CN116858985A - Ore sintering experimental device - Google Patents

Abstract

The application relates to the technical field of ore sintering experimental equipment, and discloses an ore sintering experimental device, which comprises: the combustion part is used for heating by gas combustion; the regenerator is connected with the combustion part; the sintering box is movably arranged at the lower part of the heat accumulation chamber; the sealing sleeve is fixedly arranged at the lower part of the regenerator. The following technical effects can be achieved: the sealing state during ore sintering can be realized through the sealing of the regenerator and the sintering furnace, and when the regenerator and the sintering furnace are sealed through liquid, the heat exchange and the cooling can be performed on the flue gas generated after sintering, the emission of high-temperature flue gas is reduced, the preheating of the regenerator and the sintering effect of the sintering furnace can be realized through the reciprocating movement of the sintering box, and the flue gas during preheating can be cooled through the heat storage stone during preheating, the heat storage stone is heated while the cooling is performed, the air can be heated through the heat storage stone during ore sintering, the temperature of the input air in the combustion furnace is increased, and the combustion efficiency of the combustion furnace is increased.

Description

Ore sintering experimental device

Technical Field

The application relates to the technical field of ore sintering experimental equipment, in particular to an ore sintering experimental device.

Background

At present, a trolley is generally adopted for sealing, heating and sintering in a kiln, but the sintering time and the sintering temperature required by different ores and ores with different contents are different during sintering, and sintering experiments are required to be carried out on the sintered ores to determine the sintering temperature and time of the ores;

in the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

the traditional ore sintering experiments are all coal burning sintering experiments, and all the coal burning sintering experiments are open sintering during sintering, so that the full-closed sintering of the ore cannot be performed, the gap is reserved between the full-closed sintering and the environment in an ore sintering kiln, and the sintering time and temperature cannot be accurately determined.

Disclosure of Invention

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview, and is intended to neither identify key/critical elements nor delineate the scope of such embodiments, but is intended as a prelude to the more detailed description that follows.

The embodiment of the disclosure provides an ore sintering experimental device to solve the problem that the ore sintering experimental device is sealed not tightly when sintering and preheating in a reciprocating way.

In some embodiments, the ore sintering experiment apparatus includes: the combustion part is used for supplying heat through gas combustion; the regenerator is connected with the combustion part and used for receiving hot air fed by the combustion part, and the combustion part is arranged at two sides of the regenerator; the sintering box is movably arranged at the lower part of the regenerative chamber; the sealing sleeve is fixedly arranged at the lower part of the regenerator and is communicated with the interior of the regenerator; a first sealing cylinder communicated with the interior of the sintering box is arranged on one side of the upper part of the sintering box, a heat exchange flue is arranged in the sintering box, one end of the heat exchange flue extends out of the side wall of the sintering box, the other end of the heat exchange flue is connected with a sintering furnace, the sintering furnace is arranged in the first sealing cylinder, liquid is loaded in the sintering box, and the sealing sleeve can be movably inserted into the liquid between the first sealing cylinder and the sintering furnace; the bottom of the sintering box is provided with a trolley, and a lifting device is arranged between the sintering box and the trolley.

In some embodiments, the combustion section comprises: the two combustion furnaces are divided into a furnace A and a furnace B, which are respectively arranged at two sides of the regenerator, and are communicated with the regenerator; two gas pipelines are respectively connected with the furnace A and the furnace B, and gas valves are respectively arranged on the two gas pipelines; two blast pipes are respectively connected with the furnace A and the furnace B, and blast valves are respectively arranged on the two blast pipes; the air inducing pipelines are three, two of the air inducing pipelines are respectively connected with the furnace A and the furnace B, the other one of the air inducing pipelines can be connected with the heat exchange flue, and the three air inducing pipelines are respectively provided with an air inducing valve.

In some embodiments, a second sealing cylinder is arranged on the other side of the upper part of the sintering box, the second sealing cylinder is flush with the first sealing cylinder in height, and the first sealing cylinder is communicated with the second sealing cylinder through the sintering box; a sealing table is arranged in the second sealing cylinder, and the height of the sealing table is flush with the height of the upper part of the second sealing cylinder; the upper part of the sintering box is provided with a circulating water tank, a circulating water pump is arranged in the circulating water tank, and the circulating water pump is connected with the first sealing cylinder; the side wall of the second sealing cylinder is provided with a water return tank, an overflow port is arranged between the second sealing cylinder and the water return tank, and the water return tank is communicated with the circulating water tank.

In some embodiments, the lifting device comprises: the lifting wheels are four and are respectively fixedly arranged on two side edges of the trolley; the lifting frames are fixedly arranged on two sides of the sintering box and are connected with the lifting wheels in a matched manner; the limiting parts are fixedly arranged at two sides of the bottom of the regenerator; the two groups of baffles are two, one group of baffles is fixedly arranged on one side edge of the sintering box, the limiting part is arranged between the two baffles, and the two groups of baffles are respectively arranged on two sides of the sintering box; the trolley is arranged on the rail in a sliding way; limit switches are fixedly arranged on two sides of the track, and the limit switches are arranged on the tracks on two sides of the trolley.

In some embodiments, the regenerator upper portion is provided with an explosion-proof seal valve, and the explosion-proof seal valve is in communication with the regenerator.

In some embodiments, the burner comprises: furnace A and furnace B, the bottom is equipped with ventilative baffle in the burning furnace, baffle upper portion is equipped with the heat accumulation building stones.

In some embodiments, the liquid in the sintering tank is water, and the liquid level is flush with the level of the weirs.

In some embodiments, a rubber connecting sleeve is arranged at one end of the heat exchange flue extending out of the sintering box, an opening of the rubber connecting sleeve faces upwards, and the rubber connecting sleeve can be connected with the induced air pipeline.

In some embodiments, the regenerator is hollow inside, and an air guide pipe is arranged on the inner side of the bottom of the regenerator, and the air guide pipe is communicated with the sealing sleeve.

In some embodiments, the lifting frame is an inverted V-shaped structure with a groove at one side, and the lifting wheel is slidably arranged in the groove of the lifting frame _。

The embodiment of the disclosure provides an ore sintering experimental device, which can realize the following technical effects:

the sealing state during ore sintering can be realized through the sealing of the regenerator and the sintering furnace, and when the regenerator and the sintering furnace are sealed through liquid, the heat exchange and the cooling can be performed on the flue gas generated after sintering, the emission of high-temperature flue gas is reduced, the preheating of the regenerator and the sintering effect of the sintering furnace can be realized through the reciprocating movement of the sintering box, and the flue gas during preheating can be cooled through the heat storage stone during preheating, the heat storage stone is heated while the cooling is performed, the air can be heated through the heat storage stone during ore sintering, the temperature of the input air in the combustion furnace is increased, and the combustion efficiency of the combustion furnace is increased.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which like reference numerals refer to similar elements, and in which:

FIG. 1 is a schematic diagram of an experimental device for ore sintering according to an embodiment of the present disclosure;

FIG. 2 is a schematic top view of an experimental device for ore sintering according to an embodiment of the present disclosure;

FIG. 3 is a schematic view of a sintering box and trolley provided in an embodiment of the present disclosure;

FIG. 4 is a schematic view of a lifting device for a sintering box according to an embodiment of the present disclosure;

FIG. 5 is a schematic cross-sectional view of a sintering box and regenerator connection provided in an embodiment of the present disclosure;

FIG. 6 is a schematic cross-sectional view of a burner and regenerator provided in an embodiment of the present disclosure;

fig. 7 is a schematic view of a lifting wheel and a lifting frame according to an embodiment of the disclosure.

Reference numerals:

100. a regenerator; 101. sealing the sleeve; 102. an air guide pipe; 200. a sintering box; 201. a first seal cartridge; 202. a heat exchange flue; 203. a sintering furnace; 204. a second seal cartridge; 205. a sealing table; 206. a circulation water tank; 207. a circulating water pump; 208. a water return tank; 209. an overflow port; 210. a rubber connection sleeve; 300. a trolley; 401. a lifting wheel; 402. a lifting frame; 403. a limit part; 404. a baffle; 405. a track; 406. a limit switch; 501. a furnace A; 502. a furnace B; 503. a partition plate; 504. heat accumulating stone; 600. a gas pipeline; 601. a gas valve; 602. a blast pipe; 603. a blast valve; 604. an induced draft pipe; 605. an induced air valve.

Detailed Description

So that the manner in which the features and techniques of the disclosed embodiments can be understood in more detail, a more particular description of the embodiments of the disclosure, briefly summarized below, may be had by reference to the appended drawings, which are not intended to be limiting of the embodiments of the disclosure. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may still be practiced without these details. In other instances, well-known structures and devices may be shown simplified in order to simplify the drawing.

The terms first, second and the like in the description and in the claims of the embodiments of the disclosure and in the above-described figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe embodiments of the present disclosure. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe embodiments of the present disclosure and embodiments thereof and are not intended to limit the indicated device, element, or component to a particular orientation or to be constructed and operated in a particular orientation. Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the embodiments of the present disclosure will be understood by those of ordinary skill in the art in view of the specific circumstances.

In addition, the terms "disposed," "connected," "secured" and "affixed" are to be construed broadly. For example, "connected" may be in a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the embodiments of the present disclosure may be understood by those of ordinary skill in the art according to specific circumstances.

The term "plurality" means two or more, unless otherwise indicated.

In the embodiment of the present disclosure, the character "/" indicates that the front and rear objects are an or relationship. For example, A/B represents: a or B.

The term "and/or" is an associative relationship that describes an object, meaning that there may be three relationships. For example, a and/or B, represent: a or B, or, A and B.

It should be noted that, without conflict, the embodiments of the present disclosure and features of the embodiments may be combined with each other.

Referring to fig. 1-7, embodiments of the present disclosure provide an ore sintering experiment apparatus, comprising: the combustion part is used for supplying heat through gas combustion; a regenerator 100 connected to the combustion section for receiving hot air supplied from the combustion section, the combustion section being disposed on both sides of the regenerator 100; a sintering box 200 movably arranged at the lower part of the regenerator 100; the sealing sleeve 101 is fixedly arranged at the lower part of the regenerator 100, and the sealing sleeve 101 is communicated with the inside of the regenerator 100; a first sealing cylinder 201 communicated with the interior of the sintering box 200 is arranged on one side of the upper part of the sintering box 200, a heat exchange flue 202 is arranged in the sintering box 200, one end of the heat exchange flue 202 extends out of the side wall of the sintering box 200, the other end of the heat exchange flue 202 is connected with a sintering furnace 203, the sintering furnace 203 is arranged in the first sealing cylinder 201, liquid is loaded in the sintering box 200, and the sealing sleeve 101 can be movably inserted into the liquid between the first sealing cylinder 201 and the sintering furnace 203; the bottom of the sintering box 200 is provided with a trolley 300, and a lifting device is arranged between the sintering box 200 and the trolley 300.

By adopting the ore sintering experimental device provided by the embodiment of the disclosure, the combustion part can burn and heat, the flue gas and hot air burnt in the combustion part can heat the interior of the regenerator 100, the combustion part is two, which are respectively arranged at two sides of the regenerator 100, the combustion heat is increased through the combustion parts at two sides, and the heat is simultaneously supplied through the combustion parts at two sides, so that the regenerator 100 can be supplied with heat through the combustion parts at two sides, the interior of the regenerator 100 can be comprehensively heated, the hot air enters the regenerator 100 from two sides, the hot air enters the sintering furnace 203 from the regenerator 100, the sealing sleeve 101 is sleeved at the lower part of the regenerator 100 and is communicated with the interior of the regenerator 100, the sealing sleeve 101 is inserted between the first sealing cylinder 201 and the sintering furnace 203 and is sealed between the sealing sleeve 101 and the sintering furnace 203, the sintering furnace 203 is connected with the sealing sleeve 101, hot air in the regenerator 100 can enter the sintering furnace 203, so that an experiment of heating and sintering ore powder in the sintering furnace 203 can be performed, the sintering box 200 is movably arranged at the bottom of the regenerator 100, the sintering box 200 is movably connected with the regenerator 100, materials in the sintering furnace 203 can be conveniently placed and taken out by moving the sintering box 200, a heat exchange flue 202 in the sintering box 200 can discharge flue gas entering the sintering furnace 203, liquid is injected between the heat exchange flue 202 and the sintering box 200, heat exchange can be performed on the heat exchange flue 202, the flue gas discharged by the sintering furnace 203 can be cooled, the excessive high temperature discharged by the sintering furnace 203 is prevented, the liquid in the sintering box 200 enters between the first sealing cylinder 201 and the sintering furnace 203, the sealing sleeve 101 can be inserted into the liquid between the first sealing cylinder 201 and the sintering furnace 203, the sintering furnace 203 and the sealing sleeve 101 can be connected in a sealing way through liquid, so that the smoke and hot air in the sintering furnace 203 can be prevented from being discharged from the sintering furnace 203 to the sealing sleeve 101, one end of the heat exchange flue 202 is connected with the sintering furnace 203, the smoke in the sintering furnace 203 is sucked, the other end of the heat exchange flue 202 extends out of the sintering box 200 to discharge the smoke, the trolley 300 at the bottom of the sintering box 200 can drive the sintering box 200 to move at the bottom of the regenerator 100, the sintering box 200 can be lifted on the trolley 300, and thus the sintering furnace 203 can be conveniently connected with the sealing sleeve 101.

As shown in connection with fig. 1-2, preferably, the combustion section comprises: the two combustion furnaces are divided into an A furnace 501 and a B furnace 502, which are respectively arranged at two sides of the regenerator 100 and are communicated with the regenerator 100; two gas pipelines 600 are respectively connected with the furnace A501 and the furnace B502, and gas valves 601 are respectively arranged on the two gas pipelines 600; two blast pipes 602 are respectively connected with the furnace A501 and the furnace B502, and blast valves 603 are respectively arranged on the two blast pipes 602; the air induction pipelines 604 are three, two of the three air induction pipelines are respectively connected with the furnace A501 and the furnace B502, the other one of the three air induction pipelines 604 can be connected with the heat exchange flue 202, and air induction valves 605 are respectively arranged on the three air induction pipelines 604.

In this way, the combustion part is composed of two combustion furnaces, the two combustion furnaces are divided into a furnace 501 and a furnace 502, the furnace 501 and the furnace 502 are respectively connected with a gas pipeline 600, the gas pipeline 600 can be connected to the upper part of the combustion furnace so as to supply gas to the combustion furnace to burn the combustion furnace, the furnace 501 and the furnace 502 are respectively connected with a blast pipeline 602, the blast pipeline 602 can supply gas to the furnace 501 and the furnace 502 so as to increase air in the furnace 501 and the furnace 502, the furnace 501 and the furnace 502 burn better, the bottoms of the furnace 501 and the furnace 502 are respectively connected with an induced air pipeline 604, the other one can be connected with a heat exchange flue 202, the flue gas in the combustion furnace can be extracted and discharged through the heat exchange flue 202, the induced air pipeline 604 is connected with a draught fan, the induced air pipeline 604 can be extracted conveniently, the gas pipeline 600 is respectively provided with a gas valve 601, the gas pipeline 602 can be controlled by the gas valve 603 is respectively provided with the blast pipeline 602, the induced air pipeline 605 can be respectively provided with the induced air valve 604, and the induced air pipeline 605 can be respectively controlled by the induced air valve 604 through the control valve 605;

the regenerator 100 may be heated by hot air and flue gas through two burners.

As shown in fig. 3-4, preferably, a second sealing cylinder 204 is provided on the other side of the upper portion of the sintering box 200, the second sealing cylinder 204 is flush with the first sealing cylinder 201, and the first sealing cylinder is communicated with the second sealing cylinder 204 through the sintering box 200; a sealing table 205 is arranged in the second sealing cylinder 204, and the height of the sealing table 205 is flush with the height of the upper part of the second sealing cylinder 204; a circulating water tank 206 is arranged at the upper part of the sintering box 200, a circulating water pump 207 is arranged in the circulating water tank 206, and the circulating water pump 207 is connected with the first sealing cylinder 201; the side wall of the second sealing cylinder 204 is provided with a water return tank 208, an overflow port 209 is arranged between the second sealing cylinder 204 and the water return tank 208, and the water return tank 208 is communicated with the circulating water tank 206.

In this way, the other side of the upper part of the sintering box 200 is provided with the second sealing cylinder 204, the height of the second sealing cylinder 204 is the same as that of the first sealing cylinder 201, so that the second sealing cylinder 204 is prevented from flowing out of the lower sealing cylinder when the height of the second sealing cylinder 204 is different from that of the first sealing cylinder 201, the first sealing cylinder 201 and the second sealing cylinder 204 are communicated through the sintering box 200, the second sealing cylinder 204 is internally provided with the sealing table 205, a gap is formed between the second sealing cylinder 204 and the sealing table 205, the gap is filled with liquid, the sealing sleeve 101 can be inserted into the liquid between the second sealing cylinder 204 and the sealing table 205 when preheating is carried out, the regenerator 100 can be sealed and preheated, the height of the sealing table 205 is even with the upper part of the second sealing cylinder 204, the circulating water tank 206 is also arranged on the sintering box 200, the circulating water tank 206 can store the liquid, the water in the sintering box 200 can be circulated so as to play a role of cooling the heat exchange flue 202, the water return tank 208 is arranged at the outer side of the second sealing barrel 204, the water is discharged into the water return tank 208 through the overflow port 209 between the second sealing barrel 204 and the water return tank 208, the water in the sintering box 200 is circularly supplied by the water circulating pump 207 in the water circulating tank 206, the water flowing out of the water return tank 208 can flow back into the water circulating tank 206, the water circulating pump 207 is connected to the first sealing barrel 201, the water circulating pump 207 supplies water to the first sealing barrel 201, the water in the first sealing barrel 201 is communicated with the second sealing barrel 204 through the sintering box 200, the water surfaces in the first sealing barrel 201 and the second sealing barrel 204 are flush, thus the water in the first sealing barrel 201 and the second sealing barrel 204 can be prevented from being reduced due to evaporation caused by heating, and the heat exchange flue 202 can be circularly exchanged due to the circulation of water, so that the heat exchange flue 202 is prevented from being excessively high in temperature.

As shown in connection with fig. 1 and 3-4, preferably, the lifting device comprises: lifting wheels 401 are respectively and fixedly arranged on two sides of the trolley 300; the lifting frames 402 are fixedly arranged at two sides of the sintering box 200, and the lifting frames 402 are matched and connected with the lifting wheels 401; the limiting parts 403 are fixedly arranged at two sides of the bottom of the regenerator 100; the two baffle plates 404 are two groups, one group of two baffle plates 404 are fixedly arranged on one side edge of the sintering box 200, the limiting part 403 is arranged between the two baffle plates 404, and the two groups of baffle plates 404 are respectively arranged on two sides of the sintering box 200; a rail 405 disposed at the bottom of the trolley 300, and the trolley 300 is slidably disposed on the rail 405; limit switches 406 are fixedly arranged on two sides of the track 405, and the limit switches 406 are arranged on the track 405 on two sides of the trolley 300.

In this way, the lifting wheels 401 arranged at both sides of the trolley 300 can play a role of supporting the lifting frames 402, the lifting frames 402 are arranged on the lifting wheels 401 in a sliding manner, the sintering box 200 slides on the lifting wheels 401 through the lifting frames 402 at both sides, when preheating is carried out, the trolley 300 moves towards one side of the sintering box 200 with the sintering furnace 203, so that the sealing platform 205 is aligned with the heat storage chamber 100, when the sealing platform 205 moves to the bottom of the heat storage chamber 100, the sintering box 200 rises, so that the sealing platform 205 is connected with the sealing sleeve 101 at the bottom of the heat storage chamber 100, the lifting frames 402 are of an inverted V-shaped structure, when the trolley 300 drives the sintering box 200 to move, the baffle 404 at one side of the sealing platform 205 is in contact with the limiting part 403, the limiting part 403 blocks the movement of the sintering box 200, when the side of the sintering box 200 is not stressed on the trolley 300, the middle part of the lifting frames 402 is pressed on the lifting frames 401, when the trolley 300 continues to move forward, the sintering box 200 receives a blocking force, the lifting wheels 401 slide in the lifting frames 402, as the two ends of the lifting frames 402 incline downwards respectively, when the lifting frames 402 move on the lifting wheels 401, the sintering furnace 203 is lifted, so that the sealing sleeve 101 is inserted into the liquid in the second sealing cylinder 204 and sleeved on the sealing table 205, when the sintering furnace 203 rises to a proper position, the trolley 300 contacts with the limit switch 406 on the track 405, the trolley 300 stops moving, the lifting frames 402 can be prevented from being separated from the lifting wheels 401, the trolley 300 can slide smoothly through the track 405, vibration is prevented from occurring when moving, sealing is performed when the regenerator 100 preheats, when the regenerator 100 is completely preheated, the trolley 300 moves reversely, the baffle 404 is still pressed on the limit part 403 due to the inclined arrangement of the lifting frames 402, when the trolley 300 moves, the lifting frame 402 at the side of the sintering box 200 moves on the lifting wheel 401 to enable the sintering box 200 to fall, when the sintering box 200 falls completely, the sintering box 200 moves along with the trolley 300, the trolley 300 continues to move, the baffle 404 is separated from the limiting part 403 after the sintering box 200 falls completely, the baffle 404 at the side of the sintering furnace 203 is abutted against the limiting part 403, the trolley 300 continues to move to the limit switch 406 at the other side, the sintering box 200 can be lifted under the pushing of the trolley 300 by the limiting of the limiting part 403, and thus the sealing sleeve 101 can be sealed in liquid between the first sealing cylinder 201 and the sintering furnace 203, and the air leakage problem can be prevented when ore is sintered.

As shown in connection with FIG. 1, preferably, an explosion-proof sealing valve is disposed at the upper portion of the regenerator 100 and is in communication with the regenerator 100.

In this way, the explosion-proof sealing valve is arranged in the regenerator 100, so that the pressure in the regenerator 100 can be prevented from increasing, the pressure in the regenerator 100 can be stabilized, the depth of the liquid inserted into the explosion-proof sealing valve is smaller than the depth of the liquid inserted into the sealing sleeve 101, and the high-pressure gas can be prevented from being discharged from the sealing sleeve 101, so that the high-pressure gas can be conveniently discharged from the explosion-proof sealing valve.

As shown in connection with fig. 6, preferably, the burner includes: furnace a 501 and furnace B502, wherein a gas permeable partition plate 503 is arranged at the bottom of the combustion furnace, and a heat accumulating stone 504 is arranged at the upper part of the partition plate 503.

Like this, the burning furnace divide into two A stoves 501 and B stove 502, the baffle 503 of burning furnace bottom inboard installation can support the heat accumulation building stones 504 in the burning furnace, can make the burning furnace bottom form the cavity like this, can make things convenient for the circulation of flue gas and air like this, the flue gas can pass through heat accumulation building stones 504 when preheating, the flue gas can heat accumulation building stones 504, heat accumulation building stones 504 also can cool down the flue gas, after heat accumulation building stones 504 are heated, when carrying out the ore sintering again, air gets into by burning furnace bottom, the air flows through heat accumulation building stones 504, heat accumulation building stones 504 can heat the air, the air after the heating can directly supply the gas burning, can increase the temperature that the gas burning produced.

Preferably, the liquid in the sintering chamber 200 is water, and the liquid is level with the overflow 209.

In this way, the liquid in the sintering box 200 is water, so that the liquid can be conveniently replaced, and the height of the liquid can be controlled through the overflow port 209, so that the liquid level in the first sealing cylinder 201 and the second sealing cylinder 204 can be leveled.

As shown in fig. 3-4, preferably, a rubber connection sleeve 210 is disposed at an end of the heat exchange flue 202 extending out of the sintering box 200, the rubber connection sleeve 210 is opened upwards, and the rubber connection sleeve 210 may be connected with the air induction pipe 604.

In this way, the rubber connecting sleeve 210 is arranged on the heat exchange flue 202 extending out of the sintering box 200, the opening of the rubber connecting sleeve 210 is upward, the opening of the air inducing pipeline 604 is downward, and the rubber connecting sleeve 210 can be pressed on the air inducing pipeline 604 when ascending, so that the air inducing pipeline 604 can be tightly connected with the rubber connecting sleeve 210, and the air inducing pipeline 604 can conveniently extract the smoke in the heat exchange pipeline.

Referring to fig. 5-6, preferably, the regenerator 100 is hollow, and an air duct 102 is disposed on the inner side of the bottom of the regenerator 100, and the air duct 102 is in communication with the sealing sleeve 101.

Like this, the regenerator 100 cavity can make things convenient for the hot-blast mixing in the combustion furnace of both sides to thereby conveniently get into sintering furnace 203 to there is bottom upwards in the regenerator 100 to extend guide duct 102, guide duct 102 can block in the combustion furnace flame directly to enter into the sealed adapter sleeve, and can conveniently adjust the control to the temperature of the output in the regenerator 100 through setting up the regenerator 100 alone, prevent that the flame from directly getting into sintering furnace 203, cause the unable problem of control of sintering temperature.

As shown in fig. 7, preferably, the lifting frame 402 has an inverted V-shaped structure with a groove at one side, and the lifting wheel 401 is slidably disposed in the groove of the lifting frame 402.

Thus, when the sintering box 200 is not pushed by the limiting part 403 through the lifting frame 402, the lifting frame 402 can descend under the action of gravity, the highest bent position of the lifting frame 402 can be pressed on the lifting pulley, at the moment, the position of the sintering box 200 is lowest, when the baffle 404 on the side of the sintering box 200 is blocked by the limiting part 403, the sintering box 200 stops moving, the trolley 300 drives the lifting pulley to continue moving, at the moment, the lifting pulley can move like one side of the lifting frame 402, and thus, because the side of the lifting frame 402 of the V shape extends obliquely downwards, when the height of the lifting wheel 401 is unchanged, the lifting frame 402 can be pushed by the lifting wheel 401 to ascend, and the sintering box 200 is driven to ascend through the ascending of the lifting frame 402, so that the sealing effect between the sintering box 200 and the regenerator 100 is realized.

The using method of the ore sintering experimental device comprises the following steps:

preheating: through the sealing connection between the second sealing cylinder 204 and the sealing sleeve 101, the furnace A501 starts combustion, the furnace B502 does not burn to suck smoke, the smoke and hot air of the furnace A501 enter the furnace B502 from the heat storage chamber 100, heat the heat storage stones 504 in the heat storage chamber 100 and the furnace B502 and then are discharged from the furnace B502;

furnace B502 starts burning, furnace A501 closes, furnace B502 flue gas and hot air enter furnace A501 from regenerator 100, heat the regenerator 100 and the heat accumulation stone 504 in furnace A501 and then discharge from furnace A501, and the temperature of the flue gas discharged from regenerator 100 can be reduced by filtering the heat accumulation stone 504;

when the furnace A501 burns, the gas pipeline 600 and the blast pipeline 602 connected with the furnace A501 are opened, only the induced air pipeline 604 connected with the furnace B502 is opened, and the gas pipeline 600 and the blast pipeline 602 connected with the furnace B502 are in a closed state;

when the furnace B502 burns, the gas pipeline 600 and the blast pipeline 602 connected with the furnace B502 are opened, only the induced air pipeline 604 connected with the furnace A501 is opened, and the gas pipeline 600 and the blast pipeline 602 connected with the furnace B502 are in a closed state;

alternately igniting and burning between the furnace A501 and the furnace B502 to heat the regenerator 100 and heat the heat accumulating stones 504 in the furnace A501 and the furnace B502;

sintering: the first sealing cylinder 201 is communicated with the sealing sleeve 101 in a sealing way, the sintering furnace 203 is communicated with the regenerator 100, the furnace A501 and the furnace B502 are started simultaneously, air flows through the heat accumulating stone 504, and the heat accumulating stone 504 preheats the air; air enters the furnace A501 and the furnace B502 for combustion, flue gas and hot air enter the regenerator 100, the flue gas and hot air enter the sintering furnace 203 for heating and sintering, the sintered hot air is discharged by a heat exchange pipeline, the flue gas and the hot air can be cooled by liquid in the sintering box 200, the sintering box 200 ascends, the rubber connecting sleeve 210 on the heat exchange flue 202 is in airtight connection with the air guide pipeline 604, the air guide pipeline 604 can extract the flue gas in the heat exchange flue 202, the pressure in the regenerator 100 is reduced, and the flue gas is conveyed into dust removal equipment for dust removal and then is discharged.

The above description and the drawings illustrate embodiments of the disclosure sufficiently to enable those skilled in the art to practice them. Other embodiments may include structural and other modifications. The embodiments represent only possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in, or substituted for, those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. An ore sintering experimental device, characterized by comprising:

the combustion part is used for supplying heat through gas combustion;

a regenerator (100) connected to the combustion section for receiving hot air supplied from the combustion section, the combustion section being disposed on both sides of the regenerator (100);

a sintering box (200) movably arranged at the lower part of the regenerator (100);

the sealing sleeve (101) is fixedly arranged at the lower part of the regenerator (100), and the sealing sleeve (101) is communicated with the inside of the regenerator (100);

a first sealing cylinder (201) communicated with the inside of the sintering box (200) is arranged on one side of the upper part of the sintering box (200), a heat exchange flue (202) is arranged in the sintering box (200), one end of the heat exchange flue (202) extends out of the side wall of the sintering box (200), the other end of the heat exchange flue (202) is connected with a sintering furnace (203), the sintering furnace (203) is arranged in the first sealing cylinder (201), liquid is loaded in the sintering box (200), and the sealing sleeve (101) can be movably inserted into the liquid between the first sealing cylinder (201) and the sintering furnace (203);

the bottom of the sintering box (200) is provided with a trolley (300), and a lifting device is arranged between the sintering box (200) and the trolley (300).

2. The ore sintering experiment apparatus according to claim 1, wherein the combustion section comprises:

the two combustion furnaces are divided into an A furnace (501) and a B furnace (502), which are respectively arranged at two sides of the heat storage chamber (100), and are communicated with the heat storage chamber (100);

two gas pipelines (600) are respectively connected with the furnace A (501) and the furnace B (502), and gas valves (601) are respectively arranged on the two gas pipelines (600);

two blast pipes (602) are respectively connected with the furnace A (501) and the furnace B (502), and blast valves (603) are respectively arranged on the two blast pipes (602);

the air guide pipelines (604) are three, two of the three air guide pipelines are respectively connected with the furnace A (501) and the furnace B (502), the other one of the three air guide pipelines can be connected with the heat exchange flue (202), and air guide valves (605) are respectively arranged on the three air guide pipelines (604).

3. The ore sintering experiment device according to claim 1, wherein a second sealing cylinder (204) is arranged on the other side of the upper part of the sintering box (200), the second sealing cylinder (204) is level with the first sealing cylinder (201), and the first sealing cylinder (201) and the second sealing cylinder (204) are communicated through the sintering box (200);

a sealing table (205) is arranged in the second sealing cylinder (204), and the height of the sealing table (205) is flush with the height of the upper part of the second sealing cylinder (204);

a circulating water tank (206) is arranged at the upper part of the sintering box (200), a circulating water pump (207) is arranged in the circulating water tank (206), and the circulating water pump (207) is connected with the first sealing cylinder (201);

the side wall of the second sealing cylinder (204) is provided with a water return tank (208), an overflow gap (209) is arranged between the second sealing cylinder (204) and the water return tank (208), and the water return tank (208) is communicated with the circulating water tank (206).

4. The ore sintering experiment apparatus according to claim 1, wherein the lifting apparatus comprises:

the lifting wheels (401) are four and are respectively fixedly arranged on two side edges of the trolley (300);

the lifting frames (402) are fixedly arranged on two sides of the sintering box (200), and the lifting frames (402) are connected with the lifting wheels (401) in a matched manner;

the limiting parts (403) are fixedly arranged on two sides of the bottom of the regenerator (100);

the two groups of baffles (404) are two, one group of baffles (404) are fixedly arranged on one side edge of the sintering box (200), the limiting part (403) is arranged between the two baffles (404), and the two groups of baffles (404) are respectively arranged on two sides of the sintering box (200);

the track (405) is arranged at the bottom of the trolley (300), and the trolley (300) is arranged on the track (405) in a sliding manner;

limit switches (406) are fixedly arranged on two sides of the track (405), and the limit switches (406) are arranged on the track (405) on two sides of the trolley (300).

5. The ore sintering experiment apparatus according to claim 1, wherein an explosion-proof sealing valve (700) is provided at an upper portion of the regenerator (100), and the explosion-proof sealing valve (700) is in communication with the regenerator (100).

6. The ore sintering experiment apparatus according to claim 1, wherein the combustion furnace comprises: furnace A (501) and furnace B (502), the combustion furnace bottom is equipped with ventilative baffle (503), baffle (503) upper portion is equipped with heat accumulation building stones (504).

7. The ore sintering experiment apparatus as set forth in claim 1 wherein the liquid in the sintering box (200) is water and the liquid level is flush with the height of the weirs (209).

8. The ore sintering experiment device according to claim 1, characterized in that one end of the heat exchanging flue (202) extending out of the sintering box (200) is provided with a rubber connecting sleeve (210), the rubber connecting sleeve (210) is opened upwards, and the rubber connecting sleeve (210) can be connected with the induced air pipeline (604).

9. The ore sintering experiment device according to claim 1, wherein the regenerator (100) is hollow, and an air guide pipe (102) is arranged at the inner side of the bottom of the regenerator (100), and the air guide pipe (102) is communicated with the sealing sleeve (101).

10. The ore sintering experiment device according to claim 4, wherein the lifting frame (402) is of an inverted V-shaped structure with a groove formed in one side, and the lifting wheel (401) is slidably arranged in the groove of the lifting frame (402).