CN211177968U - Water leakage-proof arc furnace cross arm water circulation cooling device - Google Patents
Water leakage-proof arc furnace cross arm water circulation cooling device Download PDFInfo
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- CN211177968U CN211177968U CN201921779463.7U CN201921779463U CN211177968U CN 211177968 U CN211177968 U CN 211177968U CN 201921779463 U CN201921779463 U CN 201921779463U CN 211177968 U CN211177968 U CN 211177968U
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Abstract
The utility model belongs to the technical field of circulating water cooling of a transverse arm of an electric arc furnace in the smelting process of producing ferrotungsten, in particular to a water leakage-proof water circulating cooling device of the transverse arm of the electric arc furnace, which comprises a conductive transverse arm, wherein an electrode hoop is arranged at one end of the conductive transverse arm, an internal circulating cooling water runner water inlet pipe is arranged inside the conductive transverse arm, a water inlet pipe is arranged at one end of the internal circulating cooling water runner water inlet pipe, which is far away from the electrode hoop, and an internal circulating cooling water runner water outlet pipe which is parallel to the internal circulating cooling water runner water inlet pipe is arranged at one side of the internal circulating cooling; the utility model discloses, this electric arc furnace xarm circulating water cooling method, the circulating water mode of intaking through changing the electrode staple bolt realizes electrically conductive xarm and electrode staple bolt circulating water independent operation, gets rid of the U type union coupling of xarm circulating water and electrode staple bolt, has effectively avoided receiving high temperature and electrode adjustment to influence, and the crackle appears easily at U type copper union coupling position and leads to leaking water the phenomenon.
Description
Technical Field
The utility model relates to an electric arc furnace xarm circulating water cooling technical field specifically is an electric arc furnace xarm water circulative cooling device of leak protection water among the production ferrotungsten smelting process.
Background
The smelting method of ferrotungsten by electric arc furnace is a production mode of heating and melting tungsten concentrate by electric arc generated by discharge between electrode and charging material. The conductive cross arm and the electrode hoop are one of important equipment parts of the ferrotungsten arc furnace, molten iron and slag in the furnace are high-temperature melts, and circulating water runners are arranged inside the cross arm and the hoop for indirectly cooling circulating water in order to ensure safe and stable operation of the conductive cross arm and the hoop.
However, most arc furnace cross arms in the market are connected by using U-shaped copper pipes when in use, and are influenced by high temperature and electrode adjustment, the U-shaped copper pipes are easy to crack at the connection parts to cause water leakage, the safety and the continuity of production are seriously restricted, and the product quality is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric arc furnace xarm water circulative cooling device of leak protection water to solve the electric arc furnace xarm on the present market that above-mentioned background art provided and use U type copper union coupling between electrically conductive xarm and the electrode staple bolt when using, influenced by high temperature and electrode adjustment, U type copper union coupling position crackle appears easily and leads to leaking, has seriously restricted safety and the continuity of production, influences product quality's problem.
In order to achieve the above object, the utility model provides a following technical scheme: a water-leakage-proof electric arc furnace cross arm water circulation cooling device comprises a conductive cross arm, wherein an electrode hoop is arranged at one end of the conductive cross arm, an internal circulation cooling water flow passage water inlet pipe is arranged inside the conductive cross arm, a water inlet pipe is arranged at one end, away from the electrode hoop, of the internal circulation cooling water flow passage water inlet pipe, an internal circulation cooling water flow passage water outlet pipe parallel to the internal circulation cooling water flow passage water inlet pipe is arranged at one side of the internal circulation cooling water flow passage water inlet pipe, a water outlet is arranged at one end, away from the electrode hoop, of the internal circulation cooling water flow passage water outlet pipe, and a U-shaped pipe is arranged at one end, close to the electrode hoop, of the internal circulation cooling water flow passage water outlet;
and a hoop internal circulating cooling water flow channel is arranged in the electrode hoop, and a hoop circulating cooling water flow channel is arranged on one side of the electrode hoop, which is close to the conductive cross arm.
As the utility model discloses an electric arc furnace xarm water circulative cooling device preferred technical scheme of leak protection water, the inside circulative cooling of electrically conductive xarm circulating water.
As the utility model discloses an electric arc furnace xarm water circulative cooling device preferred technical scheme of leak protection water, inner circulation cooling water runner inlet tube and inner circulation cooling water runner outlet pipe pass through U type pipe intercommunication.
As the utility model discloses an electric arc furnace xarm water circulative cooling device of leak protection water preferred technical scheme, the inside circulative cooling of electrode staple bolt circulating water.
As the utility model discloses an electric arc furnace xarm water circulative cooling device preferred technical scheme of leak protection water, staple bolt inner loop cooling water runner and staple bolt circulative cooling water runner copper pipe rigid coupling.
As the utility model discloses an electric arc furnace xarm water circulative cooling device preferred technical scheme of leak protection water, staple bolt recirculated cooling water runner is the pipe soft, and the copper pipe flexible coupling of staple bolt recirculated cooling water runner and one end.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses, this electric arc furnace xarm circulating water cooling method, the circulating water mode of intaking through changing the electrode staple bolt realizes electrically conductive xarm and electrode staple bolt circulating water independent operation, gets rid of the U type union coupling of xarm circulating water and electrode staple bolt, has effectively avoided receiving high temperature and electrode adjustment to influence, and the crackle leads to leaking water phenomenon easily appearing at U type copper union coupling position, simplifies process flow, and the cooling effect improves, and convenient to overhaul maintains.
2. The utility model discloses, the phenomenon of leaking is solved, has effectively ensured production safety, because leak can lead to water and high temperature molten iron, slag violent reaction to explode or splash, causes man-machine safety accident.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of the top surface structure of the present invention.
In the figure: 1. a conductive cross arm; 11. an internal circulation cooling water inlet pipe; 12. a water inlet pipe; 13. an internal circulation cooling water flow passage water outlet pipe; 14. a water outlet; 15. a U-shaped pipe; 2. an electrode hoop; 21. a circulating cooling water flow channel is arranged in the hoop; 22. staple bolt recirculated cooling water runner.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a cross arm water circulation cooling device of an electric arc furnace capable of preventing water leakage comprises a conductive cross arm 1, wherein an electrode hoop 2 is arranged at one end of the conductive cross arm 1, an internal circulation cooling water flow passage water inlet pipe 11 is arranged inside the conductive cross arm 1, a water inlet pipe 12 is arranged at one end, away from the electrode hoop 2, of the internal circulation cooling water flow passage water inlet pipe 11, an internal circulation cooling water flow passage water outlet pipe 13 parallel to the internal circulation cooling water flow passage water inlet pipe 11 is arranged at one side of the internal circulation cooling water flow passage water inlet pipe 11, a water outlet 14 is arranged at one end, away from the electrode hoop 2, of the internal circulation cooling water flow passage water outlet pipe 13, and a U-shaped pipe 15 is arranged at one end, close to the electrode hoop 2, of the internal circulation cooling water flow passage water inlet pipe;
and a hoop internal circulating cooling water flow channel 21 is arranged in the electrode hoop 2, and a hoop circulating cooling water flow channel 22 is arranged on one side of the electrode hoop 2 close to the conductive cross arm 1.
Specifically, the conductive cross arm 1 is cooled by circulating water inside.
In this embodiment: the conductive cross arm 1 is convenient to cool.
Specifically, the method comprises the following steps: the internal circulation cooling water channel inlet pipe 11 is communicated with the internal circulation cooling water channel outlet pipe 13 through a U-shaped pipe 15.
In this embodiment: the water circulation inside the internal circulation cooling water channel inlet pipe 11 and the internal circulation cooling water channel outlet pipe 13 is facilitated.
Specifically, the method comprises the following steps: and (3) circulating water inside the electrode hoop 2 is subjected to circulating cooling.
In this embodiment: the electrode hoop 2 is convenient to cool.
Specifically, the method comprises the following steps: the hoop internal circulating cooling water flow passage 21 is in copper pipe hard connection with the hoop circulating cooling water flow passage 22.
In this embodiment: the movement of the hoop circulating cooling water flow passage 22 can be conveniently realized when the electrode hoop 2 moves.
Specifically, the method comprises the following steps: the hoop circulating cooling water flow passage 22 is flexible, and the hoop circulating cooling water flow passage 22 is in flexible connection with the copper pipe at one end.
In this embodiment: it can prevent the breakage of the pipe.
The working principle is as follows: when the anti-water leakage water circulation cooling device for the cross arm of the electric arc furnace is used, firstly, when the device is used, the water inlet mode of a circulating cooling water flow passage 21 in a hoop of an electrode hoop 2 can be changed through the hoop circulating cooling water flow passage 22, the independent operation of circulating water of the conductive cross arm 1 and the electrode hoop 2 is realized, the pipe connection of the conductive cross arm 1 and the electrode hoop 2 is removed, the influence of high temperature and electrode adjustment is effectively avoided, the water leakage phenomenon caused by cracks easily appears at the connection part of a U-shaped copper pipe, the process flow is simplified, the cooling effect is improved, the maintenance is convenient, the water inlet pipe 11 of the internal circulating cooling water flow passage in the conductive cross arm 1 is connected with the water outlet pipe 13 of the internal circulating cooling water flow passage through the U-shaped pipe 15, the water flow in the conductive cross arm 1 is independently circulated, and the water flow in the electrode hoop 2 can be independently circulated through the connection of the hoop circulating cooling, therefore, the situation that the temperature in the furnace is reduced, the water vapor partial pressure is increased, the content of hydrogen and oxygen in molten iron is increased, the hydrogen content is increased to cause hydrogen embrittlement, the oxygen content is increased to be mixed in the molten iron in the form of oxides, the continuity of an alloy matrix is damaged, and the product has mixed air holes, which is the use instruction of the device, is avoided.
Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides an electric arc furnace xarm water circulative cooling device of leak protection water, includes electrically conductive xarm (1), set up in the one end of electrically conductive xarm (1) is provided with electrode staple bolt (2), its characterized in that: an internal circulation cooling water flow channel water inlet pipe (11) is arranged inside the conductive cross arm (1), a water inlet pipe (12) is arranged at one end, away from the electrode hoop (2), of the internal circulation cooling water flow channel water inlet pipe (11), an internal circulation cooling water flow channel water outlet pipe (13) parallel to the internal circulation cooling water flow channel water inlet pipe (11) is arranged at one side of the internal circulation cooling water flow channel water inlet pipe (11), a water outlet (14) is arranged at one end, away from the electrode hoop (2), of the internal circulation cooling water flow channel water outlet pipe (13), and a U-shaped pipe (15) is arranged at one ends, close to the electrode hoop (2), of the internal circulation cooling water flow channel water outlet pipe (13) and the internal circulation cooling water flow channel water inlet pipe (11);
and a hoop internal circulating cooling water flow channel (21) is arranged in the electrode hoop (2), and a hoop circulating cooling water flow channel (22) is arranged on one side, close to the conductive cross arm (1), of the electrode hoop (2).
2. The arc furnace cross arm water circulation cooling device capable of preventing water leakage according to claim 1, characterized in that: and the conductive cross arm (1) is internally cooled by circulating water.
3. The arc furnace cross arm water circulation cooling device capable of preventing water leakage according to claim 1, characterized in that: the internal circulation cooling water channel water inlet pipe (11) is communicated with the internal circulation cooling water channel water outlet pipe (13) through a U-shaped pipe (15).
4. The arc furnace cross arm water circulation cooling device capable of preventing water leakage according to claim 1, characterized in that: and the electrode hoop (2) is internally cooled by circulating water.
5. The arc furnace cross arm water circulation cooling device capable of preventing water leakage according to claim 1, characterized in that: and the hoop internal circulating cooling water flow passage (21) is in hard connection with a hoop circulating cooling water flow passage (22) copper pipe.
6. The arc furnace cross arm water circulation cooling device capable of preventing water leakage according to claim 1, characterized in that: the hoop circulating cooling water flow channel (22) is flexible, and the hoop circulating cooling water flow channel (22) is in flexible connection with the copper pipe at one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921779463.7U CN211177968U (en) | 2019-10-23 | 2019-10-23 | Water leakage-proof arc furnace cross arm water circulation cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921779463.7U CN211177968U (en) | 2019-10-23 | 2019-10-23 | Water leakage-proof arc furnace cross arm water circulation cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211177968U true CN211177968U (en) | 2020-08-04 |
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ID=71795905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921779463.7U Active CN211177968U (en) | 2019-10-23 | 2019-10-23 | Water leakage-proof arc furnace cross arm water circulation cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211177968U (en) |
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2019
- 2019-10-23 CN CN201921779463.7U patent/CN211177968U/en active Active
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