CN112281090A - Atmosphere protection and cooling combined type double-effect cooling chamber for aluminum brazing production line - Google Patents
Atmosphere protection and cooling combined type double-effect cooling chamber for aluminum brazing production line Download PDFInfo
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- CN112281090A CN112281090A CN202011280351.4A CN202011280351A CN112281090A CN 112281090 A CN112281090 A CN 112281090A CN 202011280351 A CN202011280351 A CN 202011280351A CN 112281090 A CN112281090 A CN 112281090A
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- 238000001816 cooling Methods 0.000 title claims abstract description 206
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000005219 brazing Methods 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 11
- 230000009977 dual effect Effects 0.000 claims description 7
- 239000004411 aluminium Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 abstract description 7
- 230000008859 change Effects 0.000 description 5
- 229910000975 Carbon steel Inorganic materials 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0043—Muffle furnaces; Retort furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Furnace Details (AREA)
Abstract
The invention provides an atmosphere protection and cooling combined type double-effect cooling chamber for an aluminum brazing production line, which relates to the field of aluminum brazing production lines and comprises a muffle primary cooling chamber and an atmosphere curtain chamber which are fixedly connected, wherein a through cooling jacket air duct is arranged in the muffle primary cooling chamber and the atmosphere curtain chamber, cooling air opposite to the material conveying direction is introduced into the cooling jacket air duct, and the cooling air in the cooling jacket air duct reduces the temperature of the cooling muffle primary cooling chamber and the atmosphere curtain chamber through heat exchange, so that the uneven air quantity distribution factor in the length direction is effectively eliminated, the on-the-way loss of air pressure is reduced, the cooling efficiency is improved, and the power of a fan and/or the number of fans are reduced.
Description
Technical Field
The invention relates to the field of aluminum brazing production lines, in particular to an atmosphere protection and cooling combined type double-effect cooling chamber for an aluminum brazing production line.
Background
The aluminium brazing production line, after the aluminium product accomplishes the brazing technology, get into the cooling finished product stage, the cooling process includes: indirect (jacketed) primary cooling and forced convection cooled final cooling. The temperature of the product when the product is taken out of the brazing furnace is generally about 600 ℃, the primary cooling must be carried out under the protection of the atmosphere with ultralow oxygen content so as to avoid the rapid oxidation of the product at high temperature, the temperature of the product when the product leaves the atmosphere protection environment is lower than the aluminum oxidation control temperature of 350 ℃ under the normal condition, and the atmosphere curtain chamber behind the primary cooling chamber is a buffer transition region for ensuring the ultralow oxygen content of the primary cooling chamber when the product enters the air from the atmosphere protection environment.
The primary cooling chamber is used for ensuring that the product is cooled to a safe temperature which is not easy to oxidize in the air, and the atmosphere curtain chamber is used for preventing the outside air from invading into the primary cooling chamber by using a group of baffles, so that the oxygen content which is unfavorable for the product just discharged can be effectively controlled. The flux melted by brazing of the product still has slag formation and volatilizes hydrogen fluoride corrosive gas and indoor high-temperature products in the primary cooling chamber, so the manufacturing material of the primary cooling chamber is generally stainless steel with good corrosion resistance and heat resistance, and the manufacturing material of the rear atmosphere curtain chamber is generally common carbon steel due to the reduction of the temperature of the product passing through the primary cooling chamber. The flange which increases the contact area to ensure air tightness is generally used for connecting the primary cooling chamber and the back atmosphere curtain chamber.
The existing cooling chamber has the following problems:
(1) effect on cooling efficiency: the jacket cooling of the primary cooling chamber is connected with the flange between the atmosphere curtain chambers, so that limitations are brought to a passage of cooling air, an air deflector and air distribution, the cooling air can only enter from the bottom of the chamber and is discharged from the top of the chamber along the side wall, the air quantity of the air supply form is in direct proportion to the length of the primary cooling chamber, and the cooling speed, the uniformity of the cooling temperature and the cooling efficiency are directly influenced.
(2) Impact on energy consumption: the load of the cooling fan is increased, the power of the fan is increased or the number of the fans is increased; the cooling time is prolonged due to the low-efficiency cooling, and for a continuous production line, the primary cooling chamber needs to be lengthened, so that the flux of nitrogen introduced into the chamber is increased, and the energy consumption in the furnace is increased due to the lengthening of the mesh belt in the circulating reciprocating operation.
(3) Welded integrated cooling channels are complex in structure and difficult to manufacture, install and disassemble: for the cooling air is introduced from the outside of the factory, the structure of the jacket air duct of the primary cooling chamber is complex due to the limitation, and great inconvenience is brought to the manufacture, assembly, disassembly and maintenance.
(4) The naturally cooled atmosphere curtain chamber is used for slowly cooling the product, and the temperature reduction controllability of the product at the outlet is poor.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects in the prior art and provides an atmosphere protection and cooling combined type double-effect cooling chamber for an aluminum brazing production line.
The invention is realized by the following technical scheme: the utility model provides an aluminium brazing production line atmosphere protection and cooling combination formula dual efficiency cooling chamber, along material direction of transfer, including fixed connection's muffle primary cooling room and atmosphere curtain room, the muffle primary cooling room is equipped with the cooling jacket wind channel that link up with in the atmosphere curtain room, lets in the cooling air in the cooling jacket wind channel, and the cooling air in the cooling jacket wind channel reduces the temperature of cooling muffle primary cooling room and atmosphere curtain room through the heat exchange.
According to the technical scheme, preferably, the outlet side of the atmosphere curtain chamber is connected with a cooling air inlet, the inlet side of the muffle primary cooling chamber is provided with an air outlet, two ends of a cooling jacket air channel are respectively connected with the cooling air inlet and the air outlet, and cooling air opposite to the material conveying direction is introduced into the cooling jacket air channel.
According to the technical scheme, preferably, the cooling jacket air duct adopts an aluminum bent plate surrounding the muffle primary cooling chamber and the atmosphere curtain chamber.
According to the above technical solution, preferably, the cooling jacket air duct includes a plurality of groups of groove-shaped air ducts assembled by single bent thin aluminum plates.
According to the technical scheme, preferably, a variable cross-section channel is arranged at the joint of the atmosphere curtain chamber and the muffle primary cooling chamber.
According to the technical scheme, preferably, the variable cross-section channel is provided with an access hole communicated with the cooling jacket air duct, and the access hole is provided with a protective cover for cutting off cooling air.
According to the technical scheme, preferably, the muffle primary cooling chamber adopts an arched top.
According to the above technical scheme, preferably, the atmosphere curtain chamber is internally provided with a roller supporting plate in sliding connection with the atmosphere curtain chamber, and the roller supporting plate is provided with an atmosphere curtain.
According to the above technical solution, preferably, the roller blade is sealed and defined in the atmosphere curtain chamber by a pressing assembly.
According to the technical scheme, preferably, the air outlet is provided with the air collecting and exhausting cover, and the air collecting and exhausting cover comprises a detachable support and an air exhausting cover.
The invention has the beneficial effects that: the invention comprises a muffle primary cooling chamber and an atmosphere curtain chamber which are fixedly connected, wherein through cooling jacket air channels are arranged in the muffle primary cooling chamber and the atmosphere curtain chamber, cooling air opposite to the material conveying direction is introduced into the cooling jacket air channels, and the cooling air in the cooling jacket air channels reduces the temperature of the muffle primary cooling chamber and the atmosphere curtain chamber in a heat exchange mode, thereby effectively eliminating the uneven factor of air volume distribution in the length direction, reducing the on-the-way loss of air pressure, improving the cooling efficiency and reducing the power of fans and/or the number of fans; the cooling speed is improved, so that the lengths of the original muffle primary cooling chamber and the original atmosphere curtain chamber are shortened in a corresponding proportion to the improved cooling efficiency, and the original effective lengths of the muffle primary cooling chamber and the original atmosphere curtain chamber are greatly shortened by the double-effect cooling chamber with the improved cooling efficiency; under the condition of a certain cooling air speed, the air quantity of the fan only depends on the section size of the cooling jacket air channel and is irrelevant to the length of the cooling chamber, so that the problems of air distribution in the length direction and fan quantity increase do not need to be considered for a long primary cooling chamber.
Drawings
Fig. 1 shows a schematic front view of an embodiment according to the invention.
Fig. 2 shows a schematic sectional structure view in the direction of a-a in fig. 1.
Fig. 3 shows a schematic cross-sectional structure in the direction B-B in fig. 1.
