CN216282738U

CN216282738U - Discharging protection device of intermediate frequency smelting furnace

Info

Publication number: CN216282738U
Application number: CN202122020185.0U
Authority: CN
Inventors: 卓艾新; 倪西永; 刘贵强; 吕太昌; 李传军
Original assignee: Jinan Youjin Industry And Trade Co ltd
Current assignee: Jinan Youjin Industry And Trade Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-04-12
Anticipated expiration: 2031-08-25

Abstract

The application relates to a discharge protection device of intermediate frequency smelting furnace belongs to the field of intermediate frequency smelting furnace, including protection machanism, protection machanism includes the guard plate, the guard plate sets up the one side of keeping away from the furnace body at the material receiving vehicle, and the guard plate is connected with and is used for supporting and fix its fixed stay subassembly. When the staff need clear up the inside remaining melting material of furnace body, the staff can be located the guard plate and deviate from the handheld instrument of one side of ejection of compact car to scrape the inside material of furnace body, and then make the material flow to the outside of furnace body fast. The setting of guard plate can prevent that the material from splashing to staff's department when being scraped, and then improves the security that the staff worked. Meanwhile, the protection plate also plays a certain role in heat insulation, so that the possibility of heatstroke of workers during construction in summer is reduced.

Description

Discharging protection device of intermediate frequency smelting furnace

Technical Field

The application relates to the field of intermediate frequency smelting furnaces, in particular to a discharging protection device of an intermediate frequency smelting furnace.

Background

Among the correlation technique, intermediate frequency smelting furnace includes furnace body and discharge nozzle, and after metal feedstock was processed into molten state, the furnace body slope, the molten state material in the furnace body easily flowed along the discharge nozzle, and the skip car has been placed to the below of discharge nozzle, and the molten state material easily flows to the skip car department along the discharge nozzle.

When the medium-frequency smelting furnace unloads materials, the furnace body is difficult to incline in a large range, so that partial molten state materials are easy to remain in the furnace body and difficult to flow out. In order to take out the residual molten state material in the furnace body, a worker often can scrape the residual material in the furnace body beside the discharging nozzle by a handheld tool so as to accelerate the material to flow to the receiving trolley through the discharging nozzle.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the staff has great potential safety hazard when scraping the inside residual material of furnace body beside the ejection of compact mouth.

SUMMERY OF THE UTILITY MODEL

In order to take out the interior remaining material of furnace body comparatively safely, this application provides a ejection of compact protector of intermediate frequency smelting furnace.

The application provides a pair of intermediate frequency smelting furnace's ejection of compact protector relates to following technical scheme:

the utility model provides an ejection of compact protector of intermediate frequency smelting furnace, includes protection machanism, protection machanism includes the guard plate, the guard plate sets up the one side of keeping away from the furnace body at the material receiving car, and the guard plate is connected with and is used for supporting and fixed its fixed stay subassembly.

Through adopting above-mentioned technical scheme, when the staff need clear up the inside remaining melting material of furnace body, the staff can be located one side handheld tool that the guard plate deviates from out the material car to scrape the inside material of furnace body, and then make the material flow to the outside of furnace body fast. The setting of guard plate can prevent that the material from splashing to staff's department when being scraped, and then improves the security that the staff worked. Meanwhile, the protection plate also plays a certain role in heat insulation, so that the possibility of heatstroke of workers during construction in summer is reduced.

Optionally, the fixed support component comprises a support frame, the protection plate is vertically arranged, and the support frame is fixedly connected with the protection plate.

Through adopting above-mentioned technical scheme, the support frame can play the supporting role to the guard plate, and then makes the guard plate can play the guard action to the staff.

Optionally, the discharging protection device further comprises a scraping mechanism, the scraping mechanism comprises a scraping plate and a scraping rod, and one end of the scraping rod is fixedly connected with the scraping plate.

Through adopting above-mentioned technical scheme, the during operation, the staff is handheld scrapes the pole to inside stretching the scraper blade to the furnace body, in order to scrape molten state material, and then molten state material outflow is accelerated.

Optionally, the protective plate further comprises a drawing roller arranged at the upper end of the scraping plate, the drawing roller is connected with the protective plate, and the scraping rod is tightly abutted to the drawing roller.

Through adopting above-mentioned technical scheme, the twitch roller is the round roller, and the during operation scrapes the pole and supports tightly and twitch in twitch roller department back and forth, can play certain laborsaving effect.

Optionally, the end of the pulling roller is rotatably connected with a supporting block, and the supporting block is fixedly connected with the protection plate.

Through adopting above-mentioned technical scheme, the twitch roller rotates the setting, can further reduce the twitch roller and scrape the frictional force between the pole, and then the staff of being convenient for operates and scrapes the pole.

Optionally, the scraping rod comprises a rod sleeve and an inner rod, the inner rod is arranged inside the rod sleeve in a sliding mode, and the rod sleeve is connected with a fixing component used for fixing the position of the inner rod.

Through adopting above-mentioned technical scheme, the setting of rod cover and interior pole for scrape the pole and can stretch out and draw back, and then make and scrape the pole and can occupy less space when out of work.

Optionally, the rod sleeve is provided with a through groove along the length direction thereof, the fixing component comprises a connecting column, a threaded sleeve and a pressing ring, one end of the connecting column is fixedly connected with the inner rod, the other end of the connecting column is in threaded connection with the threaded sleeve, and the pressing ring is sleeved outside the threaded sleeve and is fixedly connected with the threaded sleeve.

By adopting the technical scheme, when the position of the inner rod needs to be fixed, a worker screws up the inner rod.

Optionally, the inner wall of the rod sleeve is attached to the outer portion of the inner rod.

Through adopting above-mentioned technical scheme, interior pole during operation, the part of interior pole can extend to inside the furnace body, and then easily glue and have partial melting material, and the laminating of pole cover inner wall and interior pole outer wall sets up, when staff's shrink interior pole, melting material is easily scraped under the effect of pole cover, and then reduces the material and glue and locate at interior pole.

Optionally, the guard plate still is connected with the balancing weight, the balancing weight compresses tightly the support frame setting.

Through adopting above-mentioned technical scheme, the during operation scrapes the pole and supports and make a round trip to stir in twitching roller department, probably leads to the guard plate to rock easily. The balancing weight compresses tightly the support frame setting, can make guard plate during operation more stable and difficult emergence is rocked.

In summary, the present application includes at least one of the following advantageous technical effects:

1. the arrangement of the protection plate: when the staff need clear up the inside remaining melting material of furnace body, the staff can be located the guard plate and deviate from the handheld instrument of one side of ejection of compact car to scrape the inside material of furnace body, and then make the material flow to the outside of furnace body fast. The setting of guard plate can prevent that the material from splashing to staff's department when being scraped, and then improves the security that the staff worked. Meanwhile, the protection plate also plays a certain role in heat insulation, so that the possibility of heatstroke of workers during construction in summer is reduced;

2. the arrangement of the inner rod and the rod sleeve: the scraping rod can be stretched and retracted, and therefore the scraping rod can occupy a small space when not in work. When the inner rod works, the part of the inner rod extends into the furnace body, and then partial molten materials are easily adhered, the inner wall of the rod sleeve is attached to the outer wall of the inner rod, when workers shrink the inner rod, the molten materials are easily scraped under the action of the rod sleeve, and then the adhesion of the materials to the inner rod is reduced.

Drawings

FIG. 1 is a schematic structural view of a furnace body in an inclined state in the related art;

FIG. 2 is a schematic structural diagram of an operating state of an embodiment of the present application;

FIG. 3 is a schematic view of the scraper mechanism;

fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Description of reference numerals: 100. a furnace body; 110. a discharging nozzle; 120. a receiving vehicle; 200. a protection mechanism; 210. a protection plate; 220. a pull roll; 230. a support frame; 240. a balancing weight; 300. a scraping mechanism; 310. a squeegee; 320. a scraping rod; 321. a rod sleeve; 322. an inner rod; 3211. a through groove; 330. a fixing assembly; 331. connecting columns; 332. a threaded sleeve; 333. a compression ring; 334. the handle is rotated.

Detailed Description

The present application is described in further detail below with reference to figures 2-4.

The embodiment of the application discloses ejection of compact protector of intermediate frequency smelting furnace. Referring to fig. 2, the discharge protection device of the intermediate frequency smelting furnace comprises a protection mechanism 200 and a scraping mechanism 300. The handheld material scraping mechanism 300 of staff can be used for scraping the residual molten state material in the furnace body 100, and the protection mechanism 200 is used for improving the safety factor of scraping the molten state material by the staff, so that the molten state material is difficult to splash to the staff.

Referring to fig. 3 and 4, the scraping mechanism 300 includes a scraping plate 310 and a retractable scraping bar 320, and the scraping plate 310 is welded to one end of the scraping bar 320. During operation, the staff stretches the scraping rod 320 to a proper length, then places the scraper 310 inside the furnace body 100, and can scrape the residual molten material inside the furnace body 100 by pulling the scraping rod 320, so as to accelerate the molten material to fall from the discharge nozzle 110 to the receiving vehicle 120. When the worker finishes using the scraping mechanism 300, the scraping rod 320 can be retracted to reduce the occupied space of the scraping mechanism 300.

The scraping rod 320 comprises a rod sleeve 321 and an inner rod 322, the scraping plate 310 is welded with one end of the inner rod 322, the other end of the inner rod 322 is slidably arranged in the rod sleeve 321, the outer wall of the inner rod 322 is attached to the rod sleeve 321, and the rod sleeve 321 is connected with a fixing component 330 for fixing the sliding position of the inner rod 322. During operation, the inner rod 322 is partially moved into the furnace body 100, and during operation, the inner rod 322 is often adhered with a part of molten material, and the outer wall of the inner rod 322 is attached to the inner wall of the rod sleeve 321, so that when the worker contracts to scrape the rod 320, the adhered material of the inner rod 322 is easily scraped by the rod sleeve 321, and the material adhesion at the position of the inner rod 322 is reduced.

The side wall of the rod sleeve 321 is provided with a through groove 3211 along a direction parallel to the central axis of the rod sleeve 321, and the fixing component 330 includes a connecting column 331, a threaded sleeve 332 and a compression ring 333. The connecting column 331 is perpendicular to the inner rod 322, one end of the connecting column 331 is welded to the inner rod 322, the other end of the connecting column 331 extends to the outside of the through groove 3211 and is in threaded connection with the threaded sleeve 332, the pressing ring 333 is sleeved on the outside of the threaded sleeve 332, and the pressing ring 333 is welded to the threaded sleeve 332 and used for abutting against the rod sleeve 321. To facilitate the operator to twist the threaded sleeve 332, a turning handle 334 is fixedly attached to the threaded sleeve 332.

When the worker needs to adjust the working length of the scraping bar 320, the screw sleeve 332 is unscrewed by rotating the handle 334 to separate the clamp ring 333 from the bar sleeve 321, and then the worker pushes and pulls the inner bar 322 through the screw sleeve 332 to change the position of the inner bar 322. When the worker needs to fix the position of the inner rod 322, the worker may rotate the threaded sleeve 332 by rotating the handle 334, so that the compression ring 333 abuts against the rod sleeve 321, thereby fixing the length of the scraping rod 320.

Referring to fig. 2, the guard mechanism 200 includes a guard plate 210, a fixed support assembly for supporting and fixing the position of the guard plate 210, and a drawing roller 220. The protection plate 210 is vertically arranged on one side of the material receiving vehicle 120 far away from the furnace body 100, and when the furnace body works, a worker is positioned on one side of the protection plate 210 far away from the material receiving vehicle 120 so as to scrape the residual molten material in the furnace body 100 through the scraping mechanism 300. The fixed support assembly comprises a support frame 230 and a balancing weight 240, the support frame 230 is welded to the lower end of the protection plate 210, and the balancing weight 240 is used for compressing the support frame 230 so as to improve the working stability of the protection mechanism 200, and the protection plate 210 is not prone to shaking in working.

The drawing roller 220 is horizontally arranged at the upper end of the protection plate 210 in parallel with the protection plate 210, the drawing roller 220 is connected with the protection plate 210, and the scraping rod 320 is tightly pressed against the drawing roller 220. During operation, the drawing roller 220 can support the scraping rod 320, so that the labor is saved during the operation of the worker. The ends of the pulling rollers 220 are rotatably connected with supporting blocks through bearing seats, and the supporting blocks are fixedly connected with the protection plate 210. When the worker pulls the scraping bar 320, the pulling roller 220 is rotated so that the worker operates the scraping bar 320.

The implementation principle of the embodiment of the application is as follows: when the staff needs to scrape the residual molten material in the furnace body 100, the staff is located on one side of the protection plate 210 away from the furnace body 100, then the threaded sleeve 332 is unscrewed to adjust the working length of the scraping rod 320, then the threaded sleeve 332 is screwed, the scraping plate 310 is placed in the furnace body 100 through the scraping rod 320, then the staff can place the scraping rod 320 at the position of the drawing roller 220 and pull the scraping rod 320 to scrape the molten material in the furnace body 100, and further the molten material is accelerated to flow from the discharge nozzle 110 to the receiving trolley 120.

After the scraping operation is completed, the worker may unscrew the scraping rod 320 again to stir the inner rod 322 toward the inside of the rod sleeve 321, so as to scrape the molten material adhered to the inner rod 322.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a discharge protection device of intermediate frequency smelting furnace which characterized in that: including protection machanism (200), protection machanism (200) are including guard plate (210), guard plate (210) set up in the one side that meets skip (120) and deviate from furnace body (100), and guard plate (210) are connected with the fixed stay subassembly that is used for supporting it.

2. The discharge protection device of the intermediate frequency smelting furnace according to claim 1, characterized in that: the fixed support assembly comprises a support frame (230), the protection plate (210) is vertically arranged, and the support frame (230) is fixedly connected with the protection plate (210).

3. The discharge protection device of the intermediate frequency smelting furnace according to claim 1, characterized in that: the discharging protection device further comprises a scraping mechanism (300), the scraping mechanism (300) comprises a scraping plate (310) and a scraping rod (320), and one end of the scraping rod (320) is fixedly connected with the scraping plate (310).

4. The discharge protection device of the intermediate frequency smelting furnace according to claim 3, characterized in that: the protective plate (210) further comprises a drawing roller (220) arranged at the upper end of the scraping plate, the drawing roller (220) is connected with the protective plate (210), and the scraping rod (320) is tightly abutted to the drawing roller (220).

5. The discharge protection device of the intermediate frequency smelting furnace according to claim 4, characterized in that: the end parts of the pulling rollers (220) are rotatably connected with supporting blocks, and the supporting blocks are fixedly connected with the protection plates (210).

6. The discharge protection device of the intermediate frequency smelting furnace according to claim 3, characterized in that: the scraping rod (320) comprises a rod sleeve (321) and an inner rod (322), the inner rod (322) is arranged inside the rod sleeve (321) in a sliding mode, and the rod sleeve (321) is connected with a fixing component (330) used for fixing the position of the inner rod (322).

7. The discharge protection device of the intermediate frequency smelting furnace according to claim 6, characterized in that: through groove (3211) has been seted up along its length direction in pole cover (321), fixed subassembly (330) includes spliced pole (331), thread bush (332) and clamp ring (333), the one end and interior pole (322) fixed connection of spliced pole (331), the spliced pole (331) other end and thread bush (332) threaded connection, clamp ring (333) cover is established in thread bush (332) outside and clamp ring (333) and thread bush (332) fixed connection.

8. The discharge protection device of the intermediate frequency smelting furnace according to claim 7, characterized in that: the inner wall of the rod sleeve (321) is attached to the outer part of the inner rod (322).

9. The discharge protection device of the intermediate frequency smelting furnace according to claim 4, characterized in that: the protection plate (210) is further connected with a balancing weight (240), and the balancing weight (240) is tightly pressed on the supporting frame (230).