CN213835491U

CN213835491U - Blade steel refining electroslag furnace with cooling water capable of being recycled

Info

Publication number: CN213835491U
Application number: CN202022991752.2U
Authority: CN
Inventors: 白杰; 白克义; 岳孟河; 韩莉; 封钢
Original assignee: Jiangyou Sanfeng Steam Turbine Material Co ltd
Current assignee: Jiangyou Sanfeng Steam Turbine Material Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-07-30
Anticipated expiration: 2030-12-14

Abstract

The utility model provides a but blade steel refining electroslag furnace of cooling water recycling relates to the concise field of blade steel. The utility model discloses a cooling water tank, it has inlet tube and drain pipe, is equipped with both ends rather than the circulation cooling tube of intercommunication on the cooling water tank, the protective case that the circulation cooling tube periphery was equipped with tubular structure covers it, be equipped with the fan in the opening of protective case both sides, the circulation cooling tube is the coiled pipe, and it includes first pipeline section and second pipeline section, be covered with a plurality of fins on the outer wall of first pipeline section, the cover is equipped with the water-cooling jacket on the second pipeline section, be covered with a plurality of fins on the water-cooling jacket outer wall, be equipped with feed liquor pipe and drain pipe on the water-cooling jacket.

Description

Blade steel refining electroslag furnace with cooling water capable of being recycled

Technical Field

The utility model relates to a concise field of blade steel, concretely relates to but blade steel refining electroslag furnace of cooling water recycling.

Background

Electroslag furnace is the important equipment of a concise blade steel material, and the bottom water tank is the key part that cools off the steel ingot and influence the steel ingot quality in the electroslag furnace, and bottom water tank cooling water is introduced by outside water source usually, and the bottom water tank that flows out behind the cooling steel ingot and discharge to the sewer, so must be taken into the waste of a large amount of water resources, improve the manufacturing cost of enterprise, consequently, it is necessary to develop a device that cools down to the cooling water after the heat transfer, with the water economy resource, reduce use cost.

Disclosure of Invention

The utility model aims at developing a blade steel refining electroslag furnace which can reduce the temperature of cooling water and can recycle the cooling water which is reused.

The utility model discloses a following technical scheme realizes:

but blade steel refining electroslag furnace of cooling water cyclic use, including coolant tank, it has inlet tube and drain pipe, is equipped with both ends rather than the circulation cooling pipe of intercommunication on the coolant tank, circulation cooling pipe periphery is equipped with tube structure's protecting crust and covers it, be equipped with the fan in the opening of protecting crust both sides, circulation cooling pipe is the coiled pipe, and it includes first pipeline section and second pipeline section, be covered with a plurality of fins on the outer wall of first pipeline section, the cover is equipped with the water-cooling jacket on the second pipeline section, be covered with a plurality of fins on the water-cooling jacket outer wall, be equipped with feed liquor pipe and drain pipe on the water-cooling jacket.

Optionally, the top of the protective shell is provided with a plurality of atomizing nozzles which spray atomized water into the protective shell.

Optionally, the top of the protective shell is provided with a base, a water distribution cavity is arranged in the base, the atomizing nozzle is communicated with the water distribution cavity, and the base is provided with a water injection pipe communicated with the water distribution cavity.

Optionally, the atomizing nozzles are arranged in a matrix at the top of the casing.

Optionally, the outer wall of the second pipe section is distributed with a plurality of irregularly arranged grooves.

Optionally, the fan operates to generate an airflow having a direction that travels from the second duct section to the first duct section within the casing.

Optionally, the water cooling jacket is a pipeline structure sleeved on the periphery of the second pipe section, and the water cooling jacket is arranged along the radial direction of the second pipe section.

Optionally, the inner diameter of the water cooling jacket is larger than the outer diameter of the second pipe section, and the liquid inlet pipe and the liquid outlet pipe are arranged at two ends of the water cooling jacket.

The utility model has the advantages that:

the utility model discloses a water cooling after forced air cooling and water-cooling heat transfer in to coolant tank, the fin of setting has improved the heat exchange efficiency with strong air current, and a plurality of irregularly arranged recesses have improved the heat exchange efficiency with the cooling water for water resource reuse, and when the high temperature, still usable atomized water cooperation further strengthens the cooling effect.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a view of the structure of the present invention;

FIG. 2 is a view showing the structure of a water jacket.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art can appreciate, the described embodiments may be modified in various different ways, without departing from the spirit or scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 and 2, the utility model discloses a but blade steel refining electroslag furnace of cooling water circulated use, including cooling water tank 1, it has inlet tube 2 and drain pipe 3, is equipped with both ends and the circulation cooling tube 6 rather than the intercommunication on cooling water tank 1, 6 peripheries of circulation cooling tube are equipped with tube structure's protecting crust 4 and cover it, be equipped with fan 5 in the opening of protecting crust 4 both sides, circulation cooling tube 6 is the coiled pipe, and it includes first pipeline section 61 and second pipeline section 62, be covered with a plurality of fins on the outer wall of first pipeline section 61, the cover is equipped with water-cooling jacket 7 on the second pipeline section 62, be covered with a plurality of fins on the water-cooling jacket 7 outer wall, be equipped with feed liquor pipe 8 and drain pipe 9 on the water-cooling jacket 7.

In one embodiment of this application, be equipped with inlet tube 2 and drain pipe 3 on the cooling water tank 1 of electroslag furnace bottom, cooling water tank 1 bottom still is equipped with the circulation heat exchange tube rather than the intercommunication, circulation heat exchange tube both ends all communicate with cooling water tank 1.

The circulating heat exchange tube is a coiled tube, a protective shell 4 is arranged on the periphery of the circulating heat exchange tube to cover the circulating heat exchange tube, the protective shell 4 is of a cuboid barrel structure, and the circulating heat exchange tube is fixed in the protective shell 4 through a support.

The fans 5 are arranged in the openings on the two sides of the protective shell 4, and the fans 5 operate to generate strong airflow in the protective shell 4, so that the airflow and the circulating heat exchange tubes in the protective shell 4 exchange heat.

The circulating heat exchange tube in the protective shell 4 is divided into a first tube section 61 and a second tube section 62, a plurality of fins are distributed on the outer wall of the first tube section 61, the contact area of the first tube section 61 and air flow is increased, and the heat exchange efficiency is increased.

The periphery of the second pipe section 62 is sleeved with a water cooling jacket 7, the water cooling jacket 7 is of a pipeline structure sleeved on the periphery of the second pipe section 62, the water cooling jacket 7 is arranged along the radial direction of the second pipe section 62, the inner diameter of the water cooling jacket 7 is larger than the outer diameter of the second pipe section 62, a plurality of fins are also distributed on the outer wall of the water cooling jacket 7, a liquid inlet pipe 8 and a liquid outlet pipe 9 are respectively arranged at two end parts of the water cooling jacket 7, cooling liquid in the water cooling jacket 7 is circulated through the liquid inlet pipe 8 and the liquid outlet pipe 9, the liquid inlet pipe 8 and the liquid outlet pipe 9 are connected into a circulation pipeline, cooling liquid output by the liquid outlet pipe 9 enters a water cooling tower and the like for heat exchange, and the cooling liquid enters the liquid inlet pipe 8 on the circulation pipeline after being cooled and then is input into the water cooling jacket 7.

The outer wall of the second pipe section 62 is distributed with a plurality of irregularly arranged grooves 13, and the contact area between the outer wall of the second pipe section 62 and the cooling liquid in the water cooling jacket 7 is increased by the grooves 13, so that the heat exchange efficiency and the heat exchange effect are increased.

The top of the protective shell 4 is also provided with a base 10, the base 10 is provided with a water distribution cavity, a plurality of atomizing nozzles 11 which are arranged in a matrix are arranged on the inner wall of the top of the protective shell 4, the atomizing nozzles 11 are communicated with the water distribution cavity on the base 10, a water injection pipe 12 communicated with the water distribution cavity is arranged on the base 10, cooling water is injected into the base 10 through the water injection pipe 12, and the cooling water is sprayed out through the atomizing nozzles 11.

After the heat exchange and temperature rise of the water in the cooling water tank 1, the water enters a circulating heat exchange pipe, fans 5 at two ends of the protective shell 4 operate to enable strong airflow moving along the axial direction to be generated in the protective shell 4, the moving direction of the strong airflow in the protective shell 4 is from a second pipe section 62 to a first pipe section 61, hot water in the second pipe section 62 exchanges heat with cooling liquid in the water cooling jacket 7, the strong airflow firstly passes through the water cooling jacket 7 outside the second pipe section 62, the temperature of the strong airflow is lower at the moment and can exchange heat with the cooling liquid in the water cooling jacket 7 to reduce the temperature of the cooling liquid, the strong airflow passing through the second pipe section 62 exchanges heat with the first pipe section 61 to reduce the temperature of the hot water in the first pipe section 61, the cooling liquid in the water cooling jacket 7 enters a water cooling tower from a circulating pipeline to exchange heat with the hot water again, when the temperature is still higher after the heat exchange of the hot water, the atomizing nozzle 11 can be opened to spray the atomized water into the protective shell 4, the auxiliary cooling device is used for assisting in cooling the circulating heat exchange tube and enhancing the heat exchange efficiency of hot water.

The utility model discloses a water cooling after forced air cooling and water-cooling to heat transfer in the cooling water tank 1, the fin of setting has improved the heat exchange efficiency with strong air current, and a plurality of irregularly arranged recess 13 have improved the heat exchange efficiency with the cooling water for water resource reuse, and when the high temperature, still usable atomized water cooperation further strengthens the cooling effect.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and is not to the limitation of the technical solution of the present invention, as long as the technical solution can be realized on the basis of the above-mentioned embodiment without creative work, all should be regarded as falling into the protection scope of the right of the present invention.

Claims

1. Blade steel refining electroslag furnace that cooling water circulated use, its characterized in that includes:

a cooling water tank having a water inlet pipe and a water discharge pipe;

the two ends of the circulating cooling pipe are communicated with the cooling water tank;

the protective shell is of a cylinder structure and is arranged at the periphery of the circulating cooling pipe to cover the circulating cooling pipe;

the fan is arranged in the openings at the two sides of the protective shell;

the circulating cooling pipe is a coiled pipe and comprises a first pipe section and a second pipe section, a plurality of fins are fully distributed on the outer wall of the first pipe section, a water cooling sleeve is sleeved on the second pipe section, a plurality of fins are fully distributed on the outer wall of the water cooling sleeve, and a liquid inlet pipe and a liquid outlet pipe are arranged on the water cooling sleeve.

2. The electroslag furnace for refining blade steel with recyclable cooling water as claimed in claim 1, wherein the top of the casing is provided with a plurality of atomizing nozzles for spraying atomized water into the casing.

3. The electroslag furnace for refining blade steel with recyclable cooling water according to claim 2, wherein a base is arranged on the top of the protective shell, a water distribution cavity is arranged in the base, the atomizing nozzle is communicated with the water distribution cavity, and a water injection pipe communicated with the water distribution cavity is arranged on the base.

4. The electroslag furnace for refining blade steel with recyclable cooling water according to claim 3, wherein the atomizing nozzles are arranged in a matrix at the top of the protective shell.

5. The electroslag furnace for refining blade steel with recyclable cooling water as claimed in claim 4, wherein the outer wall of the second pipe section is distributed with a plurality of irregularly arranged grooves.

6. The electroslag furnace for refining blade steel with recyclable cooling water as claimed in claim 5, wherein the fan operates to generate a gas flow having a direction proceeding from the second pipe section to the first pipe section within the casing.

7. The electroslag furnace for refining blade steel with recyclable cooling water as claimed in claim 6, wherein the water cooling jacket is a pipeline structure sleeved on the periphery of the second pipe section, and the water cooling jacket is arranged along the radial direction of the second pipe section.

8. The electroslag furnace for refining blade steel with recyclable cooling water as claimed in claim 7, wherein the inner diameter of the water cooling jacket is larger than the outer diameter of the second pipe section, and the liquid inlet pipe and the liquid outlet pipe are arranged at two ends of the water cooling jacket.