CN219002337U - Pulse dust collector - Google Patents
Pulse dust collector Download PDFInfo
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- CN219002337U CN219002337U CN202223509468.2U CN202223509468U CN219002337U CN 219002337 U CN219002337 U CN 219002337U CN 202223509468 U CN202223509468 U CN 202223509468U CN 219002337 U CN219002337 U CN 219002337U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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Abstract
The utility model relates to the technical field of pulse dust collectors, in particular to a pulse dust collector which comprises a gas source station, a gas storage tank, a bag-type dust collector body, a first gas bag and a second gas bag, wherein the outer side of the lower part of the bag-type dust collector body is provided with an air inlet hole communicated with the inside and the outside, the outer side of the upper part of the bag-type dust collector body is provided with an air outlet hole communicated with the inside and the outside, and the lower part of the bag-type dust collector body is provided with a conical ash hopper with a large upper part and a small lower part. The utility model has reasonable and compact structure and convenient maintenance, when the electromagnetic pulse valve fails, the lifting cylinder can still work normally, the inlet pressure and the outlet pressure of the dust collector are not influenced, the normal pressure of a production system is ensured, the normal operation of production is prevented from being influenced, the unplanned downtime is reduced, the production stability is improved, the first air bag and the second air bag are arranged, the inspection treatment can be carried out after the shutdown according to the production sequence during the barrier maintenance, the pollution of dust on site to the environment is inspected, and the utility model has the characteristics of safety, labor saving, simplicity and high efficiency.
Description
Technical Field
The utility model relates to the technical field of pulse dust collectors, in particular to a pulse dust collector.
Background
The ash cleaning process of the pulse dust collector is to command a bag type lift valve to close, cut off the filtering air flow of the chamber to make the chamber in a state without air flow, then open the pulse valve to clean the ash by pulse, the dust attached to the outer surface of the filter bag is blown down, after the dust fully falls into an ash bucket, the lift valve is opened, the chamber is in a filtering state again, and then clean the next chamber, so the ash is cleaned circularly from chamber to chamber, and the cycle is repeated. The ash removing mode not only removes ash thoroughly, but also avoids secondary dust generated after blowing, and has good ash removing effect. But has the following problems: in the long-time running process of the pulse bag type dust collector, the phenomena of spare parts loss, electrical element aging, electrical faults and the like occur due to the existence of moisture and decayed impurities in the pipeline in the compressed air. In the production process, pulse valve faults occur frequently, so that the pulse valve is in a normally open state, compressed air entering the air storage tank is continuously inflated, the pressure is too low, the pressure of an air supply pipeline of a lifting valve is reduced, after all cylinders are pressureless, the cylinders are closed, the inlet pressure of a dust collector system is reduced, the outlet pressure is continuously increased, and the pressure of the production system is insufficient and is forced to stop.
Disclosure of Invention
The utility model provides a pulse dust collector, which overcomes the defects of the prior art, and can effectively solve the problems that when an electromagnetic pulse valve fails in the production process of the existing pulse dust collector, compressed air entering an air storage tank is continuously inflated, the pressure is too low, the pressure of a lift valve air supply pipeline is reduced, and the pressure of a production system is insufficient and forced to stop.
The technical scheme of the utility model is realized by the following measures: a pulse dust collector comprises a gas source station, a gas storage tank, a bag-type dust collector body, a first gas bag and a second gas bag, wherein the outer side of the lower part of the bag-type dust collector body is provided with an air inlet hole which is communicated with the inside and the outside, the outer side of the upper part of the bag-type dust collector body is provided with an air outlet hole which is communicated with the outside, the lower part of the bag-type dust collector body is provided with a conical ash hopper which is big in top and small in bottom, the lower end of the ash hopper is provided with an ash outlet hole which is communicated with the inside and the outside, the lower side of the ash hopper corresponding to the ash outlet hole is provided with an ash discharge valve, a plurality of dust collection chambers are arranged in the bag-type dust collector body at intervals and correspond to the positions between the air inlet hole and the air outlet hole, a plurality of dust collection bags are arranged in the bag-type dust collector body at intervals, blowing pipes which are arranged above the dust collection bags are arranged in the dust collection chambers are respectively, the end parts of the blowing pipes are respectively sealed and pass through the outer side of the bag-type dust collector body and are fixedly communicated with a first gas bag which is fixedly arranged on the outer side of the upper part of the bag-type dust collector body, an electromagnetic pulse valve is arranged on each jetting pipe corresponding to the outer side of the bag-type dust collector body, a dust collection channel communicated with an air outlet is arranged on the upper part of each dust collection chamber, a valve plate is arranged in each dust collection channel, lifting cylinders corresponding to the valve plates one by one are fixedly arranged on the upper side of the bag-type dust collector body, piston rods of the lifting cylinders are fixedly arranged together with the corresponding valve plates after penetrating through the upper side of the bag-type dust collector body in a sealing manner, a first pipeline is fixedly communicated between an air inlet of each lifting cylinder and a second air bag fixedly arranged on the outer side of the upper part of the bag-type dust collector body, a lifting valve is arranged on each first pipeline, a second pipeline is fixedly communicated between an air inlet of the first air bag and an air outlet of an air storage tank, a third pipeline is fixedly communicated between an air inlet of the air storage tank and an air outlet of an air source station, a fourth pipeline is fixedly communicated between the third pipeline and the air inlet of the second air bag.
The following are further optimizations and/or improvements to the above-described inventive solution:
the air storage tank can be provided with a pressure gauge, a first safety valve and a blow-down valve at intervals.
The third pipeline corresponding to the position between the fourth pipeline and the air source station can be provided with a first valve, and the fourth pipeline is provided with a second valve.
The first pressure reducing valve may be arranged on the third pipeline corresponding to the position between the fourth pipeline and the air storage tank, and the second pressure reducing valve may be arranged on the fourth pipeline corresponding to the position between the second valve and the second air bag.
The second air bag can be provided with a second safety valve.
The utility model has reasonable and compact structure and convenient maintenance, when the electromagnetic pulse valve fails, the lifting cylinder can still work normally, the inlet pressure and the outlet pressure of the dust collector are not influenced, the normal pressure of a production system is ensured, the normal operation of production is prevented from being influenced, the unplanned downtime is reduced, the production stability is improved, the first air bag and the second air bag are arranged, the inspection treatment can be carried out after the shutdown according to the production sequence during the barrier maintenance, the pollution of dust on site to the environment is inspected, and the utility model has the characteristics of safety, labor saving, simplicity and high efficiency.
Drawings
FIG. 1 is a schematic diagram of a cross-sectional front view of a preferred embodiment of the present utility model in normal operation.
Fig. 2 is a schematic diagram of a schematic cross-sectional front view of the ash removal process according to the preferred embodiment of the utility model.
The labels in the drawings are respectively: 1 is an air source station, 2 is an air storage tank, 3 is a bag-type dust collector body, 4 is a first air bag, 5 is a second air bag, 6 is an air inlet, 7 is an air outlet, 8 is an ash bucket, 9 is an ash discharge valve, 10 is a dust chamber, 11 is a dust collection bag, 12 is an injection pipe, 13 is an electromagnetic pulse valve, 14 is a dust collection channel, 15 is a valve plate, 16 is a lifting cylinder, 17 is a first pipeline, 18 is a second pipeline, 19 is a third pipeline, 20 is a fourth pipeline, 21 is a pressure gauge, 22 is a first safety valve, 23 is a blow-down valve, 24 is a first valve, 25 is a second valve, 26 is a first pressure reducing valve, 27 is a second pressure reducing valve, 28 is a second safety valve, and 29 is a lifting valve.
Detailed Description
The present utility model is not limited by the following examples, and specific embodiments can be determined according to the technical scheme and practical situations of the present utility model.
In the present utility model, for convenience of description, the description of the relative positional relationship of each component is described according to the layout manner of fig. 1 of the specification, for example: the positional relationship of the front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The utility model is further described below with reference to examples and figures:
as shown in figures 1 and 2, the pulse dust collector comprises a gas source station 1, a gas storage tank 2, a bag-type dust collector body 3, a first gas bag 4 and a second gas bag 5, wherein the outer side of the lower part of the bag-type dust collector body 3 is provided with an air inlet 6 communicated with the inside and the outside, the outer side of the upper part of the bag-type dust collector body 3 is provided with an air outlet 7 communicated with the inside and the outside, the lower part of the bag-type dust collector body 3 is provided with a conical ash bucket 8 with a large upper part and a small lower part, the lower end of the ash bucket 8 is provided with an ash outlet communicated with the inside and the outside, the lower side of the ash bucket 8 corresponding to the ash outlet is provided with an ash discharge valve 9, a plurality of dust collection chambers 10 are arranged in the bag-type dust collector body 3 corresponding to the positions between the air inlet 6 and the air outlet 7 at intervals, the lower part of each dust collection chamber 10 is communicated with the air inlet 6, a plurality of dust collection bags 11 are arranged in each dust collection chamber 10 at intervals, a spray pipe 12 positioned above the dust collection bags 11 is arranged in each dust collection chamber 10, the end part of each blowing pipe 12 is fixedly communicated with a first air bag 4 fixedly arranged outside the upper part of the cloth bag dust collector body 3 after penetrating through the outer side of the cloth bag dust collector body 3 in a sealing way, an electromagnetic pulse valve 13 is arranged on each blowing pipe 12 corresponding to the outer side of the cloth bag dust collector body 3, a dust collection channel 14 communicated with an air outlet 7 is arranged on the upper part of each dust collection chamber 10, a valve plate 15 is arranged in each dust collection channel 14, lifting air cylinders 16 which are in one-to-one correspondence with the valve plates 15 are fixedly arranged on the upper side of the cloth bag dust collector body 3, piston rods of the lifting air cylinders 16 are fixedly arranged with the corresponding valve plates 15 after penetrating through the upper side of the cloth bag dust collector body 3 in a sealing way, a first pipeline 17 is fixedly communicated between an air inlet of each lifting air cylinder 16 and a second air bag 5 fixedly arranged outside the upper part of the cloth bag dust collector body 3, a lifting valve 29 is arranged on each first pipeline 17, a second pipeline 18 is fixedly communicated between the air inlet of the first air bag 4 and the air outlet of the air storage tank 2, a third pipeline 19 is fixedly communicated between the air inlet of the air storage tank 2 and the air outlet of the air source station 1, and a fourth pipeline 20 is fixedly communicated between the third pipeline 19 and the air inlet of the second air bag 5.
When the bag-type dust collector body 11 works normally, the lifting valve 29 is opened to retract a piston rod of the lifting cylinder 16, the valve plate 15 is driven to move upwards, the dust collection channel 14 is communicated with the air outlet, dust-containing flue gas enters the dust collection chamber 10 through the air inlet 6, impurities are attached to the outer wall of the dust collection bag 11 after passing through the dust collection bag 11, clean flue gas is discharged after passing through the inner side of the dust collection bag 11, the dust collection channel 14 and the air outlet 7, when the bag-type dust collector body 11 cleans dust, the lifting valve 29 is closed to enable the piston rod of the lifting cylinder 16 to extend, the valve plate 15 is driven to move downwards to disconnect the dust collection channel 14 and the air outlet 7, the electromagnetic pulse valve 13 is controlled to work, the air in the blowing pipe 12 flows outwards from the inner side of the dust collection bag 11, and then the impurities attached to the outer side of the dust collection bag 11 can be blown into the ash bucket 8, and finally discharged through the ash discharge valve 9. In the use, through such setting, when electromagnetic pulse valve 13 breaks down, promote cylinder 16 still can normally work, can not influence dust collector inlet pressure, export pressure, guarantee production system pressure normal, prevent to influence the normal operating of production, reduce unplanned downtime, promote production stability, through setting up first air pocket 4 and second air pocket 5, electromagnetic pulse valve 13 breaks down after, first pipeline 17 internal pressure is normal, promote cylinder 16 can normally work, the negative pressure of production system has been guaranteed, can also maintain other electromagnetic pulse valve 13 normal work that do not break down, can be according to the inspection processing after the production order shut down during the fault maintenance, the pollution of inspection scene dust to the environment. The utility model has reasonable and compact structure, convenient maintenance and has the characteristics of safety, labor saving, simplicity, convenience and high efficiency.
The pulse dust collector can be further optimized or/and improved according to actual needs:
as shown in fig. 1 and 2, the air storage tank 2 is provided with a pressure gauge 21, a first safety valve 22 and a blow-off valve 23 at intervals. In the use process, through the arrangement, the air quality in the first air bag 4 can be improved, and the failure rate of the electromagnetic pulse valve 13 is reduced.
As shown in fig. 1 and 2, a first valve 24 is provided on the third pipeline 19 corresponding to a position between the fourth pipeline 20 and the gas source station 1, and a second valve 25 is provided on the fourth pipeline 20. In use, by such an arrangement, maintenance of the solenoid valve 13 and lift cylinder 16 is facilitated after closing either the first valve 24 or the second valve 25.
