CN217358091U

CN217358091U - Scrap steel preheating system of movable trolley

Info

Publication number: CN217358091U
Application number: CN202221351764.1U
Authority: CN
Inventors: 郑博文; 李明
Original assignee: Henan Winner Vibrating Equipment Co Ltd
Current assignee: Henan Winner Vibrating Equipment Co Ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-09-02
Anticipated expiration: 2032-06-01

Abstract

The utility model relates to a scrap steel preheats technical field, discloses a travelling car scrap steel system of preheating, including the track scale, the top of track scale is provided with drive arrangement, the center fixedly connected with base of department at track scale top, the top fixedly connected with of base insulates against heat at the bottom of holding in the palm, the wear-resisting cell body of the inside fixedly connected with at the bottom of the heat-insulating support, the inside fixedly connected with gas pipeline of wear-resisting cell body, the combustion-supporting wind pipeline of the inside fixedly connected with of gas pipeline. The utility model has the advantages of it is following and effect: the wear-resisting cell body is resistant material petticoat pipe, adopts resistant outside to adopt high temperature resistant board, and fire-resistant fibreboard and refractory castable increase the life of cell body with this, and the pure and clean air after drawing the heat exchange with high temperature flue gas through a draught fan during toasting uses as the combustion-supporting wind of coal gas burning, reduces the pressure of removing dust to improve the thermal efficiency, has weighing system under the thermal-insulated support to this calculates the volume of toasting the scrap steel at every turn.

Description

Scrap steel preheating system of movable trolley

Technical Field

The utility model relates to a scrap steel preheats technical field, in particular to travelling car scrap steel system of preheating.

Background

The steel industry adopts a plurality of methods for heating scrap steel; the method specifically comprises the following steps: 1. the waste steel bucket is directly heated by coal gas, and has the following defects: the mode of the ladle roaster (alloy roaster) has lower limitation, low processing capacity and single structure, and the mode of the electromagnetic direct injection heat exchange system (off-line roasting) has large occupied space and high cost.

1. Because the equipment adopts the horizontal vibration reciprocating mode, the requirements on the material and the structure of the equipment are higher, the air cooling effect or the water cooling effect for the tank body is not ideal, the tank body is easy to deform, and the service life of the whole equipment is shorter. And is not suitable for conveying waste steel such as silicon steel sheets, light thin materials and the like; 2. in the traditional scrap steel preheating equipment, a feeding (receiving) part and a preheating part are integrated, so that the occupied area is large; 3. the vibration excitation reciprocating feeding needs the whole part of the equipment to be horizontally conveyed by the scrap steel, thus leading to higher energy consumption

Aiming at the defects of the modes, the requirements of different steel mills are better met, so that a movable steel scrap heating system is researched, and the equipment can heat different types of steel scraps, particularly broken materials, steel bar heads and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a travelling car scrap steel system of preheating has advantages such as portable, from unloading, environmental protection, low cost, take up an area of for a short time.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a travelling car scrap steel system of preheating, includes the track title, the top of track title is provided with drive arrangement, the fixedly connected with base is located at the center at track title top, the top fixedly connected with of base insulates against heat at the bottom of holding in the palm, the wear-resisting cell body of the inside fixedly connected with at the bottom of the thermal-insulated support of holding in the palm, the inside fixedly connected with gas pipeline of wear-resisting cell body, the combustion-supporting wind pipeline of inside fixedly connected with of gas pipeline, the top fixedly connected with draught fan of base, just draught fan fixed connection is in the one end of combustion-supporting wind pipeline, the one end fixedly connected with dust pelletizing system of gas pipeline, the interior outer wall difference fixedly connected with refractory fiber board and the refractory castable of wear-resisting cell body.

By adopting the technical scheme, the equipment firstly receives the scrap steel, then enters a heating station for baking, the equipment baking can reach 700 ℃, the equipment is moved out of the heating station after being heated, the equipment enters an unloading station for unloading, the equipment is arranged on a track scale, a driving wheel and a driven wheel are driven by a driving device starting device to move, a heat insulation support bottom is used for heat insulation to reduce the radiant heat during heating, and therefore electric parts such as a bottom motor are protected, a wear-resistant groove body is a smoke hood made of refractory material, a heat-resistant fiber plate and a refractory castable are adopted to prolong the service life of the groove body, pure air subjected to heat exchange with high-temperature flue gas is extracted by a draught fan during baking and used as combustion air of gas combustion, the dust removal pressure is reduced, the heat efficiency is improved, and a weighing system is arranged below the heat insulation support bottom, so that the amount of the scrap steel baked at each time is calculated.

The utility model discloses a further set up to: the number of the driving devices is two, and the output ends of the two driving devices are fixedly connected with a driving wheel and a driven wheel.

Through adopting above-mentioned technical scheme, drive arrangement's inside is provided with the motor, and the motor is connected with action wheel and follow driving wheel respectively.

The utility model discloses a further set up to: the rail weigher is characterized in that unloading mechanisms are arranged on two sides of the rail weigher, a hydraulic cylinder is arranged at the bottom of each unloading mechanism, and a hydraulic push rod is fixedly connected to the output end of each hydraulic cylinder.

Through adopting above-mentioned technical scheme, action wheel and from driving wheel drive shedding mechanism carry out the displacement in the inside of track scale, and then can carry out the displacement to the machined part.

The utility model discloses a further set up to: the inside of shedding mechanism rotates and is connected with the pivot, the middle part of pivot rotates and is connected with the flitch, hydraulic push rod's top is articulated mutually with the flitch.

Through adopting above-mentioned technical scheme, the flitch bears the machined part, when unloading, starts hydraulic cylinder for hydraulic cylinder drives hydraulic rod and stretches out and draws back, and hydraulic rod is articulated mutually with the flitch, and one side of flitch rotates the inside of connecting at shedding mechanism through the pivot, thereby makes the flitch can use the pivot to carry out the arc motion as the center, and then can unload the machined part.

The utility model discloses a further set up to: one side of the driving device is fixedly connected with a weight box, and a lead block is arranged inside the weight box.

Through adopting above-mentioned technical scheme, the weight box keeps the weight at action wheel and follow driving wheel top balanced.

The utility model discloses a further set up to: a cyclone dust collector is arranged in the dust removal system and is fixedly connected to one end of the gas pipeline.

Through adopting above-mentioned technical scheme, when removing dust to the flue gas, reach main dust removal effect through cyclone.

The beneficial effects of the utility model are that:

1. the utility model discloses, equipment has connect the scrap steel earlier, then get into the heating station and toast, equipment toasts and to 700 ℃, remove the heating station after the heating is accomplished, get into the station of unloading and unload, equipment sits on the track scale, utilize drive arrangement starting drive action wheel and carry out the displacement from the driving wheel, thermal-insulated support end is as thermal-insulated radiant heat when reducing the heating, use this protection bottom electric machine such as motor, wear-resisting cell body is the resistant material petticoat pipe, adopt resistant outside adoption high temperature resistant board, refractory fiber board and refractory castable increase the life of cell body with this, use as the combustion-supporting wind of gas burning through a draught fan extraction process and the pure clean air behind the high temperature flue gas heat exchange when toasting, reduce the pressure of removing dust, and the increasing the thermal efficiency, have weighing system under the thermal-insulated support end, calculate the volume of toasting the scrap steel at every turn with this.

2. The utility model discloses, adopt and connect the mode that replaces traditional vibration feed from the mode of walking to reduce equipment area, can realize the scrap steel in less space and preheat the effect, the feed part with preheat the part separation, thereby reduce the equipment energy consumption, reduce the running cost, adopt during the burning and afterbody used heat flue gas heat exchange back pure air use as the combustion-supporting wind of coal gas, reduced dust collecting equipment's pressure, increased the thermal efficiency of burning simultaneously, environmental protection and energy-conservation more.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

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

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a schematic structural view of the refractory castable of the present invention;

fig. 4 is a schematic view of the structure of the combustion-supporting air pipeline of the present invention.

In the figure, 1, a track scale; 2. a drive device; 201. a driving wheel; 202. a driven wheel; 3. insulating heat and supporting the bottom; 4. a wear-resistant groove body; 5. a gas pipeline; 6. a combustion air conduit; 7. an induced draft fan; 8. a dust removal system; 9. a refractory fiber board; 10. refractory castable; 11. a discharge mechanism; 12. a hydraulic cylinder; 13. a hydraulic push rod; 14. a rotating shaft; 15. a flitch; 16. a weight box.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a scrap preheating system for a traveling car includes the following embodiments:

the first embodiment is as follows: a scrap steel preheating system of a movable trolley comprises a rail scale 1, wherein a driving device 2 is arranged at the top of the rail scale 1, a base is fixedly connected at the center of the top of the rail scale 1, a heat insulation support bottom 3 is fixedly connected to the top of the base, a wear-resistant groove body 4 is fixedly connected to the inside of the heat insulation support bottom 3, a gas pipeline 5 is fixedly connected to the inside of the wear-resistant groove body 4, a combustion-supporting air pipeline 6 is fixedly connected to the inside of the gas pipeline 5, an induced draft fan 7 is fixedly connected to the top of the base, the induced draft fan 7 is fixedly connected to one end of the combustion-supporting air pipeline 6, a dust removal system 8 is fixedly connected to one end of the gas pipeline 5, a refractory fiber plate 9 and a refractory castable 10 are respectively and fixedly connected to the inner wall and the outer wall of the wear-resistant groove body 4, the equipment firstly receives scrap steel and then enters a heating station for baking, the equipment can be baked to 700 ℃, the equipment is moved out of the heating station after being heated and then enters an unloading station for unloading, the equipment is arranged on the track scale 1, the driving wheel 201 and the driven wheel 202 are driven to move by utilizing the starting device of the driving device 2, the heat insulation support bottom 3 is used for heat insulation to reduce the radiant heat during heating, the wear-resistant groove body 4 is a smoke hood made of refractory materials, the outer part of the wear-resistant groove body is a high-temperature resistant plate, the refractory fiber plate 9 and the refractory castable 10 are adopted to prolong the service life of the groove body, pure air subjected to heat exchange with high-temperature flue gas is extracted by a draught fan 7 during baking and used as combustion-supporting air for gas combustion, the dust removal pressure is reduced, the heat efficiency is improved, a weighing system is arranged below the heat-insulating support bottom 3, the number of the driving devices 2 for baking the scrap steel at each time is calculated to be two, the output ends of the two driving devices 2 are fixedly connected with a driving wheel 201 and a driven wheel 202, and a motor is arranged in each driving device 2 and is respectively connected with the driving wheel 201 and the driven wheel 202.

The second embodiment: the two sides of the track scale 1 are respectively provided with a discharging mechanism 11, the bottom of the discharging mechanism 11 is provided with a hydraulic cylinder 12, the output end of the hydraulic cylinder 12 is fixedly connected with a hydraulic push rod 13, the driving wheel 201 and the driven wheel 202 drive the discharging mechanism 11 to displace in the track scale 1 so as to displace a workpiece, the interior of the discharging mechanism 11 is rotatably connected with a rotating shaft 14, the middle part of the rotating shaft 14 is rotatably connected with a flitch 15, the top of the hydraulic push rod 13 is hinged with the flitch 15, the flitch 15 bears the workpiece, when discharging, the hydraulic cylinder 12 is started so that the hydraulic cylinder 12 drives the hydraulic push rod 13 to extend and retract, the hydraulic push rod 13 is hinged with the flitch 15, and one side of the flitch 15 is rotatably connected in the discharging mechanism 11 through the rotating shaft 14, so that the flitch 15 can perform arc-shaped motion by taking the rotating shaft 14 as a center, and further can discharge the workpiece, one side of the driving device 2 is fixedly connected with a weight box 16, a lead block is arranged in the weight box 16, and the weight box 16 keeps the weight balance of the tops of the driving wheel 201 and the driven wheel 202.

Example three: the inside of dust pelletizing system 8 is provided with cyclone, and cyclone fixed connection is in the one end of gas pipeline 5, when removing dust to the flue gas, reaches main dust removal effect through cyclone.

In the utility model, the equipment connects the scrap steel firstly, then enters the heating station to bake, the equipment baking can reach 700 ℃, the heating station is moved out after the heating is completed, the equipment enters the unloading station to unload, the equipment sits on the track scale 1, the driving wheel 201 and the driven wheel 202 are driven to displace by the starting device of the driving device 2, the heat insulation bottom support 3 is used for heat insulation to reduce the radiant heat during the heating, thereby protecting the electric components such as a bottom motor, the wear-resistant groove body 4 is a smoke hood made of refractory material, the high temperature resistant plate is adopted for the outside resistance, the service life of the groove body is prolonged by the refractory fiber plate 9 and the refractory castable 10, the pure air after the heat exchange with the high temperature flue gas is extracted by the induced draft fan 7 during the baking and is used as the combustion-supporting air of the gas combustion, the dust removal pressure is reduced, the thermal efficiency is improved, the weighing system is arranged below the heat insulation bottom support 3, the quantity of the scrap steel baking at each time is calculated by the weighing system, adopt and connect the mode of material replacement traditional vibration feed from the walking mode to reduce equipment area, can realize scrap steel in less space and preheat the effect, the feed part with preheat the part separation, thereby reduce the equipment energy consumption, reduce the running cost, adopt during the burning with afterbody used heat flue gas heat exchange back pure air use as the combustion-supporting wind of coal gas, reduced dust collecting equipment's pressure, increased the thermal efficiency of burning simultaneously, environmental protection and energy-conservation more.

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. The utility model provides a travelling car scrap steel system of preheating, includes track scale (1), its characterized in that: the top of track title (1) is provided with drive arrangement (2), the fixedly connected with base is located at the center at track title (1) top, the top fixedly connected with of base separates heat at the bottom of holding in the palm (3), the wear-resisting cell body of the inside fixedly connected with (4) of the bottom of holding in the palm separates heat, the inside fixedly connected with gas pipeline (5) of wear-resisting cell body (4), the combustion-supporting wind pipeline (6) of the inside fixedly connected with of gas pipeline (5), the top fixedly connected with draught fan (7) of base, just draught fan (7) fixed connection is in the one end of combustion-supporting wind pipeline (6), the one end fixedly connected with dust pelletizing system (8) of gas pipeline (5), the interior outer wall difference fixedly connected with refractory fiber board (9) and refractory castable material (10) of wear-resisting cell body (4).

2. The scrap steel preheating system for mobile trolleys according to claim 1, wherein: the number of the driving devices (2) is two, and the output ends of the driving devices (2) are fixedly connected with a driving wheel (201) and a driven wheel (202).

3. The scrap steel preheating system for mobile trolleys according to claim 2, wherein: the rail weigher is characterized in that unloading mechanisms (11) are arranged on two sides of the rail weigher (1), a hydraulic cylinder (12) is arranged at the bottom of each unloading mechanism (11), and a hydraulic push rod (13) is fixedly connected to the output end of each hydraulic cylinder (12).

4. The scrap steel preheating system for mobile trolleys according to claim 3, wherein: the inside of discharge mechanism (11) rotates and is connected with pivot (14), the middle part of pivot (14) rotates and is connected with flitch (15), the top and the flitch (15) of hydraulic push rod (13) are articulated mutually.

5. The scrap steel preheating system for mobile trolleys according to claim 1, wherein: one side of the driving device (2) is fixedly connected with a weight box (16), and a lead block is arranged inside the weight box (16).

6. The scrap steel preheating system for mobile trolleys according to claim 1, wherein: and a cyclone dust collector is arranged in the dust removing system (8), and the cyclone dust collector is fixedly connected to one end of the gas pipeline (5).