CN209733835U - Handheld wireless dust collector - Google Patents
Handheld wireless dust collector Download PDFInfo
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- CN209733835U CN209733835U CN201920163986.2U CN201920163986U CN209733835U CN 209733835 U CN209733835 U CN 209733835U CN 201920163986 U CN201920163986 U CN 201920163986U CN 209733835 U CN209733835 U CN 209733835U
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Abstract
The utility model discloses a handheld wireless dust catcher belongs to ground cleaning device technical field, and the focus of having solved dust catcher among the prior art distributes unreasonably, not totally filterable dust pollutes near the gas of user and the problem that the user felt the weight increase. The utility model discloses a dust collector, including whirlwind filtering component, battery pack, motor and handle, battery pack is located whirlwind filtering component's top, the side of handle, and the motor is located the below of handle, whirlwind filtering component's side. The dust collector of the utility model can be used for cleaning the ground.
Description
Technical Field
The utility model relates to a ground cleaning device especially relates to a handheld wireless dust catcher and dust catcher.
Background
In the existing handheld wireless dust collector, the following arrangement modes of a motor and a battery in the dust collector are generally available: the first is that the motor is positioned at the top of the handle, and the battery is positioned between the handle and the dust cup; the second is that the battery is arranged above the handle and the motor is arranged below the handle; the third is that the motor is located above the cyclone filter assembly and the battery is located below the handle.
both the first and second arrangements result in an unreasonable distribution of the centre of gravity of the cleaner and do not improve the convenience of the user when using it.
With the third arrangement, although it is possible to make the distribution of the gravity center of the cleaner relatively reasonable, since the motor is located above the cyclone filtering assembly, the discharged air generally flows upwards, and incompletely filtered dust can contaminate the air near the user; in addition, the upward flowing air can generate downward reaction force on the dust collector, so that the hand feeling and the weight of a user are increased, and the hand holding is not facilitated.
Disclosure of Invention
In view of the above analysis, the present invention aims to provide a handheld wireless vacuum cleaner, which solves the problems of unreasonable gravity distribution, incomplete filtering, dust pollution to the gas near the user and increased hand feeling weight of the user in the prior art.
The purpose of the utility model is mainly realized through the following technical scheme:
The utility model provides a handheld wireless dust catcher, including whirlwind filtering component, battery pack, motor and handle, battery pack is located whirlwind filtering component's top, the side of handle, and the motor is located the below of handle, whirlwind filtering component's side.
In one possible design, the electric hand-held device further comprises a motor shell which is positioned below the handle and provided with an air outlet; the motor is located in the motor housing.
In one possible design, the outlet is located on a bottom surface, a side wall surface, or a rear surface of the motor housing.
In one possible design, the cyclone filter further comprises a secondary filter assembly with a hollow structure, and the secondary filter assembly is positioned above the cyclone filter assembly.
In a possible design, the secondary filter assembly comprises a cylindrical secondary filter shell, a side wall filter layer positioned on the inner wall of the secondary filter shell and a bottom filter layer positioned at the bottom of the secondary filter shell, and an air outlet communicated with an air inlet of the motor is formed in the secondary filter shell.
In one possible design, the top of the secondary filtering shell is provided with a flow guide part, the flow guide part is arc-shaped, and reflection lines corresponding to each point on the flow guide surface in the vertical direction pass through the air outlet of the secondary filtering shell.
in a possible design, the secondary filter assembly comprises a cylindrical secondary filter shell and a plurality of spacers, the spacers are arranged in two rows in a staggered mode, the spacers and the secondary filter shell form an S-shaped gas channel, and filter sheets are arranged between two corresponding spacers in the two rows of spacers.
in one possible design, the spacer is arranged in the horizontal direction, the cross section of the spacer in the axial direction of the secondary filter assembly is trapezoidal, and the trapezoidal long side of the spacer is fixedly connected with the secondary filter shell.
In one possible design, the battery assembly includes a plurality of cells that surround the secondary filter assembly.
In one possible design, the battery assembly axis, the cyclone filter assembly axis and the motor axis are all arranged in a vertical direction.
In one possible design, the motor axis is deflected counterclockwise relative to the vertical; the axis of the battery assembly is parallel to the axis of the cyclone filtering assembly; the motor axis is coplanar with the battery assembly axis and/or the cyclone filter assembly axis.
The utility model also provides a dust catcher, including above-mentioned handheld wireless dust catcher.
Compared with the prior art, the utility model discloses can realize one of following beneficial effect at least:
a) The utility model provides an among the handheld wireless dust catcher, motor and battery pack are located the place ahead and the below of handle respectively, can make the focus rational distribution of dust catcher, and convenience when improving the user and using increases experience effect.
b) The utility model provides a handheld wireless dust catcher because the motor is located the below of handle, and the air outlet of motor is downward, and is far away from the user nostril, and the combustion gas flows downwards, consequently, can reduce the pollution of incomplete filterable dust to near user's gas.
c) the utility model provides a handheld wireless dust catcher, the gas of downflow can produce ascending reaction force to the dust catcher for the user feels weight and reduces, and convenient handheld.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout the drawings.
Fig. 1 is a schematic structural view of a handheld wireless vacuum cleaner according to a first embodiment of the present invention;
fig. 2 is a longitudinal sectional view of a handheld wireless vacuum cleaner according to a first embodiment of the present invention;
Fig. 3 is a schematic view illustrating positions of a battery assembly and a secondary filter assembly in a handheld wireless vacuum cleaner according to a first embodiment of the present invention;
fig. 4 is a schematic structural view of a secondary filter assembly in a handheld wireless vacuum cleaner according to a first embodiment of the present invention;
fig. 5 is a schematic structural view of a secondary filter assembly in a handheld wireless vacuum cleaner according to the second embodiment of the present invention.
Reference numerals:
1-a cyclone filter assembly; 2-a battery assembly; 3, a motor; 4-a handle; 5-a secondary filtration component; 51-secondary filtration shell; 52-sidewall filter layer; 53-bottom filter layer; 54-a flow guide part; 55-a spacer; 56-a filter disc; 6-battery control key; 7-motor control key; A-A-battery assembly axis; B-B-cyclone filter assembly axis; C-C-motor axis; D-D-secondary filter assembly axis; 8-motor housing; 9-air outlet
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, which form a part hereof, and which together with the embodiments of the invention serve to explain the principles of the invention.
Example one
The present embodiment provides a handheld wireless vacuum cleaner, see fig. 1 to 4, including cyclone filter assembly 1, battery assembly 2, motor 3 and handle 4, wherein, battery assembly 2 is located the top of cyclone filter assembly 1, the side of handle 4, and motor 3 is located the bottom of handle 4, the side of cyclone filter assembly 1, that is, along clockwise, handle 4, motor 3, cyclone filter assembly 1 and battery assembly 2 arrange in proper order in first quadrant, second quadrant, third quadrant and fourth quadrant.
Compared with the prior art, the handheld wireless dust collector that this embodiment provided, motor 3 and battery pack 2 are located the place ahead and the below of handle 4 respectively, can make the focus rational distribution of dust collector, and the convenience when improving the user and using increases experience effect.
Considering that the cyclone filtering assembly 1 has limited filtering efficiency, in order to further filter the air filtered by the cyclone filtering assembly 1, the handheld wireless vacuum cleaner may further include a secondary filtering assembly 5 having a hollow structure, wherein the secondary filtering assembly 5 is located above the cyclone filtering assembly 1. Like this, the gas after cyclone filter assembly 1 filters is conducted to the inside of the hollow region of secondary filter assembly 5 to filter through the filter layer that secondary filter assembly 5 lateral wall set up, thereby further improve the filtration efficiency to gas, reduce the dust content in the exhaust gas.
For the structure of the secondary filter assembly 5, specifically, it may include a cylindrical secondary filter housing 51, a sidewall filter layer 52 located on the inner wall of the secondary filter housing 51, and a bottom filter layer 53 located at the bottom of the secondary filter housing 51, and the secondary filter housing 51 is provided with an air outlet communicated with the air inlet of the motor 3, for example, the air outlet may be a circular hole or a strip-shaped through hole provided on the secondary filter housing 51. When in use, the air from the cyclone filter assembly 1 is transmitted to the outside of the dust collector through the bottom filter layer 53, the side wall filter layer 52, the secondary filter shell 51 and the motor 3 in sequence, thereby realizing the secondary filtration of the air.
In order to make the air entering the secondary filtering casing 51 enter the air outlet of the secondary filtering component 5 more smoothly, the top of the secondary filtering casing 51 may be provided with a flow guiding portion 54, the flow guiding surface of the flow guiding portion 54 may be arc-shaped, and the reflection lines corresponding to the vertical direction at each point on the flow guiding surface pass through the air outlet of the secondary filtering casing 51. In this way, when the suction force of the motor 3 is insufficient, the air entering the secondary filter housing 51 in the approximately vertical direction can smoothly enter the air outlet of the secondary filter housing 51 by the guide portion 54. It should be noted that the reflection line corresponding to the vertical direction specifically refers to a point where the airflow is emitted from the direction to the flow guide surface, and an included angle between the reflection line and a normal of the point is equal to an included angle between the vertical direction and the normal of the point.
Both the sidewall filter 52 and the bottom filter 53 may be made of filter cotton or filter hypa.
In order to improve the space utilization, the battery module 2 includes a plurality of cells surrounding the secondary filter module 5, and the secondary filter module 5 is located between the plurality of cells. Like this, battery pack 2 can make full use of the space around secondary filter assembly 5 and be used for placing battery pack 2, also can utilize the space in the middle of battery pack 2 to place secondary filter assembly 5, realizes effectively utilizing and rationally laying out the space above cyclone filter assembly 1.
It can be understood that the handheld wireless vacuum cleaner can further comprise a motor housing 8 for accommodating the motor 3, the motor housing 8 is located below the handle 4 and on the side of the cyclone filtering assembly 1, the motor housing 8 has an air outlet 9, the air outlet 9 is located on the bottom surface, the side wall surface or the rear surface of the motor housing 8, it should be noted that, in addition, because the motor 3 is located below the handle 4, the air outlet 9 of the motor housing 8 is downward and far away from the nostrils of the user, and the exhausted air flows downward, therefore, the pollution of incompletely filtered dust to the air near the user can be reduced; meanwhile, the downward flowing gas can generate upward reaction force on the dust collector, so that the hand feeling weight of a user is reduced, and the hand-held dust collector is convenient to hold.
In order to further improve the reasonableness of the gravity center distribution of the handheld wireless dust collector, the motor 3 is arranged inside the motor shell in a longitudinal vertical mode, the axis of the motor 3 is arranged in the vertical direction, and the axis A-A of the battery assembly, the axis B-B of the cyclone filtering assembly and the axis C-C of the motor are parallel to each other and are arranged in the vertical direction. This is because, for the dust collector, the cyclone filter assembly 1, the motor 3 and the battery assembly 2 have a large weight, the gravity center distribution of the three has a large influence on the gravity center of the dust collector, the battery assembly axis a-a, the cyclone filter assembly axis B-B and the motor axis C-C are arranged in the vertical direction, the gravity center distribution is balanced, and when a user holds the handle 4, the situation of the dust collector deflection basically cannot occur, so that the use experience of the user is improved.
Considering that the motor axis C-C is arranged along the vertical direction, the distance between the air inlet of the motor 3 and the air outlet of the secondary filter assembly 5 is far, and the air flow path is not smooth and not beneficial to air flow, therefore, relative to the vertical direction, the motor axis C-C can be deflected by a certain angle counterclockwise, for example, 30-60 degrees, the motor 3 is obliquely arranged inside the motor shell, so that the distance between the air inlet of the motor 3 and the air outlet of the secondary filter assembly 5 can be shortened, the air flowing out of the air outlet of the secondary filter assembly 5 can directly enter the air inlet of the motor 3 according to a straight path, the air flow path is smooth, the air flow resistance can be properly reduced, and the air can be conveniently conducted to the outer side of.
Similarly, to further enhance the desirability of the hand-held cordless cleaner over-center dispensing, the battery assembly axis A-A and the cyclone filter assembly axis B-B are both parallel to one another and the motor axis C-C is coplanar with the battery assembly axis A-A and/or the cyclone filter assembly axis B-B. Therefore, the gravity center distribution is balanced, the condition that the dust collector deflects basically can not occur, and the use experience of a user is improved.
Extension lines of two ends of an axis D-D of the secondary filter assembly for facilitating the gas from the cyclone filter assembly 1 to enter are respectively intersected with an axis A-A of the battery assembly, an axis B-B of the cyclone filter assembly and an axis C-C of the motor.
In order to facilitate the user to control the battery assembly 2 and the motor 3, the handle 4 may include a first portion and a second portion, the motor 3 is located below the second portion, the second portion is located above the first portion and extends toward the battery assembly 2, the handheld wireless vacuum cleaner further includes a battery control key 6 for controlling the power supply of the battery assembly 2 and a motor control key 7 for controlling the opening and closing of the motor 3, and the battery control key 6 and the motor control key 7 are located on the upper surface of the first portion.
Example two
The handheld wireless vacuum cleaner provided by the embodiment is basically the same as the handheld wireless vacuum cleaner provided by the first embodiment in structure, and the difference is only in the structure of the secondary filter assembly.
Specifically, in the handheld wireless vacuum cleaner provided by the present embodiment, the secondary filter assembly includes a cylindrical secondary filter housing 51 and a plurality of spacers 55, referring to fig. 5, the plurality of spacers 55 are arranged in two staggered rows, the plurality of spacers 55 and the secondary filter housing 51 form an S-shaped air passage, and a filter 56 is disposed between two corresponding spacers 55 in the two rows of spacers 55. The secondary filter assembly adopts the structure, so that the limited space between a plurality of batteries can be utilized, and the number of the filter sheets 56 is increased, thereby improving the filtering efficiency of the secondary filter assembly and reducing the discharge amount of dust.
In order to reduce the flow resistance of the gas, the spacers 55 may be arranged in a horizontal direction, and the cross-sectional shape in the axial direction of the secondary filter assembly may be a trapezoid, the longer sides of the trapezoid of the spacers 55 are fixedly connected to the secondary filter housing 51, and the gas passage formed by two adjacent spacers 55 is inclined upward. On the basis of guaranteeing filtration efficiency, adopt trapezoidal spacer 55, can suitably reduce gaseous flow resistance, and then reduce the required suction of motor.
Similarly, in order to further reduce the flow resistance of the gas, the ratio of the length of the overlapping portion of the two corresponding spacers 55 of the two rows of spacers 55 to the length of the spacers 55 may be controlled to be 1 to 1.5: 10, that is, the length of the overlapping portion of two adjacent spacers 55 should be as small as possible, and a layer of filter sheet 56 may be provided. This can appropriately shorten the path length of the gas flow while keeping the number of the filter sheets 56 unchanged, thereby reducing the flow resistance of the gas.
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 changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (12)
1. The utility model provides a handheld wireless dust catcher which characterized in that, includes whirlwind filtering component, battery pack, motor and handle, battery pack is located whirlwind filtering component's top, the side of handle, the motor is located the below of handle, whirlwind filtering component's side.
