CN117379890A - Closed type gravity center transfer collision pulse spraying filter cylinder ash removal system - Google Patents

Closed type gravity center transfer collision pulse spraying filter cylinder ash removal system Download PDF

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Publication number
CN117379890A
CN117379890A CN202311358054.0A CN202311358054A CN117379890A CN 117379890 A CN117379890 A CN 117379890A CN 202311358054 A CN202311358054 A CN 202311358054A CN 117379890 A CN117379890 A CN 117379890A
Authority
CN
China
Prior art keywords
cylindrical support
air
filter
air flow
filter cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202311358054.0A
Other languages
Chinese (zh)
Inventor
方喜峰
徐鹏举
董亚栋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu University of Science and Technology
Original Assignee
Jiangsu University of Science and Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu University of Science and Technology filed Critical Jiangsu University of Science and Technology
Priority to CN202311358054.0A priority Critical patent/CN117379890A/en
Publication of CN117379890A publication Critical patent/CN117379890A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2411—Filter cartridges
    • 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
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
    • 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
    • B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • 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
    • B01D46/66—Regeneration of the filtering material or filter elements inside the filter
    • B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
    • B01D46/71—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with pressurised gas, e.g. pulsed air
    • 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
    • B01D46/66—Regeneration of the filtering material or filter elements inside the filter
    • B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
    • B01D46/72—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with backwash arms, shoes or nozzles
    • 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

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention discloses a closed type gravity center transfer collision pulse jet filter cylinder ash removal system, which comprises a shell, an upper cavity and a lower cavity, wherein the upper cavity and the lower cavity are arranged in the shell, a filter cylinder is arranged in the lower cavity, a cylindrical support arranged above the filter cylinder, an air flow pipeline with one end arranged above the cylindrical support, an air flow baffle plate surrounding the air flow pipeline and sliding up and down along the air flow pipeline, and a nozzle connected with the output end of the air flow pipeline are arranged in the upper cavity, the cylindrical support and the filter cylinder are coaxially arranged, and an opening communicated with the inside of the upper cavity is arranged at the top of the cylindrical support; the nozzle extends into the interior of the cylindrical support, and the airflow baffle is positioned above the nozzle and the cylindrical support. In the filtering state, the airflow baffle is separated from the top of the cylindrical support, and the air enters the cylindrical support after being filtered by the filter cartridge from the air inlet, flows into the upper cavity and flows out from the air outlet; in the ash removing state, the air flow pipeline is connected, the air flow partition plate slides downwards and covers the top of the cylindrical support, the filter cylinder and the upper cavity are sealed, and the nozzle sprays air to remove ash from the filter cylinder.

Description

Closed type gravity center transfer collision pulse spraying filter cylinder ash removal system
Technical Field
The invention relates to the technical field of dust treatment equipment, in particular to a closed type gravity center transfer collision pulse spray filter cylinder ash removal system.
Background
The filtering dust removing system is used as an efficient separating device, is suitable for various production and scientific research fields, and is used for keeping the ash removing persistence of equipment, frequent cleaning of dust attached to the wall of a filter tube is required, the existing ash removing system adopts a valve to convey compressed gas for back blowing, but is influenced by the blowing direction and high-speed air flow, and the top of the filter tube close to a spray head cannot obtain enough pressure to blow off the dust, so that the problem of uneven ash removing is caused. Part of the dust remover is solved by means of the arrangement mode of the upper nozzle and the lower nozzle, but the lower nozzle is positioned in a dust accumulation space, and the problem of reduced sealing performance of the filter cylinder is caused. In addition, most of the existing ash removal systems have the problem of pressure dissipation, in the ash removal process, the air outlet fan pumps compressed gas away from the filtering structure, so that the pressure value of the wall of the filtering cylinder is reduced, and the ash removal force is small.
Disclosure of Invention
The invention aims to: aiming at the defects that the upper part of a filter cylinder cannot be fully cleaned and the whole cleaning force of the existing cleaning system is small, the invention provides a closed type gravity center shifting collision pulse spray filter cylinder cleaning system.
The technical scheme is as follows: in order to solve the problems, the invention adopts a closed gravity center transfer collision pulse spray filter cylinder ash removal system, which comprises a shell, wherein an upper cavity and a lower cavity positioned below the upper cavity are arranged in the shell, the upper cavity is provided with an air outlet, and the lower cavity is provided with an air inlet; a plurality of filter cartridges are arranged in the lower cavity, a cylindrical support arranged above the filter cartridges, an air flow pipeline with one end positioned above the cylindrical support, an air flow partition plate surrounding the air flow pipeline and sliding up and down along the air flow pipeline, and a nozzle connected with the output end of the air flow pipeline are arranged in the upper cavity, the cylindrical support and the filter cartridges are coaxially arranged, and a first opening communicated with the inside of the upper cavity is arranged at the top of the cylindrical support; the nozzle extends to the inside of the cylindrical support, and the airflow baffle plate is positioned above the nozzle and the cylindrical support;
in the filtering state, the airflow baffle is separated from the top of the cylindrical support, and the air enters the cylindrical support after being filtered by the filter cartridge from the air inlet, flows into the upper cavity and flows out from the air outlet; in the ash removing state, the air flow pipeline is connected, the air flow partition plate slides downwards and covers the top of the cylindrical support, the filter cylinder and the upper cavity are sealed, and the nozzle sprays air to remove ash from the filter cylinder.
Further, the upper cavity and the lower cavity are separated by a filter cartridge mounting plate, the filter cartridge is fixedly mounted on the filter cartridge mounting plate, and a second opening for allowing gas in the filter cartridge to enter the cylindrical support is formed in the filter cartridge mounting plate.
Further, the air flow separator comprises an air accommodating cavity, a separator body connected with the air accommodating cavity and a spring sleeved on the air flow pipeline; one end of the spring is fixedly connected with the partition plate body, and the other end of the spring is fixed on the gas pipeline; the gas in the gas pipeline enters the gas accommodating cavity through the air holes and the diversion holes to press the baffle plate body down to the top of the cylindrical support; when no gas exists in the gas flow pipeline, the baffle plate body is separated from the cylindrical support under the action of the spring.
Further, an ash receiving box positioned below the filter cylinder is arranged in the lower cavity, and a convex anti-overflow plate is arranged on one side of the ash receiving box.
Further, an air supply device is arranged on the outer side face of the shell, the air flow pipeline is connected with the air supply device, and an electromagnetic valve is arranged between the air flow pipeline and the air supply device.
Furthermore, the nozzle adopts a Laval nozzle structure, three annularly distributed nozzles are arranged in the cylindrical support, the nozzles incline inwards, and the output directions of the nozzles intersect at a point in the filter cylinder.
Further, the interval time of the air blown by the nozzle is smaller than the escape time of the last blown air mass in the filter cylinder.
Further, a filter screen covering the side surface of the filter cartridge is arranged in the filter cartridge, the upper part and the lower part of the filter screen are in axisymmetric structures, and a filter screen baffle surrounding the side surface of the filter cartridge is arranged at the part of the filter cartridge, which is close to the upper cavity.
Further, the air inlet is arranged on the side face of the lower cavity, and the air outlet is arranged on the top of the upper cavity.
Further, a guide plate is arranged between the air inlet and the filter cylinder, the guide plate is fixed on the filter cylinder mounting plate, the guide plate is parallel to the side surface where the air inlet is positioned, a gap is reserved between the guide plate and the bottom of the lower cavity, and gas enters one side where the filter cylinder is positioned through the gap.
The beneficial effects are that: compared with the prior art, the invention has the remarkable advantages that (1) a closed structure is formed by the bracket and the airflow partition plate structure in the ash cleaning state, so that the gas dissipation in ash cleaning is reduced, and the ash cleaning force is enhanced; (2) The filter screen baffle is arranged, so that dust accumulation on the upper part of the filter cartridge is reduced, and dust is prevented from directly entering a surrounding space to be attached to the surface of an adjacent filter cartridge when the dust is removed; (3) Jetting air through the nozzle to make the ash cleaning air flow collide in the filter cylinder to further strengthen the ash cleaning effect; (4) The filter screen in the filter cylinder adopts an up-down symmetrical structure, and when more dust is accumulated at the lower part of the filter screen, the filter screen can be directly turned over for continuous use, so that the utilization rate of the filter cylinder is improved.
Drawings
FIG. 1 is a side view of the overall construction of a filter cartridge ash removal system of the present invention;
FIG. 2 is a front view of the overall structure of the filter cartridge ash removal system of the present invention;
FIG. 3 is a schematic view of an air flow separator according to the present invention;
fig. 4 is a schematic view of the structure of the air supply device of the present invention.
Detailed Description
As shown in fig. 1 and 2, the closed gravity center transfer pulse-collision spray filter cylinder ash removal system in the embodiment comprises a cuboid housing 1, wherein an upper cavity 11 and a lower cavity 12 are arranged in the housing 1, the upper cavity 11 and the lower cavity 12 are separated by a filter cylinder mounting plate 13, an air outlet 4 is arranged at the top of the upper cavity 11, and an air inlet 3 is arranged on the side surface of the lower cavity 12. Two filter cartridges 2 are installed in the lower cavity 12, and in practical application, the number of filter cartridges can be increased, for example, four, six and eight filter cartridges are provided. The filter screen 21 covering the side surface of the filter cartridge 2 is arranged in the filter cartridge 2, the upper part and the lower part of the filter screen 21 are in axisymmetric structures, after the filter cartridge 2 is used for a period of time, the lower part is more in accumulated ash and the upper part is less in accumulated ash, at the moment, the filter cartridge 2 can be turned over to be used continuously, and the filter screen in the embodiment adopts a pleated filter screen. The bottom of the lower cavity 12 is provided with an ash receiving box 9 positioned below the filter cylinder 2, one side of the ash receiving box 9 is provided with a convex overflow-preventing plate, and the ash receiving box 9 adopts a drawing design.
The filter cartridge 2 is fixedly mounted on a cartridge mounting plate 13, and the cartridge mounting plate 13 is provided with an opening for gas in the filter cartridge 2 to enter the upper chamber 11. The part of the filter cartridge 2 adjacent to the upper chamber 11 is provided with a screen baffle 7 surrounding the side of the filter cartridge 2, the screen baffle 7 being of a length less than the length of the filter cartridge 2 and the screen baffle 7 being spaced from the side of the filter cartridge 2. The filter screen baffle 7 can block a part of gas to be filtered from entering the upper part of the filter cartridge 2, so that the dust accumulation on the upper part of the filter cartridge 2 is reduced; meanwhile, when ash is removed, the sprayed dust is prevented from directly entering the surrounding space and adhering to the surface of the adjacent filter cylinder 2, but is discharged from the lower part of the filter cylinder 2, and part of the dust directly enters the ash receiving box 9 under the action of gravity. A guide plate 10 is arranged between the air inlet 3 and the filter cylinder 2, the guide plate 10 is fixed on the filter cylinder mounting plate 13, the guide plate 10 is parallel to the side surface where the air inlet 3 is positioned, a gap 14 is reserved between the guide plate 10 and the ash receiving box 9, and gas enters the side where the filter cylinder 2 is positioned through the gap 14. The arrangement of the guide plate 10 guides the gas to be filtered to subside downwards, so that on one hand, dust in a part of the gas can enter the ash receiving box 9 by means of gravity, and on the other hand, the contact area and contact time between the gas and the filter cylinder 2 can be increased, and the filtering efficiency is improved.
