CN105173450A - Dedusting device for top of cement storage tank - Google Patents
Dedusting device for top of cement storage tank Download PDFInfo
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- CN105173450A CN105173450A CN201510511436.1A CN201510511436A CN105173450A CN 105173450 A CN105173450 A CN 105173450A CN 201510511436 A CN201510511436 A CN 201510511436A CN 105173450 A CN105173450 A CN 105173450A
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- overhead guard
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Abstract
The invention discloses a dedusting device for the top of a cement storage tank. The dedusting device comprises a top cover, a positive-pressure air feeder, a spraying device and a drainage pipeline. The top cover is buckled to an opening in the top of the cement storage tank. The bottom of the top cover is welded to a tank body of the cement storage tank. The interior of the top cover is divided into a first space and a second space through a first vertical partition board. Air blowing area is formed in the first space and located at one side of the opening in the top. A spraying area is formed in the second space and located at the other side of the opening in the top. The positive-pressure air feeder is arranged in the first space, and the air feeding direction of the positive-pressure air feeder is from an air feeding port to the spraying area. The spraying device is arranged in the spraying area. The upper end of the drainage pipeline is communicated to the lower portion of the second space. The lower end of the drainage pipeline is communicated with a sedimentation basin. According to the dedusting device for the top of the cement storage tank, the situation that cement powder floats in air, and thus air is polluted can be prevented, cement paste is prevented from flowing out along the storage tank, cement paste sediment is avoided, and the cleaning workload is reduced.
Description
Technical field
Control the device of cement dust pollution when the invention relates to a kind of bulk cement, particularly relate to a kind of cement storage pot top device for reducing dust.
Background technology
In building operation, cement concrete blending station cement storage pot top, without device for reducing dust.When by high-pressure delivery cement, store tank deck and constantly to emerge finished ground cement.
Existing invention " dust processing device of bulk cement tank " (number of patent application: CN201110299068.0) is identical with the function described in this device, connect the facilities such as dish, distribution tube, sludge pan by outer cover, water atomization shower nozzle, pulp-water, realize the process of cement tank deck cement dust, prevent cement dust from polluting air.The shortcoming of prior art is: when each defeated bulk cement enters cement storage pot, after finished ground cement and water smoke form cement wash, most of cement wash can flow out along distribution tube, but part of cement slurry can be deposited on pulp-water to be connect on dish, be set in pulp-water to connect on dish, and produce some strength.The time used is longer, and the sediment number of times that artificial removing pulp-water connects on dish is more.The water atomization shower nozzle be located in outer cover communicates with external environment, there is security risk.
Thus, the present inventor relies on experience and the practice of being engaged in relevant industries for many years, proposes a kind of cement storage pot top device for reducing dust, to overcome the defect of prior art.
Summary of the invention
The object of the present invention is to provide a kind of cement storage pot top device for reducing dust, prevent finished ground cement from floating towards aerial foul air, and cement wash can not flow out along holding vessel, cement wash sediment can not be produced, reduce cleaning work.
The object of the present invention is achieved like this, a kind of cement storage pot top device for reducing dust, and described device for reducing dust comprises:
Overhead guard, described overhead guard is the hollow structure of bottom opening, and its top is provided with top cover, and described overhead guard is buckled in the open top of cement storage pot, welds bottom described overhead guard with the can body of described cement storage pot, forms space in a cover above described open top; The first baffle for separating by vertically arranging in described overhead guard becomes the first space and second space; Described first is spatially located at described open-topped side forms blowing district; Be positioned at described open-topped opposite side in described second space and be formed with spray district;
Forced draft machine, described forced draft machine is arranged on described first space, and described first dividing plate is provided with the air outlet of connection first space and second space, and described air outlet is positioned at described open-topped top; The air supply direction of described forced draft machine points to described spray district from described air outlet;
Sprinkling equipment, described sprinkling equipment is arranged on described spray district, to described spray district spray water;
Drainage duct, described drainage duct upper end is communicated to described second space bottom, and lower end is communicated to sludge pan.
In a better embodiment of the present invention, be also vertically provided with second partition in second space, described second space is divided into dry district and wet district by described second partition; The height of described second partition is not higher than described open-topped height; Described wet district is for accumulating cement wash, and described dry district is positioned between described first space and spray district; Described drainage duct upper end is communicated to bottom, described wet district.
In a better embodiment of the present invention, forced draft machine is supported on described can body by fan supporter; Described sprinkling equipment comprises spray head, and described spray head is near described top cover, and described spray head is connected with water pump by water pipe; The region that the water that described spray head sprays covers forms described spray district.
In a better embodiment of the present invention, overhead guard and described open top are cylindrical, the diameter of described overhead guard and be highly all greater than described open-topped diameter and height; Described first dividing plate and the tangent setting of a described open-topped sidewall, described first dividing plate periphery respectively with sidewall and the top cover weld together of can body, overhead guard; Described air outlet be positioned at described open-topped directly over, described spray head is positioned at the opposite side just right with described air outlet.
In a better embodiment of the present invention, second partition is parallel with described first dividing plate, and is located across in the plane of described top opening center, described second partition respectively with the sidewall of can body, overhead guard together with open-topped sidewall weld; Described dry district is formed between described second partition side and described first dividing plate; Described wet district is formed between described second partition opposite side and the sidewall of described overhead guard.
In a better embodiment of the present invention, the sidewall of the overhead guard corresponding to the first space is provided with fresh air inlet; The sidewall of the overhead guard corresponding to described wet district is provided with drain gutter, and this drain gutter is communicated with described drainage duct one end.
From the above mentioned, device for reducing dust of the present invention adopts overhead guard to be buckled in open-topped top, and avoid the risk directly communicated with external environment, dust-laying effect is better.In the side of overhead guard inner top opening, forced draft machine is set, open top opposite side arranges spray head, under utilizing forced draft machine to produce Action of Wind pressure, finished ground cement is easier to enter spray district and forms cement wash, and cement wash can accelerate along drainage duct toward dirty, can not be deposited on shield base (inner side) and drainage duct wall, need not manually go to cement storage pot top to clear up cement wash sediment, save cost, avoid the generation of artificial safety misadventure in aloft work.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the present invention and explain, not delimit the scope of the invention.Wherein:
Fig. 1: be the front schematic view of device for reducing dust of the present invention.
Fig. 2: be the schematic top plan view of device for reducing dust of the present invention.
Fig. 3: be the schematic diagram of I-I section part in Fig. 1.
Fig. 4: be the schematic diagram of II-II section part in Fig. 1.
Fig. 5: be the schematic diagram of III-III section part in Fig. 1.
Fig. 6: be the right side schematic view of device for reducing dust of the present invention in Fig. 1.
Detailed description of the invention
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing and the specific embodiment of the present invention is described.
The problem of finished ground cement, the contaminated environment of outwards emerging for the open top of cement storage pot in bulk cement conveying, also some measurements for reduction are taken in prior art, the number of patent application such as, mentioned in background technology is the existing patent of CN201110299068.0, but existing measurements for reduction also existing defects.In order to reach better dust-laying effect, the invention provides a kind of cement storage pot top device for reducing dust, this device for reducing dust comprises overhead guard, forced draft machine, sprinkling equipment and drainage duct.Overhead guard is the hollow structure of bottom opening, its top is provided with top cover, and overhead guard is buckled in the open top of cement storage pot, and bottom is welded with the can body of cement storage pot, thus bottom surrounding and can body are formed and be tightly connected, above open top, form space in a cover.Space in cover is separated into the first space and second space by the first dividing plate by vertically arranging in overhead guard.First is spatially located at open-topped side forms blowing district; Be positioned at open-topped opposite side in second space and be formed with spray district, spray district is positioned at second space, and blowing district is distributed in open-topped relative both sides with spray district.Forced draft machine is arranged in the first space, first space is provided with the fresh air inlet imported by outside air in it, first dividing plate is provided with the air outlet of connection first space and second space, air outlet is positioned at open-topped top, because finished ground cement is upwards emerged from open top, arrange like this and better finished ground cement can be blown into spray district.The air supply direction of forced draft machine points to spray district from air outlet.Finished ground cement is upwards emerged from open top and is entered in second space, due to the stop of the first dividing plate and the wind of air outlet blowout, finished ground cement can not be entered in the first space and escape to the external world from fresh air inlet, finished ground cement is blown to the spray district of open top side.Sprinkling equipment is arranged on spray district, and to spray district spray water, make finished ground cement be mixed to form cement wash with the water sprayed, cement wash falls and accumulates in bottom second space.The upper end of drainage duct is communicated to second space bottom, and lower end is communicated to sludge pan.The cement wash accumulated in bottom second space imports to the rear Separation of Solid and Liquid of purification in sludge pan by drainage duct.Meanwhile, the wind that forced draft machine is blown into from air outlet is also discharged from drainage duct.
The device for reducing dust of the invention described above adopts overhead guard to be buckled in open-topped top, and avoid the risk directly communicated with external environment, dust-laying effect is better.In the side of overhead guard inner top opening, forced draft machine is set, the spray district blowing of sprinkling equipment is set to open top opposite side, under utilizing forced draft machine to produce Action of Wind pressure, finished ground cement is easier to enter spray district and forms cement wash, and cement wash can accelerate along drainage duct toward dirty, can not be deposited on shield base (inner side) and drainage duct wall, cement storage pot top need not be manually gone to clear up cement wash sediment, save cost, avoid the generation of artificial safety misadventure in aloft work.
A specific embodiment of device for reducing dust 10 of the present invention is described below in conjunction with accompanying drawing, see Fig. 1 and Fig. 2, the top of cement storage pot 90 has open top 901, open top 901 is cylindrical, cement storage pot 90 can body below open top 901 is downward-sloping gradually laterally from open top 901, forms a conical inclined surface.Columniform overhead guard 1 is buckled in above open top 901, the diameter of overhead guard 1 and be highly all greater than diameter and the height of open top 901, overhead guard 1 is the hollow structure of bottom opening, its top is provided with top cover, weld one bottom overhead guard 1 to enclose formation be tightly connected with the can body of conical inclined surface, thus above open top 901, form space in a cover.With cement storage pot welded seal bottom overhead guard 1, ensure that cement grout can not flow out along holding vessel sidewall.Space in cover is separated into the first space 3 and second space 4 by the first dividing plate 2 by vertically arranging in overhead guard 1.The tangent setting of one sidewall of the first dividing plate 2 and open top 901, the first dividing plate 2 periphery respectively with sidewall and the top cover weld together of can body, overhead guard.The side that first space 3 is positioned at open top 901 forms blowing district.The opposite side being positioned at open top 901 in second space 4 is formed with spray district.Forced draft machine 5 is arranged on the first space 3, is supported on can body by fan supporter 8.As shown in Figure 5, the sidewall of the overhead guard 1 corresponding to the first space 3 is provided with fresh air inlet 11.As shown in Figure 3 and Figure 4, the first dividing plate 2 is provided with the air outlet 21 of connection first space 3 and second space 4, and air outlet 21 is positioned at directly over open top 901.The air outlet of forced draft machine 5 is just to air outlet 21.As illustrated by the arrows in fig. 1, the air supply direction of forced draft machine 5 points to spray district from air outlet 21.Sprinkling equipment is arranged on spray district, to spray district spray water.Sprinkling equipment comprises spray head 9, and spray head 9 is near top cover, and spray head 9 is positioned at the opposite side just right with air outlet 21, and spray head 9 is connected with water pump (not shown) by water pipe 12.The region that the water that spray head 9 sprays covers forms spray district.As shown in Figure 6, drainage duct 6 upper end is communicated to second space 4 bottom, and lower end is communicated to sludge pan (not shown).
Further, also second partition 7 is vertically provided with in second space 4, second space 4 is divided into dry district 41 and wet district 42 by second partition 7, second partition 7 is parallel with the first dividing plate 2, and be located across in the plane of top opening center, second partition 7 respectively with the sidewall of can body, overhead guard together with open-topped sidewall weld.Dry district 41 is formed between second partition 7 side and the first dividing plate 2.Wet district 42 is formed between the sidewall of second partition 7 opposite side and overhead guard 1.The height of second partition 7 is not higher than the height of open top 901.Wet district 42 is for accumulating the cement wash of formation, and dry district 41 is between the first space 3 and spray district.The sidewall of wet overhead guard corresponding to district 42 is provided with drain gutter, and this drain gutter is communicated with drainage duct 6 upper end.
Align force feed blower fan 5 respectively at the below rational position of cement storage pot 90, sprinkling equipment water pump arranges source switch, rational deployment's power lead.In this embodiment, the first dividing plate 2 is a monoblock iron sheet baffle plate, and second partition 7 adopts two pieces of iron sheet baffle plates.Drainage duct 6 adopts steel pipe or the pvc pipe of internal diameter 15cm.
Device for reducing dust of the present invention is adopted to carry the workflow of cement to be: to start the finished ground cement → finished ground cement by wind effect of emerging of forced draft machine → startups sprinkling equipment → beginning delivery of bulk cement → storage tank deck and enter and spray district → finished ground cement and water smoke and form cement wash → cement wash and flow to sludge pan → cement wash along drainage duct close forced draft machine after sprinkling equipment → interval 5min has been carried → closed to sludge pan Separation of Solid and Liquid → bulk cement.
From the above mentioned, device for reducing dust of the present invention adopts overhead guard to be buckled in open-topped top, and avoid the risk directly communicated with external environment, dust-laying effect is better.In the side of overhead guard inner top opening, forced draft machine is set, open top opposite side arranges spray head, under utilizing forced draft machine to produce Action of Wind pressure, finished ground cement is easier to enter spray district and forms cement wash, and cement wash can accelerate along drainage duct toward dirty, can not be deposited on shield base (inner side) and drainage duct wall, need not manually go to cement storage pot top to clear up cement wash sediment, save cost, avoid the generation of artificial safety misadventure in aloft work.
The foregoing is only the schematic detailed description of the invention of the present invention, and be not used to limit scope of the present invention.Any those skilled in the art, equivalent variations done under the prerequisite not departing from design of the present invention and principle and amendment, all should belong to the scope of protection of the invention.
Claims (6)
1. a cement storage pot top device for reducing dust, is characterized in that, described device for reducing dust comprises:
Overhead guard, described overhead guard is the hollow structure of bottom opening, and its top is provided with top cover, and described overhead guard is buckled in the open top of cement storage pot, welds bottom described overhead guard with the can body of described cement storage pot, forms space in a cover above described open top; The first baffle for separating by vertically arranging in described overhead guard becomes the first space and second space; Described first is spatially located at described open-topped side forms blowing district; Be positioned at described open-topped opposite side in described second space and be formed with spray district;
Forced draft machine, described forced draft machine is arranged on described first space, and described first dividing plate is provided with the air outlet of connection first space and second space, and described air outlet is positioned at described open-topped top; The air supply direction of described forced draft machine points to described spray district from described air outlet;
Sprinkling equipment, described sprinkling equipment is arranged on described spray district, to described spray district spray water;
Drainage duct, described drainage duct upper end is communicated to described second space bottom, and lower end is communicated to sludge pan.
2. cement storage pot top as claimed in claim 1 device for reducing dust, it is characterized in that, be also vertically provided with second partition in described second space, described second space is divided into dry district and wet district by described second partition; The height of described second partition is not higher than described open-topped height; Described wet district is for accumulating cement wash, and described dry district is positioned between described first space and spray district; Described drainage duct upper end is communicated to bottom, described wet district.
3. cement storage pot top as claimed in claim 2 device for reducing dust, it is characterized in that, described forced draft machine is supported on described can body by fan supporter; Described sprinkling equipment comprises spray head, and described spray head is near described top cover, and described spray head is connected with water pump by water pipe; The region that the water that described spray head sprays covers forms described spray district.
4. cement storage pot top as claimed in claim 3 device for reducing dust, it is characterized in that, described overhead guard and described open top are cylindrical, the diameter of described overhead guard and be highly all greater than described open-topped diameter and highly; Described first dividing plate and the tangent setting of a described open-topped sidewall, described first dividing plate periphery respectively with sidewall and the top cover weld together of can body, overhead guard; Described air outlet be positioned at described open-topped directly over, described spray head is positioned at the opposite side just right with described air outlet.
5. cement storage pot top as claimed in claim 4 device for reducing dust, it is characterized in that, described second partition is parallel with described first dividing plate, and is located across in the plane of described top opening center, described second partition respectively with the sidewall of can body, overhead guard together with open-topped sidewall weld; Described dry district is formed between described second partition side and described first dividing plate; Described wet district is formed between described second partition opposite side and the sidewall of described overhead guard.
6. cement storage pot top as claimed in claim 5 device for reducing dust, it is characterized in that, the sidewall of the overhead guard corresponding to described first space is provided with fresh air inlet; The sidewall of the overhead guard corresponding to described wet district is provided with drain gutter, and this drain gutter is communicated with described drainage duct one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510511436.1A CN105173450B (en) | 2015-08-19 | 2015-08-19 | Cement storage pot top device for reducing dust |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510511436.1A CN105173450B (en) | 2015-08-19 | 2015-08-19 | Cement storage pot top device for reducing dust |
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| CN105173450A true CN105173450A (en) | 2015-12-23 |
| CN105173450B CN105173450B (en) | 2017-08-11 |
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| CN201510511436.1A Active CN105173450B (en) | 2015-08-19 | 2015-08-19 | Cement storage pot top device for reducing dust |
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| CN204093815U (en) * | 2014-09-30 | 2015-01-14 | 西安科技大学 | Colliery dust collecting |
| CN204365068U (en) * | 2014-12-22 | 2015-06-03 | 重庆金铂实业（集团）有限公司 | The dust arrester of novel concrete packing shop |
| CN204872273U (en) * | 2015-08-19 | 2015-12-16 | 中交第一公路工程局有限公司 | Tank deck dust device is stored to cement |
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- 2015-08-19 CN CN201510511436.1A patent/CN105173450B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101314162A (en) * | 2007-05-29 | 2008-12-03 | 中国神华能源股份有限公司 | Method for treating flour dust on top of coal bunker |
| CN101927116A (en) * | 2009-06-22 | 2010-12-29 | 上海佳维特机械设备有限公司 | Liquid membrane dust suppression device |
| CN201586559U (en) * | 2009-11-24 | 2010-09-22 | 鞍钢集团矿业公司 | Breaker chamber upward dust removal equipment |
| CN102398745A (en) * | 2011-07-20 | 2012-04-04 | 洛阳至圣科技有限公司 | Powder material collecting cabin |
| CN202621532U (en) * | 2012-05-23 | 2012-12-26 | 安徽德禾建筑节能科技有限公司 | Cement bunker dust removal system |
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| CN203428293U (en) * | 2013-09-12 | 2014-02-12 | 长沙远大住宅工业有限公司 | Dust-free cement tank |
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| CN204093815U (en) * | 2014-09-30 | 2015-01-14 | 西安科技大学 | Colliery dust collecting |
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| CN204872273U (en) * | 2015-08-19 | 2015-12-16 | 中交第一公路工程局有限公司 | Tank deck dust device is stored to cement |
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| CN105173450B (en) | 2017-08-11 |
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