CN216668322U

CN216668322U - Movable scraper slag conveyor

Info

Publication number: CN216668322U
Application number: CN202220049451.4U
Authority: CN
Inventors: 吴国伟; 吴坤凡
Original assignee: Qingzhou Chentai Mechanical Equipment Technology Co ltd
Current assignee: Qingzhou Chentai Mechanical Equipment Technology Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-06-03
Anticipated expiration: 2032-01-10

Abstract

The utility model discloses a movable scraper slag conveyor, which belongs to the technical field of slag conveying equipment and comprises a slag scraping mechanism, wherein the slag scraping mechanism is arranged on an installation seat, and the installation seat is fixed on a machine body through a second slewing bearing; the slag scraping mechanism comprises a fixed scraper and a rotary scraper which can be butted together; the fixed scraper is fixed on the outer wall of the sleeve; the sleeve is fixed on the mounting seat; a driving shaft is sleeved in the sleeve, and the lower end of the driving shaft extends out of the sleeve; the rotary scraper is fixed at the lower end of the driving shaft; the utility model can reduce the amount of the solution brought out when the slag is fished, avoid the stay time of the slag scraping mechanism in the smelting furnace after the slag is fished, and improve the service life of the equipment; the device can be suitable for various types of scum, has wide application range, is convenient for fishing the slag close to the furnace wall, improves the thorough slag fishing effect and has high efficiency.

Description

Movable scraper slag conveyor

Technical Field

The utility model relates to a movable scraper slag conveyor, belonging to the technical field of slag conveying equipment.

Background

When molten iron is melted, a large amount of dross is generated in the melting furnace, and the dross needs to be fished out in order not to affect the quality of the molten iron in the operation process. At present, the slag is dragged for in the domestic casting industry and the manual work is dragged for the sediment and the sediment is dragged for mechanically, and the traditional manual work is dragged for the sediment worker and is worn the protection protective equipment low coverage and leave the station at the fire door, and the sediment is chosen outside the stove to the long iron fork, and the manual work is dragged for the sediment security low, and is inefficient, and can the adhesion take away a lot of molten irons when choosing the sediment, causes the waste. Therefore, with the continuous development of the technology, a mechanical slag dragging machine gradually appears.

The existing slag conveyor gradually exposes the following problems in the actual production:

1. the traditional grab handle of the slag dragging machine generally rotates around a horizontal shaft to realize opening and closing, the grabbing depth of the grab handle with the structure is generally larger when the slag is dragged, a large amount of molten iron and scum are easily grabbed together, in order to avoid taking away the molten iron, the grab handle needs to stay above a smelting furnace for a period of time after the slag is dragged, so that the molten iron drops into the furnace, the slag dragging time is increased, the efficiency is reduced, the time that the grab handle of the slag dragging machine is in a high-temperature environment is greatly increased, the damage of the grab handle is caused, and the service life of equipment is shortened.

2. In actual production, scum usually exists in a form of agglomeration, the scum is easy to grab, the slag is dragged by a gripper of a traditional slag dragging machine, the efficiency is high, the slag is dragged thoroughly, and the residue is less; however, under some working conditions, the scum floats on the molten iron in a particle or powder form, the scum is not agglomerated and is thinner, the gripper of the traditional slag salvaging machine is not easy to grab, the efficiency is low, and the slag salvaging is not thorough.

3. The smelting furnace inner chamber is generally circular, and traditional dragveyer tongs realize opening and shutting because of rotating around the horizontal axis, and the slag that is close to the oven is difficult to snatch, when reusing traditional dragveyer manipulator, generally is the direction of constantly adjusting the manipulator to the clearance is close to the slag of oven department, and not only inefficiency dragveys the sediment thoroughly moreover, causes the residue easily.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems and provides a movable scraper slag salvaging machine which can reduce the amount of solution brought out during slag salvaging, avoid the stay time of a slag scraping mechanism in a smelting furnace after slag salvaging and prolong the service life of equipment; the device can be suitable for various types of scum, has wide application range, is convenient for fishing the slag close to the furnace wall, improves the thorough slag fishing effect and has high efficiency.

In order to solve the technical problems, the utility model adopts the following technical scheme: a movable scraper slag conveyor comprises a slag scraping mechanism, wherein the slag scraping mechanism is arranged on a mounting seat, and the mounting seat is fixed on a machine body through a second slewing bearing;

the slag scraping mechanism comprises a fixed scraper and a rotary scraper which can be butted together; the fixed scraper is fixed on the outer wall of the sleeve; the sleeve is fixed on the mounting seat; a driving shaft is sleeved in the sleeve, and the lower end of the driving shaft extends out of the sleeve; the rotating scraper is fixed at the lower end of the driving shaft.

Further, the machine body comprises a machine base and a crank arm, and the crank arm is provided with an inclined section and a horizontal section; a large arm and a pull rod are hinged between the base and the crank arm inclined section; the horizontal segment fixedly connected with cantilever of turning arm, the tip and the lifing arm fixed connection of cantilever, set up the linking arm on the pars contractilis of lifing arm, the mount pad passes through the lower extreme of second slewing bearing setting at the linking arm.

Further, the sleeve is worn out to drive shaft upper end, the upper end of drive shaft passes through the output shaft of shaft coupling and first rotary motor and is connected, the drive shaft is connected with the lower extreme of mount pad is rotated.

Further, the machine base is mounted on a moving mechanism through a first slewing bearing, and the moving mechanism is any one of a rail type, a wheel type or a crawler type.

Furthermore, a connecting rod structure is formed among the base, the large arm, the pull rod and the crank arm.

Furthermore, the base is hinged with a jacking oil cylinder, and a telescopic rod of the jacking oil cylinder is hinged to the side part of the large arm.

Further, the cantilever can horizontally stretch and retract; the cantilever is connected with a telescopic oil cylinder.

Further, the second slewing bearing is connected with a second rotary motor.

Further, the lifting arm can be vertically telescopic; the lifting arm is connected with a lifting oil cylinder.

After the technical scheme is adopted, compared with the prior art, the utility model has the following advantages:

the utility model can reduce the amount of the solution brought out when the slag is fished, avoid the retention time of the slag scraping mechanism in the smelting furnace after the slag is fished, and improve the service life of the equipment; the device can be suitable for various types of scum, has wide application range, is convenient for fishing the slag close to the furnace wall, improves the thorough slag fishing effect and has high efficiency.

The present invention will be described in detail below with reference to the accompanying drawings and examples.

Drawings

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

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

FIG. 3 is a schematic view of a rotating screed and a stationary screed;

in the figure, the position of the upper end of the main shaft,

1-moving mechanism, 2-first slewing bearing, 3-machine base, 4-jacking oil cylinder, 5-pull rod, 6-big arm, 7-crank arm, 8-cantilever, 9-lifting oil cylinder, 10-lifting arm, 11-first rotary motor, 12-second rotary motor, 13-second slewing bearing, 14-driving shaft, 15-fixed scraper, 16-rotary scraper, 17-sleeve, 18-connecting arm and 19-mounting seat.

Detailed Description

In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.

Examples

As shown in fig. 1-3, the utility model provides a mobile scraper slag conveyor, which comprises a machine body, wherein a slag scraping mechanism is arranged on the machine body, the machine body comprises a machine base 3 and a crank arm 7, the machine base 3 is mounted on a mobile mechanism 1 through a first slewing bearing 2, and the mobile mechanism 1 is any one of a rail type, a wheel type or a crawler type.

A large arm 6 and a pull rod 5 are hinged between the machine base 3 and the crank arm 7; the crank arm 7 is provided with an inclined section and a horizontal section; the upper ends of the large arm 6 and the pull rod 5 are hinged on the inclined section of the crank arm 7, and the lower ends are hinged on the base 3; a connecting rod structure is formed among the base 3, the large arm 6, the pull rod 5 and the crank arm 7; the horizontal section of the crank arm 7 is always kept in a horizontal state under the action of the connecting rod mechanism.

The machine base 3 is hinged with a jacking oil cylinder 4, and a telescopic rod of the jacking oil cylinder 4 is hinged to the side part of the large arm 6.

A cantilever 8 is fixedly connected to the horizontal section of the crank arm 7, and the cantilever 8 can horizontally stretch; the cantilever 8 is connected with a telescopic oil cylinder, the telescopic oil cylinder is connected with an electric control hydraulic system, and the electric control hydraulic system controls the telescopic oil cylinder to act, so that the cantilever 8 is telescopic.

The end part of the cantilever 8 is fixedly connected with a lifting arm 10, and the lifting arm 10 can vertically extend and retract.

The lifting arm 10 is connected with a lifting oil cylinder 9, the lifting oil cylinder 9 is connected with an electric control hydraulic system, and the electric control hydraulic system controls the lifting oil cylinder 9 to move, so that the lifting arm 10 stretches.

A connecting arm 18 is arranged on the telescopic part of the lifting arm 10, a second slewing bearing 13 is arranged at the lower end of the connecting arm 18, the second slewing bearing 13 is connected with a second rotating motor 12, and the second slewing bearing 13 is started to rotate through the slewing motor 12.

The second slewing bearing 13 is provided with a mounting seat 19, the slag scraping mechanism is arranged on the mounting seat 19 and comprises a fixed scraper 15 and a rotating scraper 16 which can be butted together, and the rotating scraper 16 can rotate for 180 degrees; the fixed scraper 15 is fixed on the outer wall of the sleeve 17; the rotary scraper 16 is fixed on the driving shaft 14, the driving shaft 14 is coaxially sleeved in the sleeve 17, and the lower end of the driving shaft 14 extends out of the sleeve 17.

The mounting seat 19 is of a cylindrical structure, and the sleeve 17 is coaxially fixed on the mounting seat 19.

The upper end of the driving shaft 14 penetrates through the sleeve 17, the upper end of the driving shaft 14 is connected with an output shaft of the first rotating motor 11 through a coupler, and the driving shaft 14 is rotatably connected with the lower end of the mounting seat 19.

The driving shaft 14 rotates to drive the rotating scraper 16 to rotate, so that the rotating scraper and the fixed scraper 15 are closed or opened, and slag salvaging is realized.

The working principle of the utility model is as follows:

when scum in the smelting furnace is fished, the cantilever extends out to the upper part of the smelting furnace, at the moment, the fixed scraper and the rotary scraper are in an open state, the lifting arm extends out downwards to the position in the smelting furnace where the scum is grabbed, the first rotary motor drives the rotary scraper to rotate to be closed with the fixed scraper through the driving shaft, and the scum is fished; then the lifting oil cylinder drives the lifting arm to lift upwards, then the first slewing bearing drives the base to rotate, and the fished slag is placed in a designated container in cooperation with the extension and retraction of the cantilever and the lifting of the lifting arm.

The foregoing is illustrative of the best mode of the utility model and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The scope of the present invention is defined by the appended claims, and any equivalent modifications based on the technical teaching of the present invention are also within the scope of the present invention.

Claims

1. The utility model provides a portable scraper blade dragveyer, is including scraping sediment mechanism, its characterized in that: the slag scraping mechanism is arranged on an installation seat (19), and the installation seat (19) is fixed on the machine body through a second slewing bearing (13);

the slag scraping mechanism comprises a fixed scraper (15) and a rotating scraper (16) which can be butted together; the fixed scraper (15) is fixed on the outer wall of the sleeve (17); the sleeve (17) is fixed on the mounting seat (19); a driving shaft (14) is sleeved in the sleeve (17), and the lower end of the driving shaft (14) extends out of the sleeve (17); the rotary scraper (16) is fixed at the lower end of the driving shaft (14).

2. The mobile drag scraper slag conveyor of claim 1, characterized in that: the machine body comprises a machine base (3) and a crank arm (7), wherein the crank arm (7) is provided with an inclined section and a horizontal section; a large arm (6) and a pull rod (5) are hinged between the base (3) and the inclined section of the crank arm (7); the horizontal segment fixedly connected with cantilever (8) of turning arm (7), the tip and the lifing arm (10) fixed connection of cantilever (8), set up linking arm (18) on the pars contractilis of lifing arm (10), mount pad (19) set up the lower extreme at linking arm (18) through second slewing bearing (13).

3. The mobile drag scraper slag conveyor of claim 1, characterized in that: the upper end of the driving shaft (14) penetrates through the sleeve (17), the upper end of the driving shaft (14) is connected with an output shaft of the first rotating motor (11) through a coupler, and the driving shaft (14) is rotatably connected with the lower end of the mounting seat (19).

4. The mobile drag scraper slag conveyor of claim 2, wherein: the machine base (3) is arranged on the moving mechanism (1) through a first slewing bearing (2), and the moving mechanism (1) is in any one of a rail type, a wheel type or a crawler type.

5. The mobile drag scraper slag conveyor of claim 2, wherein: and a connecting rod structure is formed among the base (3), the large arm (6), the pull rod (5) and the crank arm (7).

6. The mobile drag scraper slag conveyor of claim 2, wherein: the machine base (3) is hinged with a jacking oil cylinder (4), and a telescopic rod of the jacking oil cylinder (4) is hinged to the side part of the large arm (6).

7. The mobile drag scraper slag conveyor of claim 2, wherein: the cantilever (8) can horizontally stretch; the cantilever (8) is connected with a telescopic oil cylinder.

8. The mobile drag scraper slag conveyor of claim 1, characterized in that: the second slewing bearing (13) is connected with a second rotary motor (12).

9. The mobile drag scraper slag conveyor of claim 2, wherein: the lifting arm (10) can vertically extend and retract; the lifting arm (10) is connected with a lifting oil cylinder (9).