2. The handheld wireless vacuum cleaner of claim 1, further comprising a motor housing having an air outlet below the handle;
The motor is located in the motor housing.
3. the handheld wireless vacuum cleaner of claim 2, wherein the air outlet is located on a bottom surface, a sidewall surface, or a rear surface of the motor housing.
4. The handheld wireless vacuum cleaner of claim 3, further comprising a secondary filter assembly having a hollow structure, the secondary filter assembly positioned above the cyclonic filter assembly.
5. The handheld wireless vacuum cleaner of claim 4, wherein the secondary filter assembly comprises a cylindrical secondary filter housing, a sidewall filter layer located on an inner wall of the secondary filter housing, and a bottom filter layer located at a bottom of the secondary filter housing, and the secondary filter housing is provided with an air outlet communicated with an air inlet of the motor.
6. the handheld wireless vacuum cleaner as claimed in claim 5, wherein a flow guiding portion is disposed at the top of the secondary filtering housing, the flow guiding portion has a circular arc shape, and reflection lines corresponding to each point on the flow guiding surface in the vertical direction pass through the air outlet of the secondary filtering housing.
7. The handheld wireless vacuum cleaner of claim 4, wherein the secondary filter assembly comprises a cylindrical secondary filter housing and a plurality of spacers, the plurality of spacers are arranged in two staggered rows, the plurality of spacers and the secondary filter housing form an S-shaped air channel, and a filter is disposed between two corresponding spacers in the two rows of spacers.
8. The handheld wireless vacuum cleaner as claimed in claim 7, wherein the spacer is arranged in a horizontal direction, the cross section of the spacer in the axial direction of the secondary filter assembly is trapezoidal, and the trapezoidal long side of the spacer is fixedly connected with the secondary filter housing.
9. The handheld wireless vacuum cleaner of any one of claims 1 to 8, wherein the battery assembly comprises a plurality of batteries, the plurality of batteries surrounding the secondary filter assembly.
10. The handheld wireless vacuum cleaner of any one of claims 1 to 8, wherein the battery assembly axis, the cyclone filter assembly axis, and the motor axis are all vertically aligned.
11. The handheld wireless vacuum cleaner of any one of claims 1 to 8, wherein the motor axis is deflected counterclockwise relative to vertical;
The axis of the battery assembly is parallel to the axis of the cyclone filtering assembly;
The motor axis is coplanar with the battery assembly axis and/or the cyclone filter assembly axis.
12. The handheld wireless vacuum cleaner of claim 11, wherein the motor axis is angled at 30 ° to 60 ° counterclockwise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920163986.2U CN209733835U (en) | 2019-01-30 | 2019-01-30 | Handheld wireless dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920163986.2U CN209733835U (en) | 2019-01-30 | 2019-01-30 | Handheld wireless dust collector |
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| Publication Number | Publication Date |
|---|---|
| CN209733835U true CN209733835U (en) | 2019-12-06 |
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| CN201920163986.2U Active CN209733835U (en) | 2019-01-30 | 2019-01-30 | Handheld wireless dust collector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567667A (en) * | 2019-01-30 | 2019-04-05 | 小狗电器互联网科技（北京）股份有限公司 | A kind of hand-hold wireless dust catcher |
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2019
- 2019-01-30 CN CN201920163986.2U patent/CN209733835U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567667A (en) * | 2019-01-30 | 2019-04-05 | 小狗电器互联网科技（北京）股份有限公司 | A kind of hand-hold wireless dust catcher |
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Address after: 7-605, 6th floor, building 1, yard a, Guanghua Road, Chaoyang District, Beijing 100026 Patentee after: Beijing dog vacuum cleaner Group Co.,Ltd. Address before: 100101 6, 1 building, 169 Beiyuan Road, Chaoyang District, Beijing. Patentee before: PUPPY ELECTRONIC APPLIANCES INTERNET TECHNOLOGY (BEIJING) Co.,Ltd. |