CN214809189U - Wet-type doublestage bag collector - Google Patents
Wet-type doublestage bag collector Download PDFInfo
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- CN214809189U CN214809189U CN202023346125.XU CN202023346125U CN214809189U CN 214809189 U CN214809189 U CN 214809189U CN 202023346125 U CN202023346125 U CN 202023346125U CN 214809189 U CN214809189 U CN 214809189U
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Abstract
The utility model relates to a dust collecting equipment technical field provides a wet-type doublestage bag collector, including the dust remover body, this internal wet-type doublestage bag collector that is equipped with of dust remover, wet-type doublestage bag collector includes first support frame, it imitates the wet-type sack of filter stage to be equipped with in on the first support frame, it is equipped with the median septum to imitate filter stage wet-type sack upper end in, be equipped with high-efficient filter stage wet-type sack above the median septum, this internal spraying system that still is equipped with of dust remover, spraying system is responsible for including supplying water, be equipped with spray line in being responsible for supplying water, evenly laid a plurality of nozzle on the spray line, well imitate filter stage wet-type sack and be the structure that the opening is up, high-efficient filter stage wet-type sack sets up for the opening is down. The utility model provides a wet-type doublestage bag collector purification efficiency is high, can filter moist waste gas to simple structure, area are little, and the investment is low, and operation safety, operation and easy maintenance.
Description
Technical Field
The utility model belongs to the technical field of dust collecting equipment, especially, relate to a wet-type doublestage bag collector.
Background
In the prior art, the bag type dust collector has high dust collection efficiency and simple structure and is generally used. The structure of the bag type dust collector is different from the structure of the bag type dust collector, and generally comprises a dust-containing chamber, a gas purifying chamber and a dust hopper, wherein a filter element is suspended in the dust-containing chamber, dust-containing gas enters the dust-containing chamber, is filtered by the filter element, enters the gas purifying chamber and is discharged, and dust particles fall into the dust hopper for collection. The dust particles filtered are adsorbed on the filter material, and the dust must be removed in time, and the dust removing mode is also various, for example, the mechanical vibration mode is adopted to vibrate the filter element for removing dust; if a back blowing mode is adopted for back blowing and ash removal; if compressed air is adopted to carry out pulse blowing ash removal; the dust removal modes all belong to dry dust removal, when dust-containing gas is wet and contains water, filter materials are easy to block and stick up the bag, dust cannot be removed continuously, the dust removal method is not suitable for dust removal of the dust-containing gas with high humidity and high temperature, and the removal rate of harmful gas is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: aiming at the defects in the prior art, the wet two-stage bag type dust collector has high purification efficiency, can filter wet waste gas and has simple structure and safe operation.
In order to solve the technical problem, the technical scheme of the utility model is that: a wet type two-stage bag type dust collector comprises a dust collector body, wherein a wet type two-stage bag type dust collection device is arranged in the dust collector body and comprises a first support frame, a plurality of middle-effect filtering section wet type cloth bags are uniformly distributed on the first support frame, a middle partition plate is fixedly arranged at the upper end of each middle-effect filtering section wet type cloth bag, through holes are formed in the positions, corresponding to the middle-effect filtering section wet type cloth bags, of the middle partition plate, high-efficiency filtering section wet type cloth bags are fixedly arranged on the upper surface of the middle partition plate, corresponding to the middle-effect filtering section wet type cloth bags, and a second support frame is fixedly arranged at the upper end of each high-efficiency filtering section wet type cloth bag;
a spraying system is further arranged in the dust remover body and comprises a water supply main pipe arranged above the second support frame, a plurality of spraying pipelines are arranged on the water supply main pipe, the spraying pipelines penetrate through the second support frame and the middle partition plate and extend downwards to the position above the first support frame, and the spraying pipelines are positioned inside the middle-effect filter section wet-type cloth bag and the high-efficiency filter section wet-type cloth bag;
and a plurality of nozzles are uniformly distributed on the spraying pipeline.
Preferably, the wet-type cloth bag of the middle-effect filtering section is of an upward opening structure, the wet-type cloth bag of the high-efficiency filtering section is of a downward opening structure, and framework bag cages are arranged in the wet-type cloth bag of the middle-effect filtering section and the wet-type cloth bag of the high-efficiency filtering section for supporting.
Preferably, the through holes are also formed in the first support frame corresponding to the gap position of the middle-effect filter section wet-type cloth bag, fixing baffles are annularly arranged on the inner side and the outer side of the bottom of the middle-effect filter section wet-type cloth bag, and the fixing baffles are fixedly connected with the first support frame.