As shown in fig. 1 and 2, a first pressure reducing valve 26 is arranged on the third pipeline 19 corresponding to the position between the fourth pipeline 20 and the air storage tank 2, and a second pressure reducing valve 27 is arranged on the fourth pipeline 20 corresponding to the position between the second valve 25 and the second air bag 5. In the use process, through the arrangement, the pressure of the gas in the first gas bag 4 and the second gas bag 5 can be regulated, and when the pressure is more than 0.4MPa, the pressure in the first gas bag 4 and the second gas bag 5 is prevented from being too high, so that the lifting cylinder 16 and the electromagnetic pulse valve 13 are prevented from being failed, and the failure rate is reduced.
As shown in fig. 1 and 2, the second air bag 5 is provided with a second safety valve 28. In the use process, the jump pressure of the second safety valve 28 is 0.8MPa, and when the jump pressure of the second safety valve 28 is greater than the working pressure of a protected system, the second safety valve 28 does not act; when the pressure in the system rises and exceeds the trip pressure of the second relief valve 28, the second relief valve 28 acts at this time, reducing the pressure in the pipeline, protecting the lift cylinder 16 from operation.
The technical characteristics form the optimal embodiment of the utility model, have stronger adaptability and optimal implementation effect, and can increase or decrease unnecessary technical characteristics according to actual needs so as to meet the requirements of different situations.
Claims (6)
1. A pulse dust collector is characterized by comprising an air source station, an air storage tank, a bag-type dust collector body, a first air bag and a second air bag, wherein an air inlet hole communicated with the inside and the outside is arranged on the outer side of the lower part of the bag-type dust collector body, an air outlet hole communicated with the outside is arranged on the outer side of the upper part of the bag-type dust collector body, a conical ash hopper with a large upper part and a small lower part is arranged on the lower part of the bag-type dust collector body, an ash outlet communicated with the inside and the outside is arranged at the lower end of the ash hopper, an ash discharge valve is arranged on the lower side of the ash hopper corresponding to the ash outlet hole, a plurality of dust collection chambers are arranged in the bag-type dust collector body at intervals between the corresponding air inlet hole and the air outlet hole, a plurality of dust collection bags are arranged in the bag-type dust collector body at intervals, blowing pipes positioned above the dust collection chambers are arranged in the dust collection chambers at intervals, the end parts of the dust collection chambers are all communicated with the air inlet holes in a sealing mode, the first air bags fixedly arranged on the outer side of the bag-type dust collector body are fixedly communicated with the outer side of the bag-type dust collector body, electromagnetic pulse valves are arranged on the blowing pipes corresponding to the outer side of the bag-type dust collector body, an air inlet valve is arranged on the air inlet pipe fixedly communicated with the lifting pipe fixedly arranged on the outer side of the lifting pipe, the lifting pipe is fixedly arranged on the air inlet pipe fixedly arranged on the outer side of the lifting pipe, and is fixedly communicated with the air inlet pipe, and is fixedly connected with the air inlet pipe, and arranged on the air inlet pipe, and the upper side, and the dust collector is arranged at the upper side, and is arranged at the inside. A third pipeline is fixedly communicated between the air inlet of the air storage tank and the air outlet of the air source station, and a fourth pipeline is fixedly communicated between the third pipeline and the air inlet of the second air bag.
2. The pulse dust collector as set forth in claim 1, wherein the air container is provided with a pressure gauge, a first safety valve and a blow-down valve at intervals.
3. The pulse dust collector apparatus according to claim 1 or 2, wherein a first valve is provided in a third line corresponding to a position between the fourth line and the air source station, and a second valve is provided in the fourth line.
4. The pulse dust collector apparatus according to claim 3 wherein a first pressure reducing valve is provided on a third line corresponding to a position between the fourth line and the air tank, and a second pressure reducing valve is provided on the fourth line corresponding to a position between the second valve and the second air bag.
5. The pulse dust collector apparatus according to claim 1, 2 or 4, wherein the second air bag is provided with a second safety valve.
6. A pulse dust collector apparatus according to claim 3 wherein the second air bag is provided with a second safety valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223509468.2U CN219002337U (en) | 2022-12-28 | 2022-12-28 | Pulse dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223509468.2U CN219002337U (en) | 2022-12-28 | 2022-12-28 | Pulse dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219002337U true CN219002337U (en) | 2023-05-12 |
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ID=86232428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223509468.2U Active CN219002337U (en) | 2022-12-28 | 2022-12-28 | Pulse dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219002337U (en) |
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2022
- 2022-12-28 CN CN202223509468.2U patent/CN219002337U/en active Active
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