CN114432812A - Dust filtering device and floor sweeping equipment - Google Patents
Dust filtering device and floor sweeping equipment Download PDFInfo
- Publication number
- CN114432812A CN114432812A CN202210061544.3A CN202210061544A CN114432812A CN 114432812 A CN114432812 A CN 114432812A CN 202210061544 A CN202210061544 A CN 202210061544A CN 114432812 A CN114432812 A CN 114432812A
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- CN
- China
- Prior art keywords
- filter element
- dust
- box body
- filter
- element assembly
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/02—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt
- E01H1/05—Brushing apparatus, e.g. with auxiliary instruments for mechanically loosening dirt with driven brushes
Abstract
The invention discloses a dust filtering device and sweeping equipment. The dust filtering device includes: the filter comprises a box body, a filter element assembly, an air extractor and a vibrator; the box body is cylindrical; the filter element assembly is arranged in the box body, the lower part of the filter element assembly is in a closed cylindrical shape, the upper part of the filter element assembly is hermetically connected with the upper part of the box body, an air inlet area is formed between the box body and the filter element assembly, and an air outlet area is formed in an inner cavity of the filter element assembly; the air extractor is positioned above the filter element and generates negative pressure in the inner cavity of the filter element so as to suck the dust-containing gas into the air outlet area from the peripheral wall of the filter element, which penetrates through the air inlet area; the vibrator is arranged at the bottom of the filter element. A sweeping apparatus comprising: the garbage can comprises a chassis, a garbage can and a rolling brush device; a chassis; the dustbin is arranged at the rear part of the chassis; the rolling brush device is arranged below the chassis and is provided with a garbage outlet which is communicated with the garbage can; the dust filtering device is arranged on the chassis, and an air inlet area between the box body and the filter element is communicated with the dustbin.
Description
Technical Field
The invention relates to the field of cleaning equipment, in particular to a dust filtering device and sweeping equipment.
Background
When the dust of gathering on the filter core is more, if the fan shakes the dirt effect not good, the filter core effect of street sweeper can descend by a wide margin, causes a large amount of raise dusts, this is the general problem that sweeping equipment such as street sweeper met on the market. Therefore, dust suppression is a technical difficulty of the outdoor sweeper, and the dust vibration capability is a key factor for ensuring the continuous and stable dust suppression effect of the fan.
In the prior art, the motor is used for driving the poking piece to pat the filter element to vibrate dust, and only the part of the filter element which is flapped can be vibrated to cause the dust at the part which is not flapped to continue to be attached to the filter element, so that the filter element device is used for a period of time and then the filtering function is reduced.
Disclosure of Invention
Based on this, the invention aims to provide a dust filtering device and a sweeping device.
In a first aspect, a dust filtering apparatus includes: the filter comprises a box body, a filter element assembly, an air extractor and a vibrator; the box body is cylindrical; the filter element assembly is arranged in the box body, the lower part of the filter element assembly is in a closed cylindrical shape, the upper part of the filter element assembly is hermetically connected with the upper part of the box body, an air inlet area is formed between the box body and the filter element assembly, and an air outlet area is formed in an inner cavity of the filter element assembly; the air extractor is positioned above the filter element and generates negative pressure in the inner cavity of the filter element so as to suck dust-containing gas into the air outlet area from the air inlet area through the peripheral wall of the filter element; the vibrator is installed at the bottom of the filter element.
According to the dust filtering device, the dust vibrator is arranged at the bottom of the filter element assembly, so that the whole filter element assembly can be subjected to vibration force, and not only the local part of the filter element is subjected to vibration force, so that dust falling on the filter element can fall off in time, the filter element assembly is prevented from being blocked by dust impurities, and the filter element assembly is enabled to keep stable dust filtering capacity in the using process.
Preferably, the filter element assembly comprises a top plate, a bottom plate and a filter element mounted between the top plate and the bottom plate, the vibrator being mounted on the bottom plate; the box body is provided with a supporting plate extending inwards along the radial direction, the supporting plate and the top plate are arranged up and down along the axial direction of the box body, and a vibration damping mechanism is arranged between the top plate and the supporting plate.
Preferably, the damping mechanism comprises a damping assembly and a flexible seal.
Preferably, the support plate is a single plate, and one of the vibration damping member and the flexible seal is disposed at an inner side and the other is disposed at an outer side in a radial direction of the case; the backup pad includes first backup pad and second backup pad, the second backup pad is located the below of first backup pad, flexible sealing member sets up the roof with between the first backup pad, damping subassembly sets up the roof with between the second backup pad.
Preferably, the vibration reduction assembly comprises an elastic piece, a first fixing column installed on the top plate and a second fixing column installed on the supporting plate, one end of the elastic piece is installed on the first fixing column, and the other end of the elastic piece is installed on the second fixing column.
Preferably, the flexible seal is folded axially into a concertina shape.
Preferably, the dust hood is installed to the box top, the dust hood is the tube-shape, the aspirator is installed the roof of dust hood, the lateral wall of dust hood is equipped with the air outlet, and the regional filtered dusty gas that is located the air-out is discharged by the air outlet.
Preferably, the diapire outer peripheral edge of filter core sets up the serration groove that runs through along thickness direction, the folding dust exhaust groove that forms along axial extension of filter element group spare periphery wall, the serration groove with dust exhaust groove intercommunication.
Preferably, the bottom opening of box, form the air intake between the internal periphery of box lower part and the outer periphery of filter element group spare lower part, dusty gas gets into by the air intake the air inlet region.
In a second aspect, a sweeping apparatus comprising: a chassis; a dustbin; the dustbin is arranged at the rear part of the chassis; the rolling brush device is arranged below the chassis and is provided with a garbage outlet which is communicated with the garbage can; the dust filtering device is arranged on the chassis, and an air inlet area between the box body and the filter element is communicated with the dustbin.
Compared with the prior art, the dust filter device has the advantages that the dust vibrator is arranged at the bottom of the filter element assembly, so that the whole filter element assembly can be subjected to vibration force, dust falling on the filter element can fall off in time, the filter element assembly is prevented from being blocked by dust impurities, and the filter element assembly can keep stable dust filtering capacity in the using process.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a cross-sectional view of an embodiment of the dust filtering apparatus of the present invention.
Fig. 2 is an exploded view of an embodiment of the dust filter apparatus of the present invention.
Figure 3 is another exploded view of an embodiment of the dust filter arrangement of the present invention.
Fig. 4 is a partial enlarged view at I in fig. 1.
Fig. 5 is a schematic perspective view of a sweeping apparatus according to an embodiment of the present invention.
Figure 6 is a side view of an embodiment of the sweeper of the present invention.
Wherein, the arrow direction in fig. 1 is the wind direction.
Detailed Description
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or may be referred to in this specification, are defined relative to their configuration, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.
The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of implementations consistent with certain aspects of the present disclosure.
The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
As shown in fig. 1 to 6, the dust filtering device and the sweeping apparatus of the present invention, in a first aspect, include: the device comprises a box body 1, a filter element assembly 2, an air extractor 3 and a vibrator 4; the box body 1 is cylindrical; the filter element assembly 2 is arranged in the box body 1, the lower part of the filter element assembly 2 is in a closed cylindrical shape, the upper part of the filter element assembly 2 is hermetically connected with the upper part of the box body 1, an air inlet area is formed between the box body 1 and the filter element assembly 2, and an air outlet area is formed in an inner cavity of the filter element assembly 2; the air extractor 3 is positioned above the filter element, and the air extractor 3 generates negative pressure in the inner cavity of the filter element so as to suck the dust-containing gas into the air outlet area from the peripheral wall of the filter element, through which the air inlet area passes; the vibrator 4 is mounted to the bottom of the filter element. The air extractor is an axial fan.
According to the dust filtering device, the dust vibrator is arranged at the bottom of the filter element assembly 2, so that the whole filter element assembly 2 can be subjected to vibration force, but not part of filter elements are subjected to vibration force, dust falling on the filter elements can fall off in time, the filter element assembly 2 is prevented from being blocked by dust impurities, and the filter element assembly 2 is kept with stable dust filtering capacity in the using process.
The filter element assembly 2 comprises a top plate 21, a bottom plate 22 and a filter member 23 installed between the top plate 21 and the bottom plate 22, and the vibrator 4 is installed on the bottom plate 22; a supporting plate 11 extending inwards along the radial direction is arranged on the box body 1, the supporting plate 11 and the bottom plate are arranged up and down along the axial direction of the box body, and a vibration damping mechanism 5 is arranged between the top plate 21 and the supporting plate 11; through set up damping mechanism 5 between 2 upper portions of filter element group spare and 1 upper portion of box, can reduce the vibrational force of 2 to box 1 transmissions of filter element group spare to prevent that box 1 from taking place to become flexible with being connected of chassis 7. In the specific embodiment, the top plate 21 includes a first top plate 21 made of a metal material at an upper layer and a second top plate 21 made of plastic at a lower layer, and the bottom plate 22 is made of plastic; the filtering component 23 is preferably a filter cloth, and the upper and lower ends of the filter cloth are bonded to the second top plate 21 and the bottom plate 22.
The damping mechanism 5 comprises a damping assembly 51 and a flexible seal 52; by providing the vibration damping assembly 51 between the upper part of the filter element assembly 2 and the upper part of the housing 1, a gap is caused between the upper part of the filter element assembly 2 and the upper part of the housing 1, so that part of the dust-containing gas is discharged directly through the gap without passing through the filter element 23 of the filter element. In the specific embodiment, the flexible sealing element 52 is further provided in this embodiment, so that the vibration damping effect of the vibration damping assembly 51 can be matched, and the dust-containing gas can be prevented from being discharged through the gap, passing through the filter component 23 of the filter element assembly 2, and then being discharged through the air outlet region.
The supporting plate is a single plate; one of the vibration damping member and the flexible seal is disposed on the inner side and the other is disposed on the outer side in the radial direction of the case.
The support plates are two plates, the support plate 11 comprises a first support plate 111 and a second support plate 112, the second support plate 112 is positioned below the first support plate 111, and the top plate is positioned between the first support plate and the second support plate; the flexible seal 52 is disposed between the top plate 21 and the first support plate 111, and the vibration damping assembly 51 is disposed between the top plate 21 and the second support plate 112. Compared with the mode that the supporting plate is a single plate and the flexible sealing element 52 and the vibration reduction assembly 51 are arranged at the same height, the supporting plate is a two-plate mode, the flexible sealing element 52 and the vibration reduction assembly 51 are arranged up and down along the axial direction of the filter element assembly 2, and the larger filter element assembly 2 can be installed under the condition that the volume of the box body 1 is not changed, so that the filtering capacity of the dust filtering device is improved; in addition, the filter element assembly 2 is relatively large in size in the axial direction, and the flexible sealing element 52 and the damping assembly 51 are arranged up and down, so that the use amount of the flexible sealing element 52 can be reduced.
The vibration damping assembly 51 comprises an elastic piece 511, a first fixed column 512 arranged on the top plate 21 and a second fixed column 513 arranged on the supporting plate 11, wherein one end of the elastic piece 511 is arranged on the first fixed column 512, and the other end of the elastic piece 511 is arranged on the second fixed column 513; because the middle part of the elastic piece 511 is not rigidly restrained in the radial direction of the filter element, the filter element can vibrate not only in the axial direction of the filter element, but also in the radial direction of the filter element, so that the dust on the filter element can be more thoroughly vibrated down. In a specific embodiment, the elastic member 511 is sleeved on the first fixing column 512 and the second fixing column.
Further preferably, the flexible seal 52 is folded axially into an accordion shape; so that the flexible sealing member 52 has a larger deformation space and can cooperate with the damping assembly 51 to achieve better damping effect.
Further preferably, a dust hood 6 is installed above the box body 1, the dust hood 6 is cylindrical, the air extractor 3 is installed on the top wall of the dust hood 6, an air outlet 61 is formed in the side wall of the dust hood 6, and filtered dust-containing gas in an air outlet area is exhausted from the air outlet 61; through adopting dust hood 6 can be with the outside of the gaseous discharge device after filtering, can avoid the dust in the device outside air to fall on the aspirator simultaneously, influence the work of aspirator.
Further preferably, the peripheral edge of the bottom wall of the filter element is provided with a sawtooth groove 24 penetrating along the thickness direction, the peripheral wall of the filter element assembly 2 is folded to form a dust discharge groove 25 extending along the axial direction, and the sawtooth groove 24 is communicated with the dust discharge groove 25. Prevent that the dust from piling up on the bottom plate of filter core for the dust can fall into the dustbin.
Further preferably, the bottom of the box 1 is open, an air inlet is formed between the inner periphery of the lower part of the box 1 and the outer periphery of the lower part of the filter element assembly 2, and dust-containing gas enters the air inlet area from the air inlet.
In a second aspect, a sweeping apparatus comprises a chassis 7; the dustbin 8 is arranged at the rear part of the chassis 7; the rolling brush device 9 is arranged below the chassis 7, the rolling brush device 9 is provided with a garbage outlet, and the garbage outlet is communicated with the garbage can 8; the dust filtering device is arranged on the chassis 7, and an air inlet area between the box body 1 and the filter element is communicated with the dustbin 8.
Specifically, when the sweeping equipment is a sweeping vehicle, the driving wheels 101 need to be pivoted on the two sides of the chassis 7 so as to be convenient to move; the rolling brush device 9 can be used for sweeping the garbage into the garbage can 8; the dust that rises in the dustbin can drop the dustbin once more after the filter core filters, prevents that the dust from running the outside of the equipment of sweeping the floor.
Compared with the prior art, the dust filter device has the advantages that the dust vibrator is arranged at the bottom of the filter element assembly, so that the whole filter element assembly can be subjected to vibration force, but not part of the filter elements are subjected to vibration force, dust falling on the filter elements can fall off in time, the filter element assembly is prevented from being blocked by dust impurities, and the filter element assembly is enabled to keep stable dust filtering capacity in the using process.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (10)
1. A dust filter device, comprising:
the box body is cylindrical;
the filter element assembly is arranged in the box body, the lower part of the filter element assembly is in a closed cylindrical shape, the upper part of the filter element assembly is hermetically connected with the upper part of the box body, an air inlet area is formed between the box body and the filter element assembly, and an air outlet area is formed in an inner cavity of the filter element assembly;
the air extractor is positioned above the filter element and generates negative pressure in the inner cavity of the filter element so as to suck dust-containing gas into the air outlet area from the air inlet area through the peripheral wall of the filter element;
and the vibrator is arranged at the bottom of the filter element.
2. The dust filtration apparatus of claim 1, wherein said filter cartridge assembly comprises a top plate, a bottom plate and a filter member mounted between said top plate and said bottom plate, said vibrator being mounted on said bottom plate; the box body is provided with a supporting plate extending inwards along the radial direction, the supporting plate and the top plate are arranged up and down along the axial direction of the box body, and a vibration damping mechanism is arranged between the top plate and the supporting plate.
3. The dust filter arrangement of claim 2 wherein said vibration dampening mechanism comprises a vibration dampening assembly and a flexible seal.
4. The dust filtering device according to claim 3, wherein the support plate is a single plate, and one of the vibration damping member and the flexible seal member is disposed at an inner side and the other is disposed at an outer side in a radial direction of the case;
the backup pad includes first backup pad and second backup pad, the second backup pad is located the below of first backup pad, the roof is located between first backup pad and the second backup pad, flexible sealing member sets up the roof with between the first backup pad, damping component sets up the roof with between the second backup pad.
5. The dust filtering device of claim 3, wherein the vibration reduction assembly comprises an elastic member, a first fixed column mounted on the top plate, and a second fixed column mounted on the supporting plate, and the elastic member is mounted on the first fixed column at one end and mounted on the second fixed column at the other end.
6. A dust filtration device according to claim 3, wherein the flexible seal is folded axially in an accordion shape.
7. The dust filtering device according to any one of claims 1 to 5, wherein a dust hood is installed above the box body, the dust hood is cylindrical, the air extractor is installed on a top wall of the dust hood, an air outlet is formed in a side wall of the dust hood, and filtered dust-containing gas in an air outlet area is discharged from the air outlet.
8. The dust filter device according to any one of claims 1 to 5, wherein the outer periphery of the bottom wall of the filter element is provided with a sawtooth groove penetrating along the thickness direction, the outer peripheral wall of the filter element assembly is folded to form a dust discharge groove extending along the axial direction, and the sawtooth groove is communicated with the dust discharge groove.
9. A dust filter arrangement according to any one of claims 1 to 5, wherein the housing is open at the bottom, and an air inlet is formed between the inner periphery of the lower portion of the housing and the outer periphery of the lower portion of the filter element assembly, whereby dust-laden air enters the air inlet region.
10. A floor sweeping apparatus, comprising:
a chassis;
a dustbin; the dustbin is arranged at the rear part of the chassis;
the rolling brush device is arranged below the chassis and is provided with a garbage outlet which is communicated with the garbage can;
the dust filter of any one of claims 1-9, said dust filter being disposed on said chassis, said air intake region between said housing and said filter element being in communication with said waste bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210061544.3A CN114432812A (en) | 2022-01-19 | 2022-01-19 | Dust filtering device and floor sweeping equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210061544.3A CN114432812A (en) | 2022-01-19 | 2022-01-19 | Dust filtering device and floor sweeping equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114432812A true CN114432812A (en) | 2022-05-06 |
Family
ID=81367507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210061544.3A Pending CN114432812A (en) | 2022-01-19 | 2022-01-19 | Dust filtering device and floor sweeping equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114432812A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100914992B1 (en) * | 2008-11-20 | 2009-09-02 | 이일영 | A dust collector with vibratory machine |
| CN206240198U (en) * | 2016-12-09 | 2017-06-13 | 江西省盛三和防水工程有限公司 | For the dedusting tank of super manufacture of cement |
| CN112044197A (en) * | 2020-09-28 | 2020-12-08 | 萧县润泽环保科技有限公司 | Environment-friendly circulating dust removal device for photovoltaic power plant and use method thereof |
| CN112120604A (en) * | 2020-09-17 | 2020-12-25 | 广东博智林机器人有限公司 | Ground cleaning equipment |
-
2022
- 2022-01-19 CN CN202210061544.3A patent/CN114432812A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100914992B1 (en) * | 2008-11-20 | 2009-09-02 | 이일영 | A dust collector with vibratory machine |
| CN206240198U (en) * | 2016-12-09 | 2017-06-13 | 江西省盛三和防水工程有限公司 | For the dedusting tank of super manufacture of cement |
| CN112120604A (en) * | 2020-09-17 | 2020-12-25 | 广东博智林机器人有限公司 | Ground cleaning equipment |
| CN112044197A (en) * | 2020-09-28 | 2020-12-08 | 萧县润泽环保科技有限公司 | Environment-friendly circulating dust removal device for photovoltaic power plant and use method thereof |
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