CN112545368A - Anti-blocking method and structure for filter screen of dust collector - Google Patents
Anti-blocking method and structure for filter screen of dust collector Download PDFInfo
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- CN112545368A CN112545368A CN202011522064.XA CN202011522064A CN112545368A CN 112545368 A CN112545368 A CN 112545368A CN 202011522064 A CN202011522064 A CN 202011522064A CN 112545368 A CN112545368 A CN 112545368A
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- filter screen
- dust
- air duct
- turbine
- dust collector
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/20—Means for cleaning filters
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses an anti-blocking structure for a filter screen of a dust collector, which belongs to the technical field of assembled combined walls and comprises a fixing plate, wherein the fixing plate is of a circular structure and is clamped on a hanging table on the inner wall of a dust cup barrel; the guide turbine is positioned in the air duct, a first blade on the guide turbine extends outwards and is fixedly connected to the inner wall of the air duct, and the axis of the guide turbine is superposed with the axis of the air duct; the cyclone-type dust cup has the advantages that the turbine impeller is driven to rotate through the cyclone in the dust cup barrel, the turbine impeller is connected with the filter screen through the connecting rod to drive the filter screen to rotate together, the centrifugal effect is realized on dust impacting the surface of the filter screen when the filter screen rotates, so that the dust cannot be accumulated on the filter screen, the problem of filter screen blockage is fundamentally solved, the anti-blocking effect is good, the complex operation of disassembling and cleaning the filter screen is avoided, and the user experience is greatly improved.
Description
Technical Field
The invention belongs to the technical field of dust collectors, and particularly relates to a method and a structure for preventing a filter screen of a dust collector from being blocked.
Background
The dust collector utilizes the fan impeller to continuously do work on air by blades in the impeller under the high-speed driving of the motor, so that the air in the impeller obtains energy and is discharged out of the fan at a very high speed. Meanwhile, air in the impeller is continuously supplemented by air in the dust suction part at the front end of the fan, so that instant vacuum is formed in the dust suction part, namely a relatively high negative pressure difference is formed between the inside of the dust suction part and the external atmospheric pressure, under the action of the negative pressure difference, garbage and dust close to the suction nozzle enter the dust collector along with air flow, the garbage and dust pass through the filter in the dust collector, are retained in the dust storage box, and the air is discharged from the dust collector into a room after being filtered, so that the whole dust collection whole process is completed. The filter screen of the dust collector plays an important role in the dust collector, and influences the filtering effect of the dust collector.
Chinese patent (CN201020514275.4) discloses an automatic cleaning brush for a filter screen of a dust collector, which comprises a cleaning brush arranged in a dust collecting box of the dust collector and positioned at one side of the filter screen, wherein the cleaning brush is arranged at the side of the filter screen in a pivoting manner, a brush hair part is arranged at one side of the cleaning brush close to the filter screen, and a wind blade is arranged at one side of the cleaning brush far away from the filter screen and is used for bearing wind power entering the dust collecting box from a dust collecting pipe of the dust collector, so that the wind power entering the dust collecting box from the dust collecting pipe drives the cleaning brush to rotate, therefore, the brush hair part of the cleaning brush continuously brushes the surface of the filter screen in the operation of the dust collector, thereby obtaining the effect of automatically cleaning the filter screen, but airflow is in a high-speed screwing state after entering the dust collecting box and directly acts on the fan blade, thereby the brush hair part cannot uniformly rotate on the filter screen, thereby causing, the cleaning effect is not ideal, and in addition, the built-in brush hair part can only clean up the dust accumulated on the filter screen, and can not fundamentally solve the problem of dust accumulation on the filter screen.
Disclosure of Invention
The invention aims to: the anti-blocking method and the anti-blocking structure of the filter screen of the dust collector are provided for solving the problems that the filter screen needs to be detached and cleaned regularly when the dust collector is blocked in the using process, or the filter screen cleaning structure is installed in the dust collector in an embedded mode, so that the user experience is poor and the anti-blocking effect is poor.
In one aspect, to achieve the above object, the present invention employs the following method: a method for preventing a filter screen of a dust collector from being blocked comprises the following steps:
1) blades which can be driven to rotate by wind power are arranged in the air outlet direction in the dust cup of the dust collector, and the blades are axially connected with a filter screen;
2) the blades rotate under the action of cyclone in the dust cup, so that the filter screen connected to the blades is driven to rotate;
3) the air that dirt cup bucket is mingled with the dust strikes the high-speed rotatory filter screen, and the air can pass through from the filter screen, and the dust strikes behind the filter screen along with the whirlwind deposit to realize that the filter screen is prevented stifled.
On the other hand, in order to achieve the purpose, the invention adopts the following technical scheme: a kind of dust collector filter screen prevents the stifled structure, including:
the fixing plate is of a circular ring structure and is clamped on a hanging table on the inner wall of the dust cup barrel, an air duct extending towards one side is arranged inside a circular ring of the fixing plate, and the air duct is of a circular tube structure;
the guide turbine is positioned in the air duct, first blades on the guide turbine extend outwards and are fixedly connected to the inner wall of the air duct, the axis of the guide turbine is superposed with the axis of the air duct, and a guide channel is formed between every two adjacent first blades;
the turbine impeller is arranged in the air duct, and the axis of the turbine impeller is superposed with the axis of the air duct;
the filter screen, it is cake column structure, the filter screen passes through the connecting rod and connects turbine wheel, just the filter screen with turbine wheel is located respectively the relative both sides of fixed plate, the connecting rod passes the center of water conservancy diversion turbine, just the connecting rod pass through the bearing connect in on the water conservancy diversion turbine, the outer wall of filter screen with the fixed plate laminating.
As a further description of the above technical solution:
the filter screen is close to the air inlet pipe on the dust cup barrel.
As a further description of the above technical solution:
the edge of fixed plate is provided with to hang the bellied perpendicular changeover portion of platform direction, just the tip of perpendicular changeover portion supports hang the platform.
As a further description of the above technical solution:
the fixed plate is provided with a rectification inclined plane, the rectification inclined plane inclines from the vertical transition section to the air duct, and the rectification inclined plane is located between the filter screen and the air duct.
As a further description of the above technical solution:
the second blades on the turbine impeller are the same as the first blades in length, and the second blades are positioned right above the flow guide channel.
As a further description of the above technical solution:
the first blade and the second blade are inclined in opposite directions.
As a further description of the above technical solution:
a plurality of ventilation holes are formed in the filter screen.
As a further description of the above technical solution:
the periphery of the filter screen is provided with a fixed hoop, and the outer wall of the fixed hoop is attached to the inner wall of the vertical transition section.
As a further description of the above technical solution:
the fixed hoop is made of Teflon material.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the turbine impeller is driven to rotate by the cyclone in the dust cup barrel, the turbine impeller is connected with the filter screen through the connecting rod to drive the turbine impeller to rotate together, and the filter screen has a centrifugal effect on dust impacting the surface of the filter screen when rotating, so that the dust cannot be accumulated on the filter screen, the problem of filter screen blockage is fundamentally solved, the anti-blocking effect is good, the complex operation of disassembling and cleaning the filter screen is avoided, and the user experience is greatly improved.
2. According to the invention, the airflow in the dust cup barrel is integrated into the air duct in a bundling manner through the rectification inclined plane, and the airflow is divided again through the flow guide channel, so that the airflow uniformly acts on the second blades on the turbine impeller, the influence of airflow fluctuation on the rotation speed of the filter screen is avoided, and the anti-blocking effect is good.
Drawings
Fig. 1 is an exploded view of an anti-blocking structure of a filter screen of a dust collector.
Fig. 2 is a schematic view of the overall structure of an anti-blocking structure of a filter screen of a dust collector.
Fig. 3 is a schematic diagram of an internal structure of an anti-blocking structure of a filter screen of a dust collector.
Fig. 4 is a partially enlarged view of a portion a in fig. 3.
Fig. 5 is a partially enlarged view of a portion B in fig. 3.
FIG. 6 is a schematic view of a turbine impeller in a filter screen anti-clogging structure of a vacuum cleaner.
Fig. 7 is a schematic structural view of a fixing plate in a filter screen anti-blocking structure of a dust collector.
Fig. 8 is a schematic structural view of a filter screen in an anti-blocking structure of a filter screen of a dust collector.
Illustration of the drawings:
1. a fixing plate; 2. a dust cup bucket; 3. hanging a table; 4. an air duct; 5. a inducer; 6. a first blade; 7. a flow guide channel; 8. a turbine wheel; 9. a filter screen; 10. a connecting rod; 11. a bearing; 12. an air inlet pipe; 13. a vertical transition section; 14. a rectification slope; 15. a second blade; 16. a vent hole; 17. and fixing the hoop.
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.
The invention provides a method: a method for preventing a filter screen of a dust collector from being blocked comprises the following steps:
s01: blades which can be driven to rotate by wind power are arranged in the air outlet direction in the dust cup of the dust collector, and the blades are axially connected with a filter screen;
s02: the blades rotate under the action of cyclone in the dust cup, so that the filter screen connected to the blades is driven to rotate;
s03: the air mixed with dust in the dust cup impacts the filter screen rotating at high speed, the air can pass through the filter screen, and the dust is deposited along with the cyclone after impacting the filter screen, so that the filter screen is prevented from being blocked.
Referring to fig. 1-8, the present invention provides a technical solution: a kind of dust collector filter screen prevents the stifled structure, including:
the dust cup comprises a fixed plate 1 and a dust cup barrel 2, wherein the fixed plate 1 is of a circular structure, the fixed plate 1 is clamped on a hanging table 3 on the inner wall of the dust cup barrel 2, an air duct 4 extending towards one side is arranged inside a circular ring of the fixed plate 1, and the air duct 4 is of a circular tube structure;
the guide turbine 5 is positioned in the air duct 4, first blades 6 on the guide turbine 5 extend outwards and are fixedly connected to the inner wall of the air duct 4, the axis of the guide turbine 5 is superposed with the axis of the air duct 4, and a guide channel 7 is formed between two adjacent first blades 6;
the turbine impeller 8 is arranged in the air duct 4, and the axis of the turbine impeller 8 is superposed with the axis of the air duct 4;
the filter screen 9 is of a cake-shaped structure, the filter screen 9 is connected with the turbine impeller 8 through a connecting rod 10, the filter screen 9 and the turbine impeller 8 are respectively positioned at two opposite sides of the fixing plate 1, the connecting rod 10 penetrates through the center of the guide turbine 5, the connecting rod 10 is connected to the guide turbine 5 through a bearing 11, the outer wall of the filter screen 9 is attached to the fixing plate 1, and the filter screen 9 is close to an air inlet pipe 12 on the dust cup barrel 2;
the edge of the fixed plate 1 is provided with a vertical transition section 13 protruding towards the hanging table 3, and the end part of the vertical transition section 13 is abutted against the hanging table 3, so that the fixed plate 1 is stably clamped on the hanging table 3, the fixed plate 1 is prevented from shaking in the working process of the dust collector, and meanwhile, dust is prevented from entering;
a rectification inclined plane 14 is arranged on the fixed plate 1, the rectification inclined plane 14 inclines from the vertical transition section 13 to the air duct 4, the rectification inclined plane 14 is positioned between the filter screen 9 and the air duct 4, and the rectification inclined plane 14 integrates air flow into the air duct 4 to form directional air flow;
the length of the second blade 15 on the turbine wheel 8 is the same as that of the first blade 6, the second blade 15 is positioned right above the flow guide channel 7, and the inclination directions of the first blade 6 and the second blade 15 are opposite;
a plurality of vent holes 16 are formed in the filter screen 9 to ensure the normal passing of air flow;
the periphery of filter screen is provided with fixed hoop 17, the outer wall laminating of fixed hoop 17 extremely on the inner wall of perpendicular changeover portion 13, fixed hoop 17 is the indisputable fluorine dragon material, and the indisputable fluorine dragon material has extremely strong wearability for fixed hoop 17 long-time high-speed operation does not wear and tear, has prolonged the life of filter screen 9.
The working principle is as follows: firstly, the air flow enters the dust cup barrel 2 from the air inlet pipe 12, the air flow impacts the dust cup barrel 2 to form cyclone air flow, the air flow upwards passes through the filter screen 9, dust in the air flow starts to impact the filter screen 9 and is adsorbed on the filter screen, secondly, the air flow enters the air duct 4 under the guiding action of the rectification inclined plane 14 to form directional air flow, after the air duct 4 performs short rectification action, the air flow forms a plurality of uniform flow channels through the flow guide channel 7 on the flow guide turbine 5, the divided air flow directly acts on the second blade 15 of the turbine impeller 8, finally, the turbine impeller 8 rotates under the action of the air flow, the rotation of the turbine impeller 8 drives the connecting rod 10 to rotate along the bearing 11 on the flow guide turbine 5, the connecting rod 10 rotates to drive the filter screen 9 at the end part of the connecting rod 10 to rotate, at the moment, the centrifugal force generated by the rotation of the filter, the dust in the air current strikes the surface of the filter screen 9 and then turns, and the dust begins to deposit below the dust cup, so that the filter screen is thoroughly prevented from blocking.
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. A method for preventing a filter screen of a dust collector from being blocked is characterized by comprising the following steps: the method comprises the following steps:
1) blades which can be driven to rotate by wind power are arranged in the air outlet direction in the dust cup of the dust collector, and the blades are axially connected with a filter screen;
2) the blades rotate under the action of cyclone in the dust cup, so that the filter screen connected to the blades is driven to rotate;
3) the air mixed with dust in the dust cup impacts the filter screen rotating at high speed, the air can pass through the filter screen, and the dust is deposited along with the cyclone after impacting the filter screen, so that the filter screen is prevented from being blocked.
2. The utility model provides a stifled structure is prevented to dust catcher filter screen which characterized in that: the method comprises the following steps:
the dust cup fixing device comprises a fixing plate (1) which is of a circular structure, wherein the fixing plate (1) is clamped on a hanging table (3) on the inner wall of a dust cup barrel (2), an air duct (4) extending towards one side is arranged inside a circular ring of the fixing plate (1), and the air duct (4) is of a circular tube structure;
the guide turbine (5) is positioned in the air duct (4), first blades (6) on the guide turbine (5) extend outwards and are fixedly connected to the inner wall of the air duct (4), the axis of the guide turbine (5) is superposed with the axis of the air duct (4), and a guide channel (7) is formed between every two adjacent first blades (6);
the turbine impeller (8) is arranged in the air duct (4), and the axis of the turbine impeller (8) is superposed with the axis of the air duct (4);
filter screen (9), it is cake column structure, filter screen (9) are connected through connecting rod (10) turbine wheel (8), just filter screen (9) with turbine wheel (8) are located respectively the relative both sides of fixed plate (1), connecting rod (10) are passed the center of water conservancy diversion turbine (5), just connecting rod (10) pass through bearing (11) connect in on water conservancy diversion turbine (5), the outer wall of filter screen (9) with fixed plate (1) laminating.
3. The anti-blocking structure of the filter screen of the dust collector as claimed in claim 2, wherein the filter screen (9) is close to the air inlet pipe (12) on the dust cup barrel (2).
4. The anti-blocking structure of the filter screen of the dust collector as claimed in claim 3, wherein the edge of the fixing plate (1) is provided with a vertical transition section (13) protruding towards the direction of the hanging table (3), and the end of the vertical transition section (13) is propped against the hanging table (3).
5. The anti-blocking structure of the filter screen of the dust collector as claimed in claim 4, wherein the fixing plate (1) is provided with a rectification inclined plane (14), the rectification inclined plane (14) inclines from the vertical transition section (13) to the air duct (4), and the rectification inclined plane (14) is located between the filter screen (9) and the air duct (4).
6. The anti-clogging structure of the dust collector sieve according to claim 5, characterized in that the second blade (15) on the turbine wheel (8) is the same length as the first blade (6), and the second blade (15) is located right above the flow guide channel (7).
7. A structure according to claim 6, characterized in that the first blade (6) and the second blade (15) are inclined in opposite directions.
8. The anti-blocking structure of the filter screen of the dust collector as claimed in claim 7, wherein the filter screen (9) is provided with a plurality of vent holes (16).
9. The anti-blocking structure of the filter screen of the dust collector as claimed in claim 8, wherein the filter screen (9) is provided with a fixing hoop (17) at the periphery, and the outer wall of the fixing hoop (17) is attached to the inner wall of the vertical transition section (13).
10. The anti-blocking structure of the filter screen of the dust collector as claimed in claim 9, wherein the fixing hoop (17) is made of Teflon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011522064.XA CN112545368A (en) | 2020-12-21 | 2020-12-21 | Anti-blocking method and structure for filter screen of dust collector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011522064.XA CN112545368A (en) | 2020-12-21 | 2020-12-21 | Anti-blocking method and structure for filter screen of dust collector |
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| Publication Number | Publication Date |
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| CN112545368A true CN112545368A (en) | 2021-03-26 |
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| CN202011522064.XA Pending CN112545368A (en) | 2020-12-21 | 2020-12-21 | Anti-blocking method and structure for filter screen of dust collector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113399409A (en) * | 2021-06-03 | 2021-09-17 | 郑州大学 | Factory building dust pelletizing system and dust collector |
-
2020
- 2020-12-21 CN CN202011522064.XA patent/CN112545368A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113399409A (en) * | 2021-06-03 | 2021-09-17 | 郑州大学 | Factory building dust pelletizing system and dust collector |
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