CN216165858U

CN216165858U - Electric cleaning brush

Info

Publication number: CN216165858U
Application number: CN202122783042.5U
Authority: CN
Inventors: 吕楠; 苟小康
Original assignee: Lijiang
Current assignee: Lijiang
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-04-05
Anticipated expiration: 2031-11-12

Abstract

The invention relates to an electric cleaning brush, comprising a housing with a receiving cavity, further comprising: the brush head assembly at least comprises a first brush head, a second brush head, a first rotating piece and a second rotating piece, wherein the first brush head is connected with the first rotating piece, and the second brush head is connected with the second rotating piece; a motor including a motor shaft; one side of the planetary gear assembly is connected with the rotating shaft of the motor, and the other side of the planetary gear assembly is respectively connected with the first rotating piece and the second rotating piece; the first rotating member is driven by the planetary gear assembly to rotate along a first direction, and the second rotating member is driven by the planetary gear assembly to rotate along a second direction, wherein the first direction is opposite to the second direction. According to the invention, the brush head assembly at least comprises the first brush head and the second brush head, more than two different cleaning functions can be realized, the cleaning efficiency is greatly improved, the cleaning effect is better, the first brush head and the second brush head can be always kept to synchronously rotate forwards and backwards, and the experience of a user is improved.

Description

Electric cleaning brush

Technical Field

The invention belongs to the technical field of cleaning brushes, and particularly relates to an electric cleaning brush.

Background

The cleaning brush belongs to common burnisher, and in electric cleaning brush trade technical field, electric cleaning brush's structure generally includes motor and brush head, and the brush head is rotatory under the drive of motor, and with wait to clean the surface and produce the friction to reach clear purpose.

In the prior art, the brush head of the electric cleaning brush is usually single, each brush head is made of a single material, and the single brush head rotates in the same direction under the driving of a motor, and the electric cleaning brush with the structure at least has the following technical problems:

1. because the brush head is single, when the surface to be cleaned changes, the brush head is frequently required to be replaced by a user, so that different cleaning functions are realized, and the cleaning efficiency is low;

2. the brush head made of a single material can only clean a specific surface to be cleaned, cannot adapt to complex cleaning environments existing in different occasions at the same time, and is poor in cleaning effect;

3. the single brush head unidirectional rotation's clean mode is too single, when using, can produce certain moment of torsion, and the operation is harder, and the user can't select reasonable, the clean mode of efficient according to the clean environment of reality, and experience feels very poor.

Disclosure of Invention

The invention aims to provide an electric cleaning brush to solve the technical problems of low cleaning efficiency, poor cleaning effect and single cleaning mode in the prior art. The technical scheme used for solving the technical problems of the invention is as follows:

an electric cleaning brush comprising a housing having a receiving cavity, further comprising:

the brush head assembly at least comprises a first brush head, a second brush head, a first rotating piece and a second rotating piece, wherein the first brush head is connected with the first rotating piece, the second brush head is connected with the second rotating piece, and the brush head assembly is arranged on one side of the shell through the second rotating piece;

the motor comprises a motor rotating shaft, and the motor is accommodated in the accommodating cavity;

a planetary gear assembly having one side connected to the motor rotation shaft and the other side connected to the first and second rotation members, respectively, the planetary gear assembly being configured to be rotatable around the motor rotation shaft;

the first rotating member is driven by the planetary gear assembly to rotate along a first direction, the second rotating member is driven by the planetary gear assembly to rotate along a second direction, and the first direction is opposite to the second direction.

The further technical scheme of the invention also comprises: the planetary gear assembly comprises a driving gear, a driven gear and a gear ring, the driving gear is located in the center of the gear ring, the number of the driven gears is at least 3, each driven gear is meshed with the driving gear respectively, the driven gear can move along the inner side surface of the gear ring, and the rotating direction of the driving gear is opposite to the moving direction of each driven gear.

Furthermore, the second rotating part is provided with a first through hole, the first rotating part is sleeved with the second rotating part through the first through hole, the first brush head can rotate along with the rotation of the first rotating part, and the second brush head can rotate along with the rotation of the second rotating part.

Further, the driven gear comprises a second rotating shaft, the second rotating shaft is parallel to the axis direction of the rotating shaft of the motor, and the driven gear can rotate around the axis direction of the second rotating shaft.

Further, still include solid fixed ring, gu fixed ring's one side is connected with planetary gear assembly, and the opposite side is fixed on the second rotates the piece, and this solid fixed ring includes fixed orifices and second through-hole, the figure of fixed orifices corresponds with driven gear's figure, and the fixed orifices allows the second pivot to pass for the fixed of driven gear bottom surface, and the second through-hole is located solid fixed ring's central authorities, is used for the counterpoint of driving gear center and first rotation piece center.

Further, a handle is arranged at one end of the shell, and the end part of the handle comprises a blocking piece which is used for closing the handle.

Further, still include power, master control PCBA and switch, the power is used for supplying power to master control PCBA, master control PCBA is connected with the motor electricity, master control PCBA is connected with the switch electricity, and the user can come the operating condition of control motor through the operation switch to realize the regulation of first brush head and the first brush head direction of rotation of second.

Further, the first brush head and the second brush head are made of different materials.

Further, the power source is a rechargeable battery.

According to one of the technical schemes, the brush head assembly is adopted to replace a traditional single brush head structure, and the brush head assembly at least comprises the first brush head and the second brush head, so that when a surface to be cleaned changes, a user does not need to frequently replace the brush heads, at least more than two different cleaning functions can be realized, and the cleaning efficiency is greatly improved.

According to the second technical scheme, the first brush head and the second brush head are made of different materials, so that the multifunctional toothbrush can adapt to complex cleaning environments existing in different occasions at the same time, for example, a cleaning environment with a hard surface to be cleaned and a soft surface to be cleaned coexisting can be cleaned at the same time, and the cleaning effect is better.

According to the third technical scheme, the first rotating part rotates in the first direction under the driving of the planetary gear assembly, the second rotating part rotates in the second direction under the driving of the planetary gear assembly, the first direction is opposite to the second direction, the first brush head and the second brush head can be always kept to synchronously rotate in the positive direction and the negative direction, no torque is generated in the process, a user can select a reasonable and efficient cleaning mode according to an actual cleaning environment, and the experience of the user is greatly improved.

Drawings

FIG. 1 is a perspective view of an electric cleaning brush according to an embodiment of the present invention;

FIG. 2 is a perspective view of an electric cleaning brush of an embodiment of the present invention taken along another direction;

FIG. 3 is an exploded view of an electric cleaning brush according to an embodiment of the present invention;

FIG. 4 is a second exploded view of the electric cleaning brush according to the first embodiment of the present invention;

FIG. 5 is a third exploded view of a power cleaning brush in accordance with an embodiment of the present invention;

FIG. 6 is a cross-sectional view of an electric cleaning brush according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a brush head assembly in an electric cleaning brush according to an embodiment of the invention.

Wherein: 1. the toothbrush comprises a shell 101, a containing cavity 2, a toothbrush head assembly 201, a first rotating piece 202, a first toothbrush head 203, a second toothbrush head 204, a second rotating piece 205, a first through hole 3, a motor 301, a motor rotating shaft 4, a planetary gear assembly 401, a driving gear 402, a driven gear 4021, a second rotating shaft 403, a gear ring 5, a fixed ring 501, a fixed hole 502, a second through hole 6, a handle 7 and a baffle.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are 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 the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Referring to fig. 1 to 7, the electric cleaning brush of the present embodiment includes a housing 1, the housing 1 has a receiving cavity 101, and further includes: the brush head assembly 2, the brush head assembly 2 includes the first brush head 202, the second brush head 203, the first rotating part 201 and the second rotating part 204 at least, the first brush head 202 is connected with the first rotating part 201, the second brush head 203 is connected with the second rotating part 204, the brush head assembly 2 is installed on one side of the body 1 through the second rotating part 204; the motor 3 comprises a motor rotating shaft 301, and the motor 3 is accommodated in the accommodating cavity 101; a planetary gear assembly 4, one side of the planetary gear assembly 4 being connected to the motor rotating shaft 301, the other side of the planetary gear assembly 4 being connected to the first rotating member 201 and the second rotating member 204, respectively, the planetary gear assembly 4 being configured to be rotatable about the motor rotating shaft 301; the first rotating member 201 is rotated in a first direction by the planetary gear assembly 4, and the second rotating member 204 is rotated in a second direction by the planetary gear assembly 4, the first direction and the second direction being opposite.

As shown in fig. 4 and 5, the housing 1 is a cylinder with an open end and a hollow interior, and after being fixed with the first rotating member 201, the first brush head 202 is sleeved on the second rotating member 204 together, the first brush head 202 may be called a center brush head, and the first brush head 202 is located approximately at the center of the bottom of the brush head assembly 2; the diameter of the second brush head 203 is larger than that of the first brush head 202, and the second brush head 203 is distributed around the first brush head 202 in a surrounding manner, as shown in fig. 6, the plane of the bottom of the first brush head 202 coincides with the plane of the bottom of the second brush head 203, and the first brush head 202 is coaxial with the second brush head 203, so that the first brush head 202 and the second brush head 203 can be ensured to synchronously and reversely rotate, and no torque is generated in the process.

Referring to fig. 5, the planetary gear assembly 4 includes a driving gear 401, a driven gear 402 and a ring gear 403, the driving gear 401 is located at the center of the ring gear 403, the number of the driven gears 402 is at least 3, each driven gear 402 is respectively engaged with the driving gear 401, a plurality of gear teeth matched with the driven gear 402 are uniformly distributed on the inner side surface of the ring gear 403, the driven gear 402 can move along the gear teeth on the inner side surface of the ring gear, and the rotation direction of the driving gear 401 is opposite to the movement direction of each driven gear 402, as shown in fig. 3, for example, when the driving gear 401 rotates in the counterclockwise direction under the action of the motor rotating shaft 301, the first rotating member 201 rotates in the first direction, i.e. the counterclockwise direction, under the driving of the driving gear 401, so as to realize that the first brush head 202 rotates in the counterclockwise direction, and at the same time, the second rotating member 204 rotates in the second direction under the driving of the driven gear 402, i.e. clockwise, so as to realize that the second brush head 203 rotates in a clockwise direction, the first direction and the second direction are opposite, and since the first brush head 202 and the second brush head 203 are coaxial, the first brush head 202 and the second brush head 203 will always keep a synchronous and reverse-rotating state, in this embodiment, the number of the driven gears 402 is 3, and the number of the driven gears 402 can also be 4 or more, which is not limited herein.

The second rotating member 204 has a first through hole 205, the first rotating member 201 is sleeved with the second rotating member 204 through the first through hole 205, the first brush head 202 can rotate with the rotation of the first rotating member 201, and the second brush head 203 can rotate with the rotation of the second rotating member 204.

The driven gear 402 includes a second rotating shaft 4021, the second rotating shaft 4021 is parallel to the axial direction of the motor rotating shaft 301, and the driven gear 402 can rotate around the axial direction of the second rotating shaft 4021.

Preferably, the electric cleaning brush of this embodiment further includes a fixing ring 5, as shown in fig. 5, one side of the fixing ring 5 is connected to the planetary gear assembly 4, the other side of the fixing ring 5 is fixed to the second rotating member 204, the fixing ring 5 includes fixing holes 501 and second through holes 502, the number of the fixing holes 501 corresponds to the number of the driven gears 402, the fixing holes 501 allow the second rotating shaft 4021 to pass through for fixing the bottom surface of the driven gears 402, in this embodiment, the number of the fixing holes 501 is 3, the second through holes 502 are located in the center of the fixing ring 5, and the second through holes 502 can be used for aligning the center of the driving gear 401 and the center of the first rotating member 201 to ensure the rotational stability of the brush head assembly 2.

Referring to fig. 3, a handle 6 is provided at one end of the housing 1, and the end of the handle 6 includes a flap 7, and the flap 7 is used for closing the handle 6 and protecting the circuit components inside the handle 6.

The electronic cleaning brush of this embodiment still includes power (not shown in the figure), master control PCBA (not shown in the figure) and switch (not shown in the figure), and the inner space at handle 6 is installed to power and master control PCBA, and the switch is located the surface of handle 6, and the power is used for supplying power to master control PCBA, master control PCBA is connected with motor 3 electricity, and master control PCBA is connected with the switch electricity, and the power is rechargeable battery, for example rechargeable lithium ion battery group, and the user can be charged for the power through wireless or wired mode, and the user can control the operating condition of motor through operating switch to realize the regulation of first brush head 202 and the first brush head 203 rotation direction of second. Preferably, the first brush head 202 and the second brush head 203 are made of different materials, the first brush head 202 can be made of hard plastic or stainless steel, the second brush head 203 can be made of soft materials such as PVC, PET, PBT and the like, the first brush head 202 can be used for cleaning hard surfaces to be cleaned, such as stubborn stains on ceramic tiles and cement floors, the second brush head 203 can be used for cleaning soft surfaces to be cleaned, such as hairs on the surface of a carpet, and the first brush head 202 and the second brush head 203 which are made of different materials can adapt to complex cleaning environments existing in different occasions at the same time and have better cleaning effect.

The working principle of the invention is as follows: the first working mode of the electric cleaning brush is as follows: firstly, after a user presses a switch, the motor 3 is started, the motor rotating shaft 301 rotates along the counterclockwise direction, the driving gear 401 rotates along the counterclockwise direction under the action of the motor rotating shaft 301, at the moment, the first rotating part 201 rotates along the first direction under the driving of the driving gear 401, namely, rotates along the counterclockwise direction, so that the first brush head 202 rotates along the counterclockwise direction, meanwhile, the second rotating part 204 rotates along the second direction under the driving of the driven gear 402, namely, rotates along the clockwise direction, so that the second brush head 203 rotates along the clockwise direction, the first brush head 202 and the second brush head 203 synchronously rotate in the reverse direction, and the cleaning of the surface to be cleaned is completed; the second working mode of the electric cleaning brush is as follows: the user is even after pressing two switches, motor 3 starts, motor shaft 301 is rotatory along the clockwise, driving gear 401 is rotatory along the clockwise under motor shaft 301's effect, first rotation piece 201 rotates along the clockwise under driving gear 401's drive this moment, thereby realize that first brush head 202 is rotatory along the clockwise, and simultaneously, the second rotates piece 204 and follows the anticlockwise rotation under driven gear 402's drive, thereby realize that second brush head 203 is rotatory along the anticlockwise, first brush head 202 and the synchronous opposite direction of second brush head 203, the completion treats the cleanness on clean surface. The user can have selected the material of first brush head 202 and second brush head 203 in advance, the material of first brush head 202 and second brush head 203 can be different, also can be the same, at this in-process, the user can select reasonable, efficient clean mode according to the actual clean environment of waiting to clean the surface, for example first brush head 202 is hard material, second brush head 203 is soft material, or first brush head 202 is soft material, second brush head 203 is hard material, in order to deal with different clean environment, for example first brush head 202 and second brush head 203 are hard material, in order to accomplish the degree of depth cleanness on the hard surface of waiting to clean, user's experience sense has been improved greatly.

The brush head assembly is adopted to replace the traditional single brush head structure, and the brush head assembly at least comprises the first brush head and the second brush head, so that when the surface to be cleaned is changed, a user does not need to frequently replace the brush heads, at least more than two different cleaning functions can be realized, and the cleaning efficiency is greatly improved; the first brush head and the second brush head are made of different materials, so that the cleaning brush can adapt to complex cleaning environments existing in different occasions at the same time, for example, a cleaning environment with a hard surface to be cleaned and a soft surface to be cleaned coexisting can be cleaned at the same time, and the cleaning effect is better; according to the invention, the first rotating part rotates in the first direction under the drive of the planetary gear assembly, the second rotating part rotates in the second direction under the drive of the planetary gear assembly, the first direction is opposite to the second direction, the first brush head and the second brush head can be always kept to synchronously rotate in the positive direction and the negative direction, no torque is generated in the process, a user can select a reasonable and efficient cleaning mode according to an actual cleaning environment, and the experience of the user is greatly improved.

The above examples merely represent several embodiments of the present invention, which are described in more detail and in more detail, but are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An electric cleaning brush comprising a housing having a receiving cavity, characterized by further comprising:

2. The electric cleaning brush of claim 1, wherein the planetary gear assembly includes a driving gear, a driven gear, and a ring gear, the driving gear is located at the center of the ring gear, the number of the driven gears is at least 3, each driven gear is engaged with the driving gear, the driven gear is capable of moving along the inner side surface of the ring gear, and the driving gear rotates in the opposite direction to the moving direction of each driven gear.

3. The electric cleaning brush of claim 1, wherein the second rotating member has a first through hole through which the first rotating member is coupled to the second rotating member, the first brush head being rotatable with rotation of the first rotating member, and the second brush head being rotatable with rotation of the second rotating member.

4. The electric cleaning brush according to claim 2, wherein the driven gear includes a second rotating shaft which is parallel to the axial direction of the motor rotating shaft, and the driven gear is rotatable about the axial direction of the second rotating shaft.

5. The electric cleaning brush according to claim 4, further comprising a fixing ring having one side connected to the planetary gear assembly and the other side fixed to the second rotating member, the fixing ring including fixing holes corresponding to the number of the driven gears and allowing the second rotating shaft to pass therethrough for fixing the bottom surface of the driven gears, and a second through hole at the center of the fixing ring for aligning the center of the driving gear with the center of the first rotating member.

6. The electric cleaning brush of claim 1, wherein a handle is provided at one end of the housing, the handle end including a flap for closing the handle.

7. The electric cleaning brush of claim 1, further comprising a power source, a main control PCBA and a switch, wherein the power source is used for supplying power to the main control PCBA, the main control PCBA is electrically connected with the motor, the main control PCBA is electrically connected with the switch, and a user can control the working state of the motor by operating the switch to adjust the rotating directions of the first brush head and the second brush head.

8. The electric cleaning brush of claim 1, wherein the first head and the second head are of different materials.

9. The electric cleaning brush of claim 7, wherein the power source is a rechargeable battery.