CN200979363Y - A multi-layer disc vertical drying and baking oven with electric heating - Google Patents

A multi-layer disc vertical drying and baking oven with electric heating Download PDF

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Publication number
CN200979363Y
CN200979363Y CN 200620200777 CN200620200777U CN200979363Y CN 200979363 Y CN200979363 Y CN 200979363Y CN 200620200777 CN200620200777 CN 200620200777 CN 200620200777 U CN200620200777 U CN 200620200777U CN 200979363 Y CN200979363 Y CN 200979363Y
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China
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roasting
heater
charging tray
disk
electrical heating
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Expired - Lifetime
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CN 200620200777
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Chinese (zh)
Inventor
张军
林榕伟
朱刚勇
王仲力
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Individual
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Individual
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Abstract

The utility model relates to a dryness roasting oven, in particular to the electrical heating multilayer disk vertical type dryness roasting oven, the device has a harsh demand to the temperature gradient, the detention time of the material is adjustable, the device is fit for the dryness roasting oven of the solid or the causticity material, the utility model comprises a oven body with a insulating course, a material outlet, a material inlet, an admitting port, a vent port, a principal axis, a roasting disk, a drag arm, a electric motor, a reducer and a heating plant, wherein the dryness roasting disk is from above to below disposed in inner wall of the oven body, the principal axis is disposed in the center of the oven body, the principal axis corresponding the roasting disk is disposed with the drag arm, the drag arm is disposed with rake teeth which is used in driven the material to move form above to the below, the bottom of the roasting disk is disposed with a heating plant which is used in roasting to the material, the inner side of the oven body is well-distributed admitting ports, the upper part is disposed with vent ports, the air can be interred according to the material and the temperature's demand, the air input can be adjusted. The utility model has the small occupy area, wide sphere of application, continuous to dryness roasting.

Description

The vertical drying and roasting stove of electrical heating multi-layer discs
Technical field
The utility model relates to the drying and roasting stove, refers in particular to thermograde to be required harsh, residence time of material is adjustable, is applicable to adopt the vertical drying and roasting stove of electrically heated multi-layer discs by the drying and roasting of solid or corrosivity material.
Background technology
At present, dry and roasting is the critical process of preparation of product process in the industries such as chemical industry, pharmacy, food.Part chemical products particularly, corrosivity is strong, has a large amount of organic matters to decompose volatilization in the drying and roasting process, and temperature control is strict, therefore to drying and roasting conditional request harshness.The roasting apparatus that is used for industries such as chemical industry, pharmacy, food at present mainly is a drum calciner, the shuttle kiln of mesh-belt kiln and intermittent operation etc.; Drying equipment mainly is drying box, paddle formula drying machine, vacuum rake dryer, rotary drum knot sheet drying machine, steam-tube rotatory dryer, Rotatingandflashstreamingdrier, pneumatic drier etc.The major defect of the said equipment is: 1) floor space is big; 2) be difficult to be suitable for the dry materials baked for producing process that corrosivity is strong, need gas shield; 3) heating and temperature control is relatively more difficult.Up to now, do not see the report of the vertical drying and roasting stove of electrical heating multi-layer discs as yet.
Summary of the invention
The purpose of this utility model is improved, is innovated at shortcoming that exists in the background technology and problem, provide a kind of large amount of organic that has been applicable to decompose volatilization, medium is corrosive, residence time of material is adjustable, can feed corresponding gas different drying and roasting atmospheres is provided, can control to adjust air demand, strict to temperature control, thermal efficiency height, dust is low, equipment investment is little, can the vertical drying and roasting stove of quantity-produced electrical heating multi-layer discs.
The technical solution of the utility model is: construct the vertical drying and roasting stove of a kind of electrical heating multi-layer discs, it comprises the body of heater of being with heat-insulation layer, material advances, outlet, advance, the gas outlet, main shaft, roasting disk, the rake arm, motor and decelerator, heater, wherein the inwall along body of heater is provided with the roasting disk from top to bottom, main shaft is arranged on center in the body of heater, the position of corresponding roasting disc surfaces is provided with the rake arm on main shaft, which is provided with rake teeth, is used to scrape material and moves to lower floor from the upper strata, the bottom of roasting disk is provided with heater, be used for material is carried out drying and roasting, furnace body inside is provided with equally distributed air inlet, and upper of furnace body is provided with the gas outlet.
The utility model is mainly used in the drying and roasting solid material, also can be used to the drying and roasting with the corrosion material; And can satisfy the dry materials roasting requirement condition of different temperatures, etching condition under by changing the disk of unlike material, especially can satisfy material and not contact dry materials roasting under the requirement with metal material; Needs provide the requirement of suitable atmosphere in the time of can also be according to the material roasting, feed corresponding gas to guarantee the drying and roasting effect, make that simultaneously temperature of charge is even in the stove, the waste gas that produces when taking away roasting.It is few that this equipment has floor space, applied widely, the advantage of energy continuous drying roasting.
Description of drawings
Fig. 1 is the utility model structural representation
Fig. 2 is admission line of the present utility model and outlet pipe schematic layout pattern
Among the figure: 1-motor and reductor, the 2-main shaft, 3-harrows arm, 4-gas outlet, charging tray in the 5-, 6-heater, 7-rake teeth, 8-body of heater, 9-air inlet, 10-material outlet, 11-material inlet, 12-thermocouple, the outer charging tray of 13-, 14-flange, the movable cleaning eye of 15-.
The specific embodiment
By Fig. 1,2 as can be known, the utility model comprises the body of heater 8 of being with heat-insulation layer, material advances, outlet 11,10, advance, gas outlet 9,4, main shaft 2, roasting disk, rake arm 3, motor and decelerator 1, heater 6, wherein the inwall along body of heater 8 is provided with the roasting disk from top to bottom, main shaft 2 is arranged on center in the body of heater 8, the position of corresponding roasting disc surfaces is provided with rake arm 3 on main shaft 2, which is provided with rake teeth 7, is used to scrape material and moves to lower floor from the upper strata, the bottom of roasting disk is provided with heater 6, be used for material is carried out drying and roasting, furnace body inside is provided with equally distributed air inlet 9, and upper of furnace body is provided with gas outlet 4.
Charging tray 5 and outer charging tray 13 in roasting disk described in the utility model is divided into, inside and outside charging tray divide two groups staggered up and down along inboard wall of furnace body, interior charging tray 5 next-door neighbour's main shafts 2, outer charging tray 13 and body of heater are connected to the sealing shape, make the roasting furnace air be the cross-flow state.Charging tray 5 and outer charging tray 13 can be obliquely installed a little to the discharging direction in described, perhaps do not tilt.Rake teeth 7 on the described rake arm 3 radially has an angle with body of heater, and the rake teeth 7 angle directions on the adjacent two layers charging tray are opposite, gradually opens in the shape of a spiral during the rake teeth rotation or abutment line form gradually, is used to pave, stir material, and promotes material and move to lower floor from the upper strata.Described roasting disk, rake arm 3 and rake teeth 7 can be selected ordinary carbon steel or stainless steel or carborundum or silicon nitride and composite material of silicon carbide or ceramic spraying material for use according to material properties and temperature needs.Described electric heater unit 6 can be resistance wire or Far-infrared Heating plate (rod) or Elema according to material properties and temperature needs.Described body of heater 8 inside wall are provided with the equally distributed air inlet 9 of at least two rows, and can be according to material properties and temperature requirements bubbling air or other gas, to form the needed atmosphere of dry materials roasting.Described body of heater 8 can adopt the metal furnaces body structure, or the refractory material structure of building by laying bricks or stones.
The process structure of the present utility model and the course of work:
Fig. 1 is the utility model cross-sectional view, and main shaft 2 tops are connected with motor and reductor 1, and runs through full machine from top to bottom, and the centre is provided with several layers drying and roasting charging tray.Furnace roof portion has material inlet 11, gas outlet 4, and the bottom has material outlet 10, and the furnace wall is provided with air inlet 9.Charging tray 5 and outer charging tray 13 in charging tray divides, the charging tray bottom is a heater 6.Charging tray is alternate inside and outside several is enclosed within on the main shaft 2, arranges from top to bottom.The spacing of interior charging tray 5 inner edges and main shaft 2 is bigger, is beneficial to that material moves down and gas communication, and its outer and body of heater 8 connect into the sealing shape; Outer charging tray 13 inner edges are then near main shaft 2, but do not contact, and the outer is then bigger with body of heater 8 spacings, are convenient to that material moves down and gas communication.Each charging tray is an individual components together with its casing that adheres to, and is connected by the flange on the casing outer wall 14 between each separate part, is convenient to install, operate, and can be made into the different numbers of plies as required.Select suitable rotating speed according to the needed drying and roasting condition of material, different number of plies charging trays are set.
Rake arm 3 is installed in height suitable on charging tray, on the rake arm rake teeth 7 is installed.Rake teeth angle direction on the adjacent two layers charging tray is opposite, and abutment line form gradually in the shape of a spiral during the rotation of rake teeth on the interior charging tray promotes material and moves to the center during rotation; Involute form in the shape of a spiral during the rotation of rake teeth on the outer charging tray promotes material outwards along moving during rotation, pave, stir material simultaneously.
During production, open motor, drive motor and reductor 1 work, main shaft 2 rotates, and drives the rake arm 3 that is installed on the main shaft 2 and rotates, and material evenly adds continuously from material inlet 11, rake teeth 7 one sides on the rake arm 3 constantly disperse material, wipe off, make it to stir, be heated evenly, promote material on the other hand and transfer downwards.Because gradually close shape in the shape of a spiral during rake teeth 7 rotations on the interior charging tray 5, material is inwardly transferred, when exceeding the charging tray inner edge, promptly fall into down in the outer charging tray of one deck; Open form gradually in the shape of a spiral during rake teeth 7 rotation on the outer charging tray 13, material is transferred by extroversion, when surpassing the charging tray outer, promptly falls into down in the interior charging tray of one deck.The rest may be inferred, and material is transplanted on the bottom charging tray from level to level, through material outlet 10 outputs.
Heater 6 is positioned under the charging tray, thermocouple 12 is set to measure and control material sintering temperature on the charging tray.The waste gas that volatilizes during drying and roasting is discharged with gas cross-flow on charging tray of air inlet 9 suction.
Embodiment described in the utility model only is the description that preferred implementation of the present utility model is carried out; be not that the utility model design and scope are limited; do not breaking away under the preceding topic of the utility model design philosophy; engineers and technicians make the technical solution of the utility model in this area various modification and improvement; all should fall into protection domain of the present utility model; the technology contents that the utility model is asked for protection all is documented in claims.

Claims (8)

1. vertical drying and roasting stove of electrical heating multi-layer discs, it is characterized in that comprising the body of heater (8) of being with heat-insulation layer, material advances, outlet (11,10), advance, gas outlet (9,4), main shaft (2), the roasting disk, rake arm (3), motor and decelerator (1), heater (6), wherein the inwall along body of heater (8) is provided with the roasting disk from top to bottom, main shaft (2) is arranged on the interior center of body of heater (8), the position of going up corresponding roasting disc surfaces at main shaft (2) is provided with rake arm (3), which is provided with rake teeth (7), is used to scrape material and moves to lower floor from the upper strata, the bottom of roasting disk is provided with heater (6), be used for material is carried out drying and roasting, furnace body inside is provided with equally distributed air inlet (9), and upper of furnace body is provided with gas outlet (4).
2. the vertical drying and roasting stove of electrical heating multi-layer discs according to claim 1, it is characterized in that described roasting disk is divided into interior charging tray (5) and outer charging tray (13), inside and outside charging tray divide two groups staggered up and down along inboard wall of furnace body, interior charging tray (5) next-door neighbour main shaft (2), outer charging tray (13) is connected to the sealing shape with body of heater, makes the roasting furnace air be the cross-flow state.
3. the vertical drying and roasting stove of electrical heating multi-layer discs according to claim 2 is characterized in that described interior charging tray (5) and outer charging tray (13) can be obliquely installed a little to the discharging direction, perhaps do not tilt.
4. the vertical drying and roasting stove of electrical heating multi-layer discs according to claim 1, it is characterized in that the rake teeth (7) on the described rake arm (3) radially has an angle with body of heater, rake teeth on the adjacent two layers charging tray (7) angle direction is opposite, the rake teeth rotation time is gradually opened or abutment line form gradually in the shape of a spiral, be used to pave, stir material, and the promotion material moves to lower floor from the upper strata.
5. the vertical drying and roasting stove of electrical heating multi-layer discs according to claim 1 is characterized in that described roasting disk, rake arm (3) and rake teeth (7) can select ordinary carbon steel or stainless steel or carborundum or silicon nitride and composite material of silicon carbide or ceramic spraying material for use according to material properties and temperature needs.
6. the vertical drying and roasting stove of electrical heating multi-layer discs according to claim 1 is characterized in that described electric heater unit (6) can be resistance wire or Far-infrared Heating plate (rod) or Elema according to material properties and temperature needs.
7. the vertical drying and roasting stove of electrical heating multi-layer discs according to claim 1, it is characterized in that described body of heater (8) inside wall is provided with at least two row's equally distributed air inlets (9), and can be according to material properties and temperature requirements bubbling air, to form the needed atmosphere of dry materials roasting.
8. the vertical drying and roasting stove of electrical heating multi-layer discs according to claim 1 is characterized in that described body of heater (8) can adopt the metal furnaces body structure, or the refractory material structure of building by laying bricks or stones.
CN 200620200777 2006-09-14 2006-09-14 A multi-layer disc vertical drying and baking oven with electric heating Expired - Lifetime CN200979363Y (en)

Priority Applications (1)

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CN 200620200777 CN200979363Y (en) 2006-09-14 2006-09-14 A multi-layer disc vertical drying and baking oven with electric heating

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Application Number Priority Date Filing Date Title
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102135376A (en) * 2010-01-26 2011-07-27 蒋明学 Stepped furnace
CN102605171A (en) * 2012-03-13 2012-07-25 彭武星 Decarbonizing and roasting device for refining vanadium pentoxide
CN104397157A (en) * 2014-12-23 2015-03-11 齐鲁工业大学 Automatic airing system for grains
CN106174398A (en) * 2016-08-30 2016-12-07 兴化格林生物制品有限公司 The drier of stevioside fruit powder
CN106705647A (en) * 2016-11-23 2017-05-24 高州市兆翔新材料有限公司 Kaolin calcining furnace with control cable
CN106705668A (en) * 2016-11-23 2017-05-24 高州市兆翔新材料有限公司 Kaolin calcining furnace with circuit break warning device
CN108779397A (en) * 2016-02-05 2018-11-09 考克利尔维修工程 The multi rack stove used under low temperature
CN109081548A (en) * 2018-08-24 2018-12-25 北京水木益华环保科技有限公司 A kind of low temperature eddy flow turntable material desiccation machine
CN111879111A (en) * 2020-08-03 2020-11-03 天华化工机械及自动化研究设计院有限公司 Inner disc rotating type vertical roasting furnace with pressure
CN114485173A (en) * 2022-01-26 2022-05-13 郑州大学 Multi-hearth furnace and method

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102135376A (en) * 2010-01-26 2011-07-27 蒋明学 Stepped furnace
CN102605171A (en) * 2012-03-13 2012-07-25 彭武星 Decarbonizing and roasting device for refining vanadium pentoxide
CN104397157B (en) * 2014-12-23 2017-07-14 齐鲁工业大学 A kind of grain dries system automatically
CN104397157A (en) * 2014-12-23 2015-03-11 齐鲁工业大学 Automatic airing system for grains
CN108779397B (en) * 2016-02-05 2020-10-23 考克利尔维修工程 Multi-frame furnace used at low temperature
CN108779397A (en) * 2016-02-05 2018-11-09 考克利尔维修工程 The multi rack stove used under low temperature
CN106174398A (en) * 2016-08-30 2016-12-07 兴化格林生物制品有限公司 The drier of stevioside fruit powder
CN106705668A (en) * 2016-11-23 2017-05-24 高州市兆翔新材料有限公司 Kaolin calcining furnace with circuit break warning device
CN106705647B (en) * 2016-11-23 2019-03-29 高州市兆翔新材料有限公司 Kaolin calcined furnace with control cable
CN106705668B (en) * 2016-11-23 2019-03-29 高州市兆翔新材料有限公司 Kaolin calcined furnace with wire break alarm device
CN106705647A (en) * 2016-11-23 2017-05-24 高州市兆翔新材料有限公司 Kaolin calcining furnace with control cable
CN109081548A (en) * 2018-08-24 2018-12-25 北京水木益华环保科技有限公司 A kind of low temperature eddy flow turntable material desiccation machine
CN111879111A (en) * 2020-08-03 2020-11-03 天华化工机械及自动化研究设计院有限公司 Inner disc rotating type vertical roasting furnace with pressure
CN114485173A (en) * 2022-01-26 2022-05-13 郑州大学 Multi-hearth furnace and method
CN114485173B (en) * 2022-01-26 2024-01-19 郑州大学 Multi-hearth furnace and method

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Granted publication date: 20071121

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