CN112934635A - Quick energy-saving curing oven - Google Patents
Quick energy-saving curing oven Download PDFInfo
- Publication number
- CN112934635A CN112934635A CN202110345216.1A CN202110345216A CN112934635A CN 112934635 A CN112934635 A CN 112934635A CN 202110345216 A CN202110345216 A CN 202110345216A CN 112934635 A CN112934635 A CN 112934635A
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- curing oven
- section
- temperature section
- inner container
- air
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- 238000010438 heat treatment Methods 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 4
- 230000008602 contraction Effects 0.000 claims description 3
- 230000005489 elastic deformation Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims description 2
- 239000000284 extract Substances 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 4
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 1
- 239000002320 enamel (paints) Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
- B05D3/0413—Heating with air
Abstract
The invention provides a rapid energy-saving curing oven which comprises a curing oven tunnel formed by connecting a plurality of curing oven units end to end, wherein a conveying mechanism is arranged in a cavity between an inlet and an outlet of the curing oven tunnel, the curing oven tunnel sequentially comprises a low-temperature section, a medium-temperature section and a high-temperature section in the conveying direction of the conveying mechanism, each section at least comprises one curing oven unit, the temperatures of the curing oven units on the low-temperature section, the medium-temperature section and the high-temperature section are different, and the temperatures of the curing oven units on the same section are the same. The curing furnace tunnel is formed by connecting a section of curing furnace unit end to end, each section of curing furnace unit can be independently heated, and the temperature can be independently set, so that compared with the prior art, the medium-temperature section can quickly reach the required temperature, the waiting time is shortened, and the energy is saved and the environment is protected; meanwhile, the curing furnace units with different sections can be selected according to different production energies to form a low-temperature section, a medium-temperature section and a high-temperature section, the flexibility of combination is high, and the production efficiency of products is high.
Description
Technical Field
The invention relates to the technical field of drying and curing, in particular to a rapid energy-saving curing oven.
Background
The non-stick pan is well received by consumers due to the non-stick performance, the non-stick pan bottom is coated with primer, namely non-stick coating, and the common non-stick performance is best with Teflon coating and enamel coating. For the non-stick pan coated with the Teflon coating, the primer is sent to a curing oven to be dried and cured at high temperature after being coated.
The curing oven in the prior art comprises an integral tunnel-shaped oven body, a conveying mechanism is arranged in a cavity between an inlet and an outlet of the oven body, a burner, a fan and the like are arranged in the oven body close to the inlet to form a low-temperature section, a burner, a fan and the like are arranged in the oven body close to the outlet to form a high-temperature section, the oven body between the low-temperature section and the high-temperature section forms a medium-temperature section, wherein the temperature of the low temperature section is set to be 110-120 ℃, the temperature of the high temperature section is set to be 450-460 ℃, the heat of the medium temperature section is heated by the heat transfer of the high temperature section, the temperature is about 420 ℃, but the arrangement positions of the burner and the fan of the high temperature section are far away from the medium temperature section, therefore, when the curing furnace is started, a long time is needed for the temperature of the medium temperature section to reach 420 ℃, which can cause energy waste on one hand, and has long waiting time and low production efficiency on the other hand. Meanwhile, in order to ensure the curing effect of the non-stick coating, the product needs to be retained for a certain time at a low-temperature section and then enters a medium-temperature section, and then is retained for a certain time at the medium-temperature section and enters a high temperature, so that the production efficiency is low.
Disclosure of Invention
The invention aims to provide a quick energy-saving curing oven which has the advantages of high curing speed, high production efficiency and energy conservation.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a quick energy-conserving curing oven, includes the curing oven tunnel that constitutes by a plurality of curing oven units end to end, is provided with conveying mechanism in the cavity between curing oven tunnel import and the export, and the curing oven tunnel includes low temperature section, middle temperature section and high temperature section in proper order on conveying mechanism's direction of delivery, and every section includes a curing oven unit at least, and the temperature that curing oven unit on low temperature section, middle temperature section and the high temperature section set up is different, and the temperature that curing oven unit on the same section set up is the same.
In the scheme, the curing furnace tunnel is formed by connecting a section of curing furnace unit end to end, each section of curing furnace unit can be independently heated, and the temperature can be independently set; meanwhile, the curing furnace units with different sections can be selected according to different production energies to form a low-temperature section, a medium-temperature section and a high-temperature section, the flexibility of combination is high, and the production efficiency of products is high.
Drawings
FIG. 1 is a schematic view of the overall structure of a rapid energy-saving curing oven;
FIG. 2 is a front view of a curing oven unit;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a cross-sectional view of a curing oven unit;
FIG. 5 is an enlarged view of a portion of FIG. 4;
FIG. 6 is a top view of the curing oven unit.
Detailed Description
As shown in fig. 1-6, a rapid energy-saving curing oven comprises a curing oven tunnel formed by a plurality of curing oven units a connected end to end, a conveying mechanism 20 is arranged in a chamber between an inlet and an outlet of the curing oven tunnel, the curing oven tunnel sequentially comprises a low-temperature section, a medium-temperature section and a high-temperature section in the conveying direction of the conveying mechanism 20, each section at least comprises one curing oven unit a, the temperatures of the curing oven units a on the low-temperature section, the medium-temperature section and the high-temperature section are different, and the temperatures of the curing oven units a on the same section are the same. That is to say, the curing oven tunnel is formed by connecting a section of curing oven unit A end to end, each section of curing oven unit A can be heated independently, and the temperature can be set independently, compared with the prior art, the medium temperature section can reach the required temperature quickly, the waiting time is reduced, and the energy is saved and the environment is protected; when the productivity needs to be improved, the conveying speed of the conveying mechanism 20 can be increased, but in order to ensure the curing effect of the non-stick coating, the non-stick pan needs to be kept at a low-temperature section for a certain time and then enters a medium-temperature section, and then is kept at a high temperature in the medium-temperature section for a certain time, so that the time of each temperature section can meet the requirement by increasing the number of sections of the curing furnace units A, and the low-temperature section, the medium-temperature section and the high-temperature section can be formed by selecting the curing furnace units A with different numbers of sections according to different production energies, namely, the curing furnace is standardized to be manufactured into the curing furnace units A with one section.
Specifically, the curing furnace unit A comprises a furnace body 10, the furnace body 10 is composed of an outer framework 11 and an inner container 12, heat insulation cotton 14 is filled in a cavity between the outer framework 11 and the inner container 12, the utilization efficiency of heat is improved, the inner container 12 can deform in the length direction due to expansion with heat and contraction with cold, the inner container 12 comprises a first half body 121 and a second half body 122 which are arranged in the conveying direction at intervals, a telescopic connecting piece 13 is arranged between the first half body 121 and the second half body 122, the elastic deformation of the telescopic connecting piece 13 in the conveying direction of the conveying mechanism 20 compensates the allowance of the first half body 121, the second half body 121 and the 122 when the expansion with heat and the contraction with cold, and the reliability of end-to-end connection between the curing furnace units A is ensured.
The four sides of the inner container 12 are respectively provided with a plurality of telescopic connectors 13, as shown in fig. 3, the whole cross section of each telescopic connector 13 is in a V shape, a turned edge 131 is outwards turned at the opening of the V shape, the turned edges 131 are fixedly connected with the four sides of the inner container 12, the elastic deformation of the telescopic connectors 13 in the conveying direction is used for compensating the allowance of the first half body 121 and the second half body 122 when the first half body and the second half body expand with heat and contract with cold, the four sides of the inner container 12 are provided with U-shaped turned edges 123, the openings of the U-shaped turned edges 123 face the inner side, and the U-shaped turned edges 123 of.
Similarly, in order to realize standardized processing, the tracks of the conveying mechanism 20 are also arranged in a sectional manner, a telescopic section is formed by a gap between two adjacent track sections, and the telescopic section and the telescopic connecting piece 13 are arranged in a staggered manner in the conveying direction of the conveying mechanism 20, so that the normal operation of a conveying chain of the conveying mechanism 20 is ensured.
