CN206330438U - The ceramic energy saving stove of cooling residual heat is reclaimed in a kind of efficient relay - Google Patents

The ceramic energy saving stove of cooling residual heat is reclaimed in a kind of efficient relay Download PDF

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Publication number
CN206330438U
CN206330438U CN201621214796.1U CN201621214796U CN206330438U CN 206330438 U CN206330438 U CN 206330438U CN 201621214796 U CN201621214796 U CN 201621214796U CN 206330438 U CN206330438 U CN 206330438U
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China
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air feed
area
slow cooling
chilling
pipe
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CN201621214796.1U
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Chinese (zh)
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彭智健
何万贤
梁远斌
杨洋
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Foshan Delitai Technology Co Ltd
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Foshan Delitai Technology Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

Abstract

The utility model discloses the ceramic energy saving stove that cooling residual heat is reclaimed in a kind of efficient relay, including chilling area, slow cooling area and the tail cold-zone being sequentially connected, wherein, tail cold-zone is provided with the tail cold-zone draught hood being sequentially connected, tail cold-zone exhaust column and takes out air-heater;Slow cooling area is provided with the slow cooling area discharge pipe being sequentially connected, multiple slow cooling area air feed pipe groups, multiple slow cooling area discharge pipe groups, slow cooling area exhaust column and the heat-exchange fan corresponding with multiple slow cooling area air feed pipe groups;Chilling area is provided with the combustion fan being sequentially connected, air feed supervisor and burner, and air feed supervisor is provided with chilling area air feed pipe group and chilling area discharge pipe group.Using the utility model, the pipeline structure for reclaiming hot blast is formed by efficient continuous, relay mode, cooling heat when each stage to be cooled down to ceramics is all recycled, significantly reduce the dry, burnup of sintering process, thermal source pollution on the environment is also effectively reduced, product quality can be improved again.

Description

The ceramic energy saving stove of cooling residual heat is reclaimed in a kind of efficient relay
Technical field
The utility model is related to ceramic sintering technical field, more particularly to the ceramics of cooling residual heat are reclaimed in a kind of efficient relay Energy-saving furnace.
Background technology
In ceramic industry, ceramic product needs to be carried out high temperature sintering, cooling and shaping by stove and reached certain Intensity, so that people use.Ceramic product needs to absorb heat in sintering process, and cooling procedure then needs to discharge these Heat.
In order to improve cooling effectiveness, ceramic product can typically be carried out using sub-sectional cooling mode according to ceramic product characteristic Cooling.Existing horizontal kiln(Such as roller kilns, tunnel cave)Cooling zone be typically subdivided into chilling area, slow cooling area and tail cold-zone, its In, chilling area burnt till for high temperature after first cooling stage, slow cooling area be the second cooling stage, tail cold-zone be the 3rd cooling rank Section.About 600 DEG C or so of the hot blast temperature in chilling area, cooling is typically realized by the way of direct air blast, end is burnt till in this area When, can quickly it be cooled down because there is liquid phase inside ceramic product, therefore referred to as chilling area.Silica in ceramic product exists Volume Changes and speed can occur for 573 DEG C of crystal formation transfer point, easily produce stress and ftracture, therefore through too urgent The mode for taking slow cooling indirectly or self-heating to cool down is needed behind cold-zone, ceramic product is gently cooled, to prevent that product from opening Split.About 400 DEG C or so of ceramic product temperature after slowly-cooling, this area can be directly to product quenching to going out kiln temperature Degree, to improve production efficiency, this stage, this was called tail cold-zone or whole cold-zone.However, no matter which kind of type of cooling, can all produce Hot blast, for example, about 100 DEG C or so of the hot blast temperature of tail cold-zone, hot blast is expelled directly out by existing way generally by chimney Into air, this not only causes thermal pollution to air, can also increase the specific energy consumption of product.Therefore, how these to be contained greatly The air of calorimetric energy effectively reclaims and rationally utilizes the big research topic for being ceramic industry.
In order to save the energy, each ceramics, kiln enterprise, which try one's very best, in recent years tries to reclaim kiln heat, such as Fig. 1 It is shown, Chinese patent application CN201510927025.0, it is entitled that " one kind recycles cooling residual heat and improves combustion-supporting wind-warm syndrome In the energy saving kiln of degree ", mention the hot-air of tail cold-zone and take out heat supervisor through tail is cold and extract out, then through tail cooling draft machine, circulation airduct, Heat exchange airduct is sent in the branched indirect cooling branch pipe cooled down indirectly in kiln, by (600 DEG C ~ 650 DEG C of hot-air in kiln)Plus Air, can be heated to more than 180 DEG C by heat, then be mixed with the hot-air high temperature hot gas released by heat exchange draught hood, Temperature will more than 250 DEG C, this partial air in the presence of heat-exchange fan, pass sequentially through heat exchange airduct, heat exchange supervisor, High combustion air exit is sent to, reheats and prepares for lower chilling, reused heat, reduce the nothing of heat Effect discharge, improves efficiency of energy utilization.But, in the patent tail it is cold take out heat supervisor, it is circulation airduct, heat exchange airduct, branched The layout of cooling branch pipe, connected mode are single indirectly, and yield is low, pipeline enclosure is interfered causes temperature fluctuation big, have impact on The shaping of ceramic product.
The content of the invention
Technical problem to be solved in the utility model is that there is provided the ceramics section that cooling residual heat is reclaimed in a kind of efficient relay Energy stove, can form the pipeline structure for reclaiming hot blast by efficient continuous, relay mode, cold when will cool down ceramic in each stage But heat is all recycled, and is significantly reduced the dry, burnup of sintering process, is also effectively reduced what thermal source was caused to environment Pollution, can improve product quality again.
In order to solve the above-mentioned technical problem, the utility model provides the ceramics section that cooling residual heat is reclaimed in a kind of efficient relay Energy stove, including chilling area, slow cooling area and the tail cold-zone being sequentially connected, wherein, it is cold that the tail cold-zone is provided with the tail being sequentially connected Area's draught hood, tail cold-zone exhaust column and take out air-heater;The slow cooling area is provided with the slow cooling area discharge pipe being sequentially connected, multiple slow cooling Area's air feed pipe group, the multiple slow cooling area discharge pipe groups corresponding with the multiple slow cooling area air feed pipe group, slow cooling area exhaust column and Heat-exchange fan;The chilling area is provided with the combustion fan being sequentially connected, air feed supervisor and burner, and the air feed supervisor is provided with Chilling area air feed pipe group and chilling area discharge pipe group.
As the improvement of such scheme, the slow cooling area is additionally provided with the slow cooling area heat exchange manifolds of multiple genesis analysis, institute The input for stating slow cooling area heat exchange manifolds is connected with slow cooling area air feed pipe group, and output end is connected with slow cooling area discharge pipe group;Often Individual slow cooling area air feed pipe group includes the first air feed pipe, the first horizontal airduct for being provided with multiple air ports and located at first beam wind Multiple first branch pipe connections on pipe, the first air feed pipe is connected with the first horizontal airduct, and first branch pipe connection is with delaying It is connected between the input of cold-zone heat exchange manifolds by high temperature hose;Each slow cooling area discharge pipe group includes being provided with multiple air ports The second horizontal airduct and multiple second branch pipe connections on the described second horizontal airduct, second branch pipe connection with it is slow It is connected between the output end of cold-zone heat exchange manifolds by high temperature hose.
As the improvement of such scheme, the chilling area is additionally provided with multiple chilling areas heat exchange manifolds, the chilling area heat The input for exchanging branch pipe is connected with chilling area air feed pipe group, and output end is connected with chilling area discharge pipe group;The chilling area is supplied Airduct group include air feed pipe, connected with the air feed pipe horizontal air feed pipe, be divided into the first of the horizontal air feed pipe both sides Longitudinal air feed pipe and second longitudinal direction air feed pipe, multiple first air feed branch pipe connections on the first longitudinal direction air feed pipe and set In multiple second air feed branch pipe connections on the second longitudinal direction air feed pipe, the first air feed branch pipe connection and the second air feed branch Pipe joint is connected by high temperature hose with the input of corresponding chilling area heat exchange manifolds respectively;The chilling area discharge pipe group The horizontal discharge pipe that is connected including discharge pipe, with the discharge pipe, the first longitudinal direction for being divided into the horizontal discharge pipe both sides go out Airduct and second longitudinal direction discharge pipe, multiple first air-out branch pipe connections on the first longitudinal direction discharge pipe and located at described Multiple second air-out branch pipe connections on second longitudinal direction discharge pipe, the first air-out branch pipe connection and the second air-out branch pipe connection It is connected respectively by high temperature hose with the output end of corresponding chilling area heat exchange manifolds.
As the improvement of such scheme, the multiple chilling area heat exchange manifolds extend transversely through chilling area both sides kiln porthole, And two adjacent chilling area heat exchange manifolds head and the tail reversed arrangements, make hot blast in chilling area heat exchange manifolds from chilling area air feed Pipe group extends transversely through chilling area during entering chilling area discharge pipe group.
As the improvement of such scheme, the air feed supervisor in the chilling area is provided with butterfly valve in chilling area pipe, and chilling area is supplied The air feed for the front end that hot blast in airduct group is managed interior butterfly valve by chilling area, which is responsible for, to be entered, after chilling area heat temperature raising, chilling area The air feed that is again introduced into that hot blast in discharge pipe group is managed the rear end of interior butterfly valve by chilling area is responsible for.
As the improvement of such scheme, the tail cold-zone is additionally provided with tail air-cooler, is responsible for located at the top on tail cold-zone top And be responsible for located at the bottom of tail cold-zone bottom, the tail air-cooler is responsible for by top and bottom supervisor supplies the air in workshop Enter tail cold-zone.
As the improvement of such scheme, the hot blast that the slow cooling area is additionally provided with slow cooling area draught hood, the slow cooling area leads to Too slow cold-zone draught hood enters slow cooling area exhaust column.
As the improvement of such scheme, the chilling area is additionally provided with chilling blower fan, the upper air feed pipe located at chilling area top Group and the lower air feed pipe group located at chilling area bottom, the chilling blower fan by air feed be responsible in hot blast feed upper air feed pipe group and Lower air feed pipe group is to cool down product.
As the improvement of such scheme, the chilling area is additionally provided with the up-draught branch for extending transversely through chilling area both sides kiln porthole Blowing mouth is equipped with pipe and lower blowing branch pipe, the up-draught branch pipe and lower blowing branch pipe;The upper air feed pipe group includes upper Horizontal air feed pipe, it is divided on the first of the upper horizontal air feed pipe both sides longitudinal air feed pipe on longitudinal air feed pipe and second, sets On described first on longitudinal air feed pipe multiple first on air feed branch pipe connection and on described second on longitudinal air feed pipe Multiple second on air feed branch pipe connection, air feed branch pipe connection passes through height respectively on air feed branch pipe connection and second on described first Warm flexible pipe is connected to the two ends of up-draught branch pipe;The lower air feed pipe group includes lower horizontal air feed pipe, is divided into the lower transverse direction It is first time of air feed pipe both sides longitudinal air feed pipe and second time longitudinal air feed pipe, many on described first time longitudinal direction air feed pipe Individual first time air feed branch pipe connection and multiple second time air feed branch pipe connections on described second time longitudinal air feed pipe, it is described First time air feed branch pipe connection and second time air feed branch pipe connection are connected to the two ends of lower blowing branch pipe by high temperature hose respectively.
As the improvement of such scheme, the heat-exchange fan in the slow cooling area is provided with first outlet and second outlet, Enter the hot blast of heat-exchange fan by first outlet through smoke stack emission to air along slow cooling area exhaust column, by second outlet according to Secondary flow through enters combustion fan after valve, the first airduct, filter, the second airduct, slide valve.
Implementing the beneficial effects of the utility model is:
The utility model forms the pipeline structure for reclaiming hot blast by efficient continuous, relay mode, and each stage is cooled down Cooling heat when ceramic is all recycled, and significantly reduces the dry, burnup of sintering process;Meanwhile, the utility model without High warm air is discharged into air, is effectively reduced thermal source pollution on the environment, and product quality can be improved again.
Specifically, the hot blast of uniform temperature is produced after tail cold-zone cooling product(120 DEG C or so), the hot blast is by taking out hot blast Machine is extracted out and is sent in slow cooling area heat exchange manifolds;In slow cooling area(Temperature in slow cooling area is between 400 DEG C~600 DEG C), hot blast Cold-zone heat exchange manifolds one end infeed other end of postponing is extracted out, in transmitting procedure, and the heat in slow cooling area is postponed, and cold-zone is hot to hand over The tube wall for changing branch pipe is passed in pipe, raises the hot blast temperature in slow cooling area heat exchange manifolds pipe(Hot blast temperature can be more than 250 ℃), and extracted out through heat-exchange fan;Heat-exchange fan is extracted out after hot blast, and a part of hot blast is sent to drier dry base substrate, subtracts Burnup is dried less, and another part hot blast is delivered to combustion fan after being filtered through filter;The hot blast of combustion fan outlet is in chilling area (Temperature is more than 600 DEG C in chilling area)After chilling area heat exchange manifolds again heat temperature raising(Maximum temperature is up to 350 DEG C) The burner of kiln is sent to, realizes combustion-supporting, combustion-supporting air temperature is further improved, can substantially reduce and burn till burnup.Therefore, entirely In structure, the hot blast that air-heater outlet is taken out in tail cold-zone is collected in rear and slow cooling area by the heating of Duo Gen slow cooling area heat exchange manifolds Heat-exchange fan entrance be connected, its outlet is connected with combustion fan entrance, and the relay air supply mode of this " pushing and pulling " can To reduce the resistance in running, reduction blower fan is born and power saving.
In addition, by intensive arrangement slow cooling area's heat exchange manifolds and chilling area heat exchange manifolds in stove, using indirect The mode of heat exchange, makes the hot blast in slow cooling area heat exchange manifolds and chilling area heat exchange manifolds not contacted directly with product, this is cold But mode is gentle much compared with directly drying or being cooled down indirectly using normal temperature air, allows quartz in the pass of " 573 DEG C " Key crystal formation transfer point is slowly carried out(Because of Volume Changes drastically, temperature control is improper to produce stress cracking to this point), reduce " wind It is frightened " defect, product yield is substantially improved, and improves Ceramics Enterprises benefit.Simultaneously as hot blast does not enter in stove, favorably In pressure control, it is ensured that stove cooling is uniform, and the temperature difference is small, can prevent because the temperature difference greatly caused by product cracking and deformation defect.
Further, in order to reduce the section temperature difference in stove, according to furnace construction feature, slow cooling area heat exchange manifolds are taken Longitudinal direction(It is parallel with the length direction of stove)The mode of intensive stringing, chilling area heat exchange manifolds take transverse direction(With stove section It is parallel)The mode of intensive stringing, both can uniformly heat hot blast, also can uniformly cool down product, ensure while wind-warm syndrome is improved Product cooling quality.
Correspondingly, in order to strengthen quenching effect, chilling area separately sets chilling blower fan, passes through the up-draught branch through both sides kiln wall Pipe and lower blowing branch pipe, product quenching is directly directed in the upper and lower of product.
Brief description of the drawings
Fig. 1 is the structural representation of the existing energy saving kiln for recycling the combustion-supporting air temperature of cooling residual heat raising;
Fig. 2 is the front view for the ceramic energy saving stove that cooling residual heat is reclaimed in the efficient relay of the utility model;
Fig. 3 is the partial enlarged drawing in A portions in Fig. 2;
Fig. 4 is the partial enlarged drawing in B portions in Fig. 2;
Fig. 5 is the top view for the ceramic energy saving stove that cooling residual heat is reclaimed in the efficient relay of the utility model;
Fig. 6 is the partial enlarged drawing in C portions in Fig. 5;
Fig. 7 is the partial enlarged drawing in D portions in Fig. 5;
Fig. 8 is Fig. 5 A-A sectional view;
Fig. 9 is Fig. 5 B-B sectional view;
Figure 10 is Fig. 5 C-C sectional view;
Figure 11 is Fig. 5 D-D sectional view;
Figure 12 is Fig. 5 E-E sectional view.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer Type is described in further detail.Only this state, the utility model occur in the text or will appear from upper and lower, left and right, it is preceding, Afterwards, the orientation such as inside and outside word, only on the basis of accompanying drawing of the present utility model, it is not to specific restriction of the present utility model.
Referring to Fig. 2 ~ Fig. 7, Fig. 2 ~ Fig. 7 shows that the ceramic energy saving stove of cooling residual heat is reclaimed in the efficient relay of the utility model Concrete structure, its successively include chilling area, slow cooling area and tail cold-zone, specifically:
Tail cold-zone:
The tail cold-zone is provided with tail cold-zone draught hood 42, tail cold-zone exhaust column 3 and takes out air-heater 39, tail cold-zone exhausting Cover 42 is used for the hot blast pumping in tail cold-zone to tail cold-zone exhaust column 3 and is connected with the entrance for taking out air-heater 39.Meanwhile, it is described Tail cold-zone is additionally provided with tail air-cooler 41, located at tail cold-zone top(That is kiln top)Top supervisor 2 and located at tail cold-zone bottom (That is kiln bottom)Bottom supervisor 1, the tail air-cooler 41 is by top supervisor 2 and bottom supervisor 1 by the air in workshop Tail cold-zone is fed, so as to realize effective cooling to product in tail cold-zone.Wherein, it is described to take out air-heater 39 and tail air-cooler 41 is pacified Loaded on the platform 40 of tail air-cooler 41.
It should be noted that in tail cold-zone, tail air-cooler 41 is responsible for 1 by the sky in workshop by top supervisor 2 and bottom The hot blast that gas feeds after tail cold-zone, cooling product enters the tail cold-zone exhaust column for taking out the entrance of air-heater 39 through tail cold-zone draught hood 42 3, and then slow cooling area is supplied to, it is achieved thereby that the efficient relay of hot blast is reclaimed.When the hot blast temperature of tail cold-zone is higher or heat exchange When area's cooling effect is bad, can close take out air-heater 39 outlet discharge pipe 5 hot gas is discharged into by the stovepipe 4 in tail cold-zone In air.Cold blast sliding valve 38 is opened, multiple slow cooling area air feed pipe groups 8 is entered by discharge pipe 5 to supplement cold wind, it is ensured that air quantity, increased Plus slow cooling intensity.
Slow cooling area:
The slow cooling area is provided with slow cooling area discharge pipe 5, multiple slow cooling area air feed pipe groups 8 and the multiple slow cooling area air feed Pipe group 8 corresponding multiple slow cooling area discharge pipe groups 9, slow cooling area exhaust column 7 and heat-exchange fan 36.Wherein, heat-exchange fan 36 are arranged on slow cooling fan platform 35, and slow cooling area air feed pipe group 8 is corresponded with slow cooling area discharge pipe group 9, described to take out hot blast The outlet of machine 39 is slow cooling area discharge pipe 5, the hot blast in slow cooling area discharge pipe 5 by multiple slow cooling area air feed pipe groups 8, Enter slow cooling area exhaust column 7 after multiple slow cooling area discharge pipe groups 9 and be connected with the entrance of heat-exchange fan 36.Meanwhile, it is described slow The hot blast that cold-zone is additionally provided with slow cooling area draught hood 6, the slow cooling area enters slow cooling area exhaust column 7 by slow cooling area draught hood 6.
It should be noted that in slow cooling area, from hot blast that air-heater 39 is sent in slow cooling area discharge pipe 5 is taken out through multiple slow cooling Enter the slow cooling area exhaust column 7 of heat-exchange fan 36 after area's air feed pipe group 8, multiple slow cooling area discharge pipe groups 9;Cooled down in slow cooling area Hot blast after product is extracted to slow cooling area exhaust column 7 through slow cooling area draught hood 6, it is achieved thereby that the efficient relay of hot blast is reclaimed; Correspondingly, motor-driven valve 11 is additionally provided with slow cooling area exhaust column 7 and with cold blast sliding valve 10, by motor-driven valve 11 and with cold blast sliding valve 10;Can The hot blast air quantity that effectively regulation enters in slow cooling area exhaust column 7 through slow cooling area, so as to control the chilling temperature in this area;Meanwhile, it is Control tail cold-zone exhaust column 3 enters the air quantity of slow cooling area exhaust column 7, the friendship of exhaust column 3 and slow cooling area exhaust column 7 in tail cold-zone Meet place and dish valve 37 in the pipe of adjustable air volume is set.
Further, the heat-exchange fan 36 in the slow cooling area is provided with first outlet and second outlet, is taken out along slow cooling area The hot blast that airduct 7 enters heat-exchange fan 36 can be emitted into air by first outlet through chimney 12, can also pass through second outlet Flow through successively and enter combustion fan 14 after valve 34, the first airduct 33, filter 13, the second airduct 29, slide valve 27, realize heat Effective filtering of wind, it is ensured that the cleannes of hot blast.Preferably, the two ends of filter 13 set dish valve in pipe respectively(31,32), with convenient Dismantled during cleaning.
Chilling area:
The chilling area is provided with strap brake provided with combustion fan 14, air feed supervisor 16 and burner 23, the air feed supervisor 16 The chilling area air feed pipe group 20 and chilling area discharge pipe group 22 of valve 19, the outlet of the heat-exchange fan 36(Second outlet)Connection Combustion fan 14.In chilling area, the entrance of combustion fan 14, which is provided with, matches somebody with somebody cold blast sliding valve 30, and outlet is responsible for 16 by air feed.During work, Hot blast in the combustion fan 14 enters air feed supervisor 16, and sequentially passes through chilling area air feed pipe group 20 and chilling area discharge pipe Air feed supervisor 16 is again introduced into after group 22, after the heating in over-quenching area, the hot blast in air feed supervisor 16 is sent to burner 23 and added Heat is combustion-supporting.Wherein, combustion fan 14 is arranged on slow cooling fan platform 35.
Further, the air feed supervisor 16 in the chilling area is provided with butterfly valve 21, chilling area air feed pipe group 20 in chilling area pipe The air feed supervisor 16 that interior hot blast manages the interior front end of butterfly valve 21 by chilling area enters, after chilling area heat temperature raising, the air-out of chilling area The air feed that is again introduced into that hot blast in pipe group 22 is managed the rear end of interior butterfly valve 21 by chilling area is responsible for 16.So that chilling area air feed Pipe group 20 and the formation parallel-connection structure of chilling area discharge pipe group 22, meanwhile, the adjustment of interior butterfly valve 21 can be managed by chilling area, makes hot blast It can be heated fully or partially through chilling area.
As can be seen from figures 8 and 9, the slow cooling area is additionally provided with the slow cooling area heat exchange manifolds of multiple genesis analysis, described slow The input of cold-zone heat exchange manifolds is connected with slow cooling area air feed pipe group 8, and output end is connected with slow cooling area discharge pipe group 9.Accordingly Ground, a slow cooling area heat exchange manifolds, a slow cooling area air feed pipe group 8 and a slow cooling area discharge pipe group 9 constitute a hot gas Path.
Each slow cooling area air feed pipe group 8 includes the first air feed pipe 8a, is provided with the first transverse direction airduct 8c in multiple air ports and sets Multiple first branch pipe connection 8d on the described first horizontal airduct 8c, the horizontal airduct 8c of the first air feed pipe 8a and first connect It is logical, it is connected between the first branch pipe connection 8d and the input of slow cooling area heat exchange manifolds by high temperature hose 8e;It is each slow Cold-zone discharge pipe group 9 includes being provided with the second transverse direction airduct 9a in multiple air ports and multiple on the described second horizontal airduct 9a Pass through high temperature hose 9c between second branch pipe connection 9b, the second branch pipe connection 9b and the output end of slow cooling area heat exchange manifolds It is connected.
During work, the first air feed pipe 8a and is sequentially entered from the hot blast that air-heater 39 is sent in slow cooling area discharge pipe 5 is taken out Hot blast in one horizontal airduct 8c, the first horizontal airduct 8c in the middle part of the first horizontal airduct 8c by flowing to the first horizontal airduct 8c two Side simultaneously enters slow cooling area heat exchange manifolds, after slow cooling area heat temperature raising, slow cooling area heat exchange manifolds along the first branch pipe connection 8d Interior hot blast enters the second horizontal airduct 9a along the second branch pipe connection 9b, finally, into the slow cooling area exhausting of heat-exchange fan 36 Pipe 7, realizes the further heating of hot blast.
Meanwhile, slide valve 8b is provided with the first air feed pipe 8a, slow cooling area air feed can effectively be adjusted by slide valve 8b Air force in pipe group 8, slow cooling area heat exchange manifolds and slow cooling area discharge pipe group 9.
As shown in Figures 10 and 11, the chilling area is additionally provided with multiple chilling area heat exchange manifolds 20g, the chilling area heat The input for exchanging branch pipe 20g is connected with chilling area air feed pipe group 20, and output end is connected with chilling area discharge pipe group 22.
The chilling area air feed pipe group 20 include air feed pipe 20a, connected with the air feed pipe 20a horizontal air feed pipe 20b, It is divided into the first longitudinal direction air feed pipe 20c and second longitudinal direction air feed pipe 20e of the horizontal air feed pipe 20b both sides, located at described Multiple first air feed branch pipe connection 20d on one longitudinal air feed pipe 20c and multiple on the second longitudinal direction air feed pipe 20e Second air feed branch pipe connection 20f, the first air feed branch pipe connection 20d and the second air feed branch pipe connection 20f pass through high temperature respectively Flexible pipe is connected with corresponding chilling area heat exchange manifolds 20g input;The chilling area discharge pipe group 22 includes discharge pipe 22a, the horizontal discharge pipe 22b connected with the discharge pipe 22a, the first longitudinal direction for being divided into the horizontal discharge pipe 22b both sides Discharge pipe 22e and second longitudinal direction discharge pipe 22c, multiple first air-out branch pipes on the first longitudinal direction discharge pipe 22e connect Head 22f and multiple second air-out branch pipe connection 22d on the second longitudinal direction discharge pipe 22c, the first air-out branch pipe Joint 22f and the second air-out branch pipe connection 22d pass through output of the high temperature hose with corresponding chilling area heat exchange manifolds 20g respectively End is connected.
During work, the hot blast in the combustion fan 14 sequentially enters air feed supervisor 16, air feed pipe 20a and horizontal air feed pipe 20b, and the first longitudinal direction air feed pipe 20c and second of transverse direction air feed pipe 20b both sides is flowed to by horizontal air feed pipe 20b middle part respectively Longitudinal air feed pipe 20e;Enter chilling area heat along the first air feed branch pipe connection 20d into first longitudinal direction air feed pipe 20c hot blast to hand over The hot blast changed in branch pipe 20g input, chilling area heat exchange manifolds 20g is handed over after chilling area heat temperature raising by chilling area heat Branch pipe 20g output end output is changed, and enters first longitudinal direction discharge pipe 22e, then, first along the first air-out branch pipe connection 22f Hot blast in longitudinal discharge pipe 22e enters horizontal discharge pipe 22b, then by output in the middle part of horizontal discharge pipe 22b to discharge pipe 22a and Air feed supervisor 16, forms complete heating circuit;Into second longitudinal direction air feed pipe 20e hot blast along the second air feed branch pipe connection The hot blast that 20f enters in chilling area heat exchange manifolds 20g input, chilling area heat exchange manifolds 20g is heated through chilling area and risen Wen Hou, is exported, and go out along the second air-out branch pipe connection 22d into second longitudinal direction by chilling area heat exchange manifolds 20g output end Airduct 22c, then, the hot blast in second longitudinal direction discharge pipe 22c enter horizontal discharge pipe 22b, then by the middle part of horizontal discharge pipe 22b Output forms another complete heating circuit to discharge pipe 22a and air feed supervisor 16.Correspondingly, two groups of heating circuits are formed simultaneously It is coupled structure, can further lifts heating effect.
Further, the multiple chilling area heat exchange manifolds extend transversely through chilling area both sides kiln porthole 17, and two adjacent Chilling area heat exchange manifolds 20g head and the tail reversed arrangements, make hot blast in chilling area heat exchange manifolds 20g from chilling area air feed pipe group Chilling area is extended transversely through during 20 entrance chilling area discharge pipe groups 22.
It should be noted that in order to ensure that the temperature in chilling area is uniform, adjacent chilling area heat exchange manifolds 20g is from beginning to end Hot blast in interlaced arrangement, i.e. chilling area heat exchange manifolds 20g enters opposite side urgency from kiln side chilling area air feed pipe group 20 Cold-zone discharge pipe group 22.
As shown in figure 12, the chilling area be additionally provided with chilling blower fan 26, the upper air feed pipe group 24 located at chilling area top and Lower air feed pipe group 25 located at chilling area bottom, the hot blast that air feed is responsible in 16 by the chilling blower fan 26 feeds upper air feed pipe group 24 and lower air feed pipe group 25 to cool down product.Wherein, the chilling blower fan 26 is arranged on slow cooling fan platform 35.
It should be noted that chilling area also passes through urgency in addition to the heat by absorbing cooling product to Hot-blast Heating Air feed is responsible for air in the workshop in 16 and feeds upper air feed pipe group 24 and lower air feed pipe group 25 with directly cooling production by air-cooler 26 Product.
Specifically, the chilling area be additionally provided with the up-draught branch pipe 24d that extends transversely through chilling area both sides kiln porthole 18 and under Blowing mouth is equipped with blowing branch pipe 25f, the up-draught branch pipe 24d and lower blowing branch pipe 25f.
The upper air feed pipe group 24 includes upper horizontal air feed pipe 24a, is divided into the of the upper horizontal air feed pipe 24a both sides Longitudinal air feed pipe 24f on the air feed pipe 24b and second of longitudinal direction on one, on described first on longitudinal air feed pipe 24b multiple the On one air feed branch pipe connection 24c and on described second on longitudinal air feed pipe 24f multiple second on air feed branch pipe connection 24e, air feed branch pipe connection 24e is connected to by high temperature hose respectively on air feed branch pipe connection 24c and second on described first Blowing branch pipe 24d two ends.During work, cold wind enters upper horizontal air feed pipe 24a, and respectively by upper horizontal air feed pipe 24a Longitudinal air feed pipe 24f on the air feed pipe 24b and second of longitudinal direction on the first of the upper transverse direction air feed pipe 24a both sides of portion's flow direction;Into first Upper longitudinal air feed pipe 24b cold wind air feed branch pipe connection 24c along along first enters up-draught branch by up-draught branch pipe 24d one end Pipe 24d;On into second longitudinal air feed pipe 24f hot blast along along second air feed branch pipe connection 24e by the another of up-draught branch pipe 24d One end enters up-draught branch pipe 24d;Due to being uniformly drilled with multiple apertures on up-draught branch pipe 24d, can directly it be aligned by aperture Quenching above product, and air feed can both ensure that air quantity is sufficient, can also ensure that each hole is blown simultaneously on up-draught branch pipe 24d both sides The air quantity that goes out, blast are uniform, reduce chilling area top section temperature difference.
The lower air feed pipe group 25 includes lower horizontal air feed pipe 25c, is divided into the of the lower horizontal air feed pipe 25c both sides The longitudinal air feed pipe 25d of longitudinal direction air feed pipe 25b and second time once, multiple the on described first time longitudinal direction air feed pipe 25b Once air feed branch pipe connection 25a and multiple second time air feed branch pipe connections on described second time longitudinal air feed pipe 25d 25e, first time air feed branch pipe connection 25a and second time air feed branch pipe connection 25e are connected to lower blowing by flexible pipe respectively Branch pipe 25f two ends.During work, cold wind enters lower horizontal air feed pipe 25c, and is flowed respectively by lower horizontal air feed pipe 25c middle part First time longitudinal direction air feed pipe 25b of downward transverse direction air feed pipe 25c both sides and second time longitudinal air feed pipe 25d;It is vertical into first time Lower blowing branch pipe is entered by lower blowing branch pipe 25f one end to air feed pipe 25b hot blast along first time air feed branch pipe connection 25a 25f;Into second time longitudinal air feed pipe 25d cold wind along second time air feed branch pipe connection 25e by the another of lower blowing branch pipe 25f End enters lower blowing branch pipe 25f;Due to being uniformly drilled with multiple apertures on lower blowing branch pipe 25f, production can be directly directed at by aperture Quenching below product, and air feed can both ensure that air quantity was sufficient simultaneously on lower blowing branch pipe 25f both sides, can also ensure each hole blowout Air quantity, blast it is uniform, reduce the chilling area lower section temperature difference.
From the foregoing, it will be observed that the utility model forms the pipeline structure for reclaiming hot blast by efficient continuous, relay mode, will be each Cooling heat during stage cooling ceramics is all recycled, and significantly reduces the dry, burnup of sintering process;Meanwhile, this reality Without high warm air air is discharged into new, is effectively reduced thermal source pollution on the environment, product quality can be improved again.
Specifically, the hot blast of uniform temperature is produced after tail cold-zone cooling product(100 DEG C or so), the hot blast is by taking out hot blast Machine 39 is extracted out and is sent in slow cooling area heat exchange manifolds;In slow cooling area(Temperature in slow cooling area is between 400 DEG C~600 DEG C), heat Wind postpone cold-zone heat exchange manifolds one end feed the other end extract out, in transmitting procedure, the heat in slow cooling area postpone cold-zone heat The tube wall for exchanging branch pipe is passed in pipe, raises the hot blast temperature in slow cooling area heat exchange manifolds pipe(Hot blast temperature can be more than 250 ℃), and extracted out through heat-exchange fan 36;Heat-exchange fan 36 is extracted out after hot blast, and a part of hot blast is sent to drier and dries base Body, reduces and dries burnup, and another part hot blast is delivered to combustion fan 14 after being filtered through filter;The hot blast that combustion fan 14 is exported In chilling area(Temperature is more than 600 DEG C in chilling area)After chilling area heat exchange manifolds 20g again heat temperature raising(Maximum temperature Up to 350 DEG C)The burner 23 of kiln is sent to, realizes combustion-supporting, combustion-supporting air temperature is further improved, can substantially reduce and burn till combustion Consumption.Therefore, in total, the hot blast that the outlet of air-heater 39 is taken out in tail cold-zone heats remittance by Duo Gen slow cooling area heat exchange manifolds The General Logistics Department is connected with the entrance of heat-exchange fan 36 in slow cooling area, and its outlet is connected with the entrance of combustion fan 14, this " to connect pushing belt The relay air supply mode of drawing " can reduce the resistance in running, and reduction blower fan is born and power saving.Simultaneously as slow cooling area Hot blast in heat exchange manifolds has tail cold-zone to pump, and is not contacted directly with product in slow cooling area heat exchange manifolds, The type of cooling is gentle much compared with directly drying or being cooled down indirectly using normal temperature air, allows quartz at " 573 DEG C " Crucial crystal formation transfer point slowly carry out(Because of Volume Changes drastically, temperature control is improper to produce stress cracking to this point), reduction " wind is shied " defect, product yield is substantially improved, and improves Ceramics Enterprises benefit.
In addition, by intensive arrangement slow cooling area's heat exchange manifolds and chilling area heat exchange manifolds 20g in stove, between The mode of heat exchange is connect, hot blast can be made not enter in stove, be conducive to pressure control, it is ensured that stove cooling is uniform, and the temperature difference is small, can prevent Only because the temperature difference greatly caused by product cracking and deformation defect.Further, in order to reduce the section temperature difference in stove, according to kiln knot Structure feature, slow cooling area heat exchange manifolds take longitudinal direction(It is parallel with the length direction of stove)The mode of intensive stringing, chilling area heat Exchange branch pipe 20g and take transverse direction(It is parallel with stove section)The mode of intensive stringing, both can uniformly heat hot blast, also can be uniform Product is cooled down, product cooling quality is ensure that while wind-warm syndrome is improved.
Correspondingly, in order to strengthen quenching effect, chilling area separately sets chilling blower fan 26, passes through the up-draught through both sides kiln wall Branch pipe 24d and lower blowing branch pipe 25f, product quenching is directly directed in the upper and lower of product.In order to reach preferable sealing Effect, in addition to segmenting branch pipe, main air-valve takes slide valve.
The above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and moistened Decorations are also considered as protection domain of the present utility model.

Claims (10)

1. the ceramic energy saving stove of cooling residual heat, including chilling area, slow cooling area and the tail being sequentially connected are reclaimed in a kind of efficient relay Cold-zone, it is characterised in that
The tail cold-zone is provided with the tail cold-zone draught hood being sequentially connected, tail cold-zone exhaust column and takes out air-heater;
The slow cooling area is provided with the slow cooling area discharge pipe being sequentially connected, multiple slow cooling area air feed pipe groups and the multiple slow cooling area Air feed pipe group corresponding multiple slow cooling area discharge pipe groups, slow cooling area exhaust column and heat-exchange fan;
The chilling area is provided with the combustion fan being sequentially connected, air feed supervisor and burner, and the air feed supervisor is provided with chilling area Air feed pipe group and chilling area discharge pipe group.
2. ceramic energy saving stove as claimed in claim 1, it is characterised in that the slow cooling area is additionally provided with multiple genesis analysis Slow cooling area heat exchange manifolds, the input of slow cooling area heat exchange manifolds is connected with slow cooling area air feed pipe group, and output end is with delaying Cold-zone discharge pipe group is connected;
Each slow cooling area air feed pipe group includes the first air feed pipe, the first horizontal airduct for being provided with multiple air ports and located at described first Multiple first branch pipe connections on horizontal airduct, the first air feed pipe is connected with the first horizontal airduct, and first branch pipe connects Head between the input of slow cooling area heat exchange manifolds by high temperature hose with being connected;
Each slow cooling area discharge pipe group includes being provided with the second horizontal airduct in multiple air ports and on the described second horizontal airduct Multiple second branch pipe connections, pass through high temperature hose between second branch pipe connection and the output end of slow cooling area heat exchange manifolds It is connected.
3. ceramic energy saving stove as claimed in claim 1, it is characterised in that the chilling area is additionally provided with multiple chilling area heat and handed over Branch pipe is changed, the input of chilling area heat exchange manifolds is connected with chilling area air feed pipe group, output end and chilling area discharge pipe Group is connected;
The chilling area air feed pipe group include air feed pipe, connected with the air feed pipe horizontal air feed pipe, be divided into the transverse direction The first longitudinal direction air feed pipe and second longitudinal direction air feed pipe of air feed pipe both sides, multiple first on the first longitudinal direction air feed pipe Air feed branch pipe connection and multiple second air feed branch pipe connections on the second longitudinal direction air feed pipe, the first air feed branch pipe Joint and the second air feed branch pipe connection are connected by high temperature hose with the input of corresponding chilling area heat exchange manifolds respectively;
The chilling area discharge pipe group include discharge pipe, connected with the discharge pipe horizontal discharge pipe, be divided into the transverse direction The first longitudinal direction discharge pipe and second longitudinal direction discharge pipe of discharge pipe both sides, multiple first on the first longitudinal direction discharge pipe Air-out branch pipe connection and multiple second air-out branch pipe connections on the second longitudinal direction discharge pipe, the first air-out branch pipe Joint and the second air-out branch pipe connection are connected by high temperature hose with the output end of corresponding chilling area heat exchange manifolds respectively.
4. ceramic energy saving stove as claimed in claim 3, it is characterised in that the multiple chilling area heat exchange manifolds are laterally passed through Chilling area both sides kiln porthole, and two adjacent chilling area heat exchange manifolds head and the tail reversed arrangements are worn, make chilling area heat exchange manifolds Interior hot blast enters during chilling area discharge pipe group from chilling area air feed pipe group extends transversely through chilling area.
5. ceramic energy saving stove as claimed in claim 1, it is characterised in that the air feed supervisor in the chilling area is provided with chilling The air feed for the front end that hot blast in butterfly valve in area's pipe, chilling area air feed pipe group is managed interior butterfly valve by chilling area, which is responsible for, to be entered, through chilling After area's heat temperature raising, the air feed that is again introduced into that the hot blast in chilling area discharge pipe group is managed the rear end of interior butterfly valve by chilling area is responsible for.
6. ceramic energy saving stove as claimed in claim 1, it is characterised in that the tail cold-zone is additionally provided with tail air-cooler, is located at The top supervisor on tail cold-zone top and the bottom supervisor located at tail cold-zone bottom, the tail air-cooler, which passes through top, to be responsible for and bottom It is responsible for and the air in workshop is fed into tail cold-zone.
7. ceramic energy saving stove as claimed in claim 1, it is characterised in that the slow cooling area is additionally provided with slow cooling area draught hood, Hot blast in the slow cooling area enters slow cooling area exhaust column by slow cooling area draught hood.
8. ceramic energy saving stove as claimed in claim 1, it is characterised in that the chilling area is additionally provided with chilling blower fan, is located at The upper air feed pipe group on chilling area top and the lower air feed pipe group located at chilling area bottom, in air feed is responsible for by the chilling blower fan Hot blast feeds upper air feed pipe group and lower air feed pipe group to cool down product.
9. ceramic energy saving stove as claimed in claim 8, it is characterised in that the chilling area, which is additionally provided with, extends transversely through chilling area Blowing mouth is equipped with the up-draught branch pipe of both sides kiln porthole and lower blowing branch pipe, the up-draught branch pipe and lower blowing branch pipe;
The upper air feed pipe group includes upper horizontal air feed pipe, is divided on the first of the upper horizontal air feed pipe both sides longitudinal air feed Longitudinal air feed pipe on pipe and second, on described first on longitudinal air feed pipe multiple first on air feed branch pipe connection and be located at On described second on longitudinal air feed pipe multiple second on air feed branch pipe connection, on described first on air feed branch pipe connection and second Air feed branch pipe connection is connected to the two ends of up-draught branch pipe by high temperature hose respectively;
The lower air feed pipe group includes lower horizontal air feed pipe, is divided into first time longitudinal air feed of the lower horizontal air feed pipe both sides Pipe and second time longitudinal air feed pipe, multiple first time air feed branch pipe connections on described first time longitudinal direction air feed pipe and it is located at Under multiple second time air feed branch pipe connections on described second time longitudinal air feed pipe, first time air feed branch pipe connection and second Air feed branch pipe connection is connected to the two ends of lower blowing branch pipe by high temperature hose respectively.
10. ceramic energy saving stove as claimed in claim 1, it is characterised in that set in the heat-exchange fan in the slow cooling area There are first outlet and second outlet, the hot blast along slow cooling area exhaust column into heat-exchange fan is by first outlet through smoke stack emission To air, flowed through successively by second outlet and enter combustion air after valve, the first airduct, filter, the second airduct, slide valve Machine.
CN201621214796.1U 2016-11-11 2016-11-11 The ceramic energy saving stove of cooling residual heat is reclaimed in a kind of efficient relay Expired - Fee Related CN206330438U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107917615A (en) * 2017-12-28 2018-04-17 洛阳北玻硅巢装备技术有限公司 One kind fires exterior insulation multisection type roller kilns

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107917615A (en) * 2017-12-28 2018-04-17 洛阳北玻硅巢装备技术有限公司 One kind fires exterior insulation multisection type roller kilns
CN107917615B (en) * 2017-12-28 2024-01-30 洛阳北玻轻晶石技术有限公司 Multistage roller kiln for firing foamed ceramic insulation board

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