CN216317406U - Rolling brush type cleaning base and floor washing machine - Google Patents

Abstract

The utility model discloses a roller-brush type cleaning base, comprising a base shell. The base shell is provided with a cleaning roller, a garbage box, a water tank shell and a spray head assembly which are sequentially matched with the cleaning roller along the rotation direction of the cleaning roller. It is used to wet and clean the cleaning roller, the cleaning roller is used for rolling brush to clean the ground, the garbage box is used to store the garbage washed off, the groove structure of the water tank shell is sealed with the surface of the cleaning roller to form a sewage tank, and a sewage tank is provided at the same time. Scrubbers that use a roller brush to clean the base. The nozzle assembly and the sewage tank of the utility model are separate and independent from each other, the cleaning roller can be wetted, cleaned and the sewage treatment can be carried out at the same time without interfering with each other, and the garbage on the cleaning roller will not cause the nozzle assembly and the supply device. Blockage, etc., thereby improving the wiping effect and service life of the product, enhancing the competitiveness of the product, and expanding the application and development of the product.

Description

Roller cleaning base and scrubber

technical field

The utility model relates to cleaning equipment, in particular to a rolling brush type cleaning base and a floor washing machine.

Background technique

The ground cleaning tools used by people in the early days include brooms, mops, floor wipes, etc. These tools mainly rely on people's manual operations to complete the cleaning work. With the rapid development of science and technology and the continuous progress of society, people's living conditions are constantly improving, the requirements for the living environment are getting higher and higher, and the cleaning concept is getting more and more attention. Therefore, people's requirements for floor cleaning tools are also gradually increasing. The traditional vacuum cleaner relies on electricity to supply energy, and generates negative pressure to absorb garbage, dust, etc. on the ground, but it cannot clean up some garbage and stains that are firmly attached to the ground. Therefore, the motor drives the cleaning roller or cleaning roller to wipe the ground. The application of roller brush cleaning equipment is increasing.

At present, the existing roller brush type cleaning equipment is generally equipped with a water supply system to clean the cleaning roller or the cleaning roller so as to better clean the ground. In order to clean the cleaning roller or the cleaning roller, a water tank is usually provided. The water tank is connected to the water supply system and provides clean water to clean the cleaning roller. The sewage after cleaning the cleaning roller is drawn from the water tank, but the clean water and the sewage share a water tank. , The supply of clean water and the removal of sewage can only be carried out intermittently, and some garbage on the cleaning roller can easily enter the water tank, which can easily lead to blockage of the water supply pipeline and sewage pipeline, etc., thus affecting the wiping effect and service life of the product.

Utility model content

The purpose of this utility model is to propose a rolling brush type cleaning base and a floor washing machine using the same, which can solve at least one of the above-mentioned technical problems. The technical scheme of the present utility model is as follows:

A rolling brush type cleaning base, comprising a base shell, the base shell is provided with a cleaning roller and a garbage box, a water tank shell and a spray head assembly which are correspondingly matched with the cleaning roller in sequence along the rotation direction of the cleaning roller, and the spray head assembly is used for wetting, cleaning and cleaning The roller, the cleaning roller is used for rolling brush to clean the floor, the garbage box is used for receiving the garbage washed off by brushing, and the groove structure of the water tank shell is sealed and cooperated with the surface of the cleaning roller to form a sewage tank.

In some embodiments, the litter box is located at the bottom of the base housing and the sink housing is near the top of the cleaning roller.

In some embodiments, a cleaning assembly is also included in cooperation with the cleaning roller, and the cleaning assembly is located above the inlet of the waste bin.

In some embodiments, the cleaning assembly includes a first rotating shaft, and a cleaning member for cleaning garbage on the cleaning roller is disposed on the first rotating shaft, the first rotating shaft and the cleaning roller are respectively driven by power devices, and the rotation direction of the first rotating shaft is the same as that of the cleaning roller. The direction of rotation is opposite.

In some embodiments, the bottom of the base shell is provided with a first blocking bar matched with the trash box, the first blocking bar is an arc shape corresponding to the surface of the cleaning roller and can extend from the ground to the entrance of the trash box.

In some embodiments, a water squeezing member and a sealing member are arranged in the groove structure, the water squeezing member and the sealing member are arranged side by side in the groove structure and form a sealing fit by squeezing the surface of the cleaning roller respectively, and the sealing member only serves to Seal fit.

In some embodiments, a deflector is provided in the groove structure, the deflector is inclined downward toward the sewage outlet, and the end of the deflector away from the sewage outlet is close to the water squeezing member and is in contact with the surface of the cleaning roller.

In some embodiments, the spray head assembly is mounted on the inner wall of the base housing, and the spray head assembly includes a plurality of first spray heads arranged in sequence along the axial direction of the cleaning roller.

In some embodiments, the base shell is provided with a water blocking plate matched with the spray head assembly, the water blocking plate is located at one end of the spray head assembly away from the water tank housing, and the water blocking plate has a water blocking portion that elastically contacts the surface of the cleaning roller.

A floor washing machine using the above-mentioned rolling brush type cleaning base includes a base shell, a holding rod connected with the base shell, a supply device matched with a nozzle assembly, and a sewage treatment device matched with a sewage tank.

The beneficial effects of the utility model are as follows: the cleaning roller is in contact with the ground, the user operates by holding the rod, the cleaning roller is driven and rotated by a corresponding power device such as a motor, and the supply device sprays clean water, cleaning liquid or high temperature to the cleaning roller through the nozzle assembly The high-pressure steam can wet and clean the cleaning roller. The rotating cleaning roller cleans the ground by rolling brushes. The brushed garbage is stored in the garbage box. The sewage after the cleaning roller brushes the ground is collected by the sewage tank and sewage treatment device. Treatment, using rolling brushing to clean the ground, the user is more labor-saving, can achieve better cleaning effect, and work efficiency is higher. Cleaning and sewage treatment can be carried out at the same time without interfering with each other. The garbage on the cleaning roller will not cause the blockage of the nozzle assembly and the supply device. The safety and reliability are high. The cleaning roller can also be wetted and cleaned by high temperature and high pressure. Steam can more thoroughly clean the oil, sticky dirt, etc. on the ground, and can also effectively kill bacteria and viruses on the surface of the object, thereby improving the wiping effect and service life of the product, enhancing the competitiveness of the product and expanding the Product application and development.

In addition, in the technical solution of the present utility model, if there is no special description, the technical solution can be realized by adopting the conventional means in the field.

Description of drawings

In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings required for the description of the specific embodiments or the prior art. Obviously, the following descriptions The accompanying drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

FIG. 1 is a cross-sectional view of a roller brush type cleaning base according to an embodiment of the present invention.

FIG. 2 is a schematic structural diagram of a washing machine according to an embodiment of the present invention.

FIG. 3 is a schematic structural diagram of a washing machine according to an embodiment of the present invention.

Numeral description in the drawings, base shell 1, first blocking bar 11, water blocking plate 12, water blocking part 121, cleaning roller 2, sleeve 21, spray head assembly 3, first spray head 31, garbage box 4, water tank shell 5. Groove structure 51, sewage tank 52, water squeezing member 53, sealing member 54, deflector 55, cleaning assembly 6, first rotating shaft 61, cleaning member 62, holding rod 7, supply device 8, sewage treatment device 9.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are a part of the embodiments of the present invention, not all of the embodiments, and are only used to explain the present invention, but not to limit the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical" and "horizontal" , "inside", "outside", "both ends", "both sides", "bottom", "top" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of description The present invention and the simplified description are not intended to indicate or imply that the elements referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first", "secondary", "superior", "subordinate", "primary", "secondary" etc. are used for descriptive purposes only and may simply be used to more clearly distinguish different components, while Not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a connectable connection. The detachable connection can also be an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, or an internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Referring to FIGS. 1 to 3 , the roller brush type cleaning base according to the present application and the floor washing machine using the same are schematically shown. The roller-brush cleaning base includes a base housing 1, and the base housing 1 is provided with a cleaning roller 2, a trash box 4, a water tank housing 5 and a spray head assembly 3, and the trash box 4, the water tank housing 5 and the spray head assembly 3 are arranged along the cleaning roller 2. The rotation direction of the cleaning roller 2 corresponds to the cleaning roller 2 in turn. The water tank housing 5 has a groove structure 51. The groove structure 51 of the tank housing is sealed with the surface of the cleaning roller 2 to form the sewage tank 52, the garbage box 4 and the water tank housing. The length of 5 is substantially the same as the length of cleaning roller 2 .

1 as a reference, the cleaning roller 2 rotates counterclockwise, and the power device driving the cleaning roller 2 to rotate is not shown in the figure. The power device can be a motor, a motor, etc. The lower end of the rear side of the roller 2, the water tank housing 5 is close to the top of the cleaning roller 2, the nozzle assembly 3 is located at the upper end of the front side of the cleaning roller 2, and the water tank housing 5 is located between the garbage box 4 and the nozzle assembly 3, without affecting the cleaning roller. 2 On the premise of rotation, the garbage box 4 and the cleaning roller 2 should be as close as possible to avoid the leakage of garbage from the gap between the cleaning roller 2 and the garbage box 4.

During use, the cleaning roller 2 is in contact with the ground, and the cleaning roller 2 is driven by the corresponding power device to rotate. The nozzle assembly 3 sprays clean water, cleaning liquid or high-temperature and high-pressure steam to the cleaning roller 2, which can evenly wet the cleaning roller 2. , cleaning, the nozzle assembly 3 is used to wet and clean the cleaning roller 2, the cleaning roller 2 is used to clean the ground by rolling brushes, the garbage box 4 is used to store the garbage washed off, and the rotating cleaning roller 2 is used to clean the ground by rolling brushes. The washed garbage is stored in the garbage box 4 , and the sewage after scrubbing the floor by the cleaning roller 2 is collected and processed through the sewage tank 52 and the sewage treatment device 9 . Since the nozzle assembly 3 and the sewage tank 52 are separate and independent from each other, the wetting, cleaning and sewage treatment of the cleaning roller 2 can be carried out at the same time without interfering with each other, and the garbage on the cleaning roller 2 will not cause the nozzle assembly 3 and the Blockage of the supply device 8, etc., and the cleaning roller 2 can be wetted and cleaned not only with water or cleaning liquid, but also with high-temperature and high-pressure steam, which can more thoroughly clean the oil and sticky dirt on the ground, and can also effectively kill. Bacteria and viruses on the surface of objects.

The surface of the cleaning roller 2 is provided with a sleeve 21 made of a flexible material. The sleeve 21 can be made of sponge, foam or other suitable flexible materials in the prior art, which is more convenient for the sleeve 21 to be sealed with the tank housing 5 A sewage tank 52 is formed. The sleeve 21 is sleeved on the cleaning roller 2, which is also convenient for installation, disassembly and replacement.

The groove structure 51 is provided with a water squeezing member 53 and a sealing member 54. The water squeezing member 53 and the sealing member 54 are arranged side by side in the groove structure 51 and form a sealing fit by squeezing the surface of the cleaning roller 2 respectively. For sealing cooperation, the water squeezing member 53 and the sealing member 54 can be locked on the water tank housing 5 by screws, or can be connected by welding or integrally formed on the water tank housing 5 .

The water squeezing member 53 is used to squeeze the sewage out of the sleeve 21 set on the cleaning roller 2, and it is located on the side where the cleaning roller 2 rolls out of the sewage tank 52. The squeezing member 53 can be made of hard materials, such as Beads or shafts made of plastic, metal, etc. with suitable hardness, and the outer wall of the contact part between the water squeezing member 53 and the surface of the cleaning roller 2 is arc-shaped, so that the water squeezing process is smoother and at the same time reduces the impact on the cleaning roller 2. resistance.

In order to reduce the resistance of the sealing member 54 to the cleaning roller 2, the part of the sealing member 54 in contact with the surface of the cleaning roller 2 is made of elastic material into a convex shape, so that the sealing member 54 and the surface of the cleaning roller 2 are in soft contact, not only can Reducing the resistance of the sealing member 54 to the cleaning roller 2 can also improve the sealing effect of the sealing member 54 , and the elasticity of the sealing member 54 can also prevent the sewage on the cleaning roller 2 from being squeezed out of the sewage tank 52 .

In order to facilitate the outflow of sewage in the sewage tank 52, a deflector 55 is provided in the groove structure 51, and the deflector 55 is inclined downward toward the sewage outlet. The end of the flow plate 55 away from the sewage outlet is close to the water squeezing member 53, and the guide plate 55 is in contact with the surface of the cleaning roller 2. The sewage squeezed by the water squeezing member 53 can automatically flow to the sewage outlet along the baffle plate 55 to prevent the sewage from flowing back. On the cleaning roller 2, it is convenient for the collection and treatment of sewage, etc.

In order to prevent the garbage on the cleaning roller 2 from clogging the corresponding pipeline in the sewage tank 52, a filter element is also arranged in the groove structure 51. The filter element is not shown in the figure. In the gap between the water squeezing member 53 and the sealing member 54, such as being laid in the sewage tank 52 along the surface of the cleaning roller 2 or attached to the surface of the cleaning roller 2, the two ends of the filter member can be separated by the water squeezing member 53 respectively. And the sealing member 54 is pressed on the tank housing 5, and the filter element can also be at the sewage outlet in the sewage tank 52.

The brush type cleaning base also includes a cleaning assembly 6 matched with the cleaning roller 2. The cleaning assembly 6 is located above the entrance of the garbage box 4, and the cleaning assembly 6 is located between the garbage box 4 and the sink housing 5. The cleaning roller 2 scrubs A part of the rubbish from the ground is thrown into the rubbish bin 4 along with the rotation of the cleaning roller 2, and the rubbish adhering to the surface of the cleaning roller 2 is cleaned up from the cleaning roller 2 by the cleaning component 6. The rubbish automatically falls into the rubbish box 4 below, so that the cleaning roller 2 can be ensured to be cleaner, and it is convenient for the cleaning roller 2 to work better.

The cleaning assembly 6 includes a first rotating shaft 61, and a cleaning member 62 for cleaning the garbage on the cleaning roller 2 is arranged on the first rotating shaft 61. The first rotating shaft 61 and the cleaning roller 2 are respectively driven by a power device, and the power device is not shown in the figure. , the rotation direction of the first rotating shaft 61 is opposite to the rotating direction of the cleaning roller 2, the first rotating shaft 61 and the cleaning roller 2 can share a power unit, and the power unit drives the first rotating shaft 61 and the cleaning roller 2 to rotate respectively through a transmission mechanism such as a synchronous belt , the structure is simpler and more compact. The cleaning members 62 can be long strips, such as brushes, teeth, scrapers, or the brushes are matched with scrapers, etc. The number, number and arrangement of the cleaning members 62 are determined according to specific conditions.

The bottom of the base shell 1 is provided with a first blocking bar 11 matched with the garbage box 4. The first blocking bar 11 is an arc shape corresponding to the surface of the cleaning roller 2 and can extend from the ground to the entrance of the garbage box 4, It not only facilitates the better entry of garbage into the garbage box 4, but also can prevent garbage from leaking out of the corresponding gaps.

The nozzle assembly 3 is installed on the inner wall of the base shell 1. The nozzle assembly 3 includes a plurality of first nozzles 31 arranged in sequence along the axial direction of the cleaning roller 2. The first nozzles 31 may be one or more than two, usually more than two nozzles. The cleaning rollers 2 are symmetrically arranged or evenly distributed along the axis of the cleaning roller 2. The corresponding supply device 8 is connected to the first nozzle 31 through a pipeline. The supply device 8 supplies corresponding clean water, cleaning liquid or high temperature and high pressure steam to the cleaning roller through the first nozzle 31 The roller 2 is evenly sprayed to wet and clean the cleaning roller 2 . The base shell 1 is provided with a water blocking plate 12 matched with the nozzle assembly 3 , the water blocking plate 12 is located at the end of the nozzle assembly 3 away from the tank housing 5 , and the water blocking plate 12 has a water blocking plate that elastically contacts the surface of the cleaning roller 2 . The water blocking part 121 only has a sealing effect on the surface of the cleaning roller 2. The elastic water blocking part 121 has a better sealing effect, which can prevent the liquid from splashing and dripping on the bottom surface, etc., and can also make the liquid on the cleaning roller 2 more uniform. The cloth distributes without squeezing out the liquid on the cleaning roller 2.

Referring to Figures 1 to 3, the washing machine using the above-mentioned rolling brush cleaning base includes a base shell 1, a holding rod 7, a supply device 8 and a sewage treatment device 9. The holding rod 7 is usually connected to the base shell through a rotating joint. 1 Active connection, so that the user can better control the washing machine, so that it can complete more angles of cleaning.

The base shell 1 is provided with a cleaning roller 2, a garbage box 4, a water tank housing 5 and a nozzle assembly 3. The garbage box 4, the water tank housing 5 and the nozzle assembly 3 are sequentially matched with the cleaning roller 2 along the rotation direction of the cleaning roller 2. , the water tank shell 5 has a groove structure 51 , and the groove structure 51 of the tank shell and the surface of the cleaning roller 2 are sealingly matched to form a sewage tank 52 . The supply device 8 and the sewage treatment device 9 are usually arranged on the holding rod 7 .

The supply device 8 usually includes a liquid tank and a liquid pump. The liquid tank is used to store clean water or cleaning liquid, etc. The liquid pump can transport the liquid in the liquid tank to the nozzle assembly 3 through a pipeline. The supply device 8 may also include a steam generator, and the liquid pump can first transport the liquid in the liquid tank to the steam generator through the pipeline, and the steam generator converts the liquid into high-temperature and high-pressure steam, and then transports the steam to the nozzle through the pipeline. Component 3, high temperature and high pressure steam can more thoroughly clean the oil, stickiness, etc. on the ground, and can also effectively kill bacteria and viruses on the surface of the object.

The sewage treatment device 9 usually includes a sewage tank and a sewage pump. The sewage pump can pump the sewage in the sewage tank 52 into the sewage tank, and the sewage tank can be cleaned regularly.

The washing machine also includes a control system, which is used to control various parts, such as the running and stopping of the cleaning roller 2 and the cleaning assembly 6, the opening and stopping of the supply device 8 and the sewage treatment device 9, and the realization of man-machine operation. interaction, etc.

Compared with the prior art, the advantages of the present invention are as follows: the cleaning roller 2 is in contact with the ground, the user performs multi-angle operations by holding the rod 7, the cleaning roller 2 is driven and rotated by a corresponding power device such as a motor, and the supply device 8 The nozzle assembly 3 sprays clean water, cleaning liquid or high-temperature and high-pressure steam to the cleaning roller 2, which can evenly wet and clean the cleaning roller 2. The rotating cleaning roller 2 cleans the ground by rolling brushes, and a part of the rubbish washed off will be cleaned along with the cleaning. The rotation of the roller 2 is thrown into the garbage box 4, and the garbage adhering to the surface of the cleaning roller 2 is cleaned from the cleaning roller 2 by the cleaning component 6, and the garbage cleaned by the cleaning component 6 automatically falls into the garbage box 4 below. , the sewage after the cleaning roller 2 brushes the ground is collected and processed through the sewage tank 52 and the sewage treatment device 9; the ground is cleaned by rolling brushing, the user is more labor-saving, can achieve better cleaning effect, work efficiency is higher, squeeze The water element 53 can squeeze out the sewage in the sleeve 21 sleeved on the cleaning roller 2, the sealing element 54 only plays a sealing role, and the filter element can prevent the garbage on the cleaning roller 2 from clogging the corresponding pipeline in the sewage tank 52, The baffle 55 can prevent the sewage from flowing back to the cleaning roller 2, which is convenient for the collection and treatment of sewage. The liquid on the cleaning roller 2 will not be squeezed out, and the first blocking bar 11 facilitates better entry of the garbage into the garbage box 4, and can also prevent the garbage from leaking out of the corresponding gaps; because the nozzle assembly 3 is separated from the sewage tank 52 , are independent of each other, so the cleaning roller 2 can be wetted, cleaned and treated with sewage at the same time without interfering with each other. The garbage on the cleaning roller 2 will not cause the blockage of the nozzle assembly 3 and the supply device 8, etc., which is safe and reliable. The cleaning roller 2 can be wetted and cleaned with cleaning liquid or high-temperature and high-pressure steam, which can more thoroughly clean the oil stains, sticky stains, etc. on the ground, and can also effectively kill the bacteria and viruses on the surface of the object. It improves the wiping effect and service life of the product, and can be used for cleaning the floor in various places such as home life, office, hotel, hospital, school, etc. It has a wide range of applications, enhances the competitiveness of the product, and expands the product range. application and development.

The above are only some embodiments of the present invention, which are only used to illustrate the technical solutions of the present invention, but not to limit it. It should be understood that for those of ordinary skill in the art, without departing from the On the premise of the new creative concept, improvements or replacements can also be made according to the above description, and all these improvements and replacements should belong to the protection scope of the appended claims of the present utility model. In this case, all details may be replaced by equivalent elements, and materials, shapes and dimensions may also be arbitrary.

Claims (10)

1. Clean base of roller brush formula, its characterized in that, including base shell (1), be provided with cleaning roller (2) on base shell (1) and follow the direction of rotation of cleaning roller (2) is rather than corresponding complex rubbish box (4), basin casing (5) and shower nozzle subassembly (3) in proper order, shower nozzle subassembly (3) are used for moist, wash cleaning roller (2), cleaning roller (2) are used for the clean ground of roller brush, rubbish box (4) are used for accomodating the rubbish that the brush was washed, the groove structure (51) of basin casing (5) with the sealed cooperation in surface of cleaning roller (2) forms bilge pit (52).

2. The rolling brush type cleaning chassis according to claim 1, wherein the dust box (4) is located at the bottom of the chassis housing (1), and the water tank housing (5) is located near the top of the cleaning roller (2).

3. The rolling brush cleaning base according to claim 2, further comprising a cleaning assembly (6) engaged with the cleaning roller (2), the cleaning assembly (6) being located above an entrance of the garbage box (4).

4. The rolling brush type cleaning base according to claim 3, wherein the cleaning assembly (6) comprises a first rotating shaft (61), a cleaning member (62) for cleaning the garbage on the cleaning roller (2) is arranged on the first rotating shaft (61), the first rotating shaft (61) and the cleaning roller (2) are respectively driven by a power device, and the rotating direction of the first rotating shaft (61) is opposite to the rotating direction of the cleaning roller (2).

5. The rolling brush type cleaning base according to claim 4, wherein the base housing (1) is provided at a bottom thereof with a first barrier (11) engaged with the garbage can (4), and the first barrier (11) is arc-shaped to correspond to the surface of the cleaning roller (2) and is extendable from the ground to the entrance of the garbage can (4).

6. The rolling brush type cleaning base according to claim 1, characterized in that a wringer (53) and a seal (54) are provided in the groove structure (51), the wringer (53) and the seal (54) are provided side by side in the groove structure (51) and form a sealing engagement by pressing the surface of the cleaning roller (2), respectively, and the seal (54) only serves as a sealing engagement.

7. The rolling brush type cleaning pedestal according to claim 6, wherein a flow guide plate (55) is arranged in the groove structure (51), the flow guide plate (55) is inclined downwards towards the sewage outlet, and one end of the flow guide plate (55) far away from the sewage outlet is close to the water squeezing piece (53) and is in contact with the surface of the cleaning roller (2).

8. The roller brush type cleaning chassis according to any one of claims 1 to 7, wherein the head assembly (3) is installed on an inner wall of the chassis housing (1), and the head assembly (3) includes a plurality of first heads (31) sequentially arranged in an axial direction of the cleaning roller (2).

9. The roller brush type cleaning base according to claim 8, wherein a water guard (12) is provided in the base housing (1) to be fitted with the head assembly (3), the water guard (12) is provided at an end of the head assembly (3) remote from the tank case (5), and the water guard (12) has a water guard portion (121) to be elastically contacted with a surface of the cleaning roller (2).

10. Floor washing machine, characterized in that it uses the roller brush type cleaning foot according to claim 1, further comprising the foot housing (1), a holding rod (7) connected to the foot housing (1), a supply device (8) cooperating with the spray head assembly (3) and a sewage treatment device (9) cooperating with the sewage tank (52).

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