CN210204604U - Cyclone of dust collector - Google Patents
Cyclone of dust collector Download PDFInfo
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- CN210204604U CN210204604U CN201920688414.6U CN201920688414U CN210204604U CN 210204604 U CN210204604 U CN 210204604U CN 201920688414 U CN201920688414 U CN 201920688414U CN 210204604 U CN210204604 U CN 210204604U
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Abstract
The utility model discloses a dust collector cyclone, which comprises a dust barrel, wherein a first cyclone body, a second cyclone body and a third cyclone body are arranged in the dust barrel, the second cyclone body is of an inner-outer double-layer structure and comprises an inner layer and an outer layer, the inner layer and the outer layer are mutually isolated, the first cyclone body is communicated with the inner layer, the inner layer is provided with an ash-throwing port on the outer wall of the second cyclone body, air is discharged from the inner layer through the ash-throwing port, a separation cavity is formed between the second cyclone body and the inner wall of the dust barrel, a dust cavity is formed between the first cyclone body and the inner wall of the dust barrel, the dust cavity is communicated with the separation cavity through a circle of ash-falling port, a filter screen is further formed on the outer wall of the second cyclone body, a plurality of meshes are arranged on the filter screen, air can flow back to the outer layer through the meshes, the outer layer is communicated with the third cyclone body, an air outlet is formed on the third cyclone body, and filter cotton is covered on the air outlet.
Description
Technical Field
The utility model mainly relates to the technical field of dust collectors, in particular to a cyclone of a dust collector.
Background
In the prior art, in the chinese invention patent with patent number 201711377561.3, the united states corporation limited discloses a vacuum cleaner comprising: the dust collector comprises a shell, wherein a first separation cavity, a second separation cavity, a first dust cavity and a second dust cavity are formed in the shell, the first dust cavity is communicated with the first separation cavity, the second dust cavity is communicated with the second separation cavity, and an air inlet communicated with the first separation cavity and an air outlet communicated with the second separation cavity are formed in the shell; a plurality of primary cyclones, a plurality of said primary cyclones being disposed within said first separation chamber, the axis of rotation of each said primary cyclone being oriented in a transverse direction; and the secondary cyclone separators are arranged in the second separation cavity. The dust collector disclosed by the embodiment of the invention has the advantages of convenience in use, good cleaning effect, high reliability and the like.
The vacuum cleaner in the above patent, although it also has a cyclone separator, the structure of the cyclone separator is complex, it is a two-stage cyclone separation structure, which results in high cost and is not suitable for a simple vacuum cleaner, in addition, the vacuum cleaner in the above patent, the dust is thrown into the first dust chamber in the first separation chamber only by the difference of centrifugal force under the assistance of the self-gravity of the dust, while the dust with medium particles may be entrained by the cyclone and enter the second separation chamber, which is smaller than the first separation chamber, the cyclone provided by the vacuum cleaner is not enough to throw out the dust with medium particles, although the air outlet is provided with filter cotton, which is generally used to screen out the dust with small particles, if the dust with medium particles is, the filter cotton may be blocked, and the air exhaust effect is affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dust collector cyclone that can filter the middle-grade particle dust in the first separation chamber.
In order to achieve the above object, the utility model provides a following technical scheme:
a cyclone of a dust collector comprises a dust barrel, wherein a first cyclone body, a second cyclone body and a third cyclone body are arranged in the dust barrel, an air inlet is formed in the first cyclone body, air mixed with dust enters the first cyclone body from the air inlet, one end of the first cyclone body is provided with the air inlet, the other end of the first cyclone body is communicated with the second cyclone body, the second cyclone body is of an inner-outer double-layer structure and comprises an inner layer and an outer layer, the inner layer and the outer layer are isolated from each other, the first cyclone body is communicated with the inner layer, a dust throwing port is formed in the outer wall of the second cyclone body by the inner layer, air is discharged from the inner layer from the dust throwing port, a separation cavity is formed between the second cyclone body and the inner wall of the dust barrel, a dust cavity is formed between the first cyclone body and the inner wall of the dust barrel, and the dust cavity are communicated with the separation cavity through a circle of dust falling port, the outer wall of the second cyclone body is also provided with a filter screen, the filter screen is provided with a plurality of meshes, air can flow back to the outer layer through the meshes, the outer layer is communicated with the third cyclone body, an air outlet is formed on the third cyclone body, and the air outlet is covered with filter cotton.
As an improvement of the utility model, first whirlwind body with the junction of the second whirlwind body is formed with the back taper, back taper one side links to each other with first whirlwind body, the opposite side with the second whirlwind body links to each other, the diameter of back taper by first whirlwind body direction orientation the second whirlwind body direction reduces gradually be formed with a plurality of circles on the back taper inner wall protrudingly.
Preferably, the inner layer of the second cyclone body is provided with an air deflector which is connected on the inner wall of the inner layer in an arc shape.
As a specific technical scheme of the utility model, get rid of the ash mouth with the inlayer passes through the pipeline and links to each other, get rid of the ash mouth orientation first whirlwind body direction sets up.
Compared with the prior art, the utility model has the advantages of: the second whirlwind body has set the inlayer and skin to, inlayer and skin isolated each other does not have the air intercommunication, the air is followed the first whirlwind body of ash discharge of getting rid of mouth on the second whirlwind body earlier, utilize centrifugal force's difference to impress big dust in the dirt chamber in the separation chamber afterwards, and be provided with the filter screen in the separation chamber, mesh on the filter screen blocks medium particle, prevents its outer of the second whirlwind body that flows back for only be mingled with a small amount of dust in the outer air of entering second whirlwind body.
Drawings
FIG. 1 is a schematic view of a cyclone of a vacuum cleaner according to an embodiment of the present invention;
FIG. 2 is a sectional view of the internal structure of FIG. 1;
fig. 3 is a cross-sectional view taken at a-a in fig. 1.
Detailed Description
The embodiment of the cyclone of the dust collector of the utility model is further explained with reference to the attached drawings.
As shown in the attached drawings, the cyclone of the dust collector comprises a dust barrel 1, a closed installation cavity is formed in the dust barrel, a first cyclone body 2, a second cyclone body 3 and a third cyclone body 4 are sequentially arranged in the installation cavity, when the dust collector works normally, the first cyclone body is positioned at the lowest part, the third cyclone body is positioned at the highest part, so that dust can be settled downwards under the action of self gravity, an air inlet 21 is formed in the first cyclone body, air mixed with dust enters the first cyclone body from the air inlet, one end of the first cyclone body is provided with the air inlet, the other end of the first cyclone body is communicated with the second cyclone body, in order to form cyclone, a reverse cone 5 is arranged at the joint part of the first cyclone body and the second cyclone body, one side of the reverse cone is connected with the first cyclone body, the other side of the reverse cone is connected with the second cyclone body, the diameter of the reverse cone is gradually reduced towards the direction of the second cyclone body from the first cyclone body, and a plurality of circles of bulges are formed on the inner wall of the inverted cone, the bulges and the inverted cone are arranged in the same axial direction, when air enters the inverted cone, under the guide of the gradually reduced diameter and the bulges, a cyclone is formed in the inverted cone to carry out a second cyclone body, the second cyclone body is of an internal and external double-layer structure and comprises an inner layer 31 and an outer layer 32, the inner layer and the outer layer are isolated from each other, the first cyclone body is communicated with the inner layer, the cyclone formed in the inverted cone enters the inner layer, an ash throwing port 11 is formed on the outer wall of the second cyclone body on the inner layer, an air deflector is arranged on the inner layer of the second cyclone body, the air deflector is connected on the inner wall of the inner layer in an arc shape, the inner layer and the ash throwing port are connected through a pipeline 5, one end of the pipeline is provided on the side wall of the inner layer, the other end of the pipeline forms an ash throwing port on the side wall of the outer layer, the pipeline gradually extends, the air is discharged from the inner layer through the dust throwing port under the guide of the air deflector, a separation cavity 6 is formed between the second cyclone body and the inner wall of the dust barrel, the air discharged from the dust throwing port enters the separation cavity, in the separation cavity, dust with larger particles in the cyclone air is thrown to the outer ring due to larger centrifugal force, and meanwhile, the dust is enabled to gradually precipitate downwards due to gravity, a dust cavity 7 is formed between the first cyclone body and the inner wall of the dust barrel, the dust cavity is communicated with the separation cavity through a circle of dust falling port 8, dust with larger particles can gradually fall into the dust cavity from the dust falling port, the air separated by the first cyclone can flow back to the outer layer of the second cyclone body, a filter screen 9 is further formed on the outer wall of the second cyclone body, a plurality of meshes are arranged on the filter screen, the air can flow back to the outer layer through the meshes, and in the backflow process, dust in the particles is isolated outside the second cyclone body by the meshes, gradually settling down and also falling into the dust chamber.
The upper portion of the outer layer of the second cyclone body is communicated with the third cyclone body, an air outlet 10 is formed in the third cyclone body, filter cotton 41 covers the air outlet, dust with small particles in the air can be filtered by the filter cotton, and the filtered fresh air can be discharged to the outside from the air outlet, so that pollution to the external environment is prevented.
When needing to wash, unpack apart whole dirt bucket, fall the dust in the dirt chamber, it can to wash the filter pulp simultaneously.
The above description is for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention in any way, and modifications and variations can be made without departing from the principles of the present invention.
Claims (4)
1. A dust collector cyclone is characterized in that: the dust barrel comprises a dust barrel, a first cyclone body, a second cyclone body and a third cyclone body are arranged in the dust barrel, an air inlet is formed in the first cyclone body, air mixed with dust enters the first cyclone body from the air inlet, one end of the first cyclone body is provided with the air inlet, the other end of the first cyclone body is communicated with the second cyclone body, the second cyclone body is of an inner-outer double-layer structure and comprises an inner layer and an outer layer, the inner layer and the outer layer are isolated from each other, the first cyclone body is communicated with the inner layer, a dust throwing port is formed in the outer wall of the second cyclone body by the inner layer, air is discharged from the inner layer through the dust throwing port, a separation cavity is formed between the second cyclone body and the inner wall of the dust barrel, a dust cavity is formed between the first cyclone body and the inner wall of the dust barrel, the dust cavity is communicated with the separation cavity through a circle of dust falling port, and a cyclone filter screen is further formed in the outer wall of the second cyclone body, the filter screen is provided with a plurality of meshes, air can flow back to the outer layer through the meshes, the outer layer is communicated with the third cyclone body, an air outlet is formed in the third cyclone body, and filter cotton covers the air outlet.
2. The vacuum cleaner cyclone of claim 1, wherein: the cyclone separator is characterized in that an inverted cone is formed at the joint of the first cyclone body and the second cyclone body, one side of the inverted cone is connected with the first cyclone body, the other side of the inverted cone is connected with the second cyclone body, the diameter of the inverted cone is gradually reduced from the direction of the first cyclone body to the direction of the second cyclone body, and a plurality of circles of protrusions are formed on the inner wall of the inverted cone.
3. The vacuum cleaner cyclone of claim 1, wherein: and the inner layer of the second cyclone body is provided with an air deflector which is connected to the inner wall of the inner layer in an arc shape.
4. The vacuum cleaner cyclone of claim 1, wherein: the ash throwing port is connected with the inner layer through a pipeline and faces the first cyclone body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920688414.6U CN210204604U (en) | 2019-05-15 | 2019-05-15 | Cyclone of dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920688414.6U CN210204604U (en) | 2019-05-15 | 2019-05-15 | Cyclone of dust collector |
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| Publication Number | Publication Date |
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| CN210204604U true CN210204604U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920688414.6U Active CN210204604U (en) | 2019-05-15 | 2019-05-15 | Cyclone of dust collector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110037615A (en) * | 2019-05-15 | 2019-07-23 | 宁波普净环保科技有限公司 | A kind of dust catcher and its working method with multistage cyclone separated structure |
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2019
- 2019-05-15 CN CN201920688414.6U patent/CN210204604U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110037615A (en) * | 2019-05-15 | 2019-07-23 | 宁波普净环保科技有限公司 | A kind of dust catcher and its working method with multistage cyclone separated structure |
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Address after: Factory Building 1, No. 88 Weiyi Road, Industrial Park, Andong Town, Hangzhou Bay New Area, Ningbo City, Zhejiang Province, 315000 Patentee after: Ningbo Pujing Technology Co.,Ltd. Address before: 315300 No.89 723 street, Hongxing Village, Andong Town, Hangzhou Bay New District, Ningbo City, Zhejiang Province Patentee before: NINGBO PUJING ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |