CN115400510A - Bag type dust collector - Google Patents
Bag type dust collector Download PDFInfo
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- CN115400510A CN115400510A CN202211218793.5A CN202211218793A CN115400510A CN 115400510 A CN115400510 A CN 115400510A CN 202211218793 A CN202211218793 A CN 202211218793A CN 115400510 A CN115400510 A CN 115400510A
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- dust
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- sound wave
- filter bag
- pipeline
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- 239000000428 dust Substances 0.000 title claims abstract description 93
- 238000007664 blowing Methods 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 9
- 230000005284 excitation Effects 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 2
- 230000030279 gene silencing Effects 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 abstract description 20
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the field of cleaning and dust removal, in particular to a bag type dust remover which comprises a sound wave generator, a sound wave transducer connected to the sound wave generator, a shell and a faceplate arranged in the shell. The bag type dust collector is designed to adopt the sound wave generator and the sound wave transducer, and can convert sound wave signals into mechanical vibration waves so as to drive the disc chuck to vibrate, so that dust blocks on the outer layer of the filter bag are loosened and fall off in a vibration mode to achieve the purpose of cleaning the filter bag, the energy consumption can be effectively reduced, and the cleaning is more thorough.
Description
Technical Field
The invention relates to the field of cleaning and dust removal, in particular to a bag type dust remover.
Background
The bag type dust collector is widely used in the industries of metallurgy, building materials, mines, grains, electric power and the like, wherein the bag type dust collector with the back-blowing dust cleaning mode accounts for a large proportion, but after the dust collector with the dust cleaning mode operates for a period of time, the phenomena of incomplete dust cleaning such as excessive residual dust, excessive residual resistance and the like can occur, so that the filtering resistance is too large, the filtering air quantity of a dust removing system is reduced, the power consumption is increased and the like are caused. The phenomenon is more obvious when the dust remover is used for removing materials with small particles, large viscosity and long cloth bags. When the above phenomena occur, the traditional method adopts the steps of increasing the back blowing times, prolonging the back blowing time and adopting manual rapping or bag changing, and the treatment modes are not economical and inconvenient to operate.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide a bag type dust collector, which adopts a sound wave generator to enable a disc chuck to vibrate at low amplitude, so that a dust layer structure on a filter bag is loose, residual dust is easy to remove, the filtering effect is improved, the efficiency of the dust collector is improved, and the operation is convenient and fast.
In order to achieve the purpose, the invention adopts the following technical scheme: a bag type dust collector comprises a sound wave generator, a sound wave transducer connected to the sound wave generator, a shell and a faceplate arranged in the shell, wherein when ash is removed, the sound wave transducer converts the output of the sound wave generator into mechanical waves to drive the faceplate to vibrate, so that dust blocks are loose.
The invention designs that a machine base is arranged in a shell, a flower disc is installed on the machine base, a plurality of buffering mechanisms are arranged between the machine base and the flower disc and are uniformly arranged between the flower disc and the machine base.
The invention designs that the buffer mechanism is a buffer spring, one end of the buffer spring is arranged to be connected with the swinging support part of the machine base, and the other end of the buffer spring is arranged to be in a spiral structure to be connected with the flower disc.
The invention designs that the inner wall of the shell is also provided with a silencing layer.
The invention designs that a first air inlet for blowing in dusty airflow, a second air inlet for blowing in fresh air, an air outlet and an ash discharge port are arranged on the shell.
The invention designs that the air outlet is provided with an air outlet pipeline, the air outlet pipeline comprises a first pipeline and a second pipeline, the first pipeline is communicated with the second air inlet, the middle of the first pipeline is provided with a one-way valve, and the second pipeline is communicated with the outside.
The invention designs that a wave guide is arranged on a flower disc, a bag cage is arranged below the flower disc, the bag cage is sleeved with a filter bag, the flower disc is used for installing and fixing the bag cage and the filter bag and transmitting vibration mechanical waves to the bag cage and the filter bag through the wave guide, dust-containing gas passes through the filter bag to filter, part of large-particle dust falls to a dust exhaust port, part of dust is adhered to the outside of the filter bag, and the filtered gas is exhausted through an air outlet in a shell.
According to the invention, one end of each wave guide is connected with the acoustic wave transducer, the other end of each wave guide is arranged on the faceplate, vibration excitation points are arranged at one end of each wave guide, which is close to the faceplate, and the plurality of wave guides are symmetrically arranged on the faceplate.
The bag type dust collector is based on the vibration principle, is favorable for reducing energy consumption, is cleaner in cleaning, reduces impact damage of a cleaning mode in the prior art to a mechanical structure, can effectively solve the problems of incomplete dust removal caused by overweight residual dust on the outer side of a filter bag, overlarge residual dust resistance and the like in the use process of the dust collector, thus causing overlarge filtration resistance, reducing the filtration air quantity of a dust removal system, increasing the power consumption and the like, is favorable for improving the efficiency of the dust collector and reducing the power consumption.
Drawings
The above and other objects and advantages of the present invention will become more apparent from the following detailed description when taken in conjunction with the accompanying drawings, in which like or similar elements are designated by like reference numerals.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of a waveguide profile according to the present invention.
Description of the reference symbols: 1-sound wave generator, 2-sound wave transducer, 3-shell, 4-faceplate, 5-base, 6-buffer mechanism, 7-silencing layer, 8-first air inlet, 9-second air inlet, 10-air outlet, 11 ash discharge port, 101-first pipeline, 102-second pipeline, 103-one-way valve, 12-wave guide, 13-bag cage, 14-filter bag, 15-excitation point.
Detailed Description
The present invention will be described in further detail with reference to examples. The advantages and features of the present invention will become more apparent as the description proceeds. These examples are illustrative only and do not limit the scope of the present invention in any way. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention, and that such changes and modifications may be made without departing from the spirit and scope of the invention.
Terms such as "comprising" and "comprises" mean that, in addition to having components which are directly and explicitly stated in the description and claims, the solution of the invention does not exclude other components which are not directly or explicitly stated. In the description herein, directional terms such as "upper", "lower", "front", "rear", etc., are used, it being understood that these directional terms are relative concepts that are used for relative positional description and clarification, and that the particular orientation of the corresponding dust collector may vary accordingly as the orientation of the dust collector varies.
As shown in fig. 1 and 2, a bag type dust collector comprises a sound wave generator 1, a sound wave transducer 2 connected to the sound wave generator 1, a housing 3, and a faceplate 4 arranged in the housing 3, wherein during dust cleaning, the sound wave transducer 2 converts the output of the sound wave generator 1 into mechanical waves, and then drives the faceplate 4 to vibrate, so that dust blocks are loosened. Specifically, the sound wave generator 1 is started to generate sound waves, the sound waves are converted into vibration mechanical waves through the sound wave transducer 2, and then the faceplate 4 is driven to vibrate, so that dust caking is loosened.
In this embodiment, be provided with frame 5 in the casing 3, disc chuck 4 is installed on frame 5, is provided with buffer gear 6 in the middle of frame 5 and disc chuck 4, buffer gear 6 is a plurality ofly, evenly arranges between disc chuck 4 and frame 5, in this embodiment, buffer gear 6 is buffer spring, buffer spring one end has the supporting part that sways, connects on frame 5, and the other end is on helical structure connects disc chuck 4, buffer spring one end sways the supporting part and drives buffer spring and take place and shake about the emergence of helical structure when disc chuck 4 takes place vibrations, and the other end shakes about owing to helical structure's existence emergence, owing to buffer gear 6's existence, not only can effectively cushion vibrations and damage mechanical part, buffer gear 6 still plays the efficiency of even shock wave moreover, is favorable to shock wave evenly distributed on disc chuck 4.
In this embodiment, still be provided with noise damping layer 7 on the casing 3 inner wall for absorb the noise that bag collector work produced, reduce the noise emission of equipment, in this embodiment, according to the humidity needs of blowing in dusty wind, inside still being provided with the moisture absorption chamber of casing 3, moisture absorption intracavity indent casing 3 is inside, and the inboard has a plurality of eyelets and cavity UNICOM, and the outside has the chamber door that sets up on casing 3. And a moisture absorbent is stored in the moisture absorption cavity. When the dryer needs to be replaced, the chamber door is opened from the outside, and the dryer can be replaced. When the moisture absorption cavity is adopted to filter the dust-containing air flow containing water vapor, water molecules in the dust-containing air flow can be effectively reduced, the phenomena that the filter bag 14 is bonded and blocks the filter material are reduced, and the dry dust layer block is more favorable for improving the cleaning efficiency after being vibrated and loosened.
