CN212884907U - Split copper pipe for continuous casting crystallizer - Google Patents
Split copper pipe for continuous casting crystallizer Download PDFInfo
- Publication number
- CN212884907U CN212884907U CN202021408626.3U CN202021408626U CN212884907U CN 212884907 U CN212884907 U CN 212884907U CN 202021408626 U CN202021408626 U CN 202021408626U CN 212884907 U CN212884907 U CN 212884907U
- Authority
- CN
- China
- Prior art keywords
- copper pipe
- vertical part
- buckle
- continuous casting
- transverse part
- 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.)
- Expired - Fee Related
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 97
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 97
- 239000010949 copper Substances 0.000 title claims abstract description 97
- 238000009749 continuous casting Methods 0.000 title claims abstract description 23
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000005266 casting Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Continuous Casting (AREA)
Abstract
The utility model provides a split type copper pipe for a continuous casting crystallizer, which comprises a copper pipe and a cooling jacket; the copper pipe includes interior copper pipe and outer copper pipe, and interior copper pipe radial cross-section is the L type structure of detaining outward, and outer copper pipe radial cross-section is the L type structure of detaining in, has the external screw thread on the circumference outer wall of interior vertical portion, then has the internal thread with external screw thread matched with in the outer vertical portion. The utility model has reasonable structural design, adopts split design, can independently replace the inner copper pipe when the inner wall of the inner copper pipe is worn out according to the requirement, and saves the maintenance cost; the inner copper pipes with different tapers are correspondingly replaced when casting blanks of different types are produced, so that other parts of the continuous casting crystallizer can be conveniently recycled, and the mechanical cost is saved; meanwhile, the inner copper pipe is tightly connected with the outer copper pipe, so that the inner copper pipe is not easy to loosen during blank drawing and has good safety performance.
Description
Technical Field
The utility model relates to a copper pipe production technical field especially for crystallizer of copper pipe production especially relates to a split type copper pipe for continuous casting crystallizer.
Background
The crystallizer is an important part of a continuous casting machine and is a bottom-free mold with forced water cooling. In the continuous casting process of a continuous casting machine, the inner wall of the crystallizer bears the comprehensive action of mechanical stress and thermal stress generated by static pressure of high-temperature molten steel, friction force of relative movement with a blank shell and the like, and the working condition is extremely severe. At present, the service life of the existing continuous casting crystallizer is limited by the service life of an internal copper pipe. Although copper-based alloy materials can be adopted and the inner wall of the copper pipe is additionally provided with a coating so as to improve the wear resistance of the inner wall of the copper pipe, the inner wall of the copper pipe still can be worn after long-term trial, and the copper pipe needs to be integrally replaced in use, so that the maintenance cost is higher. Meanwhile, in the continuous casting process, condensation shrinkage can occur, when a copper pipe is crystallized, a casting blank is separated from the inner wall to generate an air gap, the heat conduction performance of the crystallizer is easily influenced, however, the same copper pipe can only be designed with one taper, when casting blanks of different types are produced, continuous casting crystallizers of different types are required to be correspondingly used, and the mechanical input cost is high.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome prior art not enough, the utility model provides a structural design is reasonable, copper pipe in can changing alone, more can change copper pipe in the different tapering according to the demand, adapts to the casting blank production of different models simultaneously, is difficult for the pine to take off during the throwing, effectively reduces the maintenance cost and mechanical input cost's split type copper pipe for continuous casting crystallizer.
The utility model provides a technical scheme that its technical problem adopted is: a split type copper pipe for a continuous casting crystallizer is arranged in the continuous casting crystallizer and comprises a copper pipe and a cooling jacket connected outside the copper pipe through a flange jacket; the copper pipe comprises an inner copper pipe and an outer copper pipe, the radial section of the inner copper pipe is of an L-shaped structure of an outer buckle, the L-shaped structure of the outer buckle comprises an inner vertical part and an outer buckle transverse part which is connected with the upper top surface of the inner vertical part and extends outwards in parallel, the radial section of the outer copper pipe is of an L-shaped structure of an inner buckle, and the L-shaped structure of the inner buckle comprises an outer vertical part and an inner buckle transverse part which is connected with the lower bottom surface of the outer vertical part and extends inwards in parallel; the inward parallel extension length of the inner buckle transverse part is matched with the thickness of the inner vertical part, and the outward parallel extension upper part of the outer buckle transverse part is not less than the thickness of the outer vertical part; the lower bottom surface of the transverse part of the outer buckle is contacted and propped against the upper top surface of the outer vertical part and is locked and fixed through a bolt; the upper top surface of the transverse part of the inner buckle is contacted and propped against the lower bottom surface of the inner vertical part and is locked and fixed through a bolt; the inner vertical part is provided with an external thread on the circumferential outer wall, and the outer vertical part is provided with an internal thread matched with the external thread; the upper end of the cooling sleeve is hermetically connected with the peripheral surface of the outer buckle transverse part through a flange, and the lower end of the cooling sleeve is hermetically connected with the peripheral surface of the outer vertical part at the bottom end through a flange.
