CN204911330U - A ground paste agitating unit for producing covering slag - Google Patents
A ground paste agitating unit for producing covering slag Download PDFInfo
- Publication number
- CN204911330U CN204911330U CN201520568488.8U CN201520568488U CN204911330U CN 204911330 U CN204911330 U CN 204911330U CN 201520568488 U CN201520568488 U CN 201520568488U CN 204911330 U CN204911330 U CN 204911330U
- Authority
- CN
- China
- Prior art keywords
- slurrying
- cement slurry
- covering slag
- slurry preparing
- preparing barrel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002893 slag Substances 0.000 title claims abstract description 27
- 239000011440 grout Substances 0.000 claims abstract description 5
- 239000002002 slurry Substances 0.000 claims description 48
- 239000004568 cement Substances 0.000 claims description 46
- 238000003756 stirring Methods 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000002156 mixing Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 238000012913 prioritisation Methods 0.000 description 7
- 238000009749 continuous casting Methods 0.000 description 6
- 238000005457 optimization Methods 0.000 description 5
- 239000003595 mist Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005243 fluidization Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- -1 drying Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Landscapes
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The application discloses a ground paste agitating unit for producing covering slag, including slurrying bucket, motor, drive mechanism, (mixing) shaft and slurrying blade, the motor is installed on the slurrying bucket, and motor output end passes through drive mechanism and agitator shaft connection, slurrying root fixing is on the (mixing) shaft, be equipped with feed inlet and grout outlet on the slurrying bucket, polygonal shape is personally submitted to slurrying bucket transversal, the outer fringe of slurrying blade and the interval of slurrying bucket inner wall for the 1.5 -2.5 of slurrying blade diameter doubly. This scheme a ground paste agitating unit for producing covering slag can improve covering slag product homogeneity.
Description
Technical field
The utility model belongs to utilize protects powder field, is specifically related to a kind of stirring apparatus of pulp for the production of covering slag.
Background technology
During continuous casting is produced, except the strand that cast section is less, mostly use covering slag (cooperation submersed nozzle).Facts have proved, this technique ensures one of slab quality and the normal essential condition of operation.Early 1970s, China was successfully used to sheet billet continuous casting this technique, solved slab lobe problem, was progressively widely applied subsequently.In succession establish covering slag series again in recent years, and have developed the covering slag of some continuous casting special steels, create necessary condition for China further develops continuous casting.Covering slag has following function: 1. adiabatic heat-insulation; 2. completely cut off air, prevent molten steel secondary oxidation; 3. purify slag interface, field trash in absorption molten steel; 4. lubricate base shell and improve solidification and heat transfer.
Covering slag is generally produced by mist projection granulating, and wherein, mist projection granulating is a kind of by carrying out the process such as fluidization, dedusting, atomization, solidification to material, reaches a kind of drying equipment of output product after granularity requirements.The technological process of mist projection granulating be generally the heating of air heater via laggard enter fluidized-bed bottom, contact with material through distribution grid, make material be fluidization.Mother liquor or binding agent are made by compression pump etc. and are installed with back-up and do not deliver to atomizer, coat fluidized particles surface after atomization or particle is bondd mutually, through constantly fluidisation, coating, drying, particle is grown up gradually, discharges after reaching required granularity from discharging port of fluidized bed.
The covering slag product uniformity obtained to make production is good, before mist projection granulating, is usually provided with agitating device stirs slip, make slip evenly, thus ensure the uniformity of covering slag product.As patent name is: the production equipment of preliminary melting type continuous casting crystallizer protecting slag; Authorization Notice No. is in CN201922008U patent; disclose a kind of production equipment of preliminary melting type continuous casting crystallizer protecting slag; comprise batch hopper and pass through to struggle against with batch hopper the batch mixing agitator carried and being connected; described batch mixing agitator is communicated with hopper by valve; described hopper is connected with ball mill, and described ball mill is communicated with slip agitator by sand pump.
Utility model content
The purpose of this utility model is providing a kind of stirring apparatus of pulp for the production of covering slag that can improve covering slag product uniformity.
