CN205784529U - A kind of Novel tunnel furnace fired for china bowl - Google Patents
A kind of Novel tunnel furnace fired for china bowl Download PDFInfo
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- CN205784529U CN205784529U CN201620463672.0U CN201620463672U CN205784529U CN 205784529 U CN205784529 U CN 205784529U CN 201620463672 U CN201620463672 U CN 201620463672U CN 205784529 U CN205784529 U CN 205784529U
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- kiln
- gas
- kiln body
- air
- china bowl
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Abstract
The utility model discloses a kind of Novel tunnel furnace fired for china bowl, including kiln body, in kiln body, the direction of transfer along china bowl sets gradually as preheating zone, clinkering zone and cooling zone, kiln body is vertically arranged with roof, kiln thorax and kiln bottom, the roof of clinkering zone is provided with the gas passage of several overall width running through kiln body, the two ends of gas passage connect into gas pipe, and gas passage is through with kiln thorax by coal gas through hole, and the top of coal gas through hole is provided with gas regulator；The kiln body arranged on left and right sides wall top of clinkering zone is provided with air preheater, and air preheater includes air overall channel, main chimney flue, smoke exhaust pipe and the flue of longitudinally staggered distribution and air subchannel, and each point of flue outlet is connected with smoke exhaust pipe.This utility model provides a kind of stable performance, and gas flow and pressure are easy to control, and gas-fired is abundant, and thermal loss is little, the Novel tunnel furnace fired for china bowl that energy consumption is low.
Description
Technical field
This utility model relates to the Thermal Equipment technical field of china bowl baked for producing, particularly to a kind of Novel tunnel furnace fired for china bowl.
Background technology
Last procedure in china bowl production process is exactly that the bowl base to upper glaze is fired, firing and typically adopt tunnel cave, tunnel cave is a long linear tunnel, and fixing wall and vault are arranged at its both sides and top, track is laid in bottom, and kiln car orbits.Combustion apparatus is located at the middle part of tunnel cave, constituting the clinkering zone of high temperature, high-temperature flue gas, under the effect of tunnel cave front end chimney or air-introduced machine, flows along tunnel to kiln hood direction, preheating enters the bowl base on kiln car the most step by step, and this section constitutes the preheating zone of tunnel cave.Outlet at tunnel cave blasts cold wind, and the bowl base of latter a section in cooling tunnel kiln, this section just constitutes the cooling zone of tunnel cave.Traditional kiln body is primarily present following two defect: be on the one hand that clinkering zone includes several burners, burner is directly connected to into gas pipe, uneven owing to entering the gas pressure of gas pipe offer, cause the gas pressure sprayed in kiln thorax or flow suddenly big or suddenly small, fuel gas buring is insufficient or air excess, and the temperature fluctuation in kiln thorax is big, and the bad control duration and degree of heating fired by china bowl, easily produce and burn the impermeable or phenomenon of burning, cause producing some waste products.On the other hand, owing to the required air of imitation frosted glass burning does not take preheating step, typically all blasting cold air and produce combustion reaction with coal gas, cold air can absorb the heat in kiln thorax, this more coal gas that is accomplished by burning, to supplement this partial heat, causes the energy greatly to waste more.Therefore, developing a kind of stable performance, coal gas amount is easy to control, and pressure easily regulates, and gas-fired is abundant, and thermal loss is little, and the Novel tunnel furnace fired for china bowl that energy consumption is low is desirability.
Utility model content
The purpose of this utility model is to provide a kind of stable performance, and coal gas amount is easy to control, and pressure easily regulates, and gas-fired is abundant, and thermal loss is little, the Novel tunnel furnace fired for china bowl that energy consumption is low.
The purpose of this utility model is realized in, including kiln body, in kiln body, the direction of transfer along china bowl sets gradually as preheating zone, clinkering zone and cooling zone, kiln body is along being longitudinally disposed with roof, kiln thorax and kiln bottom, the roof of clinkering zone is provided with several gas passage along kiln body length direction, gas passage runs through the overall width of kiln body, the two ends, left and right of gas passage connect into gas pipe, the bottom of each gas passage is vertically arranged with 3～5 coal gas through holes along kiln body width, the bottom of coal gas through hole is through with kiln thorax, the top of coal gas through hole is provided with gas regulator；It is provided with air preheater on the kiln body arranged on left and right sides wall of clinkering zone, air preheater includes the air overall channel of side wall upper part, the lower section of air overall channel is provided with main chimney flue, the import of the outlet of air overall channel and main chimney flue is all through with kiln thorax, the import of air overall channel connects air subchannel, and it is in longitudinally staggered disposition that the outlet of main chimney flue connects a point flue, air subchannel and point flue, the bottom of kiln body sidewall is provided with smoke exhaust pipe, and each point of flue outlet is connected with smoke exhaust pipe.
This utility model is by arranging gas passage on the roof of kiln body clinkering zone, gas passage import is connected with entering gas pipe, gas passage is connected with kiln thorax by coal gas through hole, coal gas first mixes before entering kiln chamber inner combustion in gas passage, that is the composition of coal gas and pressure can in gas passage advanced row buffering, it is ensured that enter stability and the uniformity of kiln thorax coal gas；And this device is provided with gas regulator at the top of coal gas through hole, the air inflow of coal gas can be efficiently controlled by the aperture controlling gas regulator, so being easy to coal gas fully burn in kiln thorax, beneficially china bowl is in the control of the sintering procedure duration and degree of heating, reduces or avoid the appearance of defect ware.Meanwhile, this utility model is also provided with air preheater in kiln body both sides, utilizes the waste heat of exhaust gases after combustion to add hot-air, on the one hand can avoid enter into the cold air in kiln body and absorb substantial amounts of heat in kiln, cause the waste of thermal source；On the other hand can reduce the fluctuation of kiln temperature, be conducive to improving the service life of furnace lining.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model；
Fig. 2 is this utility model A-A generalized section；
In figure: 1-cooling zone, 2-clinkering zone, 3-roof, 4-kiln thorax, 5-gas passage, 6-gas regulator, 7--coal gas through hole, 8-preheating zone, 9-track, 10-kiln car, 11-enters gas pipe, 12-air overall channel, 13-main chimney flue, 14-air subchannel, 15-divides flue, 16-smoke exhaust pipe.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described, but never in any form this utility model is any limitation as, any change made based on this utility model training centre or improvement, belong to protection domain of the present utility model.
As shown in Fig. 1～2, this utility model includes kiln body, in kiln body, the direction of transfer along china bowl sets gradually as preheating zone 8, clinkering zone 2 and cooling zone 1, kiln body is along being longitudinally disposed with roof 3, kiln thorax 4 and kiln bottom, the roof 3 of clinkering zone 2 is provided with several gas passage 5 along kiln body length direction, gas passage 5 runs through the overall width of kiln body, the two ends, left and right of gas passage 5 connect into gas pipe 11, the bottom of each gas passage 5 is vertically arranged with 3～5 coal gas through holes 7 along kiln body width, the bottom of coal gas through hole 7 is through with kiln thorax 4, the top of coal gas through hole 7 is provided with gas regulator 6；It is provided with air preheater on the kiln body arranged on left and right sides wall of clinkering zone 2, air preheater includes the air overall channel 12 of side wall upper part, the lower section of air overall channel 12 is provided with main chimney flue 13, the import of air overall channel 12 outlet and main chimney flue 13 is all through with kiln thorax 4, the import of air overall channel 12 connects air subchannel 14, the outlet of main chimney flue 13 connects a point flue 15, air subchannel 14 and point flue 15 are in longitudinally staggered disposition, be provided with smoke exhaust pipe 16 in the bottom of kiln body sidewall, each point of flue 15 outlet is connected with smoke exhaust pipe 16.
Further, the refractory brick building air subchannel 14 by laying bricks or stones uses checker brick, and the through hole within checker brick is air subchannel 14.
Further, gas regulator 6 is electronic plug valve or electric butterfly valve.Replace manually regulation by motorized adjustment, be possible not only to reduce the labor intensity of operator, and regulate accurately, be advantageously implemented computer control.
Further, kiln bottom is provided through the kiln body passage of kiln body length direction, and passage is provided with track 9, and track 9 is provided with the kiln car 10 that can slide along track 9.China bowl is contained on kiln car 10 and moves to kiln tail from kiln hood, experienced by preheating zone 8, clinkering zone 2 and cooling zone 1, finally fires and form.
Further, the outlet of smoke exhaust pipe 16 connects air-introduced machine.For being drawn waste gas, strengthen the circulation of waste gas, it is ensured that being smoothed out of air preheat.
This utility model is so work, the base substrate on kiln car 10 and the smoke contacts produced from clinkering zone 2 fuel combustion, is gradually heated, completes the journey of base substrate preheating.At the heat that clinkering zone 2 base substrate is discharged by fuel combustion, the maximum sintering temperature reaching required completes the sintering process of base substrate.Owing to being provided with gas passage 5 in the roof 3 of clinkering zone 2, the import of gas passage 5 is connected with entering gas pipe 11, gas passage 5 is connected with kiln thorax 4 by coal gas through hole 7, the front first mixing in gas passage 5 of coal gas burning in entering kiln thorax 4, that is the composition of coal gas and pressure can in gas passage 5 advanced row buffering, it is ensured that enter composition and the stability of pressure of kiln thorax 4 coal gas；And this device is provided with gas regulator 6 at the top of coal gas through hole 7, the air inflow of coal gas can be efficiently controlled by the aperture controlling gas regulator 6, so being easy to coal gas fully burn in kiln thorax 4, beneficially china bowl is in the control of the sintering procedure duration and degree of heating, reduces or avoid the appearance of defect ware.Meanwhile, this utility model is also provided with air preheater in kiln body both sides, utilizes the waste heat of exhaust gases after combustion to add hot-air, on the one hand can avoid enter into the cold air in kiln body and absorb substantial amounts of heat in kiln, cause the waste of thermal source；On the other hand can reduce the fluctuation of kiln temperature, be conducive to improving the service life of furnace lining.Finally, the goods that high temperature burns till enter cooling zone 1, carry out heat exchange with the cold air blasted from kiln tail and complete the cooling procedure of base substrate.
Claims (5)
1. the Novel tunnel furnace fired for china bowl, including kiln body, in kiln body, the direction of transfer along china bowl sets gradually as preheating zone (8), clinkering zone (2) and cooling zone (1), kiln body is along being longitudinally disposed with roof (3), kiln thorax (4) and kiln bottom, it is characterized in that: the roof (3) of clinkering zone (2) is provided with several gas passage (5) along kiln body length direction, gas passage (5) runs through the overall width of kiln body, the two ends, left and right of gas passage (5) connect into gas pipe (11), the bottom of each gas passage (5) is vertically arranged with 3～5 coal gas through holes (7) along kiln body width, the bottom of coal gas through hole (7) is through with kiln thorax (4), the top of coal gas through hole (7) is provided with gas regulator (6)；The kiln body of clinkering zone (2) is left, it is provided with air preheater on right two side, air preheater includes the air overall channel (12) of side wall upper part, the lower section of air overall channel (12) is provided with main chimney flue (13), the outlet of air overall channel (12) and the import of main chimney flue (13) are all through with kiln thorax (4), the import of air overall channel (12) connects air subchannel (14), the outlet of main chimney flue (13) connects a point flue (15), air subchannel (14) and point flue (15) are in longitudinally staggered disposition, smoke exhaust pipe (16) it is provided with in the bottom of kiln body sidewall, each point of flue (15) outlet is connected with smoke exhaust pipe (16).
A kind of Novel tunnel furnace fired for china bowl the most according to claim 1, it is characterised in that: the refractory brick building air subchannel (14) by laying bricks or stones uses checker brick, and the through hole within checker brick is air subchannel (14).
A kind of Novel tunnel furnace fired for china bowl the most according to claim 1, it is characterised in that: gas regulator (6) is electronic plug valve or electric butterfly valve.
A kind of Novel tunnel furnace fired for china bowl the most according to claim 1, it is characterized in that: kiln bottom is provided through the kiln body passage of kiln body length direction, it is provided with track (9) on passage, track (9) is provided with the kiln car (10) that can slide along track (9).
A kind of Novel tunnel furnace fired for china bowl the most according to claim 1, it is characterised in that: the outlet of smoke exhaust pipe (16) connects air-introduced machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620463672.0U CN205784529U (en) | 2016-05-21 | 2016-05-21 | A kind of Novel tunnel furnace fired for china bowl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620463672.0U CN205784529U (en) | 2016-05-21 | 2016-05-21 | A kind of Novel tunnel furnace fired for china bowl |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205784529U true CN205784529U (en) | 2016-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620463672.0U Expired - Fee Related CN205784529U (en) | 2016-05-21 | 2016-05-21 | A kind of Novel tunnel furnace fired for china bowl |
Country Status (1)
| Country | Link |
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| CN (1) | CN205784529U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387109A (en) * | 2018-02-01 | 2018-08-10 | 中冶长天国际工程有限责任公司 | A kind of dynamic monitor and monitoring method of the peeling of ceramic roller kiln furnace lining |
| CN111397372A (en) * | 2020-03-23 | 2020-07-10 | 陆金喜 | Kiln for firing building cup |
-
2016
- 2016-05-21 CN CN201620463672.0U patent/CN205784529U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387109A (en) * | 2018-02-01 | 2018-08-10 | 中冶长天国际工程有限责任公司 | A kind of dynamic monitor and monitoring method of the peeling of ceramic roller kiln furnace lining |
| CN111397372A (en) * | 2020-03-23 | 2020-07-10 | 陆金喜 | Kiln for firing building cup |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20180521 |
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| CF01 | Termination of patent right due to non-payment of annual fee |