, the moist hot blast with steam is flowed back in dehumidifying heater by air outlet through pipeline, is added by dehumidifying Casing is again introduced into after heat, is recycled so that the heat of the moist hot blast of outflow casing is fully utilized, and reduces drying The energy consumption of machine.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, various other advantages and benefit is common for this area Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention Limitation.In the accompanying drawings:
Fig. 1 is the structural representation of drying machine of the present invention.
Specific embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Fig. 1 shows the structural representation of drying machine of the present invention.As shown in figure 1, drying machine of the invention is available In materials such as drying grain, granule state foods.Specifically, drying machine of the invention includes:Casing 100, material conveyor belt 200, Fan unit 400 and dehumidifying heater 500, are provided with the charging aperture 101 for material turnover, go out on the casing 100 Material mouth 102, and air inlet 103 and air outlet 104;Material conveyor belt 200 is arranged in the casing 100, is treated for receiving Dried material is simultaneously delivered to the discharging opening of casing for dried material, and heater is provided with below the material conveyor belt 300, for being heated to the air-flow that fan unit is produced;The fan unit 400 is connected with the casing 100, for producing Anger stream, the air-flow becomes dry hot blast through material by heater heating, and treatment is dried to material, it is preferable that Fan unit 400 is located at the both sides on the top of casing 100, and symmetrical, with guard box body air flow method it is uniform;It is described Dehumidifying heater 500 is located at outside the casing, connects the air inlet 103 and air outlet 104 of the casing.
In existing drying machine, after dry thermal current is contacted with the wet stock, the moisture for taking away material does material It is dry, and the moist air stream for absorbing moisture discharges casing through air outlet.In fact, heat of the moist air-flow still with some Amount, is directly discharged in air, and heat loses in vain, causes the wasting of resources.In the present invention, the dehumidifying heater Two ends be respectively and dry the air outlet of box body and be connected with air inlet, the moist air stream for absorbing moisture discharges casing through air outlet Afterwards, into it is described dehumidifying heater in by dehumidifying heat, formed hot blast be again introduced into casing, realize and recycle, make The heat that the moist hot blast of casing must be flowed out is fully utilized, and reduces the energy consumption of drying machine, while also reducing moist heat The environmental pollution that air discharge brings.
In addition to air inlet as shown in Figure 1, it is many that drying machine of the present invention is additionally provided with other in the side of casing Individual air inlet, further to improve drying efficiency.
In drying machine of the present invention, the material conveyor belt is at least one, and densely covered hole is provided with a moving belt Gap, granularity is less than the granularity of material, but gas can be allowed to pass through.In one embodiment of the present of invention, the material transmission Band is two, and a point upper and lower two-layer is set, as shown in fig. 1.The conveyer belt is connected with the drive device for running it, its In, the traffic direction of upper and lower two-layer conveyer belt is conversely, upper materials conveyer belt is rearwardly advanced by the head of drying machine, and lower floor Conveyer belt is carried out from afterbody to head.In the present invention, the initiating terminal of upper materials conveyer belt is connected with the charging aperture of casing, lower floor The initiating terminal of material conveyor belt is connected with the discharging opening of casing.Material to be dried is fallen upper materials and is transmitted through casing charging aperture On tape beginning end, rearwardly advanced by the head of drying machine, the material for reaching upper materials transmission tail falls lower floor's material The end of conveyer belt, material is advanced from the afterbody of drying machine to head again, until reaching casing discharging opening.Mistake of the material in transmission Dried in journey, most derived drying machine through casing discharging opening afterwards.Preferably, in the afterbody of the drying machine, lower floor's material Transmission belt stretches out a segment length than upper strata conveyer belt, to enable that the material of upper materials conveyer belt all falls to lower floor's thing On material conveyer belt.
In drying machine of the present invention, the casing includes at least one independent box unit 105.As shown in fig. 1, The independent case body units 105 of multiple mutually concatenations are provided with the casing, be also respectively arranged with each box unit charging aperture, Discharging opening and the material conveyor belt of upper and lower two-layer distribution, multiple box units are connected in series the continuous fortune for being capable of achieving material OK.
In one embodiment of drying machine of the present invention, the heater below the material conveyor belt is steam Heater.Steam heater is a kind of heat exchanger that cryogenic gas is heated using high-temperature vapor.In the present invention, the steam Heater is the fin being connected with steam boiler, and steam boiler provides high-temperature steam by steam line to each fin, Before jet chimney enters fin, certain water removing structure such as drain valve can be provided with, to cause to be cooled down by steam And the water for condensing, it is removed to avoid influenceing the effect of heat sink arrangement.
In another embodiment of drying machine of the present invention, the heater below the material conveyor belt is electricity Heating plate.Electric hot plate is to make exothermic material with lectrothermal alloy wire, and insulating materials is made with mica soft board, and outsourcing is with metal sheet (aluminium Plate, stainless steel plate etc.) equipment that is heated.Common electric boiling plate has stainless steel electric boiling plate (mica electric heating plate), pottery Porcelain electric boiling plate, cast aluminium electric boiling plate and cast copper electric boiling plate, can be selected according to using needs.
Drying machine of the invention, is provided with homogenating plate (not shown) in the casing, for the gas for producing fan unit Stream is evenly distributed.The homogenating plate is respectively arranged at the bottom and top of lower floor's material conveyor belt, for by air-flow Evenly distributed, improved drying efficiency.The homogenating plate is stainless steel plate, and its thickness is not more than 2mm, preferably 0.5-2mm; Percent opening is designed according to air circulation, and blast velocity control is in 6-9m/s.
In drying machine of the present invention, heated air circulation device 600 is additionally provided with the casing, for causing hot blast in case Circulation is formed in vivo, to improve the drying efficiency of material.
Drying machine of the present invention also includes distribution device 700, for material to be dried to be uniformly loaded into the casing Material conveying device on.The cloth system includes a feeding auger and swingable cloth mouth, and it directly will be wet Material is poured on the conveyer belt on upper strata.Wherein, the cloth mouth is connected with the wheel shaft of an off-axis so that the cloth mouth can Swung back and forth in the stroke range of setting with without what is paused.The speed of swing is controlled by the motor of cloth system, motor with Distribution system is connected, by distribution system control.
According to the present invention, the motor of each fan unit is connected with distribution system, can regulate and control blower fan by distribution box The power and rotating speed of the motor of unit, so as to air velocity and gas flow temperature in adjusting tank body etc..In addition, distribution device and The motor of material conveyor belt drive system is also connected with distribution system, can adjust the power and speed of motor.The material is passed Send the motor with drive system to be located at the front and rear for drying box body, it may include two motors, and be adjustable motor.
It should be noted that above-described embodiment the present invention will be described rather than limiting the invention, and this Art personnel can design alternative embodiment without departing from the scope of the appended claims.In claim In, any reference symbol being located between bracket should not be configured to limitations on claims.Word "comprising" is not excluded for depositing In element or step not listed in the claims.Word first, second and third use do not indicate that any order, can These words are construed to title.

Claims (10)

1. a kind of drying machine, including:
Casing (100), is provided with charging aperture (101), discharging opening (102), air inlet (103) and air outlet (104);
Material conveyor belt (200), is arranged in the casing (100), for receiving material to be dried and by dried material Deliver to the discharging opening of casing;
Heater (300), positioned at material conveyor belt lower section;
Fan unit (400), connects with the casing (100), for producing air-flow through material and to carry out dried process;With And
Dehumidifying heater (500), it is external positioned at the case (100), connect the air inlet (103) and air outlet of the casing (104)。
2. drying machine according to claim 1, it is characterised in that:The material conveyor belt (200) is at least one.
3. drying machine according to claim 2, it is characterised in that:The material conveyor belt (200) is two, is divided to upper and lower two Layer is set, and the traffic direction of the two-layer material conveyor belt is opposite.
4. drying machine according to claim 3, it is characterised in that:In the afterbody of the drying machine, lower floor's material is passed Dynamic band stretches out a segment length than upper strata conveyer belt, to enable that the material of upper materials conveyer belt all falls to lower floor's material On conveyer belt.
5. drying machine according to claim 1, is characterised by:The casing includes at least one independent box unit (105)。
6. drying machine according to claim 1, it is characterised in that:The heater (300) is steam heater or electricity Heating plate.
7. drying machine according to claim 1, it is characterised in that:Homogenating plate is provided with the casing, for by blower fan The air-flow that unit is produced is evenly distributed.
8. drying machine according to claim 1, it is characterised in that:Heated air circulation device is additionally provided with the casing (600)。
9. the drying machine according to any one of claim 1-8, it is characterised in that:The drying machine also includes distribution device (700), the material conveyor belt for being uniformly loaded into material to be dried in the casing.
10. drying machine according to claim 9, it is characterised in that:The distribution device includes waving cloth mouth, and it is by taking turns Axle drives.
CN201611018046.1A 2016-11-17 2016-11-17 A kind of drying machine Pending CN106766810A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611018046.1A CN106766810A (en) 2016-11-17 2016-11-17 A kind of drying machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611018046.1A CN106766810A (en) 2016-11-17 2016-11-17 A kind of drying machine

Publications (1)

Publication Number Publication Date
CN106766810A true CN106766810A (en) 2017-05-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611018046.1A Pending CN106766810A (en) 2016-11-17 2016-11-17 A kind of drying machine

Country Status (1)

Country Link
CN (1) CN106766810A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107560415A (en) * 2017-09-27 2018-01-09 广西吉朋投资有限公司 A kind of drying unit
CN109297292A (en) * 2018-10-22 2019-02-01 平顶山瑞沣生物科技有限公司 A kind of drying unit for soybean protein particle manufacture
CN113776314A (en) * 2021-11-11 2021-12-10 中建环能科技股份有限公司 Heat exchange device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102767940A (en) * 2011-05-05 2012-11-07 金伟均 Belt dryer
CN203132300U (en) * 2013-03-20 2013-08-14 温特牧(北京)科技有限公司 Drying machine system
CN103471358A (en) * 2013-09-11 2013-12-25 天津力美可机械设备有限公司 Drying machine
CN103471361A (en) * 2013-09-11 2013-12-25 天津力美可机械设备有限公司 Dryer system
CN103851889A (en) * 2014-03-17 2014-06-11 刘良贵 Multi-layer mesh belt type drying device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102767940A (en) * 2011-05-05 2012-11-07 金伟均 Belt dryer
CN203132300U (en) * 2013-03-20 2013-08-14 温特牧(北京)科技有限公司 Drying machine system
CN103471358A (en) * 2013-09-11 2013-12-25 天津力美可机械设备有限公司 Drying machine
CN103471361A (en) * 2013-09-11 2013-12-25 天津力美可机械设备有限公司 Dryer system
CN103851889A (en) * 2014-03-17 2014-06-11 刘良贵 Multi-layer mesh belt type drying device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107560415A (en) * 2017-09-27 2018-01-09 广西吉朋投资有限公司 A kind of drying unit
CN109297292A (en) * 2018-10-22 2019-02-01 平顶山瑞沣生物科技有限公司 A kind of drying unit for soybean protein particle manufacture
CN113776314A (en) * 2021-11-11 2021-12-10 中建环能科技股份有限公司 Heat exchange device

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Application publication date: 20170531