Preferably, the through hole is also formed in the position, corresponding to the gap of the wet cloth bag of the high-efficiency filter section, of the second support frame.
Preferably, the lower part of the dust remover body is provided with a waste gas inlet pipeline, and the upper part of the dust remover body is provided with a flue.
Preferably, a dewatering device is arranged above the wet double-stage bag type dust collector.
Preferably, an air-equalizing plate is arranged below the wet two-stage bag-type dust collector.
Preferably, the bottom in the dust remover body is provided with a dust collecting groove, and the dust collecting groove is communicated with a sewage discharge pipeline.
Preferably, the dust remover body is provided with an access hole corresponding to the upper position of the water supply main pipe.
Preferably, a water tank is arranged on the first support frame, a water tank blow-off pipe is arranged below the water tank, and a valve is arranged on the water tank blow-off pipe.
Since the technical scheme is used, the beneficial effects of the utility model are that: the utility model provides a wet-type doublestage bag collector, wet-type doublestage bag collector it is when making dirty gas pass through the cloth filter bag, and particulate matter such as dirt keeps apart inside the cloth filter bag, and big dirt granule drops air chamber collection dirt part down, and small particulate matter adsorbs on cloth filter bag inner wall, accords with the environmental protection emission standard through cloth filter bag filterable gas and discharges the equipment in the external environment.
When the wet two-stage bag type dust collector is used, dust-containing gas enters the dust collector body through a waste gas pipeline, and due to the fact that the air-equalizing plate is arranged in the design, air flow is distributed uniformly in the whole dust collector body through proper diversion and natural flow direction, large particle dust in the dust-containing gas directly falls into a dust collecting groove in the bottom of the dust collector body after natural settling separation, and other dust enters a middle-effect filtering section wet-type cloth bag along with the air flow, and middle-dust particles are isolated and adsorbed on the outer surface of the cloth filter bag. The residual fine dust continuously rises through the interior of the cloth filter bag and enters the wet-type cloth bag of the high-efficiency filter section, and the gas penetrates through the cloth filter bag to isolate the residual fine dust particles on the inner wall of the cloth filter bag. The clean gas which is filtered by two stages and meets the environmental protection emission standard is discharged through a flue.
The wet-type sack of well effect filter stage and the wet-type sack of high-efficient filter stage adopt high pressure to spray the water spray and make a bag deashing, regularly open the water pump after, the rivers are responsible for through supplying water and then disperse to each spray line, evenly spray through the nozzle on the cloth filter bag with adsorb on the sack in the outer wall particulate matter such as dirt mix the water and wash down, drop to dust remover body bottom dust collecting tank and pass through sewage pipes flow direction effluent water sump.
The top of the dust remover body is provided with a dewatering device which can isolate the moisture contained in the gas and has a demisting function.
The utility model provides a wet-type doublestage bag collector purification efficiency is high, can filter moist waste gas to simple structure, area are little, and the investment is low, and operation safety, operation and easy maintenance.
Drawings
Fig. 1 is a schematic structural diagram of a wet two-stage bag filter provided by the present invention;
fig. 2 is a schematic view of a partial structure of a wet two-stage bag-type dust collector provided by the present invention;
in the figure: 1-a dust collector body, 2-a middle-effect filtering section wet cloth bag, 3-a high-effect filtering section wet cloth bag, 4-a first support frame, 5-a second support frame, 6-an air equalizing plate, 7-an exhaust gas inlet pipeline, 8-a dewatering device, 9-a water supply main pipe, 10-a spraying pipeline, 11-a nozzle, 12-a water pump, 13-a dust collecting tank, 14-a sewage tank, 15-a wet two-stage bag type dust collector, 16-an access hole, 17-a middle partition plate, 18-a water tank, 19-a water tank drain pipe and 20-a valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Fig. 1 shows a schematic structural diagram of a wet two-stage bag collector provided by the present invention, and for convenience of description, only the structural parts related to the present invention are provided in the diagram.
The following dehydration device 8 is a wet dust collector dehydration device; the cloth bag is made of ceramic fiber, has good high temperature resistance, acid and alkali resistance and hydrolysis resistance, can filter damp smoke, and can be widely applied to industries such as electric coal-fired boilers, metal smelting, chemical engineering and the like; all the arrows in fig. 1 above indicate the direction of travel of the exhaust gas.
