CN103836719B - A kind of aluminium alloy heat radiator - Google Patents

A kind of aluminium alloy heat radiator Download PDF

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CN103836719B
CN103836719B CN201410071109.4A CN201410071109A CN103836719B CN 103836719 B CN103836719 B CN 103836719B CN 201410071109 A CN201410071109 A CN 201410071109A CN 103836719 B CN103836719 B CN 103836719B
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aluminium alloy
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CN103836719A (en
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赵铎
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Abstract

The present invention relates to a kind of aluminium alloy heat radiator, comprise main header, left side header, right side header, heat exchanger tube, equally spacedly between the front and rear panels of main header be provided with connection gusset; Left side header and right side header are flute profile, and left side header and right side header are connected to the two ends of main header, and the groove of left side header and right side header makes the mutual UNICOM in water storage road of winner's header; Heat exchanger tube runs through main header, its two ends are connected with left side header and right side header respectively, it is characterized in that: main header, left side header and right side header make by aluminium alloy, adopt the manufacturing process flow of aluminium alloy extrusions to produce main header section bar, more main header section bar is cut into main header.Its advantage is: production efficiency is high, radiating efficiency is high, long service life, specification can carry out precision customized according to user's request.

Description

A kind of aluminium alloy heat radiator
Technical field
The utility model relates to a kind of aluminium alloy heat radiator, belongs to heat sink technology field.
Background technology
Early stage radiator is generally cast-iron radiator, and this type of radiator is assembled by multiple radiator fin, and each radiator fin all needs independent casting, and the length of radiator is determined by the quantity of fin.Its advantage is: radiator water capacity is large, heat storage capacity strong, heat radiation is even, long service life.Shortcoming is: production process energy consumption is large, contaminated environment, efficiency are low; Fin outer wall is large compared with thick, weight, assembling effort; Rough surface, not easy to clean, easily hurt sb.'s feelings, aesthetics is poor.Along with the improvement of manufacturing process and material, traditional cast iron radiator is substantially superseded, the substitute is aluminium alloy heat radiator and Copper-Aluminum compound or steel combined with aluminum radiator.These novel radiators also bring many worries while bringing cosy living environment and production environment.First, these radiators are structurally formed by a upper header and a lower collecting box and the fin be evenly connected between upper header and lower collecting box, often organize the length of radiator also by quantity and modulus (width of the fin) decision of fin, these radiators are actually the distortion of cast-iron radiator, and this just cannot meet the demand of carrying out accurate type selecting radiator and modern house personalization finishing by heat dissipation capacity.Because, modern, when decorating house, selects radiator generally to have two standards, and first is that the heat dissipation capacity of requirement radiator can meet the demand of house to heat, second is can reaching heat demand while, and the size of radiator can meet the global design demand of house decoration.Because the heat dissipation capacity of radiator is determined by radiator fin quantity, this just constrains the accuracy of heating and ventilation project teacher when design selection, such as: when a room needs 4.4 fin just can meet heat radiation needs, just can only select the radiator of 4; Need 4.5, just can only select the radiator of 5, the heat dissipation capacity error of choice is larger; Also accurately cannot select radiator by the global design demand of house decoration simultaneously, the radiator of adjoining dimensions can only be selected.Secondly, although the production efficiency of radiator comparatively cast-iron radiator be greatly improved, because production link is many, by condition limit the technique of employing also unreasonable, production efficiency is still not high.3rd, radiator easily leak and the life-span not long, be specially: one, aluminium alloy heat radiator radiating efficiency is high, but be easily subject to the corrosion of chlorion in heating hot water and cause leaking; Although two, Copper-Aluminum compound or steel combined with aluminum radiator reduce the problem of chloride ion corrosion, be difficult to solve electrochemical corrosion and oxide etch, so radiators from water leakage also happens occasionally.In addition, the structure of above-mentioned two class radiators has a common feature: each fin all needs to be welded to connect with upper and lower header, when fin and header welding by weld space to affect welding efficiency not high, weldquality and aesthetics are also undesirable, again because all weld seams are all subject to the effect of heating heat hydraulic pressure, weld seam is therefore easily caused to leak.
