CN210268250U - Dust isolating device - Google Patents
Dust isolating device Download PDFInfo
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- CN210268250U CN210268250U CN201920341250.XU CN201920341250U CN210268250U CN 210268250 U CN210268250 U CN 210268250U CN 201920341250 U CN201920341250 U CN 201920341250U CN 210268250 U CN210268250 U CN 210268250U
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- pressure fan
- dust remover
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Abstract
The utility model discloses a dust isolating device, including the annular body, the interval is equipped with on the circumferential surface of annular body one side and uses annular body axial direction center as 360 through-holes that encircle the distribution of datum point. By adopting the technical scheme, because the plurality of through holes which are distributed by taking the center of the annular pipe body as a datum point and surrounding 360 degrees are arranged on the circumferential surface on one side of the annular pipe body at intervals, the annular pipe body is sleeved on the lower part of the dust remover, a branch pipe is branched from an air outlet main pipe which is communicated with the dust remover and is welded and sealed with a notch on the annular pipe body, hot air is drawn out from the dust remover by the high-pressure fan, one end of the high-pressure fan blows air at 360 degrees at equal intervals through the through holes on the annular pipe body to form a circular air seal net, and the other end of the high-pressure fan returns to the dust remover to ensure that the total waste gas quantity is unchanged, does work on a denitration induced draft fan, effectively prevents dust from entering the inside of the porcelain bottle, prevents dust from accumulating on the inner.
Description
Technical Field
The utility model relates to a dust removal technical field, in particular to dust isolating device.
Background
The environmental protection requires that the kiln waste gas mainly comprises the following pollutants: sulfur dioxide, nitrogen oxides, dust. The electrostatic precipitator mainly treats dust of glass kiln waste gas (the smoke dust has a conductive function).
The dust removal principle of the electrostatic dust collector is as follows: the electric dust collector is a device which utilizes the ionization of gas to charge dust particles, and the charged dust particles are separated from dust-containing gas and collected due to the action of electric field force.
In an industrial electric dust collector, a discharge electrode and a dust collecting electrode system are formed by metal components. The discharge electrode is a negative electrode, and the dust collecting electrode is a positive electrode. Because the discharge electrode is charged with 7.2KV high voltage electricity, a porcelain bottle is arranged between the discharge electrode and the shell of the dust remover in an insulating way. The porcelain insulator of the electrostatic dust collector is contacted with the flue gas of the dust collector, so that a certain amount of flue gas dust is accumulated in the porcelain insulator, an insulating layer on the inner surface of the porcelain insulator is damaged, creepage is generated, short circuit discharge is formed, and the porcelain insulator is cracked. Short service cycle, high operation cost, frequent failure reporting and stopping and large environmental protection pressure.
In the prior art, the bottom of a porcelain bottle of a dust remover is directly communicated into the dust remover, so that the inner wall of the porcelain bottle is easy to accumulate dust and conduct electricity. At present, 12 porcelain bottles are arranged in total in one dust remover, the unit price of each porcelain bottle is about 4000 yuan, the service cycle of the porcelain bottles is short, the operation cost is high, the failure reporting and stopping are frequent, the maintenance workload is large, and the environmental protection requirement is not allowed. Therefore, a technical scheme which can effectively solve the problem of dust deposition on the inner surface of the porcelain insulator, enable the porcelain insulator to achieve an insulating effect, prolong the service life of the porcelain insulator and reduce the operation cost of a system is urgently needed to be developed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a dust isolating device and installation method to solve the problem that the internal surface of vase insulating layer is destroyed to the internal surface of vase dirt deposit, life cycle is short.
In order to solve the technical problem, the utility model discloses a technical scheme does:
the utility model provides a dust isolating device, includes annular body, the inside hollow structure that is of annular body, be equipped with the breach of disconnection on the circumference of annular body, the interval is equipped with a plurality of uses on the circumferential surface of annular body one side annular body center is 360 through-holes that encircle the distribution as benchmark.
Further, the diameter of the annular pipe body is 55mm-60 mm.
Further, the inner diameter of the annular pipe body is 500mm-550 mm.
Further, the opening direction of the through hole and the horizontal plane form an included angle of 30 degrees towards one side of the inner diameter of the annular pipe body.
Further, the interval between the through holes is 90mm-105 mm.
Further, the through hole is in an oval strip shape.
Further, the long axis of the through hole is 25mm-30 mm.
By adopting the technical scheme, because the plurality of through holes which are distributed by taking the center of the annular pipe body as a datum point and surrounding 360 degrees are arranged on the circumferential surface on one side of the annular pipe body at intervals, the annular pipe body is sleeved on the lower part of the dust remover, a branch pipe is branched from an air outlet main pipe which is communicated with the dust remover and is welded and sealed with a notch on the annular pipe body, hot air is drawn out from the dust remover by the high-pressure fan, one end of the high-pressure fan blows air at 360 degrees at equal intervals through the through holes on the annular pipe body to form a circular air seal net, and the other end of the high-pressure fan returns to the dust remover to ensure that the total waste gas quantity is unchanged, does work on a denitration induced draft fan, effectively prevents dust from entering the inside of the porcelain bottle, prevents dust from accumulating on the inner.
Drawings
Fig. 1 is a schematic front view of the dust isolating device of the present invention;
FIG. 2 is a schematic view of the structure of the dust isolating device of the present invention;
FIG. 3 is a schematic view of a side view structure of the dust isolating device of the present invention installed at the lower part of the layer remover;
fig. 4 is the utility model discloses well dust isolating device suit is at the operation effect schematic diagram of removing layer ware lower part.
In the figure, 10-annular tube body; 11-a notch; 12-a through hole; 20-an incubator; 30-a dust remover; 31-porcelain bottle; 40-a high pressure fan; 41-air outlet main pipe; 42-branch pipe; 50-pole row.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The operation equipment of the existing industrial electric dust collector comprises an insulation can 20, a dust collector 30, a porcelain insulator 31 sleeved on the top of the dust collector 30, a high-pressure fan 40 connected with the inside of the dust collector 30 through an air outlet main pipe 41, and a pole row 50 for releasing charges and collecting dust.
Example 1
As shown in fig. 1, a dust isolating device includes an annular tube body 10, the annular tube body 10 is made of steel, the inside of the annular tube body 10 is a hollow structure, a broken notch 11 is formed on the circumference of the annular tube body 10, and a plurality of through holes 12 are formed on the circumferential surface of one side of the annular tube body 10 at intervals and are circumferentially distributed by taking the center of the annular tube body 10 as a reference point for 360 degrees.
Specifically, the diameter of the annular tube 10 is 55 mm.
Specifically, the inner diameter of the annular tube body 10 is 500 mm.
Specifically, the opening direction of the through hole 12 and the horizontal plane form an included angle of 30 degrees and are arranged towards one side of the inner diameter of the annular pipe body 10.
Specifically, the interval between the through holes 12 is 90 mm.
Specifically, the through hole 12 is an elliptical strip.
Specifically, the long axis of the through-hole 12 is 25 mm.
As shown in fig. 2, fig. 3 and fig. 4, the present invention further provides a method for installing a dust isolating device, comprising the following steps:
a: the annular pipe body 10 is sleeved at the lower part of the dust remover 30, so that the through hole 12 is inclined towards the outer peripheral surface of the lower part of the dust remover 30 by 30 degrees;
b: an air outlet main pipe 41 is arranged on an air outlet of the high-pressure fan 40 and communicated with the interior of the dust remover 30, a branch pipe 42 is branched from the air outlet main pipe 41 between the high-pressure fan 40 and the dust remover 30, and the safe distance between the branch pipe 42 and the cathode electrode row 50 is required to be set to be more than 500 mm;
c: one end of the branch pipe 42 is aligned with the notch 12 of the annular pipe body 10, and one end of the branch pipe 42 is sealed with the notch by welding.
Specifically, the annular tube 10 is fitted around the lower portion of the dust catcher 30, which is located approximately 500mm below the base point at the top of the dust catcher 30.
Specifically, the high-pressure fan 40 is a high-temperature resistant centrifugal fan, and the air supply volume of the high-pressure fan 40 is controlled to 4000M3And h, controlling the air pressure of the high-pressure fan 40 to be 1000 pa.
By adopting the technical scheme, as the plurality of through holes 12 which are circumferentially distributed by taking the center of the annular pipe body 10 as a datum point for 360 degrees are arranged on the circumferential surface of one side of the annular pipe body 10 at intervals, the annular pipe body 10 is sleeved at the lower part of the dust remover 30, a branch pipe 42 is branched from an air outlet main pipe 41 which is communicated with the dust remover 30 from the high-pressure fan 40 and is welded and sealed with a notch 11 on the annular pipe body 10, hot air is drawn out from the dust remover 30 by the high-pressure fan 40, one end of the high-pressure fan blows air at 360 degrees at equal intervals through the through holes on the annular pipe body 10 to form a circular air sealing net, and the other end of the high-pressure fan returns to the dust remover 30 to meet the requirement that the total waste gas quantity is unchanged, work of a denitration induced draft fan is unchanged, dust is effectively prevented from entering the porcelain bottle 31, dust is prevented.
Example 2
As shown in fig. 1, a dust isolating device includes an annular tube body 10, the annular tube body 10 is made of steel, the inside of the annular tube body 10 is a hollow structure, a broken notch 11 is formed on the circumference of the annular tube body 10, and a plurality of through holes 12 are formed on the circumferential surface of one side of the annular tube body 10 at intervals and are circumferentially distributed by taking the center of the annular tube body 10 as a reference point for 360 degrees.
Specifically, the diameter of the annular tube 10 is 58 mm.
Specifically, the inner diameter of the annular tube body 10 is 520 mm.
Specifically, the opening direction of the through hole 12 and the horizontal plane form an included angle of 30 degrees and are arranged towards one side of the inner diameter of the annular pipe body 10.
Specifically, the interval between the through holes 12 is 100 mm.
Specifically, the through hole 12 is an elliptical strip.
Specifically, the long axis of the through-hole 12 is 30 mm.
As shown in fig. 2, fig. 3 and fig. 4, the present invention further provides a method for installing a dust isolating device, comprising the following steps:
a: the annular pipe body 10 is sleeved at the lower part of the dust remover 30, so that the through hole 12 is inclined towards the outer peripheral surface of the lower part of the dust remover 30 by 30 degrees;
b: an air outlet main pipe 41 is arranged on an air outlet of the high-pressure fan 40 and communicated with the interior of the dust remover 30, a branch pipe 42 is branched from the air outlet main pipe 41 between the high-pressure fan 40 and the dust remover 30, and the safe distance between the branch pipe 42 and the cathode electrode row 50 is required to be set to be more than 500 mm;
c: one end of the branch pipe 42 is aligned with the notch 11 of the annular pipe body 10, and one end of the branch pipe 42 is sealed with the notch by welding.
Specifically, the annular tube 10 is fitted around the lower portion of the dust catcher 30, which is about 550mm below the base point at the top of the dust catcher 30.
Specifically, the high-pressure fan 40 is a high-temperature resistant centrifugal fan, and the air supply volume of the high-pressure fan 40 is controlled to be 5000M3And h, controlling the air pressure of the high-pressure fan 40 to be 1500 pa.
By adopting the technical scheme, as the plurality of through holes 12 which are circumferentially distributed by taking the center of the annular pipe body 10 as a datum point for 360 degrees are arranged on the circumferential surface of one side of the annular pipe body 10 at intervals, the annular pipe body 10 is sleeved at the lower part of the dust remover 30, a branch pipe 42 is branched from an air outlet main pipe 41 which is communicated with the dust remover 30 from the high-pressure fan 40 and is welded and sealed with a notch 11 on the annular pipe body 10, hot air is drawn out from the dust remover 30 by the high-pressure fan 40, one end of the high-pressure fan blows air at 360 degrees at equal intervals through the through holes on the annular pipe body 10 to form a circular air sealing net, and the other end of the high-pressure fan returns to the dust remover 30 to meet the requirement that the total waste gas quantity is unchanged, work of a denitration induced draft fan is unchanged, dust is effectively prevented from entering the porcelain bottle 31, dust is prevented.
Example 3
As shown in fig. 1, a dust isolating device includes an annular tube body 10, the annular tube body 10 is made of steel, the inside of the annular tube body 10 is a hollow structure, a broken notch 11 is formed on the circumference of the annular tube body 10, and a plurality of through holes 12 are formed on the circumferential surface of one side of the annular tube body 10 at intervals and are circumferentially distributed by taking the center of the annular tube body 10 as a reference point for 360 degrees.
Specifically, the diameter of the annular tube 10 is 60 mm.
Specifically, the inner diameter of the annular tube body 10 is 550 mm.
Specifically, the opening direction of the through hole 12 and the horizontal plane form an included angle of 30 degrees and are arranged towards one side of the inner diameter of the annular pipe body 10.
Specifically, the interval between the through holes 12 is 100 mm.
Specifically, the through hole 12 is an elliptical strip.
Specifically, the long axis of the through-hole 12 is 30 mm.
As shown in fig. 2, fig. 3 and fig. 4, the present invention further provides a method for installing a dust isolating device, comprising the following steps:
a: the annular pipe body 10 is sleeved at the lower part of the dust remover 30, so that the through hole 12 is inclined towards the outer peripheral surface of the lower part of the dust remover 30 by 30 degrees;
b: an air outlet main pipe 41 is arranged on an air outlet of the high-pressure fan 40 and communicated with the interior of the dust remover 30, a branch pipe 42 is branched from the air outlet main pipe 41 between the high-pressure fan 40 and the dust remover 30, and the safe distance between the branch pipe 42 and the cathode electrode row 50 is required to be set to be more than 500 mm;
c: one end of the branch pipe 42 is aligned with the notch 11 of the annular pipe body 10, and one end of the branch pipe 42 is sealed with the notch by welding.
Specifically, the annular tube 10 is fitted around the lower portion of the dust catcher 30, which is about 550mm below the base point at the top of the dust catcher 30.
Specifically, the high pressure fan 40 is a high temperature resistant centrifugal fan, and the air supply volume of the high pressure fan 40 is controlled at 6000M3And h, controlling the air pressure of the high-pressure fan 40 to be 1800 pa.
By adopting the technical scheme, as the plurality of through holes 12 which are circumferentially distributed by taking the center of the annular pipe body 10 as a datum point for 360 degrees are arranged on the circumferential surface of one side of the annular pipe body 10 at intervals, the annular pipe body 10 is sleeved at the lower part of the dust remover 30, a branch pipe 42 is branched from an air outlet main pipe 41 which is communicated with the dust remover 30 from the high-pressure fan 40 and is welded and sealed with a notch 11 on the annular pipe body 10, hot air is drawn out from the dust remover 30 by the high-pressure fan 40, one end of the high-pressure fan blows air at 360 degrees at equal intervals through the through holes on the annular pipe body 10 to form a circular air sealing net, and the other end of the high-pressure fan returns to the dust remover 30 to meet the requirement that the total waste gas quantity is unchanged, work of a denitration induced draft fan is unchanged, dust is effectively prevented from entering the porcelain bottle 31, dust is prevented.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (7)
1. The utility model provides a dust isolating device, its characterized in that, includes annular body, the inside hollow structure that is of annular body, be equipped with the breach of disconnection on the circumference of annular body, the interval is equipped with a plurality of uses on the circumferential surface of annular body one side annular body axial direction center is 360 through-holes that encircle the distribution as the benchmark.
2. A dust separation device according to claim 1, wherein the diameter of the tubular body of the annular tubular body is 55mm-60 mm.
3. A dust separation device according to claim 2, wherein the annular tube body has an internal diameter of 500mm to 550 mm.
4. A dust separating device as claimed in claim 1, wherein the opening of the through hole is arranged at an angle of 30 ° to the horizontal plane towards the inner diameter side of the annular tube.
5. A dust separation device according to claim 4, wherein the spacing between the through holes is 90mm to 105 mm.
6. A dust separation device according to claim 5, wherein the through hole is oblong.
7. A dust separating device as claimed in claim 6, wherein the through-hole has a major axis of 25mm to 30 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920341250.XU CN210268250U (en) | 2019-03-18 | 2019-03-18 | Dust isolating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920341250.XU CN210268250U (en) | 2019-03-18 | 2019-03-18 | Dust isolating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210268250U true CN210268250U (en) | 2020-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920341250.XU Active CN210268250U (en) | 2019-03-18 | 2019-03-18 | Dust isolating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210268250U (en) |
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2019
- 2019-03-18 CN CN201920341250.XU patent/CN210268250U/en active Active
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