CN210441669U

CN210441669U - Submerged arc furnace flue gas recovery device

Info

Publication number: CN210441669U
Application number: CN201921012907.4U
Authority: CN
Inventors: 章继红
Original assignee: Jiangsu Huiran Industrial Co ltd
Current assignee: Jiangsu Huiran Industrial Co ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-05-01
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a flue gas recovery device of a submerged arc furnace, which comprises a supporting table, wherein a waste heat recovery mechanism is fixedly arranged at the top end of the supporting table, a top cover is clamped at one end of the waste heat recovery mechanism, which is far away from the supporting table, a second exhaust pipe is installed at the end of the waste heat recovery mechanism, which is far away from an inlet pipe, which is butted with the inlet pipe, an exhaust fan is fixedly arranged at the top end of the second exhaust pipe, a supporting frame is placed at one side of the supporting table, a settling mechanism is fixedly arranged at the top end of the supporting frame, and a waste collecting barrel is placed at the position between the supporting table and the supporting frame, the utility model provides a flue gas recovery device of a submerged arc furnace, which is provided with a connecting piece at the connecting end of a condensing pipe, can deposit large, the second exhaust pipe is convenient to dredge, and the anti-blocking performance of the device is greatly improved.

Description

Submerged arc furnace flue gas recovery device

Technical Field

The utility model relates to a stamping device, in particular to hot stove flue gas recovery unit in ore deposit belongs to servo punch press technical field.

Background

The submerged arc furnace is also called electric arc furnace or resistance electric furnace, it is mainly used for reducing and smelting raw materials such as ore, carbonaceous reducing agent and solvent, mainly produce ferrosilicon, ferromanganese, ferrochromium, ferrotungsten, silicon-manganese alloy, etc., it is an important industrial raw material and chemical raw materials such as calcium carbide, etc. in the metallurgical industry, the submerged arc furnace will produce a large amount of flue gas in the course of using, need to recycle the flue gas and reduce its pollution to the environment.

The hot stove flue gas in ore deposit need use recovery unit when retrieving, and traditional hot stove flue gas recovery unit in ore deposit is when using, because the size is big, not convenient to dismantle, and the large granule smoke and dust in the long-term back flue gas of using easily causes the jam to the pipeline in the device, is not convenient for dredge to the pipeline moreover, greatly reduced the device prevent blockking up the performance, need design one kind to this and prevent blockking up effectual hot stove flue gas recovery unit in ore deposit.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a hot stove flue gas recovery unit in ore deposit.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a flue gas recovery device of a submerged arc furnace, which comprises a supporting table, wherein a waste heat recovery mechanism is fixedly arranged at the top end of the supporting table, a top cover is clamped and installed at one end of the waste heat recovery mechanism far away from the supporting table, a feeding pipe is fixedly butted at the position of one end of the waste heat recovery mechanism close to the top cover, a second exhaust pipe is installed at one end of the waste heat recovery mechanism far away from the feeding pipe in a butt joint mode, an exhaust fan is fixedly installed at the top end of the second exhaust pipe and at one side far away from the waste heat recovery mechanism, a support frame is arranged on one side of the support table, a sedimentation mechanism is fixedly arranged at the top end of the support frame, and the sedimentation mechanism is communicated with the exhaust fan through a first exhaust pipe, a waste collecting barrel is placed at the position between the support table and the support frame and below the second exhaust pipe, and the waste collecting barrel is communicated with the second exhaust pipe.

As an optimal technical scheme of the utility model, it has the aqua storage tank to open in the waste heat recovery mechanism, on the aqua storage tank inner wall and open with the position that the inlet pipe is corresponding and have the second opening, just the fixed butt joint of inlet pipe and second opening, on the aqua storage tank inner wall and open with the position that the second blast pipe is corresponding and have first opening, just the fixed butt joint of second blast pipe and first opening, just be located the aqua storage tank in-connection and have a plurality of condensation duct between first opening and the second opening, and a plurality of a connecting piece, four has all been cup jointed to condensation duct butt joint department the equal threaded connection in bottom of connecting piece has a bottom.

As a preferred technical scheme of the utility model, it has first water inlet to subside the one end fixed mounting that the support frame was kept away from to the mechanism, it has the drain to subside the one side of just keeping away from first water inlet on the mechanism outer wall to cut, it has the cavity to subside to open the chisel in the mechanism, it has the third port to cut on the cavity inner wall and with the position that first exhaust pipe is corresponding, just first exhaust pipe and the fixed butt joint of third port, the discharging pipe is installed to the one end that just is close to the support frame on the inner wall of the relative one side of cavity and third port, roof and the corresponding fixed position with first water inlet in the cavity have the shower nozzle.

As a preferred technical scheme of the utility model, the one end that waste heat recovery mechanism was kept away from to the second blast pipe is inserted and is installed the sealing plug, it has the fourth opening to open with the corresponding position of exhaust fan on the second blast pipe, just exhaust fan fixed mounting is between the inner wall of fourth opening, one side of keeping away from the fourth opening on the second blast pipe is opened and is chiseled the fifth opening, just fifth opening connecting pipe and garbage collection bucket intercommunication.

As an optimal technical scheme of the utility model, the one end fixed mounting that just is close to the inlet pipe on the top cap has the second water inlet, one side fixed mounting who keeps away from the second water inlet on the top cap has the steam delivery outlet.

The utility model discloses the beneficial effect who reaches is: the utility model relates to a hot stove flue gas recovery unit in ore deposit, have the characteristics that prevent blockking up the performance good, in concrete use, compare with traditional hot stove flue gas recovery unit in ore deposit, this device is provided with the connecting piece at the condenser pipe link, can let the large granule smoke and dust deposit in the connecting piece, and conveniently clear away accumulational smoke and dust through opening the bottom, prevent to use for a long time and lead to the condenser pipe to block up, be provided with the rubber buffer in second blast pipe end portion moreover, be convenient for dredge the second blast pipe, the anti-clogging performance of this device has been improved greatly.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the waste heat recovery mechanism of the present invention;

fig. 3 is a schematic view of the internal structure of the settling mechanism of the present invention;

fig. 4 is a cross-sectional view of a second exhaust pipe according to the present invention.

In the figure: 1. a support table; 2. a waste heat recovery mechanism; 21. a water storage tank; 22. a first port; 23. a second port; 24. a condensing duct; 25. a connecting member; 26. a bottom cover; 3. a waste collection barrel; 4. a support frame; 5. a sedimentation mechanism; 51. a first water inlet; 52. a sewage draining outlet; 53. a discharge pipe; 54. a cavity; 55. a spray head; 56. a third port; 6. a first exhaust pipe; 7. an exhaust fan; 8. a second exhaust pipe; 81. a sealing plug; 82. a fourth port; 83. a fifth port; 9. a top cover; 91. a steam outlet; 92. a second water inlet; 10. and (4) feeding a pipe.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in figures 1-4, the utility model relates to a submerged arc furnace flue gas recovery device, which comprises a supporting table 1, wherein the top end of the supporting table 1 is fixedly provided with a waste heat recovery mechanism 2, one end of the waste heat recovery mechanism 2, which is far away from the supporting table 1, is clamped with a top cover 9, one end of the waste heat recovery mechanism 2, which is close to the top cover 9, is fixedly butted with a feed pipe 10, one end of the waste heat recovery mechanism 2, which is far away from the feed pipe 10, is butted with a second exhaust pipe 8, one side of the top end of the second exhaust pipe 8, which is far away from the waste heat recovery mechanism 2, is fixedly provided with an exhaust fan 7, one side of the supporting table 1 is provided with a supporting frame 4, the top end of the supporting frame 4 is fixedly provided with a sedimentation mechanism 5, the sedimentation mechanism 5 is communicated with the exhaust fan 7 through a first exhaust pipe, the waste collecting barrel 3 is communicated with a second exhaust pipe 8.

Wherein, it has aqua storage tank 21 to open chisel in the waste heat recovery mechanism 2, it has second opening 23 to open on the aqua storage tank 21 inner wall and with the position division corresponding to inlet pipe 10, just inlet pipe 10 and the fixed butt joint of second opening 23, on the aqua storage tank 21 inner wall and with the position division corresponding to second blast pipe 8 have first opening 22, just second blast pipe 8 and the fixed butt joint of first opening 22, just be located between first opening 22 and the second opening 23 aqua storage tank 21 in-connection and have a plurality of condensation duct 24, and a plurality of condensation duct 24 butt joint department has all cup jointed a connecting piece 25, four the equal threaded connection in bottom of connecting piece 25 has a bottom 26, is convenient for utilize flue gas production steam and let the flue gas cooling.

Wherein, it has first water inlet 51 to subside the one end fixed mounting that support frame 4 was kept away from to mechanism 5, subside on the mechanism 5 outer wall and keep away from one side of first water inlet 51 and cut and have drain 52, it has cavity 54 to cut in the mechanism 5, on the cavity 54 inner wall and cut and have third opening 56 with the position that first exhaust pipe 6 is corresponding, just first exhaust pipe 6 and the fixed butt joint of third opening 56, on the inner wall of cavity 54 and the relative one side of third opening 56 and be close to the one end of support frame 4 and install discharging pipe 53, roof and the fixed position that corresponds with first water inlet 51 have shower nozzle 55 in the cavity 54, subside the tiny particle smoke and dust before guaranteeing the flue gas to discharge, avoid the polluted environment.

Wherein, the one end that waste heat recovery mechanism 2 was kept away from to second blast pipe 8 is inserted and is installed sealing plug 81, it has fourth opening 82 to open with the corresponding position of exhaust fan 7 on the second blast pipe 8, just exhaust fan 7 fixed mounting is between fourth opening 82 inner wall, one side of keeping away from fourth opening 82 on the second blast pipe 8 is opened and is dug fifth opening 83, just fifth opening 83 connecting pipe and garbage collection bucket 3 intercommunication, the collection of the large granule smoke and dust in the flue gas of being convenient for.

Wherein, the one end fixed mounting that just is close to inlet pipe 10 on the top cap 9 has second water inlet 92, one side fixed mounting who keeps away from second water inlet 92 on the top cap 9 has steam outlet 91, can irritate water in to the aqua storage tank 21 when not opening top cap 9.

Specifically, when the utility model is used, firstly, the flue gas enters the condensation pipeline 24 in the waste heat recovery mechanism 2 from the inlet pipe 10, the heat generated by the flue gas in the condensation pipeline 24 can heat the water in the water storage tank 21, the generated steam is discharged from the steam outlet 91, the cooled smoke dust enters the second exhaust pipe 8 and is discharged into the first exhaust pipe 6 through the exhaust fan 7, at the same time, the large-particle smoke dust in the flue gas can fall into the waste material collecting barrel 3 from the fifth opening 83 under the action of gravity, when the flue gas is discharged into the sedimentation mechanism 5 from the first exhaust pipe 6, the spray nozzle 55 sprays water mist and carries out sedimentation operation on the flue gas in the cavity 54, the small-particle smoke dust and the water mist can be attached to and settled on the inner bottom wall of the cavity 54, then the small-particle smoke dust and accumulated water are discharged together through the sewage discharge opening 52, at the moment, the flue gas after dust removal can be discharged from the discharge pipe 53, effectively reduce the pollution that the flue gas led to the fact the environment, after the device is used for a long time, can open top cap 9 and take out condensation duct 24 from aqua storage tank 21, open bottom 26 then and clear away sedimentary large granule smoke and dust in connecting piece 25, prevent that the passageway that the large granule smoke and dust formed between to condensation duct 24 from causing the jam, through taking out sealing plug 81 conveniently mediation second blast pipe 8, push away its inner wall adnexed large granule smoke and dust to fifth opening 83 department and collect in garbage collection bucket 3, effectively prevent that second blast pipe 8 from being blockked up by the large granule smoke and dust, the anti-clogging performance of this device has been improved greatly.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a hot stove flue gas recovery unit in ore deposit, includes brace table (1), its characterized in that, the top fixed mounting of brace table (1) has waste heat recovery mechanism (2), waste heat recovery mechanism (2) keep away from the one end block of brace table (1) and install top cap (9), the rigidity that waste heat recovery mechanism (2) one end and be close to top cap (9) is docked and is had inlet pipe (10), waste heat recovery mechanism (2) keep away from the one end butt joint of inlet pipe (10) and install second blast pipe (8), the top of second blast pipe (8) and keep away from one side fixed mounting of waste heat recovery mechanism (2) have exhaust fan (7), support frame (4) have been placed to one side of brace table (1), the top fixed mounting of support frame (4) has subsides mechanism (5), just subside mechanism (5) and exhaust fan (7) intercommunication through first blast pipe (6), waste collecting barrel (3) is placed at the position between supporting table (1) and supporting frame (4) and below second exhaust pipe (8), and waste collecting barrel (3) is communicated with second exhaust pipe (8).

2. The submerged arc furnace flue gas recovery device according to claim 1, characterized in that a water storage tank (21) is chiseled in the waste heat recovery mechanism (2), a second port (23) is arranged on the inner wall of the water storage tank (21) and at the position corresponding to the feeding pipe (10), the feeding pipe (10) is fixedly butted with the second through hole (23), a first through hole (22) is drilled on the inner wall of the water storage tank (21) and at the position corresponding to the second exhaust pipe (8), the second exhaust pipe (8) is fixedly butted with the first port (22), a plurality of condensing pipelines (24) are connected between the first port (22) and the second port (23) and positioned in the water storage tank (21), and the butt joint of the plurality of condensing pipelines (24) is sleeved with a connecting piece (25), and the bottom ends of the four connecting pieces (25) are in threaded connection with a bottom cover (26).

3. The submerged arc furnace flue gas recovery device according to claim 1, characterized in that a first water inlet (51) is fixedly arranged at one end of the settling mechanism (5) far away from the supporting frame (4), a sewage draining outlet (52) is drilled on the outer wall of the sedimentation mechanism (5) and on one side far away from the first water inlet (51), a cavity (54) is drilled in the sedimentation mechanism (5), a third port (56) is drilled on the inner wall of the cavity (54) and at the position corresponding to the first exhaust pipe (6), the first exhaust pipe (6) is fixedly butted with the third port (56), a discharge pipe (53) is arranged on the inner wall of one side of the cavity (54) opposite to the third port (56) and close to one end of the support frame (4), and a spray head (55) is fixedly arranged on the inner top wall of the cavity (54) and at a position corresponding to the first water inlet (51).

4. The submerged arc furnace flue gas recovery device according to claim 1, characterized in that one end of the second exhaust pipe (8) far away from the waste heat recovery mechanism (2) is inserted with a sealing plug (81), a fourth opening (82) is opened on the second exhaust pipe (8) at a position corresponding to the exhaust fan (7), the exhaust fan (7) is fixedly installed between the inner walls of the fourth opening (82), a fifth opening (83) is opened on one side of the second exhaust pipe (8) far away from the fourth opening (82), and the fifth opening (83) connecting pipe is communicated with the waste collecting barrel (3).

5. A submerged arc furnace flue gas recovery device according to claim 1, characterized in that a second water inlet (92) is fixedly arranged at one end of the top cover (9) close to the feed pipe (10), and a steam outlet (91) is fixedly arranged at one side of the top cover (9) far away from the second water inlet (92).