CN204329589U - A kind of continuous-type microwave electricity Hybrid Heating household china calcining kiln - Google Patents
A kind of continuous-type microwave electricity Hybrid Heating household china calcining kiln Download PDFInfo
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- CN204329589U CN204329589U CN201420775421.7U CN201420775421U CN204329589U CN 204329589 U CN204329589 U CN 204329589U CN 201420775421 U CN201420775421 U CN 201420775421U CN 204329589 U CN204329589 U CN 204329589U
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Abstract
The utility model relates to domestic ceramics calcining kiln aspect technical field, this continuous-type microwave electricity Hybrid Heating household china calcining kiln, comprise intensification section body of heater, soaking zone body of heater, cooling section body of heater, dehumidifier exhaust system, cooling, air discharging system, temp testing controlling system, ceramic beaverboard and roller rod transmission system, described intensification section body of heater is electrical heating intensification section body of heater, described soaking zone body of heater is that microwave adds leaky antenna soaking zone body of heater, the microwave energy feedthrough system that described electrical heating intensification section body of heater and described microwave add leaky antenna soaking zone body of heater is connected with microwave control system, the entrance point of described electrical heating intensification section body of heater suppresses door to being connected to into kiln microwave, the port of export of described cooling section body of heater suppresses door to being connected to kiln discharge microwave, the all parts junction of whole kiln is equipped with microwave sealing means.A kind of heating-up temperature is low, and speed of burning till is fast, the continuous-type microwave electricity Hybrid Heating household china calcining kiln that product quality is high.
Description
Technical field
The utility model relates to domestic ceramics calcining kiln aspect technical field.
Background technology
Continuous-type microwave, electric Hybrid Heating calcining kiln are a kind of large-scale kilns of continuous feed continuous discharge, and production efficiency is high, are widely used in drying and the sintering of the industries such as pottery, metallurgy, battery material.Present mode of heating is resistance heated, gas heating, fuel Heating three kinds of modes.The structure of traditional continous way kiln is: the intensification section body of heater and soaking zone body of heater, cooling section body of heater, dehumidifier exhaust system, cooling, air discharging system, temp testing controlling system, heat-insulation system and the transmission system that comprise resistance heated, gas heating or fuel Heating composition, adopt intensification section body of heater and the soaking zone body of heater of resistance heated, gas heating or fuel Heating composition, resistance heated, gas heating or fuel Heating heat material, sintering temperature is general higher, speed of burning till is slow, and after sintering, the quality of material is low; High to the dry heat temperature of material, rate of drying is slow.
Utility model content
It is low that technical problem to be solved in the utility model is to provide a kind of heating-up temperature, and speed of burning till is fast, the continuous-type microwave electricity Hybrid Heating household china calcining kiln that product quality is high.
In order to solve the problems of the technologies described above, the continuous-type microwave electricity Hybrid Heating household china calcining kiln that the utility model provides, comprise intensification section body of heater, soaking zone body of heater, cooling section body of heater, dehumidifier exhaust system, cooling, air discharging system, temp testing controlling system, ceramic beaverboard and roller rod transmission system, described intensification section body of heater is electrical heating intensification section body of heater, described soaking zone body of heater is that microwave adds leaky antenna soaking zone body of heater, the microwave energy feedthrough system that described electrical heating intensification section body of heater and described microwave add leaky antenna soaking zone body of heater is connected with microwave control system, the entrance point of described electrical heating intensification section body of heater suppresses door to being connected to into kiln microwave, the port of export of described cooling section body of heater suppresses door to being connected to kiln discharge microwave, the all parts junction of whole kiln is equipped with microwave sealing means.
The microwave energy feedthrough system of described electrical heating intensification section body of heater and described microwave soaking zone body of heater all adopts microwave leaky antenna, and described microwave leaky antenna is corresponding interlaced arrangement in body of heater both sides.
The structure that temperature field in described electrical heating intensification section body of heater and described microwave soaking zone body of heater adopts is: in body of heater, be provided with lead-in, be provided with ceramic wool insulation plate at the inwall of described body of heater, described ceramic wool insulation plate is provided with ceramic top plate and ceramic side plate, the first ceramic lead-in and the second ceramic lead-in.
Turnover kilneye is provided with microwave leakage to exceed standard on-line checkingi warning device.
The microwave sealing means of described roller rod transmission system is on body of heater, be provided with the first cut-off waveguide entangling roller rod.
Described microwave sealing means is between body of heater and the connecting flange faces of body of heater, be provided with a set of conductive seal circle, between the flange face and bell of body of heater, be provided with a set of conductive seal circle.
The microwave sealing means of described dehumidifier exhaust system and described cooling, air discharging system be body of heater in the fan housing of described dehumidifier exhaust system and described cooling, air discharging system weep hole on be provided with multiple the second cut-off waveguide side by side.
The described kiln microwave that enters suppresses section and described kiln discharge microwave to suppress the structure of section to be in body of heater, be provided with microwave suppress sheet.
The cooling system of described microwave energy feedthrough system is that the entrance point of magnetron to be responsible for water inlet by water inlet branch road and supply-water pump and to be connected, the port of export of described magnetron to be responsible for backwater by backwater branch road and back water pump and to be connected, and described backwater is responsible for and is connected with cooling tower.
Adopt the micro-wave roller kiln of technique scheme, preventing in microwave leakage, special import and export microwave restraining device is provided with at roller kilns import and export, transmission club is designed with special microwave sealing means through two stomidiums of body of heater, body of heater and body of heater junction, body of heater and bell junction are all designed with microwave seal part, hydrofuge is all designed with microwave sealing means to from the outside logical cooling air hole in stove from aspirating hole, cooling in body of heater, the microwave sealing means of temperature thermocouple and body of heater junction and the shielding of thermocouple temperature measurement, not by the interference of microwave field.In microwave energy feed-in, for making microwave field be evenly distributed in body of heater, according to the characteristic of microwave, multimode cavity microwave energy feed-in mouth being set, taking leaky antenna feed-in microwave energy.In body of heater in uniform temperature fields, insulation material adopts highly purified warming plate, and the inner chamber that stove inside thermal conservation material is formed is provided with refractory material.Magnetron adopts water-cooling pattern, and water cooling system adopts the rear water discharge technology of first water inlet, and make each point cooling water pressure balanced, main water return tube adopts zero-pressure backwater or negative pressure backwater.In control, by temperature controller and PLC, the temperature curve of setting controls the microwave energy feed-in of microwave source automatically, the automatic overtemperature alarm of magnetron water cooling.In safe handling, be provided with microwave leakage at turnover kilneye and exceed standard on-line checkingi warning device, the safety of protection user.
Entering kiln microwave suppresses section and kiln discharge microwave to suppress section, makes microwave attenuation to meeting national standard.
The weep hole of described dehumidifier exhaust system and described cooling, air discharging system is provided with multitube the second cut-off waveguide arranged side by side, and the length of the second cut-off waveguide gets 1.2 times of cut-off waveguide length, and the quantity of pipe and diameter determine according to hydrofuge amount.
The temperature thermocouple of temp testing controlling system is connected with body of heater and adopts fine thread, and screw thread should have enough length, and temperature thermocouple is contacted well with body of heater.
The temperature thermocouple of temp testing controlling system adopts armouring, is stainless steel armouring during low temperature.High temperature adopts silicon molybdenum armouring, and the inside thermometric is double platinum rhodium platinum.
The magnetron water cooling of the cooling system of described microwave energy feedthrough system adopts principle first-in last-out, makes CWR road pressure be zero or for negative pressure.Magnetron cooling water arranges water temperature overtemperature alarm, and automatically closes the microwave source of cooling water overtemperature.
Temperature controller, PLC, touch-screen are formed microwave source open and close control, stablize furnace chamber temperature curve.
Adopt the power supply of isolating transformer isolated controlling components and parts.
Be provided with microwave leakage at turnover kilneye to exceed standard on-line checkingi warning device, microwave leakage, once exceed standard, just gives the alarm, and alert is fixed a breakdown.
The utility model utilizes microwave, electric Hybrid Heating to replace traditional resistor heating, gas heating, the continuous-type microwave of fuel Heating, electric Hybrid Heating household china calcining kiln.Microwave, electric Hybrid Heating, from three kinds of traditional heating mode are different in the mechanism of action above, carried out heating to same material and are compared, utilize the sintering temperature of microwave heatable material lower than traditional heating, and speed of burning till is fast, and after sintering, the quality of material is high; Utilize heating using microwave to realize low temperature drying to the drying of material, rate of drying is fast.
In sum, the utility model is that a kind of heating-up temperature is low, and speed of burning till is fast, continuous-type microwave, electric Hybrid Heating household china calcining kiln that process material quality is high.
Accompanying drawing explanation
Fig. 1 is the utility model continuous-type microwave electricity Hybrid Heating household china calcining kiln structural front view.
Fig. 2 is the utility model continuous-type microwave electricity Hybrid Heating household china calcining kiln structure top view.
Fig. 3 is turnover kiln end microwave restraining device structural representation.
Fig. 4 is roller rod microwave leakage schematic diagram of sealing device.
Fig. 5 is weep hole microwave sealing means structural representation.
Fig. 6 is insulation construction schematic diagram.
Fig. 7 is design of cooling water principle schematic.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the utility model is further described.Wherein, accompanying drawing only for exemplary illustration, expression be only schematic diagram, but not pictorial diagram, can not be interpreted as the restriction to this patent; In order to embodiment of the present utility model is described better, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; For a person skilled in the art, in accompanying drawing, some known features and explanation thereof may be omitted is understandable.
The corresponding same or analogous parts of same or analogous label in the accompanying drawing of the utility model embodiment, in description of the present utility model, it will be appreciated that, if have term " on ", D score, " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore the term of position relationship is described only for exemplary illustration in accompanying drawing, the restriction to this patent can not be interpreted as.
In the utility model, unless otherwise prescribed or limit, it should be noted that, if there is the term such as " installation ", " connection ", " being connected " to be interpreted broadly, such as, can be mechanically connected or be electrically connected or gas circuit connection, also can be the connection of two element internals, can be direct connection, also can be indirectly be connected by intermediary, for the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
See Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, the entrance point of (electricity mixing) heat temperature raising section body of heater 2 suppresses door 1 to being connected to into kiln microwave, the port of export docking microwave of (electricity mixing) heat temperature raising section body of heater 2 adds leaky antenna soaking zone body of heater 3 one end, one end of the other end docking cooling section body of heater 4 of microwave soaking zone body of heater 3, cooling section body of heater 4 other end suppresses section 5 to being connected to kiln discharge microwave, enter kiln microwave to suppress door 1 and kiln discharge microwave to suppress door 12 to be equipped with microwave leakage to exceed standard on-line checkingi warning device 14, the microwave energy feedthrough system 10 of electrical heating intensification section body of heater 2 and microwave soaking zone body of heater 3 is connected with microwave control system 11, the microwave energy feedthrough system 10 of electrical heating intensification section body of heater 2 and microwave soaking zone body of heater 3 all adopts microwave leaky antenna 25, microwave leaky antenna 25 is connected with microwave source 26, microwave leaky antenna 25 is corresponding interlaced arrangement in body of heater 15 both sides.Microwave intensification section body of heater 2 is connected with dehumidifier exhaust system 6, and microwave intensification section body of heater 2 and microwave soaking zone body of heater 3 are provided with temp testing controlling system 8, and cooling section body of heater 4 is connected with cooling, air discharging system 7, and whole kiln is provided with ceramic beaverboard and roller rod transmission system 9.The structure that temperature field in electrical heating intensification section body of heater 2 and microwave soaking zone body of heater 3 adopts is: in body of heater 15, be provided with lead-in 16, be provided with ceramic thermal insulation plate 17 at the inwall of described body of heater 15, ceramic thermal insulation plate 17 is provided with ceramic top plate 18 and ceramic side plate 21, first ceramic lead-in 19 and the second ceramic lead-in 20.The microwave sealing means of club transmission system 6 is on body of heater 15, be provided with the first cut-off waveguide 27 entangling club 24.A set of conductive seal circle is installed between body of heater 15 and the connecting flange faces of body of heater 15, between the flange face and bell of body of heater 15, a set of conductive seal circle is installed.The microwave sealing means of dehumidifier exhaust system 6 and cooling, air discharging system 7 be body of heater 15 in the fan housing 28 of dehumidifier exhaust system 6 and cooling, air discharging system 7 weep hole on be provided with multiple the second cut-off waveguide 29 side by side.Entering kiln microwave suppresses section 1 and kiln discharge microwave to suppress the structure of section 5 to be in body of heater 15, be provided with microwave suppress sheet 30.The cooling system of microwave energy feedthrough system 8 is that the entrance point of magnetron 31 is connected with supervisor 34 of intaking with supply-water pump 33 by water inlet branch road 32, the port of export of described magnetron 31 is responsible for 37 by backwater branch road 35 with back water pump 36 and backwater and is connected, and described backwater supervisor 37 is connected with cooling tower 38.
Entering kiln microwave suppresses door 1 and kiln discharge microwave to suppress door 12 different from routine electricity (combustion gas, fuel oil) kiln, and their Main Function is the microwave suppression into kiln end and kiln discharge end.Prevent microwave from leaking at the charging aperture of kiln and discharging opening.Microwave suppresses structure as Fig. 3.Microwave suppresses sheet 30 and body of heater 15 full weld, and in each group, microwave suppresses sheet 30 spacing to ensure as half-wave wavelength odd-multiple.
Dehumidifier exhaust system 6 is provided with in the temperature rise period.The weep hole of dehumidifier exhaust system should be designed to adjustable, and wet-emitting blower adopts frequency control.The adjustment of dehumidifier exhaust system affects the heating curve of material.
Weep hole (vent) microwave sealing means of dehumidifier exhaust system 6 and cooling, air discharging system 5 is as Fig. 5, second cut-off waveguide 29 links together with body of heater 15 argon arc welding full weld, hot blast in body of heater 15 or steam are discharged in the fan housing 28 body of heater 15 from the second cut-off waveguide 29, hot blast or steam are extracted out through airduct 39 by blower fan.Airduct 39 is provided with control valve 40, the opening degree of control valve 40, can regulate the intensity of air draft dehumidifier.
The microwave energy of microwave soaking zone body of heater 3 feed-in mainly supplements kiln dispersed heat.
Be provided with cooling, air discharging system 7 at cooling section body of heater 4, adopt high pressure positive blower to air blast in body of heater, high-temperature blower exhausting, blower fan adopts frequency converter timing.Regulate each parameter of cooling system can realize material to cool by technological requirement.
Roller rod transmission system 9, by a multiple motor of Frequency Converter Control, realizes synchronous variable-speed, the synchronized operation of roller rod 24.Roller rod 24 needs through burner hearth, and two ends are stretched out outside body of heater.Through the hole of body of heater, need to seal microwave.Hermetically-sealed construction is as Fig. 4.First cut-off waveguide 27 links together with body of heater 15 argon arc welding full weld, and club 24 is through the first cut-off waveguide 27.
Between body of heater 15 and body of heater 15 connecting flange faces, pressure one deck conductive seal circle, between the flange face and bell of body of heater 15, also presses one deck conductive seal circle.
The temperature thermocouple of temp testing controlling system 7 adopts armoured thermocouple, adopts stainless steel armouring list to prop up platinum-rhodium-platinum thermocouple for lower than 800 DEG C.Silicon molybdenum pipe armouring two platinum-rhodium-platinum thermocouples are adopted for higher than 800 DEG C.
Hole because opening needed for mounting process on body of heater 15, must cover blind plate after installation is complete, press a set of conductive seal circle between body of heater 15 and blind plate.
The microwave energy feedthrough system 10 of electrical heating intensification section body of heater 2 and microwave soaking zone body of heater 3 all adopts microwave leaky antenna 25, and microwave leaky antenna 25 is connected with microwave source 26, and microwave leaky antenna 25 is corresponding interlaced arrangement in body of heater 15 both sides.
Furnace chamber internal insulation structure is as Fig. 6, lead-in 16 is provided with in body of heater 15, ceramic thermal insulation plate 17 is provided with at the inwall of body of heater 15, ceramic thermal insulation plate 17 is provided with ceramic top plate 18 and ceramic side plate 21, first ceramic lead-in 19 and the second ceramic lead-in 20, insulation material adopts ceramic wool insulation plate, ceramic top plate 18 and ceramic side plate 21 form furnace chamber inner chamber, are provided with carrying roller 22 in furnace chamber, and ceramic top plate 18 and ceramic thermal insulation plate 17 are provided with weep hole 23.
Design of cooling water is as Fig. 7, the cooling system of microwave energy feedthrough system 10 is that the entrance point of magnetron 31 is connected with supervisor 34 of intaking with supply-water pump 33 by water inlet branch road 32, the port of export of magnetron 31 is responsible for 37 by backwater branch road 35 with back water pump 36 and backwater and is connected, and backwater supervisor 37 is connected with cooling tower 38.Adopt the arrangement of water inlet branch road 32 to arrange contrary with backwater branch road 35, first draining after water inlet, the intake pressure of first intaking is high, and the discharge pressure of rear draining is also high, and Inlet and outlet water pressure differential is basically identical.Magnetron 31 cooling needs to ensure discharge.For increasing the flow velocity of water, reduce the pressure of backwater supervisor 37, water return pipeline installs back water pump 36, and back water pump 36 1 aspect Jiang Shui is extracted on cooling tower 38 and cools water, reduces the pressure in return pipe on the other hand.
The microwave power supply transformer of microwave source 26 is 380V, adopts delta connection, eliminates zero line to the potential difference of ground wire.The power supply of microwave control system 13 and the power supply of the microwave power supply of microwave source 26 separate with isolating transformer powers.Control line and motor cable walk cable testing bridge respectively.
Turnover kiln port is provided with microwave leakage and exceeds standard on-line checkingi warning device 14, and microwave from leakage exceeds standard, and the microwave leakage on-line checkingi warning device 14 that exceeds standard is reported to the police, and reminds operating personnel to remove fault, protection personal safety.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (9)
1. a continuous-type microwave electricity Hybrid Heating household china calcining kiln, comprise electrical heating intensification section body of heater, microwave leaky antenna heating and thermal insulation section body of heater, cooling section body of heater (5), dehumidifier exhaust system (6), cooling, air discharging system (7), temp testing controlling system (8), ceramic wool insulation plate and roller rod transmission system (9), described electrical heating intensification section body of heater is connected with microwave leaky antenna heating and thermal insulation section body of heater, described microwave leaky antenna heating and thermal insulation section body of heater is connected with cooling section body of heater (5), it is characterized in that: described electrical heating intensification section body of heater is electricity mixing intensification section body of heater (2), described microwave leaky antenna heating and thermal insulation section body of heater is that microwave adds leaky antenna soaking zone body of heater (3), the microwave energy feedthrough system (10) that described microwave intensification section body of heater (2) and described microwave add leaky antenna soaking zone body of heater (3) is connected with microwave control system (11), the entrance point of described electrical heating intensification section body of heater (2) suppresses door (1) to being connected to into kiln microwave, the port of export of described cooling section body of heater (5) suppresses door (12) to being connected to kiln discharge microwave, the all parts junction of the whole kiln of described high temperature calcining kiln is equipped with microwave sealing means.
2. continuous-type microwave electricity Hybrid Heating household china calcining kiln according to claim 1, it is characterized in that: the microwave energy feedthrough system (10) that described electricity mixing intensification section body of heater (2) and described microwave add leaky antenna soaking zone body of heater (3) all adopts microwave leaky antenna, described microwave leaky antenna is corresponding interlaced arrangement in body of heater both sides.
3. continuous-type microwave electricity Hybrid Heating household china calcining kiln according to claim 1 and 2, it is characterized in that: the structure of the temperature field employing that described electrical heating intensification section body of heater (2) and described microwave add in leaky antenna soaking zone body of heater (3) is: in body of heater (15), be provided with lead-in (16), ceramic wool insulation plate (17) is provided with at the inwall of described body of heater (15), described ceramic wool insulation plate (17) is provided with ceramic top plate (18) and ceramic side plate (21), first ceramic lead-in (19) and the second ceramic lead-in (20).
4. continuous-type microwave according to claim 1 and 2 electricity Hybrid Heating household china calcining kiln, is characterized in that: on turnover kilneye, be provided with microwave leakage exceed standard on-line checkingi warning device (14).
5. continuous-type microwave electricity Hybrid Heating household china calcining kiln according to claim 1 and 2, is characterized in that: the microwave sealing means of described roller rod transmission system (9) is on body of heater (15), be provided with the first cut-off waveguide (27) entangling roller rod (24).
6. continuous-type microwave electricity Hybrid Heating household china calcining kiln according to claim 1 and 2, it is characterized in that: described microwave sealing means is provided with a set of conductive seal circle between body of heater (15) and the connecting flange faces of body of heater (15), between the flange face and bell of body of heater (15), be provided with a set of conductive seal circle.
7. continuous-type microwave according to claim 1 and 2 electricity Hybrid Heating household china calcining kiln, is characterized in that: the microwave sealing means of described dehumidifier exhaust system (6) and described cooling, air discharging system (7) be body of heater (15) in the fan housing (28) of described dehumidifier exhaust system (6) and described cooling, air discharging system (7) weep hole on be provided with multiple the second cut-off waveguide (29) side by side.
8. continuous-type microwave electricity Hybrid Heating household china calcining kiln according to claim 1 and 2, is characterized in that: the described kiln microwave that enters suppresses section (1) and described kiln discharge microwave to suppress the structure of section (5) to be in body of heater (15), be provided with microwave suppress sheet (30).
9. continuous-type microwave electricity Hybrid Heating household china calcining kiln according to claim 1 and 2, it is characterized in that: the cooling system of described microwave energy feedthrough system (8) is that the entrance point of magnetron (31) is responsible for (34) by water inlet branch road (32) and supply-water pump (33) and is connected with intaking, the port of export of described magnetron (31) is responsible for (37) with back water pump (36) with backwater by backwater branch road (35) and is connected, and described backwater supervisor (37) is connected with cooling tower (38).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420775421.7U CN204329589U (en) | 2014-12-10 | 2014-12-10 | A kind of continuous-type microwave electricity Hybrid Heating household china calcining kiln |
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| CN201420775421.7U CN204329589U (en) | 2014-12-10 | 2014-12-10 | A kind of continuous-type microwave electricity Hybrid Heating household china calcining kiln |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105910449A (en) * | 2016-06-28 | 2016-08-31 | 卢爱玲 | Efficient heat energy utilization structure of dehumidification area on ceramic kiln |
| CN110296599A (en) * | 2019-07-02 | 2019-10-01 | 广东金景陶节能科技有限公司 | A kind of energy conservation and environmental protection kiln |
-
2014
- 2014-12-10 CN CN201420775421.7U patent/CN204329589U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105910449A (en) * | 2016-06-28 | 2016-08-31 | 卢爱玲 | Efficient heat energy utilization structure of dehumidification area on ceramic kiln |
| CN110296599A (en) * | 2019-07-02 | 2019-10-01 | 广东金景陶节能科技有限公司 | A kind of energy conservation and environmental protection kiln |
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Granted publication date: 20150513 Termination date: 20151210 |
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| EXPY | Termination of patent right or utility model |