CN1096097A - Have applied corrosion resistant lining improvement the distributor of heat exchanger - Google Patents
Have applied corrosion resistant lining improvement the distributor of heat exchanger Download PDFInfo
- Publication number
- CN1096097A CN1096097A CN94102240.4A CN94102240A CN1096097A CN 1096097 A CN1096097 A CN 1096097A CN 94102240 A CN94102240 A CN 94102240A CN 1096097 A CN1096097 A CN 1096097A
- Authority
- CN
- China
- Prior art keywords
- distributor
- corrosion resistant
- plate
- band
- cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005260 corrosion Methods 0.000 title claims abstract description 28
- 230000007797 corrosion Effects 0.000 title claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 23
- 238000003466 welding Methods 0.000 claims abstract description 3
- 238000009825 accumulation Methods 0.000 claims abstract 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 19
- 239000010936 titanium Substances 0.000 claims description 16
- 229910052719 titanium Inorganic materials 0.000 claims description 16
- 229910000679 solder Inorganic materials 0.000 claims description 6
- 238000005474 detonation Methods 0.000 claims description 5
- 238000010285 flame spraying Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 2
- 239000002674 ointment Substances 0.000 description 3
- 239000011505 plaster Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/0219—Arrangements for sealing end plates into casing or header box; Header box sub-elements
- F28F9/0224—Header boxes formed by sealing end plates into covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
- F28F19/02—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using coatings, e.g. vitreous or enamel coatings
- F28F19/06—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using coatings, e.g. vitreous or enamel coatings of metal
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Arc Welding In General (AREA)
- Coating By Spraying Or Casting (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Details Of Heat-Exchange And Heat-Transfer (AREA)
Abstract
A kind of distributor with heat exchanger of applied corrosion resistant lining, the circumferential area of the no applied corrosion resistant lining of the plate of band pipe, be provided with a boss, radially engaging and forming by the welding material accumulation with the plate of described band pipe, for being formed on being welded to connect between band plate of pipe and the cylinder, the ring of the resistant material of a L shaped cross section band fillet fully adheres to described abutment and is close to the inner surface of the distributor at described abutment, and with the corrosion resistant lining band fillet of the applied corrosion resistant lining of the plate of described band pipe and described cylinder link together.
Description
The present invention relates to a kind of costly applied corrosion resistant lining that has, the new type heat exchanger distributor of titanium for example, in this distributor, applied corrosion resistant lining plays the plate from flat fully band pipe, in the plate and the engagement range between the distributor cylinder of described band pipe, can reach and have the continuity that the applied corrosion resistant lining of minimum necessary resistant material was concentrated and used to minimum stress.And have maximum reliability and a least cost.
In present technology, the known applied corrosion resistant lining that has high value that various types is arranged is such as the distributor of the heat exchanger of titanium.
In one of these known patterns, use the plate of the columniform band pipe in U-shaped cross section, wherein flat and column type wall is concentrated to prevent stress for joint radially, thereby cut is preferably arranged.But the shortcoming of the plate of this band pipe is in the operation of the basic detonation flame spraying of the titanium of applying ointment or plaster, and its sidewall reflects blast wave causes on most of circumference of the plate of the described band pipe that had not used many faults.Its consequence is the plate that needs the band pipe of use larger diameter, thereby makes distributor do greatlyyer, and its cost is higher.
Described shortcoming has obtained overcoming in the distributor of the heat exchanger that has applied corrosion resistant lining of another kind of pattern, it is an additives that this plate is welded to the distributor cylinder and accepts the resistant material auxiliary member with the plate of the flat fully band pipe of a band cannelure to obtain.
The latter's solution still exists the plate of being with pipe and the joint between cylinder, because described cannelure and by the minimizing in the plate cross section of it described band pipe that causes, aggravated the shortcoming that stress is concentrated, this has caused reducing reliability and for onesize distributor, for the described cannelure of filling, demand to titanium material at high price is bigger, thereby has increased cost.
The objective of the invention is by a kind of applied corrosion resistant lining that has high price is provided, such as the distributor of the heat exchanger of titanium to get rid of described shortcoming, in this distributor, the continuity of the applied corrosion resistant lining in the plate of flat band pipe and distributor between cylinder guarantees to have that minimum stress is concentrated and the resistant material of minimum necessity.
Achieve this end, no longer in the plate of band pipe, drive cannelure, and the welds joint that between the plate of described band pipe and distributor cylinder, forms, circumferential section at the plate of being with pipe, provide the boss an of necessity by piling up scolder, in addition, be to be that the annulus of resistant material in the L shaped cross section of band fillet is realized in the continuity of joint applied corrosion resistant lining by a cross section, this ring fully affixes to the abutment and near the inner surface of described joint.
Therefore, the distributor that has the heat exchanger of applied corrosion resistant lining comprises plate and distributor cylinder of a band pipe, both are by the method for detonation flame spraying resistant material lining, described material is removed with the circumference area that described cylinder engages at the plate of described band pipe, according to the present invention, the feature of this distributor is, circumference area at the no described applied corrosion resistant lining of the plate of described band pipe is provided with a boss, the plate radial engagement of this boss and described band pipe, and form by stacked solder, for between the plate of described band pipe and described cylinder, forming solder joints, the annulus of resistant material in the L shaped cross section of a band fillet fully affixes to described welds joint and sticks on inner surface near the distributor of described weld, and the applied corrosion resistant lining of the plate of the described band pipe of this ring belt fillet ground joint and the applied corrosion resistant lining of described cylinder.
Pack in the distributor cylinder for the ease of the annulus that this class is had the resistant material in L shaped cross section, according to another feature of the present invention, the diameter of described annulus is less than the diameter of described cylinder, and the shoulder ring of a resistant material inserts between the face corrosion lining of the annulus of band fillet in described L shaped cross section and described distributor cylinder.According to the pattern of having improved of the present invention; the annulus of the resistant material in the L shaped cross section of described band fillet is formed by inserting a plurality of secter pats that weld together behind the distributor cylinder, and described weld is by being protected with its lower member cover that has welded together.According to preferential embodiment of the present invention, described resistant material is a titanium.
Will be more clear with reference to following accompanying drawing the present invention, the preferential embodiment that only provides in the mode of non-limiting example that these illustrate it in these embodiments, all can not leave the technical of category of the present invention, structural or technologic modification.
In described figure:
Fig. 1 is at profile longitudinally according to the distributor of heat exchanger of the present invention;
Fig. 2 be one of Fig. 1 in detail part amplification longitudinal sectional drawing;
Fig. 3 is the perspective view that has amplified, and expression is according to the embodiment of the annulus in the L shaped cross section of of the present invention one band fillet that has improved.
With reference to these accompanying drawings, the cylinder 1 that the distributor of heat exchanger is sealed by circular end-blocking 2 and the plate 5 of a flat fully band pipe are formed, end-blocking and cylinder are all correspondingly by using corrosion resistant titanium lining 3 and 4 coverings that detonation flame spraying is applied ointment or plaster, on the plate 5 of band pipe the lining 6 of being applied ointment or plaster by detonation flame spraying is arranged, and have a plurality of pipes 7.The plate 5 of described band pipe is in the same place with 10 butt welding in circumference area 9 separately near weld 8 with described cylinder 1, states titanium lining 6 and 3 in this place and is removed respectively.For this purpose, on the circumference area 9 of the plate 5 of described band pipe, form a boss 11 that is become by stacked solder, it is connected (see figure 2) with the plate of described band pipe, and this projection is as the edge of described weld 8.A corresponding boss 12 is also formed by stacked solder in the circumference area 10 of cylinder 1, the titanium ring 13 that is connected by the L shaped cross section of a band fillet of 6 of the titanium linings of the plate 5 of the titanium lining 3 of cylinder 1 and band pipe forms, and the two ends of this ring are welded on the parts that are positioned at below it.
Yet, for the ease of described ring 13 is put into described cylinder 1, as providing among the figure, the diameter of described ring is less than the diameter of cylinder, a shoulder ring 14, also be made of titanium, insert between the titanium lining 3 of L shaped ring 13 and described cylinder 1, so described L shaped ring 13 is welded to respectively on the titanium lining 6 and described titanium ring 14 of the plate 5 of being with pipe.Well-known in titanium engineering field, must be with inert material 15 and 16, such as silver, aluminium etc. insert in respectively between stacked solder thing and the titanium lining.
According to be shown in improvement among Fig. 3 pattern; the titanium ring 13 in the L shaped cross section of described band fillet is made up of 17,18 and 19 3 secter pats respectively, when these secter pats are put into cylinder 1; be welded to each other together, relative weld 20 is by corresponding total cover cap 21 protections.
Claims (4)
1, a kind of distributor with heat exchanger of applied corrosion resistant lining, plate and a distributor cylinder of comprising a band pipe, both all serve as a contrast with resistant material with the method for detonation flame spraying, at the circumference place that the plate of described band pipe engages with described cylinder, described material is removed, it is characterized in that, circumferential area at the described no applied corrosion resistant lining of the plate of described band pipe, be provided with a boss, radially engaging and forming by the welding material accumulation with the plate of described band pipe, be being welded to connect between the plate that is formed on described band pipe and the described cylinder, the ring of the resistant material of a L shaped cross section band fillet fully adheres to described abutment and is close to the inner surface of the distributor at described abutment, and with the corrosion resistant lining band fillet of the applied corrosion resistant lining of the plate of described band pipe and described cylinder link together.
2, the distributor of the heat exchanger that has applied corrosion resistant lining described in claim 1, it is characterized in that, the diameter of described ring is less than the diameter of described cylinder, and the shoulder ring of a resistant material inserts between the applied corrosion resistant lining of the annulus in L shaped cross section of described band fillet and described distributor cylinder.
3, the distributor of the heat exchanger that has applied corrosion resistant lining described in claim 1; it is characterized in that; the annulus of the resistant material in the L shaped cross section of described band fillet is welded together after inserting described distributor cylinder by a plurality of secter pats, and described solder joint is protected by the lid that has that is welded in the resistant material on the parts that are positioned at below it.
4, the distributor of the heat exchanger of band applied corrosion resistant lining as claimed in claim 1 is characterized in that, described resistant material is a titanium.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITMI930405A IT1271958B (en) | 1993-03-03 | 1993-03-03 | PERFECTED DISTRIBUTOR FOR HEAT EXCHANGER WITH ANTI-CORROSIVE COATING |
| IT000405A93 | 1993-03-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1096097A true CN1096097A (en) | 1994-12-07 |
| CN1075628C CN1075628C (en) | 2001-11-28 |
Family
ID=11365219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94102240.4A Expired - Fee Related CN1075628C (en) | 1993-03-03 | 1994-03-02 | Improved distributor for heat exchanger with antic orrosive lining |
Country Status (6)
| Country | Link |
|---|---|
| CN (1) | CN1075628C (en) |
| AT (1) | AT402971B (en) |
| DE (1) | DE4406852C2 (en) |
| FR (1) | FR2702271B1 (en) |
| IT (1) | IT1271958B (en) |
| RU (1) | RU2121123C1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101111736B (en) * | 2005-02-03 | 2010-05-19 | 贝洱两合公司 | Heat exchanger |
| CN102099652B (en) * | 2008-07-17 | 2013-12-25 | 塞彭公司 | Tube-bundle equipment for processing corrosive fluids |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITMI20021009A1 (en) | 2002-05-13 | 2003-11-13 | Snam Progetti | TUBE BAND EQUIPMENT FOR PROCESSING CORROSIVE FLUIDS |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54118352A (en) * | 1978-03-08 | 1979-09-13 | Toshiba Corp | Pipe-to-pipe plate welding of heat exchanger |
| IT8822488A0 (en) * | 1988-11-03 | 1988-11-03 | Hudson Italiana Fbm | DISTRIBUTION BOX FOR HEAT EXCHANGER WITH ANTI-CORROSION COATING. |
-
1993
- 1993-03-03 IT ITMI930405A patent/IT1271958B/en active IP Right Grant
-
1994
- 1994-02-25 AT AT0040194A patent/AT402971B/en not_active IP Right Cessation
- 1994-02-28 FR FR9402255A patent/FR2702271B1/en not_active Expired - Fee Related
- 1994-03-01 RU RU94006782/06A patent/RU2121123C1/en not_active IP Right Cessation
- 1994-03-02 DE DE4406852A patent/DE4406852C2/en not_active Expired - Fee Related
- 1994-03-02 CN CN94102240.4A patent/CN1075628C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101111736B (en) * | 2005-02-03 | 2010-05-19 | 贝洱两合公司 | Heat exchanger |
| CN102099652B (en) * | 2008-07-17 | 2013-12-25 | 塞彭公司 | Tube-bundle equipment for processing corrosive fluids |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1075628C (en) | 2001-11-28 |
| DE4406852C2 (en) | 1998-10-08 |
| FR2702271A1 (en) | 1994-09-09 |
| IT1271958B (en) | 1997-06-10 |
| ITMI930405A1 (en) | 1994-09-03 |
| ATA40194A (en) | 1997-02-15 |
| ITMI930405A0 (en) | 1993-03-03 |
| RU2121123C1 (en) | 1998-10-27 |
| AT402971B (en) | 1997-10-27 |
| FR2702271B1 (en) | 1996-01-19 |
| DE4406852A1 (en) | 1994-09-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |