CN217090547U - Small-size dust collecting device for dust collector - Google Patents
Small-size dust collecting device for dust collector Download PDFInfo
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- CN217090547U CN217090547U CN202220021156.8U CN202220021156U CN217090547U CN 217090547 U CN217090547 U CN 217090547U CN 202220021156 U CN202220021156 U CN 202220021156U CN 217090547 U CN217090547 U CN 217090547U
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Abstract
The utility model provides a dust catcher is with little volume dust collecting device, include: the side wall of the lower end part of the rod-shaped machine body is provided with a connecting cavity, and the dust collecting component is arranged at the connecting cavity; the dust collecting component comprises a dust collecting barrel, an inner container component and a filter element; the inner container component and the filter element are sequentially arranged in the dust collecting barrel from bottom to top; the top and the bottom of the dust collecting barrel are provided with intercommunicating pores, and the intercommunicating pores at the bottom of the dust collecting barrel are provided with air guide pipes; the inner container assembly comprises a connecting pipe, a spiral step and a cyclone cap, and the bottom of the connecting pipe is connected with the air guide pipe; the top end of the connecting pipe is closed, an air outlet is formed in the top end of the side wall, and the spiral step is located at the top of the connecting pipe. Therefore, the small-size dust collecting device for the dust collector solves the problems that the size of the dust collecting barrel is large at present, the size of the dust collecting component of the dust collector is too large, and the flexibility and the portability of the dust collector are reduced.
Description
Technical Field
The utility model relates to a dust absorption apparatus art field especially relates to a little volume dust collection device for dust catcher.
Background
A vacuum cleaner is a very common type of household appliance and generally includes an electric blower, a dust collecting assembly, a suction opening, and other auxiliary components. The dust collection assembly is used for filtering air flow entering the dust collection port, intercepting garbage and dust contained in the air flow and enabling the air flow to continue to advance to reach the electric fan.
In the related art, the dust collecting assembly generally includes a dust collecting barrel and a filter element, the inner space of the dust collecting barrel is cylindrical or other rotary bodies, and an inlet of the dust collecting barrel connected to the dust suction port is arranged along a tangential direction of the rotary bodies in the dust collecting barrel, so that the airflow carries the dust in the tangential direction of the dust collecting barrel. The airflow moves along a spiral track under the limitation of the inner wall of the barrel after entering, so that most of garbage and dust in the airflow are tightly attached and retained near the barrel wall through the principle of cyclone dust removal, the filter element is arranged at the position of the central axis of the inner space of the dust collection barrel, and the airflow after the movement of the spiral track is finally discharged out of the dust collection barrel after secondary filtration of the filter element and reaches the fan.
Due to the action of the cyclone dust removal principle, most of garbage and dust are positioned near the inner wall and cannot reach the filter element, so that the possibility that more garbage is attached to the surface of the filter element to cause blockage is reduced, the function of the dust collection assembly is disabled, and the service life of the filter element is prolonged.
In the related art, in order to obtain a better cyclone dust removal effect, namely, to enable less dust and dirt to reach the filter element, the length of the spiral motion track of the airflow entering the dust collection barrel is lengthened as much as possible, so that more sufficient time is provided for the process of driving the dust and the dirt to be close to the inner wall of the dust collection barrel by centrifugal force. However, the dust collecting barrel has a large volume, so that the dust collecting component of the dust collector has a large volume, and the flexibility and the portability of the dust collector are reduced.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a small-sized dust collecting device for a vacuum cleaner, which is used to solve the problems of large size of the existing dust collecting barrel, large size of the dust collecting component of the vacuum cleaner, and reduced flexibility and portability of the vacuum cleaner.
In order to achieve the above objects and other related objects, the present invention provides a small-sized dust collecting apparatus for a vacuum cleaner, including: a rod-shaped machine body and a dust collecting assembly,
the side wall of the lower end part of the rod-shaped machine body is provided with a connecting cavity, and the dust collecting assembly is arranged at the connecting cavity;
the dust collecting component comprises a dust collecting barrel, an inner container component and a filter element; the inner container assembly and the filter element are sequentially arranged in the dust collection barrel from bottom to top; the top and the bottom of the dust collecting barrel are both provided with communicating holes,
the communicating hole at the bottom of the dust collecting barrel is provided with an air guide pipe;
the inner container assembly comprises a connecting pipe, a spiral step and a cyclone cap, and the bottom of the connecting pipe is connected with the air guide pipe; the top end of the connecting pipe is closed and an air outlet is arranged at the top end of the side wall,
the spiral step is located the top of connecting pipe, the spiral step encircles the top and the bottom surface of connecting pipe are the heliciform and extend downwards gradually, the whirlwind cap is detained and is located the connecting pipe top, be provided with on the whirlwind cap and filter the through-hole.
As a preferred technical scheme, the bottom of the connecting pipe is detachably connected with the air guide pipe.
As a preferable technical scheme, a first guide arc surface is arranged at the top wall of the connecting pipe, the starting point of the spiral step is positioned at one side of the air outlet in the horizontal direction, the end point of the spiral step extends to the position opposite to the air outlet, and a second guide arc surface is arranged on the side wall of the end point of the spiral step opposite to the air outlet.
As a preferred technical scheme, the cyclone cap is detachably connected with the top of the connecting pipe.
As a preferable technical scheme, the inner cavity of the cyclone cap is in the shape of a revolving body, the inner diameter of the cyclone cap gradually changes from the top end to the bottom end, and the inner diameter below the cyclone cap is firstly reduced and then increased from the corresponding height of the air outlet.
As a preferable technical scheme, the filtering through hole is formed in a part, with an gradually increased inner diameter, of the side wall of the cyclone cap.
As mentioned above, the utility model relates to a little volume dust collection device for dust catcher has following beneficial effect: the two intercommunicating pores at the top end and the bottom end of the dust collecting barrel are oppositely arranged and are arranged in the same straight line direction with the fan in the rod-shaped body, compared with the mode that the electric fan is installed in the dust collecting barrel in a staggered way for blowing air flow into the dust collecting barrel along a tangent line in the related technology, the layout can effectively save the space occupied by equipment, avoid the overstaffed structure, and is suitable for production, popularization and application.
Drawings
Fig. 1 is a schematic structural view of a dust collecting barrel in a small-volume dust collecting device for a vacuum cleaner disclosed in an embodiment of the present invention;
fig. 2 is a schematic structural view of an inner container assembly of a small-volume dust collecting device for a vacuum cleaner according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a cyclone cap of a small-volume dust collecting device for a vacuum cleaner according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a spiral step in a small-volume dust collecting device for a vacuum cleaner according to an embodiment of the present invention.
Wherein the reference numerals are specified as follows: 11. a dust collecting barrel; 12. a communicating hole; 13. a liner assembly; 14. a filter element; 15. an air guide pipe; 16. a cyclone cap; 17. a filtration through hole; 18. a connecting pipe; 19. a first guiding cambered surface; 20. a spiral step; 21. and (7) air outlet.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 4. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. In addition, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description only, and are not used to limit the scope of the present invention, and the relative relationship between the terms may be changed or adjusted without substantial technical changes.
Referring to fig. 1 to 4, the present invention provides a small-sized dust collecting apparatus for a vacuum cleaner, including: the side wall of the lower end part of the rod-shaped machine body is provided with a connecting cavity, and the dust collecting component is arranged at the connecting cavity; the dust collecting component comprises a dust collecting barrel 11, an inner container component 13 and a filter element 14; an inner container assembly 13 and a filter element 14 are sequentially arranged in the dust collection barrel 11 from bottom to top; the top and the bottom of the dust collecting barrel 11 are both provided with a communication hole 12, and the communication hole 12 at the bottom of the dust collecting barrel 11 is provided with an air guide pipe 15; the inner container assembly 13 comprises a connecting pipe 18, a spiral step 20 and a cyclone cap 16, and the bottom of the connecting pipe 18 is connected with the air guide pipe 15; the top end of connecting pipe 18 is sealed and set up air outlet 21 in lateral wall top position, and spiral step 20 is located the top of connecting pipe 18, and spiral step 20 encircles and is the heliciform at the top and the bottom surface of connecting pipe 18 and extends downwards gradually, and whirlwind cap 16 is detained and is located the connecting pipe 18 top, is provided with on the whirlwind cap 16 and filters through-hole 17.
In the small-volume dust collecting device for the dust collector provided by the embodiment, the bottom of the connecting pipe 18 is detachably connected with the air guide pipe 15.
In the small-volume dust collecting device for the dust collector provided by the embodiment, the first guiding arc surface 19 is arranged at the top wall of the connecting pipe 18, the starting point of the spiral step 20 is located at one side of the air outlet 21 in the horizontal direction, the end point of the spiral step 20 extends to the position opposite to the air outlet 21, and the second guiding arc surface is arranged on the side wall of the end point of the spiral step 20 opposite to the air outlet 21.
In the small-volume dust collecting apparatus for a vacuum cleaner according to the present embodiment, the cyclone cap 16 is detachably coupled to the top of the connection pipe 18.
In the small-volume dust collecting device for the dust collector provided by the embodiment, the inner cavity of the cyclone cap 16 is in the shape of a rotary body, the inner diameter of the cyclone cap 16 gradually changes from the top end to the bottom end, and the inner diameter below the cyclone cap first decreases and then increases from the corresponding height of the air outlet 21.
In the small-volume dust collecting device for a vacuum cleaner provided by the embodiment, the filtering through holes 17 are formed on the part of the side wall of the cyclone cap 16, the inner diameter of which is gradually increased.
In a specific use: the bottom end of the rod-shaped machine body is provided with a dust suction port, the bottom of the rod-shaped machine body is provided with a ground brush auxiliary component, the side wall of the lower end part of the rod-shaped machine body is provided with a connecting cavity, a dust collecting component is arranged at the position of the connecting cavity, the interior of the upper end part of the rod-shaped machine body is provided with a machine cabin, a fan and a battery are sequentially arranged in the machine cabin from bottom to top, two communication holes 12 at the top end and the bottom end of a dust collecting barrel 11 are oppositely arranged and are arranged in the same straight line direction with a fan in the rod-shaped machine body, compared with the mode that an electric fan is installed in the dust collecting barrel 11 in a staggered mode in the related technology for blowing air into the dust collecting barrel 11 along a tangent line, the layout can effectively save the space occupied by equipment and avoid the bloated structure, the inner top wall of the connecting pipe 18 is provided with a first guide cambered surface 19, so that the inner wall of the position, which is opposite to the air outlet 21, in the connecting pipe 18, is smoothly transited to the air outlet 21 direction, thereby reducing the flow rate loss caused by sudden air flow reversal, the inner top wall of the connecting pipe 18 is provided with a first guiding arc surface 19, the starting point of the spiral step 20 is located on one side of the horizontal direction of the air outlet 21, the end point of the spiral step 20 extends to the position opposite to the air outlet 21, meanwhile, the side wall of the end point of the spiral step 20 opposite to the air outlet 21 is provided with a second guiding arc surface, and the second guiding arc surface is used for adjusting the airflow blown out from the air outlet 21 to be blown out along the tangential direction of the connecting pipe 18. After the airflow reaches the air outlet 21 from the inside of the connecting pipe 18, the airflow is firstly rectified and guided by the first guiding arc surface 19, then is ejected from the air outlet 21, the airflow ejected out of the air outlet 21 is blocked by the second guiding arc surface and is further rectified and guided, becomes airflow ejected tangentially along the end part of the connecting pipe 18, and finally moves downwards in a spiral track under the joint guidance of the inner wall of the cyclone cap 16 and the bottom surface of the spiral step 20. The bottom end of the cyclone cap 16 can be jointed with the inner side wall of the dust collection barrel 11, a small space can be reserved, and the product is preferably arranged in a certain space. The air flow is filtered by the structure that the cyclone cap 16 is provided with the filtering through holes 17, and the possibility that garbage and dust in the air flow are close to the upper filter element 14 is reduced. The small gap between the bottom end of the cyclone cap 16 and the inner wall of the dust collecting barrel 11 also plays the role of supplying air flow and blocking garbage and dust, reduces the resistance of the air flow reaching the filter element 14 through the main body of the cyclone cap 16, and improves the suction force of the dust collector. Meanwhile, the cyclone cap 16 is not contacted with the inner wall, and the mounting, dismounting and maintenance of the cyclone cap 16 are facilitated.
To sum up, the utility model relates to a small size dust collecting device for dust catcher solves the volume of present dust collection bucket very big, makes the volume at dust catcher dust collection component position too fat, reduces the problem of the flexibility and the portability of dust catcher, and reasonable in design is suitable for production and popularization and application. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. A small volume dust collecting apparatus for a vacuum cleaner, comprising: a rod-shaped machine body and a dust collecting assembly,
the side wall of the lower end part of the rod-shaped machine body is provided with a connecting cavity, and the dust collecting assembly is arranged at the connecting cavity;
the dust collecting component comprises a dust collecting barrel, an inner container component and a filter element; the inner container assembly and the filter element are sequentially arranged in the dust collection barrel from bottom to top; the top and the bottom of the dust collecting barrel are both provided with communicating holes,
the communicating hole at the bottom of the dust collecting barrel is provided with an air guide pipe;
the inner container assembly comprises a connecting pipe, a spiral step and a cyclone cap, and the bottom of the connecting pipe is connected with the air guide pipe; the top end of the connecting pipe is closed and an air outlet is arranged at the top end of the side wall,
the spiral step is located the top of connecting pipe, the spiral step encircles the top and the bottom surface of connecting pipe are the heliciform and extend downwards gradually, the whirlwind cap is detained and is located the connecting pipe top, be provided with on the whirlwind cap and filter the through-hole.
2. The small-volume dust collecting device for vacuum cleaner as claimed in claim 1, wherein the bottom of the connecting tube is detachably connected to the air guiding tube.
3. A small-sized dust collecting device for vacuum cleaner as claimed in claim 1, wherein a first guiding arc surface is provided at the inner top wall of the connecting pipe, the starting point of the spiral step is located at one side of the horizontal direction of the air outlet, the end point of the spiral step extends to a position opposite to the air outlet, and a second guiding arc surface is provided at the end point of the spiral step on the side wall opposite to the air outlet.
4. A small-sized dust collecting apparatus for a vacuum cleaner as claimed in claim 1, wherein said cyclone cap is detachably coupled to a top of said coupling pipe.
5. A small-sized dust collecting device for vacuum cleaner as claimed in claim 1, wherein said cyclone cap has an inner cavity in the shape of a solid of revolution, and the inner diameter of said cyclone cap gradually changes from the top to the bottom, and from the height corresponding to said air outlet, the inner diameter of the cyclone cap decreases first and then increases.
6. A small-sized dust collecting apparatus for a vacuum cleaner as claimed in claim 5, wherein said filter passage hole is formed in a portion of the sidewall of said cyclone cap where the inner diameter is gradually increased.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220021156.8U CN217090547U (en) | 2022-01-05 | 2022-01-05 | Small-size dust collecting device for dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220021156.8U CN217090547U (en) | 2022-01-05 | 2022-01-05 | Small-size dust collecting device for dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217090547U true CN217090547U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220021156.8U Active CN217090547U (en) | 2022-01-05 | 2022-01-05 | Small-size dust collecting device for dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217090547U (en) |
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2022
- 2022-01-05 CN CN202220021156.8U patent/CN217090547U/en active Active
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