A cylindrical support 8 which is coaxially arranged with the filter cartridge 2 and is open at the top is arranged in the upper cavity 11, and the cylindrical support 8 surrounds the periphery of the opening on the filter cartridge mounting plate 13. Three annularly-distributed nozzles 5 are arranged in the cylindrical support 8, the three nozzles 5 incline inwards, the output direction of the nozzles 5 intersects with one point in the filter cylinder 2, gas is guaranteed to enter the filter cylinder 2, a conical air diffuser is arranged in the nozzles 5, and the Laval nozzle structure is adopted, so that the pressure of the gas sprayed out of the nozzles 5 is increased, and the ash removal force is improved; through the arrangement of the air diffuser and the nozzle, the entrainment quantity of the air flow is improved, the pulse jet flow is accelerated to diffuse, the air flow can be stabilized, the uniformity and stability of the jet flow are improved, and the nozzle can also use a supersonic nozzle, an annular gap nozzle and the like. When the ash is removed, the interval time of the spraying of the nozzle 5 is set to be smaller than the dissipation and disappearance time of the sprayed air clusters in the filter cylinder 2, so that the two air clusters collide with each other in the filter cylinder, the ash removing effect on the filter cylinder is further enhanced, and the ash removing strength can be improved by at least 6.5% by adopting the multi-pulse spraying mode.
The input end of the nozzle 5 is connected with the air flow pipeline 53, an air flow partition plate 6 capable of sliding up and down along the air flow pipeline 53 is sleeved on one end of the air flow pipeline 53, which is close to the nozzle, as shown in fig. 3, the air flow partition plate 6 comprises an air accommodating cavity 61, a partition plate body 62 and a spring 63 sleeved on the air flow pipeline 53, a bayonet for the partition plate body 62 to be clamped in is arranged at the lower part of the air accommodating cavity 61, one end of the partition plate body 62 is clamped in the bayonet for fixing, one end of the spring 63 is fixedly connected with the partition plate body 62, and the other end of the spring 63 is fixed on the air flow pipeline. The gas containing cavity 61 is internally provided with a diversion hole 64, the gas pipeline 53 is provided with a gas hole with the matched position of the diversion hole 64, gas in the gas pipeline 53 enters the gas containing cavity 61 through the gas hole and the diversion hole 64 to press down the baffle plate body 62 to the top of the cylindrical support 8, and as the gas is sprayed out of the gas nozzle 5, the upper side and the lower side of the gas baffle plate 6 form a gas pressure difference, and the gas flow baffle plate 6 is further driven to be pressed down to the top of the cylindrical support 8; when no gas is in the gas flow pipe 53, the partition plate body 62 is separated from the cylindrical support 8 by the spring 63. A limiting block is also arranged above the gas accommodating cavity 61 and is used for limiting the position of the airflow baffle plate 6 in a non-ash-cleaning state. As shown in fig. 4, the outer side surface of the housing 1 is provided with an air supply device 52, an air flow pipe 53 is connected with the air supply device 52, an electromagnetic valve 51 is arranged between the air flow pipe 53 and the air supply device 52, and the air supply device 52 is cylindrical and has a plurality of interfaces connected with the air flow pipe 53.
When the filter cartridge is in the filtering state, the airflow baffle 6 is separated from the top of the cylindrical support 8 under the action of the spring 63, and at this time, the air enters the cylindrical support 8 and flows into the upper cavity 11 after being filtered by the filter cartridge 2 from the air inlet 3, and flows out from the air outlet 4. In the ash removing state, the electromagnetic valve 51 is opened, the air supply device 52 supplies air to the nozzle 5 through the air flow pipeline 53, the air flow partition plate 6 falls down and seals the top of the cylindrical support 8, so that the filter cartridge 2 and the cylindrical support 8 form a sealing structure, and the nozzle 5 sprays air to remove ash from the filter cartridge 2; the filter cylinder 2 and the cylindrical support 8 form a closed structure, so that the gas dissipation is reduced, the pressure of the gas on the filter cylinder is increased, and the ash removal force is improved. When one filter cylinder is used for ash removal, the other filter cylinder can continue to filter, so that the equipment is not stopped due to ash removal.

Claims (10)

1. The closed type gravity center transfer pulse collision spray filter cylinder ash removal system is characterized by comprising a shell (1), wherein an upper cavity (11) and a lower cavity (12) positioned below the upper cavity (11) are arranged in the shell (1), the upper cavity (11) is provided with an air outlet (4), and the lower cavity (12) is provided with an air inlet (3); a plurality of filter cartridges (2) are installed in the lower cavity (12), a cylindrical support (8) positioned above the filter cartridges (2), an air flow pipeline (53) with one end positioned above the cylindrical support (8), an air flow baffle (6) which surrounds the air flow pipeline (53) and slides up and down along the air flow pipeline, and a nozzle (5) connected with the output end of the air flow pipeline (53) are arranged in the upper cavity (11), the cylindrical support (8) and the filter cartridges (2) are coaxially arranged, and a first opening communicated with the inside of the upper cavity (11) is formed in the top of the cylindrical support (8); the nozzle (5) extends into the cylindrical support (8), and the airflow partition plate (6) is positioned above the nozzle (5) and the cylindrical support (8);
in the filtering state, the airflow baffle plate (6) is separated from the top of the cylindrical support (8), and air enters the cylindrical support (8) and flows into the upper cavity (11) after being filtered by the filter cartridge (2) from the air inlet (3) and flows out from the air outlet (4); in the ash removal state, an airflow pipeline (53) is connected, an airflow baffle plate (6) slides downwards and covers the top of the cylindrical support (8), the filter cylinder (2) and the upper cavity (11) are closed, and the nozzle (5) sprays gas to remove ash from the filter cylinder (2).
2. The closed center of gravity shifting collision pulse jet cartridge ash removal system as defined in claim 1, wherein the upper chamber (11) and the lower chamber (12) are separated by a cartridge mounting plate (13), the cartridge (2) is fixedly mounted on the cartridge mounting plate (13), and a second opening for gas in the cartridge (2) to enter the cylindrical support (8) is formed in the cartridge mounting plate (13).
3. The closed type gravity center shifting collision pulse jet filter cartridge ash removal system according to claim 1, wherein the airflow partition plate (6) comprises a gas accommodating cavity (61), a partition plate body (62) connected with the gas accommodating cavity (61), and a spring (63) sleeved on the airflow pipeline (53); one end of the spring (63) is fixedly connected with the baffle plate body (62), and the other end of the spring (63) is fixed on the gas pipeline (53); a flow dividing hole (64) is formed in the gas accommodating cavity (61), air holes matched with the flow dividing hole (64) in position are formed in the air flow pipeline (53), and gas in the air flow pipeline (53) enters the gas accommodating cavity (61) through the air holes and the flow dividing hole (64) to press the baffle body (62) down to the top of the cylindrical support (8); when no gas exists in the gas flow pipeline (53), the partition plate body (62) is separated from the cylindrical support (8) under the action of the spring (63).
4. The closed type gravity center shifting collision pulse jet filter cartridge ash removal system as claimed in claim 1, wherein an ash receiving box (9) positioned below the filter cartridge (2) is arranged in the lower cavity (12), and a convex anti-overflow plate is arranged on one side of the ash receiving box (9).
5. The closed type gravity center shifting collision pulse jet filter cartridge ash removal system according to claim 1, wherein an air supply device (52) is arranged on the outer side face of the shell (1), an air flow pipeline (53) is connected with the air supply device (52), and an electromagnetic valve (51) is arranged between the air flow pipeline (53) and the air supply device (52).
6. The closed type gravity center shifting collision pulse jet filter cylinder ash cleaning system as claimed in claim 1, characterized in that the nozzle (5) adopts a Laval nozzle structure, three annularly distributed nozzles (5) are arranged in the cylindrical support (8), the nozzles (5) incline inwards, and the output directions of the nozzles (5) intersect at one point in the filter cylinder (2).
7. The closed center of gravity shifting impinging pulse jet cartridge ash removal system of claim 6, characterized in that the interval time of the air injection from the nozzle (5) is smaller than the escape time of the last air injection mass in the cartridge (2).
8. The ash removal system of the closed type gravity center shifting collision pulse jet filter cartridge according to claim 1, wherein a filter screen (21) covering the side face of the filter cartridge (2) is arranged in the filter cartridge (2), the upper part and the lower part of the filter screen (21) are in axisymmetric structures, and a filter screen baffle (7) surrounding the side face of the filter cartridge (2) is arranged at the part, close to the upper cavity (11), of the filter cartridge (2).
9. The closed type gravity center shifting collision pulse jet filter cylinder ash removal system according to claim 2, wherein the air inlet (3) is arranged on the side surface of the lower cavity (12), and the air outlet (4) is arranged on the top of the upper cavity (11).
10. The closed type gravity center shifting collision pulse jet filter cartridge ash removal system according to claim 9, characterized in that a guide plate (10) is arranged between the air inlet (3) and the filter cartridge (2), the guide plate (10) is fixed on the filter cartridge mounting plate (13), the guide plate (10) is parallel to the side surface where the air inlet (3) is located, a gap (14) is reserved between the guide plate (10) and the bottom of the lower cavity (13), and gas enters the side where the filter cartridge (2) is located through the gap (14).
CN202311358054.0A 2023-10-19 2023-10-19 Closed type gravity center transfer collision pulse spraying filter cylinder ash removal system Pending CN117379890A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311358054.0A CN117379890A (en) 2023-10-19 2023-10-19 Closed type gravity center transfer collision pulse spraying filter cylinder ash removal system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311358054.0A CN117379890A (en) 2023-10-19 2023-10-19 Closed type gravity center transfer collision pulse spraying filter cylinder ash removal system

Publications (1)

Publication Number Publication Date
CN117379890A true CN117379890A (en) 2024-01-12

Family

ID=89435484

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311358054.0A Pending CN117379890A (en) 2023-10-19 2023-10-19 Closed type gravity center transfer collision pulse spraying filter cylinder ash removal system

Country Status (1)

Country Link
CN (1) CN117379890A (en)

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