CN217192479U - Reducing upward-drawing continuous casting crystallizer of copper alloy carrier cable for electrified railway - Google Patents
Reducing upward-drawing continuous casting crystallizer of copper alloy carrier cable for electrified railway Download PDFInfo
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- CN217192479U CN217192479U CN202123233985.7U CN202123233985U CN217192479U CN 217192479 U CN217192479 U CN 217192479U CN 202123233985 U CN202123233985 U CN 202123233985U CN 217192479 U CN217192479 U CN 217192479U
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Abstract
The utility model relates to a draw continuous casting crystallizer on reducing of copper alloy carrier cable for electronic railway belongs to the technical field who draws continuous casting production facility. The crystallization device comprises a crystallization channel, wherein an inner graphite channel is arranged in the crystallization channel, and the top of the inner graphite channel is of an outward extending structure; the periphery of the crystallization channel is provided with a water-cooling jacket in a surrounding manner, the water-cooling jacket comprises a water-cooling jacket upper half pipe and a water-cooling jacket lower half pipe, and the water-cooling jacket upper half pipe and the water-cooling jacket lower half pipe are communicated with each other; the periphery of the lower half pipe of the water-cooling jacket is also provided with a refractory material protective sleeve; the water-cooling jacket is also connected with a water-cooling circulation system. The utility model discloses a draw continuous casting crystallizer on electrified railway's reducing of copper alloy carrier cable can be used for preparing not unidimensional copper alloy carrier cable, and application scope is wide, and cooling water circulation can resources are saved.
Description
Technical Field
The utility model relates to a draw continuous casting crystallizer on reducing of copper alloy carrier cable for electronic railway belongs to the technical field who draws continuous casting production facility.
Background
In the prior art, a contact network is an important component of an electrified railway and is a power source for high-speed running of a train. The contact system is arranged along a railway line, supplies power to a mobile load and has no standby outdoor power transmission system, and wires, parts and the like of the contact system are subjected to severe environmental tests; the device can withstand the severe test of complex weather and environment; also withstands the impact of the pantograph against the contact net and the resulting vibrations and fatigue。The copper carrier cable has good conductivity, can be used as one of channels for traction current, is connected with a contact line in parallel for power supply, reduces pressure loss and energy consumption, and has high corrosion resistance. However, the copper carrier cable consumes more copper, has high cost and low mechanical strength, cannot bear larger tension and has large sag change when the temperature changes. Therefore, how to prepare the catenary at a low cost becomes a technical problem.
The up-drawing continuous casting technology of the copper alloy rod is a preparation technology aiming at the copper alloy stranded wire, the technology ensures that the copper alloy rod is smelted and continuously cast into a specified length and a specified size in the manufacturing process, but generally, an up-drawing continuous casting crystallizer only aims at a required copper alloy rod, and the up-drawing continuous casting crystallizer has a small application range and cannot be used universally.
For example, chinese patent that patent publication number is CN205341858U discloses a draw conticaster crystallizer on copper product, including crystallizer main part installation pipe, crystallizer main part installation pipe axle center department is provided with draws continuous casting passageway, the vertical setting of crystallizer main part installation pipe just draws forth the end and is located the cooling crystallization end of lower extreme including the copper pole that is located the upper end, the cooling crystallization end draw on be provided with the temperature resistant graphite flake on the continuous casting passageway lateral wall, the inside wall of temperature resistant graphite flake all is provided with a plurality of from inhaling the feed supplement gap along the axial, from inhaling the feed supplement gap and reducing gradually along the cross sectional area of horizontal plane from bottom to top.
The crystallizer of the copper up-drawing continuous casting machine disclosed by the patent enables the surface of a produced copper rod to be smooth and not to have wrinkles and depressions; however, the up-drawing continuous casting machine crystallizer can only aim at copper alloy rods with one specified size, and different crystallizers need to be prepared in a targeted mode if different sizes need to be manufactured, so that the cost is greatly increased.
Therefore, in order to solve the background problems, the development of a reducing upward-casting crystallizer of a copper alloy catenary for an electrified railway is needed in society.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem of proposing in the above-mentioned background problem, provide a draw continuous casting crystallizer on copper alloy carrier cable's the reducing for electrified railway, its low in manufacturing cost can be used for preparing not unidimensional copper alloy pole, and application scope is wide.
The purpose of the utility model is realized like this: a reducing upward continuous casting crystallizer of a copper alloy carrier cable for an electrified railway comprises a crystallization channel, wherein an inner graphite channel is arranged in the crystallization channel, and the top of the inner graphite channel is of an outward extending structure;
the periphery of the crystallization channel is provided with a water-cooling jacket in a surrounding manner, the water-cooling jacket comprises a water-cooling jacket upper half pipe and a water-cooling jacket lower half pipe, and the water-cooling jacket upper half pipe and the water-cooling jacket lower half pipe are communicated with each other;
the periphery of the lower half pipe of the water-cooling jacket is also provided with a refractory material protective sleeve;
the water-cooling jacket is also connected with a water-cooling circulation system.
The water cooling circulation system comprises a water inlet and a water outlet;
the cooling water flowing out of the water outlet is connected with the heat exchanger through a water pipe;
the water outlet of the heat exchanger is connected with a water storage room through a water pipe, and the water outlet end of the water storage room is connected with a water inlet through a water pipe;
and a cooling water pump is also arranged on the other side of the water storage room.
And a temperature sensor is arranged in the water storage room.
The outer diameter of the inner graphite channel is matched with the inner diameter of the crystallization channel.
Compared with the prior art, the utility model has the advantages of it is following:
the utility model discloses a reducing of copper alloy carrier cable draws continuous casting crystallizer upward for electrified railway, sets up removable interior graphite passageway through the plug-in, can control the size of copper alloy pole through changing the internal diameter of interior graphite passageway, and application scope is wider;
the utility model discloses a draw continuous casting crystallizer on copper alloy carrier cable's reducing for electronic railway circulates the cooling water through water-cooling circulation system, but the energy saving.
Drawings
Fig. 1 is a schematic view of the overall structure of a variable diameter upward continuous casting crystallizer for copper alloy catenary for electrified railways.
Fig. 2 is a schematic diagram of the structure of the inner graphite channel of the variable diameter upward continuous casting crystallizer of the copper alloy catenary for the electrified railway of the present invention.
Wherein: 1. a crystallization channel; 2. an inner graphite channel; 3. a half pipe is sleeved on the water-cooling outer sleeve; 4. water-cooling the lower half pipe of the outer sleeve; 5. a refractory material protective sheath; 6. a water-cooling circulation system;
6.1, a water inlet; 6.2, a water outlet; 6.3, a heat exchanger; 6.4, a water storage room; 6.5, a temperature sensor; 6.6, cooling the water pump.
Detailed Description
The invention is described below with reference to the following figures and specific embodiments:
as shown in fig. 1-2, the variable diameter upward continuous casting crystallizer for the copper alloy carrier cable for the electrified railway comprises a crystallization channel 1, wherein an inner graphite channel 2 is arranged in the crystallization channel 1;
as shown in fig. 2, in this embodiment, the top of the inner graphite channel 2 is an outward extending structure for positioning the channel, and the inner graphite channel 2 is made of high temperature resistant graphite.
In the embodiment, a water-cooling jacket is arranged around the periphery of the crystallization channel 1, the water-cooling jacket comprises a water-cooling jacket upper half pipe 3 and a water-cooling jacket lower half pipe 4, and the water-cooling jacket upper half pipe 3 and the water-cooling jacket lower half pipe 4 are communicated with each other; the periphery of the lower half pipe 4 of the water-cooling jacket is also provided with a refractory material protective sleeve 5; the water-cooling jacket is also connected with a water-cooling circulation system 6.
In this embodiment, the water cooling circulation system 6 includes a water inlet 6.1 and a water outlet 6.2; the cooling water flowing out of the water outlet 6.2 is connected with a heat exchanger 6.3 through a water pipe; the water outlet of the heat exchanger 6.3 is connected with a water storage room 6.4 through a water pipe, and the water outlet end of the water storage room 6.4 is connected with a water inlet 6.1 through a water pipe; and a cooling water pump 6.6 is also arranged on the other side of the water storage room 6.4. And a temperature sensor 6.5 is arranged in the water storage room 6.4.
In this embodiment, the outer diameter of the inner graphite passage 2 is matched to the inner diameter of the crystallization passage 1.
In this embodiment, the utility model discloses a draw continuous casting crystallizer in reducing of copper alloy carrier cable for electrified railway, its working method is as follows:
the method comprises the following steps: selecting an inner graphite channel 2 with a proper inner diameter, wherein the outer diameter of the inner graphite channel is matched with the inner diameter of the crystallization channel 1, and the inner graphite channel is arranged in the crystallization channel 1 in an insertion manner;
step two: extending the up-leading continuous casting crystallizer into the molten liquid copper alloy, and ensuring that the highest point of the refractory material protective sleeve 5 is higher than the liquid level;
step three: and (5) opening a cooling water pump 6.6 of the water cooling circulation system 6, and beginning to extend into the lead to carry out the upward continuous casting process.
In this embodiment, the utility model discloses a water-cooling circulation system 6 of continuous casting crystallizer is drawn in reducing of copper alloy carrier cable for electronic railway, its theory of operation as follows:
cooling water flows out of a cooling water pump 6.6, enters a water storage room 6.4, is observed through a temperature sensor 6.5, and enters a water-cooling jacket through a water inlet 6.1 when the temperature is proper;
the cooling water flowing out of the water outlet 6.2 enters the water storage room 6.4 after being cooled again by the heat exchanger 6.3, the temperature is observed by the temperature sensor 6.5, and when the temperature is proper, the cooling water enters the water cooling jacket again through the water inlet 6.1; when the temperature is not proper, the drain valve in the water cooling circulation system 6 is opened to drain a part of water, and the cooling water pump 6.6 is used for supplementing the cooling water with the same volume until the temperature sensor 6.5 displays proper temperature.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (4)
1. The utility model provides a draw continuous casting crystallizer in reducing of copper alloy carrier cable for electrified railway, includes crystallization channel (1), its characterized in that: an inner graphite channel (2) is arranged in the crystallization channel (1), and the top of the inner graphite channel (2) is of an outward extending structure;
the periphery of the crystallization channel (1) is provided with a water-cooling jacket in a surrounding manner, the water-cooling jacket comprises a water-cooling jacket upper half pipe (3) and a water-cooling jacket lower half pipe (4), and the water-cooling jacket upper half pipe (3) and the water-cooling jacket lower half pipe (4) are communicated with each other;
the periphery of the lower half pipe (4) of the water-cooling jacket is also provided with a refractory material protective sleeve (5);
the water-cooling jacket is also connected with a water-cooling circulation system (6).
2. The variable diameter up-drawing continuous casting crystallizer of the copper alloy catenary for the electrified railway as claimed in claim 1, wherein: the water cooling circulation system (6) comprises a water inlet (6.1) and a water outlet (6.2);
the cooling water flowing out of the water outlet (6.2) is connected with a heat exchanger (6.3) through a water pipe;
the water outlet of the heat exchanger (6.3) is connected with a water storage room (6.4) through a water pipe, and the water outlet end of the water storage room (6.4) is connected with a water inlet (6.1) through a water pipe;
and a cooling water pump (6.6) is also arranged on the other side of the water storage room (6.4).
3. The variable diameter up-drawing continuous casting crystallizer of copper alloy catenary for electrified railways as claimed in claim 2, characterized in that: and a temperature sensor (6.5) is arranged in the water storage room (6.4).
4. The variable diameter up-drawing continuous casting crystallizer of copper alloy catenary for electrified railways as claimed in claim 1, characterized in that: the outer diameter of the inner graphite channel (2) is matched with the inner diameter of the crystallization channel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123233985.7U CN217192479U (en) | 2021-12-22 | 2021-12-22 | Reducing upward-drawing continuous casting crystallizer of copper alloy carrier cable for electrified railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123233985.7U CN217192479U (en) | 2021-12-22 | 2021-12-22 | Reducing upward-drawing continuous casting crystallizer of copper alloy carrier cable for electrified railway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217192479U true CN217192479U (en) | 2022-08-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123233985.7U Active CN217192479U (en) | 2021-12-22 | 2021-12-22 | Reducing upward-drawing continuous casting crystallizer of copper alloy carrier cable for electrified railway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217192479U (en) |
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2021
- 2021-12-22 CN CN202123233985.7U patent/CN217192479U/en active Active
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