CN202763303U - Lining sealing structure of titanium steel or zirconium titanium steel composite plate equipment - Google Patents
Lining sealing structure of titanium steel or zirconium titanium steel composite plate equipment Download PDFInfo
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- CN202763303U CN202763303U CN 201220495781 CN201220495781U CN202763303U CN 202763303 U CN202763303 U CN 202763303U CN 201220495781 CN201220495781 CN 201220495781 CN 201220495781 U CN201220495781 U CN 201220495781U CN 202763303 U CN202763303 U CN 202763303U
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Abstract
A lining sealing structure of titanium steel or zirconium titanium steel composite plate equipment is characterized in that a sealing structure at the joint of a longitudinal welding seam and a circumferential welding seam comprises the circumferential welding seam (1) and the longitudinal welding seam (2), wherein detection holes (3) are formed in the longitudinal welding seam (2), a circumferential cushion strip (4) is welded at the midpoint of the circumferential welding seam (1), a longitudinal cushion strip (5) and a longitudinal cushion block (6) are arranged in the longitudinal welding seam (2), a gap (7) is reserved between the longitudinal cushion strip (5) and the longitudinal cushion block (6), the circumferential welding seam (1) and the longitudinal welding seam (2) are both provided with coated metal pasting strips (8) in seal welding mode, a supporting block (9) is arranged on the upper portion of the gap (7) in cushion mode, and a cover plate (10) capable of covering the coated metal pasting strip (8) on the longitudinal welding seam and the coated metal pasting strip (8) on the circumferential welding seam is arranged on the supporting block (9) in seal welding mode to prevent leaking liquid on the longitudinal welding seam from entering the circumferential welding seam or leaking liquid on the circumferential welding seam from entering the longitudinal welding seam so that the leaking liquid can be timely detected through corresponding detection holes (3). The lining sealing structure can prolong service life and improve detection and maintenance efficiency of the equipment.
Description
Technical field
The utility model relates to a kind of connection hermetically-sealed construction of composite cylindrical shell, especially a kind of breakthrough and breakthrough can in time found can not have influence on the titanium steel of adjacent weld seam and adjacent leak detection point or the hermetically-sealed construction of titanium feature cylindrical shell, specifically a kind of titanium steel or zirconium equipment made of titanium-steel clad plate liner seal structure.
Background technology
At present, height corrosion occasion in the chemical plant installations all needs to select non-ferrous metal, but select nonferrous metal price very high, so the important and big-and-middle-sized equipment in the chemical plant installations all adopts composite plate: adopt the blast form, carbon steel and non-ferrous metal are fit together, non-ferrous metal is thinner, and carbon steel is thicker.Non-ferrous metal can be anticorrosive, carbon steel energy proof strength, such as titanium steel and zirconium titanium steel composite board, invar material and zirconium material or titanium material do not possess good solderability, can't work by assurance equipment, so all adopt in the world at present the joint strip form, base material is weldingly connected, in weld seam, install again titanium or zirconium material filler strip additional, around weld seam, weld again joint strip filler strip and the sealing of base material weld seam are covered.Reveal when joint strip circumferential weld corrosion, chemical medium will enter filler strip from leak source, and the gap by filler strip flows into leak hunting aperture, because of longitudinal joint and circumferential weld without blocking quarantine measures, medium will corrode the base steel layer, as shown in Figure 1.When maintenance, pass into compressed air from leak hunting aperture, because vertical circumferential weld communicates, compressed air passes through backing plate two side clearances seepage everywhere, fast the position of location defect leakage.
In addition, because equipment volume is large, the maintenance difficulty is large, therefore often a plurality of leak detection points need to be set in same longitudinal seam or girth joint, but owing to communicate between same joint strip, therefore the phenomenon that a plurality of detection of place's seepage Kong Junneng detects seepage can occur, be difficult to locate fast breakthrough, cause difficulty to maintenance.
