CN104548765A - Cement dust collecting system - Google Patents
Cement dust collecting system Download PDFInfo
- Publication number
- CN104548765A CN104548765A CN201410781140.7A CN201410781140A CN104548765A CN 104548765 A CN104548765 A CN 104548765A CN 201410781140 A CN201410781140 A CN 201410781140A CN 104548765 A CN104548765 A CN 104548765A
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- CN
- China
- Prior art keywords
- cyclone dust
- cement
- cyclone
- dust collectors
- dust collector
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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.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cyclones (AREA)
Abstract
The invention discloses a cement dust collecting system which comprises a cement pit, a ventilating duct, an air collection hood, a cyclone dust collector inlet, a cyclone dust collector, a cyclone dust collector outlet, an ash bucket, an air blower and a chimney, wherein the cement pit is arranged on one side of the cyclone dust collector, and the cement pit is communicated with the air collection hood through the ventilating duct; the air collection hood is arranged at the outlet of the cement pit, and one end of the air collection hood is communicated with the inlet of the cyclone dust collector through the ventilating duct; two sides of the cyclone dust collector are provided with the cyclone dust collector inlet and the cyclone dust collector outlet; the ash bucket is arranged on one end of the cyclone dust collector; the air blower is arranged on one side of the cyclone dust collector and connected with the chimney through the ventilating duct; and the air blower is arranged between the cyclone dust collector and the chimney. The cyclone dust collector can be used for greatly reducing the occupational hazard of cement processing and has the advantages of good dust collection effect, environmental protection and easiness for popularization and use.
Description
Technical field
The present invention relates to cement dust collection application of installation technical field, be specially a kind of cement dust collection system.
Background technology
Cement industry is the main source of China's industry dust discharge, dust discharge amount is about 2% ~ 3% of its output, the total emission volumn in the whole nation is more than ten million ton, human body Long Term Contact cement dust easily gives rise to diseases, cement dust can cause soil to alkalize, serious environment pollution, in cement production process process, no matter be broken, dry or grinding, calcining all can produce a large amount of dust, because each procedure is all dry run industry, many because which form airborne dust point, face is large, the feature that scope is wide, and cement kiln end kiln hood exhausted air quantity accounts for 60% of whole cement producing line exhausted air quantity, wherein kiln tail gas accounts for 36% of whole cement producing line exhausted air quantity.
Documents 1: Chinese patent CN202921115U describes a kind of cement dust cleaning machine, comprise bellows, cleaning shaft, waterfog head and drive motors, described cleaning shaft is connected to bellows back, described drive motors is arranged on bellows side, the top of described bellows is provided with blast pipe, in the side of bellows, waterfog head is installed, discharge outlet is offered in the bottom of bellows, the centre of described bellows is provided with interlock rotating shaft, interlock rotating shaft is provided with flabellum, one end of interlock rotating shaft is arranged on the outside of bellows, and be connected on drive motors by belt, the top of described bellows is arc-shaped structure, the top of described air inlet pipe is provided with top cover, there is many deficiencies in described mechanism, as bellows being provided with too many structure, this mechanism is shortened service life, bear pressure little, the shortcomings such as inefficiency.Current cement dust collection device kiln tail gas temperature is high, exhaust gas volumn large, and more difficult cleaning, the dust process cyclone dust collectors Shortcomings of Lime Factory, therefore, proposes a kind of cement dust collection system for the problems referred to above.
Summary of the invention
The object of the present invention is to provide a kind of cement dust collection system, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme: a kind of cement dust collection system, comprise cement kiln, ventilation shaft, gas skirt, cyclone dust collectors import, cyclone dust collectors, cyclone entrance, ash bucket, blower fan and chimney; Described cement kiln is arranged on the side of cyclone dust collectors, and cement kiln is by ventilation shaft and gas skirt conducting; Described gas skirt is arranged on the outlet of cement kiln, and one end of gas skirt is communicated with cyclone dust collectors import by ventilation shaft; Described cyclone dust collectors both sides are provided with cyclone dust collectors import and cyclone entrance; Described ash bucket is arranged on cyclone dust collectors one end; Described blower fan is arranged on the side of cyclone dust collectors, and is connected with chimney by ventilation shaft; Described blower fan is arranged between cyclone dust collectors and chimney.
Preferably, described gas skirt is the low outstanding structure of umbrella shape, and expansion angle is 40 °.
Preferably, described ventilation shaft two ends are that flange plate type connects.
Preferably, the curved joint place of described ventilation shaft is circular right angle corner structure.
Preferably, described cyclone dust collectors are pyramidal structure.
Preferably, described blower fan is arranged between chimney and cyclone entrance, and blower fan is lower than the outlet of cyclone entrance.
Preferably, described cyclone entrance and ash bucket upper surface are tightly connected.
