CN219515542U

CN219515542U - Adjustable hair band

Info

Publication number: CN219515542U
Application number: CN202320844453.7U
Authority: CN
Inventors: 汪定文
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-08-15
Anticipated expiration: 2033-04-14

Abstract

The utility model discloses an adjustable hairband, which comprises an upper cover, a lower shell and a hairband, wherein the upper cover is covered on the lower shell, a main gear and a rotating shaft which are mutually fixed are arranged in the lower shell, the main gear is in convex engagement with crown teeth at the lower end of the upper cover, the rotating upper cover can enable the rotating shaft to rotate, one end of the hairband is fixed on the rotating shaft, the other end of the hairband is fixed on the lower shell, the rotating shaft can rotate to roll or release the hairband, the effect of accommodating and adjusting the length of the hairband is achieved, and the hairband has a simple integral structure and small volume and can be worn on hair. The other end of the rotating shaft is provided with a torsion spring, so that the pulled hair band can be quickly retracted, the effect of quickly fixing a hairstyle is achieved, the hair band can be contracted freely, hair can not be clamped during use, the crown gear of the upper cover can control the length of the hair band to be not retracted, and the product can be worn as a ring or a bracelet, and can be used for multiple purposes.

Description

Adjustable hair band

Technical Field

The utility model relates to the technical field of hairbands, in particular to an adjustable hairband.

Background

Female hair bands with elasticity are commonly used for bundling long hair, the elasticity of the hair bands is limited, the size of the hair bands is fixed, and the length of the hair bands cannot be adjusted to meet the requirement of bundling different amounts of hair.

Disclosure of Invention

Accordingly, in order to solve the above-mentioned problems, an object of the present utility model is to provide an adjustable hair band, comprising:

the upper cover comprises a round main cover and a side cover connected to the side end of the main cover, the side cover is arranged downwards, and the lower end of the main cover is provided with a crown tooth;

the lower shell is bowl-shaped, a through groove is formed in the bottom of the lower shell, a main gear, a rotating shaft and a fixed column which are coaxially and horizontally arranged are arranged in the lower shell, the main gear and the fixed column are symmetrically arranged, one end of the main gear is rotationally connected with the side wall of the lower shell, the other end of the main gear is fixedly connected with the rotating shaft, one end of the rotating shaft, which is far away from the main gear, is rotationally connected with the fixed column, and the fixed column is fixed on the side wall of the lower shell;

one end of the hair band is connected with the rotating shaft, and the other end of the hair band penetrates through the through groove and is fixedly connected to one side, far away from the through groove, of the bottom of the lower shell;

when the upper cover is covered on the lower shell, the crown-shaped tooth process is meshed with the main gear to control the rotation of the rotating shaft.

Preferably, the rotating shaft is clamped into the fixed column, a torsion spring is further arranged in the fixed column, one end of the torsion spring is fixedly connected with the fixed column, and the other end of the torsion spring is fixedly connected with the rotating shaft.

Preferably, the lower shell is further provided with a bevel gear, the bevel gear is fixedly connected with the lower shell, the lower end of the main cover is provided with an elastic clamping block matched with the bevel gear, and when the upper cover is covered on the lower shell, the elastic clamping block is clamped with the bevel gear to limit the upper cover to reversely rotate.

Preferably, a circle of groove is arranged on the outer edge of the side wall of the lower shell, and the lower end of the side cover protrudes inwards to form a convex edge matched with the groove.

The beneficial effects of the utility model are as follows:

the upper cover is arranged to cover the lower shell, the main gear and the rotating shaft which are mutually fixed are arranged in the lower shell, the main gear is in convex engagement with the crown teeth at the lower end of the upper cover, the rotating upper cover can enable the rotating shaft to rotate, one end of the hairband is fixed on the rotating shaft, the other end of the hairband is fixed on the lower shell, the rotating shaft can rotate to roll or release the hairband, the effect of accommodating and adjusting the length of the hairband is achieved, and the hair-band hair-winding device is simple in overall structure and small in size and can be worn on hair.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a second cross-sectional schematic view of the present utility model;

FIG. 4 is a schematic view of the structure of the upper cover;

FIG. 5 is a schematic view of the structure of the lower case;

FIG. 6 is a schematic cross-sectional view of the torsion spring connected to the spindle and the fixed column;

reference numerals illustrate: 1. an upper cover; 11. a main cover; 12. a side cover; 13. crown-shaped tooth bulge; 14. an elastic clamping block; 15. a convex edge; 2. a lower case; 21. a through groove; 22. a main gear; 23. a rotating shaft; 24. fixing the column; 25. a torsion spring; 26. bevel gear; 27. a groove; 3. hair band.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

fig. 1-6 show an adjustable hair band provided by the utility model, which comprises an upper cover 1, a lower shell 2 and a hair band 3, wherein the upper cover 1 comprises a circular main cover 11 and a side cover 12 connected to the side end of the main cover 11, the side cover 12 is downwards arranged, a crown-shaped tooth is arranged at the lower end of the main cover 11, the lower shell 2 is bowl-shaped, a through groove 21 is arranged at the bottom of the lower shell 2, a main gear 22, a rotating shaft 23 and a fixed column 24 which are coaxially and horizontally arranged are arranged in the lower shell 2, the main gear 22 and the fixed column 24 are symmetrically arranged, one end of the main gear 22 is rotationally connected with the side wall of the lower shell 2, the other end of the main gear 22 is fixedly connected with the rotating shaft 23, one end of the rotating shaft 23 far away from the main gear 22 is rotationally connected with the fixed column 24, the fixed column 24 is fixed on the side wall of the lower shell 2, one end of the hair band 3 is connected with the rotating shaft 23, and the other end of the hair band passes through the through groove 21 and is fixedly connected to one side of the bottom of the lower shell 2 far away from the through groove 21.

When in use, the upper cover 1 is covered on the lower shell 2, at the moment, the crown-shaped tooth process is meshed with the main gear 22, the main gear 22 can rotate along with the rotating shaft 23 by rotating the upper cover 1 in any direction, the hair band 3 can be wound and released during rotation, and the hair band 3 is released again after the reverse rotation.

In this embodiment, a recovery groove is disposed at one end of the lower casing 2 far away from the through groove 21, a fixed shaft is connected above the recovery groove, and the fixed end of the hairband 3 is connected with a fixed column 24.

The fixed axle is internally provided with a clamping groove for clamping the rotating shaft 23, the clamping groove is internally provided with a torsion spring 25, one end of the torsion spring 25 is fixedly connected with the fixed column 24, the other end of the torsion spring 25 is fixedly connected with the rotating shaft 23, when the rotating shaft 23 rotates to release the hairband 3, the torsion spring 25 stretches and stores elastic force, and when the rotating is stopped, the torsion spring 25 elastically rotates the rotating shaft 23 reversely, so that the hairband 3 is automatically wound, and a hairstyle is quickly fixed.

The bevel gear 26 is fixed in the lower shell 2, and the lower extreme of the main cover 11 is equipped with elastic clamping block 14 and bevel gear 26 cooperation, when upper cover 1 lid closes on the lower shell 2, elastic clamping block 14 and bevel gear 26 block show upper cover 1 counter-rotation, in this embodiment, upper cover 1 counter-clockwise rotation is forward rotation, can release hairband 3, clockwise rotation is when counter-rotation, because elastic clamping block 14 and bevel gear 26 block, upper cover 1 and lower shell 2 block, unable rotation, need upwards extract upper cover 1, pivot 23 just can receive torsional spring 25 elasticity influence rotation and winding hairband 3, hairband 3 can be worn on hand to the extension, bevel gear 26 and elastic clamping block 14's cooperation can make hairband 3 fixed in a certain suitable length, can be worn as a stop, the bracelet, realize single product multipurpose.

The outer edge of the side wall of the lower shell 2 is provided with a circle of groove 27, the lower end of the side cover 12 protrudes inwards to form a convex edge 15 matched with the groove 27, the groove 27 and the convex edge 15 are matched to limit the up-and-down movement of the upper cover 1, upward deflection is prevented when the upper cover 1 rotates, the crown tooth protrusion 13 is caused to be invalid with the main gear 22, the bevel gear 26 and the elastic clamping block 14, the hair band 3 is pulled and wound by the torsion spring 25, and when the hair band 3 needs to be wound, the upper cover 1 is pulled upwards by force, so that the convex edge 15 is separated from the groove 27.

Working principle:

when the upper cover 1 is completely covered on the lower shell 2, the crown-shaped tooth bulge 13 is matched with the main gear 22 to drive the rotating shaft 23 to rotate, the winding or release of the hairband 3 is controlled, the torsion spring 25 is respectively connected with the rotating shaft 23 and the fixed column 24, the hairband 3 can be automatically wound, the elastic clamping block 14 is matched with the bevel gear 26, the crown-shaped tooth bulge 13 is limited to reversely rotate with the main gear 22, the hairband 3 is prevented from being wound by the torsion spring 25 immediately after the hand is loosened, the convex edge 15 is matched with the groove 27, the upper cover 1 is prevented from being deflected up and down during rotation, and the matching between the bevel gear 26 and the elastic clamping block 14 is prevented from being invalid.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. An adjustable hair band, comprising:

the upper cover (1), the upper cover (1) comprises a round main cover (11) and a side cover (12) connected to the side end of the main cover (11), the side cover (12) is arranged downwards, and the lower end of the main cover (11) is provided with a crown-shaped tooth;

the lower shell (2), lower shell (2) is bowl-shaped, and the bottom of lower shell (2) is equipped with logical groove (21), be equipped with main gear (22), pivot (23) and fixed column (24) that coaxial level set up in lower shell (2), main gear (22) and fixed column (24) symmetry set up, main gear (22) one end and the lateral wall swivelling joint of lower shell (2), the other end and pivot (23) fixed connection, the one end and the fixed column (24) swivelling joint of main gear (22) are kept away from to pivot (23), and fixed column (24) are fixed on the lateral wall of lower shell (2);

one end of the hairband (3) is connected with the rotating shaft (23), and the other end of the hairband passes through the through groove (21) and is fixedly connected to one side, far away from the through groove (21), of the bottom of the lower shell (2);

when the upper cover (1) is covered on the lower shell (2), the crown-shaped tooth process is meshed with the main gear (22) to control the rotation of the rotating shaft (23).

2. The adjustable hair band (3) according to claim 1, wherein the rotating shaft (23) is clamped into the fixed column (24), a torsion spring (25) is further arranged in the fixed column (24), one end of the torsion spring (25) is fixedly connected with the fixed column (24), and the other end of the torsion spring is fixedly connected with the rotating shaft (23).

3. The adjustable hair band (3) according to claim 2, wherein the lower shell (2) is further provided with a bevel gear (26), the bevel gear (26) is fixedly connected with the lower shell (2), the lower end of the main cover (11) is provided with an elastic clamping block (14) matched with the bevel gear (26), and when the upper cover (1) is covered on the lower shell (2), the elastic clamping block (14) is clamped with the bevel gear (26) to limit the reverse rotation of the upper cover (1).

4. An adjustable hair band (3) according to claim 3, characterized in that a circle of grooves (27) are arranged on the outer edge of the side wall of the lower shell (2), and the lower end of the side cover (12) protrudes inwards to form a convex edge (15) matched with the grooves (27).