WO2018166164A1

WO2018166164A1 - Handheld high-pressure cleaning machine and adapter thereof

Info

Publication number: WO2018166164A1
Application number: PCT/CN2017/102528
Authority: WO
Inventors: 格哈德格雷厄姆; 马丁布兰登; 邓肯托马斯
Original assignee: 苏州宝时得电动工具有限公司
Priority date: 2017-03-16
Filing date: 2017-09-20
Publication date: 2018-09-20

Abstract

Disclosed are a handheld high-pressure cleaning machine (200), comprising: a casing with a handle (210) for holding; a functional component, including an electric motor disposed within the casing and a pump driven by the electric motor; and a liquid inlet (230) disposed on the casing and capable of being connected to an external water source by a water pipe. The handheld high-pressure cleaning machine (200) also comprises an adapter (100) suitable for being connected between the liquid inlet (230) and a portable container (300), and the handheld high-pressure cleaning machine (200) is optionally connected to the external water source by the water pipe, or is connected to the portable container (300) by the adapter (100). The high-pressure cleaning machine (200) assembles the portable container (300) for containing liquid to the handheld high-pressure cleaning machine (200) by the adapter (100) so that the portable container (300) can move freely with the handheld high-pressure cleaning machine (200), and has high flexibility and provides convenience for users in short-time operation.

Description

Handheld pressure washers and adapters

Technical field

The invention relates to the field of cleaning, in particular to a hand-held high-pressure cleaner and an adapter suitable for the hand-held pressure washer.

Background technique

The emergence of washing machines has brought great convenience to people's lives. It can be used to clean such as cars, doors and windows, courtyard roads, etc., which is efficient, safe and convenient. The cleaning machine mainly includes a main machine, a spray gun and a connecting pipe. The main body includes a battery or a power line, a pump and a motor, and the connecting pipe is connected to the main machine and the spray gun.

The large-sized washing machines currently used in the industry are not suitable for flexible movement because of their large size and heavy weight. The hand-held cleaning machine also needs to be connected to the external water tank through the connecting pipe, so that the working can only be operated by the mobile washing machine, and the moving distance of the washing machine is also limited by the length of the connecting pipe between the water tank and the water tank, thus giving The user is inconvenienced.

Summary of the invention

Based on this, it is necessary to provide a hand-held high-pressure cleaner that can be connected not only to an external water source but also to a portable container.

A hand held high pressure cleaner comprising: a housing having a handle for gripping and a body disposed at an angle to the handle; a functional component comprising a motor disposed within the housing and driven by the motor a pump; a liquid inlet disposed on the housing; the hand-held high pressure cleaner further comprising an adapter adapted to be coupled between the liquid inlet and the portable container, the hand-held pressure washer optional The external water source is connected by an external water pipe or the portable container is connected by the adapter.

In one embodiment, the adapter includes an adapting body and an infusion tube, the adapting body includes a first connecting portion, and the first connecting portion includes a first connecting end and a second connecting end capable of communicating with each other; The first connecting end is connected to the liquid inlet, the second connecting end is connected to the opening of the portable container, and one end of the infusion tube is connected or integrally formed on the fitting body, The other end of the infusion tube is adapted to extend into the portable container.

In one embodiment, an internal thread that is screwed to the portable container is formed in the second connecting end.

In one of the embodiments, the inner diameter of the second connecting end is 28 mm.

In one of the embodiments, the outer wall of the second connecting end is provided with a plurality of protrusions for providing a contact surface that abuts the operator's hand to reduce the torque for twisting the adapter.

In one embodiment, the liquid inlet is selectively connectable to the connector of the water pipe or the first connection.

In one embodiment, the adapter body is provided with a vent hole that communicates with the portable container.

In one embodiment, the hand-held high-pressure cleaner further includes a filter gasket disposed at the liquid inlet, the housing being provided with a fitting portion mated with the adapter, the filter gasket sealingly mounted In the assembly part.

In one embodiment, the portable container is a daily beverage bottle.

In one embodiment, the portable container is coupled to one end of the adapter, the handheld high pressure cleaner is coupled to the other end of the adapter, and the portable container includes a bottom surface supporting the portable container. When the portable container is connected to the handheld high-pressure cleaner through the adapter, the center of gravity of the handheld high-pressure cleaner falls within the bottom surface of the portable container and can be supported above the portable container .

The utility model has the beneficial effects that the portable container is connected by the adapter, so that the high-pressure cleaning machine can not only connect the external water source through the water pipe but also connect the portable container through the adapter, thereby increasing the use scene and range of the hand-held high-pressure cleaner, and further improving the portability. .

The present invention also provides an adapter that is coupled between a hand held spray device and a portable container to enhance the mobility of the hand held spray device.

An adapter adapted to be coupled between a hand-held spray device and a portable container, the adapter comprising an adapter body and an infusion tube, the adapter body comprising a first connection portion, the first connection portion comprising a first connection end configured to be connectable to a liquid inlet of the hand-held spray device, the second connection end being configured to be coupled to an opening of the portable container One end of the infusion tube is connected or integrally formed on the fitting body, and the other end of the infusion tube is adapted to protrude into the portable container.

In one embodiment, the second connecting end is formed with a screw into the portable container. Thread.

In one embodiment, the adapting body further includes a second connecting portion disposed in the first connecting portion and communicating with the first connecting end and the second connecting end The infusion tube is fixedly or detachably connected or integrally formed on the second connecting portion and protrudes into the portable container.

In the invention, the portable container for holding the liquid is assembled on the hand-held spraying device by the adapter, so that the portable container can be moved freely following the hand-held spraying device, the flexibility is high, and the user has great convenience for short-time operation. .

DRAWINGS

1 is a schematic structural view of a hand-held spray device and a portable container being coupled through an adapter according to an embodiment of the present invention;

Figure 2 is a cross-sectional view of the adapter of Figure 1 mated to a portable container;

Figure 3 is a cross-sectional view of the adapter of Figure 2;

Figure 4 is a schematic structural view of the adapter shown in Figure 1;

FIG. 5 is a schematic structural view of a filter gasket in the hand-held spray device shown in FIG. 1. FIG.

detailed description

In order to facilitate the understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the invention are shown in the drawings. However, the invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that the understanding of the present disclosure will be more fully understood.

It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or the element can be present. When an element is considered to be "connected" to another element, it can be directly connected to the other element or.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless otherwise defined. The terminology used in the description of the present invention is for the purpose of describing particular embodiments and is not intended to limit the invention. Used in this article The term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to Figure 1, in an preferred embodiment of the present invention, an adapter 100 is coupled between a hand-held spray device and a portable container 300 for mounting the portable container 300 on a hand-held spray device to enable the hand-held spray device to be pumped in a portable The liquid in the container 300. In this way, the adapter 100 can assemble the portable container 300 for holding the liquid on the hand-held spray device, and the portable container 300 can be moved freely following the hand-held spray device, which is highly flexible and brings great time for the user to perform short-time operation. Convenience. In the specific embodiment, the portable container 300 is a bottle body, such as a bottle body such as a soda bottle or a beverage bottle. Of course, it may also be a special bottle body. The liquid contained in the portable container 300 is water, and the hand-held spraying device is hand-held. The high pressure cleaner 200 is mounted between the bottle mouth and the hand-held spray device for pumping water out of the portable container 300 by hand-held spray equipment to clean the object.

It can be understood that in other embodiments, the portable container 300 can be other utensils, such as a box with an open end, etc., and the liquid contained in the portable container 300 can be a liquid such as a detergent or a lubricating oil, and the adapter 100 is assembled. Between the open end of the casing and the hand-held spraying device, the detergent or lubricating oil in the portable container 300 is pumped out by the hand-held spraying device to clean or lubricate the object, which is not limited herein.

Referring to FIG. 2, in particular, the adapter 100 includes an adapter body 10 and an infusion tube 30. The adapter body 10 is coupled between the hand-held spray device and the portable container 300 to fit the portable container 300 to the hand-held spray device. The infusion tube 30 is connected or integrally formed on the adapter body 10, and the other end of the infusion tube 30 extends into the portable container 300 to communicate the portable container 300 with the hand-held spray device to facilitate the output of the liquid.

Referring to FIG. 3, more specifically, the adapter body 10 includes a first connecting portion 11 including a first connecting end 110 and a second connecting end 112 that communicate with each other. The first connecting end 110 is connected to a hand-held spraying device. The second connection end 112 is connected to the portable container 300. In this embodiment, the first connecting end 110 and the second connecting end 112 are in communication with each other. In other embodiments, a blocking member is disposed between the first connecting end 110 and the second connecting end 112, and the piercing member can make the first The connection end 110 and the second connection end 112 are in communication with each other. In the embodiment, the first connecting portion 11 is substantially hollow tubularly formed at both ends, and the first connecting end 110 and the second connecting end 112 are opposite ends of the first connecting portion 11 that are opposite to each other. It can be understood that in some other embodiments, the shape of the first connecting portion 11 can be determined according to needs, correspondingly, the first connection The positional relationship between the end 110 and the second connecting end 112 may be determined as needed, for example, it may be staggered but connected to each other, which is not limited herein.

Preferably, in order to facilitate the disassembly and assembly of the adapter 100, the first connecting portion 11 is detachably connected between the hand-held spraying device and the portable container 300, wherein the detachable connection manner of the first connecting portion 11 may be the first connecting end 110 and The hand-held spray device is fixedly connected, and the second connection end 112 is detachably connected to the portable container 300, or the first connection end 110 is detachably connected to the hand-held spray device, and the second connection end 112 is fixedly connected to the portable container 300, or first The connection end 110 and the second connection end 112 are detachably coupled to the hand-held spray device and the portable container 300, respectively.

In an embodiment, the first connecting end 110 is connected to the hand-held spraying device by means of plugging or socketing or snapping, and/or the second connecting end 112 is connected to the portable container 300 by plugging or staking or snapping. . When the second connecting end 112 is assembled on the portable container 300 by the plugging or arranging interference fit and extends into the portable container 300, the infusion tube 30 can be disposed on the second connecting end 112, and the second connecting end 112 coexists into the portable container 300.

In one embodiment, the first connection end 110 is connected to the hand-held spray device by means of a threaded connection and/or the second connection end 112 is screwed to the portable container 300. When the second connecting end 112 is screwed onto the portable container 300 and protrudes into the portable container 300, the infusion tube 30 can be disposed on the second connecting end 112 and protrude into the portable container together with the second connecting end 112. Within 300. In other embodiments, the infusion tube 30 can be integrally formed on the second connecting end 112 and extend into the portable container at one end. Specifically, the inner wall of the second connecting end 112 is provided with an internal thread. The inner diameter of the second connecting end is approximately 28 mm, and the inner diameter of the second connecting end may be an error of plus or minus 0.5 mm, and the thread height of the internal thread is 2 mm. Adapt to the common Coke bottles on the market.

Preferably, the outer wall of the second connecting end 112 is provided with a plurality of protrusions for providing a contact surface abutting against the operator's finger to reduce the torque for twisting the adapter. With the above arrangement, the operator can tighten the adapter 100 with the inlet port with a small force and can be easily disassembled.

In the embodiment, the first connecting portion 11 is substantially tubular at both ends, and the first connecting end 110 is substantially cylindrical, and an external thread is formed on the outside of the hand spray device; the second connecting end 112 is The inverted bowl shape matched with the mouth of the bottle is formed with an internal thread which is screwed to the external thread of the bottle mouth, so that the adapter 100 forms a cap shape which matches the mouth of the bottle in the daily bottle body. In this way, the user can use the daily used beverage After the bottle or the like is cleaned, the required liquid is contained, and the adapter 100 is connected to the hand-held spraying device to eject the liquid in the bottle through the hand-held spraying device. Due to the small volume of the daily beverage bottle, the movement is flexible, which provides great convenience for the user's short-time cleaning and other tasks.

Further, the adapter body 10 further includes a second connecting portion 13 disposed in the first connecting portion 11 and communicating between the first connecting end 110 and the second connecting end 112, and the infusion tube 30 is fixed or Removably coupled or integrally formed on the second connecting portion 13 and extending into the portable container 300 to communicate between the hand-held spray device and the portable container 300.

In the present embodiment, the second connecting portion 13 is a hollow cylindrical tube disposed in the first connecting portion 11 and extending in the axial direction toward the second connecting end 112. The infusion tube 30 is fixedly or detachably sleeved in the tubular shape. The second connecting portion 13 extends into the portable container 300 to communicate between the hand-held spray device and the portable container 300.

It is to be understood that in other embodiments, the second connecting portion 13 may be a partition formed in the first connecting portion 11 , and a connecting hole connecting the first connecting end 110 and the second connecting end 112 is opened on the infusion. One end of the tube 30 is fixedly or detachably inserted into the connecting hole and communicated between the hand-held spray device and the portable container 300.

Preferably, the adapting body 10 is provided with a vent hole 15 communicating with the portable container 300 for balancing the pressure between the inside and the outside of the portable container 300 to prevent pressure in the portable container 300 during operation due to low air pressure. hold back.

The present invention also relates to a hand held high pressure cleaner 200 employing the adapter 100 described above. In the present embodiment, the hand held high pressure cleaner 200 has a generally pistol-like housing. The housing includes a handle 210 for gripping and a body 220 for storing functional components. The main body 220 has a motor and a pump driven by a motor. In this embodiment, the handle 210 and the body 220 are angularly disposed, and the hand held high pressure cleaner further includes a liquid inlet 230 disposed on the housing.

In this embodiment, the hand-held high-pressure cleaner 200 does not include a water tank itself, but is connected to the water pipe through the liquid inlet 230, and then connected to the external water source by the water pipe. In this way, after the water inlet port 230 is connected with the water pipe, in the family activity, the tail end of the water pipe can be connected to the faucet or placed in an external water source such as a swimming pool, a pond, a bucket, etc., and the user can hold the high pressure cleaner in the water pipe. Free movement within the length range for water spray cleaning. In outdoor activities, users only need to stop at any place where there is water, and the tail of the water pipe When the end is placed in an external water source, the water spray cleaning can be performed. The pump can suck the water from the external water source into the high pressure cleaner and directly spray it out from the nozzle. In order to improve the portable type, in the present embodiment, the hand-held high-pressure cleaner 200 can also be connected to the portable container through the adapter 100.

At the time of assembly, the portable container 300 is mated to one end of the adapter 100, and the hand-held high-pressure cleaner 200 is coupled to the other end of the adapter 100 and supported above the portable container 300, so that the portable container 300 contains liquid or no liquid. The center of gravity of the hand-held high-pressure cleaner 200 is located in the supporting bottom surface of the portable container, so that when the hand-held high-pressure cleaner 200 is supported on the portable container 300, the center of gravity thereof is located on the portable container 300 to ensure the hand-held high-pressure cleaner 200 balance. At the same time, the adapter 100 is in communication with the liquid inlet, and the nozzle is disposed at one end of the body 220 and communicates with the liquid outlet to discharge the liquid pumped by the liquid inlet 230 through the liquid outlet. Referring to FIG. 5 , in one embodiment, the handheld high-pressure cleaner 200 further includes a filter gasket 204 . The main body 220 is provided with a fitting portion that is matched with the adapter 100 . The filter gasket 204 is sealingly mounted in the assembly portion and located at the adapter 100 . Above. Wherein, the filter gasket 204 is made of an elastic material to ensure the connection and sealing of the adapter 100 and the liquid inlet 230 to ensure that the hand-held high pressure cleaner 200 smoothly pumps out the liquid in the portable container 300. On the other hand, the filter gasket 204 made of an elastic material converts the connection of the adapter 100 to the fitting portion into an elastic connection, facilitating the disassembly of the adapter 100 and the fitting portion.

In the present embodiment, the water pipe includes a water pipe joint including a joint adapted to be coupled to the liquid inlet 230, the joint having the same connection structure as the first joint 110, and the inlet port 230 optionally being A connector or is coupled to the first connector 110 of the adapter.

In the embodiment, the outer periphery of the filter gasket 204 is convexly formed with a bump 2041, and the mounting portion 2010 is formed with a groove (not shown) corresponding to the position of the bump 2041, and the latching engagement of the bump 2041 with the groove is performed. A detachable mounting of the filter gasket 204 and the fitting portion 2010 is achieved. It is to be understood that in other embodiments, the manner in which the filter gasket 204 is coupled to the mounting portion 2010 may be as needed, and is not limited herein.

Hereinafter, the portable container 300 is taken as a daily beverage bottle body (for example, a soda bottle, a cola bottle, etc.), and the cooperation between the adapter 100 and the hand-held high-pressure cleaner 200 and the daily beverage bottle body in the present invention is described in detail:

In use, the daily beverage bottle is filled with the liquid to be sprayed, and the infusion tube 30 is assembled to the first The second connecting end 112 of the first connecting portion 11 of the adapter 100 is sleeved and screwed onto the bottle mouth of the daily beverage bottle body, and the filter gasket 204 is sealingly assembled to the mounting portion of the hand-held high-pressure cleaner 200. (not shown); the first connecting end 110 of the first connecting portion 11 of the adapter 100 is sleeved and screwed into the fitting portion of the hand-held high-pressure cleaner 200 and located below the filter gasket 204. During operation, the user can carry the hand-held high-pressure cleaner 200 equipped with the daily beverage bottle body to the position where the spraying is required, perform corresponding operations such as cleaning, and have high flexibility and convenient movement. Preferably, the daily beverage bottle body is a cola bottle, a sprite bottle or the like. The inner diameter range (removal wall thickness) of the second connection end 112 of the adapter 100 is 2 cm - 5 cm, preferably 2.5 cm, 2.7 cm, 2.8 cm, 3 cm.

Wherein, the operation of filling the liquid into the daily beverage bottle may be done by filling the bottle mouth or unscrewing the connection between the adapter 100 and the bottle mouth, and filling the gap between the two; The adapter 100 is directly introduced into the bottle through the infusion tube 30 from the first connecting end 110 of the adapter 100, which is not limited herein.

In the present invention, the portable container 300 for holding a liquid is assembled on the hand-held high-pressure cleaner 200 by the adapter 100, so that the portable container 300 can be moved freely following the hand-held high-pressure cleaner 200, which is highly flexible and short for the user. Time operation brings great convenience.

The above-mentioned embodiments are merely illustrative of several embodiments of the present invention, and the description thereof is more specific and detailed, but is not to be construed as limiting the scope of the invention. It should be noted that a number of variations and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. Therefore, the scope of the invention should be determined by the appended claims.

Claims

A hand-held high pressure cleaner comprising:

a housing having a handle for gripping;

a functional component comprising a motor disposed within the housing and a pump driven by the motor;

a liquid inlet, disposed on the casing, capable of connecting an external water source through a water pipe;

The handheld high pressure cleaner further includes an adapter adapted to be coupled between the liquid inlet and the portable container, the hand held high pressure cleaner optionally connecting the external water source through the water pipe or The portable container is connected by the adapter.
A hand-held high-pressure cleaner according to claim 1, wherein said adapter comprises an adapter body and an infusion tube, said adapter body comprising a first connection portion, said first connection portion comprising mutually connectable a first connecting end and a second connecting end; the first connecting end is connected to the liquid inlet, the second connecting end is connected to an opening of the portable container, and one end of the infusion tube is connected or integrally formed The other end of the infusion tube is adapted to extend into the portable container on the adapter body.
The hand-held high-pressure cleaner according to claim 2, wherein the fitting body further comprises a second connecting portion, wherein the second connecting portion is disposed in the first connecting portion and communicates with the first Between the connecting end and the second connecting end, the infusion tube is fixedly or detachably connected or integrally formed on the second connecting portion and adapted to protrude into the portable container.
A hand-held high-pressure cleaner according to claim 2, wherein said second connecting end is formed with an internal thread that is screwed to said portable container.
A hand-held high pressure cleaner according to claim 4, wherein said second connecting end has an inner diameter of 28 mm.
A hand-held high-pressure cleaner according to claim 4, wherein said outer wall of said second connecting end is provided with a plurality of protrusions for providing a contact surface abutting against an operator's hand Reduce the torque to twist the adapter.
A hand-held high pressure cleaner according to claim 2, wherein said inlet port is selectively connectable to a connector of said water pipe or said first connection end.
The hand-held high-pressure cleaner according to claim 2, wherein the fitting body is provided with a vent hole communicating with the portable container.
A hand-held high pressure cleaner according to claim 1 wherein said hand held high pressure cleaning The machine further includes a filter gasket disposed at the liquid inlet, the housing being provided with a fitting portion mated with the adapter, the filter gasket being sealingly mounted within the fitting portion.
A hand-held high pressure cleaner according to claim 1 wherein said portable container is a daily beverage bottle.
A hand-held pressure washer according to claim 1, wherein said portable container is coupled to one end of said adapter, said hand-held pressure washer being coupled to the other end of said adapter, said portable The container includes a bottom surface supporting the portable container, and when the portable container is connected to the handheld high-pressure cleaner through the adapter, a center of gravity of the handheld high-pressure cleaner falls within a bottom surface of the portable container, And can be supported above the portable container.
An adapter adapted to be coupled between a hand-held spray device and a portable container, the adapter comprising an adapter body and an infusion tube, the adapter body comprising a first connection portion, the first connection portion comprising a first connection end and a second connection end capable of communicating with each other; the first connection end being configured to be connectable to a liquid inlet of the hand-held spray device, the second connection end being configured to be coupled to the portable container The opening of the infusion tube is connected or integrally formed on the fitting body, and the other end of the infusion tube is adapted to protrude into the portable container.
The adapter according to claim 12, wherein said second connecting end is formed with an internal thread that is screwed to said portable container.
The adapter according to claim 12, wherein the fitting body further comprises a second connecting portion, the second connecting portion is disposed in the first connecting portion and communicates with the first connecting end and the Between the second connecting ends, the infusion tube is fixedly or detachably connected or integrally formed on the second connecting portion and adapted to protrude into the portable container.
The adapter according to claim 12, wherein said adapter body is provided with a venting opening in communication with said portable container.