CN216167189U - Floor brush and cleaning device - Google Patents

Abstract

A floor brush and cleaning device. Wherein the scrubbing brush includes the base and sets up the regulating plate of base bottom, wherein the regulating plate through the pivot with the base is connected to make when external force acts on during the body, the body for the regulating plate can wind the pivot rotates between primary importance and second position, and primary importance has the predetermined contained angle A to the second position between, wherein when the body is located the second position, the base is close to the working surface, when the body is located the primary importance, at least partly with the body compares when being located the second position and leaves the working surface. Through setting up the regulating plate in the base bottom, can make the body rotate under the exogenic action to adjust scrubbing brush base or body for work surface's use angle, make the user arm more laborsaving when using the scrubbing brush, especially clean some surfaces that have the gradient such as wall etc..

Description

Floor brush and cleaning device

Technical Field

The embodiment of the utility model relates to the technical field of household appliances, in particular to a floor brush and cleaning equipment.

Background

With the increasing living standard of residents, the use of the vacuum cleaner is more and more popular. The types of the vacuum cleaners are also more and more diversified, and the vacuum cleaners can be divided into a vertical type vacuum cleaner, a handheld type vacuum cleaner, a horizontal type vacuum cleaner and the like from the aspect of using modes.

In general, the weight of the apparatus is heavy for upright or hand-held cleaners. Especially for cleaning some floors, walls, etc. with a certain inclination angle, the user's arm needs to bear a large force to support the handle of the cleaner.

In the prior art, some dust collectors are provided with a rotating part between a handle and a floor brush head, so that the handle can rotate relative to the floor brush head, the angle between the handle and a cleaning surface is adjusted, and the arm is more labor-saving. However, the handle and the floor brush in the scheme can change the flow direction of wind in the wind channel when rotating, and even can influence the flow of the wind, thereby influencing the dust collection efficiency. In addition, the structure needs to consider the connection structure and the sealing structure of the rotating assembly, the handle and the floor brush head, and the structure is complex to realize.

Therefore, it is desirable to provide a cleaning product which is labor-saving and easy to implement, so as to meet the cleaning requirements of users and improve the cleaning efficiency.

Disclosure of Invention

It is an aim of embodiments of the present invention to provide an improved floor brush and cleaning appliance.

Accordingly, an embodiment of the present invention provides a floor brush, including: the body comprises an upper cover assembly and a base connected with the upper cover assembly; a roll brush assembly comprising a roll brush; a chamber for accommodating the rolling brush assembly is formed between the upper cover assembly and the base; the setting is in the regulating plate of base bottom, wherein the regulating plate through the pivot with the base is connected to make when external force acts on during the body, the body for the regulating plate can wind the pivot rotates between primary importance and second position, has preset contained angle A between primary importance to the second position, wherein when the body is located the second position, the base is close to the working surface, when the body is located the primary importance, at least partly of base with the body compares when being located the second position and leaves the working surface. Through setting up the regulating plate in the base bottom, can make the body rotate under the exogenic action to adjust scrubbing brush base or body for work surface's use angle, make the user arm more laborsaving when using the scrubbing brush, especially clean some surfaces that have the gradient such as wall etc.. Further, the user can press the handle of the floor brush and the like to apply force to the floor brush body, so that the use angle of the floor brush can be adjusted according to needs.

Optionally, the base includes a first opening; the regulating plate includes a second opening portion, and the first opening portion and the second opening portion are fitted to each other and communicate with the chamber, thereby exposing at least a portion of the roll brush.

Optionally, when the body is in the first position, a part of the rolling brush extends downwards from the bottom of the second opening part, so that the rolling brush can contact the working surface.

After the adjusting plate is connected with the base, the first opening part and the second opening part are matched and used as dust suction inlets, and the rolling brush can still be exposed through the first opening part and the second opening part, so that the rolling brush can be in contact with a working surface, and the cleaning efficiency is improved.

Optionally, the second opening includes a wall extending into the first opening of the base. Through set up the wall that extends mutually in the cooperation department at first opening and second opening, can guide the air current to the cavity better, avoid the air current to get into between regulating plate and the base. Further, the arrangement can also reduce the accumulation of dust at the joint of the adjusting plate and the base.

Optionally, the wall includes a first protrusion near the rotation axis and a second protrusion far from the rotation axis; the height of the second protruding portion is larger than that of the first protruding portion, and an included angle A is formed between a plane formed by the highest points of the first protruding portion and the second protruding portion and a plane of the bottom wall of the adjusting plate. The inclination angle of the adjusting plate or the adjustable angle of the adjusting plate is limited through the first protruding part and the second protruding part, so that the body can rotate in the angle range, and the floor brush is more labor-saving to use.

Optionally, the base further comprises a groove protruding towards the inside; the adjusting plate further comprises a third boss; the third protruding part can extend into the groove at least partially in the rotating process of the body around the rotating shaft.

Optionally, the third protruding portion is farther away from the rotating shaft than the second protruding portion, and the height of the third protruding portion is greater than that of the second protruding portion.

Through the structure of recess and third bellying, regulating plate and base can mutually support, avoid the air current reposition of redundant personnel to flow between regulating plate and base promptly, influence the suction of second opening department. Further, when the body or the base is located at the first position, the third protrusion portion can block air flow or dust from entering between the adjusting plate and the base; when body or base were located the second position, can hold the third bellying through the recess, no matter so body or base were located in what position, all can reduce the influence to second opening department suction, and then avoided influencing the clean effect of scrubbing brush.

Optionally, the sealing strip is arranged at a matching position of the first opening part and the wall of the second opening part. Thereby better sealing the joint of the base and the adjusting plate and avoiding the air flow from entering between the adjusting plate and the base to influence the suction force of the bottom opening of the floor brush

Optionally, still include the torsional spring, the first end foot and the base butt of torsional spring, second end foot and regulating plate butt to when the scrubbing brush naturally supports in the horizontal plane, will the regulating plate location and bias voltage in the position of leaving base default contained angle A.

Optionally, the adjusting plate is provided with a support portion, and the torsion spring is fixed to the support portion.

Optionally, the stiffness of the torsion spring at least meets the following conditions: the torsion spring overcomes the weight of the body to enable the body to be in or return to the first position under the action of no external force.

The torsional spring is arranged between the base and the adjusting plate, so that the angle adjustment within the angle A can be realized, and meanwhile, the torsional spring can support the weight of the floor brush in a natural state, namely, the floor brush can be at least positioned at the first position; or when the external force disappears, the floor brush is returned to the first position from the second position through the tension of the torsion spring.

Optionally, the floor brush further comprises a joint, and the joint is rotatably connected with the upper cover assembly. Can adjust the working angle of scrubbing brush through the regulating plate, in the technique of this scheme, also set up to rotating when being connected with joint and upper cover subassembly, can be on original angle regulation A's basis further angle regulation, angle regulation is more nimble.

Optionally, the rotating shaft is connected near the front end of the base. Therefore, the angle of the body relative to the working surface can be adjusted by lifting and pressing the handle and other holding parts by a user.

The embodiment of the utility model also comprises cleaning equipment comprising the floor brush. This cleaning device is including the scrubbing brush that has the regulating plate, can realize through the portion of gripping to the scrubbing brush body application of force, changes the angle of base or body and working surface for the user is when the working surface of clean different inclination, through adjusting or reducing the angle of base or body and working surface, thereby makes the user's arm more laborsaving. This cleaning device only need set up the regulating plate bottom the base, and simple structure easily realizes, and is less to original scrubbing brush structure change, and the cost is also lower.

Drawings

FIG. 1 is an exploded view of a floor brush according to the present invention;

FIG. 2 is a schematic cross-sectional view of a floor brush of the type shown in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the floor brush of FIG. 1 in another state;

FIG. 4 is a partial cross-sectional view of a base and adjustment plate of a floor brush according to the present invention;

FIG. 5 is a schematic view of an adjustment plate of a floor brush according to the present invention;

FIG. 6 is a schematic view of a base of a floor brush of the present invention.

Detailed Description

Next, embodiments of the present invention will be described in detail with reference to the drawings. Like parts are designated by like reference numerals throughout the several views. The embodiments are merely illustrative, and it is needless to say that partial substitutions or combinations of the structures shown in the different embodiments may be made. In the modification, descriptions of common matters with the first embodiment are omitted, and only different points will be described. In particular, the same operational effects produced by the same structures are not mentioned one by one for each embodiment.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

Fig. 1 is an exploded view of a floor brush 10 according to an embodiment of the present invention, and fig. 2 and 3 show the floor brush in different operating angles.

Specifically, referring to fig. 1 to 3, the floor brush 10 of the present embodiment includes a body 100 and an adjusting plate 200 disposed at the bottom of the body.

The body 100 includes a top cover assembly 110, a decorative cover 120 disposed on the top of the top cover assembly 110, and a base 130 disposed on the bottom of the top cover assembly 111, wherein a chamber 140 is formed between the base 130 and the top cover assembly 110. The chamber 140 is generally cylindrical for receiving a roller brush.

The body 100 further comprises a rolling brush assembly 150, wherein the rolling brush assembly 150 comprises a rolling brush 151, a driving motor 152 for driving the rolling brush to rotate, and a transmission unit 153, and the driving motor 152 drives the rolling brush 151 to rotate through the transmission unit 153 so as to clean the floor or the surface of the object. The roller brush 151 is disposed in the chamber 140.

Referring to fig. 6, a base 130 is shown, the base 130 includes a first opening 131, the first opening 131 is disposed at a position corresponding to the chamber 140, so that the chamber 140 communicates with the outside or the area to be cleaned through the first opening 131, thereby sucking dust and the like in the area to be cleaned into the chamber 140 through the first opening 131, and further entering the dust collection unit through the inner air duct of the floor brush.

Generally, when the floor brush 10 is operated, the base 130 is in contact with a surface to be cleaned or a work surface, wherein the roller brush 151 at least partially protrudes through the first opening 131 to be in contact with the work surface. As such, the drum brush 151 contacts the work surface while rotating during operation to better clean the work surface.

The body 100 further includes a joint 160, the joint 160 includes a hollow portion, one end of which is connected to the upper cover assembly 110, and a portion of the upper cover assembly 110 located in the cavity 140 is provided with an opening which communicates with the hollow portion of the joint, so that an air channel is formed between the floor brush cavity 140 and the joint 160. The other end of the connector 160 may be connected to a handle or a hose of the cleaning device to allow suction generated by the main body of the cleaning device.

Specifically, when the floor brush is operated, a suction force is generated by the main body part, so that external dust, etc. are introduced into the dust collection unit of the cleaning apparatus through the first opening part 131, the chamber 140, and the hollow part of the joint, to separate dust particles, and clean the work surface.

The adjusting plate 200 may be disposed at the bottom of the base 130, and the adjusting plate 200 is connected to the base 130 through a rotating shaft 300, wherein when the body 100 is acted by an external force, the body 100 may rotate around the rotating shaft 300 between a first position and a second position with a predetermined included angle a therebetween with respect to the adjusting plate 200. Through setting up the regulating plate in the base bottom, can make the body rotate under the exogenic action to adjust the use angle of scrubbing brush, make the user arm more laborsaving when using the scrubbing brush, especially clean some surfaces that have the gradient such as wall etc.. Further, the user can press the handle of the floor brush to apply force to the floor brush body, so that the use angle of the floor brush can be adjusted according to needs.

Specifically, referring to fig. 2, the first position may be a position in which at least a portion of the base 130 is away from a working surface of the floor brush, i.e., a surface to be cleaned, such as a floor, a wall, etc., when the body 100 is in the first position; the corresponding second position may be when the body 100 is in this position, the base 130 is adjacent to a work surface, such as shown in fig. 3.

Further, normally, when the body 100 is located at the first position, the body 100 is in a natural working state; when a user needs to adjust the working angle of the floor brush 10 during the use of the floor brush 10, the angle of the floor brush base 130 relative to the working surface can be changed by applying force to the floor brush 10, so as to achieve the purposes of saving labor and facilitating use.

The first position and the second position have a predetermined included angle a therebetween, which is defined by the specific structure of the adjustment plate 200. In one embodiment, the adjusting plate 200 has an inclined structure, and a lower end of the adjusting plate 200 is connected to a front end of the base 130 through a rotating shaft 300, so that the base 130 or the body 100 can rotate about the rotating shaft 300 with respect to the adjusting plate 200 to adjust an angle of the body 100 with respect to a work surface. The front end is understood to be the forward direction of the floor brush in normal operation or the direction the user is facing when holding the cleaning device for operation. Refer to the orientation shown in fig. 2.

Referring to fig. 2, 4 and 5, fig. 4 shows a partial sectional view of the base 130 and the adjustment plate 200 after they are coupled, and fig. 5 shows an adjustment plate 200. In one embodiment, the adjusting plate 200 includes a second opening portion 210, and the first opening portion 131 and the second opening portion 210 are adapted to each other and communicate with the chamber 140, and at least a portion of the roller brush 151 is exposed to the second opening portion 210, so that the roller brush contacts the surface to be cleaned, thereby improving the cleaning efficiency.

More specifically, the second opening 210 includes a wall 211 extending into the first opening 131 of the base.

In one embodiment, the wall 211 includes a first protrusion 2110 near the shaft 300 and a second protrusion 2111 away from the shaft 300; the height of the second protrusion 2111 is greater than that of the first protrusion 2110, and an included angle a is formed between a plane formed by the highest points of the first protrusion 2110 and the second protrusion 2111 and a plane formed by the bottom wall of the adjustment plate, so that the inclination angle of the adjustment plate 200 is defined.

In one embodiment, the base 130 further includes a groove 132 protruding inward thereof; correspondingly, the adjusting plate 200 further includes a third protrusion 2112; when the body 100 is rotated to the second position, the third protrusion 2112 may extend into the groove 132 at least partially during the rotation of the body 100 around the rotation axis 300. So that the adjustment plate 200 and the base 130 can be fitted to each other to prevent the air flow from being divided, i.e., flowing between the adjustment plate and the base, to affect the suction force at the second opening portion 210. Further, when the body 100 or the base 130 is located at the first position, the third protrusion 2112 may block the airflow or dust from entering between the adjustment plate 200 and the base 130; when the body 100 or the base 130 is located at the second position, the third protrusion 2112 can be received by the groove 132, so that no matter where the body or the base is located, the influence on the suction force at the second opening 2112 can be reduced, and the cleaning effect of the floor brush is further prevented from being influenced.

In one embodiment, the third protrusion 2112 is further away from the rotation axis 300 than the second protrusion 2111, and has a height greater than that of the second protrusion 2111.

The floor brush 10 further includes a torsion spring 400, and the torsion spring 400 is disposed between the adjustment plate 200 and the base 130 to adjust a rotation angle of the body 100 or the base 130. By utilizing the elastic deformable property of the torsion spring, the torsion spring can also control the magnitude of external force application so as to enable the body to rotate around the rotating shaft relative to the adjusting plate and rotate a certain angle under the action of external force.

Specifically, the first end leg 410 of the torsion spring 400 abuts against the base 130, and more specifically, may abut against the inner wall of the base 130; the second end leg 411 abuts the adjustment plate 200, thereby positioning and biasing the adjustment plate 200 in a position away from the base 130 by a predetermined included angle a, i.e. a first position, when the floor brush is naturally supported on a work surface.

Further, the torsion spring 400 is selected to satisfy a condition that the torsion spring can support the weight of the floor brush in a natural state, i.e., the floor brush can be positioned at least at the first position. The rigidity of the torsion spring 400 at least satisfies the following conditions: the torsion spring overcomes at least the weight of the body 100 to allow the body 100 to be in or return to the first position without being subjected to an external force. When the torsion spring is selected specifically, the parameters of the torsion spring, such as the wire diameter, the pitch diameter, the turn number and the like, and the material of the torsion spring are required to be comprehensively judged.

In one embodiment, the adjustment plate 200 is provided with a support portion 212, and the torsion spring 400 is fixed to the support portion 212 to fix the torsion spring 400 through the support portion 212.

In one embodiment, the floor brush 10 further comprises a sealing strip 500 disposed at the matching position of the first opening portion 131 and the wall of the second opening portion 210. Referring to fig. 4, a sealing strip 500 may be disposed at the connection position of the second protrusion 2111 and the first opening 131 to better seal the connection position of the base 130 and the adjusting plate 200, so as to prevent air flow from entering between the adjusting plate and the base and affecting the suction force of the bottom opening of the floor brush.

In one embodiment, the joint 160 may also be rotatably connected to the upper cover assembly 110, i.e. the joint may rotate back and forth or left and right relative to the upper cover assembly 110, and may also be rotated 360 ° relative to the upper cover assembly by other rotating connection structures. So that the working angle of the floor brush can be further adjusted when needed. Further, as before can adjust the working angle of scrubbing brush through the regulating plate, in the technique of this scheme, when also setting up to rotate with joint and upper cover subassembly and be connected, can be on original angle of regulation A's basis further angle regulation, angle regulation is more nimble.

The embodiment of the utility model also discloses cleaning equipment, which comprises a floor brush 10, a holding part connected with the floor brush 10, a dust collecting unit used for collecting and filtering dust particles, and a main unit used for generating suction. The holding part can be a handle connected with the floor brush or a hose connected with the floor brush.

The cleaning equipment comprises the floor brush 10 with the adjusting plate, force can be applied to the floor brush body through the holding part, the angle between the base or the body and the working surface is changed, and when a user cleans the working surface with different inclination angles, the angle between the base or the body and the working surface is adjusted or reduced, so that the arm of the user is more labor-saving. This cleaning device only need set up the regulating plate bottom the base, and simple structure easily realizes, and is less to original scrubbing brush structure change, and the cost is also lower.

Although specific embodiments have been described above, these embodiments are not intended to limit the scope of the disclosure, even if only a single embodiment is described with respect to a particular feature. The characteristic examples provided in the present disclosure are intended to be illustrative, not limiting, unless differently expressed. In particular implementations, features from one or more dependent claims may be combined with features of the independent claims and features from respective independent claims may be combined in any appropriate manner and not merely in the specific combinations enumerated in the claims.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims (14)

1. A floor brush, comprising:

the body comprises an upper cover assembly and a base connected with the upper cover assembly;

a roll brush assembly comprising a roll brush;

a chamber for accommodating the rolling brush assembly is formed between the upper cover assembly and the base;

the setting is in the regulating plate of base bottom, wherein the regulating plate through the pivot with the base is connected to make when external force acts on during the body, the body for the regulating plate can wind the pivot rotates between primary importance and second position, has preset contained angle A between primary importance to the second position, wherein when the body is located the second position, the base is close to the working surface, when the body is located the primary importance, at least partly of base with the body compares when being located the second position and leaves the working surface.

2. A floor brush as defined in claim 1, wherein said base includes a first open portion; the regulating plate includes a second opening portion, and the first opening portion and the second opening portion are fitted to each other and communicate with the chamber, thereby exposing at least a portion of the roll brush.

3. A floor brush as claimed in claim 2 wherein a portion of the roller brush projects downwardly from the base of the second opening when the body is in the first position to contact the work surface.

4. A floor brush as defined in claim 2 wherein said second opening comprises a wall extending into said first opening of said base.

5. A floor brush as claimed in claim 4, wherein the wall comprises a first raised portion proximal to the axis of rotation and a second raised portion distal to the axis of rotation; the height of the second protruding portion is larger than that of the first protruding portion, and an included angle A is formed between a plane formed by the highest points of the first protruding portion and the second protruding portion and a plane of the bottom wall of the adjusting plate.

6. A floor brush as claimed in claim 5, wherein the base further comprises a recess projecting inwardly thereof; the adjusting plate further comprises a third boss; the third protruding part can extend into the groove at least partially in the rotating process of the body around the rotating shaft.

7. A floor brush as claimed in claim 6, wherein the third raised portion is spaced further from the axis of rotation than the second raised portion and is of greater height than the second raised portion.

8. A floor brush as claimed in claim 4, further comprising a sealing strip provided at the engagement of the first opening with the wall of the second opening.

9. A floor brush as claimed in claim 1, further comprising a torsion spring having a first end leg abutting the base and a second end leg abutting the adjustment plate, thereby positioning and biasing the adjustment plate at a position away from the base by a predetermined included angle a when the floor brush is naturally supported on a horizontal surface.

10. A floor brush as claimed in claim 9, wherein the adjustment plate is provided with a support portion to which the torsion spring is secured.

11. A floor brush according to claim 9, characterized in that the stiffness of the torsion spring fulfils at least the following condition: the torsion spring overcomes the weight of the body to enable the body to be in or return to the first position under the action of no external force.

12. A floor brush as defined in claim 1, further comprising a joint rotatably connected to the upper cover assembly.

13. A floor brush as claimed in claim 1, wherein the shaft is connected proximate a front end of the base.

14. A cleaning device comprising a floor brush as claimed in any one of the preceding claims 1-13.

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