CN203024618U - Full-assembly-type sterile double-tube plate shell-and-tube heat exchanger - Google Patents
Full-assembly-type sterile double-tube plate shell-and-tube heat exchanger Download PDFInfo
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- CN203024618U CN203024618U CN 201220642549 CN201220642549U CN203024618U CN 203024618 U CN203024618 U CN 203024618U CN 201220642549 CN201220642549 CN 201220642549 CN 201220642549 U CN201220642549 U CN 201220642549U CN 203024618 U CN203024618 U CN 203024618U
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Abstract
The utility model relates to a full-assembly-type sterile double-tube plate shell-and-tube heat exchanger, and provides a non-welding-type structure. An inner tube plate, a positioning plate, an outer tube plate and an outer tube pressing plate which are superposed are sequentially arranged between a heat exchanger shell body and a tube pass joint. Heat exchange tubes sequentially penetrate through the end portion of the inner tube plate, the end portion of the positioning plate and the end portion of the outer tube plate to abut against the outer tube pressing plate. The outer tube pressing plate is provided with first through holes communicated with the heat exchange tubes. The heat exchanger has the following seal characteristics: seal connection of matching positions of the heat exchange tubes and the inner tube plate is plane and circumferential seal and is completely different from traditional strength expanded connection seal; and seal connection of matching positions of the heat exchange tubes and the outer tube plate is plane and circumferential seal and is completely different from traditional adhesion expansion and welding seal or strength expansion seal or welding seal. The heat exchanger has the advantages that each heat exchange tube, each seal ring, the inner tube plate, the outer tube plate, the outer tube plate pressing plate and a heat exchanger cylinder body can be independently disassembled and assembled, maintenance is convenient, and industrialized efficient mass production can be achieved.
Description
Technical field
The utility model patent relates to a kind of heat exchanger, especially a kind of full assembly type sterile dual-tubeplate shell-and-tube heat exchanger of no-welding-spot.
Background technology
Be used for now the shell-and-tube heat exchanger of pharmaceutical preparation and food production process, as shown in Figure 1, heat exchanger is not realized complete emptying design in use, and high with the roughness of product contact side, can't reach the technological requirement of medical and health and food hygiene, easily cause the bidirectional crossed pollution of product and cooling medium, easily cause leakage, make troubles to production.The sealing that is connected of the internal tube plate of double tube plate heat exchanger and heat exchanger tube is to adopt the intensity expanded joint, and the heat exchanger tube internal diameter hour is difficult to carry out expanded joint.
At present in the especially medical field of fine chemical of industrial circle, generally believe in industry that heat exchanger tube in double tube plate shell-and-tube heat exchanger is connected with tube sheet that connection must be adopted expanded joint or/and the mode of welding connects, only in this way the sealing effectiveness of guarantee product, prevent Seepage.Also to put down in writing like this in various textbooks and paper.But there are many problems in this kind connected mode, and for this reason, those skilled in the art have spent a large amount of energy and gone to address these problems, and is exactly wherein Typical Representative as following information:
" the double tube plate heat exchanger lower perforated plate and the discussion of restraining method of attachment " delivered in the second phase in 2005 " chemical industry equipment and pipeline "; " the manufacturing main points of double tube plate heat exchanger " delivered in the 5th phase in 2009 " pressure vessel " the 26th volume; All prove in industrial application in " discussion of double tube plate heat exchanger back tube sheet intensity expanding joint process " delivered in the fourth phase in August, 2010 " chemical fertilizer industry " the 37th volume, the connected mode of the heat exchanger tube in double tube plate heat exchanger is all expanded joint and welding at present, and the double tube plate heat exchanger that has no relevant commercial Application uses other connected mode.
Heat exchanger tube and outer tube plate to be connected sealing means be the intensity expanded joint or paste swollen add welding or welding, in the situation that the heat exchanger tube diameter is less, weld defect is a lot.Traditional welding, expanded joint mode, if there is Seepage, gently heat exchanger is scrapped, and is heavy cause serious medicine quality accident, and production efficiency is very low, is in separate unit production.At present, good solution is not also arranged.
Simultaneously, it is 2004200688742 " dismountable double tube plate shell-and-tube heat exchangers " that the applicant also retrieves one piece of patent No., this patent is developed for teaching purpose, and teaching demonstration apparatus and commercial Application have very large difference, and its structural design can't satisfy the needs that technical grade is produced at all.This is also not occur dismantled and assembled double tube plate shell-and-tube heat exchanger reason in this area actual production for a long time.
The utility model content
Technical assignment of the present utility model is for above-mentioned deficiency of the prior art, and a kind of full assembly type sterile dual-tubeplate shell-and-tube heat exchanger that provides is specially adapted to industrial pharmaceutical industry.
the technical scheme that its technical problem that solves the utility model adopts is: full assembly type sterile dual-tubeplate shell-and-tube heat exchanger, comprise the tube side interface, heat exchanger shell and be placed in heat exchanger tube in heat exchanger shell, it is characterized in that: the internal tube plate that is provided with successively stack between described heat exchanger shell and tube side interface, location-plate, outer tube plate and outer tube pressing plate, described heat exchanger tube passes internal tube plate successively, location-plate and outer tube plate end are resisted against on the outer tube pressing plate, and be provided with the first through hole that connects with heat exchanger tube on the outer tube pressing plate, and has following seal feature
Being tightly connected of A, described heat exchanger tube and internal tube plate cooperation place is plane and circumferential sealing, is different from traditional intensity expanded joint sealing fully;
Being tightly connected of B, described heat exchanger tube and outer tube plate cooperation place is plane and circumferential sealing, is different from swollen welded seal or the swollen sealing of intensity or the welded seal of adding of traditional subsides fully.
Further, be reserved with a cavity between described location-plate and outer tube plate, described cavity connects monitor by interface, forms the monitoring of leakage point.
Further, described heat exchanger tube carries out matched in clearance with internal tube plate, location-plate and outer tube plate respectively, and described plane and circumferential sealing are the rubber seal ring sealing.
As another kind of mode, described heat exchanger tube carries out interference fits with internal tube plate, location-plate and outer tube plate respectively, and described plane and circumferential sealing are the rubber seal ring sealing.
Further, between described heat exchanger shell and internal tube plate, between internal tube plate and location-plate, between outer tube plate and outer tube pressing plate, be respectively equipped with the second sealing ring between outer tube pressing plate and tube side interface.
further, be all adpting flange at described heat exchanger shell two ends, also be provided with adpting flange on described tube side interface, and at described heat exchanger shell adpting flange, internal tube plate, location-plate, outer tube plate, position with fastening by location shank and fastening bolt between outer tube pressing plate and tube side interface adpting flange, be provided with the first through hole that connects with heat exchanger tube on described outer tube pressing plate, described heat exchanger tube is resisted against on the outer tube pressing plate, and at described internal tube plate, be respectively equipped with on location-plate and outer tube plate and hold the perforation that heat exchanger tube passes, described perforation and the first through hole are corresponding one by one, between each heat exchanger tube and outer tube plate, be respectively equipped with the first sealing ring between each heat exchanger tube and internal tube plate.
The heat exchange shell side is imported and exported and is arranged on described heat exchanger shell.
Described outer tube plate and outer tube pressing plate are bolted and form an integral body.
The beneficial effects of the utility model are: compared to the prior art full assembly type sterile dual-tubeplate shell-and-tube heat exchanger of the present utility model has and realizes complete emptying design, low with the roughness of product contact side, reaches the requirement of medical and health and food hygiene.
Product and the bidirectional crossed pollution of cooling medium have been avoided in the design of assembly type double tubesheet; Tube side, shell side medium are not easy to leak, and trace is revealed History of Science ﹠ Technology and monitored; Production and assembly are very easy; Every heat exchanger tube, each sealing ring, internal tube plate, outer tube plate, outer tube plate pressing plate, all dismounting separately of heat exchanger cylindrical shell, it is very convenient to keep in repair; Can realize the characteristics of industrial high efficiency batch production.
Description of drawings
Fig. 1 is the background technology structural representation;
Fig. 2 is partial structurtes schematic diagram of the present utility model;
Fig. 3 is partial structurtes enlarged drawing in Fig. 2;
Fig. 4 is structural representation of the present utility model.
1 tube side interface in figure, 2 heat exchanger shells, 3 heat exchanger tubes, 22 shell side imports, 23 shell side outlets, 24 take over, 41 deflection plates, 42 rod baffle, 5 internal tube plates, 51 rubber seal rings, 6 location-plates, 61 grooves, 7 outer tube plates, 8 outer tube pressing plates, 81 first through holes, 9 second sealing rings, 91 alignment pins, 92 bolts, 93 tube side imports, 94 tube side outlets.
The specific embodiment
With reference to Figure of description 2～Fig. 4, full assembly type sterile dual-tubeplate shell-and-tube heat exchanger of the present utility model is described in detail below.
Full assembly type sterile dual-tubeplate shell-and-tube heat exchanger of the present utility model, its structure comprise tube side interface 1, heat exchanger shell 2, are placed in heat exchanger tube 3 and some disc type members and seal composition in heat exchanger shell 2.
Internal tube plate 5, internal tube plate is the corrosion resistant plate of a circle, be uniformly distributed with the heat exchanger tube perforation on it, and correspondingly on the upper side of the internal tube plate of each perforation be provided with a miniature rubber seal ring mounting groove, by being installed, rubber seal ring 51 realizes positive confinement between internal tube plate, location-plate and heat exchanger tube three, at heat exchanger tube and formation plane, internal tube plate cooperation place and circumferential sealing, be different from traditional intensity expanded joint sealing fully.Outer flange bolt hole and the locating hole of being arranged with at internal tube plate.
Location-plate 6, location-plate is the corrosion resistant plate of a circle, be uniformly distributed with the heat exchanger tube perforation on it, outer flange bolt hole and the locating hole of being arranged with at location-plate, for improving the fitted seal performance of location-plate and inside and outside tube sheet, be provided with a groove 61 at the location-plate upper side, this groove forms a cavity between location-plate and outer tube plate, cavity connects monitor by interface, forms the monitoring of leakage point.
Outer tube plate 7, internal tube plate is the corrosion resistant plate of a circle, be uniformly distributed with the heat exchanger tube perforation on it, and correspondingly on the upper side of the internal tube plate of each perforation be provided with a miniature rubber seal ring mounting groove, by being installed, rubber seal ring 51 realizes positive confinement between internal tube plate, location-plate and heat exchanger tube three, at heat exchanger tube and formation plane, outer tube plate cooperation place and circumferential sealing, be different from swollen welded seal or the swollen sealing of intensity or the welded seal of adding of traditional subsides fully.At outer flange bolt hole and the locating hole of being arranged with of internal tube plate, and be provided with a sealing ring mounting groove in the outer tube plate periphery, be used for installing the second sealing ring 9.
Outer tube pressing plate 8, be provided with the first through hole 81 that connects with heat exchanger tube on the outer tube pressing plate, heat exchanger tube passes internal tube plate, location-plate and outer tube plate rearward end and is resisted against on the outer tube pressing plate, heat exchanger tube connects with the first through hole and is corresponding one by one, and be arranged with a sealing ring mounting groove outside the outer tube pressing plate, be used for installing the second sealing ring 9.
Tube side interface 1 has adpting flange.
Above-mentioned sealing ring and sealing ring use O shape rubber seal, have identical attribute, and the rubber seal ring diameter are suitable with the heat exchanger tube diameter, and the second sealing ring 9 diameters are suitable with the heat exchanger shell diameter.
Being tightly connected of heat exchanger tube 3 and internal tube plate 5 carried out plane and circumferential sealing for rubber seal ring 51; Heat exchanger tube 3 carries out plane and circumferential sealing with outer tube plate 7; The both sides of heat exchanger shell 2 are disposed with respectively internal tube plate 5, location-plate 6, outer tube plate 7, outer tube plate pressing plate 8 and tube side interface 1, and use alignment pin 91 and flange bolt 92 to position with fastening.After the internal tube plate, location-plate, outer tube plate at two ends passed respectively at the two ends of heat exchanger tube 3, both ends are resisted against on outer tube pressing plate 8, and are provided with seal approach in corresponding site of perforation.
The two ends of heat exchanger tube 2 adopt the outer tube plate pressing plate fastening, play the axial location of heat exchanger tube 3 and heat exchanger shell 2.
Location-plate 6 plays the location, adjusts the effect of crush, assembles by the thickness of reconditioning location-plate and the length of heat exchanger tube, and this place leaves monitoring of leakage point (groove) simultaneously, can in time find seepage, prevents the bidirectional crossed pollution of product and cooling medium.
Described heat exchanger shell and heat exchanger tube all adopt the 316L seamless steel pipe, and deflection plate adopts 304 sheet materials to process, and rod baffle adopts 304 rod irons to process, and remaining all part all adopts the 316L material.
During use, thermal source enters in heat exchanger tube 3 in heat exchanger shell by tube side import 93, is discharged by tube side outlet 94 after cooling, and refrigerant enters in heat exchanger shell by shell side import 22 simultaneously, is discharged by shell side outlet 23 after heat exchange, completes heat transfer process.
Embodiment recited above is described preferred embodiment of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; the relevant technical staff in the field all should expand in protection domain as determined in the utility model claims various distortion of the present utility model and improvement.
Claims (8)
1. full assembly type sterile dual-tubeplate shell-and-tube heat exchanger, comprise tube side interface, heat exchanger shell and be placed in the interior heat exchanger tube of heat exchanger shell, it is characterized in that: the internal tube plate, location-plate, outer tube plate and the outer tube pressing plate that are provided with successively stack between described heat exchanger shell and tube side interface, described heat exchanger tube passes internal tube plate, location-plate successively and the outer tube plate end is resisted against on the outer tube pressing plate, and be provided with the first through hole that connects with heat exchanger tube on the outer tube pressing plate, and
Being tightly connected of A, described heat exchanger tube and internal tube plate cooperation place is plane and circumferential sealing;
Being tightly connected of B, described heat exchanger tube and outer tube plate cooperation place is plane and circumferential sealing.
2. full assembly type sterile dual-tubeplate shell-and-tube heat exchanger according to claim 1, is characterized in that, is reserved with a cavity between described location-plate and outer tube plate, and described cavity connects monitor by interface, forms the monitoring of leakage point.
3. full assembly type sterile dual-tubeplate shell-and-tube heat exchanger according to claim 1 and 2, is characterized in that, described heat exchanger tube carries out matched in clearance with internal tube plate, location-plate and outer tube plate respectively, and described plane and circumferential sealing are the rubber seal ring sealing.
4. full assembly type sterile dual-tubeplate shell-and-tube heat exchanger according to claim 1 and 2, is characterized in that, described heat exchanger tube carries out interference fits with internal tube plate, location-plate and outer tube plate respectively, and described plane and circumferential sealing are the rubber seal ring sealing.
5. full assembly type sterile dual-tubeplate shell-and-tube heat exchanger according to claim 3, it is characterized in that, between described heat exchanger shell and internal tube plate, between internal tube plate and location-plate, between outer tube plate and outer tube pressing plate, be respectively equipped with the second sealing ring between outer tube pressing plate and tube side interface.
6. full assembly type sterile dual-tubeplate shell-and-tube heat exchanger according to claim 5, it is characterized in that, be all adpting flange at described heat exchanger shell two ends, also be provided with adpting flange on described tube side interface, and position with fastening by location shank and fastening bolt between described heat exchanger shell adpting flange, internal tube plate, location-plate, outer tube plate, outer tube pressing plate and tube side interface adpting flange.
7. full assembly type sterile dual-tubeplate shell-and-tube heat exchanger according to claim 6, is characterized in that, the heat exchange shell side is imported and exported and is arranged on described heat exchanger shell.
8. full assembly type sterile dual-tubeplate shell-and-tube heat exchanger according to claim 1, is characterized in that, described outer tube plate and outer tube pressing plate are bolted and form an integral body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220642549 CN203024618U (en) | 2012-11-28 | 2012-11-28 | Full-assembly-type sterile double-tube plate shell-and-tube heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220642549 CN203024618U (en) | 2012-11-28 | 2012-11-28 | Full-assembly-type sterile double-tube plate shell-and-tube heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203024618U true CN203024618U (en) | 2013-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220642549 Withdrawn - After Issue CN203024618U (en) | 2012-11-28 | 2012-11-28 | Full-assembly-type sterile double-tube plate shell-and-tube heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203024618U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937387A (en) * | 2012-11-28 | 2013-02-20 | 济南西斯普换热系统有限公司 | Full-assembled type sterile shell-and-tube exchanger with double tube plates |
-
2012
- 2012-11-28 CN CN 201220642549 patent/CN203024618U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937387A (en) * | 2012-11-28 | 2013-02-20 | 济南西斯普换热系统有限公司 | Full-assembled type sterile shell-and-tube exchanger with double tube plates |
| CN102937387B (en) * | 2012-11-28 | 2014-08-20 | 济南西斯普换热系统有限公司 | Full-assembled type sterile shell-and-tube exchanger with double tube plates |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130626 Effective date of abandoning: 20140820 |
|
| RGAV | Abandon patent right to avoid regrant |