CN214499473U - Fan structure, fan wind channel subassembly and robot of sweeping floor - Google Patents

Abstract

The application relates to a fan structure, a fan air duct assembly and a sweeping robot, wherein the fan structure comprises a fan body, a fan air duct assembly and a sweeping robot, wherein the fan body comprises a bottom wall and a side wall arranged around the bottom wall; the buffer seat cushion comprises a bottom structure and a side structure arranged around the bottom structure, wherein the bottom structure and the side structure are surrounded to form an accommodating cavity with an opening on one side; wherein, the fan body is installed in holding the chamber with the help of the opening, and the bottom structure is laminated with the diapire of fan body, and the lateral part structure is laminated with the lateral wall of fan body. The application provides a fan structure, fan wind channel subassembly and robot of sweeping floor, fan body accessible buffering seatpad avoid with the casing or sweep floor other casing inner structure direct contact of robot, because the buffering seatpad can slow down the vibration of fan body in service, consequently, can reduce the noise that produces between fan body and the casing of robot of sweeping floor or other casing inner structure, improve customer experience.

Description

Fan structure, fan wind channel subassembly and robot of sweeping floor

Technical Field

The application relates to the technical field of cleaning equipment, in particular to a fan structure, a fan air duct assembly and a floor sweeping robot.

Background

A floor sweeping robot is one of intelligent household appliances, and can automatically finish floor cleaning work in a room by means of certain artificial intelligence. Generally, the combination of brushing and vacuum modes is adopted, so that the impurities on the ground are firstly absorbed into the self dust collecting box, and the function of cleaning the ground is fulfilled.

The vacuum mode mainly depends on a fan air duct assembly arranged in the machine to generate larger suction force, and dust from the dust suction port is sucked into the dust box through the dust suction channel.

The existing fan is usually installed on the inner part of the shell of the sweeping robot, and is in direct contact with the shell of the sweeping robot, so that in the operation of the fan, large noise is generated between the fan and the shell, and poor customer experience is caused.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to install on the casing of robot of sweeping the floor to the current fan, and with the casing direct contact of robot of sweeping the floor for in the fan operation, with the casing between will produce great noise, thereby cause the poor problem of customer experience, provide one kind and can reduce the noise between fan and the casing, with fan structure, fan wind channel subassembly and the robot of sweeping the floor that improves customer experience.

An aspect of the present application provides a fan structure, including:

the fan body comprises a bottom wall and a side wall arranged around the bottom wall;

the buffer seat cushion comprises a bottom structure and a side structure arranged around the bottom structure, wherein the bottom structure and the side structure are surrounded to form an accommodating cavity with an opening on one side;

the fan body is arranged in the containing cavity through the opening, the bottom structure is attached to the bottom wall of the fan body, and the side structure is attached to the side wall of the fan body.

In one embodiment, the fan body has an air outlet portion protruding from the sidewall, the air outlet portion has an air outlet, and the side portion structure is wrapped outside the air outlet portion.

In one embodiment, the bottom wall of the fan body is provided with a wire outlet part, the bottom structure of the buffer seat cushion is provided with a wire outlet, and the wire outlet part is located in an area of an orthographic projection of the wire outlet towards the bottom wall of the fan body.

In one embodiment, the cushion pad comprises a resilient pad.

In one embodiment, the elastic cushion comprises a rubber cushion or a silicone cushion.

In one embodiment, the blower body comprises a blower housing comprising a first blower housing and a second blower housing, the first blower housing and the second blower housing being mated in a first direction to form an inner cavity of the blower housing;

the first fan shell and the second fan shell are spliced and located in the accommodating cavity.

On the other hand of this application still provides a fan wind channel subassembly, including wind channel structure and foretell fan structure, the wind channel structure with the fan structure links to each other.

In one embodiment, the fan body is provided with an air outlet, the air duct structure includes a rear air duct structure, one end of the rear air duct structure is installed at the air outlet, and the rear air duct structure and the buffer seat cushion are integrally formed.

