CN201145475Y - Roll table kiln burned by large specification thin sheet ceramic tile - Google Patents

Roll table kiln burned by large specification thin sheet ceramic tile Download PDF

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Publication number
CN201145475Y
CN201145475Y CNU2007201872027U CN200720187202U CN201145475Y CN 201145475 Y CN201145475 Y CN 201145475Y CN U2007201872027 U CNU2007201872027 U CN U2007201872027U CN 200720187202 U CN200720187202 U CN 200720187202U CN 201145475 Y CN201145475 Y CN 201145475Y
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China
Prior art keywords
kiln
length
big
ceramic
thin plate
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CNU2007201872027U
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Chinese (zh)
Inventor
谢颖纯
李振中
方晔
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Keda Industrial Co Ltd
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Keda Industrial Co Ltd
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Abstract

The utility model relates to a large-size sheet plate ceramic tile baking roller kiln, which comprises a kiln body consisting of a front kiln section, a preheating section, a baking section, a quenching section, a slow-cooling heat extraction section and a tail cooling section, wherein the length of the preheating section is 25 to 35 percent of the total length of the kiln body; the length of the baking section is 10 to 20 percent of the total length of the kiln body; the inside of the kiln body is provided with a ceramic roller rod driving system; the diameter of the ceramic roller rod inside the ceramic roller rod driving system is of between 25 and 35 mm; and the center to center spacing between adjacent ceramic roller rods is of between 30 and 50 mm. Through adopting concrete measures such as optimizing the proportional distribution of each section of the baking roller kiln, selecting small-gap roller rod spacing and ceramic roller rod diameter, increasing temperature control precision and improving the operability of a control system, the large-size sheet plate ceramic tile baking roller kiln effectively overcomes the technical defects of tile body deformation and cracking occurring during manufacturing the prior baking roller kiln, thereby ensuring that an architectural ceramic large-size sheet plate tile can be made into burnt product through the roller kiln.

Description

Big specification thin plate Ceramic Tiles is burnt till roller kilns
Technical field
The utility model relates to a kind of roller kilns that burn till of firing ceramics brick, and particularly a kind of big specification thin plate Ceramic Tiles is burnt till roller kilns.
Background technology
Flourish along with the building and ornament materials industry, the product specification of ceramic wall and floor bricks is on the increase on the market.Building and ornament materials such as existing large size ceramic tile, lithotome, though decorative effect is fine, but because thickness is big, therefore bring that resource consumption is big, energy consumption is high, utilization rate is lower, the building load heavy, problems such as transportation and operating expenses height, industry development policy of national conditions that this lacks with Natural Resources in China and saving energy and reduce the cost of advocating at present, environmental protection contradicts.In recent years, ceramic wall and floor bricks ornament materials manufacturing enterprise has recognized the seriousness of this problem gradually, and the production of wall floor tile is also developing to big specification, slimming direction.
Because characteristics such as size is big, thin thickness that big specification thin plate Ceramic Tiles has, existing burn till roller kilns and can't satisfy firing of big specification thin plate Ceramic Tiles, quality problems such as brick body deformability and brick body cracking appear in a large number in causing producing, we can say that traditional firing process equipment has seriously restricted the development of big specification thin plate Ceramic Tiles.
The utility model content
The purpose of this utility model provides a kind of big specification thin plate Ceramic Tiles and burns till roller kilns, effectively solves the existing technological deficiency that occurs brick body deformability and brick body cracking in the roller kilns production of burning till.
To achieve these goals, the utility model provides a kind of big specification thin plate Ceramic Tiles to burn till roller kilns, comprise by preceding kiln section, preheating section, the section of burning till, quench zone, slow cooling and take out hot arc and cold section kiln body of forming of tail, the length of described preheating section is 25%~35% of kiln body total length.Preferably, the length of described preheating section is 28%~32% of kiln body total length.
The length of the described section of burning till is 10%~20% of kiln body total length, and preferably, the length of the described section of burning till is 13%~17% of kiln body total length.
On the technique scheme basis, before described the length of kiln section be kiln body total length 15%, the length of described preheating section is 30% of kiln body total length, the length of the described section of burning till is 15% of kiln body total length, the length of described quench zone is 5% of kiln body total length, and the length that cold section of hot arc and tail taken out in described slow cooling is 35% of kiln body total length.
Be provided with the ceramic rod transmission system in the described kiln body, the ceramic rod diameter in the described ceramic rod transmission system is 25mm~35mm, and the center distance between the adjacent ceramic roller rod is 30mm~50mm.Preferably, described ceramic rod diameter is 27mm~32mm, and the center distance between the adjacent ceramic roller rod is 35mm~45mm.
Described preheating section comprises several kiln sections, and the bottom of rear portion kiln section is provided with burner, and described burner is connected with burner control group according to the described burner work of preset temperature curve controlled.
The described section of burning till comprises several kiln sections, and each kiln section is provided with 8 burners, and described burner is connected with the actuator of controlling described burner caloric value with the adjusting gas quantity.
Described kiln body is a box-type mould segment structure, and every segment length is 2.0~2.2 meters.
The utility model is at the existing technological deficiency that occurs brick body deformability and brick body cracking in the roller kilns production of burning till, by optimization burn till each section of roller kilns pro rate, select excellent distance of closely spaced roller and ceramic rod diameter, improve temperature control precision, improve concrete measure such as control system operability, propose a kind of big specification thin plate Ceramic Tiles and burnt till roller kilns, effectively avoided burning till and occurred brick body deformability and brick body cracking in the roller kilns production, improved product quality.China is architectural pottery production and consumption big country, the architectural pottery industry is typical high energy consumption, high resource consumption, high environmental pollution industry, the utility model makes the big specification flat brick of architectural pottery become possibility by the roller kilns burnt product, to play leading induced effect to whole industry, it is extensively promoted has far-reaching prediction meaning and major and immediate significance.
Below by drawings and Examples, technical solutions of the utility model are described in further detail.
Description of drawings
Fig. 1 burns till the structural representation of roller kilns for the big specification thin plate of the utility model Ceramic Tiles;
Fig. 2 a is the structural representation of kiln section before the utility model;
Fig. 2 b is the side view of Fig. 2 a;
Fig. 3 a is the structural representation of the utility model preheating section;
Fig. 3 b is the side view of Fig. 3 a;
Fig. 4 a is the structural representation of the utility model quench zone;
Fig. 4 b is the side view of Fig. 4 a;
Fig. 5 a takes out the structural representation of hot arc for the utility model slow cooling;
Fig. 5 b is the side view of Fig. 5 a;
Fig. 6 a is the structural representation of cold section of the utility model tail;
Fig. 6 b is the side view of Fig. 6 a;
Fig. 7 burns till the sectional drawing of roller kilns for the big specification thin plate of the utility model Ceramic Tiles.
Description of reference numerals:
Kiln section before the 10-; The 20-preheating section; The 30-section of burning till;
The 40-quench zone; Hot arc is taken out in the 50-slow cooling; Cold section of 60-tail;
The 71-box frame; The 72-feet; The 73-ceramic rod;
74-kiln internal channel; The 75-adobe; 76-hole brick;
The 101-smoke exhaust fan; The 102-person in charge that discharges fume; The last smoke evacuation of 103-arm;
104-down smoke-discharging arm; 105-smoke evacuation arm valve; The 201-combustion fan;
The 202-manhole; The 203-air distribution outlet; 204-accident treatment hole;
The 205-peep hole; 401-chilling blower fan; The total electric butterfly valve of 402-;
The 403-hand-operated valve; 404-chilling airduct; The 405-control valve;
The 406-manhole; 501-slow cooling blower fan; Cold pipe between 502-;
The 503-push-pull valve; The electronic dish valve of 504-; The manual dish valve of 505-;
601-takes out air-heater; 602-top suspended hood; 603-takes out the bottom hot rectangular tube;
The 604-push-pull valve; The 605-push-pull valve; 606-dish valve.
