Rolling brush of scrubber

Abstract

A scrubber rolling brush comprises a floor brush lower shell with a buckling groove, a rolling brush cylinder arranged in the floor brush lower shell, an assembling shell clamped to one end of an inner cavity of the rolling brush cylinder, a movable buckle inserted into the assembling shell and provided with a buckling block, and a spring arranged between the assembling shell and the movable buckle. Wherein the buckling block is connected with the buckling groove in an inserted mode, so that the rolling brush cylinder is connected with the floor brush lower shell in a clamped mode, and the movable buckle can slide in an inner cavity of the assembling shell. When the movable buckle is pressed to compress the spring, the buckling block is separated from the buckling groove, so that the rolling brush cylinder is separated from the floor brush lower shell; through a sliding connection mechanism formed by the assembly shell and the movable buckle, the rolling brush barrel can be conveniently separated from the floor brush shell.

Description

Technical Field

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

[0002] With the improvement of people's living standards, floor scrubbers as a cleaning device have entered more and more households. Among them, the floor brush as an accessory of the floor scrubber has a great influence on its cleaning effect. The floor scrubber usually includes a floor brush shell and a roller brush barrel arranged inside it. The roller brush barrel is generally fixedly connected to one end of the floor brush shell, such as a roller brush cover, by a lock or other fixing method. During the floor cleaning process, the roller brush barrel is easy to get dirty and easy to be entangled with foreign objects. The roller brush barrel needs to be disassembled frequently for cleaning and maintenance. When disassembling the roller brush barrel, the user usually needs to use both hands, and some even need to use tools, or need to disassemble the roller brush barrel from the floor brush shell at a specific angle and position. The steps are cumbersome, and the user cannot directly and quickly disassemble and extract the roller brush. In addition, the roller brush barrel or the roller brush shell is easily damaged during the disassembly process, which makes it difficult to reassemble later, affecting the normal use of the floor scrubber.

[0003] Therefore, it is necessary to provide a new technical solution to overcome the above-mentioned defects. Utility Model Content

[0004] The purpose of the utility model is to provide a roller brush for a floor scrubber which can effectively solve the above technical problems.

[0005] In order to achieve the purpose of this utility model, the following technical solutions are adopted:

[0006] A floor scrubber roller brush, characterized in that it comprises a floor brush lower cover with a buckle groove, a roller brush cylinder arranged in the floor brush lower cover, an assembly shell clamped to one end of the inner cavity of the roller brush cylinder, a movable buckle inserted in the assembly shell and having a buckle block, and a spring arranged between the assembly shell and the movable buckle;

[0007] Among them, the buckle block and the buckle groove are inserted into each other so that the roller brush cylinder is clamped with the lower cover of the floor brush, and the movable buckle can slide in the inner cavity of the assembly shell; pressing the movable buckle compression spring, the buckle block disengages from the buckle groove, so that the roller brush cylinder disengages from the lower cover of the floor brush.

[0008] Furthermore, the movable buckle is automatically reset by the elastic force of the spring rebound;

[0009] Among them, when the roller brush cylinder is assembled with the lower cover of the floor brush, the end of the roller brush cylinder away from the buckle block abuts against the inner cavity of the lower cover of the floor brush, the buckle block is pressed to place the roller brush cylinder parallel to the inner cavity of the lower cover of the floor brush, and the movable buckle is released, and the buckle block and the buckle groove are automatically plugged in through spring rebound.

[0010] Furthermore, a pressing block is provided at one end of the movable buckle, and a bayonet for the pressing block to pass through is provided at one end of the lower cover of the floor brush; wherein the cross-sectional shape of the bayonet is U-shaped;

[0011] A limiting plate is extended from one end of the movable buckle close to the pressing block, and a plurality of limiting strips for abutting against the limiting plate are evenly arranged in the inner cavity of the assembly shell.

[0012] Furthermore, the inner cavity of the roller brush cylinder is equipped with a sleeve shell for snap-fitting the assembly shell; wherein, a plurality of guide rails are evenly distributed on the outer surface of the sleeve shell, and the inner wall of the roller brush cylinder is provided with a plurality of guide rail grooves for cooperating and plugging with the guide rails.

[0013] Furthermore, a groove is provided at one end of the assembly shell, and a clamping table for plugging into the groove is provided at one end of the inner cavity of the sleeve shell.

[0014] Furthermore, a protrusion for plugging with one end of the spring is provided at one end of the inner cavity of the movable buckle close to the pressing block.

[0015] Furthermore, a screw is inserted into the clamping platform, and a clamping block is provided at one end of the screw; wherein an opening for the screw to pass through is provided at the central axis of the groove, and the screw passes through the opening so that the other end of the spring is inserted into the clamping block.

