CN112033165B

CN112033165B - Water seal in ring cold machine inversion mode

Info

Publication number: CN112033165B
Application number: CN202010802245.1A
Authority: CN
Inventors: 董爱军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2022-03-22
Anticipated expiration: 2040-08-11
Also published as: CN112033165A

Abstract

The invention discloses a water seal in an inward-turning mode of a ring cooling machine, which comprises a triangular beam and a cross beam, wherein a rotating wheel is fixedly arranged on the outer side wall of the triangular beam, the bottom of the triangular beam is symmetrically and fixedly connected with a fixed beam, the bottom of the fixed beam is fixedly connected with a trolley, the outer side wall of the trolley is rotatably connected with wheels, an air inlet channel is arranged in the trolley, a water tank is fixedly arranged on the ground, the cross beam is arranged below the trolley, the outer side wall of the cross beam is symmetrically and fixedly provided with a track beam, the top of the track beam is fixedly provided with a track, a primary sealing plate of a dynamic seal is in sliding connection with the surface of a water tank in the starting process, the primary sealing plate of the dynamic seal can isolate dropped residues, so that the residues do not fall into the water tank, meanwhile, a certain sealing effect is achieved on cold air, and the water seal has no friction, and the sealing performance is excellent, and the abrasion caused by the traditional rubber sealing is avoided, so that the economic loss is caused.

Description

Water seal in ring cold machine inversion mode

Technical Field

The invention relates to the technical field of metallurgy, in particular to a water seal in an inward turning mode of a circular cooler.

Background

The sinter is an artificial rich ore and is formed by the following steps: after a series of physical and chemical reactions at high temperature, the iron-containing raw material is cooled to below 120 ℃ by a circular cooler, and is provided for blast furnace iron making.

The sintering machine needs to distribute high-temperature sinter (about 400 ℃) into a triangular beam of the circular cooler, the sinter at about 400 ℃ is cooled to below 120 ℃ through air cooling, and the sinter is conveyed to a blast furnace for ironmaking through a belt conveyor. The sintering ore below 120 ℃ can be safely conveyed to a blast furnace for iron making, otherwise, the belt is easily damaged, and even fire and other safety accidents occur. Therefore, the circular cooler plays an important role in sintering production. The improvement of the cooling effect of the circular cooler is a pursuit target in all aspects. At present, the cooling effect of the ring cooling machine is mainly influenced by the sealing of the triangular beam, and the air leakage rate of the ring cooling machine is up to more than 80%.

The traditional ring cooling machine has the defects of non-ideal sealing effect, easy damage, unstable operation, short service life and the like, plays a great role in sintering safety production, has obvious effects on reducing the sintering cost and increasing the production of a blast furnace, particularly has poor sealing effect, causes cold air overflow and serious material abrasion caused by long-term friction at a sealing part, directly causes economic loss, and therefore needs water sealing in a ring cooling machine inner turning mode.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a water seal in an inversion mode of a ring cold machine.

In order to achieve the purpose, the invention adopts the following technical scheme:

the ring cold machine inner-turning water seal comprises a triangular beam and a cross beam, wherein a runner is fixedly mounted on the outer side wall of the triangular beam, the bottom of the triangular beam is symmetrically and fixedly connected with a fixed beam, the bottom of the fixed beam is fixedly connected with a trolley, wheels are rotatably connected on the outer side wall of the trolley, an air inlet channel is formed in the trolley, a water tank is fixedly mounted on the ground, the cross beam is arranged below the trolley, track beams are symmetrically and fixedly mounted on the outer side wall of the cross beam, tracks are fixedly mounted on the top of the track beams and are in rolling connection with the wheels, motors are symmetrically and fixedly mounted on the outer side wall of the cross beam, a deflection guide wheel is fixedly connected on each motor, water grooves are symmetrically and fixedly mounted on the outer side wall of the cross beam, filter tanks are formed in the water tank, and connecting pipes are fixedly mounted in the filter tanks, the connecting pipe runs through the filter tank and extends to the inside of the water tank, the end of the connecting pipe runs through the lateral wall of the water tank, the terminal fixedly connected with ball-cock assembly of connecting pipe, symmetry fixed mounting has the sealed connector of triangle beam on the platform truck, the bottom fixedly connected with limiting plate of the sealed connector of triangle beam, it is connected with the rotor plate to rotate on the limiting plate, fixedly mounted has the primary seal board of rotary seal on the sealed connector of triangle beam, the primary seal board of rotary seal and the lateral wall sliding connection of water tank, fixedly mounted has the buffer board on the sealed connector of triangle beam, the bottom fixedly connected with drainage mechanism of water tank, drainage mechanism's end is linked together with the water tank, the air inlet duct has been seted up on the crossbeam, fixedly connected with air inlet mechanism in the air inlet duct, the bottom fixed mounting of water tank has the screen.

Preferably, the bottom of the water tank is obliquely arranged, and a drain pipe is fixedly connected to the bottom of the drain net.

Preferably, the drainage mechanism includes the through pipe of fixed connection in the basin bottom, the through pipe is linked together with the basin, fixedly connected with mounting panel on the lateral wall of water tank, fixed mounting has the water pump on the mounting panel, the water inlet of water pump and the terminal fixed connection who passes through the pipe, pass through pipeline fixed connection between the delivery port of water pump and the water tank.

Preferably, the air inlet mechanism comprises an air inlet fixedly mounted on the inner side wall of the air inlet groove, and the air inlet is made of high alloy steel.

Preferably, the water tank is kept in line with the liquid level of the water tank.

Preferably, the limiting plate and the rotating plate are rotatably connected through a rotating shaft, and the limiting plate and the rotating plate are made of austenitic stainless steel.

Preferably, the primary sealing plate of the dynamic seal abuts against the water tank, and the primary sealing plate of the dynamic seal is made of rubber.

Preferably, the motor is a 150W direct current motor, and the deflector wheel is made of austenitic stainless steel.

Compared with the prior art, the invention has the beneficial effects that:

1. when the ring cooling machine is used, the motor is started firstly, the output shaft of the motor drives the deflection wheel to start rotating, so that the linear velocity of the edge of the deflection wheel is slightly higher than the speed of the machine during starting, the wheels move forwards at the inlet and the outlet because the water tank cannot be arranged at the position of the inlet and the outlet of the ring cooling machine, the trolley drives the trolley to move forwards, the trolley drives the triangular beam and the triangular beam sealing connector to move forwards, after the triangular beam crosses the inlet and the outlet, the rotating plate gradually slides downwards until the triangular beam is vertically immersed in water in the water tank to seal cold air entering from the air inlet, the primary sealing plate of the dynamic seal is in sliding connection with the surface of the water tank during starting, the primary sealing plate of the dynamic seal can isolate dropped residues, the residues are not dropped into the water tank, meanwhile, a certain sealing effect is also provided for the cold air, the sealing of the ring cooling machine is realized, and the water sealing has no friction, and the sealing performance is excellent, and the abrasion caused by the traditional rubber sealing is avoided, so that the economic loss is caused.

2. Through opening the water pump during use, carry out the pump water to the basin, can get into the basin in the inevitable meeting of driving in-process spot residue, the liquid level of basin is higher than the liquid level in the water tank this moment, the residue in the intake chamber that drops passes through the connecting pipe and enters into the water tank along with rivers, because the end of connecting pipe is provided with the ball-cock assembly, when the water in the basin reaches the level with the water level of water tank, the ball-cock assembly closes, avoided because rivers too much do not sink the basin and cause the waste, can circulate the rivers in the basin simultaneously, and clear up the residue in the basin, the accurate positioning to surface of water height in the basin has been realized.

Drawings

FIG. 1 is a schematic structural diagram of water sealing in an inversion mode of a ring cooling machine according to the present invention;

FIG. 2 is a schematic structural view of the deflecting roller after deflecting the rotating plate;

FIG. 3 is an enlarged view of a portion A of the present invention;

FIG. 4 is an enlarged view of part B of the present invention.

In the figure: the device comprises a triangular beam 1, a rotating wheel 2, a fixed beam 3, a trolley 4, wheels 5, a triangular beam sealing connector 6, an air inlet channel 7, a cross beam 8, a track beam 9, a track 10, a buffer plate 11, a primary sealing plate for 12 dynamic sealing, a limiting plate 13, a rotating plate 14, a water tank 15, a deflecting guide wheel 16, a motor 17, a ball float valve 18, a connecting pipe 19, a water tank 20, a through pipe 21, an air inlet groove 22, a water pump 23, an air inlet 24, a fixed groove 25, a leakage net 26 and a mounting plate 27.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, the ring cooling machine inversion water seal comprises a triangular beam 1 and a cross beam 8, wherein a runner 2 is fixedly installed on the outer side wall of the triangular beam 1, the bottom of the triangular beam 1 is symmetrically and fixedly connected with a fixed beam 3, the bottom of the fixed beam 3 is fixedly connected with a trolley 4, the outer side wall of the trolley 4 is rotatably connected with wheels 5, an air inlet channel 7 is arranged in the trolley 4, a water tank 20 is fixedly installed on the ground, the cross beam 8 is arranged below the trolley 4, the outer side wall of the cross beam 8 is symmetrically and fixedly installed with a track beam 9, the top of the track beam 9 is fixedly installed with a track 10, the track 10 is in rolling connection with the wheels 5, the outer side wall of the cross beam 8 is symmetrically and fixedly installed with a motor 17, the motor 17 is a 150W direct current motor, the motor 17 is fixedly connected with a deflector wheel 16, the deflector wheel 16 is made of austenitic stainless steel and has high strength, the abrasion caused by working friction is small, the water tanks 15 are symmetrically and fixedly mounted on the outer side wall of the cross beam 8, the liquid levels of the

water tanks

15 and 20 are kept consistent, the water tank 20 is provided with a filter tank 25, connecting pipes 19 are fixedly mounted in the filter tank 25, the connecting pipes 19 penetrate through the filter tank 25 and extend into the water tank 20, the tail ends of the connecting pipes 19 penetrate through the outer side wall of the water tank 15, and the tail ends of the connecting pipes 19 are fixedly connected with ball float valves 18;

the trolley 4 is symmetrically and fixedly provided with a triangular beam sealing connector 6, the bottom of the triangular beam sealing connector 6 is fixedly connected with a limiting plate 13, the limiting plate 13 is rotatably connected with a rotating plate 14, the limiting plate 13 is rotatably connected with the rotating plate 14 through a rotating shaft, the limiting plate 13 and the rotating plate 14 are made of austenitic stainless steel, the strength of the austenitic stainless steel is high, the limiting plate 13 and the rotating plate 14 are not easy to rust, the stability of the limiting plate 13 and the rotating plate 14 in long-time work is ensured, a primary sealing plate 12 of dynamic seal is fixedly arranged on the triangular beam sealing connector 6, the primary sealing plate 12 of dynamic seal is in sliding connection with the outer side wall of a water tank 15, the primary sealing plate 12 of dynamic seal is tightly abutted against the water tank 15, the primary sealing plate 12 of dynamic seal is made of rubber, the rubber can perform primary sealing on cold air, a buffer plate 11 is fixedly arranged on the triangular beam sealing connector 6, and the bottom of the water tank 15 is fixedly connected with a drainage mechanism, the drainage mechanism comprises a through pipe 21 fixedly connected to the bottom of the water tank 15, the through pipe 21 is communicated with the water tank 15, an installation plate 27 is fixedly connected to the outer side wall of the water tank 20, a water pump 23 is fixedly installed on the installation plate 27, a water inlet of the water pump 23 is fixedly connected with the tail end of the through pipe 21, and a water outlet of the water pump 23 is fixedly connected with the water tank 20 through a pipeline;

drainage mechanism's end is linked together with water tank 20, has seted up air inlet duct 22 on the crossbeam 8, fixedly connected with air inlet mechanism in the air inlet duct 22, and air inlet mechanism includes air inlet 24 of fixed mounting on the 22 inside walls of air inlet duct, and the material of air inlet 24 is high alloy steel, and the water-stop is totally two-layer to set up respectively in the both sides of triangular beam 1, and the both sides water-stop of triangular beam 1 works together, seals cold air, prevents that cold air from taking place to leak, the bottom fixed mounting of water tank 20 has net 26 that leaks, the bottom of water tank 20 is the slope setting, 26 bottom fixedly connected with blow off pipes of net leak are convenient for clear up the impurity in 20.

In the invention, when the circular cooler is used, the motor 17 is started firstly, the output shaft of the motor 17 drives the deflector wheel 16 to start rotating, so that the linear velocity of the edge of the deflector wheel 16 is slightly greater than the speed of the machine when the circular cooler is started, at the position of the inlet and outlet of the circular cooler, because a water tank cannot be arranged, the wheels 5 move forwards at the inlet and outlet, the trolley 4 is driven to move forwards, the trolley 4 drives the triangular beam 1 and the triangular beam sealing connecting body 6 to move forwards, the triangular beam sealing connecting body 6 drives the limiting plate 13 and the dynamic sealing primary sealing plate 12 to move forwards, the limiting plate 13 drives the rotating plate 14 to move forwards through the rotating shaft, before contacting the outer side wall of the water tank 15, the deflector wheel 16 contacts the rotating plate 14, the deflector wheel 16 deflects the rotating plate 14 inwards to be higher than the outer side wall of the water tank 15, because the linear velocity of the outer side of the deflector wheel 16 is slightly greater than the speed of the rotating plate 14 moving along with the triangular beam 1, so that the friction force of the deflector wheel 16 when the deflector wheel 16 deflects the rotating plate 14 is small, the abrasion to the deflector wheel 16 is small, and the long-time working stability of the deflector wheel 16 can be ensured without replacement, when the rotating plate 14 moves forwards along with the triangular beam sealing connector 6, the rotating plate 14 gradually moves outwards due to the self gravity until the deflection of the deflector wheel 16 to the rotating plate 14 is finished, the rotating plate 14 is vertical and immersed in the water tank 15, at the moment, the rotating plate 14 forms a water seal with the water surface to prevent the cold air from leaking, meanwhile, the primary sealing plate 12 of the dynamic seal is tightly abutted against the outer side wall of the water tank 15, when the primary sealing plate 12 of the dynamic seal moves along with the triangular beam sealing connector 6, the residue in the trolley 4 can be prevented from flying down into the water tank 15, meanwhile, the cold air has a certain degree of sealing effect, the water pump 23 is started, and the water flow in the water tank 20 can be pumped into the water inlet tank 15, meanwhile, due to the fact that dirt and residues are easily accumulated in the water tank 15 in the operation process, the residues enter the water tank 20 along with water flow through the connecting pipe 19, when the water level in the water tank 15 is consistent with the water level in the water tank 20, the water flow is cut off by the float valve 18 due to buoyancy, the water level in the water tank 15 is flush with the water level in the water tank 20 at the moment, circulation of the water in the water tank 15 is completed, the whole process achieves the purpose that the rotating plate 14 is guided to deviate through the deviation guide wheel 16 at the inlet and the outlet, the water can conveniently enter the water tank 15, then the rotating plate 14 is sealed with the water level in the water tank 15, cold air is prevented from overflowing, and the process of cooling materials in the trolley 4 is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. Ring cold machine enstrophe mode water-stop, including triangle roof beam (1), crossbeam (8), water tank (20), its characterized in that, fixed mounting has runner (2) on the lateral wall of triangle roof beam (1), the bottom symmetry fixedly connected with fixed beam (3) of triangle roof beam (1), the bottom fixedly connected with platform truck (4) of fixed beam (3), it is connected with wheel (5) to rotate on the lateral wall of platform truck (4), set up intake duct (7) in platform truck (4), crossbeam (8) set up the below of platform truck (4), symmetry fixed mounting has track roof beam (9) on the lateral wall of crossbeam (8), the top fixed mounting of track roof beam (9) has track (10), track (10) and wheel (5) roll connection, symmetry fixed mounting has motor (17) on the lateral wall of crossbeam (8), the motor is characterized in that a deflection guide wheel (16) is fixedly connected to the motor (17), a water tank (15) is symmetrically and fixedly mounted on the outer side wall of the cross beam (8), a filter tank (25) is arranged on the water tank (20), a connecting pipe (19) is fixedly mounted in the filter tank (25), the connecting pipe (19) penetrates through the filter tank (25) and extends into the water tank (20), the tail end of the connecting pipe (19) penetrates through the outer side wall of the water tank (15), a ball float valve (18) is fixedly connected to the tail end of the connecting pipe (19), a triangular beam sealing connector (6) is symmetrically and fixedly mounted on the trolley (4), a limiting plate (13) is fixedly connected to the bottom of the triangular beam sealing connector (6), a rotating plate (14) is rotatably connected to the limiting plate (13), and a primary sealing plate (12) for dynamic sealing is fixedly mounted on the triangular beam sealing connector (6), the utility model discloses a three-dimensional roof beam sealing structure, including roof beam (8), roof beam sealing connector (6), movable seal's primary seal board (12) and the lateral wall sliding connection of basin (15), fixed mounting has buffer board (11) on the triangle beam sealing connector (6), the bottom fixedly connected with drainage mechanism of basin (15), drainage mechanism's end is linked together with water tank (20), air inlet duct (22) have been seted up on crossbeam (8), fixedly connected with air inlet mechanism in air inlet duct (22), the bottom fixed mounting of water tank (20) has hourglass net (26).

2. The ring cold inversion water seal according to claim 1, wherein the bottom of the water tank (20) is inclined, and a drain pipe is fixedly connected to the bottom of the drain net (26).

3. The ring cooler inversion type water seal according to claim 1, wherein the drainage mechanism comprises a through pipe (21) fixedly connected to the bottom of the water tank (15), the through pipe (21) is communicated with the water tank (15), an installation plate (27) is fixedly connected to the outer side wall of the water tank (20), a water pump (23) is fixedly installed on the installation plate (27), a water inlet of the water pump (23) is fixedly connected to the tail end of the through pipe (21), and a water outlet of the water pump (23) is fixedly connected to the water tank (20) through a pipeline.

4. The ring cold inversion water seal according to claim 1, wherein the air intake mechanism comprises an air inlet (24) fixedly installed on the inner side wall of the air intake groove (22), and the air inlet (24) is made of high alloy steel.

5. The ring cooler inversion type water seal according to claim 1, wherein the water tank (15) is kept in conformity with the liquid level of the water tank (20).

6. The water seal in the ring cold inversion mode is characterized in that the limiting plate (13) is rotatably connected with the rotating plate (14) through a rotating shaft, and the limiting plate (13) and the rotating plate (14) are made of austenitic stainless steel.

7. The ring cold inversion type water seal according to claim 1, wherein the dynamic seal primary seal plate (12) is abutted against the water tank (15), and the dynamic seal primary seal plate (12) is made of rubber.

8. The ring cold inversion water seal according to claim 1, wherein the motor (17) is a 150W DC motor, and the deflector wheel (16) is made of austenitic stainless steel.