CN210400014U

CN210400014U - External circulation cooling device for hot blast furnace

Info

Publication number: CN210400014U
Application number: CN201920898406.4U
Authority: CN
Inventors: 汪军
Original assignee: Xiangshui Lianyi Thermoelectric Co Ltd
Current assignee: Xiangshui Lianyi Thermoelectric Co Ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-04-24
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses an external circulation cooling device for a hot blast furnace, which belongs to the field of hot blast furnaces and comprises a cooling cover, a mounting plate and a cooling pipe, wherein the inside of the cooling cover is fixedly connected with the outside of the cooling pipe through the mounting plate, the outside of one end of the cooling pipe is fixedly connected with a heat dissipation box, the bottom of one end of the cooling pipe is fixedly provided with a spray head, the other end of the cooling pipe is fixedly provided with a water pump, and the water pump is electrically connected with a mains supply circuit; through setting up cooling jacket and cooling tube, can utilize the annular of cooling tube to distribute, evenly conduct heat to the outside of heating power blast furnace, the cooling effect of heating power blast furnace has not only been improved, but also the life of heating power blast furnace has been improved, simultaneously, through setting up heat dissipation case, louvre and heat dissipation mechanism, can be convenient for cool down the heat dissipation to the water after the cooling in the cooling tube, make the temperature of water can be quick resume original temperature, thereby be convenient for carry out cyclic utilization to the cooling water.

Description

External circulation cooling device for hot blast furnace

Technical Field

The utility model belongs to the technical field of hot blast stove, concretely relates to outer circulative cooling device for hot blast stove.

Background

The thermal blast furnace is a blast furnace for producing or transmitting heat, a steel plate is used as a furnace shell of the thermal blast furnace, refractory brick lining is built in the shell, a blast furnace body is divided into five parts from top to bottom, namely a furnace throat, a furnace body, a furnace waist, a furnace belly and a furnace hearth, and the thermal blast furnace has the advantages of simple process, large production capacity, high labor production efficiency, low energy consumption and the like; however, in the process of using most of the existing hot blast furnaces, because the performance of the heat-resistant materials of the blast furnace is reduced after the blast furnace is used for a long time, the outer wall of the blast furnace has the problems of breakage and the like under the condition of high temperature, and the service life of the hot blast furnace is further reduced, and therefore, an external circulation cooling device for the hot blast furnace is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an outer circulative cooling device for hot blast stove to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an extrinsic cycle cooling device for hot blast stove, includes cooling jacket, mounting panel and cooling tube, the outside fixed connection of mounting panel and cooling tube is passed through to the inside of cooling jacket, the outside fixedly connected with heat dissipation case of cooling tube one end, and the bottom fixed mounting of cooling tube one end has the shower nozzle, the other end fixed mounting of cooling tube has the water pump, the water pump is connected with the commercial power way electricity, and one side fixedly connected with drinking-water pipe of water pump, the louvre has been seted up at the top of heat dissipation case, and the inner wall fixed mounting of heat dissipation case has heat dissipation mechanism, the inside fixed mounting of heat dissipation case has the cistern, the inside of cistern is provided with the drinking-water pipe.

Preferably, the cooling pipe is located inside the cooling cover, and the cooling pipe is annularly distributed outside the thermal blast furnace.

Preferably, the spray head is positioned in the middle of the top end of the inner cavity of the heat dissipation box, and the bottom of the spray head is provided with a water outlet hole.

Preferably, heat dissipation mechanism includes the mounting bracket, mounting bracket fixed mounting is on the inner wall of heat dissipation case, and the transmission shaft has been cup jointed in the inside activity of mounting bracket, the fan blade has been cup jointed to the external fixation of transmission shaft one end, and the other end of transmission shaft passes through shaft coupling and driving motor's output shaft fixed connection, driving motor fixed mounting is in the inside of safety cover, and driving motor is connected with the mains electricity way electricity, the external fixed mounting of transmission shaft has the gear, the outside meshing cover of gear is equipped with the cingulum.

Preferably, the mounting bracket is formed by welding a connecting plate and two supporting rods, and the inside of the connecting plate is movably sleeved with the outside of the transmission shaft.

Preferably, the number of the gears is three, the three gears are respectively fixedly sleeved outside the three transmission shafts, and the three gears are in transmission connection through a toothed belt.

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

1. according to the external circulation cooling device for the hot blast furnace, the cooling cover and the cooling pipe are arranged, so that heat can be uniformly transferred to the outside of the hot blast furnace by utilizing the annular distribution of the cooling pipe in the use process of the hot blast furnace, the outside of the hot blast furnace can be rapidly cooled, the cooling effect of the hot blast furnace is improved, and the service life of the hot blast furnace is prolonged;

2. this an outer circulative cooling device for hot blast stove through setting up heat dissipation case, louvre and heat dissipation mechanism, can be at the refrigerated in-process of heating power blast furnace, be convenient for cool down the heat dissipation to the water after the cooling tube for the temperature of water can be quick resume original temperature, thereby be convenient for carry out cyclic utilization to the cooling water, not only practiced thrift the water resource, but also realized energy-concerving and environment-protective theory.

Drawings

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

FIG. 2 is an enlarged schematic view of the junction A of the present invention;

fig. 3 is a bottom schematic view of the middle nozzle of the present invention.

In the figure: 1. a cooling jacket; 2. mounting a plate; 3. a cooling tube; 4. a heat dissipation box; 5. a spray head; 6. a water pump; 7. a water pumping pipe; 8. heat dissipation holes; 9. a heat dissipation mechanism; 91. a mounting frame; 92. a drive shaft; 93. a fan blade; 94. a coupling; 95. a drive motor; 96. a protective cover; 97. a gear; 98. a toothed belt; 10. and (7) a water reservoir.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Please refer to fig. 1-3, the utility model provides an outer circulative cooling device for hot blast stove, including cooling jacket 1, mounting panel 2 and cooling tube 3, the outside fixed connection of mounting panel 2 and cooling tube 3 is passed through to the inside of cooling jacket 1, the outside fixedly connected with heat dissipation case 4 of 3 one ends of cooling tube, and the bottom fixed mounting of 3 one ends of cooling tube has shower nozzle 5, the other end fixed mounting of cooling tube 3 has water pump 6, water pump 6 is connected with the mains electricity way electricity, and one side fixedly connected with drinking-water pipe 7 of water pump 6, louvre 8 has been seted up at the top of heat dissipation case 4, and the inner wall fixed mounting of heat dissipation case 4 has heat dissipation mechanism 9, the inside fixed mounting of heat dissipation case 4 has cistern 10, the inside of cistern 10 is provided with drinking-water pipe 7.

In the above scheme, utilize the annular distribution of cooling tube 3, can carry out evenly cooling to the outside of heating power blast furnace, guaranteed the effect of cooling to improve the life of heating power blast furnace, opened driving motor 95 simultaneously, make transmission shaft 92 take place to rotate, and drive flabellum 93 and take place to rotate, thereby cool down the heat dissipation to the water after the cooling, be convenient for carry out cyclic utilization to the cooling water.

Specifically, the cooling pipe 3 is positioned inside the cooling cover 1, and the cooling pipe 3 is annularly distributed outside the thermal power blast furnace; can make the inside water of cooling tube 3 evenly conduct heat to the outside of heating power blast furnace, not only improve the cooling effect of heating power blast furnace, also improve the life of heating power blast furnace moreover.

Specifically, the spray head 5 is positioned in the middle of the top end of the inner cavity of the heat dissipation box 4, and the bottom of the spray head 5 is provided with a water outlet hole; the water cooled by the thermal blast furnace can be uniformly dispersed, so that the water can be cooled and dissipated conveniently, and the cooling speed of the cooled water is accelerated.

Specifically, the heat dissipation mechanism 9 includes a mounting frame 91, the mounting frame 91 is fixedly mounted on the inner wall of the heat dissipation box 4, a transmission shaft 92 is movably sleeved inside the mounting frame 91, a fan blade 93 is fixedly sleeved outside one end of the transmission shaft 92, the other end of the transmission shaft 92 is fixedly connected with an output shaft of a transmission motor 95 through a coupler 94, the transmission motor 95 is fixedly mounted inside a protection cover 96, the transmission motor 95 is electrically connected with a mains supply circuit, a gear 97 is fixedly mounted outside the transmission shaft 92, and a toothed belt 98 is meshed and sleeved outside the gear 97; after the thermal blast furnace is cooled, the cooled water body is cooled and dissipated, so that the cooling water is recycled.

Specifically, the mounting frame 91 is formed by welding a connecting plate and two support rods, and the inside of the connecting plate is movably sleeved with the outside of the transmission shaft 92; the positioning function can be realized on the transmission shaft 92 in the rotating process of the transmission shaft 92, the problem that the transmission shaft 92 deviates is avoided, and therefore the stability of the transmission shaft 92 in the rotating process is guaranteed.

Specifically, the number of the gears 97 is three, the three gears 97 are fixedly sleeved outside the three transmission shafts 92 respectively, and the three gears 97 are in transmission connection through a toothed belt 98; the cooling water can drive the three fan blades 93 to transmit in the cooling process, so that the cooling speed is increased.

It should be noted that:

the water pump 6 is suitable for a water pump with the model number of 150QJ10-50/7, and the transmission motor 95 is suitable for a motor with the model number of Y40L-2.

The utility model discloses a theory of operation and use flow: firstly, the water pump 6 is switched on, the cooling water is conveyed from the reservoir 10 to the interior of the cooling pipe 3 by the water pumping pipe 7, and the water body enters from one end of the cooling pipe 3 and flows out from the other end of the cooling pipe 3, and by utilizing the annular distribution of the cooling pipe 3, the heat is uniformly transferred to the outside of the thermal blast furnace, so that the outside of the thermal blast furnace can be rapidly cooled, the cooling effect of the thermal blast furnace is improved, the service life of the thermal blast furnace is prolonged, then the cooled water body is evenly dispersed from the spray head 5, and the transmission motor 95 is turned on, so that the transmission shaft 92 rotates, and drives the fan blades 93 to rotate, so as to facilitate the cooling and heat dissipation of the water cooled in the cooling pipe 3, the temperature of the water body can be quickly recovered to the original temperature, and the finally cooled water body can flow into the reservoir 10 again, so that the cooling water can be recycled.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An external circulation cooling device for a hot blast furnace, comprising a cooling jacket (1), a mounting plate (2) and a cooling pipe (3), characterized in that: the inside of cooling jacket (1) is through the outside fixed connection of mounting panel (2) and cooling tube (3), the outside fixedly connected with heat dissipation case (4) of cooling tube (3) one end, and the bottom fixed mounting of cooling tube (3) one end has shower nozzle (5), the other end fixed mounting of cooling tube (3) has water pump (6), water pump (6) are connected with the mains supply way electricity, and one side fixedly connected with drinking-water pipe (7) of water pump (6), louvre (8) have been seted up at the top of heat dissipation case (4), and the inner wall fixed mounting of heat dissipation case (4) has heat dissipation mechanism (9), the inside fixed mounting of heat dissipation case (4) has cistern (10), the inside of cistern (10) is provided with drinking-water pipe (7).

2. The external circulation cooling device for a hot blast furnace according to claim 1, wherein: the cooling pipe (3) is positioned inside the cooling cover (1), and the cooling pipe (3) is annularly distributed outside the hot blast furnace.

3. The external circulation cooling device for a hot blast furnace according to claim 1, wherein: the spray head (5) is positioned in the middle of the top end of the inner cavity of the heat dissipation box (4), and a water outlet hole is formed in the bottom of the spray head (5).

4. The external circulation cooling device for a hot blast furnace according to claim 1, wherein: radiating mechanism (9) are including mounting bracket (91), mounting bracket (91) fixed mounting is on the inner wall of heat dissipation case (4), and the inside activity of mounting bracket (91) has cup jointed transmission shaft (92), the external fixation of transmission shaft (92) one end has cup jointed flabellum (93), and the other end of transmission shaft (92) passes through shaft coupling (94) and the output shaft fixed connection of drive motor (95), drive motor (95) fixed mounting is in the inside of safety cover (96), and drive motor (95) are connected with the commercial power circuit electricity, the outside fixed mounting of transmission shaft (92) has gear (97), the outside meshing cover of gear (97) is equipped with cingulum (98).

5. The external circulation cooling device for a hot blast furnace according to claim 4, wherein: mounting bracket (91) are formed by connecting plate and two bracing pieces welding, and the outside activity of the inside of connecting plate and transmission shaft (92) is cup jointed.

6. The external circulation cooling device for a hot blast furnace according to claim 4, wherein: the number of the gears (97) is three, the three gears (97) are respectively fixedly sleeved outside the three transmission shafts (92), and the three gears (97) are in transmission connection through a toothed belt (98).