CN221242701U - Gas-liquid separation assembly, dust cup structure and cleaning equipment - Google Patents

Abstract

The application relates to the technical field of household cleaning appliances, in particular to a gas-liquid separation assembly, a dust cup structure and cleaning equipment. The dust cup structure comprises a dust cup main body, the gas-liquid separation assembly comprises a centrifugal fan, a power fan and a support frame, wherein the support frame is arranged on the centrifugal fan, the power fan is coaxially inserted with the centrifugal fan through the support frame, the power fan drives the centrifugal fan to rotate relative to the support frame, the centrifugal fan and the power fan are coaxially inserted, and the dust cup structure has a rapid installation effect during installation and is convenient to maintain and replace.

Description

Gas-liquid separation assembly, dust cup structure and cleaning equipment

Technical Field

The application relates to the technical field of household cleaning appliances, in particular to a gas-liquid separation assembly, a dust cup structure and cleaning equipment.

Background

With the continuous development of technology and the improvement of living standard of people, household dust removing devices such as cleaning devices (e.g. dust collectors, floor washers, etc.) are increasingly appearing in the lives of people.

At present, cleaning equipment can include equipment body, dirt cup structure, and the equipment body is to waiting to clean the surface water spray to produce the suction, will wait to clean liquid impurity and solid impurity on the surface and inhale in the dirt cup structure, in order to reduce the risk that liquid impurity gets into equipment body and influence the motor operation, can add gas-liquid separation subassembly on the equipment body among the relevant technology, realize in addition the collection to liquid impurity.

However, the gas-liquid separation assemblies of the prior art are inconvenient to assemble and also inconvenient to maintain and replace.

Disclosure of utility model

Based on the structure, the application provides the gas-liquid separation assembly, the dust cup structure and the cleaning equipment, and the effect of rapid installation is realized by improving the detachable connection of all parts in the gas-liquid separation assembly.

In a first aspect, the application provides a gas-liquid separation assembly, which is used for being arranged on a support piece of a dust cup structure, and comprises a centrifugal fan, a power fan and a support frame, wherein the support frame is arranged on the centrifugal fan, the power fan is coaxially inserted with the centrifugal fan through the support frame, and the power fan drives the centrifugal fan to rotate relative to the support frame.

The gas-liquid separation assembly provided by the application has the advantages that the liquid impurities and the solid impurities on the surface to be cleaned are sucked into the cleaning equipment together by utilizing the suction force generated by the cleaning equipment, and as can be understood, the suction force can generate wind force at the gas-liquid separation assembly, the wind force drives the power fan to rotate, the power fan drives the centrifugal fan to rotate, the centrifugal fan generates centrifugal force to separate the liquid impurities in the gas, the gas-liquid separation is realized, the centrifugal fan and the power fan are coaxially inserted, the effect of quick installation is realized, and the convenience in maintenance and replacement is realized.

In one possible implementation manner, the gas-liquid separation assembly provided by the application has a gap between the end surface of the centrifugal fan facing the support frame and the support frame.

Thus, it can be understood that the support frame is of a fixed structure, the centrifugal fan can rotate, and the abrasion between the centrifugal fan and the support frame can be reduced due to the fact that a gap is formed between the end face of the centrifugal fan, facing the support frame, and the support frame.

In one possible implementation, the gas-liquid separation assembly provided by the application has at least one blocking part on the end surface of the centrifugal fan facing the support frame, and the blocking part is configured to prevent water vapor from entering the rotating shaft of the centrifugal fan through the gap.

Therefore, the centrifugal fan rotates around the rotating shaft, and the blocking part prevents water vapor from entering the rotating shaft of the centrifugal fan through the gap, so that the normal operation of the centrifugal fan can be ensured, and the service life of the centrifugal fan can be prolonged.

In one possible implementation manner, the gas-liquid separation assembly provided by the application is provided with a spiral air guide channel on the support frame, and the air guide channel is communicated with the centrifugal fan and the power fan.

Thus, the sucked air can form air flowing in a spiral way through the spiral air guide channel, and the air flowing in the spiral way can drive the power fan to rotate more conveniently and rapidly.

In one possible implementation manner, the gas-liquid separation assembly further comprises a first bearing, wherein the first bearing is sleeved on the support piece, and the first bearing is connected with the centrifugal fan.

Like this, centrifugal fan rotates with support piece through first bearing to be connected, can make centrifugal fan's rotation more smooth, in addition, first bearing still provides the strong point for centrifugal fan, makes centrifugal fan's rotation more stable.

In one possible implementation manner, the gas-liquid separation assembly further comprises a bearing cover, wherein the bearing cover is sleeved on the support piece and is abutted with the first bearing.

Like this, the bearing cap can play the effect of fixing a position to first bearing on the one hand, and on the other hand still has dustproof and sealed effect, effectively prevents impurity entering first bearing inside and influences the work of first bearing.

In one possible implementation manner, the gas-liquid separation assembly further comprises a second bearing and a mounting frame, wherein the mounting frame is arranged at the end part of the power fan, which is away from the centrifugal fan, the mounting frame is connected with the supporting frame, and the second bearing is arranged on the mounting frame.

Therefore, the power fan is rotationally connected with the mounting frame through the second bearing, so that the power fan can rotate more smoothly, and in addition, the second bearing also provides a supporting point for the power fan, so that the power fan can rotate more stably.

In one possible implementation manner, the gas-liquid separation assembly provided by the application has a plurality of blocking parts, and the blocking parts are uniformly arranged at intervals.

Like this, the even interval setting of blocking part can improve the efficiency that blocking part prevented steam from getting into centrifugal fan rotation axis inside, further improves its stability.

In one possible implementation manner, the gas-liquid separation assembly provided by the application is provided with the blocking parts obliquely arranged, and the oblique direction of each blocking part is opposite to the rotation direction of the centrifugal fan.

Thus, when the centrifugal fan rotates, the blocking part which is obliquely arranged can form centrifugal force to further block water vapor from passing through the gap.

In one possible implementation manner, the gas-liquid separation assembly provided by the application is provided with a first plug-in connection part on the power fan, a second plug-in connection part on the centrifugal fan, and one of the first plug-in connection part and the second plug-in connection part is plugged in the other.

Therefore, the power fan and the centrifugal fan are connected in an inserting mode through the first inserting connection portion and the second inserting connection portion, the structure is simple, and the installation of the power fan and the centrifugal fan is facilitated.

In one possible implementation manner, the gas-liquid separation assembly provided by the application has at least one plug block on one of the first plug-in connection part and the second plug-in connection part, and a slot corresponding to the plug block for plugging in the other plug-in connection part.

Like this, the inserted block is pegged graft in the slot, can realize the fixed of first grafting portion and second grafting portion, the coaxial rotation of power fan and centrifugal fan of being convenient for.

In one possible implementation manner, the gas-liquid separation assembly provided by the application is characterized in that a plurality of guide grooves are formed in the side wall of the centrifugal fan, the guide grooves are obliquely arranged, the oblique directions of the guide grooves are consistent, and the oblique directions of the guide grooves are consistent with the rotation direction of the power fan.

Therefore, the inclination direction of each guide groove is consistent with the direction of the power fan, so that the centrifugal fan can conveniently throw out liquid impurities from the centrifugal fan through the guide grooves after centrifugal force is generated by the centrifugal fan.

In a second aspect, the present application provides a dust cup structure, including a dust cup main body, a support member and the above-mentioned gas-liquid separation component, where the support member is disposed inside the dust cup main body, and the gas-liquid separation component is disposed on the support member.

Like this, be provided with above-mentioned gas-liquid separation subassembly's dirt cup structure, spare part modularization degree is higher, and its installation is simple and convenient, and is convenient for maintenance and the change of individual part.

In a third aspect, the application provides a cleaning device comprising a device body and a dust cup structure as described above, the dust cup structure being connected to the device body.

Like this, be provided with the cleaning equipment of above-mentioned dirt cup structure, mix the gas of liquid impurity and solid impurity and be inhaled cleaning equipment after, can separate liquid impurity and solid impurity, the separation effect is better, and can improve the modularization degree of each spare part when the equipment, realize installing swift effect.

In addition to the technical problems, the technical features constituting the technical solutions, and the beneficial effects caused by the technical features of the technical solutions described above, other technical problems that can be solved by the technical solutions provided by the present application, other technical features included in the technical solutions, and the beneficial effects caused by the technical features described above, further detailed descriptions will be made in the detailed description of the present application.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a part of the internal structure of a dust cup according to an embodiment of the present application;

FIG. 2 is a schematic diagram showing an exploded construction of the gas-liquid separation module of FIG. 1;

FIG. 3 is a schematic view showing a part of the internal structure of the gas-liquid separation module of FIG. 1;

fig. 4 is a schematic view showing the structure of the centrifugal fan in fig. 3.

Reference numerals illustrate:

100. a dust cup body; 110. a first dust collection chamber;

200. A gas-liquid separation assembly; 210. a centrifugal fan; 211. a second plug-in connection; 212. a guide groove; 2111. inserting blocks; 220. a power fan; 221. a first plug-in connection; 2211. a slot; 230. a support frame; 231. an air guide channel; 232. a positioning block; 240. a first bearing; 250. a bearing cap; 260. a second bearing; 270. a mounting frame; 271. a positioning groove;

300. A blocking portion; 310. a gap;

400. A support; 410. a second dust collection chamber;

500. A cup cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions in the preferred embodiments of the present application will be described in more detail with reference to the accompanying drawings in the preferred embodiments of the present application. In the drawings, the same or similar reference numerals refer to the same or similar components or components having the same or similar functions throughout. The described embodiments are some, but not all, embodiments of the application. The embodiments described below by referring to the drawings are illustrative and intended to explain the present application and should not be construed as limiting the application.

All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application. Embodiments of the present application will be described in detail below with reference to the accompanying drawings.

In the description of the present application, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, indirectly connected through an intermediary, or may be in communication with each other between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present application, it should be understood that the terms "upper," "lower," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship of the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

The terms first, second, third and the like in the description and in the claims and in the above-described figures, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the application described herein may be capable of being practiced otherwise than as specifically illustrated and described.

Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or display that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or display.

As described in the background art, in the cleaning device in the related art, the modularization degree of each part in the gas-liquid separation assembly is low, and the assembly is inconvenient.

The reason that this kind of problem appears is found through the research, the cleaning equipment body is to the surface that waits to clean, and produce the suction, will wait to clean on the surface liquid impurity and solid impurity inhale in the dirt cup structure, in order to reduce the risk that liquid impurity gets into the equipment body and influence the motor operation, can add gas-liquid separation subassembly on the equipment body in the related art, realize in addition that the collection to liquid impurity, but gas-liquid separation subassembly includes more spare parts, and modularization degree is lower between each spare part, inconvenient installation, even, when damage appears in one of them spare part, its maintenance or change's efficiency is also lower.

In view of the above problems, the application provides a gas-liquid separation assembly, a dust cup structure and cleaning equipment, wherein the cleaning equipment comprises an equipment main body and the dust cup structure, the dust cup structure comprises a dust cup main body and the gas-liquid separation assembly, the gas-liquid separation assembly comprises a centrifugal fan, a power fan and a support frame, the support frame is arranged on the centrifugal fan, the power fan is coaxially inserted with the centrifugal fan through the support frame, and the power fan drives the centrifugal fan to rotate relative to the support frame.

From this, the suction power that cleaning equipment body produced can produce wind-force in gas-liquid separation subassembly department, and wind-force drives power fan and rotates, and power fan drives centrifugal fan and rotates, and centrifugal fan produces centrifugal force, separates the liquid impurity in the gas, has realized the separation of gas-liquid, and centrifugal fan and power fan are coaxial pegging graft, have swift effect of installation when the installation, realize the modularization management of gas-liquid separation subassembly, still be convenient for maintain and change.

The following describes in detail the embodiments of the gas-liquid separation assembly, the dust cup structure and the cleaning apparatus provided in the embodiments of the present application with reference to the accompanying drawings.

Fig. 1 to 4 are schematic diagrams illustrating components of the gas-liquid separation assembly, the dust cup structure, and the cleaning apparatus, and specific configurations of the gas-liquid separation assembly, the dust cup structure, and the remaining components of the cleaning apparatus are not limited to the illustrations of fig. 1 to 4.

It should be further noted that the dust cup structure provided by the present application can be applied to various cleaning apparatuses. The gas-liquid separation component provided by the application can be applied to various dust cup structures, and the dust cup structure is used for being connected with the motor component when the gas-liquid separation component is particularly implemented.

Referring to fig. 1 to 3, the present application provides a gas-liquid separation assembly 200, which is configured to be disposed on a support 400 of a dust cup structure, and it should be noted that the support 400 in the dust cup structure is related to the art in this field, and the support 400 may provide an installation position for the gas-liquid separation assembly 200. The gas-liquid separation assembly 200 comprises a centrifugal fan 210, a power fan 220 and a support frame 230, wherein the support frame 230 is arranged on the centrifugal fan 210, the power fan 220 is coaxially inserted with the centrifugal fan 210 through the support frame 230, and the power fan 220 drives the centrifugal fan 210 to rotate relative to the support frame 230.

The cleaning device utilizes the suction force generated by the motor component to suck the liquid impurities and the solid impurities on the surface to be cleaned into the cleaning device together, and it can be understood that the suction force can generate wind force at the gas-liquid separation component 200, the wind force drives the power fan 220 to rotate, the power fan 220 drives the centrifugal fan 210 to rotate, the centrifugal fan 210 generates centrifugal force to separate the liquid impurities in the gas, the separation of gas and liquid is realized, the centrifugal fan 210 and the power fan 220 are coaxially connected in an inserting way, the rapid installation effect is realized during the installation, the modularized management of the gas-liquid separation component 200 is realized, and the maintenance and the replacement are also convenient.

By way of example, the support 400 may be a support sleeve, the specific structure of which is not limited herein.

In particular, referring to fig. 1 and 3, a gap 310 is formed between the end surface of the centrifugal fan 210 facing the support 230 and the support 230.

Thus, it is understood that the support frame 230 is a fixed structure with respect to the rotatable centrifugal fan 210 and the powered fan 220. The centrifugal fan 210 is rotatable, and a gap 310 is formed between the end surface of the centrifugal fan 210 facing the support 230 and the support 230, so that abrasion between the centrifugal fan 210 and the support 230 can be reduced.

However, the gas-liquid separation assembly 200 is disposed inside the dust cup structure, in which gas-dust separation and gas-liquid separation are required, and the gas-liquid separation assembly 200 is disposed in a gas mixed with liquid impurities and solid impurities during operation, and for this purpose, referring to fig. 4, the centrifugal fan 210 has at least one blocking part 300 on an end surface facing the support frame 230, and the blocking part 300 is configured to prevent moisture from entering into the rotation shaft of the centrifugal fan 210 through the gap 310.

In this way, the centrifugal fan 210 rotates around its rotation axis, and the blocking part 300 prevents moisture from entering the rotation axis of the centrifugal fan 210 through the gap 310, so that normal operation of the centrifugal fan 210 can be ensured, and the service life of the centrifugal fan 210 can be prolonged.

In one possible implementation, referring to fig. 2, in order to improve the efficiency of the sucked air driving the power fan 220 to rotate, the support frame 230 has a spiral air guiding channel 231 thereon, and the air guiding channel 231 communicates the centrifugal fan 210 with the power fan 220.

In this way, the sucked air passes through the spiral air guide channel 231 to form the air flowing in a spiral manner, and the air flowing in a spiral manner can more conveniently and rapidly drive the power fan 220 to rotate.

Referring to fig. 1 and 3, in one possible implementation, to enable the centrifugal fan 210 to rotate more smoothly, the liquid separation assembly further includes a first bearing 240, the first bearing 240 is sleeved on the support 400, and the first bearing 240 is connected to the centrifugal fan 210.

In addition, the first bearing 240 provides a supporting point for the centrifugal fan 210, so that the centrifugal fan 210 rotates more stably.

In order to improve the sealing performance at the first bearing 240, the gas-liquid separation assembly 200 further includes a bearing cap 250, and the bearing cap 250 is sleeved on the support 400 and abuts against the first bearing 240.

In this way, the bearing cover 250 can perform positioning function on the first bearing 240 on one hand, and also has dustproof and sealing functions on the other hand, so that impurities can be effectively prevented from entering the first bearing 240 to affect the operation of the first bearing 240.

In other possible implementations, the gas-liquid separation assembly 200 further includes a second bearing 260 and a mounting bracket 270, the mounting bracket 270 being disposed at an end of the power fan 220 facing away from the centrifugal fan 210, the mounting bracket 270 being coupled to the support bracket 230, the second bearing 260 being disposed on the mounting bracket 270. In this way, the power fan 220 is rotatably connected with the mounting frame 270 through the second bearing 260, so that the rotation of the power fan 220 can be smoother, and in addition, the second bearing 260 also provides a supporting point for the power fan 220, so that the rotation of the power fan 220 is more stable.

In a possible implementation manner, referring to fig. 2, a plurality of positioning grooves 271 are axially formed on the mounting frame 270, a plurality of positioning blocks 232 are formed on the supporting frame 230 corresponding to the positioning grooves 271, and the positioning blocks 232 are inserted into the corresponding positioning grooves 271. The mounting bracket 270 and the supporting frame 230 can be coaxially fixed and rotated, and in addition, the mounting bracket 270 is convenient to mount and position.

In other possible implementations, in order to further block the water vapor from passing through the gap 310, referring to fig. 4, the number of blocking portions 300 is plural, and the blocking portions 300 are uniformly spaced along the circumferential direction of the end surface of the centrifugal fan 210 facing the power fan 220. The blocking parts 300 are uniformly spaced apart to improve the efficiency of the blocking parts 300 in preventing moisture from entering the inside of the rotation shaft of the centrifugal fan 210.

In particular, the blocking portions 300 are inclined, and the inclination direction of each blocking portion 300 is opposite to the rotation direction of the centrifugal fan 210. When the centrifugal fan 210 is rotating, the blocking portion 300, which is obliquely disposed, can form centrifugal force, further blocking the vapor from passing through the gap 310.

In one possible implementation, the power fan 220 has a first plug portion 221 thereon, and the centrifugal fan 210 has a second plug portion 211 thereon, with one of the first plug portion 221 and the second plug portion 211 being plugged onto the other.

The first plug-in portion 221 and the second plug-in portion 211 may be cylindrical, or may be square cylindrical, and it is only necessary to plug one of the first plug-in portion 221 and the second plug-in portion 211 into the other.

The power fan 220 and the centrifugal fan 210 are connected through the first connecting part 221 and the second connecting part 211, so that the structure is simple, and the installation of the power fan 220 and the centrifugal fan 210 is convenient.

In particular, one of the first plug portion 221 and the second plug portion 211 has at least one plug 2111, and the other has a slot 2211 corresponding to the plug 2111.

In this way, the insert 2111 is inserted into the slot 2211, so that the first insertion portion 221 and the second insertion portion 211 can be fixed, and the power fan 220 and the centrifugal fan 210 can be rotated coaxially.

In one possible implementation, the sidewall of the centrifugal fan 210 is provided with a plurality of guide grooves 212, each guide groove 212 is obliquely arranged, and the oblique direction of each guide groove 212 is consistent with the rotation direction of the power fan 220.

The above arrangement can facilitate the centrifugal fan 210 to generate centrifugal force and then throw the liquid impurities out of the centrifugal fan 210 through the guide groove 212. Since the inclination direction of the guide groove 212 is identical to the rotation direction of the power fan, the impact and turbulence of the air flow inside the centrifugal fan 210 can be reduced, the energy loss can be reduced, and the overall operation efficiency can be improved. And meanwhile, the efficiency of gas-liquid separation can be enhanced.

The application also provides a dust cup structure, which comprises the dust cup main body 100, the support piece 400 and the gas-liquid separation assembly 200, wherein the support piece 400 is arranged in the dust cup main body 100, and the gas-liquid separation assembly 200 is arranged on the support piece 400. Here, the dust cup body 100 is a related art in this field, and the specific structure thereof is not limited herein. The specific structure of the gas-liquid separation assembly 200 is not described again.

The length direction of the support 400 may be set along the extension direction of the dust cup body 100, thereby achieving full use of the inner space of the dust cup body 100. The gas-liquid separation assembly 200 is sleeved on the support member 400, and the support member 400 provides an installation position for the gas-liquid separation assembly 200. The dust cup structure provided with the gas-liquid separation assembly 200 has higher modularization degree of parts, is simple and convenient in installation process, and is convenient for maintenance and replacement of individual parts.

In one possible implementation, the outer wall of the support 400 forms the first dust collecting cavity 110 with the dust cup main body 100, and the inner wall of the support 400 forms the second dust collecting cavity 410, so that the liquid impurities and the solid impurities can be stored separately, and the liquid impurities and the solid impurities are not interfered with each other, so that the cleaning is convenient.

Referring to fig. 1, the dust cup structure further includes a cup cover 500, the cup cover 500 being disposed at an end of the dust cup body 100, one end of the support 400 being abutted against the cup cover 500.

Like this, the bowl cover 500 can realize opening and closing of first dust collecting chamber 110 and second dust collecting chamber 410 simultaneously, can understand that the user operates bowl cover 500 once, can open first dust collecting chamber 110 and second dust collecting chamber 410 simultaneously, when need clear up the dirt cup structure, open bowl cover 500 can realize the clearance simultaneously of liquid impurity and solid impurity, improves cleaning efficiency.

The application also provides cleaning equipment which comprises an equipment main body and the dust cup structure, wherein the dust cup structure is connected with the equipment main body. Like this, be provided with the cleaning equipment of above-mentioned dirt cup structure, mix the gas of liquid impurity and solid impurity and be inhaled cleaning equipment after, can separate liquid impurity and solid impurity, the separation effect is better, and can realize installing swift effect when the equipment.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.

Claims (14)

1. The utility model provides a gas-liquid separation subassembly for set up on support piece (400) of dirt cup structure, its characterized in that includes centrifugal fan (210), power fan (220) and support frame (230), support frame (230) set up on centrifugal fan (210), power fan (220) are through support frame (230) with centrifugal fan (210) coaxial grafting, power fan (220) drive centrifugal fan (210) for support frame (230) are rotatory.

2. The gas-liquid separation assembly according to claim 1, wherein a gap (310) is provided between an end surface of the centrifugal fan (210) facing the support frame (230) and the support frame (230).

3. The gas-liquid separation assembly according to claim 2, wherein the centrifugal fan (210) has at least one blocking portion (300) on an end face facing the support frame (230), the blocking portion (300) being configured to prevent water vapor from entering into the rotational shaft of the centrifugal fan (210) through the gap (310).

4. The gas-liquid separation assembly according to claim 1, wherein the support frame (230) is provided with a spiral air guide channel (231), and the air guide channel (231) is communicated with the centrifugal fan (210) and the power fan (220).

5. The gas-liquid separation assembly according to claim 1, wherein the gas-liquid separation assembly (200) further comprises a first bearing (240), the first bearing (240) is sleeved on the support (400), and the first bearing (240) is connected with the centrifugal fan (210).

6. The gas-liquid separation assembly according to claim 5, further comprising a bearing cap (250), the bearing cap (250) being sleeved on the support (400) and abutting the first bearing (240).

7. The gas-liquid separation assembly according to any one of claims 1 to 6, further comprising a second bearing (260) and a mounting bracket (270), the mounting bracket (270) being provided at an end of the power fan (220) facing away from the centrifugal fan (210), the mounting bracket (270) being connected to the support bracket (230), the second bearing (260) being provided on the mounting bracket (270).

8. A gas-liquid separation module according to claim 3, wherein the number of the blocking portions (300) is plural, and the blocking portions (300) are provided at regular intervals.

9. The gas-liquid separation module according to claim 8, wherein the blocking portions (300) are provided obliquely, and an oblique direction of each blocking portion (300) is opposite to a rotation direction of the centrifugal fan (210).

10. The gas-liquid separation assembly according to any one of claims 1 to 6, wherein the power fan (220) has a first plug-in portion (221) thereon, the centrifugal fan (210) has a second plug-in portion (211) thereon, and one of the first plug-in portion (221) and the second plug-in portion (211) is plugged into the other.

11. The gas-liquid separation assembly according to claim 10, wherein one of the first plug-in portion (221) and the second plug-in portion (211) has at least one plug-in block (2111) thereon, and the other has a socket (2211) corresponding to the plug-in block (2111) thereon.

12. The gas-liquid separation module according to any one of claims 1 to 6, wherein a plurality of guide grooves (212) are provided on a side wall of the centrifugal fan (210), each of the guide grooves (212) is provided obliquely, and an oblique direction of each of the guide grooves (212) is identical to a rotation direction of the power fan (220).

13. A dust cup structure, characterized by comprising a dust cup main body (100), a support member (400) and a gas-liquid separation assembly (200) according to any one of claims 1 to 12, the support member (400) being provided inside the dust cup main body (100), the gas-liquid separation assembly (200) being provided on the support member (400).

14. A cleaning appliance comprising an appliance body and a dirt cup structure as claimed in claim 13, the dirt cup structure being connected to the appliance body.