CN219511253U - Environment-friendly steelmaking boiler with hydrologic cycle structure - Google Patents

Abstract

The utility model discloses an environment-friendly steelmaking boiler with a water circulation structure, which comprises a boiler body and an air inlet pipe, wherein the surface of the boiler body is provided with a heat insulation sleeve, the inside of the heat insulation sleeve is provided with a conveying pipeline, one end of the conveying pipeline is connected with a water storage tank through a connecting pipe, the other end of the water storage tank is provided with a cooling device, the other end of the cooling device is provided with a water pump, the upper end of the boiler body is provided with an air outlet pipe, the air outlet pipe is provided with a filtering pipeline through a flange interface, the environment-friendly steelmaking boiler with the water circulation structure is provided with the conveying pipeline, the water pump and the connecting pipe are used in a matched mode, heat emitted by the steelmaking boiler is effectively absorbed, and then the steelmaking boiler is subjected to heat preservation and heating through the conveying pipeline, the water pump and the connecting pipe, so that waste heat can be recycled, and the energy conservation of the steelmaking boiler is improved, and the heating times and the combustion cost of the steelmaking boiler are effectively reduced.

Description

Environment-friendly steelmaking boiler with hydrologic cycle structure

Technical Field

The utility model relates to the technical field of steelmaking boilers, in particular to an environment-friendly steelmaking boiler with a water circulation structure.

Background

Steelmaking means: the carbon content is controlled (generally less than 2%), the harmful elements such as P, S, O, N are eliminated, the beneficial elements such as Si, mn, ni, cr are reserved or added, the proportion among the elements is regulated, the optimal performance is obtained, pig iron for steelmaking is put into a steelmaking furnace to be smelted according to a certain process, so that steel is obtained, in the current stage of China, the steelmaking bears huge pressure in the aspects of pollution prevention, emission reduction, energy conservation, consumption reduction and the like due to the characteristics of high energy consumption and high pollution, a plurality of boilers are needed when the steelmaking is carried out industrially, and the existing steelmaking boilers still have the following defects:

as in chinese patent publication No. CN207002780U, publication No. 2018, month 02 and 13, a steel-making furnace platform protecting device is disclosed, and the existing steel-making boiler lacks a water circulation structure, so that it is difficult to recycle the heat generated by the steel-making boiler, and therefore the steel-making boiler needs to be repeatedly heated, so that the fuel and material consumption of the steel-making boiler are increased, the burning material is difficult to be saved, the steel-making cost is increased, and the environmental protection is not facilitated.

So we propose an environment-friendly steelmaking boiler with water circulation structure in order to solve the problems set forth above.

Disclosure of Invention

The utility model aims to provide an environment-friendly steelmaking boiler with a water circulation structure, so as to solve the problems that the steelmaking boiler in the market at present, which is proposed by the background technology, lacks the water circulation structure and is difficult to recycle and reuse the heat generated by the steelmaking boiler.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an environment-friendly steelmaking boiler with hydrologic cycle structure, includes boiler body and intake pipe, the surface of boiler body is provided with thermal-insulated heat preservation, and thermal-insulated heat preservation's inside is provided with transfer line to transfer line's one end is connected with the storage water tank through the connecting pipe, and the other end of storage water tank is provided with cooling device, and cooling device's the other end is provided with the water pump, and boiler body's upper end is provided with the outlet duct simultaneously, the outlet duct passes through flange interface and installs filter pipeline, and filter pipeline's inside is provided with the filtration adsorption net to filter pipeline's the other end is provided with the rose box, and the inside of rose box is provided with the gas-supply pipe simultaneously, the bottom of gas-supply pipe is submerged in the inside of purifying liquid, and one side of rose box is connected with the storage water tank through the intake pipe.

Preferably, the conveying pipeline is spirally wound on the surface of the boiler body, the length of the conveying pipeline is matched with that of the heat insulation sleeve, the heat loss of the steelmaking boiler is reduced, and the practicability of the furnace in the use process of the steelmaking boiler is effectively improved.

Preferably, the inside of outlet duct and intake pipe all is provided with negative pressure fan, and the surface of outlet duct and intake pipe all is provided with thermal-insulated heat preservation cotton, can discharge the inside waste gas that produces of steelmaking boiler, makes things convenient for the later stage to absorb the waste gas and recycle simultaneously.

Preferably, the cooling device has the same effect as the connecting pipe when not in use, and the cooling device is connected with the water storage tank and the water pump through pipelines, so that the cooling device has a simple structure and ensures the normal use of the water circulation structure.

Preferably, the filter adsorption net is provided with three layers in equal rows in the filter pipeline, and the filter pipeline is detachably arranged with the air outlet pipe and the filter box through the flange interface, so that the waste gas purifying effect of the steelmaking boiler is ensured, and the heat loss of the steelmaking boiler is further reduced.

Preferably, the height of intake pipe is higher than the height of purifying liquid, and the surface of rose box is provided with liquid outlet and inlet, prevents that purifying liquid from getting into the inside of storage water tank through the intake pipe, effectively improves steelmaking boiler's life.

Compared with the prior art, the utility model has the beneficial effects that:

1. the environment-friendly steelmaking boiler with the water circulation structure is provided with the conveying pipeline, heat emitted by the steelmaking boiler is effectively absorbed through the cooperation among the conveying pipeline, the water pump and the connecting pipe, and then the steelmaking boiler is subjected to heat preservation and heating through the conveying pipeline, the water pump and the connecting pipe, so that waste heat can be recycled, the energy conservation of the steelmaking boiler is improved, and meanwhile, the heating times and the combustion cost of the steelmaking boiler are effectively reduced;

2. this environment-friendly steelmaking boiler with hydrologic cycle structure is provided with thermal-insulated heat preservation, effectively reduces the heat loss in the transfer line use, further increases the practicality of hydrologic cycle structure, simultaneously under the effect through outlet duct, filter tube, rose box and intake pipe, evolution with the inside waste gas that produces of steelmaking boiler, then will have the inside of thermal vapor delivery to the storage water tank, carries out further utilization to the waste heat that produces in the steelmaking boiler use, further increases the practicality in the steelmaking boiler use.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a schematic cross-sectional view of a filter tube according to the present utility model;

FIG. 4 is a schematic cross-sectional view of the filter box of the present utility model.

In the figure: 1. a boiler body; 2. a heat insulation sleeve; 3. a transfer pipe; 4. a connecting pipe; 5. a water storage tank; 6. a cooling device; 7. a water pump; 8. an air outlet pipe; 9. a flange interface; 10. a filter tube; 11. a filtering and adsorbing net; 12. a filter box; 13. a gas pipe; 14. purifying liquid; 15. and an air inlet pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the environment-friendly steelmaking boiler with the water circulation structure comprises a boiler body 1 and an air inlet pipe 15, wherein a heat insulation sleeve 2 is arranged on the surface of the boiler body 1, a conveying pipeline 3 is arranged in the heat insulation sleeve 2, the conveying pipeline 3 is spirally wound on the surface of the boiler body 1, the length of the conveying pipeline 3 is matched with that of the heat insulation sleeve 2, the use effect of the conveying pipeline 3 is guaranteed, the steelmaking boiler is facilitated, one end of the conveying pipeline 3 is connected with a water storage tank 5 through a connecting pipe 4, a cooling device 6 is arranged at the other end of the water storage tank 5, the cooling device 6 has the same effect as the connecting pipe 4 when not in use, the cooling device 6 is connected with the water storage tank 5 and a water pump 7 through pipelines, and a worker can conveniently dissipate heat of the steelmaking boiler, so that the flexibility of the steelmaking boiler in the use process of the water circulation structure is further increased;

the other end of the cooling device 6 is provided with a water pump 7, meanwhile, the upper end of the boiler body 1 is provided with an air outlet pipe 8, the air outlet pipe 8 is provided with a filter pipeline 10 through a flange interface 9, the inside of the filter pipeline 10 is provided with a filter adsorption net 11, the other end of the filter pipeline 10 is provided with a filter box 12, the filter adsorption net 11 is distributed with three layers in the inner equal row of the filter pipeline 10, the filter pipeline 10 is detachably mounted with the air outlet pipe 8 and the filter box 12 through the flange interface 9, the structure is simple, a worker can conveniently detach and replace the filter pipeline 10, the service life of the steelmaking boiler is effectively prolonged, and meanwhile, the inside of the filter box 12 is provided with an air pipe 13;