For achieving the above object, base case of the present utility model is as follows:
For the production of the stirring apparatus of pulp of covering slag; comprise cement slurry preparing barrel, motor, transmission mechanism, shaft and slurrying blade; described motor is arranged on cement slurry preparing barrel; and motor output end is connected with shaft by transmission mechanism; described slurrying blade is connected on shaft; described cement slurry preparing barrel is provided with charging aperture and grout outlet, and the cross section of described cement slurry preparing barrel is polygonal shape, and the outer rim of described slurrying blade and the spacing of cement slurry preparing barrel inwall are 1.5-2.5 times of slurrying blade diameter.
The principle of this programme: add cement slurry preparing barrel by slip from charging aperture, actuating motor, motor drives shaft to rotate by transmission mechanism, and meanwhile, shaft drives slurrying blade rotation, thus is fully stirred by the slip in cement slurry preparing barrel, obtains uniform slip.
The effect of this programme: the cross section of the cement slurry preparing barrel of this programme is polygonal shape, stir at slurrying blade in the process of slip, slip can constantly collide with the inwall of cement slurry preparing barrel; In addition, the outer rim of slurrying blade and the spacing of cement slurry preparing barrel inwall be the 1.5-2.5 of slurrying blade diameter doubly, above-mentioned spacing can ensure that the slip got up by stirring collides with cement slurry preparing barrel inwall and compare acutely, thus the uniformity that slip is mixed is good.
Prioritization scheme 1, to the further optimization of base case, the outer rim of described slurrying blade and the spacing of cement slurry preparing barrel inwall are 2 times of slurrying blade diameter.Find through test, the outer rim of slurrying blade and the spacing of cement slurry preparing barrel inwall are when above-mentioned value, and the homogeneity of slurry after stirring is best.
Prioritization scheme 2, to the further optimization of base case, the cross section of described cement slurry preparing barrel is the shape of octagon.Cross section is that the cement slurry preparing barrel of above-mentioned shape not only can make slip collide acutely, and collision frequency is higher.
Prioritization scheme 3, to the further optimization of base case, described transmission mechanism is belt transmission or chain drive.Bel-drivenn noise is little, and cost of investment is low; And chain drive can ensure stable transmission.
Prioritization scheme 4, to base case, the further optimization of any one of prioritization scheme 1,2,3,4, described slurrying blade and shaft removably connect.Because the rotating speed stirred is comparatively large, after using a period of time, can there is comparatively galling in slurrying blade, needs to change, and the mode removably connected is convenient to change slurrying blade.
Prioritization scheme 5, to the further optimization of prioritization scheme 4, the spacing bottom described slurrying blade and cement slurry preparing barrel is 0.15-0.2m.When spacing bottom slurrying blade and cement slurry preparing barrel is in above-mentioned scope, on the one hand, spacing is less, the slip of bottom can be stirred when slurrying blade stirs, stirring blind area can not be there is bottom cement slurry preparing barrel, on the other hand slurrying blade can not with cement slurry preparing barrel bottom collide.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model for the production of the stirring apparatus of pulp embodiment of covering slag;
Fig. 2 is the top view of Fig. 1.
Detailed description of the invention
Below by detailed description of the invention, the utility model is described in further detail:
Reference numeral in Figure of description comprises: motor 1, cement slurry preparing barrel 2, charging aperture 21, grout outlet 22, shaft 3, stirring vane 4, belt 5.
Embodiment is substantially as shown in Figure 1: for the production of the stirring apparatus of pulp of covering slag, comprise cement slurry preparing barrel 2, motor 1, transmission mechanism, shaft 3 and slurrying blade 4, transmission mechanism is belt transmission.Bel-drivenn noise is little, and cost of investment is low.Motor 1 is arranged on cement slurry preparing barrel 2, and motor 1 output and shaft 3 are all provided with belt pulley, two belt pulleys carry out transmission by belt, slurrying blade 4 is enclosed within shaft 3 lower end, shaft 3 is provided with external screw thread, slurrying blade 4 is pressed on shaft 3 by nut, and cement slurry preparing barrel 2 is provided with charging aperture 21 and grout outlet 22, and the cross section of cement slurry preparing barrel 2 is the shape of octagon.Cross section is that the cement slurry preparing barrel 2 of above-mentioned shape not only can make slip collide acutely, and collision frequency is higher.The outer rim of slurrying blade 4 and the spacing of cement slurry preparing barrel 2 inwall are 2 times of slurrying blade 4 diameter.
The outer rim of slurrying blade 4 and the spacing of cement slurry preparing barrel 2 inwall are 2 times of slurrying blade 4 diameter.Find through test, the outer rim of slurrying blade 4 and the spacing of cement slurry preparing barrel 2 inwall are when above-mentioned value, and the homogeneity of slurry after stirring is best.
Slurrying blade 4 is 0.2m with the spacing bottom cement slurry preparing barrel 2.When slurrying blade 4 is above-mentioned value with the spacing bottom cement slurry preparing barrel 2, on the one hand, spacing is less, the slip of bottom can be stirred when slurrying blade 4 stirs, stirring blind area can not be there is bottom cement slurry preparing barrel 2, on the other hand slurrying blade 4 can not with cement slurry preparing barrel 2 bottom collide.
Specific works flow process:
Add cement slurry preparing barrel 2 by slip from charging aperture 21, actuating motor 1, motor 1 is rotated by belt drive shaft 3, and meanwhile, shaft 3 drives slurrying blade 4 to rotate, thus is fully stirred by the slip in cement slurry preparing barrel 2, obtains uniform slip.The cross section of the cement slurry preparing barrel 2 of this programme is octagonal shape, stirs in the process of slip at slurrying blade 4, and slip can constantly collide with the inwall of cement slurry preparing barrel 2; In addition, the outer rim of slurrying blade 4 and the spacing of cement slurry preparing barrel 2 inwall are 2 times of slurrying blade 4 diameter, and above-mentioned spacing can ensure to be stirred the slip and cement slurry preparing barrel 2 inwall that get up and collide and compare acutely, thus the uniformity that slip is mixed is good.
Above is only embodiment of the present utility model, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from the utility model structure, some distortion and improvement can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (6)
1. for the production of the stirring apparatus of pulp of covering slag; comprise cement slurry preparing barrel, motor, transmission mechanism, shaft and slurrying blade; described motor is arranged on cement slurry preparing barrel; and motor output end is connected with shaft by transmission mechanism; described slurrying blade is connected on shaft; described cement slurry preparing barrel is provided with charging aperture and grout outlet; it is characterized in that; the cross section of described cement slurry preparing barrel is polygonal shape, and the outer rim of described slurrying blade and the spacing of cement slurry preparing barrel inwall are 1.5-2.5 times of slurrying blade diameter.
2. the stirring apparatus of pulp for the production of covering slag according to claim 1, is characterized in that, the outer rim of described slurrying blade and the spacing of cement slurry preparing barrel inwall are 2 times of slurrying blade diameter.
3. the stirring apparatus of pulp for the production of covering slag according to claim 1, is characterized in that, the cross section of described cement slurry preparing barrel is the shape of octagon.
4. the stirring apparatus of pulp for the production of covering slag according to claim 1, is characterized in that, described transmission mechanism is belt transmission or chain drive.
5. the stirring apparatus of pulp for the production of covering slag according to any one of claim 1-4, is characterized in that, described slurrying blade and shaft removably connect.
6. the stirring apparatus of pulp for the production of covering slag according to claim 5, is characterized in that, the spacing bottom described slurrying blade and cement slurry preparing barrel is 0.15-0.2m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520568488.8U CN204911330U (en) | 2015-07-31 | 2015-07-31 | A ground paste agitating unit for producing covering slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520568488.8U CN204911330U (en) | 2015-07-31 | 2015-07-31 | A ground paste agitating unit for producing covering slag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204911330U true CN204911330U (en) | 2015-12-30 |
Family
ID=54960516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520568488.8U Expired - Fee Related CN204911330U (en) | 2015-07-31 | 2015-07-31 | A ground paste agitating unit for producing covering slag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204911330U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735022A (en) * | 2016-12-28 | 2017-05-31 | 河南省西保冶材集团有限公司 | A kind of pulping process of continuous crystallizer protecting slag |
-
2015
- 2015-07-31 CN CN201520568488.8U patent/CN204911330U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735022A (en) * | 2016-12-28 | 2017-05-31 | 河南省西保冶材集团有限公司 | A kind of pulping process of continuous crystallizer protecting slag |
| CN106735022B (en) * | 2016-12-28 | 2019-04-05 | 河南省西保冶材集团有限公司 | A kind of pulping process of continuous crystallizer protecting slag |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 |