CN116422071B - Corrosion-resistant high-temperature-resistant dedusting filter bag and installation method - Google Patents
Corrosion-resistant high-temperature-resistant dedusting filter bag and installation method Download PDFInfo
- Publication number
- CN116422071B CN116422071B CN202310558048.3A CN202310558048A CN116422071B CN 116422071 B CN116422071 B CN 116422071B CN 202310558048 A CN202310558048 A CN 202310558048A CN 116422071 B CN116422071 B CN 116422071B
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- Prior art keywords
- ring
- bag body
- resistant
- corrosion
- seat
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- 238000005260 corrosion Methods 0.000 title claims abstract description 16
- 230000007797 corrosion Effects 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000009434 installation Methods 0.000 title abstract description 6
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 239000000725 suspension Substances 0.000 claims abstract description 16
- 239000000428 dust Substances 0.000 claims description 12
- 230000001174 ascending effect Effects 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000005253 cladding Methods 0.000 claims 1
- 239000004744 fabric Substances 0.000 abstract description 16
- 238000001914 filtration Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000005570 vertical transmission Effects 0.000 description 1
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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2265/00—Casings, housings or mounting for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2265/02—Non-permanent measures for connecting different parts of the filter
- B01D2265/024—Mounting aids
-
- 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)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention belongs to the field of filter bags, and particularly relates to a corrosion-resistant high-temperature-resistant dedusting filter bag and an installation method thereof, wherein the filter bag comprises a bag body and a cage frame mechanism, the cage frame mechanism comprises a ring frame which is arranged in a level manner, a vertical rod penetrates through the ring frame, the bottom of the vertical rod is connected to a bottom support ring, an independent upper support piece is arranged at the top of the vertical rod, an upper support ring with an arc-shaped edge is arranged at the corner of the upper support piece, and the bag body is coated on the peripheries of the upper support ring, the ring frame and the bottom support ring; the lower part of the upper part of the bag body is respectively provided with a suspension mechanism and a direction regulating mechanism, the upper part and the lower part of the bag body can be driven to synchronously rotate, and gas entering from the lower part during rotation acts on different positions of the bag body in the floating process, so that the problem of overweight loss of the single-position filter cloth of the traditional fixed bag body is solved. When the bag body is lifted upwards, the corrugated cylinder can stretch and deform, so that the transmission distance of gas floating is improved on one hand, and the vertical filtering position of the filter cloth of the filter bag body can be switched on the other hand.
Description
Technical Field
The invention relates to the field of filter bags, in particular to a corrosion-resistant high-temperature-resistant dedusting filter bag and an installation method.
Background
The filter bag is a key part in the operation process of the bag type dust collector, and has excellent chemical property stability and heat resistance.
The prior art has the following problems:
when the filter bag is subjected to high-temperature corrosive gas treatment, as the gas flow direction is constant, the gas is always acted on a single position of the filter cloth of the bag body after floating upwards, excessive loss is easy to occur in the single position of the filter cloth of the bag body, the loss rate of the filter cloth of the bag body of the rest part is lower, but the filter cloth of the filter bag needs to be replaced in time after being damaged in the single position of the filter bag body, so that the cleanliness of the discharged gas after filtration can be ensured, the service life of the existing fixed filter bag is lower, and the defects exist.
Disclosure of Invention
Object of the invention
In order to solve the technical problems in the background technology, the invention provides the corrosion-resistant high-temperature-resistant dedusting filter bag which has the characteristics of rotary installation design, balanced influence of gas on each position of the filter cloth of the bag body and prolonged service life of the filter bag.
(II) technical scheme
In order to solve the technical problems, the invention provides a corrosion-resistant high-temperature-resistant dedusting filter bag, which comprises a bag body and a cage frame mechanism, wherein the cage frame mechanism comprises a ring frame which is arranged in a level way, a vertical rod penetrates through the ring frame, the bottom of the vertical rod is connected to a bottom support ring, an independent upper support piece is arranged at the top of the vertical rod, an upper support ring with an arc-shaped edge is arranged at the corner of the upper support piece, and the bag body is coated on the peripheries of the upper support ring, the ring frame and the bottom support ring;
the steering mechanism comprises a flange end seat, a steering ring seat is arranged at the top of the flange end seat, a rotatable steering ring is arranged in a ring groove formed in the steering ring seat, and a belt pulley is coated on the periphery of the steering ring;
a corrugated cylinder is arranged between the bottom support ring and the direction-adjusting ring.
Preferably, a helical blade is connected between the bottom support ring and the upper support piece, and the helical direction is the same as the ascending airflow direction.
Preferably, the direction adjusting mechanism, the corrugated cylinder and the bag body are arranged coaxially, and the hollow cavity is an airflow rising channel.
Preferably, the corrugated tube is a stretchable and deformable corrugated tube.
Preferably, the suspension mechanism comprises an upper shaft seat arranged at the top of the bag body, a suspension plate connected with an external lifting device is arranged above the upper shaft seat, and a movable shaft arranged at the bottom of the suspension plate is arranged in an inner cavity of the upper shaft seat.
Preferably, the direction-adjusting ring and the upper shaft seat synchronously rotate along the direction-adjusting ring seat and the movable shaft respectively.
Preferably, the direction-adjusting ring and the attaching end surface of the direction-adjusting ring seat are reserved with double-layer gaps, the inner-layer gaps are provided with inner slip rings, and the outer-layer gaps are provided with outer slip rings.
Preferably, the outer wall of the belt pulley is provided with a concave belt groove, and a belt connected with an external driving device is arranged in the belt groove.
The application also provides a method for installing the corrosion-resistant high-temperature-resistant dedusting filter bag, which comprises the following steps:
step one, checking connection stability among a cage mechanism, the bag body, the corrugated cylinder, a direction adjusting mechanism and a suspension mechanism;
connecting a pipeline at the bottom of the flange end seat to an air inlet pipeline of the dust removal system, connecting the pipeline through a matched bolt of an attached flange plate, and adding a seal at the connecting position;
step three, connecting the suspension plate to an external lifting device, and hoisting the upper part of the bag body;
and step four, sleeving a belt connected with an external driving device on the periphery of the belt pulley, and providing the rotation power of the steering ring.
The technical scheme of the invention has the following beneficial technical effects:
1. the lower part of the upper part of the bag body is respectively provided with a suspension mechanism and a direction regulating mechanism, the upper part and the lower part of the bag body can be driven to synchronously rotate, and gas entering from the lower part during rotation acts on different positions of the bag body in the floating process, so that the problem of overweight loss of the single-position filter cloth of the traditional fixed bag body is solved.
2. When the bag body is lifted upwards, the corrugated cylinder can stretch and deform, so that the transmission distance of gas floating is improved on one hand, and the vertical filtering position of the filter cloth of the filter bag body can be switched on the other hand, so that the upper part and the lower part of the filter cloth of the bag body can be fully utilized.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the cage mechanism of the present invention;
FIG. 4 is a schematic diagram of a steering mechanism according to the present invention;
fig. 5 is a schematic diagram of an embodiment of the present invention.
Reference numerals:
1. a bag body; 21. a ring frame; 22. a vertical rod; 23. a bottom support ring; 24. an upper support member; 25. a supporting ring is arranged; 3. a helical blade; 4. a corrugated tube; 51. a flange end seat; 52. a direction-adjusting ring seat; 521. an inner slip ring; 522. an outer slip ring; 53. a steering ring; 54. a belt pulley; 61. an upper shaft seat; 62. a loose axle; 63. and (5) suspending the plate.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
As shown in fig. 1-4, the corrosion-resistant high-temperature-resistant dedusting filter bag provided by the invention comprises a bag body 1 and a cage mechanism, wherein the cage mechanism comprises a ring frame 21 which is arranged in a level way, a vertical rod 22 penetrates through the ring frame 21, the bottom of the vertical rod 22 is connected to a bottom support ring 23, an independent upper support piece 24 is arranged at the top, an upper support ring 25 with an arc-shaped edge is arranged at the corner of the upper support piece 24, and the bag body 1 is coated on the peripheries of the upper support ring 25, the ring frame 21 and the bottom support ring 23;
the direction-adjusting mechanism comprises a flange end seat 51, a direction-adjusting ring seat 52 is arranged at the top of the flange end seat 51, a rotatable direction-adjusting ring 53 is arranged in a ring groove formed in the direction-adjusting ring seat 52, and a belt pulley 54 is coated on the periphery of the direction-adjusting ring 53;
a bellows 4 is arranged between the bottom support ring 23 and the direction-adjusting ring 53.
It should be noted that: the direction adjusting mechanism, the corrugated cylinder 4 and the bag body 1 are coaxially arranged, the hollow cavity is an airflow ascending channel, gas is transmitted from bottom to top, high-temperature corrosive gas is transmitted to the filter cloth layer of the bag body 1 for dust removal and filtration, and gas treatment is carried out.
In this embodiment, the direction-adjusting ring 54 is installed in the ring groove of the direction-adjusting ring seat 52, so that the upper bag body 1 can be driven to rotate synchronously, and the gas entering from the lower part during rotation acts on different positions of the bag body 1 in the floating process, so as to solve the problem of excessive loss of the filter cloth at a single position of the conventional fixed bag body 1.
Further, improve the filter bag inner chamber, traditional filter bag inner chamber is hollow design, and the direction of gas come-up is free, installs helical blade 3 between bottom stay ring 23 and upper stay piece 24, and helical direction is the same with the air current direction that rises, changes the vertical transmission path that rises of gas into the spiral and rises, because helical blade 3 level sets up the helicoidal to the slope of bag body 1 direction, at the gas come-up in-process, along different helicoidal inclined wall to bag body 1 diffusion, makes things convenient for gas to act on the 1 filter cloth of bag body and carries out dust removal filtration.
In another embodiment, the corrugated tube 4 is a corrugated tube capable of stretching and deforming, the corrugated tube is vertically arranged, the outer wall of the corrugated tube is corrugated, the gas conveying distance of the corrugated tube 4 can be prolonged due to the deformation characteristic of the corrugated tube, after the distance is increased, the gas floating direction can be adjusted in an auxiliary mode, gas acts on different vertical positions of the filter cloth of the bag body 1, floating gas can be handled at different height positions of the filter cloth of the bag body 1, and the effective utilization area of the filter cloth of the bag body 1 is improved.
The suspension mechanism comprises an upper shaft seat 61 arranged at the top of the bag body 1, a suspension plate 63 connected with an external lifting device is arranged above the upper shaft seat 61, a movable shaft 62 arranged at the bottom of the suspension plate 63 is arranged in an inner cavity of the upper shaft seat 61, and the upper shaft seat 61 rotates along the periphery of the movable shaft 62 along with the rotation of the bag body 1.
The method for installing the corrosion-resistant high-temperature-resistant dedusting filter bag comprises the following steps of:
step one, checking connection stability among the cage mechanism, the bag body 1, the corrugated cylinder 4, the direction adjusting mechanism and the suspension mechanism;
connecting a pipeline at the bottom of the flange end seat 51 to an air inlet pipeline of the dust removal system, connecting the pipeline through an attached flange plate matched bolt, and adding a seal at the connecting position;
step three, connecting the suspension plate 63 to an external lifting device, and hoisting the upper part of the bag body 1;
and step four, sleeving a belt connected with an external driving device on the periphery of the belt pulley 54 to provide the rotation power of the steering ring 53.
As an example of rotation of the steering ring 53: the power comes from the external driving device matched with the belt pulley 54, the outer wall of the belt pulley 54 is provided with a concave belt groove, a belt connected with the external driving device is arranged in the belt groove, the driving device drives the belt to drive, and the direction-adjusting ring 53 connected with the belt pulley 54 is driven to rotate circumferentially in the direction-adjusting ring seat 54 to rotate the bag body 1.
It should be noted that: the direction-adjusting ring 53 and the upper shaft seat 61 rotate synchronously along the direction-adjusting ring seat 52 and the movable shaft 62 respectively, and the upper part and the lower part are provided with rotating structures, so that the rotating stability of the bag body 1 can be improved.
In order to improve the rotational flow of the steering ring 53 in the steering ring seat 52, a double-layer gap is left between the steering ring 53 and the attaching end surface of the steering ring seat 52, an inner slip ring 521 is provided in the inner layer gap, an outer slip ring 522 is provided in the outer layer gap, and auxiliary sliding is performed inside and outside.
As an example of stretching of the bellows 4: because the suspension plate 63 is connected with an external lifting device, the lifting device can lift the suspension plate 63 upwards to drive the bag body 1 to lift upwards, the bottom support ring 23 pulls the upper part of the corrugated cylinder 4, the corrugated cylinder 4 is unfolded, and the gas transmission distance of the section of the corrugated cylinder 4 is increased.
Wherein the lifting device is a scissor type lifting mechanism;
or the lifting device is of a cylinder type telescopic structure;
or alternatively; the lifting device is a hoisting device;
the bag body 1 can be lifted upwards, and the power of the stretching deformation of the corrugated cylinder 4 is provided.
As shown in fig. 5, as an example of the mounting work of the filter bag: two groups of bag bodies 1 are arranged, wherein the two bag bodies 1 are identical in configuration, air inlet ends are respectively connected to branch pipes of an air inlet pipeline of the dust removal system, and the two groups of bag bodies 1 are driven to synchronously rotate through a single belt at the output end of the driving device, so that the expansion and the installation of the filter bag are facilitated.
The supplementary ones are: the synchronous rotation of a plurality of filter bag bodies can be realized by changing the length of the belt and the power of the driving device, and the dust removal and filtration efficiency is improved.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explanation of the principles of the present invention and are in no way limiting of the invention. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention should be included in the scope of the present invention. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.
Claims (7)
1. The utility model provides a corrosion-resistant high temperature resistant dust removal filter bag, its characterized in that includes bag body (1) and cage mechanism, and cage mechanism includes ring frame (21) that the level set up, run through on ring frame (21) have montant (22), the bottom of montant (22) is connected to bottom stay ring (23), and installs independent upper stay piece (24) on the top, upper stay ring (25) that the edge is "arc structure" are installed at the corner of upper stay piece (24), bag body (1) cladding is in upper stay ring (25) ring frame (21) and the periphery of bottom stay ring (23);
the direction-adjusting mechanism comprises a flange end seat (51), a direction-adjusting ring seat (52) is arranged at the top of the flange end seat (51), a rotatable direction-adjusting ring (53) is arranged in a ring groove formed in the direction-adjusting ring seat (52), and a belt pulley (54) is coated on the periphery of the direction-adjusting ring (53);
a corrugated cylinder (4) is arranged between the bottom support ring (23) and the direction-adjusting ring (53);
a spiral blade (3) is connected between the bottom support ring (23) and the upper support piece (24), and the spiral direction is the same as the ascending airflow direction;
the hanging mechanism comprises an upper shaft seat (61) arranged at the top of the bag body (1), a hanging plate (63) connected with an external lifting device is arranged above the upper shaft seat (61), and a movable shaft (62) arranged at the bottom of the hanging plate (63) is arranged in an inner cavity of the upper shaft seat (61).
2. The anti-corrosion high-temperature-resistant dedusting filter bag as claimed in claim 1, wherein the direction adjusting mechanism, the corrugated cylinder (4) and the bag body (1) are arranged coaxially, and the hollow cavity is an air flow rising channel.
3. A corrosion-resistant and high temperature-resistant dust filter bag according to claim 1, characterized in that the bellows (4) is a stretchable deformable bellows.
4. The corrosion and high temperature resistant dust filter bag of claim 1, wherein said steering ring (53) and said upper shaft seat (61) are synchronously rotatable along said steering ring seat (52) and said spool (62), respectively.
5. The corrosion-resistant and high-temperature-resistant dedusting filter bag as claimed in claim 4, wherein a double-layer gap is reserved between the direction-adjusting ring (53) and the attaching end surface of the direction-adjusting ring seat (52), an inner slip ring (521) is arranged in the inner gap, and an outer slip ring (522) is arranged in the outer gap.
6. The anti-corrosion and high-temperature-resistant dust-removing filter bag according to claim 5, wherein the outer wall of the belt pulley (54) is provided with a concave belt groove, and a belt connected with an external driving device is arranged in the belt groove.
7. A method of installing a corrosion-resistant and high temperature-resistant dust bag according to any one of claims 1 to 6, comprising the steps of:
step one, checking connection stability among a cage mechanism, the bag body (1), the corrugated cylinder (4), a direction adjusting mechanism and a suspension mechanism;
connecting a pipeline at the bottom of the flange end seat (51) to an air inlet pipeline of the dust removal system, connecting the pipeline through a matched bolt of an attached flange plate, and adding a seal at the connecting position;
step three, connecting the suspension plate (63) to an external lifting device, and hoisting the upper part of the bag body (1);
and step four, sleeving a belt connected with an external driving device on the periphery of the belt pulley (54) to provide the rotation power of the steering ring (53).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202310558048.3A CN116422071B (en) | 2023-05-17 | 2023-05-17 | Corrosion-resistant high-temperature-resistant dedusting filter bag and installation method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202310558048.3A CN116422071B (en) | 2023-05-17 | 2023-05-17 | Corrosion-resistant high-temperature-resistant dedusting filter bag and installation method |
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Publication Number | Publication Date |
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CN116422071A CN116422071A (en) | 2023-07-14 |
CN116422071B true CN116422071B (en) | 2024-04-12 |
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CN202310558048.3A Active CN116422071B (en) | 2023-05-17 | 2023-05-17 | Corrosion-resistant high-temperature-resistant dedusting filter bag and installation method |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1282194A (en) * | 1970-02-21 | 1972-07-19 | Fuller Co | Filter bag clamping apparatus |
KR200309274Y1 (en) * | 2002-12-17 | 2003-03-31 | 안재구 | A bag filter cage for a dust collector |
CN111589238A (en) * | 2020-05-09 | 2020-08-28 | 中钢集团天澄环保科技股份有限公司 | Bag type dust collector bag cage capable of being adjusted in telescopic mode |
CN212594748U (en) * | 2020-05-25 | 2021-02-26 | 新疆上古能源有限公司 | Cyclone bag-type dust collector |
CN213159829U (en) * | 2020-08-17 | 2021-05-11 | 辽宁百泽洁净环保有限公司 | Corrosion-resistant high-temperature dust removal filter bag |
CN215310898U (en) * | 2021-03-31 | 2021-12-28 | 盐城世邦布业有限公司 | Dust removal filter bag with adjustable filter area |
-
2023
- 2023-05-17 CN CN202310558048.3A patent/CN116422071B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1282194A (en) * | 1970-02-21 | 1972-07-19 | Fuller Co | Filter bag clamping apparatus |
KR200309274Y1 (en) * | 2002-12-17 | 2003-03-31 | 안재구 | A bag filter cage for a dust collector |
CN111589238A (en) * | 2020-05-09 | 2020-08-28 | 中钢集团天澄环保科技股份有限公司 | Bag type dust collector bag cage capable of being adjusted in telescopic mode |
CN212594748U (en) * | 2020-05-25 | 2021-02-26 | 新疆上古能源有限公司 | Cyclone bag-type dust collector |
CN213159829U (en) * | 2020-08-17 | 2021-05-11 | 辽宁百泽洁净环保有限公司 | Corrosion-resistant high-temperature dust removal filter bag |
CN215310898U (en) * | 2021-03-31 | 2021-12-28 | 盐城世邦布业有限公司 | Dust removal filter bag with adjustable filter area |
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CN116422071A (en) | 2023-07-14 |
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