Summary of the invention
The object of the invention is the shortcoming for existing radiator, provide that a kind of production efficiency is high, radiating efficiency is high, low cost of manufacture, good looking appearance, heat storage capacity are strong, long service life, specification can carry out precision customized aluminium alloy heat radiator according to user's request.
Radiator of the present invention comprises main header, left side header, right side header, heat exchanger tube, it is characterized in that: main header, left side header and right side header make by aluminium alloy, main header is the through rectangular box body in the both sides that surrounded by header board, rear plate, top board and base plate, equally spacedly between the front and rear panels of main header be provided with connection gusset, connect gusset and the space of main header cavity is divided into uniform water storage road; Left side header and right side header are flute profile, and left side header and right side header are connected to the two ends of main header, and the groove of left side header and right side header makes the mutual UNICOM in water storage road of winner's header; Heat exchanger tube runs through main header, and its two ends are connected with left side header and right side header respectively.
Liquid-filling valve, spill valve and air bleeding valve is provided with at described left side header or header top, right side;
Described liquid-filling valve and spill valve are in sustained height, and maintain distance with casing top; The position of air bleeding valve is higher than the position of liquid-filling valve and spill valve;
Mounting process groove is provided with in the outside of described main header backboard.
The manufacturing process of radiator of the present invention is: the making of main header is divided into two steps, the first step makes main header section bar, this step adopts the manufacturing process flow of aluminium alloy extrusions to make, that is: make main header section bar by batching, melting, casting, extrusion process, then oxidation processes and colouring are carried out to main header section bar; Second step is Cutting process, is precisely cut by main header section bar by the specification needed for radiator, makes main header; Left side header and right side header all adopt extrusion process one-shot forming, adopt welding procedure to be connected to the two ends of main header left side header and right side header, finally install liquid-filling valve, spill valve, air bleeding valve and heat exchanger tube.
Advantage of the present invention is: adopt the manufacturing process of aluminium alloy extrusions to make main header section bar, main header is cut out again by the length designed, make the make efficiency of radiator high, the specification of radiator can precisely be determined, accurately can meet the demand of required heat dissipation capacity and personalized finishing; Due to when left side header and right side header and main header welding not by space constraint, automatic streamline wire bonding can be adopted, the good good looking appearance of weldquality; Because radiator adopts the principle heating of heat exchanger, heating hot water only flows through heat exchanger tube, and not in radiator case body-internal-circulation, so radiator casing is not by the corrosion of heating hot water, long service life; Be easy to scale removal, after radiator uses several years, inner collection has a large amount of dirt to affect radiating efficiency, and existing radiator is difficult to scale removal, and radiator fouling position of the present invention only has heat exchanger tube inner, and the dirt removed herein wants simple many; Attractive in appearance and be easy to arrange, radiator appearance is that plane is suitable for draw a picture and is suitable for cleaning, and existing radiator is quite different.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the sectional side elevation of Fig. 1.
Detailed description of the invention
