CN210596218U - Ash removal device for hot galvanizing - Google Patents
Ash removal device for hot galvanizing Download PDFInfo
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- CN210596218U CN210596218U CN201920822774.0U CN201920822774U CN210596218U CN 210596218 U CN210596218 U CN 210596218U CN 201920822774 U CN201920822774 U CN 201920822774U CN 210596218 U CN210596218 U CN 210596218U
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Abstract
The utility model discloses an ash removal device for hot galvanizing, which comprises a zinc liquid tank, a furnace nose and a steel belt, wherein two sides of the zinc liquid tank are respectively provided with a support plate, a fixed plate is arranged above the two support plates, the furnace nose obliquely penetrates through the fixed plate, the tail end of the furnace nose is immersed below the liquid level of zinc liquid in the zinc liquid tank, the bottom of the inner side of the zinc liquid tank is also provided with a rotating roller, and the steel belt passes through the furnace nose, turns upwards through the rotating roller and penetrates through the fixed plate to be output; the lower end of the upper side plate of the furnace nose is provided with a vertical plate, the vertical plate and the upper side plate of the furnace nose form an overflow groove, the top of the vertical plate is flush with the liquid level of the zinc liquid, the bottom of the overflow groove is provided with an ash discharge pipe, the tail end of the ash discharge pipe is provided with an ash suction pump, and the ash suction pump is externally connected with a recovery device; an exhaust fan is arranged on one side of the zinc liquid tank; the utility model discloses can effectually restrain the diffusion of zinc cigarette and can in time clear away the zinc ash, and can retrieve the zinc ash, prolong hot-galvanize equipment's life and avoided the wasting of resources.
Description
Technical Field
The utility model relates to a dust cleaning device for hot-galvanize belongs to hot-galvanize equipment technical field.
Background
Hot galvanizing, also called hot dip galvanizing and hot dip galvanizing, is an effective metal anticorrosion mode, is mainly used for metal structure facilities in various industries, and is used for immersing a steel member after rust removal into molten zinc at about 500 ℃ to attach a zinc layer on the surface of the steel member, thereby achieving the purpose of anticorrosion; the high-temperature zinc liquid can automatically generate zinc smoke in the zinc liquid tank, and the zinc smoke is easy to damage human bodies and wastes resources after being scattered to the control; the zinc smoke in the furnace nose can be attached to the furnace nose and condensed into zinc ash, the accumulation of the zinc ash shortens the service life of equipment, and the zinc ash is easy to fall into zinc liquid to influence the galvanizing effect.
Disclosure of Invention
For solving prior art's is not enough, the utility model provides a dust cleaning device for hot-galvanize, the effectual diffusion that restraines the zinc cigarette can in time clear away the zinc ash, and can retrieve the zinc ash, has prolonged hot-galvanize equipment's life and has avoided the wasting of resources.
The utility model discloses the technical scheme who adopts does:
a dust cleaning device for hot galvanizing comprises a zinc liquid tank, a furnace nose and a steel belt, wherein supporting plates are respectively arranged on two sides of the zinc liquid tank, a fixed plate is arranged above the two supporting plates, the furnace nose obliquely penetrates through the fixed plates, the tail end of the furnace nose is immersed below the liquid level of zinc liquid in the zinc liquid tank, a rotating roller is further arranged at the bottom of the inner side of the zinc liquid tank, and the steel belt penetrates through the furnace nose, turns upwards through the rotating roller and penetrates through the fixed plates to be output; the lower end of the upper side plate of the furnace nose is provided with a vertical plate, the vertical plate and the upper side plate of the furnace nose form an overflow groove, the top of the vertical plate is flush with the liquid level of the zinc liquid, the bottom of the overflow groove is provided with an ash discharge pipe, the tail end of the ash discharge pipe is provided with an ash suction pump, and the ash suction pump is externally connected with a recovery device; one side of the zinc liquid tank is also provided with an exhaust fan, a first branch pipe and a second branch pipe are arranged on an air inlet pipe of the exhaust fan, the first branch pipe is positioned below the fixed plate and extends into the zinc liquid tank, the second branch pipe is positioned above the fixed plate and is communicated with the furnace nose, and an air outlet pipe of the exhaust fan is externally connected with a recovery air pipe.
Preferably, the air inlet pipe close to one end of the exhaust fan is provided with a filter from top to bottom.
Further preferably, an observation window is further arranged on the zinc liquid tank, and the observation window is right opposite to the bottom end of the furnace nose.
Preferably, a first air pipe is arranged on one side in the zinc liquid tank below the fixing plate, the first air pipe is externally connected with an inert gas source, and an air outlet of the first air pipe is vertically upward.
Further preferably, a second air pipe is arranged on the furnace nose above the fixing plate in a surrounding mode, a plurality of air outlet nozzles are arranged on the second air pipe and located in the furnace nose, and the air blowing directions of the air outlet nozzles face towards the steel belt.
Further preferably, the outside of the bottom end of the furnace nose is provided with scale marks, and the scale marks are flush with the top end of the vertical plate.
The beneficial effects of the utility model reside in that:
adopt overflow launder and ash pump in time to handle zinc ash, and adopt the branch pipe one that is located the fixed plate below and extends to zinc cistern and the branch pipe two that is located the fixed plate top and communicates with the furnace nose that sets up on air exhauster and the income tuber pipe, wherein one side in the zinc cistern of fixed plate below is provided with trachea one and is located the furnace nose of fixed plate top around being provided with trachea two, let in inert gas to zinc cistern in, the zinc cigarette that produces the zinc liquid is in time taken away under inert gas's protection, and then avoided the adhesion of zinc cigarette in zinc cistern and furnace nose, and adopt the filter to collect after filtering zinc powder of zinc cigarette, the diffusion of zinc cigarette has been avoided, personnel's safety has been protected simultaneously.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of a zinc bath;
FIG. 3 is a schematic view of the structure of the furnace nose;
the main reference numerals in the figures have the following meanings:
1. zinc liquid tank, 2, support plate, 3, fixing plate, 4, furnace nose, 5, steel belt, 6, rotary roller, 7, overflow tank, 8, ash discharge pipe, 9, ash suction pump, 10, exhaust fan, 11, filter, 12, branch pipe I, 13, branch pipe II, 14, observation window, 15, air pipe I, 41, air pipe II, 42, air outlet nozzle, 43 and scale mark.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1-3: the embodiment is a dust removing device for hot galvanizing, which comprises a zinc liquid tank 1, a furnace nose 4 and a steel belt 5, wherein two sides of the zinc liquid tank 1 are respectively provided with a support plate 2, a fixed plate 3 is arranged above the two support plates 2, the furnace nose 4 obliquely penetrates through the fixed plate 3, the bottom end of the furnace nose 4 is immersed below the liquid level of zinc liquid in the zinc liquid tank 1, the bottom of the inner side of the zinc liquid tank 1 is also provided with a rotating roller 6, and the steel belt 5 penetrates through the furnace nose 4, turns upwards through the rotating roller 6 and penetrates through the fixed plate 3 to be output; the lower end of the upper side plate of the furnace nose 4 is provided with a vertical plate, the vertical plate and the upper side plate of the furnace nose 4 form an overflow groove 7, the top of the vertical plate is flush with the liquid level of the zinc liquid, the bottom of the overflow groove 7 is provided with an ash discharge pipe 8, the tail end of the ash discharge pipe 8 is provided with an ash suction pump 9, and the ash suction pump 9 is externally connected with a recovery device; one side of the zinc liquid tank 1 is also provided with an exhaust fan 10, an air inlet pipe of the exhaust fan 10 is provided with a first branch pipe 12 which is positioned below the fixed plate 3 and extends into the zinc liquid tank 1 and a second branch pipe 13 which is positioned above the fixed plate 3 and is communicated with the furnace nose 4, and an air outlet pipe of the exhaust fan 10 is externally connected with a recovery air pipe.
Referring to fig. 1, a filter 11 is provided on the inlet duct near one end of the suction fan 10.
Referring to fig. 2, the molten zinc bath 1 is further provided with an observation window 14, and the observation window 14 is opposite to the bottom end of the furnace nose 4.
Referring to fig. 1, a first air pipe 15 is arranged on one side in the zinc liquid tank 1 below the fixing plate 3, the first air pipe 15 is externally connected with an inert gas source, and an air outlet of the first air pipe 15 is vertically upward.
Referring to fig. 3, a second air pipe 41 is arranged on the furnace nose 4 above the fixing plate 3 in a surrounding manner, the second air pipe 41 is also externally connected with an inert gas source, a plurality of air outlet nozzles 42 are arranged on the second air pipe 41, the air outlet nozzles 42 are positioned in the furnace nose 4, and the air blowing direction of the air outlet nozzles 42 faces to the steel strip 5, so that the gas is prevented from being directly blown to the zinc liquid; and the outside of the bottom end of the furnace nose 4 is provided with scale marks 43, and the scale marks 43 are flush with the top end of the vertical plate.
The utility model discloses a theory of operation does:
the steel strip 5 is galvanized in the molten zinc bath 1 through the furnace nose 4 and then conveyed to the downstream through the rotating roller 6, in the galvanizing process, zinc smoke generated by high-temperature molten zinc is filled in a space below the fixed plate 3 and inside the furnace nose 4, inert gas is introduced through the first air pipe 15 and the first air pipe 41, the gas is extracted through the exhaust fan 10, the zinc smoke is extracted while not reacting with trace oxygen and other elements under the action of the inert gas, and the zinc ash in the gas is filtered and collected by the filter 11, so that resource waste is avoided; after the steel strip is contacted with the molten zinc, a certain amount of zinc slag is generated above the liquid level of the molten zinc, and the zinc slag is driven by the molten zinc to overflow into the overflow groove 7 and then is pumped out by the ash suction pump 9 through the ash discharge pipe 8 for treatment and recovery.
The observation window 14 arranged on the zinc liquid tank 1 and the scale mark 43 arranged outside the bottom end of the furnace nose 4 facilitate the control of the liquid level of the zinc liquid in the zinc liquid tank 1.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a deashing device for hot dip galvanizing which characterized in that: the zinc liquid tank comprises a zinc liquid tank (1), a furnace nose (4) and a steel belt (5), wherein supporting plates (2) are respectively arranged on two sides of the zinc liquid tank (1), a fixing plate (3) is arranged above the two supporting plates (2), the furnace nose (4) obliquely penetrates through the fixing plates (3), the bottom end of the furnace nose (4) is immersed below the liquid level of zinc liquid in the zinc liquid tank (1), a rotating roller (6) is further arranged at the bottom of the inner side of the zinc liquid tank (1), and the steel belt (5) penetrates through the furnace nose (4), turns upwards through the rotating roller (6) and penetrates through the fixing plates (3) to be output; a vertical plate is arranged at the lower end of an upper side plate of the furnace nose (4), an overflow groove (7) is formed by the vertical plate and the upper side plate of the furnace nose (4), the top of the vertical plate is flush with the liquid level of zinc liquid, an ash discharge pipe (8) is arranged at the bottom of the overflow groove (7), an ash suction pump (9) is arranged at the tail end of the ash discharge pipe (8), and the ash suction pump (9) is externally connected with a recovery device; one side of zinc cistern (1) still is provided with air exhauster (10), be provided with branch pipe one (12) that are located fixed plate (3) below and extend to zinc cistern (1) and branch pipe two (13) that are located fixed plate (3) top and communicate with stove nose (4) on the tuber pipe of air exhauster (10), the air-out pipe of air exhauster (10) is external and retrieves the trachea.
2. The ash removal device for hot galvanizing according to claim 1, wherein a filter (11) is arranged on the air inlet pipe close to one end of the exhaust fan (10).
3. The ash removal device for hot galvanizing according to claim 1, wherein an observation window (14) is further arranged on the zinc liquid tank (1), and the observation window (14) is right opposite to the bottom end of the furnace nose (4).
4. The ash removal device for hot galvanizing according to claim 1, wherein a first air pipe (15) is arranged on one side in the zinc liquid tank (1) below the fixing plate (3), the first air pipe (15) is externally connected with an inert gas source, and an air outlet of the first air pipe (15) is vertically upward.
5. The ash removal device for hot galvanizing according to claim 1, wherein a second air pipe (41) is arranged on the furnace nose (4) above the fixing plate (3) in a surrounding manner, a plurality of air outlet nozzles (42) are arranged on the second air pipe (41), the air outlet nozzles (42) are positioned in the furnace nose (4), and the air blowing direction of the air outlet nozzles (42) faces towards the steel strip (5).
6. The ash removal device for hot galvanizing according to claim 1, wherein scale marks (43) are arranged outside the bottom end of the furnace nose (4), and the scale marks (43) are flush with the top end of the vertical plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920822774.0U CN210596218U (en) | 2019-06-03 | 2019-06-03 | Ash removal device for hot galvanizing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920822774.0U CN210596218U (en) | 2019-06-03 | 2019-06-03 | Ash removal device for hot galvanizing |
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| Publication Number | Publication Date |
|---|---|
| CN210596218U true CN210596218U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920822774.0U Active CN210596218U (en) | 2019-06-03 | 2019-06-03 | Ash removal device for hot galvanizing |
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| CN (1) | CN210596218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115584457A (en) * | 2022-09-30 | 2023-01-10 | 武汉钢铁有限公司 | Annular overflow device and method for closed-loop control of zinc addition through internal liquid level measurement |
-
2019
- 2019-06-03 CN CN201920822774.0U patent/CN210596218U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115584457A (en) * | 2022-09-30 | 2023-01-10 | 武汉钢铁有限公司 | Annular overflow device and method for closed-loop control of zinc addition through internal liquid level measurement |
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