the bottom of gas-supply pipe 13 is submerged in the inside of purifying liquid 14, and one side of rose box 12 is connected with storage water tank 5 through intake pipe 15, the inside of outlet duct 8 and intake pipe 15 all is provided with negative pressure fan, and the surface of outlet duct 8 and intake pipe 15 all is provided with thermal-insulated heat preservation cotton, effectively reduce thermal loss, be favorable to steelmaking boiler's hydrologic cycle's use, intake pipe 15 highly is higher than the height of purifying liquid 14, and the surface of rose box 12 is provided with liquid outlet and inlet, make things convenient for the staff to add and change purifying liquid 14 to the inside of rose box 12, effectively increase work efficiency.

Working principle: when the environment-friendly steelmaking boiler with the water circulation structure is used, firstly, water in the water storage tank 5 enters the conveying pipeline 3 through the cooling device 6 under the action of the water pump 7 to collect heat emitted by the steelmaking boiler, then the water after absorbing the heat returns to the water storage tank 5 through the connecting pipe 4 to be recycled, meanwhile, waste gas generated in the boiler body 1 enters the filter pipeline 10 through the air outlet pipe 8, the waste gas is filtered under the action of the filter adsorption net 11, filtered steam enters the purifying liquid 14 through the filter pipeline 10 and the air conveying pipe 13 to be purified again, then the steam with the heat floats out of the purifying liquid 14 to enter the water storage tank 5 through the air inlet pipe 15, and meanwhile, the water in the water storage tank 5 is heated, so that the waste heat utilization effect of the steelmaking boiler is further improved.

To complete a series of work, and what is not described in detail in this specification is prior art that is well known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. An environment-friendly steelmaking boiler with water circulation structure, includes boiler body (1) and intake pipe (15), its characterized in that:

the surface of boiler body (1) is provided with thermal-insulated heat preservation cover (2), and the inside of thermal-insulated heat preservation cover (2) is provided with transfer line (3) to the one end of transfer line (3) is connected with storage water tank (5) through connecting pipe (4), and the other end of storage water tank (5) is provided with cooling device (6), and the other end of cooling device (6) is provided with water pump (7), and the upper end of boiler body (1) is provided with outlet duct (8) simultaneously, filter pipeline (10) are installed through flange joint (9) in outlet duct (8), and the inside of filter pipeline (10) is provided with filtration adsorption net (11) to the other end of filter pipeline (10) is provided with rose box (12), and the inside of rose box (12) is provided with gas-supply pipe (13) simultaneously, the bottom of gas-supply pipe (13) is submerged in the inside of purifying liquid (14), and one side of rose box (12) is connected with storage water tank (5) through intake pipe (15).

2. An environmental protection steelmaking boiler with water circulation structure as defined in claim 1, wherein: the conveying pipeline (3) is spirally wound on the surface of the boiler body (1), and the length of the conveying pipeline (3) is matched with the length of the heat insulation sleeve (2).

3. An environmental protection steelmaking boiler with water circulation structure as defined in claim 1, wherein: negative pressure fans are arranged in the air outlet pipe (8) and the air inlet pipe (15), and heat insulation cotton is arranged on the surfaces of the air outlet pipe (8) and the air inlet pipe (15).

4. An environmental protection steelmaking boiler with water circulation structure as defined in claim 1, wherein: the cooling device (6) has the same function as the connecting pipe (4) when not in use, and the cooling device (6) is connected with the water storage tank (5) and the water pump (7) through pipelines.

5. An environmental protection steelmaking boiler with water circulation structure as defined in claim 1, wherein: the filtering and adsorbing net (11) is distributed with three layers in the inner equal row of the filtering pipeline (10), and the filtering pipeline (10) is detachably arranged with the air outlet pipe (8) and the filtering box (12) through the flange interface (9).

6. An environmental protection steelmaking boiler with water circulation structure as defined in claim 1, wherein: the height of the air inlet pipe (15) is higher than that of the purifying liquid (14), and a liquid outlet and a liquid inlet are formed in the surface of the filter box (12).