CN206007159U - Cyclone dust collecting unit and vacuum cleaner - Google Patents

Abstract

The utility model discloses a cyclone dust collection device and a vacuum cleaner, wherein the cyclone dust collection device comprises: a filter mechanism, a dust cup forming a dust collection space between the filter mechanism, the filter mechanism and the dust collection space An extension is provided between the bottoms. The cyclone dust collection device of the utility model not only effectively solves the problem of easy hair entanglement on the filter mechanism of the dust cup, but also improves the separation efficiency of the dust cup, the ash storage capacity in the dust cup and the dust absorption capacity of the vacuum cleaner, reducing the loss of air volume .

Description

Cyclone dust collection device and vacuum cleaner

technical field

The utility model relates to a dust collecting device, in particular to a cyclone dust collecting device and a vacuum cleaner with the cyclone dust collecting device.

Background technique

Vacuum cleaners are a commonly used household appliance, which can be divided into vertical, horizontal and portable. The working principle of the vacuum cleaner is to use the motor to drive the blades to rotate at high speed, generate air negative pressure in the sealed housing, and absorb dust. Therefore, in order to collect the sucked dust, the existing vacuum cleaner usually also has a dust cup filter system.

However, in the dust cup filter system of the existing vacuum cleaner, dust, hair, etc. enter the dust cup through the air duct for separation and filtration. And the suction will decrease, which is not conducive to user cleaning. In this regard, at present, the dust and hair entangled in the filter mechanism of the dust cup are basically manually cleaned, so the efficiency and effect are relatively poor, and it is unhygienic.

Therefore, it is necessary to provide further solutions to the above problems.

Utility model content

In view of this, the utility model provides a cyclone dust collection device and a vacuum cleaner with the cyclone dust collection device, which solves the problem of hair entanglement in the filter mechanism in the dust cup.

In order to achieve the above purpose, the cyclone dust collection device provided by the utility model includes: a filter mechanism, a dust cup forming a dust collection space between the filter mechanism, and an extension part is provided between the filter mechanism and the bottom of the dust collection space.

As an improvement of the cyclone dust collecting device of the present invention, the filter mechanism includes a dust blocking device, and the opening of the dust blocking device is arranged towards the bottom of the dust collecting space.

As an improvement of the cyclone dust collection device of the present invention, the end of the extension part is located on the filter mechanism, and the other end of the extension part extends beyond the edge of the dust blocking device.

As an improvement of the cyclone dust collection device of the present invention, the cyclone dust collection device also includes an air duct, the air duct includes a dust inlet air duct and a dust outlet air duct, and the filter mechanism and the inside of the dust cup The dust collection space is formed, the filter mechanism has a dust inlet, and the dust inlet air channel communicates with the dust inlet through the dust collection space.

As an improvement of the cyclone dust collection device of the present invention, the end of the extension part is located on the bottom of the filter mechanism or the bottom of the dust collection space.

As an improvement of the cyclone dust collection device of the present invention, when the end of the extension part is located on the bottom of the filter mechanism, the profile of the extension part gradually increases from the direction away from the bottom of the dust collection space, Or gradually become smaller, or remain unchanged; when the end of the extension part is located on the bottom of the dust collection space, the diameter of the extension part gradually increases or decreases gradually from the direction away from the bottom of the dust collection space , or unchanged.

As an improvement of the cyclone dust collection device of the present invention, when the extension is located on the bottom of the filter mechanism, the extension is in an inverted T shape; when the end of the extension is located on the bottom of the dust collection space , the extension part is T-shaped.

In order to achieve the above object, the vacuum cleaner provided by the utility model includes the cyclone dust collecting device as mentioned above.

Compared with the prior art, the beneficial effect of the utility model is: the cyclone dust collecting device of the utility model not only effectively solves the problem that the dust cup filter mechanism is easily entangled with hair, but also improves the separation efficiency of the dust cup. The dust storage capacity and the dust suction capacity of the vacuum cleaner reduce the loss of air volume.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments recorded in the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creative work.

Fig. 1 is a schematic plan view of a specific embodiment of the cyclone dust collecting device of the present invention;

Fig. 2 is the schematic cross-sectional view of a specific embodiment of the cyclone dust collecting device of the present invention;

Fig. 3 is a schematic cross-sectional view of a specific embodiment of the cyclone dust collection device of the present invention, wherein the end of the extension part is located on the bottom of the filter mechanism;

Fig. 4 is a schematic cross-sectional view of a specific embodiment of the cyclone dust collection device of the present invention, wherein the end of the extension part is located on the bottom of the dust collection space;

Fig. 5 is a schematic plan view of the extension part of the present invention.

detailed description

In order to enable those skilled in the art to better understand the technical solution in the utility model, the technical solution in the utility model embodiment will be clearly and completely described below in conjunction with the accompanying drawings in the utility model embodiment. Obviously, The described embodiments are only some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

As shown in FIGS. 1-4 , the cyclone dust collection device of the present invention includes: an air duct, a dust cup 20 , a filter mechanism 30 and an extension 40 .

The air duct is used to convey the collected dust and hair into the dust cup 20 through the air flow, and discharge the filtered air flow. Specifically, the air duct includes a dust inlet air duct 11 and an air outlet duct 12 located downstream of the dust inlet air duct 11, and filtered air comes out of the dust outlet air duct, wherein the dust inlet air duct 11 It communicates with the dust cup 20, so as to realize the suction of dust and hair into the dust cup. Specifically, the dust inlet air duct 11 has an air duct cover plate 110 , and the air duct cover plate 110 defines the inner space of the dust inlet air duct 11 . The dust outlet air duct 12 is connected with the outlet of the filter mechanism 30 , so that the airflow filtered by the filter mechanism 30 is discharged through the dust outlet air duct 12 .

In the above embodiment, the dust inlet duct 11 has at least one dust inlet section, and the dust inlet section communicates with the dust inlet duct. Preferably, the dust inlet duct 11 has one dust inlet section or two dust inlet sections or three dust inlet sections. Wherein, when the dust inlet duct 11 has a dust inlet section, the structure of the dust inlet duct 11 is shown in FIG. 2 .

As shown in Figure 3, further, when the dust inlet duct 11 has three dust inlet sections, the dust inlet duct 11 has sequentially arranged: a first dust inlet section 111, a second dust inlet section 112 and The third dust inlet section 113, the first dust inlet section 111 and the third dust inlet section 113 are straight pipe sections, the second dust inlet section 112 is an elbow section, and the first dust inlet section 111 and the second dust inlet section The third dust inlet section 113 communicates with both ends of the second dust inlet section 112 . Thereby, the inhaled dust and hair etc. enter into the dust cup through the first dust inlet section 111, the second dust inlet section 112 and the third dust inlet section 113 in sequence.

A dust collection space 21 is formed between the dust cup 20 and the filter mechanism 30 , and the dust collection space 21 is used to carry dust and hair that enters from the dust inlet duct and is filtered by the filter mechanism 30 . Meanwhile, the third dust inlet section 113 of the dust inlet air channel 11 communicates with the dust collecting space 21 .

The filter mechanism 30 is used to filter inhaled dust and hair. Specifically, the filter mechanism 30 is located in the dust collecting space 21 . The filter mechanism 30 has a dust inlet and a filter device, and the dust inlet duct 11 communicates with the dust inlet through the dust collecting space 21 . The dust and hair remain in the dust collecting space 21 after being filtered by the filter screen cover. In addition, the filter mechanism 30 also includes a dust blocking device 31 located below the net cover, the opening of the dust blocking device 31 is set towards the bottom of the dust collecting space 21 to prevent dust from rising, and the dust blocking device is It is conical and the opening is set towards the bottom of the dust collecting space 21 .

The extension portion 40 is used to prevent dust and hair from being entangled on the filter mechanism 30 . Specifically, the end of the extension part 40 is located on the bottom of the filter mechanism 30 or the bottom of the dust collection space 21 . Dust and hair enter the dust inlet space 21 through the dust inlet air channel 11, and are filtered by the filter mechanism 30, and are discharged from the dust outlet air channel 12. The dust and hair rotate around the filter mechanism 30 in the dust collection space 21. The hairs are entangled on the extension part 40 during the rotation, so as to prevent the hairs from being entangled on the surface of the net cover of the filter mechanism 30 and causing blockage.

The extension part 40 may be one of a cone shape, a cylinder shape, an ellipse cylinder shape, a prism shape, a T shape and the like. Wherein, the cone shape can be a flat-topped cone shape, and the prism can be a prism with a cross-sectional shape such as a square, a rhombus, or a rectangle, or a prism with a cross-sectional shape such as a hexagon or a cross. In addition, the extension part 40 can also be a special-shaped structure as shown in FIG. 5 . At the same time, it should be noted that the extension part 40 is not limited to the shapes listed above, and under the guidance of the technical concept of the utility model, other alternative shapes obtained by those skilled in the art all belong to the protection scope of the utility model.

Referring to FIG. 2 , FIG. 3 , and FIG. 4 , when the end of the extension portion 40 is located on the filter mechanism 30 , the other end of the extension portion 40 extends beyond the edge of the dust blocking device 31 . At this time, the diameter of the extension portion 40 gradually increases, or gradually decreases, or remains unchanged from the direction away from the bottom of the dust collecting space 21 . When the end of the extension part 40 is located on the bottom of the dust collection space 21, the diameter of the extension part 40 gradually increases or decreases gradually from the direction away from the bottom of the dust collection space 21, or does not Change, the top of the extension 40 is located below the bottom edge of the dust blocking device 31, when the extension is located on the bottom of the filter mechanism, the extension is an inverted T shape; when the end of the extension When the part is located on the bottom of the dust collecting space, the extension part is T-shaped. The extension part can be detachably connected to the bottom of the dust collection space or connected to the filter mechanism, or integrally injection molded.

Based on the same technical idea, the utility model also provides a vacuum cleaner, which includes the cyclone dust collecting device as described above.

Compared with the prior art, the cyclone dust collecting device of the utility model not only effectively solves the problem of easy hair entanglement on the filter mechanism of the dust cup, but also improves the separation efficiency of the dust cup, the amount of dust stored in the dust cup and the suction capacity of the vacuum cleaner. Dust capacity, reducing the loss of air volume.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (10)

1. a kind of cyclone dust collecting unit, it is characterised in that include：It is empty that dust is formed between filter mechanism, with the filter mechanism Between dirt cup, be provided with extension between the filter mechanism and dust collecting space bottom.

2. cyclone dust collecting unit according to claim 1, it is characterised in that the filter mechanism includes type dust arrester, institute The opening for stating type dust arrester is arranged towards the bottom of the dust collecting space.

3. cyclone dust collecting unit according to claim 2, it is characterised in that the end of the extension is located at the filtration In mechanism, the other end of the extension extends beyond the edge setting of the type dust arrester.

4. cyclone dust collecting unit according to claim 3, it is characterised in that the cyclone dust collecting unit also includes air channel, The air channel includes, into dirt air channel and dirt air channel is gone out, forming the dust empty between the filter mechanism and the dirt cup inside Between, described filter mechanism has entering-dust mouth, described enter dirt air channel be connected with the entering-dust mouth by the dust collecting space.

5. cyclone dust collecting unit according to claim 1, it is characterised in that the end of the extension is located at the filtration On the bottom of mechanism or on the bottom of the dust collecting space.

6. cyclone dust collecting unit according to claim 5, it is characterised in that the end of the extension is located at the filtration When on the bottom of mechanism, the diameter of the extension gradually increases, or gradually becomes from the bottom direction away from the dust collecting space Little or constant.

7. cyclone dust collecting unit according to claim 5, it is characterised in that the end of the extension is located at dust collecting space When on bottom, the profile of described extension gradually increases, or tapers into from the bottom direction away from the dust collecting space, Or it is constant.

8. cyclone dust collecting unit according to claim 5, it is characterised in that when the extending part is in the filter mechanism Bottom on when, the extension be inverted T-shaped.

9. cyclone dust collecting unit according to claim 5, it is characterised in that to be located at dust empty when the end of the extension Between on bottom when, the extension is T-shaped.

10. a kind of vacuum cleaner, it is characterised in that the vacuum cleaner includes the cyclone as described in any one of claim 1-9 Device.