With reference to accompanying drawing, radiator of the present invention comprises main header 1, left side header 2, right side header 3, heat exchanger tube 4, note valve 5 at night, overflow valve 7 at night, air bleeding valve 6, main header, left side header and right side header make by aluminium alloy, and heat exchanger tube adopts resisting chloride ion penetration stainless steel to make.Main header is the through rectangular box body in the both sides that surrounded by header board, rear plate, top board and base plate, between the front and rear panels of main header, equally spaced being provided with connects gusset 9, with the compressing distortion preventing casing to be subject to interior media, connect gusset and the space of main header cavity is divided into uniform water storage road, be provided with mounting process groove 10 in the outside of main header backboard; Left side header and right side header are flute profile, and left side header and right side header are connected to the two ends of main header, and the groove of left side header and right side header makes the mutual UNICOM in water storage road of winner's header, is conducive to the abundant cycle heat exchange of medium; Heat exchanger tube two ends are welded with an internal thread head 8 respectively, and heat exchanger tube runs through main header, and the internal thread head 8 at its two ends is welded to connect or screwed connection with the connecting hole of left side header and right side header respectively.Left side header is provided with liquid-filling valve 5 and air bleeding valve 6, right side header is provided with spill valve 7 and air bleeding valve 6(in order to liquid-filling valve 5 easy to use and spill valve 7 be same valve), liquid-filling valve and spill valve are in sustained height, and maintain distance with casing top, the position of air bleeding valve is higher than the position of liquid-filling valve and spill valve, so that medium liquid level and casing top are left suitable space and to be heated the increment of volumetric expansion to hold medium in casing, eliminate as far as possible because medium produces distortion to casing compressing.
The manufacturing process of main header section bar is: (1): the concrete alloy designations produced as required, calculates the addition of various alloying component, reasonably combined various raw material; (2) melting: the raw material prepared are added in smelting furnace by technological requirement and melts, and by degasification, deslagging refining means, the assorted slag in melt, gas are effectively removed.(3) cast: melted aluminium liquid is under certain casting technique condition, and by deep-well casting system, cooling casting becomes the strand of all size.(4) extrude: extruding is the means that section bar is shaped.First according to product forms Section Design, produce mould, utilize strand extrusion molding from mould that extruder will heat.The conventional trade mark 6063 alloy, also uses an air-blast quenching process and subsequent artificial aging process, to complete heat treatment reinforcement when extruding.The heat-treatable strengthened alloy of the different trade mark, its heat treating regime is different.(5) paint (process first mainly saying oxidation herein), the aluminium alloy extrusions extruded, its corrosion resistance of surface is not strong, surface treatment must be carried out by anodic oxidation, its main process is: (1) surface preparation: clean Surface of profile by the method for chemistry or physics, expose pure matrix, be beneficial to obtain complete, fine and close artificial oxidation's film.Minute surface or unglazed (sub-light) surface can also be obtained by mechanical means.(2) anodic oxidation: through the section bar of surface preparation, under certain process conditions, matrix surface generation anodic oxidation, generates the AL203 rete of one deck densification, porous, strong absorption affinity.(3) sealing of hole: by the fenestra pore closure of porous oxide film generated after anodic oxidation, makes anti-pollution, the against corrosion and anti-wear performance of oxide-film strengthen.Oxide-film is water white, utilize the strong adsorptivity of oxide-film before sealing of hole, some slaines of absorption deposition in fenestra, the many colors beyond section bar apparent true qualities (silvery white) can be made, as: black, bronze-colored, golden yellow and stainless steel colored etc., so far, main header section bar completes.
Left side header and right side header all adopt extrusion process, one-step die casting in a mold, and left side header and right side header cast out the installing hole of liquid-filling valve, spill valve, air bleeding valve and heat exchanger tube.
Need by liquid-filling valve 5 in radiator casing during use, injected clear water or other thermal medium, stop fluid injection when spill valve 7 has medium to discharge, and liquid-filling valve, spill valve and air bleeding valve closed; When heating hot water is by heat exchanger tube, the heat of heating hot water just passes to the thermal medium in radiator casing by heat exchanger tube, then realizes the function of radiator to indoor radiating by casing.
This radiator only has heat exchanger tube to be subject to the pressure of heating hot water, remainder is all under atmospheric pressure state, any infringement is not caused to the weld seam of radiator, simultaneously also can the thickness (relative to pure aluminum alloy radiator) of thinning radiator casing aluminium alloy, this also means can give out more heat.Because the material of heat exchanger tube is 316L stainless steel, its resisting chloride ion penetration is very competent, greatly can improve tightness and the service life of radiator.

