CN113337726A - Desulphurization unit is used in production of metal product casting part - Google Patents
Desulphurization unit is used in production of metal product casting part Download PDFInfo
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- CN113337726A CN113337726A CN202110889177.1A CN202110889177A CN113337726A CN 113337726 A CN113337726 A CN 113337726A CN 202110889177 A CN202110889177 A CN 202110889177A CN 113337726 A CN113337726 A CN 113337726A
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- guide pipe
- guide
- fan
- melting furnace
- production
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- 239000002184 metal Substances 0.000 title claims abstract description 43
- 238000005266 casting Methods 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 238000002844 melting Methods 0.000 claims abstract description 32
- 230000008018 melting Effects 0.000 claims abstract description 32
- 239000002994 raw material Substances 0.000 claims abstract description 31
- 239000000779 smoke Substances 0.000 claims abstract description 30
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 23
- 230000023556 desulfurization Effects 0.000 claims abstract description 23
- 239000012535 impurity Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 17
- 239000004744 fabric Substances 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000003517 fume Substances 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 abstract 1
- 239000002585 base Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 6
- 238000007790 scraping Methods 0.000 description 6
- 238000005058 metal casting Methods 0.000 description 5
- 238000003723 Smelting Methods 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 241000883990 Flabellum Species 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 230000003009 desulfurizing effect Effects 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010309 melting process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000973497 Siphonognathus argyrophanes Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/30—Arrangements for extraction or collection of waste gases; Hoods therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
本发明公开了一种金属制品铸造件生产用脱硫装置，包括：基座和转动安装在基座上的熔融炉，所述熔融炉用于对金属原料的熔融；设置在熔融炉上方的第一引导管和第二引导管，所述第一引导管与第二引导管连通且第二引导管通过固定杆与基座固定连接，所述第一引导管下端的一侧固定安装用于对第一引导管进行升降的升降扶手，所述第一引导管下端的另一侧安装有投入金属原料的输入管口，所述第二引导管为L型且设置有转角。本装置在熔融炉的上方安装用于引导烟雾流通方向的第一引导管和第二引导管，高温的烟雾顺着引导管输送出去，将烟雾与工作人员有效的分隔开，保证安全，在引导的过程中，也避免烟雾中的杂质回落。
The invention discloses a desulfurization device for the production of metal product castings, comprising: a base and a melting furnace rotatably mounted on the base, the melting furnace is used for melting metal raw materials; a first melting furnace arranged above the melting furnace A guide tube and a second guide tube, the first guide tube communicates with the second guide tube and the second guide tube is fixedly connected to the base through a fixing rod, and one side of the lower end of the first guide tube is fixedly installed for the first guide tube. An elevating handrail that guides the pipe to move up and down, the other side of the lower end of the first guide pipe is installed with an input nozzle for inputting metal raw materials, and the second guide pipe is L-shaped and is provided with a corner. In this device, a first guide pipe and a second guide pipe are installed above the melting furnace to guide the flow direction of the smoke. The high-temperature smoke is transported out along the guide pipe, which effectively separates the smoke from the staff and ensures safety. During the guidance process, the impurities in the smoke are also prevented from falling back.
Description
Technical Field
The invention belongs to the technical field of metal product casting, and particularly relates to a desulfurizing device for producing metal product casting parts.
Background
In the casting process of the metal product, the sulfur content in the metal raw material of the metal product needs to be controlled, and when the sulfur content exceeds the standard, the cast metal product has a fragile structure and is easy to corrode, so that the desulfurization is a necessary step, and the desulfurization can be carried out on the metal raw material and also can be carried out in the melting process.
In the metal casting process, the desulfurized metal raw material is high in price, so that desulfurization is generally carried out in the melting process, the mode of directly mixing the alkali surface with the metal raw material is adopted, the simplicity, the directness and the low cost are realized, but a large amount of smoke can be generated in the mixing process, the high-temperature smoke contains impurities and can pollute air, the smoke can fall back into the melt, and the safety of workers for operation is also low.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a desulfurizing device for producing metal product castings.
The invention provides a desulphurization device for producing metal product castings, which comprises:
the melting furnace is rotatably arranged on the base and used for melting metal raw materials;
the device comprises a first guide pipe and a second guide pipe which are arranged above a melting furnace, wherein the first guide pipe is communicated with the second guide pipe, the second guide pipe is fixedly connected with a base through a fixing rod, a lifting handrail used for lifting the first guide pipe is fixedly installed on one side of the lower end of the first guide pipe, an input pipe opening used for inputting metal raw materials is installed on the other side of the lower end of the first guide pipe, and the second guide pipe is L-shaped and is provided with a corner;
a first guide mechanism installed in the second guide pipe, the first guide mechanism being used for guiding the fumes generated during the desulfurization process;
and the second guide mechanism is arranged between the input pipe orifice and the second guide pipe and is used for guiding the smoke generated when the metal raw material is fed.
Further, first guiding mechanism is including rotating the fan frame of installing in the corner, the fan frame is provided with a plurality of flabellums, every all offer the frame mouth that is used for installing the high temperature cloth on the flabellum, the spout has been seted up to the bilateral symmetry of flabellum, two slidable mounting has sliding magnet in the spout, two be connected with between the sliding magnet with the surface contact of high temperature cloth scrape get the silk, still be provided with two fixed magnets on the corner inner wall of second guiding tube, two be the relation of magnetic force repulsion between fixed magnet and the sliding magnet.
Further, the second guiding mechanism includes the fan of breathing in, rotates fan and chain, the fan of breathing in rotates and sets up the one end that is located first guiding mechanism and keeps away from first guiding tube in the second guiding tube, it rotates to rotate the fan and installs in the input tube mouth, it all fixedly is provided with the center pin, two to rotate the center department of fan and the fan of breathing in, the center pin passes second guiding tube and the orificial inner wall of input respectively, two equal fixed mounting has the sprocket on the center pin, two meshing cover has the chain between the sprocket.
Further, the corner of second guiding tube is provided with the arc, a plurality of holes have been seted up to the lower part of arc, the collecting vat that is used for collecting smog impurity is installed to the below position that lies in the hole on the second guiding tube, the terminal slope of the arc lower part is upwards.
Further, the upper end of the first guide pipe is provided with a lantern ring, and the lantern ring is slidably sleeved at the lower end of the second guide pipe.
Furthermore, the base is symmetrically and fixedly provided with a rotary cylinder for driving the melting furnace to rotate, and the driving end of the rotary cylinder is fixedly connected with the outer surface of the melting furnace.
Further, the collecting tank is filled with cold water.
Compared with the prior art, the invention has the beneficial effects that:
1. the device is provided with the first guide pipe and the second guide pipe which are used for guiding the smoke flowing direction above the melting furnace, high-temperature smoke is conveyed out along the guide pipes, the smoke is effectively separated from workers, safety is guaranteed, and impurities in the smoke are prevented from falling back in the guiding process;
2. when the raw materials are poured, the smoke is guided and sucked at the same time, and the smoke is treated from the beginning of the generation of the smoke, and the device has a simple structure and is timely and effective in the treatment process;
3. the smoke generated in the follow-up process can be treated in the process of desulfurizing the metal melt, the gas flow direction is guided by high temperature and high pressure, and impurities attached to the fan blades can be timely treated.
4. In the smoke treatment process, the smoke discharge effect can be realized without using an additional power source.
Drawings
FIG. 1 is a schematic perspective view of a desulfurization device for producing metal castings according to the present invention;
FIG. 2 is a schematic cross-sectional perspective view of a desulfurization device for producing metal castings according to the present invention;
FIG. 3 is a schematic back perspective view of a desulfurization device for producing metal castings according to the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3;
fig. 5 is a perspective view of the first guide mechanism;
fig. 6 is an enlarged view of the structure at B in fig. 5.
In the figure: the device comprises a base 1, a melting furnace 2, a first guide pipe 3, a second guide pipe 4, a lifting handrail 5, an input pipe opening 6, a fixed rod 7, a first guide mechanism 8, a fan frame 801, fan blades 802, a sliding magnet 803, a scraping wire 804, a chute 805, high-temperature cloth 806, a fixed magnet 807, a second guide mechanism 9, an air suction fan 901, a chain 902, a rotating fan 903, a chain wheel 904, an arc-shaped plate 10 and a collecting tank 11.
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.
Referring to fig. 1 to 6, a desulfurization apparatus for producing a cast metal product, comprising: the smelting furnace comprises a base 1 and a smelting furnace 2 rotatably mounted on the base 1, wherein the smelting furnace 2 is used for smelting metal raw materials; the melting furnace comprises a first guide pipe 3 and a second guide pipe 4 which are arranged above a melting furnace 2, wherein the first guide pipe 3 is communicated with the second guide pipe 4, the second guide pipe 4 is fixedly connected with a base 1 through a fixing rod 7, one side of the lower end of the first guide pipe 3 is fixedly provided with a lifting handrail 5 for lifting the first guide pipe 3, the other side of the lower end of the first guide pipe 3 is provided with an input pipe orifice 6 for inputting metal raw materials, and the second guide pipe 4 is L-shaped and is provided with a corner; a first guide mechanism 8 installed in the second guide pipe 4, the first guide mechanism 8 being used for guiding the fumes generated during the desulfurization process; and a second guide mechanism 9 installed between the input nozzle 6 and the second guide pipe 4, the second guide mechanism 9 being used for guiding the fumes generated when the metal raw material is fed.
The first guide mechanism 8 comprises a fan frame 801 rotatably mounted at a corner, the fan frame 801 is provided with a plurality of fan blades 802, each fan blade 802 is provided with a frame opening for mounting high-temperature cloth 806, two sides of each fan blade 802 are symmetrically provided with sliding grooves 805, sliding magnets 803 are slidably mounted in the two sliding grooves 805, a scraping wire 804 in contact with the surface of the high-temperature cloth 806 is connected between the two sliding magnets 803, the inner wall of the corner of the second guide pipe 4 is further provided with two fixed magnets 807, and the two fixed magnets 807 and the sliding magnets 803 are in a magnetic force repulsion relationship; high temperature cloth 806 is high temperature resistance cloth, the cloth material is slim and graceful, it makes fan frame 801 rotate to be promoted by hot-air very easily, pivoted fan frame 801 can guide the outer end of second guide tube 4 with the smog that gets into between, thereby carry out smog, the smog that guides out needs further to be handled and filters, gas after the purification just can discharge, the slip magnet 803 that is rejected by fixed magnet 807 can drive scrapes the silk 804 and remove, it will be attached to the impurity on high temperature cloth 806 surface and scrapes and take off to scrape the silk 804.
The second guide mechanism 9 comprises an air suction fan 901, a rotating fan 903 and a chain 902, the air suction fan 901 is rotatably arranged in the second guide pipe 4 and is positioned at one end of the first guide mechanism 8 far away from the first guide pipe 3, the rotating fan 903 is rotatably arranged in the input pipe orifice 6, the centers of the rotating fan 903 and the air suction fan 901 are both fixedly provided with central shafts, the two central shafts respectively penetrate through the inner walls of the second guide pipe 4 and the input pipe orifice 6, the two central shafts are both fixedly provided with chain wheels 904, and the chain 902 is engaged and sleeved between the two chain wheels 904; when the metal raw material is put into, the raw material can drive rotating fan 903 to rotate, rotating fan 903 drives corresponding sprocket 904 to rotate through the center shaft, sprocket 904 drives another sprocket 904 to rotate through chain 902, then the rotation of suction fan 901 is realized, the flow direction of smog in first guide tube 3 and the second guide tube 4 can be guided into by the pivoted suction fan 901, is guided out.
The corner of second guiding tube 4 is provided with arc 10, and a plurality of holes have been seted up to the lower part of arc 10, lies in the collecting vat 11 that is used for collecting smog impurity that the below position of hole installs on second guiding tube 4, and the terminal slope of arc 10 lower part is upwards, sets up arc 10 lower extreme into tilt up rather than the horizontality, can avoid scraping the impurity of getting off and drop base 1 once more along the horizontal plane in, the collection of the impurity of being convenient for.
The upper end of first guiding tube 3 is provided with the lantern ring, the lantern ring slides and cup joints the lower extreme at second guiding tube 4, adopt the mode of cup jointing that can slide between first guiding tube 3 and the second guiding tube 4, after the raw materials desulfurization melting finishes, use first guiding tube 3 of outside vaulting pole etc. upwards moving through lift handrail 5, then first guiding tube 3 breaks away from with melting furnace 2, thereby can empty the molten metal and cast, 1 symmetry fixed mounting of base has and is used for driving 2 pivoted revolving cylinder of melting furnace, revolving cylinder's drive end and melting furnace 2's surface fixed connection.
The collecting tank 11 is filled with cold water, and the cold water temperature is low and local low temperature environment can be made in the second guide pipe 4, then for the high temperature environment of base 1 department, the highly compressed air of high temperature flows towards low temperature low pressure department, helps the guide effect of smog, and the impurity in the smog drops to the cold water and is adsorbed simultaneously, then effectively avoids it to fly upward once more.
In the embodiment applying the above technical scheme, firstly, the alkaline surface for desulfurization is thrown into the melting furnace 2 through the input pipe orifice 6, then the raw material of the metal product is thrown into the melting furnace 2 through the input pipe orifice 6, in the process of throwing, the raw material drives the rotating fan 903 to rotate when falling along the input pipe orifice 6, the rotating fan 903 continuously rotates along with the throwing of the raw material, the chain wheel 904 fixedly installed on the central shaft of the rotating fan 903 rotates synchronously, the upper chain wheel 904 and the lower chain wheel 904 are meshed and connected through the chain 902, when one chain wheel 904 rotates, the other chain wheel 904 rotates, so as to drive the air suction fan 901 to rotate, the rotating air suction fan 901 has a guiding effect on the air flow in the second guide pipe 4, so as to guide the internal air from the first guide pipe 3 into the second guide pipe 4 and output the internal air from the other end of the second guide pipe 4;
the raw materials can contact with the alkali surface when being poured into the melting furnace 2, a large amount of smoke can be generated by the reaction of the alkali surface and sulfur elements in the raw materials of metal products, gas can be led out outwards when the raw materials are put into the suction fan 901, the generated smoke can be conveyed upwards and outwards under the action of the suction fan 901, impurities in the smoke can also be conveyed outwards, the transversely conducted part of the L-shaped second guide pipe 4 can prevent the impurities in the smoke from falling off in the guiding process, the impurities can be prevented from falling into the molten metal raw materials, meanwhile, in the process of pouring the raw materials, the rotating fan 903 is rotatably installed in the inlet pipe orifice 6, blades of the rotating fan 903 have a certain blocking effect on the smoke, the smoke can be prevented from diffusing outwards, and the smoke can be favorably circulated upwards;
after the raw materials are put into the furnace, the alkali surface and the raw materials are required to be stirred and fully mixed again for reaction, smoke is generated in the process, the metal raw materials are in a molten state, the temperature is very high, the melting furnace 2 is in a high-temperature and high-pressure state, the gas flows upwards, the first guide mechanism 8 can be operated by the gas flowing upwards, the high-temperature cloth 806 is light and high-temperature resistant, the fan frame 801 rotates under the action of high-temperature airflow, and the rotating fan frame 801 guides the smoke to be led into the second guide pipe 4 and flow outwards;
the fan frame 801 rotates continuously under the action of the high-temperature air flow, impurities in smoke are easily attached to the surface of the high-temperature cloth 806, and in order to avoid the impurities from falling back to the raw material again and need to be processed in time, therefore when the fan blade 802 rotates to a position close to the fixed magnet 807, the fixed magnet 807 and the sliding magnet 803 repel each other magnetically, under the action of the magnetic repulsion of the fixed magnet 807, the sliding magnet 803 slides in the sliding groove 805 in a direction away from the fixed magnet 807, the two sliding magnets 803 drive the scraping wires 804 to move synchronously in the sliding process, when the scraping wires 804 move, the high-temperature cloth 806 mounted on the fan blade 802 has a scraping effect, so that the impurities attached to the fan blade are scraped off, the scraped impurities fall off along with the potential, the arc-shaped plate 10 is a hollow arc-shaped surface, and the scraped impurities fall into the collecting groove 11 through the holes, collecting and processing the fan blades, when the fan blades 802 rotate to a position far away from the fixed magnet 807, the fan blades naturally slide down due to the action of gravity, and the sliding down process is completed within the range of the arc-shaped plate 10;
when carrying out the desulfurization to the metal melt, first guide tube 3 covers the upper end at melting furnace 2, the pipeline structure that first guide tube 3 and second guide tube 4 make up is installed directly over melting furnace 2, high-temperature gas tends to circulate in first guide tube 3 and the second guide tube 4, more is favorable to the processing to smog, after the desulfurization finishes, can rise first guide tube 3 through lift handrail 5, the rotary cylinder through actuating mechanism rotates melting furnace 2, then pours out the molten metal and carries out the casting of metal product.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110889177.1A CN113337726B (en) | 2021-08-04 | 2021-08-04 | A desulfurization device for the production of metal product castings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110889177.1A CN113337726B (en) | 2021-08-04 | 2021-08-04 | A desulfurization device for the production of metal product castings |
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| Publication Number | Publication Date |
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| CN113337726A true CN113337726A (en) | 2021-09-03 |
| CN113337726B CN113337726B (en) | 2021-10-01 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201088905Y (en) * | 2007-09-28 | 2008-07-23 | 李宗栓 | Dedusting desulfurization unit |
| CN209098721U (en) * | 2018-11-20 | 2019-07-12 | 杭州昶和金属制品有限公司 | Desulfurizer is used in a kind of production of metal steel cast member |
| CN111001287A (en) * | 2019-11-14 | 2020-04-14 | 湖州双金机械配件有限公司 | Desulfurization equipment is used in production of metal steel casting |
| CN210412442U (en) * | 2019-07-26 | 2020-04-28 | 唐山市丰润区兴泰耐磨材料有限公司 | Desulphurization unit is used in production of metal product casting part |
| CN211659632U (en) * | 2019-12-09 | 2020-10-13 | 吴忠市鹏昱新环保科技有限公司 | A kind of foundry dust desulfurization and denitration waste gas treatment device |
| CN212523413U (en) * | 2020-03-30 | 2021-02-12 | 苏州恒境环保科技有限公司 | Distributed smoke pollution source treatment system |
-
2021
- 2021-08-04 CN CN202110889177.1A patent/CN113337726B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201088905Y (en) * | 2007-09-28 | 2008-07-23 | 李宗栓 | Dedusting desulfurization unit |
| CN209098721U (en) * | 2018-11-20 | 2019-07-12 | 杭州昶和金属制品有限公司 | Desulfurizer is used in a kind of production of metal steel cast member |
| CN210412442U (en) * | 2019-07-26 | 2020-04-28 | 唐山市丰润区兴泰耐磨材料有限公司 | Desulphurization unit is used in production of metal product casting part |
| CN111001287A (en) * | 2019-11-14 | 2020-04-14 | 湖州双金机械配件有限公司 | Desulfurization equipment is used in production of metal steel casting |
| CN211659632U (en) * | 2019-12-09 | 2020-10-13 | 吴忠市鹏昱新环保科技有限公司 | A kind of foundry dust desulfurization and denitration waste gas treatment device |
| CN212523413U (en) * | 2020-03-30 | 2021-02-12 | 苏州恒境环保科技有限公司 | Distributed smoke pollution source treatment system |
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| CN113337726B (en) | 2021-10-01 |
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