CN217303558U

CN217303558U - Rotary hearth furnace water cooling cover capable of cooling discharge helical blade

Info

Publication number: CN217303558U
Application number: CN202220736938.XU
Authority: CN
Inventors: 李伟; 尹位森; 任晓健; 万奇林
Original assignee: Jiangsu Lupu Resources Utilization And Development Co ltd
Current assignee: Jiangsu Lupu Resources Utilization And Development Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-08-26
Anticipated expiration: 2032-03-30

Abstract

The utility model is suitable for a rotary hearth furnace technical field provides a can cool off ejection of compact helical blade's rotary hearth furnace water-cooling cover, including the water-cooling cover body, its characterized in that: a metal main pipe is arranged above the water cooling cover body, and a plurality of metal branch pipes are arranged at the top of the water cooling cover body; one end of each metal branch pipe is communicated with the water cooling cover body, the other end of each metal branch pipe is communicated with the metal main pipe, a refractory material is arranged inside the water cooling cover body, and the refractory material is connected with the water cooling cover body; through setting up metal header and metal and being in charge of, when the staff lets in normal atmospheric temperature nitrogen gas to metal header, nitrogen gas in the metal header flows into a plurality of metal respectively through a plurality of rubber hose and divides intraductal, and then the metal divides intraductal nitrogen gas to flow into water-cooling cover body in to cool off high temperature ejection of compact helical blade, in order to improve helical blade life-span.

Description

Rotary hearth furnace water cooling cover capable of cooling discharge helical blade

Technical Field

The utility model belongs to the technical field of the rotary hearth furnace, especially, relate to a can cool off ejection of compact helical blade's rotary hearth furnace water-cooling cover.

Background

The rotary hearth furnace is a mechanized heating furnace with a fixed furnace top and furnace wall and a rotary furnace bottom for feeding heated blanks, and is mainly used for recycling zinc-containing dust of iron and steel enterprises, directly reducing iron concentrate/titanium concentrate coal base, smelting vanadium-titanium magnetite and the like.

Traditional ejection of compact spiral relies on the cooling water cooling of center pin, and its cooling efficiency is lower, can't satisfy the in-service use demand.

SUMMERY OF THE UTILITY MODEL

The utility model provides a can cool off ejection of compact helical blade's rotary hearth furnace water-cooling cover aims at solving the cooling water cooling that traditional ejection of compact spiral relied on the center pin, and its cooling efficiency is lower, can't satisfy the problem of in-service use demand.

The utility model discloses a realize like this, a rotary hearth furnace water cooling jacket that can cool off ejection of compact helical blade, including the water cooling jacket body, its characterized in that: a metal main pipe is arranged above the water cooling cover body, and a plurality of metal branch pipes are arranged at the top of the water cooling cover body; each metal is in charge of one end all with the water-cooling cover body communicates mutually, each metal is in charge of the other end all with the metal house steward is linked together, each metal is in charge of all being L shape, the inside of water-cooling cover body is provided with refractory material, refractory material with the water-cooling cover body is connected.

Preferably, a rubber hose is arranged between the metal branch pipe and the metal main pipe; one end of the rubber hose is communicated with the metal main pipe; the other end of the rubber hose is communicated with the metal branch pipe.

Preferably, the top of the water cooling cover body is provided with an observation pipe; the observation tube is communicated with the water cooling cover body; the top of the observation tube is provided with an observation hole.

Preferably, an air valve is arranged on the rubber hose; the air valve is communicated with the rubber hose.

Preferably, a plurality of reinforcing pieces are uniformly distributed in the refractory material; each of the reinforcing members is fixedly connected to the refractory material.

Preferably, the refractory material is also provided with a cooling water pipe; the top of water-cooling cover body still has cooling water inlet and cooling water outlet, condenser tube all with cooling water inlet and cooling water outlet are linked together.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up metal header and metal and being in charge of, when the staff lets in normal atmospheric temperature nitrogen gas to metal header, nitrogen gas in the metal header flows into a plurality of metal respectively through a plurality of rubber hose and divides intraductal, and then the metal divides intraductal nitrogen gas to flow into water-cooling cover body in to cool off high temperature ejection of compact helical blade, in order to improve helical blade life-span.

Drawings

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

FIG. 2 is a top view of the water cooling cover body of the present invention;

FIG. 3 is a cross-sectional view of the water cooling jacket body of the present invention;

in the figure: 1. a water-cooled jacket body; 2. a metal header pipe; 3. dividing the metal into pipes; 4. a refractory material; 5. a cooling water pipe; 6. a cooling water inlet; 7. a cooling water outlet; 8. a rubber hose; 9. an observation tube; 10. an observation hole; 11. an air valve; 12. a reinforcement.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or may be connected through both members. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1-3, a rotary hearth furnace water cooling jacket capable of cooling a discharging helical blade comprises a water cooling jacket body 1, wherein a metal main pipe 2 is arranged above the water cooling jacket body 1, and a plurality of metal branch pipes 3 are arranged at the top of the water cooling jacket body 1; one end of each metal branched pipe 3 is communicated with the water cooling cover body 1, the other end of each metal branched pipe 3 is communicated with the metal header pipe 2, each metal branched pipe 3 is L-shaped, the inside of the water cooling cover body 1 is provided with a refractory material 4, and the refractory material 4 is connected with the water cooling cover body 1. A rubber hose 8 is arranged between the metal branch pipe 3 and the metal main pipe 2; one end of the rubber hose 8 is communicated with the metal main pipe 2; the other end of the rubber hose 8 is communicated with the metal branched pipe 3.

An observation tube 9 is arranged at the top of the water cooling cover body 1; the observation tube 9 is communicated with the water cooling cover body 1; the top of the sight tube 9 has a sight hole 10. An air valve 11 is arranged on the rubber hose 8; the air valve 11 is communicated with the rubber hose 8. A plurality of reinforcing pieces 12 are uniformly distributed in the refractory material 4; each reinforcing element 12 is fixedly connected to the refractory material 4. The refractory material 4 is also provided with a cooling water pipe 5; the top of the water cooling cover body 1 is also provided with a cooling water inlet 6 and a cooling water outlet 7, and the cooling water pipe 5 is communicated with the cooling water inlet 6 and the cooling water outlet 7.

In this embodiment, through setting up metal header pipe 2, the user can send normal atmospheric temperature nitrogen to metal header pipe 2 in, then send nitrogen to a plurality of rubber hose 8 respectively through metal header pipe 2, further send nitrogen to the metal through rubber hose 8 and divide in the pipe 3, divide through a plurality of metals at last 3 to cool off the helical blade to improve helical blade's life. By providing the refractory 4, the refractory 4 can improve the fire resistance and high temperature resistance of the water jacket body 1, and prevent the water jacket body 1 from being burnt through.

By arranging the rubber hose 8 and the gas valve 11, a user can adjust the gas flow input into the rubber hose 8 by the metal manifold 2 by rotating the valve core opening of the gas valve 11. By arranging the observation tube 9, a user can know the condition in the water-cooling cover body 1 through the observation hole 10. By providing the reinforcing member 12, the strength of the refractory 4 can be improved by providing the reinforcing member 12.

In conclusion, through setting up metal header pipe 2 and metal and being in charge of 3, when the staff let in normal atmospheric temperature nitrogen gas to metal header pipe 2 in, nitrogen gas in the metal header pipe 2 flows into a plurality of metal respectively through a plurality of rubber hose 8 and is in charge of 3 in, then the nitrogen gas in the metal is in charge of 3 flows into water-cooling cover body 1 to cool off high temperature ejection of compact helical blade, in order to improve the helical blade life-span.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. The utility model provides a can cool off rotary hearth furnace water-cooling cover of ejection of compact helical blade, includes water-cooling cover body (1), its characterized in that: a metal main pipe (2) is arranged above the water cooling cover body (1), and a plurality of metal branch pipes (3) are arranged at the top of the water cooling cover body (1);

each the one end of metal is in charge of (3) all with water-cooling cover body (1) is linked together, each the other end of metal is in charge of (3) all with metal house steward (2) are linked together, each metal is in charge of (3) all is the L shape, the inside of water-cooling cover body (1) is provided with refractory material (4), refractory material (4) with water-cooling cover body (1) is connected.

2. The rotary hearth furnace water cooling cover capable of cooling the discharging spiral blade as claimed in claim 1, wherein: a rubber hose (8) is arranged between the metal branch pipe (3) and the metal main pipe (2);

one end of the rubber hose (8) is communicated with the metal main pipe (2);

the other end of the rubber hose (8) is communicated with the metal branched pipe (3).

3. The rotary hearth furnace water cooling cover capable of cooling the discharging spiral blade as claimed in claim 1, wherein: an observation pipe (9) is arranged at the top of the water cooling cover body (1);

the observation pipe (9) is communicated with the water cooling cover body (1);

the top of the observation tube (9) is provided with an observation hole (10).

4. The rotary hearth furnace water cooling cover capable of cooling the discharging spiral blade as claimed in claim 2, wherein: an air valve (11) is arranged on the rubber hose (8);

the air valve (11) is communicated with the rubber hose (8).

5. The rotary hearth furnace water cooling cover capable of cooling the discharging spiral blade as claimed in claim 1, wherein: a plurality of reinforcing pieces (12) are uniformly distributed in the refractory material (4);

each of the reinforcing members (12) is fixedly connected to the refractory material (4).

6. The rotary hearth furnace water cooling cover capable of cooling the discharging spiral blade as claimed in claim 1, wherein: the refractory material (4) is also provided with a cooling water pipe (5);

the top of water-cooling cover body (1) still has cooling water inlet (6) and cooling water outlet (7), cooling water pipe (5) all with cooling water inlet (6) and cooling water outlet (7) are linked together.