CN220432875U

CN220432875U - Supporting structure of steelmaking converter flue

Info

Publication number: CN220432875U
Application number: CN202321326670.3U
Authority: CN
Inventors: 夏春林; 高敏
Original assignee: Yantai Guoye Metallurgical Water Cooled Equipment Co ltd
Current assignee: Yantai Guoye Metallurgical Water Cooled Equipment Co ltd
Priority date: 2023-05-29
Filing date: 2023-05-29
Publication date: 2024-02-02
Anticipated expiration: 2033-05-29

Abstract

The supporting structure of the steelmaking converter flue comprises supporting plates, clamping structures, connecting structures and lifting structures, wherein the clamping structures are arranged on one sides of the two supporting plates, which are close to each other, the connecting structures are connected to one sides of the two supporting plates, which are far away from each other, in a rotating manner, and the lifting structures are arranged on the lower sides of the supporting plates; the device drives the clamping blocks to move up and down through the lifting structure, so that a user can conveniently adjust the height of the clamping blocks according to the height of the flue, and the distance between the two clamping blocks can be adjusted by rotating the rotating rod to adjust the position of the loop bar in the sleeve, and the clamping blocks can be adjusted according to the size of the flue; and when the backup pad reciprocates, the cat ladder can carry out angle modulation along with the lift of backup pad, increases the stability that backup pad and clamp splice supported the flue through the cooperation of cat ladder and lifting sleeve, and the person of facilitating the use climbs the cat ladder and welds the flue, pastes up mutually with ground through anti-skidding positioning seat and increases the stability of cat ladder, and utilizes the handrail to improve the stability that the user climbed the cat ladder.

Description

Supporting structure of steelmaking converter flue

Technical Field

The utility model relates to the technical field of flue support, in particular to a support structure of a steelmaking converter flue.

Background

The converter steelmaking uses molten iron, scrap steel and ferroalloy as main raw materials, and does not use external energy sources, and the steelmaking process is completed in the converter by utilizing the physical heat of molten iron and the heat generated by chemical reaction between molten iron components. The converter is divided into acid and alkaline according to refractory materials, and top blowing, bottom blowing and side blowing are arranged at the part which is blown into the converter according to gas; the gas types are classified into an air converter and an oxygen converter, and steel-making converter flues are generally welded with the steel-making converter, and a converter flue supporting structure is generally required to be used for welding the flues.

The existing supporting structure of the flue of the steelmaking converter has the following disadvantages when in use; for the reasons that iron and steel enterprises of different sizes are limited by workshops, the diameter and the height of the flue are different, the existing flue supporting structure is relatively fixed, and most of the height of the supporting structure is not adjustable, so that the flue with different heights is inconvenient to support. In order to solve the problems, the application provides a supporting structure of a steelmaking converter flue.

Disclosure of Invention

The utility model provides a supporting structure of a steelmaking converter flue, which aims to solve the technical problems in the background technology.

In order to solve the problems, the utility model provides a supporting structure of a steelmaking converter flue, which comprises supporting plates, clamping structures, connecting structures and lifting structures and is characterized in that the clamping structures are arranged on one sides of the two supporting plates, which are close to each other, the connecting structures are rotatably connected to one sides of the two supporting plates, which are far away from each other, and the lifting structures are arranged on the lower sides of the supporting plates.

Preferably, the clamping structure comprises clamping blocks, rubber pads, protruding blocks, through grooves, screws and nuts, wherein the clamping blocks are arranged on the upper sides of the two supporting plates, which are close to one end, respectively, the rubber pads are arranged on the lower ends of the two clamping blocks, the protruding blocks are arranged on the lower ends of the clamping blocks, the through grooves are formed in the middle parts of the protruding blocks, the screws are arranged in the through grooves, the screws are connected with the nuts in a threaded manner, and the two protruding blocks are connected through the screws;

preferably, the connecting structure comprises a cat ladder, a transverse ladder, handrails, an anti-slip positioning seat and positioning grooves, wherein the cat ladder is connected to the two support plates in a rotating way at one end far away from each other, a plurality of transverse ladders are arranged in the cat ladder, the handrails are arranged on the outer sides of the cat ladder, the anti-slip positioning seat is connected to the lower end of the cat ladder in a rotating way, and the positioning grooves are formed in the left side and the right side of the inner part of the anti-slip positioning seat;

preferably, the lifting structure comprises an anti-slip pad, a lifting sleeve, a threaded rod, a first bevel gear, a second bevel gear, a rotating shaft, a crank, a threaded sleeve, a connecting sleeve, a protruding sleeve, a movable groove, a movable block, a rotating rod, an anti-slip sleeve, a sleeve rod and a sleeve, wherein the lifting sleeve is arranged at the lower side of the supporting plate;

preferably, the left end of the lifting sleeve on the right side is provided with a protruding sleeve, the left end of the protruding sleeve is provided with a movable groove, a movable block is arranged in the movable groove, the left end of the movable block is provided with a rotating rod, the right side outside the rotating rod is provided with an anti-skid sleeve, the left end of the rotating rod is provided with a sleeve rod, and the right end of the lifting sleeve on the left side is provided with a sleeve barrel;

preferably, the first bevel gear is in meshed connection with the second bevel gear;

preferably, the loop bar is in threaded connection with the sleeve;

the technical scheme of the utility model has the following beneficial technical effects:

the lifting structure is arranged to drive the two clamping blocks to move up and down, the crank is rotated to drive the rotating shaft and the second bevel gear to rotate, the threaded rod is driven to rotate by means of the meshing of the first bevel gear and the second bevel gear, so that the threaded sleeve, the connecting sleeve and the supporting plate are driven to move up and down, the height of the two clamping blocks is adjusted, a user can conveniently adjust the clamping blocks according to the height of a flue of a steelmaking converter, the rotating rod is rotated through the anti-skid sleeve, the position of the loop bar in the sleeve can be adjusted, the distance between the two lifting sleeves and the clamping blocks is adjusted, and the user can conveniently adjust the clamping blocks according to the size of the flue, so that the applicability of the device is effectively improved;

when the supporting plate moves up and down, the crawling ladder can conduct angle adjustment along with lifting of the supporting plate, the supporting plate and the clamping blocks are matched with each other to increase the stability of the supporting plate and the supporting of the flue, meanwhile, the condition that the lifting sleeve is rocked and toppled due to the influence of external environment is effectively reduced, a user can conveniently climb the crawling ladder to move to the flue to weld the flue, meanwhile, the stability of the crawling ladder is increased by tightly attaching the anti-slip positioning seat to the ground, and meanwhile, the stability of the climbing crawling ladder of the user can be improved by utilizing the arrangement of the two handrails;

when the clamp splice moves to suitable position along with the lifting sleeve, through the logical inslot portion of penetrating two outstanding pieces with the screw rod, then realize being connected two clamp splice through the cooperation of two nuts and screw rod, stability and security when improving the clamp splice support flue are carried out the centre gripping through the mutual cooperation of two clamp splice simultaneously and are fixed the flue, stability when improving the welding prevents that the flue from rocking and influencing the welding.

Drawings

Fig. 1 is a schematic structural view of a supporting structure of a flue of a steelmaking converter according to the present utility model.

Fig. 2 is an enlarged view of a supporting structure of a flue of a steelmaking converter according to the present utility model.

Fig. 3 is an enlarged view of B in the supporting structure of the flue of the steelmaking converter according to the present utility model.

Fig. 4 is an enlarged view of C in the supporting structure of the flue of the steelmaking converter according to the present utility model.

Reference numerals: 1. a support plate; 2. clamping blocks; 3. a rubber pad; 4. a protruding block; 5. a through groove; 6. a screw; 7. a nut; 8. a ladder stand; 9. a transverse ladder; 10. an armrest; 11. an anti-slip positioning seat; 12. a positioning groove; 13. an anti-slip pad; 14. a lifting sleeve; 15. a threaded rod; 16. a first bevel gear; 17. a second bevel gear; 18. a rotating shaft; 19. a crank; 20. a thread sleeve; 21. connecting sleeves; 22. a protruding sleeve; 23. a movable groove; 24. a movable block; 25. a rotating rod; 26. an anti-skid sleeve; 27. a loop bar; 28. a sleeve.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

As shown in fig. 1-4, the supporting structure of the steelmaking converter flue provided by the utility model comprises supporting plates 1, clamping structures, connecting structures and lifting structures, and is characterized in that the clamping structures are arranged on one sides of the two supporting plates 1 close to each other, the connecting structures are rotatably connected on one sides of the two supporting plates 1 far away from each other, and the lifting structures are arranged on the lower sides of the supporting plates 1.

In an alternative embodiment, the clamping structure includes clamp splice 2, rubber pad 3, outstanding piece 4, logical groove 5, screw rod 6 and nut 7, two backup pads 1 all are provided with clamp splice 2 near one end upside mutually, and two clamp splice 2 all are provided with rubber pad 3 near one end mutually, and clamp splice 2 lower extreme sets up outstanding piece 4, and logical groove 5 has been seted up at outstanding piece 4 middle part, and logical inslot 5 is inside to be provided with screw rod 6, and threaded connection has a plurality of nuts 7 on the screw rod 6, and two outstanding pieces 4 are connected through screw rod 6.

In an alternative embodiment, connection structure includes cat ladder 8, horizontal ladder 9, handrail 10, antiskid positioning seat 11 and constant head tank 12, two backup pads 1 keep away from the equal rotation of one end mutually and are connected with cat ladder 8, and cat ladder 8 inside is provided with a plurality of horizontal ladders 9, and the cat ladder 8 outside is provided with handrail 10, and cat ladder 8 lower extreme rotation is connected with antiskid positioning seat 11, and the constant head tank 12 has all been seted up to the inside left and right sides of antiskid positioning seat 11.

In an alternative embodiment, the lifting structure comprises an anti-slip pad 13, a lifting sleeve 14, a threaded rod 15, a first bevel gear 16, a second bevel gear 17, a rotating shaft 18, a crank 19, a threaded sleeve 20, a connecting sleeve 21, a protruding sleeve 22, a movable groove 23, a movable block 24, a rotating rod 25, an anti-slip sleeve 26, a sleeve rod 27 and a sleeve 28, the lifting sleeve 14 is arranged at the lower side of the supporting plate 1, the anti-slip pad 13 is arranged at the lower end of the lifting sleeve 14, the threaded rod 15 is arranged at the bottom end inside the lifting sleeve 14, the first bevel gear 16 is arranged on the threaded rod 15, two lifting sleeves 14 are far away from one end and are all provided with the rotating shafts 18, the rotating shaft 18 penetrates through the lifting sleeve 14 and is internally provided with the second bevel gear 17, the first bevel gear 16 is in meshed connection with the second bevel gear 17, the rotating shaft 18 is far away from one end and is all provided with the crank 19, the threaded sleeve 20 is in threaded connection with the upper side of the threaded rod 15, the connecting sleeve 21 is arranged at the upper end of the threaded sleeve 20, the connecting sleeve 21 is connected with the supporting plate 1, the protruding sleeve 22 is arranged at the left end of the lifting sleeve 14 on the right side, the protruding sleeve 22 is arranged at the left end, the protruding sleeve 23 is arranged at the left end, the movable block 23 is arranged at the left end, the movable sleeve 25 is connected with the movable sleeve 25, the left end, the movable sleeve 25 is arranged at the left end, and the movable sleeve 25 is connected with the left end, and the movable sleeve 25 is arranged at the left end, and is connected with the movable sleeve 25.

The working principle of the utility model is as follows: when in use, the device is moved to the lower part of a steelmaking converter flue needing replacement or welding, then the crank 19 is rotated to drive the rotating shaft 18 and the second bevel gear 17 to rotate, the threaded rod 15 is driven to rotate by the meshing of the first bevel gear 16 and the second bevel gear 17, so that the threaded sleeve 20, the connecting sleeve 21 and the supporting plate 1 are driven to move up and down, the height of the two clamping blocks 2 is adjusted, a user can conveniently adjust the clamping blocks 2 according to the height of the steelmaking converter flue, then the rotating rod 25 is rotated by rotating the anti-skid sleeve 26, the position of the sleeve rod 27 in the sleeve 28 is adjusted, the distance between the two lifting sleeves 14 and the clamping blocks 2 is adjusted according to the size of the flue, the applicability of the device is effectively improved, when the clamping blocks 2 move to a proper position along with the lifting sleeves 14, the screw rod 6 penetrates into the through grooves 5 of the two protruding blocks 4, then the connection of the two clamping blocks 2 is realized through the cooperation of the two nuts 7 and the screw rod 6, so that the stability and the safety of the clamping blocks 2 when supporting a flue are improved, the rubber pad 3 is arranged on the inner side of the clamping blocks 2 to increase the friction force and the stability between the clamping blocks 2 and the converter flue, meanwhile, the flue is clamped and fixed through the mutual cooperation of the two clamping blocks 2, so that the stability of the welding is improved, the flue is prevented from shaking to influence the welding, the ladder stand 8 can perform angle adjustment along with the lifting of the supporting plate 1 when the supporting plate 1 moves up and down, the stability of the supporting plate 1 and the clamping blocks 2 on the flue is increased through the mutual cooperation of the ladder stand 8 and the lifting sleeve 14, meanwhile, the condition that the lifting sleeve 14 is shaken and is influenced by the external environment is effectively reduced, and the convenience of customers climbing cat ladder 8 removes to flue department and welds or change the flue, and the stability that increases cat ladder 8 is closely mutually with ground through anti-skidding positioning seat 11 simultaneously, and the stability that the user climbed cat ladder 8 can be improved in the setting of utilizing two armrests 10 simultaneously.

It is to be understood that the above-described embodiments of the present utility model are intended to be illustrative or explanatory of the principles of the utility model, and are not restrictive of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims

1. The supporting structure of the steelmaking converter flue comprises supporting plates (1), clamping structures, connecting structures and lifting structures, and is characterized in that the clamping structures are arranged on one sides, close to each other, of the two supporting plates (1), the connecting structures are connected to one sides, far away from each other, of the two supporting plates (1), and the lifting structures are arranged on the lower sides of the supporting plates (1);

the clamping structure comprises clamping blocks (2), rubber pads (3), protruding blocks (4), through grooves (5), screw rods (6) and nuts (7), wherein the clamping blocks (2) are arranged on the upper sides of the two supporting plates (1) close to one end, the rubber pads (3) are arranged on the two clamping blocks (2) close to one end, the protruding blocks (4) are arranged at the lower ends of the clamping blocks (2), the through grooves (5) are formed in the middle of the protruding blocks (4), the screw rods (6) are arranged in the through grooves (5), a plurality of nuts (7) are connected to the screw rods (6) in a threaded mode, and the two protruding blocks (4) are connected through the screw rods (6);

the connecting structure comprises a cat ladder (8), a horizontal ladder (9), armrests (10), anti-slip positioning seats (11) and positioning grooves (12), wherein the cat ladder (8) is rotationally connected to one end, far away from each other, of each of the two support plates (1), a plurality of horizontal ladders (9) are arranged inside the cat ladder (8), the armrests (10) are arranged outside the cat ladder (8), the anti-slip positioning seats (11) are rotationally connected to the lower ends of the cat ladders (8), and the positioning grooves (12) are formed in the left side and the right side of the inner portion of each of the anti-slip positioning seats (11);

the lifting structure comprises an anti-slip pad (13), a lifting sleeve (14), a threaded rod (15), a first bevel gear (16), a second bevel gear (17), a rotating shaft (18), a crank (19), a threaded sleeve (20), a connecting sleeve (21), a protruding sleeve (22), a movable groove (23), a movable block (24), a rotating rod (25), an anti-slip sleeve (26), a sleeve rod (27) and a sleeve (28), the lower side of a supporting plate (1) is provided with the lifting sleeve (14), the lower end of the lifting sleeve (14) is provided with the anti-slip pad (13), the inner bottom end of the lifting sleeve (14) is provided with the threaded rod (15), the threaded rod (15) is provided with the first bevel gear (16), one end, far away from each other, of the two lifting sleeves (14) is provided with the rotating shaft (18), the rotating shaft (18) penetrates through the lifting sleeve (14) and is provided with the second bevel gear (17), one end, far away from each other, of the rotating shaft (18) is provided with the crank (19), the upper side of the threaded sleeve (20) is in threaded connection with the threaded sleeve (20), and the upper end of the threaded sleeve (20) is provided with the connecting sleeve (21), and the upper end of the connecting sleeve (21) is connected with the supporting plate (1).

2. The supporting structure of a steelmaking converter flue according to claim 1, wherein a protruding sleeve (22) is arranged at the left end of the lifting sleeve (14) on the right side, a movable groove (23) is formed in the left end of the protruding sleeve (22), a movable block (24) is arranged in the movable groove (23), a rotating rod (25) is arranged at the left end of the movable block (24), an anti-slip sleeve (26) is arranged on the right side outside the rotating rod (25), a sleeve rod (27) is arranged at the left end of the rotating rod (25), and a sleeve (28) is arranged at the right end of the lifting sleeve (14) on the left side.

3. A supporting structure for a flue of a steelmaking converter according to claim 1, characterised in that said first bevel gear (16) is in meshed connection with a second bevel gear (17).

4. A supporting structure for a flue of a steelmaking converter according to claim 2, characterised in that the shank (27) is screwed with the sleeve (28).