CN212307707U - Non-motorized water outlet cleaning head and dust collector thereof - Google Patents

Abstract

The utility model discloses a cleaner head and dust catcher of non-motor-driven play water, wherein, cleaner head, including the casing, still including wiping clean body, delivery port and play water component, wherein, wipe clean body and delivery port and be located the lower surface of casing, go out water component and include water storage unit and foot-operated extrusion unit, water storage unit and delivery port intercommunication and discharge water from the delivery port under the effect of foot-operated extrusion unit. The water storage device has the advantages that a user can discharge water stored in the water storage unit from the water outlet in a foot-stepping mode, so that the water storage device is used for wetting the ground and is convenient for wiping a body; the pedal type extrusion unit is of a non-motorized structure, is simple in structure and convenient to operate, can be made of plastic materials or other low-cost materials, greatly reduces the cost of the cleaning head, reduces the weight of the cleaning head, and is more labor-saving for users to use.

Description

Non-motorized water outlet cleaning head and dust collector thereof

Technical Field

The utility model relates to a cleaning device field especially relates to a cleaning head of non-motor-driven play water and dust catcher thereof.

Background

Some existing cleaning tools, such as electric mops, handheld vacuum cleaners, etc., have an automatic water outlet function. The functions are generally realized by adopting a motorized water outlet mode, such as a water pump, so that the product cost is higher, the weight of the cleaning head part is larger, and the inconvenience in use is brought.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a cleaning head with non-motorized water outlet, which simplifies the water outlet structure and reduces the cost and the weight of the cleaning head.

A second object of the present invention is to provide a vacuum cleaner, which is provided with the cleaning head, thereby realizing the function diversification of the vacuum cleaner.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

the non-motorized water outlet cleaning head comprises a shell, a cleaning body, a water outlet and a water outlet assembly, wherein the cleaning body and the water outlet are positioned on the lower surface of the shell, the water outlet assembly comprises a water storage unit and a pedal type extrusion unit, and the water storage unit is communicated with the water outlet and discharges water from the water outlet under the action of the pedal type extrusion unit.

Preferably, the pedal type extrusion unit comprises an upper shell, a piston structure, an elastic piece and a lower shell, wherein the piston structure is movably connected with the lower shell to form an extrusion cavity with a variable volume; the extrusion cavity is respectively communicated with the water storage unit and the water outlet in a one-way mode, the one-way communication direction of the extrusion cavity and the water storage unit is from the water storage unit to the extrusion cavity, and the one-way communication direction of the extrusion cavity and the water outlet is from the extrusion cavity to the water outlet.

Preferably, the piston structure is arranged in the lower shell and comprises a sealing element used for being tightly attached to the inner wall of the lower shell and a first positioning groove used for positioning an elastic element; a second positioning groove opposite to the positioning groove is formed in the lower shell; the elastic piece is located in the space between the first positioning groove and the second positioning groove, and two ends of the elastic piece are respectively abutted against the first positioning groove and the second positioning groove.

Preferably, the pedal type extrusion unit comprises an upper shell, a cylinder, an elastic piece, a sealing ring and a lower shell, wherein the cylinder is movably connected with the lower shell to form an extrusion cavity with a variable volume; the extrusion cavity is respectively communicated with the water storage unit and the water outlet in a one-way mode, the one-way communication direction of the extrusion cavity and the water storage unit is from the water storage unit to the extrusion cavity, and the one-way communication direction of the extrusion cavity and the water outlet is from the extrusion cavity to the water outlet; the sealing ring is arranged between the cylinder and the lower shell; two ends of the elastic piece are respectively abutted against the cylinder and the lower shell.

Preferably, the pedal type squeezing unit comprises an upper shell, an elastic air bag and a lower shell, the elastic air bag is positioned between the upper shell and the lower shell, and the upper shell and the lower shell are movably connected to squeeze the elastic air bag; the elastic air bag is internally provided with an extrusion cavity with variable volume; the extrusion cavity is respectively communicated with the water storage unit and the water outlet in a one-way mode, the one-way communication direction of the extrusion cavity and the water storage unit is from the water storage unit to the extrusion cavity, and the one-way communication direction of the extrusion cavity and the water outlet is from the extrusion cavity to the water outlet.

Preferably, the water outlet assembly further comprises a water pipe, the water pipe is communicated with the water storage unit and the water outlet, and the pedal type extrusion unit is arranged on the water pipe; the water storage unit and the pedal type extrusion unit are respectively arranged on two sides of the cleaning head and are communicated through the water pipe.

Preferably, the pedal type extrusion unit is provided with an inlet and an outlet which are connected with the water pipe, and the water pipe is respectively communicated with the water storage unit, the inlet, the outlet and the water outlet; the inlet and the outlet are provided with one-way valves.

Preferably, the cleaner head further comprises a suction opening; the dust suction port is positioned at the front side of the cleaning body, and the opening of the dust suction port faces downwards; and auxiliary wheels are arranged on two sides of the dust suction port.

Preferably, at least one water outlet groove is arranged between the cleaning body and the dust suction port, and at least one water outlet is arranged in the water outlet groove.

The second purpose of the utility model is realized by adopting the following technical scheme:

a dust collector comprises a handle and the cleaning head; the handle is connected with the cleaning head through a connecting assembly; the handle is provided with a dust cup assembly and a machine body assembly; a dust suction pipeline is arranged in the cleaning head and communicated with the dust suction port, and the dust suction pipeline is communicated with the machine body assembly.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the cleaning head of the utility model is provided with the water storage unit and the foot-operated extrusion unit in the shell, so that a user can discharge water stored in the water storage unit from the water outlet in a foot-operated mode for wetting the ground and conveniently wiping a cleaning body; the pedal type extrusion unit has a non-motorized structure, is simple in structure and convenient to operate, can be made of plastic materials or other low-cost materials, greatly reduces the cost of the cleaning head, lightens the weight of the cleaning head, and is more labor-saving for a user to use; the dust collector using the cleaning head has the advantages of increased functions and better cleaning effect.

Drawings

Fig. 1 is a schematic structural view of a cleaning head according to an embodiment of the present invention;

fig. 2 is a schematic view of a cleaning head according to an embodiment of the present invention;

fig. 3 is a schematic view of the internal structure of the cleaning head according to the embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a cleaning head according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of another position of the cleaning head according to the embodiment of the present invention;

FIG. 6 is a schematic structural view of a vacuum cleaner according to an embodiment of the present invention;

fig. 7 is a schematic sectional view of a vacuum cleaner according to an embodiment of the present invention.

In the figure: 10. a cleaning head; 11. an upper housing; 12. a lower housing; 13. a dust collection pipeline; 20. a water storage unit; 21. a water storage tank; 22. a cover body; 30. a pedal type extrusion unit; 31. an upper shell; 32. a piston structure; 33. an elastic member; 34. a lower case; 341. an inlet; 342. an outlet; 343. a one-way valve; 35. an extrusion chamber; 36. a seal member; 37. a first positioning groove; 38. a second positioning groove; 39. a chimeric structure; 40. a water pipe; 41. a water outlet; 42. a water outlet groove; 43. a positioning member; 50. wiping and cleaning the body; 60. a dust suction port; 61. an auxiliary wheel; 70. a handle; 71. a dirt cup assembly; 72. a body assembly; 73. a connecting assembly; 731. a first steering member; 732. a second steering member.

Detailed Description

The present invention will now be described in more detail with reference to the accompanying drawings, and it is to be understood that the following description of the present invention is made only by way of illustration and not by way of limitation with reference to the accompanying drawings. The various embodiments may be combined with each other to form other embodiments not shown in the following description.

In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

Referring to fig. 1 to 7, the embodiment of the present invention provides a cleaning head and a vacuum cleaner with non-motorized water discharge, which will be clarified in the following description, wherein a water outlet assembly is disposed in the housing of the cleaning head, and the water in the water storage unit is discharged from the water outlet by using a pedal type squeezing unit in the water outlet assembly, so as to wet the cleaning body or the ground without using an electric water pump, and the user can only step on the pedal type squeezing unit to discharge water, thereby simplifying the structure of the cleaning head and reducing the weight of the cleaning head, and reducing the cost of the cleaning head and the vacuum cleaner.

As shown in fig. 1 to 5, the cleaning head 10 of the non-motorized water outlet of the embodiment of the present invention includes a housing, and further includes a cleaning body 50, a water outlet 41 and a water outlet assembly, wherein the cleaning body 50 and the water outlet 41 are located on the lower surface of the housing, the water outlet assembly includes a water storage unit 20 and a pedal type squeezing unit 30, the water storage unit 20 is communicated with the water outlet 41 and discharges water from the water outlet 41 under the action of the pedal type squeezing unit 30.

The shell comprises an upper shell 11 and a lower shell 12, the cleaning body 50 is arranged on the bottom surface of the lower shell 12, the water outlet assembly is arranged between the upper shell 11 and the lower shell 12, and the upper shell 11 is fixedly connected with the lower shell 12. The material of the cleaning body 50 can be selected from water-absorbent materials, such as untwisted cotton towel cloth, superfine fiber towel, etc.; it can also be made of quick-drying fabric, such as chemical fiber, polyester fiber, synthetic fabric fiber, etc.

The water storage unit 20 has various structures, and generally includes a water storage tank 21 and an openable cover 22 disposed on the water storage tank 21, where the cover 22 may be detachably connected to the water storage tank 21, such as by screwing, or may be hinged to the water storage tank in a turning manner; in the specific example shown in fig. 4, the cover 22 and the water storage tank 21 are separately arranged, the cover 22 is directly inserted into the opening of the water storage tank 21, the contact surface between the cover 22 and the opening can be made of an elastic material for sealing the cover 22 and the opening, or the cover 22 integrally formed by the elastic material can be directly inserted into the opening and tightly sealed with the inner wall of the opening. The shape of the water storage tank 21 is adapted to the inner space of the housing, and is generally a relatively flat shape, such as a rectangular parallelepiped, a cylinder, etc., with a relatively low height, and an irregular shape may be adopted in consideration of the arrangement of the components inside the housing. In the specific example shown in fig. 3, the water storage tank 21 is a rectangular parallelepiped structure, the opening is located at the center of the upper side of the rectangular parallelepiped, and the cover 22 is exposed out of the upper surface of the housing, so that a user can conveniently pull out the cover 22 to add water and insert the cover 22 for sealing.

The foot-operated pressing unit 30 has various structures, which are further analyzed and adopted in a suitable manner. In some embodiments, as shown in fig. 4, the foot-operated pressing unit 30 includes an upper shell 31, a piston structure 32, an elastic member 33, and a lower shell 34, and the upper shell 31 can be used as a pedal for a user to step on. The piston structure 32 is movably connected to the lower shell 34 to form a variable volume squeeze chamber 35. More specifically, the piston structure 32 moves downward under the action of the upper shell 31, the space between the piston structure and the lower shell 34 becomes smaller, that is, the extrusion chamber 35 becomes smaller, and the liquid in the extrusion chamber 35 is discharged outward; when the force of the upper shell 31 is removed, the piston structure 32 is lifted by the elastic member 33, the space between the piston structure and the lower shell 34 becomes larger, that is, the pressing chamber 35 becomes larger, and the external liquid enters the pressing chamber 35. In this process, it is necessary to ensure the sealing between the piston structure 32 and the lower shell 34, so as to ensure the sealing of the extrusion chamber 35, therefore, the piston structure 32 includes a sealing member 36 for closely contacting with the inner wall of the lower shell 34, as shown in fig. 4, the sealing member 36 is a structure with a concave middle, and the upper and lower edges of the sealing member 36 are tilted outwards to closely contact with and deform the inner wall of the lower shell 34, so as to achieve the sealing. The sealing member 36 may be made of an elastic material such as silicone rubber or the like. In addition, the elastic element 33 needs to be respectively abutted against the piston structure 32 and the lower shell 34, and is compressed when the piston structure 32 moves downwards, and then pushes the piston structure 32 to ascend, so that the piston structure 32 further comprises a first positioning groove 37 for positioning the elastic element 33 for conveniently installing the elastic element 33; the lower shell 34 is provided with a second positioning groove 38 opposite to the positioning groove; the elastic member 33 is located in the space between the first positioning slot 37 and the second positioning slot 38, and two ends of the elastic member 33 respectively abut against the first positioning slot 37 and the second positioning slot 38. In some embodiments, the resilient member 33 is a spring, and the first and second positioning grooves 37 and 38 are cylindrical grooves, adapted to the shape of the spring. When the upper shell (pedal) is at the initial position, the upper surface of the upper shell is higher than the upper surface of the upper shell, so that a user can conveniently step on the pedal.

In addition, in order to make the piston structure 32 and the upper shell 31 move in a matching way, a fitting structure 39 is arranged between the piston structure 32 and the upper shell 31, and comprises a fitting groove and a fitting block which are mutually fitted, so that the piston structure 32 and the upper shell 31 are prevented from being dislocated. The engaging structure 39 may be a movable connection or a fixed connection, and preferably, in order to facilitate the installation and the disassembly, in the specific example shown in fig. 4, the movable connection structure is adopted, and the engaging groove and the engaging block are both vertical structures without barbs, so that the horizontal position limitation can be realized, and the piston structure 32 and the upper shell 31 are prevented from being dislocated.

In other embodiments, the pedal-type squeezing unit 30 includes an upper shell 31, a cylinder, an elastic member 33, a sealing ring, and a lower shell 34, wherein the cylinder covers the upper portion of the lower shell 34 and is movably connected with the lower shell 34 to form a squeezing cavity 35 with a variable volume, and more specifically, the cylinder moves downwards under the action of the upper shell 31, the space between the cylinder and the lower shell 34 becomes smaller, that is, the squeezing cavity 35 becomes smaller, and the liquid in the squeezing cavity 35 is discharged outwards; when the force of the upper shell 31 disappears, the air cylinder rises under the action of the elastic member 33, the space between the air cylinder and the lower shell 34 becomes larger, that is, the pressing cavity 35 becomes larger, and the external liquid enters the pressing cavity 35. At this time, the sealing performance between the cylinder and the lower shell 34 needs to be ensured, so that the sealing ring is arranged between the cylinder and the lower shell 34, and the sealing ring can be fixed on the outer wall of the lower shell 34 and tightly attached to the cylinder; or fixed on the inner wall of the cylinder and tightly attached to the lower shell 34, and the sealing ring can be the existing product directly bought in the market. Both ends of the elastic member 33 are respectively abutted against the cylinder and the lower case 34, and preferably, the elastic member 33 may be a spring. The upper shell 31 is stepped down to drive the cylinder to move downwards, the spring is compressed, the extrusion cavity 35 is reduced, and liquid flows outwards; and (3) releasing the upper shell 31, restoring the spring to push the air cylinder to move upwards until the air cylinder is reset, enlarging the extrusion cavity 35, and enabling the liquid to flow into the extrusion cavity 35, wherein the steps are repeated in such a way to form a foot-operated liquid pump.

In other embodiments, the pedal-type pressing unit 30 includes an upper shell 31, an elastic airbag and a lower shell 34, the elastic airbag is located between the upper shell 31 and the lower shell 34, and the upper shell 31 and the lower shell 34 are movably connected to press the elastic airbag, in this embodiment, the elastic airbag is directly used without the elastic member 33, and the elastic airbag may be a plastic airbag with a folding deformation structure, or a silicone airbag, etc.; the elastic air bag is internally provided with an extrusion cavity 35 with variable volume; the upper shell 31 is pressed down, the elastic air bag is compressed, the extrusion cavity 35 becomes small, and liquid is discharged from the lower shell 34; the downward pressure of the upper shell 31 disappears, the elastic air bag automatically recovers, the extrusion cavity 35 becomes large, and liquid enters the elastic air bag from the outside.

In the above embodiment, the squeezing cavity 35 is respectively in one-way communication with the water storage unit 20 and the water outlet 41, the one-way communication direction between the squeezing cavity 35 and the water storage unit 20 is from the water storage unit 20 to the squeezing cavity 35, and the one-way communication direction between the squeezing cavity 35 and the water outlet 41 is from the squeezing cavity 35 to the water outlet 41. And the communication ports of the squeezing chamber 35 and the outside are provided on the lower case 34. More specifically, the lower shell 34 is provided with an inlet 341 and an outlet 342, a one-way valve 343 is provided in the inlet 341 and the outlet 342, and the two one-way valves 343 are opposite in flow direction, that is, the one-way valve 343 is provided in the inlet 341 and flows from the water storage unit 20 to the squeezing chamber 35, and the one-way valve 343 is provided in the outlet 342 and flows from the squeezing chamber 35 to the water outlet 41. The check valve 343 may be a commercially available micro plastic check valve 343 or other micro check valves 343, and may be configured to perform one-way flow.

The positional relationship between the water storage unit 20 and the foot-operated squeezing unit 30 is further analyzed and adopted in a suitable manner. In some embodiments, the water storage unit 20 and the foot-operated squeezing unit 30 are arranged side by side, the inlet 341 of the lower casing 34 is directly communicated with the water storage unit 20, and the water in the water storage unit 20 directly flows into the squeezing cavity 35 through the one-way valve 343 in the inlet 341. In other embodiments, the cleaner head 10 has a flat structure, which is approximately rectangular, and the operating unit is located at the middle of the cleaner head 10. in order to optimize the structure of the cleaner head 10, the water storage unit 20 and the pedal type squeezing unit 30 are respectively located at both sides of the cleaner head 10, and the middle is communicated with each other by the water pipe 40. As shown in fig. 3, in some embodiments in which the cleaning head 10 is a suction head, the suction pipe 13 of the cleaning head 10 is located in the middle of the housing, and in order to prevent the cleaning head 10 from being heavy on one side, the water storage unit 20 and the foot-operated squeezing unit 30 are respectively disposed on two sides of the suction pipe 13, the water pipe 40 is disposed above or below the suction pipe 13, the water storage unit 20 and the foot-operated squeezing unit 30 are communicated, and then the foot-operated squeezing unit 30 is connected to the water outlet 41 through the water pipe 40.

There are also a number of situations for the location of the water outlet 41, which are further analyzed and adapted in a suitable manner and which can be implemented in connection with the above described embodiments. In some embodiments, the water outlet 41 is directly disposed below the water storage tank 21 or the foot-operated squeezing unit 30 and directly connected to the outlet 342 of the foot-operated squeezing unit 30, in this case, the water outlet 41 is generally disposed directly above the cleaning body 50, and the water flows out from the water outlet 41 and directly soaks the cleaning body 50. In other embodiments, the water outlet 41 is disposed at the front side of the cleaning body 50, water is discharged from the water outlet 41 and then drops on the floor to wet the floor, so as to soften the dirt, and the user pushes the cleaning head 10 forward, so that the cleaning body 50 can be used to wipe the wet floor to complete the cleaning. In some embodiments in which the cleaner head 10 is a cleaner head, the cleaner head 10 further comprises a cleaning opening 60; the dust suction port 60 is located at the front side of the cleaning body 50, the opening is arranged downwards, in order to avoid sucking water into the dust collector, the water outlet 41 is located behind the dust suction port 60 and between the dust suction port 60 and the cleaning body 50, when cleaning, a user pushes the cleaning head 10 forwards, the dust suction port 60 firstly sucks dust on the ground, then the water outlet 41 sprays water to wet the ground to soften stains, then the cleaning body 50 is used for cleaning the ground to take away water stains and the stains, the ground cleaning is completed through one action, and the operation is very convenient. In order to prevent incomplete cleaning caused by partial wetting and partial drying during wiping, it is preferable that at least one water outlet groove 42 is provided between the wiping body 50 and the dust suction port 60, and at least one water outlet 41 is provided in the water outlet groove 42. More specifically, as shown in fig. 2, the water outlet device comprises two water outlet grooves 42 arranged side by side on two sides of the lower surface of the housing, wherein the inner walls of the water outlet grooves 42 are arranged obliquely, so that water flows down conveniently; the water outlet 41 is located at the top of the water outlet groove 42, and as shown in fig. 5, two ends of the water pipe 40 are arranged in parallel at the front side of the housing of the cleaning head 10, and the positions of the ends correspond to the water outlet groove 42. One water outlet groove 42 is provided with 3 water outlets 41.

In some embodiments, when the water tube 40 is disposed in the cleaning head 10, the water tube 40 is provided with a positioning member 43 for fixing with the housing to prevent the water tube 40 from being displaced, as shown in fig. 3.

Because the water outlet assembly is arranged in the cleaner head 10 and is positioned at the rear of the housing, the rear side of the cleaner head 10 is heavier, the front side of the cleaner head is lighter, and imbalance of the cleaner head 10 in use can be caused, and therefore, in some embodiments, the auxiliary wheels 61 are arranged on two sides of the dust suction port 60, so that the cleaner head 10 is kept balanced in use, friction between the cleaner head 10 and the ground is reduced, and pushing by a user is facilitated.

As shown in fig. 6 and 7, the present invention also provides a vacuum cleaner, which comprises a handle 70 and the cleaning head 10, wherein the handle 70 is connected to the cleaning head 10 through a connecting assembly 73; the handle 70 is provided with a dust cup assembly 71 and a machine body assembly 72, the dust cup assembly 71 is used for filtering dust, the machine body assembly 72 is used for providing suction, and the structures of the dust cup assembly 71 and the machine body assembly 72 are prior art and will not be described herein. Be equipped with dust absorption pipeline 13 in the cleaning head 10, dust absorption pipeline 13 and dust absorption mouth 60 intercommunication, and the one end of dust absorption pipeline 13 is located coupling assembling 73 and communicates with organism subassembly 72, and the water pipe 40 of setting in the cleaning head 10 casing avoids dust absorption pipeline 13 and coupling assembling 73 to set up, and sets up water storage unit 20 and foot-operated extrusion unit 30 respectively in the both sides of dust absorption pipeline 13 and coupling assembling 73. The connecting assembly 73 comprises a steering assembly sleeved on the dust suction pipeline 13, the steering assembly comprises a first steering piece 731 and a second steering piece 732, the first steering piece 731 is located in the middle of the rear side of the shell and is rotationally connected with the shell, the left half part and the right half part of the shell are respectively provided with a symmetrical first steering groove, two sides of the first steering piece 731 are respectively provided with a first steering shaft, and the first steering shafts are matched with the first steering grooves to rotate; the two sides of the upper part of the first steering part 731 are respectively provided with a second steering shaft, the second steering part 732 is provided with a second steering groove, and the second steering groove is correspondingly clamped into the second steering groove and rotates in the second steering groove, so that the machine body assembly 72 can rotate left and right and turn up and down relative to the cleaning head 10, and indoor dead corners, such as the corners under a sofa or under a bed, can be cleaned.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (10)

1. The utility model provides a cleaning head of non-motor driven play water, includes the casing, its characterized in that: the water outlet assembly comprises a water storage unit and a pedal type extrusion unit, wherein the water storage unit is communicated with the water outlet and discharges water from the water outlet under the action of the pedal type extrusion unit.

2. The non-motorized effluent cleaning head of claim 1 further comprising: the pedal type extrusion unit comprises an upper shell, a piston structure, an elastic piece and a lower shell, wherein the piston structure is movably connected with the lower shell to form an extrusion cavity with variable volume; the extrusion cavity is respectively communicated with the water storage unit and the water outlet in a one-way mode, the one-way communication direction of the extrusion cavity and the water storage unit is from the water storage unit to the extrusion cavity, and the one-way communication direction of the extrusion cavity and the water outlet is from the extrusion cavity to the water outlet.

3. The non-motorized effluent cleaning head of claim 2 further comprising: the piston structure is arranged in the lower shell and comprises a sealing element tightly attached to the inner wall of the lower shell and a first positioning groove for positioning the elastic element; a second positioning groove opposite to the positioning groove is formed in the lower shell; the elastic piece is located in the space between the first positioning groove and the second positioning groove, and two ends of the elastic piece are respectively abutted against the first positioning groove and the second positioning groove.

4. The non-motorized effluent cleaning head of claim 1 further comprising: the pedal type extrusion unit comprises an upper shell, an air cylinder, an elastic piece, a sealing ring and a lower shell, wherein the air cylinder is movably connected with the lower shell to form an extrusion cavity with a variable volume; the extrusion cavity is respectively communicated with the water storage unit and the water outlet in a one-way mode, the one-way communication direction of the extrusion cavity and the water storage unit is from the water storage unit to the extrusion cavity, and the one-way communication direction of the extrusion cavity and the water outlet is from the extrusion cavity to the water outlet; the sealing ring is arranged between the cylinder and the lower shell; two ends of the elastic piece are respectively abutted against the cylinder and the lower shell.

5. The non-motorized effluent cleaning head of claim 1 further comprising: the pedal type extrusion unit comprises an upper shell, an elastic air bag and a lower shell, the elastic air bag is positioned between the upper shell and the lower shell, and the upper shell and the lower shell are movably connected to extrude the elastic air bag; the elastic air bag is internally provided with an extrusion cavity with variable volume; the extrusion cavity is respectively communicated with the water storage unit and the water outlet in a one-way mode, the one-way communication direction of the extrusion cavity and the water storage unit is from the water storage unit to the extrusion cavity, and the one-way communication direction of the extrusion cavity and the water outlet is from the extrusion cavity to the water outlet.

6. A non-motorized effluent cleaning head according to any one of claims 1 to 5 wherein: the water outlet assembly further comprises a water pipe, the water pipe is communicated with the water storage unit and the water outlet, and the pedal type extrusion unit is arranged on the water pipe; the water storage unit and the pedal type extrusion unit are respectively arranged on two sides of the cleaning head and are communicated through the water pipe.

7. The non-motorized effluent cleaning head of claim 6 wherein: the pedal type extrusion unit is provided with an inlet and an outlet which are connected with the water pipe, and the water pipe is respectively communicated with the water storage unit and the inlet as well as the outlet and the water outlet; the inlet and the outlet are provided with one-way valves.

8. A non-motorized effluent cleaning head according to any one of claims 1 to 5 wherein: also comprises a dust suction port; the dust suction port is positioned at the front side of the cleaning body, and the opening of the dust suction port faces downwards; and auxiliary wheels are arranged on two sides of the dust suction port.

9. The non-motorized effluent cleaning head of claim 8 wherein: at least one water outlet groove is arranged between the cleaning body and the dust suction port, and at least one water outlet is arranged in the water outlet groove.

10. A dust collector comprises a handle, and is characterized in that: further comprising a cleaning head as claimed in any one of claims 1 to 9; the handle is connected with the cleaning head through a connecting assembly; the handle is provided with a dust cup assembly and a machine body assembly; a dust suction pipeline is arranged in the cleaning head and communicated with the dust suction port, and the dust suction pipeline is communicated with the machine body assembly.

Images