CN204787776U - Enamel fritting furnace - Google Patents
Enamel fritting furnace Download PDFInfo
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- CN204787776U CN204787776U CN201520383188.2U CN201520383188U CN204787776U CN 204787776 U CN204787776 U CN 204787776U CN 201520383188 U CN201520383188 U CN 201520383188U CN 204787776 U CN204787776 U CN 204787776U
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- heater
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- feeding line
- heat exchange
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
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Abstract
The utility model discloses an enamel fritting furnace, including furnace body and pay -off line, furnace body one end is equipped with the opening of furnace body, and the furnace body is inboard inwards to be equipped with heat exchanging area and high -temperature region along the opening in proper order, lateral wall and middle part are equipped with gas fired radiant tubes about the inside of high -temperature region, gas fired radiant tubes includes the nozzle and discharges fume the mouth, the air -blower is connected with the nozzle, the combustor is connected with the nozzle, a plurality of gas fired radiant tubes's the mouth of discharging fume is connected to the pipe of discharging fume jointly, the pipe of discharging fume is laid in the furnace body bottom, the pipe of discharging fume runs through high -temperature region and heat exchanging area, the centrifugal fan who is used for retrieving the flue gas is connected to the other end of managing of discharging fume, the enamel fritting furnace of above -mentioned structure, utilize the natural gas to heat in for the fritting furnace as the heat source, and therefore, high in thermal efficiency, and production cost is reduced.
Description
Technical field
The utility model relates to industrial high temperature manufacture field, is specifically related to a kind of enamel firing freezing of a furnace.
Background technology
The production process of enamelware is generally through following several stages: base, enamel frit makeing, the application of slip, sintering, decoration etc.Sintering link needs through oven dry, high temperature sintering and cooling three steps, and wherein high temperature sintering operation is carried out in sintering furnace, is the link of a highly energy-consuming, and generally adopt electrically heated mode for providing high temperature in stove in existing sintering furnace, heating cost is high.In order to reduce production cost, by reducing the thermal losses in sintering furnace, the mode of heating in sintering furnace can be replaced on the other hand on the one hand.
For rear one, when utilizing electrical heating and heated by natural gas two kinds of modes to produce identical heat, the cost of the natural gas consumed is relatively few, and the mode of heating quick heating of combustion of natural gas, the thermal efficiency is high.Therefore, natural gas is adopted to make to heat up in sintering furnace the production cost that can reduce in enamelware sintering process as thermal source.
Utility model content
The purpose of this utility model is, provides a kind of enamel firing freezing of a furnace of the processing cost that can reduce in enamelware production process.
In order to realize above object, the utility model have employed above technical scheme: a kind of enamel firing freezing of a furnace, comprise body of heater and feeding line, described body of heater one end is provided with the opening of body of heater, furnace body inside is inwardly provided with heat exchange zone and high-temperature region successively along opening, left and right sidewall and the middle part of inside, described high-temperature region are provided with gas fired radiant tubes, gas fired radiant tubes comprises burner and smoke evacuation mouth, being connected with burner of air blast, combustor is connected with burner, the smoke evacuation mouth of multiple gas fired radiant tubes is connected to smoke exhaust pipe jointly, smoke exhaust pipe is laid on bottom of furnace body, smoke exhaust pipe runs through high-temperature region and heat exchange zone, the other end of smoke exhaust pipe connects the centrifugal blower being used for recovered flue gas.Set gradually heat exchange zone and high-temperature region in body of heater, arrange thermal source make to keep high temperature in body of heater in inside, high-temperature region, gas fired radiant tubes arranges left and right sidewall and the middle part of inside, high-temperature region, and high-temperature region internal heat is evenly distributed, air blast is used for providing air, the air outlet of air blast connects air duct, air duct is connected with burner, air is sent in the burner of gas fired radiant tubes by air blast, combustor is used for providing natural gas, the gas outlet of combustor is connected with gas pipeline, gas pipeline connects burner, combustion gas is sent in the burner of gas fired radiant tubes by combustor, the gas that air and natural gas are mixed in nozzle Thorough combustion in gas fired radiant tubes, the outside radiations heat energy of gas fired radiant tubes makes to heat up in high-temperature region, gas fired radiant tubes is provided with smoke evacuation mouth, flue gas after burning is discharged from smoke evacuation mouth, the smoke evacuation mouth of each gas fired radiant tubes is connected to a smoke exhaust pipe jointly, smoke exhaust pipe is positioned at bottom of furnace body, extend to heat exchange zone, making full use of high temperature that flue gas has is product preheating in body of heater in heat exchange zone, the flue gas of finally discharging from smoke exhaust pipe still has higher temperature, utilize the flue gas in centrifugal blower recovery smoke exhaust pipe, these flue gases available are auxiliary heating in drying oven, economize energy.
As preferably, described body of heater is " U " shape, and described high-temperature region is positioned in side " U " arc of body of heater.Body of heater is set to U-shaped, and high-temperature region is positioned on U-shaped arm, and such vibrational power flow can reduce the heat loss of high-temperature region, improves the thermal efficiency in body of heater.
As preferably, described feeding line is annular feeding line, and feeding line is arranged through body of heater opening, and feeding line comprises the dress discharge zone be in outside body of heater, and is in the thermal treatment zone of furnace body inside; The feeding line of described furnace body inside passes heat exchange zone, high-temperature region and heat exchange zone successively along its feed direction.Feeding line is toward the feeding of body of heater Inner eycle, temperature feeding line entering the product before high-temperature region is lower, the temperature of the product sent from high-temperature region is higher, enters the product before high-temperature region and heat exchange zone, carries out heat exchange, to entering the product preheating before high-temperature region with the product sent from high-temperature region.
As preferably, described feeding line is suspended chain, and suspended chain is provided with suspension hook, and a part for described smoke exhaust pipe is positioned at heat exchange zone, and it is positioned at immediately below heat exchange zone feeding line feed zone.Feeding line enters furnace body inside from body of heater opening, product is sent into the feed zone that a section before high-temperature region is product by feeding line, product to be sintered is fixed in suspended chain by suspension hook and runs with suspended chain, smoke exhaust pipe is arranged on the below of feed zone, makes full use of the product on the high temperature preheating feed zone of flue gas in smoke exhaust pipe.
As preferably, the intersection of the opening of described body of heater and heat exchange zone and high-temperature region is provided with heat-proof device.The heat losses of high-temperature region can be reduced, the employee of burn near body of heater opening in body of heater can be prevented simultaneously.
As preferably, described gas fired radiant tubes is W type radiant tube.The thermal efficiency of W type radiant tube is high, and temperature is evenly distributed at tube surfaces.
As preferably, described body of heater high-temperature region part is provided with access door.Handled easily personnel are to the later maintenance of sintering furnace.
The enamel firing freezing of a furnace of said structure, utilize natural gas as thermal source for heating in sintering furnace, quick heating in stove, the thermal efficiency is high, reduces production cost.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 be in Fig. 1 A-A to sectional view.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
A kind of enamel firing freezing of a furnace as shown in Fig. 1 ~ Fig. 2, comprise body of heater 1 and feeding line 2, body of heater 1 is set to U-shaped, body of heater 1 one end is provided with the opening of body of heater 1, heat exchange zone 11 and high-temperature region 12 is inwardly provided with successively along opening inside body of heater 1, high-temperature region 12 is positioned on the side U-shaped arm of body of heater 1, product after the application of slip carries out sintering processes in high-temperature region 12, left and right sidewall and the middle part of inside, high-temperature region 12 are provided with gas fired radiant tubes 3, the present embodiment adopts W type radiant tube, the upper end entrance of gas fired radiant tubes 3 is burner 31, air blast 4 is positioned at outside body of heater, air blast 4 is connected with burner 31 for providing air in gas fired radiant tubes 3, combustor 5 is positioned at body of heater top, combustor 5 is connected with burner 31, combustor 5 provides natural gas for gas fired radiant tubes, natural gas and air be the mixed body combustion being incorporated in gas fired radiant tubes 3 in burner 31, gas fired radiant tubes 3 surface is made to have hyperthermia radiation heat release.Gas fired radiant tubes 3 has the smoke evacuation mouth for discharging the flue gas after burning, the smoke evacuation mouth of each gas fired radiant tubes 3 in body of heater 1 is connected on same smoke exhaust pipe, smoke exhaust pipe (meaning not shown in the figures) is positioned at bottom body of heater 1, a part for smoke exhaust pipe is arranged in heat exchange zone 11, feeding line 2 in body of heater 1 before entering high-temperature region 12 one section is feed zone, the part that smoke exhaust pipe is arranged in heat exchange zone 11 is positioned at immediately below the feed zone of feeding line 2, the air outlet of smoke exhaust pipe is connected with centrifugal blower, the flue gas sent still has higher temperature, centrifugal blower reclaims the flue gas sent, by these fume emissions in the radiation pipeline of drying oven, for drying in drying oven through the product of enamel.The opening of body of heater 1 and the intersection of heat exchange zone 11 and high-temperature region 12 are provided with heat-proof device 6, and heat-proof device 6 comprises blower fan and impeller, and it is heat insulation that blower fan impeller rotates formation air curtain.
Described feeding line 2 is annular feeding line, and feeding line 3 is arranged through body of heater 1 opening, and feeding line 2 comprises the dress discharge zone be in outside body of heater 1, and is in the thermal treatment zone inside body of heater 1; Feeding line 2 inside described body of heater 1 passes heat exchange zone 11, high-temperature region 12 and heat exchange zone 11 successively along its feed direction.Feeding line 2 selects suspended chain, and suspended chain is provided with suspension hook 21, and the product after the application of slip is fixed in suspended chain by suspension hook 21 and moves.Feeding line 2 has drive unit 8 to drive toward the feeding of body of heater 1 Inner eycle (arrow points is the feed direction of feeding line 2 in Fig. 1), loosening owing to there will be after feeding line 2 long-play, and feeding line 2 is provided with tensioning apparatus 9.Temperature feeding line 2 entering the product before high-temperature region 12 is lower, the temperature of the product sent from high-temperature region 12 is higher, enter the product before high-temperature region 12 and heat exchange zone, carry out heat exchange with the product sent from high-temperature region 12, simultaneously, flue gas in smoke exhaust pipe below feed zone has higher temperature, smoke exhaust pipe is to the product radiation heating of feed zone, and the product entered before high-temperature region 12 has certain high temperature.
Be provided with heating element heater in the high-temperature region 12 of body of heater 1, when breaking down in sintering furnace, fault generally occurs in high-temperature region 12 part, and conveniently to the later maintenance of enamel firing freezing of a furnace, high-temperature region 12 part on body of heater 1 is provided with access door 7.
Claims (7)
1. an enamel firing freezing of a furnace, comprise body of heater (1) and feeding line (2), it is characterized in that, described body of heater (1) one end is provided with the opening of body of heater (1), body of heater (1) inner side is inwardly provided with heat exchange zone (11) and high-temperature region (12) successively along opening, the left and right sidewall that described high-temperature region (12) is inner and middle part are provided with gas fired radiant tubes (3), gas fired radiant tubes (3) comprises burner (31) and smoke evacuation mouth, air blast (4) is connected with burner (31), combustor (5) is connected with burner (31), the smoke evacuation mouth of multiple gas fired radiant tubes (3) is connected to smoke exhaust pipe jointly, smoke exhaust pipe is laid on body of heater (1) bottom, smoke exhaust pipe runs through high-temperature region (12) and heat exchange zone (11), the other end of smoke exhaust pipe connects the centrifugal blower being used for recovered flue gas.
2. a kind of enamel firing freezing of a furnace according to claim 1, is characterized in that, described body of heater (1) is " U " shape, and described high-temperature region (12) are positioned in side " U " arc of body of heater (1).
3. a kind of enamel firing freezing of a furnace according to claim 1, it is characterized in that, described feeding line (2) is annular feeding line, feeding line (2) is arranged through body of heater (1) opening, feeding line (2) comprises the dress discharge zone being in body of heater (1) outside, and is in the thermal treatment zone of body of heater (1) inner side; The feeding line (2) of described body of heater (1) inner side passes heat exchange zone (11), high-temperature region (12) and heat exchange zone (11) successively along its feed direction.
4. according to claim 1 or a kind of enamel firing freezing of a furnace according to claim 3, it is characterized in that, described feeding line (2) is suspended chain, suspended chain is provided with suspension hook (21), a part for described smoke exhaust pipe is positioned at heat exchange zone (11), and it is positioned at immediately below feeding line (2) feed zone of heat exchange zone (11).
5. a kind of enamel firing freezing of a furnace according to claim 1, is characterized in that, the opening of described body of heater (1) and the intersection of heat exchange zone (11) and high-temperature region (12) are provided with heat-proof device (6).
6. a kind of enamel firing freezing of a furnace according to claim 1, is characterized in that, described gas fired radiant tubes (3) is W type radiant tube.
7. a kind of enamel firing freezing of a furnace according to claim 1, is characterized in that, described body of heater (1) high-temperature region (12) part is provided with access door (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520383188.2U CN204787776U (en) | 2015-06-05 | 2015-06-05 | Enamel fritting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520383188.2U CN204787776U (en) | 2015-06-05 | 2015-06-05 | Enamel fritting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204787776U true CN204787776U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520383188.2U Active CN204787776U (en) | 2015-06-05 | 2015-06-05 | Enamel fritting furnace |
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| CN (1) | CN204787776U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107099798A (en) * | 2017-05-31 | 2017-08-29 | 山东恒涛节能环保有限公司 | A kind of boiler air preheater enamel pipe production line and production technology |
| CN108555160A (en) * | 2018-04-13 | 2018-09-21 | 武汉理工大学 | The hanging heating furnace of drop stamping suitable for steel aluminium Flexible production applied to drop stamping |
| CN109163574A (en) * | 2018-09-18 | 2019-01-08 | 江苏飞亚利机械有限公司 | A kind of non-stick pan coating high temperature sintering furnace of heat energy recycle |
| CN109883047A (en) * | 2019-02-28 | 2019-06-14 | 昆山市瑞浦鑫涂装机械有限公司 | A kind of natural gas infra-red radiation combines heating device with hot air circulation |
| CN111623626A (en) * | 2020-06-24 | 2020-09-04 | 苏州新长光热能科技有限公司 | Continuous furnace and waste heat utilization method thereof |
-
2015
- 2015-06-05 CN CN201520383188.2U patent/CN204787776U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107099798A (en) * | 2017-05-31 | 2017-08-29 | 山东恒涛节能环保有限公司 | A kind of boiler air preheater enamel pipe production line and production technology |
| CN108555160A (en) * | 2018-04-13 | 2018-09-21 | 武汉理工大学 | The hanging heating furnace of drop stamping suitable for steel aluminium Flexible production applied to drop stamping |
| CN109163574A (en) * | 2018-09-18 | 2019-01-08 | 江苏飞亚利机械有限公司 | A kind of non-stick pan coating high temperature sintering furnace of heat energy recycle |
| CN109883047A (en) * | 2019-02-28 | 2019-06-14 | 昆山市瑞浦鑫涂装机械有限公司 | A kind of natural gas infra-red radiation combines heating device with hot air circulation |
| CN111623626A (en) * | 2020-06-24 | 2020-09-04 | 苏州新长光热能科技有限公司 | Continuous furnace and waste heat utilization method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |