CN217524207U

CN217524207U - Cleaning brush

Info

Publication number: CN217524207U
Application number: CN202123326249.6U
Authority: CN
Inventors: 朱雪林; 周丽芳
Original assignee: Suqian Yijie Smart Home Co ltd
Current assignee: Suqian Yijie Smart Home Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-27
Publication date: 2022-10-04
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to a cleaning brush belongs to burnisher technical field, and it has solved the loaded down with trivial details problem of cleaning brush installation among the prior art. The utility model discloses a brush head and brush holder, the brush head include brush and joint portion, joint portion on be equipped with the annular groove, the brush holder on be equipped with and supply joint portion male mounting hole, mounting hole and annular groove between be equipped with and can be with brush holder and the fixed axial locking structure of brush head axial position when joint portion installation is accomplished.

Description

Cleaning brush

Technical Field

The utility model belongs to the burnisher field relates to a cleaning brush.

Background

At present, the fixing mode between the brush head and the brush handle of the cleaning brush is generally threaded, bead jumping type, clamping point type and the like, the brush head and the brush handle are relatively fixed after being assembled, the disassembly and the assembly are complex, the use in different scenes of different angles cannot be met, the front face of the brush head cannot face the front face of the brush handle due to threaded fixing, the control is difficult, and the bead jumping type and the clamping point type are not firm enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems of the prior art and providing a cleaning brush.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a cleaning brush, includes brush head and brush holder, the brush head include brush and joint portion, joint portion on be equipped with the annular groove, the brush holder on be equipped with and supply joint portion male mounting hole, mounting hole and annular groove between be equipped with and can be with brush holder and the fixed axial locking structure of brush head axial position when joint portion installation is accomplished.

The design of the annular groove enables the brush head to rotate circumferentially, the brush head is only locked in the axial direction by utilizing the axial locking structure to prevent the brush head from falling off, in addition, the brush head and the brush handle are matched by adopting the axial locking structure to complete the installation, the space can be saved when transporting and packing, the user only needs to insert the brush head into the mounting hole of the brush handle to complete the installation when using, and the installation process is simple.

In foretell cleaning brush, axial locking structure including being the annular lock ring of opening, the lock ring cup joint in the annular groove, the mounting hole inner wall be equipped with the installation step, and work as joint portion insert behind the mounting hole, the lock ring outer lane can imbed the installation step.

Utilize the lock ring to cup joint in the annular groove, because the lock ring is the opening ring-type, the annular lock ring of opening can be extruded when the installation of brush head, make its circumference external diameter reduce, thereby make things convenient for in the card to go into the mounting hole, when the lock ring removes to installation step position, because the circumference external diameter grow of installation step, the lock ring circumference direction opens under self elastic action, thereby in the embedding installation step, it is spacing with the annular groove to accomplish the lock ring inner circle, outer lane is spacing with the installation step, brush head and brush holder axial position are locked.

In the cleaning brush, the guide inclined plane is arranged below the mounting hole.

The guide inclined plane guides the locking ring when being installed, and the locking ring is contracted inwards under the action of the guide inclined plane, so that the locking ring is more convenient and labor-saving to install.

In the above cleaning brush, the locking ring is provided with a guide surface at an outer side of one end in the mounting direction. Through the acting force of the guide surface, the locking ring is more easily retracted inwards during installation, and the installation is more convenient.

In foretell cleaning brush, axial locking structure including set up in the jump pearl of mounting hole inner wall, the installation department of brush head inserts the mounting hole after, jump in the pearl can imbed the annular groove. After the jumping bead enters the annular groove, the jumping bead is limited with the annular groove, and the axial positions of the brush head and the brush handle are locked.

In foretell cleaning brush, the lock ring twist reverse in the axial direction is the heliciform for lock ring axial direction has elasticity, makes cleaning brush the lock ring have a power of propping up brush head and brush holder all the time when daily use, and brush head and brush holder are difficult to not hard up, and the firmness is higher.

In the cleaning brush, the brush handle is provided with a plurality of equant convex teeth, the brush head is provided with equant grooves matched with the equant convex teeth, the annular groove is internally provided with an elastic mechanism which can ensure that the equant convex teeth on the brush handle always have the tendency of being embedded into the equant grooves on the brush head, and the brush head can overcome the elasticity of the elastic mechanism to ensure that the equant convex teeth are separated from the equant grooves and rotate the angle of the brush head.

Utilize the cooperation of partition dogtooth and partition recess, prevent that the relative brush holder axial of brush head from rotating when using of cleaning brush, influence the use, through set up elastic mechanism in the annular groove, the partition dogtooth that makes on the brush holder has the partition recess trend that imbeds on the brush head all the time, prevents that brush head and brush holder from breaking away when using, leads to brush head and brush holder to rotate relatively.

In the above cleaning brush, the elastic mechanism is formed by twisting the locking ring in the axial direction to form a dislocation in the axial direction.

The utilization is open-ended lock ring in axial direction's dislocation for the lock ring forms elasticity in axial direction, and the brush head can overcome lock ring axial direction's elasticity and break away from the brush holder, and when the brush head adjust to suitable rotation angle after make the partition dogtooth embedding partition recess accomplish the locking under the lock ring elastic action.

In the above cleaning brush, the elastic mechanism is a spring arranged in the annular groove and having elasticity in the axial direction.

Compared with the prior art, the utility model discloses a set up joint portion in cleaning brush head position, set up the mode that can lock brush holder and brush head axial position's locking structure when joint portion gets into the mounting hole of brush holder between brush head and brush holder, make cleaning brush when the installation, only need pack into the mounting hole of brush holder with the joint portion of brush head, the locking of brush head and the axial position of brush holder will be accomplished to the locking structure, it is convenient and firm to install, can realize the components of a whole that can function independently packing and save packing space.

Drawings

FIG. 1 is a schematic view of the split structure of the present invention;

fig. 2 is a side sectional view of the present invention;

fig. 3 is a schematic view of the overall structure of the present invention.

In the figure, 1, a brush head; 11. a brush; 12. a clamping part; 2. a brush handle; 3. mounting holes; 4. an annular groove; 5. a locking structure; 51. a locking ring; 6. equally dividing the grooves; 7. equally dividing the convex teeth; 8. a guide slope; 9. a guide surface; 10. mounting a step; 18. an elastic mechanism.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, a cleaning brush comprises a brush head 1 and a brush handle 2, wherein the brush head 1 comprises a brush 11 and a clamping portion 12, the clamping portion 12 is provided with an annular groove 4, the brush handle 2 is provided with a mounting hole 3 for inserting the clamping portion 12, and an axial locking structure 5 which can fix the axial positions of the brush handle 2 and the brush head 1 when the clamping portion 12 is installed is arranged between the mounting hole 3 and the annular groove 4.

But the design of annular groove 4 makes brush head 1 circumferential direction, utilizes axial locking structure 5 only to its axial direction lock, prevents that brush head 1 from droing, in addition, brush head 1 adopts the cooperation of axial locking structure 5 with brush holder 2 to accomplish the installation, can be in transportation and space saving when packing, only need when the user uses to brush head 1 insert in the mounting hole 3 of brush holder 2 can accomplish the installation, and the installation is simple.

Axial locking structure 5 including being the annular lock ring 51 of opening, lock ring 51 cup joint in annular groove 4, 3 inner walls of mounting hole be equipped with installation step 10, and work as joint portion 12 insert behind the mounting hole 3, lock ring 51 outer lane embeddable installation step 10.

Utilize lock ring 51 to cup joint in annular groove 4, because lock ring 51 is the opening ring-type, the annular lock ring 51 of opening can be extruded when brush head 1 installation, make its circumference external diameter reduce, thereby make things convenient for the card to go into in mounting hole 3, when lock ring 51 removed to installation step 10 position, because installation step 10's circumference external diameter grow, lock ring 51 circumference direction opens under self elastic action, thereby in embedding installation step 10, it is spacing with annular groove 4 to accomplish lock ring 51 inner circle, the outer lane is spacing with installation step 10, brush head 1 is died by the lock with 2 axial position of brush holder.

As shown in fig. 2, a guide slope 8 is provided below the mounting hole 3.

The guide inclined plane 8 guides the locking ring 51 when the locking ring 51 is installed, and the locking ring 51 is contracted inwards under the action force of the guide inclined plane 8, so that the locking ring is more convenient and labor-saving to install.

The locking ring 51 is also provided with a guide surface 9 on the outer side of one end in the mounting direction. By the action of the guide surface 9, the locking ring 51 is more easily retracted inwards during installation, which facilitates installation.

The locking ring 51 twist reverse at the axial direction is the heliciform for locking ring 51 axial direction has elasticity, makes locking ring 51 have a power of propping up brush head 1 and brush holder 2 all the time when the cleaning brush is in daily use, and brush head 1 is difficult to become flexible with brush holder 2, and the firmness is higher.

As shown in fig. 1, the brush handle 2 is provided with a plurality of equant convex teeth 7, the brush head 1 is provided with an equant groove 6 matched with the equant convex teeth 7, the annular groove 4 is internally provided with an elastic mechanism which can ensure that the equant convex teeth 7 on the brush handle 2 always have the trend of being embedded into the equant groove 6 on the brush head 1, and the brush head 1 can overcome the elasticity of the elastic mechanism to ensure that the equant convex teeth 7 are separated from the equant groove 6 and rotate the angle of the brush head 1.

Utilize the cooperation of partition dogtooth 7 and partition recess 6, prevent that the cleaning brush from brushing 2 axial rotations of brush head relatively when using, influence the use, through set up elastic mechanism in annular groove 4, make the partition dogtooth 7 on the brush holder 2 have the 6 trends of partition recess on the brush head 1 of embedding all the time, prevent to brush head 1 and brush holder 2 when using and throw off, lead to brushing 1 and brush holder 2 relative rotation.

The elastic mechanism is that the locking ring 51 is twisted in the axial direction to form dislocation in the axial direction.

The dislocation of the locking ring 51 with an opening in the axial direction is utilized to ensure that the locking ring 51 forms elasticity in the axial direction, the brush head 1 can overcome the elasticity of the locking ring 51 in the axial direction to be separated from the brush handle 2, and after the brush head 1 is adjusted to a proper rotation angle, the equant convex teeth 7 are embedded into the equant grooves 6 under the elastic action of the locking ring 51 to complete locking.

The utility model discloses a working process: at first cup joints at joint portion 12 with the cyclic annular lock ring of opening, then overcome the cyclic annular lock ring 51 of opening's radial elasticity and make its circumference external diameter reduce, insert the installing port of cleaning brush with joint portion 12 again, when lock ring 51 removed to installation step 10 position, because the circumference external diameter grow of installation step 10, lock ring 51 opens in the effect of radial elasticity's circumference direction down, thereby in lock ring 51 outer lane embedding installation step 10, it is spacing with annular groove 4 to accomplish lock ring 51 inner circle, it is spacing with installation step 10 outer lane, brush head 1 is died by the lock with 2 axial position of brush holder.

Compared with the prior art, the utility model discloses a set up joint portion 12 in cleaning brush head 1 position, set up the mode that can lock brush holder 2 and brush head 1 axial position's locking structure 5 when joint portion 12 gets into the mounting hole 3 of brush holder 2 between brush head 1 and brush holder 2, make the cleaning brush when the installation, only need pack into the mounting hole 3 of brush holder 2 with the joint portion 12 of brush head 1, the locking of brush head 1 and brush holder 2's axial position will be accomplished to locking structure 5, it is convenient and firm to install, can realize the components of a whole that can function independently packing and save packing space.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a cleaning brush, is including brush head (1) and brush holder (2), its characterized in that, brush head (1) including brush (11) and joint portion (12), joint portion (12) on be equipped with annular groove (4), brush holder (2) on be equipped with and supply joint portion (12) male mounting hole (3), mounting hole (3) and annular groove (4) between be equipped with when joint portion (12) installation is accomplished can with brush holder (2) and brush head (1) axial position fixed axial locking structure (5).

2. The cleaning brush as claimed in claim 1, wherein the axial locking structure (5) comprises a locking ring (51) in the shape of an open ring, the locking ring (51) is sleeved in the annular groove (4), the inner wall of the mounting hole (3) is provided with a mounting step (10), and after the clamping portion (12) is inserted into the mounting hole (3), the outer ring of the locking ring (51) can be embedded into the mounting step (10).

3. A cleaning brush as claimed in claim 2, characterized in that a guide ramp (8) is provided below the mounting hole (3).

4. A cleaning brush as claimed in claim 3, characterized in that the locking ring (51) is provided with a guide surface (9) on the outer side at one end in the mounting direction.

5. A cleaning brush as claimed in claim 1, characterized in that the axial locking structure (5) comprises a jumping bead arranged on the inner wall of the mounting hole (3), and the jumping bead can be inserted into the annular groove (4) after the mounting part of the brush head (1) is inserted into the mounting hole (3).

6. A cleaning brush as claimed in claim 2, characterized in that the locking ring (51) is twisted helically in the axial direction, so that the locking ring (51) is resilient in the axial direction.

7. A cleaning brush as claimed in claim 2, characterized in that the handle (2) is provided with a plurality of equally spaced teeth (7), the brush head (1) is provided with equally spaced grooves (6) for engaging with the equally spaced teeth (7), the annular groove (4) is provided with resilient means (18) for urging the equally spaced teeth (7) of the handle (2) to engage the equally spaced grooves (6) of the brush head (1), and the brush head (1) is adapted to overcome the resilient force of the resilient means (18) to disengage the equally spaced teeth (7) from the equally spaced grooves (6) and rotate the brush head (1) by an angle.

8. A cleaning brush as claimed in claim 7, characterized in that the resilient means (18) are formed by a locking ring (51) twisted in the axial direction to form an axial misalignment.

9. A cleaning brush as claimed in claim 7, the elastic mechanism (18) is a spring which is arranged in the annular groove (4) and has elasticity in the axial direction.

10. A cleaning brush as claimed in claim 7, characterized in that the resilient means (18) is a resilient rubber arranged in the annular recess (4).