CN103115517A - Air cooler steel and aluminum composite tube plate and processing technology thereof - Google Patents
Air cooler steel and aluminum composite tube plate and processing technology thereof Download PDFInfo
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- CN103115517A CN103115517A CN 201310042375 CN201310042375A CN103115517A CN 103115517 A CN103115517 A CN 103115517A CN 201310042375 CN201310042375 CN 201310042375 CN 201310042375 A CN201310042375 A CN 201310042375A CN 103115517 A CN103115517 A CN 103115517A
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Abstract
The invention belongs to the technical field of heat dissipation devices, and relates to an air cooler heat dissipation mechanism, in particular to an air cooler steel and aluminum composite tube plate and a processing technology of the air cooler steel and aluminum composite tube plate. The air cooler steel and aluminum composite tube plate and the processing technology of the air cooler steel and aluminum composite tube plate solve the problems that an existing technology is not reasonable enough and the like. The composite tube plate comprises a steel base board, and a plurality of through grooves which are evenly distributed are formed in the steel base board. Aluminum casting bodies formed by casting of aluminum are arranged inside the through grooves. A plurality of bar-shaped holes used for installing finned tubes are formed in the aluminum casting bodies in a mutual parallel mode. The processing technology comprises the steps of processing of the through grooves, surface processing, aluminum casting and postprocessing. The air cooler steel and aluminum composite tube plate and the processing technology of the air cooler steel and aluminum composite tube plate have the advantages of being reasonable in design, simple in structure, long in service life, good in heat dissipation effect, capable of improving an integral air cooling effect, light in mass, convenient to transport, capable of enabling an installation process to be convenient, corrosion-resisting, simple in manufacturing and high in structural strength.
Description
Technical field
The invention belongs to the heat abstractor technical field, relate to the air cooler cooling mechanism, especially relate to a kind of air cooler steel combined with aluminum tube sheet and processing technology thereof.
Background technology
Aerial cooler be with surrounding air as cooling medium, horizontal plunderring outside finned tube makes that in pipe, the high-temperature technology fluid obtains the equipment of cooling or condensation, is called for short by " air cooler ", also claims by " air-cooled type heat exchanger ".Air cooler is a set of equipment independently, and floor space is little, can place indoor or outdoors by customer requirements, can also can use steel pipe with flexible pipe with equipment connection.In order to increase exchange rate, generally can utilize blower fan to strengthen the mobility of air, cooling due to it, heat-sinking capability is strong, saving water resource, thereby be widely used in the fields such as oil, chemical industry, the energy, metallurgy, Aero-Space.
In prior art, the whole steel construction that adopts of composite plate is steel plate, and weight is large, causes installing inconvenience, and because the radiating effect of steel is poor, causes the radiating effect of whole air cooler poor.And the moulding process of present composite adopts explosive forming or welding overlaying method, electro-plating method etc. more.Explosive forming needs the special-purpose place of safer relative closure, and blast requires active area large, could use after the marginal portion that blast is not applied to exists the gap to cut, and causes cost to rise.Overlaying method is owing to adopting large electric current to carry out, and welding easily causes tube plate deformation, will increase plate thickness for avoiding distortion, and also will carry out machining after built-up welding, so cost rises and the cycle in man-hour is long.The horizontal difficulty of clad tubesheet material technology of electroplating is large, and the cycle is long, and cost is high.For this reason, people have carried out long-term exploration, have proposed various solutions.
For example, Chinese patent literature discloses a kind of corrosion-resistant clad tubesheet air cooler [application number: CN201410126892.6], comprises bobbin carriage, built-up welding tube sheet, heat exchanger tube, fin, and bobbin carriage is to be combined by tube sheet.The corrosion resistant alloy built-up welding tube sheet is welded with 7 ~ 8mm on the base material that is connected with heat exchanger tube is the carbon steel tube plate inboard after, heat exchanger tube and tube sheet inboard are the nickel-base alloy of material of the same race, make the welding of heat exchange pipe head and overlay cladding; The heat exchanger tube skin is provided with fin, finned heat exchanger tube two ends is penetrated respectively in the pore of tube sheet of both sides bobbin carriage.
Although the clad tubesheet in such scheme has corrosion-resistant preferably, manufacturing cost is high, and radiating effect is poor, thereby can affect the radiating effect of whole air cooler.In addition, in prior art, composite plate is made loaded down with trivial details.
Summary of the invention
The objective of the invention is for the problems referred to above, provide a kind of reasonable in design, simple in structure, the air cooler steel combined with aluminum tube sheet of good heat dissipation effect.
Another object of the present invention is for the problems referred to above, provides a kind of easy to implement, easy to operate, the air cooler steel combined with aluminum tube sheet processing technology of superior product quality.
For achieving the above object, the present invention has adopted following technical proposal: this air cooler steel combined with aluminum tube sheet processing technology, it is characterized in that, and this technique comprises the steps:
A, processing groove: the some grooves of processing on steel substrate, and each groove evenly distributes;
B, surface treatment: in mould, the groove inwall is carried out surface treatment, make its roughness be no more than the Sa2.5 level, then do the interface transition processing at the groove inwall;
C, aluminium casting: in mould, the aluminium water of melting is cast in and make steel substrate and aluminium compound on above-mentioned steel substrate, obtain to have the Steel-aluminium composite board for the bar hole of installation finned tube;
D, post processing: preservative treatment is carried out on the surface of Steel-aluminium composite board, obtained the steel combined with aluminum tube sheet.
In above-mentioned air cooler steel combined with aluminum tube sheet processing technology, in above-mentioned steps A, process at least one step in described groove, have some preformed holes that run through step on described step.
In above-mentioned air cooler steel combined with aluminum tube sheet processing technology, in above-mentioned steps A, the outer end of described preformed hole is provided with chamfered bore.
In above-mentioned air cooler steel combined with aluminum tube sheet processing technology, above-mentioned preformed hole inwall is carried out the processing of step B and step C.
In above-mentioned air cooler steel combined with aluminum tube sheet processing technology, described groove processes by milling mode.
In above-mentioned air cooler steel combined with aluminum tube sheet processing technology, described interface transition processing is included in the groove inwall and the preformed hole inwall arranges the metallic particles material of fusing point between steel and aluminium.
A kind of cooler steel combined with aluminum tube sheet, it is characterized in that, this clad tubesheet comprises steel substrate, be provided with some equally distributed grooves on steel substrate, be provided with the aluminium casting matrix that is formed by the aluminium casting in described groove, some bar holes that are used for installing finned tube that are arranged in parallel are set on described aluminium casting matrix.
In above-mentioned air cooler steel combined with aluminum tube sheet, described groove inwall is provided with at least one step, and described aluminium casting matrix is provided with and the step boss of corresponding setting one by one, and described step and boss coincide mutually.
In above-mentioned air cooler steel combined with aluminum tube sheet, have some preformed holes that run through step on described step, be provided with the connector that the aluminium casting forms in described preformed hole, described connector and aluminium casting matrix are connected as a single entity structure.
In above-mentioned air cooler steel combined with aluminum tube sheet, the outer end of described preformed hole is provided with chamfered bore, is provided with the head that is complementary with chamfered bore in described chamfered bore, and described head and connector are connected as a single entity structure.
Compared with prior art, the advantage of this air cooler steel combined with aluminum tube sheet and processing technology thereof is: 1, reasonable in design, simple in structure, and long service life.2, good heat dissipation effect can improve whole air cooling effect.3, quality is light in transportation, makes installation process convenient.4, corrosion-resistant, to make simply, structural strength is high.
Description of drawings
Fig. 1 is structural representation provided by the invention.
Fig. 2 is that in Fig. 1, A-A partly sends out the macrostructure schematic diagram to section.
Fig. 3 is that in Fig. 1, B-B sends out the macrostructure schematic diagram to section.
Fig. 4 is that in Fig. 1, C-C sends out the macrostructure schematic diagram to section.
Fig. 5 another kind of structural representation provided by the invention.
Fig. 6 is that in Fig. 5, D-D partly sends out the macrostructure schematic diagram to section.
Fig. 7 is that in Fig. 5, E-E sends out the macrostructure schematic diagram to section
In figure, steel substrate 1, groove 2, step 3, preformed hole 31, aluminium casting matrix 4, boss 41, connector 5, chamfered bore 31a, head 51, bar hole 6.
The specific embodiment
Be below the specific embodiment and by reference to the accompanying drawings of invention, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
Embodiment one
As shown in Fig. 1-4, air cooler steel combined with aluminum tube sheet processing technology, this technique comprise the steps: A, processing groove: the some grooves 2 of processing on steel substrate 1, and each groove 2 evenly distributes; B, surface treatment: groove 2 inwalls are carried out surface treatment, make its roughness be no more than the Sa2.5 level, then do the interface transition processing at groove 2 inwalls; C, aluminium casting: in mould, the aluminium water of melting is cast in and make steel substrate 1 and aluminium compound on above-mentioned steel substrate 1, obtain to have the Steel-aluminium composite board for the bar hole 6 that finned tube is installed; D, post processing: preservative treatment is carried out on the surface of Steel-aluminium composite board, obtained the steel combined with aluminum tube sheet.
In the present embodiment, process at least one step 3 in groove 2, have some preformed holes 31 that run through step on step 3, the outer end of preformed hole 31 is provided with chamfered bore 31a, preformed hole 31 inwalls are carried out the processing of step B and step C, and groove 2 processes by milling mode.The interface transition processing is included in groove 2 inwalls and preformed hole 31 inwalls arrange the metallic particles material of fusing point between steel and aluminium.
This clad tubesheet comprises steel substrate 1, is provided with some equally distributed grooves 2 on steel substrate 1, is provided with the aluminium casting matrix 4 that is formed by the aluminium casting in groove 2, and some bar holes 6 that are used for installing finned tube that are arranged in parallel are set on aluminium casting matrix 4.Groove 2 inwalls are provided with at least one step 3, and aluminium casting matrix 4 is provided with and step 3 boss 41 of corresponding setting one by one, and step 3 and boss 41 coincide mutually.Have some preformed holes 31 that run through step 3 on step 3, be provided with the connector 5 that the aluminium casting forms in preformed hole 31, connector 5 is connected as a single entity structure with aluminium casting matrix 4.The outer end of preformed hole 31 is provided with chamfered bore 31a, is provided with the head 51 that is complementary with chamfered bore 31a in chamfered bore 31a, and head 51 is connected as a single entity structure with connector 5.
In the present embodiment, be provided with the some equally distributed grooves 2 of row on steel substrate 1, be direct-cooled steel combined with aluminum tube sheet.
Embodiment two
As shown in Fig. 5-7, in the present embodiment, be provided with two row's grooves 2 on steel substrate 1, be steel combined with aluminum tube sheet indirectly, all the other all with embodiment 1 roughly the same, do not give unnecessary details.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or replenish or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has more used the terms such as steel substrate 1, groove 2, step 3, preformed hole 31, aluminium casting matrix 4, boss 41, connector 5, chamfered bore 31a, head 51, bar hole 6, do not get rid of the possibility of using other term.Using these terms is only in order to describe more easily and explain essence of the present invention; They are construed to any additional restriction is all contrary with spirit of the present invention.
Claims (10)
1. an air cooler steel combined with aluminum tube sheet processing technology, is characterized in that, this technique comprises the steps:
A, processing groove: at the upper processing of steel substrate (1) some grooves (2), and each groove (2) evenly distributes;
B, surface treatment: groove (2) inwall is carried out surface treatment, make its roughness be no more than the Sa2.5 level, then do the interface transition processing at groove (2) inwall;
C, aluminium casting: in mould, the aluminium water of melting is cast in and make steel substrate (1) and aluminium compound on above-mentioned steel substrate (1), obtain to have the Steel-aluminium composite board for the bar hole (6) that finned tube is installed;
D, post processing: preservative treatment is carried out on the surface of Steel-aluminium composite board, obtained the steel combined with aluminum tube sheet.
2. air cooler steel combined with aluminum tube sheet processing technology according to claim 1, it is characterized in that, in above-mentioned steps A, process at least one step (3) in described groove (2), have some preformed holes (31) that run through step on described step (3).
3. air cooler steel combined with aluminum tube sheet processing technology according to claim 2, is characterized in that, in above-mentioned steps A, the outer end of described preformed hole (31) is provided with chamfered bore (31a).
4. according to claim 2 or 3 described air cooler steel combined with aluminum tube sheet processing technologys, is characterized in that, above-mentioned preformed hole (31) inwall is carried out the processing of step B and step C.
5. air cooler steel combined with aluminum tube sheet processing technology according to claim 4, is characterized in that, described groove (2) processes by milling mode.
6. air cooler steel combined with aluminum tube sheet processing technology according to claim 4, is characterized in that, described interface transition processing is included in groove (2) inwall and preformed hole (31) inwall arranges the metallic particles material of fusing point between steel and aluminium.
7. air cooler steel combined with aluminum tube sheet, it is characterized in that, this clad tubesheet comprises steel substrate (1), be provided with some equally distributed grooves (2) on steel substrate (1), be provided with the aluminium casting matrix (4) that is formed by the aluminium casting in described groove (2), some bar holes (6) that are used for installing finned tube that are arranged in parallel are set on described aluminium casting matrix (4).
8. air cooler steel combined with aluminum tube sheet according to claim 7, it is characterized in that, described groove (2) inwall is provided with at least one step (3), described aluminium casting matrix (4) is provided with and step (3) boss of corresponding setting (41) one by one, and described step (3) and boss (41) coincide mutually.
9. air cooler steel combined with aluminum tube sheet according to claim 8, it is characterized in that, have some preformed holes (31) that run through step (3) on described step (3), be provided with the connector (5) that the aluminium casting forms in described preformed hole (31), described connector (5) is connected as a single entity structure with aluminium casting matrix (4).
10. air cooler steel combined with aluminum tube sheet according to claim 9, it is characterized in that, the outer end of described preformed hole (31) is provided with chamfered bore (31a), be provided with the head (51) that is complementary with chamfered bore (31a) in described chamfered bore (31a), described head (51) is connected as a single entity structure with connector (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201310042375 CN103115517A (en) | 2013-02-03 | 2013-02-03 | Air cooler steel and aluminum composite tube plate and processing technology thereof |
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| CN 201310042375 CN103115517A (en) | 2013-02-03 | 2013-02-03 | Air cooler steel and aluminum composite tube plate and processing technology thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744261A (en) * | 2019-10-15 | 2020-02-04 | 上海宝钢工业技术服务有限公司 | Method for reducing cutter impact by milling array hole plane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744261A (en) * | 2019-10-15 | 2020-02-04 | 上海宝钢工业技术服务有限公司 | Method for reducing cutter impact by milling array hole plane |
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Application publication date: 20130522 |