CN215560565U - Crude magnesium refining furnace crucible upper smoke dust collecting device and crude magnesium refining device - Google Patents
Crude magnesium refining furnace crucible upper smoke dust collecting device and crude magnesium refining device Download PDFInfo
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- CN215560565U CN215560565U CN202121111002.XU CN202121111002U CN215560565U CN 215560565 U CN215560565 U CN 215560565U CN 202121111002 U CN202121111002 U CN 202121111002U CN 215560565 U CN215560565 U CN 215560565U
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Abstract
The utility model relates to the technical field of crude magnesium refining equipment, and discloses a smoke dust collecting device at the upper part of a crucible of a crude magnesium refining furnace and a crude magnesium refining device. The device for collecting the smoke dust on the upper part of the crucible of the crude magnesium refining furnace has the function of automatically pouring liquid, can effectively improve the processing efficiency and the use convenience of the crude magnesium refining furnace, can also have the function of recovering the waste heat of flue gas, avoids the influence of heat waste on the environmental protection performance of the processing of the crude magnesium refining furnace, and simultaneously improves the use effect of the device for collecting the smoke dust on the upper part of the crucible of the crude magnesium refining furnace.
Description
Technical Field
The utility model relates to the technical field of crude magnesium refining equipment, in particular to a smoke dust collecting device at the upper part of a crucible of a crude magnesium refining furnace and a crude magnesium refining device.
Background
In the process of producing magnesium ingots and magnesium alloys by crude magnesium refining, natural gas, coke oven gas, liquefied petroleum gas and the like are mostly adopted as fuels, and after combustion, a crucible is heated to melt crude magnesium, so that the crude magnesium is refined. The temperature of the refining furnace is 980 ℃, the temperature of the crucible is 720 ℃, and the heat radiation of the furnace top is large in the production process. When the crude magnesium is refined, a refining solvent and auxiliary materials are put into the crucible, the crude magnesium taken out from the crystallization barrel is added, smoke dust is generated at the upper part of the crucible in the melting and refining processes of the crude magnesium, and meanwhile, the fire-starting and burning magnesium is extinguished by adopting the solvent, so that acid corrosive gas and smoke dust are generated by the crucible and the magnesium.
The smoke and dust collection device and the crude magnesium refining device on the upper part of the crucible of the existing crude magnesium refining furnace have the condition of waste heat of flue gas when in use, thus influencing the environmental protection performance of crude magnesium refining processing, and in addition, the crucible is still taken out to cause the inconvenience of liquid pouring in the crude magnesium refining processing, and influencing the processing efficiency and the use convenience of the crude magnesium refining furnace.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that smoke dust collecting device at the upper part of a crucible of a crude magnesium refining furnace and the crude magnesium refining device in the prior art are wasted by waste heat of smoke gas when in use, the environmental protection performance of crude magnesium refining processing is influenced, the crucible is inconvenient to take out and pour liquid during the crude magnesium refining processing, and the processing efficiency and the use convenience of the crude magnesium refining furnace are influenced, and provides the smoke dust collecting device at the upper part of the crucible of the crude magnesium refining furnace and the crude magnesium refining device.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the upper smoke dust collecting device and the crude magnesium refining device of the crucible of the crude magnesium refining furnace comprise a supporting plate, wherein a fixing through hole is formed in the upper surface of the supporting plate, a self-suction smoke hood is fixedly connected to the hole wall of the fixing through hole, supporting columns are fixedly connected to four corners of the lower surface of the supporting plate, two rolling bearings are fixedly connected to the outer wall of each supporting column, a screw rod is fixedly connected to the inner walls of the two rolling bearings together, a plurality of screw rods are sleeved with a lifting plate through common threads, threaded holes matched with the screw rods are formed in the upper surface of the lifting plate, mounting holes are formed in the upper surface of the supporting plate, a driving motor is fixedly connected to the hole wall of each mounting hole, the output end of each driving motor is fixedly connected to the adjacent top end of each screw rod, a chain wheel is fixedly sleeved on the outer wall of the bottom ends of the plurality of screw rods, and a transmission chain is sleeved on the outer wall of the chain wheel together, the lower surface of the supporting plate is fixedly connected with a first high-temperature-resistant connecting chain, and the upper surface of the supporting plate is fixedly connected with a smoke dust treatment mechanism.
Preferably, the smoke and dust processing mechanism include with backup pad fixed surface connection's heat exchanger, aspiration pump and water tank, the fixed intercommunication of hot air inlet of heat exchanger has the connecting pipe, the bottom of connecting pipe and the fixed intercommunication of the output from the aspiration cover, the fixed intercommunication of cold gas outlet of heat exchanger has the return bend, the output of return bend stretches into the inside of water tank, the fixed intercommunication of hot gas outlet of heat exchanger has fixed pipe, the fixed intercommunication of the output of fixed pipe and the input of aspiration pump.
Preferably, the outer wall of the lifting plate is movably connected with the outer wall of the supporting column.
Preferably, a connecting through hole is formed in the upper surface of the supporting plate, a coiling disc is movably connected to the hole wall of the connecting through hole, the bottom end of the coiling disc is fixedly connected with the top end of the screw rod, and a second high-temperature-resistant connecting chain is fixedly connected to the outer wall of the coiling disc.
Preferably, the upper surface of the self-suction smoke hood is provided with a chain penetrating hole matched with the bottom end of the first high-temperature-resistant connecting chain.
Crude magnesium refining device, including crude magnesium refining furnace main part and foretell crude magnesium refining furnace crucible upper portion smoke and dust collection device, its characterized in that, the inner wall fixedly connected with of crude magnesium refining furnace main part supports a net section of thick bamboo, the inner wall swing joint who supports a net section of thick bamboo has the crucible, the outer wall fixedly connected with go-between of crucible, the outer wall of go-between and the bottom fixed connection of first high temperature resistant connecting chain, the lower surface of crude magnesium refining furnace main part and the last fixed surface of lifter plate are connected, the bottom of second high temperature resistant connecting chain and the bottom outer wall fixed connection of crucible, the outer wall fixedly connected with preheating cabinet of crude magnesium refining furnace main part, the inner wall swing joint of preheating cabinet has the net frame, the bottom mounting intercommunication of preheating cabinet has the air duct, the top of air duct and the fixed intercommunication of the output of aspiration pump.
Compared with the prior art, the utility model provides a crude magnesium refining furnace crucible upper smoke dust collecting device and a crude magnesium refining device, which have the following beneficial effects:
1. the crude magnesium refining furnace crucible upper smoke dust collecting device and the crude magnesium refining device are provided with a driving motor, a lifting plate, a screw rod and a transmission chain, when the magnesium metal liquid in a crucible needs to be taken out, the driving motor is started, the screw rod rotates, the lifting plate moves downwards through a chain wheel and the transmission chain, the lifting plate moves a crude magnesium refining furnace main body to move downwards, so that the crucible is exposed, meanwhile, the screw rod enables a winding disc to wind a second high-temperature-resistant connecting chain, the second high-temperature-resistant connecting chain is tightened when the crucible is completely exposed, after that, the screw rod continues to rotate to enable the lifting plate to move downwards, the winding disc pulls the crucible through the second high-temperature-resistant connecting chain, so that the crucible is inclined downwards under the coordination of the first high-temperature-resistant connecting chain, the magnesium metal liquid in the crucible can be automatically poured out, the crucible can be put into the crude magnesium refining furnace main body when the driving motor rotates reversely, and the mechanism enables the smoke dust collecting device on the crude magnesium refining furnace crucible upper portion to have the function of automatic liquid pouring, can effectively improve the processing efficiency and the use convenience of the crude magnesium refining furnace.
2. The device for collecting smoke dust on the upper part of the crucible of the crude magnesium refining furnace and the crude magnesium refining device are provided with a heat exchanger, a preheating tank and an air pump, when the crude magnesium refining furnace works, the air pump and a high-temperature resistant suction fan in a self-suction hood are started firstly, the high-temperature resistant suction fan conveys hot smoke gas generated by processing the crude magnesium refining furnace to the heat exchanger through a connecting pipe, the air pump extracts external air through a fixed pipe to enter the heat exchanger, then most of the heat of the smoke gas is transferred into the external air through the heat exchanger, the external air carries the heat to enter the preheating tank through an air duct, so that the heat in the air preheats a net frame raw material, the heat in the smoke gas is fully utilized, the heating time of the raw material entering a main body of the crude magnesium refining furnace is shortened, the energy consumption is reduced, meanwhile, the waste of the heat is avoided, then the smoke gas is conveyed to a water body in the water tank, and the water body of the water tank is utilized to reduce dust of the smoke gas, and finally, the smoke is discharged into subsequent waste gas treatment equipment from a water tank exhaust port, smoke is prevented from flying to pollute the environment, the mechanism enables the smoke dust collecting device on the upper part of the crucible of the crude magnesium refining furnace to have the smoke waste heat recovery function, the environment-friendly performance of crude magnesium refining processing is prevented from being influenced by heat waste, and the using effect of the smoke dust collecting device on the upper part of the crucible of the crude magnesium refining furnace is improved.
The part which is not involved in the device is the same as the prior art or can be realized by adopting the prior art, the smoke dust collecting device on the upper part of the crucible of the crude magnesium refining furnace has the function of automatically pouring liquid, the processing efficiency and the use convenience of the crude magnesium refining furnace can be effectively improved, the smoke dust collecting device on the upper part of the crucible of the crude magnesium refining furnace can also have the function of recovering the waste heat of flue gas, the environment-friendly performance of the processing of the crude magnesium refining furnace is prevented from being influenced by heat waste, and the use effect of the smoke dust collecting device on the upper part of the crucible of the crude magnesium refining furnace is improved.
Drawings
FIG. 1 is a schematic structural view of a fume collecting device and a crude magnesium refining device at the upper part of a crucible of a crude magnesium refining furnace, which are provided by the utility model;
FIG. 2 is a schematic structural view of a part A of a crude magnesium refining apparatus and a smoke dust collecting apparatus at the upper part of a crucible of a crude magnesium refining furnace according to the present invention;
FIG. 3 is a schematic structural view of a fume collecting device at the upper part of a crucible of a crude magnesium refining furnace and a part B of the crude magnesium refining device.
In the figure: the device comprises a supporting plate 1, a self-suction hood 2, a supporting column 3, a rolling bearing 4, a screw rod 5, a lifting plate 6, a driving motor 7, a chain wheel 8, a smoke treatment mechanism 9, a heat exchanger 91, an air pump 92, a water tank 93, a connecting pipe 94, a bent pipe 95, a fixed pipe 96, a driving chain 10, a first high-temperature-resistant connecting chain 11, a coiling disc 12, a second high-temperature-resistant connecting chain 13, a crude magnesium refining furnace main body 14, a supporting mesh cylinder 15, a crucible 16, a connecting ring 17, a preheating box 18, a mesh frame 19 and an air guide pipe 20.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-3, a crude magnesium refining furnace crucible upper smoke dust collecting device and a crude magnesium refining device comprise a support plate 1, wherein the upper surface of the support plate 1 is provided with a fixed through hole, the hole wall of the fixed through hole is fixedly connected with a self-suction smoke hood 2, four corners of the lower surface of the support plate 1 are fixedly connected with support pillars 3, the outer wall of the support pillar 3 is fixedly connected with two rolling bearings 4, the inner walls of the two rolling bearings 4 are fixedly connected with a screw rod 5 together, the common screw thread of the rod walls of the screw rods 5 is sleeved with a lifting plate 6, the upper surface of the lifting plate 6 is provided with a screw hole matched with the screw rod 5, the upper surface of the support plate 1 is provided with a mounting hole, the hole wall of the mounting hole is fixedly connected with a driving motor 7, the output end of the driving motor 7 is fixedly connected with the top end of the adjacent screw rod 5, the outer walls of the bottom ends of the screw rods 5 are fixedly sleeved with chain wheels 8, the outer wall of a plurality of sprockets 8 has cup jointed drive chain 10 jointly, and the lower fixed surface of backup pad 1 is connected with first high temperature resistant connecting chain 11, and the last fixed surface of backup pad 1 is connected with smoke and dust processing mechanism 9.
Smoke and dust processing mechanism 9 includes the heat exchanger 91 with fixed surface connection on the backup pad 1, aspiration pump 92 and water tank 93, the fixed intercommunication of hot air inlet of heat exchanger 91 has connecting pipe 94, the bottom of connecting pipe 94 and the fixed intercommunication of output from the aspiration hood 2, the fixed intercommunication of cold gas outlet of heat exchanger 91 has return bend 95, the inside of water tank 93 is stretched into to the output of return bend 95, the fixed intercommunication of hot gas outlet of heat exchanger 91 has fixed pipe 96, the fixed intercommunication of output and the input of aspiration pump 92 of fixed pipe 96, above-mentioned mechanism makes crude magnesium refining furnace crucible upper portion smoke and dust collection device have the waste heat of flue gas recovery function, avoid the heat waste and influence the environmental protection performance of crude magnesium refining processing, improve crude magnesium refining furnace crucible upper portion smoke and dust collection device's result of use simultaneously.
The outer wall of lifter plate 6 and the outer wall swing joint of support column 3, and then can ensure the stability that lifter plate 6 reciprocated.
Connecting hole has been seted up to the upper surface of backup pad 1, and connecting hole's pore wall swing joint has a rolling disc 12, the bottom of rolling disc 12 and the top fixed connection of adjacent screw rod 5, the outer wall fixedly connected with second high temperature resistant connecting chain 13 of rolling disc 12, this mechanism makes magnesium refining furnace crucible upper portion smoke and dust collection device have the automatic function of falling liquid, can effectively improve the machining efficiency and the use convenience of magnesium refining furnace.
From the upper surface of suction hood 2 seted up first high temperature resistant connecting chain 11 bottom matched with wear chain hole, wear chain hole can make things convenient for first high temperature resistant connecting chain 11 to connect go-between 17.
The crude magnesium refining device comprises a crude magnesium refining furnace main body 14 and the smoke dust collecting device on the upper part of the crucible of the crude magnesium refining furnace, and is characterized in that a supporting mesh cylinder 15 is fixedly connected to the inner wall of the crude magnesium refining furnace main body 14, a crucible 16 is movably connected to the inner wall of the supporting mesh cylinder 15, a connecting ring 17 is fixedly connected to the outer wall of the crucible 16, the outer wall of the connecting ring 17 is fixedly connected with the bottom end of a first high-temperature-resistant connecting chain 11, the lower surface of the crude magnesium refining furnace main body 14 is fixedly connected with the upper surface of a lifting plate 6, the bottom end of a second high-temperature-resistant connecting chain 13 is fixedly connected with the outer wall of the bottom end of the crucible 16, a preheating box 18 is fixedly connected to the outer wall of the crude magnesium refining furnace main body 14, a mesh frame 19 is movably connected to the inner wall of the preheating box 18, an air guide tube 20 is fixedly communicated with the bottom end of the preheating box 18, the top end of the air guide tube 20 is fixedly communicated with the output end of an air suction pump 92, and a self-suction hood 2, The driving motor 7 and the air pump 92 are electrically connected to an external power source through a control switch, which is conventional in the art and is a means of ordinary skill in the art, and therefore, will not be described in detail.
In the utility model, when the magnesium metal liquid in the crucible needs to be taken out, firstly, the driving motor 7 is started, the driving motor 7 drives the screw rod 5 to rotate, the screw rod 5 enables the lifting plate 6 to move downwards through the chain wheel 8 and the transmission chain 10, the lifting plate 6 drives the crude magnesium refining furnace main body 14 to move downwards, and further the crucible 16 is exposed, meanwhile, the screw rod 5 rotates to drive the rolling disc 12 to roll the second high-temperature-resistant connecting chain 13, the second high-temperature-resistant connecting chain 13 is tightened when the crucible 16 is completely exposed, then, the rolling disc 12 pulls the crucible 16 through the second high-temperature-resistant connecting chain 13 when the screw rod 5 continues to rotate to enable the crucible 16 to be matched with the first high-temperature-resistant connecting chain 11 to be inclined downwards and automatically pour the magnesium metal liquid in the crucible, the crucible 16 can be placed into the crude magnesium refining furnace main body 14 when the driving motor 7 rotates reversely, and the mechanism enables the collection device on the upper part of the crucible smoke dust and the crude magnesium refining furnace to have the function of automatic pouring, when the crude magnesium refining furnace works, firstly, the air suction pump 92 and the high-temperature resistant air suction fan in the self-suction hood 2 are started, the high-temperature resistant air suction fan conveys hot flue gas generated by processing the crude magnesium refining furnace to the heat exchanger 91 through the connecting pipe 94, the air suction pump 92 sucks external air into the heat exchanger 91 through the fixed pipe 96, then most of the heat of the flue gas is transferred into the external air through the heat exchanger 91, the external air carries the heat into the preheating box 18 through the air duct 20, so that the heat in the air preheats the raw material of the net frame 19, the heat in the flue gas is fully utilized, the heating time of the raw material entering the crude magnesium refining furnace main body 14 is reduced, the energy consumption is reduced, meanwhile, the waste of the heat is avoided, then, the flue gas is conveyed into a water body in the water tank 93 through the bent pipe 95, and the water body of the water tank 93 is utilized to treat the flue gas, and finally, the smoke is discharged into subsequent waste gas treatment equipment from a gas outlet of the water tank 93, smoke and dust are prevented from flying to pollute the environment, the mechanism enables the smoke and dust collecting device on the upper part of the crucible of the crude magnesium refining furnace to have the smoke and dust waste heat recovery function, the environment-friendly performance of crude magnesium refining processing is prevented from being influenced by heat waste, and the using effect of the smoke and dust collecting device on the upper part of the crucible of the crude magnesium refining furnace is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The crude magnesium refining furnace crucible upper portion smoke and dust collection device comprises a supporting plate (1) and is characterized in that a fixing through hole is formed in the upper surface of the supporting plate (1), the hole wall of the fixing through hole is fixedly connected with a self-absorption smoke hood (2), supporting columns (3) are fixedly connected to four corners of the lower surface of the supporting plate (1), two rolling bearings (4) are fixedly connected to the outer wall of each supporting column (3), a screw rod (5) is fixedly connected to the inner wall of each rolling bearing (4) in a common mode, a plurality of lifting plates (6) are sleeved on the common screw thread of the rod wall of each screw rod (5), threaded holes matched with the screw rods (5) are formed in the upper surface of the supporting plate (1), mounting holes are formed in the upper surface of the supporting plate (1), driving motors (7) are fixedly connected to the hole wall of each mounting hole, the output ends of the driving motors (7) are fixedly connected with the tops of the adjacent screw rods (5), it is a plurality of the bottom outer wall of screw rod (5) all fixed cover has been connected sprocket (8), and is a plurality of drive chain (10) have been cup jointed jointly to the outer wall of sprocket (8), the first high temperature resistant connecting chain (11) of lower fixed surface of backup pad (1), the last fixed surface of backup pad (1) is connected with smoke and dust processing mechanism (9).
2. The crude magnesium refining furnace crucible upper smoke dust collecting device according to claim 1, characterized in that the smoke dust processing mechanism (9) comprises a heat exchanger (91) fixedly connected with the upper surface of the support plate (1), an air suction pump (92) and a water tank (93), a hot air inlet of the heat exchanger (91) is fixedly communicated with a connecting pipe (94), the bottom end of the connecting pipe (94) is fixedly communicated with the output end of the self-air suction hood (2), a cold air outlet of the heat exchanger (91) is fixedly communicated with an elbow pipe (95), the output end of the elbow pipe (95) extends into the water tank (93), a hot air outlet of the heat exchanger (91) is fixedly communicated with a fixed pipe (96), and the output end of the fixed pipe (96) is fixedly communicated with the input end of the air suction pump (92).
3. A device for collecting soot from the upper part of a crucible of a crude magnesium refining furnace according to claim 1, characterized in that the outer wall of the lifting plate (6) is movably connected with the outer wall of the supporting column (3).
4. The device for collecting the smoke dust on the upper part of the crucible of the crude magnesium refining furnace as claimed in claim 1, wherein the upper surface of the supporting plate (1) is provided with a connecting through hole, the wall of the connecting through hole is movably connected with a coiling disc (12), the bottom end of the coiling disc (12) is fixedly connected with the top end of the adjacent screw (5), and the outer wall of the coiling disc (12) is fixedly connected with a second high temperature resistant connecting chain (13).
5. The crude magnesium refining furnace crucible upper smoke dust collecting device according to claim 1, characterized in that the upper surface of the self-suction hood (2) is provided with chain through holes matched with the bottom ends of the first high temperature resistant connecting chains (11).
6. Crude magnesium refining device, including crude magnesium refining furnace main body (14) and the above described crude magnesium refining furnace crucible upper portion smoke dust collecting device in claims 1-5, characterized in that, the inner wall of the crude magnesium refining furnace main body (14) is fixedly connected with a supporting net cylinder (15), the inner wall of the supporting net cylinder (15) is movably connected with a crucible (16), the outer wall of the crucible (16) is fixedly connected with a connecting ring (17), the outer wall of the connecting ring (17) is fixedly connected with the bottom end of a first high temperature resistant connecting chain (11), the lower surface of the crude magnesium refining furnace main body (14) is fixedly connected with the upper surface of a lifting plate (6), the bottom end of a second high temperature resistant connecting chain (13) is fixedly connected with the bottom end outer wall of the crucible (16), the outer wall of the crude magnesium refining furnace main body (14) is fixedly connected with a preheating box (18), the inner wall of the preheating box (18) is movably connected with a net frame (19), the bottom end of the preheating box (18) is fixedly communicated with an air duct (20), and the top end of the air duct (20) is fixedly communicated with the output end of the air extracting pump (92).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121111002.XU CN215560565U (en) | 2021-05-24 | 2021-05-24 | Crude magnesium refining furnace crucible upper smoke dust collecting device and crude magnesium refining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121111002.XU CN215560565U (en) | 2021-05-24 | 2021-05-24 | Crude magnesium refining furnace crucible upper smoke dust collecting device and crude magnesium refining device |
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| Publication Number | Publication Date |
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| CN215560565U true CN215560565U (en) | 2022-01-18 |
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| CN202121111002.XU Active CN215560565U (en) | 2021-05-24 | 2021-05-24 | Crude magnesium refining furnace crucible upper smoke dust collecting device and crude magnesium refining device |
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| CN (1) | CN215560565U (en) |
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2021
- 2021-05-24 CN CN202121111002.XU patent/CN215560565U/en active Active
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