CN218884702U - Flue gas pipeline gas flow control device for ferrotungsten furnace - Google Patents

Abstract

The utility model discloses a flue gas pipeline gas flow control device for ferrotungsten stove, including braced frame, braced frame's inner wall welding has the pipeline body, braced frame's inner wall is provided with power component. This flue gas pipeline gas flow control device for wolfram iron stove is provided with the hoist ware, fixing bolt, the bolt hole, including a motor, an end cap, a controller, and a cover plate, play to rise the rope, buckle and lug and, plug into through using welding technique and pipeline body, the card of the regulating part of having avoided leading to the fact because of the structural deformation of high temperature flue gas leads to dies, the sealed condition such as inefficacy of department of plugging into, the bolt of having avoided using flange joint receives pipeline body gravity and the damage that the high temperature flue gas influences the production, people can start motor messenger hoist ware work, can make to rise to play to restrict and drive the blind plate and rise or stop, can effectually realize effectual control to this internal gas flow of pipeline, it causes the sack to damage to have avoided high temperature flue gas to get into the sack room in a large number.

Description

Flue gas pipeline gas flow control device for ferrotungsten furnace

Technical Field

The utility model relates to a flue gas pipeline gas flow control technical field specifically is a flue gas pipeline gas flow control device for ferrotungsten stove.

Background

In an electric arc furnace ferrotungsten furnace production system using an iron-taking method for smelting, because the melting point of tungsten-containing materials is high, the temperature in the furnace reaches more than 3000 ℃ in the production process, the temperature of smoke generated by smelting in a dust removal system pipeline can reach more than 300 ℃, the high-temperature smoke easily deforms the smoke pipeline and a flow control device thereof, so that a valve of the smoke flow control system is blocked, and a large amount of glowing smoke enters a cloth bag chamber of the dust removal system to deform the cloth bag and even burn the cloth bag.

People need to be able to realize effective control on the gas flow in the pipeline, effectively avoid high-temperature flue gas from losing control, avoid a large amount of high-temperature flue gas from entering a cloth bag chamber to cause cloth bag damage and serious loss, and therefore, a flue gas pipeline gas flow control device for a ferrotungsten furnace is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flue gas pipeline gas flow control device for ferrotungsten stove to solve the current problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a flue gas pipeline gas flow control device for wolfram iron stove, includes braced frame, braced frame's inner wall welding has the pipeline body, braced frame's inner wall is provided with power component, power component includes hoist ware, fixing bolt, bolt hole, motor, plays to rise rope, buckle and lug and, the bottom of lug and is provided with seal assembly, seal assembly includes blind plate, spout, slider, draw-in groove and angle bar, braced frame's first stop device of outer wall fixedly connected with, braced frame's outer wall fixedly connected with second stop device.

Preferably, the inner wall of the supporting frame is connected with a winch through bolts, the top of the supporting frame is provided with four fixing bolts, the two fixing bolts are one group, and the two groups of fixing bolts are arranged on the supporting frame at equal intervals.

Preferably, the top of the supporting frame is provided with a bolt hole, the supporting frame and the winch form a fixing structure through a fixing bolt, and one end of the fixing bolt penetrates through the bolt hole and extends into the winch to be connected.

Preferably, one side of the winch is fixedly connected with a motor, a lifting rope is arranged inside the winch, a retaining ring is arranged at one end of the lifting rope, a lifting lug is arranged on the inner wall of the retaining ring, and one end of the lifting lug is inserted into the retaining ring to be closed.

Preferably, the bottom fixedly connected with blind plate of lug and, the spout has been seted up to braced frame's inner wall, and the inner wall sliding connection of spout has the slider, the quantity of slider has two, and two sliders use the perpendicular bisector of blind plate to set up as symmetry axis symmetry.

Preferably, the support frame and the sliding block form a sliding structure through a sliding groove, and one end of the sliding block extends into the sliding groove to be connected.

Preferably, a clamping groove is formed in the inner bottom of the supporting frame, angle iron is arranged at the top of the blind plate, the shape and the size of the inner wall of the clamping groove are matched with those of the outer wall of the blind plate, and one end of the blind plate extends into the clamping groove to be connected with the clamping groove.

Compared with the prior art, the beneficial effects of the utility model are that: the gas flow control device of the flue gas pipeline for the ferrotungsten furnace,

(1) The device is provided with a winch, a fixing bolt, a bolt hole, a motor, a lifting rope, a retaining ring and a lifting lug, and is connected with the pipeline body by using a welding technology, so that the conditions that an adjusting part is blocked due to structural deformation caused by high-temperature smoke, the sealing of the connection part is invalid and the like are avoided, the damage caused by the influence of the gravity of the pipeline body and the high-temperature smoke on the bolt connected by a flange is avoided, people can start the motor to enable the winch to work, the lifting rope can drive a blind plate to ascend or stop, the effective control on the gas flow in the pipeline body can be effectively realized, and the cloth bag damage caused by the fact that a large amount of high-temperature smoke enters a cloth bag chamber is avoided;

(2) Be provided with blind plate, spout, slider, draw-in groove and angle bar, be convenient for play to rise the drive blind plate that the rope can be better and rise, this internal gas flow of control pipeline that can be better, the blind plate left and right sides is sealed in stretching into the spout in the braced frame through the slider, realizes sealedly in the draw-in groove of bottom in the blind plate below through inserting braced frame, makes sealed effect better, has satisfied people's needs.

Drawings

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

FIG. 2 is a schematic view of the structure of the supporting frame and the bolt holes of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 5 is a schematic view of the structure of the supporting frame and the clamping groove of the present invention.

In the figure: 1. a support frame; 2. a pipe body; 3. a power assembly; 301. a winch; 302. fixing the bolt; 303. bolt holes; 304. a motor; 305. hoisting a rope; 306. a retaining ring; 307. lifting lugs; 4. a seal assembly; 401. a blind plate; 402. a chute; 403. a slider; 404. a card slot; 405. angle iron; 5. a first limiting device; 6. and a second limiting device.

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, fig. 2 and fig. 3, the present invention provides a technical solution: a flue gas pipeline gas flow control device for a tungsten-iron furnace comprises a supporting frame 1, a pipeline body 2 is welded on the inner wall of the supporting frame 1, a power assembly 3 is arranged on the inner wall of the supporting frame 1, the power assembly 3 comprises a winch 301, fixing bolts 302, bolt holes 303, a motor 304, a lifting rope 305, a retaining ring 306 and lifting lugs 307, the winch 301 is connected with the inner wall of the supporting frame 1 through bolts, the fixing bolts 302 are arranged on the top of the supporting frame 1, the number of the fixing bolts 302 is four, the two fixing bolts 302 are one group, the two groups of fixing bolts 302 are equidistantly arranged on the supporting frame 1, the fixing bolts 302 can better fix the winch 301 on the supporting frame 1, the winch 301 can better work, the integral stability is improved, the top of the supporting frame 1 is provided with the bolt holes 303, the supporting frame 1 and the winch 301 form a fixing structure through the fixing bolts 302, and one end of the fixing bolt 302 penetrates through the bolt hole 303 and extends into the winch 301 to be connected, so that the connection effect between the supporting frame 1 and the fixing bolt 302 and the winch 301 is enhanced, the fixing bolt 302 can better fix the winch 301, one side of the winch 301 is fixedly connected with the motor 304, the hoisting rope 305 is arranged inside the winch 301, one end of the hoisting rope 305 is provided with the retaining ring 306, the inner wall of the retaining ring 306 is provided with the lifting lug and 307, one end of the lifting lug and 307 extends into the retaining ring 306 to be closed, the connection effect between the lifting lug and 307 and the retaining ring 306 is enhanced, the lifting lug and 307 is better connected with the retaining ring 306, people can start the motor 304 to enable the winch 301 to work, the lifting rope 305 can drive the blind plate 401 to ascend or stop, and the flow of gas in the pipeline body 2 can be effectively controlled, the cloth bag damage caused by the fact that a large amount of high-temperature flue gas enters the cloth bag chamber is avoided.

Referring to fig. 1, 4 and 5, a sealing assembly 4 is disposed at the bottom of the lifting lug 307, the sealing assembly 4 includes a blind plate 401, a sliding groove 402, a sliding block 403, a slot 404 and an angle iron 405, a first limiting device 5 is fixedly connected to the outer wall of the supporting frame 1, a second limiting device 6 is fixedly connected to the outer wall of the supporting frame 1, the blind plate 401 is fixedly connected to the bottom of the lifting lug 307, the sliding groove 402 is formed in the inner wall of the supporting frame 1, the sliding block 403 is slidably connected to the inner wall of the sliding groove 402, the number of the sliding blocks 403 is two, the two sliding blocks 403 are symmetrically disposed with the perpendicular bisector of the blind plate 401 as the symmetry axis, the two sliding blocks 403 are disposed to facilitate the blind plate 401 to better slide in the sliding groove 402, so as to enhance the overall stability, braced frame 1 constitutes sliding construction through spout 402 and slider 403, and the one end of slider 403 stretches into spout 402 in the connection, braced frame 1 and the connection effect between spout 402 and the slider 403 have been strengthened, make slider 403 better slide in spout 402, draw-in groove 404 has been seted up to braced frame 1's interior bottom, the top of blind plate 401 is provided with angle bar 405, the inner wall shape size of draw-in groove 404 and the outer wall shape size phase-match of blind plate 401, and the one end of blind plate 401 stretches into draw-in groove 404 in be connected, the blind plate 401 left and right sides is stretched into spout 402 in braced frame 1 through slider 403 and is realized sealedly, blind plate 401 below realizes sealedly through inserting in the draw-in groove 404 of braced frame 1 bottom, make sealed effect better, people's needs have been satisfied.

The working principle is as follows: when the gas flow control device of the flue gas pipeline for the ferrotungsten furnace is used, firstly, the first limiting device 5 is fixed at the highest reachable position of the blind plate 401 on the supporting frame 1, the second limiting device 6 is fixed at the completely closed position of the blind plate 401 on the supporting frame 1, the angle iron 405 is installed on the blind plate 401 and used for triggering the first limiting device 5 and the second limiting device 6, then, an operator starts the motor 304 to enable the winch 301 to start to work, the winch 301 drives the lifting rope 305 to move, the lifting rope 305 drives the retaining ring 306 to move, the retaining ring 306 moves to drive the lifting lug and 307 to move, the lifting lug and 307 drive the blind plate 401 to move, the blind plate 401 drives the sliding block to move in the sliding groove 402, the winch 301 controls the blind plate 401 to move up and down by controlling the motor 304 to adjust the gas flow, when the blind plate 401 rises to the position of the first limiting device 5, the angle iron 405 above the blind plate 401 starts the first limiting device 5 to enable the motor 304 to stop running, when the blind plate 401 falls to the second limiting device 6, the blind plate is completely closed, and the operation of the blind plate 401 is started, and the operation of the second limiting device 405 is not described in the specification of the second limiting device, and the operation of the second limiting device is well-known technical literature.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (7)

1. The utility model provides a flue gas pipeline gas flow control device for ferrotungsten stove, includes braced frame (1), its characterized in that: the pipeline comprises a supporting frame (1), and is characterized in that a pipeline body (2) is welded on the inner wall of the supporting frame (1), a power assembly (3) is arranged on the inner wall of the supporting frame (1), the power assembly (3) comprises a winch (301), a fixing bolt (302), a bolt hole (303), a motor (304), a lifting rope (305), a buckle (306) and a lifting lug (307), a sealing assembly (4) is arranged at the bottom of the lifting lug (307), the sealing assembly (4) comprises a blind plate (401), a sliding groove (402), a sliding block (403), a clamping groove (404) and angle iron (405), a first limiting device (5) is fixedly connected to the outer wall of the supporting frame (1), and a second limiting device (6) is fixedly connected to the outer wall of the supporting frame (1).

2. The gas flow control device for the flue gas pipeline of the ferrotungsten furnace according to claim 1, wherein: the inner wall bolted connection of braced frame (1) has hoist ware (301), the top of braced frame (1) is provided with fixing bolt (302), the quantity of fixing bolt (302) is four, and two fixing bolt (302) are a set of, and two sets of fixing bolt (302) equidistance sets up on braced frame (1) moreover.

3. The gas flow control device for the flue gas pipeline of the ferrotungsten furnace according to claim 1, wherein: the top of the supporting frame (1) is provided with a bolt hole (303), the supporting frame (1) and the winch (301) form a fixing structure through a fixing bolt (302), and one end of the fixing bolt (302) penetrates through the bolt hole (303) to extend into the winch (301) to be connected.

4. The gas flow control device for the flue gas pipeline of the ferrotungsten furnace according to claim 1, wherein: one side of the winch (301) is fixedly connected with a motor (304), a lifting rope (305) is arranged inside the winch (301), a buckle (306) is arranged at one end of the lifting rope (305), a lifting lug (307) is arranged on the inner wall of the buckle (306), and one end of the lifting lug (307) extends into the buckle (306) to be closed.

5. The gas flow control device of the flue gas pipeline for the ferrotungsten furnace as claimed in claim 1, wherein: the bottom fixedly connected with blind plate (401) of lug and (307), spout (402) have been seted up to the inner wall of braced frame (1), and the inner wall sliding connection of spout (402) has slider (403), the quantity of slider (403) has two, and two sliders (403) use the perpendicular bisector of blind plate (401) to set up as symmetry axis symmetry.

6. The gas flow control device of the flue gas pipeline for the ferrotungsten furnace as claimed in claim 1, wherein: the supporting frame (1) and the sliding block (403) form a sliding structure through the sliding groove (402), and one end of the sliding block (403) extends into the sliding groove (402) to be connected.

7. The gas flow control device for the flue gas pipeline of the ferrotungsten furnace according to claim 1, wherein: a clamping groove (404) is formed in the inner bottom of the supporting frame (1), angle iron (405) is arranged at the top of the blind plate (401), the shape and the size of the inner wall of the clamping groove (404) are matched with the shape and the size of the outer wall of the blind plate (401), and one end of the blind plate (401) extends into the clamping groove (404) to be connected.

Images