In one embodiment, the fan body is provided with an air inlet, the air duct structure further comprises a front air duct structure, and one end of the front air duct structure is mounted at the air inlet;

the fan air duct assembly further comprises a buffer structure, and the buffer structure is arranged between the front air duct structure and the fan body.

In one embodiment, the air inlet is arranged on a side surface opposite to the bottom wall of the fan body.

In one embodiment, the cushioning structure comprises cushioning cotton.

In another aspect of the present application, a sweeping robot is further provided, including a housing and the above fan air duct assembly, the fan air duct assembly is installed in the housing.

In one embodiment, the buffering seat cushion is provided with a first positioning portion, the housing is provided with a second positioning portion, and the first positioning portion and the second positioning portion are matched so that the buffering seat cushion is positioned on the housing.

In one embodiment, the first positioning portions include at least two, and the at least two first positioning portions are arranged at intervals in the circumferential direction of the cushion pad.

In one embodiment, one of the first positioning portion and the second positioning portion includes a positioning groove, and the other of the first positioning portion and the second positioning portion includes a positioning protrusion adapted to the positioning groove.

Above-mentioned fan structure, fan wind channel subassembly and robot of sweeping floor, when installing the fan body on the casing of robot of sweeping floor, the bottom structure of fan body accessible buffering seatpad indirectly supports on the casing of robot of sweeping floor to avoid with the casing direct contact of robot of sweeping floor, and also can avoid the lateral wall of fan casing and casing or the other casing inner structure direct contact of robot of sweeping floor through lateral structure. Because the buffering seatpad can slow down the vibration of fan body in service, consequently, can reduce the noise that produces between fan body and the casing of robot or other casing inner structure of sweeping the floor, improve customer experience.

Drawings

FIG. 1 is a schematic structural diagram of a fan duct assembly according to an embodiment of the present disclosure;

FIG. 2 is an exploded view of the fan duct assembly shown in FIG. 1;

FIG. 3 is a schematic view of a cushion in the fan duct assembly of FIG. 1;

FIG. 4 is a schematic structural view of a fan duct assembly according to another embodiment of the present disclosure;

fig. 5 is a schematic structural view of a cushion in the fan duct assembly shown in fig. 4.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the description of the present application, 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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

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 implicitly indicating 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 application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Furthermore, the drawings are not 1: 1, and the relative dimensions of the various elements in the figures are drawn for illustration only and not necessarily to true scale.

FIG. 1 is a schematic structural diagram of a fan duct assembly according to an embodiment of the present disclosure, and FIG. 2 is an exploded schematic structural diagram of the fan duct assembly shown in FIG. 1; FIG. 3 illustrates a schematic view of a cushion in the fan duct assembly of FIG. 1. For the purpose of illustration, the drawings show only the structures associated with the embodiments of the application.

Referring to the drawings, an embodiment of the present application provides a blower structure 100, which includes a blower body 10 and a cushion 20. Specifically, the blower structure 100 may be applied to a sweeping robot, and may also be applied to an electrical appliance that needs to use the blower structure 100, which is not limited herein.

The blower body 10 comprises a bottom wall 11 and a side wall 12 arranged around the bottom wall 11, the buffer seat cushion 20 comprises a bottom structure 21 and a side structure 22 arranged around the bottom structure 21, and the bottom structure 21 and the side structure 22 are enclosed to form an accommodating cavity 24 with an opening 23 on one side. Specifically, in the embodiment of the present application, the fan body 10 is a centrifugal fan, and in other embodiments, other fan types may be adopted, which is not limited herein.

Wherein, fan body 10 installs in holding chamber 24 with the help of opening 23, and the laminating of diapire 11 of bottom structure 21 and fan body 10, lateral structure 22 and the laminating of lateral wall 12 of fan body 10.

Thus, when the blower body 10 is installed on the housing of the sweeping robot, the blower body 10 can be indirectly supported on the housing of the sweeping robot through the bottom structure 21 of the cushion 20, so as to avoid direct contact with the housing of the sweeping robot, and the side wall 12 of the blower housing 10 can also avoid direct contact with the housing or other internal structures of the housing of the sweeping robot through the side structure 22. Because the buffer seat cushion 20 can reduce the vibration of the fan body 10 during operation, the noise generated between the fan body 10 and the inner structure of the housing or other housings of the floor sweeping robot can be reduced, and the customer experience is improved.

Referring to fig. 2 again, in some embodiments, the blower body 10 includes a blower housing 13, the blower housing 13 includes a first blower housing 131 and a second blower housing 132, the first blower housing 131 and the second blower housing 132 are coupled to form an inner cavity of the blower housing 10 along a first direction, and a coupling portion of the first blower housing 131 and the second blower housing 132 is located in the accommodating cavity 24. Specifically, the inner cavity may accommodate an impeller. By positioning the mating part of the first fan housing 131 and the second fan housing 132 in the accommodating cavity 24, on one hand, since the mating part is a weak point of the fan housing 13, when the fan body 10 operates, since the mating part is positioned in the accommodating cavity 24, the protection of the buffering cushion 20 can prevent external components from colliding with the mating part, thereby damaging the fan housing 13, and on the other hand, since the buffering cushion 20 is attached to the fan body 10, the first fan housing 131 and the second fan housing 132 can be assisted and limited at the mating part, thereby further limiting the movement of the first fan housing 131 and the second fan housing 132, thereby preventing the first fan housing 131 and the second fan housing 132 from being misplaced at the mating part.

In some embodiments, the blower body 10 has an air outlet portion 14 protruding from the sidewall 11, the air outlet portion 14 has an air outlet 15, and the side structure 22 covers an outer side of the air outlet portion 14. The air outlet portion 14 generally needs to be circumferentially matched with the inner wall of the housing, and therefore, the lateral structure 22 is disposed to cover the air outlet portion 14, so that noise generated between the air outlet portion 14 and an external component of the fan body 10 can be reduced.

In some embodiments, the bottom wall 11 of the blower body 10 has the outlet portion 16, the bottom structure 21 of the cushion pad 20 is provided with an outlet 213 (as shown in fig. 3), and the outlet portion 16 is located in an area of an orthographic projection of the outlet 213 toward the bottom wall 11 of the blower body 10. Specifically, the wire outlet 16 is an impeller driving wire inside the blower body 10, and the impeller is connected to an external motor through the wire outlet 16. The outlet portion 16 is disposed in the area of the orthographic projection of the outlet 213 toward the bottom wall 11 of the blower body 10, so that the positional interference between the bottom structure 21 of the cushion pad 20 and the outlet portion 16 can be avoided.

In some embodiments, the cushion 20 comprises a resilient cushion. Preferably, the elastic cushion comprises a rubber cushion or a silicone cushion.

Referring to fig. 1 to fig. 3 again, based on the same inventive concept, the present application further provides a fan air duct assembly 200, which includes an air duct structure 210 and the fan structure 100, wherein the air duct structure 210 is connected to the fan structure 100.

Specifically, the air duct structure 210 may include a front air duct structure 211 and a rear air duct structure 212 (as shown in fig. 4), the fan structure 100 is provided with an air inlet 17 and an air outlet 16, one end of the front air duct structure 211 is installed at the air inlet 17, and one end of the rear air duct structure 211 is installed at the air outlet 16. Specifically, the other end of the front air duct structure 211 may be connected to the dust collection structure through a dust box, so that dust is sucked into the dust box, and the other end of the rear air duct structure 211 may extend to the outside of the housing of the floor sweeping robot, so as to exhaust air to the outside environment. In other embodiments, the air duct structure 210 may also include only the front air duct structure 211 (as shown in fig. 1).

In some embodiments, the fan duct assembly 200 further includes a buffer structure 220, and the buffer structure 220 is disposed between the front duct structure 211 and the fan body 10. Preceding wind channel structure 211 accessible buffer structure 220 indirectly contacts with fan body 10, because buffer structure 220 can slow down the vibration of fan body 10 in service, consequently, can reduce the noise that produces between fan body 10 and preceding wind channel structure 211, further improves customer experience. In some embodiments, the cushioning structure 220 comprises cushioning cotton.

Further, the air inlet 17 is provided on a side surface opposite to the bottom wall 11 of the blower body 10. Therefore, through the combined action of the buffering seat cushion 20 and the buffering structure 220, the blower body 10 is ensured not to be in direct contact with the inner part of the shell or other shells of the sweeping robot, so that the noise is reduced, and the customer experience is provided.

In some embodiments, the front air duct structure 211 is press-fitted to the air inlet 17 of the blower body 10. So, can avoid preceding wind channel structure 211 to have a plurality of junctions with fan body 10, can make buffer structure 220 place in air intake 17 department for a whole, when preceding wind channel structure 211 pressure equipment is in air intake 17 department of fan body 10, can realize the installation, simplified the assembly and ensured the cushioning effect.

As shown in fig. 5, in some embodiments, the rear air duct structure 212 is integrally formed with the cushion pad 20. It should be understood that the rear air duct structure 212 and the cushion pad 20 are integrally formed, which means that the rear air duct structure 212 and the cushion pad 20 are made of the same material. Thus, the rear air duct structure 212 also has the effect of buffering to reduce noise, and meanwhile, the forming process of the rear air duct structure 212 and the buffering seat cushion 20 can be simplified, and the assembling difficulty is reduced.

Based on the same inventive concept, the application also provides a sweeping robot, which comprises a machine shell and the fan air duct assembly 200, wherein the fan air duct assembly 200 is arranged on the machine shell.

Specifically, the sweeping robot may further include a dust box and a dust collection structure, the dust collection structure has a dust collection opening, and the dust collection structure, the dust box, the front air duct structure 211, the fan structure 100, and the rear air duct structure 212 are sequentially connected.

Referring to fig. 1 again, in some embodiments, the buffer seat 20 has a first positioning portion 25, the housing has a second positioning portion, and the first positioning portion 25 is adapted to the second positioning portion, so as to position the buffer seat 20 on the housing. Thus, the buffer seat 20 is positioned relative to the casing, so that the fan body 10 can be positioned relative to the casing, and the subsequent installation of other structures of the fan structure 100 and the air duct structure 210 can be facilitated.

Further, the first positioning portion 25 includes at least two, and at least two first positioning portions 25 are disposed at intervals in the circumferential direction of the cushion pad 20. Thus, the positioning accuracy of the cushion pad 20 can be improved.

In some embodiments, one of the first positioning portion 25 and the second positioning portion includes a positioning groove, and the other of the first positioning portion 25 and the second positioning portion includes a positioning protrusion that mates with the positioning groove.

Specifically, the first positioning structure 25 includes a positioning groove, and the second positioning portion includes a positioning projection.

In some embodiments, the first positioning portion 25 is provided protruding from the side structure 22 in the radial direction of the side structure 22. Therefore, the fitting relationship between the side structure 22 and the bottom structure 21 and the fan body 10 is not disturbed, and the noise reduction effect is ensured.

The fan structure 100, the fan wind channel subassembly 200 and the robot of sweeping the floor that this application embodiment provided have following beneficial effect:

when the blower body 10 is installed on the chassis of the sweeping robot, the blower body 10 can be indirectly supported on the chassis of the sweeping robot through the bottom structure 21 of the cushion 20, so as to avoid direct contact with the chassis of the sweeping robot, and the side wall 12 of the blower housing 10 can also avoid direct contact with the chassis or other internal structures of the chassis of the sweeping robot through the side structure 22. Because the buffer seat cushion 20 can reduce the vibration of the fan body 10 during operation, the noise generated between the fan body 10 and the inner structure of the housing or other housings of the floor sweeping robot can be reduced, and the customer experience is improved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (15)

1. A fan structure (100), comprising:

the fan comprises a fan body (10) and a fan body, wherein the fan body comprises a bottom wall (11) and a side wall (12) arranged around the bottom wall (11);

the buffer seat cushion (20) comprises a bottom structure (21) and a side structure (22) arranged around the bottom structure (21), wherein the bottom structure (21) and the side structure (22) enclose a containing cavity (24) with an opening (23) on one side;

the fan body (10) is arranged in the accommodating cavity (24) through the opening (23), the bottom structure (21) is attached to the bottom wall (11) of the fan body (10), and the side structure (22) is attached to the side wall (12) of the fan body (10).

2. The fan structure (100) according to claim 1, wherein the fan body (10) has an air outlet portion (14) protruding from the side wall (12), the air outlet portion (14) has an air outlet (15), and the side structure (22) is wrapped outside the air outlet portion (14).

3. The blower structure (100) according to claim 1, characterized in that the bottom wall (11) of the blower body (10) is provided with an outlet (16), the bottom structure (21) of the cushion pan (20) is provided with an outlet (213), the outlet (16) being located in the region of an orthographic projection of the outlet (213) towards the bottom wall (11) of the blower body (10).

4. The blower structure (100) of claim 1, wherein the cushion (20) comprises a resilient cushion.

5. The blower structure (100) of claim 4, wherein the resilient cushion comprises a rubber cushion or a silicone cushion.

6. The blower structure (100) of claim 1, wherein the blower body (10) includes a blower housing (13), the blower housing (13) including a first blower housing (131) and a second blower housing (132), the first blower housing (131) mating with the second blower housing (132) in a first direction to form an interior cavity of the blower housing (13);

the matching position of the first fan shell (131) and the second fan shell (132) is positioned in the accommodating cavity (24).

7. A fan air duct assembly (200) comprising an air duct structure (210) and a fan structure (100) according to any one of claims 1 to 6, wherein the air duct structure (210) is connected to the fan structure.

8. The fan air duct assembly (200) according to claim 7, wherein the fan body (10) is provided with an air outlet (15), the air duct structure (210) includes a rear air duct structure (212), one end of the rear air duct structure (212) is installed at the air outlet (15), and the rear air duct structure (212) and the cushion pad (20) are integrally formed.

9. The fan duct assembly (200) according to claim 7, wherein the fan body (10) is provided with an air inlet (17), the duct structure (210) further comprises a front duct structure (211), and one end of the front duct structure (211) is installed at the air inlet (17);

the fan air duct assembly (200) further comprises a buffer structure (220), and the buffer structure (220) is arranged between the front air duct structure (211) and the fan body (10).

10. The fan duct assembly (200) of claim 9, wherein the air inlet (17) is disposed on a side surface opposite the bottom wall (11) of the fan body (10).

11. The fan duct assembly (200) of claim 9, wherein the cushioning structure (220) comprises cushioning cotton.

12. A sweeping robot, comprising a housing and a fan duct assembly (200) according to any one of claims 7 to 11, wherein the fan duct assembly (200) is mounted on the housing.

13. The sweeping robot according to claim 12, characterized in that the cushion (20) is provided with a first positioning portion (25), the housing is provided with a second positioning portion, and the first positioning portion (25) and the second positioning portion are adapted to position the cushion (20) in the housing.

14. The sweeping robot according to claim 13, wherein the first positioning portions (25) comprise at least two, and the at least two first positioning portions (25) are arranged at intervals along the circumferential direction of the cushion pad (20).

15. The sweeping robot according to claim 13, wherein one of the first positioning portion (25) and the second positioning portion comprises a positioning groove, and the other of the first positioning portion (25) and the second positioning portion comprises a positioning protrusion adapted to the positioning groove.

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