CN108937710A - water tank and dust collector - Google Patents

Abstract

The invention provides a water tank and a vacuum cleaner. The water tank includes: a clean water tank (10) and a dirty water tank (20). The axis of the clean water tank (10) coincides with the axis of the dirty water tank (20). ) center of gravity is located on its axis, and the center of gravity of sewage tank (20) is located on its axis. The technical solution of the present invention effectively solves the problems in the prior art that the center of gravity of the whole machine changes due to the unsatisfactory layout of the water tank in the prior art, which causes manual fatigue and poor user experience.

Description

Water tank and vacuum cleaner

technical field

The invention relates to the technical field of cleaning equipment, in particular to a water tank and a vacuum cleaner.

Background technique

Vacuum cleaners are commonly used household cleaning equipment, which can be divided into dry vacuum cleaners and wet vacuum cleaners according to the conditions of use. The wet vacuum cleaner is equipped with a clean water tank, a sewage tank, and a water pump. When in use, the water pump delivers the water in the clean water tank to the floor brush to wet the floor brush. The motor drives the wet floor brush to rotate to scrub the ground. The scrubbing process The sewage generated on the ground is sucked into the sewage tank on the main engine through the suction port for storage. The wet vacuum cleaner has the functions of dust removal and mopping at the same time, which greatly facilitates the cleaning work. Since the wet vacuum cleaner is equipped with structures such as a water tank, it is relatively heavy. Therefore, most wet vacuum cleaners are mainly canister vacuum cleaners and upright vacuum cleaners. Due to the unsatisfactory layout of the water tank, the center of gravity of the whole machine will change during the process of transferring water from the fresh water tank to the sewage tank during use, and the human hands are prone to fatigue, resulting in poor user experience.

Contents of the invention

The main purpose of the present invention is to provide a water tank and a vacuum cleaner to solve the problems in the prior art that the center of gravity of the whole machine changes due to the unsatisfactory layout of the water tank in the prior art, causing manual fatigue and poor user experience.

In order to achieve the above object, the present invention provides a water tank, comprising: a clean water tank and a dirty water tank, the axis of the clean water tank coincides with the axis of the dirty water tank, when the water tank is in operation, the center of gravity of the clean water tank is located on its axis, and the center of gravity of the dirty water tank is located on its axis.

Further, the fresh water tank is arranged in the dirty water tank.

Further, the fresh water tank is arranged on the inner bottom wall of the dirty water tank.

Further, at the same time, the reduced water volume in the clean water tank is a, the increased water volume in the dirty water tank is b, the water recovery rate is c=b/a, the cross-sectional area E of the water holding chamber of the dirty water tank is the same as that of the clean water tank The ratio of the cross-sectional area F of the lumen to c.

Further, the bottom wall of the dirty water tank is provided with an installation tube for installing the clean water tank, and the clean water tank is located in the installation tube.

Further, both the dirty water tank and the clean water tank are barrel bodies with upward openings.

Further, both the dirty water tank and the clean water tank are cylinder bodies.

Further, a suction pipe communicating with the inner cavity of the sewage tank is provided on the side wall.

Further, a cover is provided at the opening of the clean water tank.

The present invention also provides a vacuum cleaner, comprising: a main unit and a water tank arranged on the main unit, where the water tank is the above-mentioned water tank.

The technical solution of the present invention has the following advantages: the axis of the clean water tank coincides with the axis of the dirty water tank. When the water tank is in operation, no matter how much water is in the clean water tank, the center of gravity of the clean water tank is located on its axis. No matter how much water is in the dirty water tank, the sewage The center of gravity of the box is also located on its axis. Therefore, in the process of transferring water from the fresh water tank to the dirty water tank, no matter how the water volume in the clean water tank and the dirty water tank changes, the center of gravity of the water tank composed of the clean water tank and the dirty water tank will only fall on the axis, so that the whole machine The position of the center of gravity changes very little, which improves the force on the hand and enhances the user experience.

Description of drawings

In order to more clearly illustrate the specific implementation of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the specific implementation or description of the prior art. Obviously, the accompanying drawings in the following description The drawings show some implementations of the present invention, and those skilled in the art can obtain other drawings based on these drawings without any creative work. In the attached picture:

Fig. 1 shows the three-dimensional schematic view of the embodiment of the water tank according to the present invention;

Fig. 2 shows a schematic longitudinal sectional view of the water tank of Fig. 1;

Fig. 3 shows a schematic cross-sectional view of the water tank of Fig. 1;

Fig. 4 shows a schematic partial cross-sectional view of the main unit of the embodiment of the vacuum cleaner of the present invention.

Wherein, the reference signs in the above-mentioned accompanying drawings are:

10. Clean water tank; 20. Waste water tank; 30. Suction pipe; 40. Cover body; 50. Installation tube; 60. Host.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

As shown in Figure 1, the water tank of this embodiment includes: clean water tank 10 and sewage tank 20, the axis of clean water tank 10 coincides with the axis of sewage tank 20, when the water tank is working, the center of gravity of clean water tank 10 is located on its axis, the sewage tank The center of gravity of 20 is on its axis.

Applying the water tank of this embodiment, the axis of the clean water tank 10 coincides with the axis of the dirty water tank 20. When the water tank is in operation, no matter how much water is in the clean water tank 10, the center of gravity of the clean water tank 10 is located on its axis, regardless of the amount of water in the dirty water tank 20. To some extent, the center of gravity of the waste water tank 20 also lies on its axis. Therefore, in the process of transferring water from the fresh water tank to the dirty water tank, no matter how the water volume in the clean water tank and the dirty water tank changes, the center of gravity of the water tank composed of the clean water tank and the dirty water tank will only fall on the axis, so that the whole machine The position of the center of gravity changes very little, which improves the force on the hand and enhances the user experience.

In this embodiment, as shown in FIG. 2 , the fresh water tank 10 is arranged in the dirty water tank 20 to further ensure that the position of the center of gravity of the whole machine changes little when the water is transferred from the clean water tank to the dirty water tank. Specifically, the clean water tank 10 is arranged on the inner bottom wall of the dirty water tank 20, which facilitates the installation of the clean water tank and simplifies the structure of the water tank.

The water in the clean water tank wets the floor brush and the ground and is sucked into the sewage tank again, and the water volume will decrease. In order to avoid the slight change of the center of gravity from reducing the water volume, in the present embodiment, as shown in Figure 3, within the same time, the clean water tank 10 The amount of water reduced is a, the amount of water increased in the sewage tank 20 is b, the water recovery rate is c=b/a, the cross-sectional area E of the water holding chamber of the sewage tank 20 and the cross-sectional area of the inner cavity of the clean water tank 10 The ratio of F is c. This can ensure that the height of the water level in the clean water tank is equal to the rise of the water level in the dirty water tank at the same time, thereby ensuring that the center of gravity of the water tank composed of the clean water tank and the dirty water tank is not only located on the axis, but also keeps the same position on the axis. Change, that is to say, the effect that the position of the center of gravity of the water tank system remains unchanged during use.

In this embodiment, as shown in Figures 1 and 2, the bottom wall of the sewage tank 20 is provided with an installation cylinder 50 for installing the clean water tank 10, the clean water tank 10 is located in the installation cylinder 50, and the installation cylinder 50 is convenient for installing the clean water tank 10. Easy to install. Specifically, the installation cylinder 50 and the sewage tank 20 are integrally formed, which is convenient for processing.

In this embodiment, both the dirty water tank 20 and the clean water tank 10 are barrel bodies with an upward opening, and are simple in structure and easy to process. Specifically, both the dirty water tank 20 and the clean water tank 10 are cylindrical bodies, which are easy to process and reduce processing costs.

In this embodiment, a suction pipe 30 communicating with the inner cavity of the sewage tank 20 is provided on the side wall, and the sewage is transported into the sewage tank 20 through the suction pipe 30 .

In this embodiment, a cover 40 is provided at the opening of the clean water tank 10 , and the cover 40 is used to seal the opening of the clean water tank 10 to prevent water from flowing into the host.

The present invention also provides a vacuum cleaner. As shown in FIG. 4 , the vacuum cleaner includes: a main machine 60 and a water tank arranged on the main machine 60 , and the water tank is the above-mentioned water tank. Specifically, the vacuum cleaner is a hand-held vacuum cleaner, so that the hand-held vacuum cleaner has the functions of mopping and wiping the floor, so that the hand-held vacuum cleaner can be used both dry and wet.

In this embodiment, components such as a water pump (not shown in the figure) and a floor brush (not shown in the figure) are also provided on the host machine. When in use, the water pump transports the water in the clean water tank to the floor brush to wet the floor brush, and the motor drives the wet floor brush to rotate to scrub the ground. The sewage generated on the ground during the scrubbing process is sucked into the main machine through the suction port of the vacuum cleaner. In the sewage tank, the sewage is left in the sewage tank through the separation mechanism, and the air is filtered by the host to discharge clean air (as shown by the arrow in Figure 4).

From the above description, it can be seen that the above-mentioned embodiments of the present invention have achieved the following technical effects:

The water tank includes a fresh water tank and a dirty water tank whose axes coincide. When using a vacuum cleaner, during the process of transferring water from the fresh water tank to the dirty water tank, the position of the center of gravity of the whole machine is basically unchanged or changes little, thereby improving the force on the hand and lifting the vacuum cleaner. user experience.

Apparently, the above-mentioned embodiments are only examples for clear description, rather than limiting the implementation. For those of ordinary skill in the art, other changes or changes in different forms can be made on the basis of the above description. It is not necessary and impossible to exhaustively list all the implementation manners here. And the obvious changes or changes derived therefrom are still within the scope of protection of the present invention.

Claims (10)

1. a kind of water tank, comprising: filtered water tank (10) and foul water tank (20), which is characterized in that the axis of the filtered water tank (10) and The axis of the foul water tank (20) is overlapped, and when the water tank works, the center of gravity of the filtered water tank (10) is located on its axis, described The center of gravity of foul water tank (20) is located on its axis.

2. water tank according to claim 1, which is characterized in that the filtered water tank (10) is arranged in the foul water tank (20) In.

3. water tank according to claim 2, which is characterized in that the filtered water tank (10) is arranged in the foul water tank (20) In inner bottom wall.

4. water tank according to claim 3, which is characterized in that in the same time, reduced in the filtered water tank (10) Water is a, and increased water is b in the foul water tank (20), and the water rate of recovery is c=b/a, the water chamber of the foul water tank (20) Cross-sectional area E and the filtered water tank (10) inner cavity cross-sectional area F ratio be c.

5. water tank according to claim 1, which is characterized in that the bottom wall of the foul water tank (20) is equipped with for installing The mounting cylinder (50) of filtered water tank (10) is stated, the filtered water tank (10) is located in the mounting cylinder (50).

6. water tank according to claim 1, which is characterized in that the foul water tank (20) and the filtered water tank (10) are out The upward staving of mouth.

7. water tank according to claim 6, which is characterized in that the foul water tank (20) and the filtered water tank (10) are circle Staving.

8. water tank according to claim 1, which is characterized in that the side wall of the foul water tank (20) is equipped with to be connected with its inner cavity Logical suction pipe (30).

9. water tank according to claim 1, which is characterized in that the opening of the filtered water tank (10) is equipped with lid (40).

10. a kind of dust catcher, comprising: host (60) and the water tank being arranged on the host (60), which is characterized in that the water Case water tank as claimed in any one of claims 1 to 9.