CN213993434U

CN213993434U - Roller assembly and cleaning device

Info

Publication number: CN213993434U
Application number: CN202022375905.0U
Authority: CN
Inventors: 杨勇; 宫海涛; 唐卫东
Original assignee: Shenzhen 3irobotix Co Ltd
Current assignee: Shenzhen 3irobotix Co Ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-08-20
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a drum assembly and cleaning device, wherein, this drum assembly includes cylinder body, installation component and motor element. The roller body is hollow and has a first end and a second end in the axial direction of the roller body, and the first end is open. The mounting assembly extends into the roller body from the first end, and the first end is rotatably mounted on the mounting assembly and can be separated from the mounting assembly along the axis direction of the roller body. Motor element locates in the cylinder body, motor element include the setting element and pass through the setting element install in on the installation component, the output shaft of motor with the second end looks joint, just the second end can be followed the axis direction of cylinder body breaks away from the motor the output shaft. The utility model discloses drum assembly can convenient and fast pull down the motor and maintain.

Description

Roller assembly and cleaning device

Technical Field

The utility model relates to a quick-witted technical field of sweeping the floor, in particular to drum assembly and cleaning device.

Background

The existing sweeper is generally driven by a motor arranged in the sweeper, and when the motor needs to be overhauled and maintained, the whole sweeper is usually required to be disassembled, so that the maintenance process of the motor is complicated and inconvenient.

The above is only for the purpose of assisting understanding of the technical solution of the present invention, and does not represent an admission that the above is the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a drum assembly aims at solving some current machines of sweeping the floor when its motor of needs maintenance, and the maintenance process is comparatively loaded down with trivial details, convenient technical problem inadequately.

In order to achieve the above object, the present invention provides a roller assembly including a roller body, a mounting assembly and a motor assembly. The roller body is hollow and has a first end and a second end in the axial direction of the roller body, and the first end is open. The mounting assembly extends into the roller body from the first end, and the first end is rotatably mounted on the mounting assembly and can be separated from the mounting assembly along the axis direction of the roller body. Motor element locates in the cylinder body, motor element include the setting element and pass through the setting element install in on the installation component, the output shaft of motor with the second end looks joint, just the second end can be followed the axis direction of cylinder body breaks away from the motor the output shaft.

In one embodiment, the motor assembly comprises a motor and a clamping member, the second end is provided with a clamping groove, and the output shaft of the motor is clamped in the clamping groove through the clamping member.

In an embodiment, the motor assembly further includes a planetary gear mechanism, and an output shaft of the motor drives the clamping member to rotate through the planetary gear mechanism.

In one embodiment, a first rotation preventing part is arranged on the positioning piece, a second rotation preventing part is arranged on the motor, and the first rotation preventing part and the second rotation preventing part are in adaptive clamping connection; and/or a vibration-proof pad is arranged between the motor and the positioning piece.

In an embodiment, the motor assembly further includes a fixing seat, the fixing seat is a hollow sleeve-shaped structure, and the motor, the planetary gear mechanism, the positioning member and the anti-vibration pad are all integrated in the fixing seat.

In an embodiment, the motor assembly further comprises a connecting piece, the clamping piece is connected with the planetary wheel mechanism through the connecting piece, and a first bearing is installed between the connecting piece and the inner wall of the fixed seat.

In one embodiment, the mounting assembly includes a first end cap, a support rod, and a support. The supporting rod is connected with the first end cover and stretches into the roller body from the first end, and the motor assembly is installed on the supporting rod through the positioning piece. The supporting piece is installed on the supporting rod through a second bearing, and the periphery of the supporting piece abuts against the inner wall of the roller body.

In an embodiment, the second bearing is slidable relative to the support rod, and the mounting assembly further includes an elastic member, the elastic member is sleeved outside the support rod, and one end of the elastic member abuts against the second bearing, and the other end of the elastic member abuts against the first end cap.

In one embodiment, the roller assembly further comprises a second end cap and a third bearing, and the second end of the roller body is rotatably connected with the second end cap through the third bearing.

The utility model discloses still provide a cleaning device, this cleaning device includes roller assembly, roller assembly includes:

the roller comprises a roller body, a first roller body and a second roller body, wherein the roller body is arranged in a hollow mode and is provided with a first end and a second end in the axial direction, and the first end is arranged in an opening mode;

a mounting assembly extending into the drum body from the first end; the first end is rotatably arranged on the mounting component and can be separated from the mounting component along the axial direction of the roller body; and the number of the first and second groups,

the motor assembly is arranged in the roller body and comprises a positioning piece, the positioning piece is installed on the installation assembly, the output shaft of the motor is clamped with the second end, and the second end can be separated from the output shaft of the motor along the axis direction of the roller body.

The utility model discloses drum assembly is opening setting and rotates through the first end that makes the cylinder body and installs on the installation component, places the cylinder in this with motor element simultaneously in. Motor element installs on the installation component through the setting element and obtains supporting, and the output shaft of motor and the second end joint of cylinder body can drive whole cylinder body when motor element starts and rotate, realize cleaning work of cylinder.

It will be appreciated that in existing machines, the rollers (e.g., the sweeper roller, the mop roller, the sweeping and mopping integrated roller, etc.) can be easily removed from the machine to facilitate cleaning and replacement of the rollers. Therefore, when the roller component is applied to the sweeper, the motor component can be conveniently and quickly detached from the sweeper along with the roller body, so that the whole sweeper does not need to be detached. After the roller body is disassembled, the motor assembly is pulled away from the roller body from the first end of the roller body only along the axial direction of the roller body, so that the motor assembly can be maintained, and the roller body is more convenient and rapid to use compared with the traditional maintenance mode.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of an embodiment of a roller assembly according to the present invention;

FIG. 2 is a cross-sectional view of the roller assembly of FIG. 1;

FIG. 3 is a schematic structural view of an embodiment of a roller body of the roller assembly of the present invention;

FIG. 4 is a schematic view of a portion of a roller assembly according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of an embodiment of a motor assembly of the roller assembly of the present invention;

FIG. 6 is a cross-sectional view of one embodiment of a motor assembly of the roller assembly of the present invention;

fig. 7 is a schematic structural view of an embodiment of a mounting assembly of the roller assembly according to the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B" including either scheme A, or scheme B, or a scheme in which both A and B are satisfied. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

With the development of science and technology, smart home devices gradually move into more and more families. Wherein cleaning device such as intelligence robot, the machine of sweeping the floor's popularity is comparatively extensive, and more cleaning device adopt the drum-type structure simultaneously, and detachable installs the cylinder on the cleaning device promptly, and the cylinder is equipped with brush, mop outward and so on, and the cylinder can rotate under the drive of motor to clean and clean. However, some existing cleaning devices need to be disassembled from the whole machine when the motor needs to be overhauled and maintained, so that the maintenance process of the motor is complicated and inconvenient. Therefore, the present invention provides a roller assembly 10 to solve the above technical problems.

In the embodiment of the present invention, as shown in fig. 1 and 2, the roller assembly 10 includes a roller body 20, a mounting assembly 30, and a motor assembly 40. The roller body 20 may be a sweeping roller, a mop roller, a sweeping-mopping integrated roller, or other roller types. Or the periphery of the roller body 20 can be optionally provided with brushes, mops and the like to form different types of rollers, and the specific configuration can be set according to actual requirements.

In the present embodiment, the drum body 20 is disposed in a hollow manner and has a first end 21 and a second end 22 in an axial direction thereof, and the first end 21 is disposed in an open manner. The hollow drum body 20 is configured to provide an installation space for the motor assembly 40, and therefore, when the hollow drum body 20 is configured, the internal space thereof can be set according to the size of the motor assembly 40. The open configuration of the first end 21 is to facilitate the assembly and disassembly of the motor assembly 40.

The second end 22 of the roller body 20 may be disposed in a closed configuration, an open configuration, or a semi-open configuration, etc., and is not particularly limited herein. For example, the second end 22 may also be provided with an opening, so that the roller body 20 is easy to manufacture, and in order to be able to be engaged with the output shaft of the motor assembly 40, the third engaging member may be installed to engage with the output shaft of the motor assembly 40.

It should be noted that, the first end 21 is disposed in an opening manner, which means that the opening of the first end 21 is communicated with the inner space of the drum body 20 and is sufficient for installing and removing the motor assembly 40. The second end 22 is not specifically defined as the end of the extreme edge of the roller body 20, but may be other positions adjacent to the extreme edge.

In addition, the size, material and length of the roller body 20 can be set according to actual needs, for example, in one embodiment, the roller body 20 is a long-cylinder type roller body, the edge position covered by the device itself can be cleaned when the long-cylinder type roller body 20 is installed on the cleaning device, and then the structure of the cleaning device is simplified without arranging a side sweeping structure.

The mounting assembly 30 extends into the drum body 20 from the first end 21, and the first end 21 is rotatably mounted on the mounting assembly 30 and can be separated from the mounting assembly 30 along the axial direction of the drum body 20. Specifically, the mounting assembly 30 is mainly used for supporting the first end 21 of the drum body 20 and providing a mounting base for the motor assembly 40 in the drum body 20. Because the roller needs to be rotated by the motor assembly 40 to perform the cleaning function, the first end 21 of the roller body 20 is rotatably mounted on the mounting assembly 30 and can rotate relative to the mounting assembly 30. The mounting assembly 30 may include an outer peripheral wall that mates with an inner peripheral wall of the drum body 20, and the second end 22 of the drum body 20 may be directly mounted to the mounting assembly 30.

In other embodiments, to ensure the stability of the drum body 20 during rotation, the mounting assembly 30 includes a first end cap 31, a support rod 32, and a support member 33. The supporting rod 32 is connected to the first end cap 31 and extends into the roller body 20 from the first end 21, and the motor assembly 40 can be mounted on the supporting rod 32 through a positioning member 41. The support member 33 is mounted on the support rod 32 through a second bearing 34, and the outer circumference of the support member 33 abuts against the inner wall of the drum body 20.

It can be understood that the roller body 20 is supported by the supporting member 33, and the second bearing 34 is installed between the supporting member 33 and the supporting rod 32, so that the stability of the roller body 20 during rotation is higher, and the occurrence of shaking and moving is avoided.

For the convenience of assembly, the outer periphery of the supporting member 33 may be provided with an inclined surface structure, which not only enables the supporting member 33 to better extend into the roller body and abut against the roller body 20, but also enables the mounting assembly 30 to adapt to and support roller bodies 20 with different diameters.

The first end cap 31 of the mounting assembly 30 is primarily used to support the entire roller assembly 10 when the roller assembly 10 is mounted to a cleaning device. Specifically, the cleaning device is generally provided with a mounting position for mounting the roller assembly 10, and the roller assembly 10 can be clamped into the mounting position through the first end cover 31. The second end 22 of the roller body 20 can now also be mounted in the mounting position by means of an intermediate piece.

For example, in one embodiment, the roller assembly 10 further includes a second end cap 50 and a third bearing 60, and the second end 22 of the roller body 20 is rotatably connected to the second end cap 50 through the third bearing 60. This allows the second end 22 of the roller body 20 to be mounted to the cleaning device through the second end cover 50, and the third bearing 60 and the second bearing 34 cooperate with each other to stabilize the rotation of the roller body 20.

Of course, the second end cover 50 and the third bearing 60 are not limited to be mounted at the second end 22 of the roller body 20, and may be directly mounted on the cleaning device, in which case the second end 22 of the roller body 20 needs to be rotatably mounted on the mounting position of the cleaning device. The specific setting can be carried out according to the actual requirement.

The motor assembly 40 for driving the roller body 20 to rotate is arranged in the roller body 20, the motor assembly 40 comprises a positioning piece 41 and is arranged on the mounting assembly 30 through the positioning piece 41, an output shaft of the motor 42 is clamped with the second end 22, so that the motor assembly 40 can drive the roller body 20 to rotate, and the second end 22 can be separated from the output shaft of the motor 42 along the axis direction of the roller body 20.

It will be appreciated that the mounting assembly 30 and the second end 22 of the roller body 20 together support the motor assembly 40 to prevent the motor assembly 40 from being rotated by the inner wall of the roller body 20, and also to facilitate the removal of the motor assembly 40.

The second end 22 of the roller body 20 may be provided with a structure for engaging with the output shaft of the motor assembly 40, such as an engaging groove 23, an engaging hole, and the like, or an engaging component may be fixedly mounted at the second end 22 of the roller body 20, and the engaging component is engaged with the output shaft of the motor assembly 40. The specific setting can be carried out according to actual needs.

It should be noted that the output shaft of the motor assembly 40 and the second end 22 of the drum body 20 should be clamped in the circumferential direction, and the clamping does not affect the mutual separation between the output shaft of the motor assembly 40 and the second end 22 of the drum body 20 in the axial direction of the drum body 20, so as to facilitate the removal and maintenance of the motor assembly 40 from the drum body 20.

Because the roller assembly 10 is installed in the installation position of the cleaning device, the output shaft of the motor assembly 40 and the second end 22 of the roller body 20 do not fall off freely in the axial direction of the roller body 20 during the use process.

The utility model discloses drum assembly 10 is the opening setting and rotates through the first end 21 that makes drum body 20 and installs on installation component 30, places drum body 20 in with motor element 40 simultaneously. The motor assembly 40 is mounted on the mounting assembly 30 through the positioning member 41 and supported, and the output shaft of the motor 42 is clamped with the second end 22 of the roller body 20, so that the motor assembly 40 can drive the whole roller body 20 to rotate when being started, and the cleaning work of the roller is realized.

It will be appreciated that in existing machines, the rollers (e.g., the sweeper roller, the mop roller, the sweeping and mopping integrated roller, etc.) can be easily removed from the machine to facilitate cleaning and replacement of the rollers. Therefore, when the roller assembly 10 of the present invention is applied to a sweeper, the motor assembly 40 can be conveniently and quickly detached from the sweeper along with the roller body 20, so that the whole sweeper does not need to be detached. After the roller body 20 is detached, the motor assembly 40 is maintained only by pulling the motor assembly 40 away from the roller body 20 from the first end 21 of the roller body 20 along the axial direction of the roller body 20, which is more convenient and faster than the conventional maintenance method.

In an embodiment, the motor assembly 40 includes a motor 42 and a clamping member 43, the second end 22 is provided with a clamping groove 23, and an output shaft of the motor 42 is clamped in the clamping groove 23 through the clamping member 43. Specifically, the engaging member 43 may be a spline structure, and the engaging groove 23 may have a groove bottom or a through structure. The internal perisporium of joint groove 23 and the appearance adaptation joint of joint piece 43, so can be better drive whole cylinder body 20 and rotate. It can be understood that the clamping member 43 not only avoids the situation of directly processing the output shaft of the motor 42, but also facilitates the replacement of other clamping members 43 adapted to different roller bodies 20 and different clamping grooves 23.

The clamping piece 43 can be directly connected with the output shaft of the motor 42 through a threaded connection, a clamping connection and the like, and can also be connected through an intermediate transmission piece. For example, in an embodiment, the motor assembly 40 further includes a planetary gear mechanism 44, and the output shaft of the motor 42 drives the clamping member 43 to rotate through the planetary gear mechanism 44. The planetary gear mechanism 44 enables the clamping member 43 to drive the roller body 20 to rotate at a certain rotation speed.

In an embodiment, the positioning element 41 is provided with a first rotation preventing portion, the motor 42 is provided with a second rotation preventing portion, the first rotation preventing portion can be a clamping protrusion, the second rotation preventing portion can be a clamping hole, and the first rotation preventing portion and the second rotation preventing portion are in adaptive clamping connection, so that the motor 42 can be prevented from rotating in the using process.

In other embodiments, a vibration-proof pad 45 is further disposed between the motor 42 and the positioning member 41, and the vibration-proof pad 45 is used for preventing the motor 42 from shaking, so as to ensure the normal use of the roller assembly 10 and the cleaning device.

In an embodiment, in order to facilitate installation and management of each component on the motor assembly 40, the motor assembly 40 further includes a fixing seat 46, the fixing seat 46 is a hollow sleeve-shaped structure, the motor 42, the planetary gear mechanism 44, the positioning element 41 and the shock pad 45 are all integrated in the fixing seat 46, and the clamping element 43 can extend out of the fixing seat 46 to be clamped with the clamping groove 23. The fixing base 46 may be supported on the positioning member 41 or the mounting assembly 30 at one end and supported on the snap member 43 at the other end. Since the latch 43 needs to rotate and the fixing base 46 does not rotate, the fixing base 46 can be mounted and supported on the latch 43 through a bearing.

In another embodiment, the motor assembly 40 further includes a connecting member 47, the clamping member 43 is connected to the planetary gear mechanism 44 through the connecting member 47, and a first bearing 48 is installed between the connecting member 47 and the inner wall of the fixing seat 46. Further, it is not necessary to install a bearing outside the clip 43, so as to facilitate replacement of the clip 43.

In one embodiment, in order to facilitate the installation of the whole roller assembly 10 to the cleaning assembly, the second bearing 34 is slidable relative to the supporting rod 32, the installation assembly 30 further includes an elastic member 35, the elastic member 35 is sleeved outside the supporting rod 32, and one end of the elastic member 35 abuts against the second bearing 34, and the other end abuts against the first end cap 31. In the installation process, the first end cover 31 can be pressed to compress the elastic piece 35, so that the whole roller assembly 10 can be better installed in the installation position of the cleaning assembly, and the situation of clamping in the installation process is avoided.

In addition, the elastic member 35 may directly abut against the second bearing 34 or indirectly abut against the second bearing 34, for example, in order to ensure sealing performance, a sponge is further attached to the side of the second bearing 34 close to the elastic member 35, and in this case, the elastic member 35 may directly abut against the sponge, and further indirectly abut against the second bearing 34.

The utility model discloses still provide a cleaning device, this cleaning device includes roller assembly 10, and the concrete structure of this roller assembly 10 refers to above-mentioned embodiment, because this cleaning device has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is not given here again one by one.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A roller assembly, comprising:

the motor assembly is arranged in the roller body and comprises a positioning piece, the positioning piece is installed on the installation assembly, the output shaft of the motor assembly is clamped with the second end, and the second end can be separated from the output shaft along the axis direction of the roller body.

2. The roller assembly according to claim 1, wherein the motor assembly comprises a motor and a clamping member, the second end is provided with a clamping groove, and the output shaft of the motor is clamped in the clamping groove through the clamping member.

3. The roller assembly of claim 2, wherein the motor assembly further comprises a planetary gear mechanism, and an output shaft of the motor drives the snap member to rotate through the planetary gear mechanism.

4. The roller assembly according to claim 3, wherein the positioning member is provided with a first rotation prevention portion, the motor is provided with a second rotation prevention portion, and the first rotation prevention portion is in adaptive clamping connection with the second rotation prevention portion; and/or a vibration-proof pad is arranged between the motor and the positioning piece.

5. The roller assembly according to claim 4, wherein the motor assembly further comprises a fixing seat, the fixing seat is a hollow sleeve-shaped structure, and the motor, the planetary gear mechanism, the positioning member and the crash pad are all integrated in the fixing seat.

6. The roller assembly according to claim 5, wherein the motor assembly further comprises a connecting member, the clamping member is connected with the planetary gear mechanism through the connecting member, and a first bearing is installed between the connecting member and the inner wall of the fixed seat.

7. The roller assembly of any one of claims 1 to 6, wherein the mounting assembly comprises:

a first end cap;

the supporting rod is connected to the first end cover and extends into the roller body from the first end, and the motor assembly is arranged on the supporting rod through the positioning piece;

and the supporting piece is arranged on the supporting rod through a second bearing, and the periphery of the supporting piece is abutted against the inner wall of the roller body.

8. The roller assembly of claim 7, wherein the second bearing is slidable relative to the support bar, and the mounting assembly further comprises a resilient member disposed around the support bar and having one end abutting the second bearing and the other end abutting the first end cap.

9. The roller assembly of claim 7, further comprising a second end cap and a third bearing, wherein the second end of the roller body is rotatably coupled to the second end cap via the third bearing.

10. A cleaning apparatus, comprising the drum assembly according to any one of claims 1 to 9.