CN111358381A - Cleaning device and ground cleaning machine - Google Patents

Abstract

The present application discloses a cleaning device and a floor cleaning machine, wherein the cleaning device comprises: a housing, a roller brush, and a cleaning assembly; wherein the cleaning assembly comprises a cleaning medium inlet and multiple cleaning medium injection ports; the multiple cleaning medium injection ports face the roller brush, and the flow path length from each cleaning medium injection port to the cleaning medium inlet is the same. Through the present application, the cleaning medium can be evenly sprayed onto the surface of the roller brush, thereby comprehensively cleaning the roller brush, thereby improving cleaning efficiency and the cleanliness of the roller brush.

Description

A cleaning device and floor washer

technical field

The present application relates to the field of cleaning equipment, in particular to a cleaning device and a floor cleaning machine.

Background technique

In recent years, cleaning equipment with sweeping and vacuuming functions has gradually entered people's lives. It mainly drives the cleaning cylinder to come into close contact with the ground through the operation of the motor to clean up the garbage, dust and other dirt on the ground. Negative pressure is generated by equipment such as a motor or an air pump to absorb the garbage, dust and other dirt into the dust collection bucket, so as to clean the ground.

Among them, the cleaning cylinder in the cleaning equipment will become dirty due to contact with the ground to absorb dirt during long-term use. In order to solve the problem of cleaning the cleaning cylinder, the prior art is generally divided into two methods: detachable cleaning cylinder and automatic cleaning of the cleaning cylinder in cleaning equipment; among them, the detachable cleaning cylinder is to disassemble the cleaning cylinder for cleaning, but this method The dismantling operation process is relatively complicated, and the multiple disassembly reduces the service life of the cleaning equipment. The method of automatic cleaning of the cleaning cylinder is to spray clean water on the cleaning cylinder through the water spray device in the cleaning equipment, so as to complete the cleaning of the cleaning cylinder; however, the water spray device of this method cannot evenly spray clean water on the cleaning cylinder, As a result, the overall cleaning of the cleaning cylinder is not uniform, and then the local cleaning of the cleaning cylinder is excessive, or the local cleaning of the cleaning cylinder is insufficient; thus, when the cleaning cylinder that has not been cleaned is working (such as cleaning the ground), the surface to be cleaned will be very difficult to clean. It is difficult to be cleaned, and the uncleaned cleaning cartridge is easy to cause secondary pollution to the surface to be cleaned.

Therefore, how to uniformly and comprehensively clean the cleaning cylinder and improve the cleaning efficiency of the cleaning cylinder has become an urgent problem to be solved by those skilled in the art.

SUMMARY OF THE INVENTION

The present application provides a cleaning device to clean the cleaning cylinder uniformly and comprehensively, and improve the cleaning efficiency of the cleaning cylinder.

The present application provides a cleaning device, comprising: a housing, a roller brush; further comprising: a cleaning assembly; wherein,

the cleaning assembly includes a cleaning medium inlet and a plurality of cleaning medium jetting ports;

The plurality of cleaning medium ejection openings face the roller brush, and the length of the flow passage from each of the cleaning medium ejection openings to the cleaning medium inlet is the same.

Optionally, the cleaning medium jetting openings sequentially include at least a first-level cleaning medium jetting port and a second-level cleaning medium jetting port along the extending direction of the flow channel;

The first-level cleaning medium ejection port is connected to the cleaning medium inlet, the second-level cleaning medium ejection port is superimposed with the first-level cleaning medium ejection port through its correspondingly connected flow channel branches, and both The lengths of the runner branches are equal;

Wherein, the number of the cleaning medium ejection ports of the corresponding level increases with the increase of the level.

Optionally, the flow channel branches that are respectively connected to the first-level cleaning medium injection port and the second-level cleaning medium injection port are located in the same plane, and the first-level cleaning medium injection port and the second-level cleaning medium injection port are located in the same plane. superimposed in the same plane.

Optionally, the flow channel branches that are respectively connected to the first-level cleaning medium injection port and the second-level cleaning medium injection port are located in different planes, and the first-level cleaning medium injection port and the second-level cleaning medium injection port are located in different planes. The different plane spaces are superimposed and arranged.

Optionally, the number of the cleaning medium ejection ports of the corresponding level is 2 to the N power; wherein, N is the level where the cleaning medium ejection ports are located.

Optionally, at least some of the cleaning medium ejection openings are arranged along the axis direction of the roller brush, and the cleaning medium ejection openings arranged along the axis direction of the roller brush are equally spaced.

Optionally, it further includes: a liquid squeezing member, the liquid squeezing member is disposed on the housing and located above the cleaning medium jetting port, and is in contact with the surface of the rolling brush along the axis direction of the rolling brush.

Optionally, it also includes: a groove, the groove is arranged between the liquid squeezing member and the cleaning medium injection port, and extends along the axis direction of the roller brush, and the contact surface of the groove is in contact with the surface of the roller brush.

Optionally, it further includes: a decontamination member, the decontamination member is disposed on the housing and located below the cleaning medium ejection port, and is in contact with the surface of the roller brush along the axis direction of the roller brush.

Optionally, it further includes: an air suction duct, the air suction port of the air suction duct faces the roller brush, and the air suction port is located below the decontamination member.

The application also provides a floor cleaning machine, comprising: a handle body and a cleaning device connected to the handle body, the cleaning device comprising: a housing, a roller brush and a cleaning assembly; wherein,

the cleaning assembly includes a cleaning medium inlet and a plurality of cleaning medium jetting ports;

The plurality of cleaning medium ejection openings face the roller brush, and the length of the flow passage from each of the cleaning medium ejection openings to the cleaning medium inlet is the same.

Optionally, the cleaning medium jetting openings sequentially include at least a first-level cleaning medium jetting port and a second-level cleaning medium jetting port along the extending direction of the flow channel;

The first-level cleaning medium ejection port is connected to the cleaning medium inlet, the second-level cleaning medium ejection port is superimposed with the first-level cleaning medium ejection port through its correspondingly connected flow channel branches, and both The lengths of the runner branches are equal;

Wherein, the number of the cleaning medium ejection ports of the corresponding level increases with the increase of the level.

Optionally, the number of the cleaning medium ejection ports of the corresponding level is 2 to the N power; wherein, N is the level where the cleaning medium ejection ports are located.

Compared with the prior art, the present application has the following advantages: the present application provides a cleaning device, comprising: a housing, a roller brush and a cleaning assembly; wherein the cleaning assembly includes a cleaning medium inlet and a plurality of cleaning medium jetting ports; a plurality of cleaning medium injection ports; The cleaning medium ejection openings face the roller brush, and the length of the flow passage from each cleaning medium ejection opening to the cleaning medium inlet is the same. Through the present application, the cleaning medium can be uniformly sprayed onto the surface of the rolling brush, so that the rolling brush can be cleaned comprehensively, thereby improving the cleaning efficiency and the cleanliness of the rolling brush.

Description of drawings

1 is a schematic structural diagram of a cleaning device provided in a first embodiment of the present application;

2 is a perspective view of a cleaning device provided by the first embodiment of the present application;

3 and 4 are schematic diagrams of the cleaning assembly of the cleaning device provided by the first embodiment of the present application;

5 is a schematic structural diagram of a cleaning component of the cleaning device provided in the first embodiment of the present application;

6 is a schematic structural diagram of another cleaning component of the cleaning device provided in the first embodiment of the present application;

Fig. 7 is a partial enlarged view at B in Fig. 6;

8 is a schematic structural diagram of a groove of a cleaning device provided by the first embodiment of the present application;

9 is a schematic structural diagram of another groove of the cleaning device provided in the first embodiment of the present application;

FIG. 10 is a schematic structural diagram of a floor cleaning machine provided by the second embodiment of the present application.

Among them, the cleaning device 100, the housing 1, the supporting housing 11, the side plate cover 12, the base housing 13, the roller brush 2, the cleaning assembly 3, the cleaning medium inlet 31, the cleaning medium ejection port 32, the first level cleaning medium ejection Port 321, second-level cleaning medium injection port 322, third-level cleaning medium injection port 323, fourth-level cleaning medium injection port 324, first-level flow channel branch 33, second-level flow channel branch 34, third-level flow Channel branch 35, fourth-level flow channel branch 36, squeezing part 4, groove 5, U-shaped groove 51, mouth-shaped groove 52, decontamination part 6, suction pipe 7, air pump 8, floor cleaning machine 200 , the handle main body 210, the roller 220.

Detailed ways

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar promotions without violating the connotation of the present application. Therefore, the present application is not limited by the specific implementation disclosed below.

The first embodiment of the present application provides a cleaning device 100. FIG. 1 is a schematic structural diagram of the cleaning device 100 provided by the first embodiment of the present application.

With reference to FIGS. 1 and 2 , an embodiment of the present application provides a cleaning device 100 , including: a housing 1 , a roller brush 2 and a cleaning assembly 3 . The housing 1 includes a front-end housing (not shown), a support housing 11, a side plate cover 12 and a base housing 13; the front-end housing is arranged in front of the housing 1, and its structural shape is capable of accommodating and installing a roller brush 2, the roller brush 2 is arranged in the front end housing through the side plate cover 12 and can be rotated relative to the front end housing; the support housing 11 is connected with the front end housing, and is arranged away from the roller brush 2 in the horizontal direction; the base housing 13 It is connected with the support housing 11 and is located under the housing 1; the area between the support housing 11 and the base housing 13 is the suction duct 7, and the suction port of the suction duct 7 is close to and faces the surface of the roller brush. It is set lower than the central axis of the roller brush 2, so that when the dirt (solid or liquid) is detached from the surface of the roller brush, it can be absorbed in the suction duct 7, and the dirt is collected through the suction duct 7 to the other side. The connected solid collecting bucket and liquid collecting bucket can prevent the dirt separated from the surface of the roller brush from being spilled on the ground again, thereby causing the re-contamination of the cleaning surface.

Please continue to refer to FIG. 1 , the cleaning device 100 of this embodiment is to achieve uniform cleaning of the roller brush 2 . The cleaning device 100 cleans the dirt on the cleaning surface (such as the ground) through the roller brush 2 , and the surface of the roller brush becomes dirty due to cleaning the dirt, so the roller brush 2 needs to be cleaned by the cleaning assembly 3 . Specifically, the cleaning of the roller brush 2 can only be realized based on the cooperation between the roller brush 2 and the cleaning component 3, and the cleaning component 3 has a specific location area corresponding to the surface of the roller brush, so the area where the roller brush 2 and the cleaning component 3 cooperate is set to It is designated as the cleaning area (the fan-shaped area with the center of the roller brush 2 facing the horizontal direction, that is, the area A in Figure 1); , the cleaning component 3 cleans it, so that the surface of the roller brush is clean.

Specifically, as shown in FIG. 1 and FIG. 2 , the cleaning assembly 3 is disposed on the support housing 11 , the cleaning assembly 3 is disposed toward the roller brush 2 and higher than the central axis of the roller brush 2 , and is located above the suction duct 7 , so that It is convenient for the cleaning component 3 to clean the end face of the roller brush 2, and it can also make the dirt separated from the surface of the roller brush after cleaning fall into the suction duct 7, and then collect the dirt through the suction duct 7 to the connected In the solid collecting bucket and the liquid collecting bucket, the dirt separated from the surface of the roller brush can be prevented from being spilled on the ground again, thereby causing re-contamination of the ground.

In this embodiment, the cleaning assembly 3 includes a cleaning medium inlet 31 and a plurality of cleaning medium ejection ports 32 , the cleaning medium inlet 31 is used to fill the cleaning medium for cleaning the roller brush 2 , and the cleaning medium ejection port 32 is used to release the cleaning roller brush 2 The cleaning medium inlet 31 communicates with the plurality of cleaning medium ejection ports 32 , so that the cleaning medium entering the cleaning medium inlet 31 is ejected from the cleaning medium ejection ports 32 . Among them, in this embodiment, the cleaning medium inlet 31 is set to one, so that the medium for filling the cleaning roller brush 2 can be more concentrated, which is convenient for the filling operation; it is also possible to make the cleaning medium flow from the cleaning medium inlet 31 to a plurality of cleaning mediums. The time of the medium ejection ports 32 is the same, so that the cleaning medium ejected from the plurality of cleaning medium ejection ports 32 reaches the surface of the roller brush uniformly; wherein, the length of the flow path between the cleaning medium inlet 31 and the plurality of cleaning medium ejection ports 32 is equal. Of course, the cleaning medium inlets 31 can also be arranged in multiples and face the surface of the roller brush; as long as the cleaning medium can reach the same amount of the cleaning medium jetting ports 32 , it is within the scope to be protected by the embodiments of the present application. The purpose of setting the cleaning medium jetting ports 32 in multiples is to increase the coverage area of the cleaning medium jetting ports 32 on the surface of the rolling brush, so that the contact area between the sprayed cleaning medium and the surface of the rolling brush is increased and uniform, thereby improving the resistance to the rolling brush. 2 cleaning effect.

It should be noted that the cleaning medium in this embodiment may be liquid, gas, or a mixture of gas and liquid. In this embodiment, the surface of the roller brush can be cleaned by the liquid sprayed from the cleaning medium jetting port 32, or In this embodiment, the surface of the roller brush can be cleaned by the gas ejected from the cleaning medium ejection port 32 , or the surface of the roller brush can be cleaned by the gas-liquid mixture ejected from the cleaning medium ejection port 32 in this embodiment.

Wherein, in the preferred solution of this embodiment, a plurality of cleaning medium jetting ports 32 face the surface of the rolling brush, and at least some of the cleaning medium jetting ports 32 are arranged along the axis direction of the rolling brush 2 , and the cleaning medium jetted along the axis direction of the rolling brush 2 is sprayed The openings 32 are equally spaced. It can be understood that the number of cleaning medium ejection ports 32 in this embodiment is large, and based on the fact that the roller brush 2 rotates around the axial direction, at least part of the cleaning medium ejection ports 32 are arranged along the axis direction of the roller brush 2, so that The part of the cleaning medium ejection openings 32 covers a straight line along the axial direction of the surface of the roller brush, so as the roller brush 2 rotates, the part of the cleaning medium ejection openings 32 arranged along the axial direction can cover the entire surface of the roller brush. The purpose of setting the spacing between the cleaning medium ejection openings 32 to be equal distances is also to ensure that the surface of the roller brush covered by the cleaning medium ejection openings 32 on the straight line along the axis direction is uniform and continuous, so as to achieve uniform cleaning medium spray onto the entire brush surface.

It should be noted that, in this embodiment, the cleaning medium is uniformly sprayed onto the entire surface of the roller brush, mainly based on the principle of flow channel balance. The length of the flow path from each cleaning medium ejection port 32 to the cleaning medium inlet 31 is the same, so that the amount of cleaning medium ejected by each cleaning medium ejection port 32 is basically the same, so that the cleaning medium can be sprayed evenly on the entire surface of the roller brush to achieve a comprehensive Clean the roller brush 2 to improve the cleaning effect.

In this embodiment, as shown in FIG. 3 , in order to make the cleaning medium ejected from the plurality of cleaning medium ejection ports 32 uniform, the cleaning medium ejection ports 32 are arranged in a multi-level structure, and as the levels increase, the corresponding The number of the cleaning medium injection ports 32 at this level is also increasing, that is, the level of the cleaning medium injection ports 32 increases step by step along the extending direction of the flow channel. In this embodiment, the cleaning medium ejection openings 32 sequentially include at least the first level cleaning medium ejection openings 321 and the second level cleaning medium ejection openings 322 along the extending direction of the flow channel; the first level cleaning medium ejection openings 321 and the cleaning medium ejection openings 321 The inlet 31 is connected, and the second-level cleaning medium ejection port 322 is superimposed with the first-level cleaning medium ejection port 321 through its correspondingly connected flow channel branch, and the length of the flow channel branch between the two is equal; and the corresponding level of cleaning medium The number of the jetting ports 32 increases with increasing levels; the number of the cleaning medium jetting ports 32 corresponding to the level is 2 to the Nth power; wherein, N is the level where the cleaning medium jetting ports 32 are located. For example, if the first-level cleaning medium ejection port 321 is directly connected to the cleaning medium inlet 31, then N is equal to 1, and the number of the first-level cleaning medium ejection port 321 is 2; for another example, the first-level cleaning medium ejection port 321 For the connected second-level cleaning medium ejection ports 322, N is equal to 2, and the number of the second-level cleaning medium ejection ports 322 is four.

That is to say, the longer the runners extend, the more levels there will be. At the same time, the runners of each level are set to have multiple branches, and the branch lengths of the runners of one level are equal, so that the cleaning medium ejection ports in each level are set. The length of the flow channel between 32 and the cleaning medium inlet 31 is equal, and the specifications of the flow channel are consistent, so the cleaning medium ejected from the plurality of cleaning medium ejection ports 32 is more uniform. It should be noted that, based on the fact that the cleaning medium ejection ports 32 are arranged in a multi-level structure, the cleaning medium ejection ports 32 of each level are arranged in layers, and the stacked arrangement means that all the cleaning medium ejection ports 32 of one level are integral and all of the other level. The cleaning medium ejection ports 32 are superimposed as a whole.

In the present embodiment, the cleaning medium jetting ports 32 that are arranged in layers as a whole include the following two structures, that is, the cleaning assembly 3 is arranged in two structures; as shown in FIG. 1 and FIG. 5 , the first structure of the cleaning assembly 3 Therefore, the correspondingly connected flow channel branches of the cleaning medium ejection ports 32 of each level are located in the same plane, so that the cleaning medium ejection ports 32 of each level are superimposed on the same plane and face the roller brush 2 . Specifically, as shown in FIG. 5 , the cleaning medium jetting ports 32 of the cleaning assembly 3 are arranged in four levels, namely the first level cleaning medium jetting port 321 , the second level cleaning medium jetting port 322 , and the third level cleaning medium jetting port 323 and the fourth-level cleaning medium injection port 324; wherein, the first-level cleaning medium injection port 321 communicates with the cleaning medium inlet 31 through the first-level flow channel branch 33, and the second-level cleaning medium injection port 322 passes through the second-level flow channel The branch 34 is disposed below and connected to the first-level cleaning medium ejection port 321 , the third-level cleaning medium ejection port 323 is disposed under and connected to the second-level cleaning medium ejection port 322 through the third-level flow channel branch 35 , and the fourth The level of cleaning medium injection port 324 is disposed below and connected to the third level of the cleaning medium injection port 323 through the fourth level flow channel branch 36. The cleaning medium injection port 32 of each level is disposed toward the surface of the roller brush, and finally passes through the fourth level. The cleaning medium ejection port 324 ejects the cleaning medium to the surface of the roller brush. Among them, the first-level cleaning medium ejection port 321 has 2 cleaning medium ejection ports 32, the second-level cleaning medium ejection port 322 has 4 cleaning medium ejection ports 32, and the third-level cleaning medium ejection port 323 has 8 cleaning medium ejection ports There are 16 cleaning medium jetting ports 32 in the fourth level cleaning medium jetting port 324 . It can be understood that there are multiple levels of the cleaning medium ejection ports 32 , and there are many corresponding cleaning medium ejection ports 32 , which are all within the scope to be protected by this embodiment.

It should be noted that the flow channel branches of the four levels are located in the same plane, so that the cleaning medium ejection ports 32 of the four levels are superimposed and arranged in the same plane. For example, in the radial direction of the roller brush 2, with the fourth-level cleaning medium ejection port 324 as the observation starting point (viewed from bottom to top in FIG. 5 ), only the fourth-level cleaning medium ejection port 324 can be observed; In the radial direction of the roller brush 2 , with the cleaning medium inlet 31 as the observation starting point (viewed from top to bottom in FIG. 5 ), only cleaning medium ejection ports 32 distributed on a straight line can be observed.

It should also be noted that the runner branches of the four levels can be set to be equal in length, that is, the runner branches of the four levels from the first level runner branch 33 to the fourth level runner branch 36 are equal; The runner branches of the levels are set to have unequal lengths, that is, the first-level runner branches 33 and the second-level runner branches 34, the third-level runner branches 35 and the fourth-level runner branches 36 are not equal, as long as they are in one The flow channel branches in the levels may be equal, for example, there are eight flow channel branches 35 in the third level, and the lengths of the eight third level flow channel branches 35 are equal.

Please continue to refer to FIG. 1 , FIG. 6 and FIG. 7 , the structure of the second cleaning component 3 is that the branches of the flow channels connected to the cleaning medium ejection ports 32 of each level are located in different planes, so that the cleaning medium of each level is ejected The ports 32 are superimposed and arranged in the above-mentioned different plane spaces. Specifically, as shown in FIG. 6 , the cleaning medium jetting ports 32 of the cleaning assembly 3 are arranged in four levels, namely the first level cleaning medium jetting ports 321 , the second level cleaning medium jetting ports 322 , and the third level cleaning medium jetting ports 323 and the fourth-level cleaning medium injection port 324; wherein, the first-level cleaning medium injection port 321 communicates with the cleaning medium inlet 31 through the first-level flow channel branch 33, and the second-level cleaning medium injection port 322 passes through the second-level flow channel The branch 34 is connected to the first-level cleaning medium injection port 321, the third-level cleaning medium injection port 323 is connected to the second-level cleaning medium injection port 322 through the third-level flow channel branch 35, and the fourth-level cleaning medium injection port 324 passes through the third-level flow channel branch 35. The four-level flow channel branch 36 is connected to the third-level cleaning medium ejection port 323 , the cleaning medium ejection ports 32 of each level are all disposed toward the surface of the roller brush, and finally the cleaning medium is ejected to the roller brush through the fourth-level cleaning medium ejection port 324 surface. Among them, the first-level cleaning medium ejection port 321 has 2 cleaning medium ejection ports 32, the second-level cleaning medium ejection port 322 has 4 cleaning medium ejection ports 32, and the third-level cleaning medium ejection port 323 has 8 cleaning medium ejection ports There are 16 cleaning medium jetting ports 32 in the fourth level cleaning medium jetting port 324 . Of course, the cleaning medium ejection openings 32 have multiple levels, and the corresponding number of the cleaning medium ejection openings 32 are also many; all of which are the scope to be protected by this embodiment.

It should be noted that the flow channel branches of the four levels are located in different planes, so that the cleaning medium ejection ports 32 of the four levels are superimposed on the above-mentioned different plane spaces; The radial direction of 2 (from top to bottom in FIG. 6 ) is located in the first plane (not shown in FIG. 6 ); the second-level cleaning medium ejection openings 322 are located in the second plane along the radial direction of the roller brush 2 ( 6); the third-level cleaning medium injection port 323 is located in a third plane along the radial direction of the roller brush 2 (not shown in FIG. 6); the fourth-level cleaning medium injection port 324 is located along the roller brush 2 The radial direction of the roller brush 2 is located in the fourth plane (not shown in FIG. 6 ); the first plane, the second plane, the third plane and the fourth plane are parallel to each other along the radial direction of the roller brush 2, so that the four levels of The cleaning medium ejection openings 32 are superimposed along the radial direction perpendicular to the roller brush 2 , so as to be superimposed in different plane spaces.

Further, as shown in FIG. 6 and FIG. 7 , there is a first distance between the first-level cleaning medium injection port 321 and the surface of the rolling brush, and a second distance between the second-level cleaning medium injection port 322 and the surface of the rolling brush, There is a third distance between the third-level cleaning medium injection openings 323 and the surface of the rolling brush, and a fourth distance between the fourth-level cleaning medium injection openings 324 and the surface of the rolling brush. Wherein, the first distance, the second distance, the third distance and the fourth distance may be equal or unequal; for example, the distances corresponding to the first-level cleaning medium ejection openings 321 and the second-level cleaning medium ejection openings 322 and the surface of the roller brush are approximately equal, then the two are at the same height from the roller brush surface, the third-level cleaning medium jetting port 323 and the fourth-level cleaning medium jetting port 324 are approximately the same distance from the rolling brush surface, and the third distance (or the fourth distance ) is smaller than the first distance (or the second distance), the third-level cleaning medium ejection port 323 and the fourth-level cleaning medium ejection port 324 are lower than the first-level cleaning medium ejection port 321 and the second-level cleaning medium ejection port 322 , and is set close to the surface of the roller brush; for another example, if the first distance is greater than the second distance and the third distance is greater than the fourth distance, the first-level cleaning medium ejection port 321 to the fourth-level cleaning medium ejection port 324 are successively away from the cleaning medium inlet. 31 settings. Of course, there are other distance relationships between the cleaning medium jetting ports 32 at each level, as long as the cleaning medium jetting ports 32 of the four levels are superimposed along the radial direction of the roller brush 2 , it is the scope to be protected by this embodiment.

It can be seen from the above content that the four levels of cleaning medium ejection ports 32 are superimposed in the radial direction along the roller brush 2 and along the radial direction perpendicular to the roller brush 2, so that the four levels of cleaning medium ejection ports 32 are in the spatial dimension. Overlay settings. Compared with the first cleaning component 3 structure, the cleaning component 3 of the second structure enables the multi-stage flow channel branches to be isolated and superimposed in space, thereby reducing the space occupied by the cleaning medium injection ports 32, thereby reducing the cleaning component 3. volume of.

It should also be noted that the flow channel branches of the four levels can be set to have equal lengths, that is, the first level flow channel branches 33 to the fourth level flow channel branches 36 are equal; the flow channel branches of each level can also be set The length is unequal, that is, the first-level runner branch 33 and the second-level runner branch 34, the third-level runner branch 35 and the fourth-level runner branch 36 are not equal, as long as there are multiple runner branches in one level equal.

It can be understood that due to the increase of the length of the flow channel, the water pressure of the cleaning medium injection port 32 close to the surface of the roller brush will become smaller and smaller. In order to increase the water pressure, please refer to FIG. 4 , the cleaning medium inlet 31 can be connected There is an air pump 8 or a liquid pump (not shown). Since the air pump 8 or the liquid pump is a relatively mature product device, it will not be repeated here.

Further, in order to improve the cleaning effect, the cleaning device 100 is further provided with a liquid squeezing member 4, which is arranged on the housing 1 and is located above the cleaning medium jetting port 32, and is aligned with the rolling brush along the axis direction of the rolling brush 2. surface contact. In this embodiment, after the cleaning medium jetting port 32 sprays the liquid on the surface of the rolling brush, the liquid squeezing member 4 can squeeze the liquid on the surface of the rolling brush, so that the liquid is uniformly dispersed on the surface of the rolling brush again, that is, by squeezing the liquid on the surface of the rolling brush. The liquid element 4 converts the liquid dots sprayed by the cleaning medium jetting port 32 onto the surface of the roller brush into uniform lines; and the liquid squeezing element 4 is arranged with interference on the surface of the roller brush, which can clean the deep-level dirt in the roller brush 2 . Wherein, the squeezing member 4 is a scraper rib made of a flexible material or a hard material.

In this embodiment, in order to make the liquid squeezed by the liquid squeezing member 4 from the surface of the rolling brush to clean the surface of the rolling brush uniformly again, a groove 5 is also provided, and the groove 5 is arranged on the liquid squeezing member 4 and the cleaning medium jetting port 32 and extending along the axis direction of the roller brush 2, the notch of the groove 51 faces the surface of the roller brush, and the contact surface of the groove 51 is in contact with the surface of the roller brush. Specifically, the groove 51 is provided with two structures, one of which is a U-shaped groove 51 as shown in FIG. The liquid extruded from the surface, and after the liquid storage tank is full of liquid, the liquid is evenly drained to the surface of the rolling brush again through the contact surface in the liquid storage tank that is in contact with the surface of the rolling brush. Another kind of groove 51 is shown in FIG. 9 , which is a mouth groove 52 . The liquid storage groove (not shown) of the mouth groove 52 can receive the liquid squeezed by the squeezing member 4 from the surface of the roller brush, and is After the liquid storage tank is full of liquid, the liquid is evenly drained to the surface of the rolling brush again through the contact surface in the liquid storage tank that is in contact with the surface of the rolling brush. That is, through the contact between the liquid in the liquid storage tank and the surface of the roller brush, the line where the liquid squeezing member 4 squeezes the cleaning medium is changed into a uniform surface, which further realizes the uniform and comprehensive cleaning of the roller brush 2, thereby improving the cleaning efficiency. And the cleanliness of the roller brush 2.

Further, it can be seen from the above that with the rotation of the roller brush 2, part of the dirt on the surface of the roller brush will be absorbed in the suction duct 7, and then the dirt will be collected through the suction duct 7 to the solid connected to it. In the collecting bucket and the liquid collecting bucket, the unabsorbed dirt will rotate to the position of the cleaning medium jetting port 32. In order to reduce the difficulty of cleaning the surface of the roller brush by the cleaning medium jetting port 32, in this embodiment, the cleaning device 100 also A decontamination member 6 is provided. The decontamination member 6 is arranged on the housing 1 and is located below the cleaning medium injection port 32, and is in contact with the surface of the roller brush along the axis direction of the roller brush 2; the suction port of the suction duct 7 is located at Below the decontamination element 6 . The decontamination element 6 is arranged with interference on the surface of the roller brush, so that the dirt that is not absorbed by the suction duct 7 can be hung from the surface of the roller brush, so that the relatively clean surface of the roller brush can enter the position where the cleaning medium injection port 32 is cleaned. , wherein the decontamination member 6 is a decontamination rib made of a flexible material or a hard material.

The first embodiment of the present application provides a cleaning device 100, including: a housing 1, a roller brush 2, and a cleaning assembly 3; wherein, the cleaning assembly 3 includes a cleaning medium inlet 31 and a plurality of cleaning medium jetting ports 32; a plurality of cleaning medium The jetting ports 32 face the roller brush 2, and at least part of the cleaning medium jetting ports 32 are arranged along the axis direction of the roller brush 2, and the cleaning medium jetting ports 32 arranged along the axis direction of the roller brush 2 have the same spacing; The length of the flow path from the medium ejection port 32 to the cleaning medium inlet 31 is the same. By means of the embodiments of the present application, the cleaning medium can be uniformly sprayed onto the surface of the rolling brush, so that the rolling brush can be cleaned comprehensively, thereby improving the cleaning efficiency and the cleanliness of the rolling brush.

The second embodiment of the present application also provides a floor cleaning machine 200. Since the floor cleaning machine 200 adopts the cleaning device 100 of the first embodiment, the components in the floor cleaning machine 200 of the second embodiment can be referred to in the first embodiment. Annotation of the components of an embodiment.

As shown in FIG. 10, the floor cleaning machine 200 provided in this embodiment includes a handle body 210 and a cleaning device 100 connected to the handle body 210. Preferably, the handle body 210 is provided with a cleaning medium storage device (not shown), The cleaning medium storage device is used to provide cleaning medium for the cleaning device 100, and the cleaning medium storage device can store gas, liquid or gas-liquid mixture; wherein, in order to facilitate the operation of the floor cleaning machine 200, the handle body 210 is connected to the handle body 210. A roller 220 is provided near the connection hinge of the cleaning device 100, and the central axis of the roller 220 is at the same height as the axis of the roller brush 2 of the cleaning device 100, so that when the cleaning device 100 is pushed by the handle grip, the cleaning device 100 is parallel. on the ground, thereby enhancing the operation stability of the cleaning device 100 .

In this embodiment, the cleaning device 100 includes a cleaning assembly 3 , and the cleaning assembly 3 includes: a cleaning medium inlet 31 and a plurality of cleaning medium ejection ports 32 , and the lengths of the flow passages between the cleaning medium inlet 31 and each cleaning medium ejection port 32 are equal. ; Wherein, the cleaning medium jetting port 32 sequentially includes at least a first-level cleaning medium jetting port 321 and a second-level cleaning medium jetting port 322 along the extending direction of the flow channel; the first-level cleaning medium jetting port 321 is connected to the cleaning medium inlet 31 , the second-level cleaning medium injection ports 322 are superimposed with the first-level cleaning medium injection ports 321 through the branches of the flow channels, and the branch lengths of the flow channels between the two are equal; wherein, the number of the cleaning medium injection ports 32 of the corresponding level Increases as the level increases. For example, if the first-level cleaning medium ejection port 321 is connected to the cleaning medium inlet 31, N is equal to 1, and the number of the first-level cleaning medium ejection port 321 is 2; for another example, it is connected to the first-level cleaning medium ejection port 321. If the second-level cleaning medium ejection ports 322 are present, N is equal to 2, and the number of the second-level cleaning medium ejection ports 322 is four. Of course, the cleaning medium ejection openings 32 have multiple levels, and the corresponding number of the cleaning medium ejection openings 32 are also many; all of which are the scope to be protected by this embodiment.

Among them, the cleaning medium jetting ports 32 arranged in layers as a whole include the following two structures, that is, the cleaning component 3 is arranged in two structures, and the specific implementation can refer to the first embodiment of the present application, which will not be repeated here.

The second embodiment of the present application provides a floor cleaning machine 200, including: a handle body 210 and a cleaning device 100 connected to the handle body 210, the cleaning assembly 10 includes: a housing 1, a roller brush 2; and further includes: a cleaning assembly 3 Among them, the cleaning assembly 3 includes a cleaning medium inlet 31 and a plurality of cleaning medium jetting ports 32; the plurality of cleaning medium jetting ports 32 face the roller brush 2, and the lengths of the channels from each cleaning medium jetting port 32 to the cleaning medium inlet 31 are the same. By means of the embodiments of the present application, the cleaning medium can be uniformly sprayed onto the surface of the rolling brush, so that the rolling brush can be cleaned comprehensively, thereby improving the cleaning efficiency and the cleanliness of the rolling brush.

The above-mentioned floor cleaning machine 200 can obtain a better use effect than the existing cleaning machine in different scenarios; some specific usage scenarios are given below for description.

With the floor cleaning machine 200 provided in the second embodiment, when the floor cleaning machine 200 is cleaning the dirt on the floor, or after the floor cleaning machine 200 finishes cleaning the dirt on the floor, the floor cleaning machine 200 needs to clean the roller brush. 2 to clean. The roller brush 2 can be driven by the motor to rotate. With the rotation of the roller brush 2, the surface of the roller brush will first pass through the suction duct 7, and part of the dirt on the surface of the roller brush will be absorbed by the suction duct 7. The dirt is further rotated to the position of the decontamination member 6 along with the rotation of the roller brush 2. Since the decontamination member 6 is disposed along the axis direction of the roller brush 2 and the surface of the roller brush is interfering, the remaining dirt on the surface of the roller brush can be removed. The (mainly liquid) is squeezed out and thus falls into the suction opening of the suction duct 7 and is absorbed, which also causes the surface of the roller brush with dirt to be further cleaned. Then, the roller brush 2 is further rotated, and the relatively clean surface of the roller brush cleaned by the decontamination member 6 is rotated to the position corresponding to the cleaning medium ejection port 32. At this time, the cleaning medium ejection port 32 ejects the cleaning medium (liquid) to the On the surface of the roller brush, since the cleaning medium ejection openings 32 are covered on a straight line along the axis direction of the roller brush surface, and the amount of cleaning medium ejected by each cleaning medium ejection opening 32 is basically the same, in addition, the number of cleaning medium ejection openings 32 is large, so As the roller brush 2 rotates, the cleaning medium ejection openings 32 arranged along the axial direction can cover the entire surface of the roller brush, so that the cleaning medium sprayed onto the entire roller brush 2 is uniform.

Further, the rolling brush 2 continues to rotate, and the surface of the rolling brush adsorbed with the cleaning medium rotates to the position of the liquid squeezing member 4. Since the liquid squeezing member 4 is arranged along the axis direction of the rolling brush 2 and the surface of the rolling brush is interfering, then the rolling brush While the cleaning medium on the surface is extruded, the cleaning medium on the surface of the roller brush is also extruded evenly, that is, the point uniformity at which the cleaning medium jetting port 32 sprays the surface of the roller brush becomes uniform line. Further, the cleaning medium squeezed out by the liquid squeezing member 4 is collected in the groove 51 under the liquid squeezing member 4. After the liquid storage tank is filled with liquid, the liquid storage tank of the groove 51 passes through the liquid storage tank and communicates with the liquid. The contact surface in contact with the surface of the roller brush will drain the liquid to the surface of the roller brush evenly again, that is, the line where the liquid squeezing member 4 squeezes the cleaning medium becomes uniform in the surface, which further realizes the comprehensive cleaning of the roller brush 2, thereby improving the performance of the roller brush. Cleaning efficiency and cleanliness of roller brush 2.

Although the present application is disclosed above with preferred embodiments, it is not intended to limit the present application. Any person skilled in the art can make possible changes and modifications without departing from the spirit and scope of the present application. Therefore, the present application The scope of protection shall be subject to the scope defined by the claims of this application.

Claims (13)

1. A cleaning device, comprising: a housing, a roll brush; it is characterized by also comprising: cleaning the assembly;

the cleaning assembly includes a cleaning medium inlet and a plurality of cleaning medium ejection ports;

the plurality of cleaning medium ejection openings face the roller brush, and the lengths of the flow passages from the cleaning medium ejection openings to the cleaning medium inlet are the same.

2. The cleaning device according to claim 1, wherein the cleaning medium ejection port includes, in order in an extending direction of the flow passage, at least a first-stage cleaning medium ejection port and a second-stage cleaning medium ejection port;

the first-level cleaning medium injection port is connected with the cleaning medium inlet, the second-level cleaning medium injection port is arranged in a manner of being superposed with the first-level cleaning medium injection port through a flow channel branch correspondingly connected with the second-level cleaning medium injection port, and the lengths of the flow channel branches are equal;

wherein the number of the cleaning medium ejection openings of the corresponding levels increases as the levels increase.

3. The cleaning device according to claim 2, wherein the flow path branches to which the first-stage cleaning medium ejection openings and the second-stage cleaning medium ejection openings are respectively connected are located in the same plane, and the first-stage cleaning medium ejection openings and the second-stage cleaning medium ejection openings are arranged in a superimposed manner in the same plane.

4. The cleaning device according to claim 2, wherein the flow path branches to which the first-stage cleaning medium ejection openings and the second-stage cleaning medium ejection openings are respectively connected are located in different planes, and the first-stage cleaning medium ejection openings and the second-stage cleaning medium ejection openings are spatially superposed in the different planes.

5. The cleaning device according to any one of claims 2 to 4, wherein the number of the cleaning medium ejection openings of the corresponding level is N-th power of 2; wherein N is a level where the cleaning medium ejection opening is located.

6. The cleaning device according to claim 1, wherein at least a part of the cleaning medium ejection openings are arranged in a roller brush axial direction, and the cleaning medium ejection openings arranged in the roller brush axial direction have the same pitch.

7. The cleaning device of claim 1, further comprising: and the liquid squeezing piece is arranged on the shell, is positioned above the cleaning medium jet orifice and is in contact with the surface of the rolling brush along the axial direction of the rolling brush.

8. The cleaning device of claim 7, further comprising: and the groove is arranged between the liquid squeezing piece and the cleaning medium jet orifice, extends along the axial direction of the rolling brush, and the contact surface of the groove is in contact with the surface of the rolling brush.

9. The cleaning device of claim 1, further comprising: and the dirt removing part is arranged on the shell, is positioned below the cleaning medium jet orifice and is in contact with the surface of the rolling brush along the axial direction of the rolling brush.

10. The cleaning apparatus as recited in claim 9, further comprising: the exhaust inlet of the exhaust duct faces the rolling brush, and is located below the dirt removing part.

11. A floor cleaning machine, comprising: handle main part and with the cleaning device that the handle main part is connected, cleaning device includes: the device comprises a shell, a rolling brush and a cleaning assembly; wherein,

the cleaning assembly includes a cleaning medium inlet and a plurality of cleaning medium ejection ports;

the plurality of cleaning medium ejection openings face the roller brush, and the lengths of the flow passages from the cleaning medium ejection openings to the cleaning medium inlet are the same.

12. The floor washing machine according to claim 11, wherein the cleaning medium injection port includes, in order in an extending direction of the flow passage, at least a first-stage cleaning medium injection port and a second-stage cleaning medium injection port;

the first-level cleaning medium injection port is connected with the cleaning medium inlet, the second-level cleaning medium injection port is arranged in a manner of being superposed with the first-level cleaning medium injection port through a flow channel branch correspondingly connected with the second-level cleaning medium injection port, and the lengths of the flow channel branches are equal;

wherein the number of the cleaning medium ejection openings of the corresponding levels increases as the levels increase.

13. The floor washing machine of claim 12, wherein the number of cleaning media injection ports of the corresponding level is 2 to the power of N; wherein N is a level where the cleaning medium ejection opening is located.

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