Floor brush

Abstract

The utility model relates to a floor brush which comprises a floor brush shell and a rolling brush assembly, a suction opening is formed in the bottom of the floor brush shell, the floor brush shell is provided with a rolling brush cavity, the rolling brush assembly is arranged in the rolling brush cavity and comprises a rolling body and a brush strip, and the brush strip is arranged on the periphery of the rolling body and extends in the axial direction of the rolling body. A cleaning strip and / or a cleaning brush are / is arranged in the rolling brush cavity, the cleaning brush is made of an elastic material, and when the rolling body rotates, the cleaning strip and / or the cleaning brush can make contact with the brush strip and is used for cleaning the brush strip. Hair on the brush strip can be brushed down through the cleaning strip and the cleaning brush, compared with an existing rack, the cleaning effect is better, the cleaning strip and the cleaning brush are arranged in the rolling brush cavity, on one hand, the hair brushed down from the cleaning strip and the cleaning brush can be rapidly sucked away, the hair is prevented from being wound on the surface of the rolling brush, and the cleaning efficiency of the rolling brush is improved; on the other hand, noise is low when the floor brush is used, and the load of the dust collector is small.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning devices, in particular to a floor brush. Background Art

[0002] The floor brush is an essential component of a vacuum cleaner. The roller brush plays a crucial role in cleaning the floor. The roller brush's surface is covered with a strip of bristles. As the roller brush rotates, the bristles in the strip come into contact with the floor, sweeping dust and other debris into the suction port, effectively cleaning the floor.

[0003] However, in actual use, due to the gaps between the multiple bristles in the hair strip, the hair on the ground can easily get stuck in the gaps between the bristles, and as the roller brush rotates, the hair can easily get stuck inward into the hair strip and gradually entangled on the surface of the roller brush, affecting the cleaning effect of the roller brush. The user needs to frequently disassemble the roller brush for cleaning, which is cumbersome and inconvenient to operate, and it is easy to cause the user's hands to be contaminated with dust, which greatly affects the user experience. Summary of the Invention

[0004] The utility model aims to provide a floor brush, in particular a floor brush which can prevent hair from being entangled on a roller brush.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A floor brush comprises a floor brush shell and a roller brush assembly. A suction port is provided at the bottom of the floor brush shell, and the floor brush shell has a roller brush cavity. The roller brush assembly is arranged inside the roller brush cavity. The roller brush assembly comprises a roller body and a brush strip. The brush strip is arranged on the outer periphery of the roller body and extends in the axial direction of the roller body. A cleaning strip and / or a cleaning brush is provided in the roller brush cavity. The cleaning brush is made of elastic material. When the roller body rotates, the cleaning strip and / or the cleaning brush can contact the brush strip for cleaning the brush strip.

[0007] Preferably, the cleaning strip comprises flannel, fiber cloth, Velcro, and soft glue.

[0008] Preferably, in the above technical solution, the cleaning brush is bristles or a bundle of bristles.

[0009] Preferably, in the above technical solution, the cleaning strip and the cleaning brush are fixedly or detachably connected in the roller brush cavity.

[0010] Further preferably, an air guide cover is provided in the roller brush cavity, and the cleaning strip and the cleaning brush are fixedly or detachably connected to the air guide cover.

[0011] Preferably, in the above technical solution, the contact height between the brush strip and the cleaning strip and cleaning brush does not exceed 1.5 mm.

[0012] In the above technical solution, preferably, the brush strip extends from one end of the roller to the other end thereof, and the brush strip may extend in a straight line, in a V shape, or in an S-shaped spiral.

[0013] Preferably, in the above technical solution, the cleaning strip and the cleaning brush extend along the axial direction of the roller, and the extension length of the cleaning strip is not less than the axial length of the roller, so as to ensure that the entire brush strip can be brushed by the cleaning strip and the cleaning brush.

[0014] Preferably, in the above technical solution, the brush strips include hair strips and / or leather strips.

[0015] Preferably, the above technical solution comprises a first brush strip and a second brush strip, the first brush strip comprises a hair strip, the second brush strip comprises a leather strip, and the height of the first brush strip is not less than the height of the second brush strip, such as the heights of the first brush strip and the second brush strip are the same, or the height of the first brush strip is greater than the height of the second brush strip.

[0016] Further preferably, the first brush bar is in contact with the second brush bar, and the second brush bar blocks at least one side of the first brush bar. When the bristle strips are sweeping the floor, the leather strips can prevent the hair from getting stuck in the roots of the bristle strips, thereby preventing the hair from getting entangled on the surface of the roller brush.

[0017] Further preferably, the first brush strip is connected to the second brush strip, and the first brush strip and the second brush strip form a brush strip as a whole.

[0018] Further preferably, the first brush strip and the second brush strip are respectively connected to the roller.

[0019] Further preferably, the second brush strip includes a connecting portion and a blocking portion extending outward from the connecting portion, wherein the blocking portion blocks at least one side of the first brush strip;

[0020] The surface of the roller is formed with a connecting groove extending along its length, and the connecting portion can be inserted into the connecting groove from one end of the connecting groove.

[0021] The second brush strip can be installed on the roller by insertion, which makes the installation more flexible and easier to replace.

[0022] More preferably, the connecting portion forms an insertion slot;

[0023] The first brush strip further comprises an inserting portion that matches the inserting slot, the brush strip is arranged on the inserting portion, and the inserting portion is inserted into the inserting slot from one end of the inserting slot.

[0024] The first brush strip is installed on the second brush strip by plug-in, which makes the installation more flexible and easy to replace.

[0025] Further preferably, a gap is formed between the second brush bar and the cleaning bar.

[0026] Due to the application of the above technical solution, the utility model has the following advantages compared with the prior art:

[0027] The utility model can brush off the hair on the brush strip through the cleaning strip and the cleaning brush, and has a better cleaning effect than the existing rack. The cleaning strip and the cleaning brush are arranged in the roller brush cavity. On the one hand, the hair brushed off by the cleaning strip and the cleaning brush can be quickly sucked away to prevent the hair from being entangled on the surface of the roller brush, thereby improving the cleaning efficiency of the roller brush; on the other hand, the noise when the floor brush is in use is small, and the load on the vacuum cleaner is also small. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Attachment Figure 1 Schematic cross-sectional view of the floor brush in Example 1;

[0029] Attachment Figure 2 For attachment Figure 1 Enlarged view of part A in the middle;

[0030] Attachment Figure 3 This is a schematic diagram of the disassembly of the air guide cover in Example 1;

[0031] Attachment Figure 4 Schematic diagram of the floor brush in Example 2;

[0032] Attachment Figure 5 Schematic cross-sectional view of the floor brush in Example 2;

[0033] Attachment Figure 6 For attachment Figure 5 Enlarged view of middle part B;

[0034] Attachment Figure 7 This is a schematic diagram of the disassembly of the air guide cover in Example 2;

[0035] Attachment Figure 8 This is a structural diagram of a roller brush assembly in the present utility model;

[0036] Attachment Figure 9 This is a schematic diagram of the disassembly of the roller brush assembly in the present utility model;

[0037] Attachment Figure 10 This is a structural diagram of another roller brush assembly in the present invention;

[0038] Attachment Figure 11 A schematic diagram of vacuuming using a rack-type floor brush to clean hair;

[0039] Attachment Figure 12 A schematic diagram of a roller brush that uses a rack-type floor brush to clean hair;

[0040] Attachment Figure 13 A schematic diagram of vacuuming using a floor brush with a cleaning brush to clean hair;

[0041] Attachment Figure 14 Schematic diagram of a roller brush that uses a floor brush with a cleaning brush to clean hair.

[0042] In the above attached figures:

[0043] 1. Floor brush housing; 10. Suction port; 11. Roller brush chamber;

[0044] 2. Roller brush assembly; 20. Roller; 200. Connecting groove; 21. First brush strip; 210. Brush strip; 211. Insertion portion; 22. Second brush strip; 220. Connecting portion; 2200. Insertion groove; 221. Blocking portion;

[0045] 3. Air guide cover; 30. Insertion slot;

[0046] 40. Cleaning strip; 41. Cleaning brush; 410. Base. DETAILED DESCRIPTION

[0047] The following is a clear and complete description of the technical solution of the present invention in conjunction with the accompanying drawings. Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0048] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating positions or relationships, are based on the positions or relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0049] Example 1

[0050] like Figure 1 The floor brush shown includes a floor brush housing 1 and a roller brush assembly 2.

[0051] A suction port 10 is provided at the bottom of the floor brush housing 1 . A rolling brush cavity 11 is defined within the floor brush housing 1 , and the rolling brush assembly 2 is disposed within the rolling brush cavity 11 .

[0052] like Figure 8 、 9 As shown: the roller brush assembly includes a roller body 20 and a brush strip. The brush strip is arranged on the outer periphery of the roller body 20 and extends in the axial direction of the roller body 20. The brush strip can be a straight extension from one end of the roller body 20 to the other end thereof, or an S-shaped spiral extension as shown in Figure 8, or a V-shaped extension as shown in Figure 10.

[0053] In this embodiment, the brush strips include a first brush strip 21 and a second brush strip 22 , wherein the first brush strip 21 includes a bristle strip 210 , which may be bristles or bristle bundles, and the second brush strip 22 is made of soft rubber, that is, the second brush strip 22 is a leather strip.

[0054] The bristle strip 210 is in contact with the second brush strip 22, and the second brush strip 22 blocks at least one side of the bristle strip 210. When the bristle strip 210 is sweeping the floor, the second brush strip 22 can prevent hair from getting stuck in the root of the bristle strip 210, thereby preventing hair from getting entangled on the roller brush surface. In addition, at least three second brush strips 22 are provided to support the roller brush.

[0055] The height of the wool strip 210 is not less than that of the second brush strip 22. That is, if the height of the wool strip 210 is greater than that of the second brush strip 22, the exposed portion of the wool strip 210 can clean the floor. Of course, the heights of the wool strip 210 and the second brush strip 22 can also be the same.

[0056] The first brush strip 21 and the second brush strip 22 can be independently provided. Figure 10 As shown, the bristle strip 210 and the second brush strip 22 are directly connected to the roller 20.

[0057] In this embodiment, the second brush strip 22 is connected to the roller 20, and the bristle strip 210 is connected to the second brush strip 22 to form a whole brush strip.

[0058] In a preferred embodiment of this embodiment: the second brush strip 22 includes a connecting portion 220 and a blocking portion 221 extending outward from the connecting portion 220, the blocking portion 221 blocks at least one side of the wool strip 210, and the height of the wool strip 210 is not less than the height of the blocking portion 221 of the second brush strip 22; correspondingly, a connecting groove 200 is formed on the surface of the roller 20 and is arranged along its own length direction. The second brush strip 22 is inserted into the connecting groove 200 from one end of the connecting groove 200 through the connecting portion 220, thereby being installed on the roller 20. Figure 1 、 2The second brush strip 22 is installed on the roller 20 by insertion, which is more flexible and convenient for replacement.

[0059] In a preferred embodiment of this embodiment, the connecting portion 220 of the second brush strip 22 itself further forms an insertion groove 2200; correspondingly, the first brush strip 21 further includes an insertion portion 211 that matches the insertion groove 2200, and the hair strip 210 is arranged on the insertion portion 211. The first brush strip 21 is inserted into the insertion groove 2200 from one end of the insertion groove 2200 through the insertion portion 211, thereby being installed on the second brush strip 22. Figure 2 The first brush strip 21 is also installed on the second brush strip 22 by plug-in, which makes the installation more flexible and convenient for replacement.

[0060] In this embodiment, a cleaning strip 40 is also provided in the roller brush chamber 11. The cleaning strip 40 can be made of velvet, fiber cloth, Velcro, soft rubber, etc. When the roller 20 rotates, the hair strip 210 and / or the second brush strip 22 (specifically, the blocking portion 221) can come into contact with the cleaning strip 40. The friction of the cleaning strip 40 can comb the hair on the hair strip 210 and then be sucked away. The contact height between the hair strip 210 and the cleaning strip 40 does not exceed 1.5 mm. Figure 1 、 2 The cleaning strip 40 extends along the axial direction of the roller 20 , and the extension length of the cleaning strip 40 is not less than the axial length of the roller 20 , so that the entire wool strip 210 can be brushed by the cleaning strip 40 .

[0061] In a preferred embodiment of this embodiment: an air guide cover 3 is provided in the floor brush housing 1, and a cleaning strip 40 is provided on the air guide cover 3. Figure 3 shown.

[0062] Example 2

[0063] This embodiment is basically the same as the first embodiment, except that: Figure 4-7 As shown: A cleaning brush 41 is also provided in the roller brush chamber 11. The cleaning brush 41 is a bristle or a bristle bundle, that is, a cleaning brush composed of many single bristles or a cleaning brush composed of many bristle bundles. When the roller 20 rotates, the bristle strip 210 and / or the second brush strip 22 (specifically, the blocking portion 221) can come into contact with the cleaning brush 41. Through the combing of the cleaning brush 41, the hair on the bristle strip 210 can be brushed off and sucked away. The contact height between the bristle strip 210 and the cleaning brush 41 does not exceed 1.5 mm. Figure 5 、 6 The cleaning brush 41 extends along the axial direction of the roller 20 , and the extension length of the cleaning brush 41 is not less than the axial length of the roller 20 , so that the entire wool strip 210 can be brushed by the cleaning brush 41 .

[0064] In a preferred implementation of this embodiment: the cleaning brush 41 is directly fixed in the roller brush cavity 11; it can also be detachably connected in the roller brush cavity 11.

[0065] like Figure 7 As shown: an air guide cover 3 is provided in the floor brush housing 1, and a cleaning brush 41 is provided on the air guide cover 3 and is detachably connected to the rolling brush chamber 11. Specifically, a base 410 is provided at the root of the cleaning brush 41, and an insertion slot 30 is also provided on the air guide cover 3. The cleaning brush 41 is inserted into the insertion slot 30 from one end of the insertion slot 30 through the base 410, thereby being installed on the air guide cover 3. The installation method is more flexible and easy to replace.

[0066] The cleaning brush 41 of this embodiment is compared with the prior art which uses a rack to clean the brush strip. Figure 11 、 13 To pick up the same amount of hair:

[0067] Obviously, after cleaning, there are still hairs entangled on the brush bar after cleaning with the rack, such as Figure 12 and after cleaning with the cleaning brush 41, there is basically no hair entangled on the brush strip, as shown Figure 14 shown.

[0068] In addition, when using the cleaning brush 41 for cleaning, the brush strip can be a leather strip, and even if it touches the cleaning brush 41, it will not have any effect. When using a rack for cleaning, the leather strip must avoid touching the rack, otherwise the rack will damage the leather strip when the roller 20 rotates.

[0069] Example 3

[0070] This embodiment is basically the same as the first and second embodiments, except that a cleaning strip 40 and a cleaning brush 41 are disposed in the roller brush chamber 11 of this embodiment.

[0071] Example 4

[0072] This embodiment is basically the same as the first embodiment, except that a cleaning strip 40 and a rack are provided in the roller brush chamber 11 of this embodiment.

[0073] Example 5

[0074] This embodiment is basically the same as the second embodiment, except that a cleaning brush 41 and a rack are provided in the roller brush chamber 11 of this embodiment.

[0075] The above embodiments are intended only to illustrate the technical concepts and features of the present invention. Their purpose is to enable those familiar with the art to understand the contents of the present invention and implement them accordingly. They are not intended to limit the scope of protection of the present invention. Any equivalent changes or modifications based on the spirit of the present invention are intended to be included in the scope of protection of the present invention.

Claims

1. A floor brush, comprising a floor brush housing (1) and a roller brush assembly (2), wherein a suction port (10) is provided at the bottom of the floor brush housing (1), the floor brush housing (1) has a roller brush cavity (11), the roller brush assembly (2) is arranged inside the roller brush cavity (11), the roller brush assembly (2) comprises a roller (20) and a brush strip, the brush strip being arranged on the outer periphery of the roller (20) and extending in the axial direction of the roller (20), characterized in that: A cleaning strip (40) and / or a cleaning brush (41) is provided in the roller brush chamber (11), and the cleaning brush (41) is made of elastic material. When the roller (20) rotates, the cleaning strip (40) and / or the cleaning brush (41) can come into contact with the brush strip to clean the brush strip.

2. The floor brush according to claim 1, characterized in that: The cleaning strip (40) is made of fiber cloth, Velcro, or soft glue; the cleaning brush (41) is made of bristles or a bundle of bristles.

3. The floor brush according to claim 1, characterized in that: The cleaning strip (40) and the cleaning brush (41) are fixedly or detachably connected in the roller brush chamber (11); or An air guide cover (3) is provided in the rolling brush chamber (11), and the cleaning strip (40) and the cleaning brush (41) are fixedly or detachably connected to the air guide cover.

4. The floor brush according to claim 1, characterized in that: The contact height between the brush strip and the cleaning strip (40) and the cleaning brush (41) does not exceed 1.5 mm.

5. The floor brush according to claim 1, characterized in that: The brush strip extends from one end of the roller (20) to the other end thereof; The cleaning strip (40) and the cleaning brush (41) extend along the axial direction of the roller (20), and the extension length of the cleaning strip (40) and the cleaning brush (41) is not less than the axial length of the roller (20).

6. The floor brush according to claim 1, characterized in that: The brush strips include hair strips and / or leather strips.

7. The floor brush according to claim 1, characterized in that: The brush strips include a first brush strip (21) and a second brush strip (22); the first brush strip (21) includes a fur strip (210); the second brush strip (22) includes a leather strip; the first brush strip (21) and the second brush strip (22) are in contact with each other; the second brush strip (22) blocks at least one side of the first brush strip (21); and the height of the first brush strip (21) is not less than the height of the second brush strip (22).

8. The floor brush according to claim 7, characterized in that: The second brush strip (22) is connected to the roller (20), and the first brush strip (21) is connected to the second brush strip (22), or The first brush strip (21) and the second brush strip (22) are respectively connected to the roller (20).

9. The floor brush according to claim 7, characterized in that: The second brush strip (22) comprises a connecting portion (220) and a blocking portion (221) extending outward from the connecting portion (220), wherein the blocking portion (221) blocks at least one side of the first brush strip (21); The surface of the roller (20) is formed with a connecting groove (200) penetrating along its length direction, and the connecting portion (220) can be inserted into the connecting groove (200) from one end of the connecting groove (200).

10. The floor brush according to claim 9, characterized in that: The connecting portion (220) forms an insertion slot (2200); The first brush strip (21) further comprises an inserting portion (211) matching the inserting slot (2200), the brush strip (210) being arranged on the inserting portion (211), and the inserting portion (211) being inserted into the inserting slot (2200) from one end of the inserting slot (2200).

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