In the scheme, the original copper pipe is skillfully designed into the split type inner copper pipe and the split type outer copper pipe, the inner copper pipe can be replaced at any time when the inner wall of the inner copper pipe is abraded or different tapers are needed, the outer copper pipe and the outer sleeve pipe do not need to be replaced, and the maintenance cost and the mechanical cost are effectively saved. Meanwhile, the inner copper pipe is connected with the outer copper pipe through threads, when the copper pipe is subjected to blank drawing, the internal stress of the copper pipe can be effectively dispersed through the threads, the outer buckle transverse part and the inner vertical part lower top surface of the inner copper pipe are all in compression joint with the outer copper pipe, the copper pipe is not prone to loosening during blank drawing, and safety performance is good.
Preferably, in order to improve the tightness of the connection between the inner copper pipe and the outer copper pipe, a sealing gasket is arranged between the connecting end surfaces of the outer buckle transverse part and the outer vertical part, and a sealing gasket is also arranged between the connecting end surfaces of the inner buckle transverse part and the inner vertical part.
The utility model has the advantages that the split type copper pipe for the continuous casting crystallizer provided by the utility model has reasonable structural design, the copper pipe part adopts the split type design of the inner copper pipe and the outer copper pipe, the inner copper pipe can be independently replaced when the inner wall of the inner copper pipe is worn according to the requirement, and the maintenance cost is saved; the inner copper pipes with different tapers are correspondingly replaced when casting blanks of different types are produced, so that other parts of the continuous casting crystallizer can be conveniently recycled, and the mechanical cost is saved; meanwhile, the inner copper pipe is tightly connected with the outer copper pipe, so that the inner copper pipe is not easy to loosen during blank drawing and has good safety performance.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the preferred embodiment of the present invention.
In the figure 1, a cooling jacket 2, a flange 3, an inner vertical part 4, an outer buckling transverse part 5, an outer vertical part 6, an inner buckling transverse part 7, a bolt 8 and a sealing gasket.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
The split type copper pipe for the continuous casting crystallizer shown in figure 1 is the best embodiment of the utility model, which is arranged in the continuous casting crystallizer and comprises a copper pipe and a cooling jacket 1 externally sleeved outside the copper pipe through a flange 2.
The copper pipe comprises an inner copper pipe and an outer copper pipe, and the radial section of the inner copper pipe is of an L-shaped structure which is buckled outside. L type structure of detaining outward including interior vertical portion 3 and connect including 3 upper top surfaces of vertical portion and outside parallel extension detain horizontal portion 4 outward, outer copper pipe radial cross-section be the L type structure of interior knot, the L type structure of interior knot include outer vertical portion 5 and connect under outer vertical portion 5 bottom surface and inside parallel extension detain horizontal portion 6.
The inner vertical part 3 is provided with an external thread on the circumferential outer wall, and the outer vertical part 5 is provided with an internal thread matched with the external thread. The upper end of the cooling jacket 1 is hermetically connected with the peripheral surface of the outer buckle transverse part 4 through a flange 2, and the lower end of the cooling jacket is hermetically connected with the peripheral surface of the outer vertical part 5 at the bottom end through the flange 2.
The inward parallel extension length of the inner buckle transverse part 6 is matched with the thickness of the inner vertical part 3, and the outward parallel extension upper part of the outer buckle transverse part 4 is not less than the thickness of the outer vertical part 5; the lower bottom surface of the transverse part 4 of the outer buckle is contacted and propped against the upper top surface of the outer vertical part 5 and is locked and fixed through a bolt 7; the upper top surface of the inner buckle transverse part 6 is contacted and propped against the lower bottom surface of the inner vertical part 3 and is locked and fixed through a bolt 7. In order to improve the connection tightness of the inner copper pipe and the outer copper pipe, a sealing gasket 8 is arranged between the connection end surfaces of the outer buckle transverse part 4 and the outer vertical part 5, and a sealing gasket 8 is also arranged between the connection end surfaces of the inner buckle transverse part 6 and the inner vertical part 3. The sealing gasket 8 may preferably be a metal gasket that is sleeved outside the bolt 7.
