阅读说明：本技术 一种高炉风口小套水冷却装置 (Water cooling device for blast furnace tuyere small sleeve ) 是由 曹喜军 杨海西 刘锦强 马建军 刘艳敏 于 2020-04-17 设计创作，主要内容包括：本发明公开了一种高炉风口小套水冷却装置,包括储水箱体,储水箱体顶部的凹槽内固定安装有冷却箱,冷却箱内开设有冷却室,冷却室的内壁上固定连通有第四连接头和第三连接头,储水箱体内开设有储水槽,第四连接头与储水槽相连通,储水箱体一侧的外壁上固定安装有基座,基座的上表面固定安装有水泵,储水槽的内壁固定连通有第一连接头,水泵的进水口处与第三连接头相连通,水泵的出水口与第一连接头相连通,冷却箱一侧的外壁上设置有温度传感器。本发明提供的高炉风口小套水冷却装置,能够降低风口小套的表面的温度,提高风口小套的稳定性,从而提高风口小套的使用寿命,提高热风的传递效率,而且安装方便。(The invention discloses a blast furnace tuyere small sleeve water cooling device which comprises a water storage tank body, wherein a cooling tank is fixedly arranged in a groove at the top of the water storage tank body, a cooling chamber is formed in the cooling tank, a fourth connector and a third connector are fixedly communicated with the inner wall of the cooling chamber, a water storage tank is formed in the water storage tank body, the fourth connector is communicated with the water storage tank, a base is fixedly arranged on the outer wall of one side of the water storage tank body, a water pump is fixedly arranged on the upper surface of the base, a first connector is fixedly communicated with the inner wall of the water storage tank, the water inlet of the water pump is communicated with the third connector, the water outlet of the water pump is communicated with the first connector, and a temperature sensor is arranged on. The water cooling device for the tuyere small sleeve of the blast furnace can reduce the surface temperature of the tuyere small sleeve and improve the stability of the tuyere small sleeve, thereby prolonging the service life of the tuyere small sleeve and improving the hot air transfer efficiency, and is convenient to install.)

1. The utility model provides a blast furnace tuyere small jacket water cooling plant which characterized in that includes:

the water storage tank comprises a water storage tank body (1), a cooling tank (5) is fixedly mounted in a groove in the top of the water storage tank body (1), a cooling chamber (18) is formed in the cooling tank (5), a fourth connector (17) and a third connector (4) are fixedly communicated on the inner wall of the cooling chamber (18), a water storage tank (15) is formed in the water storage tank body (1), the fourth connector (17) is communicated with the water storage tank (15), a base (6) is fixedly mounted on the outer wall of one side of the water storage tank body (1), a water pump (7) is fixedly mounted on the upper surface of the base (6), a first connector (2) is fixedly communicated on the inner wall of the water storage tank (15), a water inlet of the water pump (7) is communicated with the third connector (4), and a water outlet of the water pump (7) is communicated with the first connector (2), a temperature sensor (11) is arranged on the outer wall of one side of the cooling box (5), and a condenser (8) is arranged on the outer wall of one side of the water storage box body (1);

the air inlet small sleeve (14), a rectangular mounting plate (12) is fixedly mounted on the outer wall of one side of the air inlet small sleeve (14), and sliding rails (16) are arranged on the outer walls of two opposite sides of the rectangular mounting plate (12);

the blast furnace comprises a blast furnace main body (10), wherein clamping slide bars (9) are symmetrically arranged on the outer wall of one side of the blast furnace main body (10);

wherein, joint draw runner (9) joint is in slide rail (16).

2. The blast furnace tuyere small jacket water cooling device as set forth in claim 1, wherein a fixing nut (13) is provided on an outer wall of one side of the rectangular mounting plate (12).

3. The blast furnace tuyere small jacket water cooling device as claimed in claims 1-2, wherein the inner wall of the water storage tank (15) is fixedly communicated with a second connector (3).

4. A blast furnace tuyere stock water cooling device according to claims 1-3, wherein said cooling box (5) is attached to said tuyere stock (14).

5. The blast furnace tuyere small jacket water cooling device according to claims 1-4, wherein said temperature sensor (11) and said water pump (7) are electrically connected.

6. The blast furnace tuyere small jacket water cooling device as set forth in claims 1-5, characterized in that the water storage tank body (1) and the cooling tank (5) are both made of red copper.

Technical Field

The invention relates to the technical field of tuyere small sleeves, in particular to a water cooling device for a tuyere small sleeve of a blast furnace.

Background

The tuyere small sleeve is an important device in a blast furnace air inlet system and has the function of feeding hot air into a blast furnace, the front end of the tuyere small sleeve is in a high-temperature environment, the temperature of the hot air passing through the tuyere small sleeve is also in the high-temperature environment, so that the working environment temperature of the tuyere small sleeve during working is higher, the tuyere small sleeve is generally copper, cooling water is circulated in the tuyere small sleeve for cooling, most of the existing tuyere small sleeve is made of red copper through casting, a blast furnace tuyere small sleeve circulating cooling water system is an important guarantee for normal operation of the blast furnace and is one of main energy consumption devices in the operation of the blast furnace, the existing blast furnace tuyere small sleeve circulating cooling water system is divided into an open-circuit circulating cooling water system and a closed-circuit circulating cooling water loop connected with the blast furnace body circulating cooling water in series, and the two water cooling systems can both cool the tuyere small sleeve in the high-temperature state.

However, the existing tuyere small sleeve is in a working environment in a high-temperature state for a long time, although the open-circuit circulating cooling water system and the closed-circuit circulating cooling water loop connected in series with the circulating cooling water of the blast furnace body are utilized for cooling, the surface of the tuyere small sleeve still has high temperature, the normal use of the tuyere small sleeve can be influenced, the tuyere small sleeve needs to be replaced due to the abrasion of a port after being used for a period of time, the traditional tuyere small sleeve is troublesome to install and is unstable, the use of an internal straight blowpipe is directly influenced, and the conveying efficiency of blown hot air is reduced.

Disclosure of Invention

In view of the above problems in the prior art, an aspect of the present invention is to provide a water cooling device for a tuyere small sleeve of a blast furnace, which aims to solve the problems that the surface temperature of the tuyere small sleeve is still high and the normal use of the tuyere small sleeve is also affected although the conventional tuyere small sleeve is in a working environment with a high temperature for a long time and a closed-loop circulating cooling water loop connected in series with circulating cooling water of a blast furnace body is used for cooling, and the conventional tuyere small sleeve is troublesome to install and unstable due to the fact that the tuyere small sleeve needs to be replaced due to the abrasion of a port after being used for a period of time, thereby directly affecting the use of an internal blowpipe and reducing the delivery efficiency of blown hot air.

Technical scheme

In order to achieve the above object, the present invention provides a water cooling device for a tuyere small sleeve of a blast furnace, comprising: the cooling water tank comprises a water storage tank body, wherein a cooling tank is fixedly installed in a groove in the top of the water storage tank body, a cooling chamber is formed in the cooling tank, a fourth connector and a third connector are fixedly communicated with the inner wall of the cooling chamber, a water storage tank is formed in the water storage tank body, the fourth connector is communicated with the water storage tank, a base is fixedly installed on the outer wall of one side of the water storage tank body, a water pump is fixedly installed on the upper surface of the base, a first connector is fixedly communicated with the inner wall of the water storage tank, a water inlet of the water pump is communicated with the third connector, a water outlet of the water pump is communicated with the first connector, a temperature sensor is arranged on the outer wall of one side of the cooling tank body, and a condenser is arranged on the outer;

the air port small sleeve is fixedly provided with a rectangular mounting plate on the outer wall of one side of the air port small sleeve, and sliding rails are arranged on the outer walls of two opposite sides of the rectangular mounting plate;

the blast furnace comprises a blast furnace main body, wherein clamping slide bars are symmetrically arranged on the outer wall of one side of the blast furnace main body;

wherein, joint draw runner joint is in the slide rail.

Preferably, the blast furnace tuyere small jacket water cooling device as set forth in claim 1, wherein a fixing nut is provided on an outer wall of one side of the rectangular mounting plate, the fixing nut being used for mounting the rectangular mounting plate and fixing the rectangular mounting plate on the blast furnace main body to improve stability.

Preferably, the inner wall of the water storage tank is fixedly communicated with a second connector.

Preferably, the cooling box is attached to the tuyere small sleeve.

Preferably, the temperature sensor is electrically connected to the water pump.

Preferably, the water storage tank body and the cooling tank are both made of red copper.

Preferably, the water pump is of the type JET-G17-37.

Preferably, the temperature sensor is model WZP-187-3 PBO.

