CN102538472B - Charging hole device for metallurgical furnace - Google Patents
Charging hole device for metallurgical furnace Download PDFInfo
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- CN102538472B CN102538472B CN201210072073.2A CN201210072073A CN102538472B CN 102538472 B CN102538472 B CN 102538472B CN 201210072073 A CN201210072073 A CN 201210072073A CN 102538472 B CN102538472 B CN 102538472B
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- charging hole
- spiral scraper
- metallurgical furnace
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Abstract
The invention discloses a charging hole device for a metallurgical furnace, which comprises a material guide pipe, a cooling sleeve, a spiral scraper blade and a driver, wherein one end of the material guide pipe can be inserted into a charging hole of the metallurgical furnace for changing the metallurgical furnace; the cooling sleeve is sleeved outside the material guide pipe to limit a ring-shaped cooling passageway between the cooling sleeve and the material guide pipe, and the cooling passageway is provided with a water inlet and a water outlet; the spiral scraper blade is rotatablely arranged in the material guide pipe and spirally extends along the axial direction of the material guide pipe, so that the spiral scraper blade surrounds a material guide passageway, and the outer edge of the spiral scraper blade is separated from the inner wall of the material guide pipe at a preset distance; and the driver is connected with the spiral scraper blade to drive the spiral scraper blade to rotate. According to the charging hole device disclosed by the embodiment of the invention, furnace material of the material guide passageway can be cooled and can not be pasted on the inner wall of the material guide pipe, the labor intensity of workers can be effectively reduced, the use ratio of the furnace material can be improved, and the service life of the material guide pipe can be prolonged.
Description
Technical field
The present invention relates to metallurgical furnace field, especially relate to a kind of charging hole device for metallurgical furnace.
Background technology
Metallurgical furnace is conventional metallurgical industry equipment, and when reinforced in metallurgical furnace, furnace charge can stick on the charge door of metallurgical furnace and coking, and the coking problem of existing processing charge door, is generally manually to disclose to beat, and required labour intensity is larger, and personnel are more.If furnace charge is moister or furnace charge in contain be difficult to cleaning material, once stick on charge door, immediately manually disclose beat also of no avail, furnace charge sticks on sometimes also can emerge a large amount of flue gases on charge door and endanger the healthy of personnel, and personnel cannot treat for a long time on operating desk, finally cause the stopping production of metallurgical furnace.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art.For this reason, one object of the present invention is to propose a kind of charging hole device for metallurgical furnace of avoiding furnace charge to be bonded at charge door.
The charging hole device for metallurgical furnace according to the embodiment of the present invention, comprising: passage, and one end of described passage is suitable for being inserted in the charge door of described metallurgical furnace for to described metallurgical furnace charge; Cooling collar, it is outer to limit annular cooling channel between described cooling collar and described passage that described cooling collar is set in described passage, and described cooling channel has water inlet and delivery port; Spiral scraper sheet, described spiral scraper sheet be rotatably located in described passage and along the axial screw of described passage extend in case described spiral scraper sheet around guide passage, the inwall interval preset distance of the outer of described spiral scraper sheet and described passage; And drive unit, described drive unit is connected with described spiral scraper sheet for driving described spiral scraper sheet rotation.
According to the charging hole device for metallurgical furnace of the embodiment of the present invention, by being provided with cooling collar and spiral scraper sheet, thereby the furnace charge by guide passage is carried out cooling and avoided furnace charge to be bonded on the inwall of passage, effectively reduce workman's labour intensity and improved the utilization rate of furnace charge, owing to being provided with cooling collar and having reduced the temperature of passage, extended the service life of passage again.
In addition, according to the charging hole device for metallurgical furnace of the present invention, also there is following additional technical feature:
Alternatively, described spiral scraper sheet extends in the whole length of described passage.Thereby can, by the whole scrapings of the furnace charge that is bonded at passage inwall, further improve the utilization rate of furnace charge.
Further, coaxial and described preset distance is less than 10 millimeters to described spiral scraper sheet with described passage.Thus, can will be bonded at the furnace charge scraping of passage inwall and avoid the damage to spiral scraper sheet, improve the utilization rate of furnace charge and the service life of prolongation spiral scraper sheet.
According to some embodiments of the present invention, described charging hole device further comprises: at least three support columns, described at least three support columns are circumferential arranged spaced apart and rotatable with respect to described passage along described passage, the lower end of described at least three support columns is inserted in described passage and described spiral scraper sheet be fixed on described in the periphery of at least three support columns, described at least three support columns are around guide passage.
Further, described charging hole device further comprises: charge pipe, described charge pipe is set in described passage coaxially, the upper end of described at least three support columns is connected with the bottom of described charge pipe respectively, and described drive unit is connected to drive described charge pipe to rotate in described passage with described charge pipe.Thereby make at least three support column fixations and spin stabilization, and then make the work of spiral scraper sheet smooth and easy and stable.
Alternatively, the circumferentially distribution equably of charge pipe described in the upper end edge of described at least three support columns.
In some embodiments of the invention, the diameter of described at least three support columns is less than respectively 1/10 of described passage.Make thus the diameter of corresponding guide passage larger, thereby make furnace charge can by guide passage, enter into smoothly the body of heater of metallurgical furnace.
Alternatively, described passage and described cooling collar are integrally formed by the pipe with double-wall structure, and the lower end closed of described annular cooling channel.By above-mentioned setting, charging hole device is simple in structure and can prevent that cooling channel from leaking.
According to one embodiment of present invention, the upper end of described cooling collar is provided with the first flange, described passage is provided with the second flange, described the first flange is connected by bolt with described the second flange, the described charging hole device for metallurgical furnace also comprises water inlet pipe, outlet pipe, the first and second connecting portions, described water inlet pipe is connected with delivery port with the water inlet of described annular cooling channel respectively with outlet pipe, described water inlet and delivery port are respectively formed on described the first and second connecting portions, the two ends of described the first and second connecting portions are connected on described passage and the second flange.Thereby make to be connected firmly between cooling collar and passage, and by above-mentioned setting, charging hole device is simple in structure.
Alternatively, described the first and second connecting portions are all 1/4 circle.
According to the charging hole device of the embodiment of the present invention, avoided furnace charge to be bonded on passage, improved the utilization rate of furnace charge, reduce costs and extend the charge door life-span of metallurgical furnace, simple in structure and hommization.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is according to the schematic diagram of the charging hole device of the embodiment of the present invention;
Fig. 2 is the partial schematic diagram of the charging hole device shown in Fig. 1, wherein not shown cooling collar; With
Fig. 3 is the partial schematic diagram of the charging hole device shown in Fig. 1, wherein not shown charge pipe and drive unit.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
Below with reference to Fig. 1-Fig. 3, describe according to a kind of charging hole device 100 for metallurgical furnace of the embodiment of the present invention, the charge door 210 that this charging hole device 100 is arranged on metallurgical furnace 200 is sentenced to metallurgical furnace 200 and is added furnace charge.
According to the charging hole device 100 for metallurgical furnace of the embodiment of the present invention, as shown in Figure 1, comprise: passage 1, cooling collar 2, spiral scraper sheet (scheming not shown) and drive unit 3, wherein, one end of passage 1 is suitable for being inserted in the charge door 210 of metallurgical furnace 200 for interior reinforced to metallurgical furnace 200.It is outer to limit annular cooling channel (scheming not shown) so that the furnace charge in passage 1 is lowered the temperature between cooling collar 2 and passage 1 that cooling collar 2 is set in passage 1, and cooling channel has water inlet 20 and delivery port 21.Spiral scraper sheet be rotatably located in passage 1 and along the axial screw of passage 1 extend in case spiral scraper sheet around guide passage (scheming not shown), the inwall interval preset distance of the outer of spiral scraper sheet and passage 1 is used for wiping off the furnace charge being bonded on passage 1 inwall.Alternatively, spiral scraper sheet extends in the whole length of passage 1.Thereby can will be bonded at the whole scrapings of furnace charge of passage 1 inwall, further improve the utilization rate of furnace charge.Drive unit 3 is connected with spiral scraper sheet for driving the rotation of spiral scraper sheet.
When reinforced in metallurgical furnace 200, furnace charge passes through from the guide passage of passage 1, enter into the body of heater (scheming not shown) of metallurgical furnace 200, in this process, cooling water enters in annular cooling channel the high-temp. furnace material in passage 1 is cooled from water inlet 20, drive unit 3 drives the rotation of spiral scraper sheet being bonded at the furnace charge scraping of passage 1 inwall simultaneously, and last cooling water flows out from delivery port 21.
According to the charging hole device 100 for metallurgical furnace of the embodiment of the present invention, by being provided with cooling collar 2 and spiral scraper sheet, thereby the furnace charge by guide passage is carried out cooling and avoided furnace charge to be bonded on the inwall of passage 1, effectively reduce workman's labour intensity and improved the utilization rate of furnace charge, owing to being provided with cooling collar 2 and having reduced the temperature of passage 1, extended the service life of passage 1 again.
Alternatively, coaxial and preset distance is less than 10 millimeters to spiral scraper sheet with passage 1.Thus, can will be bonded at the furnace charge scraping of passage 1 inwall and avoid the damage to spiral scraper sheet, improve the utilization rate of furnace charge and the service life of prolongation spiral scraper sheet.
According to some embodiments of the present invention, charging hole device 100 further comprises: at least three support columns (scheming not shown), at least three support columns are circumferential arranged spaced apart and rotatable with respect to passage 1 along passage 1.In an example of the present invention, support column is three, and the lower end of three support columns is inserted in passage 1 and limits guide passage, and spiral scraper sheet is fixed in the periphery of three support columns.
Further, charging hole device 100 further comprises: charge pipe 4, charge pipe 4 is set in passage 1 coaxially, and the upper end of three support columns is connected with the bottom of charge pipe 4 respectively, and drive unit 3 is connected to drive charge pipe 4 in the interior rotation of passage 1 with charge pipe 4.Thereby make at least three support column fixations and spin stabilization, and then make the work of spiral scraper sheet smooth and easy and stable.
Alternatively, the upper end edge charge pipe 4 of at least three support columns circumferentially distributes equably.
In some embodiments of the invention, the diameter of at least three support columns is less than respectively 1/10 of passage 1, makes thus the diameter of corresponding guide passage larger, thereby makes furnace charge can by guide passage, enter into smoothly the body of heater of metallurgical furnace 200.
Alternatively, passage 1 is integrally formed by the pipe with double-wall structure with cooling collar, and the lower end closed of annular cooling channel.By above-mentioned setting, charging hole device 100 is simple in structure and can prevent that cooling channel from leaking.
According to one embodiment of present invention, as shown in Figure 1-Figure 3, the upper end of cooling collar 2 is provided with the first flange 5, passage 1 is provided with the second flange 6, the first flange 5 is connected by bolt (scheming not shown) with the second flange 6, charging hole device 100 for metallurgical furnace also comprises water inlet pipe 7, outlet pipe 8, the first connecting portion 9 and the second connecting portion 10, water inlet pipe 7 is connected with delivery port 21 with the water inlet 20 of annular cooling channel respectively with outlet pipe 8, water inlet 20 and delivery port 21 are respectively formed on the first connecting portion 9 and the second connecting portion 10, the two ends of the first connecting portion 9 and the second connecting portion 10 are connected on passage 1 and the second flange 6.Alternatively, the first connecting portion 9 and the second connecting portion 10 are all 1/4 circle.And by above-mentioned setting, charging hole device 100 is simple in structure.
Below with reference to Fig. 1-Fig. 3, describe according to the course of work of the charging hole device 100 for metallurgical furnace of the embodiment of the present invention.
Furnace charge enters in guide passage from charge pipe 4, and cooling water enters into annular cooling channel from water inlet 20 enters into water inlet pipe 7, after cooling water is cooling to passage 1, from delivery port 21, flows out.Thereby drive unit 3 drives charge pipe 4 rotations to make three support column rotations simultaneously, and then drives the spiral scraper sheet rotation being centered around in support column periphery, and the spiral scraper sheet of rotation will be bonded at the furnace charge scraping of passage 1 inwall.
According to the charging hole device 100 of the embodiment of the present invention, avoided furnace charge to be bonded on passage 1, improved the utilization rate of furnace charge, reduce costs and extend 210 life-spans of charge door of metallurgical furnace, simple in structure and hommization.
Other configuration examples of the metallurgical furnace of describing in the present invention, if body of heater etc. and operation are all known for those of ordinary skills, are not described in detail here.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (8)
1. for a charging hole device for metallurgical furnace, it is characterized in that, comprising:
Passage, one end of described passage is suitable for being inserted in the charge door of described metallurgical furnace for to described metallurgical furnace charge;
Cooling collar, it is outer with between described cooling collar and described passage that described cooling collar is set in described passage
Limit annular cooling channel, described cooling channel has water inlet and delivery port;
Spiral scraper sheet, described spiral scraper sheet be rotatably located in described passage and along the axial screw of described passage extend in case described spiral scraper sheet around guide passage, the inwall interval preset distance of the outer of described spiral scraper sheet and described passage;
Drive unit, described drive unit is connected with described spiral scraper sheet for driving described spiral scraper sheet rotation;
At least three support columns, described at least three support columns are circumferential arranged spaced apart and rotatable with respect to described passage along described passage, the lower end of described at least three support columns is inserted in described passage and described spiral scraper sheet be fixed on described in the periphery of at least three support columns, described at least three support columns are around guide passage;
Charge pipe, described charge pipe is set in described passage coaxially, and the upper end of described at least three support columns is connected with the bottom of described charge pipe respectively, and described drive unit is connected to drive described charge pipe to rotate in described passage with described charge pipe.
