CN113729573B

CN113729573B - Cleaning device

Info

Publication number: CN113729573B
Application number: CN202111051717.5A
Authority: CN
Inventors: 丁聪; 罗韦; 李文飞
Original assignee: Lexy Electric Green Energy Technology Suzhou Co Ltd; Suzhou Kingclean Precision Machinery Co Ltd
Current assignee: Lexy Electric Green Energy Technology Suzhou Co Ltd; Suzhou Kingclean Precision Machinery Co Ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2023-03-28
Anticipated expiration: 2041-09-08
Also published as: CN113729573A

Abstract

The invention relates to the technical field of household appliances, in particular to a cleaning device. The cleaning device comprises a first pipeline, a nozzle liquid storage container, a second pipeline and a control valve, wherein the first pipeline is configured to be filled with first liquid, the nozzle is communicated with the first pipeline, the liquid storage container is configured to store second liquid, the liquid storage container is connected with the first pipeline through the second pipeline, and the control valve is arranged on the second pipeline so that the second pipeline can be selectively communicated with the first pipeline. Can realize that the nozzle only spouts first liquid or the mixture of first liquid of blowout and second liquid, cleaning device can adopt different clean modes to different scenes, can realize the better cleanness to different scenes, can also avoid the waste of sanitizer.

Description

Cleaning device

Technical Field

The invention relates to the technical field of motors, in particular to a cleaning device.

Background

Some cleaning device inside storage clear water of current, this type of cleaning device when wasing ground such as corridor or outdoor slabstone, anticorrosive wood, cleaning device spun clear water can't carry out effectual cleanness to stubborn spot, and the operator need utilize cleaning device to carry out a lot of repeatedly to the stubborn department of spot repeatedly clean, leads to whole cleaning process very loaded down with trivial details troublesome.

In addition, some existing cleaning devices only store cleaning agents inside, and the cleaning devices use the cleaning agents when cleaning various positions, so that the cleaning agents are wasted; in addition, after cleaning, an extra tap water pipe is still needed to be matched, the cleaned part of the cleaning agent is washed, and the cleaning step is complicated.

Disclosure of Invention

The invention aims to provide a cleaning device, which can adopt different cleaning modes aiming at different scenes, is suitable for different cleaning scenes and can avoid the waste of cleaning agent.

In order to achieve the purpose, the invention adopts the following technical scheme:

a cleaning device, comprising:

a first line configured to pass a first liquid;

the nozzle is communicated with the first pipeline;

a liquid storage container and a second pipeline, wherein the liquid storage container is configured to store a second liquid, and the liquid storage container is connected with the first pipeline through the second pipeline; and

and the control valve is arranged on the second pipeline so that the second pipeline can be selectively communicated with the first pipeline.

Preferably, the cleaning device further comprises:

the three-way pipe comprises a first inlet, a second inlet and an outlet which are communicated with each other, the first inlet is communicated with the first pipeline, the second inlet is communicated with the second pipeline, and the outlet is communicated with the nozzle; the three-way pipe is provided with a first through hole which penetrates through the first inlet and the outlet, and the second inlet is provided with a second through hole which communicates the first through hole and the second pipeline;

the cross sectional areas of the communication positions of the first through hole and the second through hole are smaller than the cross sectional areas of the two ends of the first through hole, and the liquid storage container is communicated with the outside.

Preferably, a ratio of a cross-sectional area of both ends of the first through-hole to a cross-sectional area of a position where the first through-hole communicates with the second through-hole is 5 to 10.

Preferably, a ratio of a cross-sectional area of both ends of the first through-hole to a cross-sectional area of a position where the first through-hole communicates with the second through-hole is 8.5.

Preferably, the liquid storage container comprises:

the liquid storage container body is communicated with the second pipeline; and

a one-way valve disposed on the reservoir body and configured to allow only gas external to the reservoir body to enter an interior of the reservoir body.

Preferably, the cleaning device further comprises:

a holding mechanism; and

a trigger mechanism disposed on the gripping mechanism, the trigger mechanism configured to drive the control valve to switch between an open state and a closed state.

Preferably, the trigger mechanism comprises a trigger, the trigger comprises an installation part, an adjustment part and a pull rope assembly, the installation part is arranged on the holding mechanism, and the adjustment part is pivoted with the installation part;

the control valve comprises a valve seat and a valve core, the valve seat is arranged on the second pipeline, one end of the pull rope assembly is connected with the adjusting part, and the other end of the pull rope assembly is connected with the valve core.

Preferably, the valve core is detachably connected with the pull rope assembly.

Preferably, the control valve further comprises:

and the resetting piece is arranged in the valve seat, and one end of the resetting piece is connected with or abutted against the valve core so as to be configured to reset the valve core, so that the control valve is in a closed state.

Preferably, a protection member is sleeved on the outer periphery of the second pipeline.

The invention has the beneficial effects that:

the invention provides a cleaning device, wherein a second pipeline is selectively communicated with a first pipeline through a control valve, so that a nozzle can only spray a first liquid or spray a mixture of the first liquid and a second liquid, the cleaning device can adopt different cleaning modes aiming at different scenes, better cleaning of different scenes can be realized, and waste of a cleaning agent can be avoided.

Drawings

FIG. 1 is a schematic structural diagram of a cleaning device provided in an embodiment of the present invention;

FIG. 2 is a schematic view of a part of a cleaning device provided in an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a tee provided by an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a gripping mechanism and a triggering mechanism provided by an embodiment of the present invention;

FIG. 5 is a schematic view of a portion of a gripping mechanism and a triggering mechanism provided in accordance with an embodiment of the present invention;

FIG. 6 is a cross-sectional view of a control valve provided by an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a control valve provided in an embodiment of the present invention.

In the figure:

100. a cleaning device;

1. a holding mechanism; 2. a rolling brush head; 21. a nozzle; 211. a nozzle main line; 212. a nozzle branch line; 22. rolling and brushing; 3. a trigger mechanism; 31. a trigger; 311. an installation part; 312. an adjustment part; 32. a pull cord assembly; 321. fixing the joint; 322. pulling a rope; 323. a protective sleeve; 324. a fixed terminal; 4. a liquid storage container; 41. a liquid storage container body; 42. a one-way valve; 5. a second pipeline; 51. a first sub-circuit; 52. a second sub-circuit; 6. a control valve; 61. a valve seat; 611. a first joint; 612. a second joint; 613. a body; 62. a valve core; 621. a connecting portion; 6211. a first slot; 6212. a second slot; 622. a limiting part; 63. a reset member; 64. a valve cover; 65. a limiting block; 7. a three-way pipe; 71. a first inlet; 72. a second inlet; 721. a second through hole; 73. an outlet; 74. a first through hole; 741. a first stage; 742. a second stage; 743. a third stage; 8. a protective member; 9. a tap water quick connector; 10. a first conduit.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.

2 in the description of the invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "secured" are to be construed broadly and include, for example, both fixed and removable connections or integral parts thereof; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

3 in the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

4 in the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Fig. 1 shows that the present embodiment provides a cleaning device 100, the cleaning device 100 may be a vacuum cleaner, a scrubber or a sweeping machine, and the cleaning device 100 is mainly used for cleaning impurities or garbage on the ground, and is widely used in daily life.

6 as shown in fig. 1, the cleaning device 100 includes a holding mechanism 1 and a rolling brush head 2, the holding mechanism 1 includes a connecting rod and a handle, the handle and the rolling brush head 2 are disposed at the upper and lower ends of the connecting rod, an operator can drive the rolling brush head 2 to move to a position to be cleaned by holding the handle, and the rolling brush head 2 can clean the position to be cleaned. Particularly, the round brush head 2 includes shell, round brush and driving motor, and the lower extreme at the connecting rod is connected to the shell, and round brush and shell pin joint, driving motor can drive the relative shell of round brush and rotate, just can realize the separation on impurity or rubbish and ground through the friction on round brush and ground. In addition, the cleaning device 100 further comprises an adsorption mechanism, the adsorption mechanism can form negative pressure at the position of the rolling brush head 2, and the negative pressure can suck impurities or garbage separated from the ground, so that the impurities or the garbage on the ground can be cleaned and recovered.

7 some existing cleaning devices 100 store clean water inside, when such cleaning devices 100 are used for cleaning the floor such as corridor or outdoor stone plate, anticorrosion wood, etc., the clean water sprayed by the cleaning devices 100 cannot effectively clean stubborn stains, and an operator needs to repeatedly clean stubborn spots of stains by using the cleaning devices 100 for multiple times, so that the whole cleaning process is very complicated and troublesome. In addition, some existing cleaning devices 100 only store detergent inside, and the cleaning device 100 uses detergent when cleaning various positions, which results in waste of detergent. Moreover, the floor cleaned by the cleaning agent still needs to be washed by clean water, so that the floor is excessively wet and slippery, and the cleaning process is complicated.

8 in order to solve the above problem, as shown in fig. 1 and fig. 2, the cleaning device 100 of this embodiment further includes a first pipeline 10, a nozzle 21, a liquid storage container 4, a second pipeline 5 and a control valve 6, the first pipeline 10 is used for introducing clean water (first liquid), the nozzle 21 is communicated with the first pipeline 10, the liquid storage container 4 is used for storing cleaning agent (second liquid), the liquid storage container 4 is connected with the first pipeline 10 through the second pipeline 5, and the control valve 6 is disposed on the second pipeline 5 and can control the second pipeline 5 to be selectively communicated with the first pipeline 10. Through establishing control valve 6 and making second pipeline 5 optionally be linked together with first pipeline 10, can realize that nozzle 21 only spouts the clear water or spout the mixture of clear water and sanitizer, cleaning device 100 can adopt different clean modes to different scenes, can realize the better cleanness to different scenes, can also avoid the waste of sanitizer. The cleaning device 100 is used for cleaning the ground without additionally using clear water for washing, so that the ground is prevented from being excessively wet and slippery, and the cleaning process is simple and convenient.

9 in order to realize the quick assembly of the first pipeline 10, the second pipeline 5 and the nozzle 21, as shown in fig. 2, the cleaning device 100 further comprises a three-way pipe 7, the three-way pipe 7 comprises a first inlet 71, a second inlet 72 and an outlet 73 which are mutually communicated, the first inlet 71 is communicated with the first pipeline 10, the second inlet 72 is communicated with the second pipeline 5, and the outlet 73 is communicated with the nozzle 21, and the first pipeline 10, the second pipeline 5 and the nozzle 21 can be respectively and quickly assembled and disassembled with the three-way pipe 7 through the arrangement of the three-way pipe 7.

Specifically, as shown in fig. 2, the first inlet 71 is inserted into the inner diameter of the first pipe 10, the second inlet 72 is inserted into the inner diameter of the second pipe 5, and the outlet 73 is inserted into the inner diameter of the nozzle 21, so that the tee pipe 7 can be tightly connected to the first pipe 10, the second pipe 5, and the nozzle 21, respectively, and liquid leakage from the connection position can be prevented.

Preferably, as shown in fig. 2, the nozzle 21 includes a nozzle main pipe 211 and two nozzle branch pipes 212, the two nozzle branch pipes 212 are connected to the nozzle main pipe 211, and the second pipe 5 is inserted into the inner diameter of the nozzle main pipe 211. The arrangement of the two nozzle branch pipelines 212 can realize the uniform distribution of the liquid in the nozzle main pipeline 211 in the two nozzle branch pipelines 212, each nozzle branch pipeline 212 can spray equal and uniform liquid, the liquid sprayed by the nozzle 21 in a certain range is ensured to be uniform, and the cleaning device 100 is convenient to clean the ground subsequently.

12 as shown in fig. 2, in order to realize a smoother passage of the liquid in the first pipeline 10 to the outlet 73, the first pipeline 10 is preferably connected to a liquid with a certain pressure, preferably a liquid connected to a tap water pipe, and the liquid in the tap water pipe has a certain pressure, so that the liquid in the first pipeline 10 can be smoothly passed to the outlet 73. As shown in fig. 2, the cleaning device 100 further includes a fast tap water connector 9, the fast tap water connector 9 is communicated with the first pipeline 10, one end of the fast tap water connector 9, which is far away from the first pipeline 10, can be quickly assembled and disassembled with the tap water pipe, and the fast tap water connector 9 and the tap water pipe can be conveniently and quickly assembled by an operator through the fast tap water connector 9.

13, as shown in fig. 3, preferably, the outer surfaces of the first inlet 71, the second inlet 72 and the outlet 73 are provided with protrusions, when the first inlet 71 is inserted into the inner diameter of the first pipeline 10, the second inlet 72 is inserted into the inner diameter of the second pipeline 5, and the outlet 73 is inserted into the inner diameter of the nozzle 21, the protrusions can prevent the first inlet 71 from falling off from the first pipeline 10, the second inlet 72 from falling off from the second pipeline 5, and the outlet 73 from falling off from the nozzle 21, thereby ensuring the stable connection between the first pipeline 10, the second pipeline 5 and the nozzle 21 and the tee pipe 7. Specifically, the thickness of the protrusions is gradually reduced along the insertion direction of the tee pipe 7, so that the operator can insert the tee pipe 7 into the first pipe 10, the second pipe 5, and the nozzle 21 one by one.

14 as shown in fig. 3, the three-way pipe 7 is provided with a first through hole 74 penetrating through the first inlet 71 and the outlet 73, the second inlet 72 is provided with a second through hole 721 communicating the first through hole 74 with the second pipeline 5, the cross-sectional areas of the positions where the first through hole 74 and the second through hole 721 are communicated are both smaller than the cross-sectional areas of the two ends of the first through hole 74, and the liquid storage container 4 is communicated with the outside. When the second pipeline 5 is communicated with the first pipeline 10, through the size of the through hole in the three-way pipe 7 and the arrangement that the liquid storage container 4 is communicated with the outside, the communicating position of the first through hole 74 and the second through hole 721 can generate negative pressure, the communicating position of the first through hole 74 and the second through hole 721 generates siphonage, the cleaning agent in the liquid storage container 4 can be sucked into the three-way pipe 7 through siphonage and is sprayed out from the outlet of the nozzle 21 after being mixed with clear water, the three-way pipe 7 can realize siphonage by utilizing the structure of the three-way pipe 7, and the structure is simple and ingenious.

Preferably, the ratio of the cross-sectional area of both ends of the first through hole 74 to the cross-sectional area of the position where the first through hole 74 and the second through hole 721 communicate with each other is 5 to 10, and the liquid in the second pipe 5 can be more favorably pushed into the three-way pipe 7. Preferably, the ratio of the cross-sectional area of both ends of the first through-hole 74 to the cross-sectional area of the position where the first through-hole 74 and the second through-hole 721 communicate with each other is 8.5, and an optimal siphon effect can be achieved.

Illustratively, as shown in fig. 3, the first through hole 74 includes a first section 741, a second section 742 and a third section 743 connected in sequence from the first inlet 71 to the outlet 73, the second section 742 communicates with the second through hole 721, wherein the cross-sectional areas of the first section 741 and the third section 743 are larger than the cross-sectional area of the second section 742. As shown in fig. 3, the cross-sectional area of the first section 741 gradually decreases or decreases in a step-like manner from the free end thereof to the second section 742, so that a buffer effect on the liquid therein can be achieved. The cross-sectional area of the third section 743 decreases gradually or in a stepped manner from the free end to the second section 742, so that the liquid therein can be buffered. The cross-sectional area of the second through hole 721 is gradually reduced or reduced in a step shape from the free end to the second section 742, so that a buffering effect on the liquid therein can be achieved.

Referring to fig. 1 and 2, the structure of the liquid storage container 4 is described, as shown in fig. 1 and 2, the liquid storage container 4 includes a liquid storage container body 41 and a one-way valve 42, the liquid storage container body 41 is communicated with the second pipeline 5, the one-way valve 42 is disposed on the liquid storage container body 41, and only air outside the liquid storage container body 41 is allowed to enter the liquid storage container body 41. Through the setting of check valve 42, can enough guarantee that external atmosphere enters into the stock solution container body 41, can also avoid the liquid in the stock solution container body 41 to leak outward.

In order to realize that the second pipeline 5 can be selectively communicated with the first pipeline 10, as shown in fig. 1, fig. 2 and fig. 4, the cleaning device 100 further comprises a trigger mechanism 3, the trigger mechanism 3 is arranged on the holding mechanism 1, the trigger mechanism 3 is used for driving the control valve 6 to switch between the opening state and the closing state, through the arrangement of the trigger mechanism 3, an operator does not need to bend down to operate, the operator can remotely control the opening and closing state of the control valve 6, and the operator can control the cleaning device 100 simply and easily.

Referring to fig. 1, 2 and 4, the structure of the trigger mechanism 3 and the control valve 6 will be described, as shown in fig. 1, 2, 4 and 5, the trigger mechanism 3 includes a trigger 31, the trigger 31 includes a mounting portion 311, an adjusting portion 312 and a pull-cord assembly 32, the mounting portion 311 is disposed on the holding mechanism 1, and the adjusting portion 312 is pivotally connected to the mounting portion 311; the control valve 6 includes a valve seat 61 and a valve body 62, the valve seat 61 is provided on the second pipe 5, one end of the rope assembly 32 is connected to the adjusting portion 312, and the other end of the rope assembly 32 is connected to the valve body 62. The control valve 6 can be controlled to open or close by the pull-rope assembly 32 by a simple operation of the pull adjustment portion 312, and the operation is simple and convenient for the operator.

As shown in fig. 2 and 6, in order to facilitate the installation of the valve seat 61 on the second pipeline 5, the valve seat 61 includes a first joint 611, a second joint 612 and a body 613, the first joint 611 and the second joint 612 are both connected to and communicated with the body 613, the second pipeline 5 includes a first sub-pipeline 51 and a second sub-pipeline 52, both ends of the first sub-pipeline 51 are respectively connected to and communicated with the liquid storage container body 41 and the second joint 612, both ends of the second sub-pipeline 52 are respectively connected to and communicated with the second inlet 72 and the first joint 611, so that the valve seat 61 and the second pipeline 5 can be quickly disassembled and assembled, and an operator can replace the damaged first sub-pipeline 51, the damaged second sub-pipeline 52 or the valve seat 61. In addition, as shown in fig. 2, the valve seat 61 may be fixedly connected to the roller brush head 2 by screws, pins, etc. to ensure structural stability of the control valve 6 itself.

Because the number of parts near the second pipeline 5 is large, the second pipeline 5 is easy to bend, so that liquid in the second pipeline 5 is easy to block and is difficult to flow, in order to solve the problem, as shown in fig. 2, the outer periphery of the second pipeline 5 is sleeved with a protection piece 8, the protection piece 8 can effectively prevent the second pipeline 5 from bending, and further, the good flowability of the liquid in the second pipeline 5 can be ensured. The protection member 8 of the present embodiment may be a spring, for example.

As shown in fig. 6, the control valve 6 further includes a reset member 63, the reset member 63 is disposed in the valve seat 61, and one end of the reset member 63 is connected to or abutted against the valve core 62 to reset the valve core 62, so that the control valve 6 is restored to the closed state, that is, the valve core 62 blocks the first sub-pipe 51 and the second sub-pipe 52. Illustratively, the return member 63 may be a spring that is capable of providing a large return force to the spool 62.

As shown in fig. 6, as a preferable scheme, the valve core 62 includes a connection portion 621 and a limiting portion 622, the spring is sleeved on the connection portion 621, and the connection portion 621 is configured to prevent the spring from bending in a compression process, so as to achieve better elastic deformation of the spring. One end of the spring abuts on the stopper 622, and the stopper 622 prevents the spring from separating from the valve body 62.

As shown in fig. 6, preferably, the control valve 6 further includes a valve cover 64, the valve cover 64 is fastened at the opening of the valve seat 61 and forms a space for accommodating the spring together with the valve seat 61, and the valve cover 64 and the valve seat 61 can prevent external impurities from entering the space for accommodating the spring, thereby ensuring normal elastic deformation of the spring. One end of the spring abuts against the stopper 622, and the other end abuts against the valve cover 64. When the valve core 62 is pulled by the rope assembly 32 and moves toward the bonnet 64, the stopper 622 compresses the spring while moving toward the bonnet 64; when the pulling rope assembly 32 is released, the spring returns to its original shape and pushes the position-limiting portion 622, so that the position-limiting portion 622 moves away from the valve cover 64, and the position-limiting portion 622 blocks the first joint 611 and the second joint 612 again. In addition, valve gap 64 and disk seat 61 threaded connection can realize the quick assembly disassembly of valve gap 64 and disk seat 61, and the operator of being convenient for is to the quick replacement of dead spring.

In addition, as shown in fig. 6, a limiting block 65 is arranged on the valve cover 64, the limiting block 65 is matched with the roller brush head 2 to prevent the valve cover 64 from being screwed off the valve seat 61, the cleaning device 100 can prevent the valve cover 64 from falling off the valve seat 61 in the using process, and the normal use of the control valve 6 is ensured. Preferably, the number of the limiting blocks 65 is two, the two limiting blocks 65 are symmetrically arranged on two sides of the valve cover 64 and located on the outer side of the rolling brush head 2, and the two limiting blocks 65 can respectively limit the clockwise rotation or the counterclockwise rotation of the valve cover 64 relative to the valve seat 61.

The structure of the pulling-up assembly 32 is described with reference to fig. 2 and 5, as shown in fig. 2, the pulling rope assembly 32 and 5 includes a fixed joint 321, a pulling rope 322, and a protective sleeve 323, two ends of the protective sleeve 323 are fixed on the holding mechanism 1 through the fixed joint 321, the pulling rope 322 passes through the protective sleeve 323, one end of the pulling rope 322 is fixedly connected with the adjusting portion 312, the other end of the pulling rope 322 is fixedly connected with the valve core 62, the pulling rope 322 can be prevented from being broken by external force by the protective sleeve 323, and the protective sleeve 323 can achieve a good protective effect on the pulling rope 322. Illustratively, the fixing structure 321 can be detachably connected to the holding mechanism 1 by screws, pins, etc., so as to facilitate replacement and detachment of the pulling rope assembly 32 by an operator.

Preferably, the valve spool 62 is removably connected to the pull-cord assembly 32 to facilitate replacement of the valve spool 62 or the pull-cord assembly 32. Specifically, as shown in fig. 7, the pull rope assembly 32 further includes a fixing terminal 324, the fixing terminal 324 is fixedly connected to the pull rope 322, the connecting portion 621 is provided with a first slot 6211 and a second slot 6212, the end of the second slot 6212 away from the first slot 6211 is communicated with the outside of the connecting portion 621, the width of the first slot 6211 is greater than the maximum size of the fixing terminal 324, the maximum size of the fixing terminal 324 is greater than the width of the second slot 6212, and the pull rope 322 is disposed in the second slot 6212. The operator can place the fixed terminal 324 into the first slot 6211, and the fixed terminal 324 is engaged with the second slot 6212, so as to fix the pull-string assembly 32 and the valve core 62.

The operation of the cleaning device 100 will be described with reference to fig. 2, 4, 5 and 6:

as shown in fig. 2 and 6, when the operator does not apply a force to the adjustment portion 312, the reset member 63 resets the valve body 62 so as to disconnect the second pipe line 5 from the three-way pipe 7, and at this time, only the clean water introduced from the tap water quick connector 9 can be discharged from the nozzle branch pipe 212.

As shown in fig. 2, 4 and 5, when the operator rotates the adjusting portion 312 counterclockwise, the adjusting portion 312 drives the pull rope 322 to pull the valve core 62 upward, so that the second pipeline 5 is communicated with the three-way pipe 7, the detergent in the liquid storage container 4 is sucked into the three-way pipe 7 through siphonage, and the detergent and the clean water are mixed in the three-way pipe 7 and then are sprayed out from the nozzle branch pipeline 212, so that the dirty and hard-to-treat position can be cleaned.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A cleaning device, comprising:

the holding mechanism (1) comprises a connecting rod and a handle;

the rolling brush head (2), the handle and the rolling brush head (2) are arranged at the upper end and the lower end of the connecting rod, the rolling brush head (2) comprises a shell, a rolling brush and a driving motor, and the shell is connected to the lower end of the connecting rod;

the first pipeline (10) is configured to be filled with a first liquid with pressure, and one end of the first pipeline (10) is communicated with the tap water quick connector (9) so that the first pipeline (10) is connected with the first liquid of a tap water pipe;

a nozzle (21) communicating with the other end of the first pipe (10);

a liquid reservoir (4) and a second line (5), the liquid reservoir (4) being configured to store a second liquid, the liquid reservoir (4) being connected to the first line (10) via the second line (5), the liquid reservoir (4) being integrated in the housing; and

a control valve (6) arranged on the second pipeline (5) so that the second pipeline (5) can be selectively communicated with the first pipeline (10);

the trigger mechanism (3) is arranged on the connecting rod and comprises a trigger (31), the trigger (31) comprises a pull rope assembly (32), one end of the pull rope assembly (32) is connected with an adjusting part (312) of the trigger (31), and the other end of the pull rope assembly (32) is connected with a valve core (62) of the control valve (6), so that the adjusting part (312) is pulled to control the opening of the control valve (6);

a tee (7) comprising a first inlet (71), a second inlet (72) and an outlet (73) which are communicated with each other, said first inlet (71) being communicated with said first pipeline (10), said second inlet (72) being communicated with said second pipeline (5), said outlet (73) being communicated with said nozzle (21); a first through hole (74) penetrating through the first inlet (71) and the outlet (73) is formed in the three-way pipe (7), and a second through hole (721) communicating the first through hole (74) with the second pipeline (5) is formed in the second inlet (72);

the cross sectional areas of the communication positions of the first through hole (74) and the second through hole (721) are smaller than the cross sectional areas of two ends of the first through hole (74), and the liquid storage container (4) is communicated with the outside;

when the second pipeline (5) is communicated with the first pipeline (10), the second liquid in the liquid storage container (4) is sucked into the three-way pipe (7) through the second through hole (721) through the siphonage phenomenon and flows out to the nozzle from the outlet (73) of the first through hole (74) along with the first liquid from the outlet (73) of the first through hole (74).

2. The cleaning device according to claim 1, wherein a ratio of a cross-sectional area of both ends of the first through-hole (74) to a cross-sectional area of a position where the first through-hole (74) communicates with the second through-hole (721) is 5 to 10.

3. The cleaning device according to claim 2, wherein a ratio of a cross-sectional area of both ends of the first through-hole (74) to a cross-sectional area of a position where the first through-hole (74) communicates with the second through-hole (721) is 8.5.

4. A cleaning device according to claim 1, wherein the reservoir (4) comprises:

the liquid storage container body (41) is communicated with the second pipeline (5); and

a one-way valve (42) provided on the reservoir body (41) and configured to allow only gas outside the reservoir body (41) to enter the interior of the reservoir body (41).

5. The cleaning device according to claim 4, wherein the trigger (31) further comprises a mounting portion (311) and an adjusting portion (312), the mounting portion (311) is arranged on the holding mechanism (1), and the adjusting portion (312) is pivoted with the mounting portion (311);

the control valve (6) comprises a valve seat (61) and the valve core (62), and the valve seat (61) is arranged on the second pipeline (5).

6. The cleaning apparatus of claim 5, wherein the valve cartridge (62) is removably connected to the pull-cord assembly (32).

7. The cleaning device according to claim 5, characterized in that the control valve (6) further comprises:

a reset member (63) disposed in the valve seat (61), one end of the reset member (63) being connected to or abutting against the valve element (62) so as to be configured to reset the valve element (62) so as to place the control valve (6) in a closed state.

8. Cleaning device according to any one of claims 1-4, characterized in that the second conduit (5) is peripherally sheathed with a protection (8).