The specific embodiment
Fig. 1 burns till the structural representation of roller kilns for the big specification thin plate of the utility model Ceramic Tiles.As shown in Figure 1, the agent structure that big specification thin plate Ceramic Tiles is burnt till roller kilns is the kiln body, the kiln body takes out hot arc 50 by preceding kiln section 10, preheating section 20, the section of burning till 30, quench zone 40, slow cooling and tail is formed for cold section 60, adobe kiln section 10 in the past enters, big specification thin plate Ceramic Tiles is finished whole sintering procedure from cold section 60 output of tail.Wherein, preceding kiln section 10 is used for making the surface water of adobe evaporation of residual and the moisture content that the glazing process absorbs by heat exchange; Preheating section 20 is used to make adobe and base glaze that a series of physical-chemical reactions take place, and mainly contains crystallization water eliminating, organic matter and carbon element oxidation, carbonate decomposition and crystal transfer etc.; The section of burning till 30 is used to form glassy phase and mullite crystal, makes adobe sintering at high temperature; Quench zone 40 is used to prevent that liquid phase crystallization, crystal from growing up and iron oxidation at a low price, thereby improves the mechanical strength of adobe; Slow cooling is taken out hot arc 50 and is used to avoid in the adobe that liquid phase is solidified, quartzy crystal formation transforms caused volume contraction, eliminates the stress that adobe inside may occur and concentrates; Tail is used for the cooling before the big specification thin plate Ceramic Tiles kiln discharge for cold section 60.Have according to big specification thin plate Ceramic Tiles that size is big, the characteristics of thin thickness, the length B of preheating section 20 of the present utility model is 25%~35% of a kiln body total length, and preferably, the length B of preheating section 20 is 28%~32% of a kiln body total length.Further, the length C of the section of burning till 30 is 10%~20% of a kiln body total length, and preferably, the length C of the section of burning till 30 is 13%~17% of a kiln body total length.By the setting of each section of kiln body rational proportion, effectively solve the existing quality problems such as occurring brick body deformability and brick body cracking in the roller kilns production in a large number of burning till.In actual the use, each section of the utility model kiln body can be arranged to: the length A of preceding kiln section 10 is 15% of a kiln body total length, the length B of preheating section 20 is 30% of a kiln body total length, the length C of the section of burning till 30 is 15% of a kiln body total length, the length D of quench zone 40 is 5% of a kiln body total length, and length E and F that cold section 60 on hot arc 50 and tail are taken out in slow cooling are 35% of kiln body total length.
Structure below by each section further specifies the technical scheme that the big specification thin plate of the utility model Ceramic Tiles is burnt till roller kilns.
Fig. 2 a is the structural representation of kiln section before the utility model, and Fig. 2 b is the side view of Fig. 2 a.Shown in Fig. 2 a, Fig. 2 b, high-temperature flue gas in the section of burning till by smoke exhaust fan 101, smoke evacuation be responsible for 102, on discharge fume arm 103 and down smoke-discharging arm 104 enter before in the kiln section 10, carry out heat exchange with adobe, make the moisture content that absorbs in the surface water of adobe evaporation of residual and the glazing process.Temperature in the preceding kiln section 10 are regulated by each group smoke evacuation arm valve 105, and kiln section 10 interior temperature change in 200 ℃~500 ℃ scopes before making, and the adobe temperature then depends on flue gas recirculation speed and adobe characteristic, and the general work temperature is less than or equal to 500 ℃.
Fig. 3 a is the structural representation of the utility model preheating section, and Fig. 3 b is the side view of Fig. 3 a.Shown in Fig. 3 a, Fig. 3 b, adobe is in preheating section 20 runnings, along with the continuous rising of temperature, the base glaze generation series of physical chemical reaction in the adobe mainly contains decomposition, crystal transfer of oxidation, the carbonate of crystallization water eliminating, organic matter and carbon element etc.In preheating section 20, provide sufficient oxygen by combustion fan 201, provide appropriate temperature by the burner that is distributed in kiln body bottom simultaneously, make adobe in physical-chemical reaction, can avoid occurring the adobe evil mind fully.Preheating section 20 operating temperatures are 1000 ℃.Preheating section 20 is provided with manhole 202, with convenient maintenance.Preheating section 20 comprises several kiln sections, the top of the anterior kiln section air distribution outlet 203 that is crisscross arranged, and the temperature that can regulate preheating section 20 easily, the bottom of rear portion kiln section is provided with burner, and burner control group is set simultaneously.In actual use, burner control group can make burner light or not light according to the requirement of preset temperature curve, and is easy to adjust flexible.Each kiln section is provided with two accident treatment holes 204, and the staggered both sides that are symmetrically distributed in the kiln body are used to check and remove the interior brickbat of kiln.Also be provided with peep hole 205 in the both sides of kiln body in addition, can observe the ruuning situation of adobe in kiln and the combustion position of burner easily.
