CN113225638A

CN113225638A - Novel earphone box

Info

Publication number: CN113225638A
Application number: CN202110429075.1A
Authority: CN
Inventors: 刘伟; 徐陈
Original assignee: Wingtech Communication Co Ltd
Current assignee: Wingtech Communication Co Ltd
Priority date: 2020-08-26
Filing date: 2021-04-21
Publication date: 2021-08-06

Abstract

The invention discloses a novel earphone box, which comprises an upper shell, a lower shell, a torsion spring and a rotating shaft, wherein the upper shell is provided with a first opening and a second opening; the upper shell and the lower shell are pivoted together through a rotating shaft, one of the upper shell and the lower shell is provided with a first matching part, and the other of the upper shell and the lower shell is provided with a second matching part; the torsional spring is including being spiral helicine elastic deformation portion, connecting in the first bracing piece of elastic deformation portion one end and connecting in the second bracing piece of the elastic deformation portion other end, and first bracing piece supports and pushes up in first cooperation portion, is provided with two grafting portions on the second bracing piece, is provided with two slots that the opening is relative in the second cooperation portion, and two grafting portions are pegged graft respectively in two slots. The invention ensures that the upper shell and the lower shell have better hand feeling when being buckled; and the torsional spring is connected in two slots of epitheca or inferior valve through two grafting portions, makes the installation space that the torsional spring occupy less, makes the earphone box can have less external dimension relatively then.

Description

Novel earphone box

Technical Field

The invention relates to the technical field of electronic equipment, in particular to a novel earphone box.

Background

The TWS earphone is usually placed in an earphone box for charging in a non-use state, and the existing earphone box comprises an upper shell and a lower shell, wherein the upper shell and the lower shell need to be capable of realizing opening and closing functions and are required to have better opening and closing hand feeling; the epitheca and the inferior valve of current earphone box are in the same place through hinge connection, and the two parts of hinge are fixed respectively on epitheca and inferior valve, feel in order to realize opening and shutting of preferred, and the hinge is set to comparatively complicated structure usually, leads to its structure comparatively complicated to the installation space who occupies is great, leads to the earphone box to have great overall dimension then.

Disclosure of Invention

The invention mainly aims to provide a novel earphone box which has better opening and closing hand feeling, simple structure and small occupied space of an opening and closing part.

In order to achieve the purpose, the invention adopts the following technical scheme:

the novel earphone box comprises an upper shell, a lower shell, a torsion spring and a rotating shaft;

the upper shell and the lower shell are pivoted together through the rotating shaft, one of the upper shell and the lower shell is provided with a first matching part, and the other of the upper shell and the lower shell is provided with a second matching part;

the torsion spring comprises a spiral elastic deformation part, a first supporting rod connected to one end of the elastic deformation part and a second supporting rod connected to the other end of the elastic deformation part, the first supporting rod abuts against the first matching part, two insertion parts are arranged on the second supporting rod, two slots with opposite openings are arranged on the second matching part, and the two insertion parts are respectively inserted into the two slots.

Preferably, one of the upper shell and the lower shell is provided with a rotary seat, the other one of the upper shell and the lower shell is provided with a concave position for accommodating the rotary seat, two ends of the concave position are respectively provided with an end wall, the second matching part is connected with the side wall between the two end walls, and the end walls and the rotary seat are respectively provided with a shaft hole for the rotary shaft to penetrate.

Preferably, a groove is formed in the rotating seat, the torsion spring is arranged in the groove, and the first matching portion is the inner wall of one side of the groove.

Preferably, two baffles are arranged in the groove, and the elastic deformation part of the torsion spring is clamped between the two baffles.

Preferably, a supporting cross rod is fixedly connected between the two baffles, the elastic deformation part is sleeved on the supporting cross rod, and the central axis of the supporting cross rod is coincided with the central axis of the rotating shaft.

Preferably, the lateral wall orientation be provided with a depressed part on the side of torsional spring, two the slot all set up in on the lateral wall and be located respectively the both sides of depressed part, and two the opening of slot is located respectively the internal surface of depressed part both sides.

Preferably, the swivel mount is convexly provided with a first limiting block, a joint of the end wall and the side wall is provided with a second limiting block, and the first limiting block and the second limiting block are matched to form a limiting mechanism for limiting the rotation angle of the upper shell and the lower shell.

According to the invention, the torsion spring is arranged between the upper shell and the lower shell, and elastic stress is generated by utilizing the deformation of the torsion spring, so that the upper shell and the lower shell can be automatically opened, and meanwhile, the deformation of the torsion spring forms damping force during buckling, so that the upper shell and the lower shell have better hand feeling during buckling, and the user experience is improved; in addition, the torsional spring is arranged between the upper shell and the lower shell, and the torsional spring is connected in the two slots of the upper shell or the lower shell through the two inserting parts, so that the installation space occupied by the torsional spring is smaller, and the earphone box can have relatively smaller external dimension.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the upper housing cooperating with the torsion spring;

FIG. 3 is a schematic view showing a state in which the upper case and the lower case are fastened together;

fig. 4 is a schematic view showing an opened state of the upper case and the lower case.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Upper casing	24	Concave part
11	Rotating seat	241	Inserting groove
				12	Groove	242	Inserting groove
13	Baffle plate	25	Second limiting block
				14	Support cross bar	30	Rotating shaft
15	First limiting block	40	Torsion spring
				20	Lower casing	41	First support rod
21	Concave position	42	Second support rod
				22	End wall	421	Plug-in part
23	Side wall	422	Plug-in part

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

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.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1, 2 and 3, the earphone box of the present invention includes an upper casing 10, a lower casing 20, a torsion spring 40 and a rotating shaft 30, wherein the upper casing 10 and the lower casing 20 are pivoted together by the rotating shaft 30, so that the upper casing 10 and the lower casing 20 can rotate relatively to each other, so that the two can be buckled together or opened, and when the upper casing 10 and the lower casing 20 are buckled together, the two enclose a cavity for accommodating an earphone; a first engagement portion is provided on the upper case 10, a second engagement portion is provided on the lower case 20, the torsion spring 40 includes an elastic deformation portion, a first support rod 41 and a second support rod 42, wherein the elastic deformation part is a main body part of the torsion spring 40, and is in a spiral shape, the first support rod 41 extends from one end of the elastic deformation part, the second support rod 42 extends from the other end of the elastic deformation part, and, the end of the second support rod 42 is provided with an inserting part 421 in an upward protruding manner and an inserting part 422 in a downward protruding manner, the second fitting portion is provided with a slot 242 and a slot 241, the openings of the slot 242 and the slot 241 are oppositely arranged, wherein, the inserting part 421 is inserted into the slot 242, the inserting part 422 is inserted into the slot 241, thus, the end of the second supporting rod 42 is fixedly connected to the second matching portion, and the first supporting rod 41 is abutted against the first matching portion.

In a preferred embodiment, the invention is provided with a rotary seat 11 on an upper shell 10, a concave position 21 on a lower shell 20, the rotary seat 11 embedded in the concave position 21, two end walls 22 respectively arranged at two ends of the concave position 21, shaft holes arranged on the rotary seat 11 and the end walls 22, a rotating shaft 30 passing through the shaft holes of the rotary seat 11 and the end walls 22, the rotary seat 11 and the end walls 22 being pivoted together, and then the upper shell 10 and the lower shell 20 being pivoted together; the shaft 30 may be divided into two sections, each of which is connected to one end of the rotary base 11 and the side wall 22 located outside the end of the rotary base 11. A side wall 23 is connected between the two end walls 22, the concave portion 21 is defined by the side wall 23 and the two end walls 22, the side wall 23 is the second matching portion, a concave portion 24 is disposed on a side surface of the side wall 23 facing the torsion spring 40, the slot 242 and the slot 241 are disposed on the side wall 23 and are respectively disposed on two sides of the concave portion 24, an opening of the slot 242 is disposed on an inner surface of an upper side of the concave portion 24, and an opening of the slot 241 is disposed on an inner surface of a lower side of the concave portion 24, so that when the second support rod 42 is connected to the side wall 23, the end of the second support rod 42 is disposed in the concave portion 24 by pressing the inserting portion 421 and the inserting portion 422 on the second support rod 42, and an external pressing force on the end of the second support rod 42 is released, so that the inserting portion 421 and the inserting portion 422 are rebounded to be respectively inserted into the slot 242 and the slot 241.

Referring to fig. 3, when the upper case 10 and the lower case 20 of the present invention are in a fastened state, the first supporting rod 41 and the second supporting rod 42 are respectively pressed by the first engaging portion and the second engaging portion, so that the elastic deformation portion of the torsion spring 40 is in a compressed state, and when the upper case 10 and the lower case 20 are opened in this state, the elastic deformation portion of the torsion spring 40 provides elastic stress, so that the upper case 10 and the lower case 20 are automatically opened; fig. 4 shows a state in which the upper case 10 and the lower case 20 are opened, and in this state, the elastically deformable portion of the torsion spring 40 is in an unfolded state, and when the upper case 10 and the lower case 20 are fastened in this opened state, the elastically deformable portion of the torsion spring 40 is gradually compressed, and the elastic stress provided by the elastically deformable portion forms a damping force when the upper case 10 and the lower case 20 are fastened, so that the fastening process of the upper case 10 and the lower case 20 has a better hand feeling.