Claims (3)

1. an aluminium alloy heat radiator, comprise main header, left side header, right side header, heat exchanger tube, main header is the through rectangular box body in the both sides that surrounded by header board, rear plate, top board and base plate, equally spacedly between the front and rear panels of main header be provided with connection gusset, connect gusset and the space of main header cavity is divided into uniform water storage road; Left side header and right side header are flute profile, and left side header and right side header are connected to the two ends of main header, and the groove of left side header and right side header makes the mutual UNICOM in water storage road of winner's header; Heat exchanger tube runs through main header, and its two ends are connected with left side header and right side header respectively; Be provided with liquid-filling valve, spill valve and air bleeding valve at described left side header or header top, right side, it is characterized in that: main header, left side header and right side header make by aluminium alloy; The making of main header is divided into two steps, the first step makes main header section bar, this step adopts the manufacturing process flow of aluminium alloy extrusions to make, that is: make main header section bar by batching, melting, casting, extrusion process, then carry out oxidation processes and colouring to main header section bar; Second step is Cutting process, is precisely cut by main header section bar by the specification needed for radiator, makes main header; Left side header and right side header all adopt extrusion process one-shot forming, adopt welding procedure to be connected to the two ends of main header left side header and right side header, finally install liquid-filling valve, spill valve and air bleeding valve and heat exchanger tube.
2. aluminium alloy heat radiator according to claim 1, is characterized in that: described liquid-filling valve and spill valve are in sustained height, and maintains distance with casing top; The position of air bleeding valve is higher than the position of liquid-filling valve and spill valve.
3. aluminium alloy heat radiator according to claim 2, is characterized in that: be provided with mounting process groove in the outside of described main header backboard.
CN201410071109.4A 2014-02-28 2014-02-28 A kind of aluminium alloy heat radiator Active CN103836719B (en)

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CN104475989B (en) * 2014-12-11 2016-08-24 重庆东京散热器有限公司 A kind of oil cooler using carbon-point dries Welding
CN105666061B (en) * 2016-03-22 2018-04-06 宁波旭升汽车技术股份有限公司 A kind of radiator preparation technology of good seal performance
CN107160122B (en) * 2017-06-20 2023-07-21 太仓陶氏电气有限公司 Welding process of low-temperature-resistant salt fog-resistant welding radiator
CN108512096A (en) * 2018-06-06 2018-09-07 滁州继保电气科技有限公司 A kind of radiator structure of power distribution cabinet and preparation method thereof
CN108871038A (en) * 2018-06-27 2018-11-23 赵铎 A kind of production method of aluminium alloy heat radiator cabinet

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5372352A (en) * 1976-12-10 1978-06-27 Sanenerugii Kk Air conditioner
CN2150512Y (en) * 1992-11-23 1993-12-22 黄光智 Independent self-circulating type radiator fin
CN2777472Y (en) * 2005-01-19 2006-05-03 唐晨 Steel-copper composite heat-pipe type multi-heat source radiator
CN2804768Y (en) * 2005-07-16 2006-08-09 张清华 Improved vacuum phase change radiator
CN101936625A (en) * 2010-09-02 2011-01-05 陈基镛 Dual-row porous microchannel flat pipe
CN102062545A (en) * 2011-01-13 2011-05-18 赵铎 Micro negative pressure heat radiator
CN103397229A (en) * 2013-08-02 2013-11-20 贵州合润铝业高新科技发展有限公司 Preparation method of aluminium alloy

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5372352A (en) * 1976-12-10 1978-06-27 Sanenerugii Kk Air conditioner
CN2150512Y (en) * 1992-11-23 1993-12-22 黄光智 Independent self-circulating type radiator fin
CN2777472Y (en) * 2005-01-19 2006-05-03 唐晨 Steel-copper composite heat-pipe type multi-heat source radiator
CN2804768Y (en) * 2005-07-16 2006-08-09 张清华 Improved vacuum phase change radiator
CN101936625A (en) * 2010-09-02 2011-01-05 陈基镛 Dual-row porous microchannel flat pipe
CN102062545A (en) * 2011-01-13 2011-05-18 赵铎 Micro negative pressure heat radiator
CN103397229A (en) * 2013-08-02 2013-11-20 贵州合润铝业高新科技发展有限公司 Preparation method of aluminium alloy

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