WO2018157697A1

WO2018157697A1 - Lever-type cleaning assembly and vacuum cleaner having same

Info

Publication number: WO2018157697A1
Application number: PCT/CN2018/075091
Authority: WO
Inventors: 查晓亮; 朱文超; 张志伟; 任怀强
Original assignee: 科沃斯机器人股份有限公司
Priority date: 2017-02-28
Filing date: 2018-02-02
Publication date: 2018-09-07
Also published as: CN108497999A

Abstract

Disclosed are a lever-type cleaning assembly and a vacuum cleaner having same. The lever-type cleaning assembly comprises a lever body (100), wherein the lever body (100) comprises a suction pipe (110) connected to a suction inlet of a floor brush; an accommodation barrel (120) for accommodating waste water; and a solution barrel (130) for providing clean liquid; and a host connector (200) is provided at an upper end of the lever body (100), and a floor brush connector (300) is provided at a lower end thereof. In the technical solution, by utilizing the feature of a traditional vacuum cleaner needing to cooperate with and use an extending tube, an air passage, a solution barrel and an accommodation barrel are integrated to form a lever-type cleaning assembly which replaces the extending tube and which is mounted at the present position of the extending tube; by utilizing the advantage of the lever-type cleaning assembly being elongated, the capacity of the solution barrel and the accommodation barrel are maximized; and by utilizing a lever-type assembly to cooperate with a handheld vacuum cleaner, the usage function of a traditional lever-type vacuum cleaner is greatly developed, and same has a simple-structure, is light-weight and is convenient to use.

Description

Rod cleaning assembly and vacuum cleaner

Technical field

The invention relates to a rod cleaning assembly and a vacuum cleaner thereof, and belongs to the technical field of small household appliance manufacturing.

Background technique

The publication No. CN104768439A discloses in the prior application an absorbent attachment that is attached to a dry vacuum cleaner for cleaning purposes. The application expands the range of use of the dry vacuum cleaner, but firstly, the absorbent attachment is directly used for hand-held operation and has a limited operating radius. It is only suitable for the working surface with a high position such as the desktop. If the floor is cleaned, the user needs to kneel down to bring inconvenience to the operation. Secondly, the suction head of the absorbent attachment has a single function, which can only achieve a simple water absorption function. Expanding additional cleaning accessories creates obstacles to large-area and deep cleaning of the work surface.

Summary of the invention

The technical problem to be solved by the present invention is to provide a rod type cleaning assembly and a vacuum cleaner thereof, which fully utilizes the characteristics of the conventional vacuum cleaner to be used in conjunction with the extension tube, and integrates the air duct, the solution tank and the recovery barrel into The rod cleaning assembly replaces the position of the existing extension tube and maximizes the capacity of the solution tank and the recovery tank by utilizing the advantage of the slender cleaning assembly; the use of the rod cleaning assembly with the hand-held vacuum cleaner, The function of the vacuum cleaner is greatly expanded, the structure is simple, and the use is light and convenient.

The technical problem to be solved by the present invention is achieved by the following technical solutions:

A rod cleaning assembly includes a rod body including a straw for connecting with a suction port of the floor brush, a recovery barrel for recovering sewage, and a solution barrel for providing a cleaning liquid, the upper end of the rod body is provided with a host connector, and the lower end is provided Ground brush connector.

Further, an outer surface of the recovery tub and the solution tub constitutes at least a portion of an outer surface of the shaft.

The suction pipe is disposed at a central position of the rod body, and the recovery barrel and the solution barrel are disposed around the front and rear sides of the straw to form a rod body; for the purpose of cleaning and replacement, the recovery barrel and the solution barrel are respectively Removable settings.

Further, the rod body further includes a separation chamber disposed above and communicating with the recovery tank, the separation chamber is provided with a gas-water separation device; and the upstream of the separation chamber and the straw according to the flow direction of the solid-liquid mixture The water outlet is connected, and the downstream is connected to the host connector.

In order to facilitate processing and reduce costs, the separation chamber is integrally formed with the recovery bucket.

In addition, the solution tank includes a water inlet and a water outlet, and the water outlet is sequentially provided with a water outlet valve and an outlet water pipe, and the water outlet pipe is connected to the ground brush.

In order to effectively control the waste liquid capacity, the recovery tank is provided with a water level sensing device, comprising: a water level sensing circuit board disposed in the rod body, a Hall switch fixed on the inner wall of the recycling barrel, and a correspondingly disposed in the water level float Inside the magnet, the water level float floats on the liquid level in the recovery tank.

The invention also provides a vacuum cleaner, which mainly comprises a main body and a ground brush connected thereto, the main body comprises a body and a dust cup connected to the body, the dust cup is provided with a dust suction pipe, and the air body is provided a vacuum source for generating suction and a battery for powering the vacuum source, the handle is provided with a handle on one side, the hand-held vacuum cleaner further comprising a rod cleaning assembly as described above, the main body connector and the suction The dust pipes are connected, and the ground brush joint is connected to the ground brush.

Further, the axis of the battery is parallel to the axis of the handle.

In summary, the present invention provides a rod type cleaning assembly and a vacuum cleaner thereof. The invention fully utilizes the characteristics of a conventional vacuum cleaner that needs to be used in conjunction with an extension tube, and integrates the air duct, the solution tank, and the recovery barrel into a rod type cleaning assembly, replacing Installed in the position of the existing extension pipe, the capacity of the solution tank and the recovery tank is maximized by the advantage of the slenderness of the rod cleaning assembly; the use of the rod cleaning assembly with the hand-held vacuum cleaner greatly expands the traditional dry type The function of the vacuum cleaner is simple in structure and light in weight.

The technical solutions of the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

DRAWINGS

1 is a schematic view showing the overall structure of a rod cleaning assembly of the present invention;

Figure 2 is a cross-sectional view of the rod cleaning assembly of the present invention;

Figure 3 is a cross-sectional view showing the top portion of the rod cleaning assembly of the present invention;

Figure 4 is a schematic view showing the connection structure of the rod type cleaning assembly and the hand-held vacuum cleaner of the present invention;

Figure 5 is a schematic view showing the connection structure of the rod type cleaning assembly and the floor brush of the present invention.

detailed description

1 is a schematic cross-sectional view of a rod cleaning assembly of the present invention; FIG. 3 is a cross-sectional view of a top portion of the rod cleaning assembly of the present invention; As shown in Figures 1 to 3, the present invention provides a rod cleaning assembly comprising a rod 100 comprising a straw 110 for connection to a suction port of a floor brush (not shown) for recycling a sewage recycling tank 120 and a solution tank 130 for providing a cleaning liquid. The upper end of the rod body 100 is provided with a main body connector 200 for connecting a main body, the main body has a vacuum source for generating suction, and the lower end of the rod body 100 is provided with a suction pipe and a ground brush. Brush the connector 300. In order to facilitate the arrangement and make the rod structure more compact, the outer surfaces of the recovery tub 120 and the solution tank 130 constitute at least part of the outer surface of the rod body, and the straw 110 is disposed on the rod body 100 as shown in FIG. In the center position, the recovery tub 120 and the solution tub 130 are respectively disposed on the front and rear sides of the straw 110, and are disposed outside the straw 110 to form a rod body. This design takes advantage of the length of the shaft 100 to maximize the capacity of the recovery tank 120 and the solution tank 130. The solution tank 130 and the recovery tank 120 may be integrally integrated into the rod 100 according to different setting requirements, or may be separately provided. In order to facilitate the addition of water and cleaning, the solution tank 130 and the recovery tank 120 are detachably disposed around the front and rear sides of the suction pipe 110 to form the rod body 100. As shown in FIG. 2 and FIG. 3, the rod body 100 further includes a separation chamber 140 disposed above and communicating with the recovery tank 120, and the separation chamber is provided with a gas-water separation device 400; according to the flow direction of the solid-liquid mixture gas The upstream of the separation chamber is connected to the water outlet 111 of the suction pipe 110, and the downstream is connected to the main vacuum source of the vacuum cleaner through the main assembly 200. The gas-water separation device 400 disposed in the separation chamber 140 is used for improving the gas-water separation efficiency. Of course, a water-blocking gas permeable assembly may be used instead of the gas-water separation device 400, such as water filtration HEPA, etc., such as using water filtration HEPA instead. The gas-water separation device, the filtered water HEPA can be arranged above the recovery tank, and the suction pipe outlet can be directly connected with the recovery tank, and the separation chamber can also be omitted. In this embodiment, the separation chamber 140 and the recovery tub 120 may be integrally formed, or may be separately provided according to structural requirements. Referring to FIG. 5, in order to facilitate the addition of water, a water supply port is disposed above the solution tank 130. In contrast, a water outlet is provided below the solution tank 130, and a water outlet valve 131 and an outlet pipe 132 are sequentially disposed at the water outlet, and the water outlet valve 131 is provided. Under the sealing action, when the solution tank 130 is lifted separately, the water outlet does not leak, and the water outlet pipe 132 is connected to the ground brush 2000.

As shown in FIG. 2 and in conjunction with FIG. 3, in order to effectively control the amount of waste liquid in the recovery tank, a water level sensing device 500 is disposed in the recovery tank, including: a water level sensing circuit board (PCB) disposed in the rod body 100. The Hall switch 501 fixed to the inner wall of the recovery tub 120 and the magnet 503 corresponding to the water level float 502 float on the liquid surface of the recovery tub 120. The working process of the water level sensing device is such that the water level float 502 rises together with the water level in the recovery tank 120. When rising to a specified height, the Hall switch 501 disposed on the inner wall of the recovery tank 120 senses the water level float 502. The height of the magnet 503 has reached the specified height, and then the signal is released to the water level sensing PCB, and the control is powered off. At this time, the user can remove the recycling barrel 120 and empty the internal waste liquid. In view of the fact that this part of the content is prior art, the details of the content are not described herein again.

It can be seen from the above that the present invention fully utilizes the characteristics of the conventional vacuum cleaner that needs to be used in conjunction with the extension tube, and integrates the air duct, the solution tank and the recovery barrel into a rod-type cleaning assembly, instead of using the extension tube; and using the rod cleaning assembly. The slender advantage maximizes the capacity of the solution tank and the recovery tank; it additionally increases the use of the vacuum cleaner without taking up extra space for the vacuum cleaner, expanding the range of use of the dry vacuum cleaner.

4 is a schematic view showing the connection structure of the rod type cleaning assembly and the hand-held vacuum cleaner of the present invention; and FIG. 5 is a schematic view showing the connection structure of the rod type cleaning assembly and the ground brush of the present invention. As shown in FIG. 4 and in conjunction with FIG. 5, the present invention further provides a vacuum cleaner. In the embodiment, the vacuum cleaner is a hand-held vacuum cleaner, and mainly includes a main body 1000 and a ground brush 2000 connected thereto, and the main body 1000 includes a body 1001. And a dust cup 1002 connected to the body 1001, the dust cup 1002 is provided with a dust suction pipe 1003 for connecting the ground brush 2000 to the main body 1000, wherein the body is provided with a vacuum source for generating suction and The vacuum source-powered battery is provided with a handle 1004 for the user to hold on one side of the body 1001, and an airflow filtering device is disposed in the dust cup 1002. Preferably, the axis of the battery and the axis of the handle 1004 are substantially parallel to each other. As shown in FIG. 1 to FIG. 3, the vacuum cleaner further includes a rod cleaning assembly as described above, the main assembly 200 is connected to the dust suction pipe 1003, and the ground brush joint 300 is connected to the ground brush 2000. The joints of the upper and lower ends of the rod cleaning assembly are respectively connected with the hand-held vacuum cleaner body and the ground brush, and at the same time form an electrical connection, and the hand-held vacuum cleaner body supplies power to the ground brush. As shown in FIG. 5, the ground brush 2000 is provided with an electronic pump connected to the water outlet pipe 132. The hand-held vacuum cleaner body is provided with a button (not shown) for controlling the electronic pump, and the cleaning liquid is controlled by the button. spray. Of course, the electronic pump can also be provided on the rod cleaning assembly, which can be set according to actual needs. In the specific embodiment, the present invention only details the physical connection structure, and the electrical connection manner between the rod cleaning assembly and the hand-held vacuum cleaner to be connected, The conventional selections of those skilled in the art are not described herein.

Referring to Figures 2 to 5, the working process of the present invention is as follows:

Firstly, the rod cleaning assembly needs to be mounted on the vacuum cleaner, and the installation position thereof replaces the position of the existing extension tube; secondly, the cleaning liquid in the solution tank 130 is output to the surface to be cleaned through the outlet pipe 132 under the action of the outlet valve 131. Or, on the ground brush, under the action of the ground brush 2000, the mixture of sewage and air flows into the separation chamber 140 through the water outlet 111 provided at the upper end of the suction pipe 110, and is rotated at a high speed by the action of the gas water separator 400, and the water is centrifugally and Under the action of gravity, part of the dust-containing particles are carried from the inlet 121 into the recovery tank 120, and the airflow enters the hand-held vacuum cleaner body 1000 through the passage of the gas-water separator 400; the direction of the mixture of the sewage and the air in the vacuum cleaner is as shown by the arrow in FIG. In addition, as the waste liquid in the recovery tank 120 increases, when the water level sensing device 500 senses that the water is full, the control machine stops working, and the user removes the recovery tank 120 and empties it for later use. .

It can be seen from the above that the existing hand-held vacuum cleaner is originally a dry type vacuum cleaner. By replacing the extension tube with the rod type cleaning assembly of the present invention, the solution tank is added, and the cleaning liquid can be outputted to the surface to be cleaned which is stubborn, and further Cleaning work.

It should be noted that the rod cleaning assembly provided by the present invention is not limited to use only with the hand-held vacuum cleaner as described above, and can also be used in combination with other types of dry vacuum cleaners, such as a conventional horizontal vacuum cleaner for cleaning functions. .

In summary, the present invention fully utilizes the characteristics of the conventional vacuum cleaner that needs to be used in conjunction with the extension tube, integrates the air duct, the solution tank, and the recovery barrel into a rod type cleaning assembly, replaces the position of the existing extension tube, and uses the rod type cleaning. The advantage of the slimness of the components maximizes the capacity of the solution tank and the recovery tank; the use of the rod cleaning assembly and the hand-held vacuum cleaner greatly expands the use function of the conventional dry vacuum cleaner, and has a simple structure and is light and convenient to use.

Claims

A rod cleaning assembly includes a rod body (100), wherein the rod body includes a straw (110) for connecting to a suction port of the floor brush, a recovery tank (120) for recovering sewage, and a cleaning liquid for providing The solution barrel (130) has a main body joint (200) at the upper end and a ground brush joint (300) at the lower end.
The rod cleaning assembly of claim 1 wherein the outer surfaces of the recovery tub (120) and the solution tub (130) form at least a portion of an outer surface of the shaft (100).
A rod cleaning assembly according to claim 2, wherein said straw (110) is disposed at a center of said rod (100), and said recovery tank (120) and solution tank (130) are disposed around The front and rear sides of the straw form a rod.
The rod cleaning assembly according to claim 3, wherein the recovery tank (120) and the solution tank (130) are respectively detachably disposed on the front and rear sides of the straw (110).
A rod cleaning assembly according to claim 1, wherein said rod body (100) further comprises a separation chamber (140) disposed above and in communication with said recovery tank (120), said separation chamber being provided The gas-water separation device (400); in the flow direction of the solid-liquid mixture, the upstream of the separation chamber is connected to the water outlet (111) of the straw (110), and the downstream is connected to the host connector (200).
A rod cleaning assembly according to claim 5, wherein said separation chamber (140) is integrally formed with the recovery tank (120).
The rod cleaning assembly according to claim 1, wherein the solution tank (130) comprises a water inlet and a water outlet, and the water outlet is provided with a water outlet valve (131) and an outlet water pipe (132), respectively. The water pipe is connected to the ground brush.
The rod cleaning assembly according to claim 1, wherein the recovery tank (120) is provided with a water level sensing device (500), comprising: a water level sensing circuit board disposed in the rod body (100), A Hall switch (501) fixed to the inner wall of the recovery tank and a magnet (503) correspondingly disposed in the water level float (502) floating on the liquid level in the recovery tank.
A vacuum cleaner mainly comprises a main body (1000) and a ground brush (2000) connected thereto, the main body comprising a body (1001) and a dust cup (1002) connected to the body, and the dust cup is provided with vacuuming a tube (1003) having a vacuum source for generating suction and a battery for supplying the vacuum source, wherein the body side is provided with a handle (1004), wherein the hand-held vacuum cleaner is further A rod cleaning assembly according to any of claims 1-8, said main body connector (200) being coupled to said dust suction tube, said ground brush joint (300) being coupled to said ground brush.
A vacuum cleaner according to claim 9, wherein the axis of the battery is parallel to the axis of the handle (1004).