CN202420127U - Microwave-steam hybrid heated roller drying kiln - Google Patents
Microwave-steam hybrid heated roller drying kiln Download PDFInfo
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- CN202420127U CN202420127U CN2011205379726U CN201120537972U CN202420127U CN 202420127 U CN202420127 U CN 202420127U CN 2011205379726 U CN2011205379726 U CN 2011205379726U CN 201120537972 U CN201120537972 U CN 201120537972U CN 202420127 U CN202420127 U CN 202420127U
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- steam
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Abstract
The utility model discloses a microwave-steam hybrid heated roller drying kiln which comprises a roller way and a roller way drive system (18) thereof, wherein the roller way is arranged on a rack, a kiln-inlet microwave inhibition section (1), a dehumidified-section furnace body (2), a steam-heated-section furnace body (3), a steam-microwave hybrid heated and dried section furnace body (4), a microwave heated and dried section furnace body (5), a cooling-section furnace body (6), a heat-drawn-section furnace body (7) and a kiln-outlet microwave inhibition section (8) which are sequentially butt-jointed are arranged in a part (at which the roller way is arranged) on the rack, the dehumidified-section furnace body (2) and the steam-heated-section furnace body (3) are butt-jointed with a dehumidified exhaust system (10), and the heat-drawn-section furnace body (7) is butt-jointed with a heat-drawn exhaust system (12). According to the utility model, through using the hybrid heating of microwave and steam, the advantages of microwave heating and steam heating are integrated, and based on the advantages of microwave-steam hybrid heating, the roller drying kiln disclosed by the utility model is a microwave-steam hybrid heated roller drying kiln which is low in heating temperature, rapid in response speed, high in quality of processed materials, high in heating matching performance, energy-saving, emission-reducing, and high in energy efficiency.
Description
Technical field
The utility model relates to a kind of dry kiln, particularly relates to a kind of microwave, vapor mixing heating roller-way dry kiln.
Background technology
The roller-way dry kiln is the large-scale dry kiln of the continuous discharging of a kind of continuous feed, and production efficiency is high, is widely used in the dry kiln of industries such as pottery, chemical industry, metallurgy, battery material.Present mode of heating is resistance heated, combustion gas heating, fuel Heating, using residual heat from kiln furnace and five kinds of modes of heating using microwave.Traditional roller-way dry kiln, generally than higher, reaction speed is slow for baking temperature, and the quality of dry back material is low; Dry heat temperature to material is high, and rate of drying is slow.Heating using microwave is different on the mechanism of action with traditional heating mode, in experiment, same material is heated comparison, utilizes the baking temperature of heating using microwave material generally low than traditional heating, and reaction speed is fast, and the quality of dry back material is high.
The utility model content
The utility model technical problem to be solved provide a kind of when the material moisture that is dried big (＞15%) baking temperature low, rate of drying is fast, handles material quality is high, energy consumption is low microwave, vapor mixing heating roller-way dry kiln.
In order to solve the problems of the technologies described above; A kind of microwave that the utility model is taked, vapor mixing heating roller-way dry kiln; Comprise rack-mounted roller-way and roller-way transmission system thereof; Be equipped with on described frame that described roller-way is in wherein and successively butt joint advance the kiln microwave suppress section, dehumidifier section body of heater, Steam Heating heat up section body of heater, steam Microwave Hybrid Heating dryer section body of heater, micro-wave drying section body of heater, a cooling section body of heater, take out hot arc body of heater and kiln discharge microwave and suppress section; Described dehumidifier section body of heater and described Steam Heating heat up the section body of heater to being connected to the dehumidifier exhaust system; The described hot arc body of heater of taking out is taken out the hot type wind system to being connected to; A described Steam Heating intensification section body of heater, steam Microwave Hybrid Heating dryer section body of heater and micro-wave drying section body of heater are provided with temp testing controlling system; A described Steam Heating intensification section body of heater is on described frame, to be provided with a heating steam heat-exchanger rig to the corresponding heating of described roller-way; Described steam Microwave Hybrid Heating dryer section body of heater is on described frame, to be provided with microwave energy feedthrough system and heating steam heat-exchanger rig to the corresponding heating of described roller-way, and described micro-wave drying section body of heater is on described frame, to be provided with a microwave energy feedthrough system to the corresponding heating of described roller-way, and each parts junction of whole kiln is equipped with microwave sealing means.
The bottom of described dehumidifier section body of heater is provided with the heating steam heat-exchanger rig.
The structure of described heating steam heat-exchanger rig is that the hot-blast outlet of vapor heat exchanger docks with described roller-way, and the cold air inlet of described vapor heat exchanger is to being connected to air feed system.
Described microwave energy feedthrough system adopts the microwave leaky antenna, and described microwave leaky antenna is corresponding interlaced arrangement in the body of heater both sides.
