CN220136041U

CN220136041U - Water jacket hot water circulation system of fuming furnace

Info

Publication number: CN220136041U
Application number: CN202321398182.3U
Authority: CN
Inventors: 王令; 赵俊峰; 靳以勇
Original assignee: Yunnan Shadian Lead Industry Co ltd
Current assignee: Yunnan Shadian Lead Industry Co ltd
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2023-12-05
Anticipated expiration: 2033-06-05

Abstract

The utility model provides a fuming furnace water jacket hot water circulation system, which is characterized in that: the lower end of the outer wall of the fuming furnace is provided with a first layer of water jacket, the middle position of the outer wall of the fuming furnace is provided with a second layer of water jacket, the upper part of the outer wall of the fuming furnace is provided with a third layer of water jacket, a communicating pipe is arranged between the first layer of water jacket and the second layer of water jacket, a plurality of partition boards are arranged inside the first layer of water jacket and the second layer of water jacket, the partition boards divide the first layer of water jacket and the second layer of water jacket into a plurality of water channels, a plurality of baffle boards are arranged inside the third layer of water jacket, a hot water inlet pipe is arranged at the bottom of the water tank, a water pump is arranged on the hot water inlet pipe, the hot water inlet pipe is connected with a hot water delivery main pipe, the hot water delivery main pipe is connected with the first layer of water jacket through a branch pipe, the second layer of water jacket is connected with a hot water drainage main pipe through a branch pipe, and corrosion of the fuming furnace water jacket is effectively reduced.

Description

Water jacket hot water circulation system of fuming furnace

Technical Field

The utility model relates to the technical field of crude lead production, in particular to a fuming furnace water jacket hot water circulation system.

Background

In the production process of zinc smelting in a fuming furnace, the production of a fuming furnace water jacket adopts cold water for cooling, and because of the existence of sulfur element in the production process, the water jacket is corroded by condensed acid due to the fact that the wall temperature is too low, and the water jacket leaks water due to corrosion after about 3-4 months of use, so that the potential safety hazard is large. While cold water cooling quench causes the water jacket to expand and deform.

Disclosure of Invention

The utility model aims to provide a fuming furnace water jacket hot water circulation system, which is designed and used by our company, so that the wall temperature of a water jacket is increased, the corrosion speed of the water jacket is reduced, the expansion deformation of the fuming furnace water jacket is slowed down, the water supply temperature of a boiler is increased by utilizing the heat energy of the water jacket, and the heat of the fuming furnace is fully utilized.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the fuming furnace water jacket hot water circulation system comprises a fuming furnace and a water tank, and is characterized in that: the inner wall of the fuming furnace is provided with refractory bricks, the lower end of the outer wall of the fuming furnace is provided with a first layer of water jacket, the middle position of the outer wall of the fuming furnace is provided with a second layer of water jacket, the upper part of the outer wall of the fuming furnace is provided with a third layer of water jacket, communicating pipes are arranged between the first layer of water jacket and the second layer of water jacket, a plurality of baffle plates are arranged inside the first layer of water jacket and the second layer of water jacket, the first layer of water jacket and the second layer of water jacket are separated into a plurality of water channels by the baffle plates, a plurality of baffle plates are arranged inside the third layer of water jacket, the lower part of the third layer of water jacket is provided with a cold water inlet, the upper part of the third layer of water jacket is provided with a cold water outlet, the bottom of the water tank is provided with a hot water inlet pipe, the hot water inlet pipe is provided with a water pump, the hot water inlet pipe is connected with a hot water supply header pipe, the hot water supply header pipe is connected with the first layer of water jacket through a branch pipe, the second layer of water jacket is connected with the hot water drain header pipe through a branch pipe, the hot water drain header pipe is connected with a hot water outlet pipe, and the deoxidizer is arranged on the hot water outlet pipe.

As a further improvement of the utility model, a plurality of radiating plates are arranged outside the water tank.

As a further improvement of the utility model, a vertical plate is arranged in the middle of the water tank.

The utility model has the beneficial effects that:

the three-layer water jacket is designed to cool the fuming furnace, the wall thickness of the water jacket is measured in the actual use process, the wall thickness of the water jacket is measured after six months of normal production, the wall thickness of the water jacket is only lost by 0.2mm, the 40% water supply temperature of the fuming furnace is increased from 30 ℃ to 85 ℃, the brought heat is converted into more than 4 tons of steam per hour, and the steam yield of the fuming furnace is obviously improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

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

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described in the following in conjunction with the embodiments of the present utility model, and it is obvious that the described embodiments 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.

Example 1

The fuming furnace water jacket hot water circulation system comprises a fuming furnace 12 and a water tank 1, and is characterized in that: the inner wall of the fuming furnace 12 is provided with a refractory brick 11, the lower end of the outer wall of the fuming furnace 12 is provided with a first layer water jacket 7, the middle position of the outer wall of the fuming furnace 12 is provided with a second layer water jacket 9, the upper part of the outer wall of the fuming furnace 12 is provided with a third layer water jacket 17, a communicating pipe 8 is arranged between the first layer water jacket 7 and the second layer water jacket 9, a plurality of baffle plates 19 are arranged inside the first layer water jacket 7 and the second layer water jacket 9, the baffle plates 19 divide the first layer water jacket 7 and the second layer water jacket 9 into a plurality of water channels, a plurality of baffle plates 18 are arranged inside the third layer water jacket 17, the lower part of the third layer water jacket 17 is provided with a cold water inlet 10, the upper part of the third layer water jacket 17 is provided with a cold water outlet 13, the bottom of the water tank 1 is provided with a hot water inlet pipe 4, a water pump 5 is arranged on the hot water inlet pipe 4, the hot water inlet pipe 4 is connected with a water supply header pipe 6, the hot water delivery manifold 6 is connected with the first layer water jacket 7 through the branch pipes, the second layer water jacket 9 is connected with the hot water drainage manifold 14 through the branch pipes, the hot water drainage manifold 14 is connected with a hot water outlet pipe 16, the deaerator 14 is arranged on the hot water outlet pipe 16, the temperature of the water tank 1 can be controlled to be about 85 ℃ in the use process, then the hot water delivery manifold 6 is delivered by the hot water inlet pipe 4, then the hot water is delivered to the first layer water jacket 7 by the branch pipes, the fuming furnace 12 is cooled and protected by the water channel formed by the partition plate 19, and the first layer water jacket 7 and the second layer water jacket 9 are protected by the hot water.

Further, a plurality of radiating plates 3 are arranged outside the water tank 1, so that heat of the water tank 1 can be dissipated, and the addition of cold water is reduced.

Further, the middle part of the water tank 1 is provided with a vertical plate 2, and the vertical plate 2 mainly plays a role in separation, so that the high-temperature hot water is prevented from directly participating in circulation to cause the overhigh temperature of the first-layer water jacket 7.

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

Claims

1. The fuming furnace water jacket hot water circulation system comprises a fuming furnace (12), a water tank (1) and is characterized in that: the inner wall of the fuming furnace (12) is provided with refractory bricks (11), the lower end of the outer wall of the fuming furnace (12) is provided with a first layer water jacket (7), the middle position of the outer wall of the fuming furnace (12) is provided with a second layer water jacket (9), the upper part of the outer wall of the fuming furnace (12) is provided with a third layer water jacket (17), communicating pipes (8) are arranged between the first layer water jacket (7) and the second layer water jacket (9), a plurality of partition plates (19) are arranged inside the first layer water jacket (7) and the second layer water jacket (9), the partition plates (19) divide the first layer water jacket (7) and the second layer water jacket (9) into a plurality of water channels, a plurality of baffle plates (18) are arranged inside the third layer water jacket (17), the lower part of the third layer water jacket (17) is provided with a cold water inlet (10), the upper part of the third layer water jacket (17) is provided with a cold water outlet (13), the bottom of the water tank (1) is provided with a hot water inlet pipe (4), a water pump (5) is arranged on the hot water inlet pipe (4), the hot water inlet pipe (4) is connected with the hot water supply pipe (6), the hot water supply pipe (6) is connected with the hot water supply pipe (14) through a branch pipe (7), the first layer water jacket (9) is connected with the hot water supply pipe (14) through the hot water supply pipe (14), the deaerator (15) is arranged on the hot water outlet pipe (16).

2. The fuming furnace water jacket hot water circulation system of claim 1, wherein: a plurality of radiating plates (3) are arranged outside the water tank (1).

3. The fuming furnace water jacket hot water circulation system of claim 1, wherein: a vertical plate (2) is arranged in the middle of the water tank (1).