CN214862490U

CN214862490U - Hot-blast furnace with tail gas recovery function

Info

Publication number: CN214862490U
Application number: CN202121387285.0U
Authority: CN
Inventors: 马语晗; 梁爱勇; 王海昌; 玄兆臣; 岂付春
Original assignee: Tangshan Hongchuang Environmental Protection Equipment Co ltd
Current assignee: Tangshan Hongchuang Environmental Protection Equipment Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-11-26
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a hot-blast furnace with tail gas recovery function relates to hot-blast furnace device technical field, and to current hot-blast furnace equipment function singleness, do not set up tail gas recovery unit, the waste gas that hot-blast furnace equipment produced can not obtain effectual recovery, easily causes environmental pollution's problem, the following scheme is put forward now, and it includes hot-blast furnace body, processing case and driving motor, hot-blast furnace body top fixed mounting has the processing case, processing bottom of the case inner wall fixed mounting has driving motor, processing bottom of the case inner wall fixed mounting has the rose box, processing top of the case inner wall fixed mounting has the heating cabinet, one side fixed mounting that the heating cabinet is close to driving motor has the honeycomb duct. The utility model discloses novel structure, the device have not only realized carrying out the effect of retrieving to tail gas, have reached the purpose of carrying out the abundant processing to tail gas moreover, increase the filter effect of filtrate to tail gas, suitable popularization.

Description

Hot-blast furnace with tail gas recovery function

Technical Field

The utility model relates to a hot-blast furnace technical field especially relates to a hot-blast furnace with tail gas recovery function.

Background

The hot blast stove is an important auxiliary device of a blast furnace ironmaking project, is a periodically operated thermal device with intermittent heating, and has important significance for improving the air temperature, safely operating the blast furnace, saving energy consumption, reducing production cost and reducing harmful gas emission.

The existing hot blast stove equipment has single function, is not provided with a tail gas recovery device, and the waste gas generated by the hot blast stove equipment can not be effectively recovered, thereby easily causing the problem of environmental pollution. Therefore, the utility model provides a hot-blast furnace with tail gas recovery function is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of hot-blast furnace with tail gas recovery function has solved current hot-blast furnace equipment function singleness, does not set up tail gas recovery unit, and the waste gas that hot-blast furnace equipment produced can not obtain effectual recovery, easily causes environmental pollution's problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a hot blast stove with a tail gas recovery function comprises a hot blast stove body, a treatment box and a driving motor, wherein the treatment box is fixedly arranged at the top of the hot blast stove body, and the driving motor is fixedly arranged on the inner wall of the bottom end of the treatment box;

handle incasement bottom inner wall fixed mounting and have the rose box, handle incasement top inner wall fixed mounting and have the heating cabinet, one side fixed mounting that the heating cabinet is close to driving motor has the honeycomb duct, the one end that the heating cabinet was kept away from to the honeycomb duct extends to the outside of handling the case, driving motor output shaft fixed mounting has the initiative pivot, be provided with water conservancy diversion mechanism between initiative pivot and the honeycomb duct, be provided with rabbling mechanism between initiative pivot and the rose box.

Preferably, the heating box inner wall slidable mounting has the packing layer, the outside fixed mounting that the honeycomb duct was kept away from to the packing layer extended to the treatment case has the handle, heating box inner wall fixed mounting has the heating pipe.

Preferably, a first ventilation pipe is fixedly installed between the hot blast stove body and the filter box, and a second ventilation pipe is arranged between the filter box and the heating box.

Preferably, the water conservancy diversion mechanism includes second driving gear, second driven gear and spliced pole, initiative pivot circumference lateral wall fixed mounting has the second driving gear, honeycomb duct circumference lateral wall fixed mounting has the second driven gear, second driven gear inner wall fixed mounting has the spliced pole.

Preferably, the one end fixed mounting that the second driven gear was kept away from to the spliced pole has driven shaft, driven shaft circumference lateral wall fixed mounting has the same water conservancy diversion flabellum of multiunit structure, intermeshing between second driven gear and the second driving gear.

Preferably, rabbling mechanism includes first driving gear, first driven gear and puddler, initiative pivot circumference lateral wall fixed mounting has first driving gear, the puddler is installed in the rose box inner wall rotation, the outside fixed mounting that the puddler is close to driving motor's one end and extends to the rose box has first driven gear, intermeshing between first driven gear and the first driving gear, the puddler circumference lateral wall fixed mounting multiple unit structure is the same stirs the post.

The utility model has the advantages that:

1. the output shaft through driving motor drives the water conservancy diversion mechanism and moves, makes tail gas carry out the primary treatment of the inside filtrate of rose box, then carries out secondary treatment through inside packing layer of heating cabinet and heating pipe to the effect of retrieving tail gas has been realized.

2. The output shaft through driving motor drives the stirring mechanism to move, so that the stirring column on the stirring rod stirs the filtrate in the filter box, the reaction effect of the filtrate and the tail gas is increased, and the purpose of fully treating the tail gas is achieved.

To sum up, the device has not only realized carrying out the effect of retrieving to tail gas, has reached the purpose of carrying out abundant processing to tail gas moreover, increases the filter effect of filtrate to tail gas, suitable popularization.

Drawings

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

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a mounting structure diagram of the flow guiding mechanism of the present invention;

fig. 4 is an installation structure view of the stirring mechanism of the present invention.

Reference numbers in the figures: 1. a hot blast stove body; 2. a treatment tank; 3. a drive motor; 4. a filter box; 5. a stirring rod; 6. a first driven gear; 7. a heating box; 8. a filler layer; 9. heating a tube; 10. a flow guide pipe; 11. a first drive gear; 12. a driving rotating shaft; 13. a second driving gear; 14. a second driven gear; 15. a guide vane; 16. a driven rotating shaft; 17. connecting columns; 18. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 and 2, a hot blast stove with a tail gas recovery function comprises a hot blast stove body 1, a processing box 2 and a driving motor 3, wherein the top of the hot blast stove body 1 is fixedly provided with the processing box 2, the inner wall of the bottom end of the processing box 2 is fixedly provided with the driving motor 3, the inner wall of the bottom end of the processing box 2 is fixedly provided with a filtering box 4, the inner wall of the top end of the processing box 2 is fixedly provided with a heating box 7, one side of the heating box 7 close to the driving motor 3 is fixedly provided with a flow guide pipe 10, one end of the flow guide pipe 10 far away from the heating box 7 extends to the outside of the processing box 2, an output shaft of the driving motor 3 is fixedly provided with a driving rotating shaft 12, a flow guide mechanism is arranged between the driving rotating shaft 12 and the flow guide pipe 10, a stirring mechanism is arranged between the driving rotating shaft 12 and the filtering box 4, the inner wall of the heating box 7 is slidably provided with a packing layer 8, one end of the packing layer 8 far away from the flow guide pipe 10 extends to the outside of the processing box 2 and is fixedly provided with a handle 18, a heating pipe 9 is fixedly installed on the inner wall of the heating box 7, a first ventilation pipe is fixedly installed between the hot blast stove body 1 and the filter box 4, and a second ventilation pipe is arranged between the filter box 4 and the heating box 7.

Referring to fig. 3 and 4, the diversion mechanism includes a second driving gear 13, a second driven gear 14 and a connecting column 17, the second driving gear 13 is fixedly installed on the circumferential side wall of the driving rotating shaft 12, the second driven gear 14 is fixedly installed on the circumferential side wall of the diversion pipe 10, the connecting column 17 is fixedly installed on the inner wall of the second driven gear 14, a driven rotating shaft 16 is fixedly installed at one end of the connecting column 17 far away from the second driven gear 14, a plurality of sets of diversion fan blades 15 with the same structure are fixedly installed on the circumferential side wall of the driven rotating shaft 16, the second driven gear 14 and the second driving gear 13 are engaged with each other, so that the tail gas is primarily treated by the filtrate in the filtering box 4 and then secondarily treated by the packing layer 8 and the heating pipe 9 in the heating box 7, thereby the effect of recovering the tail gas is realized, the stirring mechanism includes a first driving gear 11, a first driven gear 6 and a

stirring rod

5, 12 circumference lateral wall fixed mounting of initiative pivot has

first driving gear

11, 4 inner walls of rose box rotate and install puddler 5, the outside fixed mounting that puddler 5 is close to driving motor 3's one end extends to rose box 4 has first driven gear 6, intermeshing between first driven gear 6 and the

first driving gear

11, 5 circumference lateral wall fixed mounting of puddler the same stirs post of multiunit structure, make filtrate and tail gas increase reaction effect, thereby reached and carried out the mesh of intensive processing to tail gas.

