CN219476460U - External cooling device for submerged arc furnace transformer - Google Patents
External cooling device for submerged arc furnace transformer Download PDFInfo
- Publication number
- CN219476460U CN219476460U CN202320670773.5U CN202320670773U CN219476460U CN 219476460 U CN219476460 U CN 219476460U CN 202320670773 U CN202320670773 U CN 202320670773U CN 219476460 U CN219476460 U CN 219476460U
- Authority
- CN
- China
- Prior art keywords
- cooling
- oil
- arc furnace
- submerged arc
- heat exchanger
- 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.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses an external cooling device of an submerged arc furnace transformer, which comprises an oil tank, wherein a cooling pipeline is connected to the oil tank, an oil pump and a water-cooling heat exchanger are arranged on the cooling pipeline, a cooling bypass is connected in parallel to the cooling pipeline, an air-cooling heat exchanger device is arranged on the cooling bypass, and ball valves are arranged on the cooling pipeline and the cooling bypass; the utility model has the beneficial effects that: the utility model is based on the original water-cooled heat exchanger, designs the wet air-cooled heat exchanger device in parallel, can carry out an operation mode of 'one on one standby' according to specific requirements, or adopts an operation mode of simultaneous operation, can realize on-line maintenance without stopping the machine, effectively ensures the normal operation of production, and simultaneously adopts a U-shaped structure and a detachable split structure, thereby being convenient for maintenance and replacement and being worthy of popularization and use.
Description
Technical field:
the utility model relates to the technical field of submerged arc furnace transformers, in particular to an external cooling device for a submerged arc furnace transformer.
The background technology is as follows:
the submerged arc furnace is mainly used for reducing and smelting ores, is core equipment in the metallurgical industry, the submerged arc furnace transformer is the most main and critical power supply equipment in a power supply system of the submerged arc furnace, the reliable and safe operation of the transformer directly relates to the quality and yield of products, and as the submerged arc furnace transformer generates a large amount of heat in the operation process, the temperature of all windings, iron cores and insulating materials of the transformer is increased, the insulation aging degree of the transformer can be accelerated.
The utility model comprises the following steps:
the utility model aims to provide an external cooling device for a transformer of an ore smelting furnace.
The utility model comprises the following steps: the external cooling device for the submerged arc furnace transformer comprises an oil tank, wherein a cooling pipeline is connected to the oil tank, an oil pump and a water-cooling heat exchanger are installed on the cooling pipeline, a cooling bypass is connected in parallel to the cooling pipeline, an air-cooling heat exchanger device is installed on the cooling bypass, and ball valves are installed on the cooling pipeline and the cooling bypass.
Further, a spraying device is arranged above the air-cooled heat exchanger device.
Further, the air-cooled heat exchanger device comprises a heat exchange box body, a plurality of U-shaped pipes are arranged in the heat exchange box body, one ends of the U-shaped pipes are connected with oil inlet pipes of the cooling bypass, the other ends of the U-shaped pipes are connected with oil return pipes of the cooling bypass, a fan device is arranged on one side of the heat exchange box body, and ventilation holes are formed in the other side of the heat exchange box body.
Further, an oil collecting plate is arranged on the heat exchange box body, an oil inlet cavity and an oil outlet cavity are arranged in the oil collecting plate, the oil inlet cavity and the oil outlet cavity are respectively communicated with the two ends of the U-shaped pipe inwards, and the oil inlet cavity and the oil outlet cavity are respectively connected with an oil inlet pipe and an oil return pipe of the cooling bypass outwards.
Further, a sealing ring is arranged at the joint of the U-shaped pipe and the oil collecting plate.
Further, spray set includes the inlet tube install a plurality of spray pipe on the inlet tube equipartition, spray pipe fixed connection is in on the oil collecting plate install the shower nozzle on the spray pipe, the shower nozzle is located in the heat transfer box.
Further, the spray head is located between the oil inlet cavity and the oil outlet cavity.
The utility model has the beneficial effects that: the utility model is based on the original water-cooled heat exchanger, designs the wet air-cooled heat exchanger device in parallel, can carry out an operation mode of 'one on one standby' according to specific requirements, or adopts an operation mode of simultaneous operation, can realize on-line maintenance without stopping the machine, effectively ensures the normal operation of production, and simultaneously adopts a U-shaped structure and a detachable split structure, thereby being convenient for maintenance and replacement and being worthy of popularization and use.
Description of the drawings:
FIG. 1 is a diagram of a cooling system of the present utility model;
FIG. 2 is a perspective view of an air-cooled heat exchanger apparatus of the present utility model;
FIG. 3 is a front view of an air-cooled heat exchanger apparatus of the present utility model;
FIG. 4 is a top view of an air cooled heat exchanger apparatus of the present utility model;
in the figure, an oil tank 1, a water-cooled heat exchanger 2, a heat exchange box body 3, a U-shaped pipe 4, an oil collecting plate 5, a water inlet cavity 6, a water outlet cavity 7, a spray head 8, a fan device 9, a cooling pipeline 10, a cooling bypass 11, a ventilation hole 12 and a water inlet pipe 13.
The specific embodiment is as follows:
as shown in fig. 1, an external cooling device for an submerged arc furnace transformer comprises an oil tank 1, wherein a cooling pipeline 10 is connected to the oil tank 1, an oil pump and a water-cooling heat exchanger 2 are installed on the cooling pipeline 10, a cooling bypass 11 is connected in parallel to the cooling pipeline 10, an air-cooling heat exchanger device is installed on the cooling bypass 11, ball valves are installed on the cooling pipeline 10 and the cooling bypass 11, and when the submerged arc furnace transformer is in operation, the cooling pipeline 10 is in excessive scale and needs to be stopped, the ball valves on the cooling pipeline 10 can be closed at the moment, the ball valves on the cooling bypass 11 are opened, so that insulating oil exchanges heat through the air-cooling heat exchanger device, and meanwhile, in hot summer, the water-cooling heat exchanger 2 and the air-cooling heat exchanger can be started simultaneously to work simultaneously, so that the heat exchange efficiency is improved.
As shown in fig. 2 and 3, a spraying device is arranged above the air-cooled heat exchanger device, so that the cooling efficiency of the air-cooled heat exchanger is improved; the air-cooled heat exchanger device comprises a heat exchange box body 3, a plurality of U-shaped pipes 4 are arranged in the heat exchange box body 3, one ends of the U-shaped pipes 4 are connected with an oil inlet pipe of a cooling bypass 11, the other ends of the U-shaped pipes 4 are connected with an oil return pipe of the cooling bypass 11, a fan device 9 is arranged on one side of the heat exchange box body 3, and a vent hole 12 is formed in the other side of the heat exchange box body 3; compared with the traditional spiral or serpentine heat exchange structure, the U-shaped pipe 4 is simpler in structure, easy to manufacture and low in equipment cost, meanwhile, the U-shaped pipe 4 is relatively longer in path, long in cooling time and beneficial to maintaining cooling effect.
As shown in fig. 3 and fig. 4, an oil collecting plate 5 is mounted on the heat exchange box body 3, an oil inlet cavity 6 and an oil outlet cavity 7 are arranged in the oil collecting plate 5, the oil inlet cavity 6 and the oil outlet cavity 7 are respectively communicated with two ends of the U-shaped pipe 4 inwards, the oil inlet cavity 6 and the oil outlet cavity 7 are respectively connected with an oil inlet pipe and an oil return pipe of the cooling bypass 11 outwards, and the design of the oil collecting plate 5 is beneficial to the disassembly and the installation of the U-shaped pipe 4 and is convenient to overhaul; a sealing ring is arranged at the joint of the U-shaped pipe 4 and the oil collecting plate 5; the spraying device comprises a water inlet pipe 13, a plurality of spraying pipes are uniformly distributed on the water inlet pipe 13 and fixedly connected to the oil collecting plate 5, a spray head 8 is arranged on the spraying pipes, and the spray head 8 is positioned in the heat exchange box body 3; the spray head 8 is located between the oil inlet cavity 6 and the oil outlet cavity 7, and when the device works, the spray head 8 can be opened, so that spray water is sprayed onto the U-shaped pipe 4, and the cooling efficiency is greatly improved along with evaporation of water.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. The utility model provides an external cooling device of submerged arc furnace transformer, its includes oil tank (1) be connected with cooling pipeline (10) on oil tank (1) install oil pump and water-cooling heat exchanger (2), its characterized in that on cooling pipeline (10): the cooling pipeline (10) is connected with a cooling bypass (11) in parallel, an air cooling heat exchanger device is arranged on the cooling bypass (11), and ball valves are arranged on the cooling pipeline (10) and the cooling bypass (11).
2. The external cooling device for a submerged arc furnace transformer according to claim 1, wherein: and a spraying device is arranged above the air-cooled heat exchanger device.
3. The external cooling device for a submerged arc furnace transformer according to claim 2, wherein: the air-cooled heat exchanger device comprises a heat exchange box body (3), a plurality of U-shaped pipes (4) are arranged in the heat exchange box body (3), one ends of the U-shaped pipes (4) are connected with oil inlet pipes of a cooling bypass (11), the other ends of the U-shaped pipes (4) are connected with oil return pipes of the cooling bypass (11), one side of the heat exchange box body (3) is provided with a fan device (9), and the other side of the heat exchange box body (3) is provided with a vent hole (12).
4. An external cooling device for a submerged arc furnace transformer according to claim 3, wherein: install oil collecting plate (5) on heat exchange box (3) oil collecting plate (5) are interior to be provided with oil inlet chamber (6), play oily chamber (7), oil inlet chamber (6), play oily chamber (7) inwards respectively with the both ends intercommunication of U-shaped pipe (4), oil inlet chamber (6), play oily chamber (7) outwards respectively with the oil inlet pipe, the oil return pipe of cooling bypass (11) are connected.
5. The external cooling device for the submerged arc furnace transformer according to claim 4, wherein: and a sealing ring is arranged at the joint of the U-shaped pipe (4) and the oil collecting plate (5).
6. The external cooling device for the submerged arc furnace transformer according to claim 4, wherein: the spraying device comprises a water inlet pipe (13), a plurality of water spraying pipes are uniformly distributed on the water inlet pipe (13), the water spraying pipes are fixedly connected to the oil collecting plate (5), a spray head (8) is arranged on the water spraying pipes, and the spray head (8) is located in the heat exchange box body (3).
7. The external cooling device for a submerged arc furnace transformer according to claim 6, wherein: the spray head (8) is positioned between the oil inlet cavity (6) and the oil outlet cavity (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320670773.5U CN219476460U (en) | 2023-03-30 | 2023-03-30 | External cooling device for submerged arc furnace transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320670773.5U CN219476460U (en) | 2023-03-30 | 2023-03-30 | External cooling device for submerged arc furnace transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219476460U true CN219476460U (en) | 2023-08-04 |
Family
ID=87462101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320670773.5U Active CN219476460U (en) | 2023-03-30 | 2023-03-30 | External cooling device for submerged arc furnace transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219476460U (en) |
-
2023
- 2023-03-30 CN CN202320670773.5U patent/CN219476460U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112466624A (en) | Cooling mechanism for dry-type transformer and cooling working method | |
| CN219476460U (en) | External cooling device for submerged arc furnace transformer | |
| CN214755962U (en) | 12MW semi-direct-drive permanent magnet wind driven generator cooling system | |
| CN201463608U (en) | High-temperature material gas rapid injection cooing unit | |
| CN208548211U (en) | Intelligent integral transformer based on air blast cooling | |
| CN201749766U (en) | Water cooling system of dry-type transformer | |
| CN214666276U (en) | High-efficient soda heat exchanger group | |
| CN206042637U (en) | Dc -to -ac converter heat abstractor of dustproof function in area | |
| CN211651323U (en) | Gas-liquid heat exchange device for VOCs waste gas treatment | |
| CN204702787U (en) | Steel water of productive use cooling back installation | |
| CN204555799U (en) | A kind of feeding mechanism of closed circulation water | |
| CN113921233A (en) | Air-water cooler for transformer and using method thereof | |
| CN106052001A (en) | Whole rack server framework of roof formula heat dissipation | |
| CN207987285U (en) | A kind of cooling device for silicon steel sheet annealing passivation technique | |
| CN214742490U (en) | Box structure of hydraulic oil cooler | |
| CN113175827A (en) | Waste heat gathering device and smelting furnace waste heat grading efficient utilization system | |
| CN201381967Y (en) | Novel thermal energy converter | |
| CN207442679U (en) | A kind of high voltage converter cooling system for power plant | |
| CN213150524U (en) | Quick cooling heat transfer structure of 500kV transformer | |
| CN216845819U (en) | Coating machine oven heat-cycle system | |
| CN205774635U (en) | A kind of converter oxygen gun recirculating cooling water system | |
| CN204702788U (en) | A kind of steel water of productive use cooling back installation | |
| CN221829363U (en) | Rack cooling system and power electronic equipment | |
| CN103045823A (en) | Air cooling device for quenching liquid | |
| CN220166230U (en) | Waste heat utilization system of oriented silicon steel gas annealing furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |