Rolling brush assembly, floor brush assembly and floor cleaning equipment

Abstract

The utility model provides a rolling brush assembly, a floor brush assembly and floor cleaning equipment, and belongs to the technical field of cleaning equipment. The rolling brush assembly comprises a roller assembly and a rolling brush handle. The roller assembly comprises a roller piece and a roller cover fixed to the first end of the roller piece. The roller cover is provided with a buckle piece and an axial channel, the axial channel and the roller piece are coaxial, and the inner wall of the axial channel is provided with a first plane part. The rolling brush handle comprises a handle body and a handle shaft arranged on the handle body, and the handle shaft can rotate around the axis of the handle shaft. The handle shaft is provided with a second plane part and a buckle groove, and the handle shaft can stretch into the axial channel so that the first plane part can be attached to the second plane part, and the buckle piece can be clamped into the buckle groove after deformation. According to the rolling brush assembly, the roller part can be replaced without using a tool.

Description

Technical Field

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

[0002] At present, the roller assembly and the roller handle assembly of the roller brush of the cleaning equipment on the market are mostly connected in one piece. For example, the Chinese patent with the authorization publication number CN 218792065 U discloses a floor brush assembly and a floor cleaning equipment. After the roller brush assembly on the floor brush assembly is disassembled, if the roller brush or the roller is removed from the roller brush frame, a special tool is required to disassemble it, and it is easy to damage the original structure during disassembly. Therefore, when the user replaces the new roller, he can only replace the entire set of roller brush assembly, which increases the purchase cost of the user. Utility Model Content

[0003] In view of the above technical problems existing in the prior art, the utility model provides an air bag structure and a milk warmer. The roller brush assembly can complete the replacement of the roller part without using tools.

[0004] The technical solution adopted in the embodiment of the utility model is:

[0005] A roller brush assembly comprises a roller assembly and a roller brush handle, wherein the roller assembly comprises a roller member and a roller cover fixed to a first end of the roller member; the roller cover is provided with a snap-fit ​​member and an axial channel, the axial channel is coaxial with the roller member, and the inner peripheral wall of the axial channel has a first plane portion;

[0006] The roller brush handle includes a handle body and a handle shaft arranged on the handle body, and the handle shaft can rotate around its own axis; a second plane portion and a snap groove are provided on the handle shaft, and the handle shaft can extend into the axial channel to make the first plane portion and the second plane portion fit together, and make the snap piece deform and then snap into the snap groove.

[0007] Furthermore, the number of the second planar portions is multiple, and the multiple second planar portions are circumferentially arranged around the handle shaft. By providing multiple second planar portions, the contact area with the first planar portion can be increased to ensure the stability of the handle shaft when rotating with the drum.

[0008] Furthermore, the buckle groove is an annular groove. This structure facilitates the buckle piece to be buckled into the buckle groove.

[0009] Furthermore, the buckle groove is located at the first end of the handle shaft, the second end of the handle shaft is arranged on the handle body, and the second plane portion is located between the first end and the second end of the handle shaft.

[0010] Furthermore, the handle body is provided with a seat body, the seat body has a bearing installation groove, a handle bearing installed in the bearing installation groove, and a retaining spring for fixing the handle bearing in the bearing installation groove, and the second end of the handle shaft is interference fit with the handle bearing. This structure is simple and convenient for installing the handle shaft.

[0011] Furthermore, the drum cover has a first end groove, a second end groove and a center column arranged at the bottom of the first end groove, the first end groove is opposite to the handle body and is used to accommodate the seat body; the center column has a center channel running through both ends thereof, the center channel forms the axial channel, and the snap-fit ​​piece is located in the second end groove.

[0012] Furthermore, a sleeve is fixed in the central channel of the central column, the sleeve is open at both ends, the interior of the sleeve forms a part of the axial channel, and the first plane portion is located on the inner circumferential wall of the sleeve. The sleeve can be easily processed.

[0013] Furthermore, the roller cover and the roller member are an integrated structure.

[0014] A floor brush assembly comprises a floor brush body, on which a roller brush driving component is provided. The floor brush assembly also comprises the roller brush assembly described in any one of the above embodiments, wherein the roller brush handle is detachably connected to the floor brush body, and the roller brush driving component is used to connect to the second end of the roller member to drive the roller member to rotate.

[0015] A floor cleaning device comprises the floor brush assembly described in the above embodiment.

[0016] Compared with the prior art, the beneficial effects of the embodiments of the present invention are:

[0017] The handle shaft on the roller brush handle of the roller brush assembly of the utility model can be inserted into the axial channel on the roller, so that the first plane portion on the roller component and the second plane portion on the handle shaft fit together, and the buckle member on the roller component is deformed and snapped into the buckle groove on the handle shaft. In this way, the roller component can be replaced without using tools, which is convenient for users to install and reduces the purchase cost of users.

[0018] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In the drawings, which are not necessarily drawn to scale, the same reference numerals may describe similar parts in different views. The same reference numerals with letter suffixes or different letter suffixes may represent different instances of similar parts. The accompanying drawings generally illustrate various embodiments by way of example and not limitation, and together with the specification and claims, are used to illustrate the disclosed embodiments. When appropriate, the same reference numerals are used throughout the drawings to refer to the same or similar parts. Such embodiments are illustrative and are not intended to be exhaustive or exclusive embodiments of the present apparatus or method.

[0020] Figure 1 This is a schematic diagram of the structure of the roller brush handle and the roller assembly in the roller brush assembly of the embodiment of the utility model after being separated;

[0021] Figure 2 This is an exploded view of the roller brush assembly of the embodiment of the utility model;

[0022] Figure 3 This is a cross-sectional view of a roller brush handle according to an embodiment of the utility model;

[0023] Figure 4 It is a cross-sectional view of a roller assembly according to an embodiment of the utility model;

[0024] Figure 5 This is a schematic diagram of the structure of the handle shaft of the embodiment of the utility model;

[0025] Figure 6 This is a cross-sectional view of a drum cover according to an embodiment of the utility model;

[0026] Figure 7 It is a cross-sectional view of a roller brush assembly according to an embodiment of the utility model;

[0027] Figure 8 This is an exploded view of the floor brush assembly of the embodiment of the utility model;

[0028] Fig. 9 It is a partial cross-sectional view of a floor brush assembly according to an embodiment of the present utility model.

[0029] In the figure:

[0030] 1. Roller brush assembly;

[0031] 10. Roller brush handle; 100. Seat body; 101. Bearing mounting groove; 102. Handle bearing; 103. Circlip; 104. Handle shaft; 105. Second plane portion; 106. Buckle groove; 107. Torsion spring component; 108. Handle body; 1080. Handle box; 1081. Notch; 109. Handle cover;

[0032] 11. roller assembly; 110. roller member; 111. roller cover; 1110. first end groove; 1111. second end groove; 1112. center column; 112. snap member; 113. sleeve; 114. first plane portion; 115. axial passage; 116. open cavity;

[0033] 2. Floor brush assembly; 20. Roller brush driving component; 21. Roller brush release button; 22. Release member fastener; 23. Spring; 24. Handle mounting slot. DETAILED DESCRIPTION

[0034] In order to enable those skilled in the art to better understand the technical solutions of the embodiments of the present utility model, the present utility model is described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0035] Unless otherwise defined, the technical terms or scientific terms used in the present disclosure should be understood by people with ordinary skills in the field to which the present disclosure belongs. The "first", "second" and similar words used in the present disclosure do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word cover the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0036] like Figure 1 and Figure 2 As shown, the embodiment of the utility model provides a roller brush assembly, and the roller brush assembly 1 includes a roller assembly 11 and a roller brush handle 10. The roller brush assembly 1 is used to be installed on a floor brush assembly 2 of a cleaning device, and the floor is cleaned by rotating the roller brush assembly 1.

[0037] The roller assembly 11 comprises a roller member 110 and a roller cover 111 fixed to a first end of the roller member 110. The roller cover 111 is provided with a snap-fit ​​member 112 and an axial channel 115. The outer peripheral surface of the roller member 110 is provided with a cleaning brush, and the roller member 110 cleans the floor through the brush when rotating.

[0038] The axial channel 115 on the drum cover 111 is coaxially arranged with the drum member 110 , and the inner peripheral wall of the axial channel 115 has a first flat surface portion 114 .

[0039] The roller brush handle 10 includes a handle body 108 and a handle shaft 104 disposed on the handle body 108 . The handle shaft 104 is rotatably disposed on the handle body 108 . The handle shaft 104 can rotate around its own axis, and the handle shaft 104 is coaxial with the roller member 110 .

[0040] A second planar portion 105 and a snap groove 106 are provided on the handle shaft 104. The handle shaft 104 can extend into the axial channel 115 on the drum cover 111 to fit the first planar portion 114 and the second planar portion 105. When the drum member 110 rotates, the two planar portions fit together, which can drive the handle shaft 104 to rotate synchronously with the drum member 110.

[0041] At the same time, after the handle shaft 104 extends into the axial channel 115 , the buckle member 112 is deformed and can be buckled into the buckle groove 106 , so as to connect the handle shaft 104 and the roller member 110 together.

[0042] When the roller part 110 needs to be replaced after using the roller brush assembly 1 for a period of time, the user does not need any tools. He only needs to hold the roller brush handle 10 with one hand and the roller assembly 11 with the other hand to separate the roller part 110 from the handle shaft 104 with a little force, and then insert the new roller part 110 into the handle shaft 104 so that the buckle 112 on the roller cover 111 is stuck in the buckle groove 106 and the new roller assembly 11 can be used.

[0043] The roller brush assembly 1 provided in this embodiment can complete the replacement of the roller member 110 without using tools, which is convenient for users to install, and there is no need to purchase a whole set of roller brush assembly 1, thereby reducing the purchase cost for users.

[0044] like Figure 5 As shown, in some embodiments, there are multiple second planar portions 105 on the handle shaft 104, and the multiple second planar portions 105 are circumferentially arranged around the handle shaft 104. Correspondingly, there are also multiple first planar portions 114 in the axial channel 115, and the number of the first planar portions 114 is the same as the number of the second planar portions 105.

[0045] By providing a plurality of second planar portions 105 , the contact area with the first planar portion 114 can be increased to ensure the stability of the handle shaft 104 when rotating with the drum.

[0046] The second plane portion 105 is in a rectangular shape, and the length direction of the second plane portion 105 is consistent with the axial direction of the handle shaft 104 .

[0047] Preferably, in this embodiment, the number of the second planar portions 105 is two, and the second planar portions 105 can be formed by cutting along the axial direction of the handle shaft 104. When the number of the second planar portions 105 is two, the cross section of the handle shaft 104 is an oblong.

[0048] Continue as Figure 5 As shown, in some embodiments, the buckle groove 106 is an annular groove arranged around the circumference of the handle shaft 104. The annular groove can facilitate the buckle member 112 on the drum cover 111 to be buckled into the buckle groove 106.

[0049] like Figure 5 As shown, the buckle slot 106 of this embodiment is located at the first end of the handle shaft 104 , the second end of the handle shaft 104 is disposed on the handle body 108 , and the second plane portion 105 is located between the first end and the second end of the handle shaft 104 .

[0050] Of course, the positions of the buckle groove 106 and the second plane portion 105 on the handle shaft 104 are not limited thereto, and can be determined according to the relative positions of the axial channel 115 on the drum cover 111 and the buckle 112 .

[0051] In addition, the number of the buckle grooves 106 and the second planar portions 105 along the axial direction of the handle shaft 104 is not specifically limited.

[0052] like Figure 2 and Figure 3 As shown, in some embodiments, a seat portion 100 is provided on the handle body 108 on one side facing the roller member 110. The seat portion 100 has a bearing mounting groove 101, a handle bearing 102 and a retaining spring 103.

[0053] The bearing installation groove 101 is opposite to the roller member 110, and the handle bearing 102 is installed in the bearing installation groove 101. The outer ring of the handle bearing 102 is interference fit with the bearing installation groove 101. The retaining spring 103 is also installed in the bearing installation groove 101, and restricts the handle bearing 102 in the bearing installation groove 101 to prevent it from coming out of the bearing installation groove 101.

[0054] Furthermore, the second end of the handle shaft 104 is interference fit with the handle bearing 102. The handle bearing 102 is used to support the handle shaft 104 so that the handle shaft 104 can rotate around its axis. The handle shaft 104 bearing 102 can be made of a deep groove ball bearing, a tapered roller bearing, an angular contact ball bearing, a cylindrical roller bearing, etc.

[0055] like Figure 4 , Figure 6 and Figure 7 As shown, in some embodiments, the drum cover 111 has a first end groove 1110 and a second end groove 1111 along its axial direction, and both end grooves are formed by depressions of the end surface of the drum cover 111 .

[0056] The first end groove 1110 faces outward, opposite to the handle body 108 . When the handle body 108 is connected to the roller brush assembly 1 , the seat portion 100 on the handle body 108 can extend into the first end groove 1110 , thereby reducing the gap between the handle body 108 and the roller cover 111 .

[0057] A protruding center column 1112 is provided at the bottom of the first end groove 1110 . The center column 1112 has a center hole that forms an axial channel 105 . The handle shaft 104 can pass through the center hole on the center column 1112 and extend into the second end groove 1111 .

[0058] The latch 112 is located in the second end groove 1111 and is arranged around the axial channel 115. When the handle shaft 104 passes through the axial channel 115 and extends into the second end groove 1111, the latch 112 can be pushed to deform and be latched in the latch groove 106 on the handle shaft 104.

[0059] Preferably, the locking member 112 of the present embodiment is an integrated structure with the drum cover 111 , and may be formed at the bottom of the groove 1111 of the second end portion of the drum cover 111 , and disposed around the axial channel 115 .

[0060] The buckle 112 is a suspended rod structure that can undergo a certain degree of deformation.

[0061] like Figure 2 , Figure 4 and Figure 6 As shown, a sleeve 113 is fixed in the center hole on the center column 1112. For example, the sleeve 113 can be interference fit with the hole wall of the center hole.

[0062] The ends of the sleeve 113 are open, and the handle shaft 104 can pass through the sleeve 113. The inner circumferential wall of the sleeve 113 forms a part of the axial channel 115. In some embodiments, the first plane portion 114 can be arranged on the inner circumferential wall of the sleeve 113. The first plane portion 114 is arranged on the sleeve 113, which can facilitate the targeted arrangement of the first plane portion 114. Moreover, after the first plane portion 114 on the sleeve 113 and the second plane portion 105 on the handle shaft 104 are matched in advance, the sleeve 113 is assembled in the center hole of the center column 1112, which can ensure the tightness of the two plane portions.

[0063] In some embodiments, the roller cover 111 and the roller member 110 in the roller brush assembly 1 may be an integrated structure.

[0064] like Figure 2As shown, in some embodiments, a handle box 1080 and a handle cover 109 that can pop out of or fit into the handle box 1080 are provided on the handle body 108 on one side of the base portion 100, and the handle cover 109 is installed in the handle box 1080 via a torsion spring component 108.

[0065] The floor brush assembly 2 may be provided with a release member fastener 22 for locking the handle cover 109 into the handle box 1080. When the roller brush assembly 1 needs to be removed, the release member fastener 22 may be controlled to release the handle cover 109 so that the handle cover 109 pops out of the handle box 1080 under the action of the torsion spring component 108, and then the roller brush assembly 1 may be removed from the floor brush assembly 2 by holding the handle cover 109. This structure facilitates the overall disassembly of the roller brush assembly 1.

[0066] like Figure 8 and Fig. 9 As shown, an embodiment of the utility model further provides a floor brush assembly 2, which includes a floor brush body and the roller brush assembly 1 described in any one of the above embodiments.

[0067] A roller brush driving component 20 is provided on the floor brush body. The roller brush driving component 20 can be connected to the second end of the roller member 110 to drive the roller member 110 to rotate around its axis.

[0068] like Figure 7 As shown, in some embodiments, the second end of the roller member 110 has an open cavity 116 extending into the interior thereof, and the roller brush driving component 20 on the floor brush body can extend into the open cavity 116 to be connected with the roller member 110 .

[0069] Continue as Figure 8 and Fig. 9 As shown, in some embodiments, a handle mounting groove 24 is provided on a side of the floor brush body opposite to the handle body 108 , and a handle box 1080 on the handle body 108 can be installed in the handle mounting groove 24 .

[0070] Furthermore, a roller brush release assembly is provided on the floor brush body of the present embodiment, and the roller brush release assembly includes a roller brush release button 21 , a release member fastener 22 and a spring 23 .

[0071] The roller brush release button 21, the release member fastener 22 and the spring 23 are arranged in sequence in the vertical direction. The roller brush release button 21 protrudes from the upper surface of the floor brush body, and its bottom is connected to the release member fastener 22. The spring 23 is located below the release member fastener 22 to apply a force to the release member fastener 22 to make the roller brush release button 21 protrude from the upper surface of the floor brush body.

[0072] The release member fastener 22 can pass through the notch 1081 provided on the handle box 1080 to engage with the handle cover 109, thereby preventing the handle cover 109 from popping out of the handle box 1080. When the user wants to remove the entire roller brush assembly 1 from the floor brush body, the roller brush release button 21 can be pressed downward, thereby driving the release member fastener 22 to move downward synchronously to separate from the handle cover 109. At this time, the handle cover 109 pops out of the handle box 1080, and the user can remove the roller brush assembly 1 from the floor brush body by holding the handle cover 109. The specific matching structure of the roller brush release assembly and the handle cover 109 on the handle body 108 belongs to the prior art and will not be described in detail. Of course, in some other embodiments, the roller brush assembly 1 can also be connected to the floor brush body by other detachable structures. The floor brush body of the utility model is not specifically limited.

[0073] The embodiment of the utility model further provides a floor cleaning device, such as a floor scrubber, which includes the floor brush assembly 2 described in the above embodiment.

[0074] The above embodiments are only exemplary embodiments of the present invention and are not intended to limit the present invention. The protection scope of the present invention is defined by the claims. Those skilled in the art may make various modifications or equivalent substitutions to the present invention within the essence and protection scope of the present invention, and such modifications or equivalent substitutions shall also be deemed to fall within the protection scope of the present invention.

Claims

1. A roller brush assembly, characterized in that: The invention comprises a roller assembly (11) and a roller brush handle (10), wherein the roller assembly (11) comprises a roller member (110) and a roller cover (111) fixed to a first end of the roller member (110); the roller cover (111) is provided with a snap-fit ​​member (112) and an axial channel (115); the axial channel (115) is coaxial with the roller member (110), and the inner peripheral wall of the axial channel (115) has a first plane portion (114); The roller brush handle (10) comprises a handle body (108) and a handle shaft (104) arranged on the handle body (108), and the handle shaft (104) can rotate around its own axis; the handle shaft (104) is provided with a second plane portion (105) and a snap groove (106), and the handle shaft (104) can extend into the axial channel (115) so that the first plane portion (114) and the second plane portion (105) are fitted together, and the snap member (112) is deformed and snapped into the snap groove (106).

2. A roller brush assembly according to claim 1, characterized in that: The number of the second plane portions (105) is multiple, and the multiple second plane portions (105) are circumferentially arranged around the handle axis (104).

3. A roller brush assembly according to claim 1, characterized in that: The buckle groove (106) is an annular groove.

4. A roller brush assembly according to claim 1, characterized in that: The buckle groove (106) is located at the first end of the handle shaft (104), the second end of the handle shaft (104) is arranged on the handle body (108), and the second plane portion (105) is located between the first end and the second end of the handle shaft (104).

5. A roller brush assembly according to claim 1, characterized in that: The handle body (108) is provided with a seat body (100), the seat body (100) has a bearing installation groove (101), a handle bearing (102) installed in the bearing installation groove (101), and a retaining spring (103) for fixing the handle bearing (102) in the bearing installation groove (101), and the second end of the handle shaft (104) is interference fit with the handle bearing (102).

6. A roller brush assembly as claimed in claim 5, characterized in that: The roller cover (111) comprises a first end groove (1110), a second end groove (1111) and a center column (1112) arranged at the bottom of the first end groove (1110), wherein the first end groove (1110) is opposite to the handle body (108) and is used to accommodate the seat body (100); the center column (1112) comprises a center channel running through both ends thereof, wherein the center channel forms the axial channel (115), and the buckle (112) is located in the second end groove (1111).

7. A roller brush assembly as claimed in claim 6, characterized in that: A shaft sleeve (113) is fixed in the central channel of the central column (1112), and both ends of the shaft sleeve (113) are open. The interior of the shaft sleeve (113) forms a part of the axial channel (115), and the first plane portion (114) is located on the inner circumferential wall of the shaft sleeve (113).

8. A roller brush assembly according to claim 1, characterized in that: The roller cover (111) and the roller component (110) are an integrated structure.

9. A floor brush assembly, comprising a floor brush body, wherein the floor brush body is provided with a roller brush driving component (20), characterized in that: The floor brush assembly also includes the roller brush assembly described in any one of claims 1 to 8, the roller brush handle (10) is detachably connected to the floor brush body, and the roller brush driving component (20) is used to connect to the second end of the roller member (110) to drive the roller member (110) to rotate.

10. A floor cleaning device, characterized in that: Includes the floor brush assembly described in claim 9.

Images