The working principle is as follows: the device is when using, at first driving motor 3's output shaft drives initiative pivot 12 and second driving gear 13 and rotates, second driving gear 13 drives second driven gear 14 and spliced pole 17 and rotates, spliced pole 17 drives driven pivot 16 and water conservancy diversion flabellum 15 rotates, water conservancy diversion flabellum 15 sends the tail gas that hot-blast furnace body 1 got rid of to rose box 4 inside and carries out preliminary treatment, initiative pivot 12 drives first driving gear 11 and first driven gear 6 and rotates simultaneously, first driven gear 6 drives the column mixing on the puddler 5 and stirs the inside filtrate of rose box 4, carry out abundant processing to tail gas, the secondary treatment of tail gas 8 and heating pipe 9 in the filler layer through heating cabinet 7, then inside the treatment box 2 is discharged through honeycomb duct 10, accomplish the recovery processing to tail gas promptly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A hot blast stove with a tail gas recovery function comprises a hot blast stove body (1), a treatment box (2) and a driving motor (3), and is characterized in that the treatment box (2) is fixedly installed at the top of the hot blast stove body (1), and the driving motor (3) is fixedly installed on the inner wall of the bottom end of the treatment box (2);

handle case (2) bottom inner wall fixed mounting and have rose box (4), handle case (2) top inner wall fixed mounting and have heating cabinet (7), one side fixed mounting that heating cabinet (7) are close to driving motor (3) has honeycomb duct (10), the one end that heating cabinet (7) were kept away from in honeycomb duct (10) extends to the outside of handling case (2), driving motor (3) output shaft fixed mounting has initiative pivot (12), be provided with water conservancy diversion mechanism between initiative pivot (12) and honeycomb duct (10), be provided with rabbling mechanism between initiative pivot (12) and rose box (4).

2. The hot blast stove with the tail gas recovery function according to claim 1, wherein a packing layer (8) is slidably mounted on the inner wall of the heating box (7), a handle (18) is fixedly mounted on one end of the packing layer (8) far away from the flow guide pipe (10) and extends to the outside of the treatment box (2), and a heating pipe (9) is fixedly mounted on the inner wall of the heating box (7).

3. The hot blast stove with the tail gas recovery function according to claim 1, wherein a first vent pipe is fixedly installed between the hot blast stove body (1) and the filter box (4), and a second vent pipe is arranged between the filter box (4) and the heating box (7).

4. The hot blast stove with the tail gas recycling function according to claim 1, wherein the diversion mechanism comprises a second driving gear (13), a second driven gear (14) and a connecting column (17), the second driving gear (13) is fixedly installed on the circumferential side wall of the driving rotating shaft (12), the second driven gear (14) is fixedly installed on the circumferential side wall of the diversion pipe (10), and the connecting column (17) is fixedly installed on the inner wall of the second driven gear (14).

5. The hot blast stove with the tail gas recovery function according to claim 4, wherein one end of the connecting column (17) far away from the second driven gear (14) is fixedly provided with a driven rotating shaft (16), a plurality of groups of guide vanes (15) with the same structure are fixedly arranged on the circumferential side wall of the driven rotating shaft (16), and the second driven gear (14) and the second driving gear (13) are meshed with each other.

6. The hot blast stove with the tail gas recovery function according to claim 1, wherein the stirring mechanism comprises a first driving gear (11), a first driven gear (6) and a stirring rod (5), a first driving gear (11) is fixedly mounted on the circumferential side wall of the driving rotating shaft (12), the stirring rod (5) is rotatably mounted on the inner wall of the filter box (4), a first driven gear (6) is fixedly mounted on the outer portion of one end, close to the driving motor (3), of the stirring rod (5) and extends to the filter box (4), the first driven gear (6) and the first driving gear (11) are meshed with each other, and a plurality of groups of stirring columns with the same structure are fixedly mounted on the circumferential side wall of the stirring rod (5).