CN217827682U

CN217827682U - Desktop dust extraction

Info

Publication number: CN217827682U
Application number: CN202221866089.6U
Authority: CN
Inventors: 郑高伟; 陈建旺; 叶仁龙
Original assignee: Ningbo Tiantian Stationery Co ltd
Current assignee: Ningbo Tiantian Stationery Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-11-18
Anticipated expiration: 2032-07-18

Abstract

The utility model discloses a desktop dust extraction, which comprises a body, install the fan on the body and be used for the drive the fan is around an axial rotation's motor, be equipped with on the body and only send out the piece, just only send out the piece setting and be in the periphery of fan is used for restricting the hair and enters into in the fan or in the motor shaft. The utility model provides a desktop dust extraction, it ends the hair piece through add in the periphery of fan, ends the hair piece and is used for the hair winding that will send into, reduces the hair and enters into the motor shaft in dead of fan card.

Description

Desktop dust extraction

Technical Field

The utility model relates to a desktop official working technical field, more specifically says, relates to a desktop dust extraction.

Background

In the chinese utility model patent of grant publication No. CN211243150U, a novel desktop dust catcher is disclosed, including fan, last casing, lower casing and the base that is located the middle part, the fan setting internal at base or inferior valve, the base seted up the air outlet subassembly, and the air outlet subassembly is higher than the fan setting, fan work drive air current upward movement and through air outlet subassembly discharge.

In the above patent scheme, the problem that hair enters the dust collector and winds on a motor shaft below the fan to block the fan, so that the motor is burnt out exists.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the utility model provides a desktop dust extraction, it is through set up the piece of only sending out in the periphery of fan, and the piece of only sending out is used for the hair winding that will send into, reduces the hair and enters into the motor shaft in and the fan card is dead.

The utility model adopts the technical proposal that: the utility model provides a desktop dust extraction, including the body, install the fan on the body and be used for driving the motor of fan rotation around an axis, be equipped with on the body and send out the piece, just send out the piece setting and be in the periphery of fan for the restriction hair enters in the fan or in the motor shaft.

After the structure is adopted, the motor drives the fan to rotate so as to form airflow in the desktop dust collection device, the hair stopping piece filters out hairs wrapped in the airflow, and the phenomenon that the hairs enter a motor shaft or the fan is blocked to cause burning of the motor is avoided. And the hair-stopping piece can be wound around and collect hair, so that the possibility of secondary entry of the hair into the fan is reduced.

According to the utility model discloses an embodiment, the body is including the support, the support has relative both sides, one of them side have on the support and be used for the installation department of motor.

According to the utility model discloses an embodiment, be equipped with the shaft hole on the support, the motor shaft passes the shaft hole with install on the support opposite side the fan is connected.

According to the utility model discloses an embodiment, only send out a detachable and install on the support, perhaps send out a piece with support integrated into one piece.

According to an embodiment of the present invention, the hair-stop member includes one or more rings of hair-stop structures centered on the motor shaft; the hair stopping structure generates resistance to the hair trapped in the air flow and is easy to wind the hair.

According to the utility model discloses an embodiment, only send out the structure include a plurality ofly by the support is towards keeping away from the first only send out of motor direction extension formation is protruding, and is a plurality of first only send out protruding interval set up and with the motor shaft is the annular arrangement as the center.

According to the utility model discloses an embodiment, only send out the structure still include a plurality ofly by the support is towards keeping away from the motor direction extends the second that forms only sends out protruding, and is a plurality of only send out protruding interval setting of second and with first only send out protruding being concentric circles cross distribution.

According to the utility model discloses an embodiment, desktop dust extraction is still including filtering the screen panel, filter the screen panel with support detachably connects, first only send out protruding and/or the protruding distance is sent out to the second the interval of motor shaft is greater than the radius of fan, and is less than filter the radius of screen panel.

According to an embodiment of the utility model, the desktop dust extraction is still including lower casing, lower casing with support detachably connects.

According to the utility model discloses an embodiment, be equipped with the air intake down on the casing, be equipped with the air outlet on the support.

Drawings

FIG. 1 is a schematic view of a tabletop cleaner according to an embodiment of the present invention;

FIG. 2 is an exploded view of the tabletop dust collector in the embodiment of the present invention;

fig. 3 is a schematic structural view of a bracket according to an embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

fig. 5 is a schematic structural view of the bottom of the bracket according to the embodiment of the present invention;

fig. 6 is a schematic structural view of the top of the bracket according to the embodiment of the present invention.

The numbering in the figures illustrates:

1. a body; 2. a lower housing; 3. a filtering net cover;

11. a support; 12. a fan; 13. a hair-stop member; 14. an air outlet;

21. an air inlet; 22. a brush;

11a, a shaft hole; 11b, a mounting part;

13a, a first hair-stop protrusion; 13b, second hair-stop protrusions.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1, 3 and 6, the present embodiment provides a table top dust collecting device, which includes a body 1, a fan 12 and a motor for driving the fan 12 to rotate around an axis are installed on the body 1, a hair-stopping member 13 is installed on the body 1, and the hair-stopping member 13 is installed on the periphery of the fan 12 for limiting hairs from entering the fan 12 or the motor shaft.

Further, in the present embodiment, the motor drives the fan 12 to rotate about an axis, i.e., drives the fan 12 to rotate about the motor shaft. The fan 12 forms an air flow during rotation. In another embodiment, the motor shaft drives the fan 12 to rotate through a gear train.

Specifically, the body 1 includes a bracket 11, the bracket 11 has two opposite sides, and a mounting portion 11b for mounting the motor is provided on one side of the bracket 11.

Further, a bracket 11 is used as a part of the upper housing of the tabletop dust collecting device body 1, and the motor is fixedly arranged on the bracket 11.

Specifically, as shown in fig. 5, a shaft hole 11a is formed in the bracket 11, and the motor shaft passes through the shaft hole 11a and is connected to the fan 12 installed on the other side of the bracket 11.

Specifically, the hair-stop members 13 are detachably mounted on the holder 11, or the hair-stop members 13 are integrally formed with the holder 11.

Further, in the present embodiment, the hair stopper 13 is integrally formed with the bracket 11, that is, the bracket 11 has the hair stopper 13 structure. In another embodiment, the hair pieces 13 are in the form of separate pieces mounted directly or spaced apart on the frame 11.

Specifically, referring to fig. 4, in the present embodiment, the hair-stop member 13 includes a circle of hair-stop structures with the motor shaft as the center; the hair stopping structure generates resistance to the hair trapped in the air flow and is easy to wind the hair.

Specifically, the hair-stopping structure comprises a plurality of first hair-stopping protrusions 13a formed by extending the bracket 11 in a direction away from the motor, and the first hair-stopping protrusions 13a are arranged at intervals and annularly arranged by taking the motor shaft as a center.

Further, in the present embodiment, the first hair-stop protrusion 13a is an inverted L-shaped structure formed on the bottom surface of the bracket 11, and has a vertical portion extending vertically outward from the surface of the bracket 11 and a horizontal portion extending laterally in a horizontal plane from an end of the vertical portion. The first hair-stopping protrusions 13a are spaced apart from each other and have the same horizontal direction, and all of them are clockwise oriented with the motor shaft as a circle.

Specifically, the hair-stop structure further includes a plurality of second hair-stop protrusions 13b formed by extending the bracket 11 in a direction away from the motor, and the plurality of second hair-stop protrusions 13b are arranged at intervals and are distributed in a concentric circle crossing manner with the first hair-stop protrusions 13 a.

Further, in the present embodiment, the second hair-stop protrusions 13b are formed in an inverted L-shaped configuration on the bottom surface of the bracket 11, and also have a vertical portion extending vertically outward from the surface of the bracket 11 and a horizontal portion extending laterally in a horizontal plane from the end of the vertical portion. The plurality of second hair-stop protrusions 13b are arranged at intervals and have the same orientation of the horizontal portion, and are all oriented counterclockwise with the motor shaft being circular.

Specifically, as shown in fig. 2, the tabletop dust collection device further includes a filter screen 3, the filter screen 3 is detachably connected to the bracket 11, and a distance between the first hair-stopping protrusion 13a and/or the second hair-stopping protrusion 13b and the motor shaft is greater than a radius of the fan 12 and smaller than a radius of the filter screen 3.

Further, in the embodiment, the filter screen 3 is rotatably clamped with the bracket 11, and the distance between the second hair-stopping protrusion 13b and the motor shaft is greater than the distance between the first hair-stopping protrusion 13a and the motor shaft. The distance between the first hair-stop protrusion 13a and the motor shaft is greater than the radius of the fan 12, so that the fan 12 is prevented from interfering with the first hair-stop protrusion 13a in the rotating process. The radius of the filter screen 3 is greater than the distance between the second hair-stopping protrusions 13b and the motor shaft, so that the filter screen 3 can cover the whole hair-stopping structure.

Specifically, the table top dust suction device further comprises a lower shell 2, and the lower shell 2 is detachably connected with the support 11.

Specifically, an air inlet 21 is disposed on the lower housing 2, and an air outlet 14 is disposed on the bracket 11.

Further, a brush 22 is disposed at the bottom of the lower housing 2, when the tabletop dust collecting device is moved on a tabletop, the brush 22 can brush out stubborn scraps attached to the tabletop, the fan 12 operates to generate an air flow, and the air flow flows in from the air inlet 21 and then moves upward and is discharged through the air outlet 14. The scraps and dust wrapped by the airflow are filtered by the filter screen 3 and then accumulated in the interior of the tabletop dust collection device, so that the dust collection effect is achieved.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

While embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a desktop dust extraction, includes body (1), install fan (12) and be used for driving on body (1) fan (12) are around an axial rotatory motor, its characterized in that: the hair-stopping piece (13) is arranged on the body (1), and the hair-stopping piece (13) is arranged on the periphery of the fan (12) and used for limiting hairs from entering the fan (12) or the motor shaft.

2. The tabletop dust extraction device of claim 1, wherein: the body (1) comprises a support (11), the support (11) is provided with two opposite sides, and a mounting part (11 b) for mounting the motor is arranged on the support (11) on one side.

3. A tabletop dust extraction device as claimed in claim 2, wherein: the fan is characterized in that a shaft hole (11 a) is formed in the support (11), and the motor shaft penetrates through the shaft hole (11 a) to be connected with the fan (12) installed on the other side of the support (11).

4. A tabletop dust extraction device as claimed in claim 2, wherein: the hair-stopping piece (13) is detachably arranged on the support (11), or the hair-stopping piece (13) and the support (11) are integrally formed.

5. The tabletop dust extraction device of claim 4, wherein: the hair-stop piece (13) comprises one or more circles of hair-stop structures taking the motor shaft as the center of a circle.

6. A tabletop dust extraction device as claimed in claim 5, wherein: the hair-stopping structure comprises a plurality of first hair-stopping bulges (13 a) formed by extending the support (11) towards the direction far away from the motor, and the first hair-stopping bulges (13 a) are arranged at intervals and annularly arranged by taking the motor shaft as the center.

7. The tabletop dust extraction device of claim 6, wherein: the hair-stopping structure further comprises a plurality of second hair-stopping protrusions (13 b) formed by extending the support (11) in the direction far away from the motor, and the second hair-stopping protrusions (13 b) are arranged at intervals and are distributed in a concentric circle mode in a crossed mode with the first hair-stopping protrusions (13 a).

8. A tabletop dust extraction device as claimed in claim 7, wherein: the hair-preventing fan is characterized by further comprising a filter screen cover (3), the filter screen cover (3) is detachably connected with the support (11), and the distance between the first hair-preventing protrusions (13 a) and/or the second hair-preventing protrusions (13 b) and the motor shaft is larger than the radius of the fan (12) and smaller than the radius of the filter screen cover (3).

9. A tabletop dust extraction device as claimed in claim 2, wherein: the portable multifunctional nursing bed is characterized by further comprising a lower shell (2), wherein the lower shell (2) is detachably connected with the support (11).

10. A tabletop dust extraction device as claimed in claim 9, wherein: an air inlet (21) is formed in the lower shell (2), and an air outlet (14) is formed in the support (11).