CN113331747A

CN113331747A - Brush disc structure and cleaning robot

Info

Publication number: CN113331747A
Application number: CN202110724814.XA
Authority: CN
Inventors: 李振; 卢家朦; 尹涛; 郑浩; 隋雪松; 王生贵; 程昊天
Original assignee: Shanghai Gaussian Automation Technology Development Co Ltd
Current assignee: Shanghai Gaussian Automation Technology Development Co Ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-09-03
Anticipated expiration: 2041-06-29
Also published as: CN113331747B

Abstract

The invention relates to the technical field of cleaning robots and discloses a brush disc structure and a cleaning robot. The brush disc structure comprises a transmission shaft and a brush disc, wherein one end of the transmission shaft is a transmission end, the other end of the transmission shaft is a connecting end, and the connecting end is provided with a clamping protrusion; the brush dish includes the disk body, is provided with the installation position on the disk body, and the circumference of installation position is around being equipped with the elastic component, and the elastic component can be passed to the joint arch, and when the transmission shaft was installed in the installation position, the bellied upper surface butt of joint in the lower surface of elastic component to connect the transmission shaft with the brush dish. According to the invention, the elastic part is wound on the circumferential direction of the installation position, the connecting end of the transmission shaft is provided with the clamping bulge, and the elastic part can be elastically deformed, so that the clamping bulge of the transmission shaft can penetrate through the elastic part, the upper surface of the clamping bulge abuts against the lower surface of the elastic part, and the connection of the transmission shaft and the brush disc is realized; the brush disc structure is quick and convenient to mount and dismount, simple in structure and capable of greatly improving the use experience.

Description

Brush disc structure and cleaning robot

Technical Field

The invention relates to the technical field of cleaning robots, in particular to a brush disc structure and a cleaning robot.

Background

With the advent of the 5G era and the development of automation technology and artificial intelligence, the demand of intelligent robots is more and more extensive; the coming of the robot era will revolutionize the existing production and manufacturing modes and the human life style. The combination of automatic cleaning and intellectualization can liberate both hands of a human, and the machine can clean cleaner, so that the intelligent cleaning robot can be produced by transportation.

The floor-washing brush disc is one of the most main cleaning modes in the current cleaning robot. After the brush disc is used for a long time, the abrasion condition of the brush disc is easy to occur, and the brush disc needs to be replaced in time.

Therefore, a brush tray structure and a cleaning robot are needed to solve the above problems.

Disclosure of Invention

Based on the above, the invention aims to provide a brush disc structure and a cleaning robot, so that the brush disc can be quickly and conveniently mounted and dismounted, the structure is simple, and the use experience is greatly improved.

In order to achieve the purpose, the invention adopts the following technical scheme:

a brush tray construction comprising:

one end of the transmission shaft is a transmission end, the other end of the transmission shaft is a connecting end, and the connecting end is provided with a clamping protrusion;

brush dish, including the disk body, be provided with the installation position on the disk body, the circumference of installation position is around being equipped with the elastic component, and the transmission shaft install in when the installation position is gone up, the bellied upper surface butt of joint in the lower surface of elastic component, in order to connect the transmission shaft with brush dish.

As an optimal scheme of brush dish structure, the circumference of installation position is provided with two at least installation feet, the elastic component is around locating in proper order the installation foot, adjacent two be provided with the holding clearance between the installation foot the protruding passing of joint the elastic component back, the protruding at least part of joint is arranged in the holding clearance.

As a preferred scheme of the brush disc structure, one end, far away from the disc body, of the outer side wall of the mounting foot is provided with a convex ring, and the elastic part is arranged between the disc body and the convex ring.

As a preferred scheme of brush dish structure, still include the apron, the apron with the disk body lock sets up, the elastic component set up in the apron.

As a preferred scheme of a brush disc structure, a through hole is formed in the cover plate, and the connecting end can penetrate through the through hole to be connected with the mounting position.

As a preferred scheme of the brush disc structure, the mounting position is concavely arranged on the disc body.

As a preferred scheme of brush dish structure, the protruding one side that is close to of joint sets up to by the drive end to the direction inclined plane of the bellied edge slope of joint, and/or the joint is protruding to be kept away from the one side of drive end sets up to by the drive end to the direction inclined plane of the bellied edge slope of joint.

As an optimal selection scheme of brush dish structure, the bellied cross-section of joint is the quadrangle, installation foot quantity is four, just installation foot medial surface form with the quadrangle of the bellied cross-section looks adaptation of joint, four can be arranged in to the joint arch the inboard of installation foot.

As a preferable scheme of the brush disc structure, the elastic member is a cylindrical spiral spring which winds the mounting leg for one circle; or the elastic member is a closed loop elastic band.

A cleaning robot comprises a driving part, a chassis and a brush disc structure arranged on the chassis, wherein the brush disc structure is in any scheme, and the driving end of the driving part is connected with the transmission end.

The invention has the beneficial effects that:

the disc body is provided with the mounting position for mounting the transmission shaft; furthermore, the elastic piece is wound around the circumferential direction of the installation position, the connecting end of the transmission shaft is provided with a clamping bulge, and the elastic piece can generate elastic deformation, so that the clamping bulge of the transmission shaft can penetrate through the elastic piece to realize the connection of the transmission shaft and the brush disc; specifically, when the clamping protrusion penetrates through the elastic part, the elastic part elastically deforms towards the outer side of the installation position to provide a space for the clamping protrusion to penetrate through, and after the clamping protrusion penetrates through the space, the elastic part restores to deform towards the inner side of the installation position, so that the upper surface of the clamping protrusion abuts against the lower surface of the elastic part, and the clamping protrusion cannot be separated from the installation position; the brush disc structure is quick and convenient to mount and dismount, simple in structure and capable of greatly improving the use experience.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and 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 contents of the embodiments of the present invention and the drawings without creative efforts.

FIG. 1 is an exploded view of a brush tray configuration provided by an embodiment of the present invention;

FIG. 2 is a schematic view of a drive shaft of a brush disk configuration provided by an embodiment of the present invention;

fig. 3 is a schematic diagram of a structure of a chassis, a driving member and a brush disc according to an embodiment of the present invention.

In the figure:

1. a drive shaft; 11. a transmission end; 111. a keyway; 12. a connecting end; 121. clamping the bulges; 1211. a guide slope;

21. a tray body; 211. an installation position; 212. mounting a foot; 2121. a clearance is accommodated; 2122. a convex ring; 213. mounting holes; 22. an elastic member; 23. a cover plate; 231. a through hole; 232. connecting holes; 233. a bolt; 100. a chassis; 101. a drive member.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 and 2, the present embodiment provides a brush disc structure for a cleaning robot, the brush disc structure including a transmission shaft 1 and a brush disc, one end of the transmission shaft 1 being a transmission end 11, the other end being a connection end 12, the connection end 12 being provided with a snap-in protrusion 121; the brush dish includes disk body 21, is provided with installation position 211 on the disk body 21, and the circumference of installation position 211 is around being equipped with elastic component 22, and when transmission shaft 1 installed on installation position 211, the upper surface butt of joint arch 121 in the lower surface of elastic component 22 to connect transmission shaft 1 and brush dish.

The disc body 21 is provided with a mounting position 211 for mounting the transmission shaft 1; further, the circumferential direction of the mounting position 211 is provided with an elastic member 22, the connecting end 12 of the transmission shaft 1 is provided with a clamping protrusion 121, and the elastic member 22 can be elastically deformed, so that the clamping protrusion 121 of the transmission shaft 1 can penetrate through the elastic member 22 to realize the connection between the transmission shaft 1 and the brush disc. Specifically, when the clamping protrusion 121 penetrates through the elastic member 22, the elastic member 22 elastically deforms towards the outer side of the mounting position 211 to provide a space for the clamping protrusion 121 to pass through, and after the clamping protrusion 121 passes through, the elastic member 22 restores to deform towards the inner side of the mounting position 211, so that the upper surface of the clamping protrusion 121 abuts against the lower surface of the elastic member 22, and the clamping protrusion 121 cannot be disengaged from the mounting position 211; the brush disc structure is quick and convenient to mount and dismount, simple in structure and capable of greatly improving the use experience.