[0016] Furthermore, a limiting buckle is provided on one side of the movable buckle, and a limiting groove which is plugged with the limiting buckle is provided on the assembly shell.

[0017] Furthermore, a driving head is clamped on one end of the roller brush cylinder away from the assembly shell.

[0018] Furthermore, the inner cavity of the roller brush is provided with a connecting shell for assembling the driving head.

[0019] Compared with the prior art, the utility model has the following beneficial effects: the utility model facilitates the separation of the roller brush from the floor brush shell by assembling a sliding connection mechanism composed of a shell and a movable buckle. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0021] Figure 1 It is a three-dimensional diagram of the utility model.

[0022] Figure 2 It is a cross-sectional view of the utility model.

[0023] Figure 3 It is an exploded view of the utility model.

[0024] Figure 4 It is a structural schematic diagram of the roller brush cylinder of the present utility model.

[0025] Figure 5 It is a structural schematic diagram of the lower cover of the floor brush of the utility model.

[0026] In the figure: 11. buckle block, 12. movable buckle, 13. spring, 14. assembly shell, 15. clamping block, 16. fixing screw, 17. sleeve shell, 18. roller brush cylinder, 19. connecting shell, 20. driving head, 21. floor brush lower cover, 22. buckle groove, 23. limit plate, 24. pressure block, 25. bayonet, 26. opening, 27. groove, 28. limit strip, 29. guide rail, 30. guide rail groove, 31. clamping table, 32. protrusion, 33. limit buckle, 34. limit groove. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below. Obviously, the described embodiments are partial embodiments of the utility model, rather than all embodiments.

[0028] In the description of the present utility model, it should be understood that the terms "center", "lateral", "longitudinal", "front", "rear", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present utility model. When a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a centered component. When a component is considered to be "connected" to another component, it may be directly connected to the other component or there may be a centered component at the same time. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a centered component at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0029] like Figures 1 to 5As shown, a floor scrubber roller brush comprises a floor brush lower cover 21 with a buckle groove 22, a roller brush barrel 18 arranged in the floor brush lower cover 21, an assembly shell 14 clamped to one end of the inner cavity of the roller brush barrel 18, a movable buckle 12 inserted into the assembly shell 14 and having a buckle block 11, and a spring 13 arranged between the assembly shell 14 and the movable buckle 12; wherein the buckle block 11 is inserted into the buckle groove 22 so that the roller brush barrel 18 is clamped to the floor brush lower cover 21, and the movable buckle 12 can slide in the inner cavity of the assembly shell 14; the movable buckle 12 is compressed by pressing the movable buckle 12 Spring 13, the snap-fit ​​block 11 disengages from the snap-fit ​​groove 22, so that the roller brush barrel 18 disengages from the floor brush lower cover 21; it is worth noting that the movable buckle 12 is automatically reset by the elastic force of the spring 13 rebounding; when the brush barrel 18 is assembled with the floor brush lower cover 21, the end of the roller brush barrel 18 away from the snap-fit ​​block 11 abuts against the inner cavity of the floor brush lower cover 21, pressing the snap-fit ​​block 11 and placing the roller brush barrel 18 parallel to the inner cavity of the floor brush lower cover 21, loosening the movable buckle 12, the snap-fit ​​block 11 and the snap-fit ​​groove 22 are automatically plugged in by the spring 13 rebounding to complete the assembly.

[0030] Further, such as Figures 1 to 5 As shown, the inner cavity of the roller brush cylinder 18 is equipped with a sleeve 17 for clamping the assembly shell 14; wherein, a plurality of guide rails 29 are evenly distributed on the outer surface of the sleeve 17, and a plurality of guide rail grooves 30 for plugging with the guide rails 29 are provided on the inner wall of the roller brush cylinder 18. A groove 27 is provided at one end of the assembly shell 14, and a clamping platform 31 for plugging with the groove 27 is provided at one end of the inner cavity of the sleeve 17; wherein, a screw 16 is inserted into the clamping platform 31, and a clamping block 15 is provided at one end of the screw 16. A protrusion 32 for plugging with one end of the spring 13 is provided at one end of the inner cavity of the movable buckle 12 near the pressure block 24. An opening 26 is provided in the groove 27, and the center line of the block 15 passes through the center of the opening 26. One end of the screw 16 passes through the opening 26, so that the other end of the spring 13 is plugged into the block 15. In this embodiment, the sleeve 17 is fixedly connected to the inner cavity of the roller brush cylinder 18, the assembly shell 14 is fixedly connected to the sleeve 17, and the two ends of the spring 13 are respectively connected to the protrusion 32 and the block 15. In actual use, when the movable buckle 12 moves from the inner cavity of the assembly shell 14 to the end of the sleeve 17, the buckle block 11 is away from the buckle groove 22, and the protrusion 32 presses The spring is compressed. After the user releases the movable buckle 12, the movable buckle 12 will be reset by the elastic force generated by the rebound of the spring 13, which can effectively reduce the difficulty of using this embodiment and facilitate users to use it. It is worth noting that the straight-line distance between the protrusion 32 and the block 15 is smaller than the length of the spring 13, so that the spring 13 is always in a compressed state between the protrusion 32 and the block 15, which can effectively prevent the insufficient elastic force generated when the spring 13 is compressed, and effectively avoid the movable buckle 12 being retained in the assembly shell 14 and unable to be completely reset, thereby improving the user experience.

[0031] Specifically, Figures 1 to 5As shown, a limiting buckle 33 is provided on one side of the movable buckle 12, a pressing block 24 is provided at one end of the movable buckle 12, and a bayonet 25 for the pressing block 24 to pass through is provided at one end of the floor brush lower cover 21; wherein, the cross-sectional shape of the bayonet 25 is U-shaped; in this embodiment, the pressing block 24 is arranged at the end of the movable buckle 12 away from the buckle block 11, the pressing block 24 and the movable buckle 12 are an integrated structure, the limiting buckle 33 and the buckle block 11 are arranged opposite to each other on the movable buckle 12, and a limiting groove 33 for the movement of the limiting buckle 33 is provided on the assembly shell 14, and the user can move the movable buckle 12 along the moving track in the assembly shell 14 by pressing the pressing block 24; in actual application, the moving track of the movable buckle 12 in the assembly shell 14 can be locked through the matching connection between the limiting buckle 33 and the assembly shell 14, so as to effectively prevent the movable buckle 12 from shifting and disordering during use, and avoid the spring 13 The rebound makes it impossible for the buckle block 11 to accurately buckle with the buckle groove 22 when the movable buckle is reset; it is worth noting that in the present embodiment, the cross-sectional area of ​​the pressing block 24 is smaller than the cross-sectional area of ​​the movable buckle 12, so that the bayonet 25 only allows the pressing block 24 to pass through, effectively preventing the movable buckle 12 from popping out from the lower cover 21 of the floor brush, preventing the buckle block 11 from being unable to buckle with the buckle groove 22, and a boss is provided on the surrounding side of the pressing block 24, so that the pressing block 24 forms a stepped structure, and a stepped structure that cooperates with the boss is provided around one end of the lower cover 21 of the floor brush close to the bayonet 25. Through the mutual cooperation of the stepped structure and the boss, the gap between the bayonet 25 and the movable buckle 12 is effectively reduced, thereby further improving the sealing performance of the present embodiment, preventing dirt from entering the roller brush barrel 18 during use, and ensuring the convenience of disassembly and assembly of the present embodiment while further reducing the cleaning cycle of the present embodiment.

[0032] Further, such as Figures 1 to 5 As shown, a limiting plate 23 is extended at one end of the movable buckle 12 close to the pressure block 24, and the inner cavity of the assembly shell 14 is evenly provided with a plurality of limiting strips 28 for abutting against the limiting plate 23; in this embodiment, the limiting plate 23 is arranged around the peripheral side of the movable buckle 12, and a plurality of limiting strips 28 are arranged in the inner cavity of the assembly shell 14, and any limiting strip 28 is a small distance from the opening end of the assembly shell 14, and any limiting strip 28 is provided with an inclined surface at one end close to the opening end of the assembly shell 14, and the movable buckle 12 is plugged into the assembly shell 14 so that the plurality of limiting strips 28 are perpendicular to the plane where the limiting plate 23 is located; during use, the mutual cooperation between the limiting strip 28 and the limiting plate 23 effectively limits the movement range of the movable buckle 12 in the assembly shell 14, avoids the movable buckle 12 from going too deep into the assembly shell 14 during use, prevents the movable buckle 12 from being stuck in the assembly shell 14 and unable to be reset normally, and improves the user experience.

[0033] like Figures 1 to 5As shown, the end of the roller brush barrel 18 away from the assembly shell 14 is clamped with a drive head 20, and the inner cavity of the roller brush barrel 18 is provided with a connecting shell 19 for assembling the drive head 20; in this embodiment, the drive head 20 is inserted into the central axis of the connecting shell 19, and the end of the floor brush lower cover 21 away from the buckle groove 22 is abutting end, which is used to clamp the connecting shell 19, and the abutting end is provided with a window arranged coaxially with the drive head 20; in actual use, the user abuts the connecting shell 19 against the abutting end of the roller brush barrel 18 and presses the movable buckle 12 with the abutting end as the center of gravity, so that the user can assemble the roller brush barrel in the floor brush lower cover 21 conveniently.

[0034] Working principle: When disassembling, press the movable buckle 12 to compress the spring 13 and make the buckle block 11 disengage from the buckle groove 22, lift the roller brush 18 out of the ground brush lower cover 21, and complete the disassembly;

[0035] During assembly, place the roller brush cylinder 18 into the inner cavity of the floor brush lower cover 21 and make the connecting shell 19 abut against the abutting end of the roller brush cylinder 18, press the movable buckle 12 and make the end of the roller brush cylinder 18 close to the movable buckle 12 move vertically downward until the roller brush cylinder 18 is placed horizontally in the inner cavity of the floor brush lower cover 21, loosen the buckle block 11 so that the movable buckle 12 rebounds and resets through the spring 13, and the buckle block 11 is plugged into the buckle groove 22 to complete the assembly.

[0036] The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0037] It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should fall within the scope of protection of the claims attached to the utility model.

Claims

1. A floor scrubber roller brush, characterized in that: The invention comprises a floor brush lower cover (21) with a buckle groove (22), a roller brush cylinder (18) arranged in the floor brush lower cover (21), an assembly shell (14) clamped to one end of the inner cavity of the roller brush cylinder (18), a movable buckle (12) inserted in the assembly shell (14) and having a buckle block (11), and a spring (13) arranged between the assembly shell (14) and the movable buckle (12); The buckle block (11) and the buckle groove (22) are plugged into each other so that the roller brush barrel (18) is snap-fitted with the floor brush lower cover (21), and the movable buckle (12) is slidable in the inner cavity of the assembly shell (14); the movable buckle (12) is pressed to compress the spring (13), so that the buckle block (11) is disengaged from the buckle groove (22), so that the roller brush barrel (18) is disengaged from the floor brush lower cover (21).

2. A floor scrubber roller brush as claimed in claim 1, characterized in that: The movable buckle (12) is automatically reset by the elastic force of the spring (13); When the roller brush barrel (18) is assembled with the floor brush lower cover (21), one end of the roller brush barrel (18) away from the buckle block (11) abuts against the inner cavity of the floor brush lower cover (21), the buckle block (11) is pressed so that the roller brush barrel (18) is placed parallel to the inner cavity of the floor brush lower cover (21), and the movable buckle (12) is released, so that the buckle block (11) and the buckle groove (22) are automatically plugged into each other through the rebound of the spring (13).

3. A floor scrubber roller brush as claimed in claim 2, characterized in that: A pressing block (24) is provided at one end of the movable buckle (12), and a bayonet (25) for the pressing block (24) to pass through is provided at one end of the floor brush lower cover (21); wherein the bayonet (25) has a U-shaped cross-section; A limiting plate (23) extends from one end of the movable buckle (12) close to the pressing block (24), and a plurality of limiting strips (28) for abutting against the limiting plate (23) are evenly arranged in the inner cavity of the assembly shell (14).

4. A floor scrubber roller brush as claimed in claim 1, characterized in that: The inner cavity of the roller brush cylinder (18) is equipped with a sleeve shell (17) for snap-fitting the assembly shell (14); wherein a plurality of guide rails (29) are evenly distributed on the outer surface of the sleeve shell (17), and a plurality of guide rail grooves (30) for cooperating and plugging with the guide rails (29) are provided on the inner wall of the roller brush cylinder (18).

5. A floor scrubber roller brush as claimed in claim 4, characterized in that: A groove (27) is provided at one end of the assembly shell (14), and a clamping table (31) for plugging into the groove (27) is provided at one end of the inner cavity of the sleeve shell (17).

6. A floor scrubber roller brush as claimed in claim 5, characterized in that: A protrusion (32) for plugging into one end of the spring (13) is provided at one end of the inner cavity of the movable buckle (12) close to the pressing block (24).

7. A floor scrubber roller brush as claimed in claim 6, characterized in that: A screw (16) is inserted into the clamping platform (31), and a clamping block (15) is provided at one end of the screw (16); an opening (26) for the screw (16) to pass through is provided at the central axis of the groove (27), and the screw (16) passes through the opening (26) so that the other end of the spring (13) is plugged into the clamping block (15).

8. The roller brush for a floor scrubber according to claim 1, characterized in that: A limiting buckle (33) is provided on one side of the movable buckle (12), and a limiting groove (34) which cooperates with and plugs into the limiting buckle (33) is provided on the assembly shell (14).

9. A floor scrubber roller brush as claimed in claim 1, characterized in that: One end of the roller brush cylinder (18) away from the assembly shell (14) is clamped with a driving head (20).

10. A floor scrubber roller brush as claimed in claim 9, characterized in that: The inner cavity of the roller brush barrel (18) is provided with a connecting shell (19) for assembling a driving head (20).

Images