In this embodiment, a wave guide 12 is arranged on the faceplate 4, a bag cage 13 is arranged below the faceplate 4, a filter bag 14 is sleeved on the bag cage 13, the faceplate 4 is used for installing and fixing the bag cage 13 and the filter bag 14, vibration mechanical waves are transmitted to the bag cage 13 and the filter bag 14 through the wave guide 12, dust-containing gas passes through the filter bag 14, part of large-particle dust falls to a dust exhaust port, part of dust is adhered to the outside of the filter bag 14, and the filtered gas is exhausted through an air outlet 10 on the housing 3.
In this embodiment, be provided with wave guide 12 on the flower disc 4, wave guide 12 one end is connected with acoustic wave transducer 2, and the other end sets up on flower disc 4, wave guide 12 is close to and has arranged excitation point 15 on flower disc 4 one end, wave guide 12 is a plurality of, and the symmetry sets up on flower disc 4, and its technical aim at sets up excitation point 15 in bag cage 13 top, improves vibrations efficiency for the dust piece on the filter bag 14 can effectively shake the pine and shake and scatter.
In this embodiment, the housing 3 is provided with a first air inlet 8 for blowing in dust-containing air flow, a second air inlet 9 for blowing in fresh air, an air outlet 10, and an ash discharge port 11. When the dust block on the outer layer of the filter bag 14 becomes loose through vibration, one part is actively discharged from the dust discharge port 11 at the bottom of the shell, and the other part is discharged from the dust discharge port 11 by being blown off by the reverse airflow of the second air inlet 9. The air outlet 10 is provided with an air outlet pipeline, the air outlet pipeline comprises a first pipeline 101 and a second pipeline 102, the first pipeline 101 is communicated with the second air inlet 9, the middle of the first pipeline 101 is provided with a one-way valve 103, partial air flow after filtering can enter the second air inlet 9 along the first pipeline 101, and the second pipeline 102 is communicated with the outside and is used for discharging filtered air. The reverse blowing cleaning of the filter bag 14 through the second air inlet 9 by utilizing the filtered return air is facilitated, the energy consumption is reduced, the one-way valve 103 is arranged, the direction of the air flow is facilitated to be ensured to enter the second air inlet 9 along the first pipeline 101, the filter bag 14 is subjected to reverse blowing cleaning, and the cleaning efficiency is improved. The first air inlet 8 is used for blowing in dust-containing gas, the second air inlet 9 is used for blowing in fresh air, and the wind direction is opposite to that of the first air inlet 8. The second air inlet is also provided with a check valve, the direction of the check valve is opposite to that of the check valve in the first pipeline, the check valve is used for converting fresh air or return air of the first pipeline, when the fresh air is used, the check valve of the second air inlet is opened, the check valve of the first pipeline is closed, when the return air is used, the check valve of the first pipeline is opened, and the check valve of the second air inlet is closed.
The working principle of the invention is that dust-containing gas enters the shell 3 through the first air inlet 8, large dust particles are discharged from the dust discharge port 11 at the bottom of the shell 3 after being filtered by the filter bag 14, larger dust particles are left outside the filter bag 14, and the filtered gas is discharged out of the shell 3 through the air outlet 10 on the shell 3. When the more dust outside the filter bag 14 is accumulated and reaches a set pressure, the acoustic generator 1 is started to convert an alternating current signal into an acoustic signal, the acoustic signal is converted into a mechanical vibration wave with the same frequency as that of larger particle dust outside the filter bag 14 through the acoustic transducer 2, the mechanical vibration wave is transmitted to the flower disc 4 through the wave guide 12, the flower disc 4 drives the bag cage 13 and the filter bag 14 to carry out mechanical vibration, so that a dust layer on the filter bag 14 is loosened, then, a back-blowing airflow is blown in through the second air inlet 9 on the dust collector shell 3, materials on the filter bag 14 are removed, and the materials are discharged from the dust outlet 11 below. The reverse airflow is fresh air blown in directly by a blower, or the one-way valve 103 on the first pipeline 101 is opened, and the filtered airflow enters the second air inlet 9 from the first pipeline 101 through the one-way valve 103 to be blown reversely. During the dust cleaning operation, firstly, the sound wave generator 1 is started to make the disc chuck 4 vibrate with low amplitude according to the resonance frequency, so that the dust layer structure on the filter bag 14 is loose, then, the back-blowing airflow is started to remove the materials on the filter bag 14, and the process is repeated periodically when the dust remover operates.
By adopting the vibration-based bag type dust collector, the output of the sound wave generator 1 is converted into mechanical waves by the sound wave transducer 2 as an excitation source, so that the filter bag 14 and dust on the filter bag generate resonance vibration under the action of sound waves, and the resonance is performed at a frequency with smaller amplitude less than 1mm and higher amplitude to generate larger inertia force, the force is uniformly distributed along the filter bag 14, the action directions are alternately changed, so that a layer of denser dust layer on the surface of the filter bag 14 absorbs the vibration energy and becomes tightly attached to be loosely attached, the bonding force among dust particles is reduced, the dust particles are gradually converted into a fluid state, and finally fall off under the action of gravity. The device can effectively reduce residual dust load and wind resistance, obviously reduce the back blowing wind speed, and prolong the ash cleaning period, thereby prolonging the service life of the filter bag 14 and reducing the energy consumption of equipment. The problems that the dust removal is incomplete due to the fact that the dust at the outer side of the filter bag 14 is too heavy and the dust resistance is too large in the using process of the dust remover, so that the filtering resistance is too large, the filtering air quantity of a dust removing system is reduced, the power consumption is increased and the like can be effectively solved, the efficiency of the dust remover is improved, and the power consumption is reduced.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention designs the sound wave generator and the sound wave transducer, and can convert sound wave signals into mechanical vibration waves so as to drive the disc chuck to vibrate, and the dust blocks on the outer layer of the filter bag are loosened and fall off in a vibration mode to achieve the purpose of cleaning the filter bag.
2. The invention designs a secondary cleaning method for the dust loosened by vibration on the filter bag by using reverse airflow through the second inlet air.
3. The technical scheme of the invention is beneficial to making up the defect that a back flushing system is easy to damage, so that dust is easier to strip from the surface of the filter bag, the service life of the filter bag is prolonged, and the dust collection efficiency is improved.
4. The sound absorption layer is arranged in the shell, so that the noise generated in the working process of the bag type dust collector can be absorbed, and the noise emission of equipment is reduced.
5. By adopting the technical scheme of the invention, the cleaning is cleaner, the impact damage of the cleaning mode in the prior art to a mechanical structure is reduced, the problems that the residual dust on the outer side of the filter bag is too heavy and the residual dust resistance is too large in the use process of the dust remover, so that the ash removal is not thorough, the filter resistance is too large, the filter air quantity of a dust removal system is reduced, the power consumption is increased and other bad phenomena are effectively solved, and the efficiency of the dust remover is improved and the energy consumption is reduced.
The embodiments in the above embodiments can be further combined or replaced, and the embodiments are only used for describing the preferred embodiments of the present invention, and do not limit the concept and scope of the present invention, and various changes and modifications made to the technical solution of the present invention by those skilled in the art without departing from the design idea of the present invention belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a bag collector, includes acoustic generator, connects acoustic transducer, casing on acoustic generator, sets up the flower disc in the casing, its characterized in that: when the dust is cleaned, the output of the sound wave generator is converted into mechanical waves by the sound wave transducer, and the faceplate is driven to vibrate, so that the dust blocks are loosened.
2. A bag house as defined in claim 1, wherein: the flower disc clamping device is characterized in that a base is arranged in the shell, the flower disc is installed on the base, a plurality of buffering mechanisms are arranged between the base and the flower disc and are evenly arranged between the flower disc and the base.
3. A bag house as defined in claim 2, wherein: the buffer mechanism is a buffer spring, one end of the buffer spring is arranged to be connected with the swing supporting part of the machine base, and the other end of the buffer spring is arranged to be in a spiral structure to be connected with the flower disc.
4. A bag house as defined in claim 3, wherein: and the inner wall of the shell is also provided with a silencing layer.
5. A bag house as defined in claim 4, wherein: the shell is provided with a first air inlet for blowing in dusty airflow, a second air inlet for blowing in fresh air, an air outlet and an ash discharge port.
6. A bag house as defined in claim 5, wherein: the air outlet is provided with the air-out pipeline, the air-out pipeline includes first pipeline and second pipeline, first pipeline and second air intake UNICOM, the centre is provided with the check valve, second pipeline and outside UNICOM.
7. A bag house as defined in claim 6, wherein: the dust-containing gas is characterized in that a wave guide is arranged on the faceplate, a bag cage is arranged below the faceplate, a filter bag is sleeved on the bag cage, the faceplate is used for installing and fixing the bag cage and the filter bag and transmitting vibration mechanical waves to the bag cage and the filter bag through the wave guide, the dust-containing gas passes through the filter bag, drops part of large-particle dust to a dust discharge port, is adhered to the outside of the filter bag, and is discharged through an air outlet in the shell.
8. A bag house as defined in claim 7, wherein: wave-guide one end is connected with sound wave transducer, and the other end setting is on the flower disc, the wave-guide has been arranged the excitation point near one end of flower disc, the wave-guide is a plurality of, and the symmetry sets up on the flower disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211218793.5A CN115400510A (en) | 2022-10-07 | 2022-10-07 | Bag type dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211218793.5A CN115400510A (en) | 2022-10-07 | 2022-10-07 | Bag type dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115400510A true CN115400510A (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211218793.5A Pending CN115400510A (en) | 2022-10-07 | 2022-10-07 | Bag type dust collector |
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| Country | Link |
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| CN (1) | CN115400510A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201921608U (en) * | 2010-12-31 | 2011-08-10 | 山东岱霖环保科技有限公司 | Multi-sound wave combined dedusting long bag type deduster |
| CN201959671U (en) * | 2010-11-29 | 2011-09-07 | 江苏紫光吉地达环境科技股份有限公司 | Bag filter with ultrasonic backwashing function |
| CN204337921U (en) * | 2014-11-27 | 2015-05-20 | 江苏康洁环境工程有限公司 | With the Combined-type air blowback bag filter of air cleaning unit |
| CN205308008U (en) * | 2015-12-17 | 2016-06-15 | 常州市新武机械有限公司 | Ultrasonic wave shakes and makes formula dust remover |
| CN107281836A (en) * | 2017-07-17 | 2017-10-24 | 盐城市劲风节能环保设备有限公司 | A kind of noise reduction dust arrester |
| CN208587918U (en) * | 2018-07-19 | 2019-03-08 | 北京中科声威科技发展有限公司 | A kind of high-power siren acoustic wave ash ejector of alternative steam sootblower |
| CN209714553U (en) * | 2019-03-09 | 2019-12-03 | 安徽明天节能环保工程有限公司 | A kind of pulsed bag filter |
| CN212881503U (en) * | 2020-07-31 | 2021-04-06 | 河南恒昌再生资源有限公司 | Smoke and dust clean system is disassembled to circuit board components and parts |
-
2022
- 2022-10-07 CN CN202211218793.5A patent/CN115400510A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201959671U (en) * | 2010-11-29 | 2011-09-07 | 江苏紫光吉地达环境科技股份有限公司 | Bag filter with ultrasonic backwashing function |
| CN201921608U (en) * | 2010-12-31 | 2011-08-10 | 山东岱霖环保科技有限公司 | Multi-sound wave combined dedusting long bag type deduster |
| CN204337921U (en) * | 2014-11-27 | 2015-05-20 | 江苏康洁环境工程有限公司 | With the Combined-type air blowback bag filter of air cleaning unit |
| CN205308008U (en) * | 2015-12-17 | 2016-06-15 | 常州市新武机械有限公司 | Ultrasonic wave shakes and makes formula dust remover |
| CN107281836A (en) * | 2017-07-17 | 2017-10-24 | 盐城市劲风节能环保设备有限公司 | A kind of noise reduction dust arrester |
| CN208587918U (en) * | 2018-07-19 | 2019-03-08 | 北京中科声威科技发展有限公司 | A kind of high-power siren acoustic wave ash ejector of alternative steam sootblower |
| CN209714553U (en) * | 2019-03-09 | 2019-12-03 | 安徽明天节能环保工程有限公司 | A kind of pulsed bag filter |
| CN212881503U (en) * | 2020-07-31 | 2021-04-06 | 河南恒昌再生资源有限公司 | Smoke and dust clean system is disassembled to circuit board components and parts |
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