CN202359172U - Furnace body of continuous annealing furnace - Google Patents
Furnace body of continuous annealing furnace Download PDFInfo
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- CN202359172U CN202359172U CN2011204899259U CN201120489925U CN202359172U CN 202359172 U CN202359172 U CN 202359172U CN 2011204899259 U CN2011204899259 U CN 2011204899259U CN 201120489925 U CN201120489925 U CN 201120489925U CN 202359172 U CN202359172 U CN 202359172U
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- heater
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- continuous annealing
- air outlet
- annealing furnace
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Abstract
The utility model relates to a furnace body of a continuous annealing furnace, and the furnace body is formed by connecting a plurality of independent furnace bodies, wherein a furnace door is arranged between every two adjacent independent furnace bodies; each independent furnace body comprises a furnace body framework and a sealing cover arranged at the outer side of the furnace body framework; the sealing covers are in square shapes; the two ends of the furnace body are respectively provided with the furnace body connected with the sealing covers; the sealing cover of each independent furnace body is provided with an air inlet pipe and an air exhaust pipe which are respectively connected with the air outlet and air inlet of an air heater; the air inlet pipes and the air exhaust pipes are respectively communicated with an air outlet pipe and a return air pipe in the furnace; the air outlet pipe and the return air pipe are respectively at least one support pillar of the furnace body framework; the air outlet pipe is not communicated with the return air pipe; the air outlet pipe and the return air pipe are hollow pipes provided with a plurality of air holes on the surfaces; and the bottom of the furnace body framework is provided with a guide rail pressing block. The furnace body of the continuous annealing furnace provided by the utility model is capable of effectively utilizing a heat source and improving the heating efficiency.
Description
Technical field
The utility model relates to a kind of furnace binding, particularly a kind of body of heater 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.
There is following shortcoming in box-annealing furnace in temperature-rise period:
1, the intensification of box-annealing furnace, insulation, temperature reduction technology carry out in a burner hearth, and the annealing cycle is long;
2, the box-annealing furnace capacity is big, and the heat demand amount is big in the temperature-rise period, serious heat loss;
3, the box-annealing furnace capacity is big, in the temperature-rise period air-flow diffusion inhomogeneous, aluminium foil is heated inhomogeneous, heating efficiency is low, the ROLLING OIL volatilization is not thorough.
4, the box-annealing furnace capacity is big, and airduct is arranged in the structure in the stove complicacy, the body of heater high material consumption.
The utility model content
The purpose of the utility model is in order to overcome above shortcoming, to provide a kind of and can effectively utilize thermal source, improving the body of heater of the continuous annealing furnace of heating efficiency.
The technical scheme of the utility model is:
A kind of body of heater of continuous annealing furnace; Said body of heater is connected to form by several independent bodies of heater; Broken off by fire door between adjacent two independent bodies of heater, said each independent body of heater comprises body of heater skeleton and the seal closure that is installed in the skeleton outside, and said seal closure is a hollow; The two ends of said body of heater are equipped with the said fire door that is connected with seal closure; The seal closure of said each independent body of heater is provided with blast pipe and exhaust duct, and said blast pipe is connected with blast inlet with the calorifier exhaust outlet respectively with exhaust duct, said blast pipe and exhaust duct respectively with stove in air outlet tube and backwind tube be communicated with; Said air outlet tube and backwind tube are respectively at least one pillar stiffener of said body of heater skeleton; Said air outlet tube is not connected with said backwind tube, and said air outlet tube and backwind tube are the surperficial hollow tube that is provided with several wind holes, and the bottom of said body of heater skeleton is provided with the guide rail briquetting.
Further, said each independent body of heater is communicated with a calorifier.
Further, said air outlet tube is the lower horizontal support post of body of heater skeleton, and said backwind tube is the upper level pillar stiffener of body of heater skeleton.
Further, the length direction of said air outlet tube is vertical with the length direction of said backwind tube.
Further, said wind hole is arranged on the both sides of said air outlet tube and backwind tube horizontal direction, and is vertical with vertical direction through the air-flow of said wind hole direction.
Further, the bottom of said each independent body of heater is provided with the negative pressure airduct, and said negative pressure airduct is connected with negative-pressure air fan.
Further, said negative pressure airduct is a rectangular tube, and the upper surface of said negative pressure airduct is provided with several wind holes.
Further, the diameter in said wind hole is 5-15mm.
Further, between said body of heater skeleton and the seal closure thermal insulation layer is set.
Further, the top of the seal closure of said each independent body of heater and the bottom of said seal closure are for flexibly connecting, and said joint face arrives between the thermal insulation layer of top at 3/4 of body of heater skeleton height.
