CN113217433A - Can self-cleaning filter screen's dust-protection ventilation blower - Google Patents
Can self-cleaning filter screen's dust-protection ventilation blower Download PDFInfo
- Publication number
- CN113217433A CN113217433A CN202110642622.4A CN202110642622A CN113217433A CN 113217433 A CN113217433 A CN 113217433A CN 202110642622 A CN202110642622 A CN 202110642622A CN 113217433 A CN113217433 A CN 113217433A
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- China
- Prior art keywords
- wall
- filter screen
- fixedly connected
- ventilator
- ventilation
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- 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- 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
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
-
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/545—Ducts
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- 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
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a dustproof ventilator capable of automatically cleaning a filter screen, which comprises a ventilation pipe and a ventilator, wherein the ventilator is arranged at a ventilation opening of the ventilation pipe, a supporting device is movably arranged on the inner wall of the ventilation pipe, a cleaning device is arranged on the outer wall of the supporting device, the filter screen is rotatably arranged on the inner wall of the ventilation pipe, and a transmission mechanism for driving the cleaning device is arranged on the supporting device close to the outer wall. Through the matching of the structures, the inner wall cleaning device can clean the filter screen in the pipeline of the ventilator, can clean the inner wall of the pipeline, can further clean the other surface of the filter screen, can further clean the filter screens at different depths through adjustment, and can also clean the inner wall of the whole pipeline through adjustment.
Description
Technical Field
The invention relates to the technical field of ventilators, in particular to a dustproof ventilator capable of automatically cleaning a filter screen.
Background
The ventilator is a driven fluid machine which is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and draught of boilers and industrial kilns, cooling and ventilation in air conditioning equipment and household electrical equipment, drying and sorting of grains, air supply of wind tunnel and inflation and propulsion of air cushion ships and the like.
When current ventilation blower and pipeline cooperation used, inside filter screen has a lot of dusts and solid can the adhesion etc. and pipeline inner wall or interior bottom also can be stained with stickness granule or other granules, and more or some granules have the foul smell, are difficult to clear away and influence ventilation effect simultaneously.
Therefore, the present invention provides a dustproof ventilator capable of self-cleaning a filter screen, and particularly relates to a ventilator capable of cleaning a pipeline and a filter screen, so as to solve the problems.
Disclosure of Invention
The invention aims to provide a dustproof ventilator capable of automatically cleaning a filter screen, which has the advantages of cleaning a pipeline filter screen and the inner wall of a pipeline and solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a but dust-protection ventilation blower of self-cleaning filter screen, includes ventilation pipe and ventilation blower, the ventilation blower is installed at the vent of ventilation pipe, the inner wall movable mounting of ventilation pipe has strutting arrangement, cleaning device is installed to strutting arrangement's outer wall, the filter screen is installed in the inner wall rotation of ventilation pipe, strutting arrangement's the outer wall that is close to is provided with the drive mechanism who is used for driving cleaning device.
The cleaning device comprises a motor frame, the motor frame is fixedly connected to the outer wall of the supporting device far away from the ventilator, the outer wall of the motor frame far away from the supporting device is rotatably connected with a sleeve shaft, a fixed shaft is fixedly connected to the outer wall of the motor frame in the inner cavity of the sleeve shaft, the end part of the fixed shaft far away from the motor frame is fixedly connected with a main bevel gear, the outer wall of the sleeve shaft is fixedly connected with a mounting frame, the outer wall of the mounting frame is provided with a groove, a lead screw sleeve is slidably connected in the groove, the top of the inner cavity of the mounting frame is rotatably connected with a reciprocating lead screw, the reciprocating lead screw is in threaded connection with the lead screw sleeve, the outer wall of the lead screw sleeve penetrating groove is fixedly connected with a mounting block, the outer wall of the mounting block close to the filter screen is fixedly provided with filter screen bristles, the reciprocating lead screw penetrates through the bottom of the inner cavity of the mounting frame and is rotatably connected with a penetrating part, and the end part of the reciprocating lead screw penetrating through the bottom of the mounting frame is fixedly connected with an auxiliary bevel gear, and the auxiliary bevel gear is meshed with the main bevel gear.
Preferably, the cleaning device further comprises a pipe wall brush, and the pipe wall brush is fixedly connected to the outer wall, close to the inner wall of the ventilation pipe, of the mounting frame.
Preferably, strutting arrangement includes, fixed connection is at the outer wall that the motor frame is close to the ventilation blower, the outer wall be four support arms of array fixedly connected with, four the inner chamber bottom fixedly connected with spring of support arm, the other end fixedly connected with slider of spring, the slider with support arm inner chamber wall sliding connection, the outer wall fixedly connected with kicking block of slider near the ventilation duct inner wall, the kicking block is the hemisphere.
Preferably, drive mechanism includes motor and vice spur gear, motor fixed connection is at the top of motor frame, the output fixedly connected with main spur gear of motor, vice spur gear fixed connection is at the outer wall of quill, vice spur gear is connected with main spur gear meshing.
Preferably, the installation piece is the cross, the outer wall fixedly connected with that is close to the filter screen of installation piece is no less than four protruding pieces.
Preferably, the inner wall of ventilation pipe rotates and is connected with the filter screen pivot, just the outer wall fixedly connected with handle of ventilation pipe is worn out to the one end of filter screen pivot, the outer wall of filter screen pivot and the horizontal axle center fixed connection of filter screen.
Preferably, the ventilator is fixedly connected to the ventilation opening of the ventilation pipe by a fixing bolt and a locking nut.
Preferably, the outer wall of the motor frame far away from the motor is fixedly connected with a balance arm.
Compared with the prior art, the invention has the following beneficial effects: through the matching of the structures, the inner wall cleaning device can clean the filter screen in the pipeline of the ventilator, can clean the inner wall of the pipeline, further can clean the other surface of the filter screen, further can clean the filter screens at different depths through adjustment, and can also clean the inner wall of the whole pipeline through adjustment.
Drawings
FIG. 1 is a schematic cross-sectional perspective view of the present invention;
FIG. 2 is a schematic cross-sectional perspective view of another embodiment of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a left side view of the present invention;
FIG. 5 is a schematic cross-sectional view of FIG. 4 according to the present invention;
fig. 6 is a schematic overall perspective structure of the present invention.
In the figure: 1. a vent pipe; 2. a ventilator; 3. a motor frame; 4. a spring; 6. a quill; 7. filtering with a screen; 8. a motor; 9. a primary spur gear; 10. brushing the pipe wall; 11. a support arm; 12. a mounting frame; 13. a filter screen rotating shaft; 14. a screw sleeve; 15. mounting blocks; 16. a secondary bevel gear; 17. a main bevel gear; 18. a fixed shaft; 19. a secondary spur gear; 20. a reciprocating screw; 21. brushing the filter screen; 22. a raised block; 23. a balance arm; 24. a handle; 25. a slider; 26. and (7) a top block.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, the present invention provides a technical solution: the utility model provides a but dust-protection ventilation blower of self-cleaning filter screen, includes ventilation pipe 1 and ventilation blower 2, and ventilation blower 2 installs the vent at ventilation pipe 1, and the inner wall movable mounting of ventilation pipe 1 has strutting arrangement, and cleaning device is installed to strutting arrangement's outer wall, and the filter screen 7 is installed in the inner wall rotation of ventilation pipe 1, and strutting arrangement's the outer wall that is close to is provided with the drive mechanism who is used for driving cleaning device.
When through daily use experience and air quantity response, when the air quantity was unusual in the ventilation duct, it was confirmed that granule or dust etc. on the filter screen 7 had influenced the ventilation blower and used or when indoor environment, can be through dismantling ventilation blower 2, can be with the inner wall of putting into ventilation duct 1 at strutting arrangement and cleaning device for cleaning device can be better work, prevents the shake.
The cleaning device comprises a motor frame 3, the motor frame 3 is fixedly connected to the outer wall of the supporting device far away from the ventilator 2, the outer wall of the motor frame 3 far away from the supporting device is rotatably connected with a sleeve shaft 6, a fixing shaft 18 is fixedly connected to the outer wall of the motor frame 3 in the inner cavity of the sleeve shaft 6, the end part of the fixing shaft 18 far away from the motor frame 3 is fixedly connected with a main bevel gear 17, the outer wall of the sleeve shaft 6 is fixedly connected with an installation frame 12, the outer wall of the installation frame 12 is provided with a groove, a screw sleeve 14 is slidably connected in the groove, the top of the inner cavity of the installation frame 12 is rotatably connected with a reciprocating screw rod 20, the reciprocating screw rod 20 is in threaded connection with the screw sleeve 14, the outer wall of the groove penetrated by the screw sleeve 14 is fixedly connected with an installation block 15, the outer wall of the installation block 15 close to the filter screen 7 is fixedly provided with filter screen bristles 21, the reciprocating screw rod 20 penetrates through the bottom of the inner cavity of the installation frame 12 and is rotatably connected with the penetrating part, the reciprocating screw rod 20 penetrates through the end part of the bottom of the installation frame 12 and is fixedly connected with an auxiliary bevel gear 16, the secondary bevel gear 16 is in meshed connection with the primary bevel gear 17.
When the device is used, the mounting block 15 is close to the filter screen 7 by adjusting the position of the supporting device, when the mounting block 15 moves to abut against the filter screen 7, the driving motor 8 works to drive the output end of the motor 8 to drive the main spur gear 9 to rotate, the auxiliary spur gear 19 is driven to rotate by meshing action to drive the sleeve shaft 6 to rotate, then the mounting frame 12 is driven to rotate to do circular motion so that the auxiliary bevel gear 16 does synchronous circular motion along with the whole mounting frame 12, and the auxiliary bevel gear 16 revolves while the auxiliary bevel gear 16 does not rotate, but the main bevel gear 17 is in a fixed gear state due to the meshing connection action of the auxiliary bevel gear 16 and the main bevel gear 17, so that the auxiliary bevel gear 16 can rotate under the meshing action to drive the reciprocating screw 20 to rotate, and due to the characteristic of the reciprocating screw 20, the screw sleeve 14 can slide in a reciprocating manner on the inner wall of the groove by the matching of the screw sleeve 14 and the groove on the outer wall of the mounting frame 12, therefore, the screw sleeve 14 drives the mounting block 15 and the filter screen brush bristles 21 on the outer wall of the mounting block 15 to move synchronously, and the mounting block 15 can do spiral motion through rotating fit with the mounting frame 12, so that the surface of the face filter screen 7 can be swept completely, and the whole face of the filter screen 7 is cleaned.
Further, cleaning device still includes pipe wall brush 10, pipe wall brush 10 fixed connection is on the outer wall that mounting bracket 12 is close to ventilation pipe 1 inner wall, when mounting bracket 12 is circular motion, can drive pipe wall brush 10 on the mounting bracket 12 outer wall and do circular motion in step, make pipe wall brush 10 can do the sweep of a circumference to the inner wall of ventilation pipe 1, thereby realized the clearance to ventilation pipe 1 inner wall, and further, can enlarge the clearance area through the outer wall length that extension mounting bracket 12 is close to ventilation pipe 1 inner wall, and further, can adjust the position of mounting bracket 12 through adjusting strutting arrangement, make mounting bracket 12 can be to the more complete clearance of carrying on of ventilation pipe 1 inner wall.
Further, strutting arrangement includes 27, 27 fixed connection is close to the outer wall of ventilation blower 2 at motor frame 3, and 27's outer wall is four support arms 11 of array fixedly connected with, the inner chamber bottom fixedly connected with spring 4 of four support arms 11, the other end fixedly connected with slider 25 of spring 4, slider 25 and 11 inner chamber wall sliding connection of support arm, the outer wall fixedly connected with kicking block 26 of slider 25 near the ventilation pipe 1 inner wall, kicking block 26 is the hemisphere.
When putting into, through compression spring 4, make slider 25 drive kicking block 26 be close to 27 for support arm 11 can support the inner wall of ventilation pipe 1 under spring 4's elastic potential energy, through the cooperation of four support arms 11 and balance arm 23, makes cleaning device can the fixed support at the inner wall of ventilation pipe 1, makes cleaning device work that can be better.
Further, drive mechanism includes motor 8 and vice spur gear 19, and motor 8 fixed connection is at the top of motor frame 3, and motor 8's output fixedly connected with main spur gear 9, and vice spur gear 19 fixed connection is at the outer wall of quill 6, and vice spur gear 19 is connected with main spur gear 9 meshing.
The outside of motor 8 can set up the motor cover, can prevent the entering of dust and prevent the shake, and when needs clearance, 8 work of driving motor for 8 output of motor drives main straight-teeth gear 9 and rotates, and through the meshing effect, the vice straight-teeth gear 19 of transmission rotates, thereby drives quill 6 and rotates, makes mounting bracket 12 rotate then and is circular motion.
Further, installation piece 15 is the cross, and the outer wall fixedly connected with that is close to filter screen 7 of installation piece 15 is no less than four protruding piece 22, and through setting up a plurality of protruding pieces 22, when installation piece 15 rotated, convex protruding piece 22 can remove between the hole of filter screen for make filter screen 7 produce certain vibration at the in-process of sweeping, make the clearance effect better.
Further, the inner wall of ventilation pipe 1 rotates and is connected with filter screen pivot 13, and the outer wall fixedly connected with handle 24 of ventilation pipe 1 is worn out to the one end of filter screen pivot 13, and the outer wall of filter screen pivot 13 and the horizontal axle center fixed connection of filter screen 7 make can be manual carry out the upset of a hundred eighty degrees to filter screen 7, and through adjusting cleaning device's position, clean the another side of filter screen 7 once more, make the degree and the effect of clearance better.
Further, the ventilator 2 is fixedly connected to the ventilation opening of the ventilation pipe 1 through a fixing bolt and a locking nut, and the fixing bolt and the locking nut are arranged, so that the looseness of the ventilator in use can be reduced, and the ventilator can be conveniently detached and installed.
Further, the outer wall of the motor frame 3 far away from the motor 8 is fixedly connected with a balance arm 23.
The working principle is as follows: this but dust-protection ventilation blower of self-cleaning filter screen, through daily use experience and air induction, when the interior amount of wind of ventilation pipe is unusual, it is when dust or fixed granule on the filter screen 7 has influenced ventilation blower use or indoor environment to have confirmed, can be through dismantling ventilation blower 2, can be with putting into the inner wall of ventilation pipe 1 at strutting arrangement and cleaning device, when putting into, through compression spring 4, make slider 25 drive kicking block 26 be close to 27, make support arm 11 can support the inner wall of ventilation pipe 1 under spring 4's elastic potential energy, cooperation through four support arms 11 and balance arm 23, make cleaning device can the fixed stay at the inner wall of ventilation pipe 1, make cleaning device work that can be better.
When the mounting block 15 moves to touch the filter screen 7, the driving motor 8 works to enable the output end of the motor 8 to drive the main spur gear 9 to rotate, the auxiliary spur gear 19 is driven to rotate through the meshing action to drive the sleeve shaft 6 to rotate, then the mounting frame 12 rotates to do circular motion, the auxiliary bevel gear 16 is enabled to follow the whole mounting frame 12 to do synchronous circular motion and belongs to revolution, but the auxiliary bevel gear 16 does not rotate due to the meshing connection action of the auxiliary bevel gear 16 and the main bevel gear 17, and the main bevel gear 17 is in a fixed gear state, so that the auxiliary bevel gear 16 can rotate under the meshing action to drive the reciprocating screw rod 20 to rotate, due to the characteristic of the reciprocating screw rod 20, the screw rod sleeve 14 can slide in a reciprocating manner on the inner wall of the groove through the matching of the screw rod sleeve 14 and the groove on the outer wall of the mounting frame 12, and the screw rod sleeve 14 drives the mounting block 15 and the filter screen bristles 21 on the outer wall of the mounting block 15 to do synchronous motion, through the normal running fit with mounting bracket 12 for installation piece 15 can be spiral motion, makes can carry out a comprehensive sweep to the surface of face filter screen 7, thereby has realized the clearance to the whole face of filter screen 7, further through the cooperation of a plurality of protruding pieces 22, makes filter screen 7 produce certain vibration at the in-process of sweeping, makes the clearance effect better.
Further, when the mounting frame 12 makes circular motion, the pipe wall brush 10 on the outer wall of the mounting frame 12 can be driven to make circular motion synchronously, so that the pipe wall brush 10 can make a circular sweep on the inner wall of the ventilation pipe 1, and the cleaning of the inner wall of the ventilation pipe 1 is realized.
Further, the cleaning area can be enlarged by extending the length of the outer wall of the mounting bracket 12 close to the inner wall of the ventilation tube 1.
Further, the position of the mounting bracket 12 can be adjusted by adjusting the support means so that the mounting bracket 12 can provide a more complete cleaning of the inner wall of the ventilation tube 1.
After having cleared up the one side of filter screen 7, motor 8 shuts down, pull cleaning device toward the outside, leave the distance that one end can make filter screen 7 upset, rotating filter screen pivot 13 through handle 24, make filter screen 7 carry out an upset, making cleaning device be close to filter screen 7, make cleaning device clear up the another side of filter screen 7, thereby can realize clearing up the two sides of filter screen 7, prevent that filter screen 7 another side dust from influencing ventilation effect, 1 inner wall of secondary pollution ventilation pipe and filter screen 7, or secondary pollution indoor environment.
Through the matching of the structures, the inner wall cleaning device can clean the filter screen in the pipeline of the ventilator, can clean the inner wall of the pipeline, further can clean the other surface of the filter screen, further can clean the filter screens at different depths through adjustment, and can also clean the inner wall of the whole pipeline through adjustment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a but dust type ventilation blower of self-cleaning filter screen, includes ventilation pipe (1) and ventilation blower (2), its characterized in that: the ventilator (2) is installed at a ventilation opening of the ventilation pipe (1), a supporting device is movably installed on the inner wall of the ventilation pipe (1), a cleaning device is installed on the outer wall of the supporting device, a filter screen (7) is rotatably installed on the inner wall of the ventilation pipe (1), and a transmission mechanism used for driving the cleaning device is arranged on the supporting device close to the outer wall;
the cleaning device comprises a motor frame (3), the motor frame (3) is fixedly connected to the outer wall of the supporting device far away from the ventilator (2), the outer wall of the supporting device far away from the motor frame (3) is rotatably connected with a sleeve shaft (6), the outer wall of the inner cavity motor frame (3) of the sleeve shaft (6) is fixedly connected with a fixed shaft (18), the end part of the fixed shaft (18) far away from the motor frame (3) is fixedly connected with a main bevel gear (17), the outer wall of the sleeve shaft (6) is fixedly connected with a mounting rack (12), the outer wall of the mounting rack (12) is provided with a groove, a lead screw sleeve (14) is slidably connected in the groove, the top of the inner cavity of the mounting rack (12) is rotatably connected with a reciprocating lead screw (20), the reciprocating lead screw (20) is in threaded connection with the lead screw sleeve (14), and the lead screw sleeve (14) penetrates out of the outer wall of the groove and is fixedly connected with a mounting block (15), the outer wall that installation piece (15) are close to filter screen (7) is fixed with filter screen brush hair (21), reciprocal lead screw (20) run through the inner chamber bottom of mounting bracket (12) and with run through the department and rotate and be connected, the tip fixedly connected with vice bevel gear (16) of mounting bracket (12) bottom are worn out to reciprocal lead screw (20), vice bevel gear (16) and main bevel gear (17) meshing are connected.
2. The self-cleanable screen dust-protected ventilator of claim 1 wherein: the cleaning device further comprises a pipe wall brush (10), and the pipe wall brush (10) is fixedly connected to the outer wall, close to the inner wall of the ventilating pipe (1), of the mounting frame (12).
3. The self-cleanable screen dust-protected ventilator of claim 1 wherein: the utility model discloses a fan, including 27, strutting arrangement, 27 fixed connection is at the outer wall that motor frame (3) is close to ventilation blower (2), 27's outer wall is four support arms of array fixedly connected with (11), four the inner chamber bottom fixedly connected with spring (4) of support arm (11), the other end fixedly connected with slider (25) of spring (4), slider (25) with support arm (11) inner chamber wall sliding connection, the outer wall fixedly connected with kicking block (26) that is close to ventilation pipe (1) inner wall of slider (25), kicking block (26) are the hemisphere.
4. The self-cleanable screen dust-protected ventilator of claim 1 wherein: drive mechanism includes motor (8) and vice spur gear (19), motor (8) fixed connection is at the top of motor frame (3), the output end fixed connection of motor (8) has main spur gear (9), vice spur gear (19) fixed connection is at the outer wall of quill (6), vice spur gear (19) are connected with main spur gear (9) meshing.
5. The self-cleanable screen dust-protected ventilator of claim 1 wherein: the mounting block (15) is in a cross shape, and the outer wall of the mounting block (15) close to the filter screen (7) is fixedly connected with at least four protruding blocks (22).
6. The self-cleanable screen dust-protected ventilator of claim 1 wherein: the inner wall of ventilation pipe (1) rotates and is connected with filter screen pivot (13), just outer wall fixedly connected with handle (24) of ventilation pipe (1) are worn out to the one end of filter screen pivot (13), the horizontal axle center fixed connection of the outer wall of filter screen pivot (13) and filter screen (7).
7. The self-cleanable screen dust-protected ventilator of claim 1 wherein: the ventilator (2) is fixedly connected to the ventilation opening of the ventilation pipe (1) through a fixing bolt and a locking nut.
8. A self-cleanable screen dust-protection ventilator as claimed in claims 1 and 3, wherein: the outer wall of the motor frame (3) far away from the motor (8) is fixedly connected with a balance arm (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110642622.4A CN113217433A (en) | 2021-06-09 | 2021-06-09 | Can self-cleaning filter screen's dust-protection ventilation blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110642622.4A CN113217433A (en) | 2021-06-09 | 2021-06-09 | Can self-cleaning filter screen's dust-protection ventilation blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113217433A true CN113217433A (en) | 2021-08-06 |
Family
ID=77083374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110642622.4A Withdrawn CN113217433A (en) | 2021-06-09 | 2021-06-09 | Can self-cleaning filter screen's dust-protection ventilation blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113217433A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114962349A (en) * | 2022-05-16 | 2022-08-30 | 浙江当代风机有限公司 | Novel automatic clean industrial fan |
| CN115569452A (en) * | 2022-11-30 | 2023-01-06 | 邸玉伟 | Waste gas treatment conveyor of environmental protection equipment |
-
2021
- 2021-06-09 CN CN202110642622.4A patent/CN113217433A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114962349A (en) * | 2022-05-16 | 2022-08-30 | 浙江当代风机有限公司 | Novel automatic clean industrial fan |
| CN114962349B (en) * | 2022-05-16 | 2024-02-27 | 山东弘千风机有限公司 | Automatic clean industrial fan |
| CN115569452A (en) * | 2022-11-30 | 2023-01-06 | 邸玉伟 | Waste gas treatment conveyor of environmental protection equipment |
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Application publication date: 20210806 |
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