CN217524206U

CN217524206U - Rotatable cleaning brush

Info

Publication number: CN217524206U
Application number: CN202123320678.2U
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 rotatable cleaning brush belongs to burnisher technical field, and it has solved among the prior art between the brush head of cleaning brush and the brush holder rotation action too loaded down with trivial details use convenient problem inadequately. The utility model discloses a brush head and brush holder, the brush holder on be equipped with the first mounting hole of brush, the brush head can insert in the first mounting hole of brush, the brush overhead equipartition dogtooth or the partition recess that a plurality of circumference was arranged of being equipped with, the brush holder on be equipped with can with brush head matched with partition recess or partition dogtooth, brush holder and brush head between be equipped with the elastic construction that can make the partition dogtooth have embedding partition recess trend all the time, the brush head can overcome elastic construction elasticity and make the partition dogtooth break away from partition recess and rotatory brush head angle.

Description

Rotatable cleaning brush

Technical Field

The utility model belongs to the technical field of burnisher, a cleaning brush, especially a rotatable cleaning brush is related to.

Background

Generally, in the brushes in the market, the rotation fixing mode between the brush head and the brush handle is a trigger type, a button type and the like, when the brush is used, the rotation action between the brush head and the brush handle can be carried out only by pulling the trigger or pressing the button, the action is complex, and the use is not simple and convenient enough.

SUMMERY OF THE UTILITY MODEL

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

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a rotatable cleaning brush, includes brush head and brush holder, the brush holder on be equipped with the first mounting hole of brush, the brush head can insert in the first mounting hole of brush, the brush head on be equipped with the partition dogtooth or the partition recess that a plurality of circumference was arranged, the brush holder on be equipped with can with brush head matched with partition recess or partition dogtooth, brush holder and brush head between be equipped with and make the partition dogtooth have the elastic construction of embedding partition recess trend all the time, the brush head can overcome elastic construction elasticity and make the partition dogtooth break away from partition recess and rotatory brush head angle.

The equant convex teeth which are distributed in the circumferential direction are matched with the equant grooves, so that after the equant convex teeth are embedded into the equant grooves, the freedom degree of the circumferential rotation direction of the brush head is limited, and the brush head cannot rotate when being cleaned; when the brush head angle needs to be rotated, the equal-division convex teeth are separated from the equal-division grooves only by overcoming the elastic action of the elastic structure, the angle can be rotated, after the rotation angle is adjusted, the equal-division convex teeth are embedded into the equal-division grooves again under the elastic action of the elastic structure, and the circumferential limiting of the brush head and the brush handle with the angle is completed.

In foretell a rotatable cleaning brush, the brush head on be equipped with the annular groove, elastic structure for cup joint and be the annular lock ring of opening on the annular groove, lock ring one end support and lean on the annular groove tip, the other end supports and leans on the installation step that sets up in the brush head mounting hole, the opening both ends of lock ring along its axial direction dislocation for lock ring opening one end is greater than the height of partition dogtooth with other end difference in height.

The lock ring is installed between brush head and the brush holder, plays the axial direction spacing on the one hand, prevents the effect that the brush head drops, and on the other hand still plays the elasticity that provides the axial direction for the partition dogtooth imbeds equally dividing in the recess all the time. The setting is the annular lock ring of opening, the annular lock ring of opening can be extruded when the installation of brush head for its circumference external diameter reduces, thereby make things convenient for the card to go into in the mounting hole, when the lock ring removes to installation step position, because the circumference external diameter grow of installation step, the lock ring is opened in self elasticity effect circumference direction down, thereby in the embedding installation step, it is spacing with annular groove to accomplish lock ring inner circle, the outer lane is spacing with the installation step, brush head and brush holder axial position are locked.

In the above-mentioned rotatable cleaning brush, the brush holder and the lock ring between still be equipped with guide structure, guide structure make the equal division dogtooth break away from the equal division recess after brush head and brush holder have the trend of circumferential direction rotation. Through set up guide structure between brush head and lock ring, make turning to of mop head more light convenient after equalling dogtooth and equalling recess break away from.

In the above-mentioned rotatable cleaning brush, the guide structure is an arc surface formed by spirally twisting the locking ring in the axial direction.

Design into the cambered surface that the heliciform turned into on the lock ring axial direction with guide structure, make guide structure and the contact surface looks adaptation of lock ring, frictional resistance is littleer when rotating, makes turning to of brush holder and brush head more convenient.

In the above-mentioned rotatable cleaning brush, the guide structure is a guide arc surface provided at one end of the annular groove contacting the locking ring.

In the above-mentioned rotatable cleaning brush, the elastic structure includes a wave-shaped washer extending in the axial direction between the brush head and the brush handle, one end of the wave-shaped washer abuts against the brush head, the other end of the wave-shaped washer abuts against the brush handle, and the height of the wave-shaped washer is greater than the height of the equally-divided convex teeth.

The wavy washer has certain elasticity in the axial direction, so that the wavy washer can provide elasticity for the equal-division convex teeth to be embedded into the equal-division grooves, and the equal-division convex teeth can be separated from the equal-division grooves when the elasticity of the wavy washer in the axial direction is overcome.

In the above-mentioned rotatable cleaning brush, the elastic structure includes a spring disposed between the brush head and the brush handle, one end of the spring abuts against the brush head, and the other end abuts against the brush handle. The spring is used for providing elasticity for the equal-division convex teeth to be embedded into the equal-division grooves, and the springs of different types can provide elasticity with different sizes, so that different meeting requirements can be met.

In the above rotatable cleaning brush, a guide inclined plane is provided below the brush head mounting hole. The guide inclined plane guides the locking ring when being installed, and the locking ring is enabled to contract inwards through the acting force of the guide inclined plane, so that the locking ring is more labor-saving.

In the above-mentioned rotatable cleaning brush, the locking ring is provided with a guide surface on the outer side of one end in the mounting direction. When the brush head is installed, the guide surface of the locking ring can contract inwards under the resistance, and the installation is convenient.

In foretell a rotatable cleaning brush, elastic 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 the pearl and can inlay in the annular groove. When the brush head enters the mounting hole of the brush handle, the jumping beads are embedded into the annular groove of the brush head under the action of the spring, and the axial positions of the brush head and the brush handle are limited.

Compared with the prior art, the utility model discloses utilize the partition dogtooth that circumference distributes to cooperate with the partition recess, make after the partition dogtooth embedding partition recess, the degree of freedom of brush head circumferential direction is restricted, the brush head can not take place to rotate when clean, through installing the lock ring between brush head and brush holder, it is spacing to play the axial direction on the one hand, prevent the effect that the brush head drops, on the other hand still plays the elasticity that provides the axial direction, make in the partition dogtooth imbeds partition recess all the time, when the first angle of needs rotation brush, only need overcome elastic construction's elastic action, break away from the partition recess with the partition dogtooth, but angle of rotation, after adjusting angle of rotation, under elastic construction elastic action, the partition dogtooth imbeds partition recess once more, it is spacing to accomplish the circumference of this angle brush head and brush holder, and easy operation is convenient, satisfy the rotation of the different angles of cleaning brush head.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

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

FIG. 3 is an enlarged view of a portion of the structure of the present invention;

FIG. 4 is a schematic structural diagram of one embodiment of the present invention;

fig. 5 is a schematic structural view of another embodiment of the present invention.

In the figure, 1, a brush head; 2. a brush handle; 3. mounting holes; 4. an annular groove; 5. an elastic structure; 51. a lock ring; 6. the brush head is equally divided into convex teeth or equally divided into grooves; 7. the brush handle is equally divided into convex teeth or equally divided into grooves; 8. a guide structure; 91. a guide slope; 92. a guide surface; 10. and (5) mounting a step.