Be provided with the microwave leakage online detection alarm device that exceeds standard on the kilneye in turnover.
The microwave sealing means of described roller-way transmission system is on body of heater, to be provided with the cut-off waveguide that entangles roller-way.
Described microwave sealing means is that a cover micro-wave screening sealing ring is installed between the adpting flange face of body of heater and body of heater.
Described dehumidifier exhaust system and the described microwave sealing means of taking out the hot type wind system are on described dehumidifier exhaust system and described is taken out the weep hole of fan housing inner furnace body of hot type wind system, to be provided with a plurality of cut-off waveguides arranged side by side.
Describedly advance the kiln microwave to suppress section be in body of heater, to be provided with microwave inhibition sheet with the structure that described kiln discharge microwave suppresses section.
The cooling water system of described microwave energy feedthrough system is that the entrance point of magnetron is connected with the water inlet person in charge with supply-water pump through the water inlet branch road; The port of export of described magnetron is responsible for backwater with back water pump through the backwater branch road and is connected, and described backwater is responsible for and is connected with cooling tower.
Adopt microwave, the vapor mixing heating roller-way dry kiln of technique scheme; At Steam Heating and micro-wave screening technical elements; The one, adopt Steam Heating, steam Microwave Hybrid Heating, heating using microwave segmentation to carry out; Low temperature is main with Steam Heating in kiln, makes kiln and drying of materials to uniform temperature, and heating using microwave and Steam Heating are carried out simultaneously in a kiln.The 2nd, Steam Heating adopts vapor heat exchanger, and air feed system is arranged at the vapor heat exchanger bottom.Be provided with the microwave restraining device at roller-way dry kiln import and export; Two stomidiums that live-roller gear passes body of heater are designed with special-purpose microwave sealing means; Body of heater and body of heater junction, body of heater and bell junction all are designed with microwave seal spare; Hydrofuge, take out heat aspirating hole, air feed in the body of heater and all be designed with microwave sealing means from the outside, the microwave sealing means of temperature thermocouple and body of heater junction and the shielding of thermocouple temperature measurement.Aspect the microwave energy feed-in, multimode cavity microwave energy feed-in mouth is set, take leaky antenna feed-in microwave energy.The magnetron type of cooling is taked water-cooling pattern, and water cooling system adopts water inlet back water discharge technology earlier, makes the each point cooling water pressure balanced, and main water return tube adopts zero-pressure backwater or negative pressure backwater.Aspect control, through temperature controller and PLC, the microwave energy feed-in of control microwave source automatically on the temperature curve of setting, the automatic overtemperature alarm of magnetron water-cooled.Aspect safe handling, be provided with the microwave leakage online detection alarm device that exceeds standard at the turnover kilneye.
The utility model adopts microwave, Steam Heating to combine the advantage of Steam Heating and heating using microwave; Overcome their shortcomings separately,, taken out of through the moisture that microwave is inner with dried material based on the advantage of microwave, vapor mixing heating; Utilizing vapor heat exchanger to produce hot blast takes away the moisture on material surface quickly; Thereby shortened drying time greatly, can also utilize original workshop more than steam and kiln excess energy, avoid utilizing the high shortcoming of pure microwave dryer one-time investment; Improved production efficiency; The utility model is that a kind of heating-up temperature is low, and reaction speed is fast, handles that material quality is high, heating matching performance height, energy-saving and emission-reduction, microwave, vapor mixing that energy efficiency is high heat the roller-way dry kiln.
Description of drawings
Fig. 1 is the utility model structural front view.
Fig. 2 is the utility model structure vertical view.
Fig. 3 is the steam heater structural representation.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further detailed explanation.
Referring to Fig. 1, Fig. 2 and Fig. 3; Roller-way and roller-way transmission system 18 thereof are installed on frame; The kiln microwave that advances that roller-way is in wherein and dock successively is installed on frame to be suppressed section 1, dehumidifier section body of heater 2, Steam Heating intensification section body of heater 3, steam Microwave Hybrid Heating dryer section body of heater 4, micro-wave drying section body of heater 5, a cooling section body of heater 6, takes out hot arc body of heater 7 and kiln discharge microwave inhibition section 8; Dehumidifier section body of heater 2 is connected to dehumidifier exhaust system 10 with 3 pairs of bodies of heater of Steam Heating intensification section; Taking out 7 pairs of hot arc bodies of heater is connected to and takes out hot type wind system 12; Taking out hot type wind system 12 is installed on the fan platform 13; A Steam Heating intensification section body of heater 3, steam Microwave Hybrid Heating dryer section body of heater 4 and micro-wave drying section body of heater 5 are provided with temp testing controlling system 16, and a Steam Heating intensification section body of heater 3 is on frame, to be provided with a heating steam heat-exchanger rig to heat roller-way is corresponding, and steam Microwave Hybrid Heating dryer section body of heater 4 is on frame, to be provided with microwave energy feedthrough system 23 with the heating steam heat-exchanger rig roller-way correspondence to be heated; Micro-wave drying section body of heater 5 is on frame, to be provided with the corresponding heating of 23 pairs of roller-ways of a microwave energy feedthrough system; Microwave energy feedthrough system 23 is connected with microwave control system 17, and each parts junction of whole kiln is equipped with microwave sealing means, and frame is provided with electric-control system 22.
The bottom of dehumidifier section body of heater 2 is provided with the heating steam heat-exchanger rig.
The structure of heating steam heat-exchanger rig is that the hot-blast outlet of vapor heat exchanger 19 docks with roller-way, and the cold air inlet of vapor heat exchanger 19 is to being connected to air feed system 20, and vapor heat exchanger 19 adopts blower fan air blast in body of heater, can realize that material presses the technological requirement heating.。
Microwave energy feedthrough system 23 adopts microwave leaky antenna 21, and microwave leaky antenna 21 is corresponding interlaced arrangement in the body of heater both sides.
Suppress to be provided with on the kilneye that section 1 and kiln discharge microwave suppress section 8 the microwave leakage online detection alarm device that exceeds standard advancing the kiln microwave.Reveal when exceeding standard at microwave, the microwave leakage online detection alarm device that exceeds standard is reported to the police, and reminds operating personnel to remove fault, the protection personal safety.
Advance the kiln microwave and suppress section 1 and kiln discharge microwave to suppress section 8 different with conventional electric (combustion gas, fuel oil) kiln, their main effect is the into microwave inhibition of kiln end and kiln discharge end.Prevent that microwave from leaking at the charging aperture and the discharging opening of kiln.Advancing kiln microwave inhibition section 1 is in body of heater, to be provided with multi-disc microwave inhibition sheet with the structure that the kiln discharge microwave suppresses section 8, and microwave suppresses spacing L=λ/4+n λ/2mm (n=0,1,2,3 between the sheet ...), λ is the wavelength that needs the microwave of inhibition.
The cooling water system 14 of microwave energy feedthrough system 23 is that the entrance point of magnetron is connected with the water inlet person in charge with supply-water pump through the water inlet branch road; The port of export of magnetron is responsible for backwater with back water pump through the backwater branch road and is connected; Backwater is responsible for and is connected with cooling tower, and 14 pairs of cooling water systems are connected to drainage system 15.
The microwave sealing means of roller-way transmission system 18 is on body of heater, to be provided with the cut-off waveguide that entangles roller-way.Roller-way transmission system 18 realizes synchronous variable-speed by a plurality of motors of Frequency Converter Control, and the material of roller-way must be complementary with cut-off waveguide.Between the adpting flange face of body of heater and body of heater the micro-wave screening sealing ring is installed, a cover conductive seal circle is installed between the flange face of body of heater and bell.
Steam Heating heat up a section body of heater be to material by technological requirement by Steam Heating to the material heating that heats up.Steam Heating heat up control by Pressure gauge, diffuse valve, thermocouple, temperature controller, PLC etc. and form, temperature reaches technological requirement when making material through the Steam Heating section.
The weep hole of dehumidifier exhaust system 10 is designed to adjustable, and wet-emitting blower adopts frequency control.
Micro-wave drying section body of heater 5 is that material carries out dry process under the temperature of technological requirement.
The temperature thermocouple of temp testing controlling system 16 adopts armoured thermocouple.
The power supply of microwave control system 17 separates power supply with the power supply of the power supply of microwave source with isolating transformer.Control line and motor cable are walked the cable crane span structure respectively.
Claims (10)
1. a microwave, vapor mixing heat the roller-way dry kiln; Comprise rack-mounted roller-way and roller-way transmission system (18) thereof; It is characterized in that: the kiln microwave that advances that described roller-way is in wherein and dock successively is installed on described frame suppresses section (1), a dehumidifier section body of heater (2), Steam Heating intensification section body of heater (3), steam Microwave Hybrid Heating dryer section body of heater (4), micro-wave drying section body of heater (5), a cooling section body of heater (6), take out hot arc body of heater (7) and kiln discharge microwave inhibition section (8); Described dehumidifier section body of heater (2) and described Steam Heating heat up section body of heater (3) to being connected to dehumidifier exhaust system (10); The described hot arc body of heater (7) of taking out is taken out hot type wind system (12) to being connected to; A described Steam Heating intensification section body of heater (3), steam Microwave Hybrid Heating dryer section body of heater (4) and micro-wave drying section body of heater (5) are provided with temp testing controlling system (16); A described Steam Heating intensification section body of heater (3) is on described frame, to be provided with a heating steam heat-exchanger rig to the corresponding heating of described roller-way; Described steam Microwave Hybrid Heating dryer section body of heater (4) is on described frame, to be provided with microwave energy feedthrough system (23) and heating steam heat-exchanger rig to the corresponding heating of described roller-way; Described micro-wave drying section body of heater (5) is on described frame, to be provided with a microwave energy feedthrough system (23) to the corresponding heating of described roller-way, and each parts junction of whole kiln is equipped with microwave sealing means.
2. microwave according to claim 1, vapor mixing heating roller-way dry kiln, it is characterized in that: the bottom of described dehumidifier section body of heater (2) is provided with the heating steam heat-exchanger rig.
3. microwave according to claim 1 and 2, vapor mixing heating roller-way dry kiln; It is characterized in that: the structure of described heating steam heat-exchanger rig is that the hot-blast outlet of vapor heat exchanger (19) docks with described roller-way, and the cold air inlet of described vapor heat exchanger (19) is to being connected to air feed system (20).
4. microwave according to claim 1 and 2, vapor mixing heating roller-way dry kiln, it is characterized in that: described microwave energy feedthrough system (23) adopts the microwave leaky antenna, and described microwave leaky antenna is corresponding interlaced arrangement in the body of heater both sides.
5. microwave according to claim 1 and 2, vapor mixing heating roller-way dry kiln is characterized in that: on the turnover kilneye, be provided with the microwave leakage online detection alarm device that exceeds standard.
6. microwave according to claim 1, vapor mixing heating roller-way dry kiln, it is characterized in that: the microwave sealing means of described roller-way transmission system (18) is on body of heater, to be provided with the cut-off waveguide that entangles roller-way.
7. microwave according to claim 1 and 2, vapor mixing heating roller-way dry kiln is characterized in that: described microwave sealing means is that a cover micro-wave screening sealing ring is installed between the adpting flange face of body of heater and body of heater.
8. microwave according to claim 1 and 2, vapor mixing heating roller-way dry kiln is characterized in that: described dehumidifier exhaust system (10) and the described microwave sealing means of taking out hot type wind system (12) are on described dehumidifier exhaust system (10) and described is taken out the weep hole of fan housing inner furnace body of hot type wind system (12), to be provided with a plurality of cut-off waveguides arranged side by side.
9. microwave according to claim 1 and 2, vapor mixing heating roller-way dry kiln is characterized in that: describedly advance the kiln microwave to suppress section (1) be in body of heater, to be provided with microwave inhibition sheet with the structure that described kiln discharge microwave suppresses section (8).
10. microwave according to claim 1 and 2, vapor mixing heating roller-way dry kiln; It is characterized in that: the cooling water system (14) of described microwave energy feedthrough system (23) is that the entrance point of magnetron is connected with the water inlet person in charge with supply-water pump through the water inlet branch road; The port of export of described magnetron is responsible for backwater with back water pump through the backwater branch road and is connected, and described backwater is responsible for and is connected with cooling tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205379726U CN202420127U (en) | 2011-12-20 | 2011-12-20 | Microwave-steam hybrid heated roller drying kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205379726U CN202420127U (en) | 2011-12-20 | 2011-12-20 | Microwave-steam hybrid heated roller drying kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202420127U true CN202420127U (en) | 2012-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205379726U Withdrawn - After Issue CN202420127U (en) | 2011-12-20 | 2011-12-20 | Microwave-steam hybrid heated roller drying kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202420127U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102419075A (en) * | 2011-12-20 | 2012-04-18 | 湖南省中晟热能科技有限公司 | Microwave and steam hybrid heating roller table drying kiln |
| CN103105060A (en) * | 2013-02-01 | 2013-05-15 | 湖南省中晟热能科技有限公司 | Pushed slab kiln fired synthetically by vanadium nitride microwave and electric hybrid heating |
-
2011
- 2011-12-20 CN CN2011205379726U patent/CN202420127U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102419075A (en) * | 2011-12-20 | 2012-04-18 | 湖南省中晟热能科技有限公司 | Microwave and steam hybrid heating roller table drying kiln |
| CN102419075B (en) * | 2011-12-20 | 2013-12-11 | 湖南省中晟热能科技有限公司 | Microwave and steam hybrid heating roller table drying kiln |
| CN103105060A (en) * | 2013-02-01 | 2013-05-15 | 湖南省中晟热能科技有限公司 | Pushed slab kiln fired synthetically by vanadium nitride microwave and electric hybrid heating |
| CN103105060B (en) * | 2013-02-01 | 2014-10-01 | 湖南省中晟热能科技有限公司 | Pushed slab kiln fired synthetically by vanadium nitride microwave and electric hybrid heating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120905 Effective date of abandoning: 20131211 |
|
| RGAV | Abandon patent right to avoid regrant |