2. the charging hole device for metallurgical furnace according to claim 1, is characterized in that, described spiral scraper sheet extends in the whole length of described passage.
3. the charging hole device for metallurgical furnace according to claim 1 and 2, is characterized in that, coaxial and described preset distance is less than 10 millimeters to described spiral scraper sheet with described passage.
4. charging hole device according to claim 1, is characterized in that, charge pipe circumferentially distributes equably described in the upper end edge of described at least three support columns.
5. according to the charging hole device described in claim 1 or 4, it is characterized in that, the diameter of described at least three support columns is less than respectively 1/10 of described passage.
6. the charging hole device for metallurgical furnace according to claim 1, is characterized in that, described passage and described cooling collar are integrally formed by the pipe with double-wall structure, and the lower end closed of described annular cooling channel.
7. the charging hole device for metallurgical furnace according to claim 1, is characterized in that, the upper end of described cooling collar is provided with the first flange, and described passage is provided with the second flange, and described the first flange is connected by bolt with described the second flange,
The described charging hole device for metallurgical furnace also comprises water inlet pipe, outlet pipe, the first and second connecting portions, described water inlet pipe is connected with delivery port with the water inlet of described annular cooling channel respectively with outlet pipe, described water inlet and delivery port are respectively formed on described the first and second connecting portions, and the two ends of described the first and second connecting portions are connected on described passage and the second flange.
8. the charging hole device for metallurgical furnace according to claim 7, is characterized in that, described the first and second connecting portions are all 1/4 circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210072073.2A CN102538472B (en) | 2012-03-16 | 2012-03-16 | Charging hole device for metallurgical furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210072073.2A CN102538472B (en) | 2012-03-16 | 2012-03-16 | Charging hole device for metallurgical furnace |
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| CN102538472A CN102538472A (en) | 2012-07-04 |
| CN102538472B true CN102538472B (en) | 2014-02-19 |
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| CN201210072073.2A Active CN102538472B (en) | 2012-03-16 | 2012-03-16 | Charging hole device for metallurgical furnace |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103234355A (en) * | 2013-04-22 | 2013-08-07 | 中国恩菲工程技术有限公司 | Scrap copper smelting furnace |
| AT516432B1 (en) * | 2014-11-04 | 2017-05-15 | Holcim Technology Ltd | Device for introducing viscous, pasty, muddy and / or lumpy material into a reactor |
| CN108917404B (en) * | 2018-08-09 | 2024-01-05 | 中国恩菲工程技术有限公司 | Charging hole device for smelting furnace and smelting furnace with charging hole device |
| CN109282647A (en) * | 2018-10-17 | 2019-01-29 | 中国恩菲工程技术有限公司 | Charging hole device for metallurgical furnace and the metallurgical furnace with it |
| CN109626013A (en) * | 2018-11-28 | 2019-04-16 | 中国恩菲工程技术有限公司 | Industrial furnace feed system |
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| DE2723547C2 (en) * | 1977-05-25 | 1983-10-20 | Otto Junker Gmbh, 5107 Simmerath | Device for removing the slag deposits and infiltrated inner surface layers on melting or pouring vessels |
| JP5298040B2 (en) * | 2010-02-02 | 2013-09-25 | 日立Ｇｅニュークリア・エナジー株式会社 | In-pipe deposit recovery device |
| CN201921867U (en) * | 2010-11-15 | 2011-08-10 | 上海金匙环保科技有限公司 | Decoking device of horizontal continuous high-temperature rotary equipment inner wall |
| CN202021369U (en) * | 2011-04-15 | 2011-11-02 | 云南铝业股份有限公司 | Online automatic prebaked anode bottom descaling machine |
| CN202757454U (en) * | 2012-03-16 | 2013-02-27 | 中国恩菲工程技术有限公司 | Feeding port device used for metallurgical furnace |
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