As shown in fig. 1 and 2, the wet type two-stage bag filter includes a filter body 1, a wet type two-stage bag type dust collector 15 is arranged in the filter body 1, the wet type two-stage bag type dust collector 15 includes a first support frame 4, a plurality of middle effect filter section wet type cloth bags 2 are uniformly distributed on the first support frame 4, a middle partition plate 17 is fixedly arranged at the upper end of the middle effect filter section wet type cloth bag 2, a through hole is arranged at the position of the middle partition plate 17 corresponding to the middle effect filter section wet type cloth bag 2, a high efficiency filter section wet type cloth bag 3 is fixedly arranged at the position of the middle effect filter section wet type cloth bag 2 on the middle partition plate 17, and a second support frame 5 is fixedly arranged at the upper end of the high efficiency filter section wet type cloth bag 3;
a spraying system is also arranged in the dust collector body 1, the spraying system comprises a water supply main pipe 9 arranged above the second support frame 5, a plurality of spraying pipelines 10 are arranged on the water supply main pipe 9, the spraying pipelines 10 penetrate through the second support frame 5 and the middle partition plate 17 and extend downwards to the upper part of the first support frame 4, and the spraying pipelines 10 are positioned inside the middle-effect filter section wet-type cloth bag 2 and the high-effect filter section wet-type cloth bag 3;
evenly laid a plurality of nozzle 11 on spray pipe 10, well effect filter section wet-type sack 2 and high efficiency filter section wet-type sack 3 adopt high pressure spray water spray to beat the bag deashing, regularly open water pump 12 after, rivers are responsible for 9 through the water supply and then disperse to each spray pipe 10, through nozzle 11 evenly spray on cloth filter bag with adsorb on the sack in the outer wall particulate matter mixture water wash down, drop to dust remover body 1 bottom dust collecting tank 13 through sewage pipes flow direction effluent water sump 14.
The middle-effect filter section wet-type cloth bag 2 is of an upward opening structure, the high-efficiency filter section wet-type cloth bag 3 is of a downward opening structure, and framework bag cage supports are arranged in the middle-effect filter section wet-type cloth bag 2 and the high-efficiency filter section wet-type cloth bag 3, so that the filter bags are prevented from inclining and deforming.
The first support frame 4 is also provided with through holes corresponding to the gap positions of the middle-effect filter section wet-type cloth bags 2, the inner side and the outer side of the bottom of the middle-effect filter section wet-type cloth bags 2 are respectively provided with a fixed baffle in an annular mode, and the fixed baffles are fixedly connected with the first support frame 4, so that the stability of the middle-effect filter section wet-type cloth bags 2 can be guaranteed.
The first support frame 4 is provided with a water tank 18, a water tank sewage discharge pipe 19 is arranged below the water tank 18, and a valve 20 is arranged on the water tank sewage discharge pipe 19.
The second support frame 5 is also provided with a through hole corresponding to the gap position of the high-efficiency filter section wet cloth bag 3, so that the waste gas after dust removal can be conveniently discharged.
The lower part of the dust remover body 1 is provided with a waste gas inlet pipeline 7, and the upper part of the dust remover body 1 is provided with a flue for facilitating the entry of waste gas.
The dewatering device 8 is arranged above the wet double-stage bag type dust removal device 15, can isolate moisture contained in gas and has a demisting function.
An air-equalizing plate 6 is arranged below the wet two-stage bag-type dust collector 15, air flow is distributed in a proper flow guide and natural flow direction, so that the air in the whole dust collector body 1 is uniformly distributed, and larger particle dust in dust-containing gas directly falls into a dust collecting groove 13 at the bottom of the dust collector body 1 after natural sedimentation and separation.
The bottom of the dust collector body 1 is provided with a dust collecting groove 13, and the dust collecting groove 13 is communicated with a sewage discharge pipeline.
The dust remover body 1 is provided with an access hole 16 corresponding to the upper position of the water supply main pipe 9, and the access hole 16 is of a circular periphery with a sealing ring structure, so that the maintenance operation is convenient.
The utility model provides a wet-type doublestage bag collector, wet-type doublestage bag collector 15 it is when making dirty gas pass through the cloth filter bag, and particulate matter such as dirt is kept apart inside the cloth filter bag, and big dirt granule drops air chamber collection dirt part down, and small particulate matter adsorbs on cloth filter bag inner wall, accords with the environmental protection emission standard through cloth filter bag filterable gas and discharges the equipment in the external environment.
When the wet two-stage bag type dust collector 15 is used, dust-containing gas enters the dust collector body 1 through a waste gas pipeline, due to the fact that the air-equalizing plate 6 is arranged in the design, air flow is distributed in a proper flow guiding and natural flow direction, the air distribution in the whole dust collector body 1 is even, large particle dust in the dust-containing gas directly falls into the dust collecting groove 13 at the bottom of the dust collector body 1 after natural settling separation, other dust enters the middle-effect filtering section wet cloth bag 2 along with the air flow, middle-dust particles are isolated and adsorbed on the outer surface of the cloth filter bag. The residual fine dust continuously rises through the interior of the cloth filter bag and enters the wet-type cloth bag 3 of the high-efficiency filter section, and the gas penetrates through the cloth filter bag to isolate the residual fine dust particles on the inner wall of the cloth filter bag. The clean gas which is filtered by two stages and meets the environmental protection emission standard is discharged through a flue.
The utility model provides a wet-type doublestage bag collector purification efficiency is high, can filter moist waste gas to simple structure, area are little, and the investment is low, and operation safety, operation and easy maintenance.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A wet-type two-stage bag type dust collector comprises a dust collector body and is characterized in that a wet-type two-stage bag type dust collector is arranged in the dust collector body and comprises a first support frame, a plurality of middle-effect filtering section wet type cloth bags are uniformly distributed on the first support frame, a middle partition plate is fixedly arranged at the upper end of each middle-effect filtering section wet type cloth bag, through holes are formed in the positions, corresponding to the middle-effect filtering section wet type cloth bags, of the middle partition plate, high-efficiency filtering section wet type cloth bags are fixedly arranged on the upper surface of the middle partition plate, corresponding to the middle-effect filtering section wet type cloth bags, and a second support frame is fixedly arranged at the upper end of each high-efficiency filtering section wet type cloth bag;
a spraying system is further arranged in the dust remover body and comprises a water supply main pipe arranged above the second support frame, a plurality of spraying pipelines are arranged on the water supply main pipe, the spraying pipelines penetrate through the second support frame and the middle partition plate and extend downwards to the position above the first support frame, and the spraying pipelines are positioned inside the middle-effect filter section wet-type cloth bag and the high-efficiency filter section wet-type cloth bag;
and a plurality of nozzles are uniformly distributed on the spraying pipeline.
2. The wet type dual-stage bag filter according to claim 1, wherein the wet type cloth bag of the middle-effect filtering section has an upward opening structure, the wet type cloth bag of the high-efficiency filtering section has a downward opening structure, and the wet type cloth bags of the middle-effect filtering section and the high-efficiency filtering section are both provided with framework bag cage supports.
3. The wet type dual-stage bag collector of claim 2, wherein said first supporting frame is provided with said through holes corresponding to the gaps of said middle-effect filtering section wet type bag, and the inner and outer sides of the bottom of said middle-effect filtering section wet type bag are provided with fixing baffles, and said fixing baffles are fixedly connected with said first supporting frame.
4. The dual-stage wet bag filter according to claim 3, wherein said through holes are formed in said second support frame at positions corresponding to gaps between said high efficiency filter stage wet bags.
5. The dual-stage wet bag collector as claimed in claim 4, wherein the lower part of the collector body is provided with an exhaust gas inlet pipe, and the upper part of the collector body is provided with a flue.
6. The dual-stage wet bag collector as claimed in claim 5, wherein a dewatering device is disposed above the dual-stage wet bag collector.
7. The dual-stage wet bag collector as claimed in claim 6, wherein an air-equalizing plate is arranged below the dual-stage wet bag collector.
8. The dual-stage wet bag collector as claimed in claim 7, wherein a dust collecting groove is formed at the bottom of the collector body and is communicated with the sewage pipe.
9. The dual-stage wet bag collector as claimed in claim 8, wherein the main collector body has an access opening at a position corresponding to the upper part of the main water supply pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023346125.XU CN214809189U (en) | 2020-12-31 | 2020-12-31 | Wet-type doublestage bag collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023346125.XU CN214809189U (en) | 2020-12-31 | 2020-12-31 | Wet-type doublestage bag collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214809189U true CN214809189U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023346125.XU Active CN214809189U (en) | 2020-12-31 | 2020-12-31 | Wet-type doublestage bag collector |
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|---|---|
| CN (1) | CN214809189U (en) |
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2020
- 2020-12-31 CN CN202023346125.XU patent/CN214809189U/en active Active
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