CN105202964A - Tube sheet structure in tantalum heat exchanger - Google Patents
Tube sheet structure in tantalum heat exchanger Download PDFInfo
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- CN105202964A CN105202964A CN201510704203.3A CN201510704203A CN105202964A CN 105202964 A CN105202964 A CN 105202964A CN 201510704203 A CN201510704203 A CN 201510704203A CN 105202964 A CN105202964 A CN 105202964A
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- tantalum material
- tube
- tantalum
- bushing pipe
- heat exchanger
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Abstract
The invention discloses a tube sheet structure in a tantalum heat exchanger. The tube sheet structure comprises a tube sheet body, and the tube sheet body is provided with a plurality of tube holes used for heat exchange tubes to be penetrated. The inner side of a shell side of the tantalum heat exchanger on the tube sheet body is only provided with a tantalum lining plate, a plurality of tantalum lining plate holes are formed in the tantalum lining plate, the opening of each lining hole forms an annular flange protruding outwards, each tube hole is internally provided with a tantalum lining tube, the outer wall of each tantalum lining tube and the inner wall of the corresponding tube hole are sealed in an expanded mode, the inner end of each tantalum lining tube and the flange of the corresponding lining plate hole in the tantalum lining plate are welded and fixedly sealed, the outer ends of the tantalum lining tubes extend out of the tube holes, and the outer ends of the tantalum lining tubes are used for being welded to the outer walls of the heat exchange tubes in the tantalum lining tubes and fixedly sealed. The tube sheet structure has the advantages that traditional tantalum transition plates are omitted, the thickness of the tantalum lining plate can also be greatly reduced, and therefore manufacturing cost of a tube sheet is effectively reduced.
Description
Technical field
The present invention relates to tantalum material heat exchanger technical field, be specifically related to the tube plate structure in tantalum material heat exchanger.
Background technology
Tantalum material has acid resistance well, and therefore tantalum material heat exchanger is typically used as the concentrator of the strong acid solutions such as sulfuric acid.At present, tube plate structure in tantalum material heat exchanger comprises: tube sheet body, tantalum material heat exchanger shell side side on tube sheet body is provided with tantalum material liner plate, titanium material rebound is provided with between tantalum material liner plate and tube sheet body, tube sheet body, titanium material rebound, fixed by explosive manner successively mutual secure fit between tantalum material liner plate, tube sheet body is provided with some pores for wearing heat exchanger tube, each pore all through titanium material rebound and tantalum material liner plate, tantalum material bushing pipe is provided with in each pore, swelling sealing mutually between the inwall of the pore that the outer wall of every root tantalum material bushing pipe is equal with corresponding, the inner end of every root bushing pipe all with the tantalum material liner plate welded seal on tube sheet body.
There is following defect in the tube plate structure in above-mentioned tantalum material heat exchanger: in order to reduce equipment making cost, the material of tube sheet body generally all selects carbon steel material, directly to explode between the tube sheet body of carbon steel material and tantalum material liner plate the poor reliability of fitting, in order to ensure the reliability of fitting between tube sheet body and tantalum material liner plate, titanium material rebound must be set between tube sheet body and tantalum material liner plate, and the thickness of the laminating type requirement tantalum material liner plate that explodes is at more than 5mm, the thickness at least 1mm of titanium material rebound, this just causes the cost of manufacture of the tube sheet in current tantalum material heat exchanger high.
Summary of the invention
The object of the invention is: a kind of tube plate structure that can greatly reduce in the tantalum material heat exchanger of tube sheet cost of manufacture is provided.
For achieving the above object, the technical solution used in the present invention is: the tube plate structure in tantalum material heat exchanger, comprise: tube sheet body, tube sheet body offers some pores for wearing heat exchanger tube, the inner side of tube sheet body is only provided with tantalum material liner plate, tantalum material liner plate offer some with pore liner plate hole one to one, the aperture in each liner plate hole all forms the flange of a circle evagination to the shell side side of tantalum material heat exchanger to routing up, a tantalum material bushing pipe is provided with in each pore, swelling sealing between the inwall of the pore that the outer wall of every root tantalum material bushing pipe is equal with corresponding, sealing is welded and fixed between the flange in the equal liner plate hole corresponding with on tantalum material liner plate, inner end of every root tantalum material bushing pipe, the outer end of every root tantalum material bushing pipe is stretched out from pore, the outer end of every root tantalum material bushing pipe is welded and fixed sealing with the outer wall of the heat exchanger tube be located in this tantalum material bushing pipe.
Further, the tube plate structure in aforesaid tantalum material heat exchanger, wherein, the height of the flange on aperture, each liner plate hole is identical with the thickness of tantalum material liner plate.
Further, the tube plate structure in aforesaid tantalum material heat exchanger, wherein, the inner end of every root tantalum material bushing pipe flushes with the end of the flange on the aperture in corresponding liner plate hole.
Further, the tube plate structure in aforesaid tantalum material heat exchanger, wherein, the inner end of every root tantalum material bushing pipe and the welding edges fixing seal of the flange on the aperture in corresponding liner plate hole.
Further, tube plate structure in aforesaid tantalum material heat exchanger, wherein, the inwall of each pore is all at least provided with the pore groove of one ring-type, the outer wall of every root tantalum material bushing pipe is all at least provided with the bushing pipe projection of one ring-type, bushing pipe projection on every root tantalum material bushing pipe and the pore groove one_to_one corresponding in corresponding pore, the bushing pipe projection on every root tantalum material bushing pipe all can be sealed in the pore groove of the correspondence on pore inwall respectively in swelling.
Further, the tube plate structure in aforesaid tantalum material heat exchanger, wherein, the inwall of each pore is provided with the pore groove of twice ring-type, the outer wall of every root tantalum material bushing pipe is provided with the bushing pipe projection of twice ring-type.
Further, the tube plate structure in aforesaid tantalum material heat exchanger, wherein, the thickness of tantalum material liner plate is 2mm.
Advantage of the present invention is: eliminate traditional titanium material rebound, the thickness of tantalum material liner plate also can reduce greatly, and this just greatly reduces the cost of manufacture of tube sheet in tantalum material heat exchanger, thus effectively reduces the cost of manufacture of whole tantalum material heat exchanger.
Accompanying drawing explanation
Fig. 1 is the mounting structure schematic diagram of the tube plate structure in tantalum material heat exchanger of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, the present invention is described in further detail.
As shown in Figure 1, tube plate structure in tantalum material heat exchanger, comprise: tube sheet body 1, tube sheet body 1 offers some pores 3 for wearing heat exchanger tube 2, the shell side side of the tantalum material heat exchanger on tube sheet body 1 is only provided with tantalum material liner plate 4, tantalum material liner plate 4 offer some with pore 3 liner plate hole one to one, the aperture in each liner plate hole all forms the flange 41 of a circle evagination to the shell side side of tantalum material heat exchanger to routing up, a tantalum material bushing pipe 5 is provided with in each pore 3, swelling sealing between the inwall of the pore 3 that the outer wall of every root tantalum material bushing pipe 5 is equal with corresponding, in order to improve the effect of swelling sealing, the inwall of each pore 3 is all at least provided with the pore groove 31 of one ring-type, the outer wall of every root tantalum material bushing pipe 5 is all at least provided with the bushing pipe projection 51 of one ring-type, bushing pipe projection 51 on every root tantalum material bushing pipe 5 all with pore groove 31 one_to_one corresponding in corresponding pore 3, bushing pipe projection 51 on every root tantalum material bushing pipe 5 all can swelling be sealed in pore groove 31 corresponding on pore 3 inwall respectively, in the present embodiment, the inwall of each pore 3 is provided with the pore groove 31 of twice ring-type, the outer wall of every root tantalum material bushing pipe 5 is provided with the bushing pipe projection 51 of twice ring-type, the quantity of pore groove 31 and bushing pipe projection 51 can be arranged according to actual needs.The inner end of every root tantalum material bushing pipe 5 flushes with the end of the flange 41 in corresponding liner plate hole, sealing is welded and fixed between the flange 41 in the equal liner plate hole corresponding with on tantalum material liner plate 4, inner end of every root tantalum material bushing pipe 5, in the present embodiment, the height of the flange 41 in each liner plate hole is identical with the thickness of tantalum material liner plate 4, in the present embodiment, the thickness of tantalum material liner plate 4 and the height of flange 41 are 2mm, the outer end of every root tantalum material bushing pipe 5 is stretched out from the pore 3 of correspondence, and the outer end of every root tantalum material bushing pipe 5 is welded and fixed sealing with the outer wall of the heat exchanger tube 2 be located in this tantalum material bushing pipe 5.
In the tube plate structure of above-mentioned tantalum material heat exchanger, the flange 41 in the liner plate hole that the inner end of the tantalum material bushing pipe 5 on tube sheet body 1 in each pore 3 is all corresponding with on tantalum material liner plate 4 is welded and fixed sealing, the outer end of every root tantalum material bushing pipe 5 is all welded and fixed sealing with the outer wall of the heat exchanger tube 2 be located in this tantalum material bushing pipe 5, the outer wall of every root tantalum material bushing pipe 5 all with the inwall swelling fixing seal of corresponding pore 3, between so every root tantalum material bushing pipe 5 and tantalum material liner plate 4 and and tube sheet body 1 between mutually seal respectively and fixes.Traditional titanium material rebound is eliminated in above-mentioned tube plate structure, the thickness of tantalum material liner plate 4 also can reduce greatly, generally only need 2mm, this just greatly reduces the cost of manufacture of tube sheet in tantalum material heat exchanger, thus effectively reduces the cost of manufacture of whole tantalum material heat exchanger.
Claims (7)
1. the tube plate structure in tantalum material heat exchanger, comprise: tube sheet body, tube sheet body offers some pores for wearing heat exchanger tube, it is characterized in that: the tantalum material heat exchanger shell side side on tube sheet body is only provided with tantalum material liner plate, tantalum material liner plate offer some with pore liner plate hole one to one, the aperture in each liner plate hole all forms the flange of a circle evagination to the shell side side of tantalum material heat exchanger to routing up, a tantalum material bushing pipe is provided with in each pore, swelling sealing between the inwall of the pore that the outer wall of every root tantalum material bushing pipe is equal with corresponding, sealing is welded and fixed between the flange in the equal liner plate hole corresponding with on tantalum material liner plate, inner end of every root tantalum material bushing pipe, the outer end of every root tantalum material bushing pipe is stretched out from pore, the outer end of every root tantalum material bushing pipe is welded and fixed sealing with the outer wall of the heat exchanger tube be located in this tantalum material bushing pipe.
2. the tube plate structure in tantalum material heat exchanger according to claim 1, is characterized in that: the height of the flange on aperture, each liner plate hole is identical with the thickness of tantalum material liner plate.
3. the tube plate structure in tantalum material heat exchanger according to claim 1 and 2, is characterized in that: the end of the flange on every inner end of root tantalum material bushing pipe and the aperture in corresponding liner plate hole flushes.
4. the tube plate structure in tantalum material heat exchanger according to claim 3, is characterized in that: the welding edges fixing seal of the flange on every inner end of root tantalum material bushing pipe and the aperture in corresponding liner plate hole.
5. the tube plate structure in tantalum material heat exchanger according to claim 1 and 2, it is characterized in that: the pore groove inwall of each pore being all at least provided with one ring-type, the outer wall of every root tantalum material bushing pipe is all at least provided with the bushing pipe projection of one ring-type, bushing pipe projection on every root tantalum material bushing pipe and the pore groove one_to_one corresponding in corresponding pore, the bushing pipe projection on every root tantalum material bushing pipe all can be sealed in the pore groove of the correspondence on pore inwall respectively in swelling.
6. the tube plate structure in tantalum material heat exchanger according to claim 5, is characterized in that: the pore groove inwall of each pore being provided with twice ring-type, the outer wall of every root tantalum material bushing pipe is provided with the bushing pipe projection of twice ring-type.
7. the tube plate structure in tantalum material heat exchanger according to claim 1 and 2, is characterized in that: the thickness of tantalum material liner plate is 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510704203.3A CN105202964A (en) | 2015-10-27 | 2015-10-27 | Tube sheet structure in tantalum heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510704203.3A CN105202964A (en) | 2015-10-27 | 2015-10-27 | Tube sheet structure in tantalum heat exchanger |
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| Publication Number | Publication Date |
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| CN105202964A true CN105202964A (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510704203.3A Pending CN105202964A (en) | 2015-10-27 | 2015-10-27 | Tube sheet structure in tantalum heat exchanger |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017219374A1 (en) * | 2016-06-25 | 2017-12-28 | 西安优耐特容器制造有限公司 | Cladded structure based on tantalum plate and clad steel plate, and method for processing same |
| CN113865408A (en) * | 2020-06-30 | 2021-12-31 | 中国科学院广州能源研究所 | Plastic sealing element structure |
| WO2023024314A1 (en) * | 2021-08-27 | 2023-03-02 | 浙江诚信医化设备有限公司 | Tantalum lining structure of apparatus |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1112265A (en) * | 1964-11-24 | 1968-05-01 | Fritz Schneider | Tubular heat exchanger |
| CN201221906Y (en) * | 2008-04-15 | 2009-04-15 | 南京鹳山化工科技有限公司 | Column tube-type heat exchanger made of tantalum |
| CN101498566A (en) * | 2008-11-19 | 2009-08-05 | 南京宝色股份公司 | Connection structure for tube plate and recuperator tube of pressure container heat exchanger |
| CN201811641U (en) * | 2010-09-15 | 2011-04-27 | 西安优耐特容器制造有限公司 | Connecting structure for niobium-steel clad heat exchanger tube plate and heat exchange tube |
| CN201852496U (en) * | 2010-11-05 | 2011-06-01 | 西部金属材料股份有限公司 | Tantalum heater |
| CN203824408U (en) * | 2014-02-28 | 2014-09-10 | 江苏力沃新能源科技股份有限公司 | Strength expanded-connection structure for large-diameter heat exchange tube and tube plate |
| CN205175202U (en) * | 2015-10-27 | 2016-04-20 | 苏州天沃科技股份有限公司 | Tube sheet structure in tantalum material heat exchanger |
-
2015
- 2015-10-27 CN CN201510704203.3A patent/CN105202964A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1112265A (en) * | 1964-11-24 | 1968-05-01 | Fritz Schneider | Tubular heat exchanger |
| CN201221906Y (en) * | 2008-04-15 | 2009-04-15 | 南京鹳山化工科技有限公司 | Column tube-type heat exchanger made of tantalum |
| CN101498566A (en) * | 2008-11-19 | 2009-08-05 | 南京宝色股份公司 | Connection structure for tube plate and recuperator tube of pressure container heat exchanger |
| CN201811641U (en) * | 2010-09-15 | 2011-04-27 | 西安优耐特容器制造有限公司 | Connecting structure for niobium-steel clad heat exchanger tube plate and heat exchange tube |
| CN201852496U (en) * | 2010-11-05 | 2011-06-01 | 西部金属材料股份有限公司 | Tantalum heater |
| CN203824408U (en) * | 2014-02-28 | 2014-09-10 | 江苏力沃新能源科技股份有限公司 | Strength expanded-connection structure for large-diameter heat exchange tube and tube plate |
| CN205175202U (en) * | 2015-10-27 | 2016-04-20 | 苏州天沃科技股份有限公司 | Tube sheet structure in tantalum material heat exchanger |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017219374A1 (en) * | 2016-06-25 | 2017-12-28 | 西安优耐特容器制造有限公司 | Cladded structure based on tantalum plate and clad steel plate, and method for processing same |
| CN113865408A (en) * | 2020-06-30 | 2021-12-31 | 中国科学院广州能源研究所 | Plastic sealing element structure |
| CN113865408B (en) * | 2020-06-30 | 2024-04-02 | 中国科学院广州能源研究所 | Plastic sealing element structure |
| WO2023024314A1 (en) * | 2021-08-27 | 2023-03-02 | 浙江诚信医化设备有限公司 | Tantalum lining structure of apparatus |
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Application publication date: 20151230 |
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| RJ01 | Rejection of invention patent application after publication |