CN216838034U

CN216838034U - Industrial slag discharge waste heat recovery device

Info

Publication number: CN216838034U
Application number: CN202122138728.9U
Authority: CN
Inventors: 郭明生
Original assignee: Anhui Shengte Environmental Engineering Equipment Co ltd
Current assignee: Anhui Shengte Environmental Engineering Equipment Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-06-28
Anticipated expiration: 2031-09-06

Abstract

The utility model relates to an industry is arranged sediment waste heat recovery device, including the pan feeding mouth that is located casing top center department, casing bottom both sides all are equipped with and run through the casing and extend to the inside air intake of casing, and the casing bottom is equipped with the water inlet that is connected with the water barrier, and wherein, water barrier top one end is connected with outside gas outlet, casing outer wall bottom is equipped with the motor that is connected with the carousel that cavity set up, and is connected with the adjustment mechanism rather than the looks adaptation on the carousel, adjustment mechanism is including being located the turning handle on the casing outer wall, transmission shaft on the turning handle runs through the carousel and extends to on the inside sun gear of carousel, the transmission has last gear board and lower gear board with the bottom meshing respectively. Has the beneficial effects that: the utility model discloses can carry out recycle with the slag and carry out effectual conversion with the slag heat and utilize and improve energy efficiency and energy-concerving and environment-protective.

Description

Industrial slag discharge waste heat recovery device

Technical Field

The utility model relates to an industry thing environmental protection recovery unit technical field, concretely relates to sediment waste heat recovery device is arranged to industry.

Background

The slag is also called as dissolving slag. The melt floating on the surface of liquid material such as metal generated in the pyrometallurgical process is mainly composed of oxides (silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide), also contains sulfides and carries a small amount of metal, and the components of the slag are adjusted by adding proper amount of flux (lime, quartz, fluorite, etc.). During the smelting process, the components and properties of the slag are controlled, so that gangue and oxidized impurity products can be smoothly separated from molten metal or sulfur, harmful impurities in the metal are removed, non-metallic inclusions in the liquid metal are absorbed, the liquid metal is not directly polluted by furnace gas, and useful metal oxides are enriched; it is also a resistance heating element in electric furnace smelting. The slag plays a decisive role in ensuring smooth smelting operation, quality of smelting products, metal recovery rate and the like.

The steel industry is an energy-intensive industry, the energy consumption of the energy-intensive industry is about 10% -15% of the total energy consumption of China, blast furnace slag is one of the most main byproducts in the production of the steel industry, so the recovery and utilization of the waste heat of the blast furnace slag play a vital role in energy conservation and emission reduction of the steel industry and energy efficiency improvement, but the prior art device does not effectively utilize and recover the waste heat of the slag and does not further treat the slag so as to convert the slag into a usable product, so that the waste of resources is realized, and the environment friendliness is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can carry out recycle with the slag and carry out effectual conversion with the slag heat and utilize and improve energy efficiency and energy-concerving and environment-protective industry row sediment waste heat recovery device, realize through following scheme.

In order to realize the above purpose, the utility model discloses a technical scheme be: the industrial deslagging waste heat recovery device is characterized by comprising a feeding port located in the center of the top end of a shell, wherein air inlets penetrating through the shell and extending into the shell are formed in two sides of the bottom end of the shell, a water inlet connected with a water-resisting layer is formed in the bottom end of the shell, an external air outlet is connected to one end of the top end of the water-resisting layer, a motor connected with a hollow turntable is arranged at the bottom end of the outer wall of the shell, and an adjusting mechanism matched with the turntable is connected to the turntable;

adjustment mechanism is including being located the turning handle on the casing outer wall, transmission shaft on the turning handle runs through the carousel and extends to on the inside sun gear of carousel, the transmission of sun gear top and bottom meshing respectively has last gear board and lower gear board, and wherein, go up gear board and lower gear board one end and keep away from sun gear one side and be located the rotating vane between carousel and the shells inner wall through first gear and second gear fixedly connected with respectively.

Further, the air inlet is internally provided with a precise filter screen connected with the inner wall of the shell, and one side of the bottom end of the shell is provided with a material receiving opening extending to the outside.

Furthermore, an observation port arranged on the outer wall of the shell is arranged right above the material receiving port.

Further, the transmission ratio between the sun gear and the upper gear plate and the transmission ratio between the sun gear and the lower gear plate are maintained the same, and the horizontal center lines of the first gear and the second gear are maintained on the same axis.

Furthermore, swing grooves connected with the rotating blades are formed in two ends of the outer wall of the rotating disc.

The technical effects of the utility model reside in that: the blades with a certain angle are additionally arranged on a rotary disc connected with a motor in a shell, namely, the angle of the rotary blades at two ends is adjusted through an adjusting mechanism, the flying track of liquid slag particles can be controlled, so that the slag particles can fly out along three tracks of oblique upper, parallel and oblique lower, under the action of mechanical crushing and air quenching of the blades, the crushing and granulating effect of the slag particles is better, the heat exchange space is further covered, the heat exchange area of the whole system is increased, an air inlet is formed in the bottom of the device, the air inlet and the inner wall of the device have a certain upward inclined angle, so that air rises in the device in a spiral mode, the contact area of the slag particles and the air is increased, and the slag particles can be further crushed and completely solidified through air quenching.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the adjusting mechanism of the present invention.

Reference numerals are as follows: 1-a shell; 2-a feeding port; 3-air inlet; 4-a water-resisting layer; 5-a water inlet; 6, rotating a disc; 7-a motor; 8-an adjusting mechanism; 9-turning handle; 10-a transmission shaft; 11-a sun gear; 12-upper gear plate; 13-lower gear plate; 14-a first gear; 15-a second gear; 16-rotating blades.

Detailed Description

Referring to the attached drawings 1-2, the industrial deslagging waste heat recovery device comprises a feeding port 2 positioned at the center of the top end of a shell 1, wherein both sides of the bottom end of the shell 1 are provided with an air inlet 3 which penetrates through the shell 1 and extends to the inside of the shell 1, the bottom end of the shell 1 is provided with a water inlet 5 connected with a water-resisting layer 4, one end of the top end of the water-resisting layer 4 is connected with an external air outlet, the bottom end of the outer wall of the shell 1 is provided with a motor 7 connected with a hollow rotary table 6, and the rotary table 6 is connected with an adjusting mechanism 8 matched with the rotary table 6;

adjustment mechanism 8 is including being located the turning handle 9 on the casing 1 outer wall, transmission shaft 10 on the turning handle 9 runs through carousel 6 and extends to on the inside sun gear 11 of carousel 6, sun gear 11 top and bottom mesh transmission respectively have last gear board 12 and lower gear board 13, and wherein, go up gear board 12 and lower gear board 13 one end and keep away from sun gear 11 one side and be located the rotating blade 16 between carousel 6 and the casing 1 inner wall through first gear 14 and second gear 15 fixedly connected with respectively.

The concrete embodiment of this scheme does, the precision filter who is connected with 1 inner wall of casing has been arranged in air intake 3, and precision filter's setting can prevent that the filter residue from dropping to the outside when guaranteeing the structure ventilation, and 1 bottom one side of casing sets up the material receiving opening that extends to the outside, be equipped with the viewing aperture of arranging in on the casing outer wall directly over the material receiving opening, see through the viewing aperture and can see rotating vane 16's turned angle to make the sediment grain can be according to oblique upper, parallel, three orbit departure down to one side through rotating vane 16, under the effect of the broken and air-quench of blade machinery, the broken pelletization effect of sediment grain is better, and then is covered with the heat transfer space.

The specific embodiment of this scheme is that, adjustment mechanism 8 is exactly through rotating turning handle 9 to make upper gear plate 12 and lower gear plate 13 reverse drive simultaneously through sun gear 11, and then rotate first gear 14 and second gear 15 to opposite direction, when first gear 14 and second gear 15 reverse rotation simultaneously, thereby adjust rotating vane to three kinds of states of slant upper, parallel, slant lower, so that cooperation slag grain breakage granulation effect is better.

The specific embodiment of the scheme is that the transmission ratio between the central gear 11 and the upper gear plate 12 is kept the same as the transmission ratio between the central gear 11 and the lower gear plate 13, the horizontal central lines of the first gear 14 and the second gear 15 are kept on the same axis, and both ends of the outer wall of the rotating disc 6 are provided with swing grooves connected with the rotating blades 16.

The specific embodiment of the scheme is that the blast furnace slag liquid slag stream flies out of the rotary disc to be granulated through the centrifugal action of the centrifugal rotary disc, blades attached to the centrifugal rotary disc have the mechanical crushing effect on the liquid blast furnace slag, and under the influence of the specific angle of the blades of the centrifugal rotary disc, the granulated blast furnace slag is impacted on the water cooling wall in the container to form an annular belt, so that the heat exchange area between the granulated blast furnace slag liquid slag stream and air and the water cooling wall is increased. When the liquid slag flies, the liquid slag is further air-quenched and granulated by the air spirally rising from the bottom of the device to ensure that the slag grains are quenched to be small, the blast furnace slag continuously exchanges heat with the water-cooled wall for cooling in the process of sliding down from the water-cooled inner wall to the bottom of the container, finally, steam and hot air with certain pressure and temperature are obtained as heat recovery products, and the slag grains with high vitrification degree are obtained as byproducts.

The embodiment of this scheme does, the utility model discloses improve perfect thinking and combined multiple modes such as centrifugal granulation, mechanical breakage, air quench and dividing wall type heat transfer and retrieve the waste heat of liquid blast furnace slag, accord with energy saving and emission reduction and green's notion completely, can carry out recycle with the slag to carry out effectual conversion utilization and improve energy efficiency and energy-concerving and environment-protective with the slag heat.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The industrial deslagging waste heat recovery device is characterized by comprising a feeding port (2) positioned at the center of the top end of a shell (1), wherein both sides of the bottom end of the shell (1) are provided with an air inlet (3) which penetrates through the shell (1) and extends to the interior of the shell (1), the bottom end of the shell (1) is provided with a water inlet (5) connected with a water-resisting layer (4), one end of the top end of the water-resisting layer (4) is connected with an external air outlet, the bottom end of the outer wall of the shell (1) is provided with a motor (7) connected with a hollow rotary disc (6), and the rotary disc (6) is connected with an adjusting mechanism (8) matched with the rotary disc;

adjustment mechanism (8) are including being located change handle (9) on casing (1) outer wall, transmission shaft (10) on change handle (9) run through carousel (6) and extend to on carousel (6) inside sun gear (11), sun gear (11) top and bottom mesh transmission respectively have last gear plate (12) and lower gear plate (13), and wherein, go up gear plate (12) and lower gear plate (13) one end and keep away from sun gear (11) one side and be located rotating vane (16) between carousel (6) and casing (1) inner wall through first gear (14) and second gear (15) fixedly connected with respectively.

2. The industrial deslagging waste heat recovery device is characterized in that a precise filter screen connected with the inner wall of the shell (1) is arranged in the air inlet (3), and a material receiving opening extending to the outside is formed in one side of the bottom end of the shell (1).

3. The industrial slagging waste heat recovery device according to claim 2, wherein a viewing port is arranged on the outer wall of the shell just above the material receiving port.

4. An industrial residue extraction waste heat recovery device according to claim 1, characterized in that the transmission ratio between the central gear (11) and the upper gear plate (12) and the transmission ratio between the central gear (11) and the lower gear plate (13) remain the same, and the horizontal centre lines of the first gear (14) and the second gear (15) remain on the same axis.

5. The industrial deslagging waste heat recovery device according to claim 1, wherein both ends of the outer wall of the rotating disc (6) are provided with swing grooves connected with the rotating blades (16).