CN215027280U - Dust removing device - Google Patents

Abstract

The embodiment of the utility model provides a dust collector, include: the dust remover comprises a dust remover body and an acoustic wave generating assembly; the dust remover body comprises an air inlet box, an agglomeration chamber, a dust removing chamber and an air outlet box which are sequentially arranged and mutually communicated; the agglomeration chamber is provided with at least one sound wave generating device. The dust-containing gas passing through the agglomeration chamber collides with each other and is agglomerated into larger particles under the action of sound waves generated by the sound wave generating device, so that the removal efficiency of the dust removing device on the fine particles is improved.

Description

Dust removing device

Technical Field

The utility model relates to a dust collecting equipment field especially relates to a dust collector.

Background

The dust removing equipment commonly used in industry mainly comprises an electric dust remover, a bag type dust remover, an electric bag composite dust remover, a cyclone dust remover and the like. The electric dust collector is widely applied, gas is ionized under the action of a high-voltage electric field, particles in smoke are charged, the charged particles move to a dust collecting electrode and deposit under the action of the electric field force, separation of the particles and the gas is achieved, and the particles on the dust collecting electrode fall into an ash hopper below through modes of dust cleaning, vibration and the like to be discharged. Because of the charge of micron and submicron fine particles is difficult, the removal efficiency of the conventional electric dust remover on the fine particles, especially the particles within the range of 0.3-3 microns, is low, and the vast majority of the particles discharged from the outlet of the conventional electric dust remover are the fine particles. That is, the existing dust removing equipment has poor effect of removing fine particles.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a dust collector can solve the poor problem of fine particulate matter desorption effect.

In order to solve the technical problem, the present application is implemented as follows:

the embodiment of the utility model provides a dust collector, include: the dust remover comprises a dust remover body and an acoustic wave generating assembly;

the dust remover body comprises an air inlet box, an agglomeration chamber, a dust removing chamber and an air outlet box which are sequentially arranged and mutually communicated;

the agglomeration chamber is provided with at least one sound wave generating assembly.

Optionally, the sound wave generating assembly comprises a sound wave generator and a sound wave guide pipe, and a through hole is formed in the dust remover body;

one end of the acoustic wave guide pipe is connected with the acoustic wave generator, and the other end of the acoustic wave guide pipe penetrates through the through hole and is communicated with the agglomeration chamber.

Optionally, the sound wave generating assembly further comprises a sound wave control box, and the sound wave control box is located outside the dust remover body and electrically connected with the sound wave generator.

Optionally, the sound wave generator is a low-frequency sound wave generator, and/or a high-frequency sound wave generator, and/or a frequency-adjustable sound wave generator.

Optionally, the frequency of the sound wave generated by the sound wave generator is 500hz to 5000 hz.

Optionally, the dust chamber comprises a plurality of sub dust chambers which are adjacently arranged and communicated with each other;

and a plurality of electrode plates and/or a plurality of electrode wires are arranged in each sub dust removing chamber, and the electrode plates and/or the electrode wires are vertically arranged.

Optionally, a first ash bucket is arranged at the bottom end of the sub dust chamber.

Optionally, a second ash hopper is arranged at the bottom end of the agglomeration chamber.

Thus, in the embodiment of the utility model provides an in, get into from the inlet box when dirty gas, through the reunion room that is provided with sound generator, thereby the sound wave that sound generator produced makes the fine particle thing in the dirty gas bump and reunite into great particulate matter, and fine particle number concentration reduces, therefore the particulate matter gets into the dust removal room in low reaches and changes in the lotus electricity more easily, can reach higher dust collection efficiency to reduce fine particle's emission.

Drawings

Fig. 1 is a schematic structural view of a dust removing device provided in an embodiment of the present invention;

fig. 2 is a schematic view of a cross-sectional structure a-a of a dust removing device according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a dust removing device according to an embodiment of the present invention, the dust removing device includes: a dust collector body and a sound wave generating assembly 10;

the dust remover body comprises an air inlet box 20, an agglomeration chamber 30, a dust removing chamber 40 and an air outlet box 50 which are arranged in sequence and are communicated with each other;

the agglomeration chamber 30 is provided with at least one of the acoustic wave generating assemblies 10.

The dust-containing gas enters from the gas inlet box 20, flows through the agglomeration chamber 30 and the dust removal chamber 40 in sequence, and is discharged from the gas outlet box 50 after the particles in the dust-containing gas are removed. Wherein, the agglomeration chamber 30 is provided with the sound wave generating assembly 10, the sound wave generated by the sound wave generating assembly 10 promotes the fine particles in the dust-containing gas to collide with each other, the average particle diameter of the particles is increased, the concentration of the fine particles is reduced, and a small amount of larger particles are naturally settled; then the dust-containing gas enters the dust removing chamber 40, under the action of the high-voltage electric field, the particles carried by the gas are charged and move and deposit towards the dust collecting electrode, and the separation from the gas is realized, so that the purpose of dust removal is achieved. In the dust removal chamber 40, the particles are more easily charged due to the increased average particle size and reduced number concentration of the particles in the gas at the outlet of the agglomeration chamber 30, and thus higher dust removal efficiency can be achieved.

Optionally, as shown in fig. 2, the sound wave generating assembly 10 includes a sound wave generator 11 and a sound waveguide 12, and a through hole is formed in the dust remover body;

one end of the acoustic waveguide 12 is connected with the acoustic generator 11, and the other end of the acoustic waveguide 12 passes through the through hole and is communicated with the agglomeration chamber 30.

In the embodiment, one end of the sonic wave guide tube 12 is connected with the sonic wave generator 11, while the other end passes through a through hole arranged on the dust remover body and is finally communicated with the agglomeration chamber 30, and the sonic wave guide tube 12 transmits the sonic wave to the agglomeration chamber 30 to promote the fine particles in the dust-containing gas in the agglomeration chamber 30 to collide with each other and agglomerate.

Optionally, the sound wave generating assembly 10 further includes a sound wave control box 13, and the sound wave control box 13 is located outside the dust remover body and electrically connected to the sound wave generator 11.

The sound wave control box 13 is used for converting the commercial power into alternating current signals with matched frequencies, and generating sound waves with specific frequencies through the generator 11. In addition, the sound wave control box 13 can also adjust the intensity or frequency of the sound wave generated by the sound wave generator 11 according to the size and content of dust particles in the dust-containing gas.

Optionally, the sound wave generator 11 is a low-frequency sound wave generator, and/or a high-frequency sound wave generator, and/or a frequency-adjustable sound wave generator.

Optionally, the frequency of the sound wave generated by the sound wave generator 11 is 500hz to 5000 hz.

The frequency of the sound wave has great influence on the agglomeration effect of the particulate matters, the agglomeration effect of the sound wave with the same frequency on the particulate matters with different particle sizes is different, in the embodiment, the frequency of the sound wave emitted by the sound wave generator 11 is set to be 500Hz to 5000Hz, and the best agglomeration effect of the fine particulate matters can be achieved on the common industrial dust-containing flue gas.

Optionally, the dust chamber 40 includes a plurality of sub dust chambers 41 which are adjacently disposed and are communicated with each other;

a plurality of electrode plates and/or a plurality of electrode wires are arranged in each sub-dedusting chamber 41, and/or the plurality of electrode plates and/or the plurality of electrode wires are vertically arranged.

In traditional electrostatic precipitator, dirty gas gets rid of in clean room 40, and through setting up a plurality of sub-clean rooms 41, a plurality of sub-clean rooms 41 are adjacent and link up each other, and dirty gas gets into a certain sub-clean room 41 in the clean room 40 from reunion room 30, finally flows to the case 50 of giving vent to anger through all sub-clean rooms 41, through length and the effective area who increases the reaction zone, improves dust collection efficiency.

Optionally, a first ash bucket 60 is disposed at the bottom end of the sub dust chamber 41.

In this embodiment, a first dust hopper 60 is disposed at the bottom end of each sub-dust chamber 41, the first dust hopper 60 is used for receiving dust falling off when the corresponding sub-dust chamber performs dust cleaning on the electrode plate, the first dust hopper 60 is of a funnel-shaped structure, and a dust discharging port is disposed at the lowermost portion of the first dust hopper 60.

Optionally, a second ash hopper 70 is provided at the bottom end of the agglomeration chamber 30.

In this embodiment, a second ash hopper 70 is disposed at the bottom end of the agglomeration chamber 30, the second ash hopper 70 is used for receiving the particles naturally settled in the agglomeration chamber 30, and the second ash hopper 70 is a funnel-shaped structure and has an ash discharge opening at the lowermost portion.

The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention.

Claims (8)

1. A dust removing device characterized by comprising: the dust remover comprises a dust remover body and an acoustic wave generating assembly;

the dust remover body comprises an air inlet box, an agglomeration chamber, a dust removing chamber and an air outlet box which are sequentially arranged and mutually communicated;

the agglomeration chamber is provided with at least one sound wave generating assembly.

2. The dust collector of claim 1, wherein the sound wave generating assembly comprises a sound wave generator and a sound wave guide tube, and a through hole is formed in the dust collector body;

one end of the acoustic wave guide pipe is connected with the acoustic wave generator, and the other end of the acoustic wave guide pipe penetrates through the through hole and is communicated with the agglomeration chamber.

3. The dust extraction apparatus of claim 2, wherein the sound generation assembly further comprises a sound control box located outside the dust extractor body and electrically connected to the sound generator.

4. A dust extraction apparatus as claimed in claim 2, wherein the acoustic wave generator is a low frequency acoustic wave generator, and/or a high frequency acoustic wave generator, and/or a frequency tunable acoustic wave generator.

5. The dust removing device of claim 2, wherein the frequency of the sound wave generated by the sound wave generator is 500Hz to 5000 Hz.

6. The dust removing device of claim 1, wherein the dust removing chamber comprises a plurality of sub dust removing chambers which are adjacently arranged and mutually communicated;

and a plurality of electrode plates and/or a plurality of electrode wires are arranged in each sub dust removing chamber, and the electrode plates and/or the electrode wires are vertically arranged.

7. The dust removing apparatus of claim 6, wherein the bottom end of the sub dust removing chamber is provided with a first ash hopper.

8. A dust removing apparatus as claimed in claim 1, wherein the bottom end of the agglomerating chamber is provided with a second ash hopper.

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