The concrete structure is as shown in fig. 5, the conveying mechanism 20 comprises cross beams 21 arranged at intervals in the conveying direction, the length direction of the cross beams 21 is located in the horizontal direction and is perpendicular to the conveying direction, angle steel 22 is connected to the inner walls of the two sides of the liner 12, the length direction of the angle steel 22 is consistent with the conveying direction, the cross beams 21 are arranged above the angle steel 22 and form a support matching, rails 23 are fixed to the positions of the two ends of the cross beams 21, the length direction of the rails 23 is consistent with the conveying direction, the cross sections of the rails 23 are L-shaped, the bottom plates of the rails 23 are directly connected with the cross beams 21, and the vertical plates are attached to the inner walls. The inner wall of the liner 12 above the rail 23 is provided with a baffle 24, the baffle 24 comprises two parallel upper and lower vertical plates 241, 242, the upper and lower vertical plates 241, 242 are connected by a transition plate 243, the included angle between the transition plate 243 and the upper and lower vertical plates 241, 242 is an obtuse angle arrangement, the upper vertical plate 241 is fixed with the liner 12 through a bolt 25, and the lower vertical plate 242 protrudes to the inner side of the vertical plate of the rail 23 to form a limit fit. Because crossbeam 21, rail 23 also can take place a little deformation because of expend with heat and contract with cold, so rail 23 is the movable connection that leans on with inner bag 12 inner wall, and lower riser 242 also is movable cooperation with rail 23 riser in addition, carries out spacing when to rail 23, does not influence the expend with heat and contract with cold of rail self again.
The heating unit 30 and the air draft fan 40 are arranged in the furnace body 10 above the conveying mechanism 20, the air draft fan 40 extracts gas in the furnace body 10, the gas enters the heating unit 30 to be heated and then is sent back to the furnace body 10 to form self circulation, and the utilization efficiency of heat energy is improved.
The specific structure is as follows: the exhaust fan 40 is arranged in the heat insulation layer between the outer framework 11 at the top and the inner container 12 and can effectively insulate the heat of gas, the exhaust inlet of the exhaust fan 40 is communicated with the outlet of the heating unit 30, the air supply outlet is communicated with the air equalizing chamber 50, the heating unit 30 is arranged on the upper part of the region enclosed by the inner container 12, the air equalizing chamber 50 is arranged in the length direction (namely the conveying direction) crossing the whole inner container 12, the lower part of the air equalizing chamber 50 is provided with an air blowing outlet, and the air blowing outlet blows towards the direction of the conveying mechanism 20 below to dry and solidify the non-stick pan on the conveying mechanism 20.
The heating unit 30 comprises a heating chamber 31, a heat exchanger 32 is arranged in the heating chamber 31, two sides of the heating chamber 31 are connected with return air channels 33, the upper end of each return air channel 33 is communicated with the inner cavity of the heating chamber 31, the lower end of each return air channel 33 protrudes downwards to the bottom of the liner 12, and a return air inlet is formed in the lower end of each return air channel 33.
Return air passageway 33 set up in the heat preservation, set up jaggedly with return air passageway 33 corresponding position department on the inner bag 12, the inner wall and the inner bag 12 inner wall parallel and level of return air passageway 33, the benefit that sets up just like this can keep warm to the gas in the return air passageway 33, further improves the utilization efficiency of heat energy.
Claims (10)
1. A quick energy-saving curing oven is characterized in that: the tunnel type curing oven comprises a curing oven tunnel formed by connecting a plurality of curing oven units (A) end to end, wherein a conveying mechanism (20) is arranged in a cavity between an inlet and an outlet of the curing oven tunnel, the curing oven tunnel sequentially comprises a low-temperature section, a medium-temperature section and a high-temperature section in the conveying direction of the conveying mechanism (20), each section at least comprises one curing oven unit (A), the temperatures of the curing oven units (A) on the low-temperature section, the medium-temperature section and the high-temperature section are different, and the temperatures of the curing oven units (A) on the same section are the same.
2. The rapid energy-saving curing oven according to claim 1, characterized in that: the curing furnace unit (A) comprises a furnace body (10), the furnace body (10) is composed of an outer framework (11) and an inner container (12), heat insulation cotton (14) is filled in a cavity between the outer framework (11) and the inner container (12), the inner container (12) comprises a first half body (121) and a second half body (122) which are arranged in the conveying direction at intervals, a telescopic connecting piece (13) is arranged between the first half body and the second half body (121 and 122), and the elastic deformation of the telescopic connecting piece (13) in the conveying direction of the conveying mechanism (20) compensates the allowance of the first half body and the second half body (121 and 122) during thermal expansion and cold contraction.
3. The rapid energy-saving curing oven according to claim 2, characterized in that: the four sides of the inner container (12) are respectively provided with a plurality of telescopic connecting pieces (13), the section of each telescopic connecting piece (13) is integrally V-shaped, a turned-over edge (131) is arranged at the position of the opening of the V-shaped part in an outward turning mode, the turned-over edges (131) are fixedly connected with the four sides of the inner container (12), U-shaped turned-over edges (123) arranged on the four sides of the inner container (12) face the inner side, and the U-shaped turned-over edges (123) of the two adjacent inner containers (12) are fixedly connected through bolts.
4. The rapid energy-saving curing oven according to claim 3, characterized in that: the tracks of the conveying mechanism (20) are also arranged in a sectional mode, a telescopic section is formed by a gap between two adjacent track sections, and the telescopic section and the telescopic connecting piece (13) are arranged in a staggered mode in the conveying direction of the conveying mechanism (20).
5. The rapid energy-saving curing oven according to claim 4, characterized in that: conveying mechanism (20) are including crossbeam (21) at transmission direction interval arrangement, the length direction of crossbeam (21) is located the horizontal direction and arranges perpendicularly with transmission direction, be connected with angle steel (22) on the inner wall of inner bag (12) both sides, the length direction and the transmission direction of angle steel (22) are unanimous, the top of angle steel (22) is arranged in and constitutes the bracket cooperation in crossbeam (21), crossbeam (21) both ends position department is fixed with rail (23), the length direction and the transmission direction of rail (23) are unanimous and the cross-section is the L type, the bottom plate and crossbeam (21) lug connection of rail (23), the riser pastes with inner wall of inner bag (12) and leans on.
6. The rapid energy-saving curing oven according to claim 5, characterized in that: be provided with baffle (24) on inner bag (12) inner wall of rail (23) top, baffle (24) are including two parallel upper and lower riser (241, 242), have between upper and lower riser (241, 242) to cross cab apron (243) and connect, cross the contained angle between cab apron (243) and upper and lower riser (241, 242) and be the obtuse angle and arrange, it is fixed with inner bag (12) through bolt (25) to go up riser (241), the inboard that lower riser (242) are protruding to rail (23) riser constitutes spacing cooperation.
7. The rapid energy-saving curing oven according to claim 2, characterized in that: a heating unit (30) and an air draft fan (40) are arranged in the furnace body (10) above the conveying mechanism (20), and the air draft fan (40) extracts air in the furnace body (10), enters the heating unit (30) for heating, then is sent back to the furnace body (10) and forms self-circulation.
8. The rapid energy-saving curing oven according to claim 7, characterized in that: an air draft fan (40) is arranged in a heat preservation layer between an outer framework (11) and an inner container (12) at the top, an air suction opening of the air draft fan (40) is communicated with an outlet of a heating unit (30), an air supply opening is communicated with an air equalizing chamber (50), the heating unit (30) is arranged at the upper part of a region enclosed by the inner container (12), the air equalizing chamber (50) is arranged in the length direction crossing the whole inner container (12), an air blowing opening is arranged at the lower part of the air equalizing chamber (50), and air is blown towards the direction of a conveying mechanism (20) below by the air blowing opening.
9. The rapid energy-saving curing oven according to claim 8, characterized in that: the heating unit (30) comprises a heating chamber (31), a heat exchanger (32) is arranged in the heating chamber (31), two sides of the heating chamber (31) are connected with return air channels (33), the upper ends of the return air channels (33) are communicated with the inner cavity of the heating chamber (31), the lower ends of the return air channels protrude downwards to the bottom of the inner container (12), return air inlets are formed in the lower ends of the return air channels (33), air in the inner container (12) enters the return air channels (33) from the return air inlets, and is heated by the heat exchanger (32) and then is conveyed into the air equalizing chamber (50) by the air draft fan (40) to heat and solidify workpieces.
10. The rapid energy-saving curing oven according to claim 9, characterized in that: the return air channel (33) is arranged in the heat preservation layer, a notch is formed in the position, corresponding to the return air channel (33), of the inner container (12), and the inner wall of the return air channel (33) is flush with the inner wall of the inner container (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110345216.1A CN112934635A (en) | 2021-03-31 | 2021-03-31 | Quick energy-saving curing oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110345216.1A CN112934635A (en) | 2021-03-31 | 2021-03-31 | Quick energy-saving curing oven |
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| Publication Number | Publication Date |
|---|---|
| CN112934635A true CN112934635A (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110345216.1A Pending CN112934635A (en) | 2021-03-31 | 2021-03-31 | Quick energy-saving curing oven |
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| Country | Link |
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| CN (1) | CN112934635A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113477490A (en) * | 2021-07-10 | 2021-10-08 | 衡东光通讯技术（深圳）有限公司 | Intelligent curing equipment and automatic curing system thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204844603U (en) * | 2015-08-11 | 2015-12-09 | 佛山市环宇新型材料有限公司 | Curing oven |
| CN107976060A (en) * | 2017-11-26 | 2018-05-01 | 北京鼎翰科技有限公司 | A kind of novel energy-saving environment-friendly kiln |
| CN108970939A (en) * | 2018-08-28 | 2018-12-11 | 天津七所高科技有限公司 | A kind of extension type high temperature drying room |
| 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 |
| CN111250371A (en) * | 2020-01-17 | 2020-06-09 | 黄山诺帆科技装备制造有限公司 | Quick gas drying stove |
| CN211060630U (en) * | 2019-10-28 | 2020-07-21 | 大连中邦化学工业股份有限公司 | High-temperature reducing atmosphere tunnel kiln for producing noctilucent powder |
| CN215030781U (en) * | 2021-03-31 | 2021-12-07 | 黄山诺帆科技装备制造有限公司 | Quick energy-saving curing oven |
-
2021
- 2021-03-31 CN CN202110345216.1A patent/CN112934635A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204844603U (en) * | 2015-08-11 | 2015-12-09 | 佛山市环宇新型材料有限公司 | Curing oven |
| CN107976060A (en) * | 2017-11-26 | 2018-05-01 | 北京鼎翰科技有限公司 | A kind of novel energy-saving environment-friendly kiln |
| CN108970939A (en) * | 2018-08-28 | 2018-12-11 | 天津七所高科技有限公司 | A kind of extension type high temperature drying room |
| 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 |
| CN211060630U (en) * | 2019-10-28 | 2020-07-21 | 大连中邦化学工业股份有限公司 | High-temperature reducing atmosphere tunnel kiln for producing noctilucent powder |
| CN111250371A (en) * | 2020-01-17 | 2020-06-09 | 黄山诺帆科技装备制造有限公司 | Quick gas drying stove |
| CN215030781U (en) * | 2021-03-31 | 2021-12-07 | 黄山诺帆科技装备制造有限公司 | Quick energy-saving curing oven |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113477490A (en) * | 2021-07-10 | 2021-10-08 | 衡东光通讯技术（深圳）有限公司 | Intelligent curing equipment and automatic curing system thereof |
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