The body of heater of the continuous annealing furnace that the utility model provides has the following advantages:
1, aluminium foil is heated evenly, and Btu utilization efficient is high.Body of heater in the continuous annealing furnace is made up of several independent bodies of heater, is separated by fire door between each independent body of heater, and the hot blast that calorifier provides gets into each independent body of heater respectively, and aluminium foil is heated up in body of heater gradually, and aluminium foil is heated evenly in the stove, and the ROLLING OIL volatilization fully; The scope of hot blast heating is dwindled relatively in the single body of heater, and heat is more concentrated, thereby has improved the utilising efficiency of hot blast.
2, shorten lehre heating period.The intravital Btu utilization of single stove is abundant, and heating efficiency improves, thereby shortens in each independent body of heater the heat-up time of aluminium foil, and body of heater is heated to be the continuity operation, thereby shortens whole heating period.
3, hot-air flow is stable, even in the body of heater, and aluminium foil is heated evenly.Air outlet tube is installed in the bottom of body of heater, and backwind tube is installed in the top of body of heater, and the interior thermal cycling that in body of heater, forms makes warm air more stable at the intravital air-flow of stove;
The air outlet tube length direction is vertical with the backwind tube length direction; Make from the effusive air flow line in wind hole of air outlet tube vertical with the air flow line in the wind hole that gets into backwind tube; In body of heater; Increased the path of air-flow internal recycle, air-flow increased in the intravital residence time of stove, thereby had reduced the heat-up time of aluminium foil; Simultaneously, increased the flowing-path of air-flow, made air-flow diffuse in the whole body of heater gas stream in the stove good uniformity;
The wind hole of air outlet tube and backwind tube is arranged on the both sides of airduct, and hot blast has avoided air-flow that aluminium foil is directly impacted at the body of heater internal diffusion; Influence the performance of aluminium foil, simultaneously, air-flow flows with vertical direction in the horizontal direction; Air-flow is even in the body of heater; Temperature-stable, thus make aluminium foil be heated evenly stable performance.
4, the ROLLING OIL that aluminium foil volatilizes in the body of heater is got rid of thoroughly.The bottom of body of heater is provided with the negative pressure pipe, and the negative pressure pipe is connected with negative-pressure air fan, after aluminium foil is heated to certain temperature in the body of heater; Volatilize ROLLING OIL, under action of negative pressure, ROLLING OIL is discharged body of heater; Guarantee the cleanliness factor of air in the body of heater, avoid aluminium foil is caused secondary pollution.
5, the body of heater inner structure is simple, reduces the consumable quantity of body of heater.Because of the body of heater skeleton uses as airduct, need not installation in the body of heater and independently add heating duct, reduced the consumable quantity of body of heater, the body of heater skeleton is incorporated into hot blast in the body of heater satisfying under the prerequisite of structural strength, and the heating aluminium foil is to certain temperature.
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 stereographic map of the single body of heater of the utility model;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 is the body of heater skeleton structure synoptic diagram of the single body of heater of the utility model;
Fig. 4 is the bottom construction synoptic diagram of the single body of heater of the utility model;
Reference numeral: 1-body of heater skeleton, 2-seal closure, 3-blast pipe, 4-exhaust duct, 5-air outlet tube, 6-backwind tube, 7-wind hole, 8-guide rail briquetting, 9-thermal insulation layer, 10-negative pressure airduct.
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 to Fig. 4, the body of heater of continuous annealing furnace is connected to form by several independent bodies of heater; Be connected with fire door between each independent body of heater, each independent body of heater comprises body of heater skeleton 1 and the seal closure 2 that is installed in the skeleton outside, and seal closure 2 is a hollow; The two ends of body of heater are equipped with the fire door that is connected with seal closure 2; The seal closure 2 of each independent body of heater is provided with blast pipe 3 and exhaust duct 4, and blast pipe 3 is connected with blast inlet with the exhaust outlet of calorifier respectively with exhaust duct 4, blast pipe 3 and exhaust duct 4 respectively with stove in air outlet tube 5 and backwind tube 6 be communicated with; Air outlet tube 5 and backwind tube 6 are respectively at least one pillar stiffener of body of heater skeleton 1; Air outlet tube 5 is not connected with backwind tube 6, and air outlet tube 5 is the surperficial hollow tube that is provided with several wind holes 7 with backwind tube 6, and the bottom of body of heater skeleton is provided with guide rail briquetting 8.