The split type copper pipe for the continuous casting crystallizer is designed in such a way that the original copper pipe is skillfully designed into a split type inner copper pipe and a split type outer copper pipe. When the inner wall of the inner copper pipe is abraded, the inner copper pipe can be independently replaced when the inner wall of the inner copper pipe is abraded as required, the outer copper pipe and the outer sleeve pipe do not need to be replaced and can be continuously used, the raw material cost of the copper pipe is saved, the maintenance cost is effectively saved, the inner copper pipes with different tapers can be correspondingly replaced at any time when casting blanks of different models are produced, the outer copper pipe and the outer sleeve pipe do not need to be replaced, other parts of the continuous casting crystallizer can be directly and repeatedly used, the mechanical cost is saved, and the mechanical cost is effectively saved. Simultaneously interior copper pipe passes through the screw thread and is connected with outer copper pipe, and the equipment joining process convenient and fast, connect closely reliably, and when throwing, the screw thread can effectively disperse copper pipe internal stress, and the outer top surface all crimping outside detaining of interior copper pipe is on outer copper pipe 4 and 3 lower top surfaces of interior vertical portion, is difficult for taking place the pine to take off during throwing, and the security performance is good.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (2)
1. The utility model provides a split type copper pipe for continuous casting crystallizer, sets up in the continuous casting crystallizer which characterized in that: comprises a copper pipe and a cooling jacket (1) which is externally sleeved and connected with the copper pipe through a flange (2); the copper pipe comprises an inner copper pipe and an outer copper pipe, the radial section of the inner copper pipe is of an L-shaped structure of an outer buckle, the L-shaped structure of the outer buckle comprises an inner vertical part (3) and an outer buckle transverse part (4) which is connected with the upper top surface of the inner vertical part (3) and extends outwards in parallel, the radial section of the outer copper pipe is of an L-shaped structure of an inner buckle, and the L-shaped structure of the inner buckle comprises an outer vertical part (5) and an inner buckle transverse part (6) which is connected with the lower bottom surface of the outer vertical part (5) and extends inwards in parallel; the inward parallel extension length of the inner buckle transverse part (6) is matched with the thickness of the inner vertical part (3), and the outward parallel extension upper part of the outer buckle transverse part (4) is not less than the thickness of the outer vertical part (5); the lower bottom surface of the transverse part (4) of the outer buckle is contacted and propped against the upper top surface of the outer vertical part (5) and is locked and fixed through a bolt (7); the upper top surface of the inner buckle transverse part (6) is contacted and propped against the lower bottom surface of the inner vertical part (3) and is locked and fixed through a bolt (7); the outer vertical part (5) is provided with an internal thread matched with the external thread; the upper end of the cooling jacket (1) is hermetically connected with the peripheral surface of the outer buckle transverse part (4) through a flange (2), and the lower end of the cooling jacket is hermetically connected with the peripheral surface of the outer vertical part (5) at the bottom end through the flange (2).
2. The split copper tube for the continuous casting crystallizer of claim 1, wherein: and a sealing gasket (8) is arranged between the connecting end surfaces of the outer buckle transverse part (4) and the outer vertical part (5), and a sealing gasket (8) is also arranged between the connecting end surfaces of the inner buckle transverse part (6) and the inner vertical part (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021408626.3U CN212884907U (en) | 2020-07-16 | 2020-07-16 | Split copper pipe for continuous casting crystallizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021408626.3U CN212884907U (en) | 2020-07-16 | 2020-07-16 | Split copper pipe for continuous casting crystallizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212884907U true CN212884907U (en) | 2021-04-06 |
Family
ID=75288904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021408626.3U Expired - Fee Related CN212884907U (en) | 2020-07-16 | 2020-07-16 | Split copper pipe for continuous casting crystallizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212884907U (en) |
-
2020
- 2020-07-16 CN CN202021408626.3U patent/CN212884907U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |