CN216933013U

CN216933013U - A sewage case and floor cleaning machine for floor cleaning machine

Info

Publication number: CN216933013U
Application number: CN202123446726.2U
Authority: CN
Inventors: 刘佳灵; 冯书周
Original assignee: Ningbo Kangfei Intelligent Technology Co ltd
Current assignee: Ningbo Kangfei Intelligent Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-07-12
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to a sewage tank for a floor washing machine and the floor washing machine, wherein a cavity for containing sewage is formed in the interior of a tank body in a hollow mode, a filter seat is arranged in the cavity, a switch member capable of closing the floor washing machine is arranged on the tank body, and a floating plate at the bottom of the filter seat is designed, so that a trigger member arranged on the second side of the floating plate can synchronously swing up and down relative to the filter seat under the driving of sewage buoyancy force on the first side of the floating plate, and can act on the switch member of the tank body in the swinging process of the trigger member, and the aim of closing the floor washing machine is fulfilled. Compared with the traditional floater, the trigger mode can complete the trigger action without the formation of larger floating, avoid the interference situations such as jamming and the like, and is more practical and stable.

Description

A sewage case and floor cleaning machine for floor cleaning machine

Technical Field

The utility model belongs to the field of household washing and cleaning, and particularly relates to a floor washing machine, in particular to a sewage tank for the floor washing machine and the floor washing machine.

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 some enterprises develop a 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, the chinese patent application No. CN202010568160.1 (publication No. CN111820816A) discloses a dry and wet sewage tank assembly for a water machine, wherein a sewage inlet pipe is disposed at the bottom of the sewage tank, the filtering assembly is disposed inside the sewage tank and sleeved on the sewage inlet pipe, the tank cover assembly is mounted on the sewage tank, the float assembly is mounted on the lower end surface of the tank cover assembly and disposed in the sewage tank, and the filtered hpa is mounted on the upper end surface of the tank cover assembly.

Although this sewage case's design has realized the wet dual-purpose futilely of cleaner in principle, and all has certain storage capacity to the sewage and the dust of inhaling, because float assembly has more part, lead to the structure complicated, and the in-process of whole shut down, the stroke overlength of float, under the interference of debris in sewage, lead to the card extremely very easily and can not in time shut down, practical impression is not good.

Therefore, further improvements to the sewage tank of the existing floor washing machine are required.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem and provides a sewage tank for a floor washing machine, which has a simple structure and can quickly stop the floor washing machine.

The second technical problem to be solved by the present invention is to provide a floor washing machine having the above-mentioned sewage tank, aiming at the current situation of the prior art.

The technical scheme adopted by the utility model for solving the first technical problem is as follows: a sump tank for a floor scrubber, comprising:

the box body is hollow to form a containing cavity for containing sewage, and is provided with an inlet communicated with the containing cavity and an air outlet communicated with a downstream fan module of the scrubber;

the filter seat is used for containing solid particles entering the containing cavity from the inlet, is arranged in the containing cavity and is provided with filter holes for fluid to pass through;

the box body is provided with a switch piece capable of closing the floor cleaning machine;

the middle part of the floating plate can be rotatably arranged at the bottom of the filter seat, and the first side of the two sides of the floating plate can move upwards under the action of the sewage buoyancy in the cavity so as to enable the second side of the floating plate to move downwards relative to the filter seat; and

the trigger piece is arranged on the second side of the floating plate and can synchronously move along with the second side of the floating plate, and the trigger piece can act on the switch piece under the condition that the second side of the floating plate is in a downward moving state, so that the floor washing machine is shut down.

In order to facilitate the installation of the floating plate, preferably, the bottom of the filter seat is provided with an installation groove with a downward opening, and the floating plate is arranged in the installation groove.

Specifically, the equal lateral extension in both sides of kickboard has the axis of rotation, the adaptation has all been seted up in corresponding the position to two lateral walls of mounting groove the shaft hole of axis of rotation.

In order to facilitate the installation of the trigger, preferably, the floating plate includes a plate body disposed on the first side and two extension arms extending from the plate body to the second side, each extension arm being provided with the trigger.