In order to realize the installation of the elastic element 22 on the installation position 211, at least two installation feet 212 are arranged on the circumference of the installation position 211, and the elastic element 22 is sequentially wound on the installation feet 212; in order to facilitate the clamping protrusion 121 to pass through the elastic element 22 on the mounting legs 212, a receiving gap 2121 is provided between two adjacent mounting legs 212, after the clamping protrusion 121 passes through the elastic element 22, the clamping protrusion 121 is at least partially disposed in the receiving gap 2121, and due to the presence of the receiving gap, the clamping protrusion 121 passing through the elastic element 22 cannot be separated from the elastic element 22 again, so that the stable connection between the transmission shaft 1 and the brush disc is achieved.

Illustratively, the resilient member 22 is a cylindrical coil spring that wraps around the mounting leg 212 once; or the elastic part 22 is a closed-loop elastic belt, and both the cylindrical helical spring and the elastic belt can be clamped and connected with the clamping protrusion 121 through elastic deformation, so that the transmission shaft 1 and the disc body 21 can be quickly and reliably detachably connected.

In this embodiment, the cross section of the clamping protrusion 121 is quadrilateral, four mounting legs 212 are provided, four mounting legs 212 are uniformly arranged along the circumferential direction of the mounting position 211, the inner side surfaces of the mounting legs 212 can form a quadrilateral which is matched with the cross section of the clamping protrusion 121, the clamping protrusion 121 can be arranged at the inner sides of the four mounting legs 212, and the accommodating gap 2121 is provided between two adjacent mounting legs 212, so that the elastic member 22 sequentially wound around the four mounting legs 212 is also quadrilateral, and four corners of the quadrilateral formed at the inner side surfaces of the mounting legs 212 are opposite to the middle points of the four sides of the quadrilateral formed by the elastic member 22, so that the upper surfaces of the four corners of the clamping protrusion 121 arranged at the inner sides of the four mounting legs 212 can be abutted against the lower surfaces of the four sides of the quadrilateral formed by the elastic member 22. Illustratively, the quadrangle may be provided as a square, so that the four corners of the catching protrusion 121 are more symmetrical and stable to catch the elastic member 22.

Preferably, in order to prevent the elastic member 22 from being separated from the mounting leg 212 during the process of disassembling the propeller shaft 1, a convex ring 2122 is provided at an end of an outer side wall of the mounting leg 212, which is away from the disc 21, and the elastic member 22 is interposed between the disc 21 and the convex ring 2122.

Further, the brush tray structure further comprises a cover plate 23, the cover plate 23 is buckled with the tray body 21, and the elastic member 22 is arranged in the cover plate 23. Optionally, a cover plate 23 is detachably connected to the tray body 21 for installing and replacing the elastic member 22; specifically, the cover plate 23 is provided with a connecting hole 232, the tray body 21 is correspondingly provided with a mounting hole 213, the mounting hole 213 is a bolt hole, and the bolt 233 penetrates through the connecting hole 232 to be in threaded connection with the mounting hole 213, so that the connection is reliable and convenient.

In order to avoid the interference between the clamping protrusion 121 and the cover plate 23 when the transmission shaft 1 is mounted and dismounted, the cover plate 23 is provided with a through hole 231, the connecting end 12 can penetrate through the through hole 231 to be connected with the mounting position 211, in this embodiment, the clamping protrusion 121 is matched with the cross section in a quadrilateral shape, and therefore the through hole 231 is in a quadrilateral shape.

Specifically, the mounting position 211 is concavely arranged on the disc body 21, and the mounting position 211 concavely arranged on the disc body 21 can accommodate the connecting end 12 when the transmission shaft 1 is connected with the disc body 21, which is beneficial to reducing the structural size of the mounted brush disc. It is worth to be noted that the cross section of the concave installation position 211 is quadrilateral, the concave installation position is used for accommodating the connection end 12 with the same quadrilateral cross section and preventing the transmission shaft 1 from rotating relative to the brush disc, and the installation position 211 and the transmission shaft 1 are coaxially arranged, so that the connected brush disc can rotate along with the transmission shaft and is used for washing the ground.

Preferably, in order to make the engagement between the engaging protrusion 121 and the elastic member 22 more labor-saving, a side of the engaging protrusion 121 close to the driving end 11 is provided with a guiding inclined surface 1211 far away from the driving end 11, so that the transmission shaft 1 is more labor-saving to disassemble; and/or the side of the clamping protrusion 121 away from the driving end 11 is provided with a guide slope 1211 facing the driving end 11, so that the transmission shaft 1 is more labor-saving to install.

As shown in fig. 1-3, the present embodiment further discloses a cleaning robot, which includes a chassis 100 and the brush disc structure arranged on the chassis 100, the cleaning robot adopting the brush disc structure has a simple brush disc structure, the transmission shaft 1 and the disc body 21 are convenient to mount and dismount, the cleaning efficiency is improved, and the use experience is greatly improved.

Further, cleaning machines people is still including setting up driving piece 101 on chassis 100, and the drive end and the transmission end 11 of driving piece 101 are connected, and specifically, driving piece 101 can be the motor, and the drive end is the output shaft of motor promptly, and the output shaft can wear to locate transmission end 11, for realizing the transmission of output shaft and transmission end 11 and connecting, is provided with the key on the output shaft, and transmission end 11 is provided with keyway 111, and the key can be arranged in keyway 111.

It can be understood that, the end of the disc body 21 away from the transmission shaft 1 is provided with bristles, and after the disc body 21 and the transmission shaft 1 are installed, the driving member 101 can drive the transmission shaft 1 to rotate, so as to drive the disc body 21 to rotate, thereby cleaning the ground by the bristles.

Preferably, two brush disc structures are arranged on the chassis 100, and correspondingly, two driving members 101 are arranged, and the two disc bodies 21 rotate simultaneously, which is beneficial to improving the cleaning efficiency.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. A brush tray structure, comprising:

the transmission shaft (1) is provided with a transmission end (11) at one end and a connecting end (12) at the other end, and the connecting end (12) is provided with a clamping protrusion (121);

brush dish, including disk body (21), be provided with installation position (211) on disk body (21), the circumference of installation position (211) is around being equipped with elastic component (22), protruding (121) of joint can pass elastic component (22), and transmission shaft (1) install in when on installation position (211), the upper surface butt of the protruding (121) of joint in the lower surface of elastic component (22), in order to connect transmission shaft (1) with the brush dish.

2. The brush disc structure of claim 1, wherein at least two mounting feet (212) are arranged on the circumferential direction of the mounting position (211), the elastic member (22) is sequentially wound around the mounting feet (212), an accommodating gap (2121) is arranged between every two adjacent mounting feet (212), and after the clamping protrusion (121) penetrates through the elastic member (22), the clamping protrusion (121) is at least partially arranged in the accommodating gap (2121).

3. A brush disc structure according to claim 2, characterized in that the end of the outer side wall of the mounting foot (212) remote from the disc body (21) is provided with a protruding ring (2122), and the resilient member (22) is interposed between the disc body (21) and the protruding ring (2122).

4. The brush tray structure of claim 1, further comprising a cover plate (23), wherein the cover plate (23) is fastened to the tray body (21), and the elastic member (22) is disposed in the cover plate (23).

5. The brush tray structure of claim 4, characterized in that the cover plate (23) is provided with a through hole (231), and the connecting end (12) can be connected with the mounting position (211) through the through hole (231).

6. A brush plate structure according to any one of claims 1-5, characterized in that the mounting location (211) is recessed in the plate body (21).

7. A brush plate structure according to any one of claims 1-5, characterized in that one side of the snap-in projection (121) close to the driving end (11) is provided with a guiding bevel (1211) inclined from the driving end (11) to the edge of the snap-in projection (121), and/or one side of the snap-in projection (121) far from the driving end (11) is provided with a guiding bevel (1211) inclined from the driving end (11) to the edge of the snap-in projection (121).

8. The brush plate structure of any one of claims 2 to 5, wherein the cross section of the clamping protrusion (121) is quadrilateral, the number of the mounting feet (212) is four, the inner side surface of each mounting foot (212) forms a quadrilateral which is matched with the cross section of the clamping protrusion (121), and the clamping protrusion (121) can be arranged on the inner sides of the four mounting feet (212).

9. A brush plate structure according to any one of claims 2-5, characterized in that the resilient member (22) is a cylindrical helical spring which is wound around the mounting foot (212); or the elastic member (22) is a closed loop elastic belt.

10. A cleaning robot, characterized in that it comprises a drive member (101), a chassis (100) and a brush disc structure according to any of claims 1-9 arranged on the chassis (100), the drive end of the drive member (101) being connected to the drive end (11).