CN104998581A - Pulping blade installation structure of stirring device - Google Patents
Pulping blade installation structure of stirring device Download PDFInfo
- Publication number
- CN104998581A CN104998581A CN201510461115.5A CN201510461115A CN104998581A CN 104998581 A CN104998581 A CN 104998581A CN 201510461115 A CN201510461115 A CN 201510461115A CN 104998581 A CN104998581 A CN 104998581A
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- China
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- linkage section
- installation structure
- section
- slurrying blade
- slurrying
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Abstract
The invention discloses a pulping blade installation structure of a stirring device. The pulping blade installation structure of the stirring device comprises a stirring shaft and a pulping blade, wherein one end of the stirring shaft is integrally connected with an installation section, the installation section comprises a connecting section and a pressing section, the connecting section is in a circular truncated cone shape, the taper of the connecting section is 1:10-16, the large end of the connecting section is connected with the stirring shaft, the small end of the connecting section is connected with the pressing section, an external thread is arranged on the pressing section, the connecting section is sleeved with the pulping blade in a matched mode, and the pulping blade is pressed through a nut connected with the thread of the pressing section. According to the technical scheme of the pulping blade installation structure of the stirring device, the stirring blade can be independently replaced, and meanwhile the influence on the stirring shaft is little.
Description
Technical field
The invention belongs to Mixing Machine field, be specifically related to a kind of slurrying blade installation structure of agitating device.
Background technology
During continuous casting is produced, except the strand that cast section is less, mostly use covering slag.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; usually before mist projection granulating, be provided with agitating device stir slip; make slip evenly; agitating device generally includes agitator, shaft and stirring vane; wherein the connection of stirring vane and shaft mainly contains two kinds: one is directly welded on shaft by stirring vane; another kind is that shaft offers bolt hole, is connected on shaft by stirring vane by bolt.Shaft, when stirring vane wearing and tearing are more serious, be changed by the first structure connected in the lump; The second syndeton offers screwed hole on shaft, greatly can reduce the intensity of shaft.
Summary of the invention
Object of the present invention can change stirring vane separately providing one, and the slurrying blade installation structure to the less agitating device of shaft intensity effect.
For achieving the above object, base case of the present invention is as follows:
The slurrying blade installation structure of agitating device, comprise shaft and slurrying blade, described shaft one end is connected with construction section, and this construction section comprises linkage section and hold-down segment, and described linkage section is round table-like, the tapering of linkage section is 1:10-16, the large end of linkage section is connected with shaft, and linkage section small end is connected with hold-down segment, and described hold-down segment is provided with external screw thread, described slurrying blade engagement sleeves is located on linkage section, and is compressed by the nut be threaded with hold-down segment.
The principle of this programme and effect: when mounted, be first enclosed within linkage section by slurrying blade, then will be connected with hold-down segment with nut, and be pressed on linkage section by slurrying blade.The effect of this programme is, the first, and slurrying blade is enclosed within linkage section, and compress with nut, and above-mentioned syndeton is for convenience detach, so can change separately slurrying blade; The second, the linkage section of this programme is round table-like, and the tapering of linkage section is 1:10-16, is so just pressed on linkage section by nut by stirring vane, shaft need not offer screwed hole, less on shaft impact.
Preferred version 1, to the further optimization of base case, described linkage section is provided with at least one positioning edge, and described slurrying blade is provided with the locating slot coordinating positioning edge to insert.After slurrying blades installation, positioning edge inserts in locating slot, so just can prevent slurrying blade from rotating relative to shaft.
Preferred version 2, to the further optimization of base case, described slurrying blade is also connected with linkage section by key.The mode that key connects is simple, and can reach the object preventing slurrying blade rotation.
Preferred version 3, to the further optimization of base case or preferred version 1, the tapering of described linkage section is 1:15.When selecting above-mentioned tapering, slurrying blade can very stably be pressed on linkage section.
Preferred version 4, to the further optimization of base case or preferred version 1, is also provided with spring shim between described nut and slurrying blade.Slurrying blade is in the process of high-speed rotation, and nut easily produces loosening, and spring shim has the function preventing nut loosening.
Accompanying drawing explanation
Fig. 1 is the structural representation of the slurrying blade installation structure embodiment of agitating device of the present invention;
Fig. 2 is the structural representation of shaft in the slurrying blade installation structure embodiment 1 of agitating device of the present invention;
Fig. 3 is the structural representation of shaft in the slurrying blade installation structure embodiment 2 of agitating device of the present invention.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference numeral in Figure of description comprises: shaft 1, slurrying blade 2, linkage section 3, hold-down segment 4, key 5, nut 6, spring shim 7, positioning edge 8.
Embodiment 1
Embodiment is substantially as shown in Figure 1: a kind of slurrying blade installation structure of agitating device, comprise shaft 1 and slurrying blade 2, shaft 1 one end is connected with construction section, this construction section comprises linkage section 3 and hold-down segment 4, linkage section 3 is in round table-like, the tapering of linkage section 3 is 1:15, linkage section 3 greatly end is connected with shaft 1 one, linkage section 3 small end is connected with hold-down segment 4, hold-down segment 4 is provided with external screw thread, slurrying blade 2 engagement sleeves is located on linkage section 3, and is compressed by the nut 6 be threaded with hold-down segment 4.Slurrying blade 2 is also connected with linkage section 3 by key 5.The mode that key connects is simple, and can reach and prevent slurrying blade 2 and shaft 1 object in relative rotation.
Spring shim 7 is also provided with between nut 6 and slurrying blade 2.Slurrying blade 2 is in the process of high-speed rotation, and nut 6 easily produces and loosens, and spring shim 7 has the function preventing nut 6 from loosening.
Embodiment 2
As different from Example 1, slurrying blade 2 and linkage section 3 also nonbonding are connected, but adopt following manner: linkage section 3 is provided with two positioning edges 8, and slurrying blade 2 is provided with two locating slots coordinating positioning edges 8 to insert.After slurrying blade 2 is installed, positioning edge 8 inserts in locating slot, so just can prevent slurrying blade 2 from rotating relative to shaft 1.
Specific works principle:
Be described for embodiment 1 below: when mounted, first slurrying blade 2 be enclosed within linkage section 3, and connect with key 5, then spring shim 7 is enclosed within hold-down segment 4, be connected with hold-down segment 4 with nut 6 afterwards, and slurrying blade 2 is pressed on linkage section 3.The effect of this programme is, the first, and slurrying blade 2 is enclosed within linkage section 3, and compress with nut 6, and above-mentioned syndeton is for convenience detach, so can change separately slurrying blade 2; The second, the linkage section 3 of this programme is in round table-like, and the tapering of linkage section 3 is 1:15, is so just pressed on linkage section 3 by nut 6 by stirring vane, shaft 1 does not offer screwed hole, less to the intensity effect of shaft 1.
Above-described is only embodiments of the invention, 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 structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.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 (5)
1. the slurrying blade installation structure of agitating device, comprise shaft and slurrying blade, it is characterized in that, described shaft one end is connected with construction section, this construction section comprises linkage section and hold-down segment, described linkage section is round table-like, and the tapering of linkage section is 1:10-16, and the large end of linkage section is connected with shaft, linkage section small end is connected with hold-down segment, described hold-down segment is provided with external screw thread, and described slurrying blade engagement sleeves is located on linkage section, and is compressed by the nut be threaded with hold-down segment.
2. the slurrying blade installation structure of agitating device according to claim 1, is characterized in that, described linkage section is provided with at least one positioning edge, and described slurrying blade is provided with the locating slot coordinating positioning edge to insert.
3. the slurrying blade installation structure of agitating device according to claim 1, is characterized in that, described slurrying blade is also connected with linkage section by key.
4. the slurrying blade installation structure of agitating device according to claim 1 and 2, is characterized in that, the tapering of described linkage section is 1:15.
5. the slurrying blade installation structure of agitating device according to claim 1 and 2, is characterized in that, is also provided with spring shim between described nut and slurrying blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510461115.5A CN104998581A (en) | 2015-07-31 | 2015-07-31 | Pulping blade installation structure of stirring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510461115.5A CN104998581A (en) | 2015-07-31 | 2015-07-31 | Pulping blade installation structure of stirring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104998581A true CN104998581A (en) | 2015-10-28 |
Family
ID=54371597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510461115.5A Pending CN104998581A (en) | 2015-07-31 | 2015-07-31 | Pulping blade installation structure of stirring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104998581A (en) |
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2015
- 2015-07-31 CN CN201510461115.5A patent/CN104998581A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151028 |