CN220609527U - Unpowered intrinsically safe dust collector - Google Patents
Unpowered intrinsically safe dust collector Download PDFInfo
- Publication number
- CN220609527U CN220609527U CN202322175653.0U CN202322175653U CN220609527U CN 220609527 U CN220609527 U CN 220609527U CN 202322175653 U CN202322175653 U CN 202322175653U CN 220609527 U CN220609527 U CN 220609527U
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- China
- Prior art keywords
- cylinder body
- outer cylinder
- dust
- unpowered
- dust collector
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- 239000000428 dust Substances 0.000 title claims abstract description 84
- 230000000712 assembly Effects 0.000 claims abstract description 12
- 238000000429 assembly Methods 0.000 claims abstract description 12
- 239000002360 explosive Substances 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 239000003245 coal Substances 0.000 description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The unpowered intrinsically safe dust removal device comprises a supporting leg and a dust removal cylinder body, wherein the supporting leg is arranged below the dust removal cylinder body; the dust removing cylinder body consists of an outer cylinder body, an inner cylinder body, a side plate and a cover plate, wherein the outer cylinder body and the inner cylinder body are fixedly connected to the side plate, the outer cylinder body and the inner cylinder body are concentric, the cover plate is detachably and fixedly connected to the outer cylinder body, and the outer cylinder body, the inner cylinder body, the side plate and the cover plate form a dust removing cavity; an air inlet and an air return opening which are communicated with the dust removing cavity are formed in the left side of the outer cylinder; a plurality of filter screen assemblies are arranged in the dust removing cavity. The dust collector does not need an external power source, adopts an intrinsic safety type design, can safely and reliably run in dangerous environments such as inflammable and explosive environments, and the space utilization rate is greatly improved by arranging the dust collector into a cylinder shape and arranging the filter assembly in the annular array in the cylinder, meanwhile, the dust collector is uniform in appearance length, width and height directions, and a particularly large installation space is not required in a certain direction.
Description
Technical Field
The utility model relates to the technical field of dust removal, in particular to an unpowered intrinsic safety type dust removal device.
Background
The unpowered intrinsically safe dust collector is a device specially used for dust collection operation in dangerous environments. The device is characterized in that an external power source is not needed, and the device can safely and reliably operate in dangerous environments such as inflammable and explosive environments by adopting an intrinsic safety type design.
When the thermal power plant is feeding coal into the coal bin, as the coal is poured, the crushed coal is contained in the thermal power plant, and the crushed coal is easy to produce smoke dust in the pouring process, a large amount of coal is poured simultaneously, a large amount of negative pressure air flow is produced, and the space is closed, so that the dust is continuously sprayed out from the blanking port of the coal bin, and secondary pollution to the environment is caused.
At present, a water bath dust remover is mainly used in a power plant, the structure is complex, the price is high, a large space is needed to be arranged, and the wastewater treated by the water bath dust remover needs to be treated, so that the purification cost is further improved, and therefore, the unpowered intrinsically safe dust remover with small occupied space is needed.
Disclosure of Invention
In order to solve the problems, the utility model provides the unpowered intrinsically safe dust collector which does not need an external power source, adopts an intrinsically safe design, can safely and reliably operate in dangerous environments such as inflammable and explosive environments, and the like, and greatly improves the space utilization rate by arranging the dust collector into a cylinder shape and arranging the filter assemblies in an annular array in the cylinder, meanwhile, the dust collector is uniform in appearance length, width and height directions, and does not need a particularly large installation space in one direction.
The technical scheme of the utility model is as follows:
the unpowered intrinsically safe dust removal device comprises a supporting leg and a dust removal cylinder body, wherein the supporting leg is arranged below the dust removal cylinder body; the dust removing cylinder body consists of an outer cylinder body, an inner cylinder body, a side plate and a cover plate, wherein the outer cylinder body and the inner cylinder body are fixedly connected to the side plate, the outer cylinder body and the inner cylinder body are concentric, the cover plate is detachably and fixedly connected to the outer cylinder body, and the outer cylinder body, the inner cylinder body, the side plate and the cover plate form a dust removing cavity; an air inlet and an air return opening which are communicated with the dust removing cavity are formed in the left side of the outer cylinder; a plurality of filter screen assemblies are arranged in the dust removing cavity.
Further, the cover plate is fixed on the outer cylinder body through screws.
Further, the filter screen assembly is drawably installed in the dust removing cavity.
Further, the filter screen assembly comprises a frame, the center of the frame is hollow, and a filter screen is fixedly arranged in the center of the frame.
Further, a handle is provided on the outer side of the frame.
Further, a transverse diaphragm is arranged on the left side of the dust removing cavity, and two sides of the diaphragm are fixedly connected with the outer cylinder body and the inner cylinder body respectively.
Further, the air inlet and the air return opening are respectively arranged above and below the diaphragm plate.
Further, the filter screen assemblies are arranged in an annular array with the centers of the outer cylinder body and the inner cylinder body as centers, and no filter screen assemblies are arranged between the air inlet and the air return opening.
Further, a guide baffle is arranged in the dust removing cavity, and the frame can be pulled in and out of the dust removing cavity along the guide baffle.
Further, a groove is provided on the inner side of the side plate to be fitted with the frame, and an end of the frame is insertable into the groove.
The utility model has the beneficial effects that:
1. the unpowered intrinsically safe dust collector disclosed by the utility model does not need an external power source, is designed by sampling the intrinsically safe type, and can safely and reliably operate in dangerous environments such as inflammable and explosive environments.
2. According to the unpowered intrinsically safe dust removal device disclosed by the utility model, the dust removal device is arranged in a cylinder shape, the filter assemblies are arranged in the inner ring array of the cylinder, so that the space utilization rate is greatly improved, meanwhile, the dust removal device is uniform in the length, width and height directions, and a particularly large installation space is not required in one direction.
Drawings
The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model.
In the drawings:
FIG. 1 is a schematic diagram of a power-free intrinsic safety type dust removing device according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
the components represented by the reference numerals in the figures are:
the utility model comprises the following steps: 1. the support leg, 2, the outer cylinder, 3, the inner cylinder, 4, the filter screen assembly, 4a, the frame, 4b, the filter screen, 4c, the handle, 5 and the side plate, 5a, grooves, 6, cover plates, 7, transverse partition plates, 8, air inlets, 9, return air inlets, 10, guide baffle plates, 11 and screws.
Detailed Description
As shown in fig. 1 and 2, the unpowered intrinsically safe dust removal device is a device specially used for performing dust removal operations in dangerous environments. The device is characterized in that an external power source is not needed, and the device can safely and reliably operate in dangerous environments such as inflammable and explosive environments by adopting an intrinsic safety type design.
When the thermal power plant feeds coal into the coal bin, the crushed coal is contained in the coal bin when the coal is poured, and the crushed coal is easy to produce smoke dust in the pouring process, and simultaneously a large amount of coal is poured simultaneously to produce a large amount of negative pressure air flow, so that the space is closed to enable the dust to be sprayed out from the blanking port of the coal bin continuously, and secondary pollution to the environment is caused.
At present, the power plant mainly uses the water bath dust remover, and the structure is complicated, and the price is expensive, needs great space to settle moreover to waste water after the water bath dust remover handles needs to carry out waste water treatment, further improves purification cost, therefore this patent provides an unpowered intrinsically safe type dust collector that occupation space is little, and unpowered intrinsically safe type dust collector includes landing leg 1 and dust removal barrel, landing leg 1 sets up in dust removal barrel below, and landing leg 1 places subaerial at the gas vent of coal bunker during the use. .
Further, the dust removal barrel comprises outer barrel 2, inner barrel 3, curb plate 5 and apron 6, outer barrel 2 and inner barrel 3 fixed connection are on curb plate 5, and specifically, outer barrel 2 and inner barrel 3 and curb plate 5 are the steel sheet, pass through welded fastening between them, outer barrel 2 and inner barrel 3 are concentric, and apron 6 detachably fixed connection is in on the outer barrel 2, inner barrel 3, curb plate 5 and apron 6 enclose into the dust removal chamber.
Further, an air inlet 8 and an air return opening 9 which are communicated with the dust removing cavity are arranged on the left side of the outer cylinder body 2, and the air inlet 8 is connected with an air outlet of the coal bin when the dust removing device is used; a plurality of filter screen assemblies 4 are arranged in the dust removing cavity, and air entering from the air inlet 8 is discharged from the air return opening 9 after being filtered by the filter screen assemblies 4.
Further, the cover plate 6 is fixed to the outer cylinder 2 by screws 11.
Preferably, the filter screen assembly 4 is drawably installed in the dust removing cavity, and the filter screen assembly 4 can be cleaned by being drawn out of the dust removing cavity.
Further, the filter screen assembly 4 comprises a frame 4a, the center of the frame 4a is hollow, the frame 4a is a steel structure welding piece, and a filter screen 4b is fixedly arranged in the center of the frame 4 a.
Preferably, a handle 4c is provided on the outer side of the frame 4a for convenience of operation.
Further, a transverse diaphragm 7 is arranged on the left side of the dust removing cavity, two sides of the diaphragm 7 are fixedly connected with the outer cylinder body 2 and the inner cylinder body 3 respectively, and the diaphragm 7 is used for separating the left side of the dust removing cavity, so that gas enters from the air inlet 8 and then passes through the filter screen assembly 4 and is discharged from the air outlet 9.
Further, the air inlet 8 and the air return opening 9 are respectively arranged above and below the diaphragm 7.
Preferably, the filter screen assemblies 4 are arranged in an annular array with the centers of the outer cylinder 2 and the inner cylinder 3 as the center, and in one embodiment, the adjacent filter screen assemblies 4 form an angle of 30 degrees, and no filter screen assemblies 4 are arranged between the air inlet 8 and the air return opening 9.
Further, a guide baffle 10 is arranged in the dust removing cavity, and the frame 4a can be pulled in and out of the dust removing cavity along the guide baffle 10.
Specifically, a groove 5a is provided on the inner side of the side plate 5 to be fitted with the frame 4a, and an end of the frame 4a is insertable into the groove 5 a.
The dust collector does not need an external power source, adopts an intrinsic safety type design, can safely and reliably run in dangerous environments such as inflammable and explosive environments, and the space utilization rate is greatly improved by arranging the dust collector into a cylinder shape and arranging the filter assembly in the annular array in the cylinder, meanwhile, the dust collector is uniform in appearance length, width and height directions, and a particularly large installation space is not required in a certain direction.
Claims (10)
1. The unpowered intrinsically safe dust removal device is characterized by comprising a supporting leg (1) and a dust removal cylinder, wherein the supporting leg (1) is arranged below the dust removal cylinder; the dust removing cylinder body consists of an outer cylinder body (2), an inner cylinder body (3), side plates (5) and a cover plate (6), wherein the outer cylinder body (2) and the inner cylinder body (3) are fixedly connected to the side plates (5), the outer cylinder body (2) and the inner cylinder body (3) are concentric, the cover plate (6) is detachably and fixedly connected to the outer cylinder body (2), and the outer cylinder body (2), the inner cylinder body (3), the side plates (5) and the cover plate (6) form a dust removing cavity; an air inlet (8) and an air return opening (9) which are communicated with the dust removing cavity are arranged on the left side of the outer cylinder body (2); a plurality of filter screen assemblies (4) are arranged in the dust removing cavity.
2. The unpowered intrinsically-safe dust collector of claim 1, wherein the cover plate (6) is fixed to the outer cylinder (2) by screws (11).
3. An unpowered intrinsically-safe dust removal device according to claim 1, wherein the filter screen assembly (4) is drawably mounted in the dust removal cavity.
4. A non-powered intrinsically safe dust collector according to claim 3, wherein the filter assembly (4) comprises a frame (4 a), the centre of the frame (4 a) is hollow, and a filter screen (4 b) is fixedly arranged in the centre of the frame (4 a).
5. An unpowered intrinsically safe dust collector as claimed in claim 4, wherein a handle (4 c) is provided on the outside of the frame (4 a).
6. The unpowered intrinsically safe dust collector of claim 4, wherein a transverse diaphragm (7) is arranged at the left side of the dust collection cavity, and two sides of the diaphragm (7) are fixedly connected with the outer cylinder (2) and the inner cylinder (3) respectively.
7. The unpowered intrinsically-safe dust collector of claim 6, wherein the air inlet (8) and the air return (9) are respectively arranged above and below the diaphragm (7).
8. The unpowered intrinsically-safe dust collector of claim 7, wherein the filter screen assembly (4) is arranged in an annular array with the centers of the outer cylinder (2) and the inner cylinder (3) as the center, and no filter screen assembly (4) is arranged between the air inlet (8) and the air return opening (9).
9. The unpowered intrinsically-safe dust removal device of claim 8, wherein a guide baffle (10) is arranged in the dust removal cavity, and the frame (4 a) can be pulled in and out of the dust removal cavity along the guide baffle (10).
10. An unpowered intrinsically safe dust collector as claimed in claim 9, characterized in that a recess (5 a) is provided on the inside of the side plate (5) for cooperation with the frame (4 a), the end of the frame (4 a) being insertable into the recess (5 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322175653.0U CN220609527U (en) | 2023-08-14 | 2023-08-14 | Unpowered intrinsically safe dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322175653.0U CN220609527U (en) | 2023-08-14 | 2023-08-14 | Unpowered intrinsically safe dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220609527U true CN220609527U (en) | 2024-03-19 |
Family
ID=90224169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322175653.0U Active CN220609527U (en) | 2023-08-14 | 2023-08-14 | Unpowered intrinsically safe dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220609527U (en) |
-
2023
- 2023-08-14 CN CN202322175653.0U patent/CN220609527U/en active Active
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