CN111235572A - Enamel, non-stick and gas radiation heating furnace - Google Patents
Enamel, non-stick and gas radiation heating furnace Download PDFInfo
- Publication number
- CN111235572A CN111235572A CN202010174468.8A CN202010174468A CN111235572A CN 111235572 A CN111235572 A CN 111235572A CN 202010174468 A CN202010174468 A CN 202010174468A CN 111235572 A CN111235572 A CN 111235572A
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- Prior art keywords
- furnace body
- heat exchange
- shaped heat
- enamel
- stick
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- 230000005855 radiation Effects 0.000 title claims abstract description 34
- 210000003298 dental enamel Anatomy 0.000 title claims abstract description 19
- 238000010438 heat treatment Methods 0.000 title claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 28
- 238000009413 insulation Methods 0.000 claims description 5
- 239000002912 waste gas Substances 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 239000000779 smoke Substances 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 239000010410 layer Substances 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 4
- 239000002320 enamel (paints) Substances 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 208000010392 Bone Fractures Diseases 0.000 description 2
- 206010017076 Fracture Diseases 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23D—ENAMELLING OF, OR APPLYING A VITREOUS LAYER TO, METALS
- C23D9/00—Ovens specially adapted for firing enamels
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Furnace Details (AREA)
Abstract
The invention aims to provide an enamel, non-stick and gas radiation heating furnace with uniform heating and high product quality, which comprises a conveying mechanism arranged in a cavity between an inlet and an outlet of a furnace body, a plurality of groups of heat radiation units are arranged at intervals in the conveying direction of the conveying mechanism, the heat radiation units are communicated with mixed gas through pipelines, and the mixed gas is combusted in the heat radiation units and radiates heat into the cavity of the furnace body to cure products. In the above scheme, the mixed gas is burnt in the heat radiation unit, and the heat radiation solidifies the product in the cavity of furnace body, does not have impurity and the product is heated evenly in the cavity and has guaranteed the quality of product surface finish in curing process.
Description
Technical Field
The invention relates to the technical field of curing and drying, in particular to an enamel, non-stick and gas radiation heating furnace.
Background
The non-stick pan is well received by consumers due to its non-stick performance, the non-stick pan bottom is coated with primer, namely non-stick coating, and the common Teflon coating and enamel coating with the best non-stick performance are provided. The outermost layer (namely a surface layer) of a liquid enamel sprayed on a product is sent to a high-temperature furnace for sintering and curing to directly obtain the product, the solid high-temperature furnace in the prior art generally directly communicates an air outlet of a high-temperature fan with the high-temperature furnace, high-temperature gas is blown into the high-temperature furnace to cure the enamel coating, but inevitable impurities are mixed in the gas, and the impurities adhere to the surface of the enamel coating along with the airflow to influence the quality of the product.
Disclosure of Invention
The invention aims to provide an enamel, non-stick and gas radiation heating furnace with uniform heating and high product quality.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides an enamel, on-stick, gas radiation heating furnace, is provided with conveying mechanism in the cavity between the import and the export of furnace body, and the interval arrangement has multiunit heat radiation unit on conveying mechanism's the direction of delivery, and the heat radiation unit communicates with each other through pipeline and mixed gas, and mixed gas burns in the heat radiation unit and solidifies the product in the cavity with heat radiation to the furnace body.
In the above scheme, the mixed gas is burnt in the heat radiation unit, and the heat radiation solidifies the product in the cavity of furnace body, does not have impurity and the product is heated evenly in the cavity and has guaranteed the quality of product surface finish in curing process.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 1;
FIG. 4 is a schematic view of a portion of FIG. 2;
fig. 5 is a sectional view taken along line a-a of fig. 1.
Detailed Description
As shown in fig. 1-5, an enamel, non-stick, gas radiation heating furnace includes a conveying mechanism 20 disposed in a chamber between an inlet and an outlet of a furnace body 10, a plurality of sets of heat radiation units 30 are disposed at intervals in a conveying direction of the conveying mechanism 20, the heat radiation units 30 are communicated with mixed gas through pipelines, and the mixed gas is combusted in the heat radiation units 30 and radiates heat into the chamber of the furnace body 10 to cure a product. Mix the gas and burn in heat radiation unit 20, the heat radiates and solidifies the product in the cavity of furnace body 10, there is not impurity in the cavity, the quality of product surface finish paint in the curing process has been guaranteed, all be provided with heat radiation unit 30 on conveying mechanism 20's the direction of delivery simultaneously, guarantee that heat distribution is even in the whole cavity, the product is heated evenly in whole curing process, especially to enamel finish paint, if the in-process temperature of enamel solidification is inhomogeneous, the risk of fracture can appear, here the temperature on whole direction of delivery all keeps unanimous, the problem of finish paint fracture has been stopped, thereby guarantee the quality of product.
Specifically, the heat radiation unit 30 includes a horizontally disposed U-shaped heat exchange tube 31, one end of the U-shaped heat exchange tube 31 is connected to the furnace body 10, the other end of the U-shaped heat exchange tube 31 is cantilevered to the other side of the furnace body 10, and the conveying mechanism 20 is of a chain plate structure.
The heat radiation unit 30 includes 5U-shaped heat exchange tubes 31, wherein 3U-shaped heat exchange tubes 31 are disposed below the conveying mechanism 20, 2U-shaped heat exchange tubes 31 are disposed above the conveying mechanism 20, the U-shaped heat exchange tubes 31 located above and below are arranged in a staggered manner, two of the 3U-shaped heat exchange tubes 31 located below are fixed on one side of the furnace body 10, the other one of the 3U-shaped heat exchange tubes 31 located below are fixed on the other side of the furnace body 10, and the 2U-shaped heat exchange tubes 31 located above are respectively fixed on two sides of the furnace body 10. Thus, the U-shaped heat exchange pipes 31 are arranged above the conveying mechanism 20 and below the conveying mechanism 20, and the U-shaped heat exchange pipes 31 on the same side are arranged from two sides of the furnace body 10, so that the products on the conveying mechanism 20 can be heated uniformly.
The concrete structure is as follows: the open end of the U-shaped heat exchange tube 31 is fixedly connected with the mounting tube 32, the mounting tube 32 is fixedly connected with the furnace body 10, the burner 33 is fixedly connected with the mounting tube 32, the tube section of the burner 33 extends into the air inlet of the U-shaped heat exchange tube 31 in the mounting tube 32, and the burner 33 positioned outside the furnace body 10 is communicated with the fuel gas tube 50 and the air tube 42. The mounting tube 32 is used for fixing the U-shaped heat exchange tube 31 to the furnace body 10, and also has the function of fixing the burner 33.
Depending on the size of the on-site furnace body 10 and the size of the heat radiating units 30, it is preferable that the heat radiating units 30 are provided with 4 groups in total, the front 3 groups of the heat radiating units 30 are provided with 5U-shaped heat exchanging pipes 31, and the rear 1 group of the heat radiating units 30 are provided with 3U-shaped heat exchanging pipes 31.
The mixed fuel gas is a mixture of natural gas and air, wherein the natural gas and the air are conveyed by separate pipelines, the natural gas and the air are mixed at the burner nozzle 33 and then enter the U-shaped heat exchange pipe 31 for combustion, a fan 40 is arranged beside the furnace body 10, an air supply pipe 41 of the fan 40 is connected with an air pipe 42, the air pipe 42 is arranged in a heat insulation layer of the furnace body 10, the purpose of the arrangement is to preheat the air passing through the air pipe 42 by utilizing the heat of the heat insulation layer to improve the heat utilization rate as much as possible, the air pipe 42 is led out of the furnace body 10 at the burner nozzle 33 through a branch pipe 43 and is connected with the burner nozzle 33, the burner nozzle 33 can be regarded as a three-way pipe, two ends of the three-way pipe are positioned outside the furnace body 10 and are respectively connected with the fuel gas pipe 50 and the air pipe 42, and the.
In the same way, the waste gas generated by burning the mixed gas is discharged in time, the air outlet pipe 34 is arranged in the position corresponding to the air outlet of the U-shaped heat exchange pipe 31 in the installation pipe 32, and the air outlet pipe 34 is communicated with the waste gas pipe 12 after passing through the heat insulation layer of the furnace body 10, so that the heat of the waste gas is utilized, and the utilization efficiency of the heat is improved.
Further, a manual ball valve 51 is arranged on the gas pipe 50 at the burner 33 for controlling the on/off amount of natural gas, and a manual butterfly valve 44 is arranged on the branch pipe 43 at the burner 33 for controlling the on/off amount of air.
The top of the furnace body 10 is provided with a smoke exhaust pipe 11.
Claims (9)
1. The utility model provides an enamel, on-stick, gas radiation heating furnace, is provided with conveying mechanism (20) in the cavity between the import of furnace body (10) and the export, its characterized in that: a plurality of groups of heat radiation units (30) are arranged on the conveying direction of the conveying mechanism (20) at intervals, the heat radiation units (30) are communicated with mixed gas through pipelines, and the mixed gas is combusted in the heat radiation units (30) and radiates heat to a cavity of the furnace body (10) to cure products.
2. The enamel, non-stick, gas fired radiant heater of claim 1, wherein: the heat radiation unit (30) comprises a horizontally arranged U-shaped heat exchange tube (31), one end of the U-shaped heat exchange tube (31) is connected with the furnace body (10), the other end of the U-shaped heat exchange tube is suspended to the other side of the furnace body (10), and the conveying mechanism (20) is of a chain plate type structure.
3. The enamel, non-stick, gas fired radiant heater of claim 2, wherein: the heat radiation unit (30) comprises 5U-shaped heat exchange tubes (31), wherein 3U-shaped heat exchange tubes (31) are arranged below the conveying mechanism (20), 2U-shaped heat exchange tubes (31) are arranged above the conveying mechanism (20), the U-shaped heat exchange tubes (31) positioned above and below are arranged in a staggered mode, two of the 3U-shaped heat exchange tubes (31) positioned below are fixed on one side of the furnace body (10), the other U-shaped heat exchange tube is fixed on the other side of the furnace body (10), and the 2U-shaped heat exchange tubes (31) positioned above are respectively fixed on two sides of the furnace body (10).
4. The enamel, non-stick, gas fired radiant heater of claim 3, wherein: the open end of the U-shaped heat exchange tube (31) is fixedly connected with the mounting tube (32), the mounting tube (32) is fixedly connected with the furnace body (10), the burner (33) is fixedly connected with the mounting tube (32), the tube section of the burner (33) extends into the air inlet of the U-shaped heat exchange tube (31) in the mounting tube (32), and the burner (33) positioned outside the furnace body (10) is communicated with the gas tube (50) and the air tube (42).
5. The enamel, non-stick, gas fired radiant heater of claim 4, wherein: the heat radiation units (30) are provided with 4 groups, the front 3 groups of heat radiation units (30) are provided with 5U-shaped heat exchange tubes (31), and the rear 1 group of heat radiation units (30) are provided with 3U-shaped heat exchange tubes (31).
6. The enamel, non-stick, gas fired radiant heater of claim 1, wherein: a fan (40) is arranged beside the furnace body (10), an air supply pipe (41) of the fan (40) is connected with an air pipe (42), the air pipe (42) is arranged in a heat insulation layer of the furnace body (10), and the air pipe (42) is led out of the furnace body (10) through a branch pipe (43) at the burner nozzle (33) and is connected with the burner nozzle (33).
7. The enamel, non-stick, gas fired radiant heater of claim 4, wherein: an air outlet pipe (34) is arranged in the installation pipe (32) and at the position corresponding to the air outlet of the U-shaped heat exchange pipe (31), and the air outlet pipe (34) is communicated with the waste gas pipe (12) after passing through the heat insulation layer of the furnace body (10).
8. The enamel, non-stick, gas fired radiant heater of claim 6, wherein: a manual ball valve (51) is arranged on a gas pipe (50) at the burner (33), and a manual butterfly valve (44) is arranged on a branch pipe (43) at the burner (33).
9. The enamel, non-stick, gas fired radiant heater of claim 1, wherein: the top of the furnace body (10) is provided with a smoke exhaust pipe (11).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010052786 | 2020-01-17 | ||
| CN2020100527867 | 2020-01-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111235572A true CN111235572A (en) | 2020-06-05 |
Family
ID=70864690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010174468.8A Pending CN111235572A (en) | 2020-01-17 | 2020-03-13 | Enamel, non-stick and gas radiation heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111235572A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020045144A1 (en) * | 2000-10-10 | 2002-04-18 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Continuous sintering furnace and use thereof |
| EP1231444A2 (en) * | 2001-02-08 | 2002-08-14 | IPEG S.p.A. dell'Ing. Mauro Poppi | Thermal treatment kiln, particularly for ceramic articles |
| CN101709362A (en) * | 2009-11-26 | 2010-05-19 | 苏州工业园区姑苏科技有限公司 | Big continuous mesh belt type quenching furnace heated by fuel gas |
| CN101968311A (en) * | 2009-07-28 | 2011-02-09 | 吴道洪 | Radiant tube isolated smoke gas heating rotary hearth furnace |
| CN102620561A (en) * | 2012-03-12 | 2012-08-01 | 苏州瑞翔三禾科技有限公司 | Gas-electric compound heating mesh belt furnace with gas radiation pipes in vertical arrangement |
| CN109489415A (en) * | 2019-01-14 | 2019-03-19 | 江苏志远节能炉业设备有限公司 | Self-loopa roll body combustion gas steel band type radiation furnace heating system |
| CN109506460A (en) * | 2019-01-14 | 2019-03-22 | 江苏志远节能炉业设备有限公司 | Self-loopa roll body combustion gas steel band type radiation furnace |
| CN110296600A (en) * | 2019-08-05 | 2019-10-01 | 陕西恒兴泰建材科技有限公司 | A kind of polychrome is sintered the firing system and process for calcining of permeable earthenware brick |
| CN212247216U (en) * | 2020-01-17 | 2020-12-29 | 黄山诺帆科技装备制造有限公司 | Enamel non-stick gas radiation heating furnace |
-
2020
- 2020-03-13 CN CN202010174468.8A patent/CN111235572A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020045144A1 (en) * | 2000-10-10 | 2002-04-18 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Continuous sintering furnace and use thereof |
| EP1231444A2 (en) * | 2001-02-08 | 2002-08-14 | IPEG S.p.A. dell'Ing. Mauro Poppi | Thermal treatment kiln, particularly for ceramic articles |
| CN101968311A (en) * | 2009-07-28 | 2011-02-09 | 吴道洪 | Radiant tube isolated smoke gas heating rotary hearth furnace |
| CN101709362A (en) * | 2009-11-26 | 2010-05-19 | 苏州工业园区姑苏科技有限公司 | Big continuous mesh belt type quenching furnace heated by fuel gas |
| CN102620561A (en) * | 2012-03-12 | 2012-08-01 | 苏州瑞翔三禾科技有限公司 | Gas-electric compound heating mesh belt furnace with gas radiation pipes in vertical arrangement |
| CN109489415A (en) * | 2019-01-14 | 2019-03-19 | 江苏志远节能炉业设备有限公司 | Self-loopa roll body combustion gas steel band type radiation furnace heating system |
| CN109506460A (en) * | 2019-01-14 | 2019-03-22 | 江苏志远节能炉业设备有限公司 | Self-loopa roll body combustion gas steel band type radiation furnace |
| CN110296600A (en) * | 2019-08-05 | 2019-10-01 | 陕西恒兴泰建材科技有限公司 | A kind of polychrome is sintered the firing system and process for calcining of permeable earthenware brick |
| CN212247216U (en) * | 2020-01-17 | 2020-12-29 | 黄山诺帆科技装备制造有限公司 | Enamel non-stick gas radiation heating furnace |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20200605 |