CN217987473U

CN217987473U - Floor cleaning machine

Info

Publication number: CN217987473U
Application number: CN202221607009.5U
Authority: CN
Inventors: 于宇; 王兆峰
Original assignee: Suzhou Puwoda Intelligent Technology Co ltd
Current assignee: Suzhou Puwoda Intelligent Technology Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-12-09
Anticipated expiration: 2032-06-27

Abstract

The utility model discloses a floor washing machine, which comprises a shell and a rolling brush rotatably arranged in the shell, wherein a plurality of brush strips which are contacted with the ground and are not permeable to water are fixed on the rolling brush, and included angles exist between the brush strips and the diameter direction of the cross section of the rolling brush to form a brush strip included angle a; the shell comprises a limiting part located at the front end of the shell, the limiting part is not in contact with the ground to form an air inlet, the air inlet is located in front of the rolling brush, and an air channel used for absorbing sewage sundries is arranged behind the rolling brush. The utility model discloses a floor cleaning machine, through reasonable structural design, replace or combine with common motor with the drive round brush rotation with pnematic round brush, low cost, water stain remains still less, when not installing the motor, does not have motor occupation space, and the round brush both ends can press close to the casing as far as, reduce and clean the dead angle, when installing the motor, can effectively improve the cleaning efficiency of floor cleaning machine; meanwhile, a waterproof leather brush strip structure is adopted to replace the rolling cloth, the problem that the rolling cloth is smelly and needs to be cleaned regularly is also prevented, and the working efficiency is improved.

Description

Floor cleaning machine

Technical Field

The utility model relates to a cleaning device technical field especially relates to a floor cleaning machine.

Background

The floor washing machine is a cleaning machine which is suitable for cleaning hard ground and sucking up sewage at the same time, and takes the sewage away from the site, and has the advantages of environmental protection, energy conservation, high efficiency and the like. According to the operation mode of the floor washing machine, the floor washing machine can be divided into a hand-push type floor washing machine and a driving type floor washing machine, and a user can select a proper floor washing machine to clean the ground according to the use scene of the user.

However, in both hand-push type and driving type floor washers, the purpose of cleaning the floor with the wet rolling brush is achieved by rotating the rolling brush driven by the motor and spraying water onto the rotating rolling brush, and the residual sewage on the rolling brush and the floor is extracted by the suction port. This kind of floor washing machine is because the restriction of structure, and its cost is generally higher, and motor drive all can leave drive structure at the round brush both ends in addition, can produce very big influence to the clean efficiency of corner, and the cloth formula design of rolling of common adoption on the round brush simultaneously can lead to slight impurity to pile up on the roll cloth after long-time the use, makes the roll cloth smelly, needs often to dismantle cleanly, influences the availability factor.

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

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a floor cleaning machine that low cost, clean efficiency are higher and need not often to change and roll cloth.

In order to solve the technical problem, the utility model provides a floor cleaning machine, concrete technical scheme is as follows:

a floor washing machine comprises a shell and a rolling brush rotatably arranged in the shell, wherein a plurality of brush strips which are in contact with the ground and are watertight are fixed on the rolling brush, and included angles are formed between the brush strips and the diameter direction of the cross section of the rolling brush to form a brush strip included angle; the shell comprises a limiting part located at the front end of the shell, the limiting part is not in contact with the ground to form an air inlet, the air inlet is located in front of the rolling brush, and an air channel used for absorbing sewage sundries is arranged behind the rolling brush.

Preferably, the bottom of the shell is provided with a sealing leather strip, and the air duct is communicated with the ground and keeps closed under the matching of the sealing leather strip, the rolling brush and the ground.

Preferably, a water spraying head is arranged on the shell, and a water outlet of the water spraying head faces the brush strip on the rolling brush or the ground in front of the brush strip.

Preferably, the sealing leather strips comprise axial sealing leather strips and radial sealing leather strips, the axial sealing leather strips are located behind the rolling brush, and the radial sealing leather strips are located at two ends close to the rolling brush.

Preferably, a downward bulge is arranged at the position, close to the upper end of the air duct, on the inner side of the shell to form an upper air guide wall at the inlet of the air duct, the height of the upper air guide wall is lower than that of the center of the rolling brush, and the height of the upper air guide wall is higher than that of the top wall of the air inlet.

Preferably, the bottom side of the limiting part is obliquely arranged to enable the air inlet to form a trapezoidal section, and the front height of the air inlet is higher than the rear height of the air inlet so as to facilitate air flow convergence.

Preferably, the bottom of the shell is further provided with a pair of rear wheels and a pair of front wheels, the front wheels are located behind the sealing leather strips, and the rear wheels are located on the rear side of the front wheels.

Preferably, the included angle of the brush bar is opposite to the rotating direction of the rolling brush, and the included angle is 0-45 degrees.

Preferably, the rolling brush is detachably and rotatably connected with the shell, and a pair of ball bearings matched with the two ends of the rolling brush are arranged in the shell.

Preferably, a motor is further arranged in the housing, and the motor is connected with the rolling brush to drive the rolling brush to rotate.

The utility model discloses a floor cleaning machine has following beneficial effect:

the utility model discloses a floor cleaning machine, through reasonable structural design, replace or combine with common motor with the drive round brush rotation with pnematic round brush, low cost, water stain remains still less, when not installing the motor, does not have motor occupation space, and the round brush both ends can press close to the casing as far as, reduce and clean the dead angle, when installing the motor, can effectively improve the cleaning efficiency of floor cleaning machine; meanwhile, a waterproof leather brush strip structure is adopted to replace the rolled cloth, so that the problem that the rolled cloth needs to be cleaned regularly when smelly is prevented, and the working efficiency is improved;

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 required for the embodiment or the prior art description will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts.

FIG. 1 is a schematic view showing the construction of a floor washing machine according to embodiment 1;

FIG. 2 is a bottom view of the scrubber of FIG. 1;

FIG. 3 is a right side cross-sectional schematic view of the scrubber of FIG. 1;

FIG. 4 is a schematic structural view of a floor washing machine according to embodiment 2;

fig. 5 is a schematic structural view of a floor washing machine according to embodiment 3.

Wherein, 1-shell; 11-a rear wheel; 12-a front wheel; 2, rolling and brushing; 21-brushing the strip; 3-a limiting part; 31-air inlet; 4-air duct; 41-upper air guide wall; 5-sealing leather strips; 51-axial sealing strips; 52-radial sealing strips; 6-water spraying head; 7-a ball bearing; a-included angle of the brush strip.

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 function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Example 1

Referring to fig. 1 to 3, a floor washing machine comprises a housing 1 and a rolling brush 2 rotatably arranged in the housing, wherein a plurality of brush strips 21 which are contacted with the ground and are watertight, preferably leather brush strips, are fixed on the rolling brush 2, and an included angle a is formed between the brush strips and the diameter direction of the cross section of the rolling brush; the shell 1 comprises a limiting part 3 positioned at the front end of the shell, the limiting part is not in contact with the ground to form an air inlet 31, the air inlet is positioned in front of the rolling brush 2, and an air channel 4 used for absorbing sewage sundries is arranged behind the rolling brush. A vacuum source is arranged at the rear part of the shell 1 and is communicated with the air duct 4.

The bottom of the shell 1 is provided with a sealing leather strip 5, and the air duct 4 is communicated with the ground and keeps closed under the matching of the sealing leather strip, the rolling brush 2 and the ground.

The shell 1 is provided with a water spraying head 6 which is positioned at the bottom side of the limiting part 3, and the water outlet of the water spraying head faces the ground in front of the brush strip.

The sealing strip 5 comprises an axial sealing strip 51 located behind the roller brush 2 and a radial sealing strip 52 located close to the two ends of the roller brush.

The inner side of the shell 1 is provided with a downward bulge near the upper end of the air duct 4 to form an upper air guide wall 41 at the inlet of the air duct, the height of the upper air guide wall is lower than the height of the center of the rolling brush 2, and the height of the upper air guide wall is higher than the height of the top wall of the air inlet 31. This also facilitates the blowing of the brush strip 21 and the rotation of the roller brush as air enters the duct through the underside of the roller brush.

The bottom side of the limiting part 3 is obliquely arranged to enable the air inlet 31 to form a trapezoidal section, and the front height of the air inlet is higher than the rear height of the air inlet so as to facilitate air flow convergence.

The bottom of the shell 1 is also provided with a pair of rear wheels 11 and a pair of front wheels 12, the front wheels are positioned behind the sealing leather strip 5, and the rear wheels are positioned at the rear side of the front wheels.

The direction of the included angle a of the brush strip is opposite to the rotating direction of the rolling brush, and the angle is 0-45 degrees.

The rolling brush 2 is detachably connected with the shell 1 in a rotating way, and a pair of ball bearings 7 matched with the two ends of the rolling brush 2 are arranged in the shell 1.

The floor washing machine of the embodiment is characterized in that the shell 1 is driven to move forwards from the rear side when the floor washing machine works, the water spraying head sprays water downwards and is sucked into the rolling brush when cleaning is carried out, meanwhile, air enters the shell from the air inlet 31, the air can be effectively isolated after cleaning water is filled between the brush strips 21 with watertight cortex in the cleaning process, air flow only can move towards the shell from the air inlet 31, the rolling brush 2 rotates by the friction force of the brush strips 21 given by the bottom surface of the shell in the moving process and the pushing force of the air flow towards the brush strips 21, and the brush strips 21 are always kept in local contact with the ground, so that sewage and sundries can be brought into the air duct to wash the ground in the rotating process.

Example 2

Similar to example 1, the difference is that: be equipped with sprinkler bead 6 on the casing 1, the sprinkler bead is located casing 1 and is close to spacing portion 3 department, and the delivery port orientation of sprinkler bead is located casing direction of motion the place ahead brush strip 21, and it directly spouts water on the brush strip, utilizes moist brush strip friction clean ground.

Example 3

Similar to example 1, the difference is that: the casing 1 is provided with a water spraying head 6 which is positioned on the casing 1 and close to the upper air guide wall 41, and the water outlet of the water spraying head faces the brush strip 21 positioned at the rear part of the casing moving direction, so that water is directly sprayed on the brush strip, and the ground is cleaned by using the wet brush strip to rub.

Example 4

Similar to example 1, the differences are: the floor cleaning machine adopts motor drive, and the motor is installed inside casing 1 and is connected with the round brush 2 and rotate in order to drive the round brush, blows brush strip 21 through motor drive cooperation wind-force, adopts this kind of structure although having occupied the partial clean space of brush strip 21, but can make floor cleaning machine's ability of washing improve by a wide margin, and clean ability is stronger.

The beneficial effects of the utility model are that: through reasonable structural design, the pneumatic rolling brush is used for replacing or being combined with a common motor to drive the rolling brush to rotate, the cost is low, water stain residues are less, no motor occupies space when the motor is not installed, two ends of the rolling brush can be close to the shell as far as possible, dead corners are reduced, and the cleaning efficiency of the floor cleaning machine can be effectively improved when the motor is installed; meanwhile, a waterproof leather brush strip structure is adopted to replace the rolling cloth, the problem that the rolling cloth needs to be cleaned regularly when smelly is caused is also prevented, and the working efficiency is improved.

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

Claims

1. The utility model provides a floor washing machine, includes casing (1) and rotates round brush (2) of setting inside the casing, its characterized in that: a plurality of brush strips (21) which are in contact with the ground and are watertight are fixed on the rolling brush (2), and included angles are formed between the brush strips and the diameter direction of the section of the rolling brush to form a brush strip included angle (a); the shell (1) comprises a limiting portion (3) located at the front end of the shell, the limiting portion is not in contact with the ground to form an air inlet (31), the air inlet is located in front of the rolling brush (2), and an air channel (4) used for sucking sewage sundries is arranged behind the rolling brush.

2. The floor scrubber of claim 1, wherein: the bottom of the shell (1) is provided with a sealing leather strip (5), and the air duct (4) is communicated with the ground and keeps closed under the matching of the sealing leather strip, the rolling brush (2) and the ground.

3. The floor scrubber of claim 1, wherein: and a water spraying head (6) is arranged on the shell (1), and a water outlet of the water spraying head faces the brush strip (21) on the rolling brush or the ground in front of the brush strip.

4. The floor scrubber of claim 2, wherein: the sealing leather strip (5) comprises an axial sealing leather strip (51) and a radial sealing leather strip (52), the axial sealing leather strip is located behind the rolling brush (2), and the radial sealing leather strip (52) is located at two ends close to the rolling brush.

5. The floor scrubber of claim 1, wherein: the air duct is characterized in that a downward bulge is arranged on the inner side of the shell (1) close to the upper end of the air duct (4) to form an upper air guide wall (41) at the inlet of the air duct, the height of the upper air guide wall is lower than that of the center of the rolling brush (2), and the height of the upper air guide wall is higher than that of the top wall of the air inlet (31).

6. The floor scrubber of claim 1, wherein: the bottom side of the limiting part (3) is obliquely arranged so that an air inlet (31) forms a trapezoidal section, and the front height of the air inlet is higher than the rear height of the air inlet so as to converge air flow.

7. The floor scrubber of claim 2, wherein: the bottom of the shell (1) is also provided with a pair of rear wheels (11) and a pair of front wheels (12), the front wheels are positioned behind the sealing leather strips (5), and the rear wheels are positioned on the rear side of the front wheels.

8. The floor scrubber of claim 1, wherein: the direction of the included angle (a) of the brush strip is opposite to the rotating direction of the rolling brush, and the angle is 0-45 degrees.

9. The floor scrubber of claim 1, wherein: the rolling brush (2) is detachably connected with the shell (1) in a rotating mode, and a pair of ball bearings (7) matched with the two ends of the rolling brush (2) are arranged in the shell (1).

10. The floor scrubber of claim 1, wherein: the shell (1) is also internally provided with a motor, and the motor is connected with the rolling brush to drive the rolling brush to rotate.