CN202359156U - Preheating furnace of continuous annealing furnace - Google Patents
Preheating furnace of continuous annealing furnace Download PDFInfo
- Publication number
- CN202359156U CN202359156U CN2011204899244U CN201120489924U CN202359156U CN 202359156 U CN202359156 U CN 202359156U CN 2011204899244 U CN2011204899244 U CN 2011204899244U CN 201120489924 U CN201120489924 U CN 201120489924U CN 202359156 U CN202359156 U CN 202359156U
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- preheating oven
- top cover
- continuous annealing
- furnace
- annealing furnace
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Abstract
The utility model discloses a preheating furnace of a continuous annealing furnace. The preheating furnace comprises a pedestal and a top cover which is arranged on the pedestal, wherein the top cover comprises a furnace body framework and a thermal insulation cover; and the thermal insulation cover is fixed outside the furnace body framework. The preheating furnace is characterized in that: the top cover is movably connected with the pedestal and is provided with an air inlet pipe and an air discharge pipe; the air inlet pipe is connected with an air outlet pipe of an air heater; the air discharge pipe is connected with an air inlet pipe of the air heater; a discharge end of the preheating furnace is connected with a heating furnace; and a furnace door is arranged between the preheating furnace and the heating furnace. According to the preheating furnace of the continuous annealing furnace provided by the utility model, an aluminum foil is slowly heated in the preheating furnace, so that the temperature at the initial stage of heating of the aluminum foil slowly changes, a crystalline structure of the aluminum foil does not obviously change, and the aluminum foil has a smooth surface and good quality.
Description
Technical field
The utility model relates to a kind of furnace binding, particularly a kind of preheating oven of continuous annealing furnace.
Background technology
In the production technique of aluminium foil, annealing is one of important step in its thermal treatment process, and annealing process comprises intensification, insulation, cooling several stages.In the prior art, the annealing device of aluminium foil mainly adopts traditional box-annealing furnace, and box-annealing furnace has only a furnace cavity, with all aluminium foils be deposited in after slowly be warming up to assigned temperature, the insulation for some time after slowly the cooling; After reducing to normal temperature all aluminium foils are released, and treated to carry out again after furnace chamber cools off fully the intensification of next stove; The whole cycle needs 3-5 days time.
Aluminium foil is in annealing process, and aluminium foil is by about room temperature direct heating to 200 ℃, and the unexpected variation of temperature makes aluminium foil surface play drum, and the crystalline structure of aluminium foil changes, and influences the quality of aluminium foil, especially when envrionment temperature is lower, influences comparatively serious.
The utility model content
The purpose of the utility model is in order to overcome above shortcoming, a kind of preheating oven that can improve the continuous annealing furnace of aluminium foil surface quality to be provided.
The technical scheme of the utility model is:
A kind of preheating oven of continuous annealing furnace; Comprise base and be installed in the top cover on the said base, said top cover comprises body of heater skeleton and stay-warm case, and said stay-warm case is fixed on the outside of said body of heater skeleton; Said top cover and said base are for flexibly connecting; Said top cover is provided with blast pipe and exhaust duct, and said blast pipe is connected with the air outlet tube of calorifier, and said exhaust duct is connected with the blast pipe of calorifier; Said preheating oven discharging one end is connected with heating furnace, between said preheating oven and the said heating furnace fire door is installed.
Further, said preheating oven charging one end is uncovered structure.
Further, the top of said top cover is equipped with at least one hanger.
Further, the quantity of said hanger is at least two, is evenly distributed on the both sides of said top cover.
Further, first guide rail is installed on the said base, the bottom of said top cover is provided with the slide mechanism that cooperates with said first guide rail.
Further, said blast pipe and exhaust duct are communicated with at least one pillar stiffener of said body of heater skeleton respectively, and said pillar stiffener is a hollow tube, and the surface of said pillar stiffener is provided with several wind holes.
Further, the wind hole of said blast pipe is arranged on the bottom of body of heater skeleton, and the air-flow in the said wind of process hole is a horizontal direction.
Further, the wind hole of said exhaust duct is provided with the top of said body of heater skeleton, and the air-flow in the said wind of process hole is a vertical direction.Further, the base of said body of heater is provided with second guide rail, and said second guide rail is arranged on the inboard of said top cover and said base junction, and said second guide rail extends to discharge end from the feed end of preheating oven.
The preheating oven of the continuous annealing furnace that the utility model provides has following advantage:
1, in the aluminium foil annealing process, increased preheating oven, the temperature rise period of annealing process carries out in two steps, in preheating oven; Aluminium foil is slowly heated, make the be heated temperature variation at initial stage of aluminium foil slow, obvious variation can not take place in the crystalline structure of aluminium foil; Aluminium foil surface is smooth, and quality is good.
2, the top cover of preheating oven and base be for flexibly connecting, and when room temp during 40 ℃ of left and right sides, envrionment temperature is higher, and need not carry out preheating this moment, can top cover be removed, and aluminium foil and envrionment temperature are consistent, simple in structure, easy to operate.
When 3, preheating oven heated, aluminium foil was heated evenly.Preheating oven add thermal recovery hot blast type of heating, blast pipe and exhaust duct are set on the top cover, make to form an interior thermal cycling in the stove, help the circulation of air-flow, aluminium foil is heated evenly;
The wind hole of blast pipe is arranged on the bottom of body of heater; Air flow line through the wind hole of blast pipe is a horizontal direction; The wind hole of exhaust duct is arranged on the top of body of heater, and the air flow line through the wind hole of exhaust duct is a vertical direction, make stove intravital in the path of thermal cycling increase; Increase heat in the intravital residence time of stove, heats is better.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment; To do briefly clearly to introduce to the accompanying drawing of required use among the embodiment below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the perspective view of the utility model;
Fig. 2 is the body of heater skeleton structure synoptic diagram of the utility model;
Reference numeral: 1-base, 2-top cover, 3-blast pipe, 4-exhaust duct, 5-wind hole, 6-hanger, 7-second guide rail.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is a part of embodiment of the utility model, rather than whole embodiment.Based on the embodiment of the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment is following:
In conjunction with Fig. 1, Fig. 2, the preheating oven of continuous annealing furnace comprises base 1 and is installed in the top cover 2 on the base 1; Top cover 2 comprises body of heater skeleton and stay-warm case; Stay-warm case is fixed on the outside of said body of heater skeleton, and top cover 2 is flexible connection with base 1, and top cover 2 is provided with blast pipe 3 and exhaust duct 4; Blast pipe 3 is connected with the air outlet tube of calorifier, and exhaust duct 4 is connected with the blast pipe of calorifier; Preheating oven discharging one end is connected with heating furnace, between preheating oven and the heating furnace fire door is installed.
Top cover 2 is to flexibly connect with base 1, does not need when aluminium foil under the situation of preheating, can remove top cover, and aluminium foil temperature and room temp are consistent.Summer, room temp was higher, and the temperature of aluminium foil under this temperature, just need not carried out thermal pretreatment to aluminium foil about 40 ℃.And top cover and base are for flexibly connecting maintenance, easy for installation.
Top cover is provided with blast pipe and exhaust duct, is connected with blast pipe with the air outlet tube of calorifier respectively, makes to form an interior thermal cycling in the preheating oven, and air-flow is evenly distributed, and HU is high.
Preheating oven charging one end can be set to uncovered structure, makes things convenient for the aluminium foil bin to get into preheating oven; Also can fire door be set at preheating oven charging one end, door opened when bin gets into preheating oven, behind the entering preheating oven, fire door is closed, good heat insulating.
The top of top cover 2 can be equipped with at least one hanger 6, when not needing preheating to be or to keep in repair preheating oven, removes top cover through hanger.When hanger is set to one, be installed in the central position of top cover, make stress balance.Preferably, the quantity of hanger 6 is at least two, is evenly distributed on the both sides of top cover 2, when removing top cover, can also can between relative hanger, union lever be set directly to the hanger application of force, through to the union lever application of force.
On the base 1 first guide rail can be installed, the bottom of top cover 2 is provided with the slide mechanism that cooperates with first guide rail, and slide mechanism can be arranged on the bottom support post of body of heater skeleton, realizes the function that base 1 and top cover 2 flexibly connect.Promote the preheating oven top cover, the slide mechanism of cap base slides in first guide rail, and top cover separates with base, first guide rail is set can plays the labour-saving effect.
Preferably, blast pipe 3 is communicated with at least one pillar stiffener of body of heater skeleton respectively with exhaust duct 4, and the pillar stiffener that is communicated with blast pipe and exhaust duct is a hollow tubular structure, and the surface of this pillar stiffener is provided with several wind holes 7.Air-flow is drained in the body of heater by the wind hole behind blast pipe, discharges thermal cycling in realizing again through the airduct of exhaust system.The pillar stiffener of body of heater skeleton uses as airduct, and the intravital air-flow of stove is evenly distributed; Can reduce simultaneously the quantity of extra airduct in the body of heater, furnace binding is simple, and body of heater skeleton pillar stiffener partly is a hollow structure, reduces the weight of preheating oven.
Preferably, the wind hole of blast pipe 3 is arranged on the bottom of body of heater skeleton, and the air-flow in the wind hole 7 of process blast pipe is a horizontal direction, and heat is spread in the horizontal direction.
Preferably, the wind hole of exhaust duct 4 is provided with the top of body of heater skeleton, and the air-flow in the wind hole of process exhaust duct is a vertical direction, and heat is spread at vertical direction.The air-flow of blast pipe is a horizontal direction, and the air-flow of exhaust duct is a vertical direction, and the circulating path of the intravital hot-air flow of stove increases, and the residence time of hot blast is longer, and pre-heat effect is better.
Preferably, the base 1 of body of heater is provided with the inboard that second guide rail, 7, the second guide rails 7 are arranged on top cover and base junction; And second guide rail 7 extends to discharge end from the feed end of preheating oven, and the aluminium foil bin is slided on second guide rail, gets into heating furnace; Simple in structure, easy to operate.
Also thermal insulation layer can be set in the preheating oven, reduce the consumption of heat.Thermal insulation layer can be arranged on the position between second guide rail, 7 bottom surfaces and the preheating oven base.
The preheating oven of the continuous annealing furnace that the utility model provides is realized the aluminium foil of lesser temps is carried out preheating, heats up through heating furnace again; Aluminium foil is at the initial stage of heating, and temperature variation is slow, and the vigilant structure of aluminium foil obvious variation can not take place; The smooth surface of aluminium foil, quality is good.
Claims (9)
1. the preheating oven of a continuous annealing furnace comprises base and is installed in the top cover on the said base, and said top cover comprises body of heater skeleton and stay-warm case; Said stay-warm case is fixed on the outside of said body of heater skeleton; It is characterized in that said top cover and said base are for flexibly connecting, said top cover is provided with blast pipe and exhaust duct; Said blast pipe is connected with the air outlet tube of calorifier, and said exhaust duct is connected with the blast pipe of calorifier; Said preheating oven discharging one end is connected with heating furnace, between said preheating oven and the said heating furnace fire door is installed.
2. the preheating oven of continuous annealing furnace according to claim 1 is characterized in that, said preheating oven charging one end is uncovered structure.
3. the preheating oven of continuous annealing furnace according to claim 1 is characterized in that, the top of said top cover is equipped with at least one hanger.
4. the preheating oven of continuous annealing furnace according to claim 3 is characterized in that, the quantity of said hanger is at least two, is evenly distributed on the both sides of said top cover.
5. the preheating oven of continuous annealing furnace according to claim 1 is characterized in that, first guide rail is installed on the said base, and the bottom of said top cover is provided with the slide mechanism that cooperates with said first guide rail.
6. the preheating oven of continuous annealing furnace according to claim 1; It is characterized in that; Said blast pipe and exhaust duct are communicated with at least one pillar stiffener of said body of heater skeleton respectively, and said pillar stiffener is a hollow tube, and the surface of said pillar stiffener is provided with several wind holes.
7. the preheating oven of continuous annealing furnace according to claim 6 is characterized in that, the wind hole of said blast pipe is arranged on the bottom of body of heater skeleton, and the air-flow in the said wind of process hole is a horizontal direction.
8. the preheating oven of continuous annealing furnace according to claim 7 is characterized in that, the wind hole of said exhaust duct is arranged on the top of said body of heater skeleton, and the air-flow in the said wind of process hole is a vertical direction.
9. according to the preheating oven of any described continuous annealing furnace in the claim 1 to 8; It is characterized in that; The base of said body of heater is provided with second guide rail; Said second guide rail is arranged on the inboard of said top cover and said base junction, and said second guide rail extends to discharge end from the feed end of preheating oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204899244U CN202359156U (en) | 2011-12-01 | 2011-12-01 | Preheating furnace of continuous annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204899244U CN202359156U (en) | 2011-12-01 | 2011-12-01 | Preheating furnace of continuous annealing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202359156U true CN202359156U (en) | 2012-08-01 |
Family
ID=46570359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204899244U Expired - Fee Related CN202359156U (en) | 2011-12-01 | 2011-12-01 | Preheating furnace of continuous annealing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202359156U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017086A (en) * | 2016-06-02 | 2016-10-12 | 合肥雄川机械销售有限公司 | Furnace door reflecting cover of aluminum smelting furnace for agricultural aluminum machinery |
| CN106086383A (en) * | 2016-08-16 | 2016-11-09 | 宁波萨科森工业科技有限公司 | A kind of Novel aluminium foil annealing furnace |
-
2011
- 2011-12-01 CN CN2011204899244U patent/CN202359156U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017086A (en) * | 2016-06-02 | 2016-10-12 | 合肥雄川机械销售有限公司 | Furnace door reflecting cover of aluminum smelting furnace for agricultural aluminum machinery |
| CN106017086B (en) * | 2016-06-02 | 2018-11-27 | 三门县晶昌机械科技有限公司 | The aluminum melting furnace door reflector of agricultural aluminum machinery |
| CN106086383A (en) * | 2016-08-16 | 2016-11-09 | 宁波萨科森工业科技有限公司 | A kind of Novel aluminium foil annealing furnace |
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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: 20120801 Termination date: 20151201 |
|
| EXPY | Termination of patent right or utility model |