CN210184863U

CN210184863U - Polishing brush

Info

Publication number: CN210184863U
Application number: CN201920991301.3U
Authority: CN
Inventors: Jianwei Hou; 侯建伟
Original assignee: Dongguan Ouliya Hardware Co Ltd
Current assignee: Dongguan Ouliya Hardware Co Ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-03-27
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses a polish brush, including brush holder, brush hair, solid fixed ring and outer shell, a T type boss has on the brush holder, the brush hair passes solid fixed ring, the below of T type boss is located to solid fixed ring cover, gu fixed ring extrudees the middle part of brush hair in the below of T type boss, the outside one end of the outside extrusion brush hair of T type boss makes the one end of brush hair upwards stretch out the top of T type boss, the outside of T type boss is located to outer shell cover, the other end of the inside extrusion brush hair of inner wall of outer shell makes the other end of brush hair turn over the top that stretches out T type boss to the book. The brush hair penetrates through the fixing rings, one end of the brush hair is outwards extruded in the outer side of the T-shaped boss, the other end of the brush hair is inwards extruded in the inner wall of the outer sleeve shell, the brush hair is fixed in a mode that the two ends of the brush hair extend out of the upper portion of the T-shaped boss, the problem of hair falling is avoided, the structure is firm, the stability is good, and the brush hair polishing device can adapt to high-speed rotation and polish and clean teeth.

Description

Polishing brush

Technical Field

The utility model relates to an oral care technical field, concretely relates to polishing brush.

Background

In modern life, because food is abundant and various, and people do not have good habits of brushing teeth in the morning and evening, a layer of food residues is accumulated on the surface of teeth, so that bacteria are propagated in a large quantity, the problems of tooth discoloration, toothache, tooth decay and the like are caused, the problems of the teeth not only influence the personal image, but also cause the inconvenience of inappetence of patients, sleep influence and the like in serious cases. Therefore, when the teeth have problems, the patient needs to see the doctor for treatment in time so as to avoid more serious influence.

Generally, when a doctor further treats the teeth of a patient, the doctor firstly cleans the teeth of the patient, but when a general brush is used for cleaning the teeth, because the brush is fixed by adopting a bonding mode, the bristles are easy to fall off during cleaning, and the stability is poor.

SUMMERY OF THE UTILITY MODEL

To the defect of above-mentioned prior art, the utility model provides a polish brush changes the mode of fixed brush hair for be difficult to fall the hair, stability is good.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a polishing brush, includes brush holder, brush hair, solid fixed ring and outer cover shell, a T type boss has on the brush holder, the brush hair passes solid fixed ring, gu fixed ring cover locates the below of T type boss, gu fixed ring extrudes the middle part of brush hair in the below of T type boss, the outside of T type boss outwards extrudes the one end of brush hair, makes the one end of brush hair upwards stretch out the top of T type boss, the outside of T type boss is located to outer cover shell cover, the other end of the inside extrusion brush hair of inner wall of outer cover shell makes the other end of brush hair upwards turn over the top of stretching out T type boss.

In the above description, preferably, a first groove is formed below the T-shaped boss, and the fixing ring presses the middle portion of the bristle into the first groove.

In the above description, as a preferred option, the outer casing is cylindrical in shape, the outer casing has extrusion portion, connecting portion and installation department, the extrusion portion passes through connecting portion connection installation department, the extrusion portion diameter is greater than the installation department diameter, the shape of connecting portion is the toper of width from top to bottom, the inner wall extrusion brush hair of extrusion portion.

In the above description, preferably, the lower end of the T-shaped boss is provided with an annular protrusion for tightly fitting with the inner wall of the mounting portion.

In the above description, preferably, the annular protrusion is provided with a second groove, and the inner wall of the mounting portion is provided with a limiting protrusion matched with the second groove.

In the above description, preferably, the lower end of the T-shaped boss is of a cambered convex structure.

In the above description, preferably, the lower end of the brush handle is provided with a third groove for connecting a driving device.

In the above description, preferably, the lower end of the brush handle is provided with a cut surface for preventing the brush handle from rotating when being connected with the driving device.

In the above description, the lower end of the handle is preferably threaded.

In use, the lower end of the handle, e.g., the third recess and the cut surface or threads, are coupled to a drive means to rotate the polishing brush at a high speed to clean the surface of the patient's teeth.

The utility model discloses produced beneficial effect is: including brush holder, brush hair, solid fixed ring and outer clamshell, a T type boss has on the brush holder, the brush hair passes solid fixed ring, gu fixed ring overlaps the below of locating T type boss, gu fixed ring extrudes the middle part of brush hair in the below of T type boss, the outside of T type boss outwards extrudes the one end of brush hair, makes the one end of brush hair upwards stretch out the top of T type boss, the outside of T type boss is located to outer clamshell cover, the other end of the inside extrusion brush hair of inner wall of outer clamshell makes the other end of brush hair upwards turn over the top of stretching out T type boss. The brush hair penetrates through the fixing rings, one end of the brush hair is outwards extruded in the outer side of the T-shaped boss, the other end of the brush hair is inwards extruded in the inner wall of the outer sleeve shell, the brush hair is fixed in a mode that the two ends of the brush hair extend out of the upper portion of the T-shaped boss, the problem of hair falling is avoided, the structure is firm, the stability is good, and the brush hair polishing device can adapt to high-speed rotation and polish and clean teeth.

To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:

drawings

FIG. 1: is a schematic structural diagram of the first embodiment of the present invention;

FIG. 2: is a cross-sectional view of the first embodiment of the present invention;

FIG. 3: is a schematic view of a brush handle structure of a first embodiment of the utility model;

FIG. 4: is an explosion diagram of the first embodiment of the utility model;

FIG. 5: is a schematic structural diagram of the second embodiment of the present invention;

FIG. 6: is a schematic structural diagram of the third embodiment of the present invention.

The attached drawings indicate the following: 1-brush handle, 2-brush hair, 3-fixed ring, 4-outer casing, 11-T-shaped boss, 12-first groove, 41-extrusion part, 42-connecting part, 43-mounting part, 13-annular bulge, 131-second groove, 431-limiting bulge, 14-third groove, 15-section and 16-thread.

Detailed Description

As shown in fig. 1-4, a polishing brush comprises a brush holder 1, bristles 2, a fixing ring 3 and an outer casing 4, wherein the brush holder 1 is provided with a T-shaped boss 11, the bristles 2 penetrate through the fixing ring 3, the fixing ring 3 is sleeved below the T-shaped boss 11, the fixing ring 3 extrudes the middle part of the bristles 2 in the lower direction of the T-shaped boss 11, a first groove 12 is arranged below the T-shaped boss 11, and the fixing ring 3 extrudes the middle part of the bristles 2 in the first groove 12. The lower end of the T-shaped boss 11 is of a cambered surface convex structure.

The outside of T type boss 11 outwards extrudes the one end of brush hair 2, makes the one end of brush hair 2 upwards stretch out the top of T type boss 11, the outside of T type boss 11 is located to outer jacket 4 cover, the inner wall of outer jacket 4 inwards extrudes the other end of brush hair 2, makes the other end of brush hair 2 turn over the top that stretches out T type boss 11 that turns over upwards.

The appearance of outer cover shell 4 is cylindrical, outer cover shell 4 has extrusion portion 41, connecting portion 42 and installation department 43, extrusion portion 41 passes through connecting portion 42 and connects installation department 43, extrusion portion 41 diameter is greater than installation department 43 diameter, narrow toper under the width is presented to the appearance of connecting portion 42, the inner wall extrusion brush hair 2 of extrusion portion 41.

The lower end of the T-shaped boss 11 is provided with an annular bulge 13 which is used for being tightly matched with the inner wall of the mounting part 43.

The annular protrusion 13 is provided with a second groove 131, and the inner wall of the mounting portion 43 is provided with a limiting protrusion 431 matched with the second groove 131.

As shown in fig. 5, the second embodiment of the present invention is different from the first embodiment in that a third groove 14 for connecting a driving device is formed at the lower end of the brush handle 1, and a tangent plane 15 for preventing the brush handle from rotating when the driving device is connected is formed at the lower end of the brush handle 1.

Referring to fig. 6, a third embodiment of the present invention is different from the first embodiment in that the lower end of the handle 1 is provided with a thread 16.

The utility model discloses a manufacturing process does: a plurality of brush hairs 2 are inserted and are located solid fixed ring 3, brush hair 2 is the straight state this moment, solid fixed ring 3 is inserted to the one end that T type boss 11 was kept away from to brush holder 1, gu fixed ring 3 cramps the middle part of brush hair 2, make brush hair 2 warp and be absorbed in first recess 12, the upper end of brush hair 2 stretches out T type boss 11 top this moment, the lower extreme of brush hair 2 is in the below of

T type boss

11, and 2 middle parts of brush hair inwards bend, brush holder 1 inserts outer cover shell 4, the inner wall extrusion brush hair 2's of outer cover shell 4 lower extreme, make brush hair 2's lower extreme turn over upwards to roll over and stretch out T type boss 11 top, the lower extreme that leads to brush hair 2 is unanimous with brush hair 2's upper end orientation, and prune brush hair 2, make brush hair.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, so any modifications, equivalent replacements, improvements, etc. made to the above embodiments by the technology of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. A buffer brush, characterized by: including brush holder, brush hair, solid fixed ring and outer clamshell, a T type boss has on the brush holder, the brush hair passes solid fixed ring, gu fixed ring overlaps the below of locating T type boss, gu fixed ring extrudes the middle part of brush hair in the below of T type boss, the outside of T type boss outwards extrudes the one end of brush hair, makes the one end of brush hair upwards stretch out the top of T type boss, the outside of T type boss is located to outer clamshell cover, the other end of the inside extrusion brush hair of inner wall of outer clamshell makes the other end of brush hair upwards turn over the top of stretching out T type boss.

2. A buffer brush as defined in claim 1, wherein: the T-shaped boss is provided with a first groove below, and the middle part of the bristles extruded by the fixing ring is arranged in the first groove.

3. A buffer brush as defined in claim 1, wherein: the appearance of outer shell is cylindrical, outer shell has extrusion portion, connecting portion and installation department, extrusion portion passes through connecting portion connection installation department, extrusion portion diameter is greater than the installation department diameter, the appearance of connecting portion is the narrow toper down of width, the inner wall extrusion brush hair of extrusion portion.

4. A buffer brush as defined in claim 3 wherein: the lower end of the T-shaped boss is provided with an annular bulge which is used for being tightly matched with the inner wall of the installation part.

5. A buffer brush as claimed in claim 4, wherein: the annular protrusion is provided with a second groove, and the inner wall of the mounting part is provided with a limiting protrusion matched with the second groove.

6. A buffer brush as defined in claim 1, wherein: the lower end of the T-shaped boss is of a cambered surface convex structure.

7. A buffer brush as defined in claim 1, wherein: the lower end of the brush handle is provided with a third groove used for connecting a driving device.

8. A buffer brush as defined in claim 7, wherein: the lower end of the brush handle is provided with a tangent plane which is used for preventing the brush handle from rotating when being connected with a driving device.

9. A buffer brush as defined in claim 1, wherein: the lower end of the brush handle is provided with a thread.