CN115067817A

CN115067817A - Ground cleaning equipment capable of sucking

Info

Publication number: CN115067817A
Application number: CN202110260425.6A
Authority: CN
Inventors: 王晓松
Original assignee: Suzhou Xinqingsong Intelligent Technology Co ltd
Current assignee: Suzhou Xinqingsong Intelligent Technology Co ltd
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2022-09-20

Abstract

The invention discloses a suction floor cleaning device, which comprises a mopping device, a water tank and a suction device, wherein the mopping device is arranged on the water tank; the mopping device is fixed on one side of the water tank, a sewage port is formed in the water tank, and the mopping device comprises a rolling brush and a washing component; wash subassembly including the pole shell of drawing water and movably install the screw thread delivery rod that draws water in the pole shell, the pole shell of drawing water has seted up the opening towards round brush one side, draws water on the pole shell along the rotatory delivery direction that draws water of screw thread delivery rod and is provided with sewage filth drainage mouth, and sewage filth drainage mouth communicates in the sewage mouth of water tank, and screw thread drainage delivery rod and round brush are close to water tank one side contact, and suction device has the suction pump, and the suction pump is inhaled sewage and is inhaled to the water tank in. The invention is provided with the suction device, thereby greatly improving the cleaning efficiency, additionally arranging the thread water pumping conveying rod and the compression roller, rolling and extruding the rolling brush, reducing the resistance, not damaging parts, transmitting sewage, additionally arranging the filtering device and recycling water.

Description

Ground cleaning equipment capable of sucking

Technical Field

The invention relates to the field of floor cleaning, in particular to a suction floor cleaning device.

Background

The common floor cleaning equipment in the market at present comprises a dust collector, a sweeping robot and a mop, the equipment can only be used for dry sweeping or wet sweeping, and more water stains are left on the dragged floor, so that a user can easily fall down, and the user can easily step on dirty again, which brings great inconvenience to life;

the latest floor cleaning machine sold has the dry and wet sweeping and mopping functions, but the working principle of the floor cleaning machine is that a scraper blade is adopted to scrape water stains on a rolling brush, the scraper blade and the rolling brush are easily damaged by the mode, the rolling brush generates large resistance, the service life of equipment is influenced, and the water stains are still remained on the cleaned ground.

In addition, the equipment with the suction device has obviously higher and better working efficiency than the equipment without the suction device.

Therefore, in combination with the above-mentioned technical problems, there is a need to provide a new technical solution.

Disclosure of Invention

In order to solve the technical problems in the prior art, the invention aims to provide a suction floor cleaning device which has high suction efficiency, is durable and has a good cleaning and drying effect and a brand-new cleaning mode, and the specific technical scheme is as follows:

a suction floor cleaning appliance comprising a mop, a water tank and a suction device;

the mopping device is fixed on one side of the water tank, and a sewage port is formed in the water tank;

the mopping device comprises a rolling brush and a brushing component; the washing and brushing assembly comprises a water pumping rod shell and a threaded water pumping conveying rod arranged in a semi-closed cavity of the water pumping rod shell, wherein an opening is formed in one side, facing the rolling brush, of the water pumping rod shell, a sewage and dirt drainage port is formed in the water pumping rod shell along the rotating water pumping conveying direction of the threaded water pumping conveying rod and is communicated with a sewage port of a water tank, and the threaded water pumping conveying rod is in contact with one side, close to the water tank, of the rolling brush;

the suction device has a suction pump that pumps sewage into the tank.

Furthermore, a gap is formed between the lower edge of the opening and the rolling brush, and the gap is convenient for the rolling brush to drive sewage and particle dirt to enter the threaded water pumping conveying rod through rotation.

Further, the mopping device also comprises a press roller;

the compression roller is pressed on the rolling brush and arranged on the upper side of the threaded water pumping conveying rod.

Further, the mopping device also comprises an adjusting piece;

the adjusting piece adjusts the contact tightness of the press roller and the rolling brush;

and/or the adjusting piece adjusts the contact tightness of the threaded water pumping conveying rod and the rolling brush.

Further, the other side of the water tank is symmetrically provided with another mopping device;

the other mopping device is symmetrically arranged on the other side of the water tank.

Furthermore, the mopping device also comprises a rolling brush driving device;

the rolling brush driving device can drive the rolling brush and/or the threaded water pumping conveying rod and/or the pressing roller to rotate;

the two rolling brushes on the two sides of the water tank rotate in opposite directions, and the opposite sides of the two rolling brushes rotate from bottom to top.

Further, the water tank is provided with a sewage cavity, a clear water cavity and a clear water port communicated with the clear water cavity;

and a clear water inlet is arranged at one end of the water pumping rod shell, which is far away from the sewage and dirt drainage port, and is communicated with the clear water port.

Further, the water tank also comprises a filtering device;

the sewage cavity and the clear water cavity are communicated through a filtering device.

Further, the device also comprises a shell;

the shell is provided with an accommodating cavity, and the water tank and the mopping device are arranged in the accommodating cavity; the water tank is arranged on the top of the shell, a first opening is formed in the position where the water tank is arranged on the top of the shell, a second opening is formed in the position where the rolling brush is arranged on the shell, and part of rolling bodies of the rolling brush are exposed out of the shell through the second opening.

Further, the water tank further comprises an operating rod, and one end of the operating rod is rotatably arranged on the water tank or the shell;

the suction device is fixed on the operating rod.

The technical scheme of the invention has at least one or more of the following beneficial effects:

add suction device, can improve the efficiency of suction sewage and debris greatly, can promote the cleaning speed and the cleaning efficiency of this equipment, help the water tank position to adjust as required at will and place, also help the abundant quick collection of large granule filth.

The original scraper plate is replaced by the threaded water pumping conveying rod and/or the compression roller, forward rotating resistance of the rolling brush is greatly reduced, the surface of the rolling brush and the threaded water pumping conveying rod is not easy to damage, and the working efficiency and the service life of equipment are improved.

Adopt screw thread pumping to carry the pole, form rotatory slot on the screw thread pumping carries the pole, the screw thread pumping carries the pole to carry the sewage and the debris that the round brush extruded to the other end from screw thread pumping along rotatory slot, consequently, clear water inlet port and delivery port can set up respectively in screw thread pumping carries the pole both ends, helps improving the space utilization of this equipment, and the mouth of a river bore reduces in addition, can improve suction efficiency greatly.

Set up the compression roller, can further extrude the round brush makes the round brush extruded to little wet or half dry state, adds the compression roller, forms two segmentation extrudees with screw thread pumping delivery spindle, not only can further extrude sewage and debris on the round brush, still can improve the work efficiency of round brush, further improves the clean effect of round brush, avoids the round brush clean back ground to remain the water mark.

Set up filter equipment, realize the regeneration cyclic utilization of sewage, the water economy resource reduces and adds water frequency, helps the miniaturized design of water tank.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic perspective view of a smokable floor cleaning device according to the present invention;

FIG. 2 is a perspective schematic view of a smokable floor cleaning device according to the present invention;

FIG. 3 is a schematic view of the structure of the H-section of FIG. 2;

FIG. 4 is a schematic perspective view of the smokable ground cleaning apparatus according to the present invention, except for the outer casing;

FIG. 5 is a schematic perspective view of a mopping device according to the present invention;

FIG. 6 is a schematic perspective view of a mopping device according to the present invention;

FIG. 7 is a schematic view of the structure of the R portion of FIG. 6;

FIG. 8 is a schematic view of the threaded pump delivery wand and pump wand housing of FIG. 6;

FIG. 9 is a schematic view of the threaded water pumping wand of FIG. 6;

FIG. 10 is a schematic structural view of the pump rod housing of FIG. 6;

FIG. 11 is a schematic perspective view of a water tank according to the present invention;

fig. 12 is a schematic perspective view of a water tank according to the present invention.

Wherein, 1-a mopping device, 2-a water tank, 3-a suction device, 4-a shell, 5-an operating rod, 11-a rolling brush, 12-a threaded water pumping conveying rod, 13-a press roller, 14-a water pumping rod shell, 15-a regulating part, 111-a rolling shaft, 112-a flexible cleaning layer, 113-a fixing sheet, 1131-a fixing hole, 121-a spiral groove, 123-a threaded rod body, 124-a threaded rod connecting shaft, 141-an opening, 142-a sewage drainage opening, 143-a clear water inlet, 20-a lower shell, 21-a sewage cavity, 22-a clear water cavity, 23-a filtering device, 24-a one-way valve, 25-a water pump, 211-a first clapboard, 221-a second clapboard, 212-a first through hole and 222-a second through hole, 223-clean water port, 231-mounting plate.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", "high", "low", "front", "rear", "both ends", "one end", "the other end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "provided," "connected," "disposed," "sleeved," "opened," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; 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 by those skilled in the art according to specific situations.

Examples

Referring to fig. 1-4, fig. 1 is a schematic perspective view of a cleaning apparatus for cleaning a floor according to the present invention, fig. 2 is a schematic perspective view of a cleaning apparatus for cleaning a floor according to the present invention, fig. 3 is a schematic perspective view of a portion H of fig. 2, and fig. 4 is a schematic perspective view of a cleaning apparatus for cleaning a floor according to the present invention except for an outer case.

As shown in fig. 1-2, the present embodiment provides a suction floor cleaning device, comprising a mopping device 1, a water tank 2 and a suction device 3;

the water tank 2 is provided with a sewage port and a clean water port 223,

in an example, as shown in fig. 11 to 12, the water tank 2 includes a lower case 20 and a cover plate detachably covering an upper portion of the lower case 20; set up first baffle 211 and first baffle 221 in the casing 20 down, first through-hole 212 has been seted up on first baffle 211, second through-hole 222 has been seted up on the first baffle 221, first baffle 211 and first baffle 221 will be divided into sewage chamber 21, filter chamber and clear water chamber 22 down casing 20 in proper order, filter equipment 23 demountable installation is in the filter chamber, filter equipment 23 includes mounting panel 231 and filter core, the filter core can be a plurality of filter cores, and a plurality of filter cores set up perpendicularly in proper order in same one side of mounting panel 231, the filter chamber is arranged in to the filter core, mounting panel 231 approximately fits the filter chamber top.

Of course, the sewage chamber 21 and the clean water chamber 22 may be designed integrally or separately as required.

The sewage port and the clear water port 223 that lower casing 20 set up, the sewage port communicates with sewage chamber 21, clear water port 223 communicates with clear water chamber 22.

Sewage flows into the sewage cavity 21 through the sewage port, then flows through the filter cavity through the first through hole 212, is filtered by the filter element into purified water, flows into the clean water cavity 22 through the second through hole 222, and when the mop is used, the purified water can flow into the mopping device through the clean water port 223.

Set up the multilayer filter core, the sewage of being convenient for is fully filtered, and the filter core is installed on mounting panel 231, makes filter equipment 23 modularization, and filter equipment 23 of being convenient for is got and is put, is washd and change. Set up filter equipment 23, cyclic utilization after the sewage filters, the water economy resource reduces and adds water frequency, helps the miniaturized design of water tank.

The mopping device 1 is fixed on one side of the water tank 2, and the mopping device 1 comprises a rolling brush 11 and a brushing component; the washing and brushing assembly comprises a water pumping rod shell 14 and a threaded water pumping and conveying rod 12 movably arranged in the water pumping rod shell 14, wherein an opening 141 is formed in one side, facing the rolling brush 11, of the water pumping rod shell 14, a sewage and dirt drainage port 142 is formed in the water pumping rod shell 14 along the rotating water pumping and conveying direction of the threaded water pumping and conveying rod 12, the sewage and dirt drainage port 142 is communicated with a sewage port of the water tank 2, a clear water inlet 143 is formed in one end, far away from the sewage and dirt drainage port 142, of the water pumping rod shell 14, the clear water inlet 143 is communicated with a clear water port 223, and the threaded water pumping and conveying rod 12 is in contact with one side, close to the water tank 2, of the rolling brush 11; preferably, a check valve 24 is disposed between the clean water inlet port 143 and the clean water outlet port 223 to prevent the water in the pumping rod housing 14 from flowing back into the clean water chamber 22, and a water pump 25 is disposed between the clean water inlet port 223 and the clean water inlet port 143 to rapidly deliver the clean water in the clean water chamber 22 to the pumping rod housing 14.

Preferably, a gap is provided between the lower edge of the opening 141 and the roller brush 11, and the gap facilitates the rotation of the roller brush 11 to drive the sewage and particulate dirt into the screw-thread pumping water conveying rod 12.

Preferably, the mopping device 1 further comprises an adjusting member 15;

the adjusting piece 15 adjusts the contact tightness of the compression roller 13 and the rolling brush 11;

and/or the adjusting piece 15 adjusts the contact tightness of the threaded water pumping conveying rod 12 and the rolling brush 11.

Preferably, the mopping device 1 further comprises a rolling brush driving device;

the rolling brush driving device can drive the rolling brush 11 and/or the threaded water pumping conveying rod 12 and/or the pressing roller 13 to rotate;

the suction device 3 sucks the sewage into the water tank 2.

In another embodiment, the mopping device 1 further comprises a pressure roller 13;

the press roller 13 is pressed on the rolling brush 11 and is arranged on the upper side of the thread pumping conveying rod 12.

In another embodiment, another mopping device 1 is symmetrically arranged on the other side of the water tank 2, the other mopping device is a rear mopping device, the rear mopping device is preferably a dry mopping device, a clear water inlet is not arranged, and in addition, a sewage and sewage drainage port of the rear mopping device is connected with a sewage and sewage drainage port of the mopping device through a three-way pipeline and then is connected to a sewage port of the water tank.

The two rolling brushes 11 positioned at both sides of the water tank 2 rotate in opposite directions, and the opposite sides of the two rolling brushes 11 rotate from bottom to top.

Preferably, further comprises a housing 4;

the shell 4 is provided with an accommodating cavity, and the water tank 2 and the mopping device 1 are arranged in the accommodating cavity; a first opening is formed in the top of the shell 4 at the position where the water tank 2 is installed, the shell 4 is convenient to take down and cover a water tank cover plate, a second opening is formed in the position where the rolling brush 11 is installed on the shell 4, and a part of rolling bodies of the rolling brush 11 extend out of the shell through the second opening.

Preferably, the water tank further comprises an operating rod 5, and one end of the operating rod 5 is rotatably mounted on the water tank 2 or the shell 4;

the suction device 3 is preferably fixed to the operating rod, but may be located elsewhere in the apparatus as required; the suction device 3 has a suction pump or vacuum pump, which is connected to the sewage port via a pipe to suck sewage from the sewage port into the sewage chamber 21.

The suction device is additionally arranged, so that the efficiency of sucking sewage and sundries can be greatly improved, the cleaning speed and the cleaning efficiency of the equipment can be improved, the position of the water tank can be randomly adjusted according to needs, and the large-particle dirt can be fully and quickly collected;

referring to fig. 5-10, fig. 5 is a schematic perspective view of a mop according to the present invention, fig. 6 is a schematic perspective view of the mop according to the present invention, fig. 7 is a schematic view of a portion R of fig. 6, fig. 8 is a schematic view of a screw-threaded pumping rod and a pumping rod housing of fig. 6, fig. 9 is a schematic view of the screw-threaded pumping rod of fig. 6, and fig. 10 is a schematic view of the pumping rod housing of fig. 6.

As shown in fig. 5-10, the mopping device 1 comprises a rolling brush 11, a brushing assembly and an adjusting piece 13;

the rolling brush 11 and the washing component are movably arranged on the inner walls of the two sides of the shell 4;

the roller brush 11 is a water-absorbing roller brush, which usually includes two modes, one is a water-absorbing lint-like cotton roller brush, or a water-absorbing collodion roller brush, such as polyvinyl alcohol collodion cotton. In an example, the roller brush 11 includes a roller 111 and a flexible cleaning layer 112, the flexible cleaning layer 112 is detachably sleeved on the roller 111, the flexible cleaning layer 112 is a pile layer or a water-absorbing rubber layer, and the flexible cleaning layer 112 may also be made of other water-absorbing materials. The prior art roller brush or mop is completed by manual cleaning. Even if some products are said to have a cleaning function, the actual effect is poor.

According to the invention, the floor is cleaned by dragging and wiping the floor by the rolling brush in a wet state, then the sewage and the purified water on the screw thread water pumping conveying rod and the rotary rolling brush are continuously replaced, the sewage and/or particle dirt is guided to a specified position through the semi-closed cavity, and meanwhile, the self-cleaning function of the rolling brush is realized.

Preferably, the outer diameter of the rolling brush 11 is larger than that of the threaded pumping water conveying rod 12.

The washing component is arranged on one side, far away from the shell 4, of the rolling brush 11, and comprises a pumping rod shell 14 and a threaded pumping conveying rod 12, the pumping rod shell 14 is provided with a semi-closed cavity, the threaded pumping conveying rod 12 is arranged in the semi-closed cavity of the pumping rod shell 14 and can rotate in the semi-closed cavity, and the threaded rod body 123 and the inner wall of the pumping rod shell 14 are arranged in a close or attached matching mode.

The threaded water pumping conveying rod 12 is a strip-shaped component provided with spiral grooves 121 on the surface, the threaded water pumping conveying rod 12 comprises a threaded rod body 123 and threaded rod connecting shafts 124 which are respectively arranged at two ends of the threaded rod body, at least one spiral groove 121 is arranged on the surface of the threaded rod body 123, the spiral groove is spirally wound from one end to the other end of the threaded water pumping conveying rod, and the arrangement direction of the spiral groove can be adaptively adjusted according to the rotation direction and the transmission direction of the threaded water pumping conveying rod 12; the surface of the threaded rod body 123 is concave-convex, and a plurality of spiral grooves 121 can be formed in the surface of the threaded rod body 123, namely a plurality of threads form a plurality of spiral grooves 121;

in an example, the outer diameter of the threaded rod connecting shaft 124 is smaller than the outer diameter of the threaded rod body 123, and the threaded rod body 123 is integrally formed with the threaded rod connecting shaft 124.

The threaded pumping water conveying rod 12 is arranged on one side of the rolling brush 11, the threaded pumping water conveying rod 12 is in pressure contact with the rolling brush 11 through an adjusting piece 15, the adjusting piece 15 can adjust the contact tightness between the threaded pumping water conveying rod 12 and the rolling brush 11, the adjusting piece 15 is preferably an elastic tensioning mechanism with certain elasticity, and the elastic tensioning mechanism can be a part with certain elasticity, such as a spring; in the example, the adjusting member 15 is a spring, one end of which is rotatably connected to the threaded rod connecting shaft 124, and the other end of which is rotatably connected to the roller 111.

The threaded water pumping conveying rod is in pressure contact with the rolling brush, so that water on the rolling brush can be better squeezed and dirt on the rolling brush can be better stripped.

Preferably, the screw-threaded pumping water feeding rod 12 is rotated in the opposite direction to the roller brush 11 to reduce the rotational resistance of the roller brush.

A through sewage and dirt drainage port 142 is formed in the pumping rod shell 14 along the pumping and conveying direction of the threaded pumping conveying rod 12, and after the threaded pumping conveying rod 12 conveys sewage and/or granular dirt from one end to the other end, the sewage and/or granular dirt is discharged from the sewage and dirt drainage port 142; in an example, the other end of the pumping rod housing 14 away from the sewage and dirt drainage port 142 is further provided with a through clean water inlet port 143. In the illustrated example, the pumping rod housing 14 is closed at both ends, and the sewage drainage port 122 is disposed on a sidewall of the pumping rod housing 14.

An opening 141 is arranged on one side of the pumping rod shell 14 facing the rolling brush 11, and a gap is arranged between the lower edge of the opening 141 and the rolling brush 11, so that the rolling brush 11 can drive sewage and/or particle sewage into the threaded pumping conveying rod 12 through rotation. Preferably, the length direction of the opening 141 is the same as the length direction of the pumping rod housing 14, and the length of the opening 141 is not less than the length of the roller brush 11. Of course, the length of the opening 141 being smaller than the length of the roller brush 11 can also be implemented as a less preferred embodiment. In one example, the length of the opening 141 corresponds to the length of the roller brush 11.

Preferably, the both ends of roller 111 are equipped with stationary blade 113 respectively, stationary blade 113 with clean shell fixed connection, a plurality of fixed orificess 1131 have been seted up along the radial direction on the stationary blade 113, on the one end of spring was fixed in fixed orificess 1131, spring mounting can change the laminating degree that compresses tightly of screw thread pumping delivery stalk 12 or compression roller 13 on the fixed orificess 1131 of difference.

In a preferred embodiment, the device further comprises a pressure roller 13; the press roller is additionally arranged to further extrude the rolling brush, so that the rolling brush has better squeezing effect, the residual water stain on the ground after cleaning is avoided or reduced, and the particle dirt adhered to the surface of the rolling brush is further blocked.

The compression roller 13 is rotatably mounted on the housing 4 or an extending part of the pumping rod housing 14, and the compression roller 13 is pressed on the rolling brush 11 and is arranged on the upper side of the threaded pumping rod 12. Preferably, the outer diameter of the roller brush 11 is larger than the outer diameter of the press roller 13.

The compression roller 13 is in pressure contact with the rolling brush 11 through an adjusting piece 15, the adjusting piece 15 can adjust the contact tightness between the compression roller 13 and the rolling brush 11, in an example, the adjusting piece 14 for adjusting the compression roller 13 and the rolling brush is also a spring, and the connection mode of the spring between the screw thread water pumping conveying rod 12 and the rolling brush 11 is the same as that of the spring. Preferably, the pressing roller 13 is opposite to the rotating direction of the roller brush 11 to reduce resistance when the roller brush rotates.

When the compression roller 13 is additionally arranged, a gap or a hollow hole is further formed between the upper edge of the opening 141 and the rolling brush 11, and sewage and/or particle dirt extruded by the compression roller 13 can conveniently enter the threaded water pumping conveying rod 12 through the gap or the hollow hole.

Preferably, in the case that the pressing roller 13 is not provided, the upper side of the pumping rod housing is provided with a flow blocking plate closely matched with the rolling brush.

In one embodiment, the mopping device for cleaning the floor further comprises a driving device, the driving device can be connected with the rolling brush 11, the driving device drives the rolling brush 11 to rotate, and the threaded water pumping conveying rod 12 is driven to rotate in the opposite direction through the rotation of the rolling brush, so that the threaded water pumping conveying rod 12 has the function of conveying water and dirt.

In one embodiment, the roller brush 11 is connected with a driving device, the screw pumping water conveying rod 12 is connected with another driving device, and the roller brush and the screw pumping water conveying rod are driven by the respective driving devices to rotate.

In one embodiment, the rolling brush 11 has no direct driving device, and the driving device is directly connected with the threaded pumping water conveying rod 12, and the rolling brush 11 is driven to rotate in the reverse direction through the rotation of the threaded pumping water conveying rod 12.

In one embodiment, the rolling brush 11 and the threaded water pumping conveying rod 12 are not provided with driving devices, when a user uses the mopping device, the rolling brush is driven to rotate when the mopping device is pushed forwards, the threaded water pumping conveying rod 12 is driven to rotate in the opposite direction through the rotation of the rolling brush, and the threaded water pumping conveying rod 12 has the function of conveying water and dirt.

In the case of the above four embodiments of the driving means, in the case of a pressing roller, and/or further comprising a further driving means, said driving means can be connected to said pressing roller 13, said driving means driving said pressing roller 13 in rotation.

The working principle of the thread pumping conveying rod 12 of the invention is as follows:

the threaded water pumping conveying rod 12 is pressed or contacted with the rolling brush 11, the extrusion degree of the threaded water pumping conveying rod to the rolling brush is adjusted through the adjusting piece, when the threaded water pumping conveying rod rotates, the concave-convex surface of the threaded water pumping conveying rod extrudes, rubs and beats the flexible cleaning layer 112 on the surface of the rolling brush, sewage and/or particle dirt on the rolling brush 11 is extruded and flows into the spiral groove 121 of the threaded water pumping conveying rod 12, and along with the rotation of the threaded water pumping conveying rod 12, the sewage and/or particle dirt in the spiral groove 121 is spirally conveyed from one end to the other end by the threaded water pumping conveying rod 12;

on the other hand, can also carry the water purification from screw thread pumping delivery rod 12 one end, when screw thread pumping delivery rod 12 rotated and extruded the round brush, the water purification was carried to the round brush with screw thread pumping delivery rod contact, carries out water replacement to the round brush and washs, carries sewage and the granule filth on the round brush to the other end of screw thread pumping delivery rod, realizes the round brush self-cleaning function.

The working principle of the press roll 13 of the invention is as follows:

the press roller 13 is pressed on the rolling brush 11, the extrusion degree of the press roller 13 to the rolling brush 11 is adjusted through the adjusting part, the press roller 13 performs extrusion decontamination on the rolling brush 11 again, sewage and/or particle dirt on the rolling brush 11 is extruded out, and the extruded sewage and/or particle dirt flows into the spiral groove 121 of the threaded water pumping conveying rod 12 along the surface of the rolling brush 11.

The original scraper is replaced by the threaded water pumping conveying rod and/or the compression roller, so that the forward rotation resistance of the rolling brush is greatly reduced, the surfaces of the rolling brush and the threaded water pumping conveying rod are not easily damaged, the working efficiency of the equipment is improved, and the service life of the equipment is prolonged; adopt screw thread pumping to carry the pole, form rotatory slot on the screw thread pumping carries the pole, the screw thread pumping carries the pole to carry the sewage and the debris that the round brush extruded to the other end from screw thread pumping along rotatory slot, consequently, clear water inlet port and delivery port can set up respectively in screw thread pumping carries the pole both ends, helps improving the space utilization of this equipment, and the mouth of a river bore reduces in addition, can improve suction efficiency greatly.

Set up the compression roller, the compression roller is attached or is pressed close to the round brush and do the antiport with the round brush, can further remove the water, blocks the large granule filth, makes the round brush extruded to little wet or half dry state, adds the compression roller, forms two segmentation extrusion with screw thread pumping delivery stalk, not only can further extrude sewage and debris on the round brush, still can improve the work efficiency of round brush, further improves the clean effect of round brush, avoids the round brush clean back, and water mark is remained on ground.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "yet another embodiment," "other embodiments," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.

While embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and that changes, modifications and variations may be made therein by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A suction floor cleaning device, characterized by comprising a mopping device (1), a water tank (2) and a suction device (3);

the mopping device (1) is fixed on one side of the water tank (2), and a sewage port is formed in the water tank (2);

the mopping device (1) comprises a rolling brush (11) and a brushing assembly; the washing component comprises a water pumping rod shell (14) and a threaded water pumping conveying rod (12) arranged in a semi-closed cavity of the water pumping rod shell (14), the threaded water pumping conveying rod (12) can rotate in the semi-closed cavity, an opening (141) is formed in one side, facing a rolling brush (11), of the water pumping rod shell (14), a sewage and dirt drainage port (142) is formed in the water pumping rod shell (14) in the rotating water pumping conveying direction of the threaded water pumping conveying rod (12), the sewage and dirt drainage port (142) is communicated with a sewage port of a water tank (2), and the threaded water pumping conveying rod (12) is in contact with one side, close to the water tank (2), of the rolling brush (11);

the suction device (3) sucks sewage into the water tank (2).

2. A suction floor cleaning device according to claim 1, characterized in that a gap is provided between the lower edge of the opening (141) and the roller brush (11), which gap facilitates the rotation of the roller brush (11) to bring sewage and particulate dirt into the screw-threaded suction conveyor bar (12).

3. A suction floor cleaning device according to claim 1 or 2, characterized in that the mopping apparatus (1) further comprises a press roll (13);

the press roller (13) is pressed on the rolling brush (11) and is arranged on the upper side of the threaded water pumping conveying rod (12).

4. A suction floor cleaning device according to claim 1, characterized in that the mopping apparatus (1) further comprises an adjusting piece (15);

the adjusting piece (15) is used for adjusting the contact tightness of the compression roller (13) and the rolling brush (11);

and/or the adjusting piece (15) adjusts the contact tightness of the threaded water pumping conveying rod (12) and the rolling brush (11).

5. A suction floor cleaning device according to claim 4, characterized in that another mopping device (1) is symmetrically arranged on the other side of the water tank (2);

the other mopping device (1) is symmetrically arranged at the other side of the water tank (2).

6. A suction floor cleaning device according to claim 5, characterized in that the mopping device (1) further comprises a roller brush drive;

the two rolling brushes 11 positioned at the two sides of the water tank 2 rotate in opposite directions, and the opposite sides of the two rolling brushes 11 rotate from bottom to top.

7. A suction floor cleaning device according to claim 1, characterized in that the water tank (2) has a sewage chamber (21), a clean water chamber (22) and a clean water opening (223) communicating with the clean water chamber (22);

and a clean water inlet (143) is formed in one end, far away from the sewage and dirt drainage opening (142), of the water pumping rod shell (14), and the clean water inlet (143) is communicated with the clean water opening (223).

8. A suction floor cleaning device according to claim 7, characterized in that the water tank (2) further comprises a filter means (23);

the sewage cavity (21) is communicated with the clear water cavity (22) through a filtering device (23).

9. A suction floor cleaning device according to claim 6, characterized by further comprising a housing (4);

the shell (4) is provided with an accommodating cavity, and the water tank (2) and the mopping device (1) are arranged in the accommodating cavity; a first opening is formed in the position, where the water tank (2) is installed, of the top of the shell (4), a second opening is formed in the position, where the rolling brush (11) is installed, of the shell (4), and part of the rolling bodies of the rolling brush (11) are exposed out of the shell through the second opening.

10. A suction floor cleaning device according to claim 9, further comprising a lever (5), one end of the lever (5) being rotatably mounted on the water tank (2) or the housing (4);

the suction device (3) is fixed on the operating rod.