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 rotatable cleaning brush, including brush head 1 and brush holder 2, brush holder 2 on be equipped with brush head 1 mounting hole 3, brush head 1 can insert in the 1 mounting hole 3 of brush head, brush head 1 on be equipped with the partition dogtooth or the partition recess 6 that a plurality of circumference was arranged, brush holder 2 on be equipped with can with brush head 1 matched with partition recess or partition dogtooth 7, brush holder 2 and brush head 1 between be equipped with can make the partition dogtooth have the elastic construction 5 of the partition recess trend of embedding all the time, brush head 1 can overcome 5 elasticity of elastic construction and make the partition dogtooth break away from partition recess and rotatory brush head 1 angle.

The equant convex teeth which are distributed in the circumferential direction are matched with the equant grooves, so that after the equant convex teeth are embedded into the equant grooves, the freedom degree of the brush head 1 in the circumferential rotation direction is limited, and the brush head 1 cannot rotate when being cleaned; when the brush head 1 needs to be rotated for an angle, the equant convex teeth are separated from the equant grooves only by overcoming the elastic action of the elastic structure 5, the angle can be rotated, and after the rotation angle is adjusted, the equant convex teeth are embedded into the equant grooves again under the elastic action of the elastic structure 5, so that the circumferential limiting of the brush head 1 and the brush handle 2 at the angle is completed.

Brush head 1 on be equipped with annular groove 4, elastic structure 5 for cup jointing be the annular lock ring 51 of opening on annular groove 4, lock ring 51 one end support and lean on 4 tip of annular groove, the other end supports and leans on the installation step 10 that sets up in the mounting hole 3 of brush head 1, lock ring 51's opening both ends along its axial direction dislocation for lock ring 51 opening one end is greater than the height of equant dogtooth with other end difference in height.

The lock ring 51 is installed between brush head 1 and brush holder 2, and it is spacing to play the axial direction on the one hand, prevents that brush head 1 from droing's effect, and on the other hand still plays the elasticity that provides the axial direction for the partition dogtooth imbeds equally the recess all the time. The setting is the annular lock ring 51 of opening, 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 the mounting hole 3, when lock ring 51 removed to installation step position, because the circumference external diameter grow of installation step, lock ring 51 circumference direction opens under self elastic action, thereby in the embedding installation step, it is spacing with annular groove 4 to accomplish the lock ring 51 inner circle, the outer lane is spacing with the installation step, brush head 1 is died by the lock with 2 axial position of brush holder.

As shown in fig. 2 and 3, a guide structure 8 is further disposed between the brush handle 2 and the locking ring 51, and the guide structure 8 makes the equal-division convex teeth separated from the equal-division groove and then the brush head 1 and the brush handle 2 have a tendency of rotating in the circumferential direction. By arranging the guide structure 8 between the brush head 1 and the locking ring 51, the mop head can be turned more easily and conveniently after the equant convex teeth are separated from the equant grooves.

The guiding structure 8 is an arc surface formed by spirally twisting the locking ring 51 in the axial direction.

Design into guide structure 8 and be the cambered surface that the heliciform turned round into on the axial direction of lock ring 51, make guide structure 8 and lock ring 51's contact surface looks adaptation, frictional resistance is littleer when rotating, makes turning to of brush holder 2 and brush head 1 more convenient.

The guide structure 8 is a guide arc surface arranged at one end of the annular groove 4 contacted with the locking ring 51. The direction change of the brush head 1 is more convenient.

A guide inclined plane 91 is arranged below the mounting hole 3 of the brush head 1. The guide inclined plane 91 guides the locking ring 51 when being installed, and the locking ring 51 is enabled to contract inwards through the acting force of the guide inclined plane 91, so that the installation is more convenient.

The locking ring 51 is also provided with a guide surface 92 on the outer side of one end in the mounting direction. When the brush head 1 is installed, the guide surface 92 of the locking ring 51 is subjected to resistance force to enable the locking ring 51 to contract inwards, and installation is convenient.

The utility model discloses a working process: first utilize the equant dogtooth of circumference distribution to cooperate with the equant recess, make after the equant dogtooth embedding equant recess, the degree of freedom of brush head 1 circumferential direction of rotation direction is restricted, brush head 1 can not take place to rotate when clean, through installing lock ring 51 between brush head 1 and brush holder 2, play the axial direction spacing on the one hand, prevent the effect that brush head 1 drops, on the other hand still plays the elasticity that provides the axial direction, make the equant dogtooth imbed equant recess all the time, when the brush head 1 angle of needs rotating, only need overcome the elastic action of elastic construction 5, break away from the equant recess with the equant dogtooth, but the angle of rotation, after adjusting the angle of rotation, under the elastic action of elastic construction 5, the equant dogtooth imbeds the equant recess once more, accomplish the circumference spacing of this angle brush head 1 and brush holder 2.

Compared with the prior art, the utility model discloses simple structure installs convenient to use, can directly easily rotate when using, when the partition dogtooth with the partition recess from top to bottom to the jail, can lock fixed angle automatically under elastic construction 5's spring action, because the elasticity of elastic construction 5 makes meshing between partition dogtooth and the partition recess more firm after the lock that falls, the cleaning of cleaning brush is got up more powerfully, and is clean more effective.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described 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 rotatable cleaning brush, includes brush head (1) and brush holder (2), brush holder (2) on be equipped with brush head (1) mounting hole (3), brush head (1) can insert in brush head (1) mounting hole (3), its characterized in that, brush head (1) on be equipped with the partition dogtooth or partition recess (6) that a plurality of circumference was arranged, brush holder (2) on be equipped with can with brush head (1) matched with partition recess or partition dogtooth (7), brush holder (2) and brush head (1) between be equipped with elastic construction (5) that can make the partition dogtooth have the recess trend of embedding partition all the time, brush head (1) can overcome elastic construction (5) elasticity and make the partition dogtooth break away from partition recess and rotatory brush head (1) angle.

2. The rotatable cleaning brush according to claim 1, wherein the brush head (1) is provided with an annular groove (4), the elastic structure (5) is a locking ring (51) which is sleeved on the annular groove (4) and has an annular opening, one end of the locking ring (51) abuts against the end part of the annular groove (4), the other end of the locking ring abuts against a mounting step (10) arranged in the mounting hole (3) of the brush head (1), and two ends of the opening of the locking ring (51) are staggered along the axial direction of the locking ring, so that the height difference between one end of the opening of the locking ring (51) and the other end of the opening of the locking ring is greater than the height of the equal convex teeth.

3. A rotatable cleaning brush as claimed in claim 2 wherein a guide structure (8) is provided between the handle (2) and the locking ring (51), said guide structure (8) providing a circumferential direction of rotation between the brush head (1) and the handle (2) after the bisecting protrusion has disengaged from the bisecting groove.

4. A rotatable cleaning brush according to claim 3 wherein the guide formation (8) is a curved surface formed by a helical twist of the locking ring (51) in the axial direction.

5. A rotatable cleaning brush according to claim 3 wherein the guiding means (8) is a guiding curved surface provided at the end of the annular groove (4) contacting the locking ring (51).

6. A rotatable cleaning brush as claimed in claim 1, characterized in that the resilient structure (5) comprises a wave-shaped washer extending in axial direction between the brush head (1) and the brush shaft (2), one end of the wave-shaped washer abutting against the brush head (1) and the other end abutting against the brush shaft (2), the height of the wave-shaped washer being greater than the height of the equally divided teeth.

7. A rotatable cleaning brush as claimed in claim 1, characterized in that the resilient structure (5) comprises a spring arranged between the brush head (1) and the brush shaft (2), said spring having one end abutting against the brush head (1) and the other end abutting against the brush shaft (2).

8. A rotatable cleaning brush as claimed in claim 1 wherein a guide ramp (91) is provided below the mounting hole (3) in the brush head (1).

9. A rotatable cleaning brush according to any one of claims 2-5 wherein the locking ring (51) is provided with a guide surface (92) on the outer side of the end in the mounting direction.

10. The rotatable cleaning brush according to claim 1, wherein the resilient structure (5) comprises a jumping bead disposed on an inner wall of the mounting hole (3), and the jumping bead can be inserted into the annular groove (4) after the mounting portion of the brush head (1) is inserted into the mounting hole (3).