Adobe is proceeded oxidative decomposition at the leading portion of the section of burning till 30, and along with the rising glassy phase and the mullite crystal formation of temperature, adobe is sintering at high temperature.Its firing temperature can cause vitreous deficiency, the problem that water absorption rate is higher, size is bigger than normal by the decision of adobe prescription if temperature is crossed to hang down; The too high meeting of temperature causes burning foaming and undersized problem.Temperature raises in 1000 ℃~1250 ℃ scopes gradually, and under the effect of air distribution mouth, temperature descends 100 ℃~200 ℃.The section of burning till 30 comprises several kiln sections, and each kiln section is provided with 8 burners, and 8 burners are connected with an actuator, and actuator is by regulating the caloric value of burner gas quantity size and then control burner.Each kiln section also is provided with peep hole and handles the hole, is convenient to the problem that occurs in discovery in time and the processing production process.The section of burning till 30 can be selected light-weight mullite refractory material and high temperature resistant type fibrous material for use, guarantees the normal use of kiln physical efficiency under the maximum operating temperature that requires.In order to reduce to interact between the kiln section, suitably adding some fireguards and firebreak between the kiln section, and fireguard is being fixed on the kiln section with mounting bracket and adjusting bracket.
Fig. 4 a is the structural representation of the utility model quench zone, and Fig. 4 b is the side view of Fig. 4 a.Shown in Fig. 4 a, Fig. 4 b, when adobe enters quench zone 40 from the section of burning till 30, the adobe temperature is more than 750 ℃, liquid phase also is in mecystasis in the adobe, can prevent that by chilling liquid phase crystallization, crystal from growing up and iron oxidation at a low price, thereby improve the mechanical strength of adobe, can shorten cool time greatly simultaneously.Chilling wind in the quench zone 40 is provided by chilling blower fan 401, enters cold blast rate total in the kiln by total electric butterfly valve 402 or fan frequency converter automatic control and adjustment, and the grouping arm is regulated control by hand-operated valve 403, convenient proportioning of regulating the kiln air quantity.Because the quench zone temperature is than higher, the kiln cool air hose 404 of having to go to the toilet adopts heat-resisting stainless steel material.The aperture that the cold air that chilling blower fan 401 bloats is had to go to the toilet on the cool air hose 404 by kiln is squeezed in the kiln, all is provided with control valve 405 before the every chilling airduct 404, can regulate the air capacity that enters every chilling airduct in the kiln easily.The chilling airduct divides squeezes in the kiln interlaced arrangement up and down.The first kiln pars infrasegmentalis also is provided with a manhole 406, easy access in the quench zone 40.
Fig. 5 a takes out the structural representation of hot arc for the utility model slow cooling, and Fig. 5 b is the side view of Fig. 5 a.Shown in Fig. 5 a, Fig. 5 b, slow cooling is taken out hot arc 50 and is adopted the way of cooling indirectly, and cold wind is not directly squeezed in the kiln, can play the purpose that does not influence furnace pressure and adobe is slowly lowered the temperature like this.Adobe is when temperature is below 600 ℃, liquid phase begins to solidify in the adobe, and quartzy crystal formation transforms and causes volume contraction, might cause adobe inside stress to occur and concentrate, the utility model is taken out hot arc control cooling velocity by slow cooling, can eliminate the stress that adobe inside may occur and concentrate.The end suction of the cold air that kiln is outer of slow cooling blower fan 501 in the hot arc 50 from a cold pipe 502 taken out in slow cooling, extracts out from the other end, and house steward's air quantity is by push-pull valve 503 controls of slow cooling blower fan 501 inlets.According to sintering curve, the some kiln sections of a cold branch, some kiln sections can require to select electronic dish valve 504 to control automatically according to control, and other kiln section can select for use manual dish valve 505 manually to control, and regulates the air quantity size of every kiln section according to temperature curve.
Fig. 6 a is the structural representation of cold section of the utility model tail, and Fig. 6 b is the side view of Fig. 6 a.Shown in Fig. 6 a, Fig. 6 b, the air-heater 601 of taking out that tail is cold section 60 is taken out hot rectangular tube 603 with the discharge of the hot blast in the kiln by top suspended hood 602 and bottom, and the size of air quantity is by push-pull valve 604 controls of taking out air-heater 601 inlets.The air quantity of each suspended hood 603 is regulated by the push-pull valve 605 at its top, and the bottom is taken out the heat of hot rectangular tube 603 extractions and regulated by dish valve 606.Cold section 60 every kiln section intersection installation shaft flow fan of tail evenly blows to adobe with indoor natural wind, and adobe is cooled down before kiln discharge as early as possible, and the hot-air after the heat exchange is discharged outside the workshop by tail cold-draw blower fan, and discharge rate is controlled by the fans entrance valve.
Fig. 7 burns till the sectional drawing of roller kilns for the big specification thin plate of the utility model Ceramic Tiles.The big specification thin plate of the utility model Ceramic Tiles is burnt till roller kilns and is comprised steel construction support system, brick structure fire resistant heat preserving system, airduct pass blower system, ceramic rod transmission system, combustion heat supplying system, electrical control and security system, industrial computer monitor monitoring system.
The steel construction support system adopts box-type mould segment structure, and every segment length is 2.0~2.2 meters, and box frame 71 usefulness high-quality square tubes are welded on particular manufacturing craft.Peep hole and accident treatment hole are set up in the both sides of every section casing, by the ruuning situation that peep hole is checked adobe in the combustion position of opposite burner and the kiln, remove foreign material such as the roller rod of fracture, broken base by the accident treatment hole.Four feets 72 of bottom half are provided with the adjusting bolt, can regulate kiln body level, reduce the levelness requirement of Equipment Foundations.Brick structure fire resistant heat preserving system selects the flame-proof thermal insulation material of different stage for use according to the different temperatures requirement of each kiln section, guarantees the service life of kiln.For reducing the kiln energy consumption, can select the low flame-proof thermal insulation material of thermal conductivity factor for use as far as possible.
45 ° of helical gears of ceramic rod transmission adopted drive the kind of drive that ceramic rod rotates.Ceramic rod 73 diameters in the ceramic rod transmission system are 25mm~35mm, center distance between the adjacent ceramic roller rod is 30mm~50mm, form continuous transmission system in kiln internal channel 74, adobe 75 is arranged on the ceramic rod 73, is carried by the ceramic rod transmission system.Preferably, the ceramic rod diameter is 27mm~32mm, and the center distance between the adjacent ceramic roller rod is 35mm~45mm.By the ceramic rod of the utility model ceramic rod transmission system minor diameter and the optimal design of closely spaced ceramic rod spacing, improved the conveying stationarity, brick body deformability and brick body cracking phenomena in further having avoided producing.For ceramic rod 73 smoothly by the kiln walls, the utility model adopts hole brick 76, simultaneously in order to guarantee that temperature in the kiln not to external diffusion, stops up with loose wool in the outside at ceramic rod 73 inserting hole brick places.In actual the use, per three or two kiln Duan Weiyi transmission groups, reductor of every assembly, some reductors also can be joined a frequency converter by every reductor by a frequency converter governing speed.Whole kiln sections a speed can be arranged in the production, also each kiln section friction speed can be arranged to.In addition, the ceramic rod transmission system has round transmission agency, when certain kiln section generation transmission fault, and the roller rod reverse drive before the fault, the roller rod after the fault can continue adobe is delivered to outside the kiln, and this design can be reduced to minimum zone with breakdown loss.Near each reductor control box is housed, be provided with stop, buttons such as operation, swing, the two places control between realization scene and the main control cabinet is so that emergency fast processing when taking place.
The utility model airduct pass blower system is divided into smoke exhaust pipe road, combustion air pipeline, chilling air pipe line, slow cooling air pipe line, takes out hot-blast pipe line, kiln tail cooling air pipeline.Wherein, kiln section 10 before the smoke evacuation pipeline is located at, the upper and lower many places suction opeing of establishing altogether, the flow of flue gas direction of being taken out from preheating section 20, the section of burning till 30 by each suction opeing by smoke exhaust fan 101 is opposite with the trend of adobe, help the heat exchange of adobe and flue gas, make the temperature rising of adobe and obtain further drying, ready for burning till (shown in Fig. 2 a, Fig. 2 b).Before the combustion air pipeline will be delivered to each burner by combustion air house steward, looped pipeline and arm with pressure stable through the indoor natural wind that filters by combustion fan 201.The combustion air house steward is provided with the total amount that valve is used to regulate combustion air, and the four combustion air looped pipelines in upper and lower, left and right are embedded in four jiaos of roller kilns casing, and the combustion air temperature is further improved.Combustion air arm before each burner is provided with one of control valve, and the combustion air volume and the blast that enter burner generally remain unchanged after setting up, stable stable (shown in Fig. 3 a, Fig. 3 b) that can guarantee kiln inner pressure of combustion-supporting blast.The chilling air pipe line is jetted indoor natural wind to adobe equably by chilling blower fan 401, makes the adobe rapid cooling.The chilling air pipe line is made up of house steward, looped pipeline and arm, and chilling wind house steward's air quantity is self-regulating, the temperature that the temperature automatic stabilisation in the quench zone is being set.Each chilling wind arm is provided with valve, and intake that can the single chilling wind of manual adjustments arm has been reserved the pressure measurement mouth on the chilling wind arm, can measure the pressure (shown in Fig. 4 a, Fig. 4 b) of gas in the chilling wind arm.The slow cooling air pipe line is indirect cooling air pipeline again, and adobe moves to the slow cooling section and needs slowly cooling, in case burned brick cracking.Slow cooling is taken out hot arc 50 and is interspersed with many indirect cooling tubes, indoor natural wind enters from indirect cooling duct one end by slow cooling blower fan 501, and the other end is extracted out, does not exchange with there being air quantity in the kiln, have only exchange heat, the air quantity size does not influence kiln inner pressure (shown in Fig. 5 a, Fig. 5 b).Taking out hot-blast pipe line is that the hot blast after the quench zone heat exchange is extracted out outside the kiln.Tail is provided with a plurality of suction opeings for cold section 60, and each suction opeing is furnished with the volume damper door, is responsible for taking out hot blast by taking out air-heater 601, guarantees normal cooling (shown in Fig. 6 a, Fig. 6 b).Kiln tail cooling line on the kiln body, equably blows to adobe with indoor natural wind by every kiln Duan Sitai axial flow blower cross-distribution, makes described adobe and blow into the natural wind that comes to carry out heat exchange, guarantees that the adobe before the kiln discharge is cooled off fast.Hot gas after the heat exchange is taken out air-heater by another it is extracted out outside the kiln.
The combustion heat supplying system comprises the combustion gas by voltage regulating station middle filtrator elimination impurity, and combustion gas is delivered to combustion gas through voltage stabilizing and is responsible for, and enters burner after regulating by the electric butterfly valve on the some groups of arms.The big or small identical high pressure burner interlaced arrangement of a plurality of thermal powers regulates all even being convenient to of layout of kiln endogenous pyrogen on the kiln body.The back kiln section of preheating zone is provided with 4 or 8 burners, and each kiln section of the section of burning till is provided with 8 burners, these burners in kiln section both sides with respect to the excellent center of roller interlaced arrangement up and down.Combustion system has taken into full account the characteristic of gaseous fuel, establishes safety cut-off valve, pressure maintaining valve, magnetic valve, flowmeter etc. at the voltage regulating station place, when gaseous-pressure exceeds or be lower than setting value or power failure, cuts off gas supply automatically.The caloric value of each burner 2.5-4 ten thousand kilocalories/hour.Each electric butterfly valve is operated under the different thermal powers burner according to the design temperature of temperature curve.The gas spray head of burner is designed to cellular, combustion air orifice design curl, and the burner sprinkler design has guaranteed that combustion gas and combustion air fully mix sufficient combustion.Burner has the flame monitoring function, can in time remind the combustion position of operating personnel's burner, avoids producing the section temperature inequality because of burner is flame-out, thereby causes the distortion of product in sintering procedure.
In electrical control and the security system, temperature is controlled by realizations such as humidostat, thermocouples, belongs to decentralized control.Full kiln is divided into a plurality of regulating loops that have the unit of one's own, and respectively independently regulating loop is regulated the temperature curve that forms needs automatically according to the setting value on the humidostat.The Gas fuel butterfly valve that each regulating loop is driven by a humidostat, actuator, thermocouple and compensating wire and several burners are formed.At first on humidostat, set the temperature that needs, thermocouple feeds back to humidostat with the actual temperature signal that detects, adjusting apparatus compares actual temperature and design temperature automatically, when actual temperature and design temperature have difference, it will be regulated the Gas fuel butterfly valve valve to the actuator command signal and control this group burner flame (heating power), finally make actual temperature reach design temperature.This regulating loop governing speed is fast, temperature puts in place rapidly, control accuracy is high.Each regulating loop can be controlled 4 or 8 burners.With the ceramic rod is the boundary, and burner is controlled respectively up and down, with the convenient upper and lower temperature difference of adjusting.Kiln thorax between kiln inner control group is provided with fireguard and following firebreak.Thereby the spacing of fireguard and roller can be adjusted according to the needs of firing process and form the rational temperature curve, improves the uniformity of the section temperature in this control zone.Electrical control and security system have taken into full account the explosive characteristics of gaseous fuel, in order to stop to produce a large amount of waste product phenomenons, also are provided with security alerting system.When some fault takes place, send sound and light alarm, remind operating personnel to note.Some fault is not only sent sound and light alarm, also will cut off gas supply automatically, in order to avoid cause heavy losses.The fault that needs to cut off gas supply has: smoke exhaust fan stops, combustion fan stops, gaseous-pressure is too high or too low.The fault of only sending sound and light alarm has: transmission stops (arbitrary group), fan trouble, frequency converter failure, flame-out, the folded brick warning of burner etc.After above sound and light alarm sent, operating personnel can find alarm content from main control cabinet easily, fast processing.
Industrial computer monitor monitoring system realizes powerful control, management function by the mutual communication between industrial computer and each electrical equipment.Specifically comprise:
1, real-time demonstration/record kiln temperature curve;
2, real-time demonstration/record kiln output;
3, the real-time demonstration and the historical record of various faults;
4, show kiln flow chart and loading condition;
5, humidostat control parameter uploads and downloads;
6, can regulate firing period;
Industrial computer monitor monitoring system disposes in colour imagery shot, the main control cabinet configuration colour picture monitor by kiln hood and monitors that kiln hood goes into the base situation, the wall collision of when causing that to prevent that base is irregular adobe moves in kiln and kiln body inboard also prevents to cause airstream in kiln fluctuation, the uneven phenomenon of section temperature because of lacking base.
It should be noted that at last: above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not break away from the spirit and scope of technical solutions of the utility model.

Claims (10)

1. one kind big specification thin plate Ceramic Tiles is burnt till roller kilns, comprises by preceding kiln section, preheating section, the section of burning till, quench zone, slow cooling taking out hot arc and cold section kiln body of forming of tail, it is characterized in that the length of described preheating section is 25%~35% of kiln body total length.
2. big specification thin plate Ceramic Tiles according to claim 1 is burnt till roller kilns, it is characterized in that, the length of described preheating section is 28%~32% of kiln body total length.
3. big specification thin plate Ceramic Tiles according to claim 1 is burnt till roller kilns, it is characterized in that the length of the described section of burning till is 10%~20% of kiln body total length.
4. big specification thin plate Ceramic Tiles according to claim 3 is burnt till roller kilns, it is characterized in that the length of the described section of burning till is 13%~17% of kiln body total length.
5. burn till roller kilns according to the described big specification thin plate Ceramic Tiles of arbitrary claim in the claim 1~4, it is characterized in that, before described the length of kiln section be kiln body total length 15%, the length of described preheating section is 30% of kiln body total length, the length of the described section of burning till is 15% of kiln body total length, the length of described quench zone is 5% of kiln body total length, and the length that cold section of hot arc and tail taken out in described slow cooling is 35% of kiln body total length.
6. big specification thin plate Ceramic Tiles according to claim 5 is burnt till roller kilns, it is characterized in that, be provided with the ceramic rod transmission system in the described kiln body, ceramic rod diameter in the described ceramic rod transmission system is 25mm~35mm, and the center distance between the adjacent ceramic roller rod is 30mm~50mm.
7. big specification thin plate Ceramic Tiles according to claim 6 is burnt till roller kilns, it is characterized in that described ceramic rod diameter is 27mm~32mm, and the center distance between the adjacent ceramic roller rod is 35mm~45mm.
8. big specification thin plate Ceramic Tiles according to claim 5 is burnt till roller kilns, it is characterized in that, described preheating section comprises several kiln sections, and the bottom of rear portion kiln section is provided with burner, and described burner is connected with burner control group according to the described burner work of preset temperature curve controlled.
9. big specification thin plate Ceramic Tiles according to claim 5 is burnt till roller kilns, it is characterized in that the described section of burning till comprises several kiln sections, and each kiln section is provided with 8 burners, and described burner is connected with the actuator of controlling described burner caloric value with the adjusting gas quantity.
10. big specification thin plate Ceramic Tiles according to claim 5 is burnt till roller kilns, it is characterized in that, described kiln body is a box-type mould segment structure, and every segment length is 2.0 meters~2.2 meters.
CNU2007201872027U 2007-12-17 2007-12-17 Roll table kiln burned by large specification thin sheet ceramic tile Expired - Fee Related CN201145475Y (en)

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102012161A (en) * 2010-09-20 2011-04-13 徐平 Heat treatment device with stacked ceramic thin plates and using method thereof
CN102410728A (en) * 2010-09-20 2012-04-11 李秋辐 Novel smoke-returning type tunnel kiln
CN103134311A (en) * 2011-11-22 2013-06-05 日本碍子株式会社 Method for preventing alignment disorder of workpiece in roller hearth kiln
CN103175395A (en) * 2013-03-28 2013-06-26 刘德文 Roller kiln for producing microcrystalline foam ceramic
CN103900377A (en) * 2014-04-15 2014-07-02 醴陵市阳东电瓷电器有限公司 Electric porcelain stick type pillar fuel gas tunnel kiln
CN104567356A (en) * 2014-12-20 2015-04-29 佛山市南海鑫隆机工机械有限公司 Gas-electric hybrid roller kiln furnace
CN105202912A (en) * 2015-10-23 2015-12-30 青岛铸英特陶科技有限公司 Gas roller way kiln
CN105258499A (en) * 2015-11-14 2016-01-20 卢爱玲 Efficient heat energy use structure of rapid cooling region on ceramic kiln
CN105277002A (en) * 2015-11-14 2016-01-27 卢爱玲 Efficient heat energy utilization structure of firing zone on ceramic kiln
CN105403037A (en) * 2015-12-14 2016-03-16 广东摩德娜科技股份有限公司 Combustion supporting air heating and energy storing energy-saving roller kiln
CN106017075A (en) * 2016-07-05 2016-10-12 广东蓝清能源科技有限公司 Wall and floor brick roller way kiln for correcting convective heat transfer of green brick product
CN106440836A (en) * 2016-11-11 2017-02-22 佛山市德力泰科技有限公司 Ceramic energy-saving furnace kiln capable of high-efficiently replaying, recovering and cooling waste heat
CN108658580A (en) * 2018-06-19 2018-10-16 河北金汇陶瓷有限公司 Large-sized ceramic Throwing glazed brick dry method flouring technologies
CN111504062A (en) * 2020-04-30 2020-08-07 广东萨米特陶瓷有限公司 Waste heat utilization system for balancing temperature field of cooling section of kiln and using method thereof

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102410728A (en) * 2010-09-20 2012-04-11 李秋辐 Novel smoke-returning type tunnel kiln
CN102012161A (en) * 2010-09-20 2011-04-13 徐平 Heat treatment device with stacked ceramic thin plates and using method thereof
CN103134311A (en) * 2011-11-22 2013-06-05 日本碍子株式会社 Method for preventing alignment disorder of workpiece in roller hearth kiln
CN103175395B (en) * 2013-03-28 2015-12-23 刘德文 Produce the roller kilns of crystallite foamed ceramics
CN103175395A (en) * 2013-03-28 2013-06-26 刘德文 Roller kiln for producing microcrystalline foam ceramic
CN103900377A (en) * 2014-04-15 2014-07-02 醴陵市阳东电瓷电器有限公司 Electric porcelain stick type pillar fuel gas tunnel kiln
CN104567356A (en) * 2014-12-20 2015-04-29 佛山市南海鑫隆机工机械有限公司 Gas-electric hybrid roller kiln furnace
CN105202912A (en) * 2015-10-23 2015-12-30 青岛铸英特陶科技有限公司 Gas roller way kiln
CN105277002A (en) * 2015-11-14 2016-01-27 卢爱玲 Efficient heat energy utilization structure of firing zone on ceramic kiln
CN105258499A (en) * 2015-11-14 2016-01-20 卢爱玲 Efficient heat energy use structure of rapid cooling region on ceramic kiln
CN105403037A (en) * 2015-12-14 2016-03-16 广东摩德娜科技股份有限公司 Combustion supporting air heating and energy storing energy-saving roller kiln
CN106017075A (en) * 2016-07-05 2016-10-12 广东蓝清能源科技有限公司 Wall and floor brick roller way kiln for correcting convective heat transfer of green brick product
CN106017075B (en) * 2016-07-05 2018-05-29 广东蓝清能源科技有限公司 A kind of Wall or floor tile roller way kiln for correcting adobe product convection current heat transfer
CN106440836A (en) * 2016-11-11 2017-02-22 佛山市德力泰科技有限公司 Ceramic energy-saving furnace kiln capable of high-efficiently replaying, recovering and cooling waste heat
CN106440836B (en) * 2016-11-11 2019-04-09 佛山市德力泰科技有限公司 A kind of ceramic energy saving stove of efficient relay recycling cooling residual heat
CN108658580A (en) * 2018-06-19 2018-10-16 河北金汇陶瓷有限公司 Large-sized ceramic Throwing glazed brick dry method flouring technologies
CN111504062A (en) * 2020-04-30 2020-08-07 广东萨米特陶瓷有限公司 Waste heat utilization system for balancing temperature field of cooling section of kiln and using method thereof

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