CN213835386U

CN213835386U - Water tank capable of reducing water slag hardening and rotary drum slag treatment system

Info

Publication number: CN213835386U
Application number: CN202022525059.6U
Authority: CN
Inventors: 袁冬冬; 王�忠; 张国兴; 朱必炼; 杜斌斌; 崔伟; 刘谭璟; 秦涔; 闫朝付
Original assignee: Wisdri Engineering and Research Incorporation Ltd
Current assignee: Wisdri Engineering and Research Incorporation Ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-07-30
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a pond and rotary drum sediment processing system that reduction granulating slag hardens, the pond that reduction granulating slag hardens include cell body (1) and moisturizing pipe (2), still include governing valve (3), trip valve (4), moisturizing person in charge (5), moisturizing branch pipe (6), nozzle (7), recirculation pump (8), wherein set up nozzle (7) on moisturizing branch pipe (6), and moisturizing branch pipe (6) fixed connection the inner wall of cell body (1), recirculation pump (8) are connected the bottom of cell body (1). During the use, open governing valve and trip valve for the nozzle on the moisturizing branch pipe begins the water spray, stirs rivers, blows the thin sediment of deposit at pond lateral wall and bottom, and the thin sediment flows along with the rivers that are stirred together, is finally siphoned away by the recirculating pump of pond bottom. The device can effectively reduce the deposition and hardening of fine slag in the water tank, thereby reducing the overhaul and maintenance amount of workers and lightening the labor intensity of the workers.

Description

Water tank capable of reducing water slag hardening and rotary drum slag treatment system

Technical Field

The utility model relates to a blast furnace ironmaking technical field especially relates to a pond and rotary drum sediment processing system that reduce grain slag and harden.

Background

At present, most of large and medium blast furnaces at home and abroad adopt a drum type grain slag treatment system. The slag-water mixture in the granulation tower enters the dewatering drum through the grain slag connecting pipe, most of the grain slag falls on the folding belt in the drum after being dewatered and lifted by the drum and is conveyed away, and a small amount of fine slag with extremely small granularity passes through the filter screen of the drum and enters the hot water tank.

The hot water pool is positioned under the dewatering rotary drum, the slag removing space is small, the environment temperature is high, the steam quantity is large, the slag removing workload is large, hoisting equipment cannot be used, the space of the hot water pool is reduced once the problems of slag collection blockage, hardening and the like of the hot water pool occur in the production process, the water suction port of the recirculation pump can be partially or completely blocked, a large amount of time and manpower are needed for maintenance, the maintenance amount of workers is increased, the labor intensity of the workers is increased, and the operation rate of the rotary drum is greatly reduced.

On the other hand, steam and water slag of the rotary slag treatment system take away much water, and water needs to be periodically supplemented to the system in order to keep the water balance of the system. One part of water is supplemented into the system in the form of drum screen cleaning water, and the other part of water is supplemented into a water suction pipe before a granulation water supply pump.

SUMMERY OF THE UTILITY MODEL

Not enough more than, the utility model provides a reduce pond and rotary drum sediment processing system that grain slag hardens, the pond that reduces grain slag hardens utilizes the moisturizing to be responsible for (5), moisturizing branch pipe (6) and nozzle (7), carries out the water spray disturbance to cell body lateral wall and bottom, and the drive sediment flows mutually to be taken away by the recirculating pump, harden with the inside grain slag of reduction cell body.

The utility model adopts the technical proposal that: the utility model provides a reduce pond that grain slag hardens, includes cell body (1) and moisturizing pipe (2), still includes governing valve (3), trip valve (4), moisturizing person in charge (5), moisturizing branch pipe (6), nozzle (7), recirculation pump (8), wherein: moisturizing pipe (2) loop through governing valve (3), trip valve (4) and moisturizing and are responsible for (5) and be connected, the moisturizing is responsible for (5) and down extends from last along cell body (1) lateral wall, the moisturizing is responsible for the play water end of (5) and is connected the end of intaking of moisturizing branch pipe (6), set up nozzle (7) on moisturizing branch pipe (6), and moisturizing branch pipe (6) fixed connection the inner wall of cell body (1), recirculation pump (8) are connected the bottom of cell body (1).

Furthermore, the bottom surface of the tank body (1) is square, round or conical.

Furthermore, the water replenishing branch pipe (6) is 1-4 m away from the bottom of the pool body (1).

Further, the number of the water replenishing branch pipes (6) is 1 or more.

Furthermore, the number of the nozzles (7) is multiple, and the nozzles (7) are arranged along the direction parallel to the wall of the tank body (1).

Further, the nozzles (7) are uniformly arranged on the water replenishing branch pipes (6) at intervals, and the water outlet direction of the nozzles (7) faces the top of the pool body (1) and/or faces the bottom of the pool body (1).

Further, the through diameter of the nozzle (7) is not less than DN 20.

Further, the drift diameter of the water supplementing main pipe (5) is not less than DN 100.

Further, inner wall fixed connection couple (9) of cell body (1), moisturizing branch pipe (6) are connected couple (9), thereby will moisturizing branch pipe (6) are fixed.

The utility model discloses still relate to a rotary drum sediment processing system, including rotary drum (10), and reduction granulating slag hardened's pond, rotary drum (10) fixed mounting be in reduce granulating slag hardened's pond top.

Adopt the pond that reduces the grain slag and harden can effectively reduce the sediment deposit in the pond, cooperates the rotary drum during use, opens governing valve and trip valve for nozzle on the moisturizing branch pipe begins to spray water, stirs rivers, blows the deposit at the thin sediment of pond lateral wall and bottom, and thin sediment flows along with the rivers that are stirred together, finally is siphoned away by the recirculation pump of pond bottom. The device can effectively reduce the deposition and hardening of the fine slag in the tank body, thereby reducing the overhaul and maintenance amount of workers, reducing the labor intensity of the workers and simultaneously improving the operation rate of the rotary drum.

The rotary drum sediment processing system contains the pond that reduces the grain slag and harden, and whole set of equipment can carry out the grain slag continuously and automatically and handle, does not receive the restriction of cell body shape, improves production efficiency.

Drawings

In order to more clearly illustrate the technical solution of the embodiment of the present invention, the present invention provides the following drawings for illustration:

FIG. 1 is a first cross-sectional view of the rotary drum slag treatment system of the present invention.

FIG. 2 is a sectional view II of the rotary drum slag treatment system of the present invention.

Fig. 3 is a top view of the inside of the pool for reducing the water slag hardening.

In the figure: 1. the device comprises a tank body, 2 parts of a water replenishing pipe, 3 parts of a regulating valve, 4 parts of a stop valve, 5 parts of a water replenishing main pipe, 6 parts of a water replenishing branch pipe, 7 parts of a nozzle, 8 parts of a recirculation pump, 9 parts of a hook, 10 parts of a rotary drum.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described in detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work all belong to the protection scope of the present invention.

Referring to fig. 1, 2 and 3, the revolving drum slag treatment system comprises a revolving drum 10 and a tank body 1 positioned below the revolving drum 10, and further comprises a water replenishing pipe 2, a regulating valve 3, a cut-off valve 4, a water replenishing main pipe 5, a water replenishing branch pipe 6, a nozzle 7, a recirculation pump 8 and a hook 9. Moisturizing pipe 2 is through governing valve 3, trip valve 4 is connected with the moisturizing is responsible for 5, the moisturizing is responsible for 5 and arranges along 1 lateral wall of cell body, the moisturizing is responsible for 5 and down extends from last along 1 lateral wall of cell body, the moisturizing is responsible for the play water end of 5 and is connected the end of intaking of moisturizing branch pipe 6, set up nozzle 7 on the moisturizing branch pipe 6 to moisturizing branch pipe 6 is through the inner wall of 9 fixed connection cell bodies of couple 1, the bottom of cell body 1 is connected to recirculation pump 8, thereby take away the dregs of water.

The tank body 1 can be a square, round or conical tank, preferably a conical tank.

Preferably, the distance between the water replenishing branch pipe 6 and the bottom of the pool body 1 is 1-4 m, so that a proper water spraying disturbance effect is guaranteed. The number of the refill branch pipes 6 is 1 or more, for example, 2 or 3. The number of the nozzles 7 can be multiple, and the nozzles 7 are uniformly arranged on the water replenishing branch pipes 6 at intervals up and down along the direction of the tank wall of the tank body 1. The drift diameter of the water replenishing main pipe 5 is not less than DN100, and the drift diameter of the nozzle 7 is not less than DN 20.

The utility model discloses an in introducing cell body 1 to rotary drum sediment processing system's moisturizing pipe 2, the equidistance trompil, installation nozzle 7 on moisturizing branch pipe 6 on 1 lateral wall of cell body are preferred. When the slag treatment system works each time, the regulating valve 3 and the cut-off valve 4 are opened, so that the nozzles 7 on the water replenishing branch pipes 6 start to spray water, water flow is stirred, fine slag deposited on the side wall and the bottom of the tank body 1 is blown up, the fine slag flows along with the stirred water flow, is finally sucked by the recirculation pump 8 at the bottom of the tank body 1, is sent into a granulating tower or a water slag connecting pipe between the granulating tower and the rotary drum, and finally enters the rotary drum for re-filtration.

The water replenishing pipe 2 is provided with the regulating valve 3, so that the water replenishing amount can be regulated according to the water level of the water tank and the water balance of the slag treatment system, and the phenomenon that the slag treatment system overflows outwards due to overlarge water replenishing amount is avoided.

Because the pressure of factory moisturizing all is above 3 kilograms basically, and the depth of water of moisturizing branch pipe 6 department is less than 8m, according to liquid pressure formula P ═ ρ gh, can know that moisturizing branch pipe 6 department pressure is less than 0.8 kilogram, so, the water of nozzle 7 spun on the moisturizing branch pipe 6 has sufficient pressure, can blow fine sediment, stir rivers.

Claims

1. The utility model provides a reduce pond that grain slag hardens, includes cell body (1) and moisturizing pipe (2), its characterized in that: still include governing valve (3), trip valve (4), moisturizing are responsible for (5), moisturizing branch pipe (6), nozzle (7), recirculation pump (8), wherein: moisturizing pipe (2) loop through governing valve (3), trip valve (4) and moisturizing and are responsible for (5) and be connected, the moisturizing is responsible for (5) and down extends from last along cell body (1) lateral wall, the moisturizing is responsible for the play water end of (5) and is connected the end of intaking of moisturizing branch pipe (6), set up nozzle (7) on moisturizing branch pipe (6), and moisturizing branch pipe (6) fixed connection the inner wall of cell body (1), recirculation pump (8) are connected the bottom of cell body (1).

2. The pool of claim 1, wherein the pool is characterized by: the bottom surface of the tank body (1) is square, round or conical.

3. The pool of claim 1, wherein the pool is characterized by: the water replenishing branch pipe (6) is 1-4 m away from the bottom of the pool body (1).

4. The pool of claim 1, wherein the pool is characterized by: the number of the water replenishing branch pipes (6) is 1 or more.

5. A pond for reducing water sludge hardening according to any one of claims 1 to 4, wherein: the spray nozzles (7) are multiple, and the spray nozzles (7) are arranged along the direction parallel to the tank wall of the tank body (1).

6. The pool of claim 5, wherein the water slug reducing comprises: the nozzles (7) are uniformly arranged on the water replenishing branch pipes (6) at intervals, and the water outlet direction of the nozzles (7) faces to the top of the tank body (1) and/or faces to the bottom of the tank body (1).

7. A pond for reducing water sludge hardening according to any one of claims 1 to 4, wherein: the drift diameter of the nozzle (7) is not less than DN 20.

8. A pond for reducing water sludge hardening according to any one of claims 1 to 4, wherein: the drift diameter of the water replenishing main pipe (5) is not less than DN 100.

9. A pond for reducing water sludge hardening according to any one of claims 1 to 4, wherein: inner wall fixed connection couple (9) of cell body (1), moisturizing branch pipe (6) are connected couple (9), thereby will moisturizing branch pipe (6) are fixed.

10. A rotary drum slag handling system comprising a rotary drum (10), characterized in that: further comprising a water slug compaction reducing pool as defined in any one of claims 1 to 9 wherein said drum (10) is fixedly mounted above said water slug compaction reducing pool.