CN209944281U

CN209944281U - Be applied to high-efficient evaporimeter of steel production

Info

Publication number: CN209944281U
Application number: CN201920081160.1U
Authority: CN
Inventors: 朱国平; 査显文; 李卫; 钱宽
Original assignee: Jiangsu Jiuhua Environmental Protection Polytron Technologies Inc
Current assignee: Jiangsu Jiuhua Environmental Protection Polytron Technologies Inc
Priority date: 2019-01-18
Filing date: 2019-01-18
Publication date: 2020-01-14
Anticipated expiration: 2029-01-18

Abstract

The utility model provides a high-efficiency evaporator applied to steel production, which comprises a main board, two cover plates, a heating device, a steam chamber and a steam heating pipe, wherein the front and back surfaces of the main board are respectively provided with a cover plate mounting groove matched with the cover plates, the two cover plates are respectively arranged in the cover plate mounting grooves on the front and back surfaces of the main board, the cover plates and the main board are fastened and brazed into a whole through a plurality of connecting bolts, the front and back surfaces of the main board are respectively provided with a first heating groove, and the cover plates are provided with a second heating groove matched with the first heating groove; the utility model has simple structure and reasonable design, two groups of heating units are respectively arranged between the snake-shaped heating pipeline and the steam heating pipe, the heat energy released by the heating units is respectively used for evaporating water and carrying out secondary heating on steam, the energy utilization rate is high, and the heat loss is low; the heating unit is directly cast inside the main board, the heat of the heating unit directly acts on the heated medium, and the heating speed and the heating efficiency are high.

Description

Be applied to high-efficient evaporimeter of steel production

Technical Field

The utility model relates to a steel production technical field, concretely relates to be applied to high-efficient evaporimeter of steel production.

Background

Steam is needed to be used in a plurality of processes in the steel production process, but the steam generator applied to the steel production at present is that water in a water storage tank is boiled for a long time to generate low-temperature steam, then the low-temperature steam is secondarily heated by a heater to obtain high-temperature steam, the steam generator has long steam generation time, low thermal efficiency, large volume and high cost, and the energy utilization rate is low in the process of heating the water and secondarily heating the low-temperature steam, and meanwhile, the heat loss is high.

Disclosure of Invention

In order to solve the problems existing in the prior art, the utility model provides a be applied to steel production's high-efficient evaporimeter.

The utility model provides a technical scheme of above-mentioned problem does: a high-efficiency evaporator applied to steel production comprises a main board, two cover plates, a heating device, a steam chamber and a steam heating pipe, wherein the front and back surfaces of the main board are respectively provided with a cover plate mounting groove matched with the cover plates, the two cover plates are respectively mounted in the cover plate mounting grooves of the front and back surfaces of the main board, the cover plates and the main board are fastened and brazed into a whole through a plurality of connecting bolts, the front and back surfaces of the main board are respectively provided with a first heating groove, the cover plates are provided with a second heating groove matched with the first heating groove, the cover plates and the main board are brazed into a whole, the first heating groove and the second heating groove are combined to form a snake-shaped heating pipeline with a rectangular cross section, the lower ends of the two snake-shaped heating pipelines are respectively provided with a water inlet pipe, the upper ends of the water inlet pipe are respectively provided with a steam outlet, the other end of the main board is communicated with a steam chamber which is arranged at the top of the main board;

in one technical scheme, the heating device comprises two groups of heating units, the heating units are heating coils, the heating coils are spirally cast in the main board in a snake shape, and a heating medium inlet and a heating medium outlet are respectively arranged at two ends of each heating coil;

in one technical scheme, the heating device comprises two groups of heating units, each group of heating units comprises a plurality of U-shaped heating pipes, the U-shaped heating pipes are cast in a main board, and wiring terminals at two ends of each U-shaped heating pipe are arranged outside the main board;

the steam heating pipe is provided with 2-4, the steam heating pipe is cast inside the mainboard and is arranged between two groups of heating units, a steam inlet is formed in the upper end of the steam heating pipe, the steam inlet extends into the steam chamber, and a steam outlet is formed in the bottom of the steam heating pipe.

The utility model discloses beneficial effect has:

the utility model has simple structure and reasonable design, two groups of heating units are respectively arranged between the snake-shaped heating pipeline and the steam heating pipe, the heat energy released by the heating units is respectively used for evaporating water and carrying out secondary heating on steam, the energy utilization rate is high, and the heat loss is low; the heating unit is directly cast inside the main board, the heat of the heating unit directly acts on the heated medium, and the heating speed and the heating efficiency are high.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of a main board in embodiment 1;

FIG. 3 is a schematic structural diagram of a motherboard according to embodiment 2;

FIG. 4 is a schematic structural view of a cover plate;

in the figure: the heating device comprises a main board 1, a cover plate 2, a steam chamber 3, a steam heating pipe 4, a U-shaped heating pipe 5, a first heating groove 6, a second heating groove 7, a serpentine heating pipeline 8, a water inlet pipe 9, a steam outlet pipe 10, a heating unit 11, a steam inlet 12, a steam outlet 13, a heating medium inlet 14 and a heating medium outlet 15.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Example 1:

as shown in the figure, a high-efficient evaporimeter for steel production, including mainboard, two apron, heating device, steam chamber and steam heating pipe, the mainboard positive and negative all is equipped with the apron mounting groove that matches with the apron, and two apron are installed respectively in the apron mounting groove of mainboard positive and negative, and it is integrative to fasten and braze through a plurality of connecting bolt between apron and the mainboard, and mainboard and apron are brazed integratively, and it is sealed that there is not any sealed pad to braze inside, so high temperature resistant capacity is high, the mainboard positive and negative all is equipped with first heating tank, be equipped with the second heating tank with first heating tank assorted on the apron, and apron and mainboard are brazed integratively, and first heating tank and second heating tank merge and form the snakelike heating pipeline that the cross-section is the rectangle, and two snakelike heating pipeline lower extremes are equipped with the inlet tube respectively, and the upper end is equipped with out the steam pipe respectively, inlet, the other end of the steam outlet pipe is connected with a water pump through a pipeline, one end of the steam outlet pipe is communicated with the snake-shaped heating pipeline, the other end of the steam outlet pipe is communicated with a steam chamber, and the steam chamber is arranged at the top of the mainboard;

the heating device comprises two groups of heating units, the heating units are heating coils, the heating coils are spirally cast in the main board in a snake shape, and a heating medium inlet and a heating medium outlet are respectively arranged at two ends of each heating coil;

the steam heating pipe is equipped with 2-4, steam heating pipe casts inside the mainboard and sets up between two sets of heating unit, steam heating pipe upper end is equipped with steam inlet, inside steam inlet extended into the steam chamber, steam heating pipe bottom is equipped with steam outlet, and steam is direct to get into the lower port of steam heating pipe inner tube from the upper port of steam heating pipe inner tube and discharges after the heating of steam heating pipe, and this kind of structure manufacturing is convenient, and is swift, and the pipeline is short, and the heat loss is little, and the used material of utensil is few, and is with low costs.

Example 2:

the steam heating pipe comprises a mainboard, two cover plates, a heating device, a steam chamber and a steam heating pipe, wherein the front and back surfaces of the mainboard are respectively provided with a cover plate mounting groove matched with the cover plate, the two cover plates are respectively arranged in the cover plate mounting grooves of the front and back surfaces of the mainboard, the cover plate and the mainboard are tightened and brazed into a whole through a plurality of connecting bolts, the front and back surfaces of the mainboard are respectively provided with a first heating groove, the cover plate is provided with a second heating groove matched with the first heating groove, the cover plate and the mainboard are brazed into a whole, the mainboard and the cover plate are brazed into a whole, no sealing gasket exists in the brazing sealing, so the high-temperature tolerance is high, the first heating groove and the second heating groove are combined to form a snake-shaped heating pipeline with a rectangular cross section, the lower ends of the two snake-shaped heating pipelines are respectively provided with, one end of the steam outlet pipe is communicated with the snake-shaped heating pipeline, the other end of the steam outlet pipe is communicated with a steam chamber, and the steam chamber is arranged at the top of the main board;

the heating device comprises two groups of heating units, each group of heating units comprises a plurality of U-shaped heating pipes, the U-shaped heating pipes are cast inside the main board, and wiring ends at two ends of each U-shaped heating pipe are arranged outside the main board;

the steam heating pipe is equipped with 2-4, steam heating pipe casts inside the mainboard and sets up between two sets of heating unit, steam heating pipe upper end is equipped with steam inlet, inside steam inlet extended into the steam chamber, steam heating pipe bottom is equipped with steam outlet, and steam is direct to get into the lower port of steam heating pipe inner tube from the upper port of steam heating pipe inner tube and discharges after the heating of steam heating pipe, and this kind of structure manufacturing is convenient, swift, and the pipeline is short, and the heat loss is little, and the used material of utensil is few, and is with low costs.

The utility model has simple structure and reasonable design, two groups of heating units are respectively arranged between the snake-shaped heating pipeline and the steam heating pipe, the heat energy released by the heating units is respectively used for evaporating water and carrying out secondary heating on steam, the energy utilization rate is high, and the heat loss is low; the heating unit is directly cast in the main board, the heat of the heating unit directly acts on the heated medium, and the heating speed and the heating efficiency are high; the main board and the cover board are brazed into a whole

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a be applied to high-efficient evaporimeter of iron and steel production, its characterized in that, including mainboard, two apron, heating device, steam chamber and steam heating pipe, the mainboard positive and negative all is equipped with the apron mounting groove that matches with the apron, and two apron are installed respectively in the apron mounting groove of mainboard positive and negative, and it is integrative to tighten and braze through a plurality of connecting bolt between apron and the mainboard, the mainboard positive and negative all is equipped with first heating tank, be equipped with the second heating tank that matches with first heating tank on the apron, apron and mainboard are brazed integratively, and first heating tank and second heating tank merge and form the snakelike heating pipeline that the cross-section is the rectangle, and two way snakelike heating pipeline lower extremes are equipped with the inlet tube respectively, and the upper end is equipped with the play steam pipe respectively, inlet tube one end is linked together with snakelike heating pipeline, and the other end is connected with the water pump through, the other end of the main board is communicated with a steam chamber which is arranged at the top of the main board;

the heating device comprises two groups of heating units;

2. The high-efficiency evaporator applied to steel production as recited in claim 1, wherein the heating unit is a heating coil, the heating coil is spirally wound and cast inside the main plate, and a heating medium inlet and a heating medium outlet are respectively formed at both ends of the heating coil.

3. The high-efficiency evaporator applied to steel production as claimed in claim 1, wherein each group of heating units comprises a plurality of U-shaped heating pipes, the U-shaped heating pipes are cast inside the main plate, and the terminals at two ends of each U-shaped heating pipe are arranged outside the main plate.