Summary of the invention
The purpose of this utility model is can flow into annular joint strip place for the outer breakthrough of vertical joint strip in the existing coating metallic plate chemical reaction container, the breakthrough at annular joint strip place also can flow to the problem that vertical joint strip and breakthrough determine that difficulty is large, design a kind of can the vertical girth joint of blocking-up between seepage mobile and can locate fast titanium steel or the zirconium equipment made of titanium-steel clad plate liner seal structure of breakthrough.
The technical solution of the utility model is:
Sealing the technical solution of the utility model for the T junction of longitudinal seam and girth joint junction is:
A kind of titanium steel or zirconium equipment made of titanium-steel clad plate liner seal structure, it comprises the hermetically-sealed construction of longitudinal seam and girth joint junction, the hermetically-sealed construction that it is characterized in that described longitudinal seam and girth joint junction comprises girth joint 1 and longitudinal seam 2, be provided with in the described longitudinal seam 2 and detect hole 3, be welded with ring filler strip 4 at described girth joint 1 mid point, vertical filler strip 5 and vertical cushion block 6 are installed in longitudinal seam 2, and vertical cushion block 6 arranges near girth joint 1, leaves gap 7 between vertical filler strip 5 and the vertical cushion block 6; Described vertical filler strip 5 is tightly connected by silver brazing and base material with vertical cushion block 6 relative one sides, the dual-side of vertical cushion block 6 is welded to connect with the coating metal sealing respectively, vertical filler strip 5 is welded to connect near both sides, end and the coating metal sealing of vertical cushion block 6, and remainder links to each other with the spot welding of coating metal; All seal weld is connected to coating metal joint strip 8 on described girth joint 1 and longitudinal seam 2, the part of described vertical cushion block 6 is exposed outside the coating metal joint strip 8 on the girth joint 1, the end of vertical filler strip 5 and the part that weld seam two side cladding metal sealings are weldingly connected are also exposed outside the coating metal joint strip 8 on the longitudinal seam, on 7 tops, described gap, pad is equipped with back-up block 9 between coating metal joint strip 8 on the longitudinal seam and the coating metal joint strip 8 on the girth joint 1, be connected to the cover plate 10 of the coating metal joint strip 8 on the coating metal joint strip 8 that can cover on the longitudinal seam and the girth joint 1 in seal weld on the back-up block 9, thereby prevent that the leakage fluid that the leakage fluid on the longitudinal seam enters in the girth joint or on the girth joint from entering in the vertical girth joint, in order in time in corresponding leak hunting aperture 3, detect.
For the quick location of breakthrough on the girth joint, the technical solution of the utility model is:
A kind of titanium steel or zirconium equipment made of titanium-steel clad plate liner seal structure, it comprises the hermetically-sealed construction of girth joint junction, the hermetically-sealed construction of described girth joint junction comprises the ring filler strip 4 that is installed in the girth joint 1 and the leak hunting aperture 3 that is opened in the base material weld seam, the centre that it is characterized in that the ring filler strip 4 between described two leak hunting apertures 3 is provided with cut-off point, form a seal clearance 7 between the cut-off point, relative two ends and the base material silver brazing of ring filler strip 4 cut-off points is tightly connected, cut-off point dual-side end and coating metal sealing are weldingly connected, simultaneously, all expose outside the coating metal joint strip 8 at the two ends of the ring filler strip 4 at cut-off point place, add that on the top in described gap 7 size and ring filler strip 4 ends expose the ring back-up block 11 that size matches, seal weld is connected to the ring cowling plate 12 that can cover cut-off point place coating metal joint strip 8 on described ring back-up block 11.
For the quick location of breakthrough on the longitudinal seam, the technical solution of the utility model is:
A kind of titanium steel or zirconium equipment made of titanium-steel clad plate liner seal structure, it comprises the hermetically-sealed construction of longitudinal seam junction, the hermetically-sealed construction of described longitudinal seam junction comprises the vertical filler strip 5 that is installed in the longitudinal seam 2 and the leak hunting aperture 3 that is opened in the base material weld seam, the centre that it is characterized in that the vertical filler strip 5 between described two leak hunting apertures 3 is provided with cut-off point, form a seal clearance between the cut-off point, vertical relative two ends and the base material silver brazing of filler strip 5 cut-off points is tightly connected, cut-off point dual-side end and coating metal sealing are weldingly connected, simultaneously, all expose outside the coating metal joint strip 8 at the two ends of the vertical filler strip 5 at cut-off point place, add that on the top in described gap size and vertical filler strip 5 ends expose the vertical back-up block that size matches, seal weld is connected to the vertical cover plate that can cover cut-off point place coating metal joint strip 8 on described vertical back-up block.
The beneficial effects of the utility model:
The utility model has solved the equipment that titanium steel composite board or zirconium titanium steel composite board are manufactured, sealing between welding of longitudinal seam and circumferential seam basic unit and the multiple layer, isolation, and the difficult problem of fast detecting.Improve the service life of equipment and detected maintenance efficiency.
Description of drawings
Fig. 1 is existing sealed structural representation.
Fig. 2 is sealed structural representation of the present utility model, and the left side is the hermetically-sealed construction of vertical girth joint among the figure, and the right side is the hermetically-sealed construction of girth joint.
Fig. 3 is one of hermetically-sealed construction manufacture process decomposing schematic representation of the present utility model.
Fig. 4 is two of hermetically-sealed construction manufacture process decomposing schematic representation of the present utility model.
Fig. 5 is three of hermetically-sealed construction manufacture process decomposing schematic representation of the present utility model.
Fig. 6 is four of hermetically-sealed construction manufacture process decomposing schematic representation of the present utility model.
Fig. 7 is five of hermetically-sealed construction manufacture process decomposing schematic representation of the present utility model.
Fig. 1～Fig. 7 is the plane after inner barrel is launched.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Embodiment one.
Shown in Fig. 1-7.
A kind of titanium steel or zirconium equipment made of titanium-steel clad plate lining T word welded seal structure, it is positioned at the junction of longitudinal seam 2 and girth joint 1, as shown in Figure 3, in the A-A cutaway view Amplified image among Fig. 3, parent metal 13 is the good carbon steel of weldability, coating metal 14 is titanium or zirconium material explosive clad plate, and being provided with in the junction and picking edge regions 15,16 is the base material weld seam.Be provided with in the described longitudinal seam 2 and detect hole 3, be welded with ring filler strip 4 at described girth joint 1 mid point, vertical filler strip 5 and vertical cushion block 6 are installed in longitudinal seam 2, vertical cushion block 6 arranges near girth joint 1, adopt filler strip structure to be because parent metal and coating metal do not possess good solderability, leave gap 7 between vertical filler strip 5 and the vertical cushion block 6, such as Fig. 4; Described vertical filler strip 5 is tightly connected by silver brazing 17 and base material with vertical cushion block 6 relative one sides, the dual-side of vertical cushion block 6 adopts titanium soldering and sealing (or zirconium soldering and sealing) seal welding to be connected with the coating metal respectively, 17 are the silver brazing position among Fig. 5,18 is titanium (or zirconium) soldering and sealing position, vertical filler strip 5 adopts titanium (zirconium) soldering and sealing seal weldings to be connected (among position such as the figure 18) near the both sides, end of vertical cushion blocks 6 and coating metal, and remainder links to each other with the spot welding of coating metal employing titanium (zirconium); On described girth joint 1 and longitudinal seam 2, all adopt titanium (zirconium) soldering and sealing seal weld to be connected to coating metal joint strip 8, the part of described vertical cushion block 6 is exposed outside the coating metal joint strip 8 on the girth joint 1, the end of vertical filler strip 5 and the part that weld seam two side cladding metal sealings are weldingly connected are also exposed outside the coating metal joint strip 8 on the longitudinal seam 2, top in described gap 7, pad is equipped with back-up block 9 between coating metal joint strip 8 on the longitudinal seam and the coating metal joint strip 8 on the girth joint 1, as shown in Figure 6, be connected to the cover plate 10 of the coating metal joint strip 8 on the coating metal joint strip 8 that can cover on the longitudinal seam and the girth joint 1 in seal weld on the back-up block 9, as shown in Figure 7.Thereby prevent that the leakage fluid that the leakage fluid on the longitudinal seam enters in the girth joint or on the girth joint from entering in the vertical girth joint, in order in time in corresponding leak hunting aperture 3, detect.
When the leakage of coating metal joint strip 8 circumferential weld corrosions, chemical medium will enter vertical filler strip 5 from leak source, by the gap inflow leak hunting aperture 3 of vertical filler strip 5.Because installing vertical filler strip 5 additional at T font joint and the employing of banjo fixing butt jointing place, titanium (zirconium) soldering and sealing is adopted in vertical both sides, filler strip 5 end, 2 road silver brazing are adopted in the end, so the chemical medium of revealing can only flow out by the leak hunting aperture of appointment, adopt 2 road silver brazing sealings because be, even if wherein lost efficacy together, also have second can guarantee its sealing property.During maintenance, can from leak hunting aperture 3, pass into the tooled joint air body, carry out air-tight test, advance leak detection with suds at device interior.Also can from leak hunting aperture 3, pass into helium, carry out helium leak check from device interior.Because the use of double sealing can be increased work efficiency and the preparation rate greatly.In the manufacture process of equipment, save a large amount of helium.
Embodiment two.
Shown in Fig. 6,7.
A kind of titanium steel or zirconium equipment made of titanium-steel clad plate lining girth joint hermetically-sealed construction, shown in right side among Fig. 2, it comprises the ring filler strip 4 that is installed in the girth joint 1 and the leak hunting aperture 3 that is opened in the base material weld seam, the centre of the ring filler strip 4 between described two leak hunting apertures 3 is provided with cut-off point, form a seal clearance 7 between the cut-off point, relative two ends and the base material silver brazing of ring filler strip 4 cut-off points is tightly connected, cut-off point dual-side end and coating metal sealing are weldingly connected, simultaneously, all expose outside the coating metal joint strip 8 at the two ends of the ring filler strip 4 at cut-off point place, such as Fig. 6, add that on the top in described gap 7 size and ring filler strip 4 ends expose the ring back-up block 11 that size matches, seal weld is connected to the ring cowling plate 12 that can cover cut-off point place coating metal joint strip 8 on described ring back-up block 11, such as Fig. 7.
Embodiment three.
The structure of present embodiment and embodiment two safety are identical, and can not residing position different, embodiment be girth joint, and present embodiment is longitudinal seam.
The utility model does not relate to partly all, and the prior art that maybe can adopt same as the prior art is realized.
Claims (3)
1. a titanium steel or zirconium equipment made of titanium-steel clad plate liner seal structure, it comprises the hermetically-sealed construction of longitudinal seam and girth joint junction, the hermetically-sealed construction that it is characterized in that described longitudinal seam and girth joint junction comprises girth joint (1) and longitudinal seam (2), be provided with in the described longitudinal seam (2) and detect hole (3), be welded with ring filler strip (4) at described girth joint (1) mid point, vertical filler strip (5) and vertical cushion block (6) are installed in longitudinal seam (2), vertical cushion block (6) arranges near girth joint (1), leaves gap (7) between vertical filler strip (5) and the vertical cushion block (6); The one side that described vertical filler strip (5) is relative with vertical cushion block (6) is tightly connected by silver brazing and base material, the dual-side of vertical cushion block (6) is welded to connect with the coating metal sealing respectively, vertical filler strip (5) is welded to connect near both sides, end and the coating metal sealing of vertical cushion block (6), and remainder links to each other with the spot welding of coating metal; Be connected to coating metal joint strip (8) at described girth joint (1) and the upper equal seal weld of longitudinal seam (2), the part of described vertical cushion block (6) is exposed outside the coating metal joint strip (8) on the girth joint (1), the end of vertical filler strip (5) and the part that weld seam two side cladding metal sealings are weldingly connected are also exposed outside the coating metal joint strip (8) on the longitudinal seam, on top, described gap (7), pad is equipped with back-up block (9) between coating metal joint strip (8) on the longitudinal seam and the coating metal joint strip (8) on the girth joint (1), be connected to the cover plate (10) of the coating metal joint strip (8) on the coating metal joint strip (8) that can cover on the longitudinal seam and the girth joint (1) in the upper seal weld of back-up block (9), thereby prevent that the leakage fluid that the leakage fluid on the longitudinal seam enters in the girth joint or on the girth joint from entering in the vertical girth joint, in order in time in corresponding leak hunting aperture (3), detect.
2. a titanium steel or zirconium equipment made of titanium-steel clad plate liner seal structure, it comprises the hermetically-sealed construction of girth joint junction, the hermetically-sealed construction of described girth joint junction comprises the ring filler strip (4) that is installed in the girth joint (1) and is opened in leak hunting aperture (3) in the base material weld seam, the centre that it is characterized in that the ring filler strip (4) between described two leak hunting apertures (3) is provided with cut-off point, form a seal clearance (7) between the cut-off point, relative two ends and the base material silver brazing of ring filler strip (4) cut-off point is tightly connected, cut-off point dual-side end and coating metal sealing are weldingly connected, simultaneously, all expose outside the coating metal joint strip (8) at the two ends of the ring filler strip (4) at cut-off point place, add that on the top of described gap (7) size and ring filler strip (4) end expose the ring back-up block (11) that size matches, be connected to the ring cowling plate (12) that can cover cut-off point place coating metal joint strip (8) in the upper seal weld of described ring back-up block (11).
3. a titanium steel or zirconium equipment made of titanium-steel clad plate liner seal structure, it comprises the hermetically-sealed construction of longitudinal seam junction, the hermetically-sealed construction of described longitudinal seam junction comprises the vertical filler strip (5) that is installed in the longitudinal seam (2) and is opened in leak hunting aperture (3) in the base material weld seam, the centre that it is characterized in that the vertical filler strip (5) between described two leak hunting apertures (3) is provided with cut-off point, form a seal clearance between the cut-off point, vertical relative two ends and the base material silver brazing of filler strip (5) cut-off point is tightly connected, cut-off point dual-side end and coating metal sealing are weldingly connected, simultaneously, all expose outside the coating metal joint strip (8) at the two ends of the vertical filler strip (5) at cut-off point place, add that on the top in described gap size and vertical filler strip (5) end expose the vertical back-up block that size matches, seal weld is connected to the vertical cover plate that can cover cut-off point place coating metal joint strip (8) on described vertical back-up block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220495781 CN202763303U (en) | 2012-09-26 | 2012-09-26 | Lining sealing structure of titanium steel or zirconium titanium steel composite plate equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220495781 CN202763303U (en) | 2012-09-26 | 2012-09-26 | Lining sealing structure of titanium steel or zirconium titanium steel composite plate equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202763303U true CN202763303U (en) | 2013-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220495781 Withdrawn - After Issue CN202763303U (en) | 2012-09-26 | 2012-09-26 | Lining sealing structure of titanium steel or zirconium titanium steel composite plate equipment |
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| CN (1) | CN202763303U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102861998A (en) * | 2012-09-26 | 2013-01-09 | 南京麦驰钛业有限公司 | Sealing structure for titanium steel or zirconium titanium steel composite board device lining |
| CN113996929A (en) * | 2021-11-30 | 2022-02-01 | 天津渤化工程有限公司 | Large-diameter high-pressure zirconium coating pressure vessel and manufacturing method and application thereof |
-
2012
- 2012-09-26 CN CN 201220495781 patent/CN202763303U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102861998A (en) * | 2012-09-26 | 2013-01-09 | 南京麦驰钛业有限公司 | Sealing structure for titanium steel or zirconium titanium steel composite board device lining |
| CN113996929A (en) * | 2021-11-30 | 2022-02-01 | 天津渤化工程有限公司 | Large-diameter high-pressure zirconium coating pressure vessel and manufacturing method and application thereof |
| CN113996929B (en) * | 2021-11-30 | 2022-07-22 | 天津渤化工程有限公司 | Large-diameter high-pressure zirconium coating pressure vessel and manufacturing method and application thereof |
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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: 20130306 Effective date of abandoning: 20140723 |
|
| RGAV | Abandon patent right to avoid regrant |