The combination of the trigger piece and the switch piece can adopt different forms, and in order to meet the use environment of the sewage tank, the trigger piece is preferably a magnetic piece, and the corresponding switch piece is a magnetic reed switch.

In order to facilitate the conduction of fluid, preferably, a convex part extends into the cavity from a part of the side wall of the box body, the convex part extends along the length direction of the box body, a flow guide channel which is consistent with the extending direction of the convex part is formed in the convex part, and the inlet is formed in the bottom of the box body and is communicated with the cavity through the flow guide channel.

Specifically, the convex part is including water conservancy diversion body and connector, the water conservancy diversion body is the tube-shape and vertical extension, and its inside cavity forms the water conservancy diversion passageway, the connector is located between the outer wall of water conservancy diversion body and the inner wall that holds the chamber.

In order to facilitate the installation of the filter base, the filter base is installed on the flow guide body, and the top of the connecting body is provided with an embedded groove for embedding the outer edge of the filter base.

Specifically, one side of the filter seat is provided with an installation part which protrudes upwards and is used for being installed on the guide body, the installation part is provided with a guide opening communicated with the discharge end of the guide channel, and the other side of the filter seat opposite to the installation part is provided with a flow baffle.

In order to further solve the second technical problem, the utility model adopts the following technical scheme: the floor washing machine with the sewage tank further comprises a floor brush module and a fan module, the sewage tank is located between the floor brush module and the fan module along an airflow flowing path, the inlet end of the sewage tank is the inlet of the box body, the inlet is communicated with the outlet end of the floor brush module, and the air outlet is communicated with the inlet end of the fan module.

Compared with the prior art, the utility model has the advantages that: in this a sewage case for floor cleaning machine, through the design of crossing the design of filter seat bottom kickboard, the messenger locates the trigger piece of kickboard second side and can be under the drive of kickboard first side sewage buoyancy, crosses the synchronous luffing motion of filter seat relatively, triggers a wobbling in-process, can act on the switch spare of box to the realization is closed the purpose of floor cleaning machine. Compared with the traditional floater, the trigger mode can complete the trigger action without the formation of larger floating, avoid the interference situations such as jamming and the like, and is more practical and stable.

Drawings

FIG. 1 is a schematic view showing the overall structure of a waste water tank according to an embodiment of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a first angled cross-sectional view of FIG. 1;

FIG. 4 is a second angular cross-sectional view of FIG. 1 (with a partial structure of a scrubber);

FIG. 5 is an overall view of the filter base;

FIG. 6 is an exploded view from another angle of FIG. 5;

FIG. 7 is a schematic view of FIG. 1 with a portion omitted from the drawing and at another angle;

fig. 8 is an overall schematic view of a scrubber according to an embodiment of the present invention.

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 8, a preferred embodiment of the present invention. In this embodiment, the sump includes a tank body 25, a filter holder 3, a floating plate 42, and a trigger 43. The mentioned sewage tank is suitable for a floor washing machine, the floor washing machine further comprises a ground brush module 01 and a fan module 03, wherein the fan module 03 forms a negative pressure source, a cavity 20 for containing sewage is formed in the hollow inside of a tank body 25, the tank body 25 is provided with an inlet 2b communicated with the cavity 20 and an outlet 2a communicated with a fan module at the downstream of the floor washing machine, fluid (mixture of airflow, liquid and solid) cleaned by the ground brush module 01 flows through the sewage tank under the action of negative pressure, the liquid and solid particles are separated and remained in the sewage tank, the liquid is stored in the cavity 20, the solid particles are filtered by a filter base 3, and the airflow continues to flow to the fan module 03 at the downstream and is finally discharged out of a machine body 05 of the floor washing machine. In order to realize the process, the sewage tank is positioned between the scrubbing brush module 01 and the fan module 03 along the airflow flow path, the inlet end of the sewage tank is the inlet 2b of the tank body 25, the outlet end of the sewage tank is the air outlet 2a, the inlet 2b at the bottom of the tank body 25 is communicated with the outlet end of the scrubbing brush module 01 below the machine body 05, and the air outlet 2a is communicated with the inlet end of the fan module 03. Specifically, the floor washing machine has a mounting chamber 02 at the rear side of the machine body 05, and the sewage tank is detachably mounted in the mounting chamber 02.

In order to realize the fluid transportation into the cavity 20, a convex portion 22 extends from a part of the sidewall of the box 25 into the cavity 20, the convex portion 22 extends along the length direction of the box 25, a flow guide channel 220 is formed on the convex portion 22, the flow guide channel 220 is consistent with the extending direction of the convex portion 22, and an inlet 2b communicated with the flow guide channel 220 is formed at the bottom of the box 25. The convex portion 22 may be in different design forms, in this embodiment, the convex portion 22 includes a flow guiding body 221 and a connecting body 222, the flow guiding body 221 is cylindrical and extends vertically, a flow guiding channel 220 is formed in the interior of the flow guiding body 221 in a hollow manner, the connecting body 222 is located between an outer wall of the flow guiding body 221 and an inner wall of the cavity 20, and the diameter of the flow guiding body 221 gradually increases from top to bottom.

After the mixed fluid enters the cavity 20, it needs to be separated in multiple steps, that is, besides that the airflow can directly flow out of the box 25, liquid and solid need to be separated in the cavity 20 separately, therefore, the filter base 3 in this embodiment is disposed in the cavity 20, specifically, is mounted on the above-mentioned flow guiding body 221, and the top of the connecting body 222 is provided with an caulking groove 223 for the outer edge of the filter base 3 to be embedded, so that the airflow passing through is facilitated, and the filter holes 30 are formed in the filter base 3. Since the flow guide channel 220 itself has a certain depth in the cavity 20, the mixed fluid is split at this point, wherein the gas flow flows away directly from the upper outlet 2a, while the heavier liquids and solids are intercepted by the filter base 3, wherein the liquid flow can drop into the bottom of the cavity 20 through the filter holes 30 in the filter base 3, while the large solid particles remain on the filter base 3. Specifically, one side of the filter base 3 is provided with an installation part 31 protruding upward for being installed on the guide body 221, the installation part 31 is provided with a guide port 32 communicating with the discharge end of the guide passage 220, and the other side of the filter base 3 opposite to the installation part 31 is provided with a baffle plate 33.

When the whole sewage tank is fully loaded, an alarm is required to be given in time to stop the machine, in order to realize the function, a switch part 41 capable of closing the machine for washing the machine is arranged on the tank body 25, the middle part of the floating plate 42 is rotatably arranged at the bottom of the filter seat 3, the first side of the two sides of the floating plate can move upwards under the action of the buoyancy of the sewage in the accommodating cavity 20, so that the second side of the floating plate moves downwards relative to the filter seat 3, the trigger part 43 is arranged at the second side of the floating plate 42 and can synchronously move along with the second side of the floating plate 42, and the trigger part 43 can act on the switch part 41 in a state that the second side of the floating plate 42 moves downwards, so that the machine for washing the machine is stopped. Certainly, realize the swing of kickboard 42 and can be different forms, in this embodiment, the bottom of filtering seat 3 has opening mounting groove 40 down, and kickboard 42 sets up in mounting groove 40, and the equal lateral extension in both sides of kickboard 42 has axis of rotation 45, and the shaft hole 44 of adaptation axis of rotation 45 is all seted up at corresponding position to two lateral walls of mounting groove 40. The floating plate 42 specifically includes a plate body 421 disposed on a first side and two extension arms 422 extending from the plate body 421 to a second side, and each extension arm 422 is provided with a trigger 43. Of course, different electrical contact structures can be adopted to realize the shutdown function, and in the embodiment, the triggering part 43 is preferably a magnetic part, and the corresponding switch part 41 is a magnetic reed switch, so that the shutdown function can be completed under the condition that the triggering part 43 is not in direct contact with the magnetic reed switch, and the use environment of the sewage tank is better met.

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.

Also, 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 structural portions and elements of the utility model, but are used herein for convenience of description only and are determined based on the example orientations shown in the figures. 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 to or coincident with the direction of gravity.

Claims

1. A sump tank for a floor scrubber, comprising:

the sewage treatment device comprises a box body (25), a cavity (20) for containing sewage is formed in the box body (25) in a hollow mode, and the box body (25) is provided with an inlet (2b) communicated with the cavity (20) and an air outlet (2a) communicated with a downstream fan module of the scrubber;

the filter base (3) is used for containing solid particles entering the cavity (20) from the inlet (2b), is arranged in the cavity (20), and is provided with filter holes (30) for fluid to pass through;

the utility model is characterized in that, be equipped with on box (25) and close switch spare (41) of scrubber, still including:

the middle part of the floating plate (42) is rotatably arranged at the bottom of the filter base (3), and the first side of the two sides of the floating plate can move upwards under the action of the sewage buoyancy in the cavity (20) so that the second side of the floating plate moves downwards relative to the filter base (3); and

and the trigger piece (43) is arranged on the second side of the floating plate (42) and can synchronously move along with the second side of the floating plate (42), and the trigger piece (43) can act on the switch piece (41) under the condition that the second side of the floating plate (42) moves downwards so as to stop the floor washing machine.

2. The wastewater tank of claim 1, further comprising: the bottom of the filter seat (3) is provided with a mounting groove (40) with a downward opening, and the floating plate (42) is arranged in the mounting groove (40).

3. The wastewater tank of claim 2, further comprising: the equal lateral extension in both sides of kickboard (42) has axis of rotation (45), the adaptation has all been seted up in corresponding the position to two lateral walls of mounting groove (40) shaft hole (44) of axis of rotation (45).

4. The waste water tank as claimed in claim 3, wherein: the floating plate (42) comprises a plate body (421) arranged on the first side and two extension arms (422) extending from the plate body (421) to the second side, and the trigger piece (43) is arranged on each extension arm (422).

5. The waste water tank as claimed in claim 4, wherein: the trigger piece (43) is a magnetic piece, and the corresponding switch piece (41) is a magnetic reed switch.

6. The waste water tank as claimed in claim 5, wherein: the side wall of the box body (25) is locally extended with a convex part (22) towards the inside of the accommodating cavity (20), the convex part (22) extends along the length direction of the box body (25), a flow guide channel (220) which is consistent with the extending direction of the convex part (22) is formed in the convex part (22), and the inlet (2b) is formed in the bottom of the box body (25) and communicated with the accommodating cavity (20) through the flow guide channel (220).

7. The waste water tank as claimed in claim 6, wherein: the convex part (22) comprises a guide body (221) and a connecting body (222), the guide body (221) is cylindrical and vertically extends, the guide channel (220) is formed in the guide body (221) in a hollow mode, and the connecting body (222) is located between the outer wall of the guide body (221) and the inner wall of the accommodating cavity (20).

8. The waste water tank as claimed in claim 7, wherein: the filter base (3) is installed the baffle (221), just caulking groove (223) that confession filter base (3) outer edge set up are seted up at the top of connector (222).

9. The waste water tank as claimed in claim 8, wherein: an installation part (31) used for being installed on the guide body (221) is arranged on one side of the filter seat (3) in an upward protruding mode, a guide opening (32) communicated with the discharge end of the guide channel (220) is formed in the installation part (31), and a flow baffle plate (33) is arranged on the other side, opposite to the installation part (31), of the filter seat (3).

10. A scrubber having the sump as defined in any of claims 1-9, wherein: the air purifier is characterized by further comprising a ground brush module (01) and a fan module (03), the sewage tank is located between the ground brush module (01) and the fan module (03) along an airflow flow path, the inlet (2b) end of the sewage tank is the inlet (2b) of the tank body (25), the inlet (2b) is communicated with the outlet end of the ground brush module (01), and the air outlet (2a) is communicated with the inlet (2b) end of the fan module (03).