Body of heater is made up of several independent bodies of heater, is broken off by fire door between adjacent two independent bodies of heater, and aluminium foil heats up in body of heater continuously, reduces the consumption of heat; Hot blast heats single body of heater, and aluminium foil is heated evenly in the body of heater, and the ROLLING OIL evaporation rate is high; Thermal cycling in hot blast adopts in the body of heater, save energy.
Air outlet tube and backwind tube are the pillar stiffener of body of heater skeleton, and the body of heater skeleton of body of heater is used as airduct, and pillar stiffener comprises Horizontal Branch dagger and vertical pillar stiffener; When furnace binding is installed; Establish no longer in addition in the body of heater and add heating duct, structure in the stove is simple, and the intravital space structure of stove is increased; Thereby can increase the placement space of paper tinsel, increase work efficiency; Pillar stiffener not needing to establish in addition airduct and body of heater skeleton is under the prerequisite of hollow tube, and the body of heater consumable quantity of body of heater reduces, thereby has reduced the production cost of body of heater.
The bottom of body of heater skeleton is provided with guide rail briquetting 8, when operation, is used for fixing guide rail, and the bin that carries aluminium foil can be slided on guide rail, guarantees the continuous operation of producing.
During production, can set the Heating temperature of single body of heater, when temperature reaches requirement, open fire door, bin gets into next body of heater and heats.But fire door is an opening-closing structure, can be for structures such as up-down stretch formula, stretched formulas, by power wheel drives such as cylinders.
Preferably, each independent body of heater is communicated with a calorifier, satisfies the heat demand of single body of heater, and the power of calorifier can reduce.
Preferably, air outlet tube 5 is the lower horizontal support post of body of heater skeleton, and backwind tube 6 is the upper level pillar stiffener of body of heater skeleton.Hot-air flow gets into from bottom of furnace body, is discharged by the top again, and air-flow forms an interior thermal cycling in body of heater, convection current up and down, and it is effective to circulate, and guarantees that the hot-air flow of vertical direction in the body of heater is even.Blast pipe realizes that with being communicated with by other pillar stiffener of body of heater skeleton of air outlet tube the pillar stiffener that connects blast pipe and air outlet tube is hollow tubular structure, and the wind hole also can be offered in the surface of this hollow tube; Exhaust duct can directly be communicated with backwind tube, also can be communicated with through other pillar stiffener of body of heater skeleton.
Preferably, the length direction of air outlet tube 5 is vertical with the length direction of backwind tube 6.In body of heater, increased the path of air-flow internal recycle, air-flow increased in the intravital residence time of stove, thereby had reduced the heat-up time of aluminium foil; The flowing-path of air-flow increases, and air-flow diffuses in the whole body of heater, is heated in the stove evenly.
Preferably, wind hole 7 is arranged on the both sides of air outlet tube 5 and backwind tube 6 horizontal directions, makes through the air-flow in wind hole 7 vertical with vertical direction.Hot-air flow moves in the horizontal direction, diffuses to then in the whole body of heater, has further strengthened the homogeneity of gas stream in the stove.
Preferably, the bottom of each independent body of heater is provided with negative pressure airduct 10, and negative pressure airduct 10 is connected with extraneous negative-pressure air fan; After stove body temperature reaches certain temperature, open negative-pressure air fan, remove the intravital ROLLING OIL of stove.Negative pressure airduct 10 can be rectangular tube, and the upper surface of negative pressure airduct is provided with several wind holes 7, and wind hole 7 is as the import of negative pressure wind.The air outlet of negative pressure airduct 10 can pass the bottom of body of heater, also can pass side wall of furnace, and preferably, negative pressure airduct air outlet is nested in the furnace body support, installs firmly, reduces the pipeline amount of arranging in the stove.
Preferably, the diameter in wind hole 7 is 5-15mm, and is more because of the quantity in wind hole, increased the circulation area of air-flow, raises the efficiency.
In order to improve the heat insulation effect of body of heater, reduce the intravital calorific loss of stove, thermal insulation layer 9 is installed in body of heater, the installation site of thermal insulation layer 9 is between body of heater skeleton 1 and seal closure 2.
The installation of thermal insulation layer 9 can be through being fixed on the pressing plate, and pressing plate is fixed on the sidewall of body of heater skeleton.Preferably, the top of the seal closure of each independent body of heater and the bottom of seal closure are for flexibly connecting, and joint face arrives between the thermal insulation layer of top at 3/4 of body of heater skeleton height, make the top of seal closure form a sealing cover, install or keep in repair more convenient.
Preferably, be provided with sealed strip between each joint face of seal closure, make sealing effectiveness better, the sealed strip material can be high-temperature resistant rubber.
The body of heater of the continuous annealing furnace that the utility model provides; When bottom of furnace body is installed the negative pressure airduct; Body of heater can be used as heating furnace, the holding furnace of continuous annealing furnace; When bottom of furnace body was not installed the negative pressure wind pipe, body of heater can be used as heating furnace, holding furnace, the cooling stove of continuous annealing furnace, and optimum is as the cooling stove.
Claims (10)
1. the body of heater of a continuous annealing furnace; It is characterized in that said body of heater is connected to form by several independent bodies of heater, break off by fire door between adjacent two independent bodies of heater; Said each independent body of heater comprises body of heater skeleton and the seal closure that is installed in the skeleton outside; Said seal closure is a hollow, and the two ends of said body of heater are equipped with the said fire door that is connected with seal closure, and the seal closure of said each independent body of heater is provided with blast pipe and exhaust duct; Said blast pipe is connected with blast inlet with the calorifier exhaust outlet respectively with exhaust duct; Said blast pipe and exhaust duct respectively with stove in air outlet tube and backwind tube be communicated with, said air outlet tube and backwind tube are respectively at least one pillar stiffener of said body of heater skeleton, said air outlet tube is not connected with said backwind tube; Said air outlet tube and backwind tube are the surperficial hollow tube that is provided with several wind holes, and the bottom of said body of heater skeleton is provided with the guide rail briquetting.
2. the body of heater of continuous annealing furnace according to claim 1 is characterized in that, said each independent body of heater is communicated with a calorifier.
3. the body of heater of continuous annealing furnace according to claim 1 is characterized in that, said air outlet tube is the lower horizontal support post of body of heater skeleton, and said backwind tube is the upper level pillar stiffener of body of heater skeleton.
4. the body of heater of continuous annealing furnace according to claim 3 is characterized in that, the length direction of said air outlet tube is vertical with the length direction of said backwind tube.
5. the body of heater of continuous annealing furnace according to claim 4 is characterized in that, said wind hole is arranged on the both sides of said air outlet tube and backwind tube horizontal direction, and is vertical with vertical direction through the air-flow of said wind hole direction.
6. according to the body of heater of each described continuous annealing furnace in the claim 1 to 5, it is characterized in that the bottom of said each independent body of heater is provided with the negative pressure airduct, said negative pressure airduct is connected with negative-pressure air fan.
7. the body of heater of continuous annealing furnace according to claim 6 is characterized in that, said negative pressure airduct is a rectangular tube, and the upper surface of said negative pressure airduct is provided with several wind holes.
8. the body of heater of continuous annealing furnace according to claim 7 is characterized in that, the diameter in said wind hole is 5-15mm.
9. the body of heater of the described continuous annealing furnace of root claim 8 is characterized in that, between said body of heater skeleton and the seal closure thermal insulation layer is set.
10. the body of heater of continuous annealing furnace according to claim 9 is characterized in that, the top of the seal closure of said each independent body of heater and the bottom of said seal closure are for flexibly connecting, and said joint face arrives between the thermal insulation layer of top at 3/4 of body of heater skeleton height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204899259U CN202359172U (en) | 2011-12-01 | 2011-12-01 | Furnace body of continuous annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204899259U CN202359172U (en) | 2011-12-01 | 2011-12-01 | Furnace body of continuous annealing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202359172U true CN202359172U (en) | 2012-08-01 |
Family
ID=46570375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204899259U Withdrawn - After Issue CN202359172U (en) | 2011-12-01 | 2011-12-01 | Furnace body of continuous annealing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202359172U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103131839A (en) * | 2011-12-01 | 2013-06-05 | 湖南晟通科技集团有限公司 | Furnace body of continuous annealing furnace |
-
2011
- 2011-12-01 CN CN2011204899259U patent/CN202359172U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103131839A (en) * | 2011-12-01 | 2013-06-05 | 湖南晟通科技集团有限公司 | Furnace body of continuous annealing furnace |
| CN103131839B (en) * | 2011-12-01 | 2016-05-25 | 晟通科技集团有限公司 | A kind of body of heater of continuous annealing furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Sheng Tong Industrial Park No. 109 Venus Road 410200 in Hunan province Changsha District of Wangcheng City Patentee after: Suntown Technology Group Corporation Address before: Sheng Tong Industrial Park No. 109 Venus Road 410200 in Hunan province Changsha District of Wangcheng City Patentee before: Hunan Shengtong Technology Group Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20120801 Effective date of abandoning: 20160525 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |