CN106403535B - A kind of air jet system and technique of rotary dryer wall - Google Patents

A kind of air jet system and technique of rotary dryer wall Download PDF

Info

Publication number
CN106403535B
CN106403535B CN201610966518.XA CN201610966518A CN106403535B CN 106403535 B CN106403535 B CN 106403535B CN 201610966518 A CN201610966518 A CN 201610966518A CN 106403535 B CN106403535 B CN 106403535B
Authority
CN
China
Prior art keywords
rotary dryer
nozzle
prefabricated
air
jet
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.)
Active
Application number
CN201610966518.XA
Other languages
Chinese (zh)
Other versions
CN106403535A (en
Inventor
寿庆亮
王海波
王洪涛
赵宝海
杨耕桃
白城
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.)
Acre Coking and Refractory Engineering Consulting Corp MCC
Original Assignee
Acre Coking and Refractory Engineering Consulting Corp MCC
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 Acre Coking and Refractory Engineering Consulting Corp MCC filed Critical Acre Coking and Refractory Engineering Consulting Corp MCC
Priority to CN201610966518.XA priority Critical patent/CN106403535B/en
Publication of CN106403535A publication Critical patent/CN106403535A/en
Application granted granted Critical
Publication of CN106403535B publication Critical patent/CN106403535B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B11/00Machines or apparatus for drying solid materials or objects with movement which is non-progressive
    • F26B11/02Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
    • F26B11/04Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
    • 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
    • F26B21/004Nozzle assemblies; Air knives; Air distributors; Blow boxes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28CHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
    • F28C3/00Other direct-contact heat-exchange apparatus
    • F28C3/10Other direct-contact heat-exchange apparatus one heat-exchange medium at least being a fluent solid, e.g. a particulate material
    • F28C3/12Other direct-contact heat-exchange apparatus one heat-exchange medium at least being a fluent solid, e.g. a particulate material the heat-exchange medium being a particulate material and a gas, vapour, or liquid
    • F28C3/18Other direct-contact heat-exchange apparatus one heat-exchange medium at least being a fluent solid, e.g. a particulate material the heat-exchange medium being a particulate material and a gas, vapour, or liquid the particulate material being contained in rotating drums

Abstract

The present invention a kind of air jet system and technique of rotary dryer wall, device includes the air supply system that the sum for the nozzle prefabricated section being fixed on rotary dryer inner wall is arranged in outside rotary dryer, and the air supply system outside rotary dryer is connected with the nozzle of rotary dryer inner nozzle prefabricated section.The present invention passes through the effect of the high-speed flow ejected from the nozzle being embedded on prefabricated section, the motion morphology and stacking states of powder wet stock in change machine, make powder material partial suspended and is come into full contact with hot-air in machine, effectively improve the uniformity and heat exchange efficiency of material and the heat exchange of gaseous state thermal medium, reach flash baking purpose, drying process powder material segregation phenomena is alleviated simultaneously, improves the dry mass of powder material.The plant investment is small, the operation is stable, operating cost is low, maintenance is simple, can create considerable economic benefit, have broad application prospects.

Description

A kind of air jet system and technique of rotary dryer wall
Technical field
The present invention relates to the drying of rotary dryer powder material, in particular to the air of a kind of rotary dryer wall sprays Device and technique.
Background technique
Rotary dryer is widely used in the process equipment of dry materials process, has unique structure and superior technology Performance.Solid material is exchanged with gaseous state thermal medium generation heat in rotary dryer, is realized to dry materials.It is dried in revolution Inside machine, due to the rotation of body, material particles generate movement under the action ofs frictional force, gravity and centrifugal force etc., movement Form have cross section rolling and due to dryer gradient and the axial movement that is formed.Since material water capacity is big, the bed of material is in Existing closest packing state;Additionally, due to the inhomogeneities of material particular diameter, material segregation, above-mentioned reason can be generated during the motion The difference for causing particles by heat effect influences the dries quantity of material.
Summary of the invention
In view of the above-mentioned problems, the purpose of the present invention is to provide the air jet systems and work of a kind of rotary dryer wall Skill, by the effect of the high-speed flow ejected from the nozzle being embedded on prefabricated section, the fortune of powder wet stock in change machine Dynamic form and stacking states.By above-mentioned apparatus, powder material partial suspended can be made and come into full contact with hot-air in machine to reach To flash baking purpose, the rate of heat exchange of powder material Yu gaseous state thermal medium is significantly improved, while alleviating drying process powder Body material segregation phenomena, improves the dry mass of powder material.
In order to achieve the above object, the present invention is implemented with the following technical solutions:
A kind of air jet system of rotary dryer wall, including the nozzle prefabricated section being fixed on rotary dryer inner wall With the air supply system being arranged in outside rotary dryer, air supply system and rotary dryer outside rotary dryer The nozzle of inner nozzle prefabricated section is connected.
The nozzle prefabricated section includes channel steel base, prefabricated section, nozzle plug, and channel steel base is solid by anchoring piece and prefabricated section Fixed connection, channel steel base are fixed on rotary dryer inner wall, and the space of channel steel base and the formation of rotary dryer inner wall is constituted Airflow channel, airflow channel are connected with the air supply system outside rotary dryer, and nozzle, spray are equipped in channel steel base Mouth is connected to rotary dryer inner cavity, is placed with nozzle plug in nozzle interior, nozzle plug is under gravity in nozzle interior It is mobile, automatically control the closing and opening of jet expansion.
Air supply system outside the rotary dryer includes blower, air pipeline, and assembling is dried in revolution On machine outer wall, air pipeline is looped around the outside of rotary dryer, connect with blower, and connects revolution drying by lateral Airflow channel inside machine.
A kind of stoving process of the air jet system of rotary dryer wall, specifically includes: being revolved in rotary dryer Turn drying during, by blower, air pipeline to inside rotary dryer airflow channel divulge information, when nozzle prefabricated section with Body is rotated to bottom, and nozzle plug whereabouts jet expansion is opened, and the high speed jet-stream wind sprayed from nozzle is in rotary dryer Material generate jet-action;Jet-stream wind high speed impact material accumulation layer, in change machine the motion morphology of powder wet stock and Stacking states make powder material partial suspended, come into full contact with hot-air in machine, improve the heat of powder material and gaseous state thermal medium Exchange rate;
When nozzle prefabricated section is rotated with body to top, jet expansion is closed in nozzle plug whereabouts, and high speed is avoided to spray gas Stream forms interference air-flow out of rotary dryer top penetrating machine.
Compared with prior art, the beneficial effects of the present invention are:
A kind of air jet system and technique of rotary dryer wall, by being sprayed from the nozzle being embedded on prefabricated section The effect of high-speed flow out, the motion morphology and stacking states of powder wet stock, make powder material partial suspended in change machine And come into full contact with hot-air in machine, the uniformity and heat exchange efficiency of material and the heat exchange of gaseous state thermal medium are effectively improved, reaches fast Speed drying purpose, while drying process powder material segregation phenomena is alleviated, improve the dry mass of powder material.
The plant investment is small, the operation is stable, operating cost is low, maintenance is simple, can create considerable economic benefit, have Wide application prospect.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of the air jet system of rotary dryer wall of the present invention;
Fig. 2 is that (A-A of Fig. 1 is to view for a kind of sectional schematic diagram of the air jet system of rotary dryer wall of the present invention Figure);
Fig. 3 is the structural schematic diagram of nozzle prefabricated section in the present invention.
Fig. 4 is the connection schematic diagram (side view of Fig. 3) between the nozzle prefabricated section of axial alignment in rotary dryer.
In figure: 1- nozzle prefabricated section, pouring belt among 2-, 3- material, 4- air pipeline, 5- blower, 6- rotary dryer, 7- suspended state material, 8- jet-stream wind, 9- nozzle, 10- nozzle plug, 11- channel steel base, 12- airflow channel, 13- anchoring piece, 14- prefabricated section, 15- socket joint channel steel.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing:
As Figure 1-Figure 4, a kind of air jet system of rotary dryer wall, including be fixed in rotary dryer 6 Nozzle prefabricated section 1 on wall and the air supply system being arranged in outside rotary dryer 6, the air outside rotary dryer 6 Supply system is connected with the nozzle 9 of 6 inner nozzle prefabricated section 1 of rotary dryer.
As shown in figure 3, the nozzle prefabricated section 1 includes channel steel base 11, prefabricated section 14, nozzle plug 10, channel steel base 11 It is fixedly connected by anchoring piece 13 with prefabricated section 14, channel steel base 11 is weldingly fixed on 6 inner wall of rotary dryer, channel steel base 11 constitute airflow channel 12 with the space that 6 inner wall of rotary dryer is formed, the air outside airflow channel 12 and rotary dryer 6 Supply system is connected, and nozzle 9 is equipped in channel steel base 11, nozzle 9 is connected to 6 inner cavity of rotary dryer, inside nozzle 9 It is placed with nozzle plug 10, nozzle plug 10 is movable part, is moved inside nozzle 9 under gravity, automatically controls nozzle 9 and goes out The closing and opening of mouth.
See that Fig. 3, nozzle 9 are welded on the side of channel steel base 11, venthole is provided in channel steel base 11 and nozzle 9 connects Logical, the end of nozzle plug 10 is equipped with a bosselation, when nozzle prefabricated section 1 is with the rotation of rotary dryer 6 to lower end, nozzle plug 10 fall in just under gravity on the circular arc of channel steel base 11, and jet hole is exposed.When nozzle prefabricated section 1 is dried with revolution When the dry rotation of machine 6 to upper end, nozzle plug 10 is fallen into nozzle slot mouth again under gravity, and nozzle 9 is closed.
Air supply system outside the rotary dryer 6 includes blower 5, air pipeline 4, and blower 5 is mounted on revolution On 6 outer wall of dryer, air pipeline 4 is looped around the outside of rotary dryer 6, connect with blower 5, and is connected by lateral Airflow channel 12 inside rotary dryer 6.
See Fig. 2, multiple rows of nozzle prefabricated section, Mei Yipai have been uniformly arranged on the inner wall of rotary dryer 6, on circumferencial direction Nozzle prefabricated section is to form (arranging in rotary dryer axial direction) by the connection arrangement of multiple nozzle prefabricated sections 1.It is dried with revolution Airflow channel 12 of the air pipeline 4 in the nozzle prefabricated section 1 on same periphery outside machine 6 passes through lateral and outside Air pipeline 4 be connected to, the nozzle prefabricated section 1 of axial connection arrangement is by socket joint channel steel 15 by two adjacent channel steel bases 11 Docking forms the airflow channel of continuous sealing so that the airflow channel 12 in each nozzle prefabricated section 1 is interconnected (see Fig. 4).
Nozzle prefabricated section 1 by the way that channel steel base 11 and 1 inner wall of rotary dryer are welded and fixed, nozzle prefabricated section 1 it Between be poured intermediate pouring belt 2.
A kind of stoving process of the air jet system of rotary dryer wall, specifically includes: being revolved in rotary dryer 6 During turning drying, divulged information by blower 5, air pipeline 4 to the airflow channel 12 inside rotary dryer 6, nozzle 9 exports Open and close and automatically controlled under the effect of gravity by internal nozzle plug 10 completely, when nozzle prefabricated section 1 is rotated with body To bottom, the outlet of 10 whereabouts nozzle 9 of nozzle plug is opened, and the high speed jet-stream wind 8 sprayed from nozzle 9 is in rotary dryer 6 Material 3 generates jet-action;8 high speed impact material of jet-stream wind, 3 stack layer, in change machine the motion morphology of powder wet stock and Stacking states make powder material partial suspended, come into full contact with hot-air in machine, improve the heat of powder material and gaseous state thermal medium Exchange rate;
When nozzle prefabricated section 1 is rotated with body to top, nozzle plug 10 falls to exporting at nozzle 9 and close, and high speed is avoided to spray Stream 8 of emanating forms interference air-flow out of rotary dryer 6 top penetrating machine.
Air supply system configures two Fans 5 (but being not limited to two), can be according to actual use feelings in production process Condition determines that two work at the same time or the working method of the using and the reserved, obtain optimal using effect.
Jet-stream wind 8 of the invention directly acts on 3 stack layer of material, and ejection efficiency is high, while will not dry to revolution The inner lining structure of machine 6 generates impact, will not influence the inner lining structure service life.The small, the operation is stable of set injection apparatus investment, operation at This is low, maintenance is simple.

Claims (3)

1. a kind of air jet system of rotary dryer wall, which is characterized in that including being fixed on rotary dryer inner wall Nozzle prefabricated section and the air supply system being arranged in outside rotary dryer, air supply system outside rotary dryer with The nozzle of rotary dryer inner nozzle prefabricated section is connected;
The nozzle prefabricated section includes channel steel base, prefabricated section, nozzle plug, and channel steel base connects by the way that anchoring piece and prefabricated section are fixed It connects, channel steel base is fixed on rotary dryer inner wall, and the space of channel steel base and the formation of rotary dryer inner wall constitutes air-flow Channel, airflow channel are connected with the air supply system outside rotary dryer, in channel steel base be equipped with nozzle, nozzle with The connection of rotary dryer inner cavity is placed with nozzle plug in nozzle interior, and nozzle plug is mobile in nozzle interior under gravity, Automatically control the closing and opening of jet expansion.
2. a kind of air jet system of rotary dryer wall according to claim 1, which is characterized in that the revolution is dried Air supply system outside dry machine includes blower, air pipeline, and assembling is on rotary dryer outer wall, air pipeline ring It is wound on the outside of rotary dryer, is connect with blower, and the airflow channel inside rotary dryer is connected by lateral.
3. a kind of stoving process of the air jet system of rotary dryer wall as described in claim 1, which is characterized in that tool Body includes: during rotary dryer carries out rotary furnace drying, by blower, air pipeline to the gas inside rotary dryer Circulation road ventilation, when nozzle prefabricated section is rotated with body to bottom, nozzle plug whereabouts jet expansion is opened, the height sprayed from nozzle Fast jet-stream wind generates jet-action to the material in rotary dryer;Jet-stream wind high speed impact material accumulation layer changes machine The motion morphology and stacking states of interior powder wet stock, make powder material partial suspended, come into full contact with hot-air in machine, improve The rate of heat exchange of powder material and gaseous state thermal medium;
When nozzle prefabricated section is rotated with body to top, jet expansion is closed in nozzle plug whereabouts, avoid high speed jet-stream wind from The top of rotary dryer, which sprays into machine, forms interference air-flow.
CN201610966518.XA 2016-11-01 2016-11-01 A kind of air jet system and technique of rotary dryer wall Active CN106403535B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610966518.XA CN106403535B (en) 2016-11-01 2016-11-01 A kind of air jet system and technique of rotary dryer wall

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610966518.XA CN106403535B (en) 2016-11-01 2016-11-01 A kind of air jet system and technique of rotary dryer wall

Publications (2)

Publication Number Publication Date
CN106403535A CN106403535A (en) 2017-02-15
CN106403535B true CN106403535B (en) 2018-12-11

Family

ID=58015084

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610966518.XA Active CN106403535B (en) 2016-11-01 2016-11-01 A kind of air jet system and technique of rotary dryer wall

Country Status (1)

Country Link
CN (1) CN106403535B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106904809B (en) * 2017-03-11 2020-11-10 佛山丰汇环保工程有限公司 Rotary drum dryer with high-pressure airflow sludge scattering device of jet bed
CN108613480B (en) * 2018-05-02 2021-01-19 亳州易泽信息科技有限公司 A consumptive material high efficiency drying device for 3D prints
CN108826888B (en) * 2018-08-01 2020-06-26 福州云睿自动化设备有限公司 Metal part drying-machine
CN109237873B (en) * 2018-08-30 2020-11-03 安徽瑞腾塑业有限公司 PVC processing aid drying-machine

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2119622U (en) * 1991-12-31 1992-10-21 宁光昌 Negative pressure hot air blow type cylinder drier
US5410819A (en) * 1994-03-18 1995-05-02 James River Paper Company, Inc. Mounting system for paper dryer nozzle box
JPH118219A (en) * 1997-06-17 1999-01-12 Ebara Corp Vacuum spin dryer
CN204665837U (en) * 2015-06-11 2015-09-23 郭亚华 A kind of particle fast-drying device
CN205214071U (en) * 2015-10-29 2016-05-11 耿马澜沧江茶业有限公司 Black tea drying -machine
CN205300159U (en) * 2015-11-26 2016-06-08 廖学华 Sweet potato sediment cylinder rapid dryer
CN206247782U (en) * 2016-11-01 2017-06-13 中冶焦耐(大连)工程技术有限公司 A kind of air jet system of rotary drying machine wall

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2119622U (en) * 1991-12-31 1992-10-21 宁光昌 Negative pressure hot air blow type cylinder drier
US5410819A (en) * 1994-03-18 1995-05-02 James River Paper Company, Inc. Mounting system for paper dryer nozzle box
JPH118219A (en) * 1997-06-17 1999-01-12 Ebara Corp Vacuum spin dryer
CN204665837U (en) * 2015-06-11 2015-09-23 郭亚华 A kind of particle fast-drying device
CN205214071U (en) * 2015-10-29 2016-05-11 耿马澜沧江茶业有限公司 Black tea drying -machine
CN205300159U (en) * 2015-11-26 2016-06-08 廖学华 Sweet potato sediment cylinder rapid dryer
CN206247782U (en) * 2016-11-01 2017-06-13 中冶焦耐(大连)工程技术有限公司 A kind of air jet system of rotary drying machine wall

Also Published As

Publication number Publication date
CN106403535A (en) 2017-02-15

Similar Documents

Publication Publication Date Title
CN106403535B (en) A kind of air jet system and technique of rotary dryer wall
CN206247782U (en) A kind of air jet system of rotary drying machine wall
CN203075912U (en) High pressure mixed flow type spray drying granulation tower
CN103604281A (en) Rotary drum dryer
CN103528344A (en) Material vibrating and drying equipment
CN203561149U (en) Vibrating drying device for materials
CN203704547U (en) Dryer
CN206700797U (en) A kind of daily use chemicals production atomization Granulating and Drying Apparatus for Wet Powder Body and Liquid
CN202032848U (en) Spray drying tower for pulverizing
CN208911472U (en) A kind of drilling fluid sealing agent production spray dryer
CN207556205U (en) Cyclone type plastic dryer
CN202041059U (en) Vertical type double-tube dryer
CN206138762U (en) Atomizer and spray -drying device
CN207113420U (en) One kind vortex drying tower
CN203489622U (en) Side air-out type distribution plate of fluidized bed dryer
CN204187945U (en) Reverse-flow pneumatic drier
CN204718360U (en) A kind of Double layer cone structure on Production of Ceramics spray tower
CN203429030U (en) Drying tower for treating sludge of adhesive short fiber
CN203935772U (en) A kind of FGD by spraying mist reaction tower with revolving heat pipe
CN107744886A (en) A kind of cyclone dust collectors
CN206951429U (en) A kind of efficient centrifugal machine drying structure
CN106813476A (en) A kind of three backhaul whizzers
CN207635722U (en) The inserted built-in fluidized bed spray dryer of microcapsule granulating system
CN212006448U (en) Powder drying device is used in carbon nanotube production
CN209108092U (en) It is a kind of for making the fluidized bed granulation seed-coating machine of lucidum spore powder

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
GR01 Patent grant