CN212109483U - Shaft furnace oscillation device for scrap steel preheating furnace - Google Patents

Abstract

The utility model discloses a scrap steel preheats shaft furnace oscillation device for stove, including shaft furnace body, cross furnace body and servo motor, the bottom fixedly connected with cross furnace body of shaft furnace body, and the top fixed surface of cross furnace body is connected with the fixed block, the fixed surface of fixed block is connected with buffer spring, the inside fixedly connected with servo motor of shaft furnace body, and servo motor's right side top fixedly connected with rotates the main shaft, the surface cover that rotates the main shaft has first rotating ring. The utility model discloses be provided with swinging arms and buffer spring, drive shaft furnace body through the swinging arms and control vibrations and cushion through buffer spring, make the inside steel scrap of shaft furnace body pile up vibrations scatter together for rate of heating drives first shovel and the second of turning through connecting the belt and turns the shovel and rotate and make this internal steel scrap of shaft furnace receive and turn over, makes the steel scrap surface be heated evenly, improves production efficiency.

Description

Shaft furnace oscillation device for scrap steel preheating furnace

Technical Field

The utility model relates to a scrap steel preheater technical field specifically is a scrap steel is shaft furnace oscillation device for preheater.

Background

The preheating furnace is used for exchanging heat of low-quality fuel (mainly low-calorific-value fuel such as blast furnace gas, hot gas, tail gas and the like) or air in high-temperature flue gas of a heating furnace through a heat exchanger, so that the temperature of the low-quality fuel or the air is increased, the actual combustion temperature of the low-quality fuel or the sensible heat of the air is increased, high-temperature calcination or other processes of the low-quality fuel are achieved, the low-quality fuel is replaced, and the preheating furnace is widely applied to the steel industry.

The existing scrap steel preheating furnace mostly lifts scrap steel through a crane device in the using process and sends the scrap steel into a shaft furnace through a conveyor belt, preheating is carried out in the shaft furnace, but a large amount of scrap steel is piled up together, the heating speed is influenced, the scrap steel is heated unevenly on the surface together, and the inside cannot be effectively heated, so that the shaft furnace oscillating device for the scrap steel preheating furnace is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a scrap steel preheats shaft furnace vibrating device for stove to solve the slow inhomogeneous problem of being heated with the scrap steel surface of the slow and waste steel process of preheating of traditional shaft furnace that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a shaft furnace oscillation device for a scrap steel preheating furnace comprises a shaft furnace body, a cross furnace body and a servo motor, wherein the bottom end of the shaft furnace body is fixedly connected with the cross furnace body, the surface of the top end of the cross furnace body is fixedly connected with a fixed block, the surface of the fixed block is fixedly connected with a buffer spring, the interior of the shaft furnace body is fixedly connected with the servo motor, the right top end of the servo motor is fixedly connected with a rotating main shaft, the surface of the rotating main shaft is sleeved with a first rotating ring, the surface of the first rotating ring is sleeved with a second rotating ring, the surface of the second rotating ring is sleeved with a third rotating ring, the surface of the third rotating ring is fixedly connected with a swinging rod, the right top end of the third rotating ring is fixedly connected with a connecting shaft, the top end of a first turning shovel is fixedly connected with a first rotator, the surface of the first rotator is sleeved with a first turning shovel, and the surface of, and the inner wall of the right side of the connecting belt is wrapped with a rotating shaft, the top end of the rotating shaft is fixedly connected with a second rotator, a second turning shovel is sleeved on the surface of the second rotator, and a limiting rod is inserted in the shaft furnace body.

Preferably, the shaft furnace body is of a rectangular structure, and the shaft furnace body and the limiting rod form a sliding structure.

Preferably, the rotating main shaft is of a cylindrical structure and is fixedly connected to the non-circle center position of the first rotating ring.

Preferably, the first rotating ring is a cylindrical structure, and the first rotating ring and the second rotating ring form a rotating structure.

Preferably, the first turning shovels are arranged into five groups and distributed equidistantly.

Preferably, the second rotator is a cylindrical structure, and the radius of the second rotator is smaller than that of the first rotator.

Compared with the prior art, the beneficial effects of the utility model are that: this scrap steel is shaft furnace vibrating device for preheating furnace is provided with swinging arms and buffer spring, drive shaft furnace body through the swinging arms and control vibrations and cushion through buffer spring, make the inside scrap steel of shaft furnace body pile up vibrations scatter together for rate of heating, drive first shovel and the second shovel rotation of stirring through connecting the belt and make this internal scrap steel of shaft furnace receive and turn over, make the scrap steel surface be heated evenly, improve production efficiency.

(1) The device is provided with a swinging rod and a buffer spring, the shaft furnace body is driven by the swinging rod to vibrate left and right and the buffer spring is used for buffering, so that the scrap steel in the shaft furnace body is accumulated together to vibrate and scatter, and the heating speed is accelerated.

(2) The device drives the first shovel that turns and the second shovel rotation of turning through connecting the belt and makes the internal steel scrap of shaft furnace body receive to turn over, makes the steel scrap surface be heated evenly, improves production efficiency.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

fig. 2 is a schematic front sectional view of the first and second rotating ring structures of the present invention;

FIG. 3 is a schematic top view of the servo motor and the connecting belt structure of the present invention;

FIG. 4 is a schematic side view of the servo motor and the rotating spindle structure of the present invention;

FIG. 5 is a schematic side view of the shaft furnace body and the position limiting rod structure of the present invention.

In the figure: 1. a shaft furnace body; 2. a horizontal furnace body; 3. a fixed block; 4. a buffer spring; 5. a servo motor; 6. rotating the main shaft; 7. a first rotating ring; 8. a second rotating ring; 9. a third rotating ring; 10. a swing lever; 11. a connecting shaft; 12. a first rotator; 13. a first turning shovel; 14. connecting a belt; 15. a rotating shaft; 16. a second rotator; 17. a second turning shovel; 18. a limiting rod.

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. 1-5, the present invention provides an embodiment: a shaft furnace oscillation device for a scrap steel preheating furnace comprises a shaft furnace body 1, a transverse furnace body 2 and a servo motor 5, wherein the bottom end of the shaft furnace body 1 is fixedly connected with the transverse furnace body 2, the shaft furnace body 1 is of a rectangular structure, the shaft furnace body 1 and a limiting rod 18 form a sliding structure, the shaft furnace body 1 can vibrate by itself by sliding on a second rotating ring 8, internal scrap steel can rock, the heating speed is accelerated, a fixed block 3 is fixedly connected to the surface of the top end of the transverse furnace body 2, a buffer spring 4 is fixedly connected to the surface of the fixed block 3, the servo motor 5 is fixedly connected to the inside of the shaft furnace body 1, a rotating main shaft 6 is fixedly connected to the top end of the right side of the servo motor 5, a first rotating ring 7 is sleeved on the surface of the rotating main shaft 6, the rotating main shaft 6 is of a cylindrical structure, and the rotating main shaft 6 is fixedly connected to the non, the first rotating ring 7 is driven to rotate by rotating the main shaft 6, meanwhile, the first rotating ring 7 drives the second rotating ring 8 to rotate, and the second rotating ring 8 is sleeved on the surface of the first rotating ring 7.

The surface of the second rotating ring 8 is sleeved with a third rotating ring 9, the surface of the third rotating ring 9 is fixedly connected with a swinging rod 10, the first rotating ring 7 is of a cylindrical structure, the first rotating ring 7 and the second rotating ring 8 form a rotating structure, the second rotating ring 8 drives the third rotating ring 9 to rotate for a circle due to the rotating center of the first rotating ring 7 after rotating, the third rotating ring 9 repeatedly rotates to drive the swinging rod 10 to swing back and forth, the top end of the right side of the third rotating ring 9 is fixedly connected with a connecting shaft 11, the top end of the first turning shovel 13 is fixedly connected with a first rotator 12, the surface of the first rotator 12 is sleeved with first turning shovels 13, the first turning shovels 13 are arranged into five groups, the first turning shovels 13 are distributed at equal intervals, and waste steel in the shaft furnace body 1 is stirred through the continuous rotation of the five groups of the first turning shovels 13, the surface of the shaft furnace body 1 is uniformly heated, the surface of the connecting shaft 11 is sleeved with the connecting belt 14, the right inner wall of the connecting belt 14 is wrapped with the rotating shaft 15, the top end of the rotating shaft 15 is fixedly connected with a second rotator 16, the second rotator 16 is of a cylindrical structure, the radius of the second rotator 16 is smaller than that of the first rotator 12, the second rotator 16 and the first rotator 12 synchronously rotate, the second turning shovel 17 and the first turning shovel 13 synchronously rotate, the turning speed of scrap steel is accelerated, the surface of the second rotator 16 is sleeved with the second turning shovel 17, and the limiting rod 18 is inserted in the shaft furnace body 1.

The working principle is as follows: when the shaft furnace body is used, according to the attached drawing 4, after the servo motor 5 is started, the servo motor 5 can drive the rotating main shaft 6 to rotate, the rotating main shaft 6 is connected with the first rotating ring 7 to drive the second rotating ring 8 to rotate, after the second rotating ring 8 rotates, because of the rotating center of the first rotating ring 7, the second rotating ring 8 drives the third rotating ring 9 to rotate for a circle, the third rotating ring 9 rotates repeatedly to drive the oscillating rod 10 to oscillate back and forth, the oscillating rod 10 oscillates back and forth to push the shaft furnace body 1 to vibrate back and forth left and right, according to the attached drawing 1, the buffer spring 4 can buffer the oscillating amplitude of the shaft furnace body 1 and reduce abrasion, meanwhile, the limiting rod 18 can limit the oscillating direction and position of the shaft furnace body 1, and the stability of the shaft furnace body 1 is improved.

According to the attached figure 3, when the second rotating ring 8 rotates, the connecting shaft 11 is driven to rotate at the same time, the connecting shaft 11 drives the first rotator 12 to rotate after rotating, the first rotator 12 rotates to enable the first turning shovel 13 to rotate to turn the scrap steel in the shaft furnace body 1, the surface of the scrap steel is heated uniformly, the internal heating degree is accelerated, meanwhile, the connecting shaft 11 rotates to drive the connecting belt 14 to enable the rotating shaft 15 to rotate, the rotating shaft 15 rotates to drive the second rotator 16 to connect with the second turning shovel 17 to rotate, the turning efficiency of the scrap steel in the shaft furnace body 1 is accelerated, and the working efficiency is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a scrap steel is shaft furnace vibrating device for preheating furnace, includes shaft furnace body (1), cross-over body (2) and servo motor (5), its characterized in that: the shaft furnace comprises a shaft furnace body (1), wherein a transverse furnace body (2) is fixedly connected to the bottom end of the shaft furnace body (1), a fixed block (3) is fixedly connected to the surface of the top end of the transverse furnace body (2), a buffer spring (4) is fixedly connected to the surface of the fixed block (3), a servo motor (5) is fixedly connected to the interior of the shaft furnace body (1), a rotating main shaft (6) is fixedly connected to the right top end of the servo motor (5), a first rotating ring (7) is sleeved on the surface of the rotating main shaft (6), a second rotating ring (8) is sleeved on the surface of the first rotating ring (7), a third rotating ring (9) is sleeved on the surface of the second rotating ring (8), a swing rod (10) is fixedly connected to the surface of the third rotating ring (9), a connecting shaft (11) is fixedly connected to the right top end of the third rotating ring (9), and a first rotator (12) is fixedly connected to the, the shaft furnace is characterized in that a first turning shovel (13) is sleeved on the surface of the first rotator (12), a connecting belt (14) is sleeved on the surface of the connecting shaft (11), a rotating shaft (15) is wrapped on the inner wall of the right side of the connecting belt (14), a second rotator (16) is fixedly connected to the top end of the rotating shaft (15), a second turning shovel (17) is sleeved on the surface of the second rotator (16), and a limiting rod (18) is inserted in the shaft furnace body (1).

2. The shaft furnace oscillation device for the scrap steel preheating furnace according to claim 1, which is characterized in that: the shaft furnace body (1) is of a rectangular structure, and the shaft furnace body (1) and the limiting rod (18) form a sliding structure.

3. The shaft furnace oscillation device for the scrap steel preheating furnace according to claim 1, which is characterized in that: the rotating main shaft (6) is of a cylindrical structure, and the rotating main shaft (6) is fixedly connected to the non-circle center position of the first rotating ring (7).

4. The shaft furnace oscillation device for the scrap steel preheating furnace according to claim 1, which is characterized in that: first rotating ring (7) are cylindrical structure, and first rotating ring (7) constitutes rotary type structure with second rotating ring (8).

5. The shaft furnace oscillation device for the scrap steel preheating furnace according to claim 1, which is characterized in that: the first turning shovels (13) are arranged into five groups, and the first turning shovels (13) are distributed at equal intervals.

6. The shaft furnace oscillation device for the scrap steel preheating furnace according to claim 1, which is characterized in that: the second rotator (16) is of a cylindrical structure, and the radius of the second rotator (16) is smaller than that of the first rotator (12).

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