CN111906475A - Automatic slag removing device for centrifugal fan impeller - Google Patents
Automatic slag removing device for centrifugal fan impeller Download PDFInfo
- Publication number
- CN111906475A CN111906475A CN202010635492.7A CN202010635492A CN111906475A CN 111906475 A CN111906475 A CN 111906475A CN 202010635492 A CN202010635492 A CN 202010635492A CN 111906475 A CN111906475 A CN 111906475A
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- CN
- China
- Prior art keywords
- fixedly connected
- workbench
- cleaning
- centrifugal fan
- removing device
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/30—Vanes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/626—Mounting or removal of fans
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses an automatic slag removing device for an impeller of a centrifugal fan, and belongs to the field of machining of the impeller of the fan. An automatic centrifugal fan impeller slag removing device comprises a workbench, wherein a vertical plate is fixedly connected to the upper end of the workbench, a main shaft is rotatably connected to the side wall of the vertical plate, an assembling block matched with an impeller is fixedly connected to the left end of the main shaft, a motor with an output shaft fixedly connected with one end of a lead screw is fixedly installed at the upper end of the workbench, a sliding plate in sliding connection with the workbench is sleeved on the outer wall of the lead screw, two cleaning plates which are symmetrically arranged are fixedly connected to the side wall of the sliding plate through two connecting rods, a recovery groove corresponding to the positions of the cleaning plates is formed in the upper end of the workbench, scraping mechanisms are arranged on the side walls of the two cleaning plates, and an automatic corner rotating mechanism is arranged between the sliding plate and the; the automatic cleaning device has high automation degree, can clean the welding slag on the fan impeller, and has higher cleaning efficiency and better cleaning effect.
Description
Technical Field
The invention relates to the technical field of fan impeller processing, in particular to an automatic slag removing device for a centrifugal fan impeller.
Background
The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The blower is a Chinese habit abbreviation for gas compression and gas conveying machinery, and the blower generally comprises a ventilator, a blower and a wind driven generator.
Present fan is in the production process, and the flabellum of fan all welds and goes, however in welding process, the flabellum of fan can adhere the slag that some welding splashes, and the workman then needs the slag on the flabellum to shovel after the welding is accomplished, and present shovel is mostly artifical shovel, and shovel inefficiency to the effect of shovel is not good.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an automatic slag removing device for an impeller of a centrifugal fan.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an automatic remove device of centrifugal fan impeller slag, includes the workstation, the upper end fixedly connected with riser of workstation, the lateral wall of riser rotates and is connected with the main shaft, the left end fixedly connected with of main shaft and impeller complex assembly piece, two first supports of upper end fixedly connected with of workstation, two rotate between the first support and be connected with the lead screw, the upper end fixed mounting of workstation has output shaft and lead screw one end fixed connection's motor, the outer wall cover of lead screw is equipped with the slide with workstation sliding connection, the clearance board that the lateral wall of slide set up through two symmetries of two connecting rod fixedly connected with, the upper end of workstation is equipped with the accumulator that corresponds with clearance board position, two the lateral wall of clearance board is equipped with strikes off the mechanism, be equipped with automatic corner mechanism between slide and the main shaft.
Preferably, the scraping mechanism comprises device grooves formed in opposite side walls of the two cleaning plates, the two device grooves are rotatably provided with cleaning rollers, the lower ends of the two cleaning rollers are fixedly connected with pinions coaxial with the cleaning rollers, the upper end of the workbench is fixedly connected with two supporting plates, and opposite side walls of the two supporting plates are respectively provided with long racks meshed with the two pinions.
Preferably, automatic corner mechanism includes and rotates the transmission shaft of connection at the workstation lower extreme through two extension boards, the equal fixedly connected with sprocket of right-hand member of main shaft and transmission shaft is connected through the chain between two sprockets, the lower extreme fixedly connected with of slide extends to the slider of workstation bottom, the upper end of workstation be equipped with slider complex slide, the lower extreme fixedly connected with diaphragm of slider, the equal fixedly connected with short rack in lower extreme both sides of diaphragm, the lower extreme of short rack is equipped with rather than the gear wheel of meshing, the gear wheel rotates the lateral wall of installing at the extension board, the lateral wall of gear wheel is connected with the worm through ratchet rotation, the outer wall fixedly connected with of transmission shaft and worm mesh's worm wheel.
Preferably, the upper end side wall of the first support is fixedly connected with an air cylinder parallel to the lead screw, a piston is connected in the air cylinder in a sliding mode, the right end of the piston is fixedly connected with a sliding rod fixedly connected with the side wall of the cleaning plate, an air outlet pipe and an air suction pipe are arranged at the left end and the right end of the air cylinder respectively, a one-way valve is arranged at the middle of each air suction pipe and the middle of each air outlet pipe, the two air outlet pipes are fixedly connected and communicated through a connecting pipe, the left side wall and the right side wall of the cleaning plate are fixedly connected with air jet pipes respectively, the side walls of the air jet pipes are provided with spray heads, and the air jet.
Preferably, the lower end of the recovery tank is provided with a guide plate which is obliquely arranged.
Preferably, four supporting legs are fixedly mounted at the lower end of the workbench.
Preferably, a plurality of the spray heads are all arranged in a downward inclined mode.
Preferably, the flexible hose is a rubber flexible hose.
Preferably, the outer wall sleeves of the chain wheel and the chain are provided with protective covers.
Preferably, the outer walls of the two cleaning rollers are provided with square holes which are uniformly distributed.
Compared with the prior art, the invention provides an automatic slag removing device for an impeller of a centrifugal fan, which has the following beneficial effects:
1. this automatic remove device of centrifugal fan impeller slag, the motor drives the lead screw and rotates, and the lead screw drives the slide and reciprocates, and the slide passes through the connecting rod and drives the clearance board and slide on one of them flabellum of fan impeller, and when the clearance board slided right, the pinion of clearance board lower extreme lateral wall slides with the long rack toothing, and the pinion then can drive the clearance cylinder and rotate the clearance on the surface of flabellum to clearance efficiency is higher under the effect of quad slit.
2. This automatic remove device of centrifugal fan impeller slag, when the slide slided right, the slide passes through the slider and drives the diaphragm and slide right, the diaphragm drives the short rack slip of lower extreme, short rack then can drive the gear wheel and rotate, because be equipped with the ratchet between worm and the gear wheel, so the worm can not rotate, when the slide drives short rack and slides left, at first the short rack of left end can drive gear wheel and worm and rotate, the worm then drives the transmission shaft through the worm wheel and rotates, the transmission shaft then can drive the terminal fan flabellum of main shaft through sprocket and chain and rotate fixed angle, thereby realize the automatic change of flabellum.
3. This automatic remove device of centrifugal fan impeller slag, clearance plate when the horizontal slip clearance, clearance plate still can drive the piston through the slide bar and horizontal slip in the gas receiver, and the piston then can be with the interior air of gas receiver through connecting pipe and expansion hose carry for jet-propelled pipe, then from the shower nozzle blowout to the flabellum after will clearing up is bloied and is cleared up, promotes the effect of clearance.
Drawings
FIG. 1 is a schematic structural diagram of an automatic slag removal device for an impeller of a centrifugal fan according to the present invention;
FIG. 2 is a schematic structural diagram of the position A in FIG. 1 of an automatic slag removing device for an impeller of a centrifugal fan according to the present invention;
FIG. 3 is a schematic structural diagram of a centrifugal fan impeller slag automatic removal device shown at B in FIG. 1;
FIG. 4 is a schematic structural diagram of a centrifugal fan impeller slag automatic removal device shown at the position C in FIG. 1;
fig. 5 is a left side view structural schematic diagram of two cleaning plates of the centrifugal fan impeller slag automatic removing device provided by the invention.
In the figure: 1. a work table; 2. a vertical plate; 3. a main shaft; 4. assembling the block; 5. a first support; 6. a lead screw; 7. a motor; 8. a slide plate; 9. a connecting rod; 10. cleaning the plate; 11. a recovery tank; 12. a slideway; 13. a slider; 14. a transverse plate; 15. a short rack; 16. a bull gear; 17. a support plate; 18. a ratchet wheel; 19. a worm; 20. a drive shaft; 21. a worm gear; 22. a device slot; 23. cleaning the roller; 24. a square hole; 25. a pinion gear; 26. a long rack; 27. a support plate; 28. an air cylinder; 29. a slide bar; 30. a piston; 31. an air intake duct; 32. an air outlet pipe; 33. a one-way valve; 34. a connecting pipe; 35. a gas ejector tube; 36. a spray head; 37. a flexible hose; 38. a sprocket; 39. and a chain.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-5, an automatic centrifugal fan impeller slag removing device comprises a workbench 1, a vertical plate 2 is fixedly connected to the upper end of the workbench 1, a main shaft 3 is rotatably connected to the side wall of the vertical plate 2, an assembling block 4 matched with an impeller is fixedly connected to the left end of the main shaft 3, two first supports 5 are fixedly connected to the upper end of the workbench 1, a lead screw 6 is rotatably connected between the two first supports 5, a motor 7 with an output shaft fixedly connected to one end of the lead screw 6 is fixedly mounted at the upper end of the workbench 1, a sliding plate 8 slidably connected to the workbench 1 is sleeved on the outer wall of the lead screw 6, two cleaning plates 10 symmetrically arranged are fixedly connected to the side wall of the sliding plate 8 through two connecting rods 9, a recovery groove 11 corresponding to the positions of the cleaning plates 10 is arranged at the upper end of the workbench 1, a scraping mechanism is arranged on the side wall of the two cleaning plates 10, an, the motor 7 drives the lead screw 6 to rotate, the lead screw 6 drives the sliding plate 8 to slide in a reciprocating mode, the sliding plate 8 drives the cleaning plate 10 to slide on one fan blade of the fan impeller through the connecting rod 9 for cleaning, and the fan blade is replaced through automatic rotation of the automatic rotation angle mechanism.
Furthermore, the lower end of the recycling tank 11 is provided with an inclined guide plate, so that the slag generated by cleaning can be guided to the side of the workbench 1 instead of the transmission shaft 20 below.
Furthermore, four support legs are fixedly arranged at the lower end of the workbench 1.
Example 2:
referring to fig. 1 and 3, basically the same as in embodiment 1, further: strike off mechanism including setting up the device groove 22 at two clearance board 10 relative lateral walls, all rotate in two device grooves 22 and install clearance cylinder 23, the equal fixedly connected with of lower extreme of two clearance cylinders 23 and its coaxial pinion 25, two backup pads 27 of upper end fixedly connected with of workstation 1, the relative lateral wall of two backup pads 27 is equipped with the long rack 26 with two pinion 25 meshes respectively, when clearance board 10 slides right, the pinion 25 and the long rack 26 meshing of clearance board 10 lower extreme lateral wall slide, pinion 25 then can drive clearance cylinder 23 and rotate the clearance at the surface of flabellum, drive clearance cylinder 23 antiport clearance when sliding left.
Furthermore, the outer walls of the two cleaning rollers 23 are provided with square holes 24 which are uniformly distributed, so that the cleaning effect of the cleaning rollers 23 is improved.
Example 3:
referring to fig. 1 and 2, basically the same as the embodiment 1, further: the automatic corner turning mechanism comprises a transmission shaft 20 which is rotatably connected to the lower end of a workbench 1 through two support plates 17, chain wheels 38 are fixedly connected to the right ends of a main shaft 3 and the transmission shaft 20, the two chain wheels 38 are connected through a chain 39, the lower end of a sliding plate 8 is fixedly connected with a sliding block 13 which extends to the bottom of the workbench 1, a slideway 12 which is matched with the sliding block 13 is arranged at the upper end of the workbench 1, a transverse plate 14 is fixedly connected to the lower end of the sliding block 13, short rack bars 15 are fixedly connected to both sides of the lower end of the transverse plate 14, large gears 16 which are meshed with the short rack bars 15 are arranged at the lower end of the short rack bars 15, the large gears 16 are rotatably installed on the side walls of the support plates 17, worms 19 are rotatably connected to the side walls of the large gears 16 through ratchet wheels 18, worm wheels 21 which are meshed with the worms 19 are, the short rack 15 can drive the large gear 16 to rotate, the ratchet wheel 18 is arranged between the worm 19 and the large gear 16, so that the worm 19 cannot rotate, when the sliding plate 8 drives the short rack 15 to slide leftwards, firstly, the short rack 15 at the left end can drive the large gear 16 and the worm 19 to rotate, the worm 19 drives the transmission shaft 20 to rotate through the worm wheel 21, and the transmission shaft 20 can drive the fan blade at the tail end of the main shaft 3 to rotate for a fixed angle through the chain wheel 38 and the chain 39, so that the automatic replacement of the fan blade is realized.
Further, the outer walls of the sprocket 38 and the chain 39 are covered with a protective cover.
Example 4:
referring to fig. 1, 4 and 5, basically the same as embodiment 1, further: the upper end side wall of the first support 5 is fixedly connected with an air storage cylinder 28 parallel to the screw rod 6, the air storage cylinder 28 is connected with a piston 30 in a sliding manner, the right end of the piston 30 is fixedly connected with a slide rod 29 fixedly connected with the side wall of the cleaning plate 10, the left end and the right end of the air storage cylinder 28 are respectively provided with an air outlet pipe 32 and an air inlet pipe 31, the middle parts of the air inlet pipe 31 and the air outlet pipe 32 are respectively provided with a one-way valve 33, the two air outlet pipes 32 are fixedly connected and communicated through a connecting pipe 34, the left side wall and the right side wall of the two cleaning plates 10 are respectively fixedly connected with an air ejecting pipe 35, the side walls of the two air ejecting pipes 35 are respectively provided with a nozzle 36, the two air ejecting pipes 35 are fixedly connected and communicated through a telescopic hose 37, when the cleaning plate 10 slides left and right, the cleaning plate 10 can drive the piston 30 to slide left and right in the air storage cylinder 28, then the fan blade is sprayed out from the spray head 36, so that the cleaned fan blade is cleaned by blowing, and the cleaning effect is improved.
Further, the plurality of nozzles 36 are provided to be inclined downward, so that the nozzles 36 blow the slag on the fan blades into the recovery tank 11.
Further, the flexible hose 37 is a rubber flexible hose.
The working principle is as follows: in the invention, when in use, a fan impeller is assembled at the left end of an assembly block 4, then a motor 7 is started, the motor 7 drives a screw rod 6 to rotate, the screw rod 6 drives a sliding plate 8 to slide back and forth, the sliding plate 8 drives a cleaning plate 10 to slide on one fan blade of the fan impeller through a connecting rod 9, when the cleaning plate 10 slides rightwards, a pinion 25 on the side wall of the lower end of the cleaning plate 10 is meshed with a long rack 26 to slide, the pinion 25 drives a cleaning roller 23 to rotate and clean the surface of the fan blade, the cleaning efficiency is higher under the action of a square hole 24, when the sliding plate 8 slides rightwards, the sliding plate 8 drives a transverse plate 14 to slide rightwards through a sliding block 13, the transverse plate 14 drives a short rack 15 at the lower end to slide, the short rack 15 drives a large gear 16 to rotate, because a ratchet 18 is arranged between the worm 19 and the large gear 16, the worm 19 cannot rotate, when the sliding, firstly, the short rack 15 at the left end drives the large gear 16 and the worm 19 to rotate, the worm 19 drives the transmission shaft 20 to rotate through the worm wheel 21, the transmission shaft 20 drives the fan blade at the tail end of the main shaft 3 to rotate by a fixed angle through the chain wheel 38 and the chain 39, so that the automatic replacement of the fan blade is realized, then when the large gear 16 is positioned in the middle of the transverse plate 14, the cleaning plate 10 cleans new fan blades, when the short rack 15 at the right end is meshed with the large gear 16 again, the large gear 16 drives the fan impeller to rotate for replacing fan blades again, reciprocating with the rotating angle, the fan blades are replaced while the cleaning plate 10 cleans the fan blades, the continuity is high, the cleaning efficiency is greatly improved, and when the cleaning plate 10 slides left and right for cleaning, the cleaning plate 10 can drive the piston 30 to slide left and right in the air storage cylinder 28 through the slide rod 29, the piston 30 can convey air in the air storage cylinder 28 to the air injection pipe 35 through the connecting pipe 34 and the telescopic, then the fan blade is sprayed out from the spray head 36, so that the cleaned fan blade is cleaned by blowing, and the cleaning effect is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. An automatic centrifugal fan impeller slag removing device comprises a workbench (1) and is characterized in that the upper end of the workbench (1) is fixedly connected with a vertical plate (2), the side wall of the vertical plate (2) is rotatably connected with a main shaft (3), the left end of the main shaft (3) is fixedly connected with an assembling block (4) matched with an impeller, the upper end of the workbench (1) is fixedly connected with two first supports (5), a lead screw (6) is rotatably connected between the two first supports (5), the upper end of the workbench (1) is fixedly provided with a motor (7) of which an output shaft is fixedly connected with one end of the lead screw (6), the outer wall of the lead screw (6) is sleeved with a sliding plate (8) which is slidably connected with the workbench (1), the side wall of the sliding plate (8) is fixedly connected with two cleaning plates (10) which are symmetrically arranged through two connecting rods (9), the upper end of the workbench (1) is provided with a recovery groove (11) corresponding to the cleaning plate (10), the side walls of the cleaning plate (10) are provided with scraping mechanisms, and an automatic corner mechanism is arranged between the sliding plate (8) and the main shaft (3).
2. The automatic centrifugal fan impeller slag removing device according to claim 1, wherein the scraping mechanism comprises device grooves (22) arranged on opposite side walls of the two cleaning plates (10), cleaning rollers (23) are rotatably arranged in the two device grooves (22), the lower ends of the two cleaning rollers (23) are fixedly connected with pinions (25) coaxial with the cleaning rollers, the upper end of the workbench (1) is fixedly connected with two supporting plates (27), and the opposite side walls of the two supporting plates (27) are respectively provided with long racks (26) meshed with the two pinions (25).
3. The automatic centrifugal fan impeller slag removing device according to claim 1, wherein the automatic corner rotating mechanism comprises a transmission shaft (20) rotatably connected to the lower end of the workbench (1) through two support plates (17), chain wheels (38) are fixedly connected to the right ends of the main shaft (3) and the transmission shaft (20), the two chain wheels (38) are connected through a chain (39), a sliding block (13) extending to the bottom of the workbench (1) is fixedly connected to the lower end of the sliding plate (8), a sliding way (12) matched with the sliding block (13) is arranged at the upper end of the workbench (1), a transverse plate (14) is fixedly connected to the lower end of the sliding block (13), short racks (15) are fixedly connected to both sides of the lower end of the transverse plate (14), large gears (16) meshed with the short racks (15) are arranged at the lower end of the short racks, and the large gears (16) are rotatably mounted on the side walls of the support plates (17), the side wall of the big gear (16) is rotatably connected with a worm (19) through a ratchet wheel (18), and the outer wall of the transmission shaft (20) is fixedly connected with a worm wheel (21) meshed with the worm (19).
4. The automatic centrifugal fan impeller slag removing device according to claim 1, wherein a gas cylinder (28) parallel to the screw rod (6) is fixedly connected to the upper end side wall of the first support (5), a piston (30) is slidably connected to the gas cylinder (28), a slide rod (29) fixedly connected to the side wall of the cleaning plate (10) is fixedly connected to the right end of the piston (30), gas outlet pipes (32) and gas inlet pipes (31) are respectively arranged at the left end and the right end of the gas cylinder (28), check valves (33) are respectively arranged in the middle of the gas inlet pipes (31) and the gas outlet pipes (32), the two gas outlet pipes (32) are fixedly connected and communicated through connecting pipes (34), gas injection pipes (35) are respectively fixedly connected to the left side wall and the right side wall of the cleaning plate (10), and nozzles (36) are respectively arranged on the side walls of the two gas injection pipes (35), the two gas injection pipes (35) are fixedly connected and communicated with the connecting pipe (34) through a telescopic hose (37).
5. The automatic centrifugal fan impeller slag removing device according to claim 1, wherein the lower end of the recovery tank (11) is provided with an obliquely arranged guide plate.
6. The automatic centrifugal fan impeller slag removing device according to claim 1, wherein four support legs are fixedly mounted at the lower end of the workbench (1).
7. The automatic centrifugal fan impeller slag removal device according to claim 4, wherein a plurality of the spray heads (36) are arranged in a downward inclination.
8. The automatic centrifugal fan impeller slag removing device according to claim 4, wherein the flexible hose (37) is a rubber flexible hose.
9. The automatic centrifugal fan impeller slag removing device according to claim 3, wherein the outer walls of the chain wheel (38) and the chain (39) are sleeved with protective covers.
10. The automatic centrifugal fan impeller slag removing device according to claim 2, wherein the outer walls of the two cleaning drums (23) are provided with square holes (24) which are uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010635492.7A CN111906475A (en) | 2020-07-03 | 2020-07-03 | Automatic slag removing device for centrifugal fan impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010635492.7A CN111906475A (en) | 2020-07-03 | 2020-07-03 | Automatic slag removing device for centrifugal fan impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111906475A true CN111906475A (en) | 2020-11-10 |
Family
ID=73227342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010635492.7A Withdrawn CN111906475A (en) | 2020-07-03 | 2020-07-03 | Automatic slag removing device for centrifugal fan impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111906475A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114178963A (en) * | 2021-12-15 | 2022-03-15 | 中国航发动力股份有限公司 | Method for cleaning blades of gas compressor |
-
2020
- 2020-07-03 CN CN202010635492.7A patent/CN111906475A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114178963A (en) * | 2021-12-15 | 2022-03-15 | 中国航发动力股份有限公司 | Method for cleaning blades of gas compressor |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201110 |
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| WW01 | Invention patent application withdrawn after publication |