Advantageous effects

Compared with the prior art, the blast furnace tuyere small sleeve water cooling device provided by the invention has the following beneficial effects:

1. according to the invention, the cooling box attached to the tuyere small sleeve and the water storage box body communicated with the cooling box are arranged at the bottom of the tuyere small sleeve, then the temperature sensor is arranged on the cooling box, the condenser is arranged on the water storage box body, the water in the water storage box body is cooled, and then the water storage box body and the cooling box are respectively communicated through the water pump, so that a water cooling circulation is formed, the outer surface of the tuyere small sleeve is cooled, the temperature of the surface of the tuyere small sleeve is reduced, the service life of the tuyere small sleeve is prolonged, and the efficiency of the belly pipe for transferring hot air is improved.

2. The utility model arranges the cooling box which is jointed with the bottom of the tuyere small sleeve and the water storage box body which is jointed with the bottom of the cooling box, thereby utilizing the water storage box body and the cooling box to support the tuyere small sleeve, leading the tuyere small sleeve to keep vertical to the tuyere of the blast furnace and keep concentricity with the tuyere middle sleeve and the tuyere large sleeve, improving the stability of the tuyere small sleeve and further improving the transmission efficiency of hot air,

3. according to the invention, the rectangular mounting plate is arranged on the tuyere small sleeve, the symmetrical slide rails are arranged on the mounting plate, and the clamping slide bars matched with the slide rails are arranged on the blast furnace main body, so that the stability of the tuyere small sleeve is improved, the installation is more convenient, and the installation efficiency is improved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

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

FIG. 2 is a schematic structural view of a rectangular mounting plate and a tuyere small sleeve according to the present invention;

FIG. 3 is a schematic view of the inner structure of the tuyere small sleeve and a fourth connecting head of the invention;

fig. 4 is a schematic structural view of the water storage tank of the present invention.

The main reference numbers: 1. a water storage tank body; 2. a first connector; 3. a second connector; 4. a third connector; 5. a cooling tank; 6. a base; 7. a water pump; 8. a condenser; 9. clamping the slide bar; 10. a blast furnace main body; 11. a temperature sensor; 12. a rectangular mounting plate; 13. fixing a nut; 14. a tuyere small sleeve; 15. a water storage tank; 16. a slide rail; 17. a fourth connector; 18. and a cooling chamber.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-4, a blast furnace tuyere small sleeve water cooling device is characterized in that a cooling tank 5 attached to a tuyere small sleeve 14 and a water storage tank 1 communicated with the cooling tank 5 are arranged at the bottom of the tuyere small sleeve 14, then a temperature sensor 11 is arranged on the cooling tank 5, a probe of the temperature sensor 11 is contacted with cooling liquid in the cooling tank 5, a condenser 8 is arranged on the water storage tank 1, the model of the condenser 8 is XD-20, water in the water storage tank 1 can be cooled, then the water storage tank 1 is communicated with the cooling tank 5 through a water pump 7, so that a water cooling cycle is formed, the outer surface of the tuyere small sleeve 14 is cooled, the temperature of the surface of the tuyere small sleeve 14 is reduced, the service life of the tuyere small sleeve 14 is prolonged, the efficiency of a straight blow pipe for transferring hot air is improved, the attached cooling tank 5 is arranged at the bottom of the tuyere small sleeve 14, and the water storage box body 1 is attached to the bottom of the cooling box 5, so that the tuyere small sleeve 14 is supported by the water storage box body 1 and the cooling box 5, the tuyere small sleeve 14 is enabled to be vertical to a blast furnace tuyere and to be concentric with the tuyere middle sleeve and the tuyere large sleeve, the stability of the tuyere small sleeve 14 is improved, and the hot air conveying efficiency is improved.

As shown in fig. 1 and 2, in the technical scheme provided by the present invention, a water storage tank body 1 is provided, a cooling tank 5 is fixedly installed in a groove at the top of the water storage tank body 1, a cooling chamber 18 is provided in the cooling tank 5, a fourth connector 17 and a third connector 4 are fixedly communicated with the inner wall of the cooling chamber 18, a water storage tank 15 is provided in the water storage tank body 1, the fourth connector 17 is communicated with the water storage tank 15, a base 6 is fixedly installed on the outer wall at one side of the water storage tank body 1, a water pump 7 is fixedly installed on the upper surface of the base 6, a first connector 2 is fixedly communicated with the inner wall of the water storage tank 15, a water inlet of the water pump 7 is communicated with the third connector 4, a water outlet of the water pump 7 is communicated with the first connector 2, a temperature sensor 11 is provided on the outer wall at one side of the cooling tank 5, a condenser 8 is provided on the outer wall at one side, slide rails 16 are arranged on the outer walls of the two opposite sides of the rectangular mounting plate 12, clamping slide bars 9 are symmetrically arranged on the outer wall of one side of the blast furnace main body 10, and the clamping slide bars 9 are clamped in the slide rails 16.

