CN215818549U

CN215818549U - Rotatable open TWS earphone

Info

Publication number: CN215818549U
Application number: CN202122026051.XU
Authority: CN
Inventors: 彭久高; 师瑞文; 何桂晓; 郭世文; 曹磊; 王川; 吴海全
Original assignee: Shenzhen Grandsun Electronics Co Ltd
Current assignee: Shenzhen Grandsun Electronics Co Ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-02-11
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses a rotatable open TWS earphone. The earphone comprises an earphone body and an ear-hook assembly, wherein the earphone body is provided with an electroacoustic transducer and an open sound outlet mouth, and the ear-hook assembly is rotatably connected with the earphone body; the earphone body is configured to fit over an ear of a user when worn, and the mouthpiece is configured to be spaced from an ear canal of the user when worn. The advantages of the earphone of the utility model include: the sound outlet mouth is configured to keep a distance with the ear hole of the user when the earphone is worn, so that the user can still obtain other external sound signals while wearing the earphone, and the earphone is healthier and safer; because earphone main part and ear-hang subassembly relative rotation, and the earphone main part is configured to the laminating on user's ear when wearing to improve and worn the travelling comfort, made the user can obtain better wearing experience and acoustics experience.

Description

Rotatable open TWS earphone

Technical Field

The utility model relates to the technical field of earphones, in particular to a rotatable open type TWS earphone.

Background

TWS is an abbreviation for True Wireless Stereo in english. The implementation of the TWS technology is based on the development of the Bluetooth chip technology, and according to the working principle, the TWS technology means that the mobile phone is connected with a main earphone, and then the main earphone is quickly connected with an auxiliary earphone in a wireless mode, so that the real wireless separation use of the left and right sound channels of the Bluetooth is realized. The TWS technology is applied to the field of Bluetooth earphones, and a new TWS earphone product is promoted. In recent years, TWS headsets have been very well developed.

However, the existing TWS headset is basically in-ear or half-in-ear structure, which is not comfortable and suitable for long-term wearing, and in addition, when a user wears the headset, external sound is poorly acquired, which results in reduced safety, and moreover, dirty sweat and the like can cause unsanitary ear and even inflammation.

Some manufacturers, such as BOSE (doctor), have introduced open TWS headphones that employ open structures that do not fit into the ear, and that can solve the problems of poor acquisition of outside sounds, contamination with dirt, such as sweat, etc. However, the open TWS headset of BOSE is a rigid plastic structure, and is worn by being clamped by an ear depending on an unadjustable structural member, and the problems of poor wearing comfort and unsuitability for long-time wearing cannot be solved.

For users of earphones, especially users wearing earphones for a long time, such as music, game enthusiasts and drivers, how to provide a more comfortable wearing experience and a healthier and safer use scene becomes a main development target of the current TWS earphones.

SUMMERY OF THE UTILITY MODEL

It is a primary object of the present invention to provide a rotatable open TWS headset for providing a more comfortable wearing experience, providing a healthier, safer use scenario.

In order to achieve the above object, the present invention provides the following technical solutions.

A rotatable open TWS earphone comprises an earphone body and an ear-hang component, wherein the earphone body is provided with an electroacoustic transducer and an open sound outlet mouth, and the ear-hang component is rotatably connected with the earphone body; wherein the earphone body is configured to bear a restoring force when worn, and to fit against the ear of the user under the restoring force, and the mouthpiece is configured to maintain a distance from the ear canal of the user when worn.

In one possible implementation, the end of the earphone body is provided with a fixing piece, the end of the ear-hang component is provided with a connecting piece, the connecting piece is inserted into the fixing piece and is rotatable relative to the fixing piece, a sleeve is arranged in the fixing piece, a torsion spring is arranged on the connecting piece, the torsion spring is configured to provide restoring force for the fixing piece, and the earphone body is stressed and attached to the ears of a user when being worn.

In a possible implementation manner, when the connecting piece and the fixing piece are relatively positioned at the original positions, the torsion spring is in a pre-compression state; when the connecting piece and the fixing piece rotate relatively under the action of external force, the torsional state of the torsion spring is increased; when the external force applied to the connecting piece and the fixing piece disappears, the torsional spring provides restoring force to drive the connecting piece and the fixing piece to restore the original position. Optionally, the pre-compression angle of the torsion spring in the pre-compressed state is between 15 degrees and 25 degrees.

In a possible implementation manner, a limiting boss is arranged on the surface of the connecting piece, the limiting boss falls into a limiting groove arranged on the fixing piece, and the limiting boss and the limiting groove are matched to limit the rotatable angle of the connecting piece. Optionally, the maximum value of the rotational angle is between 50 degrees and 60 degrees.

In a possible implementation manner, the connecting piece is inserted from the first end of the fixing piece, the torsion spring is inserted from the second end of the fixing piece, one side of the torsion spring is provided with a rectangular hole and sleeved on a rectangular column arranged at the front end of the connecting piece, and the other side of the torsion spring extends out of a foot and is clamped on a boss arranged on the fixing piece; and a screw penetrates through the torsional spring to be locked at the front end of the connecting piece, so that the fixing piece, the spring and the connecting piece are fixedly connected. Optionally, the second end of the fixing member is further provided with a decoration member for covering the screw.

In one possible implementation, the signal cable for connecting the ear-hook assembly and the electroacoustic transducer includes an FPCB that is curled around the connecting member by one turn, through the connecting member and the inner space of the fixing member.

In one possible implementation, the electroacoustic transducer divides an inner space of the earphone body into a front cavity and a rear cavity, and the mouthpiece couples the front cavity to an outer space.

According to the technical scheme, the embodiment of the utility model has the following advantages:

1. the earphone adopts an open sound outlet mouth design, and the sound outlet mouth is configured to keep a distance with the ear hole of a user when the earphone is worn, so that the user can still obtain other external sound signals while wearing the earphone, and the earphone is healthier and safer;

2. the earphone adopts a rotating structure, the earphone main body and the ear-hang component can rotate relatively, and on the basis of the rotating structure, the earphone main body is configured to be attached to the ears of a user when being worn, so that the wearing comfort is improved, and the user can obtain better wearing experience and acoustic experience.

Drawings

In order to more clearly illustrate the technical solution of the embodiment of the present invention, the following briefly introduces the embodiment and the drawings used in the description of the prior art.

FIG. 1 is a front view of a rotatable open TWS headset according to an embodiment of the present invention;

FIG. 2 is an exploded view of a rotatable open TWS headset according to an embodiment of the present invention;

fig. 3 is an assembly view of the rotating structural part of the earphone according to the embodiment of the present invention;

fig. 4 is another assembly view of the rotating structural part of the earphone according to the embodiment of the present invention;

fig. 5 is a sectional view of a rotation structure portion of the earphone according to the embodiment of the present invention;

fig. 6 is another sectional view of a rotating structural portion of the earphone according to the embodiment of the present invention;

FIG. 7 is a perspective view of a rotatable open TWS headset according to an embodiment of the present invention;

FIG. 8 is another perspective view of a rotatable open TWS headset according to an embodiment of the present invention;

FIG. 9 is yet another perspective view of a rotatable open TWS headset according to an embodiment of the present invention;

FIG. 10 is yet another perspective view of a rotatable open TWS headset according to an embodiment of the present invention;

the reference numerals are explained below:

the earphone comprises an earphone body 10, an electroacoustic transducer 101, a sound outlet 102, a fixing piece 103, a torsion spring 104, a rectangular hole 1041, a foot 1042, a boss 105, a decoration 106, a screw 107, an FPCB108, a limiting groove 109, an ear-hang component 20, a connecting piece 201, a rectangular column 202 and a limiting boss 203.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The terms "first," "second," "third," and the like in the description and in the claims, and in the above-described drawings, are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

The present invention will be described in detail with reference to the following examples.

Referring to fig. 1 and 2, one embodiment of the present invention provides a rotatable open TWS headset. The earphone comprises an earphone body 10 and an ear-hook assembly 20, wherein the earphone body 10 is provided with an electroacoustic transducer 101 and an open type sound outlet mouth 102, and the ear-hook assembly 20 is rotatably connected with the earphone body 10; wherein the earphone body 10 is configured to fit over the user's ear when worn, i.e., over and in front of the user's ear, over the user's pinna; the mouthpiece 102 is configured to be worn at a distance from the ear canal of the user, i.e., the mouthpiece 102 is in a non-in-ear design, facing but not blocking the ear canal of the user.

Among them, the electroacoustic transducer 101 is also called a horn, which can be disposed in the internal space of the earphone body 10 and divides the internal space of the earphone body 10 into a front cavity and a rear cavity; the mouthpiece 102 is used to couple the front chamber to the external space, or to guide the sound emitted from the speaker to the external space. The earphone body 10 may include an upper case and a lower case that are snapped together.

According to the earphone provided by the embodiment of the utility model, the earphone main body 10 and the ear-hook assembly 20 can rotate relatively, so that the earphone can be conveniently worn by a user, and the rotating included angle between the earphone main body 10 and the ear-hook assembly 20 can be adaptively adjusted according to the shape of the ear of the user when the earphone is worn, so that the wearing comfort is improved. Further, the earphone body 10 is configured to be fitted to the ear of the user when worn, and the fitting may be achieved by providing a restoring force to the earphone body 10, so that the earphone body 10 has a tendency to return to its original position by the restoring force, thereby naturally fitting to the ear of the user. The magnitude of the restoring force can be determined experimentally with the goal of meeting the need without making the human ear uncomfortable. The restoring force can be achieved by various means such as a torsion spring, a spring plate, etc., which are not limited herein.

In an alternative embodiment, the end of the earphone body 10 is provided with a fixing member 103, the end of the ear hook assembly is provided with a connecting member 201, the connecting member 201 is inserted into the fixing member 103 and can rotate relative to the fixing member 103, a torsion spring 104 sleeved on the connecting member 201 is arranged in the fixing member 103, and the torsion spring 104 is configured to provide restoring force to the fixing member 103, so that the earphone body 10 is forced to fit on the ear of the user when worn.

In an alternative embodiment, the torsion spring 104 operates in a plurality of states, including: when the connecting member 201 and the fixing member 103 are relatively located at the original positions (i.e., the original position, the initial position), the torsion spring 104 is in the pre-compressed state, and provides an initial torsion force as a restoring force; when the connecting piece 201 and the fixing piece 103 rotate relatively under the action of external force, the torsion state of the torsion spring 104 is increased, and the provided torsion force is increased; thirdly, when the external force applied to the connecting part 201 and the fixing part 103 disappears, the torsion of the torsion spring 104 plays a role of restoring force to drive the connecting part 201 and the fixing part 103 to restore to the original position.

In an alternative embodiment, the pre-compression angle of the torsion spring 104 in the pre-compressed state is controlled between 15 degrees and 25 degrees, preferably 20 degrees, to provide a torque of a suitable magnitude.

Referring to fig. 3 to 5, in an alternative embodiment, the rotating structure composed of the connecting member 201, the fixing member 103 and the torsion spring 104 is assembled as follows: the connecting member 201 is inserted from a first end of the fixing member 103, and the torsion spring 104 is inserted from a second end of the fixing member 103; one side of the torsion spring 104 is provided with a rectangular hole 1041 which is sleeved on a rectangular column 202 arranged at the front end of the connecting piece 201 to complete the relative fixation of the torsion spring 104 and the connecting piece 201; a foot 1042 extending from the other side of the torsion spring 104 is clamped on a boss 105 provided on the fixing member 103, so that the spring 104 has a pre-pressing angle, for example, 20 degrees; a screw 107 passes through the torsion spring 104 and is locked at the front end of the connecting piece 201, and the fixing piece 103, the spring 104 and the connecting piece 201 are connected and fixed. The connecting member 201 and the fixing member 103 may be metal hardware. And optionally, the second end of the fixing member 103 may be further provided with a decoration 106 for covering the screw 107.

When the earphone body 10 is fixed, the ear hook assembly 20 rotates together with the spring 104 and the screw 107 as a whole when the ear hook assembly 20 is rotated by hand, and the leg 1042 of the spring 104 is caught on the boss 105 of the fixing member 103 to provide a torsion force, so that the ear hook assembly 20 can be returned to its original position when the hand is released.

Referring to fig. 6, in an alternative embodiment, the electroacoustic transducer 101 and the electrical components in the ear hook assembly 20 are connected by a signal cable, the signal cable passes through the connecting member 201 and the inner space of the fixing member 103, and because a rotatable structure is adopted, in order to ensure that the middle signal cable is not broken due to multiple bending, the signal cable should include a FPCB (Flexible Printed Circuit Board) 108, and the FPCB108 is placed in the rotating structure in a manner of being curled round around the connecting member 201, so as to ensure that the signal cable is not broken due to bending, thereby improving reliability.

Referring to fig. 7, in an alternative embodiment, the surface of the connecting member 201 is provided with a limiting boss 203, the limiting boss 203 falls into a limiting groove 109 provided in the fixing member 103, and the limiting boss 203 and the limiting groove 109 cooperate to limit the rotatable angle of the connecting member 201. Optionally, the maximum value of the rotatable angle is controlled between 50 degrees and 60 degrees, preferably 55 degrees.

Referring to fig. 8 to 10, different rotation states of the earphone according to the embodiment of the present invention are shown. As shown in fig. 8, the earphone is in a natural state, in which the earphone body 10 and the ear hook assembly 20 are in the original positions; as shown in fig. 9, the ear-hook assembly 20 is rotated to a maximum allowable angle, for example, 55 degrees, with respect to the earphone body 10; as shown in fig. 10, the ear hook assembly 20 is rotated to the maximum allowable angle with respect to the earphone body 10, and is viewed from another angle.

To sum up, the embodiment of the utility model discloses a rotatable open type TWS earphone. The main characteristics and advantages of the earphone include:

1. the open sound outlet mouth design is adopted, so that a user can still obtain other external sound signals while wearing the earphone, and the earphone is healthier and safer;

2. the ear-hang component can rotate relative to the earphone body by adopting a rotatable structure, namely, the open type TWS earphone is endowed with a function point that the ear-hang component can rotate, so that the ear-hang component and the earphone body can adaptively adjust a rotating included angle when a user wears the earphone, the earphone body is naturally attached to the ear of the user, the wearing comfort is improved, and the user can obtain better wearing experience and acoustic experience;

3. the restoring force is provided for the earphone main body in a torsion spring mode, and after a user rotates the ear hanging component to a certain angle and wears the ear hanging component on the ear when wearing the earphone main body, the restoring force of the torsion spring enables the earphone main body to rotate, so that the earphone main body can be attached to the ear of the user more easily and comfortably; moreover, due to the restoring force provided by the torsion spring, the sound outlet mouth of the earphone is closer to the ear hole of the user, the sound is closer and clearer, and better acoustic experience can be provided;

4. in the further scheme, to the rotatable structure that adopts, when in order to guarantee that the ear-hang subassembly is rotatory, middle signal cable (FPCB) can not be because of bending many times and the circuit fracture, adopted the mode of curling the round with the FPCB around the connecting piece, improved the reliability of earphone.

The technical solution of the present invention is explained in detail by the specific embodiments above. In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to the related descriptions of other embodiments.

It should be understood that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; the technical solutions described in the above embodiments can be modified or part of the technical features can be equivalently replaced by those skilled in the art; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A rotatable open TWS earphone is characterized by comprising an earphone body and an ear-hang component, wherein the earphone body is provided with an electroacoustic transducer and an open sound outlet mouth, and the ear-hang component is rotatably connected with the earphone body; the earphone body is configured to fit over an ear of a user when worn, and the mouthpiece is configured to be spaced from an ear canal of the user when worn.

2. The rotatable open TWS headset of claim 1, wherein the end of the headset body is provided with a mount, the end of the earhook assembly is provided with a connector that is inserted into the mount and rotatable relative to the mount, the mount having a torsion spring disposed therein that fits over the connector, the torsion spring configured to provide a restoring force to the mount such that the headset body is forced against the ear of the user when worn.

3. The rotatable open TWS earphone according to claim 2, wherein the torsion spring is in a pre-compressed state when the connector and the holder are in a home position relative to each other; when the connecting piece and the fixing piece rotate relatively under the action of external force, the torsional state of the torsion spring is increased; when the external force applied to the connecting piece and the fixing piece disappears, the torsional spring provides restoring force to drive the connecting piece and the fixing piece to restore the original position.

4. A rotatable open TWS earphone as claimed in claim 3 wherein the pre-compression angle of the torsion spring in the pre-compressed state is between 15 degrees and 25 degrees.

5. A rotatable open TWS headset according to claim 2 wherein the surface of the connector is provided with a stop boss which falls into a stop recess provided in the fixed part, the stop boss and the stop recess cooperating to define the angle of rotation of the connector.

6. The rotatable open TWS headset of claim 5, wherein the maximum value of the angle of rotation is between 50 degrees and 60 degrees.

7. The rotatable open TWS headset of claim 2, wherein the connector is inserted from a first end of the mount, the torsion spring is inserted from a second end of the mount, one side of the torsion spring has a rectangular hole and is sleeved on a rectangular post provided at a front end of the connector, and the other side of the torsion spring extends out of a foot and is clamped on a boss provided on the mount; and a screw penetrates through the torsional spring to be locked at the front end of the connecting piece, so that the fixing piece, the torsional spring and the connecting piece are fixedly connected.

8. The rotatable open TWS headset of claim 7,

the second end of the fixing piece is also provided with a decorative piece for covering the screw.

9. The rotatable open TWS headset of claim 2,

and a signal cable for connecting the ear hook assembly and the electroacoustic transducer, the signal cable including an FPCB which is curled by one turn around the connecting member through the connecting member and the inner space of the fixing member.

10. A rotatable open TWS earpiece according to any one of claims 1 to 9,

the electroacoustic transducer divides an inner space of the earphone body into a front cavity and a rear cavity, and the sound outlet nozzle couples the front cavity to an outer space.