CN211837738U

CN211837738U - Refractory material mixing plant with multiple feeding channels

Info

Publication number: CN211837738U
Application number: CN202020186391.1U
Authority: CN
Inventors: 杨家春; 荆小杰; 余光明
Original assignee: Ma'anshan Yiwen Metallurgical Machinery Repair Co ltd
Current assignee: Ma'anshan Yiwen Metallurgical Machinery Repair Co ltd
Priority date: 2020-02-19
Filing date: 2020-02-19
Publication date: 2020-11-03
Anticipated expiration: 2030-02-19

Abstract

The utility model discloses a refractory material stirring station with multiple material loading passageway belongs to mechanical engineering equipment technical field. It includes: a frame; the feeding and winding mechanism is arranged on one side of the rack and comprises a hopper, a winding assembly and a guide rail, wherein a pulley is arranged on the guide rail, the winding assembly is connected with the hopper through a steel wire rope and the pulley, and a limiting device is arranged on the guide rail; the feeding port of the vertical shaft planetary stirrer is positioned obliquely above and corresponds to the discharging port of the hopper; the wind power feeding mechanism is arranged on the same side of the feeding winch mechanism and comprises a wind pipe, a blanking hopper and a fan arranged on the blanking hopper, the upper end of the wind pipe is connected and communicated with the blanking hopper, a sleeve is arranged at the lower part of the wind pipe, at least one air inlet is formed in the lower end of the sleeve, and the blanking hopper is connected to the vertical shaft planetary mixer. Adopt wind-force feed mechanism to be used for carrying the powder, material loading material raises the mechanism and is used for carrying the granule material, has realized the material loading simultaneously of powder and granule material.

Description

Refractory material mixing plant with multiple feeding channels

Technical Field

The utility model belongs to the technical field of mechanical engineering equipment, more specifically say, relate to a refractory material mixing plant with multiple material loading passageway for refinery repairs molten steel jar, hot metal bottle refractory castable stirring, transport of knoing.

Background

The hot metal ladle is in a straight cylinder shape, the outer shell is welded by steel plates, clay bricks are built in the hot metal ladle, cast steel trunnions are respectively arranged on two sides of the hot metal ladle and supported on the frame, a hook pin shaft is arranged at the bottom of the ladle, the hot metal ladle can be lifted by a crane to tip the hot metal, and the hot metal ladle comprises an open-type hot metal ladle and a torpedo-type hot metal ladle. Open-type hot metal ladles, also known as ladles, are commonly used in large and medium-sized foreign iron and steel enterprises. Before the hot-metal ladle is used, refractory castable needs to be built on the inner side of the hot-metal ladle so as to prolong the service life of the hot-metal ladle. The use of the hot metal ladle is an important part of the normal operation of the whole production line of the iron and steel company, and whether the safe and efficient operation is directly related to whether the production is operated smoothly or not. The refractory castable for the inner lining of the hot metal ladle at present mainly comprises clay bricks, three-level high-alumina bricks, pyrophyllite bricks and Al₂O₃-SiC-C brick, Al₂O₃-SiC-C castable, and the like.

For Al₂O₃the-SiC-C castable needs to be stirred on site and then transported into a molten iron tank, so that refractory castable stirring equipment needs to be equipped on site. At present, generally adopt concrete mixing device to stir, chinese patent application No. 201210407901.3 for example discloses a portable cement mixing plant, including the frame that has the wheel, frame one end fixed mounting cylinder mixer and feeder hopper, the other end installation storehouse body, the installation of storehouse body one end car frame drags hanging device. This patent is installed on a frame that has the wheel through integrating the mixer and the storehouse body for cement mixing plant can pull the removal according to the needs of building engineering, and is very convenient, but this mixing plant only one set of feed mechanism, and the feeder hopper is the open-type, and refractory material has partly to be the powder, can produce the raise dust in the transportation, can't realize the feeding together of powder and granule material simultaneously, thereby influences the stirring speed of refractory material, has reduced work efficiency.

There is also a special refractory castable stirring device, for example, chinese patent application No. 201710823467.X, which discloses a stirrer special for refractory castable, comprising a housing, stirring blades arranged inside the housing and fixed on a stirring shaft, one end of the stirring shaft extending to the lower part of the housing and connected with an output shaft of a differential, the differential is fixed on the housing through a bracket, and an input shaft of the differential is connected with an output shaft of a motor. It can be seen that this mixer is provided with a feed inlet, and granule material and powder mix and carry respectively to the mixer in, can't realize the feeding together of powder and granule material equally to influence the stirring speed of refractory material, reduced work efficiency.

Disclosure of Invention

1. Problems to be solved

To the problem that current stirring station can't realize granule material and powder feeding simultaneously, the utility model provides a refractory material stirring station with multiple material loading passageway realizes the feeding when two kinds of materials, improves work efficiency.

2. Technical scheme

In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:

the utility model discloses a refractory material mixing station with multiple feeding channels, which comprises a frame;

the feeding and winding mechanism is arranged on one side of the rack and comprises a hopper, a winding assembly and a guide rail, wherein a pulley is arranged on the guide rail, the winding assembly is connected with the hopper through a steel wire rope and the pulley, and a limiting device is arranged on the guide rail;

the feeding port of the vertical shaft planetary stirrer is positioned obliquely above and corresponds to the discharging port of the hopper;

the wind power feeding mechanism is arranged on the same side of the feeding winch mechanism and comprises a wind pipe, a blanking hopper and a fan arranged on the blanking hopper, the upper end of the wind pipe is connected and communicated with the blanking hopper, a sleeve is arranged on the lower portion of the wind pipe, at least one air inlet is formed in the lower end of the sleeve, and the blanking hopper is connected to the vertical shaft planetary mixer.

In the utility model relates to a possible embodiment, stop device includes last spacing proximity switch, lower spacing travel switch, upper limit travel switch and safety protection travel switch, last spacing proximity switch and upper limit travel switch fix the upper portion of guide rail and be connected with the upstroke of guide rail, lower spacing travel switch be connected with the downstroke of guide rail.

In the utility model relates to a possible embodiment, two rows of stay bolts are vertically established to the sleeve pipe, and every row establishes two bolts along circumference at least, and the sleeve pipe suit is in the lower part of tuber pipe, and the position of balanced regulation stay bolt adjusts sheathed tube air intake and tuber pipe air inlet channel's size within a definite time.

In order not to influence operating personnel's the round trip to walk, in the utility model relates to a possible embodiment, sheathed tube upper portion symmetry is equipped with mount pad and promotion handle, promotes the handle block in the mount pad, and the promotion handle can be put down when not using, promotes the handle and supports and lean on the lower terminal surface at the mount pad during the use, the orificial clearance of wind of being convenient for.

In a possible embodiment of the present invention, the sleeve is cylindrical, the inner diameter of the sleeve is slightly larger than the outer diameter of the air pipe, and three bolts are disposed along the circumferential direction in each row.

In a possible embodiment of the present invention, the air inlet is circular arc or rectangular.

In the utility model relates to a possible embodiment, the frame has mounting platform, arranges in the removal gyro wheel of mounting platform below and arrange in the mounting platform top and with the relative handling mechanism that sets up of material roll-up mechanism, handling mechanism is used for transporting the refractory castable who stirs to pending work piece top.

In the utility model relates to an among the possible embodiment, handling mechanism includes montant, horizontal pole, hanger rail and electric block, the montant is fixed mounting platform is last to the welding has the reinforcing plate, and the welding is arranged on the montant in proper order to the horizontal pole, hanger rail perpendicular horizontal pole and welded fastening, electric block arranges in on the hanger rail.

3. Advantageous effects

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

(1) the refractory mixing station with multiple feeding channels adopts the wind power feeding mechanism to convey powder, and the feeding material winding mechanism to convey granular material, so that simultaneous feeding of the powder and the granular material is realized, the time is saved by about 10%, and the working efficiency is effectively improved; meanwhile, the wind power feeding mechanism belongs to a semi-closed structure, so that dust can be reduced;

(2) the refractory mixing plant with multiple feeding channels of the utility model is provided with a plurality of switches on the guide rail, wherein the upper and lower forming switches can control the feeding and discharging of the hopper, and a safety switch is arranged to ensure the safe and reliable use of the mixing plant;

(3) the utility model discloses a refractory material stirring station with multiple material loading passageway, simple structure easily makes.

Drawings

The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus are not intended to limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.

FIG. 1 is a schematic perspective view of a refractory mixing plant with multiple feeding channels according to the present invention;

FIG. 2 is a schematic structural view of a wind feeding mechanism of a refractory mixing plant with multiple feeding channels according to the present invention;

FIG. 3 is a schematic structural diagram of a material feeding and lifting mechanism of the refractory mixing station with multiple material feeding channels according to the present invention;

fig. 4 is a schematic view of the sleeve structure of the refractory mixing station with multiple feeding channels according to the present invention.

The notation in the figure is:

100. a frame; 110. mounting a platform; 120. moving the roller; 130. a hoisting mechanism; 131. a vertical rod; 132. a cross bar; 133. hoisting a rail; 134. an electric hoist;

200. a feeding material winding mechanism; 210. a hopper; 220. a hoisting assembly; 230. a guide rail; 240. an upper limit proximity switch; 250. a lower limit travel switch; 260. an upper limit travel switch; 270. a safety protection travel switch; 280. a pulley;

300. a vertical shaft planetary mixer; 310. a feed inlet;

400. a wind power feeding mechanism; 410. an air duct; 420. feeding a hopper; 430. a fan; 440. a sleeve; 441. an air inlet; 442. a mounting seat; 443. the handle is lifted.

Detailed Description

The following detailed description of exemplary embodiments of the invention refers to the accompanying drawings, which form a part hereof, and in which is shown by way of illustration exemplary embodiments in which the invention may be practiced. Although these exemplary embodiments are described in sufficient detail to enable those skilled in the art to practice the invention, it should be understood that other embodiments may be realized and that various changes to the invention may be made without departing from the spirit and scope of the present invention. The following more detailed description of the embodiments of the present invention is not intended to limit the scope of the invention, as claimed, but is presented for purposes of illustration only and not limitation to provide the best mode contemplated for carrying out the invention and to enable any person skilled in the art to practice the invention. Accordingly, the scope of the invention is to be limited only by the following claims.

The detailed description and exemplary embodiments of the invention may be better understood when read in conjunction with the following drawings, where the elements and features of the invention are identified by reference numerals.

Example 1

As shown in fig. 1 to 4, the refractory mixing plant with multiple feeding channels of the present embodiment is controlled by a PLC, and all the electrical components of the mixing plant are electrically connected to a PLC controller. The mixing station includes a frame 100; the material feeding and rolling mechanism 200 arranged on one side of the frame 100 comprises a hopper 210, a winding assembly 220 and a guide rail 230, wherein a pulley 280 is arranged on the guide rail 230, the winding assembly 220 is connected with the hopper 210 through a steel wire rope and the pulley 280, and a limiting device is arranged on the guide rail 230.

As can be seen from fig. 3, the limiting device comprises an upper limit proximity switch 240, a lower limit travel switch 250, an upper limit travel switch 260 and a safety protection travel switch 270, wherein the upper limit proximity switch 240 and the upper limit travel switch 260 are fixed on the upper part of the guide rail 230 and connected with the upper travel of the guide rail 230, and the lower limit travel switch 250 is connected with the lower travel of the guide rail 230; the vertical shaft planetary mixer 300 is arranged on the frame 100, and a feed inlet 310 of the vertical shaft planetary mixer 300 is positioned obliquely above and corresponds to a feed outlet of the hopper 210; a wind feed mechanism 400, which may be of a separate design or attached to the frame 100.

The upper limit proximity switch 240, the lower limit travel switch 250, the upper limit travel switch 260, and the safety protection travel switch 270 are commercially available products, such as schneider proximity switches and ohron travel switches.

Wherein:

(1) the specific parameters of the winding mechanism 200 are as follows:

rail gauge of guide rail 230: capacity of 1800mm hopper 210310: 0.5m³

Motor power of the hoisting assembly 220: 15KW feeding speed: 20 m/min.

(2) The specific parameters of the vertical shaft planetary mixer 300 are as follows:

discharge capacity: 1000L mixing drum rated dry capacity: particle size of 1500L dry material: 40/60mm

External dimensions of the mixing drum (diameter × height): stirring speed of leaf with diameter of 3000mm multiplied by 830 mm: 20r/min

The model of a main motor of the stirrer: YJB280S-8-L4 power 55KW

Model number of the micro water pump 410: 65JDB-5 Power 1.1KW

Host physical dimensions (diameter × height): the dead weight of phi 3128mm x 1820mm is about 6500 Kg.

As shown in fig. 2, the wind feeding mechanism 400 is disposed on the same side of the feeding winding mechanism, the wind feeding mechanism 400 includes an air duct 410, a discharging hopper 420 and a fan 430 mounted on the discharging hopper 420, the upper end of the air duct 410 is connected and communicated with the discharging hopper 420, a sleeve 440 is disposed at the lower portion of the air duct 410, two symmetrical circular arc or rectangular air inlets 441 are disposed at the lower end of the sleeve 440, the discharging hopper 420 is connected to the vertical shaft planetary mixer 300, in this embodiment, the air duct 410 is welded to the frame 100 to be fixed, the air duct 410 is made of steel pipe, the diameter of the air duct 410 is 200 and 300mm, and the power of the fan 430 is 7.5 KW.

For example, the refractory includes alumina: 50-70 parts of silicon dioxide: 10-40 parts of mullite: 10-20 parts of heat-resistant steel fibers, wherein the alumina and the silica are powder materials, the materials can be fed by a wind feeding mechanism 400, and the materials can be fed by a feeding hoisting mechanism 200 by using mullite and heat-resistant steel fibers as granular materials.

In fig. 4, it can be seen that the sleeve 440 is cylindrical, the inner diameter of the sleeve 440 is slightly larger than the outer diameter of the air duct 410, the specific value is 2-3mm, the sleeve 440 can move up and down along the outer side of the air duct 410, so that a gap between the sleeve 440 and the air duct 410 is not too large, and a blow-by phenomenon is caused by the large gap, two rows of support bolts are longitudinally arranged on the sleeve 440, three bolts are arranged on each row along the circumferential direction, the sleeve 440 is sleeved on the lower portion of the air duct 410, the positions of the support bolts are adjusted in a balanced manner, and the size of an air inlet channel between the air inlet 441 of the sleeve 440 and.

Furthermore, for convenience of manufacture, the mounting seat 442 and the lifting handle 443 are symmetrically arranged on the upper portion of the casing 440, the lifting handle 443 is clamped in the mounting seat 442, the lifting handle 443 can be put down when not in use, the back-and-forth movement of an operator cannot be influenced, and the lifting handle 443 abuts against the lower end face of the mounting seat 442 when in use, so that the opening of the air duct 410 can be cleaned conveniently.

Example 2

The structure of the present embodiment is substantially the same as that of embodiment 1, except that the rack 100 has a mounting platform 110, a movable roller 120 disposed below the mounting platform 110, and a lifting mechanism 130 disposed above the mounting platform 110 and opposite to the material feeding and lifting mechanism 200, and the lifting mechanism 130 is used for conveying the stirred refractory castable material to the position above the workpiece to be processed. When the stirring station is used, the stirring station is pulled to a working place by the tractor, and the whole stirring station is more convenient to move.

Referring to fig. 1, the lifting mechanism 130 includes a vertical rod 131, a horizontal rod 132, a lifting rail 133 and an electric hoist 134, the vertical rod 131 is fixed on the mounting platform 110, and a reinforcing plate is welded on the vertical rod 131, the plane where the lifting rail 133 is located is higher than the mounting platform 110 by at least 1200 and 1800mm, the height difference of the embodiment is preferably 1500mm, the whole lifting mechanism 130 is higher than the molten iron tank, the reinforcing plate is welded between the vertical rod 131 and the mounting platform 110, the strength of the vertical rod 131 is enhanced by the reinforcing plate, the horizontal rods 132 are sequentially arranged and welded on the vertical rod 131, the lifting rail 133 is perpendicular to the horizontal rod 132 and is welded and fixed, the electric hoist 134 is arranged on the lifting rail 133, the electric hoist 134 has a lifting hook and is controlled by a manual controller to lift the refractory stirred by the stirring mechanism to the upper side of the molten iron tank, and the load of the electric hoist.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. A refractory mixing station with multiple loading channels, characterized by comprising a frame (100);

the material feeding and winding mechanism (200) is arranged on one side of the rack (100) and comprises a hopper (210), a winding assembly (220) and a guide rail (230), wherein a pulley (280) is arranged on the guide rail (230), the winding assembly (220) is connected with the hopper (210) through a steel wire rope and the pulley (280), and a limiting device is arranged on the guide rail (230);

the vertical shaft planetary stirrer (300) is arranged on the frame (100), and a feed inlet (310) of the vertical shaft planetary stirrer (300) is positioned obliquely above and corresponds to a feed outlet of the hopper (210);

the wind power feeding mechanism (400) is arranged on the same side of the feeding hoisting mechanism (200) and comprises an air pipe (410), a discharging hopper (420) and a fan (430) arranged on the discharging hopper (420), the upper end of the air pipe (410) is communicated with the discharging hopper (420), a sleeve (440) is arranged on the lower portion of the air pipe (410), at least one air inlet (441) is formed in the lower end of the sleeve (440), and the discharging hopper (420) is connected to the vertical shaft planetary mixer (300).

2. The refractory mixing station with multiple feeding channels according to claim 1, wherein the limiting device comprises an upper limiting proximity switch (240), a lower limiting travel switch (250), an upper limiting travel switch (260) and a safety protection travel switch (270), the upper limiting proximity switch (240) and the upper limiting travel switch (260) are fixed on the upper portion of the guide rail (230) and connected with the upper travel of the guide rail (230), and the lower limiting travel switch (250) is connected with the lower travel of the guide rail (230).

3. The refractory mixing station with multiple feeding channels according to claim 1, wherein two rows of support bolts are longitudinally arranged on the sleeve (440), each row is provided with at least two bolts along the circumferential direction, the sleeve (440) is sleeved on the lower part of the air pipe (410), the positions of the support bolts are adjusted in a balanced manner, and the size of the air inlet channel between the air inlet (441) of the sleeve (440) and the air pipe (410) is adjusted.

4. The refractory mixing station with multiple feeding channels according to claim 1, characterized in that the sleeve (440) is provided with a mounting seat (442) and a lifting handle (443) at the upper part, and the lifting handle (443) is clamped in the mounting seat (442).

5. The refractory mixing station with multiple feeding channels according to any one of claims 1 to 4, wherein the sleeve (440) is cylindrical, the inner diameter of the sleeve (440) is slightly larger than the outer diameter of the air pipe (410), and three bolts are arranged in each row along the circumferential direction.

6. The refractory mixing station with multiple feeding channels according to claim 5, wherein the air inlet (441) is arc-shaped or rectangular.

7. The refractory mixing station with multiple feeding channels according to claim 6, wherein the frame (100) has a mounting platform (110), a moving roller (120) disposed below the mounting platform (110), and a lifting mechanism (130) disposed above the mounting platform (110) and opposite to the feeding mechanism (200), wherein the lifting mechanism (130) is used for conveying the mixed refractory castable above the workpiece to be processed.

8. The refractory mixing plant with multiple feeding channels according to claim 7, wherein the lifting mechanism (130) comprises vertical rods (131), horizontal rods (132), lifting rails (133) and electric hoists (134), the vertical rods (131) are fixed on the mounting platform (110) and welded with the reinforcing plates, the horizontal rods (132) are sequentially welded on the vertical rods (131), the lifting rails (133) are vertical to the horizontal rods (132) and welded and fixed, and the electric hoists (134) are arranged on the lifting rails (133).