Furthermore, the fixing nut 13 is provided on the outer wall of the rectangular mounting plate 12, and the fixing nut 13 is used for mounting the rectangular mounting plate 12, and fixing the rectangular mounting plate 12 to the blast furnace main body 10, thereby improving stability.

In the further proposed technical scheme of the invention, the inner wall of the water storage tank 15 is fixedly communicated with the second connector 3, and the internal cooling liquid can be gradually reduced after being used for a certain time, so that the second connector 3 can be used for periodically conveying the cooling liquid to the interior of the water storage tank body 1.

As further shown in connection with fig. 2, the cooling box 5 is attached to the tuyere stock 14.

In the present invention, the temperature sensor 11 is electrically connected to the water pump 7.

In the further proposed technical scheme of the invention, the water storage tank body 1 and the cooling tank 5 are both made of red copper, the red copper has excellent heat conductivity, and the melting point of the red copper is more than 1000 ℃.

In the specific use process of the invention, the inside of the water storage tank body 1 and the inside of the cooling tank 5 are both provided with cooling liquid, when the tuyere small sleeve 14 works, the surface temperature of the tuyere small sleeve 14 is higher, the heat is transferred to the cooling tank 5, the cooling liquid in the cooling tank 5 absorbs the heat, the temperature sensor 11 is always opened to detect the temperature of the cooling liquid in the cooling tank 5, when the temperature is higher than the temperature set by the temperature sensor 11, the temperature sensor 11 sends a signal to the water pump 7, the water pump 7 starts to work to convey the cooling liquid in the cooling tank 5 to the water storage tank body 1, meanwhile, the cooling liquid in the water storage tank body 1 is conveyed to the cooling tank 5 through the fourth connector 17 to exchange the tank body in the cooling tank 5 and the water storage tank body 1, so as to realize water cooling circulation, when the cooling liquid in the water storage tank body 1 enters the cooling tank 5, the temperature in the cooling tank 5 is reduced, the temperature sensor 11 detects that the temperature is lower than a set value, the water pump 7 stops working, so that the temperature of the cooling liquid in the cooling box 5 can be guaranteed without stopping, the temperature of the tuyere small sleeve 14 can be absorbed without stopping, the condenser 8 is always started, and the temperature of the cooling liquid in the internal water storage box body 1 is reduced.

The invention sets a cooling box 5 which is jointed with a tuyere small sleeve 14 at the bottom of the tuyere small sleeve 14 and a water storage box body 1 which is communicated with the cooling box 5, then sets a temperature sensor 11 on the cooling box 5, sets a condenser 8 on the water storage box body 1 to cool water in the water storage box body 1, then respectively communicates with the water storage box body 1 and the cooling box 5 through a water pump 7 to form water cooling circulation, carries out cooling treatment on the outer surface of the tuyere small sleeve 14 to reduce the temperature of the surface of the tuyere small sleeve 14, thereby prolonging the service life of the tuyere small sleeve 14 and improving the efficiency of a blowpipe for transmitting hot air, and sets the cooling box 5 which is jointed with the bottom of the tuyere small sleeve 14 and the water storage box body 1 which is jointed with the bottom of the cooling box 5, thereby utilizing the water storage box body 1 and the cooling box 5 to support the tuyere small sleeve 14, and enabling the tuyere small sleeve 14 to keep vertical to a blast furnace tuyere and keep concentric degree with a tuyere medium sleeve and a tuyere large tuyere sleeve, the stability of the tuyere small sleeve 14 is improved, so that the hot air conveying efficiency is improved, the rectangular mounting plate 12 is arranged on the tuyere small sleeve 14, the symmetrical sliding rails 16 are arranged on the mounting plate, and the clamping sliding strips 9 matched with the sliding rails 16 are arranged on the blast furnace main body 10, so that the stability of the tuyere small sleeve 14 is improved, and the installation is convenient and the installation efficiency is improved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

It will be appreciated by those skilled in the art that other similar connections may be used to implement the present invention. Such as welding, bonding, or screwing.

It should be noted that, the tuyere small sleeve 14 is internally cooled by an open-circuit circulating cooling water system, and the specific use method and the specific structure of the open-circuit circulating cooling water system are known technical means, so that the disclosure is not required in the present application.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.