CN220039226U - Corrosion-resistant tube plate and corrosion-resistant heat exchanger - Google Patents
Corrosion-resistant tube plate and corrosion-resistant heat exchanger Download PDFInfo
- Publication number
- CN220039226U CN220039226U CN202320971965.XU CN202320971965U CN220039226U CN 220039226 U CN220039226 U CN 220039226U CN 202320971965 U CN202320971965 U CN 202320971965U CN 220039226 U CN220039226 U CN 220039226U
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- CN
- China
- Prior art keywords
- mounting hole
- corrosion
- plate
- resistant
- metal plate
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- 238000005260 corrosion Methods 0.000 title claims abstract description 36
- 230000007797 corrosion Effects 0.000 title claims description 16
- 239000002184 metal Substances 0.000 claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 229910052755 nonmetal Inorganic materials 0.000 abstract description 30
- 239000007788 liquid Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses an anti-corrosion tube plate and an anti-corrosion heat exchanger. The anti-corrosion tube plate comprises a metal plate, a nonmetal plate and a fastener, wherein the metal plate is provided with a fastening hole and a perforation, the nonmetal plate is provided with a first mounting hole and a second mounting hole, the perforation and the first mounting hole are coaxially arranged, the fastening hole and the second mounting hole are coaxially arranged, the fastener is arranged in the second mounting hole and inserted into the fastening hole so as to fix the metal plate and the nonmetal plate, an annular sealing gasket is further arranged between the metal plate and the nonmetal plate, the metal plate and the nonmetal plate clamp and fix the annular sealing gasket, the first mounting hole and the perforation are positioned in the annular sealing gasket, a sealing assembly and a plug are further arranged in the second mounting hole, and the sealing assembly is positioned between the plug and the fastener. The anti-corrosion tube plate and the anti-corrosion heat exchanger have simple structure and convenient assembly.
Description
Technical Field
The utility model relates to the technical field of heat exchangers, in particular to an anti-corrosion tube plate and an anti-corrosion heat exchanger.
Background
At present, nonmetal shell and tube heat exchanger is because of its can not direct with metal welded's characteristic, in order to reach sealed requirement, generally uses the structure that metal sheet and nonmetal board combine, and the nonmetal board is used for anticorrosive, and the metal sheet then is used for being connected with the casing, and the heat transfer pipe wears to establish at metal sheet and nonmetal board, needs to seal in heat transfer pipe and metal sheet and nonmetal board junction simultaneously, is the laminating between metal sheet and the nonmetal board, leads to very inconvenient when the installation heat transfer pipe, also difficult maintenance.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an anti-corrosion tube plate and an anti-corrosion heat exchanger which are convenient to assemble.
In order to solve the problems, the utility model provides an anti-corrosion tube plate and an anti-corrosion heat exchanger, which comprise a metal plate, a nonmetal plate and a fastener, wherein the metal plate is provided with a fastening hole and a perforation, the nonmetal plate is provided with a first mounting hole and a second mounting hole, the perforation is coaxially arranged with the first mounting hole, the fastening hole is coaxially arranged with the second mounting hole, the fastener is arranged in the second mounting hole and inserted into the fastening hole to fix the metal plate and the nonmetal plate, an annular sealing gasket is further arranged between the metal plate and the nonmetal plate, the metal plate and the nonmetal plate clamp and fix the annular sealing gasket, the first mounting hole and the perforation are positioned in the annular sealing gasket, a sealing component and a plug are further arranged in the second mounting hole, and the sealing component is positioned between the plug and the fastener.
Further, the fastening piece is a bolt or a screw, and the fastening hole is a screw hole.
Further, the first mounting hole and the second mounting hole are the same counter bores.
Further, a third mounting hole is further formed in the metal plate.
Further, a sealing assembly and a locking member are further installed in the first installation hole.
In order to solve the problems, the utility model provides an anti-corrosion heat exchanger which comprises the anti-corrosion tube plate, a heat exchange tube arranged on the anti-corrosion tube plate and a shell provided with the anti-corrosion tube plate.
According to the anti-corrosion tube plate and the anti-corrosion heat exchanger, the annular sealing gasket is arranged between the metal plate and the non-metal plate, so that the sealing structure on one side of the metal plate is eliminated, the assembly is more convenient, the assembly efficiency is high, and the maintenance is also more convenient.
Drawings
Fig. 1 is a schematic view of the structure of a preferred embodiment of the corrosion resistant heat exchanger of the present utility model.
Fig. 2 is an enlarged view of a in fig. 1.
Fig. 3 is an enlarged view of B in fig. 1.
Fig. 4 is a cross-sectional view of a metal plate.
Fig. 5 is a cross-sectional view of a non-metallic plate.
The meaning of the reference numerals in the drawings are:
the heat exchange tube comprises a shell 1, heat exchange tubes 2, a metal plate 3, fastening holes 31, perforations 32, a third mounting hole 33, a nonmetal plate 4, a first mounting hole 41, a second mounting hole 42, a fastening piece 5, an annular sealing gasket 6, a sealing assembly 7, a locking piece 8 and a plug 9.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 3, a preferred embodiment of the corrosion-resistant heat exchanger of the present utility model includes a housing 1, heat exchange tubes 2, and a corrosion-resistant tube sheet, the heat exchange tubes 2 being mounted on the corrosion-resistant tube sheet, the corrosion-resistant tube sheet being mounted on the housing 1.
The anti-corrosion tube plate comprises a metal plate 3, a non-metal plate 4 and a fastener 5, wherein the metal plate 3 and the non-metal plate 4 are fixed through the fastener 5, an annular sealing gasket 6 is clamped and fixed between the metal plate 3 and the non-metal plate 4, and the annular sealing gasket 6 is used for sealing the metal plate 3 and the non-metal plate 4, so that a heat exchange medium is ensured not to flow out of a cavity formed by the non-metal plate 4 and the shell 1. The fastener 5 is usually a bolt or a screw, and conventional parts are adopted, so that purchasing is facilitated and cost is reduced.
Referring to fig. 4 in combination, the metal plate 3 is provided with fastening holes 31 and perforations 32, the heat exchange tube 2 is provided in the perforations 32, and the fastening member 5 is installed in the fastening holes 31. The fastening holes 31 are screw holes, so that the fastening holes are convenient to be matched with the fastening pieces 5, and the fastening stability is high. The metal plate 3 is further provided with a third mounting hole 33, and the third mounting hole 33 is provided with a bolt or a screw to be fixed with the shell 1. It should be noted that in other embodiments, the metal plate 3 may be welded directly to the housing 1, or may be welded and bolted, and is selected according to practical needs.
Referring to fig. 5, the nonmetallic plate 4 is provided with a first mounting hole 41 and a second mounting hole 42. The first mounting holes 41 and the perforations 32 are located in the annular sealing gasket 6 ensuring that the heat exchange medium can be gasket sealed. The through holes 32 are arranged coaxially with the first mounting holes 41, so that smooth mounting of the heat exchange tube 2 is ensured. The heat exchange tube 2 is arranged in the first mounting hole 41, the sealing assembly 7 and the locking piece 8 are further arranged in the first mounting hole 41, the sealing assembly 7 is used for sealing a gap between the heat exchange tube 2 and the nonmetal plate 4, the locking piece 8 is used for locking and fixing the heat exchange tube 2, the heat exchange tube 2 is ensured not to move, the sealing assembly 7 is a sealing ring, the sealing ring can be one or a plurality of sealing rings, and the quantity is determined according to the requirement. The fastening hole 31 and the second mounting hole 42 are coaxially arranged, so that the fastener 5 can be conveniently mounted; the fastener 5 is placed in the second mounting hole 42 and inserted into the fastening hole 31 to fix the metal plate 3 and the nonmetal plate 4 into one body. The second mounting hole 42 is internally provided with a sealing component 7 and a plug 9, the sealing component 7 is positioned between the plug 9 and the fastener 5, the plug 9 is used for plugging corrosive liquid which needs heat exchange, the corrosive liquid is ensured not to enter the second mounting hole 42, and the sealing component 7 and the plug 9 jointly act to prevent the corrosive liquid from corroding the fastener 5 and leaking out of the second mounting hole 42 to corrode the metal plate 3. The first mounting hole 41 and the second mounting hole 42 are the same counter bores, so that the first mounting hole and the second mounting hole 42 are convenient to process.
The annular sealing gasket 6 is arranged between the metal plate 3 and the nonmetal plate 4, the heat exchange tube 2 does not need to be provided with a sealing structure at the contact position with the metal plate 3, namely, the sealing structure on one side of the metal plate 3 is canceled, the assembled heat exchange tube 2 passes through the metal plate 3, the metal plate 3 and the nonmetal plate 4 can be fixed only by screwing the fastener 5, the assembly efficiency is high, and the maintenance is more convenient. Because the nonmetal plate 4 and the metal plate 3 are fixed into a whole, the strength of the nonmetal plate 4 is increased, the nonmetal plate is not easy to deform, and the service life is prolonged.
The foregoing is only the embodiments of the present utility model, and therefore, the patent scope of the utility model is not limited thereto, and all equivalent structures made by the description of the utility model and the accompanying drawings are directly or indirectly applied to other related technical fields, which are all within the scope of the utility model.
Claims (6)
1. An anti-corrosion tube sheet, characterized in that: including metal sheet, nonmetallic plate and fastener, the metal sheet is provided with fastening hole and perforation, be provided with first mounting hole and second mounting hole on the nonmetallic plate, the perforation with first mounting hole coaxial arrangement, the fastening hole with the coaxial arrangement of second mounting hole, the fastener is arranged in the second mounting hole and inserts in the fastening hole to fix metal sheet and nonmetallic plate, still be provided with annular seal gasket between metal sheet and the nonmetallic plate, metal sheet and nonmetallic plate clamp fixed annular seal gasket, first mounting hole and perforation are located annular seal gasket, still be equipped with seal assembly and end cap in the second mounting hole, seal assembly is located between end cap and the fastener.
2. The corrosion resistant tubesheet of claim 1 wherein: the fastening piece is a bolt or a screw, and the fastening hole is a screw hole.
3. The corrosion resistant tubesheet of claim 1 wherein: the first mounting hole and the second mounting hole are the same counter bores.
4. The corrosion resistant tubesheet of claim 1 wherein: and a third mounting hole is also formed in the metal plate.
5. The corrosion resistant tubesheet of claim 1 wherein: and a sealing assembly and a locking piece are further arranged in the first mounting hole.
6. An anti-corrosion heat exchanger, characterized in that: a shell comprising the corrosion-resistant tube sheet of any one of claims 1 to 5, heat exchange tubes mounted on the corrosion-resistant tube sheet, and a corrosion-resistant tube sheet mounted shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320971965.XU CN220039226U (en) | 2023-04-26 | 2023-04-26 | Corrosion-resistant tube plate and corrosion-resistant heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320971965.XU CN220039226U (en) | 2023-04-26 | 2023-04-26 | Corrosion-resistant tube plate and corrosion-resistant heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220039226U true CN220039226U (en) | 2023-11-17 |
Family
ID=88721888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320971965.XU Active CN220039226U (en) | 2023-04-26 | 2023-04-26 | Corrosion-resistant tube plate and corrosion-resistant heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220039226U (en) |
-
2023
- 2023-04-26 CN CN202320971965.XU patent/CN220039226U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |