CN219206757U

CN219206757U - Water tank for cleaning machine

Info

Publication number: CN219206757U
Application number: CN202222585091.2U
Authority: CN
Inventors: 陈倩; 汤文斌; 张旭东; 郑军妹
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-06-20
Anticipated expiration: 2032-09-27

Abstract

The utility model relates to a water tank for a cleaning machine, wherein a containing cavity for containing water is formed in the water tank for the cleaning machine, a mounting hole is formed in the bottom wall of the water tank, a valve seat of a valve assembly is arranged at the mounting hole, the opening and sealing of a diversion hole are realized through a sealing ball, when the water tank is assembled, a connector on a machine body can extend into the diversion hole to jack the sealing ball so as to open the diversion hole, when the water tank is taken down from the machine body, the sealing ball always has a trend of sealing the diversion hole under the action of an elastic piece, and can be sealed at the diversion hole immediately along with the fact that the connector is pulled out from the box, the whole process is in seamless connection, spherical sealing can be more attached to the diversion hole, and a larger sealing area is realized.

Description

Water tank for cleaning machine

Technical Field

The utility model relates to the field of cleaning machines, and in particular belongs to a water tank for a cleaning machine.

Background

With the development of household cleaning technology, household cleaning devices are gradually diversified, and more cleaning devices enter thousands of households. The traditional dust collector has certain use limit, and the structural design and the tightness 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 can be inevitably permeated to the motor under the action of negative pressure, and once the water enters the motor through a gap of a shell at the motor, the motor is easily damaged due to failure.

Obviously, the cleaning machine which only can absorb dust but cannot absorb water cannot meet the use requirements of consumers, and for this purpose, a part of enterprises develop a floor cleaning machine which can be used in both dry and wet environments. Floor washers typically provide clean water to the floor brush module through a separate clean water tank, and there is also a dedicated sewage tank for collecting sewage. In order to ensure that water in the water tank can not leak when the water tank is taken down, the bottom of the existing water tank is provided with a valve structure, and taking the clean water tank as an example, the bottom water outlet structure of the clean water tank of the floor washing machine on the market at present is commonly adopted, a valve core of a water outlet valve of the clean water tank is jacked up by a push rod of a machine body to achieve the purposes that when the clean water tank is put into the machine body, the valve is opened, internal water flows into a water pipe of the machine body from the periphery of the valve core, and when the valve is taken out, the valve is closed.

For example, chinese patent No. CN202121756784.2 discloses a clean water tank device and a floor washing machine, in which, by providing a valve assembly and a water outlet member, when the valve assembly is placed on the top end of the water outlet member, a top block on the water outlet member can vertically lift up the opening and closing member so as to enable the opening and closing member to be moved away from the opening, so as to open the valve assembly, and when the valve assembly is removed from the top end of the water outlet member, the opening and closing member is not subjected to the lifting force of the top block so as to be capable of automatically vertically resetting downwards, so as to close the valve assembly. However, in such a sealing valve structure, the sealing area of the opening and closing member is small, and at the moment of taking out the clean water tank, the sealing stroke of the opening and closing member is delayed in the sealing action, and a part of residual water is left on the machine body after sealing.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a water tank for a cleaning machine, which is timely in sealing and good in sealing effect.

The technical scheme adopted for solving the technical problems is as follows: a water tank for a cleaning machine, comprising:

the box body is hollow and forms a containing cavity for containing water, and the bottom wall of the box body is provided with a mounting opening;

the valve assembly is arranged at the mounting port of the box body;

the valve assembly comprises a valve seat and a sealing ball, wherein the valve seat is arranged at the mounting port and is provided with a diversion port, the sealing ball is movably restrained in the valve seat and can open or close the diversion port, and the sealing ball can be far away from the diversion port under the action of pressure so as to enable the diversion port to be in an open state; and

and the elastic piece acts on the sealing ball so that the sealing ball always has the trend of closing the guide opening.

The sealing movement of the sealing ball is carried out along a fixed track, preferably the valve seat is provided with a guide channel which is vertically penetrated, and the sealing ball is arranged in the guide channel and can move along the guide channel.

In order to ensure that the sealing ball can realize better sealing with the diversion port, preferably, the valve seat comprises a body and a sealing gasket, the body is cylindrical and vertically extends, the guide channel is formed in the hollow inside of the body, one of the end walls of the body is provided with an opening, the sealing gasket is in sealing connection with the opening of the body and provided with the diversion port, and the diversion port is in fluid communication with the accommodating cavity through the guide channel. Thus, the sealing gasket is generally of a flexible structure, and the sealing ball can flexibly deform in the area near the diversion opening by abutting, so that the sealing effect is ensured.

In particular, the body opening is arranged downwards, and the elastic element is arranged in the guide channel and between the sealing ball and the upper end wall of the body.

In order to ensure the limit of the elastic element, preferably, the upper end wall of the body is provided with a limit boss extending downwards, the elastic element is sleeved on the limit boss, and the upper end of the elastic element abuts against the upper end wall of the body, and the lower end of the elastic element abuts against the sealing ball.

Preferably, the side wall of the body is provided with a water passing hole, and the guide channel is in fluid communication with the accommodating cavity through the water passing hole.

In order to ensure uniform water inflow, preferably, at least two water passing holes are arranged at intervals along the circumferential direction of the body.

One of the mounting modes of the valve seat and the box body is as follows: the valve seat also comprises a flange extending along the lateral direction of the body, and the valve seat is fixedly connected to the mounting opening of the box body by penetrating through the flange and the locking piece on the box body.

The other mounting mode of the valve seat and the box body is as follows: the periphery of the body is also provided with a connecting sleeve, and the valve seat can be detachably limited at the mounting opening of the box body through the connecting sleeve.

Specifically, the periphery of the connecting sleeve is provided with a clamping jaw which can be clamped at the inner edge of the mounting opening.

Compared with the prior art, the utility model has the advantages that: this a water tank for cleaning machine, realize opening and sealing to the water conservancy diversion mouth through the sealing ball, when the water tank assembly, joint on the fuselage can stretch into in the water conservancy diversion mouth to jack-up sealing ball, make the water conservancy diversion mouth open, when the water tank is taken off from the fuselage, because sealing ball has the trend of sealed water conservancy diversion mouth all the time under the effect of elastic component, extract from the box along with the joint, sealing ball just can seal immediately in water conservancy diversion mouth department, whole process seamless connection, and spherical seal can laminate more with the water conservancy diversion mouth, have bigger sealing area.

Drawings

FIG. 1 is a schematic view of a first embodiment of a water tank according to the present utility model (with a portion of the housing omitted);

FIG. 2 is a cross-sectional view of FIG. 1 at a first angle;

FIG. 3 is a cross-sectional view at a second angle of FIG. 1;

FIG. 4 is an overall schematic view of a water tank (with a portion of the housing omitted) according to a second embodiment of the present utility model;

fig. 5 is a cross-sectional view of the other angle of fig. 4.

Detailed Description

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

Example 1:

as shown in fig. 1 to 3, a preferred embodiment of the present utility model is shown. In this embodiment, the water tank for a cleaning machine includes a tank body 1, a valve assembly 2, and an elastic member 3. Wherein the interior of the box body 1 is hollow to form a containing cavity 10 for containing water, the bottom wall of the box body is provided with a mounting opening 1a, and the valve component 2 is arranged at the mounting opening 1a of the box body 1 and is used for connecting or closing a waterway. Of course, the function of opening and closing the waterway is achieved by cooperating with the connector 100 on the body, specifically, the valve assembly 2 includes a valve seat 21 and a sealing ball 22, wherein the valve seat 21 is disposed at the mounting port 1a and has a conduction port 2a thereon, the sealing ball 22 is movably restrained in the valve seat 21 and can open or close the conduction port 2a, and the sealing ball 22 can be separated from the conduction port 2a under the compression effect so as to make the conduction port 2a be in an open state, and the elastic member 3 acts on the sealing ball 22 so that the sealing ball 22 always has a tendency of closing the conduction port 2 a. The compression action of the sealing ball 22 is achieved by the fact that the connector 100 on the body extends into the valve assembly 2 when the water tank is assembled on the body.

The valve seat 21 in this embodiment has a vertically penetrating guide channel 2b therein, and the sealing ball 22 is disposed in the guide channel 2b and is movable along the guide channel 2b, and the above-mentioned joint 100 may extend into the guide channel 2 b. Specifically, the valve seat 21 includes a body 211 and a gasket 212, the body 211 is cylindrical and extends vertically, a guide channel 2b is formed in the interior of the body 211, one of the end walls of the body 211 is open, the gasket 212 is connected to the opening of the body 211 in a sealing manner, and a flow guiding port 2a is formed on the opening of the body 211, and the flow guiding port 2a is in fluid communication with the accommodating cavity 10 through the guide channel 2 b. The body 211 in this embodiment is arranged with its opening facing downwards, and the elastic member 3 is arranged in the guide channel 2b between the sealing ball 22 and the upper end wall of the body 211. In order to further ensure the limit of the elastic member, the elastic member in this embodiment is a tower spring, and a downward extending limit boss 213 is provided on the upper end wall of the body 211, the elastic member 3 is sleeved on the limit boss 213, and the upper end of the elastic member abuts against the upper end wall of the body 211 and the lower end abuts against the sealing ball 22. In order to facilitate water outflow, after the sealing ball 22 is pushed open by the top of the connector 100, water is drained through the water outlet on the side of the connector 100, the sidewall of the body 211 is provided with a water passing hole 214, and the guide channel 2b is in fluid communication with the accommodating cavity 10 through the water passing hole 214. At least two water passing holes 214 are provided in this embodiment, and each water passing hole 214 is arranged at intervals along the circumferential direction of the body 211. The water in the receiving chamber 10 sequentially passes through the water passing hole 214 and the guide passage 2b, and then is outputted through the water outlet at the side of the joint 100.

Of course, the valve assembly 2 in this embodiment can be assembled with the case 1 in different manners, the valve seat 21 in this embodiment further includes a flange 215 extending laterally along the main body 211, the valve seat 21 is fixedly connected to the mounting opening 1a of the case 1 by penetrating the flange 215 and the locking member 4 on the case 1, and the locking member 4 in this embodiment is a screw, and of course, in order to ensure sealing, a sealing ring 5 is further disposed between the flange 215 of the valve seat and the bottom wall of the case 1.

Example 2:

referring to fig. 4 and 5, in a second preferred embodiment of the present utility model, a connecting sleeve 216 is further provided at the periphery of the body 211, and the valve seat 21 is detachably retained at the mounting opening 1a of the case 1 through the connecting sleeve 216. Specifically, a clamping jaw 217 capable of clamping on the inner edge of the mounting opening 1a is arranged on the periphery of the connecting sleeve 216.

The term "fluid communication" as used herein refers to a spatial positional relationship between two components or parts (hereinafter collectively referred to as a first part and a second part, respectively), that is, a fluid (gas, liquid, or a mixture of both) can flow along a flow path from the first part to the second part or/and be transported to the second part, or the first part and the second part may be directly communicated with each other, or the first part and the second part may be indirectly communicated with each other through at least one third party, and the third party may be a fluid channel such as a pipe, a channel, a conduit, a flow guiding member, a hole, a groove, or the like, or a chamber allowing the fluid to flow through, or a combination thereof.

Furthermore, directional terms, such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", etc., are used in the description and claims of the present utility model to describe various example structural parts and elements of the present utility model, but 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 utility model may be arranged in a variety of orientations, the directional terminology is used for purposes of illustration and is in no way limiting, such as "upper" and "lower" are not necessarily limited to being in a direction opposite or coincident with the direction of gravity.

Claims

1. A water tank for a cleaning machine, comprising:

the box body (1) is hollow and forms a containing cavity (10) for containing water, and the bottom wall of the box body is provided with a mounting opening (1 a);

a valve assembly (2) arranged at the mounting port (1 a) of the box body (1);

the method is characterized in that: the valve assembly (2) comprises a valve seat (21) and a sealing ball (22), wherein the valve seat (21) is arranged at the mounting port (1 a) and is provided with a diversion port (2 a) thereon, the sealing ball (22) is movably restrained in the valve seat (21) and can open or close the diversion port (2 a), and the sealing ball (22) can be far away from the diversion port (2 a) under the action of pressure so as to enable the diversion port (2 a) to be in an open state; and

and an elastic element (3) acting on the sealing ball (22) so that the sealing ball (22) always has a tendency to close the conduction port (2 a).

2. The water tank of claim 1, wherein: the valve seat (21) is internally provided with a guide channel (2 b) which is vertically penetrated, and the sealing ball (22) is arranged in the guide channel (2 b) and can move along the guide channel (2 b).

3. The water tank of claim 2, wherein: the valve seat (21) comprises a body (211) and a sealing gasket (212), the body (211) is cylindrical and vertically extends, the guide channel (2 b) is formed in the hollow inside of the body (211), one of the end walls of the body (211) is provided with an opening, the sealing gasket (212) is connected with the opening of the body (211) in a sealing mode, the guide opening (2 a) is formed in the opening of the body in a sealing mode, and the guide opening (2 a) is in fluid communication with the accommodating cavity (10) through the guide channel (2 b).

4. A cistern as claimed in claim 3, wherein: the body (211) is arranged with the opening facing downwards, and the elastic piece (3) is arranged in the guide channel (2 b) and is positioned between the sealing ball (22) and the upper end wall of the body (211).

5. The water tank of claim 4, wherein: the upper end wall of the body (211) is provided with a limiting boss (213) extending downwards, the elastic piece (3) is sleeved on the limiting boss (213), the upper end of the elastic piece abuts against the upper end wall of the body (211), and the lower end of the elastic piece abuts against the sealing ball (22).

6. The water tank of claim 5, wherein: the side wall of the body (211) is provided with a water passing hole (214), and the guide channel (2 b) is in fluid communication with the accommodating cavity (10) through the water passing hole (214).

7. The water tank of claim 6, wherein: at least two water passing holes (214) are arranged, and each water passing hole (214) is arranged at intervals along the circumferential direction of the body (211).

8. The water tank according to any one of claims 1 to 7, wherein: the valve seat (21) further comprises a flange (215) extending along the lateral direction of the body (211), and the valve seat (21) is fixedly connected to the mounting opening (1 a) of the box body (1) by penetrating the flange (215) and the locking piece (4) on the box body (1).

9. The water tank of claim 8, wherein: the periphery of the body (211) is also provided with a connecting sleeve (216), and the valve seat (21) can be detachably limited at the mounting opening (1 a) of the box body (1) through the connecting sleeve (216).

10. The water tank of claim 9, wherein: the periphery of the connecting sleeve (216) is provided with a clamping jaw (217) which can be clamped at the inner edge of the mounting opening (1 a).