Fig. 4 shows a schematic cross-sectional structure in the direction C-C in fig. 1.
Fig. 5 shows a schematic cross-sectional structure in the direction D-D in fig. 1.
In the figure: 1. a muffle primary cooling chamber; 2. an atmosphere curtain chamber; 3. a cooling jacket duct; 4. a cooling air inlet; 5. an air outlet; 6. an aluminum bending plate; 7. a trough-shaped air duct; 8. a variable cross-section channel; 9. a roller supporting plate; 10. a compression assembly; 11. a wind collecting and discharging cover; 12. a support stand; 13. an atmosphere curtain.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, not all embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in the figure, the invention provides an atmosphere protection and cooling combined type double-effect cooling chamber for an aluminum brazing production line, which comprises a muffle primary cooling chamber 1 and an atmosphere curtain chamber 2 which are fixedly connected with each other along a material conveying direction, wherein a supporting rack 12 is arranged at the lower parts of the muffle primary cooling chamber 1 and the atmosphere curtain chamber 2, a through cooling jacket air duct 3 is arranged in the muffle primary cooling chamber 1 and the atmosphere curtain chamber 2, the cooling jacket air duct 3 is a cavity structure separated from the muffle primary cooling chamber 1 and the atmosphere curtain chamber 2, a cooling air inlet 4 is connected with the outlet side of the atmosphere curtain chamber 2, an air outlet 5 is arranged at the inlet side of the muffle primary cooling chamber 1, two ends of the cooling jacket air duct 3 are respectively connected with the cooling air inlet 4 and the air outlet 5, cooling air enters the cooling jacket air duct 3 through the cooling air inlet 4, cooling air opposite to the material conveying direction is introduced into the cooling air duct 3, and the cooling air in the cooling jacket 3 reduces the cooling muffle primary cooling chamber 1 and the atmosphere curtain chamber 2 through forced convection heat exchange 2, the cooling air after heat exchange in the cooling jacket air duct 3 is exhausted through an air outlet 5.
According to the above embodiment, preferably, the cooling jacket air duct 3 adopts the aluminum bent plate 6 surrounding the muffle primary cooling chamber 1 and the atmosphere curtain chamber 2, and the cooling air completely penetrates through the outer walls of the muffle primary cooling chamber 1 and the atmosphere curtain chamber 2 and is finally discharged through the air outlet 5 of the muffle primary cooling chamber 1; the cooling jacket air duct 3 assembled by the bent aluminum plate has the advantages that the aluminum is a good heat conductor, the heat conductivity is 7-8 times that of plain carbon steel and stainless steel, and the specific gravity is only 35% of that of the plain carbon steel (the specific gravity of the aluminum is 2.7 tons/meter cubic, and the specific gravity of the plain carbon steel is 7.8 tons/meter cubic), so that the cooling jacket air duct is light in weight to the greatest extent, the cooling structure of the jacket is simplified, the heat dissipation area can be enlarged, the heat transfer strength is increased, the cooling speed can be improved in multiples, the factor of uneven air volume distribution in the length direction can be eliminated, the loss of air pressure along the way is reduced, the cooling efficiency is improved, and the.
The increased cooling rate allows the length of the muffle initial cooling chamber 1 and the atmosphere curtain chamber 2 to be reduced in proportion to the increased cooling efficiency, for example, a double-effect cooling chamber with a doubled cooling efficiency is designed, and the effective length of the muffle initial cooling chamber 1 and the atmosphere curtain chamber 2 can be reduced by 50%.
According to the above embodiment, preferably, the cooling jacket air duct 3 includes the plurality of groups of groove-shaped air ducts 7 assembled by the single bent thin aluminum plates, and the groove-shaped air ducts 7 are fixed on the muffle primary cooling chamber 1 and the atmosphere curtain chamber 2, and have the advantages of thermal compensation, difficulty in deformation, convenience in disassembly, and convenience in maintenance and repair.
According to the above embodiment, it is preferable that the joint of the atmosphere curtain chamber 2 and the muffle primary cooling chamber 1 is provided with the variable cross-section passage 8, which is beneficial to the blocking of the atmosphere curtain chamber 2 and the muffle primary cooling chamber 1.
According to the embodiment, the muffle primary cooling chamber 1 is preferably provided with the arched roof, so that the bending moment can be effectively improved, and the arched roof structure is high in strength and not easy to deform.
According to the above embodiment, preferably, the exit of atmosphere curtain chamber 2 is equipped with roller layer board 9, roller layer board 9 includes roller train and layer board, the inner wall of atmosphere curtain chamber 2 is equipped with the roller track with roller train looks adaptation of roller layer board 9, shelve atmosphere curtain 13 on the tip of roller layer board 9, and then can remove the atmosphere curtain 13 change access door that the lateral wall open area of former atmosphere curtain chamber 2 accounted for whole wall about 70%, change the maintenance replacement position to the exit of atmosphere curtain chamber 2, manually or mechanically pull out roller layer board 9, change atmosphere curtain 13 in the export of atmosphere curtain chamber 2 and the position between the collection petticoat pipe, very big improvement atmosphere curtain 13's change efficiency, and then effectively reduce the open area of atmosphere curtain chamber 2, improve the gas tightness of atmosphere curtain chamber 2, practice thrift the space of changing, and be convenient for change the operation.
According to the above embodiment, preferably, the roller supporting plate 9 is sealed and limited in the atmosphere curtain chamber 2 through the pressing component 10, the pressing component 10 can adopt a roller hanging type lead screw or a cylinder, the quick and convenient pressing of the inlet and outlet ends of the sealed roller supporting plate can be realized, and the adjustable atmosphere curtain device has certain adjustability, saves space and is convenient to operate due to the fact that the upper part of the position of the atmosphere curtain 13 is replaced.
According to the above embodiment, preferably, the variable cross-section passage 8 is provided with an access opening communicated with the cooling jacket air duct 3, and the access opening is provided with a protective cover for cutting off cooling air, so that the variable cross-section cooling air duct has the advantages of being free from interference of cold air in the cooling jacket air duct 3, and a necessary protective gas inlet can be additionally arranged as required.
According to the above embodiment, preferably, the air outlet 5 is provided with the air collecting and exhausting cover 11, and the air collecting and exhausting cover 11 comprises the detachable bracket and the air exhausting cover, which is advantageous in that the detachment and the installation are convenient.
The invention has the beneficial effects that: the invention comprises a muffle primary cooling chamber 1 and an atmosphere curtain chamber 2 which are fixedly connected, wherein a through cooling jacket air duct 3 is arranged in the muffle primary cooling chamber 1 and the atmosphere curtain chamber 2, cooling air opposite to the material conveying direction is introduced into the cooling jacket air duct 3, and the cooling air in the cooling jacket air duct 3 reduces the temperature of the muffle primary cooling chamber 1 and the atmosphere curtain chamber 2 in a heat exchange mode, thereby effectively eliminating the uneven factor of air volume distribution in the length direction, reducing the on-the-way loss of air pressure, improving the cooling efficiency and reducing the power of a fan and/or the number of fans; the cooling speed is improved, so that the lengths of the original muffle primary cooling chamber 1 and the original atmosphere curtain chamber 2 are shortened in proportion to the improved cooling efficiency, and the original effective lengths of the muffle primary cooling chamber 1 and the original atmosphere curtain chamber 2 are greatly shortened by the double-effect cooling chamber with the improved cooling efficiency; under the condition of a certain cooling air speed, the air quantity of the fan only depends on the section size of the cooling jacket air channel and is irrelevant to the length of the cooling chamber, so that the problems of air distribution in the length direction and fan quantity increase do not need to be considered for a long primary cooling chamber.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solution of the invention, and not for limiting the same; while the invention has been described in detail and with reference to the foregoing embodiments, those skilled in the art will appreciate that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides an aluminium brazing production line atmosphere protection and cooling combination formula dual efficiency cooling chamber, its characterized in that, along material direction of transfer, including fixed connection's muffle primary cooling room and atmosphere curtain room, the cooling jacket wind channel that link up is equipped with in muffle primary cooling room and the atmosphere curtain room, let in the cooling air in the cooling jacket wind channel, the cooling air in the cooling jacket wind channel reduces the temperature of cooling muffle primary cooling room and atmosphere curtain room through the heat exchange.
2. The combined type double-effect cooling chamber for atmosphere protection and cooling of the aluminum brazing production line according to claim 1, wherein an outlet side of the atmosphere curtain chamber is connected with a cooling air inlet, an inlet side of the muffle primary cooling chamber is provided with an air outlet, two ends of the cooling jacket air duct are respectively connected with the cooling air inlet and the air outlet, and cooling air opposite to the material conveying direction is introduced into the cooling jacket air duct.
3. The combined type double-effect cooling chamber for atmosphere protection and cooling of the aluminum brazing production line according to claim 2, wherein the cooling jacket air duct adopts an aluminum bent plate surrounding the muffle primary cooling chamber and the atmosphere curtain chamber.
4. The combined atmosphere protection and cooling dual-effect cooling chamber of the aluminum brazing production line according to claim 3, wherein the cooling jacket air duct comprises a plurality of groups of groove-shaped air ducts assembled by single bent thin aluminum plates.
5. The combined atmosphere protection and cooling dual-effect cooling chamber of the aluminum brazing production line according to any one of claims 1 to 4, wherein a variable cross-section channel is arranged at the joint of the atmosphere curtain chamber and the muffle primary cooling chamber.
6. The combined type atmosphere protection and cooling dual-effect cooling chamber of the aluminum brazing production line according to claim 5, wherein the variable cross-section passage is provided with an access opening communicated with the cooling jacket air duct, and the access opening is provided with a protective cover for cutting off cooling air.
7. The combined atmosphere protection and cooling dual-effect cooling chamber of the aluminum brazing production line according to claim 6, wherein the muffle primary cooling chamber is provided with an arched roof.
8. The combined type double-effect cooling chamber for atmosphere protection and cooling of the aluminum brazing production line according to any one of claims 2 to 4, wherein a roller supporting plate in sliding connection with the atmosphere curtain chamber is arranged in the atmosphere curtain chamber, and an atmosphere curtain is arranged on the roller supporting plate.
9. The combined atmosphere protection and cooling dual efficiency cooling chamber of claim 8, wherein the roller blade is sealed and confined within the atmosphere curtain chamber by a hold down assembly.
10. The combined type double-effect cooling chamber for atmosphere protection and cooling of the aluminum brazing production line as claimed in claim 9, wherein the air outlet is provided with an air collecting and exhausting cover, and the air collecting and exhausting cover comprises a detachable bracket and an air exhausting cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011280351.4A CN112281090A (en) | 2020-11-16 | 2020-11-16 | Atmosphere protection and cooling combined type double-effect cooling chamber for aluminum brazing production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011280351.4A CN112281090A (en) | 2020-11-16 | 2020-11-16 | Atmosphere protection and cooling combined type double-effect cooling chamber for aluminum brazing production line |
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| Publication Number | Publication Date |
|---|---|
| CN112281090A true CN112281090A (en) | 2021-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011280351.4A Pending CN112281090A (en) | 2020-11-16 | 2020-11-16 | Atmosphere protection and cooling combined type double-effect cooling chamber for aluminum brazing production line |
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| CN (1) | CN112281090A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201915136U (en) * | 2010-03-24 | 2011-08-03 | 德凌铜业有限公司 | Continuous type bright annealing furnace |
| CN204075454U (en) * | 2014-09-29 | 2015-01-07 | 浙江明鑫工业炉有限公司 | A kind of air-cooling chamber of soldering oven |
| CN204221156U (en) * | 2014-09-29 | 2015-03-25 | 浙江明鑫工业炉有限公司 | A kind of soldering oven |
| CN204584504U (en) * | 2015-03-16 | 2015-08-26 | 浙江明鑫工业炉有限公司 | A kind of atmosphere curtain room of soldering oven |
-
2020
- 2020-11-16 CN CN202011280351.4A patent/CN112281090A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201915136U (en) * | 2010-03-24 | 2011-08-03 | 德凌铜业有限公司 | Continuous type bright annealing furnace |
| CN204075454U (en) * | 2014-09-29 | 2015-01-07 | 浙江明鑫工业炉有限公司 | A kind of air-cooling chamber of soldering oven |
| CN204221156U (en) * | 2014-09-29 | 2015-03-25 | 浙江明鑫工业炉有限公司 | A kind of soldering oven |
| CN204584504U (en) * | 2015-03-16 | 2015-08-26 | 浙江明鑫工业炉有限公司 | A kind of atmosphere curtain room of soldering oven |
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Application publication date: 20210129 |
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