CN219878448U - Earplug based on human engineering - Google Patents

Abstract

The utility model provides an earplug based on human engineering, which belongs to the technical field of earplugs and comprises a base, wherein the upper end of the base is provided with a connecting groove, a connecting rod is movably inserted in the connecting groove, the waterproof groove is formed in the lower end of the connecting rod, the connecting rod can be pulled outwards to separate from an installation rod, an expansion ring can be replaced, and the expansion ring can be always attached to the design of external auditory meatus from large to small through the design of different sizes of a plurality of expansion rings, so that the use tightness of the expansion ring is improved, and the sound insulation of the expansion ring is improved.

Description

Earplug based on human engineering

Technical Field

The utility model belongs to the technical field of earplugs, and particularly relates to an earplug based on human engineering.

Background

Earplugs, small-sized receivers, which can be plugged into the ear, are commonly used on radios and hearing aids. Can also be plugged into the ear to prevent water from entering the ear during swimming, and can also be used for reducing noise interference, namely an anti-noise earplug, a sleeping earplug and the like.

The utility model discloses a chronic rebound earplug cotton, which comprises an earplug cotton base body with a side surface having an arc, and holes which are arranged on the earplug cotton base body and used for connection and sound transmission. The earplug cotton is made of slow rebound sponge and is subjected to surface anti-slip and anti-corrosion treatment, and the earplug cotton has the main advantages that: the ear plug can be well adapted to the ear shapes of different clients, protects the external auditory canal, is comfortable to wear, has good sound insulation effect, has unobvious soft temperature sense, is soft and comfortable along with the change of the external temperature, has a simple structure and is convenient to process and manufacture.

Above-mentioned patent can improve the comfort when the user wears the earplug through material etc. and can antiskid and anticorrosive, but the volume of above-mentioned patent can not be adjusted and the expansion, and then leads to the earplug to not flood the external auditory canal of user completely, and then influences wearing fastness and the sound insulation effect of earplug, and can not change such as accessory of above-mentioned earplug, and then influences the convenience of use of earplug.

Disclosure of Invention

The utility model aims to provide an earplug based on human engineering, which aims to solve the problems that in the prior art, the volume cannot be adjusted and expanded, so that the earplug cannot completely fill the external auditory meatus of a user, the wearing firmness and the sound insulation effect of the earplug are affected, and accessories and the like of the earplug cannot be replaced, so that the use convenience of the earplug is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an ergonomic earplug, comprising:

the upper end of the base is provided with a connecting groove;

the connecting rod is movably inserted into the connecting groove;

the waterproof groove is formed in the lower end of the connecting rod;

the mounting rod is integrally formed at the upper end of the connecting rod;

the connecting pipe is arranged on the circumferential surface of the mounting rod, the upper end of the connecting pipe is provided with a splicing groove, and the connecting pipe is movably spliced on the circumferential surface of the mounting rod through the splicing groove; and

a plurality of expansion rings, wherein the expansion rings are uniformly formed on the circumferential surface of the connection pipe.

As a preferable scheme of the utility model, two stabilizing grooves are formed in the circumferential inner wall of the inserting groove, two stabilizing blocks are integrally formed on the circumferential surface of the mounting rod, and the two stabilizing blocks are movably clamped in the two stabilizing grooves respectively.

As a preferable scheme of the utility model, the circumference surface of the base is fixedly connected with a laminating plate, and the upper end of the laminating plate is provided with two ventilation grooves.

As a preferable scheme of the utility model, the circumferential surface of the base is provided with a marking groove.

As a preferable scheme of the utility model, a plurality of expansion rings are semicircular, and the diameters of the expansion rings are different.

As a preferable scheme of the utility model, the waterproof groove is movably inserted with the insertion rod, and the lower end of the insertion rod is integrally formed with the waterproof seat.

Compared with the prior art, the utility model has the beneficial effects that:

1. in this scheme, can outwards pull the connecting pipe and can make it break away from the installation pole, alright change the expansion ring, and through the different design of a plurality of expansion rings sizes, can make it laminate the external auditory canal all the time by big to small design, and then improve the use inseparable type of expansion ring, and can improve its sound insulation.

2. In this scheme, when the expansion ring passes through the grafting groove cover of seting up of connecting pipe upper end and establishes on the circumference surface of installation pole, can also pass through the surface of two stable groove joint to the stable piece, and then improve the installation compactness of connecting pipe.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front perspective view of the present utility model;

FIG. 2 is a side perspective view of the present utility model;

fig. 3 is a perspective view of the present utility model in a principal cut-away.

In the figure: 1. a base; 2. a sign groove; 3. an expansion ring; 4. a plug-in groove; 5. bonding plates; 6. a ventilation groove; 7. a waterproof seat; 8. inserting a connecting rod; 9. a connecting pipe; 10. a connecting groove; 11. a stabilizing block; 12. a stabilizing groove; 13. a connecting rod; 14. a water-repellent tank; 15. and (5) mounting a rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3, the present utility model provides the following technical solutions:

an ergonomic earplug, comprising:

the base 1, the upper end of the base 1 has connecting grooves 10;

the connecting rod 13 is movably inserted into the connecting groove 10;

a water-proof tank 14, wherein the water-proof tank 14 is arranged at the lower end of the connecting rod 13;

the mounting rod 15, the mounting rod 15 is integrally formed at the upper end of the connecting rod 13;

the connecting pipe 9 is arranged on the circumferential surface of the mounting rod 15, the upper end of the connecting pipe 9 is provided with a splicing groove 4, and the connecting pipe 9 is movably spliced on the circumferential surface of the mounting rod 15 through the splicing groove 4; and

a plurality of expansion rings 3, the plurality of expansion rings 3 being uniformly formed on the circumferential surface of the connection pipe 9.

In the specific embodiment of the utility model, the insertion groove 4 arranged at the upper end of the connecting pipe 9 can be inserted into the outer surface of the mounting rod 15, so that the expansion ring 3 can be replaced conveniently, the connecting rod 13 can be inserted into the connecting groove 10, the base 1 and the connecting rod 13 can be installed and replaced more conveniently, the expansion rings 3 can be attached to the external auditory canal more through the design of different sizes of the expansion rings 3, and the external auditory canal is in a shape from large to small, so that the expansion rings 3 can be attached to the external auditory canal more, the wearing tightness of the expansion rings 3 is improved, and the sound insulation of the expansion rings 3 can be improved to prevent the expansion rings from falling off.

Referring to fig. 2 specifically, two stabilizing grooves 12 are formed in the circumferential inner wall of the plugging groove 4, two stabilizing blocks 11 are integrally formed on the circumferential surface of the mounting rod 15, the two stabilizing blocks 11 are movably clamped in the two stabilizing grooves 12 respectively, the attaching plate 5 is fixedly connected to the circumferential surface of the base 1, and two ventilation grooves 6 are formed in the upper end of the attaching plate 5.

In this embodiment: through the joint cooperation of two stable grooves 12 and two stable pieces 11, can make the connection of expansion ring 3 inseparabler and stability, improve the connection stability of connecting pipe 9 and expansion ring 3, can make this device can laminate personnel's auricle more through laminating board 5, can improve this device's gas permeability through ventilative groove 6.

Referring to fig. 2 specifically, a marking groove 2 is formed in the circumferential surface of the base 1, a plurality of expansion rings 3 are semicircular, the diameters of the expansion rings 3 are different, a plugging rod 8 is movably plugged into the waterproof groove 14, and a waterproof seat 7 is integrally formed at the lower end of the plugging rod 8.

In this embodiment: can make things convenient for personnel to know this device for left ear or right ear through marking groove 2, can prevent through waterproof seat 7 that outside water source from getting into this device in, can improve waterproof seat 7 and waterproof groove 14's connection compactness through plug rod 8.

The working principle and the using flow of the utility model are as follows: can make connecting pipe 9 peg graft to the surface of installation pole 15 through spliced groove 4, and then conveniently to the change of expansion ring 3, and can peg graft to in the spread groove 10 through connecting rod 13, and through the different design of a plurality of expansion rings 3 size, alright make a plurality of expansion rings 3 can laminate the external auditory canal more, and then can improve the sound insulation of expansion ring 3 and prevent that it from droing.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. An ergonomic earplug, comprising:

the device comprises a base (1), wherein a connecting groove (10) is formed in the upper end of the base (1);

the connecting rod (13) is movably inserted into the connecting groove (10);

a waterproof groove (14), wherein the waterproof groove (14) is arranged at the lower end of the connecting rod (13);

the mounting rod (15) is integrally formed at the upper end of the connecting rod (13);

the connecting pipe (9) is arranged on the circumferential surface of the mounting rod (15), the upper end of the connecting pipe (9) is provided with a splicing groove (4), and the connecting pipe (9) is movably spliced on the circumferential surface of the mounting rod (15) through the splicing groove (4); and

a plurality of expansion rings (3), wherein the expansion rings (3) are uniformly formed on the circumferential surface of the connecting pipe (9).

2. An ergonomic earplug according to claim 1, characterized in that the circumferential inner wall of the insertion groove (4) is provided with two stabilizing grooves (12), the circumferential surface of the mounting stem (15) is integrally formed with two stabilizing blocks (11), and the two stabilizing blocks (11) are movably clamped in the two stabilizing grooves (12) respectively.

3. An ergonomic earplug according to claim 2, characterized in that the circumferential surface of the base (1) is fixedly connected with a bonding plate (5), the upper end of the bonding plate (5) being provided with two ventilation grooves (6).

4. An ergonomic earplug according to claim 3, characterized in that the circumferential surface of the base (1) is provided with a logo groove (2).

5. An ergonomic earplug according to claim 4, characterized in that a plurality of the expansion rings (3) are each semicircular and that the diameters of the expansion rings (3) are different.

6. An ergonomic earplug according to claim 5, characterized in that the waterproof groove (14) is movably plugged with a plug stem (8), the lower end of the plug stem (8) being integrally formed with a waterproof seat (7).