CN115615198A

CN115615198A - Circular cooler for steel manufacturing

Info

Publication number: CN115615198A
Application number: CN202211090625.2A
Authority: CN
Inventors: 宗首宇; 王刚; 文建川; 梁毅; 祝占蒙
Original assignee: Tangshan Tenglong Heavy Machinery Manufacturing Co ltd
Current assignee: Tangshan Tenglong Heavy Machinery Manufacturing Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2023-01-17

Abstract

The invention relates to the technical field of ring cooling machines, in particular to a ring cooling machine for steel manufacturing, which comprises a cooling bearing frame, wherein an annular cooling seat and a plurality of cooling air boxes are fixedly arranged on the cooling bearing frame, an air cooling cavity for cooling is formed in the annular cooling seat, the air outlet ends of the cooling air boxes are communicated with the air cooling cavity, the bottom end of the annular cooling seat is communicated with a discharge pipeline, part of the discharge pipeline extends into the air cooling cavity, and a first annular conveying plate and a second annular conveying plate are positioned on the annular cooling seat.

Description

Circular cooler for steel manufacturing

Technical Field

The invention relates to the technical field of circular coolers, in particular to a circular cooler for steel manufacturing.

Background

The circular cooler is a short for circular cooler, and is used for effectively cooling hot sintered ore discharged from a sintering machine, is the most extensive sintering cooling equipment adopted in the steel manufacturing industry at home and abroad at present, and has the advantages of small floor area, investment saving, high equipment utilization rate and the like compared with a belt cooler.

The circular cooler in the prior art is mainly composed of an air box, a trolley, a discharging chute and the like, circular motion is performed in the circular cooler through the trolley, and continuous conveying of sintered ore to be cooled is achieved.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the circular cooler for the steel manufacturing, which is convenient for continuously cooling the hot sintering ore when cooling the hot sintering ore unloaded from the sintering machine, and can automatically unload the hot sintering ore when cooling the hot sintering ore.

(II) technical scheme

In order to achieve the purpose, the invention provides a circular cooler for steel manufacturing, which comprises a cooling bearing frame, wherein an annular cooling seat and a plurality of cooling bellows are fixedly arranged on the cooling bearing frame, an air cooling cavity for cooling is formed in the annular cooling seat, the air outlet ends of the plurality of cooling bellows are communicated with the air cooling cavity, the bottom end of the annular cooling seat is communicated with a discharge pipeline, and part of the discharge pipeline extends into the air cooling cavity;

the annular conveying plate I and the annular conveying plate II are positioned on the annular cooling seat, the annular conveying plate II is positioned inside the annular conveying plate I, a material carrying cavity is formed between the annular conveying plate I and the annular conveying plate II, the material carrying cavity is communicated with the air cooling cavity, one ends of the annular conveying plate I and the annular conveying plate II are sealed through an annular slider and are rotatably installed on the annular cooling seat, an annular material carrying plate is fixedly installed between the annular conveying plate I and the annular conveying plate II, and an automatic discharging mechanism is arranged on the annular material carrying plate;

the annular top cover is positioned on the first annular conveying plate and the second annular conveying plate, the annular top cover is fixedly arranged on the cooling bearing frame through a plurality of support rods, the other ends of the first annular conveying plate and the second annular conveying plate are sealed and rotatably arranged at one end of the annular top cover, the annular top cover is provided with a plurality of maintenance through holes and feeding through holes, cleaning maintenance assemblies are arranged at the maintenance through holes, and feeding assemblies are arranged at the feeding through holes;

the supporting platform is fixedly arranged on the two supporting rods, a driving mechanism used for driving the annular conveying plate II to do circular motion is arranged on the supporting platform, and an air exhaust and dust removal mechanism is arranged between the supporting platform and the annular top cover.

According to the circular cooler for steel manufacturing provided by the invention, the automatic discharging mechanism comprises a discharging guide plate and a plurality of groups of discharging assemblies, the discharging guide plate is fixedly arranged on a plurality of support rods through a plurality of connecting blocks, the discharging guide plate consists of an annular straight plate and an annular arc plate, the annular arc plate corresponds to the discharging pipeline, guide flow channels are respectively arranged on the annular straight plate and the annular arc plate, a plurality of material carrying through holes are arranged on the annular material carrying plate, and the plurality of groups of discharging assemblies are respectively arranged inside the plurality of material carrying through holes;

the discharging assembly comprises a discharging plate, a discharging rod, a discharging torsion spring, a discharging block and a guide ball, wherein part of the discharging rod is rotatably arranged on one side of the material loading through hole, one end of the discharging plate is fixedly arranged on the discharging rod of the part and is positioned inside the material loading through hole, a plurality of cooling through holes for cooling the sintering hot ore are formed in the discharging plate, the other part of the discharging rod extends to the outside of the annular conveying plate I, the discharging block is fixedly arranged on the discharging rod, one end of the discharging torsion spring is fixedly arranged on the discharging block, the other end of the discharging torsion spring is fixedly arranged on the outer side wall of the annular conveying plate I, the part of the discharging rod is positioned inside the discharging torsion spring, the guide ball is fixedly arranged at one end of the discharging rod, and the part of the guide ball is positioned inside the guide flow passage;

according to the ring cooler for steel manufacturing provided by the invention, the cleaning and overhauling assembly comprises a cleaning and overhauling cover and a cover handle, the cleaning and overhauling cover is sealed and detachably arranged on the ring-shaped top cover through a plurality of overhauling bolts, part of the cleaning and overhauling cover is positioned in the overhauling through hole, and the cover handle is fixedly arranged on the cleaning and overhauling cover.

According to the circular cooler for manufacturing steel, the feeding assembly comprises a feeding hopper and a plurality of splitter plates, the feeding hopper is fixedly installed on the annular top cover and is communicated with the feeding through hole, the splitter plates are fixedly installed inside the feeding through hole, and one ends of the splitter plates located on two sides of the feeding through hole extend to the upper portion of the annular material carrying plate and are in contact with the annular material carrying plate.

According to the circular cooler for manufacturing steel, the driving mechanism comprises a driving motor, a speed reducer, a driving rotating rod, a driving support, a large umbrella-shaped gear and a small umbrella-shaped gear, the driving motor and the speed reducer are both installed on the supporting platform through the base, the output end of the driving motor and the input end of the speed reducer are fixedly installed, the output end of the speed reducer and the small umbrella-shaped gear are fixedly installed, part of the driving rotating rod is rotatably installed on the supporting platform, the driving support is fixedly installed between the inner side wall of the second annular conveying plate and the lower portion of the driving rotating rod, the large umbrella-shaped gear is fixedly installed on the driving rotating rod, and the large umbrella-shaped gear and the small umbrella-shaped gear are meshed with each other.

According to the circular cooler for steel manufacturing provided by the invention, the air exhaust and dust removal mechanism comprises a primary exhaust pipe, a plurality of secondary exhaust pipes, an air exhaust box, an exhaust fan, a carbon box, honeycomb activated carbon and a tertiary exhaust pipe, wherein the primary exhaust pipe is fixedly arranged on the supporting platform through a plurality of stabilizing blocks, the primary exhaust pipe is communicated with the annular top cover through a plurality of high-temperature-resistant communicating pipes, the plurality of secondary exhaust pipes are communicated between the primary exhaust pipe and the air exhaust box and are uniformly distributed on the primary exhaust pipe, one end of the air exhaust box is provided with a dust removal through hole, the carbon box is hermetically and detachably arranged on the air exhaust box through a plurality of cleaning bolts, part of the carbon box is positioned inside the dust removal through hole, the honeycomb activated carbon is arranged on the carbon box, the bottom end of the carbon box is provided with a plurality of air inlet through holes, the air outlet is also arranged on the air exhaust box, the exhaust fan is arranged inside the air outlet, and one end of the tertiary exhaust pipe is fixedly arranged on the air exhaust box and is communicated with the air outlet.

According to the circular cooler for manufacturing steel, the protective box for protecting the large bevel gear and the small bevel gear is arranged on the supporting platform.

According to the circular cooler for steel manufacturing provided by the invention, two stabilizing plates for stabilizing the position of the carbon box are fixedly arranged in the air exhaust box, and part of the carbon box is arranged on the stabilizing plates in a sliding manner.

(III) advantageous effects

Compared with the known public technology, the invention provides the circular cooler for steel manufacturing, which has the following beneficial effects:

1. according to the invention, through the matching of the annular material carrying plate between the first annular conveying plate and the second annular conveying plate and the automatic discharging mechanism on the annular material carrying plate, the sintered hot ores are conveniently carried, and the annular material carrying plate is used for replacing a traditional trolley to convey the sintered hot ores so as to realize the automatic discharging function;

2. according to the invention, the annular conveying plate II and the parts fixedly mounted with the annular conveying plate II are conveniently driven to move through the matching of the driving mechanism, so that the continuous conveying of the hot sintering ore entering from the feeding assembly is realized, in the process of conveying the hot sintering ore, a plurality of groups of refrigeration air boxes are started, cooled air enters the conveying cavity through the air cooling cavity, so that the cooling of the hot sintering ore can be realized, and then the air is discharged after being filtered by the air exhaust and dust removal mechanism.

Therefore, when the ring cooling machine for steel manufacturing cools the hot sintering ore unloaded from the sintering machine, the ring cooling machine not only facilitates continuous cooling of the hot sintering ore, but also can automatically unload the hot sintering ore when cooling the hot sintering ore.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic perspective view of the present invention in partial cross-section;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic perspective view of another embodiment of the present invention;

FIG. 4 is a schematic perspective view of the automatic unloading mechanism, the first annular conveying plate, the second annular conveying plate, and the like;

FIG. 5 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 6 is an enlarged partial view of FIG. 1 at B;

fig. 7 is a schematic view of a part of an enlarged structure at C in fig. 1 according to the present invention.

The reference numerals in the drawings denote: 1. cooling the carrier; 2. an annular cooling seat; 3. a refrigeration bellows; 4. a discharge duct; 5. a first annular conveying plate; 6. a second annular conveying plate; 7. an annular slider; 8. an annular material carrying plate; 9. an annular top cover; 10. a support bar; 11. a support platform; 12. a discharge guide plate; 13. a stripper plate; 14. a discharge rod; 15. a discharge torsion spring; 16. unloading the material block; 17. a guide ball; 18. cleaning the access cover; 19. a lid handle; 20. a feed hopper; 21. a flow distribution plate; 22. a drive motor; 23. a speed reducer; 24. driving the rotating rod; 25. a drive bracket; 26. a large bevel gear; 27. a small bevel gear; 28. a primary exhaust duct; 29. a secondary exhaust pipe; 30. an exhaust box; 31. an exhaust fan; 32. a charcoal box; 33. honeycomb activated carbon; 34. a third-stage exhaust duct; 35. a communicating pipe; 36. a protective box; 37. a stabilizing plate; 101. an automatic discharge mechanism; 102. cleaning and overhauling the assembly; 103. a feed assembly; 104. a drive mechanism; 105. an air exhaust and dust removal mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Examples

Referring to fig. 1-7, a ring cooling machine for steel manufacturing includes a cooling bearing frame 1, an annular cooling base 2 and a plurality of cooling bellows 3 are fixedly mounted on the cooling bearing frame 1, an air cooling cavity for cooling is formed in the annular cooling base 2, air outlet ends of the plurality of cooling bellows 3 are communicated with the air cooling cavity, a discharge pipe 4 is communicated with a bottom end of the annular cooling base 2, and a part of the discharge pipe 4 extends into the air cooling cavity, specifically, the cooling bearing frame 1 is used for bearing the whole of the apparatus, the discharge pipe 4 on the annular cooling base 2 is used for discharging cooled sintering hot ores, and meanwhile, a discharge space is formed in the air cooling cavity through a side wall of the discharge pipe 4, so that too much cooling air in the air cooling cavity is discharged from the discharge pipe 4, and accordingly, the cooling capacity of the ring cooling machine can be increased, and it is explained that the cooling bellows 3 is a conventional apparatus known by those skilled in the art, and its specific model and size can be customized in the actual use process, and it is not repeated;

the annular conveying plate I5 and the annular conveying plate II 6 are positioned on the annular cooling seat 2, the annular conveying plate II 6 is positioned inside the annular conveying plate I5, a material carrying cavity is formed between the annular conveying plate I5 and the annular conveying plate II 6, the material carrying cavity is communicated with the air cooling cavity, one ends of the annular conveying plate I5 and the annular conveying plate II 6 are sealed through an annular slide block 7 and are rotatably installed on the annular cooling seat 2, an annular material carrying plate 8 is fixedly installed between the annular conveying plate I5 and the annular conveying plate II 6, an automatic discharging mechanism 101 is arranged on the annular material carrying plate 8, specifically, through the matching of the automatic discharging mechanism 101, the sintered hot ore is conveniently carried, meanwhile, the cooled sintered hot ore is conveniently and automatically discharged, and when the annular cooling machine cools the sintered hot ore, cooling air flows through the air cooling cavity and flows through the automatic discharging assembly to enter the upper part of the material carrying cavity, and cooling of the sintered hot ore is realized;

the annular top cover 9 is positioned on the annular conveying plate I5 and the annular conveying plate II 6, the annular top cover 9 is fixedly arranged on the cooling bearing frame 1 through a plurality of supporting rods 10, the other ends of the annular conveying plate I5 and the annular conveying plate II 6 are sealed and rotatably arranged at one end of the annular top cover 9, a plurality of maintenance through holes and feeding through holes are formed in the annular top cover 9, cleaning maintenance assemblies 102 are arranged at the maintenance through holes, feeding assemblies 103 are arranged at the feeding through holes, specifically, the parts in the material carrying cavity can be maintained and cleaned conveniently through the matching of the cleaning maintenance assemblies 102 on the annular top cover 9, and sintering hot ores unloaded from a sintering machine can conveniently enter the interior of the annular cooling machine through the matching of the feeding assemblies 103;

the supporting platform 11 is located on the annular top cover 9, the supporting platform 11 is fixedly installed on two supporting rods 10, a driving mechanism 104 used for driving the annular conveying plate two 6 to do circular motion is installed on the supporting platform 11, an exhaust dust removal mechanism 105 is arranged between the supporting platform 11 and the annular top cover 9, and particularly, through the cooperation of the driving mechanism 104, the annular conveying plate two 6 and parts fixedly installed with the annular conveying plate two 6 are conveniently driven to move, continuous conveying of sintering hot ores entering from the feeding assembly 103 is achieved, through the cooperation of the exhaust dust removal mechanism 105, preliminary filtering of dust inside gas exhausted from the material carrying cavity is facilitated, when the gas contains other harmful substances, the gas can be treated by other air purification equipment, and excessive description is not carried out on other equipment.

The automatic discharging mechanism 101 comprises a discharging guide plate 12 and a plurality of groups of discharging assemblies, wherein the discharging guide plate 12 is fixedly installed on a plurality of support rods 10 through a plurality of connecting blocks, the discharging guide plate 12 consists of an annular straight plate and an annular arc plate, the annular arc plate corresponds to the discharging pipeline 4, guide flow channels are formed in the annular straight plate and the annular arc plate, a plurality of material carrying through holes are formed in an annular material carrying plate 8, the plurality of groups of discharging assemblies are respectively installed in the plurality of material carrying through holes, specifically, the discharging guide plate 12 is mainly suitable for controlling the states of the material carrying assemblies, so that the material carrying assemblies are in a material carrying state when moving to the annular straight plate, and are in a discharging state when moving to the annular arc plate, the sintered hot ores cooled on the material carrying assemblies are discharged out the interior of the annular cooling machine through a discharging pipeline 4 at the lower part, and a conveying device is arranged outside the discharged cooled sintered hot ore through holes for continuous conveying;

the discharging assembly comprises a discharging plate 13, a discharging rod 14, a discharging torsion spring 15, a discharging block 16 and a guide ball 17, wherein part of the discharging rod 14 is rotatably installed at one side of the material loading through hole, one end of the discharging plate 13 is fixedly installed on the discharging rod 14 of the part and is positioned inside the material loading through hole, a plurality of cooling through holes for cooling the sintering hot ore are formed in the discharging plate 13, the other part of the discharging rod 14 extends to the outside of the annular conveying plate I5, the discharging block 16 is fixedly installed on the discharging rod 14, one end of the discharging torsion spring 15 is fixedly installed on the discharging block 16, the other end of the discharging torsion spring is fixedly installed on the outer side wall of the annular conveying plate I5, part of the discharging rod 14 is positioned inside the discharging torsion spring 15, the guide ball 17 is fixedly installed at one end of the discharging rod 14, part of the guide ball 17 is positioned inside the guide flow channel, specifically, when the guide ball is installed, the guide ball 17 is always tightly attached to the guide runner on the annular straight plate through the torsion of the discharging torsion spring 15, at the moment, the discharging plate 13 is in a horizontal position inside the material loading through hole, when the driving mechanism 104 drives the discharging assembly to move, when the guide ball 17 moves to the annular arc plate, the guide ball is guided by the radian of the annular arc plate and rebounds by the torsion of the discharging torsion spring 15, the discharging rod 14 is driven to move, the discharging plate 13 is moved through the discharging rod 14, a certain included angle is formed between the discharging plate 13 and the material loading through hole, the sintering hot ore conveyed on the discharging plate 13 can slide down from the discharging plate 13 under the influence of gravity and then is discharged from the inside of the discharging pipeline 4, the automatic discharging function is realized, after the discharging assembly passes through the annular arc plate, the guide ball 17 is limited through the guide runner, and the sintering hot ore can be restored to the material loading state, and the description is that, in order to reduce the abrasion between the guide ball 17 and the guide runner, the guide ball 17 is rotatably mounted on the discharge bar 14 and is primarily used to guide the change in position of the discharge bar 14.

Wherein, clean maintenance subassembly 102 includes clean access cover 18 and lid handle 19, and clean access cover 18 is sealed and demountable installation on annular top cap 9 through a plurality of maintenance bolts to part is located the inside of overhauing the through-hole, and lid handle 19 fixed mounting is on clean access cover 18, and is concrete, when overhauing and clearing up the material carrying subassembly of material carrying cavity inside, and the accessible is dismantled the access bolt, takes off the access cover, handles its inside.

Wherein, the feeding subassembly 103 includes feeder hopper 20 and polylith flow distribution plate 21, feeder hopper 20 fixed mounting is on annular top cap 9, and with feed through hole between communicate each other, polylith flow distribution plate 21 is equal fixed mounting in feed through hole's inside, wherein the one end that is located the flow distribution plate 21 of feed through hole both sides all extends to the annular and carries the top of flitch 8, and carry the contact between the flitch 8 with the annular, specifically, after sintering machine lifted off sintering hot mine, sintering hot mine can fall to carrying on the material subassembly on the inside annular of year material cavity carries flitch 8 through feeder hopper 20, through the cooperation of flow distribution plate 21, can make sintering hot mine distribute more evenly on carrying the material subassembly, simultaneously through the cooperation of one side flow distribution plate 21, can promote the sintering hot mine that falls to annular and carry on the flitch 8 to carry the material subassembly, and through the cooperation of two flow distribution plates 21, the outside that the cold machine of corresponding reduction also spills through this ring.

The driving mechanism 104 includes a driving motor 22, a speed reducer 23, a driving rotating rod 24, a driving support 25, a large bevel gear 26 and a small bevel gear 27, the driving motor 22 and the speed reducer 23 are both installed on the supporting platform 11 through a base, the output end of the driving motor 22 and the input end of the speed reducer 23 are fixedly installed, the output end of the speed reducer 23 and the small bevel gear 27 are fixedly installed, part of the driving rotating rod 24 is rotatably installed on the supporting platform 11, the driving support 25 is fixedly installed between the inner side wall of the second annular conveying plate 6 and the lower portion of the driving rotating rod 24, the large bevel gear 26 is fixedly installed on the driving rotating rod 24, the large bevel gear 26 and the small bevel gear 27 are engaged with each other, specifically, when in use, the driving motor 22 is started, the output end of the driving motor 22 drives the input end of the speed reducer 23 to rotate, so that the speed reducer 23 reduces and increases the torque of the rotating speed of the driving motor 22, then the small bevel gear 27 is driven to rotate by the output end of the speed reducer 23, the large bevel gear 26 drives the driving rotating rod 24 to rotate, then the second annular conveying plate 6 is connected with the driving support 25, and the second annular conveying plate 6 is connected with the conveying plate to continuously move.

Wherein, the air-exhausting and dust-removing mechanism 105 comprises a first-stage exhaust pipe 28, a plurality of second-stage exhaust pipes 29, an exhaust box 30, an exhaust fan 31, a carbon box 32, honeycomb activated carbon 33 and a third-stage exhaust pipe 34, the first-stage exhaust pipe 28 is fixedly arranged on the supporting platform 11 through a plurality of stabilizing blocks, the first-stage exhaust pipe 28 is communicated with the annular top cover 9 through a plurality of high-temperature-resistant communicating pipes 35, the plurality of second-stage exhaust pipes 29 are communicated between the first-stage exhaust pipe 28 and the exhaust box 30 and are uniformly distributed on the first-stage exhaust pipe 28, one end of the exhaust box 30 is provided with a dust-removing through hole, the carbon box 32 is hermetically and detachably arranged on the exhaust box 30 through a plurality of cleaning bolts, and part of the carbon box is positioned inside the dust-removing through hole, the honeycomb activated carbon 33 is arranged on the carbon box 32, the bottom end of the carbon box 32 is provided with a plurality of air inlet through holes, the exhaust box 30 is also provided with an air outlet, the exhaust fan 31 is arranged inside the air outlet, three-level exhaust pipe 34's one end fixed mounting is on exhaust box 30, and communicate each other between the air outlet, it is concrete, when cooling the sintering hot mine, start refrigeration bellows 3 and exhaust fan 31, refrigeration bellows 3 blows in air conditioning cavity's inside with air conditioning, through the absorption of exhaust fan 31, air conditioning can cool off the sintering hot mine on stripper 13 through the cooling through-hole, then the gas after the cooling can get into the inside of year material cavity, pass through on annular top cap 9 communicating pipe 35 and get into the inside of one-level exhaust pipe 28, pass through the inside that second grade exhaust pipe 29 got into exhaust box 30, then gas can get into in honeycomb active carbon 33 through the air inlet through-hole on charcoal 32, can through honeycomb active carbon 33 filter the dust that gas inside carried, the gas after the filtration detects through outside gaseous detection equipment, detect qualified direct exhaust through tertiary exhaust pipe 34, gaseous detection unqualified can process once more through external gas filtration equipment, after honeycomb activated carbon 33 adsorbs the saturation, through dismantling the clearance bolt, take out charcoal box 32 from the inside of case 30 of airing exhaust, can change its inside honeycomb activated carbon 33 and handle.

Wherein, a protective box 36 for protecting the large bevel gear 26 and the small bevel gear 27 is installed on the supporting platform 11, and specifically, the large bevel gear 26 and the small bevel gear 27 can be protected to a certain extent by the protective box 36.

Wherein, two stabilizing plates 37 for stabilizing the position of the charcoal box 32 are fixedly arranged inside the exhaust box 30, part of the charcoal box 32 is slidably arranged on the stabilizing plates 37, and the stabilizing plates 37 are arranged on both sides of the charcoal box 32, so as to mainly stabilize the position of the charcoal box 32 inside the exhaust box 30.

Supplementary notes, when the dust on the hot ore of sintering is more, the dust of large granule can fall to the inside of forced air cooling cavity through cooling through-hole, if necessary, can set up a plurality of maintenance through-holes similar on with annular top cap 9 between the bottom of annular cooling seat 2 and forced air cooling cavity, then go out at this maintenance through-hole and set up the cleaning assembly who overhauls the same structure with clean maintenance assembly 102, can play convenient to detach and sealed function can, this ring cooling machine cools off the hot ore of sintering of high temperature simultaneously, its inside part is high temperature resistant material mostly, it is in the in-service use, when not influencing the motion of this equipment, can carry out the setting of heat preservation at the surface of this equipment, can cool off the hot ore of sintering more high-efficiently.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The ring cooling machine for steel manufacturing is characterized by comprising:

the cooling device comprises a cooling bearing frame (1), wherein an annular cooling seat (2) and a plurality of refrigeration bellows (3) are fixedly mounted on the cooling bearing frame (1), an air cooling cavity for cooling is formed in the annular cooling seat (2), air outlet ends of the refrigeration bellows (3) are communicated with the air cooling cavity, the bottom end of the annular cooling seat (2) is communicated with a discharge pipeline (4), and part of the discharge pipeline (4) extends into the air cooling cavity;

the annular conveying plate I (5) and the annular conveying plate II (6) are positioned on the annular cooling seat (2), the annular conveying plate II (6) is positioned inside the annular conveying plate I (5), a material carrying cavity is formed between the annular conveying plate I (5) and the annular conveying plate II (6), the material carrying cavity is communicated with the air cooling cavity, one ends of the annular conveying plate I (5) and the annular conveying plate II (6) are sealed through an annular sliding block (7) and are rotatably installed on the annular cooling seat (2), an annular material carrying plate (8) is fixedly installed between the annular conveying plate I (5) and the annular conveying plate II (6), and an automatic discharging mechanism (101) is arranged on the annular material carrying plate (8);

the annular top covers (9) are positioned on the first annular conveying plate (5) and the second annular conveying plate (6), the annular top covers (9) are fixedly mounted on the cooling bearing frame (1) through a plurality of supporting rods (10), the other ends of the first annular conveying plate (5) and the second annular conveying plate (6) are hermetically and rotatably mounted at one end of each annular top cover (9), a plurality of maintenance through holes and feeding through holes are formed in each annular top cover (9), cleaning maintenance assemblies (102) are arranged at the maintenance through holes, and feeding assemblies (103) are arranged at the feeding through holes;

the device comprises a supporting platform (11) positioned on an annular top cover (9), wherein the supporting platform (11) is fixedly installed on two supporting rods (10), a driving mechanism (104) used for driving the second annular conveying plate (6) to do circular motion is installed on the supporting platform (11), and an exhaust dust removal mechanism (105) is arranged between the supporting platform (11) and the annular top cover (9).

2. The circular cooler for steel manufacturing according to claim 1, characterized in that the automatic discharging mechanism (101) comprises a discharging guide plate (12) and a plurality of discharging assemblies;

the discharging guide plate (12) is fixedly arranged on the support rods (10) through a plurality of connecting blocks, the discharging guide plate (12) consists of an annular straight plate and an annular arc plate, the annular arc plate corresponds to the discharging pipeline (4), guide flow channels are formed in the annular straight plate and the annular arc plate, a plurality of material carrying through holes are formed in the annular material carrying plate (8), and a plurality of groups of discharging assemblies are arranged in the material carrying through holes respectively;

the discharging assembly comprises a discharging plate (13), a discharging rod (14), a discharging torsion spring (15), a discharging block (16) and a guide ball (17), wherein part of the discharging rod (14) is rotatably installed on one side of the material loading through hole, one end of the discharging plate (13) is fixedly installed on the discharging rod (14) of the part and located inside the material loading through hole, a plurality of cooling through holes for cooling the sintering hot ore are formed in the discharging plate (13), the other part of the discharging rod (14) extends to the outside of the annular conveying plate I (5), the discharging block (16) is fixedly installed on the discharging rod (14), one end of the discharging torsion spring (15) is fixedly installed on the discharging block (16), the other end of the discharging torsion spring is fixedly installed on the outer side wall of the annular conveying plate I (5), part of the discharging rod (14) is located inside the discharging torsion spring (15), the guide ball (17) is fixedly installed at one end of the discharging rod (14), and part of the guide ball (17) is located inside the guide flow channel.

3. The ring cooler for steel manufacturing according to claim 2, characterised in that the cleaning and servicing assembly (102) comprises a cleaning and servicing lid (18) and a lid handle (19);

the cleaning access cover (18) is sealed and detachably mounted on the annular top cover (9) through a plurality of access bolts, part of the cleaning access cover is located inside the access through hole, and the cover handle (19) is fixedly mounted on the cleaning access cover (18).

4. The ring cooler for steel manufacturing according to claim 3, characterised in that said feeding assembly (103) comprises a feeding hopper (20) and a plurality of diverter plates (21);

the feed hopper (20) is fixedly installed on the annular top cover (9) and is communicated with the feeding through hole, the distribution plates (21) are fixedly installed inside the feeding through hole, one ends of the distribution plates (21) located on two sides of the feeding through hole extend to the upper portion of the annular material carrying plate (8) and are in contact with the annular material carrying plate (8).

5. The circular cooler for steel manufacturing according to claim 4, characterized in that the driving mechanism (104) includes a driving motor (22), a speed reducer (23), a driving rotary rod (24), a driving bracket (25), a large bevel gear (26), a small bevel gear (27);

driving motor (22) with speed reducer (23) all installs through the frame on supporting platform (11), fixed mounting between the output of driving motor (22) and the input of speed reducer (23), fixed mounting between the output of speed reducer (23) and little umbellate gear (27), the part of drive bull stick (24) is rotated and is installed on supporting platform (11), drive support (25) fixed mounting be in between the inside wall of annular delivery board two (6) and the lower part of drive bull stick (24), big umbellate gear (26) fixed mounting be in on drive bull stick (24), intermeshing between big umbellate gear (26) and the little umbellate gear (27).

6. The ring cooler for steel manufacturing according to claim 5, wherein the exhaust dust removal mechanism (105) includes a primary exhaust duct (28), a plurality of secondary exhaust ducts (29), an exhaust box (30), an exhaust fan (31), a charcoal box (32), honeycomb activated carbon (33), and a tertiary exhaust duct (34);

one-level exhaust pipe (28) are through a plurality of steady block fixed mounting be in on supporting platform (11), communicate through a plurality of high temperature resistant communicating pipe (35) between one-level exhaust pipe (28) and annular top cap (9), and be a plurality of second grade exhaust pipe (29) all communicate between one-level exhaust pipe (28) and exhaust case (30), and even distribution is in on one-level exhaust pipe (28), the dust removal through-hole has been seted up to the one end of exhaust case (30), charcoal box (32) are sealed through a plurality of clearance bolts and demountable installation in exhaust case (30) are last, and the part is located the inside of dust removal through-hole, honeycomb activated carbon (33) set up on charcoal box (32), a plurality of air inlet through-holes have been seted up to the bottom of charcoal box (32), still seted up the air outlet on exhaust case (30), install exhaust fan (31) the inside of air outlet, the one end fixed mounting of tertiary exhaust pipe (34) be in exhaust case (30) to communicate each other between with the air outlet.

7. The ring cooler for steel manufacturing according to claim 6, characterised in that a shielding box (36) for shielding the large bevel gear (26) and the small bevel gear (27) is installed on the supporting platform (11).

8. The ring cooler for steel making according to claim 7, characterized in that two stabilizing plates (37) for stabilizing the position of the charcoal box (32) are fixedly installed inside the exhaust box (30), and part of the charcoal box (32) is slidably disposed on the stabilizing plates (37).