CN203420944U - Inlet guiding device of sintering machine - Google Patents
Inlet guiding device of sintering machine Download PDFInfo
- Publication number
- CN203420944U CN203420944U CN201320500015.5U CN201320500015U CN203420944U CN 203420944 U CN203420944 U CN 203420944U CN 201320500015 U CN201320500015 U CN 201320500015U CN 203420944 U CN203420944 U CN 203420944U
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- CN
- China
- Prior art keywords
- impeller
- sintering machine
- guide device
- flow guide
- ring
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- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses an inlet guiding device of a sintering machine. The inlet guiding device of the sintering machine comprises a guiding cylinder connected with an inlet chamber through a flange and arranged in a conic mode, the guiding cylinder is arranged in the inlet portion of an impeller shell, a sealing sheet is connected to the outer wall of the guiding cylinder through a sealing ring fixing board, and the sealing sheet is connected with an impeller opening ring of the side portion of an impeller in the impeller shell; the connecting end of the guiding cylinder and the impeller shell is respectively connected with an outer ring and an inner ring through rib plates. According to the inlet guiding device, an impeller opening ring sealing structure is modified, gas leakage inside a fan is reduced, and the overall efficiency is improved. Through modification of the structure of an air inlet, air flow is organized to stably and evenly enter the impeller, and the internal flow efficiency of the impeller is improved. Impact on an impeller shaft disc by micro-particles in air is reduced, and therefore the service life of the impeller of the sintering machine is prolonged. The efficiency of the inlet guiding device of the sintering machine is high and the operation cost is low.
Description
Technical field
The utility model relates to the blower of sintering machine production line, particularly a kind of sintering machine import flow guide device.
Background technique
SJ series high voltage, efficient centrifugal blower, the main main exhauster as smelting industry sintered production line, also other that can be used for that aerodynamic parameter is applicable to send, exhaust place, but the medium of carrying is not spontaneously inflammable, nontoxic, non-corrosiveness gas, and its temperature can not be over 250 ℃.
Sintering blower fan is the key equipment of metallurgy industry raw material sintering, support the use to the sintering machine of relevant specification, the medium of carrying is sinter fume, the advantage such as this serial fan has that efficiency high (more than 83%), noise are low, the long service life of rotor, negative pressure are large, adapt to the requirement of modern sintering process raw material layer high negative pressure, improved output and other complex art economic indicator of sintering deposit.
Sintering blower is as the supporting main smoke extractor of sintering machine, its power consumption accounts for greatly the more than 1/3rd of the total power consumption of sintering plant, medium because of its conveying is sinter fume again, dust loading is large, therefore raise the efficiency, reduce energy consumption, strengthen wear-resisting measure, improve working life, be still the major technique problem of sintering centrifugal blower.
The intake grill of current all sintering machines all only plays guide functions, and gas all can directly impact impeller reel while flowing into impeller, and forms a flex point at this.Sintering machine intake grill and impeller mouth circle belong to Spielpassung, about 10mm left and right, gap, and quantity of gas leakage is large.The import flow guide device insertion length of impeller and the gap of impeller mouth circle are directly connected to the quality of fan performance.
Model utility content
The purpose of this utility model is to provide a kind of sintering machine import flow guide device, and this import flow guide device, by improving impeller mouth circle sealing configuration, reduces blower fan internal gas and reveals, and improves overall efficiency.By improving air inlet structure, organize steady air current to enter uniformly impeller, improve impeller internal flow efficiency.Reduce the impact of molecule to impeller reel in gas, thereby increase the life-span of sintering machine impeller.Its efficiency is higher, and operating cost is lower.
The purpose of this utility model realizes by following technical proposals.
A kind of sintering machine import flow guide device, the guide shell that comprises the tapered layout being connected with suction chamber by flange, guide shell is arranged on the intake grill place of impeller casing, described guide shell outer wall is connected with diaphragm seal by sealing ring fixed plate, and the impeller mouth circle of the impeller sidepiece in diaphragm seal and impeller casing joins; Described guide shell and impeller casing join to holding and are connected with respectively outer shroud and interior ring by gusset.
Further, described sealing ring fixed plate is vertical setting along the conical surface of conical flow guiding cylinder, in the end of sealing ring fixed plate, is connected with several diaphragm seals.
Further, described diaphragm seal coordinates with impeller mouth ring gap, and its gap is 1.5～2mm.
Further, described outer shroud is arranged on outside interior ring, and the ring-side wall of outer shroud is outer broadening formation, and the outer shroud bore of the outer shroud of outer broadening formation is greater than interior collar extension footpath; Described interior ring ring-side wall is the inside trumpet shape of the mouth as one speaks, and the outer shroud bore of the interior ring of the inside trumpet shape of the mouth as one speaks is less than interior collar extension footpath.
Further, on described flange, be lined with pad.
Further, the intake grill of described impeller casing is identical with the mold joint of suction chamber.
With respect to prior art, the beneficial effects of the utility model are:
By improving air inlet structure, organize steady air current to enter uniformly impeller, improve impeller internal flow efficiency; Reduce the impact of molecule to impeller reel in gas, thereby increase the life-span of sintering machine impeller.By design of Sealing Structure, can reduce blower fan internal gas and reveal, improve overall efficiency.
Accompanying drawing explanation
Fig. 1 is the utility model example structure schematic diagram.
In figure: 1, flange, 2, guide shell, 3, interior ring, 4, outer shroud, 5, gusset, 6, impeller casing, 7, pad, 8, diaphragm seal, 9, impeller mouth circle, 10, sealing ring fixed plate.
Embodiment
Below by drawings and Examples, the utility model is described further.
As shown in Figure 1, sintering machine import flow guide device, the guide shell 2 that comprises the tapered layout being connected with suction chamber by flange 1, guide shell 2 is arranged on the intake grill place of impeller casing 6, intake grill adopts jackscrew structure to match with impeller casing 6, and the intake grill of impeller casing 6 is identical with the mold joint of suction chamber; On flange 1, be lined with pad 7.Wherein, guide shell 2 outer walls are connected with diaphragm seal 8 by sealing ring fixed plate 10, and the impeller mouth circle 9 of the impeller sidepiece in diaphragm seal 8 and impeller casing 6 joins; Guide shell 2 joins to holding with impeller casing 6 and is connected with respectively outer shroud 4 and interior ring 3 by gusset 5.
Wherein, sealing ring fixed plate 10 is vertical setting along the conical surface of conical flow guiding cylinder 2, is connected with several diaphragm seals 8 in the end of sealing ring fixed plate 10, and mounting 8 encloses 9 Spielpassung with impeller mouth, and its gap is 1.5～2mm.
This device, according to blower fan inlet flow field feature, in conjunction with the feature that has solid particle in sinter fume, has designed the molded line of interior ring 3, outer shroud 4, to reduce the impact of solid particle to impeller in air-flow.From blower fan meridian plane, see that the molded line of interior ring 3, outer shroud 4 is streamlined; Along blower fan axle center, circumferentially distribute ringwise.Its structure is that gusset 5 is connected on the nozzle wallboard of guide shell 2, and outer shroud 4 is arranged on outside interior ring 3, and the ring-side wall of outer shroud 4 is outer broadening formation, and the outer shroud bore of outer broadening formation is greater than interior collar extension footpath; Interior ring 3 ring-side walls are the inside trumpet shape of the mouth as one speaks, and the outer shroud bore of the inside trumpet shape of the mouth as one speaks is less than interior collar extension footpath.Outer shroud 4 and guide shell 2 play good water conservancy diversion and shunting action, by improving intake grill flow field structure, reduce eddy current loss, organize steady air current to enter uniformly impeller, improve impeller internal flow efficiency.
This device has also designed the sealing of sintering blower fan mouth circle, by sealing ring fixed plate 10, diaphragm seal 8, encloses 9 Spielpassung with the impeller mouth of blower fan, makes like this gas leakage amount drop to minimum.Thereby can reduce blower fan internal gas, reveal, improve overall efficiency.
Above-described embodiment has provided a narrow example the utility model has been made to detailed description; can not assert that mode of execution of the present utility model only limits to this; for the utility model person of an ordinary skill in the technical field; all any simple modification of doing according to the utility model Spirit Essence and equivalent structure transformation or modification, all belong to the definite protection domain of claims that the utility model is submitted to.
Claims (7)
1. a sintering machine import flow guide device, the guide shell (2) that comprises the tapered layout being connected with suction chamber by flange (1), guide shell (2) is arranged on the intake grill place of impeller casing (6), it is characterized in that: described guide shell (2) outer wall is connected with diaphragm seal (8) by sealing ring fixed plate (10), the impeller mouth circle (9) of the impeller sidepiece in diaphragm seal (8) and impeller casing (6) joins; Described guide shell (2) joins to holding with impeller casing (6) and is connected with respectively outer shroud (4) and interior ring (3) by gusset (5).
2. sintering machine import flow guide device according to claim 1, it is characterized in that: described sealing ring fixed plate (10) is vertical setting along the conical surface of conical flow guiding cylinder (2), in the end of sealing ring fixed plate (10), be connected with several diaphragm seals (8).
3. sintering machine import flow guide device according to claim 1 and 2, is characterized in that: described diaphragm seal (8) and impeller mouth circle (9) Spielpassung, its gap is 1.5～2mm.
4. sintering machine import flow guide device according to claim 1, is characterized in that: described outer shroud (4) is arranged on outside interior ring (3), and the ring-side wall of outer shroud (4) is outer broadening formation, and the outer shroud bore of outer broadening formation is greater than interior collar extension footpath; Described interior ring (3) ring-side wall is the inside trumpet shape of the mouth as one speaks, and the outer shroud bore of the inside trumpet shape of the mouth as one speaks is less than interior collar extension footpath.
5. sintering machine import flow guide device according to claim 1, is characterized in that: on described flange (1), be lined with pad (7).
6. sintering machine import flow guide device according to claim 1, is characterized in that: the intake grill of described impeller casing (6) is identical with the mold joint of suction chamber.
7. sintering machine import flow guide device according to claim 1, is characterized in that: described intake grill adopts jackscrew structure to match with impeller casing (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320500015.5U CN203420944U (en) | 2013-08-15 | 2013-08-15 | Inlet guiding device of sintering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320500015.5U CN203420944U (en) | 2013-08-15 | 2013-08-15 | Inlet guiding device of sintering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203420944U true CN203420944U (en) | 2014-02-05 |
Family
ID=50020043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320500015.5U Withdrawn - After Issue CN203420944U (en) | 2013-08-15 | 2013-08-15 | Inlet guiding device of sintering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203420944U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398024A (en) * | 2013-08-15 | 2013-11-20 | 西安胜唐鼓风机有限公司 | Inlet guide device of sintering machine |
| CN113277716A (en) * | 2021-05-27 | 2021-08-20 | 四川神光石英科技有限公司 | Equipment for producing high-quality synthetic quartz glass |
-
2013
- 2013-08-15 CN CN201320500015.5U patent/CN203420944U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398024A (en) * | 2013-08-15 | 2013-11-20 | 西安胜唐鼓风机有限公司 | Inlet guide device of sintering machine |
| CN103398024B (en) * | 2013-08-15 | 2016-03-23 | 西安胜唐鼓风机有限公司 | A kind of import flow guide device of sintering machine |
| CN113277716A (en) * | 2021-05-27 | 2021-08-20 | 四川神光石英科技有限公司 | Equipment for producing high-quality synthetic quartz glass |
| CN113277716B (en) * | 2021-05-27 | 2022-06-03 | 四川神光石英科技有限公司 | Equipment for producing high-quality synthetic quartz glass |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140205 Effective date of abandoning: 20160323 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |