CN204380455U - A kind of buffing dust treatment system - Google Patents
A kind of buffing dust treatment system Download PDFInfo
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- CN204380455U CN204380455U CN201420870080.1U CN201420870080U CN204380455U CN 204380455 U CN204380455 U CN 204380455U CN 201420870080 U CN201420870080 U CN 201420870080U CN 204380455 U CN204380455 U CN 204380455U
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- treatment system
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- buffing
- dust treatment
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Abstract
The utility model proposes a kind of buffing dust treatment system, the wind collection connected successively by pipeline, centrifugal fan, water bath dust collector and after-treatment device; Described water bath dust collector comprises housing and sets gradually discharge pipe, spray thrower, air distribution plate, water inlet pipe, blast pipe and blow-off pipe on the housing from top to bottom, and described blast pipe is connected with described centrifugal fan; Described after-treatment device comprises the high-pressure pump, sedimentation basin, filter press and the detritus tank that connect successively, and described high-pressure pump is connected with described blow-off pipe, and described filter press is also connected with the water inlet of chrome liquor treating apparatus, and described chrome liquor treating apparatus is connected with water purifying tank.The utility model effectively can improve dust recovery rate, and recycles sewage and the mud accumulated in sewage in time.
Description
Technical field
The utility model relates to the dust processing technology field of leather processing, particularly a kind of buffing dust treatment system.
Background technology
In the process of manufacture of leather, buffing operation can produce a large amount of leather dirt, and its feature is dust granules volume little (diameter is between 0.5 ~ 5 μm), density is little (is about 700kg/m
3), therefore sinking speed is very slow.If do not add control, buffing dust is inevitable to wave everywhere, is full of in surrounding space, pollutes working environment, worsen working condition, cover on other equipment and also can hinder following process process.The composition of buffing dust is mainly cortex, is secondly moisture, simultaneously also containing a small amount of fat and trivalent chromium oxide.Cortex wherein and fat through reclaim after can be used for fuel or animal feed additive, and if trivalent chromium oxide is put aside in a large number in people or other animal bodies, the harm to body will be caused, so must reasonably reclaim buffing dust and process.
The method one of the more employing of current tannery utilizes the dry dust removal equipments such as disposal box, expansion chamber, bag hose and cyclone separator, and removing is removed from office dirt and purified air, but the processed easy spontaneous combustion of buffing dust, safety coefficient is not high.Another kind of conventional method is " wet type " process of cleaning, and this method, mainly by the relative motion of water and dusty gas, makes to produce inertial collision between liquid medium and grit, retains, spreads and the effect such as cohesion, to catch grit, realize the object of dedusting.This method can avoid the spontaneous combustion of buffing dust effectively, and improve safety coefficient, but dust removal efficiency is not high enough, and the mud in the sewage accumulated and sewage can not get timely process, and the recovery utilization rate of water and mud is low.
Utility model content
The utility model, for the deficiencies in the prior art, proposes a kind of buffing dust treatment system, and this buffing dust treatment system effectively can improve dust removing effects, and recycles the sewage accumulated and mud in time.
The technical solution of the utility model is achieved in that
A kind of buffing dust treatment system, being comprised: the wind collection connected successively by pipeline, centrifugal fan, water bath dust collector and after-treatment device;
Described water bath dust collector comprises housing and sets gradually discharge pipe, spray thrower, air distribution plate, water inlet pipe, blast pipe and blow-off pipe on the housing from top to bottom, and described blast pipe is connected with described centrifugal fan;
Described after-treatment device comprises the high-pressure pump, sedimentation basin, filter press and the detritus tank that connect successively, and described high-pressure pump is connected with described blow-off pipe, and described filter press is also connected with the water inlet of chrome liquor treating apparatus, and described chrome liquor treating apparatus is connected with water purifying tank.
As further technical scheme, described air distribution plate is evenly provided with wind-distributing pipe, described wind-distributing pipe is provided with air vent.
As further technical scheme, described housing is also provided with overflow pipe, described overflow pipe is positioned at the top of described air distribution plate, and described overflow pipe is connected with described sedimentation basin.
As further technical scheme, described blast pipe arranges on the housing and extends to described housing bottom, and its end is inverted funnel-form.
As further technical scheme, described sedimentation basin is provided with chemicals dosing plant.
As further technical scheme, described spray thrower is at least one.
As further technical scheme, described spray thrower is connected with the outlet of described water purifying tank.
As further technical scheme, described water inlet pipe is connected with the outlet of described water purifying tank.
Use principle of the present utility model is:
Dust laden air from buffing machine suspended hood is stored in wind collection, and introduced in water bath dust collector through blast pipe by centrifugal fan, the end of blast pipe is immersed in below the water surface in housing.Dust laden air contacts backlash with water and goes out the water surface, and part dust falls into the water, and another part dust rises with air.In the process risen, owing to being subject to the obstruction of air distribution plate, flow velocity reduces greatly, and be evenly distributed on above air distribution plate under the effect of wind-distributing pipe and air vent, after the water smoke sprayed with spray thrower fully contacts, dust is settled down, and pure air is after treatment discharged by discharge pipe.
The dust-laden sewage of water bath dust collector bottom then pumps in sedimentation basin by high-pressure pump, and chemicals dosing plant adds medicament in sedimentation basin, with impurity such as the protein in decontaminated water and fat.After Filter Press, filter cake enters detritus tank, and filtrate then enters chrome liquor treating apparatus, and to process the chromium in filtrate or to recycle, the Water circulation after process is in water bath dust collector.
The beneficial effects of the utility model are:
1, the utility model adopts the design of air distribution plate, the flow velocity of dust laden air is reduced and distributes more even, contacting more abundant, thus dust removing effects is improved greatly with water.
2, after-treatment device of the present utility model processes timely the sewage produced in water bath dust-removing process and mud and reclaims, and achieves making full use of of resource.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the utility model structural representation;
Fig. 2 is air distributor structure schematic diagram of the present utility model.
In figure: 1, wind collection; 2, centrifugal fan; 3, housing; 4, discharge pipe; 5, spray thrower; 6, air distribution plate; 601, wind-distributing pipe; 602, air vent; 7, water inlet pipe; 8, blast pipe; 9, blow-off pipe; 10, high-pressure pump; 11, sedimentation basin; 12, filter press; 13, detritus tank; 14, chrome liquor treating apparatus; 15, water purifying tank; 16, overflow pipe; 17, chemicals dosing plant.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Fig. 1 ~ Fig. 2, a kind of buffing dust treatment system that the utility model proposes, comprising: the wind collection 1 connected successively by pipeline, centrifugal fan 2, water bath dust collector and after-treatment device;
Water bath dust collector comprises housing 3 and is successively set on discharge pipe 4, spray thrower 5, air distribution plate 6, water inlet pipe 7, blast pipe 8 and the blow-off pipe 9 on housing 3 from top to bottom, blast pipe 8 is connected with centrifugal fan 2, blast pipe 8 to be arranged on housing 3 and to extend bottom housing 3, its end is inverted funnel-form, and is immersed in below the water surface bottom housing 3;
Dust laden air from buffing machine suspended hood is stored in wind collection 1 li, introduces in water bath dust collector by centrifugal fan 2 through blast pipe 8, and the end of blast pipe 8 is inverted funnel-form, is immersed in below the water surface bottom housing 3.From blast pipe 8 end dust laden air out because sectional area expands therefore flow velocity decreases, it contacts backlash with water and goes out the water surface, in the process risen, owing to being subject to the obstruction of air distribution plate 6, flow velocity reduces further, and is evenly distributed on the top of air distribution plate 6, after the water smoke sprayed with spray thrower 5 contacts, entrained buffing dust is settled down, and pure air is after treatment discharged by discharge pipe 4.
After-treatment device comprises the high-pressure pump 10, sedimentation basin 11, filter press 12 and the detritus tank 13 that connect successively, high-pressure pump 10 is connected with blow-off pipe 9, sedimentation basin 11 is provided with chemicals dosing plant 17, and filter press 12 is also connected with the water inlet of chrome liquor treating apparatus 14, and chrome liquor treating apparatus 14 is connected with water purifying tank 15.
The dust-laden sewage of water bath dust collector bottom pumps into sedimentation basin 11 from blow-off pipe 9 through high-pressure pump 10, and chemicals dosing plant 17 adds medicament in sedimentation basin 11, with impurity such as the protein in decontaminated water and fat.After filter press 12 filters, filter cake enters detritus tank 13, and filtrate then enters chrome liquor treating apparatus 14, and to process the chromium in filtrate or to recycle, and the filter cake in detritus tank 13 can be used as in the production of fuel or animal feed additive after drying.
As further technical scheme, air distribution plate 6 is evenly provided with multiple wind-distributing pipe 601, the top of wind-distributing pipe 601 is closed, and its sidewall is provided with several air vents 602.
Contact with water dust laden air that backlash goes out the water surface run into air distribution plate 6 after speed decline rapidly, from wind-distributing pipe 601 sidewall air vent 602 overflow dust laden air not only speed little and distribution more even, the water smoke sprayed with spray thrower 5 contacts more abundant, thus dust removing effects is improved greatly.
As further technical scheme, housing 3 is also provided with overflow pipe 16, overflow pipe 16 is connected with sedimentation basin 11, and overflow pipe 16 is arranged on the top of air distribution plate 6, is preferably a little more than air distribution plate 6, is discharged to enable the sewage retained by overflow pipe 16.After the water smoke that spray thrower 5 sprays contacts with dust laden air, drop on air distribution plate 6, wherein a part flows out the sewage be mixed into bottom housing 3 from air vent 602, and remainder is then entered in sedimentation basin 11 by overflow pipe 16.
As further technical scheme, spray thrower 5 is at least one.The spray area of spray thrower 5 is enough large, thus ensures the grit in the dust laden air of rising to settle down completely.
As further technical scheme, spray thrower 5 is connected with the outlet of water purifying tank 15.Part clean water after chrome liquor treating apparatus 14 processes is back to use in spray thrower 5.
As further technical scheme, water inlet pipe 7 is also connected with the outlet of water purifying tank 15.In water layer bottom the housing 3 that another part clean water after chrome liquor treating apparatus 14 processes is back to use water bath dust collector, thus realize recycling of water, reach water-saving object.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. a buffing dust treatment system, is characterized in that: comprise the wind collection (1), centrifugal fan (2), water bath dust collector and the after-treatment device that are connected successively by pipeline;
Described water bath dust collector comprises housing (3) and is successively set on discharge pipe (4), spray thrower (5), air distribution plate (6), water inlet pipe (7), blast pipe (8) and the blow-off pipe (9) on described housing (3) from top to bottom, and described blast pipe (8) is connected with described centrifugal fan (2);
Described after-treatment device comprises the high-pressure pump (10), sedimentation basin (11), filter press (12) and the detritus tank (13) that connect successively, described high-pressure pump (10) is connected with described blow-off pipe (9), described filter press (12) is also connected with the water inlet of chrome liquor treating apparatus (14), and described chrome liquor treating apparatus (14) is connected with water purifying tank (15).
2. a kind of buffing dust treatment system according to claim 1, it is characterized in that: described air distribution plate (6) is evenly provided with wind-distributing pipe (601), described wind-distributing pipe (601) is provided with air vent (602).
3. a kind of buffing dust treatment system according to claim 1 and 2, it is characterized in that: described housing (3) is also provided with overflow pipe (16), described overflow pipe (16) is positioned at the top of described air distribution plate (6), and described overflow pipe (16) is connected with described sedimentation basin (11).
4. a kind of buffing dust treatment system according to claim 1 and 2, it is characterized in that: described blast pipe (8) is arranged on described housing (3) and goes up and extend to described housing (3) bottom, and its end is inverted funnel-form.
5. a kind of buffing dust treatment system according to claim 1, is characterized in that: described sedimentation basin (11) is provided with chemicals dosing plant (17).
6. a kind of buffing dust treatment system according to claim 1, is characterized in that: described spray thrower (5) is at least one.
7. a kind of buffing dust treatment system according to claim 1, is characterized in that: described spray thrower (5) is connected with the outlet of described water purifying tank (15).
8. a kind of buffing dust treatment system according to claim 1, is characterized in that: described water inlet pipe (7) is connected with the outlet of described water purifying tank (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870080.1U CN204380455U (en) | 2014-12-31 | 2014-12-31 | A kind of buffing dust treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870080.1U CN204380455U (en) | 2014-12-31 | 2014-12-31 | A kind of buffing dust treatment system |
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| Publication Number | Publication Date |
|---|---|
| CN204380455U true CN204380455U (en) | 2015-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420870080.1U Expired - Fee Related CN204380455U (en) | 2014-12-31 | 2014-12-31 | A kind of buffing dust treatment system |
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| CN (1) | CN204380455U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105169850A (en) * | 2015-08-04 | 2015-12-23 | 周海旭 | Smoke dust purification method and device for realizing the same |
| CN107261715A (en) * | 2016-12-31 | 2017-10-20 | 天津市爱德恒业科技发展有限公司 | A kind of mill air cleaning facility |
| CN108654271A (en) * | 2017-03-29 | 2018-10-16 | 无锡深南电路有限公司 | PCB numerically controlled drill dust-precipitating systems |
| CN110585830A (en) * | 2019-10-10 | 2019-12-20 | 攀钢集团钒钛资源股份有限公司 | System for wet dust removal of tail gas of rotary kiln |
| CN114345048A (en) * | 2021-12-30 | 2022-04-15 | 金澳科技（湖北）化工有限公司 | Discharge system and method for treating FCC spent catalyst dust |
-
2014
- 2014-12-31 CN CN201420870080.1U patent/CN204380455U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105169850A (en) * | 2015-08-04 | 2015-12-23 | 周海旭 | Smoke dust purification method and device for realizing the same |
| CN107261715A (en) * | 2016-12-31 | 2017-10-20 | 天津市爱德恒业科技发展有限公司 | A kind of mill air cleaning facility |
| CN108654271A (en) * | 2017-03-29 | 2018-10-16 | 无锡深南电路有限公司 | PCB numerically controlled drill dust-precipitating systems |
| CN110585830A (en) * | 2019-10-10 | 2019-12-20 | 攀钢集团钒钛资源股份有限公司 | System for wet dust removal of tail gas of rotary kiln |
| CN114345048A (en) * | 2021-12-30 | 2022-04-15 | 金澳科技（湖北）化工有限公司 | Discharge system and method for treating FCC spent catalyst dust |
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| 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: 20150610 Termination date: 20181231 |