CN210749012U - Dust separator of dust collector - Google Patents
Dust separator of dust collector Download PDFInfo
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- CN210749012U CN210749012U CN201921049100.8U CN201921049100U CN210749012U CN 210749012 U CN210749012 U CN 210749012U CN 201921049100 U CN201921049100 U CN 201921049100U CN 210749012 U CN210749012 U CN 210749012U
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Abstract
The dust separator of the dust collector comprises a shell and a cyclone separation component, wherein the cyclone separation component comprises a cyclone separator and a filter cover, the lower part of the cyclone separator is a straight barrel, the straight barrel is fixed with the bottom surface of the shell, the upper part of the cyclone separator is a cyclone barrel, a secondary air inlet is formed in the cyclone barrel, the filter cover covers the cyclone barrel, a baffle corresponding to the cyclone barrel is arranged in the filter cover, a first air deflector is arranged on the outer side of the upper part of the filter cover corresponding to a dust air inlet, a first air guide channel is formed between the first air deflector and the inner wall of the shell, a second air deflector is arranged on the rear side of the first air deflector on the filter cover, and a downlink air guide channel is formed between the second air deflector and the inner wall of the shell. The utility model discloses simple structure is compact, spare part is few, has add first wind-guiding passageway and down wind-guiding passageway for dirt gas separation effect is better, and the loss is lower, and simple to operate, cost are lower simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the dust catcher, concretely relates to dust separator of dust catcher.
Background
At present, a dust collector is frequently used in daily life, and the existing dust collector mainly comprises a shell, a motor, a fan impeller, a suction nozzle and a filter. The fan impeller is driven by the motor at high speed to suck airflow and separate air and dust through the filter. The existing dust collector has the defects that the dust is not completely separated, the motor is easily damaged due to insufficient filtration of the dust, and the cleaning difficulty is easily caused when the dust in the dust collector is cleaned.
According to the inspection, the Chinese patent 'a dust separator' with the prior patent application number of CN200520074316 comprises an outer cylinder with a dust air inlet, wherein an air outlet channel is also arranged on the outer cylinder, an air outlet filter is arranged at the opening part of the air outlet channel in the inner cavity of the outer cylinder, and the air outlet filter comprises a filter screen and a filtering attached layer arranged at one side surface where the air flow of the filter screen enters. The air outlet filter comprises a filter screen and a filter attached layer, and the filter efficiency is improved through two-stage filtration, but the dust separator is not of a cyclone type, and the dust collection and filter effects are not ideal.
Also, chinese patent No. CN20161083036.1, "a hand-held vacuum cleaner", includes: a handle by which the vacuum cleaner is supported during normal use; a cyclonic separation unit having a longitudinal axis and a dirt collector at one end of the cyclonic separation unit; the cyclonic separating unit comprises an end portion having a closed configuration in which debris is retained in the dirt collector by the end portion, and an open configuration for removing dirt from the dirt collector; the handle has a pistol grip configuration in which the handle is inclined relative to the cyclonic separating unit to form an angle of no less than 85 degrees and no more than 140 degrees between the handle and the longitudinal axis X of the cyclonic separating unit. The dust collector is internally provided with the cyclone separation unit which can better separate sucked dust, but the dust collector only has one air guide channel, so that the separation effect is not ideal.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a dust separator of a vacuum cleaner with simple and compact structure and good dust-air separation effect.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a dust separator of dust catcher, includes the casing and sets up the whirlwind subassembly in the casing, be equipped with dirt wind import on the casing, its characterized in that: the cyclone separation component comprises a cyclone separator and a filter cover, wherein the lower part of the cyclone separator is a straight barrel which is sealed and abutted against the bottom surface of the shell, the upper part of the cyclone separator is a cyclone cylinder, the upper side surface of the cyclone cylinder is provided with a secondary air inlet, the filter cover covers the outer side of the cyclone cylinder, a baffle plate corresponding to the cyclone cylinder is arranged in the filter cover, the outer side of the upper part of the filter cover is provided with a first air deflector corresponding to the dust air inlet, a first air guide channel is formed between the first air deflector and the inner wall of the shell, a second air deflector which inclines downwards is arranged on the filter cover and positioned at the rear side of the first air deflector, a downward air guide channel is formed between the second air deflector and the inner wall of the shell, a primary dust collection cavity is formed between the inner wall of the shell and the outer wall of the cyclone separation component, and a secondary dust collection cavity is formed between the inner wall of the lower straight barrel of the cyclone separator and the bottom of the shell.
As an improvement, the cyclone cylinder is of a cylindrical structure with a conical bottom, the conical lower end of the cyclone cylinder is inserted into the straight cylinder, the upper end of the straight cylinder is smoothly connected with the conical outer wall, the secondary air inlet is formed in the side face of the upper portion of the cylindrical structure of the cyclone cylinder, and an arc-shaped air deflector is arranged on the side portion of the cylindrical structure corresponding to the secondary air inlet.
Furthermore, the number of the secondary air inlets is 2-4, the secondary air inlets correspond to the number of the air deflectors, an involute type is adopted, and the height of each air inlet is 1/2-2/3 of the height of the cylinder structure of the cyclone cylinder.
The improved dust wind filter is characterized in that the shell is of a cylindrical structure with one side cut, a dust wind inlet is formed in the upper portion of the cut edge face, an expanded circular cover corresponding to an upper opening of the shell is arranged at the upper end of the filter housing, the first air guide plate is composed of a first arc-shaped air guide plate and a second arc-shaped air guide plate, the first arc-shaped air guide plate is vertically arranged, the second arc-shaped air guide plate is transversely arranged, the first arc-shaped air guide plate corresponds to one side of the dust wind inlet, the upper end of the first arc-shaped air guide plate abuts against the bottom of the circular cover, the second arc-shaped air guide plate is located at the lower end of the dust wind inlet and is arranged along the annular direction of the outer wall of the upper portion of the filter housing.
Furthermore, the second air deflector is positioned at the rear side of the first air deflector, the upper end of the second air deflector is abutted against the bottom of the circular cover, and the lower end of the second air deflector is connected with the rear end of the bottom of the first arc-shaped air deflector.
Furthermore, circular baffles are formed in the middle of the cyclone separator and at the upper end of the straight barrel, the filter cover is a circular cover with an opening at the lower end, the filter cover is sleeved outside the cyclone barrel of the cyclone separator and abuts against the circular baffles, and the filter holes are distributed in the lower portion of the circumferential surface of the filter cover and are located below the first air deflector and the second air deflector.
Furthermore, the baffle is cylindrical, the baffle is inserted into the central position of the upper cylindrical structure of the cyclone separator, a circular groove for embedding the filter cotton is formed in the upper end of the circular cover, an air outlet communicated with the baffle is formed in the circular groove, and the filter cotton is arranged in the circular groove and above the air outlet.
Still further, the filter mantle is integrative with circular lid, and the top that filters the cotton is covered to the circular top is equipped with the top cap, has seted up a plurality of ventholes on the top cap.
Furthermore, a notch is formed in the position, corresponding to the trimming surface, of the upper opening of the shell, a corresponding positioning block is arranged on the circular cover, a protruding positioning groove is formed in the position, far away from the trimming surface, of the upper opening of the shell, a corresponding positioning fixture block is arranged on the circular cover, the lower end of the filter cover is placed on the circular baffle, and the filter cover is positioned with the shell through the circular cover.
And finally, the bottom opening of the shell is detachably provided with a bottom cover in an involution manner, the upper end surface of the bottom cover is provided with a circular positioning groove for positioning the lower straight barrel of the cyclone separator, and a sealing ring which is sealed by abutting against the lower end of the straight barrel is embedded in the circular positioning groove.
Compared with the prior art, the utility model has the advantages of: the upper part of the filter housing is provided with a first air deflector and a second air deflector, so that a first air guide channel and a downlink air guide channel are formed, entering dust air enters the cyclone separator through the first air guide channel and the downlink air guide channel and then passes through the filter housing, the dust falls into the primary dust collection cavity, the air is separated in the cyclone separator through the separation barrel, the air is filtered and discharged from the air outlet, the dust falls into the secondary dust collection cavity, and particularly, the secondary air inlet which is annularly and uniformly distributed at intervals is adopted, and the involute type air deflector is combined, so that the separation effect is greatly improved. The utility model discloses simple structure is compact, spare part is less, adds first wind-guiding passageway and down wind-guiding passageway for dirt gas separation effect is better, and the loss is lower, and simple to operate, cost are lower simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a perspective view of FIG. 3;
FIG. 4 is a schematic structural view of a cyclonic separation assembly;
FIG. 5 is a schematic structural view of the filter sock;
FIG. 6 is a schematic diagram of the cyclone separator;
fig. 7 is an exploded view of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 7, a dust separator of a vacuum cleaner comprises a housing 1 and a cyclone separation assembly 100 arranged in the housing 1, wherein the housing 1 is a cylindrical structure with one side cut, the bottom of the housing 1 is open, a bottom cover 6 is detachably provided at the bottom opening of the housing 1 in an involution manner, a dust inlet 11 is arranged at the upper part of the cut surface of the housing 1, the cyclone separation assembly 100 comprises a cyclone separator 2 and a filter cover 3, the lower part of the cyclone separator 2 is a straight barrel 21, the straight barrel 21 is fixed with the bottom cover 6, the upper part of the cyclone separator 2 is a cyclone barrel 22, the cyclone barrel 22 is a cylindrical structure with a conical bottom, the conical lower end is inserted into the straight barrel 21, the upper end of the straight barrel 21 is smoothly connected with a conical outer wall, three secondary air inlets 24 are circumferentially and uniformly arranged at intervals at the side of the upper part of the cylindrical structure of the cyclone barrel 22, an arc-shaped air deflector 221 is arranged at the side part of the cylindrical structure corresponding to, the air deflector 221 adopts an involute type, a circular baffle 23 is arranged in the middle of the cyclone separator 2, the filter mantle 3 is a circular mantle with an opening at the lower end, the filter mantle 3 covers the cyclone cylinder 22 and is fixed against the circular baffle 23, the upper end of the filter mantle 3 is provided with a diameter-expanding circular cover 4 corresponding to the upper opening of the shell 1, the middle of the circular cover is provided with an air outlet, a cylindrical baffle 32 is arranged in the filter mantle 3 corresponding to the air outlet, and the baffle 32 is inserted in the cyclone cylinder 22 and is positioned at the center of the cyclone cylinder 22. A first air deflector is arranged at the position, corresponding to the dust air inlet 11, of the outer side of the upper part of the filter housing 3, a first air guiding channel 30 is formed between the first air deflector and the inner wall of the shell 11, a second air deflector 35 which inclines downwards is arranged at the rear side of the first air deflector on the filter housing 3, a downward air guiding channel 40 is formed between the second air deflector 35 and the inner wall of the shell 1, a primary dust collecting cavity 10 is formed between the inner wall of the shell 1 and the outer wall of the cyclone separation component 100, and a secondary dust collecting cavity 20 is formed between the inner wall of the lower straight barrel 21 of the cyclone separator 2 and the bottom cover 6 at the bottom of the shell 1. The first air deflector is composed of a vertically arranged first arc-shaped air deflector 33 and a transversely arranged second arc-shaped air deflector 34, the first arc-shaped air deflector 33 corresponds to one side of the dust wind inlet 11, the upper end of the first arc-shaped air deflector 11 is abutted against the bottom of the circular cover 4, the second arc-shaped air deflector 34 is located at the lower end of the dust wind inlet 11 and is arranged along the circumferential direction of the outer wall of the upper portion of the filter cover 3, and the front end of the second arc-shaped air deflector 34 is connected with the lower end of the first arc-shaped air deflector 22. The second air deflector 35 is located at the rear side of the first air deflector, the upper end of the second air deflector 35 is abutted against the bottom of the circular cover 4, the lower end of the second air deflector 35 is connected with the rear end of the bottom of the first arc-shaped air deflector 33, the lower part of the circumferential surface of the filter housing 3 is distributed with filter holes 31, the filter holes 31 are located below the first air deflector and the second air deflector 35, thus, dust air entering from the dust air inlet 11 passes through the first air guide channel 30 and the downward air guide channel 40 and then enters the cyclone separator 2 through the filter holes 31 of the filter housing 3, the dust falls into the primary dust collection chamber 10, the air is separated by the cyclone cylinder 22 in the cyclone separator 2, the air is filtered and discharged from the air outlet, and the dust falls into the secondary dust collection chamber 20. The upper end of the circular cover 4 is formed with a circular groove 41 for embedding the filter cotton 5, an air outlet communicated with the cylindrical baffle 32 is arranged in the circular groove 41, and the filter cotton 5 is arranged in the circular groove 41 and above the air outlet. A top cover is arranged above the filter cotton 5 on the circular cover 4, and a plurality of air outlet holes are arranged on the top cover.
In addition, the upper end of the cyclone cylinder 22 is provided with a plurality of connecting posts 222, the circular groove 41 of the circular cover 4 is internally provided with corresponding connecting holes 43 which can be connected by screws, and the filter cover 3 covers the cyclone cylinder 22 to be abutted against the circular baffle 23 and is fixed with the cyclone separator 2 by screws.
The filter mantle 3 and the circular cover 4 of the embodiment are an integral piece, a notch 112 is arranged at the position of the upper opening of the shell 1 corresponding to the trimming surface, a corresponding positioning block 42 is arranged on the circular cover 4, a convex positioning groove 13 is formed at the position of the upper opening of the shell 1 far away from the trimming surface, a corresponding positioning fixture block is arranged on the circular cover 4, and the lower end of the filter mantle 3 is placed on the circular baffle plate 23 and is positioned with the shell 1 through the circular cover 4. The upper end face of the bottom cover 6 is provided with a circular positioning groove for positioning the straight barrel 21 at the lower end of the cyclone separator 2, and a sealing ring 7 which is sealed against the lower end of the straight barrel 21 is embedded in the circular positioning groove.
The working principle is as follows: air with dust enters from a dust air inlet 11 of the shell 1, passes through the first air guide channel 30 and the downward air guide channel 40, then enters the cyclone separator 2 through the filter cover 3, the dust falls into the primary dust collection chamber 10, the air is separated in the cyclone separator 2 through the cyclone cylinder 22 in a high-speed rotating mode, the dust collides with and falls into the secondary dust collection chamber 20 downwards, and the air is filtered and discharged from an air outlet.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a dust separator of dust catcher, includes the casing and sets up the whirlwind subassembly in the casing, be equipped with dirt wind import on the casing, its characterized in that: the cyclone separation component comprises a cyclone separator and a filter cover, wherein the lower part of the cyclone separator is a straight barrel which is sealed and abutted against the bottom surface of the shell, the upper part of the cyclone separator is a cyclone cylinder, the upper side surface of the cyclone cylinder is provided with a secondary air inlet, the filter cover covers the outer side of the cyclone cylinder, a baffle plate corresponding to the cyclone cylinder is arranged in the filter cover, the outer side of the upper part of the filter cover is provided with a first air deflector corresponding to the dust air inlet, a first air guide channel is formed between the first air deflector and the inner wall of the shell, a second air deflector which inclines downwards is arranged on the filter cover and positioned at the rear side of the first air deflector, a downward air guide channel is formed between the second air deflector and the inner wall of the shell, a primary dust collection cavity is formed between the inner wall of the shell and the outer wall of the cyclone separation component, and a secondary dust collection cavity is formed between the inner wall of the lower straight barrel of the cyclone separator and the bottom of the shell.
2. The dust separator of claim 1, wherein: the cyclone is of a cylindrical structure with a conical bottom, the conical lower end of the cyclone is inserted into the straight barrel, the upper end of the straight barrel is smoothly connected with the conical outer wall, the secondary air inlet is formed in the side face of the upper portion of the cylindrical structure of the cyclone, and an arc-shaped air deflector is arranged on the side portion of the cylindrical structure corresponding to the secondary air inlet.
3. The dust separator of claim 2, wherein: the secondary air inlets are 2-4 circumferentially and uniformly spaced, the corresponding air deflectors are 2-4, an involute type is adopted, and the height of each air inlet is 1/2-2/3 of the height of the upper cylindrical structure of the cyclone.
4. A dust separator according to claim 3, wherein: the dust and wind filter is characterized in that the shell is of a cylindrical structure with one side cut, a dust and wind inlet is formed in the upper portion of the cut edge face, an expanded circular cover corresponding to an upper opening of the shell is arranged at the upper end of the filter housing, the first air deflector is composed of a vertically arranged first arc-shaped air deflector and a transversely arranged second arc-shaped air deflector, the first arc-shaped air deflector corresponds to one side of the dust and wind inlet, the upper end of the first arc-shaped air deflector is abutted to the bottom of the circular cover, the second arc-shaped air deflector is located at the lower end of the dust and wind inlet and is arranged along the circumferential direction of the outer wall of the upper portion of the filter housing, and the front end of the second arc-shaped air deflector is connected with the lower end.
5. The dust separator of claim 4, wherein: the second air guide plate is positioned at the rear side of the first air guide plate, the upper end of the second air guide plate is abutted against the bottom of the circular cover, and the lower end of the second air guide plate is connected with the rear end of the bottom of the first arc-shaped air guide plate.
6. The dust separator of claim 5, wherein: the middle part of the cyclone separator and the upper end of the straight barrel are formed with circular baffles, the filter cover is a circular cover with an opening at the lower end, the filter cover is sleeved outside the cyclone barrel of the cyclone separator and is abutted against the circular baffles, and the filter holes are distributed at the lower part of the circumferential surface of the filter cover and are positioned below the first air deflector and the second air deflector.
7. The dust separator according to any one of claims 4 to 6, wherein: the baffle is cylindrical, the baffle is inserted in the central position of the upper cylindrical structure of the cyclone separator, a circular groove for embedding the filter cotton is formed in the upper end of the circular cover, an air outlet communicated with the baffle is formed in the circular groove, and the filter cotton is arranged in the circular groove and above the air outlet.
8. The dust separator of claim 7, wherein: the filter mantle is integrative with circular lid, and the top that filters the cotton is covered to circular, has seted up a plurality of ventholes on the top cap.
9. The dust separator according to any one of claims 4 to 6, wherein: the upper opening of the shell is provided with a notch corresponding to the position of the trimming surface, the circular cover is provided with a corresponding positioning block, a convex positioning groove is formed in the position, far away from the trimming surface, of the upper opening of the shell, the circular cover is provided with a corresponding positioning fixture block, the lower end of the filter cover is placed on the circular baffle and is positioned with the shell through the circular cover.
10. The dust separator according to any one of claims 1 to 6, wherein: the bottom opening of the shell is detachably provided with a bottom cover in a folding manner, the upper end face of the bottom cover is provided with a circular positioning groove for positioning the lower straight barrel of the cyclone separator, and a sealing ring which is sealed by abutting against the lower end of the straight barrel is embedded in the circular positioning groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921049100.8U CN210749012U (en) | 2019-07-05 | 2019-07-05 | Dust separator of dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921049100.8U CN210749012U (en) | 2019-07-05 | 2019-07-05 | Dust separator of dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210749012U true CN210749012U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921049100.8U Active CN210749012U (en) | 2019-07-05 | 2019-07-05 | Dust separator of dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210749012U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114847823A (en) * | 2022-05-09 | 2022-08-05 | 深圳市无限动力发展有限公司 | Centrifugal filter device and sweeper |
-
2019
- 2019-07-05 CN CN201921049100.8U patent/CN210749012U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114847823A (en) * | 2022-05-09 | 2022-08-05 | 深圳市无限动力发展有限公司 | Centrifugal filter device and sweeper |
| CN114847823B (en) * | 2022-05-09 | 2024-08-27 | 深圳市无限动力发展有限公司 | Centrifugal filter device and floor sweeping machine |
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