Compared with prior art, the invention has the beneficial effects as follows: described gas skirt is the low outstanding structure of umbrella shape, expansion angle is 40 °, be convenient to dust and the heat radiation of collecting diffusion, circular right angle corner elbow strictly controls the wind speed of pipeline, effectively prevent dust accumulation, reduce friction pressure loss and local pressure loss, the joint of ventilation shaft uses flange plate type to connect, each interface of cyclone dust collectors is made to connect tight and good bonding strength, and overhaul convenient disassembly, cyclone dust collectors it to have structure simple, small volume, do not need special auxiliary device, cost is lower, movement-less part in device, the advantages such as operating maintenance is convenient, significantly decrease the occupational hazards of cement processing, good dedusting effect, protect environment, be applicable to promoting the use of.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is blower fan structure schematic diagram of the present invention;
Fig. 3 is structure cyclone dust collectors top view of the present invention;
In figure: 1, cement kiln, 2, ventilation shaft, 3, gas skirt, 4, cyclone dust collectors import, 5, cyclone dust collectors, 6, cyclone entrance, 7, ash bucket, 8, blower fan, 9, chimney.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1 ~ 3, the invention provides a kind of cement dust collection system, comprise cement kiln 1, ventilation shaft 2, gas skirt 3, cyclone dust collectors import 4, cyclone dust collectors 5, cyclone entrance 6, ash bucket 7, blower fan 8 and chimney 9; Described cement kiln 1 is arranged on the side of cyclone dust collectors 5, and cement kiln 1 is by ventilation shaft 2 and gas skirt 3 conducting; Described gas skirt 3 is arranged on the outlet of cement kiln 1, and one end of gas skirt 3 is communicated with cyclone dust collectors import 4 by ventilation shaft 2; Described cyclone dust collectors 5 both sides are provided with cyclone dust collectors import 4 and cyclone entrance 6; Described ash bucket 7 is arranged on cyclone dust collectors 5 one end; Described blower fan 8 is arranged on the side of cyclone dust collectors 5, and is connected with chimney 9 by ventilation shaft 2; Described blower fan 8 is arranged between cyclone dust collectors 5 and chimney 9.
As optimisation technique scheme of the present invention: described gas skirt 3 is the low outstanding structure of umbrella shape, and expansion angle is 40 °; Described ventilation shaft 2 two ends are that flange plate type connects; The curved joint place of described ventilation shaft 2 is circular right angle corner structure; Described cyclone dust collectors 5 are pyramidal structure; Described blower fan 8 is arranged between chimney 9 and cyclone entrance 6, and blower fan 8 is lower than the outlet of cyclone entrance 6; Described cyclone entrance 6 is tightly connected with ash bucket 7 upper surface.
Operation principle of the present invention: dusty gas is sent to gas skirt 3 by ventilation shaft 2 by described cement kiln 1, gas skirt 3 is by gas collection together and after cooling a period of time, it is inner that dusty gas is arrived cyclone dust collectors 5 through cyclone dust collectors import 4 by ventilation shaft 2, cyclone dust collectors 5 make dust-contained airflow rotate, by means of centrifugal force grit be separated from air-flow and trap in wall, relend and help Action of Gravity Field to make grit fall into ash bucket 6, processed gas arrives chimney 9 fast discharged in air under the effect of blower fan 8.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (7)
1. a cement dust collection system, it is characterized in that: comprise cement kiln (1), ventilation shaft (2), gas skirt (3), cyclone dust collectors import (4), cyclone dust collectors (5), cyclone entrance (6), ash bucket (7), blower fan (8) and chimney (9), described cement kiln (1) is arranged on the side of cyclone dust collectors (5), and cement kiln (1) is by ventilation shaft (2) and gas skirt (3) conducting; Described gas skirt (3) is arranged on the outlet of cement kiln (1), and one end of gas skirt (3) is communicated with cyclone dust collectors import (4) by ventilation shaft (2); Described cyclone dust collectors (5) both sides are provided with cyclone dust collectors import (4) and cyclone entrance (6); Described ash bucket (7) is arranged on cyclone dust collectors (5) one end; Described blower fan (8) is arranged on the side of cyclone dust collectors (5), and is connected with chimney (9) by ventilation shaft (2); Described blower fan (8) is arranged between cyclone dust collectors (5) and chimney (9).
2. cement dust collection system according to claim 1, is characterized in that: described gas skirt (3) is the low outstanding structure of umbrella shape, and expansion angle is 40 °.
3. cement dust collection system according to claim 1 and 2, is characterized in that: described ventilation shaft (2) two ends are that flange plate type connects.
4. cement dust collection system according to claim 3, is characterized in that: the curved joint place of described ventilation shaft (2) is circular right angle corner structure.
5. cement dust collection system according to claim 1, is characterized in that: described cyclone dust collectors (5) are pyramidal structure.
6. cement dust collection system according to claim 1, it is characterized in that: described blower fan (8) is arranged between chimney (9) and cyclone entrance (6), and blower fan (8) is lower than the outlet of cyclone entrance (6).
7. cement dust collection system according to claim 1, is characterized in that: described cyclone entrance (6) and ash bucket (7) upper surface are tightly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410781140.7A CN104548765A (en) | 2014-12-16 | 2014-12-16 | Cement dust collecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410781140.7A CN104548765A (en) | 2014-12-16 | 2014-12-16 | Cement dust collecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104548765A true CN104548765A (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410781140.7A Pending CN104548765A (en) | 2014-12-16 | 2014-12-16 | Cement dust collecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104548765A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104958958A (en) * | 2015-07-04 | 2015-10-07 | 苏州福利恒电子科技有限公司 | Dust removing device of stone breaking factory |
| WO2016201652A1 (en) * | 2015-06-17 | 2016-12-22 | 许亮芳 | Cement dust removal system |
-
2014
- 2014-12-16 CN CN201410781140.7A patent/CN104548765A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016201652A1 (en) * | 2015-06-17 | 2016-12-22 | 许亮芳 | Cement dust removal system |
| CN104958958A (en) * | 2015-07-04 | 2015-10-07 | 苏州福利恒电子科技有限公司 | Dust removing device of stone breaking factory |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |