CN217627212U

CN217627212U - Device is changed to LF refining furnace bell

Info

Publication number: CN217627212U
Application number: CN202123065610.4U
Authority: CN
Inventors: 许益华; 杨松; 崔保龙; 李广跃
Original assignee: Shanxi Baolong Technology Co ltd
Current assignee: Shanxi Baolong Technology Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-10-21
Anticipated expiration: 2031-12-08

Abstract

The utility model provides a device is changed to LF refining furnace bell, includes the driving body, be provided with wire rope on the wire rope rolling wheel on the driving body, the lower extreme of driving body is connected with fixed pulley mechanism, fixed pulley mechanism includes two backup pads, fixed pulley, the fixed pulley mechanism outside is provided with guiding mechanism in the backup pad, guiding mechanism includes a plurality of telescopic links, connecting plate, guide bar, spliced pole, be provided with hoisting assembly on the connecting plate, the upper end of connecting plate is provided with movable pulley mechanism. The utility model discloses a guiding mechanism, hoisting component's cooperation is used, utilizes the telescopic link to lead to wire rope, avoids rocking at hoist and mount in-process wire rope, prevents that the bell from rocking, reduces the hoist and mount degree of difficulty and risk, still uses through the cooperation of fixed pulley mechanism, movable pulley mechanism, telescopic link, connection rope, telescopic link simultaneously, constitutes an assembly pulley, reduces the required power of wire rope wind-up pulley on the driving body, reduces the hoist and mount ability requirement to the driving body.

Description

Device is changed to LF refining furnace bell

Technical Field

The utility model relates to a LF refining furnace overhauls technical field, specifically is a device is changed to LF refining furnace bell.

Background

Inside LF refining furnace's bell was located refining furnace closed steel structure, it was refining furnace steel structure platform all around, when changing LF furnace bell, because the bell is heavy about 30 tons, generally utilizes driving hoist device directly to hang out it from up down.

The existing travelling crane has the following problems in the use process: generally, the hoisting is realized by directly connecting the steel wire rope with a hoisting point, the steel wire rope is easy to shake in the hoisting process, so that the furnace cover shakes, the hoisting difficulty is increased, the furnace cover is heavy, the requirement on the hoisting capacity of a travelling crane is high by directly hoisting the steel wire rope, and the risk of inversion exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is changed to LF refining furnace bell to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a device is changed to LF refining furnace bell, includes the driving body, be provided with wire rope on the wire rope rolling wheel on the driving body, the lower extreme of driving body is connected with fixed pulley mechanism, fixed pulley mechanism includes two backup pads, fixed pulley, the fixed pulley mechanism outside is provided with guiding mechanism in the backup pad, guiding mechanism includes a plurality of telescopic links, connecting plate, guide bar, spliced pole, be provided with hoist and mount subassembly on the connecting plate, the upper end of connecting plate is provided with movable pulley mechanism.

Preferably, the two support plates are fixedly arranged at the lower end of the travelling crane body, and the plurality of fixed pulleys are rotatably arranged on the inner sides of the two support plates.

Preferably, the movable pulley mechanism comprises a movable pulley support and a movable pulley, the movable pulley support is fixedly installed on the connecting plate, the movable pulley is rotatably installed on the inner sides of the two fixing plates, and the tail end of the steel wire rope sequentially penetrates through the fixed pulley, the movable pulley, the fixed pulley and finally is fixed with the movable pulley support.

Preferably, a plurality of telescopic link fixed mounting is at the lower extreme of driving the vehicle body, connecting plate fixed connection is in a plurality of the lower extreme of telescopic link, guide bar fixed mounting is on the connecting plate, the spliced pole articulates on the telescopic link.

Preferably, the hoisting component comprises a connecting rope and a lifting hook, the connecting rope is arranged on the connecting plate, and the lifting hook is arranged at the tail end of the connecting rope.

Preferably, the connecting column and the lifting hook are fixed through a connecting bolt.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model uses the guide mechanism and the hoisting component in a matching way, utilizes the telescopic rod to guide the steel wire rope, avoids the steel wire rope from shaking in the hoisting process, prevents the furnace cover from shaking, and reduces the hoisting difficulty and risk;

2. the utility model discloses still use through the cooperation of fixed pulley mechanism, movable pulley mechanism, connecting plate, connection rope, telescopic link simultaneously, constitute an assembly pulley, reduce the required power of wire rope rolling wheel on the driving body, reduce the hoist and mount ability requirement to the driving body.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is an enlarged view of the structure at a in fig. 1.

In the figure: 1. a traveling crane body; 2. a wire rope; 3. a fixed pulley mechanism; 31. a support plate; 32. a fixed pulley; 4. a guide mechanism; 41. a telescopic rod; 42. a telescopic rod; 43. a guide bar; 44. connecting columns; 5. hoisting the assembly; 51. connecting ropes; 52. a hook; 6. a movable pulley mechanism; 61. a movable pulley support; 62. a movable pulley; 7. and connecting bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a furnace cover replacing device of an LF refining furnace comprises a traveling crane body 1, wherein a steel wire rope 2 is arranged on a steel wire rope 2 winding wheel on the traveling crane body 1, the lower end of the traveling crane body 1 is connected with a fixed pulley mechanism 3, the fixed pulley mechanism 3 comprises two supporting plates 31 and a fixed pulley 32, a guide mechanism 4 is arranged on the outer side of the fixed pulley mechanism 3 on the supporting plate 31, the guide mechanism 4 comprises a plurality of telescopic rods 41, a connecting plate 42, a guide rod 43 and a connecting column 44, a hoisting assembly 5 is arranged on the connecting plate 42, and a movable pulley mechanism 6 is arranged at the upper end of the connecting plate 42;

two backup pads 31 fixed mounting are at the lower extreme of driving body 1, a plurality of fixed pulleys 32 rotate and install the inboard at two backup pads 31, movable pulley mechanism 6 includes movable pulley support 61, movable pulley 62, movable pulley support 61 fixed mounting is on connecting plate 42, movable pulley 62 rotates the inboard of installing at two fixed plates, wire rope 2's end passes fixed pulley 32 in proper order, movable pulley 62, fixed pulley 32, it is fixed with movable pulley support 61 at last, a plurality of telescopic link 41 fixed mounting are at the lower extreme of driving body 1, connecting plate 42 fixed connection is at the lower extreme of a plurality of telescopic link 41, guide bar 43 fixed mounting is on connecting plate 42, spliced pole 44 articulates on telescopic link 41, hoist and mount subassembly 5 is including connecting rope 51, lifting hook 52, connecting rope 51 installs on connecting plate 42, lifting hook 52 installs at the end of connecting rope 51, it is fixed through connecting bolt 7 between spliced pole 44 and the lifting hook 52.

The working principle is as follows: during the use, it is fixed with lifting hook 52 and spliced pole 44 through connecting bolt 7, convenient dismantlement, when driving body 1 emits wire rope 2, movable pulley 62 moves down, thereby drive connecting plate 42 and move down, it stretches out to drive telescopic link 41, at the in-process of hoist and mount, utilize telescopic link 41 to lead wire rope 2, avoid rocking wire rope 2 at hoist and mount in-process, prevent that the bell from rocking, reduce the hoist and mount degree of difficulty and risk, utilize fixed pulley mechanism 3 when hoist and mount, movable pulley mechanism 6, connecting rope 51 makes up, constitute a assembly pulley, reduce the required power of wire rope 2 wind-up pulley on driving body 1, reduce the hoist and mount ability requirement to driving body 1, and the device has the advantages of convenient use and good use effect.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 device is changed to LF refining furnace bell, includes driving a vehicle body (1), its characterized in that: be provided with wire rope (2) on wire rope (2) wind-up pulley on driving a vehicle body (1), the lower extreme of driving a vehicle body (1) is connected with fixed pulley mechanism (3), fixed pulley mechanism (3) include two backup pads (31), fixed pulley (32), fixed pulley mechanism (3) outside is provided with guiding mechanism (4) on backup pad (31), guiding mechanism (4) include a plurality of telescopic links (41), connecting plate (42), guide bar (43), spliced pole (44), be provided with hoisting component (5) on connecting plate (42), the upper end of connecting plate (42) is provided with movable pulley mechanism (6).

2. The furnace cover replacing device for the LF refining furnace as recited in claim 1, wherein: the two supporting plates (31) are fixedly arranged at the lower end of the travelling crane body (1), and the fixed pulleys (32) are rotatably arranged on the inner sides of the two supporting plates (31).

3. The furnace cover replacing device for the LF refining furnace as recited in claim 2, wherein: the movable pulley mechanism (6) comprises a movable pulley support (61) and a movable pulley (62), the movable pulley support (61) is fixedly installed on the connecting plate (42), the movable pulley (62) is rotatably installed on the inner sides of the two fixing plates, and the tail end of the steel wire rope (2) sequentially penetrates through the fixed pulley (32), the movable pulley (62), the fixed pulley (32) and finally is fixed with the movable pulley support (61).

4. The furnace cover replacing device for the LF refining furnace as recited in claim 1, wherein: a plurality of telescopic link (41) fixed mounting is at the lower extreme of driving body (1), connecting plate (42) fixed connection is in a plurality of the lower extreme of telescopic link (41), guide bar (43) fixed mounting is on connecting plate (42), spliced pole (44) articulate on telescopic link (41).

5. The furnace cover replacing device for the LF refining furnace as recited in claim 4, wherein: hoist and mount subassembly (5) are including connecting rope (51), lifting hook (52), connect rope (51) and install on connecting plate (42), lifting hook (52) are installed at the end of connecting rope (51).

6. The furnace cover replacing device for the LF refining furnace as recited in claim 5, wherein: the connecting column (44) and the lifting hook (52) are fixed through a connecting bolt (7).