CN219682025U - Dust removal filter cylinder fixing device of shot blasting machine - Google Patents
Dust removal filter cylinder fixing device of shot blasting machine Download PDFInfo
- Publication number
- CN219682025U CN219682025U CN202320099216.2U CN202320099216U CN219682025U CN 219682025 U CN219682025 U CN 219682025U CN 202320099216 U CN202320099216 U CN 202320099216U CN 219682025 U CN219682025 U CN 219682025U
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- China
- Prior art keywords
- filter cylinder
- hanging beam
- dust removal
- plate
- filter cartridge
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- 239000000428 dust Substances 0.000 title claims abstract description 65
- 238000005422 blasting Methods 0.000 title claims abstract description 19
- 238000005192 partition Methods 0.000 claims abstract description 35
- 238000007664 blowing Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 6
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 239000011572 manganese Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000005299 abrasion Methods 0.000 abstract description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 7
- 239000000843 powder Substances 0.000 description 4
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to a dust removal filter cylinder fixing device of a shot blasting machine, and belongs to the technical field of shot blasting machines. The dust removing device comprises a dust removing partition board, a filter cylinder is arranged below the dust removing partition board, a partition board hole is formed in the center of the dust removing partition board, the partition board hole is communicated with an inner cavity of the filter cylinder, a hanging beam is arranged on the dust removing partition board, a V-shaped groove which is sunken downwards is formed in the top of the hanging beam, the hanging beam comprises a vertical plate, transverse plates are symmetrically arranged at two ends of the top of the vertical plate, the vertical plate is arranged in the partition board hole, and the center of the vertical plate and the partition board hole are arranged on the same straight line; the transverse plate is arranged on the dust removal partition plate; the filter cylinder is internally provided with a connecting piece which is vertically arranged, and the hanging beam, the dust removal baffle plate and the filter cylinder are connected through the connecting piece; and a back blowing pipe is arranged above the hanging beam, and an outlet of the back blowing pipe faces to the baffle hole. The hanging beam of the utility model avoids the accident that the filter cylinder falls down due to the abrasion and deformation of the back blowing air, prolongs the service life of the filter cylinder, saves the spare part cost and eliminates the potential safety hazard.
Description
Technical Field
The utility model relates to a dust removal filter cylinder fixing device of a shot blasting machine, and belongs to the technical field of shot blasting machines.
Background
The hot rolled steel plate enters a shot blasting machine, iron oxide scales on the surface of the steel plate are broken into iron oxide powder under the jet impact of high-speed pellets, dust is sucked into the dust remover through the suction force of a pipeline by a fan of the dust remover, an upper cavity and a lower cavity of the dust remover are separated by a partition plate, holes with the same size are arranged in a well shape on the partition plate, 40 holes are formed in the partition plate, a filter cartridge is installed below each hole, the top of the filter cartridge is tightly attached to the lower plane of the partition plate, the filter cartridge is hung on a hanging beam through a hook, and a nut is screwed on the bottom of the filter cartridge to fix the filter cartridge.
The working principle of the dust remover is that a fan is arranged at the upper cavity part of the dust remover to exhaust air, a large amount of ferric oxide powder air contained in the shot blasting chamber is pumped into the lower cavity of the dust remover through a pipeline, the air flows to the inside through the outside of the filter cylinder and through the folding filtering layer of the filter cylinder, the air flows into the upper cavity of the dust remover through a baffle hole, and the air pumped by the fan is discharged into the atmosphere through a smoke exhaust pipeline penetrating through the factory roof. A large amount of ferric oxide powder is adsorbed on the surface of a folding filter layer of the filter cylinder, a compressed air back-blowing pipe is arranged above a hole of a partition plate by an upper cavity, compressed air is blown downwards into an inner hole of the filter cylinder according to a set time interval, released air is blown outwards from inside to outside through the folding filter layer, and a large amount of ferric oxide powder is adsorbed on the surface of the folding filter layer and blown down to the conical bottom of the dust remover, and dust is discharged out of the dust remover by a dust discharge valve to be collected. The circulating work dust remover plays a role in dust collection.
The upper cavity and the lower cavity of the dust remover are divided into 2 independent closed spaces by a partition plate, and the upper cavity and the lower cavity are communicated with the holes through a filter cartridge folding filter layer and play roles in purifying air and collecting dust, so that the filter cartridge is firmly installed. The existing filter cartridge mounting and fixing mode has the problems of loosening, unsealing and falling, dust filtering effect is directly affected, and the fan impeller is worn and dynamic balance failure accident caused by the fact that the fan draws out a lot of air containing dust, and meanwhile, the discharged external exhaust gas is out of standard, so that environmental pollution is caused.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the dust-removing filter cylinder fixing device of the shot blasting machine aiming at the prior art, improves the sealing property between the top of the filter cylinder and the dust-removing partition plate, prolongs the service life of the filter cylinder, effectively blocks dust outside the folding filter layer of the filter cylinder and ensures that the discharged air meets the national environmental protection discharge requirement.
The utility model solves the problems by adopting the following technical scheme: the dust-removing filter cylinder fixing device of the shot blasting machine comprises a dust-removing partition plate, wherein a filter cylinder is arranged below the dust-removing partition plate, the center of the dust-removing partition plate is provided with a partition plate hole, the partition plate hole is communicated with the inner cavity of the filter cylinder, a hanging beam is arranged on the dust-removing partition plate, the top of the hanging beam is provided with a V-shaped groove which is downwards sunken,
the hanging beam comprises a vertical plate, transverse plates are symmetrically arranged at two ends of the top of the vertical plate, the vertical plate is arranged in a partition plate hole, and the center of the vertical plate and the partition plate hole are arranged on the same straight line; the transverse plate is arranged on the dust removal partition plate; the filter cylinder is internally provided with a connecting piece which is vertically arranged, and the hanging beam, the dust removal baffle plate and the filter cylinder are connected through the connecting piece; and a back blowing pipe is arranged above the hanging beam, and an outlet of the back blowing pipe faces to the baffle hole.
The top of the connecting piece is provided with a hook, the bottom of the connecting piece is provided with a thread section, the hook hooks the V-shaped groove, and the bottom of the connecting piece is connected with a nut in a threaded manner.
The bottom of the filter cartridge is provided with a filter cartridge bottom plate, and the bottom of the connecting piece is penetrated with the filter cartridge bottom plate, so that the thread section is exposed outside the filter cartridge bottom plate.
The hanging beam and the hanging hook are made of high-manganese wear-resistant materials respectively.
The width of the vertical plate is smaller than the diameter of the baffle plate hole by 0.5-1 mm.
A sealing ring is arranged between the bottom of the dust removal baffle plate and the top of the filter cylinder.
Compared with the prior art, the utility model has the advantages that: a fixing device for a dust-removing filter cylinder of a shot blasting machine is characterized in that a hook hooks a V-shaped groove, so that a connecting piece is fixedly connected with a hanging beam, a dust-removing partition plate and the filter cylinder. The hanging beam and the hanging hook are respectively made of high-manganese wear-resistant materials, so that the wear resistance and strength of the hanging beam and the hanging hook are improved, the accident that the filter cartridge falls due to back blowing air wear and deformation is avoided, the service life of the filter cartridge is prolonged, spare part cost is saved, and potential safety hazards are eliminated.
Drawings
FIG. 1 is a schematic view of a dust removal filter cartridge fixing device of a shot blasting machine according to an embodiment of the present utility model;
in the figure, a compressed air back-blowing pipe 1, a hanging beam 2, a vertical plate 2.1, a transverse plate 2.2, a dust removing partition plate 3, a connecting piece 4, a sealing ring 5, a filter cartridge 6 and a hand plate nut 7 are arranged.
Detailed Description
The utility model is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1, a dust-removing filter cartridge fixing device of a shot blasting machine in this embodiment includes a dust-removing partition plate 3, a filter cartridge 6 is arranged below the dust-removing partition plate 3, a partition plate hole is formed in the center of the dust-removing partition plate 3, and the partition plate hole is communicated with an inner cavity of the filter cartridge 6. The dust removal baffle 3 is provided with a hanging beam 2, the hanging beam 2 comprises a vertical plate 2.1, and transverse plates 2.2 are symmetrically arranged at two ends of the top of the vertical plate 2.1. The height of the vertical plate 2.1 is 3-4 times of the diameter of the round bar, and the width of the vertical plate 2.1 is slightly smaller than the diameter of the baffle hole by 0.5-1mm, so that the vertical plate 2.1 is arranged in the baffle hole, and the center of the vertical plate 2.1 and the baffle hole are arranged on the same straight line. The transverse plate 2.2 is erected on the dust removal clapboard 3. The filter cartridge 6 is internally provided with a connecting piece 4 which is vertically arranged, the top of the connecting piece 4 is provided with a hook, and the bottom of the connecting piece 4 is provided with a thread section. The top surface of the hanging beam 2 is provided with a V-shaped groove which is sunken downwards, and the bottom of the V-shaped groove is arranged in the center of the baffle hole. The hook hooks the V-shaped groove, so that welding fixation in the dust remover is not needed, and the risk of dust explosion caused by welding is avoided. The bottom of the connecting piece 4 is connected with a hand plate nut 7 in a threaded way, so that the filter cartridge 6 is fixedly connected with the connecting piece 4. A compressed air back-blowing pipe is arranged above the hanging beam 21, the outlet of the compressed air blowback pipe 1 faces the baffle hole. When the dust remover is used for exhausting air, the resistance density of the upper cavity and the lower cavity of the dust remover through the filter drum folding filter layer generates reasonable pressure difference of 80-160 dapa, most dust is adsorbed on the surface of the filter drum folding filter layer, compressed air reversely blown by the compressed air reverse blowing pipe is blown into the filter drum through the baffle hole, the pressure is released by the compressed air, the dust adsorbed on the surface of the filter drum is blown to the conical bottom of the dust remover by gas expansion, and the dust is discharged out of the dust remover through the dust discharge valve and is collected, so that the problem that accumulated dust in the filter drum is heavier and heavier is avoided. Dust air passing through the filter cartridge (less than or equal to 5 mg/m) 3 ) Is discharged to the atmosphere through a discharge pipe.
The bottom of the filter cartridge is welded with the filter cartridge bottom plate, and the bottom of the connecting piece 4 is penetrated with the filter cartridge bottom plate, so that the thread section is exposed outside the filter cartridge bottom plate.
The hanging beam 2 is made of high-manganese wear-resistant materials, so that the wear resistance and strength of the hanging beam are improved.
The hook is made of high-manganese wear-resistant materials and is shaped like. The thickness and the height of the hook are respectively one time larger than the diameter of the round bar, so that the strength of the hook is improved. The length of the threaded section of the connection piece is 200mm.
A sealing ring 5 is arranged between the top surface of the filter cylinder and the bottom surface of the dust removal baffle, and a hand plate nut 7 is screwed, so that the sealing ring 5 is tightly attached to the bottom surface of the dust removal baffle 3, no gap exists between the top surface of the filter cylinder and the bottom surface of the dust removal baffle, and the tightness is improved.
The hanging beam of the utility model avoids the accident that the filter cylinder falls down due to the abrasion and deformation of the back blowing air, prolongs the service life of the filter cylinder, saves the spare part cost and eliminates the potential safety hazard.
In addition to the above embodiments, the present utility model also includes other embodiments, and all technical solutions that are formed by equivalent transformation or equivalent substitution should fall within the protection scope of the claims of the present utility model.
Claims (6)
1. The utility model provides a shot-blasting machine dust removal filter cartridge fixing device which characterized in that: comprises a dust removing clapboard, a filter cylinder is arranged below the dust removing clapboard, a clapboard hole is arranged in the center of the dust removing clapboard, the clapboard hole is communicated with an inner cavity of the filter cylinder, a hanging beam is arranged on the dust removing clapboard, a V-shaped groove which is downwards sunken is arranged at the top of the hanging beam,
the hanging beam comprises a vertical plate, transverse plates are symmetrically arranged at two ends of the top of the vertical plate, the vertical plate is arranged in a partition plate hole, and the center of the vertical plate and the partition plate hole are arranged on the same straight line; the transverse plate is arranged on the dust removal partition plate; the filter cylinder is internally provided with a connecting piece which is vertically arranged, and the hanging beam, the dust removal baffle plate and the filter cylinder are connected through the connecting piece; and a back blowing pipe is arranged above the hanging beam, and an outlet of the back blowing pipe faces to the baffle hole.
2. The shot blasting machine dust removal filter cartridge fixing device according to claim 1, wherein: the top of the connecting piece is provided with a hook, the bottom of the connecting piece is provided with a thread section, the hook hooks the V-shaped groove, and the bottom of the connecting piece is connected with a nut in a threaded manner.
3. The shot blasting machine dust removal filter cartridge fixing device according to claim 2, wherein: the bottom of the filter cartridge is provided with a filter cartridge bottom plate, and the bottom of the connecting piece is penetrated with the filter cartridge bottom plate, so that the thread section is exposed outside the filter cartridge bottom plate.
4. The shot blasting machine dust removal filter cartridge fixing device according to claim 2, wherein: the hanging beam and the hanging hook are made of high-manganese wear-resistant materials respectively.
5. The shot blasting machine dust removal filter cartridge fixing device according to claim 1, wherein: the width of the vertical plate is smaller than the diameter of the baffle plate hole by 0.5-1 mm.
6. The shot blasting machine dust removal filter cartridge fixing device according to claim 1, wherein: a sealing ring is arranged between the bottom of the dust removal baffle plate and the top of the filter cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320099216.2U CN219682025U (en) | 2023-02-02 | 2023-02-02 | Dust removal filter cylinder fixing device of shot blasting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320099216.2U CN219682025U (en) | 2023-02-02 | 2023-02-02 | Dust removal filter cylinder fixing device of shot blasting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219682025U true CN219682025U (en) | 2023-09-15 |
Family
ID=87943954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320099216.2U Active CN219682025U (en) | 2023-02-02 | 2023-02-02 | Dust removal filter cylinder fixing device of shot blasting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219682025U (en) |
-
2023
- 2023-02-02 CN CN202320099216.2U patent/CN219682025U/en active Active
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