Compared with the prior art, the automatic opening device has the advantages that the torsion spring is arranged between the upper shell and the lower shell, and elastic stress is generated by the deformation of the torsion spring, so that the upper shell and the lower shell can be automatically opened, and meanwhile, damping force is formed by the deformation of the torsion spring during buckling, so that the upper shell and the lower shell have better hand feeling during buckling, and the user experience is improved; in addition, the torsional spring is arranged between the upper shell and the lower shell, and the torsional spring is connected in the two slots of the upper shell or the lower shell through the two inserting parts, so that the installation space occupied by the torsional spring is smaller, and the earphone box can have relatively smaller external dimension.

In another preferred embodiment, the present invention provides a groove 12 on the rotary seat 11, the groove 12 can be disposed at the middle position of the rotary seat 11 in the length direction, the torsion spring 40 is disposed in the groove 12, the installation space of the torsion spring 40 is further reduced, and in addition, the first matching portion is formed by utilizing the inner wall of one side of the groove 12, namely, the first supporting rod 41 of the torsion spring 40 directly abuts against the inner wall of one side of the groove 12. In addition, in order to prevent the torsion spring 40 from moving along the length direction of the rotating base 11, two baffles 13 are arranged inside the groove 12, the elastic deformation portion of the torsion spring 40 is clamped between the two baffles 13, the first support rod 41 abuts against the portion, located between the two baffles 13, of the inner surface of the groove 12, and the second support rod 42 extends out of the rotating base 11 to be in inserted fit with the side wall 23. In addition, in order to prevent the torsion spring 40 from moving along the radial direction of the swivel base 11, a supporting cross rod 14 is further connected between the two baffles 13, the central axis of the supporting cross rod 14 coincides with the central axis of the rotating shaft 30, and the elastic deformation part of the torsion spring 40 is sleeved on the supporting cross rod 14, so that the two baffles 13 and the supporting cross rod 14 are used for limiting the position of the torsion spring 40, and the movement of the torsion spring 14 is avoided.

In addition, a first limiting block 15 is convexly arranged on the surface of the rotary seat 11, a second limiting block 25 is arranged at the joint of the end wall 23 and the side wall 24, when the upper shell 10 is opened relative to the lower shell 20 and relatively rotates to the maximum angle, the first limiting block 15 abuts against the second limiting block 25, and a limiting mechanism is formed by the first limiting block 15 and the second limiting block 25 and used for limiting the maximum angle of the relative rotation of the upper shell 10 and the lower shell 20.

In other embodiments of the present invention, the first mating portion may be disposed on the lower case 20, and the second mating portion may be disposed on the upper case 10, that is, one end of the torsion spring 40 is inserted into and mated with the upper case 10, and the other end abuts against the lower case 20.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The novel earphone box is characterized by comprising an upper shell, a lower shell, a torsion spring and a rotating shaft;

2. The earphone box of claim 1, wherein one of the upper case and the lower case has a rotation seat and the other has a recess for accommodating the rotation seat, the recess has end walls at two ends thereof, the second engaging portion is a sidewall connected between the two end walls, and the end walls and the rotation seat have shaft holes for the rotation shaft to pass through.

3. The earphone box as claimed in claim 2, wherein the rotation base is provided with a groove, the torsion spring is disposed in the groove, and the first engaging portion is an inner wall of the groove.

4. The novel earphone box as claimed in claim 3, wherein two baffles are disposed in the groove, and the elastically deformable portion of the torsion spring is clamped between the two baffles.

5. The earphone box of claim 4, wherein a supporting cross bar is fixedly connected between the two baffles, the elastic deformation portion is sleeved on the supporting cross bar, and the central axis of the supporting cross bar coincides with the central axis of the rotating shaft.

6. The novel earphone box as claimed in claim 2, wherein a recess is formed on a side of the sidewall facing the torsion spring, the two slots are disposed on the sidewall and located on two sides of the recess, respectively, and openings of the two slots are located on inner surfaces of two sides of the recess, respectively.

7. The novel earphone box as claimed in claim 2, wherein a first stopper is convexly disposed on the rotation base, a second stopper is disposed at a joint of the end wall and the side wall, and the first stopper and the second stopper cooperate to form a stopper mechanism for limiting a rotation angle of the upper case and the lower case.