CN218811852U

CN218811852U - Blast furnace tuyere belly pipe replacement auxiliary assembly

Info

Publication number: CN218811852U
Application number: CN202223277054.1U
Authority: CN
Inventors: 王成江; 常中亮; 楚国栋; 李青杰
Original assignee: Shandong Shiheng Special Steel Group Co Ltd
Current assignee: Shandong Shiheng Special Steel Group Co Ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-04-07
Anticipated expiration: 2032-12-07

Abstract

The utility model discloses a blast furnace tuyere belly pipe replacement auxiliary assembly, which comprises a bottom plate and a long rod, wherein a first lifter, a first bracket, a support plate, a second lifter and a second bracket are sequentially arranged on the bottom plate from left to right, arc-shaped support parts are arranged at the top ends of the first bracket, the support plate and the second bracket, a first supporting plate is arranged at the top part of the first lifter, a second supporting plate is arranged at the top part of the second lifter, and the first supporting plate and the second supporting plate are both arc-shaped; stock level is located the bottom plate top, and the stock passes the extension board, and the one end of stock is provided with screw thread portion, and screw thread portion stretches into in the first lift. The utility model discloses in, can be more firm place blast furnace tuyere belly pipe fixed, utilize this frock to transport wind gap belly pipe convenient, swift, can alleviate workman intensity of labour by a wide margin, improve work efficiency, no longer use the chain block when changing wind gap belly pipe and transport, dismantle and install, reduce scald, burn safety risk.

Description

Blast furnace tuyere belly pipe replacement auxiliary assembly

Technical Field

The utility model relates to a blast furnace field, more specifically say, the utility model relates to a blast furnace tuyere belly pipe changes auxiliary assembly.

Background

The blast furnace tuyere belly pipe (commonly called fire pipe) is one of important devices in a blast furnace air inlet device, is responsible for feeding hot air into a blast furnace, and works in a high-temperature and high-heat environment because the blast furnace air supply temperature is basically maintained at 1150-1200 ℃, and even higher, and belongs to a wearing part and needs to be replaced periodically. The blast furnace tuyere belly pipe is large and heavy, the existing replacement method is chain block hoisting, 3 chain blocks are needed to be hung in the front and at the back, and a stokehole worker has the defects of large workload, high labor intensity, low working efficiency and main potential safety hazards of burning and scalding in the belly pipe replacement process.

Therefore, it is necessary to design an auxiliary device for replacing the tuyere belly pipe of the blast furnace.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a blast furnace tuyere belly pipe changes auxiliary assembly, mainly solves the problem of mentioning in the background art.

The utility model provides an auxiliary device for replacing a blast furnace tuyere belly pipe, which comprises a bottom plate and a long rod, wherein a first lifter, a first bracket, a support plate, a second lifter and a second bracket are sequentially arranged on the bottom plate from left to right, arc-shaped support parts are arranged at the top ends of the first bracket, the support plate and the second bracket, a first supporting plate is arranged at the top part of the first lifter, a second supporting plate is arranged at the top part of the second lifter, and the first supporting plate and the second supporting plate are both arc-shaped;

the stock level is located the bottom plate top, and the stock passes the extension board, and the one end of stock is provided with screw thread portion, and screw thread portion stretches into in the first lift.

In a preferred embodiment, the bottom of the bottom plate is provided with a universal wheel, and the universal wheel is provided with a locking mechanism.

In a preferred embodiment, the support plate is provided with a hook above the edge thereof, and is also provided with a through hole through which the long rod passes.

In a preferred embodiment, a second rotating disc is provided to be engaged with the second elevator, and the second rotating disc drives the second elevator to operate.

In a preferred embodiment, one end of the long rod far away from the threaded part is provided with a first rotating disc, and one side of the second bracket is also provided with a holding rod.

The utility model discloses a technological effect and advantage:

the tuyere belly pipe of the blast furnace can be firmly placed and fixed, and the tuyere belly pipe can be conveniently and quickly transported by utilizing the tool. During installation, the belly pipe is laid on a tool, the front end and the rear end of the belly pipe can be lifted and lowered through operating the front and rear spiral elevator hand wheels, the installation is highly convenient, the operation is simple and rapid, the labor intensity of workers can be greatly reduced, and the working efficiency is improved.

When the tuyere belly pipe is replaced, the chain block is not used for transportation, disassembly and assembly, so that the safety risks of scalding and burning are reduced.

Drawings

FIG. 1 is an overall front view;

FIG. 2 is a side view of the second bracket on the base plate;

FIG. 3 is a side view of the first bracket on the base plate;

FIG. 4 is a side view of the plate on the base plate;

FIG. 5 is a front view of a blast furnace tuyere belly pipe mounted on the apparatus;

fig. 6 is a front view of the first lifter and the second lifter lifting up the tuyere belly pipe of the blast furnace.

Description of reference numerals: 1. a base plate; 11. a universal wheel; 12. a support plate; 121. a through hole; 122. a hook; 13. a first bracket; 14. a second bracket; 141. a support rod; 2. a first lifter; 21. a first pallet; 3. a second elevator; 31. a second pallet; 32. a second turntable; 4. a long rod; 41. a first turntable.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

1-6, the blast furnace tuyere belly pipe replacement auxiliary equipment comprises a bottom plate 1 and a long rod 4, wherein a first lifter 2, a first support 13, a support plate 12, a second lifter 3 and a second support 14 are sequentially arranged on the bottom plate 1 from left to right, arc-shaped support parts are arranged at the top ends of the first support 13, the support plate 12 and the second support 14 and are attached to the blast furnace tuyere belly pipe to support the blast furnace tuyere belly pipe, a first supporting plate 21 is arranged at the top of the first lifter 2, a second supporting plate 31 is arranged at the top of the second lifter 3, the first supporting plate 21 and the second supporting plate 31 are both arc-shaped, and when the first lifter 2 and the second lifter 3 rise, the first supporting plate 21 and the second supporting plate 31 support the blast furnace tuyere belly pipe;

stock 4 level is located 1 top of bottom plate, and stock 4 passes extension board 12, and the one end of stock 4 is provided with screw thread portion, and screw thread portion stretches into in first lift 2, and screw thread portion and 2 inside meshing of first lift are in order to drive 2 lifts of first lift, and concrete meshing structure is prior art.

The bottom of bottom plate 1 is provided with universal wheel 11, is provided with locking mechanical system on the universal wheel 11, and locking mechanical system can be with universal wheel 11 fixed.

A clamping hook 122 is arranged above the edge of the support plate 12, a through hole 121 is further formed in the support plate 12, the long rod 4 penetrates through the through hole 121, the through hole 121 plays a supporting role for the long rod 4, a disc of the blast furnace tuyere belly pipe is just clamped in the clamping hook 122, and the clamping hook 122 prevents the blast furnace tuyere belly pipe from moving back and forth in the moving process.

With supporting second carousel 32 that is provided with of second lift 3, second carousel 32 drives second lift 3 work, and the front end of second carousel 32 drives second lift 3 through the meshing structure and goes up and down, and concrete meshing structure and required part are prior art.

One end of the long rod 4, which is far away from the threaded part, is provided with a first rotating disc 41, one side of the second support 14 is also provided with a holding rod 141, the long rod 4 can be driven to rotate by holding the first rotating disc 41, and the holding rod 141 is held, so that the whole device is convenient to move.

When the device is used, the device is moved to the position below an old blast furnace tuyere belly pipe, the first rotary table 41 and the second rotary table 32 are rotated to lift the first lifter 2 and the second lifter 3, the old blast furnace tuyere belly pipe is manually detached and is lapped on the first supporting plate 21 and the second supporting plate 31, then the first lifter 2 and the second lifter 3 are lowered, the blast furnace tuyere belly pipe falls on the first supporting plate 13, the supporting plate 12 and the second supporting plate 14, the device is moved to a blast furnace tuyere belly pipe storage place, the old blast furnace tuyere belly pipe is detached, a new blast furnace tuyere belly pipe is moved to the first supporting plate 13, the supporting plate 12 and the second supporting plate 14, the device is moved to the position below a blast furnace, the first lifter 2 and the second lifter 3 are lifted, the new blast furnace tuyere belly pipe is lifted, a blast furnace tuyere is supported, and a blast furnace tuyere is installed by workers.

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 in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art and related fields without creative efforts shall fall within the protection scope of the present disclosure. Structures, devices and methods of operation not specifically described or illustrated in the present application are not specifically illustrated or described, but are generally practiced in the art without limitation.

Claims

1. The auxiliary equipment for replacing the belly pipe of the blast furnace tuyere is characterized by comprising a bottom plate and a long rod, wherein a first lifter, a first support, a support plate, a second lifter and a second support are sequentially arranged on the bottom plate from left to right;

2. The blast furnace tuyere belly pipe replacement auxiliary device according to claim 1, wherein universal wheels are arranged at the bottom of the bottom plate, and locking mechanisms are arranged on the universal wheels.

3. The auxiliary device for replacing the belly pipe of the blast furnace tuyere according to claim 2, wherein a hook is provided above an edge of the support plate, and a through hole is further provided in the support plate, and the long rod passes through the through hole.

4. The blast furnace tuyere belly pipe replacement auxiliary device according to claim 3, wherein a second turntable is provided in cooperation with the second lifter, and the second turntable drives the second lifter to operate.

5. The auxiliary equipment for replacing the tuyere belly pipe of the blast furnace as claimed in claim 4, wherein a first rotary plate is provided at one end of the long rod away from the threaded portion, and a holding rod is further provided at one side of the second bracket.