CN216962342U - Condensation structure for floor washing machine fan module - Google Patents

Abstract

The utility model relates to a condensation structure for a floor washing machine fan module, which comprises a machine body, a fan and a wind guide shell arranged in the machine body, wherein the wind guide shell is provided with an air inlet channel and an air exhaust channel, the fan is arranged in the wind guide shell and is arranged on a flow path formed between the air inlet channel and the air exhaust channel, the bottom of the wind guide shell is provided with a backflow hole for facilitating backflow of condensed water to a floor brush module, and the backflow hole for facilitating backflow of the condensed water to the floor brush module is arranged at the bottom of the wind guide shell, so that the condensed water generated by the operation of the fan at the bottom of the wind guide shell can be led out and conveyed to the floor brush module for reuse, thereby not only effectively avoiding the damage of the fan caused by water seepage, but also effectively utilizing the condensed water and being very practical.

Description

Condensation structure for floor washing machine fan module

Technical Field

The utility model belongs to the field of household cleaning tools, and particularly relates to a condensation structure for a floor washing machine fan module.

Background

With the development of household cleaning technology, household cleaning equipment is gradually diversified, and more cleaning equipment is introduced into thousands of households. The traditional dust collector has certain use limitation, and the structural design and the sealing performance of parts of the traditional dust collector can only meet the use scene of a dry environment but cannot be used in a wet environment; when the motor is in a wet environment, sewage carried by dust collection airflow inevitably permeates into the motor under the action of negative pressure, and once water enters the motor through a gap of the shell at the motor, the motor is easy to lose efficacy and damage.

Obviously, the cleaning machine which only can absorb dust but cannot absorb water cannot meet the use requirements of consumers, so that a part of enterprises research and develop the floor washing machine which can be used in both dry and wet environments, and particularly, a dust collection barrel part of the floor washing machine is improved to a certain extent, so that dry and wet garbage is well separated, and water and air are prevented from flowing to a negative pressure source. For example, chinese patent application No. CN202010568160.1 (publication No. CN111820816A) discloses a "dry and wet sewage tank assembly for a water machine", in which a sewage inlet pipe is disposed at the bottom of a sewage tank body, a filter assembly is disposed inside the sewage tank body and sleeved on the sewage inlet pipe, a tank cover assembly is mounted on the sewage tank body, after the mixed fluid passes through the sewage tank, the liquid and solid remain in the sewage tank, and the air flow continues to flow to a downstream negative pressure source, and an air outlet is disposed at the end of an air path of a floor washing machine, i.e., a housing of a fan module in the floor washing machine, and the air flow sucked by the negative pressure is finally discharged through the air outlet. The source of foretell floor scrubber negative pressure is high-power fan, in the fan use, can produce a large amount of heats, consequently in case ambient temperature is lower, the moist environment can make the inside comdenstion water that produces of floor scrubber, if do not adopt special guide to the comdenstion water, can influence the normal operation of floor scrubber, causes some "mildewing" such as sewage, water purification even.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of the prior art and provides a condensing structure for a fan module of a floor washing machine, which can discharge condensed water generated by a fan part.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a condensation structure for floor scrubber fan module, includes fuselage, fan and locates the wind-guiding shell in the fuselage, the wind-guiding shell has inlet air channel and the passageway of airing exhaust, the fan is located in the wind-guiding shell and arrange on the flow path that forms between inlet air channel and the passageway of airing exhaust, the backward flow hole of being convenient for the comdenstion water backward flow to scrubbing brush module is seted up to the bottom of wind-guiding shell.

The air guide shell can be different specific structures, preferably, the air guide shell comprises a shell and a guide pipe arranged below the shell, the air inlet channel and the air exhaust channel are arranged on the guide pipe, and the backflow hole is communicated with the air exhaust channel.

In order to ensure the conduction of the air flow, preferably, the draft tube extends vertically, a partition board which is consistent with the extending direction of the draft tube is arranged in the draft tube, the draft tube is partitioned by the partition board to form two flow channels which are arranged side by side, one of the flow channels forms the air inlet channel, and the other flow channel forms the air exhaust channel.

Specifically, the fan is arranged in the shell, a gap is reserved between the fan and the inner wall of the shell, an exhaust cavity used for collecting exhaust of the fan is further formed, the inlet end of the fan is communicated with the air inlet channel, and the exhaust cavity is communicated with the exhaust channel.

Furthermore, the air inlet channel is positioned in the center of the bottom of the shell, and the air exhaust channel is arranged on one side of the air inlet channel in the circumferential direction.

In order to compromise on carminative basis, the comdenstion water can not be in each structural element department stockpile, be provided with clear water case and the sewage case of arranging from top to bottom in the fuselage, wherein the sewage case sets up the lower part of fuselage, still be provided with the bottom plate that is used for supporting the clear water case in the fuselage, the lower extreme of air guide shell is worn to establish on the bottom plate, just the entrance point of backward flow hole is located the below of bottom plate, the comdenstion water of backward flow hole just can directly flow to or guide to the scrubbing brush module through the pipeline like this in, avoid remaining between clear water case and sewage case.

In order to ensure that the air flow discharge and the condensed water discharge do not interfere with each other, preferably, a flow guide port communicated with the air exhaust channel is formed in the side wall of the flow guide pipe, a lower end wall is arranged at the bottom of the air exhaust channel, the backflow hole is formed in the lower end wall, and the lower end wall of the air exhaust channel is obliquely arranged from the flow guide port to the backflow hole from top to bottom.

The air exhaust mode of the machine body is various, and in order to avoid the air flow from blowing the operator, preferably, a gap is reserved between the clean water tank and the partition plate to form a flow guide channel for exhausting the air flow, and the flow guide channel is communicated with the backflow hole through a flow guide port.

Compared with the prior art, the utility model has the advantages that: the backflow hole convenient for the condensed water to flow back to the scrubbing brush module is formed in the bottom of the air guide shell, the condensed water generated by the fan during working can be led out of the bottom of the air guide shell and conveyed to the scrubbing brush module for reuse, the damage to the fan due to water seepage is effectively avoided, the condensed water can be effectively utilized, and the device is very practical.

Drawings

FIG. 1 is a schematic view of the overall structure of a scrubber according to an embodiment of the present invention;

FIG. 2 is an overall schematic view of the fuselage in an embodiment of the present invention;

FIG. 3 is a cross-sectional view of another angle of the fuselage;

fig. 4 is an overall schematic view of the air guide casing;

fig. 5 is an overall view of the wind guide housing from another angle.

Detailed Description

The utility model is described in further detail below with reference to the following examples of the drawings.

As shown in fig. 1 to 5, a preferred embodiment of the present invention. In this embodiment, the condensing structure is suitable for a floor washing machine, where the floor washing machine mentioned here generally includes a floor brush module 01, a body 11, an air guide housing 3, a clean water tank 14 and a dirty water tank 25, where the body 11 has two mounting ports 111 arranged up and down at the rear side of the traveling direction of the floor brush module, the clean water tank 14 and the dirty water tank 25 are respectively disposed in the respective mounting ports 111, the air guide housing 3 is disposed downstream of the dirty water tank 25 along the flowing direction of the fluid, and in order to guide the air flow flowing out of the dirty water tank 25, the air guide housing 3 has an air inlet channel 3a and an air outlet channel 3b, where the air inlet channel 3a is communicated with the air outlet 2a of the dirty water tank 25, and a fan 12 is disposed in the air guide housing 3 and disposed on the flowing path of the fluid (the fan 12 only shows a casing).

Specifically, the condensation structure further includes a backflow hole 37, the backflow hole 37 is formed in the bottom of the air guide housing 3, and is used for conveying condensed water generated by operation of the fan 12 to flow back to the floor brush module 01, the backflow hole 37 may have different arrangement positions, in this embodiment, the air guide housing 3 includes a housing 31 and a flow guide pipe 30 arranged below the housing 31, the air inlet channel 3a and the air exhaust channel 3b are both formed in the flow guide pipe 30, and the backflow hole 37 is communicated with the air exhaust channel 3 b. The draft tube 30 extends vertically, a partition plate 33 which is consistent with the extending direction of the draft tube is arranged in the draft tube 30, the partition plate 33 divides the draft tube 30 into two flow channels which are arranged side by side, wherein one flow channel forms an air inlet channel 3a, and the other flow channel forms an air exhaust channel 3 b. The fan 12 is disposed in the casing 31 and spaced apart from the inner wall of the casing 31 to form an exhaust chamber 32 for collecting the exhaust of the fan 12, the inlet end of the fan 12 is communicated with the air inlet channel 3a, and the exhaust chamber 32 is communicated with the air exhaust channel 3 b. The air intake channel 3a is located at the center of the bottom of the housing 31, and the air discharge channel 3b is disposed on one side of the air intake channel 3a in the circumferential direction. In addition, the draft tube 30 is detachably connected to the bottom of the housing 31, a convex portion 35 is convexly provided on the outer wall of the draft tube 30, and a buckle 36 matched with the convex portion 35 is provided at the corresponding position on the bottom of the housing 31. And the bottom of the draft tube 30 is obliquely arranged from top to bottom towards one side of the port corresponding to the air inlet channel 3 a. And a sealing member 4 is further provided between the bottom of the draft tube 30 and the air outlet 2 a.

In the machine body 11, the clean water tank 14 and the sewage tank 25 are arranged up and down, wherein the sewage tank 25 is arranged at the lower part of the machine body 11, a bottom plate 16 for supporting the clean water tank 14 is further arranged in the machine body 11, the lower end of the air guide shell 3 is arranged on the bottom plate 16 in a penetrating manner, and the inlet end of the return hole 37 is positioned below the bottom plate 16. The side wall of the draft tube 30 is provided with a draft opening 301 communicated with the exhaust channel 3b, the bottom of the exhaust channel 3b is provided with a lower end wall 302, the return hole 37 is arranged on the lower end wall 302, and the lower end wall 302 of the exhaust channel 3b is obliquely arranged from the draft opening 301 to the return hole 37 from top to bottom. In order to facilitate the air flow to be discharged out of the machine body 11, a flow guide channel 303 for discharging the air flow is formed between the clean water tank 14 and the partition plate 33 at an interval, and the flow guide channel 303 is communicated with the return hole 37 through a flow guide opening 301.

The term "communication" as used herein refers to the spatial relationship between two components or portions (hereinafter collectively referred to as a first portion and a second portion, respectively), i.e., the fluid (gas, liquid or a mixture of both) can flow from the first portion along a flow path or/and be transported to the second portion, and may be direct communication between the first portion and the second portion, or indirect communication between the first portion and the second portion via at least one third member, which may be a fluid passage such as a pipe, a channel, a conduit, a flow guide, a hole, a groove, or a chamber that allows the fluid to flow therethrough, or a combination thereof.

Furthermore, directional terms, such as "front," "rear," "upper," "lower," "left," "right," "side," "top," "bottom," and the like, may be used in the description and claims to describe various example features and elements of the utility model, but these terms are used herein for convenience of description only and are determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the present invention may be oriented in different directions, the directional terms are used for descriptive purposes and are not to be construed as limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite or coincident with the direction of gravity.

Claims (8)

1. The utility model provides a condensation structure for floor cleaning machine fan module, includes fuselage (11), fan (12) and locates wind guide shell (3) in fuselage (11), wind guide shell (3) have inlet air channel (3a) and air exhaust passageway (3b), fan (12) are located in wind guide shell (3) and arrange on the flow path that forms between inlet air channel (3a) and air exhaust passageway (3b), its characterized in that: and a backflow hole (37) for facilitating backflow of condensed water to the floor brush module (01) is formed in the bottom of the air guide shell (3).

2. A condensing structure according to claim 1, characterized in that: the air guide shell (3) comprises a shell (31) and a guide pipe (30) arranged below the shell (31), an air inlet channel (3a) and an air exhaust channel (3b) are arranged on the guide pipe (30), and the return hole (37) is communicated with the air exhaust channel (3 b).

3. A condensing structure according to claim 2, characterized in that: honeycomb duct (30) vertical extension, its inside is provided with baffle (33) unanimous with self extending direction, baffle (33) form honeycomb duct (30) interval two runners of arranging side by side, and one of them runner forms inlet air duct (3a), another one runner forms exhaust passageway (3 b).

4. A condensing structure according to claim 3, characterized in that: the fan (12) is arranged in the shell (31) and is spaced from the inner wall of the shell (31), so that an exhaust chamber (32) used for collecting exhaust of the fan (12) is formed, the inlet end of the fan (12) is communicated with the air inlet channel (3a), and the exhaust chamber (32) is communicated with the air exhaust channel (3 b).

5. A condensation structure according to claim 4, wherein: the air inlet channel (3a) is located at the center of the bottom of the shell (31), and the air exhaust channel (3b) is arranged on one side of the air inlet channel (3a) in the circumferential direction.

6. A condensation structure according to claim 5, wherein: be provided with clear water tank (14) and sewage case (25) of arranging from top to bottom in fuselage (11), wherein sewage case (25) set up the lower part of fuselage (11), still be provided with bottom plate (16) that are used for supporting clear water tank (14) in fuselage (11), the lower extreme of wind-guiding shell (3) is worn to establish on bottom plate (16), just the entrance point of backward flow hole (37) is located the below of bottom plate (16).

7. A condensation structure according to claim 6, wherein: the side wall of the draft tube (30) is provided with a draft opening (301) communicated with the exhaust channel (3b), the bottom of the exhaust channel (3b) is provided with a lower end wall (302), the backflow hole (37) is formed in the lower end wall (302), and the lower end wall (302) of the exhaust channel (3b) is obliquely arranged from the draft opening (301) to the backflow hole (37) from top to bottom.

8. A condensing structure according to claim 7, characterized in that: an interval is reserved between the clean water tank (14) and the partition plate (33) to form a flow guide channel (303) used for discharging airflow, and the flow guide channel (303) is communicated with the backflow hole (37) through a flow guide opening (301).

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